disabled+0x48/0x280
[  356.713083]  irq_exit+0x17f/0x1c0
[  356.716561]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.721419]  ? smp_reschedule_interrupt+0x109/0x650
[  356.726445]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.732337]  ? interrupt_entry+0xb5/0xc0
[  356.736411]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.741436]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.746465]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.751323]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.756350]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.761382]  ? task_prio+0x50/0x50
[  356.764945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.770503]  ? check_preemption_disabled+0x48/0x280
[  356.775581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.780469]  apic_timer_interrupt+0xf/0x20
[  356.784711]  </IRQ>
[  356.786965] RIP: 0010:dump_stack+0x358/0x39d
[  356.791395] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  356.810308] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  356.818031] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  356.825322] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  356.832616] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  356.839904] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  356.847190] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  356.854492]  ? dump_stack+0x34f/0x39d
[  356.858351]  ? dump_stack_print_info.cold.1+0x20/0x20
[  356.863583]  ? mark_held_locks+0x130/0x130
[  356.867835]  ? mark_held_locks+0x130/0x130
[  356.872091]  dump_header+0x27b/0xf72
[  356.875834]  ? pagefault_out_of_memory+0x197/0x197
[  356.880788]  ? __lock_acquire+0x62f/0x4c20
[  356.885052]  ? percpu_ref_get_many+0x240/0x240
[  356.889655]  ? print_usage_bug+0xc0/0xc0
[  356.893738]  ? zap_class+0x640/0x640
[  356.897472]  ? print_usage_bug+0xc0/0xc0
[  356.901573]  ? print_usage_bug+0xc0/0xc0
[  356.905655]  ? zap_class+0x640/0x640
[  356.909389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.914949]  ? find_held_lock+0x36/0x1c0
[  356.919044]  ? mark_held_locks+0xc7/0x130
[  356.923216]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  356.928335]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  356.933462]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  356.938070]  ? trace_hardirqs_on+0xbd/0x310
[  356.942412]  ? kasan_check_read+0x11/0x20
[  356.946586]  ? ___ratelimit+0x3b4/0x672
[  356.950596]  ? trace_hardirqs_off_caller+0x310/0x310
[  356.955723]  ? trace_hardirqs_on+0x310/0x310
[  356.960150]  ? lock_downgrade+0x900/0x900
[  356.964321]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  356.969441]  ? ___ratelimit+0x3b9/0x672
[  356.973434]  ? idr_get_free+0xf70/0xf70
[  356.977429]  ? find_held_lock+0x36/0x1c0
[  356.981515]  oom_kill_process.cold.27+0x10/0x903
[  356.986329]  ? zap_class+0x640/0x640
[  356.990065]  ? check_preemption_disabled+0x48/0x280
[  356.995104]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.000055]  ? kasan_check_read+0x11/0x20
[  357.004219]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.009639]  ? oom_evaluate_task+0x540/0x540
[  357.014072]  ? find_held_lock+0x36/0x1c0
[  357.018164]  ? out_of_memory+0x974/0x1430
[  357.022330]  ? lock_downgrade+0x900/0x900
[  357.026494]  ? check_preemption_disabled+0x48/0x280
[  357.031587]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.036595]  ? kasan_check_read+0x11/0x20
[  357.040764]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.046064]  ? rcu_softirq_qs+0x20/0x20
[  357.050068]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.055634]  ? oom_evaluate_task+0x302/0x540
[  357.060072]  out_of_memory+0xa84/0x1430
[  357.064081]  ? oom_killer_disable+0x3a0/0x3a0
[  357.068599]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  357.073572]  ? __ww_mutex_check_waiters+0x160/0x160
[  357.078622]  __alloc_pages_slowpath+0x2354/0x2e10
[  357.083551]  ? warn_alloc+0x120/0x120
[  357.087374]  ? mark_held_locks+0x130/0x130
[  357.091636]  ? find_get_entry+0xaae/0x1120
[  357.095898]  ? filemap_map_pages+0x1a20/0x1a20
[  357.100506]  ? zap_class+0x640/0x640
[  357.104272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.109828]  ? check_preemption_disabled+0x48/0x280
[  357.114866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.120426]  ? should_fail+0x22d/0xd01
[  357.124340]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.129477]  ? zap_class+0x640/0x640
[  357.133238]  ? __lock_is_held+0xb5/0x140
[  357.137327]  ? mark_held_locks+0x130/0x130
[  357.141594]  ? lock_release+0xa00/0xa00
[  357.145593]  ? perf_trace_sched_process_exec+0x860/0x860
[  357.151066]  ? xa_load+0x2ba/0x460
[  357.154627]  ? lock_downgrade+0x900/0x900
[  357.158802]  ? __might_sleep+0x95/0x190
[  357.162803]  __alloc_pages_nodemask+0xa80/0xde0
[  357.167498]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  357.172585]  ? __page_cache_alloc+0x191/0x5c0
[  357.177102]  ? xa_load+0x2e1/0x460
[  357.180668]  ? xa_clear_mark+0x40/0x40
[  357.184592]  ? zap_class+0x640/0x640
[  357.188333]  ? zap_class+0x640/0x640
[  357.192070]  ? zap_class+0x640/0x640
[  357.195803]  ? __do_page_cache_readahead+0x663/0x810
[  357.200933]  ? find_held_lock+0x36/0x1c0
[  357.205020]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  357.210596]  alloc_pages_current+0x173/0x350
[  357.215140]  __page_cache_alloc+0x38c/0x5c0
[  357.219480]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.224425]  ? kasan_check_read+0x11/0x20
[  357.228592]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.233887]  ? generic_perform_write+0x6a0/0x6a0
[  357.238663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.244218]  ? check_preemption_disabled+0x48/0x280
[  357.249264]  filemap_fault+0x1595/0x25f0
[  357.253358]  ? __lock_page_or_retry+0xa00/0xa00
[  357.258144]  ? mark_held_locks+0x130/0x130
[  357.262408]  ? filemap_map_pages+0xd6b/0x1a20
[  357.266926]  ? lock_downgrade+0x900/0x900
[  357.271095]  ? check_preemption_disabled+0x48/0x280
[  357.276132]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.281078]  ? kasan_check_read+0x11/0x20
[  357.285245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.290566]  ? rcu_softirq_qs+0x20/0x20
[  357.294596]  ? filemap_map_pages+0xd92/0x1a20
[  357.299115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.304684]  ? find_get_entries_tag+0x1400/0x1400
[  357.309573]  ? __lock_acquire+0x62f/0x4c20
[  357.313841]  ? lock_acquire+0x1ed/0x520
[  357.317842]  ? ext4_filemap_fault+0x7a/0xad
[  357.322187]  ? lock_release+0xa00/0xa00
[  357.326180]  ? perf_trace_sched_process_exec+0x860/0x860
[  357.331650]  ? print_usage_bug+0xc0/0xc0
[  357.335735]  ? print_usage_bug+0xc0/0xc0
[  357.339831]  ? down_read+0x8d/0x120
[  357.343476]  ? ext4_filemap_fault+0x7a/0xad
[  357.347817]  ? __down_interruptible+0x700/0x700
[  357.352516]  ext4_filemap_fault+0x82/0xad
[  357.356718]  __do_fault+0x100/0x6b0
[  357.360370]  ? pmd_devmap_trans_unstable+0x220/0x220
[  357.365498]  ? mark_held_locks+0x130/0x130
[  357.369782]  ? mark_held_locks+0x130/0x130
[  357.374041]  ? find_held_lock+0x36/0x1c0
[  357.378126]  ? find_held_lock+0x36/0x1c0
[  357.382210]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.387774]  __handle_mm_fault+0x3ea0/0x5be0
[  357.392203]  ? poll_select_copy_remaining+0x18c/0x6a0
[  357.397422]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  357.402291]  ? __might_fault+0x12b/0x1e0
[  357.406372]  ? lock_downgrade+0x900/0x900
[  357.410580]  ? zap_class+0x640/0x640
[  357.414318]  ? zap_class+0x640/0x640
[  357.418061]  ? find_held_lock+0x36/0x1c0
[  357.422160]  ? handle_mm_fault+0x42a/0xc70
[  357.426414]  ? lock_downgrade+0x900/0x900
[  357.430602]  ? check_preemption_disabled+0x48/0x280
[  357.435641]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.440595]  ? kasan_check_read+0x11/0x20
[  357.444758]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.450061]  ? rcu_softirq_qs+0x20/0x20
[  357.454059]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.459186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.464746]  ? check_preemption_disabled+0x48/0x280
[  357.469794]  handle_mm_fault+0x54f/0xc70
[  357.473879]  ? __handle_mm_fault+0x5be0/0x5be0
[  357.478486]  ? find_vma+0x34/0x190
[  357.482083]  __do_page_fault+0x5e8/0xe60
[  357.486165]  ? trace_hardirqs_off+0xb8/0x310
[  357.490607]  do_page_fault+0xf2/0x7e0
[  357.494427]  ? vmalloc_sync_all+0x30/0x30
[  357.498606]  ? error_entry+0x70/0xd0
[  357.502343]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.507378]  ? trace_hardirqs_on_caller+0xc0/0x310
[  357.512328]  ? syscall_return_slowpath+0x5e0/0x5e0
[  357.517271]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.522145]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.527182]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  357.532660]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  357.537700]  ? prepare_exit_to_usermode+0x291/0x3b0
[  357.542733]  ? page_fault+0x8/0x30
[  357.546298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.551160]  ? page_fault+0x8/0x30
[  357.554725]  page_fault+0x1e/0x30
[  357.558197] RIP: 0033:0x7f41334d1dd3
[  357.561960] Code: Bad RIP value.
[  357.565337] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  357.570722] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  357.578013] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  357.585308] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  357.592600] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  357.599894] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  357.607217] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  357.607232] warn_alloc_show_mem: 1 callbacks suppressed
[  357.607237] Mem-Info:
[  357.614553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.619944] active_anon:51440 inactive_anon:594 isolated_anon:0
[  357.619944]  active_file:10 inactive_file:13 isolated_file:0
[  357.619944]  unevictable:0 dirty:0 writeback:0 unstable:0
[  357.619944]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  357.619944]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  357.619944]  free:13749 free_pcp:129 free_cma:0
[  357.622336] Call Trace:
[  357.631748] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  357.664616]  <IRQ>
[  357.667209] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  357.695420]  dump_stack+0x244/0x39d
[  357.697590] lowmem_reserve[]: 0 2818 6321 6321
[  357.723734]  ? dump_stack_print_info.cold.1+0x20/0x20
[  357.727358] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  357.731963]  warn_alloc.cold.116+0xb7/0x1bd
[  357.737129] lowmem_reserve[]: 0 0 3503 3503
[  357.764506]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.768855] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  357.773198]  ? lock_downgrade+0x900/0x900
[  357.778024] lowmem_reserve[]: 0 0 0 0
[  357.807248]  ? trace_hardirqs_off+0xb8/0x310
[  357.811389] 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
[  357.815211]  ? trace_hardirqs_off+0xb8/0x310
[  357.819618] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  357.833161]  __alloc_pages_slowpath+0x26e8/0x2e10
[  357.837583] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  357.852967]  ? warn_alloc+0x120/0x120
[  357.857793] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  357.873406]  ? print_usage_bug+0xc0/0xc0
[  357.877209] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  357.886059]  ? warn_alloc+0x120/0x120
[  357.890116] 673 total pagecache pages
[  357.898704]  ? bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  357.902508] 0 pages in swap cache
[  357.906350]  ? warn_alloc+0x120/0x120
[  357.911556] Swap cache stats: add 0, delete 0, find 0/0
[  357.911566] Free swap  = 0kB
[  357.915035]  ? zap_class+0x640/0x640
[  357.918839] Total swap = 0kB
[  357.924216]  ? print_usage_bug+0xc0/0xc0
[  357.927230] 1965979 pages RAM
[  357.930961]  ? print_usage_bug+0xc0/0xc0
[  357.933968] 0 pages HighMem/MovableOnly
[  357.933978] 342854 pages reserved
[  357.938052]  ? __lock_acquire+0x62f/0x4c20
[  357.938076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.941174] 0 pages cma reserved
[  357.945249]  ? should_fail+0x22d/0xd01
[  357.949316] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  357.952693]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.957023] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  357.962477]  ? __lock_acquire+0x62f/0x4c20
[  357.965838] init cpuset=/ mems_allowed=0
[  357.969742]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.004438]  ? __lock_acquire+0x62f/0x4c20
[  358.008692]  ? should_fail+0x22d/0xd01
[  358.012615]  ? mark_held_locks+0x130/0x130
[  358.016873]  ? mark_held_locks+0x130/0x130
[  358.021135]  ? ip6_finish_output2+0x1d6b/0x27a0
[  358.025824]  ? __kfree_skb+0x20/0x20
[  358.029586]  ? lockdep_hardirqs_on+0x296/0x5b0
[  358.034190]  ? zap_class+0x640/0x640
[  358.037997]  ? print_usage_bug+0xc0/0xc0
[  358.042085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.047645]  ? check_preemption_disabled+0x48/0x280
[  358.052757]  ? __lock_is_held+0xb5/0x140
[  358.056851]  __alloc_pages_nodemask+0xa80/0xde0
[  358.061565]  ? zap_class+0x640/0x640
[  358.065308]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  358.070355]  ? find_held_lock+0x36/0x1c0
[  358.074442]  ? ____cache_alloc_node+0x1c7/0x1e0
[  358.079128]  ? lock_downgrade+0x900/0x900
[  358.083305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.088867]  cache_grow_begin+0xa5/0x8c0
[  358.092944]  ? do_raw_spin_unlock+0xa7/0x330
[  358.097380]  fallback_alloc+0x204/0x2e0
[  358.101381]  ____cache_alloc_node+0x1c7/0x1e0
[  358.105899]  kmem_cache_alloc_node+0xe3/0x730
[  358.110418]  ? ipv6_get_ifaddr+0x42e/0x620
[  358.114686]  __alloc_skb+0x119/0x770
[  358.118416]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.123718]  ? netdev_alloc_frag+0x1f0/0x1f0
[  358.128143]  ? lock_downgrade+0x900/0x900
[  358.132317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.137873]  ? refcount_sub_and_test_checked+0x203/0x310
[  358.143347]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  358.148818]  ? addrconf_rs_timer+0x690/0x690
[  358.153409]  ndisc_alloc_skb+0x144/0x340
[  358.157492]  ndisc_send_rs+0x331/0x6e0
[  358.161431]  addrconf_rs_timer+0x314/0x690
[  358.165691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.169959]  call_timer_fn+0x272/0x920
[  358.173883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.178139]  ? process_timeout+0x40/0x40
[  358.182224]  ? __run_timers+0x7da/0xc70
[  358.186217]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.190727]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.195237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.199493]  ? lockdep_hardirqs_on+0x296/0x5b0
[  358.204131]  ? trace_hardirqs_on+0xbd/0x310
[  358.208593]  ? kasan_check_read+0x11/0x20
[  358.212762]  ? __run_timers+0x7da/0xc70
[  358.216755]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.221882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.226137]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.230385]  __run_timers+0x7e5/0xc70
[  358.234212]  ? timer_fixup_init+0x70/0x70
[  358.238383]  ? lock_acquire+0x1ed/0x520
[  358.242377]  ? zap_class+0x640/0x640
[  358.246118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.251683]  ? kasan_check_read+0x11/0x20
[  358.255853]  ? do_raw_spin_lock+0x14f/0x350
[  358.260201]  ? find_held_lock+0x36/0x1c0
[  358.264286]  ? zap_class+0x640/0x640
[  358.268025]  ? pvclock_read_flags+0x160/0x160
[  358.272571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.278133]  ? check_preemption_disabled+0x48/0x280
[  358.283179]  ? __lock_is_held+0xb5/0x140
[  358.287260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.292817]  ? check_preemption_disabled+0x48/0x280
[  358.297860]  run_timer_softirq+0x52/0xb0
[  358.301938]  ? rcu_read_lock_sched_held+0x14f/0x180
[  358.306973]  __do_softirq+0x308/0xb7e
[  358.310797]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  358.315307]  ? lock_downgrade+0x900/0x900
[  358.319480]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  358.324622]  ? pvclock_read_flags+0x160/0x160
[  358.329137]  ? lapic_next_event+0x5a/0x90
[  358.333308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.338868]  ? kvm_clock_read+0x18/0x30
[  358.342860]  ? kvm_sched_clock_read+0x9/0x20
[  358.347291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.352847]  ? check_preemption_disabled+0x48/0x280
[  358.357889]  irq_exit+0x17f/0x1c0
[  358.361361]  smp_apic_timer_interrupt+0x1cb/0x760
[  358.366219]  ? smp_reschedule_interrupt+0x109/0x650
[  358.371252]  ? smp_call_function_single_interrupt+0x650/0x650
[  358.377155]  ? interrupt_entry+0xb5/0xc0
[  358.381245]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.386277]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.391313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.396174]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.401214]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.406245]  ? task_prio+0x50/0x50
[  358.409813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.415372]  ? check_preemption_disabled+0x48/0x280
[  358.420410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.425276]  apic_timer_interrupt+0xf/0x20
[  358.429549]  </IRQ>
[  358.431815] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  358.437719] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  358.456637] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  358.464361] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  358.471653] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  358.478939] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  358.486223] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  358.493507] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  358.500850]  ? save_stack+0xa9/0xd0
[  358.504508]  __kmalloc_node_track_caller+0x3c/0x70
[  358.509487]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  358.514300]  pskb_expand_head+0x230/0x10f0
[  358.518588]  ? check_preemption_disabled+0x48/0x280
[  358.523629]  ? memcpy+0x45/0x50
[  358.526933]  ? __copy_skb_header+0x350/0x6b0
[  358.531364]  ? skb_release_data+0x880/0x880
[  358.535708]  ? __alloc_skb+0x770/0x770
[  358.539641]  ? __lock_is_held+0xb5/0x140
[  358.543912]  ? kasan_check_write+0x14/0x20
[  358.548164]  ? __skb_clone+0x6c7/0xa00
[  358.552074]  ? __copy_skb_header+0x6b0/0x6b0
[  358.556502]  ? kmem_cache_alloc+0x33a/0x730
[  358.560875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.566437]  skb_ensure_writable+0x3dd/0x640
[  358.570928]  ? skb_checksum_setup+0xaa0/0xaa0
[  358.575448]  ? preempt_notifier_register+0x200/0x200
[  358.580587]  ? __switch_to_asm+0x34/0x70
[  358.584664]  ? __switch_to_asm+0x34/0x70
[  358.588737]  ? __switch_to_asm+0x40/0x70
[  358.592813]  ? __switch_to_asm+0x34/0x70
[  358.596886]  ? __switch_to_asm+0x40/0x70
[  358.600963]  ? __switch_to_asm+0x40/0x70
[  358.605039]  ? __switch_to_asm+0x34/0x70
[  358.609121]  ? __switch_to_asm+0x34/0x70
[  358.613196]  ? __switch_to_asm+0x40/0x70
[  358.617270]  ? __switch_to_asm+0x34/0x70
[  358.621352]  bpf_clone_redirect+0x14a/0x490
[  358.625791]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  358.630832]  ? __sched_text_start+0x8/0x8
[  358.635005]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  358.639787]  ? find_held_lock+0x36/0x1c0
[  358.643874]  ? lock_acquire+0x1ed/0x520
[  358.647864]  ? bpf_test_run+0x3cb/0x780
[  358.651855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.657413]  ? check_preemption_disabled+0x48/0x280
[  358.662449]  ? kasan_check_read+0x11/0x20
[  358.666616]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.671910]  ? rcu_softirq_qs+0x20/0x20
[  358.675904]  ? preempt_schedule+0x4d/0x60
[  358.680072]  ? ___preempt_schedule+0x16/0x18
[  358.684503]  ? bpf_test_run+0x25d/0x780
[  358.688563]  ? netlink_diag_dump+0x2a0/0x2a0
[  358.692999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.698581]  ? bpf_test_init.isra.10+0x70/0x100
[  358.703279]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  358.708062]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  358.712925]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  358.718489]  ? fput+0x130/0x1a0
[  358.721818]  ? __bpf_prog_get+0x9b/0x290
[  358.725901]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  358.730772]  ? bpf_prog_test_run+0x130/0x1a0
[  358.735217]  ? __x64_sys_bpf+0x3d8/0x520
[  358.739299]  ? bpf_prog_get+0x20/0x20
[  358.743139]  ? do_syscall_64+0x1b9/0x820
[  358.747229]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  358.752683]  ? syscall_return_slowpath+0x5e0/0x5e0
[  358.757641]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.762709]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  358.767755]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  358.774436]  ? __switch_to_asm+0x40/0x70
[  358.778514]  ? __switch_to_asm+0x34/0x70
[  358.782638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.787594]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  358.792999] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  358.793097] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.799173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  358.799180] Call Trace:
[  358.799188]  <IRQ>
[  358.799206]  dump_stack+0x244/0x39d
[  358.799230]  ? dump_stack_print_info.cold.1+0x20/0x20
[  358.805831] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.815110]  warn_alloc.cold.116+0xb7/0x1bd
[  358.817680] syz-executor1 cpuset=syz1 mems_allowed=0
[  358.819850]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  358.853454]  ? lock_downgrade+0x900/0x900
[  358.857635]  ? trace_hardirqs_off+0xb8/0x310
[  358.862072]  ? trace_hardirqs_off+0xb8/0x310
[  358.866511]  __alloc_pages_slowpath+0x26e8/0x2e10
[  358.871433]  ? warn_alloc+0x120/0x120
[  358.875258]  ? print_usage_bug+0xc0/0xc0
[  358.879343]  ? warn_alloc+0x120/0x120
[  358.883172]  ? warn_alloc+0x120/0x120
[  358.886996]  ? print_usage_bug+0xc0/0xc0
[  358.891085]  ? kvm_clock_read+0x18/0x30
[  358.895091]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  358.900137]  ? print_usage_bug+0xc0/0xc0
[  358.904228]  ? __lock_acquire+0x62f/0x4c20
[  358.908605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.914163]  ? should_fail+0x22d/0xd01
[  358.918075]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.923378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.928500]  ? __lock_acquire+0x62f/0x4c20
[  358.932787]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.938018]  ? __lock_acquire+0x62f/0x4c20
[  358.942281]  ? should_fail+0x22d/0xd01
[  358.946185]  ? rcu_irq_exit+0x1a2/0x390
[  358.950192]  ? mark_held_locks+0x130/0x130
[  358.954449]  ? mark_held_locks+0x130/0x130
[  358.958712]  ? mark_held_locks+0xc7/0x130
[  358.962884]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  358.967920]  ? zap_class+0x640/0x640
[  358.971655]  ? print_usage_bug+0xc0/0xc0
[  358.975742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.981299]  ? check_preemption_disabled+0x48/0x280
[  358.986346]  ? __lock_is_held+0xb5/0x140
[  358.990434]  __alloc_pages_nodemask+0xa80/0xde0
[  358.995125]  ? zap_class+0x640/0x640
[  358.998867]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  359.003914]  ? find_held_lock+0x36/0x1c0
[  359.008006]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.012703]  ? lock_downgrade+0x900/0x900
[  359.016884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.022445]  cache_grow_begin+0xa5/0x8c0
[  359.026556]  ? do_raw_spin_unlock+0xa7/0x330
[  359.030999]  fallback_alloc+0x204/0x2e0
[  359.035005]  ____cache_alloc_node+0x1c7/0x1e0
[  359.039556]  kmem_cache_alloc_node+0xe3/0x730
[  359.044079]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.048347]  __alloc_skb+0x119/0x770
[  359.052077]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.057375]  ? netdev_alloc_frag+0x1f0/0x1f0
[  359.061802]  ? lock_downgrade+0x900/0x900
[  359.065981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.071567]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.077049]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.082545]  ? addrconf_rs_timer+0x690/0x690
[  359.086992]  ndisc_alloc_skb+0x144/0x340
[  359.091078]  ndisc_send_rs+0x331/0x6e0
[  359.094991]  addrconf_rs_timer+0x314/0x690
[  359.099251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.103514]  call_timer_fn+0x272/0x920
[  359.107449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.111701]  ? process_timeout+0x40/0x40
[  359.115789]  ? mark_held_locks+0xc7/0x130
[  359.119959]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.124471]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.128985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.133238]  ? lockdep_hardirqs_on+0x296/0x5b0
[  359.137840]  ? trace_hardirqs_on+0xbd/0x310
[  359.142186]  ? kasan_check_read+0x11/0x20
[  359.146355]  ? __run_timers+0x7da/0xc70
[  359.150348]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.155497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.159870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.164127]  __run_timers+0x7e5/0xc70
[  359.167956]  ? timer_fixup_init+0x70/0x70
[  359.172125]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.177159]  ? zap_class+0x640/0x640
[  359.180896]  ? print_usage_bug+0xc0/0xc0
[  359.184981]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  359.190194]  ? find_held_lock+0x36/0x1c0
[  359.194281]  ? zap_class+0x640/0x640
[  359.198022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.203600]  ? check_preemption_disabled+0x48/0x280
[  359.208648]  ? __lock_is_held+0xb5/0x140
[  359.212731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.218292]  ? check_preemption_disabled+0x48/0x280
[  359.223334]  run_timer_softirq+0x52/0xb0
[  359.227415]  ? rcu_read_lock_sched_held+0x14f/0x180
[  359.232452]  __do_softirq+0x308/0xb7e
[  359.236278]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  359.240792]  ? lock_downgrade+0x900/0x900
[  359.244970]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  359.250104]  ? pvclock_read_flags+0x160/0x160
[  359.254625]  ? lapic_next_event+0x5a/0x90
[  359.258797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.264363]  ? kvm_clock_read+0x18/0x30
[  359.268374]  ? kvm_sched_clock_read+0x9/0x20
[  359.272811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.278633]  ? check_preemption_disabled+0x48/0x280
[  359.283679]  irq_exit+0x17f/0x1c0
[  359.287156]  smp_apic_timer_interrupt+0x1cb/0x760
[  359.292019]  ? smp_reschedule_interrupt+0x109/0x650
[  359.297066]  ? smp_call_function_single_interrupt+0x650/0x650
[  359.302970]  ? interrupt_entry+0xb5/0xc0
[  359.307062]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.312097]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.317137]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.321997]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.327029]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.332073]  ? task_prio+0x50/0x50
[  359.335640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.341197]  ? check_preemption_disabled+0x48/0x280
[  359.346236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.351107]  apic_timer_interrupt+0xf/0x20
[  359.355352]  </IRQ>
[  359.357615] RIP: 0010:dump_stack+0x358/0x39d
[  359.362048] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  359.380961] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  359.388827] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  359.396110] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  359.403393] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  359.410677] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  359.417963] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  359.425271]  ? dump_stack+0x34f/0x39d
[  359.429104]  ? dump_stack_print_info.cold.1+0x20/0x20
[  359.434318]  ? mark_held_locks+0x130/0x130
[  359.438589]  ? mark_held_locks+0x130/0x130
[  359.442850]  dump_header+0x27b/0xf72
[  359.446607]  ? pagefault_out_of_memory+0x197/0x197
[  359.451585]  ? __lock_acquire+0x62f/0x4c20
[  359.455844]  ? percpu_ref_get_many+0x240/0x240
[  359.460447]  ? print_usage_bug+0xc0/0xc0
[  359.464557]  ? zap_class+0x640/0x640
[  359.468302]  ? print_usage_bug+0xc0/0xc0
[  359.472383]  ? print_usage_bug+0xc0/0xc0
[  359.476467]  ? zap_class+0x640/0x640
[  359.480204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.485764]  ? find_held_lock+0x36/0x1c0
[  359.489853]  ? mark_held_locks+0xc7/0x130
[  359.494025]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.499153]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.504279]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  359.508886]  ? trace_hardirqs_on+0xbd/0x310
[  359.513226]  ? kasan_check_read+0x11/0x20
[  359.517406]  ? ___ratelimit+0x3b4/0x672
[  359.521400]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.526520]  ? trace_hardirqs_on+0x310/0x310
[  359.530976]  ? lock_downgrade+0x900/0x900
[  359.535147]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.540267]  ? ___ratelimit+0x3b9/0x672
[  359.544263]  ? idr_get_free+0xf70/0xf70
[  359.548258]  ? find_held_lock+0x36/0x1c0
[  359.552365]  oom_kill_process.cold.27+0x10/0x903
[  359.557142]  ? zap_class+0x640/0x640
[  359.560878]  ? check_preemption_disabled+0x48/0x280
[  359.565921]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.570871]  ? kasan_check_read+0x11/0x20
[  359.575044]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.580389]  ? oom_evaluate_task+0x540/0x540
[  359.584820]  ? find_held_lock+0x36/0x1c0
[  359.588920]  ? out_of_memory+0x974/0x1430
[  359.593088]  ? lock_downgrade+0x900/0x900
[  359.597256]  ? check_preemption_disabled+0x48/0x280
[  359.602299]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.607248]  ? kasan_check_read+0x11/0x20
[  359.611412]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.616784]  ? rcu_softirq_qs+0x20/0x20
[  359.620788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.626345]  ? oom_evaluate_task+0x302/0x540
[  359.630774]  out_of_memory+0xa84/0x1430
[  359.634779]  ? oom_killer_disable+0x3a0/0x3a0
[  359.639293]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  359.644247]  ? __ww_mutex_check_waiters+0x160/0x160
[  359.649298]  __alloc_pages_slowpath+0x2354/0x2e10
[  359.654188]  ? warn_alloc+0x120/0x120
[  359.658005]  ? mark_held_locks+0x130/0x130
[  359.662273]  ? find_get_entry+0xaae/0x1120
[  359.666560]  ? filemap_map_pages+0x1a20/0x1a20
[  359.671170]  ? zap_class+0x640/0x640
[  359.675105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.680669]  ? check_preemption_disabled+0x48/0x280
[  359.685705]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.691263]  ? should_fail+0x22d/0xd01
[  359.695177]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.700302]  ? zap_class+0x640/0x640
[  359.704067]  ? __lock_is_held+0xb5/0x140
[  359.708162]  ? mark_held_locks+0x130/0x130
[  359.712421]  ? lock_release+0xa00/0xa00
[  359.716420]  ? perf_trace_sched_process_exec+0x860/0x860
[  359.721889]  ? xa_load+0x2ba/0x460
[  359.725449]  ? lock_downgrade+0x900/0x900
[  359.729621]  ? __might_sleep+0x95/0x190
[  359.733637]  __alloc_pages_nodemask+0xa80/0xde0
[  359.738331]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  359.743367]  ? __page_cache_alloc+0x191/0x5c0
[  359.747971]  ? xa_load+0x2e1/0x460
[  359.751557]  ? xa_clear_mark+0x40/0x40
[  359.755469]  ? zap_class+0x640/0x640
[  359.759228]  ? zap_class+0x640/0x640
[  359.762972]  ? zap_class+0x640/0x640
[  359.766706]  ? __do_page_cache_readahead+0x663/0x810
[  359.771838]  ? find_held_lock+0x36/0x1c0
[  359.775950]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  359.782081]  alloc_pages_current+0x173/0x350
[  359.786550]  __page_cache_alloc+0x38c/0x5c0
[  359.790894]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.795851]  ? kasan_check_read+0x11/0x20
[  359.800017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.805323]  ? generic_perform_write+0x6a0/0x6a0
[  359.810101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.815661]  ? check_preemption_disabled+0x48/0x280
[  359.820705]  filemap_fault+0x1595/0x25f0
[  359.824802]  ? __lock_page_or_retry+0xa00/0xa00
[  359.829493]  ? mark_held_locks+0x130/0x130
[  359.833780]  ? filemap_map_pages+0xd6b/0x1a20
[  359.838295]  ? lock_downgrade+0x900/0x900
[  359.842459]  ? check_preemption_disabled+0x48/0x280
[  359.847495]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.852468]  ? kasan_check_read+0x11/0x20
[  359.856639]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.861935]  ? rcu_softirq_qs+0x20/0x20
[  359.865941]  ? filemap_map_pages+0xd92/0x1a20
[  359.870465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.876033]  ? find_get_entries_tag+0x1400/0x1400
[  359.880907]  ? __lock_acquire+0x62f/0x4c20
[  359.885172]  ? lock_acquire+0x1ed/0x520
[  359.889165]  ? ext4_filemap_fault+0x7a/0xad
[  359.893512]  ? lock_release+0xa00/0xa00
[  359.897562]  ? perf_trace_sched_process_exec+0x860/0x860
[  359.903033]  ? print_usage_bug+0xc0/0xc0
[  359.907119]  ? print_usage_bug+0xc0/0xc0
[  359.911211]  ? down_read+0x8d/0x120
[  359.914852]  ? ext4_filemap_fault+0x7a/0xad
[  359.919205]  ? __down_interruptible+0x700/0x700
[  359.923906]  ext4_filemap_fault+0x82/0xad
[  359.928090]  __do_fault+0x100/0x6b0
[  359.931741]  ? pmd_devmap_trans_unstable+0x220/0x220
[  359.936868]  ? mark_held_locks+0x130/0x130
[  359.941149]  ? mark_held_locks+0x130/0x130
[  359.945398]  ? find_held_lock+0x36/0x1c0
[  359.949488]  ? find_held_lock+0x36/0x1c0
[  359.953600]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.959163]  __handle_mm_fault+0x3ea0/0x5be0
[  359.963598]  ? poll_select_copy_remaining+0x18c/0x6a0
[  359.968820]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  359.973693]  ? __might_fault+0x12b/0x1e0
[  359.977776]  ? lock_downgrade+0x900/0x900
[  359.981956]  ? zap_class+0x640/0x640
[  359.985690]  ? zap_class+0x640/0x640
[  359.989434]  ? find_held_lock+0x36/0x1c0
[  359.993554]  ? handle_mm_fault+0x42a/0xc70
[  359.997813]  ? lock_downgrade+0x900/0x900
[  360.001986]  ? check_preemption_disabled+0x48/0x280
[  360.007023]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.011979]  ? kasan_check_read+0x11/0x20
[  360.016147]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.021460]  ? rcu_softirq_qs+0x20/0x20
[  360.025451]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.030594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.036152]  ? check_preemption_disabled+0x48/0x280
[  360.041198]  handle_mm_fault+0x54f/0xc70
[  360.045281]  ? __handle_mm_fault+0x5be0/0x5be0
[  360.049887]  ? find_vma+0x34/0x190
[  360.053453]  __do_page_fault+0x5e8/0xe60
[  360.057555]  ? trace_hardirqs_off+0xb8/0x310
[  360.062001]  do_page_fault+0xf2/0x7e0
[  360.065828]  ? vmalloc_sync_all+0x30/0x30
[  360.069994]  ? error_entry+0x70/0xd0
[  360.073727]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.078762]  ? trace_hardirqs_on_caller+0xc0/0x310
[  360.083715]  ? syscall_return_slowpath+0x5e0/0x5e0
[  360.088665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.093565]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.098606]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.104081]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  360.109122]  ? prepare_exit_to_usermode+0x291/0x3b0
[  360.114158]  ? page_fault+0x8/0x30
[  360.117720]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.122595]  ? page_fault+0x8/0x30
[  360.126154]  page_fault+0x1e/0x30
[  360.129627] RIP: 0033:0x7f41334d1dd3
[  360.133371] Code: Bad RIP value.
[  360.136752] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  360.142128] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  360.149412] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  360.156699] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  360.163981] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  360.171267] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  360.178605] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  360.178611] warn_alloc_show_mem: 1 callbacks suppressed
[  360.178619] Mem-Info:
[  360.185912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.191303] active_anon:51440 inactive_anon:594 isolated_anon:0
[  360.191303]  active_file:10 inactive_file:13 isolated_file:0
[  360.191303]  unevictable:0 dirty:0 writeback:0 unstable:0
[  360.191303]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  360.191303]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  360.191303]  free:13749 free_pcp:129 free_cma:0
[  360.193692] Call Trace:
[  360.203106] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  360.235983]  <IRQ>
[  360.238581] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  360.266358]  dump_stack+0x244/0x39d
[  360.268616] lowmem_reserve[]: 0 2818 6321 6321
[  360.294757]  ? dump_stack_print_info.cold.1+0x20/0x20
[  360.298372] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  360.302979]  warn_alloc.cold.116+0xb7/0x1bd
[  360.308154] lowmem_reserve[]: 0 0 3503 3503
[  360.335516]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.339859] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  360.344200]  ? lock_downgrade+0x900/0x900
[  360.349033] lowmem_reserve[]: 0 0 0 0
[  360.378028]  ? trace_hardirqs_off+0xb8/0x310
[  360.382171] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  360.385992]  ? trace_hardirqs_off+0xb8/0x310
[  360.390395] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  360.403935]  __alloc_pages_slowpath+0x26e8/0x2e10
[  360.408333] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  360.423713]  ? warn_alloc+0x120/0x120
[  360.428564] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  360.444179]  ? print_usage_bug+0xc0/0xc0
[  360.447981] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  360.456823]  ? warn_alloc+0x120/0x120
[  360.460882] 673 total pagecache pages
[  360.469473]  ? warn_alloc+0x120/0x120
[  360.473273] 0 pages in swap cache
[  360.477080]  ? print_usage_bug+0xc0/0xc0
[  360.480874] Swap cache stats: add 0, delete 0, find 0/0
[  360.480884] Free swap  = 0kB
[  360.484353]  ? kvm_clock_read+0x18/0x30
[  360.488406] Total swap = 0kB
[  360.488416] 1965979 pages RAM
[  360.493796]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  360.496800] 0 pages HighMem/MovableOnly
[  360.496810] 342854 pages reserved
[  360.500795]  ? print_usage_bug+0xc0/0xc0
[  360.503800] 0 pages cma reserved
[  360.503886] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.506923]  ? __lock_acquire+0x62f/0x4c20
[  360.506945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.506965]  ? should_fail+0x22d/0xd01
[  360.512050] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.515967]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.519414] init cpuset=/ mems_allowed=0
[  360.523494]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.571165]  ? __lock_acquire+0x62f/0x4c20
[  360.575424]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.580567]  ? __lock_acquire+0x62f/0x4c20
[  360.584819]  ? should_fail+0x22d/0xd01
[  360.588721]  ? rcu_irq_exit+0x1a2/0x390
[  360.592724]  ? mark_held_locks+0x130/0x130
[  360.596980]  ? mark_held_locks+0x130/0x130
[  360.601238]  ? mark_held_locks+0xc7/0x130
[  360.605406]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  360.610440]  ? zap_class+0x640/0x640
[  360.614175]  ? print_usage_bug+0xc0/0xc0
[  360.618261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.623827]  ? check_preemption_disabled+0x48/0x280
[  360.628964]  ? __lock_is_held+0xb5/0x140
[  360.633053]  __alloc_pages_nodemask+0xa80/0xde0
[  360.637742]  ? zap_class+0x640/0x640
[  360.641480]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  360.646556]  ? find_held_lock+0x36/0x1c0
[  360.650652]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.655341]  ? lock_downgrade+0x900/0x900
[  360.659519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.665112]  cache_grow_begin+0xa5/0x8c0
[  360.669198]  ? do_raw_spin_unlock+0xa7/0x330
[  360.673633]  fallback_alloc+0x204/0x2e0
[  360.677632]  ____cache_alloc_node+0x1c7/0x1e0
[  360.682151]  kmem_cache_alloc_node+0xe3/0x730
[  360.686669]  ? ipv6_get_ifaddr+0x42e/0x620
[  360.690931]  __alloc_skb+0x119/0x770
[  360.694666]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.699969]  ? netdev_alloc_frag+0x1f0/0x1f0
[  360.704396]  ? lock_downgrade+0x900/0x900
[  360.708602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.714159]  ? refcount_sub_and_test_checked+0x203/0x310
[  360.719639]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  360.725109]  ? addrconf_rs_timer+0x690/0x690
[  360.729582]  ndisc_alloc_skb+0x144/0x340
[  360.733671]  ndisc_send_rs+0x331/0x6e0
[  360.737626]  addrconf_rs_timer+0x314/0x690
[  360.741883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.746146]  call_timer_fn+0x272/0x920
[  360.750051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.754303]  ? process_timeout+0x40/0x40
[  360.758393]  ? __run_timers+0x7da/0xc70
[  360.762387]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.766896]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.771408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.775666]  ? lockdep_hardirqs_on+0x296/0x5b0
[  360.780267]  ? trace_hardirqs_on+0xbd/0x310
[  360.784610]  ? kasan_check_read+0x11/0x20
[  360.788827]  ? __run_timers+0x7da/0xc70
[  360.792835]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.797963]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.802223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.806476]  __run_timers+0x7e5/0xc70
[  360.810307]  ? timer_fixup_init+0x70/0x70
[  360.814477]  ? lock_acquire+0x1ed/0x520
[  360.818473]  ? zap_class+0x640/0x640
[  360.822205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.827767]  ? kasan_check_read+0x11/0x20
[  360.831935]  ? do_raw_spin_lock+0x14f/0x350
[  360.836287]  ? find_held_lock+0x36/0x1c0
[  360.840376]  ? zap_class+0x640/0x640
[  360.844118]  ? pvclock_read_flags+0x160/0x160
[  360.848638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.854198]  ? check_preemption_disabled+0x48/0x280
[  360.859245]  ? __lock_is_held+0xb5/0x140
[  360.863327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.868883]  ? check_preemption_disabled+0x48/0x280
[  360.873921]  run_timer_softirq+0x52/0xb0
[  360.878004]  ? rcu_read_lock_sched_held+0x14f/0x180
[  360.883041]  __do_softirq+0x308/0xb7e
[  360.886867]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  360.891381]  ? lock_downgrade+0x900/0x900
[  360.895577]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  360.900709]  ? pvclock_read_flags+0x160/0x160
[  360.905225]  ? lapic_next_event+0x5a/0x90
[  360.909481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.915041]  ? kvm_clock_read+0x18/0x30
[  360.919035]  ? kvm_sched_clock_read+0x9/0x20
[  360.923468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.929029]  ? check_preemption_disabled+0x48/0x280
[  360.934184]  irq_exit+0x17f/0x1c0
[  360.937661]  smp_apic_timer_interrupt+0x1cb/0x760
[  360.942519]  ? smp_reschedule_interrupt+0x109/0x650
[  360.947598]  ? smp_call_function_single_interrupt+0x650/0x650
[  360.953500]  ? interrupt_entry+0xb5/0xc0
[  360.957632]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.962668]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.967703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.972589]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.977627]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.982664]  ? task_prio+0x50/0x50
[  360.986230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.991796]  ? check_preemption_disabled+0x48/0x280
[  360.996842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.001717]  apic_timer_interrupt+0xf/0x20
[  361.005966]  </IRQ>
[  361.008226] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  361.014126] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  361.033045] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  361.040795] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  361.048084] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  361.055385] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  361.062690] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  361.069971] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  361.077295]  ? save_stack+0xa9/0xd0
[  361.080953]  __kmalloc_node_track_caller+0x3c/0x70
[  361.085907]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  361.090690]  pskb_expand_head+0x230/0x10f0
[  361.094944]  ? check_preemption_disabled+0x48/0x280
[  361.099981]  ? memcpy+0x45/0x50
[  361.103282]  ? __copy_skb_header+0x350/0x6b0
[  361.107710]  ? skb_release_data+0x880/0x880
[  361.112050]  ? __alloc_skb+0x770/0x770
[  361.115966]  ? __lock_is_held+0xb5/0x140
[  361.120054]  ? kasan_check_write+0x14/0x20
[  361.124308]  ? __skb_clone+0x6c7/0xa00
[  361.128216]  ? __copy_skb_header+0x6b0/0x6b0
[  361.132645]  ? kmem_cache_alloc+0x33a/0x730
[  361.136989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.142576]  skb_ensure_writable+0x3dd/0x640
[  361.147009]  ? skb_checksum_setup+0xaa0/0xaa0
[  361.151555]  ? preempt_notifier_register+0x200/0x200
[  361.156680]  ? __switch_to_asm+0x34/0x70
[  361.160755]  ? __switch_to_asm+0x34/0x70
[  361.164829]  ? __switch_to_asm+0x40/0x70
[  361.168902]  ? __switch_to_asm+0x34/0x70
[  361.172977]  ? __switch_to_asm+0x40/0x70
[  361.177052]  ? __switch_to_asm+0x40/0x70
[  361.181131]  ? __switch_to_asm+0x34/0x70
[  361.185211]  ? __switch_to_asm+0x34/0x70
[  361.189291]  ? __switch_to_asm+0x40/0x70
[  361.193364]  ? __switch_to_asm+0x34/0x70
[  361.197452]  bpf_clone_redirect+0x14a/0x490
[  361.201798]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  361.206835]  ? __sched_text_start+0x8/0x8
[  361.211008]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.215796]  ? find_held_lock+0x36/0x1c0
[  361.219883]  ? lock_acquire+0x1ed/0x520
[  361.223876]  ? bpf_test_run+0x3cb/0x780
[  361.227870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.233427]  ? check_preemption_disabled+0x48/0x280
[  361.238472]  ? kasan_check_read+0x11/0x20
[  361.242639]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.247931]  ? rcu_softirq_qs+0x20/0x20
[  361.251924]  ? preempt_schedule+0x4d/0x60
[  361.256105]  ? ___preempt_schedule+0x16/0x18
[  361.260574]  ? bpf_test_run+0x25d/0x780
[  361.264608]  ? netlink_diag_dump+0x2a0/0x2a0
[  361.269038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.274603]  ? bpf_test_init.isra.10+0x70/0x100
[  361.279295]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  361.284076]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  361.288935]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  361.294489]  ? fput+0x130/0x1a0
[  361.297814]  ? __bpf_prog_get+0x9b/0x290
[  361.301897]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  361.306759]  ? bpf_prog_test_run+0x130/0x1a0
[  361.311189]  ? __x64_sys_bpf+0x3d8/0x520
[  361.315268]  ? bpf_prog_get+0x20/0x20
[  361.319111]  ? do_syscall_64+0x1b9/0x820
[  361.323189]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  361.328597]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.333574]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.338616]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  361.343654]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  361.350334]  ? __switch_to_asm+0x40/0x70
[  361.354406]  ? __switch_to_asm+0x34/0x70
[  361.358488]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.363381]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  361.368782] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  361.368872] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  361.374955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.374961] Call Trace:
[  361.374969]  <IRQ>
[  361.374987]  dump_stack+0x244/0x39d
[  361.375011]  ? dump_stack_print_info.cold.1+0x20/0x20
[  361.381600] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.390912]  warn_alloc.cold.116+0xb7/0x1bd
[  361.393481] syz-executor1 cpuset=syz1 mems_allowed=0
[  361.395650]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.429227]  ? lock_downgrade+0x900/0x900
[  361.433402]  ? trace_hardirqs_off+0xb8/0x310
[  361.437837]  ? trace_hardirqs_off+0xb8/0x310
[  361.442276]  __alloc_pages_slowpath+0x26e8/0x2e10
[  361.447170]  ? warn_alloc+0x120/0x120
[  361.450992]  ? print_usage_bug+0xc0/0xc0
[  361.455078]  ? warn_alloc+0x120/0x120
[  361.458903]  ? warn_alloc+0x120/0x120
[  361.462730]  ? print_usage_bug+0xc0/0xc0
[  361.466814]  ? print_usage_bug+0xc0/0xc0
[  361.470895]  ? __lock_acquire+0x62f/0x4c20
[  361.475160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.480720]  ? should_fail+0x22d/0xd01
[  361.484636]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.489760]  ? __lock_acquire+0x62f/0x4c20
[  361.494018]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.499141]  ? __lock_acquire+0x62f/0x4c20
[  361.503396]  ? should_fail+0x22d/0xd01
[  361.507305]  ? find_held_lock+0x36/0x1c0
[  361.511395]  ? mark_held_locks+0x130/0x130
[  361.515656]  ? mark_held_locks+0x130/0x130
[  361.519908]  ? zap_class+0x640/0x640
[  361.523641]  ? zap_class+0x640/0x640
[  361.527380]  ? print_usage_bug+0xc0/0xc0
[  361.531456]  ? do_raw_spin_unlock+0xa7/0x330
[  361.535885]  ? zap_class+0x640/0x640
[  361.539618]  ? print_usage_bug+0xc0/0xc0
[  361.543698]  ? wq_watchdog_touch+0x9c/0xfe
[  361.547959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.553547]  ? check_preemption_disabled+0x48/0x280
[  361.558602]  ? __lock_is_held+0xb5/0x140
[  361.562695]  __alloc_pages_nodemask+0xa80/0xde0
[  361.567382]  ? zap_class+0x640/0x640
[  361.571123]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  361.576170]  ? find_held_lock+0x36/0x1c0
[  361.580258]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.584951]  ? lock_downgrade+0x900/0x900
[  361.589126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.594686]  cache_grow_begin+0xa5/0x8c0
[  361.598768]  ? do_raw_spin_unlock+0xa7/0x330
[  361.603200]  fallback_alloc+0x204/0x2e0
[  361.607200]  ____cache_alloc_node+0x1c7/0x1e0
[  361.611806]  kmem_cache_alloc_node+0xe3/0x730
[  361.616370]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.620635]  __alloc_skb+0x119/0x770
[  361.624365]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.629665]  ? netdev_alloc_frag+0x1f0/0x1f0
[  361.634092]  ? lock_downgrade+0x900/0x900
[  361.638270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.643827]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.649303]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.654772]  ? addrconf_rs_timer+0x690/0x690
[  361.659228]  ndisc_alloc_skb+0x144/0x340
[  361.663311]  ndisc_send_rs+0x331/0x6e0
[  361.667223]  addrconf_rs_timer+0x314/0x690
[  361.671578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.676085]  call_timer_fn+0x272/0x920
[  361.679998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.684262]  ? process_timeout+0x40/0x40
[  361.688353]  ? mark_held_locks+0xc7/0x130
[  361.692548]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.697069]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.701594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.705848]  ? lockdep_hardirqs_on+0x296/0x5b0
[  361.710455]  ? trace_hardirqs_on+0xbd/0x310
[  361.714794]  ? kasan_check_read+0x11/0x20
[  361.718959]  ? __run_timers+0x7da/0xc70
[  361.722953]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.728077]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.732333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.736595]  __run_timers+0x7e5/0xc70
[  361.740425]  ? timer_fixup_init+0x70/0x70
[  361.744601]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  361.749638]  ? zap_class+0x640/0x640
[  361.753377]  ? print_usage_bug+0xc0/0xc0
[  361.757458]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  361.762673]  ? find_held_lock+0x36/0x1c0
[  361.766758]  ? zap_class+0x640/0x640
[  361.770497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.776080]  ? check_preemption_disabled+0x48/0x280
[  361.781649]  ? __lock_is_held+0xb5/0x140
[  361.785735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.791295]  ? check_preemption_disabled+0x48/0x280
[  361.796359]  run_timer_softirq+0x52/0xb0
[  361.800442]  ? rcu_read_lock_sched_held+0x14f/0x180
[  361.805480]  __do_softirq+0x308/0xb7e
[  361.809304]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  361.813820]  ? lock_downgrade+0x900/0x900
[  361.817989]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  361.823122]  ? pvclock_read_flags+0x160/0x160
[  361.827640]  ? lapic_next_event+0x5a/0x90
[  361.831809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.837373]  ? kvm_clock_read+0x18/0x30
[  361.841362]  ? kvm_sched_clock_read+0x9/0x20
[  361.845792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.851346]  ? check_preemption_disabled+0x48/0x280
[  361.856391]  irq_exit+0x17f/0x1c0
[  361.859865]  smp_apic_timer_interrupt+0x1cb/0x760
[  361.864878]  ? smp_reschedule_interrupt+0x109/0x650
[  361.870011]  ? smp_call_function_single_interrupt+0x650/0x650
[  361.875918]  ? interrupt_entry+0xb5/0xc0
[  361.880001]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.885049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.890090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.894951]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.899988]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.905020]  ? task_prio+0x50/0x50
[  361.908739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.914295]  ? check_preemption_disabled+0x48/0x280
[  361.919335]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.924207]  apic_timer_interrupt+0xf/0x20
[  361.928453]  </IRQ>
[  361.930724] RIP: 0010:dump_stack+0x358/0x39d
[  361.935150] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  361.954079] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  361.961804] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  361.969084] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  361.976370] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  361.983649] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  361.990929] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  361.998227]  ? dump_stack+0x34f/0x39d
[  362.002057]  ? dump_stack_print_info.cold.1+0x20/0x20
[  362.007260]  ? mark_held_locks+0x130/0x130
[  362.011500]  ? mark_held_locks+0x130/0x130
[  362.015745]  dump_header+0x27b/0xf72
[  362.019476]  ? pagefault_out_of_memory+0x197/0x197
[  362.024417]  ? __lock_acquire+0x62f/0x4c20
[  362.028661]  ? percpu_ref_get_many+0x240/0x240
[  362.033254]  ? print_usage_bug+0xc0/0xc0
[  362.037328]  ? zap_class+0x640/0x640
[  362.041052]  ? print_usage_bug+0xc0/0xc0
[  362.045114]  ? print_usage_bug+0xc0/0xc0
[  362.049182]  ? zap_class+0x640/0x640
[  362.052906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.058450]  ? find_held_lock+0x36/0x1c0
[  362.062524]  ? mark_held_locks+0xc7/0x130
[  362.066683]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.071788]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.076896]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  362.081483]  ? trace_hardirqs_on+0xbd/0x310
[  362.085810]  ? kasan_check_read+0x11/0x20
[  362.089962]  ? ___ratelimit+0x3b4/0x672
[  362.093944]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.099056]  ? trace_hardirqs_on+0x310/0x310
[  362.103473]  ? lock_downgrade+0x900/0x900
[  362.107630]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  362.112737]  ? ___ratelimit+0x3b9/0x672
[  362.116722]  ? idr_get_free+0xf70/0xf70
[  362.120698]  ? find_held_lock+0x36/0x1c0
[  362.124776]  oom_kill_process.cold.27+0x10/0x903
[  362.129546]  ? zap_class+0x640/0x640
[  362.133266]  ? check_preemption_disabled+0x48/0x280
[  362.138288]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.143221]  ? kasan_check_read+0x11/0x20
[  362.147370]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.152651]  ? oom_evaluate_task+0x540/0x540
[  362.157071]  ? find_held_lock+0x36/0x1c0
[  362.161148]  ? out_of_memory+0x974/0x1430
[  362.165299]  ? lock_downgrade+0x900/0x900
[  362.169451]  ? check_preemption_disabled+0x48/0x280
[  362.174477]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.179407]  ? kasan_check_read+0x11/0x20
[  362.183560]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.188841]  ? rcu_softirq_qs+0x20/0x20
[  362.192822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.198364]  ? oom_evaluate_task+0x302/0x540
[  362.202778]  out_of_memory+0xa84/0x1430
[  362.206767]  ? oom_killer_disable+0x3a0/0x3a0
[  362.211271]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  362.216212]  ? __ww_mutex_check_waiters+0x160/0x160
[  362.221248]  __alloc_pages_slowpath+0x2354/0x2e10
[  362.226125]  ? warn_alloc+0x120/0x120
[  362.229927]  ? mark_held_locks+0x130/0x130
[  362.234169]  ? find_get_entry+0xaae/0x1120
[  362.238428]  ? filemap_map_pages+0x1a20/0x1a20
[  362.243023]  ? zap_class+0x640/0x640
[  362.246755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.252298]  ? check_preemption_disabled+0x48/0x280
[  362.257318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.262857]  ? should_fail+0x22d/0xd01
[  362.266756]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.271865]  ? zap_class+0x640/0x640
[  362.275613]  ? __lock_is_held+0xb5/0x140
[  362.279691]  ? mark_held_locks+0x130/0x130
[  362.283932]  ? lock_release+0xa00/0xa00
[  362.287913]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.293369]  ? xa_load+0x2ba/0x460
[  362.296917]  ? lock_downgrade+0x900/0x900
[  362.301076]  ? __might_sleep+0x95/0x190
[  362.305066]  __alloc_pages_nodemask+0xa80/0xde0
[  362.309753]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  362.314780]  ? __page_cache_alloc+0x191/0x5c0
[  362.319281]  ? xa_load+0x2e1/0x460
[  362.322835]  ? xa_clear_mark+0x40/0x40
[  362.326730]  ? zap_class+0x640/0x640
[  362.330453]  ? zap_class+0x640/0x640
[  362.334169]  ? zap_class+0x640/0x640
[  362.337888]  ? __do_page_cache_readahead+0x663/0x810
[  362.343028]  ? find_held_lock+0x36/0x1c0
[  362.347109]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  362.352655]  alloc_pages_current+0x173/0x350
[  362.357076]  __page_cache_alloc+0x38c/0x5c0
[  362.361403]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.366341]  ? kasan_check_read+0x11/0x20
[  362.370494]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.375781]  ? generic_perform_write+0x6a0/0x6a0
[  362.380544]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.386091]  ? check_preemption_disabled+0x48/0x280
[  362.391118]  filemap_fault+0x1595/0x25f0
[  362.395199]  ? __lock_page_or_retry+0xa00/0xa00
[  362.399875]  ? mark_held_locks+0x130/0x130
[  362.404153]  ? filemap_map_pages+0xd6b/0x1a20
[  362.408655]  ? lock_downgrade+0x900/0x900
[  362.412805]  ? check_preemption_disabled+0x48/0x280
[  362.417829]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.422764]  ? kasan_check_read+0x11/0x20
[  362.426913]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.432194]  ? rcu_softirq_qs+0x20/0x20
[  362.436189]  ? filemap_map_pages+0xd92/0x1a20
[  362.440698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.446246]  ? find_get_entries_tag+0x1400/0x1400
[  362.451097]  ? __lock_acquire+0x62f/0x4c20
[  362.455350]  ? lock_acquire+0x1ed/0x520
[  362.459327]  ? ext4_filemap_fault+0x7a/0xad
[  362.463656]  ? lock_release+0xa00/0xa00
[  362.467652]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.473110]  ? print_usage_bug+0xc0/0xc0
[  362.477177]  ? print_usage_bug+0xc0/0xc0
[  362.481259]  ? down_read+0x8d/0x120
[  362.484888]  ? ext4_filemap_fault+0x7a/0xad
[  362.489217]  ? __down_interruptible+0x700/0x700
[  362.493901]  ext4_filemap_fault+0x82/0xad
[  362.498061]  __do_fault+0x100/0x6b0
[  362.501697]  ? pmd_devmap_trans_unstable+0x220/0x220
[  362.506808]  ? mark_held_locks+0x130/0x130
[  362.511052]  ? mark_held_locks+0x130/0x130
[  362.515289]  ? find_held_lock+0x36/0x1c0
[  362.519360]  ? find_held_lock+0x36/0x1c0
[  362.523428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.528975]  __handle_mm_fault+0x3ea0/0x5be0
[  362.533416]  ? poll_select_copy_remaining+0x18c/0x6a0
[  362.538621]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  362.543473]  ? __might_fault+0x12b/0x1e0
[  362.547540]  ? lock_downgrade+0x900/0x900
[  362.551710]  ? zap_class+0x640/0x640
[  362.555424]  ? zap_class+0x640/0x640
[  362.559154]  ? find_held_lock+0x36/0x1c0
[  362.563227]  ? handle_mm_fault+0x42a/0xc70
[  362.567467]  ? lock_downgrade+0x900/0x900
[  362.571616]  ? check_preemption_disabled+0x48/0x280
[  362.576639]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.581577]  ? kasan_check_read+0x11/0x20
[  362.585727]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.591009]  ? rcu_softirq_qs+0x20/0x20
[  362.594995]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.600104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.605651]  ? check_preemption_disabled+0x48/0x280
[  362.610683]  handle_mm_fault+0x54f/0xc70
[  362.614751]  ? __handle_mm_fault+0x5be0/0x5be0
[  362.619343]  ? find_vma+0x34/0x190
[  362.622894]  __do_page_fault+0x5e8/0xe60
[  362.626961]  ? trace_hardirqs_off+0xb8/0x310
[  362.631389]  do_page_fault+0xf2/0x7e0
[  362.635199]  ? vmalloc_sync_all+0x30/0x30
[  362.639355]  ? error_entry+0x70/0xd0
[  362.643077]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.648097]  ? trace_hardirqs_on_caller+0xc0/0x310
[  362.653031]  ? syscall_return_slowpath+0x5e0/0x5e0
[  362.657969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.662816]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.667837]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.673291]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  362.678312]  ? prepare_exit_to_usermode+0x291/0x3b0
[  362.683330]  ? page_fault+0x8/0x30
[  362.686877]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.691728]  ? page_fault+0x8/0x30
[  362.695272]  page_fault+0x1e/0x30
[  362.698730] RIP: 0033:0x7f41334d1dd3
[  362.702461] Code: Bad RIP value.
[  362.705824] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  362.711189] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  362.718462] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  362.725731] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  362.733002] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  362.740273] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  362.747571] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  362.747577] warn_alloc_show_mem: 1 callbacks suppressed
[  362.747585] Mem-Info:
[  362.754865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  362.760237] active_anon:51440 inactive_anon:594 isolated_anon:0
[  362.760237]  active_file:10 inactive_file:13 isolated_file:0
[  362.760237]  unevictable:0 dirty:0 writeback:0 unstable:0
[  362.760237]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  362.760237]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  362.760237]  free:13749 free_pcp:129 free_cma:0
[  362.762613] Call Trace:
[  362.772013] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  362.804861]  <IRQ>
[  362.807435] 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
[  362.835127]  dump_stack+0x244/0x39d
[  362.837261] lowmem_reserve[]: 0 2818 6321 6321
[  362.863380]  ? dump_stack_print_info.cold.1+0x20/0x20
[  362.867076] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  362.871666]  warn_alloc.cold.116+0xb7/0x1bd
[  362.876825] lowmem_reserve[]: 0 0 3503 3503
[  362.904149]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.908453] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  362.912777]  ? lock_downgrade+0x900/0x900
[  362.917599] lowmem_reserve[]: 0 0 0 0
[  362.946585]  ? trace_hardirqs_off+0xb8/0x310
[  362.950709] 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
[  362.954511]  ? trace_hardirqs_off+0xb8/0x310
[  362.958898] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  362.972424]  __alloc_pages_slowpath+0x26e8/0x2e10
[  362.976812] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  362.992179]  ? warn_alloc+0x120/0x120
[  362.996986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  363.012595]  ? print_usage_bug+0xc0/0xc0
[  363.016386] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  363.025216]  ? warn_alloc+0x120/0x120
[  363.029262] 673 total pagecache pages
[  363.037835]  ? warn_alloc+0x120/0x120
[  363.041626] 0 pages in swap cache
[  363.045422]  ? print_usage_bug+0xc0/0xc0
[  363.049211] Swap cache stats: add 0, delete 0, find 0/0
[  363.052663]  ? print_usage_bug+0xc0/0xc0
[  363.056706] Free swap  = 0kB
[  363.062066]  ? __lock_acquire+0x62f/0x4c20
[  363.066111] Total swap = 0kB
[  363.069135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.073349] 1965979 pages RAM
[  363.076370]  ? should_fail+0x22d/0xd01
[  363.081882] 0 pages HighMem/MovableOnly
[  363.084985]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.088851] 342854 pages reserved
[  363.092827]  ? __lock_acquire+0x62f/0x4c20
[  363.097907] 0 pages cma reserved
[  363.101359]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.105669] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.108938]  ? __lock_acquire+0x62f/0x4c20
[  363.108956]  ? should_fail+0x22d/0xd01
[  363.114114] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.120546]  ? find_held_lock+0x36/0x1c0
[  363.124754] init cpuset=/ mems_allowed=0
[  363.128643]  ? mark_held_locks+0x130/0x130
[  363.150653]  ? mark_held_locks+0x130/0x130
[  363.154897]  ? zap_class+0x640/0x640
[  363.158617]  ? zap_class+0x640/0x640
[  363.162341]  ? print_usage_bug+0xc0/0xc0
[  363.166408]  ? do_raw_spin_unlock+0xa7/0x330
[  363.170820]  ? zap_class+0x640/0x640
[  363.174552]  ? print_usage_bug+0xc0/0xc0
[  363.178618]  ? wq_watchdog_touch+0x9c/0xfe
[  363.182865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.188413]  ? check_preemption_disabled+0x48/0x280
[  363.193453]  ? __lock_is_held+0xb5/0x140
[  363.197547]  __alloc_pages_nodemask+0xa80/0xde0
[  363.202240]  ? zap_class+0x640/0x640
[  363.205971]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  363.211003]  ? find_held_lock+0x36/0x1c0
[  363.215082]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.219759]  ? lock_downgrade+0x900/0x900
[  363.223920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.229468]  cache_grow_begin+0xa5/0x8c0
[  363.233551]  ? do_raw_spin_unlock+0xa7/0x330
[  363.237974]  fallback_alloc+0x204/0x2e0
[  363.241963]  ____cache_alloc_node+0x1c7/0x1e0
[  363.246468]  kmem_cache_alloc_node+0xe3/0x730
[  363.250970]  ? ipv6_get_ifaddr+0x42e/0x620
[  363.255218]  __alloc_skb+0x119/0x770
[  363.258936]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.264230]  ? netdev_alloc_frag+0x1f0/0x1f0
[  363.268652]  ? lock_downgrade+0x900/0x900
[  363.272819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.278361]  ? refcount_sub_and_test_checked+0x203/0x310
[  363.283825]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  363.289284]  ? addrconf_rs_timer+0x690/0x690
[  363.293711]  ndisc_alloc_skb+0x144/0x340
[  363.297791]  ndisc_send_rs+0x331/0x6e0
[  363.301693]  addrconf_rs_timer+0x314/0x690
[  363.305941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.310193]  call_timer_fn+0x272/0x920
[  363.314087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.318325]  ? process_timeout+0x40/0x40
[  363.322397]  ? __run_timers+0x7da/0xc70
[  363.326381]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.330877]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.335378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.339618]  ? lockdep_hardirqs_on+0x296/0x5b0
[  363.344216]  ? trace_hardirqs_on+0xbd/0x310
[  363.348553]  ? kasan_check_read+0x11/0x20
[  363.352706]  ? __run_timers+0x7da/0xc70
[  363.356689]  ? trace_hardirqs_off_caller+0x310/0x310
[  363.361806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.366055]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.370297]  __run_timers+0x7e5/0xc70
[  363.374115]  ? timer_fixup_init+0x70/0x70
[  363.378272]  ? lock_acquire+0x1ed/0x520
[  363.382253]  ? zap_class+0x640/0x640
[  363.385974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.391532]  ? kasan_check_read+0x11/0x20
[  363.395692]  ? do_raw_spin_lock+0x14f/0x350
[  363.400028]  ? find_held_lock+0x36/0x1c0
[  363.404198]  ? zap_class+0x640/0x640
[  363.407927]  ? pvclock_read_flags+0x160/0x160
[  363.412431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.417975]  ? check_preemption_disabled+0x48/0x280
[  363.423005]  ? __lock_is_held+0xb5/0x140
[  363.427076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.432618]  ? check_preemption_disabled+0x48/0x280
[  363.437645]  run_timer_softirq+0x52/0xb0
[  363.441714]  ? rcu_read_lock_sched_held+0x14f/0x180
[  363.446736]  __do_softirq+0x308/0xb7e
[  363.450555]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  363.455058]  ? lock_downgrade+0x900/0x900
[  363.459220]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  363.464341]  ? pvclock_read_flags+0x160/0x160
[  363.468844]  ? lapic_next_event+0x5a/0x90
[  363.473004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.478563]  ? kvm_clock_read+0x18/0x30
[  363.482553]  ? kvm_sched_clock_read+0x9/0x20
[  363.486968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.492548]  ? check_preemption_disabled+0x48/0x280
[  363.497581]  irq_exit+0x17f/0x1c0
[  363.501044]  smp_apic_timer_interrupt+0x1cb/0x760
[  363.505891]  ? smp_reschedule_interrupt+0x109/0x650
[  363.510917]  ? smp_call_function_single_interrupt+0x650/0x650
[  363.516805]  ? interrupt_entry+0xb5/0xc0
[  363.520873]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.525898]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.530919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.535766]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.540786]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.545808]  ? task_prio+0x50/0x50
[  363.549357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.554901]  ? check_preemption_disabled+0x48/0x280
[  363.559931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.564786]  apic_timer_interrupt+0xf/0x20
[  363.569019]  </IRQ>
[  363.571264] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  363.577158] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  363.596059] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  363.603772] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  363.611041] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  363.618316] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  363.625584] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  363.632853] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  363.640155]  ? save_stack+0xa9/0xd0
[  363.643796]  __kmalloc_node_track_caller+0x3c/0x70
[  363.648739]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  363.653507]  pskb_expand_head+0x230/0x10f0
[  363.657759]  ? check_preemption_disabled+0x48/0x280
[  363.662786]  ? memcpy+0x45/0x50
[  363.666072]  ? __copy_skb_header+0x350/0x6b0
[  363.670501]  ? skb_release_data+0x880/0x880
[  363.675286]  ? __alloc_skb+0x770/0x770
[  363.679193]  ? __lock_is_held+0xb5/0x140
[  363.683269]  ? kasan_check_write+0x14/0x20
[  363.687505]  ? __skb_clone+0x6c7/0xa00
[  363.691415]  ? __copy_skb_header+0x6b0/0x6b0
[  363.695825]  ? kmem_cache_alloc+0x33a/0x730
[  363.700151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.705700]  skb_ensure_writable+0x3dd/0x640
[  363.710120]  ? skb_checksum_setup+0xaa0/0xaa0
[  363.714622]  ? preempt_notifier_register+0x200/0x200
[  363.719731]  ? __switch_to_asm+0x34/0x70
[  363.723795]  ? __switch_to_asm+0x34/0x70
[  363.727860]  ? __switch_to_asm+0x40/0x70
[  363.731924]  ? __switch_to_asm+0x34/0x70
[  363.735984]  ? __switch_to_asm+0x40/0x70
[  363.740047]  ? __switch_to_asm+0x40/0x70
[  363.744112]  ? __switch_to_asm+0x34/0x70
[  363.748178]  ? __switch_to_asm+0x34/0x70
[  363.752237]  ? __switch_to_asm+0x40/0x70
[  363.756301]  ? __switch_to_asm+0x34/0x70
[  363.760373]  bpf_clone_redirect+0x14a/0x490
[  363.764708]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  363.769737]  ? __sched_text_start+0x8/0x8
[  363.773892]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  363.778664]  ? find_held_lock+0x36/0x1c0
[  363.782875]  ? lock_acquire+0x1ed/0x520
[  363.786854]  ? bpf_test_run+0x3cb/0x780
[  363.790831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.796372]  ? check_preemption_disabled+0x48/0x280
[  363.801400]  ? kasan_check_read+0x11/0x20
[  363.805564]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.810846]  ? rcu_softirq_qs+0x20/0x20
[  363.814827]  ? preempt_schedule+0x4d/0x60
[  363.818982]  ? ___preempt_schedule+0x16/0x18
[  363.823403]  ? bpf_test_run+0x25d/0x780
[  363.827394]  ? netlink_diag_dump+0x2a0/0x2a0
[  363.831811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.837352]  ? bpf_test_init.isra.10+0x70/0x100
[  363.842028]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  363.846799]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  363.851646]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  363.857187]  ? fput+0x130/0x1a0
[  363.860471]  ? __bpf_prog_get+0x9b/0x290
[  363.864556]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  363.869402]  ? bpf_prog_test_run+0x130/0x1a0
[  363.873822]  ? __x64_sys_bpf+0x3d8/0x520
[  363.877886]  ? bpf_prog_get+0x20/0x20
[  363.881711]  ? do_syscall_64+0x1b9/0x820
[  363.885773]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  363.891143]  ? syscall_return_slowpath+0x5e0/0x5e0
[  363.896084]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.901103]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  363.906126]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  363.912798]  ? __switch_to_asm+0x40/0x70
[  363.916861]  ? __switch_to_asm+0x34/0x70
[  363.920945]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.925811]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  363.931194] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  363.931285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.937350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.937356] Call Trace:
[  363.937362]  <IRQ>
[  363.937380]  dump_stack+0x244/0x39d
[  363.937400]  ? dump_stack_print_info.cold.1+0x20/0x20
[  363.937428]  warn_alloc.cold.116+0xb7/0x1bd
[  363.943978] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.953249]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.955824] syz-executor1 cpuset=syz1 mems_allowed=0
[  363.957977]  ? lock_downgrade+0x900/0x900
[  363.995642]  ? trace_hardirqs_off+0xb8/0x310
[  364.000066]  ? trace_hardirqs_off+0xb8/0x310
[  364.004486]  __alloc_pages_slowpath+0x26e8/0x2e10
[  364.009364]  ? warn_alloc+0x120/0x120
[  364.013171]  ? print_usage_bug+0xc0/0xc0
[  364.017243]  ? warn_alloc+0x120/0x120
[  364.021054]  ? zap_class+0x640/0x640
[  364.024772]  ? warn_alloc+0x120/0x120
[  364.028584]  ? print_usage_bug+0xc0/0xc0
[  364.032656]  ? print_usage_bug+0xc0/0xc0
[  364.036723]  ? __lock_acquire+0x62f/0x4c20
[  364.040971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.046516]  ? should_fail+0x22d/0xd01
[  364.050419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.055527]  ? __lock_acquire+0x62f/0x4c20
[  364.059772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.064877]  ? __lock_acquire+0x62f/0x4c20
[  364.069118]  ? should_fail+0x22d/0xd01
[  364.073014]  ? find_held_lock+0x36/0x1c0
[  364.077094]  ? mark_held_locks+0x130/0x130
[  364.081337]  ? mark_held_locks+0x130/0x130
[  364.085587]  ? zap_class+0x640/0x640
[  364.089308]  ? zap_class+0x640/0x640
[  364.093028]  ? print_usage_bug+0xc0/0xc0
[  364.097099]  ? do_raw_spin_unlock+0xa7/0x330
[  364.101513]  ? zap_class+0x640/0x640
[  364.105230]  ? print_usage_bug+0xc0/0xc0
[  364.109292]  ? wq_watchdog_touch+0x9c/0xfe
[  364.113536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.119080]  ? check_preemption_disabled+0x48/0x280
[  364.124111]  ? __lock_is_held+0xb5/0x140
[  364.128179]  __alloc_pages_nodemask+0xa80/0xde0
[  364.132850]  ? zap_class+0x640/0x640
[  364.136578]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  364.141612]  ? find_held_lock+0x36/0x1c0
[  364.145686]  ? ____cache_alloc_node+0x1c7/0x1e0
[  364.150360]  ? lock_downgrade+0x900/0x900
[  364.154520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.160071]  cache_grow_begin+0xa5/0x8c0
[  364.164146]  ? do_raw_spin_unlock+0xa7/0x330
[  364.168566]  fallback_alloc+0x204/0x2e0
[  364.172553]  ____cache_alloc_node+0x1c7/0x1e0
[  364.177074]  kmem_cache_alloc_node+0xe3/0x730
[  364.181590]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.185838]  __alloc_skb+0x119/0x770
[  364.189552]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.194860]  ? netdev_alloc_frag+0x1f0/0x1f0
[  364.199272]  ? lock_downgrade+0x900/0x900
[  364.203437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.208977]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.214437]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.219890]  ? addrconf_rs_timer+0x690/0x690
[  364.224316]  ndisc_alloc_skb+0x144/0x340
[  364.228389]  ndisc_send_rs+0x331/0x6e0
[  364.232288]  addrconf_rs_timer+0x314/0x690
[  364.236533]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.240783]  call_timer_fn+0x272/0x920
[  364.244679]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.248920]  ? process_timeout+0x40/0x40
[  364.252998]  ? mark_held_locks+0xc7/0x130
[  364.257151]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.261647]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.266142]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.270380]  ? lockdep_hardirqs_on+0x296/0x5b0
[  364.274966]  ? trace_hardirqs_on+0xbd/0x310
[  364.279289]  ? kasan_check_read+0x11/0x20
[  364.283438]  ? __run_timers+0x7da/0xc70
[  364.287419]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.292533]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.296778]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.301019]  __run_timers+0x7e5/0xc70
[  364.304840]  ? timer_fixup_init+0x70/0x70
[  364.308995]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.314016]  ? zap_class+0x640/0x640
[  364.317747]  ? print_usage_bug+0xc0/0xc0
[  364.321813]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  364.327022]  ? find_held_lock+0x36/0x1c0
[  364.331097]  ? zap_class+0x640/0x640
[  364.334820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.340361]  ? check_preemption_disabled+0x48/0x280
[  364.345391]  ? __lock_is_held+0xb5/0x140
[  364.349456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.355000]  ? check_preemption_disabled+0x48/0x280
[  364.360032]  run_timer_softirq+0x52/0xb0
[  364.364104]  ? rcu_read_lock_sched_held+0x14f/0x180
[  364.369125]  __do_softirq+0x308/0xb7e
[  364.372935]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  364.377432]  ? lock_downgrade+0x900/0x900
[  364.381591]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  364.386708]  ? pvclock_read_flags+0x160/0x160
[  364.391211]  ? lapic_next_event+0x5a/0x90
[  364.395369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.400921]  ? kvm_clock_read+0x18/0x30
[  364.404904]  ? kvm_sched_clock_read+0x9/0x20
[  364.409317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.414865]  ? check_preemption_disabled+0x48/0x280
[  364.419900]  irq_exit+0x17f/0x1c0
[  364.423360]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.428216]  ? smp_reschedule_interrupt+0x109/0x650
[  364.433237]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.439125]  ? interrupt_entry+0xb5/0xc0
[  364.443195]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.448218]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.453250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.458095]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.463115]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.468137]  ? task_prio+0x50/0x50
[  364.471685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.477226]  ? check_preemption_disabled+0x48/0x280
[  364.482253]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.487111]  apic_timer_interrupt+0xf/0x20
[  364.491344]  </IRQ>
[  364.493592] RIP: 0010:dump_stack+0x358/0x39d
[  364.498008] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  364.516913] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  364.524622] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  364.531890] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  364.539159] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  364.546427] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  364.553696] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  364.560984]  ? dump_stack+0x34f/0x39d
[  364.564802]  ? dump_stack_print_info.cold.1+0x20/0x20
[  364.570022]  ? mark_held_locks+0x130/0x130
[  364.574267]  ? mark_held_locks+0x130/0x130
[  364.578510]  dump_header+0x27b/0xf72
[  364.582245]  ? pagefault_out_of_memory+0x197/0x197
[  364.587187]  ? __lock_acquire+0x62f/0x4c20
[  364.591430]  ? percpu_ref_get_many+0x240/0x240
[  364.596023]  ? print_usage_bug+0xc0/0xc0
[  364.600103]  ? zap_class+0x640/0x640
[  364.603821]  ? print_usage_bug+0xc0/0xc0
[  364.607884]  ? print_usage_bug+0xc0/0xc0
[  364.611951]  ? zap_class+0x640/0x640
[  364.615671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.621215]  ? find_held_lock+0x36/0x1c0
[  364.625293]  ? mark_held_locks+0xc7/0x130
[  364.629449]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  364.634557]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  364.639670]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  364.644260]  ? trace_hardirqs_on+0xbd/0x310
[  364.648585]  ? kasan_check_read+0x11/0x20
[  364.652740]  ? ___ratelimit+0x3b4/0x672
[  364.656723]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.661833]  ? trace_hardirqs_on+0x310/0x310
[  364.666246]  ? lock_downgrade+0x900/0x900
[  364.670405]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  364.675512]  ? ___ratelimit+0x3b9/0x672
[  364.679497]  ? idr_get_free+0xf70/0xf70
[  364.683477]  ? find_held_lock+0x36/0x1c0
[  364.687552]  oom_kill_process.cold.27+0x10/0x903
[  364.692316]  ? zap_class+0x640/0x640
[  364.696034]  ? check_preemption_disabled+0x48/0x280
[  364.701066]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.706002]  ? kasan_check_read+0x11/0x20
[  364.710164]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.715446]  ? oom_evaluate_task+0x540/0x540
[  364.719860]  ? find_held_lock+0x36/0x1c0
[  364.723933]  ? out_of_memory+0x974/0x1430
[  364.728082]  ? lock_downgrade+0x900/0x900
[  364.732251]  ? check_preemption_disabled+0x48/0x280
[  364.737276]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.742213]  ? kasan_check_read+0x11/0x20
[  364.746365]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.751649]  ? rcu_softirq_qs+0x20/0x20
[  364.755634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.761174]  ? oom_evaluate_task+0x302/0x540
[  364.765590]  out_of_memory+0xa84/0x1430
[  364.769582]  ? oom_killer_disable+0x3a0/0x3a0
[  364.774086]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  364.779023]  ? __ww_mutex_check_waiters+0x160/0x160
[  364.784074]  __alloc_pages_slowpath+0x2354/0x2e10
[  364.788952]  ? warn_alloc+0x120/0x120
[  364.792755]  ? mark_held_locks+0x130/0x130
[  364.796998]  ? find_get_entry+0xaae/0x1120
[  364.801251]  ? filemap_map_pages+0x1a20/0x1a20
[  364.805843]  ? zap_class+0x640/0x640
[  364.809565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.815111]  ? check_preemption_disabled+0x48/0x280
[  364.820133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.825673]  ? should_fail+0x22d/0xd01
[  364.829568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.834680]  ? zap_class+0x640/0x640
[  364.838426]  ? __lock_is_held+0xb5/0x140
[  364.842499]  ? mark_held_locks+0x130/0x130
[  364.846742]  ? lock_release+0xa00/0xa00
[  364.850722]  ? perf_trace_sched_process_exec+0x860/0x860
[  364.856178]  ? xa_load+0x2ba/0x460
[  364.859728]  ? lock_downgrade+0x900/0x900
[  364.863886]  ? __might_sleep+0x95/0x190
[  364.867870]  __alloc_pages_nodemask+0xa80/0xde0
[  364.872550]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  364.877572]  ? __page_cache_alloc+0x191/0x5c0
[  364.882075]  ? xa_load+0x2e1/0x460
[  364.885621]  ? xa_clear_mark+0x40/0x40
[  364.889513]  ? zap_class+0x640/0x640
[  364.893243]  ? zap_class+0x640/0x640
[  364.896958]  ? zap_class+0x640/0x640
[  364.900678]  ? __do_page_cache_readahead+0x663/0x810
[  364.905795]  ? find_held_lock+0x36/0x1c0
[  364.909865]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  364.915417]  alloc_pages_current+0x173/0x350
[  364.919837]  __page_cache_alloc+0x38c/0x5c0
[  364.924158]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.929089]  ? kasan_check_read+0x11/0x20
[  364.933240]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.938527]  ? generic_perform_write+0x6a0/0x6a0
[  364.943291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.948837]  ? check_preemption_disabled+0x48/0x280
[  364.953862]  filemap_fault+0x1595/0x25f0
[  364.957943]  ? __lock_page_or_retry+0xa00/0xa00
[  364.962621]  ? mark_held_locks+0x130/0x130
[  364.966874]  ? filemap_map_pages+0xd6b/0x1a20
[  364.971379]  ? lock_downgrade+0x900/0x900
[  364.975534]  ? check_preemption_disabled+0x48/0x280
[  364.980563]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.985496]  ? kasan_check_read+0x11/0x20
[  364.989647]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.994931]  ? rcu_softirq_qs+0x20/0x20
[  364.998920]  ? filemap_map_pages+0xd92/0x1a20
[  365.003447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.008996]  ? find_get_entries_tag+0x1400/0x1400
[  365.013851]  ? __lock_acquire+0x62f/0x4c20
[  365.018108]  ? lock_acquire+0x1ed/0x520
[  365.022084]  ? ext4_filemap_fault+0x7a/0xad
[  365.026417]  ? lock_release+0xa00/0xa00
[  365.030392]  ? perf_trace_sched_process_exec+0x860/0x860
[  365.035846]  ? print_usage_bug+0xc0/0xc0
[  365.039912]  ? print_usage_bug+0xc0/0xc0
[  365.043995]  ? down_read+0x8d/0x120
[  365.047633]  ? ext4_filemap_fault+0x7a/0xad
[  365.051959]  ? __down_interruptible+0x700/0x700
[  365.056643]  ext4_filemap_fault+0x82/0xad
[  365.060801]  __do_fault+0x100/0x6b0
[  365.064436]  ? pmd_devmap_trans_unstable+0x220/0x220
[  365.069546]  ? mark_held_locks+0x130/0x130
[  365.073793]  ? mark_held_locks+0x130/0x130
[  365.078033]  ? find_held_lock+0x36/0x1c0
[  365.082114]  ? find_held_lock+0x36/0x1c0
[  365.086184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.091730]  __handle_mm_fault+0x3ea0/0x5be0
[  365.096144]  ? poll_select_copy_remaining+0x18c/0x6a0
[  365.101350]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  365.106207]  ? __might_fault+0x12b/0x1e0
[  365.110272]  ? lock_downgrade+0x900/0x900
[  365.114441]  ? zap_class+0x640/0x640
[  365.118163]  ? zap_class+0x640/0x640
[  365.121887]  ? find_held_lock+0x36/0x1c0
[  365.125960]  ? handle_mm_fault+0x42a/0xc70
[  365.130222]  ? lock_downgrade+0x900/0x900
[  365.134373]  ? check_preemption_disabled+0x48/0x280
[  365.139393]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.144326]  ? kasan_check_read+0x11/0x20
[  365.148479]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.153762]  ? rcu_softirq_qs+0x20/0x20
[  365.157744]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.162854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.168395]  ? check_preemption_disabled+0x48/0x280
[  365.173422]  handle_mm_fault+0x54f/0xc70
[  365.177493]  ? __handle_mm_fault+0x5be0/0x5be0
[  365.182085]  ? find_vma+0x34/0x190
[  365.185649]  __do_page_fault+0x5e8/0xe60
[  365.189721]  ? trace_hardirqs_off+0xb8/0x310
[  365.194146]  do_page_fault+0xf2/0x7e0
[  365.197950]  ? vmalloc_sync_all+0x30/0x30
[  365.202101]  ? error_entry+0x70/0xd0
[  365.205823]  ? trace_hardirqs_off_caller+0xbb/0x310
[  365.210846]  ? trace_hardirqs_on_caller+0xc0/0x310
[  365.215785]  ? syscall_return_slowpath+0x5e0/0x5e0
[  365.220721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.225569]  ? trace_hardirqs_on_caller+0x310/0x310
[  365.230592]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.236052]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  365.241079]  ? prepare_exit_to_usermode+0x291/0x3b0
[  365.246097]  ? page_fault+0x8/0x30
[  365.249649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.254499]  ? page_fault+0x8/0x30
[  365.258049]  page_fault+0x1e/0x30
[  365.261502] RIP: 0033:0x7f41334d1dd3
[  365.265230] Code: Bad RIP value.
[  365.268599] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  365.273963] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  365.281238] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  365.288509] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  365.295778] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  365.303052] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  365.310353] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  365.310359] warn_alloc_show_mem: 1 callbacks suppressed
[  365.310367] Mem-Info:
[  365.317649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  365.323026] active_anon:51440 inactive_anon:594 isolated_anon:0
[  365.323026]  active_file:10 inactive_file:13 isolated_file:0
[  365.323026]  unevictable:0 dirty:0 writeback:0 unstable:0
[  365.323026]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  365.323026]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  365.323026]  free:13749 free_pcp:129 free_cma:0
[  365.325399] Call Trace:
[  365.334793] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  365.367639]  <IRQ>
[  365.370217] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  365.397896]  dump_stack+0x244/0x39d
[  365.400024] lowmem_reserve[]: 0 2818 6321 6321
[  365.426140]  ? dump_stack_print_info.cold.1+0x20/0x20
[  365.429745] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  365.434334]  warn_alloc.cold.116+0xb7/0x1bd
[  365.439491] lowmem_reserve[]: 0 0 3503 3503
[  365.466814]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  365.471119] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  365.475444]  ? lock_downgrade+0x900/0x900
[  365.480264] lowmem_reserve[]: 0 0 0 0
[  365.509242]  ? trace_hardirqs_off+0xb8/0x310
[  365.513365] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  365.517182]  ? trace_hardirqs_off+0xb8/0x310
[  365.521570] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  365.535099]  __alloc_pages_slowpath+0x26e8/0x2e10
[  365.539482] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  365.554851]  ? warn_alloc+0x120/0x120
[  365.559659] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  365.575257]  ? print_usage_bug+0xc0/0xc0
[  365.579050] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  365.587875]  ? warn_alloc+0x120/0x120
[  365.591922] 673 total pagecache pages
[  365.600494]  ? warn_alloc+0x120/0x120
[  365.604283] 0 pages in swap cache
[  365.608079]  ? print_usage_bug+0xc0/0xc0
[  365.611863] Swap cache stats: add 0, delete 0, find 0/0
[  365.615309]  ? print_usage_bug+0xc0/0xc0
[  365.619351] Free swap  = 0kB
[  365.624710]  ? __lock_acquire+0x62f/0x4c20
[  365.628750] Total swap = 0kB
[  365.631780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.635995] 1965979 pages RAM
[  365.639018]  ? should_fail+0x22d/0xd01
[  365.644527] 0 pages HighMem/MovableOnly
[  365.644545] 342854 pages reserved
[  365.647652]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.651519] 0 pages cma reserved
[  365.655507]  ? __lock_acquire+0x62f/0x4c20
[  365.659070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  365.664057]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.664075]  ? __lock_acquire+0x62f/0x4c20
[  365.667529] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  365.671667]  ? should_fail+0x22d/0xd01
[  365.678332] init cpuset=/ mems_allowed=0
[  365.683445]  ? mark_held_locks+0x130/0x130
[  365.709552]  ? mark_held_locks+0x130/0x130
[  365.713792]  ? zap_class+0x640/0x640
[  365.717517]  ? zap_class+0x640/0x640
[  365.721247]  ? print_usage_bug+0xc0/0xc0
[  365.725315]  ? wq_watchdog_touch+0x9c/0xfe
[  365.729569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.735125]  ? check_preemption_disabled+0x48/0x280
[  365.740157]  ? __lock_is_held+0xb5/0x140
[  365.744228]  __alloc_pages_nodemask+0xa80/0xde0
[  365.748903]  ? zap_class+0x640/0x640
[  365.752624]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  365.757660]  ? find_held_lock+0x36/0x1c0
[  365.761737]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.766416]  ? lock_downgrade+0x900/0x900
[  365.770577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.776124]  cache_grow_begin+0xa5/0x8c0
[  365.780358]  ? do_raw_spin_unlock+0xa7/0x330
[  365.784780]  fallback_alloc+0x204/0x2e0
[  365.788766]  ____cache_alloc_node+0x1c7/0x1e0
[  365.793271]  kmem_cache_alloc_node+0xe3/0x730
[  365.797772]  ? ipv6_get_ifaddr+0x42e/0x620
[  365.802026]  __alloc_skb+0x119/0x770
[  365.805747]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.811036]  ? netdev_alloc_frag+0x1f0/0x1f0
[  365.815449]  ? lock_downgrade+0x900/0x900
[  365.819610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.825147]  ? refcount_sub_and_test_checked+0x203/0x310
[  365.830624]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  365.836076]  ? addrconf_rs_timer+0x690/0x690
[  365.840503]  ndisc_alloc_skb+0x144/0x340
[  365.844595]  ndisc_send_rs+0x331/0x6e0
[  365.848491]  addrconf_rs_timer+0x314/0x690
[  365.852771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.857042]  call_timer_fn+0x272/0x920
[  365.860937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.865172]  ? process_timeout+0x40/0x40
[  365.869253]  ? __run_timers+0x7da/0xc70
[  365.873240]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.877739]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.882237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.886470]  ? lockdep_hardirqs_on+0x296/0x5b0
[  365.891062]  ? trace_hardirqs_on+0xbd/0x310
[  365.895388]  ? kasan_check_read+0x11/0x20
[  365.899559]  ? __run_timers+0x7da/0xc70
[  365.903550]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.908698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.912947]  __run_timers+0x7e5/0xc70
[  365.916789]  ? timer_fixup_init+0x70/0x70
[  365.920957]  ? lock_acquire+0x1ed/0x520
[  365.924960]  ? zap_class+0x640/0x640
[  365.928676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.934222]  ? kasan_check_read+0x11/0x20
[  365.938372]  ? do_raw_spin_lock+0x14f/0x350
[  365.942706]  ? find_held_lock+0x36/0x1c0
[  365.946777]  ? zap_class+0x640/0x640
[  365.950499]  ? pvclock_read_flags+0x160/0x160
[  365.955016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.960564]  ? check_preemption_disabled+0x48/0x280
[  365.965602]  ? __lock_is_held+0xb5/0x140
[  365.969673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.975239]  ? check_preemption_disabled+0x48/0x280
[  365.980267]  run_timer_softirq+0x52/0xb0
[  365.984330]  ? rcu_read_lock_sched_held+0x14f/0x180
[  365.989349]  __do_softirq+0x308/0xb7e
[  365.993160]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  365.997660]  ? lock_downgrade+0x900/0x900
[  366.001819]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  366.006932]  ? pvclock_read_flags+0x160/0x160
[  366.011438]  ? lapic_next_event+0x5a/0x90
[  366.015598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.021150]  ? kvm_clock_read+0x18/0x30
[  366.025127]  ? kvm_sched_clock_read+0x9/0x20
[  366.029555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.035096]  ? check_preemption_disabled+0x48/0x280
[  366.040132]  irq_exit+0x17f/0x1c0
[  366.043593]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.048441]  ? smp_reschedule_interrupt+0x109/0x650
[  366.053466]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.059361]  ? interrupt_entry+0xb5/0xc0
[  366.063437]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.068470]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.073490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.078345]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.083384]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.088404]  ? task_prio+0x50/0x50
[  366.091950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.097495]  ? check_preemption_disabled+0x48/0x280
[  366.102549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.107403]  apic_timer_interrupt+0xf/0x20
[  366.111634]  </IRQ>
[  366.113880] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  366.119777] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  366.138681] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  366.146391] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  366.153660] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  366.160939] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  366.168208] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  366.175481] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  366.182781]  ? save_stack+0xa9/0xd0
[  366.186423]  __kmalloc_node_track_caller+0x3c/0x70
[  366.191384]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  366.196149]  pskb_expand_head+0x230/0x10f0
[  366.200387]  ? check_preemption_disabled+0x48/0x280
[  366.205412]  ? memcpy+0x45/0x50
[  366.208700]  ? __copy_skb_header+0x350/0x6b0
[  366.213112]  ? skb_release_data+0x880/0x880
[  366.217438]  ? __alloc_skb+0x770/0x770
[  366.221342]  ? __lock_is_held+0xb5/0x140
[  366.225417]  ? kasan_check_write+0x14/0x20
[  366.229654]  ? __skb_clone+0x6c7/0xa00
[  366.233576]  ? __copy_skb_header+0x6b0/0x6b0
[  366.237985]  ? kmem_cache_alloc+0x33a/0x730
[  366.242315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.247863]  skb_ensure_writable+0x3dd/0x640
[  366.252278]  ? skb_checksum_setup+0xaa0/0xaa0
[  366.256785]  ? preempt_notifier_register+0x200/0x200
[  366.261892]  ? __switch_to_asm+0x34/0x70
[  366.265954]  ? __switch_to_asm+0x34/0x70
[  366.270014]  ? __switch_to_asm+0x40/0x70
[  366.274087]  ? __switch_to_asm+0x34/0x70
[  366.278150]  ? __switch_to_asm+0x40/0x70
[  366.282214]  ? __switch_to_asm+0x40/0x70
[  366.286295]  ? __switch_to_asm+0x34/0x70
[  366.290360]  ? __switch_to_asm+0x34/0x70
[  366.294433]  ? __switch_to_asm+0x40/0x70
[  366.298496]  ? __switch_to_asm+0x34/0x70
[  366.302587]  bpf_clone_redirect+0x14a/0x490
[  366.306925]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  366.311952]  ? __sched_text_start+0x8/0x8
[  366.316106]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  366.320874]  ? find_held_lock+0x36/0x1c0
[  366.324950]  ? lock_acquire+0x1ed/0x520
[  366.328928]  ? bpf_test_run+0x3cb/0x780
[  366.332908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.338455]  ? check_preemption_disabled+0x48/0x280
[  366.343484]  ? kasan_check_read+0x11/0x20
[  366.347641]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.352926]  ? rcu_softirq_qs+0x20/0x20
[  366.356907]  ? preempt_schedule+0x4d/0x60
[  366.361057]  ? ___preempt_schedule+0x16/0x18
[  366.365480]  ? bpf_test_run+0x25d/0x780
[  366.369468]  ? netlink_diag_dump+0x2a0/0x2a0
[  366.373886]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.379429]  ? bpf_test_init.isra.10+0x70/0x100
[  366.384110]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  366.388883]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  366.393728]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  366.399274]  ? fput+0x130/0x1a0
[  366.402563]  ? __bpf_prog_get+0x9b/0x290
[  366.406636]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  366.411480]  ? bpf_prog_test_run+0x130/0x1a0
[  366.415896]  ? __x64_sys_bpf+0x3d8/0x520
[  366.419958]  ? bpf_prog_get+0x20/0x20
[  366.423782]  ? do_syscall_64+0x1b9/0x820
[  366.427848]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  366.433224]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.438177]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.443196]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  366.448220]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  366.454889]  ? __switch_to_asm+0x40/0x70
[  366.458956]  ? __switch_to_asm+0x34/0x70
[  366.463030]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.467887]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  366.473270] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  366.473380] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  366.479429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.479435] Call Trace:
[  366.479442]  <IRQ>
[  366.479460]  dump_stack+0x244/0x39d
[  366.479481]  ? dump_stack_print_info.cold.1+0x20/0x20
[  366.486057] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.495326]  warn_alloc.cold.116+0xb7/0x1bd
[  366.497883] syz-executor1 cpuset=syz1 mems_allowed=0
[  366.500044]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.533527]  ? lock_downgrade+0x900/0x900
[  366.537706]  ? trace_hardirqs_off+0xb8/0x310
[  366.542130]  ? trace_hardirqs_off+0xb8/0x310
[  366.546549]  __alloc_pages_slowpath+0x26e8/0x2e10
[  366.551425]  ? warn_alloc+0x120/0x120
[  366.555237]  ? print_usage_bug+0xc0/0xc0
[  366.559303]  ? warn_alloc+0x120/0x120
[  366.563127]  ? warn_alloc+0x120/0x120
[  366.566943]  ? print_usage_bug+0xc0/0xc0
[  366.571013]  ? kvm_clock_read+0x18/0x30
[  366.574993]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  366.580019]  ? print_usage_bug+0xc0/0xc0
[  366.584093]  ? __lock_acquire+0x62f/0x4c20
[  366.588339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.593878]  ? should_fail+0x22d/0xd01
[  366.597765]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.603069]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.608179]  ? __lock_acquire+0x62f/0x4c20
[  366.612429]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.617537]  ? __lock_acquire+0x62f/0x4c20
[  366.621774]  ? should_fail+0x22d/0xd01
[  366.625663]  ? rcu_irq_exit+0x1a2/0x390
[  366.629655]  ? mark_held_locks+0x130/0x130
[  366.633903]  ? mark_held_locks+0x130/0x130
[  366.638147]  ? mark_held_locks+0xc7/0x130
[  366.642301]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  366.647322]  ? zap_class+0x640/0x640
[  366.651048]  ? print_usage_bug+0xc0/0xc0
[  366.655120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.660668]  ? check_preemption_disabled+0x48/0x280
[  366.665699]  ? __lock_is_held+0xb5/0x140
[  366.669772]  __alloc_pages_nodemask+0xa80/0xde0
[  366.674454]  ? zap_class+0x640/0x640
[  366.678176]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  366.683207]  ? find_held_lock+0x36/0x1c0
[  366.687283]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.691954]  ? lock_downgrade+0x900/0x900
[  366.696113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.701661]  cache_grow_begin+0xa5/0x8c0
[  366.705722]  ? do_raw_spin_unlock+0xa7/0x330
[  366.710144]  fallback_alloc+0x204/0x2e0
[  366.714129]  ____cache_alloc_node+0x1c7/0x1e0
[  366.718636]  kmem_cache_alloc_node+0xe3/0x730
[  366.723135]  ? ipv6_get_ifaddr+0x42e/0x620
[  366.727384]  __alloc_skb+0x119/0x770
[  366.731101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.736384]  ? netdev_alloc_frag+0x1f0/0x1f0
[  366.740796]  ? lock_downgrade+0x900/0x900
[  366.744954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.750493]  ? refcount_sub_and_test_checked+0x203/0x310
[  366.755952]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  366.761403]  ? addrconf_rs_timer+0x690/0x690
[  366.765823]  ndisc_alloc_skb+0x144/0x340
[  366.769892]  ndisc_send_rs+0x331/0x6e0
[  366.773787]  addrconf_rs_timer+0x314/0x690
[  366.778030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.782290]  call_timer_fn+0x272/0x920
[  366.786188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.790457]  ? process_timeout+0x40/0x40
[  366.794539]  ? mark_held_locks+0xc7/0x130
[  366.798714]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.803208]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.807700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.811941]  ? lockdep_hardirqs_on+0x296/0x5b0
[  366.816528]  ? trace_hardirqs_on+0xbd/0x310
[  366.820853]  ? kasan_check_read+0x11/0x20
[  366.825015]  ? __run_timers+0x7da/0xc70
[  366.829030]  ? trace_hardirqs_off_caller+0x310/0x310
[  366.834140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.838383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.842619]  __run_timers+0x7e5/0xc70
[  366.846429]  ? timer_fixup_init+0x70/0x70
[  366.850588]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  366.855612]  ? zap_class+0x640/0x640
[  366.859331]  ? print_usage_bug+0xc0/0xc0
[  366.863395]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  366.868591]  ? find_held_lock+0x36/0x1c0
[  366.872674]  ? zap_class+0x640/0x640
[  366.876395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.881959]  ? check_preemption_disabled+0x48/0x280
[  366.886986]  ? __lock_is_held+0xb5/0x140
[  366.891053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.896604]  ? check_preemption_disabled+0x48/0x280
[  366.901631]  run_timer_softirq+0x52/0xb0
[  366.905700]  ? rcu_read_lock_sched_held+0x14f/0x180
[  366.910721]  __do_softirq+0x308/0xb7e
[  366.914538]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  366.919033]  ? lock_downgrade+0x900/0x900
[  366.923206]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  366.928320]  ? pvclock_read_flags+0x160/0x160
[  366.932847]  ? lapic_next_event+0x5a/0x90
[  366.936995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.942534]  ? kvm_clock_read+0x18/0x30
[  366.946512]  ? kvm_sched_clock_read+0x9/0x20
[  366.950937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.956524]  ? check_preemption_disabled+0x48/0x280
[  366.961564]  irq_exit+0x17f/0x1c0
[  366.965018]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.969863]  ? smp_reschedule_interrupt+0x109/0x650
[  366.974898]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.980783]  ? interrupt_entry+0xb5/0xc0
[  366.984851]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.989874]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.994893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.999741]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.004772]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.009790]  ? task_prio+0x50/0x50
[  367.013336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.018874]  ? check_preemption_disabled+0x48/0x280
[  367.023898]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.028762]  apic_timer_interrupt+0xf/0x20
[  367.032988]  </IRQ>
[  367.035232] RIP: 0010:dump_stack+0x358/0x39d
[  367.039647] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  367.058544] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  367.066256] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  367.073537] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  367.080834] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  367.088101] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  367.095367] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  367.102658]  ? dump_stack+0x34f/0x39d
[  367.106488]  ? dump_stack_print_info.cold.1+0x20/0x20
[  367.111686]  ? mark_held_locks+0x130/0x130
[  367.115924]  ? mark_held_locks+0x130/0x130
[  367.120171]  dump_header+0x27b/0xf72
[  367.123909]  ? pagefault_out_of_memory+0x197/0x197
[  367.128869]  ? __lock_acquire+0x62f/0x4c20
[  367.133114]  ? percpu_ref_get_many+0x240/0x240
[  367.137704]  ? print_usage_bug+0xc0/0xc0
[  367.141775]  ? zap_class+0x640/0x640
[  367.145494]  ? print_usage_bug+0xc0/0xc0
[  367.149567]  ? print_usage_bug+0xc0/0xc0
[  367.153645]  ? zap_class+0x640/0x640
[  367.157395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.162936]  ? find_held_lock+0x36/0x1c0
[  367.167006]  ? mark_held_locks+0xc7/0x130
[  367.171157]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  367.176259]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  367.181364]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  367.185965]  ? trace_hardirqs_on+0xbd/0x310
[  367.190287]  ? kasan_check_read+0x11/0x20
[  367.194438]  ? ___ratelimit+0x3b4/0x672
[  367.198439]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.203549]  ? trace_hardirqs_on+0x310/0x310
[  367.207985]  ? lock_downgrade+0x900/0x900
[  367.212142]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  367.217263]  ? ___ratelimit+0x3b9/0x672
[  367.221245]  ? idr_get_free+0xf70/0xf70
[  367.225280]  ? find_held_lock+0x36/0x1c0
[  367.229368]  oom_kill_process.cold.27+0x10/0x903
[  367.234138]  ? zap_class+0x640/0x640
[  367.237865]  ? check_preemption_disabled+0x48/0x280
[  367.242886]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.247819]  ? kasan_check_read+0x11/0x20
[  367.251969]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.257255]  ? oom_evaluate_task+0x540/0x540
[  367.261688]  ? find_held_lock+0x36/0x1c0
[  367.265762]  ? out_of_memory+0x974/0x1430
[  367.269915]  ? lock_downgrade+0x900/0x900
[  367.274069]  ? check_preemption_disabled+0x48/0x280
[  367.279090]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.284063]  ? kasan_check_read+0x11/0x20
[  367.288230]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.293530]  ? rcu_softirq_qs+0x20/0x20
[  367.297516]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.303070]  ? oom_evaluate_task+0x302/0x540
[  367.307502]  out_of_memory+0xa84/0x1430
[  367.311505]  ? oom_killer_disable+0x3a0/0x3a0
[  367.316017]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  367.320982]  ? __ww_mutex_check_waiters+0x160/0x160
[  367.326029]  __alloc_pages_slowpath+0x2354/0x2e10
[  367.330909]  ? warn_alloc+0x120/0x120
[  367.334718]  ? mark_held_locks+0x130/0x130
[  367.339083]  ? find_get_entry+0xaae/0x1120
[  367.343333]  ? filemap_map_pages+0x1a20/0x1a20
[  367.347922]  ? zap_class+0x640/0x640
[  367.351645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.357277]  ? check_preemption_disabled+0x48/0x280
[  367.362294]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.367850]  ? should_fail+0x22d/0xd01
[  367.371747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.376857]  ? zap_class+0x640/0x640
[  367.380597]  ? __lock_is_held+0xb5/0x140
[  367.384670]  ? mark_held_locks+0x130/0x130
[  367.388910]  ? lock_release+0xa00/0xa00
[  367.392887]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.398346]  ? xa_load+0x2ba/0x460
[  367.401896]  ? lock_downgrade+0x900/0x900
[  367.406059]  ? __might_sleep+0x95/0x190
[  367.410054]  __alloc_pages_nodemask+0xa80/0xde0
[  367.414735]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  367.419758]  ? __page_cache_alloc+0x191/0x5c0
[  367.424255]  ? xa_load+0x2e1/0x460
[  367.427800]  ? xa_clear_mark+0x40/0x40
[  367.431692]  ? zap_class+0x640/0x640
[  367.435415]  ? zap_class+0x640/0x640
[  367.439129]  ? zap_class+0x640/0x640
[  367.442846]  ? __do_page_cache_readahead+0x663/0x810
[  367.447952]  ? find_held_lock+0x36/0x1c0
[  367.452032]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  367.457599]  alloc_pages_current+0x173/0x350
[  367.462019]  __page_cache_alloc+0x38c/0x5c0
[  367.466349]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.471281]  ? kasan_check_read+0x11/0x20
[  367.475431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.480716]  ? generic_perform_write+0x6a0/0x6a0
[  367.485479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.491033]  ? check_preemption_disabled+0x48/0x280
[  367.496069]  filemap_fault+0x1595/0x25f0
[  367.500153]  ? __lock_page_or_retry+0xa00/0xa00
[  367.504829]  ? mark_held_locks+0x130/0x130
[  367.509084]  ? filemap_map_pages+0xd6b/0x1a20
[  367.513635]  ? lock_downgrade+0x900/0x900
[  367.517787]  ? check_preemption_disabled+0x48/0x280
[  367.522808]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.527738]  ? kasan_check_read+0x11/0x20
[  367.531887]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.537192]  ? rcu_softirq_qs+0x20/0x20
[  367.541182]  ? filemap_map_pages+0xd92/0x1a20
[  367.545723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.551270]  ? find_get_entries_tag+0x1400/0x1400
[  367.556123]  ? __lock_acquire+0x62f/0x4c20
[  367.560372]  ? lock_acquire+0x1ed/0x520
[  367.564361]  ? ext4_filemap_fault+0x7a/0xad
[  367.568687]  ? lock_release+0xa00/0xa00
[  367.572666]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.578120]  ? print_usage_bug+0xc0/0xc0
[  367.582181]  ? print_usage_bug+0xc0/0xc0
[  367.586255]  ? down_read+0x8d/0x120
[  367.589886]  ? ext4_filemap_fault+0x7a/0xad
[  367.594210]  ? __down_interruptible+0x700/0x700
[  367.598890]  ext4_filemap_fault+0x82/0xad
[  367.603052]  __do_fault+0x100/0x6b0
[  367.606693]  ? pmd_devmap_trans_unstable+0x220/0x220
[  367.611807]  ? mark_held_locks+0x130/0x130
[  367.616055]  ? mark_held_locks+0x130/0x130
[  367.620290]  ? find_held_lock+0x36/0x1c0
[  367.624360]  ? find_held_lock+0x36/0x1c0
[  367.628454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.634018]  __handle_mm_fault+0x3ea0/0x5be0
[  367.638468]  ? poll_select_copy_remaining+0x18c/0x6a0
[  367.643667]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  367.648523]  ? __might_fault+0x12b/0x1e0
[  367.652597]  ? lock_downgrade+0x900/0x900
[  367.656761]  ? zap_class+0x640/0x640
[  367.660476]  ? zap_class+0x640/0x640
[  367.664199]  ? find_held_lock+0x36/0x1c0
[  367.668302]  ? handle_mm_fault+0x42a/0xc70
[  367.672693]  ? lock_downgrade+0x900/0x900
[  367.676851]  ? check_preemption_disabled+0x48/0x280
[  367.681878]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.686809]  ? kasan_check_read+0x11/0x20
[  367.690959]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.696261]  ? rcu_softirq_qs+0x20/0x20
[  367.700249]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.705366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.710903]  ? check_preemption_disabled+0x48/0x280
[  367.715933]  handle_mm_fault+0x54f/0xc70
[  367.720006]  ? __handle_mm_fault+0x5be0/0x5be0
[  367.724599]  ? find_vma+0x34/0x190
[  367.728143]  __do_page_fault+0x5e8/0xe60
[  367.732203]  ? trace_hardirqs_off+0xb8/0x310
[  367.736632]  do_page_fault+0xf2/0x7e0
[  367.740444]  ? vmalloc_sync_all+0x30/0x30
[  367.744597]  ? error_entry+0x70/0xd0
[  367.748317]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.753349]  ? trace_hardirqs_on_caller+0xc0/0x310
[  367.758287]  ? syscall_return_slowpath+0x5e0/0x5e0
[  367.763233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.768102]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.773132]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.778586]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  367.784108]  ? prepare_exit_to_usermode+0x291/0x3b0
[  367.789155]  ? page_fault+0x8/0x30
[  367.792699]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.797570]  ? page_fault+0x8/0x30
[  367.801119]  page_fault+0x1e/0x30
[  367.804575] RIP: 0033:0x7f41334d1dd3
[  367.808306] Code: Bad RIP value.
[  367.811668] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  367.817029] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  367.824320] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  367.831597] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  367.838876] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  367.846150] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  367.853455] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  367.853461] warn_alloc_show_mem: 1 callbacks suppressed
[  367.853469] Mem-Info:
[  367.860756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  367.866142] active_anon:51440 inactive_anon:594 isolated_anon:0
[  367.866142]  active_file:10 inactive_file:13 isolated_file:0
[  367.866142]  unevictable:0 dirty:0 writeback:0 unstable:0
[  367.866142]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  367.866142]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  367.866142]  free:13749 free_pcp:129 free_cma:0
[  367.868516] Call Trace:
[  367.877910] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  367.910765]  <IRQ>
[  367.913337] 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
[  367.941030]  dump_stack+0x244/0x39d
[  367.943167] lowmem_reserve[]: 0 2818 6321 6321
[  367.969336]  ? dump_stack_print_info.cold.1+0x20/0x20
[  367.972946] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  367.977547]  warn_alloc.cold.116+0xb7/0x1bd
[  367.982688] lowmem_reserve[]: 0 0 3503 3503
[  368.010067]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.014373] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  368.018697]  ? lock_downgrade+0x900/0x900
[  368.023521] lowmem_reserve[]: 0 0 0 0
[  368.052557]  ? trace_hardirqs_off+0xb8/0x310
[  368.056668] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  368.060472]  ? trace_hardirqs_off+0xb8/0x310
[  368.064860] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  368.078387]  __alloc_pages_slowpath+0x26e8/0x2e10
[  368.082767] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  368.098152]  ? warn_alloc+0x120/0x120
[  368.102971] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  368.118578]  ? print_usage_bug+0xc0/0xc0
[  368.122362] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  368.131203]  ? warn_alloc+0x120/0x120
[  368.135242] 673 total pagecache pages
[  368.143818]  ? warn_alloc+0x120/0x120
[  368.147603] 0 pages in swap cache
[  368.151426]  ? print_usage_bug+0xc0/0xc0
[  368.155207] Swap cache stats: add 0, delete 0, find 0/0
[  368.158666]  ? kvm_clock_read+0x18/0x30
[  368.162704] Free swap  = 0kB
[  368.168066]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  368.172014] Total swap = 0kB
[  368.175029]  ? print_usage_bug+0xc0/0xc0
[  368.180035] 1965979 pages RAM
[  368.183065]  ? __lock_acquire+0x62f/0x4c20
[  368.187105] 0 pages HighMem/MovableOnly
[  368.190208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.194422] 342854 pages reserved
[  368.198397]  ? should_fail+0x22d/0xd01
[  368.203925] 0 pages cma reserved
[  368.207380]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.211318] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  368.214606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.214624]  ? __lock_acquire+0x62f/0x4c20
[  368.214642]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.220066] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  368.226414]  ? __lock_acquire+0x62f/0x4c20
[  368.231497] init cpuset=/ mems_allowed=0
[  368.235730]  ? should_fail+0x22d/0xd01
[  368.235747]  ? rcu_irq_exit+0x1a2/0x390
[  368.266652]  ? mark_held_locks+0x130/0x130
[  368.270894]  ? mark_held_locks+0x130/0x130
[  368.275140]  ? mark_held_locks+0xc7/0x130
[  368.279293]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  368.284318]  ? zap_class+0x640/0x640
[  368.288037]  ? print_usage_bug+0xc0/0xc0
[  368.292114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.297666]  ? check_preemption_disabled+0x48/0x280
[  368.302698]  ? __lock_is_held+0xb5/0x140
[  368.306770]  __alloc_pages_nodemask+0xa80/0xde0
[  368.311442]  ? zap_class+0x640/0x640
[  368.315164]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  368.320219]  ? find_held_lock+0x36/0x1c0
[  368.324287]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.328968]  ? lock_downgrade+0x900/0x900
[  368.333128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.338672]  cache_grow_begin+0xa5/0x8c0
[  368.342736]  ? do_raw_spin_unlock+0xa7/0x330
[  368.347180]  fallback_alloc+0x204/0x2e0
[  368.351170]  ____cache_alloc_node+0x1c7/0x1e0
[  368.355667]  kmem_cache_alloc_node+0xe3/0x730
[  368.360171]  ? ipv6_get_ifaddr+0x42e/0x620
[  368.364432]  __alloc_skb+0x119/0x770
[  368.368146]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.373425]  ? netdev_alloc_frag+0x1f0/0x1f0
[  368.377835]  ? lock_downgrade+0x900/0x900
[  368.382010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.387576]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.393035]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.398491]  ? addrconf_rs_timer+0x690/0x690
[  368.402928]  ndisc_alloc_skb+0x144/0x340
[  368.407009]  ndisc_send_rs+0x331/0x6e0
[  368.410901]  addrconf_rs_timer+0x314/0x690
[  368.415146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.419410]  call_timer_fn+0x272/0x920
[  368.423294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.427541]  ? process_timeout+0x40/0x40
[  368.431617]  ? __run_timers+0x7da/0xc70
[  368.435597]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.440098]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.444599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.448842]  ? lockdep_hardirqs_on+0x296/0x5b0
[  368.453444]  ? trace_hardirqs_on+0xbd/0x310
[  368.457779]  ? kasan_check_read+0x11/0x20
[  368.461932]  ? __run_timers+0x7da/0xc70
[  368.465916]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.471070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.475340]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.479577]  __run_timers+0x7e5/0xc70
[  368.483394]  ? timer_fixup_init+0x70/0x70
[  368.487577]  ? lock_acquire+0x1ed/0x520
[  368.491577]  ? zap_class+0x640/0x640
[  368.495295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.500856]  ? kasan_check_read+0x11/0x20
[  368.505008]  ? do_raw_spin_lock+0x14f/0x350
[  368.509341]  ? find_held_lock+0x36/0x1c0
[  368.513421]  ? zap_class+0x640/0x640
[  368.517149]  ? pvclock_read_flags+0x160/0x160
[  368.521644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.527183]  ? check_preemption_disabled+0x48/0x280
[  368.532208]  ? __lock_is_held+0xb5/0x140
[  368.536271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.541814]  ? check_preemption_disabled+0x48/0x280
[  368.546835]  run_timer_softirq+0x52/0xb0
[  368.550899]  ? rcu_read_lock_sched_held+0x14f/0x180
[  368.555918]  __do_softirq+0x308/0xb7e
[  368.559726]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  368.564223]  ? lock_downgrade+0x900/0x900
[  368.568374]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  368.573485]  ? pvclock_read_flags+0x160/0x160
[  368.577987]  ? lapic_next_event+0x5a/0x90
[  368.582140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.587683]  ? kvm_clock_read+0x18/0x30
[  368.591657]  ? kvm_sched_clock_read+0x9/0x20
[  368.596066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.601616]  ? check_preemption_disabled+0x48/0x280
[  368.606643]  irq_exit+0x17f/0x1c0
[  368.610103]  smp_apic_timer_interrupt+0x1cb/0x760
[  368.614945]  ? smp_reschedule_interrupt+0x109/0x650
[  368.619964]  ? smp_call_function_single_interrupt+0x650/0x650
[  368.625850]  ? interrupt_entry+0xb5/0xc0
[  368.629932]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.634963]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.639984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.644847]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.649859]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.654889]  ? task_prio+0x50/0x50
[  368.658440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.663984]  ? check_preemption_disabled+0x48/0x280
[  368.669037]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.673887]  apic_timer_interrupt+0xf/0x20
[  368.678114]  </IRQ>
[  368.680372] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  368.686262] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  368.705159] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  368.712868] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  368.720135] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  368.727408] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  368.734673] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  368.741939] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  368.749240]  ? save_stack+0xa9/0xd0
[  368.752882]  __kmalloc_node_track_caller+0x3c/0x70
[  368.757824]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  368.762593]  pskb_expand_head+0x230/0x10f0
[  368.766831]  ? check_preemption_disabled+0x48/0x280
[  368.771857]  ? memcpy+0x45/0x50
[  368.775141]  ? __copy_skb_header+0x350/0x6b0
[  368.779562]  ? skb_release_data+0x880/0x880
[  368.783885]  ? __alloc_skb+0x770/0x770
[  368.787792]  ? __lock_is_held+0xb5/0x140
[  368.791867]  ? kasan_check_write+0x14/0x20
[  368.796103]  ? __skb_clone+0x6c7/0xa00
[  368.800000]  ? __copy_skb_header+0x6b0/0x6b0
[  368.804409]  ? kmem_cache_alloc+0x33a/0x730
[  368.808736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.814283]  skb_ensure_writable+0x3dd/0x640
[  368.818702]  ? skb_checksum_setup+0xaa0/0xaa0
[  368.823209]  ? preempt_notifier_register+0x200/0x200
[  368.828316]  ? __switch_to_asm+0x34/0x70
[  368.832382]  ? __switch_to_asm+0x34/0x70
[  368.836445]  ? __switch_to_asm+0x40/0x70
[  368.840504]  ? __switch_to_asm+0x34/0x70
[  368.844577]  ? __switch_to_asm+0x40/0x70
[  368.848642]  ? __switch_to_asm+0x40/0x70
[  368.852705]  ? __switch_to_asm+0x34/0x70
[  368.856769]  ? __switch_to_asm+0x34/0x70
[  368.860829]  ? __switch_to_asm+0x40/0x70
[  368.864898]  ? __switch_to_asm+0x34/0x70
[  368.868970]  bpf_clone_redirect+0x14a/0x490
[  368.873306]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  368.878334]  ? __sched_text_start+0x8/0x8
[  368.882495]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  368.887274]  ? find_held_lock+0x36/0x1c0
[  368.891352]  ? lock_acquire+0x1ed/0x520
[  368.895331]  ? bpf_test_run+0x3cb/0x780
[  368.899311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.904854]  ? check_preemption_disabled+0x48/0x280
[  368.909882]  ? kasan_check_read+0x11/0x20
[  368.914037]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.919321]  ? rcu_softirq_qs+0x20/0x20
[  368.923305]  ? preempt_schedule+0x4d/0x60
[  368.927456]  ? ___preempt_schedule+0x16/0x18
[  368.931880]  ? bpf_test_run+0x25d/0x780
[  368.935874]  ? netlink_diag_dump+0x2a0/0x2a0
[  368.940290]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.945831]  ? bpf_test_init.isra.10+0x70/0x100
[  368.950508]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  368.955298]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  368.960143]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  368.965686]  ? fput+0x130/0x1a0
[  368.968969]  ? __bpf_prog_get+0x9b/0x290
[  368.973037]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  368.977885]  ? bpf_prog_test_run+0x130/0x1a0
[  368.982302]  ? __x64_sys_bpf+0x3d8/0x520
[  368.986369]  ? bpf_prog_get+0x20/0x20
[  368.990199]  ? do_syscall_64+0x1b9/0x820
[  368.994268]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  368.999636]  ? syscall_return_slowpath+0x5e0/0x5e0
[  369.004576]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.009601]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  369.014627]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  369.021297]  ? __switch_to_asm+0x40/0x70
[  369.025360]  ? __switch_to_asm+0x34/0x70
[  369.029434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.034291]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  369.039680] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  369.039770] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.045835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.045841] Call Trace:
[  369.045849]  <IRQ>
[  369.045868]  dump_stack+0x244/0x39d
[  369.045892]  ? dump_stack_print_info.cold.1+0x20/0x20
[  369.052435] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.061735]  warn_alloc.cold.116+0xb7/0x1bd
[  369.064295] syz-executor1 cpuset=syz1 mems_allowed=0
[  369.066444]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  369.099939]  ? lock_downgrade+0x900/0x900
[  369.104105]  ? trace_hardirqs_off+0xb8/0x310
[  369.108525]  ? trace_hardirqs_off+0xb8/0x310
[  369.112947]  __alloc_pages_slowpath+0x26e8/0x2e10
[  369.117823]  ? warn_alloc+0x120/0x120
[  369.121632]  ? find_held_lock+0x36/0x1c0
[  369.125699]  ? warn_alloc+0x120/0x120
[  369.129507]  ? warn_alloc+0x120/0x120
[  369.133314]  ? print_usage_bug+0xc0/0xc0
[  369.137383]  ? print_usage_bug+0xc0/0xc0
[  369.141451]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.146745]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.152290]  ? should_fail+0x22d/0xd01
[  369.156186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.161299]  ? __lock_acquire+0x62f/0x4c20
[  369.165543]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.170653]  ? __lock_acquire+0x62f/0x4c20
[  369.174918]  ? should_fail+0x22d/0xd01
[  369.178820]  ? mark_held_locks+0x130/0x130
[  369.183068]  ? mark_held_locks+0x130/0x130
[  369.187307]  ? __enqueue_entity+0x10d/0x1f0
[  369.191663]  ? zap_class+0x640/0x640
[  369.195385]  ? print_usage_bug+0xc0/0xc0
[  369.199454]  ? __lock_acquire+0x62f/0x4c20
[  369.203707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.209255]  ? check_preemption_disabled+0x48/0x280
[  369.214284]  ? __lock_is_held+0xb5/0x140
[  369.218356]  __alloc_pages_nodemask+0xa80/0xde0
[  369.223029]  ? zap_class+0x640/0x640
[  369.226758]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  369.231794]  ? find_held_lock+0x36/0x1c0
[  369.235871]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.240549]  ? lock_downgrade+0x900/0x900
[  369.244714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.250259]  cache_grow_begin+0xa5/0x8c0
[  369.254325]  ? do_raw_spin_unlock+0xa7/0x330
[  369.258749]  fallback_alloc+0x204/0x2e0
[  369.262745]  ____cache_alloc_node+0x1c7/0x1e0
[  369.267254]  kmem_cache_alloc_node+0xe3/0x730
[  369.271757]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.276006]  __alloc_skb+0x119/0x770
[  369.279728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.285017]  ? netdev_alloc_frag+0x1f0/0x1f0
[  369.289434]  ? lock_downgrade+0x900/0x900
[  369.293599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.299144]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.304603]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.310062]  ? addrconf_rs_timer+0x690/0x690
[  369.314494]  ndisc_alloc_skb+0x144/0x340
[  369.318565]  ndisc_send_rs+0x331/0x6e0
[  369.322461]  addrconf_rs_timer+0x314/0x690
[  369.326707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.330959]  call_timer_fn+0x272/0x920
[  369.334850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.339089]  ? process_timeout+0x40/0x40
[  369.343163]  ? mark_held_locks+0xc7/0x130
[  369.347316]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.351817]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.356317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.360565]  ? lockdep_hardirqs_on+0x296/0x5b0
[  369.365158]  ? trace_hardirqs_on+0xbd/0x310
[  369.369485]  ? kasan_check_read+0x11/0x20
[  369.373635]  ? __run_timers+0x7da/0xc70
[  369.377618]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.382739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.386974]  __run_timers+0x7e5/0xc70
[  369.390808]  ? timer_fixup_init+0x70/0x70
[  369.394965]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  369.399992]  ? zap_class+0x640/0x640
[  369.403718]  ? print_usage_bug+0xc0/0xc0
[  369.407794]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  369.412996]  ? find_held_lock+0x36/0x1c0
[  369.417070]  ? zap_class+0x640/0x640
[  369.420796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.426344]  ? check_preemption_disabled+0x48/0x280
[  369.431376]  ? __lock_is_held+0xb5/0x140
[  369.435443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.440984]  ? check_preemption_disabled+0x48/0x280
[  369.446009]  run_timer_softirq+0x52/0xb0
[  369.450084]  ? rcu_read_lock_sched_held+0x14f/0x180
[  369.455110]  __do_softirq+0x308/0xb7e
[  369.458922]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  369.463424]  ? lock_downgrade+0x900/0x900
[  369.467588]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  369.472707]  ? pvclock_read_flags+0x160/0x160
[  369.477213]  ? lapic_next_event+0x5a/0x90
[  369.481371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.486920]  ? kvm_clock_read+0x18/0x30
[  369.490899]  ? kvm_sched_clock_read+0x9/0x20
[  369.495315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.500862]  ? check_preemption_disabled+0x48/0x280
[  369.505894]  irq_exit+0x17f/0x1c0
[  369.509354]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.514219]  ? smp_reschedule_interrupt+0x109/0x650
[  369.519246]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.525140]  ? interrupt_entry+0xb5/0xc0
[  369.529211]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.534229]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.539252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.544103]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.549121]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.554143]  ? task_prio+0x50/0x50
[  369.557690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.563235]  ? check_preemption_disabled+0x48/0x280
[  369.568274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.573135]  apic_timer_interrupt+0xf/0x20
[  369.577365]  </IRQ>
[  369.579612] RIP: 0010:dump_stack+0x358/0x39d
[  369.584029] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  369.602955] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  369.610688] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  369.617967] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  369.625236] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  369.632508] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  369.639781] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  369.647084]  ? dump_stack+0x34f/0x39d
[  369.650908]  ? dump_stack_print_info.cold.1+0x20/0x20
[  369.656113]  ? mark_held_locks+0x130/0x130
[  369.660356]  ? mark_held_locks+0x130/0x130
[  369.664602]  dump_header+0x27b/0xf72
[  369.668337]  ? pagefault_out_of_memory+0x197/0x197
[  369.673402]  ? __lock_acquire+0x62f/0x4c20
[  369.677646]  ? percpu_ref_get_many+0x240/0x240
[  369.682236]  ? print_usage_bug+0xc0/0xc0
[  369.686306]  ? zap_class+0x640/0x640
[  369.690030]  ? print_usage_bug+0xc0/0xc0
[  369.694101]  ? print_usage_bug+0xc0/0xc0
[  369.698172]  ? zap_class+0x640/0x640
[  369.701898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.707451]  ? find_held_lock+0x36/0x1c0
[  369.711526]  ? mark_held_locks+0xc7/0x130
[  369.715687]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  369.720791]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  369.725901]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  369.730494]  ? trace_hardirqs_on+0xbd/0x310
[  369.734824]  ? kasan_check_read+0x11/0x20
[  369.738976]  ? ___ratelimit+0x3b4/0x672
[  369.742958]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.748074]  ? trace_hardirqs_on+0x310/0x310
[  369.752493]  ? lock_downgrade+0x900/0x900
[  369.756655]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  369.761767]  ? ___ratelimit+0x3b9/0x672
[  369.765749]  ? idr_get_free+0xf70/0xf70
[  369.769726]  ? find_held_lock+0x36/0x1c0
[  369.773806]  oom_kill_process.cold.27+0x10/0x903
[  369.778568]  ? zap_class+0x640/0x640
[  369.782769]  ? check_preemption_disabled+0x48/0x280
[  369.787796]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  369.792727]  ? kasan_check_read+0x11/0x20
[  369.796876]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.802160]  ? oom_evaluate_task+0x540/0x540
[  369.806579]  ? find_held_lock+0x36/0x1c0
[  369.810655]  ? out_of_memory+0x974/0x1430
[  369.814808]  ? lock_downgrade+0x900/0x900
[  369.818964]  ? check_preemption_disabled+0x48/0x280
[  369.823991]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  369.828922]  ? kasan_check_read+0x11/0x20
[  369.833079]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.838362]  ? rcu_softirq_qs+0x20/0x20
[  369.842358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.847901]  ? oom_evaluate_task+0x302/0x540
[  369.852316]  out_of_memory+0xa84/0x1430
[  369.856303]  ? oom_killer_disable+0x3a0/0x3a0
[  369.860804]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  369.865741]  ? __ww_mutex_check_waiters+0x160/0x160
[  369.870777]  __alloc_pages_slowpath+0x2354/0x2e10
[  369.875651]  ? warn_alloc+0x120/0x120
[  369.879457]  ? mark_held_locks+0x130/0x130
[  369.883702]  ? find_get_entry+0xaae/0x1120
[  369.887952]  ? filemap_map_pages+0x1a20/0x1a20
[  369.892542]  ? zap_class+0x640/0x640
[  369.896269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.901814]  ? check_preemption_disabled+0x48/0x280
[  369.906836]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.912376]  ? should_fail+0x22d/0xd01
[  369.916275]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.921395]  ? zap_class+0x640/0x640
[  369.925148]  ? __lock_is_held+0xb5/0x140
[  369.929229]  ? mark_held_locks+0x130/0x130
[  369.933475]  ? lock_release+0xa00/0xa00
[  369.937460]  ? perf_trace_sched_process_exec+0x860/0x860
[  369.942919]  ? xa_load+0x2ba/0x460
[  369.946466]  ? lock_downgrade+0x900/0x900
[  369.950624]  ? __might_sleep+0x95/0x190
[  369.954611]  __alloc_pages_nodemask+0xa80/0xde0
[  369.959290]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  369.964311]  ? __page_cache_alloc+0x191/0x5c0
[  369.968820]  ? xa_load+0x2e1/0x460
[  369.972368]  ? xa_clear_mark+0x40/0x40
[  369.976260]  ? zap_class+0x640/0x640
[  369.979988]  ? zap_class+0x640/0x640
[  369.983709]  ? zap_class+0x640/0x640
[  369.987426]  ? __do_page_cache_readahead+0x663/0x810
[  369.992544]  ? find_held_lock+0x36/0x1c0
[  369.996617]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  370.002170]  alloc_pages_current+0x173/0x350
[  370.006596]  __page_cache_alloc+0x38c/0x5c0
[  370.010919]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.015853]  ? kasan_check_read+0x11/0x20
[  370.020006]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.025297]  ? generic_perform_write+0x6a0/0x6a0
[  370.030065]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.035611]  ? check_preemption_disabled+0x48/0x280
[  370.040638]  filemap_fault+0x1595/0x25f0
[  370.044716]  ? __lock_page_or_retry+0xa00/0xa00
[  370.049391]  ? mark_held_locks+0x130/0x130
[  370.053640]  ? filemap_map_pages+0xd6b/0x1a20
[  370.058146]  ? lock_downgrade+0x900/0x900
[  370.062302]  ? check_preemption_disabled+0x48/0x280
[  370.067326]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.072259]  ? kasan_check_read+0x11/0x20
[  370.076410]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.081691]  ? rcu_softirq_qs+0x20/0x20
[  370.085686]  ? filemap_map_pages+0xd92/0x1a20
[  370.090194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.095745]  ? find_get_entries_tag+0x1400/0x1400
[  370.100596]  ? __lock_acquire+0x62f/0x4c20
[  370.104853]  ? lock_acquire+0x1ed/0x520
[  370.108831]  ? ext4_filemap_fault+0x7a/0xad
[  370.113164]  ? lock_release+0xa00/0xa00
[  370.117141]  ? perf_trace_sched_process_exec+0x860/0x860
[  370.122599]  ? print_usage_bug+0xc0/0xc0
[  370.126666]  ? print_usage_bug+0xc0/0xc0
[  370.130745]  ? down_read+0x8d/0x120
[  370.134385]  ? ext4_filemap_fault+0x7a/0xad
[  370.138712]  ? __down_interruptible+0x700/0x700
[  370.143394]  ext4_filemap_fault+0x82/0xad
[  370.147554]  __do_fault+0x100/0x6b0
[  370.151193]  ? pmd_devmap_trans_unstable+0x220/0x220
[  370.156308]  ? mark_held_locks+0x130/0x130
[  370.160546]  ? mark_held_locks+0x130/0x130
[  370.164782]  ? find_held_lock+0x36/0x1c0
[  370.168851]  ? find_held_lock+0x36/0x1c0
[  370.172921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.178467]  __handle_mm_fault+0x3ea0/0x5be0
[  370.182880]  ? poll_select_copy_remaining+0x18c/0x6a0
[  370.188087]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  370.192943]  ? __might_fault+0x12b/0x1e0
[  370.197013]  ? lock_downgrade+0x900/0x900
[  370.201186]  ? zap_class+0x640/0x640
[  370.204904]  ? zap_class+0x640/0x640
[  370.208629]  ? find_held_lock+0x36/0x1c0
[  370.212707]  ? handle_mm_fault+0x42a/0xc70
[  370.216947]  ? lock_downgrade+0x900/0x900
[  370.221098]  ? check_preemption_disabled+0x48/0x280
[  370.226120]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.231057]  ? kasan_check_read+0x11/0x20
[  370.235209]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.240487]  ? rcu_softirq_qs+0x20/0x20
[  370.244466]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.249575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.255119]  ? check_preemption_disabled+0x48/0x280
[  370.260152]  handle_mm_fault+0x54f/0xc70
[  370.264225]  ? __handle_mm_fault+0x5be0/0x5be0
[  370.268820]  ? find_vma+0x34/0x190
[  370.272368]  __do_page_fault+0x5e8/0xe60
[  370.276437]  ? trace_hardirqs_off+0xb8/0x310
[  370.280862]  do_page_fault+0xf2/0x7e0
[  370.284674]  ? vmalloc_sync_all+0x30/0x30
[  370.288835]  ? error_entry+0x70/0xd0
[  370.292559]  ? trace_hardirqs_off_caller+0xbb/0x310
[  370.297578]  ? trace_hardirqs_on_caller+0xc0/0x310
[  370.302511]  ? syscall_return_slowpath+0x5e0/0x5e0
[  370.307443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.312291]  ? trace_hardirqs_on_caller+0x310/0x310
[  370.317313]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.322769]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  370.327795]  ? prepare_exit_to_usermode+0x291/0x3b0
[  370.332815]  ? page_fault+0x8/0x30
[  370.336363]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.341210]  ? page_fault+0x8/0x30
[  370.344755]  page_fault+0x1e/0x30
[  370.348209] RIP: 0033:0x7f41334d1dd3
[  370.351937] Code: Bad RIP value.
[  370.355301] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  370.360665] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  370.367940] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  370.375214] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  370.382484] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  370.389752] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  370.397073] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  370.397080] warn_alloc_show_mem: 1 callbacks suppressed
[  370.397087] Mem-Info:
[  370.404373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.409752] active_anon:51440 inactive_anon:594 isolated_anon:0
[  370.409752]  active_file:10 inactive_file:13 isolated_file:0
[  370.409752]  unevictable:0 dirty:0 writeback:0 unstable:0
[  370.409752]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  370.409752]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  370.409752]  free:13749 free_pcp:129 free_cma:0
[  370.412130] Call Trace:
[  370.421525] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  370.454383]  <IRQ>
[  370.456959] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  370.484631]  dump_stack+0x244/0x39d
[  370.486762] lowmem_reserve[]: 0 2818 6321 6321
[  370.512878]  ? dump_stack_print_info.cold.1+0x20/0x20
[  370.516485] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  370.521074]  warn_alloc.cold.116+0xb7/0x1bd
[  370.526233] lowmem_reserve[]: 0 0 3503 3503
[  370.553567]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.557868] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  370.562191]  ? lock_downgrade+0x900/0x900
[  370.567010] lowmem_reserve[]: 0 0 0 0
[  370.596014]  ? trace_hardirqs_off+0xb8/0x310
[  370.600142] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  370.603949]  ? trace_hardirqs_off+0xb8/0x310
[  370.608335] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  370.621865]  __alloc_pages_slowpath+0x26e8/0x2e10
[  370.626257] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  370.641626]  ? warn_alloc+0x120/0x120
[  370.646442] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  370.662040]  ? print_usage_bug+0xc0/0xc0
[  370.665831] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  370.674660]  ? warn_alloc+0x120/0x120
[  370.678703] 673 total pagecache pages
[  370.687275]  ? warn_alloc+0x120/0x120
[  370.691070] 0 pages in swap cache
[  370.694861]  ? print_usage_bug+0xc0/0xc0
[  370.698645] Swap cache stats: add 0, delete 0, find 0/0
[  370.702095]  ? print_usage_bug+0xc0/0xc0
[  370.706134] Free swap  = 0kB
[  370.711496]  ? __lock_acquire+0x62f/0x4c20
[  370.715532] Total swap = 0kB
[  370.715548] 1965979 pages RAM
[  370.718574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.722787] 0 pages HighMem/MovableOnly
[  370.725811]  ? should_fail+0x22d/0xd01
[  370.728895] 342854 pages reserved
[  370.734428]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.738380] 0 pages cma reserved
[  370.742266]  ? __lock_acquire+0x62f/0x4c20
[  370.745772] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  370.750801]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.754225] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  370.758380]  ? __lock_acquire+0x62f/0x4c20
[  370.764853] init cpuset=/ mems_allowed=0
[  370.769958]  ? should_fail+0x22d/0xd01
[  370.791794]  ? find_held_lock+0x36/0x1c0
[  370.795876]  ? mark_held_locks+0x130/0x130
[  370.800118]  ? mark_held_locks+0x130/0x130
[  370.804352]  ? zap_class+0x640/0x640
[  370.808068]  ? zap_class+0x640/0x640
[  370.811792]  ? print_usage_bug+0xc0/0xc0
[  370.815858]  ? do_raw_spin_unlock+0xa7/0x330
[  370.820272]  ? zap_class+0x640/0x640
[  370.823988]  ? print_usage_bug+0xc0/0xc0
[  370.828056]  ? wq_watchdog_touch+0x9c/0xfe
[  370.832302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.837846]  ? check_preemption_disabled+0x48/0x280
[  370.842874]  ? __lock_is_held+0xb5/0x140
[  370.846946]  __alloc_pages_nodemask+0xa80/0xde0
[  370.851627]  ? zap_class+0x640/0x640
[  370.855346]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  370.860379]  ? find_held_lock+0x36/0x1c0
[  370.864455]  ? ____cache_alloc_node+0x1c7/0x1e0
[  370.869131]  ? lock_downgrade+0x900/0x900
[  370.873290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.878840]  cache_grow_begin+0xa5/0x8c0
[  370.882908]  ? do_raw_spin_unlock+0xa7/0x330
[  370.887330]  fallback_alloc+0x204/0x2e0
[  370.891317]  ____cache_alloc_node+0x1c7/0x1e0
[  370.895824]  kmem_cache_alloc_node+0xe3/0x730
[  370.900327]  ? ipv6_get_ifaddr+0x42e/0x620
[  370.904583]  __alloc_skb+0x119/0x770
[  370.908305]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.913595]  ? netdev_alloc_frag+0x1f0/0x1f0
[  370.918008]  ? lock_downgrade+0x900/0x900
[  370.922165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.927707]  ? refcount_sub_and_test_checked+0x203/0x310
[  370.933169]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  370.938622]  ? addrconf_rs_timer+0x690/0x690
[  370.943045]  ndisc_alloc_skb+0x144/0x340
[  370.947117]  ndisc_send_rs+0x331/0x6e0
[  370.951017]  addrconf_rs_timer+0x314/0x690
[  370.955265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.959516]  call_timer_fn+0x272/0x920
[  370.963419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.967661]  ? process_timeout+0x40/0x40
[  370.971733]  ? __run_timers+0x7da/0xc70
[  370.975711]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.980210]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.984711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.988951]  ? lockdep_hardirqs_on+0x296/0x5b0
[  370.993554]  ? trace_hardirqs_on+0xbd/0x310
[  370.997880]  ? kasan_check_read+0x11/0x20
[  371.002028]  ? __run_timers+0x7da/0xc70
[  371.006007]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.011117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.015364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.019601]  __run_timers+0x7e5/0xc70
[  371.023421]  ? timer_fixup_init+0x70/0x70
[  371.027581]  ? lock_acquire+0x1ed/0x520
[  371.031569]  ? zap_class+0x640/0x640
[  371.035286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.040835]  ? kasan_check_read+0x11/0x20
[  371.044989]  ? do_raw_spin_lock+0x14f/0x350
[  371.049321]  ? find_held_lock+0x36/0x1c0
[  371.053394]  ? zap_class+0x640/0x640
[  371.057120]  ? pvclock_read_flags+0x160/0x160
[  371.061624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.067171]  ? check_preemption_disabled+0x48/0x280
[  371.072203]  ? __lock_is_held+0xb5/0x140
[  371.076267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.081811]  ? check_preemption_disabled+0x48/0x280
[  371.086836]  run_timer_softirq+0x52/0xb0
[  371.090903]  ? rcu_read_lock_sched_held+0x14f/0x180
[  371.095922]  __do_softirq+0x308/0xb7e
[  371.099750]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  371.104250]  ? lock_downgrade+0x900/0x900
[  371.108403]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  371.113519]  ? pvclock_read_flags+0x160/0x160
[  371.118033]  ? lapic_next_event+0x5a/0x90
[  371.122187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.127735]  ? kvm_clock_read+0x18/0x30
[  371.131712]  ? kvm_sched_clock_read+0x9/0x20
[  371.136130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.141674]  ? check_preemption_disabled+0x48/0x280
[  371.146709]  irq_exit+0x17f/0x1c0
[  371.150180]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.155027]  ? smp_reschedule_interrupt+0x109/0x650
[  371.160087]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.165977]  ? interrupt_entry+0xb5/0xc0
[  371.170041]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.175085]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.180107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.184953]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.189975]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.194996]  ? task_prio+0x50/0x50
[  371.198556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.204104]  ? check_preemption_disabled+0x48/0x280
[  371.209133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.213999]  apic_timer_interrupt+0xf/0x20
[  371.218228]  </IRQ>
[  371.220471] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  371.226360] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  371.245263] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  371.252970] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  371.260240] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  371.267545] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  371.274814] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  371.282085] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  371.289386]  ? save_stack+0xa9/0xd0
[  371.293033]  __kmalloc_node_track_caller+0x3c/0x70
[  371.297970]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  371.302740]  pskb_expand_head+0x230/0x10f0
[  371.306982]  ? check_preemption_disabled+0x48/0x280
[  371.312009]  ? memcpy+0x45/0x50
[  371.315295]  ? __copy_skb_header+0x350/0x6b0
[  371.319710]  ? skb_release_data+0x880/0x880
[  371.324033]  ? __alloc_skb+0x770/0x770
[  371.327933]  ? __lock_is_held+0xb5/0x140
[  371.332008]  ? kasan_check_write+0x14/0x20
[  371.336246]  ? __skb_clone+0x6c7/0xa00
[  371.340139]  ? __copy_skb_header+0x6b0/0x6b0
[  371.344568]  ? kmem_cache_alloc+0x33a/0x730
[  371.348927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.354476]  skb_ensure_writable+0x3dd/0x640
[  371.358893]  ? skb_checksum_setup+0xaa0/0xaa0
[  371.363396]  ? preempt_notifier_register+0x200/0x200
[  371.368498]  ? __switch_to_asm+0x34/0x70
[  371.372575]  ? __switch_to_asm+0x34/0x70
[  371.376638]  ? __switch_to_asm+0x40/0x70
[  371.380699]  ? __switch_to_asm+0x34/0x70
[  371.384762]  ? __switch_to_asm+0x40/0x70
[  371.388828]  ? __switch_to_asm+0x40/0x70
[  371.392890]  ? __switch_to_asm+0x34/0x70
[  371.396956]  ? __switch_to_asm+0x34/0x70
[  371.401020]  ? __switch_to_asm+0x40/0x70
[  371.405080]  ? __switch_to_asm+0x34/0x70
[  371.409149]  bpf_clone_redirect+0x14a/0x490
[  371.413487]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  371.418511]  ? __sched_text_start+0x8/0x8
[  371.422678]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  371.427451]  ? find_held_lock+0x36/0x1c0
[  371.431530]  ? lock_acquire+0x1ed/0x520
[  371.435518]  ? bpf_test_run+0x3cb/0x780
[  371.439512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.445069]  ? check_preemption_disabled+0x48/0x280
[  371.450096]  ? kasan_check_read+0x11/0x20
[  371.454247]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.459534]  ? rcu_softirq_qs+0x20/0x20
[  371.463520]  ? preempt_schedule+0x4d/0x60
[  371.467700]  ? ___preempt_schedule+0x16/0x18
[  371.472144]  ? bpf_test_run+0x25d/0x780
[  371.476135]  ? netlink_diag_dump+0x2a0/0x2a0
[  371.480559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.486098]  ? bpf_test_init.isra.10+0x70/0x100
[  371.490779]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  371.495565]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  371.500409]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  371.505949]  ? fput+0x130/0x1a0
[  371.509234]  ? __bpf_prog_get+0x9b/0x290
[  371.513300]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  371.518143]  ? bpf_prog_test_run+0x130/0x1a0
[  371.522569]  ? __x64_sys_bpf+0x3d8/0x520
[  371.526633]  ? bpf_prog_get+0x20/0x20
[  371.530461]  ? do_syscall_64+0x1b9/0x820
[  371.534523]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  371.539910]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.544853]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.549873]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.554898]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  371.561570]  ? __switch_to_asm+0x40/0x70
[  371.565631]  ? __switch_to_asm+0x34/0x70
[  371.569703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.574569]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  371.579958] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  371.580047] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.586111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.586116] Call Trace:
[  371.586123]  <IRQ>
[  371.586141]  dump_stack+0x244/0x39d
[  371.586166]  ? dump_stack_print_info.cold.1+0x20/0x20
[  371.592798] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.602011]  warn_alloc.cold.116+0xb7/0x1bd
[  371.604573] syz-executor1 cpuset=syz1 mems_allowed=0
[  371.606724]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.640210]  ? lock_downgrade+0x900/0x900
[  371.644375]  ? trace_hardirqs_off+0xb8/0x310
[  371.648794]  ? trace_hardirqs_off+0xb8/0x310
[  371.653217]  __alloc_pages_slowpath+0x26e8/0x2e10
[  371.658099]  ? warn_alloc+0x120/0x120
[  371.661907]  ? print_usage_bug+0xc0/0xc0
[  371.665976]  ? warn_alloc+0x120/0x120
[  371.669784]  ? warn_alloc+0x120/0x120
[  371.673772]  ? print_usage_bug+0xc0/0xc0
[  371.677844]  ? print_usage_bug+0xc0/0xc0
[  371.681913]  ? __lock_acquire+0x62f/0x4c20
[  371.686159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.691706]  ? should_fail+0x22d/0xd01
[  371.695602]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.700708]  ? __lock_acquire+0x62f/0x4c20
[  371.704956]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.710066]  ? __lock_acquire+0x62f/0x4c20
[  371.714302]  ? should_fail+0x22d/0xd01
[  371.718191]  ? find_held_lock+0x36/0x1c0
[  371.722269]  ? mark_held_locks+0x130/0x130
[  371.726518]  ? mark_held_locks+0x130/0x130
[  371.730758]  ? zap_class+0x640/0x640
[  371.734479]  ? zap_class+0x640/0x640
[  371.738201]  ? print_usage_bug+0xc0/0xc0
[  371.742262]  ? do_raw_spin_unlock+0xa7/0x330
[  371.746674]  ? zap_class+0x640/0x640
[  371.750403]  ? print_usage_bug+0xc0/0xc0
[  371.754467]  ? wq_watchdog_touch+0x9c/0xfe
[  371.758711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.764257]  ? check_preemption_disabled+0x48/0x280
[  371.769285]  ? __lock_is_held+0xb5/0x140
[  371.773356]  __alloc_pages_nodemask+0xa80/0xde0
[  371.778027]  ? zap_class+0x640/0x640
[  371.782248]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  371.787283]  ? find_held_lock+0x36/0x1c0
[  371.791384]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.796061]  ? lock_downgrade+0x900/0x900
[  371.800220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.805766]  cache_grow_begin+0xa5/0x8c0
[  371.809830]  ? do_raw_spin_unlock+0xa7/0x330
[  371.814255]  fallback_alloc+0x204/0x2e0
[  371.818243]  ____cache_alloc_node+0x1c7/0x1e0
[  371.822747]  kmem_cache_alloc_node+0xe3/0x730
[  371.827251]  ? ipv6_get_ifaddr+0x42e/0x620
[  371.831504]  __alloc_skb+0x119/0x770
[  371.835222]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.840510]  ? netdev_alloc_frag+0x1f0/0x1f0
[  371.844923]  ? lock_downgrade+0x900/0x900
[  371.849083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.854641]  ? refcount_sub_and_test_checked+0x203/0x310
[  371.860104]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  371.865558]  ? addrconf_rs_timer+0x690/0x690
[  371.869990]  ndisc_alloc_skb+0x144/0x340
[  371.874069]  ndisc_send_rs+0x331/0x6e0
[  371.877973]  addrconf_rs_timer+0x314/0x690
[  371.882222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.886476]  call_timer_fn+0x272/0x920
[  371.890371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.894614]  ? process_timeout+0x40/0x40
[  371.898687]  ? mark_held_locks+0xc7/0x130
[  371.902841]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.907341]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.911837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.916079]  ? lockdep_hardirqs_on+0x296/0x5b0
[  371.920671]  ? trace_hardirqs_on+0xbd/0x310
[  371.924995]  ? kasan_check_read+0x11/0x20
[  371.929143]  ? __run_timers+0x7da/0xc70
[  371.933129]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.938243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.942488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.946724]  __run_timers+0x7e5/0xc70
[  371.950540]  ? timer_fixup_init+0x70/0x70
[  371.954698]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  371.959722]  ? zap_class+0x640/0x640
[  371.963443]  ? print_usage_bug+0xc0/0xc0
[  371.967514]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  371.972716]  ? find_held_lock+0x36/0x1c0
[  371.976790]  ? zap_class+0x640/0x640
[  371.980514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.986063]  ? check_preemption_disabled+0x48/0x280
[  371.991097]  ? __lock_is_held+0xb5/0x140
[  371.995163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.000706]  ? check_preemption_disabled+0x48/0x280
[  372.005735]  run_timer_softirq+0x52/0xb0
[  372.009808]  ? rcu_read_lock_sched_held+0x14f/0x180
[  372.014832]  __do_softirq+0x308/0xb7e
[  372.018647]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  372.023152]  ? lock_downgrade+0x900/0x900
[  372.027312]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  372.032427]  ? pvclock_read_flags+0x160/0x160
[  372.036930]  ? lapic_next_event+0x5a/0x90
[  372.041089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.046636]  ? kvm_clock_read+0x18/0x30
[  372.050617]  ? kvm_sched_clock_read+0x9/0x20
[  372.055035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.060587]  ? check_preemption_disabled+0x48/0x280
[  372.065620]  irq_exit+0x17f/0x1c0
[  372.069083]  smp_apic_timer_interrupt+0x1cb/0x760
[  372.073929]  ? smp_reschedule_interrupt+0x109/0x650
[  372.078950]  ? smp_call_function_single_interrupt+0x650/0x650
[  372.084838]  ? interrupt_entry+0xb5/0xc0
[  372.088904]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.093923]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.098949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.103796]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.108814]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.113833]  ? task_prio+0x50/0x50
[  372.117378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.122922]  ? check_preemption_disabled+0x48/0x280
[  372.127951]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.132805]  apic_timer_interrupt+0xf/0x20
[  372.137043]  </IRQ>
[  372.139287] RIP: 0010:dump_stack+0x358/0x39d
[  372.143700] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  372.162602] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  372.170315] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  372.177585] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  372.184859] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  372.192130] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  372.199397] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  372.206697]  ? dump_stack+0x34f/0x39d
[  372.210522]  ? dump_stack_print_info.cold.1+0x20/0x20
[  372.215729]  ? mark_held_locks+0x130/0x130
[  372.219967]  ? mark_held_locks+0x130/0x130
[  372.224216]  dump_header+0x27b/0xf72
[  372.227949]  ? pagefault_out_of_memory+0x197/0x197
[  372.232891]  ? __lock_acquire+0x62f/0x4c20
[  372.237134]  ? percpu_ref_get_many+0x240/0x240
[  372.241723]  ? print_usage_bug+0xc0/0xc0
[  372.245796]  ? zap_class+0x640/0x640
[  372.249516]  ? print_usage_bug+0xc0/0xc0
[  372.253581]  ? print_usage_bug+0xc0/0xc0
[  372.257649]  ? zap_class+0x640/0x640
[  372.261375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.266925]  ? find_held_lock+0x36/0x1c0
[  372.270999]  ? mark_held_locks+0xc7/0x130
[  372.275165]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  372.280284]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  372.285390]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  372.289977]  ? trace_hardirqs_on+0xbd/0x310
[  372.294303]  ? kasan_check_read+0x11/0x20
[  372.298455]  ? ___ratelimit+0x3b4/0x672
[  372.302438]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.307547]  ? trace_hardirqs_on+0x310/0x310
[  372.311963]  ? lock_downgrade+0x900/0x900
[  372.316121]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  372.321233]  ? ___ratelimit+0x3b9/0x672
[  372.325215]  ? idr_get_free+0xf70/0xf70
[  372.329198]  ? find_held_lock+0x36/0x1c0
[  372.333275]  oom_kill_process.cold.27+0x10/0x903
[  372.338035]  ? zap_class+0x640/0x640
[  372.341760]  ? check_preemption_disabled+0x48/0x280
[  372.346786]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.351723]  ? kasan_check_read+0x11/0x20
[  372.355873]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.361171]  ? oom_evaluate_task+0x540/0x540
[  372.365586]  ? find_held_lock+0x36/0x1c0
[  372.369671]  ? out_of_memory+0x974/0x1430
[  372.373826]  ? lock_downgrade+0x900/0x900
[  372.377980]  ? check_preemption_disabled+0x48/0x280
[  372.383004]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.387941]  ? kasan_check_read+0x11/0x20
[  372.392096]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.397378]  ? rcu_softirq_qs+0x20/0x20
[  372.401367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.406908]  ? oom_evaluate_task+0x302/0x540
[  372.411336]  out_of_memory+0xa84/0x1430
[  372.415327]  ? oom_killer_disable+0x3a0/0x3a0
[  372.419828]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  372.424773]  ? __ww_mutex_check_waiters+0x160/0x160
[  372.429808]  __alloc_pages_slowpath+0x2354/0x2e10
[  372.434691]  ? warn_alloc+0x120/0x120
[  372.438501]  ? mark_held_locks+0x130/0x130
[  372.442753]  ? find_get_entry+0xaae/0x1120
[  372.447011]  ? filemap_map_pages+0x1a20/0x1a20
[  372.451619]  ? zap_class+0x640/0x640
[  372.455357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.460899]  ? check_preemption_disabled+0x48/0x280
[  372.465920]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.471464]  ? should_fail+0x22d/0xd01
[  372.475361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.480471]  ? zap_class+0x640/0x640
[  372.484216]  ? __lock_is_held+0xb5/0x140
[  372.488294]  ? mark_held_locks+0x130/0x130
[  372.492539]  ? lock_release+0xa00/0xa00
[  372.496520]  ? perf_trace_sched_process_exec+0x860/0x860
[  372.501982]  ? xa_load+0x2ba/0x460
[  372.505529]  ? lock_downgrade+0x900/0x900
[  372.509702]  ? __might_sleep+0x95/0x190
[  372.513706]  __alloc_pages_nodemask+0xa80/0xde0
[  372.518390]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  372.523409]  ? __page_cache_alloc+0x191/0x5c0
[  372.527939]  ? xa_load+0x2e1/0x460
[  372.531488]  ? xa_clear_mark+0x40/0x40
[  372.535382]  ? zap_class+0x640/0x640
[  372.539106]  ? zap_class+0x640/0x640
[  372.542822]  ? zap_class+0x640/0x640
[  372.546541]  ? __do_page_cache_readahead+0x663/0x810
[  372.551659]  ? find_held_lock+0x36/0x1c0
[  372.555729]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  372.561276]  alloc_pages_current+0x173/0x350
[  372.565695]  __page_cache_alloc+0x38c/0x5c0
[  372.570018]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.574956]  ? kasan_check_read+0x11/0x20
[  372.579106]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.584390]  ? generic_perform_write+0x6a0/0x6a0
[  372.589152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.594781]  ? check_preemption_disabled+0x48/0x280
[  372.599809]  filemap_fault+0x1595/0x25f0
[  372.603892]  ? __lock_page_or_retry+0xa00/0xa00
[  372.608569]  ? mark_held_locks+0x130/0x130
[  372.612821]  ? filemap_map_pages+0xd6b/0x1a20
[  372.617326]  ? lock_downgrade+0x900/0x900
[  372.621479]  ? check_preemption_disabled+0x48/0x280
[  372.626511]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.631453]  ? kasan_check_read+0x11/0x20
[  372.635608]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.640887]  ? rcu_softirq_qs+0x20/0x20
[  372.644880]  ? filemap_map_pages+0xd92/0x1a20
[  372.649384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.654934]  ? find_get_entries_tag+0x1400/0x1400
[  372.659788]  ? __lock_acquire+0x62f/0x4c20
[  372.664051]  ? lock_acquire+0x1ed/0x520
[  372.668028]  ? ext4_filemap_fault+0x7a/0xad
[  372.672371]  ? lock_release+0xa00/0xa00
[  372.676347]  ? perf_trace_sched_process_exec+0x860/0x860
[  372.681803]  ? print_usage_bug+0xc0/0xc0
[  372.685872]  ? print_usage_bug+0xc0/0xc0
[  372.689951]  ? down_read+0x8d/0x120
[  372.693579]  ? ext4_filemap_fault+0x7a/0xad
[  372.697909]  ? __down_interruptible+0x700/0x700
[  372.702599]  ext4_filemap_fault+0x82/0xad
[  372.706766]  __do_fault+0x100/0x6b0
[  372.710425]  ? pmd_devmap_trans_unstable+0x220/0x220
[  372.715547]  ? mark_held_locks+0x130/0x130
[  372.719792]  ? mark_held_locks+0x130/0x130
[  372.724037]  ? find_held_lock+0x36/0x1c0
[  372.728109]  ? find_held_lock+0x36/0x1c0
[  372.732187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.737753]  __handle_mm_fault+0x3ea0/0x5be0
[  372.742166]  ? poll_select_copy_remaining+0x18c/0x6a0
[  372.747370]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  372.752225]  ? __might_fault+0x12b/0x1e0
[  372.756299]  ? lock_downgrade+0x900/0x900
[  372.760465]  ? zap_class+0x640/0x640
[  372.764182]  ? zap_class+0x640/0x640
[  372.767906]  ? find_held_lock+0x36/0x1c0
[  372.771985]  ? handle_mm_fault+0x42a/0xc70
[  372.776226]  ? lock_downgrade+0x900/0x900
[  372.780379]  ? check_preemption_disabled+0x48/0x280
[  372.785403]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.790336]  ? kasan_check_read+0x11/0x20
[  372.794490]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.799770]  ? rcu_softirq_qs+0x20/0x20
[  372.803748]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.808862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.814408]  ? check_preemption_disabled+0x48/0x280
[  372.819436]  handle_mm_fault+0x54f/0xc70
[  372.823505]  ? __handle_mm_fault+0x5be0/0x5be0
[  372.828096]  ? find_vma+0x34/0x190
[  372.831649]  __do_page_fault+0x5e8/0xe60
[  372.835713]  ? trace_hardirqs_off+0xb8/0x310
[  372.840137]  do_page_fault+0xf2/0x7e0
[  372.843946]  ? vmalloc_sync_all+0x30/0x30
[  372.848104]  ? error_entry+0x70/0xd0
[  372.851828]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.856846]  ? trace_hardirqs_on_caller+0xc0/0x310
[  372.861783]  ? syscall_return_slowpath+0x5e0/0x5e0
[  372.866727]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.871581]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.876600]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.882067]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  372.887099]  ? prepare_exit_to_usermode+0x291/0x3b0
[  372.892119]  ? page_fault+0x8/0x30
[  372.895665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.900538]  ? page_fault+0x8/0x30
[  372.904086]  page_fault+0x1e/0x30
[  372.907541] RIP: 0033:0x7f41334d1dd3
[  372.911272] Code: Bad RIP value.
[  372.914638] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  372.920002] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  372.927276] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  372.934543] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  372.941814] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  372.949084] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  372.956386] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  372.956393] warn_alloc_show_mem: 1 callbacks suppressed
[  372.956400] Mem-Info:
[  372.963684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.969067] active_anon:51440 inactive_anon:594 isolated_anon:0
[  372.969067]  active_file:10 inactive_file:13 isolated_file:0
[  372.969067]  unevictable:0 dirty:0 writeback:0 unstable:0
[  372.969067]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  372.969067]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  372.969067]  free:13749 free_pcp:129 free_cma:0
[  372.971433] Call Trace:
[  372.980830] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  373.013675]  <IRQ>
[  373.016247] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  373.043921]  dump_stack+0x244/0x39d
[  373.046044] lowmem_reserve[]: 0 2818 6321 6321
[  373.072170]  ? dump_stack_print_info.cold.1+0x20/0x20
[  373.075777] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  373.080368]  warn_alloc.cold.116+0xb7/0x1bd
[  373.085544] lowmem_reserve[]: 0 0 3503 3503
[  373.112869]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  373.117173] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  373.121495]  ? lock_downgrade+0x900/0x900
[  373.126312] lowmem_reserve[]: 0 0 0 0
[  373.155304]  ? trace_hardirqs_off+0xb8/0x310
[  373.159427] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  373.163240]  ? trace_hardirqs_off+0xb8/0x310
[  373.167625] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  373.181153]  __alloc_pages_slowpath+0x26e8/0x2e10
[  373.185548] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  373.200920]  ? warn_alloc+0x120/0x120
[  373.205725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  373.221326]  ? print_usage_bug+0xc0/0xc0
[  373.225112] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  373.233937]  ? warn_alloc+0x120/0x120
[  373.237979] 673 total pagecache pages
[  373.246565]  ? warn_alloc+0x120/0x120
[  373.250356] 0 pages in swap cache
[  373.254157]  ? print_usage_bug+0xc0/0xc0
[  373.257942] Swap cache stats: add 0, delete 0, find 0/0
[  373.261393]  ? print_usage_bug+0xc0/0xc0
[  373.265433] Free swap  = 0kB
[  373.270798]  ? __lock_acquire+0x62f/0x4c20
[  373.274841] Total swap = 0kB
[  373.277862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.282073] 1965979 pages RAM
[  373.285091]  ? should_fail+0x22d/0xd01
[  373.290602] 0 pages HighMem/MovableOnly
[  373.293711]  ? __lock_acquire+0x62f/0x4c20
[  373.297582] 342854 pages reserved
[  373.301567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.305780] 0 pages cma reserved
[  373.309233]  ? __lock_acquire+0x62f/0x4c20
[  373.314434] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.317684]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.321964] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.328390]  ? __lock_acquire+0x62f/0x4c20
[  373.333475] init cpuset=/ mems_allowed=0
[  373.343180]  ? should_fail+0x22d/0xd01
[  373.355344]  ? mark_held_locks+0x130/0x130
[  373.359597]  ? mark_held_locks+0x130/0x130
[  373.363833]  ? zap_class+0x640/0x640
[  373.367568]  ? zap_class+0x640/0x640
[  373.371298]  ? print_usage_bug+0xc0/0xc0
[  373.375364]  ? wq_watchdog_touch+0x9c/0xfe
[  373.379606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.385148]  ? check_preemption_disabled+0x48/0x280
[  373.390177]  ? __lock_is_held+0xb5/0x140
[  373.394254]  __alloc_pages_nodemask+0xa80/0xde0
[  373.398928]  ? zap_class+0x640/0x640
[  373.402657]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  373.407695]  ? find_held_lock+0x36/0x1c0
[  373.411776]  ? ____cache_alloc_node+0x1c7/0x1e0
[  373.416451]  ? lock_downgrade+0x900/0x900
[  373.420610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.426156]  cache_grow_begin+0xa5/0x8c0
[  373.430220]  ? do_raw_spin_unlock+0xa7/0x330
[  373.434644]  fallback_alloc+0x204/0x2e0
[  373.438633]  ____cache_alloc_node+0x1c7/0x1e0
[  373.443139]  kmem_cache_alloc_node+0xe3/0x730
[  373.447643]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.451896]  __alloc_skb+0x119/0x770
[  373.455617]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.460904]  ? netdev_alloc_frag+0x1f0/0x1f0
[  373.465316]  ? lock_downgrade+0x900/0x900
[  373.469478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.475024]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.480480]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.485937]  ? addrconf_rs_timer+0x690/0x690
[  373.490362]  ndisc_alloc_skb+0x144/0x340
[  373.494434]  ndisc_send_rs+0x331/0x6e0
[  373.498337]  addrconf_rs_timer+0x314/0x690
[  373.502586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.506845]  call_timer_fn+0x272/0x920
[  373.510741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.514990]  ? process_timeout+0x40/0x40
[  373.519071]  ? __run_timers+0x7da/0xc70
[  373.523061]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.527574]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.532097]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.536344]  ? lockdep_hardirqs_on+0x296/0x5b0
[  373.540962]  ? trace_hardirqs_on+0xbd/0x310
[  373.545301]  ? kasan_check_read+0x11/0x20
[  373.549462]  ? __run_timers+0x7da/0xc70
[  373.553455]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.558591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.562842]  __run_timers+0x7e5/0xc70
[  373.566691]  ? timer_fixup_init+0x70/0x70
[  373.570856]  ? lock_acquire+0x1ed/0x520
[  373.574842]  ? zap_class+0x640/0x640
[  373.578583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.584145]  ? kasan_check_read+0x11/0x20
[  373.588310]  ? do_raw_spin_lock+0x14f/0x350
[  373.592658]  ? find_held_lock+0x36/0x1c0
[  373.596746]  ? zap_class+0x640/0x640
[  373.600483]  ? pvclock_read_flags+0x160/0x160
[  373.605002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.610583]  ? check_preemption_disabled+0x48/0x280
[  373.615629]  ? __lock_is_held+0xb5/0x140
[  373.619712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.625271]  ? check_preemption_disabled+0x48/0x280
[  373.630314]  run_timer_softirq+0x52/0xb0
[  373.634393]  ? rcu_read_lock_sched_held+0x14f/0x180
[  373.639430]  __do_softirq+0x308/0xb7e
[  373.643253]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  373.647766]  ? lock_downgrade+0x900/0x900
[  373.651937]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  373.657063]  ? pvclock_read_flags+0x160/0x160
[  373.661609]  ? lapic_next_event+0x5a/0x90
[  373.665781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.671340]  ? kvm_clock_read+0x18/0x30
[  373.675865]  ? kvm_sched_clock_read+0x9/0x20
[  373.680293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.685851]  ? check_preemption_disabled+0x48/0x280
[  373.690894]  irq_exit+0x17f/0x1c0
[  373.694365]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.699225]  ? smp_reschedule_interrupt+0x109/0x650
[  373.704258]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.710164]  ? interrupt_entry+0xb5/0xc0
[  373.714248]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.719283]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.724319]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.729191]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.734228]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.739265]  ? task_prio+0x50/0x50
[  373.742825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.748583]  ? check_preemption_disabled+0x48/0x280
[  373.753624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.758490]  apic_timer_interrupt+0xf/0x20
[  373.762760]  </IRQ>
[  373.765016] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  373.770916] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  373.790039] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  373.797766] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  373.805046] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  373.812328] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  373.819609] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  373.826889] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  373.834202]  ? save_stack+0xa9/0xd0
[  373.837856]  __kmalloc_node_track_caller+0x3c/0x70
[  373.842807]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  373.847602]  pskb_expand_head+0x230/0x10f0
[  373.851858]  ? check_preemption_disabled+0x48/0x280
[  373.856899]  ? memcpy+0x45/0x50
[  373.860198]  ? __copy_skb_header+0x350/0x6b0
[  373.864624]  ? skb_release_data+0x880/0x880
[  373.868961]  ? __alloc_skb+0x770/0x770
[  373.872885]  ? __lock_is_held+0xb5/0x140
[  373.876972]  ? kasan_check_write+0x14/0x20
[  373.881219]  ? __skb_clone+0x6c7/0xa00
[  373.885122]  ? __copy_skb_header+0x6b0/0x6b0
[  373.889568]  ? kmem_cache_alloc+0x33a/0x730
[  373.893913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.899473]  skb_ensure_writable+0x3dd/0x640
[  373.903904]  ? skb_checksum_setup+0xaa0/0xaa0
[  373.908425]  ? preempt_notifier_register+0x200/0x200
[  373.913571]  ? __switch_to_asm+0x34/0x70
[  373.917652]  ? __switch_to_asm+0x34/0x70
[  373.921728]  ? __switch_to_asm+0x40/0x70
[  373.925803]  ? __switch_to_asm+0x34/0x70
[  373.929881]  ? __switch_to_asm+0x40/0x70
[  373.933955]  ? __switch_to_asm+0x40/0x70
[  373.938028]  ? __switch_to_asm+0x34/0x70
[  373.942108]  ? __switch_to_asm+0x34/0x70
[  373.946183]  ? __switch_to_asm+0x40/0x70
[  373.950261]  ? __switch_to_asm+0x34/0x70
[  373.954346]  bpf_clone_redirect+0x14a/0x490
[  373.958698]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  373.963738]  ? __sched_text_start+0x8/0x8
[  373.967903]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  373.972683]  ? find_held_lock+0x36/0x1c0
[  373.976772]  ? lock_acquire+0x1ed/0x520
[  373.980770]  ? bpf_test_run+0x3cb/0x780
[  373.984763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.990320]  ? check_preemption_disabled+0x48/0x280
[  373.995359]  ? kasan_check_read+0x11/0x20
[  373.999522]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.004846]  ? rcu_softirq_qs+0x20/0x20
[  374.008842]  ? preempt_schedule+0x4d/0x60
[  374.013005]  ? ___preempt_schedule+0x16/0x18
[  374.017441]  ? bpf_test_run+0x25d/0x780
[  374.021442]  ? netlink_diag_dump+0x2a0/0x2a0
[  374.025871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.031426]  ? bpf_test_init.isra.10+0x70/0x100
[  374.036123]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  374.040910]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  374.045770]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  374.051327]  ? fput+0x130/0x1a0
[  374.054627]  ? __bpf_prog_get+0x9b/0x290
[  374.058717]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  374.063595]  ? bpf_prog_test_run+0x130/0x1a0
[  374.068029]  ? __x64_sys_bpf+0x3d8/0x520
[  374.072113]  ? bpf_prog_get+0x20/0x20
[  374.075948]  ? do_syscall_64+0x1b9/0x820
[  374.080021]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  374.085404]  ? syscall_return_slowpath+0x5e0/0x5e0
[  374.090352]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.095385]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  374.100421]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  374.107102]  ? __switch_to_asm+0x40/0x70
[  374.111176]  ? __switch_to_asm+0x34/0x70
[  374.115259]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.120129]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  374.125552] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  374.125643] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.131718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.131728] Call Trace:
[  374.138327] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.147599]  <IRQ>
[  374.150189] syz-executor1 cpuset=syz1 mems_allowed=0
[  374.160688]  dump_stack+0x244/0x39d
[  374.171593]  ? dump_stack_print_info.cold.1+0x20/0x20
[  374.176818]  warn_alloc.cold.116+0xb7/0x1bd
[  374.181157]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.186020]  ? lock_downgrade+0x900/0x900
[  374.190199]  ? trace_hardirqs_off+0xb8/0x310
[  374.194635]  ? trace_hardirqs_off+0xb8/0x310
[  374.199077]  __alloc_pages_slowpath+0x26e8/0x2e10
[  374.203963]  ? warn_alloc+0x120/0x120
[  374.207782]  ? print_usage_bug+0xc0/0xc0
[  374.211860]  ? warn_alloc+0x120/0x120
[  374.215678]  ? zap_class+0x640/0x640
[  374.219410]  ? warn_alloc+0x120/0x120
[  374.223228]  ? print_usage_bug+0xc0/0xc0
[  374.227312]  ? print_usage_bug+0xc0/0xc0
[  374.231393]  ? __lock_acquire+0x62f/0x4c20
[  374.235651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.241210]  ? should_fail+0x22d/0xd01
[  374.245125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.250250]  ? __lock_acquire+0x62f/0x4c20
[  374.254508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.259657]  ? __lock_acquire+0x62f/0x4c20
[  374.263907]  ? should_fail+0x22d/0xd01
[  374.267812]  ? find_held_lock+0x36/0x1c0
[  374.271900]  ? mark_held_locks+0x130/0x130
[  374.276175]  ? mark_held_locks+0x130/0x130
[  374.280432]  ? zap_class+0x640/0x640
[  374.284168]  ? zap_class+0x640/0x640
[  374.287902]  ? print_usage_bug+0xc0/0xc0
[  374.291978]  ? do_raw_spin_unlock+0xa7/0x330
[  374.296403]  ? zap_class+0x640/0x640
[  374.300134]  ? print_usage_bug+0xc0/0xc0
[  374.304222]  ? wq_watchdog_touch+0x9c/0xfe
[  374.308479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.314048]  ? check_preemption_disabled+0x48/0x280
[  374.319092]  ? __lock_is_held+0xb5/0x140
[  374.323178]  __alloc_pages_nodemask+0xa80/0xde0
[  374.327866]  ? zap_class+0x640/0x640
[  374.331610]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  374.336659]  ? find_held_lock+0x36/0x1c0
[  374.340753]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.345440]  ? lock_downgrade+0x900/0x900
[  374.349617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.355178]  cache_grow_begin+0xa5/0x8c0
[  374.359255]  ? do_raw_spin_unlock+0xa7/0x330
[  374.363692]  fallback_alloc+0x204/0x2e0
[  374.367691]  ____cache_alloc_node+0x1c7/0x1e0
[  374.372213]  kmem_cache_alloc_node+0xe3/0x730
[  374.376729]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.380994]  __alloc_skb+0x119/0x770
[  374.384724]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.390025]  ? netdev_alloc_frag+0x1f0/0x1f0
[  374.394456]  ? lock_downgrade+0x900/0x900
[  374.398633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.404285]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.409759]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.415225]  ? addrconf_rs_timer+0x690/0x690
[  374.419668]  ndisc_alloc_skb+0x144/0x340
[  374.423750]  ndisc_send_rs+0x331/0x6e0
[  374.427662]  addrconf_rs_timer+0x314/0x690
[  374.431918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.436179]  call_timer_fn+0x272/0x920
[  374.440088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.444341]  ? process_timeout+0x40/0x40
[  374.448427]  ? mark_held_locks+0xc7/0x130
[  374.452595]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.457104]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.461614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.465865]  ? lockdep_hardirqs_on+0x296/0x5b0
[  374.470465]  ? trace_hardirqs_on+0xbd/0x310
[  374.474808]  ? kasan_check_read+0x11/0x20
[  374.478972]  ? __run_timers+0x7da/0xc70
[  374.482967]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.488104]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.492364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.496620]  __run_timers+0x7e5/0xc70
[  374.500456]  ? timer_fixup_init+0x70/0x70
[  374.504629]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.509665]  ? zap_class+0x640/0x640
[  374.513398]  ? print_usage_bug+0xc0/0xc0
[  374.517482]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.522698]  ? find_held_lock+0x36/0x1c0
[  374.526783]  ? zap_class+0x640/0x640
[  374.530523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.536108]  ? check_preemption_disabled+0x48/0x280
[  374.541163]  ? __lock_is_held+0xb5/0x140
[  374.545254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.550809]  ? check_preemption_disabled+0x48/0x280
[  374.555849]  run_timer_softirq+0x52/0xb0
[  374.559928]  ? rcu_read_lock_sched_held+0x14f/0x180
[  374.564962]  __do_softirq+0x308/0xb7e
[  374.568793]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  374.573304]  ? lock_downgrade+0x900/0x900
[  374.577473]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  374.582608]  ? pvclock_read_flags+0x160/0x160
[  374.587128]  ? lapic_next_event+0x5a/0x90
[  374.591297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.596857]  ? kvm_clock_read+0x18/0x30
[  374.600849]  ? kvm_sched_clock_read+0x9/0x20
[  374.605276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.610835]  ? check_preemption_disabled+0x48/0x280
[  374.615879]  irq_exit+0x17f/0x1c0
[  374.619353]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.624215]  ? smp_reschedule_interrupt+0x109/0x650
[  374.629378]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.635283]  ? interrupt_entry+0xb5/0xc0
[  374.639364]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.644401]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.649434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.654293]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.659324]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.664355]  ? task_prio+0x50/0x50
[  374.667913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.673469]  ? check_preemption_disabled+0x48/0x280
[  374.678511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.683408]  apic_timer_interrupt+0xf/0x20
[  374.687651]  </IRQ>
[  374.689913] RIP: 0010:dump_stack+0x358/0x39d
[  374.694351] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  374.713268] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  374.720994] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  374.728278] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  374.735582] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  374.742870] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  374.750156] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  374.757462]  ? dump_stack+0x34f/0x39d
[  374.761293]  ? dump_stack_print_info.cold.1+0x20/0x20
[  374.766504]  ? mark_held_locks+0x130/0x130
[  374.770782]  ? mark_held_locks+0x130/0x130
[  374.775037]  dump_header+0x27b/0xf72
[  374.778788]  ? pagefault_out_of_memory+0x197/0x197
[  374.783744]  ? __lock_acquire+0x62f/0x4c20
[  374.787997]  ? percpu_ref_get_many+0x240/0x240
[  374.792600]  ? print_usage_bug+0xc0/0xc0
[  374.796688]  ? zap_class+0x640/0x640
[  374.800423]  ? print_usage_bug+0xc0/0xc0
[  374.804499]  ? print_usage_bug+0xc0/0xc0
[  374.808610]  ? zap_class+0x640/0x640
[  374.812347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.817906]  ? find_held_lock+0x36/0x1c0
[  374.821992]  ? mark_held_locks+0xc7/0x130
[  374.826157]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  374.831273]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  374.836394]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  374.840991]  ? trace_hardirqs_on+0xbd/0x310
[  374.845327]  ? kasan_check_read+0x11/0x20
[  374.849492]  ? ___ratelimit+0x3b4/0x672
[  374.853509]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.858658]  ? trace_hardirqs_on+0x310/0x310
[  374.863090]  ? lock_downgrade+0x900/0x900
[  374.867264]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  374.872386]  ? ___ratelimit+0x3b9/0x672
[  374.876379]  ? idr_get_free+0xf70/0xf70
[  374.880374]  ? find_held_lock+0x36/0x1c0
[  374.884461]  oom_kill_process.cold.27+0x10/0x903
[  374.889233]  ? zap_class+0x640/0x640
[  374.892966]  ? check_preemption_disabled+0x48/0x280
[  374.898001]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  374.902947]  ? kasan_check_read+0x11/0x20
[  374.907121]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.912415]  ? oom_evaluate_task+0x540/0x540
[  374.916846]  ? find_held_lock+0x36/0x1c0
[  374.920935]  ? out_of_memory+0x974/0x1430
[  374.925102]  ? lock_downgrade+0x900/0x900
[  374.929265]  ? check_preemption_disabled+0x48/0x280
[  374.934304]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  374.939246]  ? kasan_check_read+0x11/0x20
[  374.943406]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.948705]  ? rcu_softirq_qs+0x20/0x20
[  374.952701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.958252]  ? oom_evaluate_task+0x302/0x540
[  374.962680]  out_of_memory+0xa84/0x1430
[  374.966682]  ? oom_killer_disable+0x3a0/0x3a0
[  374.971196]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  374.976147]  ? __ww_mutex_check_waiters+0x160/0x160
[  374.981191]  __alloc_pages_slowpath+0x2354/0x2e10
[  374.986090]  ? warn_alloc+0x120/0x120
[  374.989908]  ? mark_held_locks+0x130/0x130
[  374.994167]  ? find_get_entry+0xaae/0x1120
[  374.998428]  ? filemap_map_pages+0x1a20/0x1a20
[  375.003032]  ? zap_class+0x640/0x640
[  375.006774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.012328]  ? check_preemption_disabled+0x48/0x280
[  375.017361]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.022924]  ? should_fail+0x22d/0xd01
[  375.026833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.031958]  ? zap_class+0x640/0x640
[  375.035716]  ? __lock_is_held+0xb5/0x140
[  375.039801]  ? mark_held_locks+0x130/0x130
[  375.044060]  ? lock_release+0xa00/0xa00
[  375.048086]  ? perf_trace_sched_process_exec+0x860/0x860
[  375.053593]  ? xa_load+0x2ba/0x460
[  375.057153]  ? lock_downgrade+0x900/0x900
[  375.061323]  ? __might_sleep+0x95/0x190
[  375.065326]  __alloc_pages_nodemask+0xa80/0xde0
[  375.070019]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  375.075066]  ? __page_cache_alloc+0x191/0x5c0
[  375.079599]  ? xa_load+0x2e1/0x460
[  375.083159]  ? xa_clear_mark+0x40/0x40
[  375.087073]  ? zap_class+0x640/0x640
[  375.090816]  ? zap_class+0x640/0x640
[  375.094570]  ? zap_class+0x640/0x640
[  375.098304]  ? __do_page_cache_readahead+0x663/0x810
[  375.103433]  ? find_held_lock+0x36/0x1c0
[  375.107514]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  375.113102]  alloc_pages_current+0x173/0x350
[  375.117557]  __page_cache_alloc+0x38c/0x5c0
[  375.121898]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.126843]  ? kasan_check_read+0x11/0x20
[  375.131007]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.136318]  ? generic_perform_write+0x6a0/0x6a0
[  375.141092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.146651]  ? check_preemption_disabled+0x48/0x280
[  375.151692]  filemap_fault+0x1595/0x25f0
[  375.155787]  ? __lock_page_or_retry+0xa00/0xa00
[  375.160472]  ? mark_held_locks+0x130/0x130
[  375.164734]  ? filemap_map_pages+0xd6b/0x1a20
[  375.169247]  ? lock_downgrade+0x900/0x900
[  375.173415]  ? check_preemption_disabled+0x48/0x280
[  375.178450]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.183399]  ? kasan_check_read+0x11/0x20
[  375.187588]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.192885]  ? rcu_softirq_qs+0x20/0x20
[  375.196894]  ? filemap_map_pages+0xd92/0x1a20
[  375.201413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.206979]  ? find_get_entries_tag+0x1400/0x1400
[  375.211844]  ? __lock_acquire+0x62f/0x4c20
[  375.216114]  ? lock_acquire+0x1ed/0x520
[  375.220104]  ? ext4_filemap_fault+0x7a/0xad
[  375.224451]  ? lock_release+0xa00/0xa00
[  375.228440]  ? perf_trace_sched_process_exec+0x860/0x860
[  375.233922]  ? print_usage_bug+0xc0/0xc0
[  375.238004]  ? print_usage_bug+0xc0/0xc0
[  375.242099]  ? down_read+0x8d/0x120
[  375.245740]  ? ext4_filemap_fault+0x7a/0xad
[  375.250079]  ? __down_interruptible+0x700/0x700
[  375.254776]  ext4_filemap_fault+0x82/0xad
[  375.258945]  __do_fault+0x100/0x6b0
[  375.262593]  ? pmd_devmap_trans_unstable+0x220/0x220
[  375.267721]  ? mark_held_locks+0x130/0x130
[  375.271973]  ? mark_held_locks+0x130/0x130
[  375.276222]  ? find_held_lock+0x36/0x1c0
[  375.280304]  ? find_held_lock+0x36/0x1c0
[  375.284384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.289944]  __handle_mm_fault+0x3ea0/0x5be0
[  375.294372]  ? poll_select_copy_remaining+0x18c/0x6a0
[  375.299610]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  375.304479]  ? __might_fault+0x12b/0x1e0
[  375.308583]  ? lock_downgrade+0x900/0x900
[  375.312769]  ? zap_class+0x640/0x640
[  375.316497]  ? zap_class+0x640/0x640
[  375.320259]  ? find_held_lock+0x36/0x1c0
[  375.324351]  ? handle_mm_fault+0x42a/0xc70
[  375.328608]  ? lock_downgrade+0x900/0x900
[  375.332772]  ? check_preemption_disabled+0x48/0x280
[  375.337814]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.342760]  ? kasan_check_read+0x11/0x20
[  375.346922]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.352217]  ? rcu_softirq_qs+0x20/0x20
[  375.356212]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.361331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.366886]  ? check_preemption_disabled+0x48/0x280
[  375.371929]  handle_mm_fault+0x54f/0xc70
[  375.376013]  ? __handle_mm_fault+0x5be0/0x5be0
[  375.380624]  ? find_vma+0x34/0x190
[  375.384192]  __do_page_fault+0x5e8/0xe60
[  375.388272]  ? trace_hardirqs_off+0xb8/0x310
[  375.392707]  do_page_fault+0xf2/0x7e0
[  375.396549]  ? vmalloc_sync_all+0x30/0x30
[  375.400724]  ? error_entry+0x70/0xd0
[  375.404458]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.409490]  ? trace_hardirqs_on_caller+0xc0/0x310
[  375.414459]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.419403]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.424262]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.429294]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.434771]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.439808]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.444840]  ? page_fault+0x8/0x30
[  375.448401]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.453262]  ? page_fault+0x8/0x30
[  375.456818]  page_fault+0x1e/0x30
[  375.460284] RIP: 0033:0x7f41334d1dd3
[  375.464023] Code: Bad RIP value.
[  375.467405] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  375.472782] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  375.480066] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  375.487405] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  375.494699] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  375.501986] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  375.509298] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  375.509304] warn_alloc_show_mem: 1 callbacks suppressed
[  375.509312] Mem-Info:
[  375.516614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.522003] active_anon:51440 inactive_anon:594 isolated_anon:0
[  375.522003]  active_file:10 inactive_file:13 isolated_file:0
[  375.522003]  unevictable:0 dirty:0 writeback:0 unstable:0
[  375.522003]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  375.522003]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  375.522003]  free:13749 free_pcp:129 free_cma:0
[  375.524394] Call Trace:
[  375.533800] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  375.566656]  <IRQ>
[  375.569245] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  375.596929]  dump_stack+0x244/0x39d
[  375.599071] lowmem_reserve[]: 0 2818 6321 6321
[  375.625208]  ? dump_stack_print_info.cold.1+0x20/0x20
[  375.628828] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  375.633434]  warn_alloc.cold.116+0xb7/0x1bd
[  375.638612] lowmem_reserve[]: 0 0 3503 3503
[  375.665951]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.670266] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  375.675095]  ? lock_downgrade+0x900/0x900
[  375.679933] lowmem_reserve[]: 0 0 0 0
[  375.708926]  ? trace_hardirqs_off+0xb8/0x310
[  375.713066] 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
[  375.716883]  ? trace_hardirqs_off+0xb8/0x310
[  375.721286] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  375.734825]  __alloc_pages_slowpath+0x26e8/0x2e10
[  375.739222] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  375.754624]  ? warn_alloc+0x120/0x120
[  375.759449] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  375.775067]  ? print_usage_bug+0xc0/0xc0
[  375.778870] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  375.787886]  ? warn_alloc+0x120/0x120
[  375.791946] 673 total pagecache pages
[  375.800564]  ? warn_alloc+0x120/0x120
[  375.804365] 0 pages in swap cache
[  375.808170]  ? print_usage_bug+0xc0/0xc0
[  375.811971] Swap cache stats: add 0, delete 0, find 0/0
[  375.815434]  ? kvm_clock_read+0x18/0x30
[  375.819486] Free swap  = 0kB
[  375.824860]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  375.828827] Total swap = 0kB
[  375.831856]  ? print_usage_bug+0xc0/0xc0
[  375.836865] 1965979 pages RAM
[  375.839894]  ? __lock_acquire+0x62f/0x4c20
[  375.843952] 0 pages HighMem/MovableOnly
[  375.847069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.851289] 342854 pages reserved
[  375.851299] 0 pages cma reserved
[  375.855286]  ? should_fail+0x22d/0xd01
[  375.860905] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  375.864291]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.864310]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.867779] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.871592]  ? __lock_acquire+0x62f/0x4c20
[  375.878075] init cpuset=/ mems_allowed=0
[  375.883366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.911583]  ? __lock_acquire+0x62f/0x4c20
[  375.915835]  ? should_fail+0x22d/0xd01
[  375.919734]  ? rcu_irq_exit+0x1a2/0x390
[  375.923736]  ? mark_held_locks+0x130/0x130
[  375.927996]  ? mark_held_locks+0x130/0x130
[  375.932262]  ? mark_held_locks+0xc7/0x130
[  375.936430]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  375.941466]  ? zap_class+0x640/0x640
[  375.945199]  ? print_usage_bug+0xc0/0xc0
[  375.949283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.954840]  ? check_preemption_disabled+0x48/0x280
[  375.959881]  ? __lock_is_held+0xb5/0x140
[  375.963968]  __alloc_pages_nodemask+0xa80/0xde0
[  375.968655]  ? zap_class+0x640/0x640
[  375.972390]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  375.977439]  ? find_held_lock+0x36/0x1c0
[  375.981557]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.986249]  ? lock_downgrade+0x900/0x900
[  375.990424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.995981]  cache_grow_begin+0xa5/0x8c0
[  376.000056]  ? do_raw_spin_unlock+0xa7/0x330
[  376.004486]  fallback_alloc+0x204/0x2e0
[  376.008482]  ____cache_alloc_node+0x1c7/0x1e0
[  376.013000]  kmem_cache_alloc_node+0xe3/0x730
[  376.017514]  ? ipv6_get_ifaddr+0x42e/0x620
[  376.021808]  __alloc_skb+0x119/0x770
[  376.025566]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.030868]  ? netdev_alloc_frag+0x1f0/0x1f0
[  376.035294]  ? lock_downgrade+0x900/0x900
[  376.039469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.045027]  ? refcount_sub_and_test_checked+0x203/0x310
[  376.050498]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  376.055996]  ? addrconf_rs_timer+0x690/0x690
[  376.060438]  ndisc_alloc_skb+0x144/0x340
[  376.064519]  ndisc_send_rs+0x331/0x6e0
[  376.068461]  addrconf_rs_timer+0x314/0x690
[  376.072722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.076989]  call_timer_fn+0x272/0x920
[  376.080897]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.085148]  ? process_timeout+0x40/0x40
[  376.089234]  ? __run_timers+0x7da/0xc70
[  376.093226]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.097737]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.102251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.106505]  ? lockdep_hardirqs_on+0x296/0x5b0
[  376.111132]  ? trace_hardirqs_on+0xbd/0x310
[  376.115470]  ? kasan_check_read+0x11/0x20
[  376.119637]  ? __run_timers+0x7da/0xc70
[  376.123632]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.128759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.133016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.137268]  __run_timers+0x7e5/0xc70
[  376.141098]  ? timer_fixup_init+0x70/0x70
[  376.145269]  ? lock_acquire+0x1ed/0x520
[  376.149261]  ? zap_class+0x640/0x640
[  376.152998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.158586]  ? kasan_check_read+0x11/0x20
[  376.162756]  ? do_raw_spin_lock+0x14f/0x350
[  376.167106]  ? find_held_lock+0x36/0x1c0
[  376.171190]  ? zap_class+0x640/0x640
[  376.174928]  ? pvclock_read_flags+0x160/0x160
[  376.179441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.185001]  ? check_preemption_disabled+0x48/0x280
[  376.190046]  ? __lock_is_held+0xb5/0x140
[  376.194130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.199685]  ? check_preemption_disabled+0x48/0x280
[  376.204726]  run_timer_softirq+0x52/0xb0
[  376.208807]  ? rcu_read_lock_sched_held+0x14f/0x180
[  376.213840]  __do_softirq+0x308/0xb7e
[  376.217659]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  376.222179]  ? lock_downgrade+0x900/0x900
[  376.226345]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  376.231472]  ? pvclock_read_flags+0x160/0x160
[  376.235986]  ? lapic_next_event+0x5a/0x90
[  376.240153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.245714]  ? kvm_clock_read+0x18/0x30
[  376.249707]  ? kvm_sched_clock_read+0x9/0x20
[  376.254137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.259696]  ? check_preemption_disabled+0x48/0x280
[  376.264740]  irq_exit+0x17f/0x1c0
[  376.268215]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.273075]  ? smp_reschedule_interrupt+0x109/0x650
[  376.278117]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.284016]  ? interrupt_entry+0xb5/0xc0
[  376.288097]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.293131]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.298165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.303047]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.308077]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.313111]  ? task_prio+0x50/0x50
[  376.316673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.322225]  ? check_preemption_disabled+0x48/0x280
[  376.327263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.332130]  apic_timer_interrupt+0xf/0x20
[  376.336374]  </IRQ>
[  376.338632] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  376.344566] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  376.363486] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  376.371232] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  376.378517] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  376.385828] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  376.393114] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  376.400395] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  376.407711]  ? save_stack+0xa9/0xd0
[  376.411366]  __kmalloc_node_track_caller+0x3c/0x70
[  376.416320]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  376.421138]  pskb_expand_head+0x230/0x10f0
[  376.425407]  ? check_preemption_disabled+0x48/0x280
[  376.430447]  ? memcpy+0x45/0x50
[  376.433747]  ? __copy_skb_header+0x350/0x6b0
[  376.438273]  ? skb_release_data+0x880/0x880
[  376.442618]  ? __alloc_skb+0x770/0x770
[  376.446560]  ? __lock_is_held+0xb5/0x140
[  376.450653]  ? kasan_check_write+0x14/0x20
[  376.454906]  ? __skb_clone+0x6c7/0xa00
[  376.458815]  ? __copy_skb_header+0x6b0/0x6b0
[  376.463236]  ? kmem_cache_alloc+0x33a/0x730
[  376.467592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.473152]  skb_ensure_writable+0x3dd/0x640
[  376.477663]  ? skb_checksum_setup+0xaa0/0xaa0
[  376.482181]  ? preempt_notifier_register+0x200/0x200
[  376.487296]  ? __switch_to_asm+0x34/0x70
[  376.491372]  ? __switch_to_asm+0x34/0x70
[  376.495450]  ? __switch_to_asm+0x40/0x70
[  376.499555]  ? __switch_to_asm+0x34/0x70
[  376.503644]  ? __switch_to_asm+0x40/0x70
[  376.507726]  ? __switch_to_asm+0x40/0x70
[  376.511803]  ? __switch_to_asm+0x34/0x70
[  376.515885]  ? __switch_to_asm+0x34/0x70
[  376.519969]  ? __switch_to_asm+0x40/0x70
[  376.524056]  ? __switch_to_asm+0x34/0x70
[  376.528137]  bpf_clone_redirect+0x14a/0x490
[  376.532483]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  376.537524]  ? __sched_text_start+0x8/0x8
[  376.541726]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.546509]  ? find_held_lock+0x36/0x1c0
[  376.550635]  ? lock_acquire+0x1ed/0x520
[  376.554633]  ? bpf_test_run+0x3cb/0x780
[  376.558635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.564189]  ? check_preemption_disabled+0x48/0x280
[  376.569230]  ? kasan_check_read+0x11/0x20
[  376.573396]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.578698]  ? rcu_softirq_qs+0x20/0x20
[  376.582692]  ? preempt_schedule+0x4d/0x60
[  376.586856]  ? ___preempt_schedule+0x16/0x18
[  376.591293]  ? bpf_test_run+0x25d/0x780
[  376.595296]  ? netlink_diag_dump+0x2a0/0x2a0
[  376.599726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.605277]  ? bpf_test_init.isra.10+0x70/0x100
[  376.609972]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  376.614753]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  376.619621]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  376.625264]  ? fput+0x130/0x1a0
[  376.628733]  ? __bpf_prog_get+0x9b/0x290
[  376.632817]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  376.637670]  ? bpf_prog_test_run+0x130/0x1a0
[  376.642099]  ? __x64_sys_bpf+0x3d8/0x520
[  376.646174]  ? bpf_prog_get+0x20/0x20
[  376.650013]  ? do_syscall_64+0x1b9/0x820
[  376.654087]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  376.659470]  ? syscall_return_slowpath+0x5e0/0x5e0
[  376.664416]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.669447]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  376.674478]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  376.681158]  ? __switch_to_asm+0x40/0x70
[  376.685229]  ? __switch_to_asm+0x34/0x70
[  376.689308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.694171]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  376.699588] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  376.699678] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.705754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  376.705760] Call Trace:
[  376.705767]  <IRQ>
[  376.705785]  dump_stack+0x244/0x39d
[  376.705807]  ? dump_stack_print_info.cold.1+0x20/0x20
[  376.712365] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.721681]  warn_alloc.cold.116+0xb7/0x1bd
[  376.724268] syz-executor1 cpuset=syz1 mems_allowed=0
[  376.726429]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.760050]  ? lock_downgrade+0x900/0x900
[  376.764228]  ? trace_hardirqs_off+0xb8/0x310
[  376.768660]  ? trace_hardirqs_off+0xb8/0x310
[  376.773097]  __alloc_pages_slowpath+0x26e8/0x2e10
[  376.777989]  ? warn_alloc+0x120/0x120
[  376.781814]  ? print_usage_bug+0xc0/0xc0
[  376.785892]  ? warn_alloc+0x120/0x120
[  376.789716]  ? warn_alloc+0x120/0x120
[  376.793560]  ? print_usage_bug+0xc0/0xc0
[  376.797647]  ? kvm_clock_read+0x18/0x30
[  376.801644]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  376.806679]  ? print_usage_bug+0xc0/0xc0
[  376.810760]  ? __lock_acquire+0x62f/0x4c20
[  376.815018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.820600]  ? should_fail+0x22d/0xd01
[  376.824505]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.829829]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.835067]  ? __lock_acquire+0x62f/0x4c20
[  376.839329]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.844446]  ? __lock_acquire+0x62f/0x4c20
[  376.848696]  ? should_fail+0x22d/0xd01
[  376.852599]  ? rcu_irq_exit+0x1a2/0x390
[  376.856608]  ? mark_held_locks+0x130/0x130
[  376.860870]  ? mark_held_locks+0x130/0x130
[  376.865130]  ? mark_held_locks+0xc7/0x130
[  376.869294]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  376.874326]  ? zap_class+0x640/0x640
[  376.878064]  ? print_usage_bug+0xc0/0xc0
[  376.882145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.887700]  ? check_preemption_disabled+0x48/0x280
[  376.892744]  ? __lock_is_held+0xb5/0x140
[  376.896828]  __alloc_pages_nodemask+0xa80/0xde0
[  376.901517]  ? zap_class+0x640/0x640
[  376.905284]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  376.910327]  ? find_held_lock+0x36/0x1c0
[  376.914421]  ? ____cache_alloc_node+0x1c7/0x1e0
[  376.919107]  ? lock_downgrade+0x900/0x900
[  376.923279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.928840]  cache_grow_begin+0xa5/0x8c0
[  376.932921]  ? do_raw_spin_unlock+0xa7/0x330
[  376.937358]  fallback_alloc+0x204/0x2e0
[  376.941355]  ____cache_alloc_node+0x1c7/0x1e0
[  376.945875]  kmem_cache_alloc_node+0xe3/0x730
[  376.950393]  ? ipv6_get_ifaddr+0x42e/0x620
[  376.954655]  __alloc_skb+0x119/0x770
[  376.958383]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.963680]  ? netdev_alloc_frag+0x1f0/0x1f0
[  376.968109]  ? lock_downgrade+0x900/0x900
[  376.972369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.977926]  ? refcount_sub_and_test_checked+0x203/0x310
[  376.983398]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  376.988869]  ? addrconf_rs_timer+0x690/0x690
[  376.993300]  ndisc_alloc_skb+0x144/0x340
[  376.997382]  ndisc_send_rs+0x331/0x6e0
[  377.001294]  addrconf_rs_timer+0x314/0x690
[  377.005579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.009847]  call_timer_fn+0x272/0x920
[  377.013750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.018017]  ? process_timeout+0x40/0x40
[  377.022108]  ? mark_held_locks+0xc7/0x130
[  377.026276]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.030785]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.035297]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.039577]  ? lockdep_hardirqs_on+0x296/0x5b0
[  377.044182]  ? trace_hardirqs_on+0xbd/0x310
[  377.048519]  ? kasan_check_read+0x11/0x20
[  377.052712]  ? __run_timers+0x7da/0xc70
[  377.056702]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.061825]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.066082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.070334]  __run_timers+0x7e5/0xc70
[  377.074168]  ? timer_fixup_init+0x70/0x70
[  377.078335]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  377.083372]  ? zap_class+0x640/0x640
[  377.087110]  ? print_usage_bug+0xc0/0xc0
[  377.091193]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  377.096410]  ? find_held_lock+0x36/0x1c0
[  377.100492]  ? zap_class+0x640/0x640
[  377.104250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.109808]  ? check_preemption_disabled+0x48/0x280
[  377.114856]  ? __lock_is_held+0xb5/0x140
[  377.118935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.124494]  ? check_preemption_disabled+0x48/0x280
[  377.129575]  run_timer_softirq+0x52/0xb0
[  377.133657]  ? rcu_read_lock_sched_held+0x14f/0x180
[  377.138694]  __do_softirq+0x308/0xb7e
[  377.142516]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  377.147063]  ? lock_downgrade+0x900/0x900
[  377.151240]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  377.156382]  ? pvclock_read_flags+0x160/0x160
[  377.160896]  ? lapic_next_event+0x5a/0x90
[  377.165066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.170631]  ? kvm_clock_read+0x18/0x30
[  377.174627]  ? kvm_sched_clock_read+0x9/0x20
[  377.179061]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.184619]  ? check_preemption_disabled+0x48/0x280
[  377.189663]  irq_exit+0x17f/0x1c0
[  377.193134]  smp_apic_timer_interrupt+0x1cb/0x760
[  377.197993]  ? smp_reschedule_interrupt+0x109/0x650
[  377.203026]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.208930]  ? interrupt_entry+0xb5/0xc0
[  377.213008]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.218049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.223086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.227946]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.232980]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.238012]  ? task_prio+0x50/0x50
[  377.241592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.247152]  ? check_preemption_disabled+0x48/0x280
[  377.252200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.257087]  apic_timer_interrupt+0xf/0x20
[  377.261330]  </IRQ>
[  377.263589] RIP: 0010:dump_stack+0x358/0x39d
[  377.268019] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  377.286941] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  377.294725] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  377.302008] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  377.309294] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  377.316588] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  377.323875] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  377.331183]  ? dump_stack+0x34f/0x39d
[  377.335021]  ? dump_stack_print_info.cold.1+0x20/0x20
[  377.340239]  ? mark_held_locks+0x130/0x130
[  377.344493]  ? mark_held_locks+0x130/0x130
[  377.348775]  dump_header+0x27b/0xf72
[  377.352523]  ? pagefault_out_of_memory+0x197/0x197
[  377.357503]  ? __lock_acquire+0x62f/0x4c20
[  377.361785]  ? percpu_ref_get_many+0x240/0x240
[  377.366392]  ? print_usage_bug+0xc0/0xc0
[  377.370475]  ? zap_class+0x640/0x640
[  377.374206]  ? print_usage_bug+0xc0/0xc0
[  377.378285]  ? print_usage_bug+0xc0/0xc0
[  377.382364]  ? zap_class+0x640/0x640
[  377.386100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.391663]  ? find_held_lock+0x36/0x1c0
[  377.395752]  ? mark_held_locks+0xc7/0x130
[  377.399922]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  377.405048]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  377.410170]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  377.414776]  ? trace_hardirqs_on+0xbd/0x310
[  377.419116]  ? kasan_check_read+0x11/0x20
[  377.423280]  ? ___ratelimit+0x3b4/0x672
[  377.427276]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.432394]  ? trace_hardirqs_on+0x310/0x310
[  377.436823]  ? lock_downgrade+0x900/0x900
[  377.440994]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  377.446132]  ? ___ratelimit+0x3b9/0x672
[  377.450130]  ? idr_get_free+0xf70/0xf70
[  377.454119]  ? find_held_lock+0x36/0x1c0
[  377.458208]  oom_kill_process.cold.27+0x10/0x903
[  377.462979]  ? zap_class+0x640/0x640
[  377.466713]  ? check_preemption_disabled+0x48/0x280
[  377.471749]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.476697]  ? kasan_check_read+0x11/0x20
[  377.480858]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.486151]  ? oom_evaluate_task+0x540/0x540
[  377.490590]  ? find_held_lock+0x36/0x1c0
[  377.494675]  ? out_of_memory+0x974/0x1430
[  377.498840]  ? lock_downgrade+0x900/0x900
[  377.503005]  ? check_preemption_disabled+0x48/0x280
[  377.508065]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.513011]  ? kasan_check_read+0x11/0x20
[  377.517180]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.522474]  ? rcu_softirq_qs+0x20/0x20
[  377.526473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.532024]  ? oom_evaluate_task+0x302/0x540
[  377.536459]  out_of_memory+0xa84/0x1430
[  377.540457]  ? oom_killer_disable+0x3a0/0x3a0
[  377.544973]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  377.549924]  ? __ww_mutex_check_waiters+0x160/0x160
[  377.554972]  __alloc_pages_slowpath+0x2354/0x2e10
[  377.559863]  ? warn_alloc+0x120/0x120
[  377.563684]  ? mark_held_locks+0x130/0x130
[  377.567944]  ? find_get_entry+0xaae/0x1120
[  377.572207]  ? filemap_map_pages+0x1a20/0x1a20
[  377.576815]  ? zap_class+0x640/0x640
[  377.580574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.586135]  ? check_preemption_disabled+0x48/0x280
[  377.591170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.596728]  ? should_fail+0x22d/0xd01
[  377.600642]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.605763]  ? zap_class+0x640/0x640
[  377.609524]  ? __lock_is_held+0xb5/0x140
[  377.613647]  ? mark_held_locks+0x130/0x130
[  377.617902]  ? lock_release+0xa00/0xa00
[  377.621895]  ? perf_trace_sched_process_exec+0x860/0x860
[  377.627367]  ? xa_load+0x2ba/0x460
[  377.630929]  ? lock_downgrade+0x900/0x900
[  377.635099]  ? __might_sleep+0x95/0x190
[  377.639096]  __alloc_pages_nodemask+0xa80/0xde0
[  377.643794]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  377.648828]  ? __page_cache_alloc+0x191/0x5c0
[  377.653341]  ? xa_load+0x2e1/0x460
[  377.656902]  ? xa_clear_mark+0x40/0x40
[  377.660809]  ? zap_class+0x640/0x640
[  377.664576]  ? zap_class+0x640/0x640
[  377.668307]  ? zap_class+0x640/0x640
[  377.672314]  ? __do_page_cache_readahead+0x663/0x810
[  377.677450]  ? find_held_lock+0x36/0x1c0
[  377.681560]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  377.687130]  alloc_pages_current+0x173/0x350
[  377.691584]  __page_cache_alloc+0x38c/0x5c0
[  377.696011]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.700965]  ? kasan_check_read+0x11/0x20
[  377.705133]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.710434]  ? generic_perform_write+0x6a0/0x6a0
[  377.715210]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.720772]  ? check_preemption_disabled+0x48/0x280
[  377.725814]  filemap_fault+0x1595/0x25f0
[  377.729906]  ? __lock_page_or_retry+0xa00/0xa00
[  377.734598]  ? mark_held_locks+0x130/0x130
[  377.738860]  ? filemap_map_pages+0xd6b/0x1a20
[  377.743376]  ? lock_downgrade+0x900/0x900
[  377.747570]  ? check_preemption_disabled+0x48/0x280
[  377.752613]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.757579]  ? kasan_check_read+0x11/0x20
[  377.761744]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.767046]  ? rcu_softirq_qs+0x20/0x20
[  377.771057]  ? filemap_map_pages+0xd92/0x1a20
[  377.775591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.781639]  ? find_get_entries_tag+0x1400/0x1400
[  377.786503]  ? __lock_acquire+0x62f/0x4c20
[  377.790792]  ? lock_acquire+0x1ed/0x520
[  377.794782]  ? ext4_filemap_fault+0x7a/0xad
[  377.799123]  ? lock_release+0xa00/0xa00
[  377.803113]  ? perf_trace_sched_process_exec+0x860/0x860
[  377.808588]  ? print_usage_bug+0xc0/0xc0
[  377.812670]  ? print_usage_bug+0xc0/0xc0
[  377.816759]  ? down_read+0x8d/0x120
[  377.820402]  ? ext4_filemap_fault+0x7a/0xad
[  377.824745]  ? __down_interruptible+0x700/0x700
[  377.829442]  ext4_filemap_fault+0x82/0xad
[  377.833606]  __do_fault+0x100/0x6b0
[  377.837252]  ? pmd_devmap_trans_unstable+0x220/0x220
[  377.842376]  ? mark_held_locks+0x130/0x130
[  377.846633]  ? mark_held_locks+0x130/0x130
[  377.850880]  ? find_held_lock+0x36/0x1c0
[  377.854960]  ? find_held_lock+0x36/0x1c0
[  377.859046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.864607]  __handle_mm_fault+0x3ea0/0x5be0
[  377.869034]  ? poll_select_copy_remaining+0x18c/0x6a0
[  377.874278]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  377.879141]  ? __might_fault+0x12b/0x1e0
[  377.883244]  ? lock_downgrade+0x900/0x900
[  377.887417]  ? zap_class+0x640/0x640
[  377.891175]  ? zap_class+0x640/0x640
[  377.894911]  ? find_held_lock+0x36/0x1c0
[  377.899000]  ? handle_mm_fault+0x42a/0xc70
[  377.903253]  ? lock_downgrade+0x900/0x900
[  377.907414]  ? check_preemption_disabled+0x48/0x280
[  377.912446]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.917388]  ? kasan_check_read+0x11/0x20
[  377.921571]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.926867]  ? rcu_softirq_qs+0x20/0x20
[  377.930858]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.935982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.941560]  ? check_preemption_disabled+0x48/0x280
[  377.946605]  handle_mm_fault+0x54f/0xc70
[  377.950683]  ? __handle_mm_fault+0x5be0/0x5be0
[  377.955284]  ? find_vma+0x34/0x190
[  377.958849]  __do_page_fault+0x5e8/0xe60
[  377.962922]  ? trace_hardirqs_off+0xb8/0x310
[  377.967360]  do_page_fault+0xf2/0x7e0
[  377.971179]  ? vmalloc_sync_all+0x30/0x30
[  377.975342]  ? error_entry+0x70/0xd0
[  377.979074]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.984103]  ? trace_hardirqs_on_caller+0xc0/0x310
[  377.989056]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.994004]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.998866]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.003895]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.009361]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  378.014393]  ? prepare_exit_to_usermode+0x291/0x3b0
[  378.019420]  ? page_fault+0x8/0x30
[  378.022978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.027840]  ? page_fault+0x8/0x30
[  378.031396]  page_fault+0x1e/0x30
[  378.034867] RIP: 0033:0x7f41334d1dd3
[  378.038610] Code: Bad RIP value.
[  378.041987] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  378.047360] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  378.054641] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  378.061923] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  378.069201] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  378.076486] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  378.083793] warn_alloc_show_mem: 1 callbacks suppressed
[  378.083805] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  378.083807] Mem-Info:
[  378.083840] active_anon:51440 inactive_anon:594 isolated_anon:0
[  378.083840]  active_file:10 inactive_file:13 isolated_file:0
[  378.083840]  unevictable:0 dirty:0 writeback:0 unstable:0
[  378.083840]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  378.083840]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  378.083840]  free:13749 free_pcp:129 free_cma:0
[  378.089195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  378.096488] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  378.098903] Call Trace:
[  378.131781] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  378.141146]  <IRQ>
[  378.168818] lowmem_reserve[]: 0 2818 6321 6321
[  378.171458]  dump_stack+0x244/0x39d
[  378.197576] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  378.199741]  ? dump_stack_print_info.cold.1+0x20/0x20
[  378.204313] lowmem_reserve[]: 0 0 3503 3503
[  378.207964]  warn_alloc.cold.116+0xb7/0x1bd
[  378.235279] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  378.240497]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  378.244807] lowmem_reserve[]: 0 0 0 0
[  378.249142]  ? lock_downgrade+0x900/0x900
[  378.278124] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  378.282987]  ? trace_hardirqs_off+0xb8/0x310
[  378.286772] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  378.290934]  ? trace_hardirqs_off+0xb8/0x310
[  378.304450] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  378.308884]  __alloc_pages_slowpath+0x26e8/0x2e10
[  378.324220] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  378.328660]  ? warn_alloc+0x120/0x120
[  378.344251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  378.349102]  ? print_usage_bug+0xc0/0xc0
[  378.357927] 673 total pagecache pages
[  378.361734]  ? warn_alloc+0x120/0x120
[  378.370310] 0 pages in swap cache
[  378.374374]  ? warn_alloc+0x120/0x120
[  378.378168] Swap cache stats: add 0, delete 0, find 0/0
[  378.381977]  ? print_usage_bug+0xc0/0xc0
[  378.385420] Free swap  = 0kB
[  378.389228]  ? print_usage_bug+0xc0/0xc0
[  378.394593] Total swap = 0kB
[  378.398664]  ? __lock_acquire+0x62f/0x4c20
[  378.401741] 1965979 pages RAM
[  378.405815]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.408825] 0 pages HighMem/MovableOnly
[  378.413069]  ? should_fail+0x22d/0xd01
[  378.416170] 342854 pages reserved
[  378.421718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.425682] 0 pages cma reserved
[  378.429590]  ? __lock_acquire+0x62f/0x4c20
[  378.433119] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  378.438145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.438159]  ? __lock_acquire+0x62f/0x4c20
[  378.438177]  ? should_fail+0x22d/0xd01
[  378.441624] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.445807]  ? find_held_lock+0x36/0x1c0
[  378.452293] init cpuset=/ mems_allowed=0
[  378.457410]  ? mark_held_locks+0x130/0x130
[  378.487603]  ? mark_held_locks+0x130/0x130
[  378.491849]  ? zap_class+0x640/0x640
[  378.495590]  ? zap_class+0x640/0x640
[  378.499322]  ? print_usage_bug+0xc0/0xc0
[  378.503398]  ? do_raw_spin_unlock+0xa7/0x330
[  378.507821]  ? zap_class+0x640/0x640
[  378.511570]  ? print_usage_bug+0xc0/0xc0
[  378.515648]  ? wq_watchdog_touch+0x9c/0xfe
[  378.519904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.525456]  ? check_preemption_disabled+0x48/0x280
[  378.530498]  ? __lock_is_held+0xb5/0x140
[  378.534610]  __alloc_pages_nodemask+0xa80/0xde0
[  378.539294]  ? zap_class+0x640/0x640
[  378.543026]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  378.548067]  ? find_held_lock+0x36/0x1c0
[  378.552156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.556842]  ? lock_downgrade+0x900/0x900
[  378.561016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.566595]  cache_grow_begin+0xa5/0x8c0
[  378.570673]  ? do_raw_spin_unlock+0xa7/0x330
[  378.575103]  fallback_alloc+0x204/0x2e0
[  378.579092]  ____cache_alloc_node+0x1c7/0x1e0
[  378.583617]  kmem_cache_alloc_node+0xe3/0x730
[  378.588157]  ? ipv6_get_ifaddr+0x42e/0x620
[  378.592490]  __alloc_skb+0x119/0x770
[  378.596222]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.601520]  ? netdev_alloc_frag+0x1f0/0x1f0
[  378.605971]  ? lock_downgrade+0x900/0x900
[  378.610152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.615715]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.621186]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.626740]  ? addrconf_rs_timer+0x690/0x690
[  378.631179]  ndisc_alloc_skb+0x144/0x340
[  378.635259]  ndisc_send_rs+0x331/0x6e0
[  378.639167]  addrconf_rs_timer+0x314/0x690
[  378.643427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.647687]  call_timer_fn+0x272/0x920
[  378.651590]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.655839]  ? process_timeout+0x40/0x40
[  378.659934]  ? __run_timers+0x7da/0xc70
[  378.663926]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.668432]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.672940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.677191]  ? lockdep_hardirqs_on+0x296/0x5b0
[  378.681791]  ? trace_hardirqs_on+0xbd/0x310
[  378.686124]  ? kasan_check_read+0x11/0x20
[  378.690283]  ? __run_timers+0x7da/0xc70
[  378.694274]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.699394]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.703655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.707900]  __run_timers+0x7e5/0xc70
[  378.711729]  ? timer_fixup_init+0x70/0x70
[  378.715897]  ? lock_acquire+0x1ed/0x520
[  378.719887]  ? zap_class+0x640/0x640
[  378.723623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.729184]  ? kasan_check_read+0x11/0x20
[  378.733347]  ? do_raw_spin_lock+0x14f/0x350
[  378.737695]  ? find_held_lock+0x36/0x1c0
[  378.741777]  ? zap_class+0x640/0x640
[  378.745513]  ? pvclock_read_flags+0x160/0x160
[  378.750053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.755611]  ? check_preemption_disabled+0x48/0x280
[  378.760654]  ? __lock_is_held+0xb5/0x140
[  378.764734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.770286]  ? check_preemption_disabled+0x48/0x280
[  378.775321]  run_timer_softirq+0x52/0xb0
[  378.779397]  ? rcu_read_lock_sched_held+0x14f/0x180
[  378.784428]  __do_softirq+0x308/0xb7e
[  378.788250]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  378.792770]  ? lock_downgrade+0x900/0x900
[  378.796938]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  378.802074]  ? pvclock_read_flags+0x160/0x160
[  378.806611]  ? lapic_next_event+0x5a/0x90
[  378.810776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.816338]  ? kvm_clock_read+0x18/0x30
[  378.820337]  ? kvm_sched_clock_read+0x9/0x20
[  378.824762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.830329]  ? check_preemption_disabled+0x48/0x280
[  378.835372]  irq_exit+0x17f/0x1c0
[  378.838843]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.843699]  ? smp_reschedule_interrupt+0x109/0x650
[  378.848737]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.854638]  ? interrupt_entry+0xb5/0xc0
[  378.858712]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.863742]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.868773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.873631]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.878659]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.883689]  ? task_prio+0x50/0x50
[  378.887246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.892802]  ? check_preemption_disabled+0x48/0x280
[  378.897838]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.902705]  apic_timer_interrupt+0xf/0x20
[  378.906947]  </IRQ>
[  378.909200] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  378.915099] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  378.934013] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  378.941737] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  378.949055] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  378.956344] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  378.963623] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  378.970899] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  378.978207]  ? save_stack+0xa9/0xd0
[  378.981857]  __kmalloc_node_track_caller+0x3c/0x70
[  378.986804]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  378.991594]  pskb_expand_head+0x230/0x10f0
[  378.995847]  ? check_preemption_disabled+0x48/0x280
[  379.000883]  ? memcpy+0x45/0x50
[  379.004178]  ? __copy_skb_header+0x350/0x6b0
[  379.008606]  ? skb_release_data+0x880/0x880
[  379.012941]  ? __alloc_skb+0x770/0x770
[  379.016856]  ? __lock_is_held+0xb5/0x140
[  379.020995]  ? kasan_check_write+0x14/0x20
[  379.025246]  ? __skb_clone+0x6c7/0xa00
[  379.029149]  ? __copy_skb_header+0x6b0/0x6b0
[  379.033593]  ? kmem_cache_alloc+0x33a/0x730
[  379.037936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.043497]  skb_ensure_writable+0x3dd/0x640
[  379.047957]  ? skb_checksum_setup+0xaa0/0xaa0
[  379.052473]  ? preempt_notifier_register+0x200/0x200
[  379.057597]  ? __switch_to_asm+0x34/0x70
[  379.061672]  ? __switch_to_asm+0x34/0x70
[  379.065748]  ? __switch_to_asm+0x40/0x70
[  379.069823]  ? __switch_to_asm+0x34/0x70
[  379.073894]  ? __switch_to_asm+0x40/0x70
[  379.077976]  ? __switch_to_asm+0x40/0x70
[  379.082046]  ? __switch_to_asm+0x34/0x70
[  379.086124]  ? __switch_to_asm+0x34/0x70
[  379.090236]  ? __switch_to_asm+0x40/0x70
[  379.094310]  ? __switch_to_asm+0x34/0x70
[  379.098389]  bpf_clone_redirect+0x14a/0x490
[  379.102731]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  379.107766]  ? __sched_text_start+0x8/0x8
[  379.111990]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  379.116772]  ? find_held_lock+0x36/0x1c0
[  379.120859]  ? lock_acquire+0x1ed/0x520
[  379.124847]  ? bpf_test_run+0x3cb/0x780
[  379.128838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.134389]  ? check_preemption_disabled+0x48/0x280
[  379.139423]  ? kasan_check_read+0x11/0x20
[  379.143594]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.148887]  ? rcu_softirq_qs+0x20/0x20
[  379.152881]  ? preempt_schedule+0x4d/0x60
[  379.157044]  ? ___preempt_schedule+0x16/0x18
[  379.161473]  ? bpf_test_run+0x25d/0x780
[  379.165474]  ? netlink_diag_dump+0x2a0/0x2a0
[  379.169901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.175454]  ? bpf_test_init.isra.10+0x70/0x100
[  379.180143]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  379.184919]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  379.189781]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  379.195333]  ? fput+0x130/0x1a0
[  379.198646]  ? __bpf_prog_get+0x9b/0x290
[  379.202725]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  379.207623]  ? bpf_prog_test_run+0x130/0x1a0
[  379.212063]  ? __x64_sys_bpf+0x3d8/0x520
[  379.216165]  ? bpf_prog_get+0x20/0x20
[  379.220024]  ? do_syscall_64+0x1b9/0x820
[  379.224114]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  379.229493]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.234466]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.239495]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  379.244580]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  379.251264]  ? __switch_to_asm+0x40/0x70
[  379.255334]  ? __switch_to_asm+0x34/0x70
[  379.259416]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.264283]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  379.269681] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  379.269775] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  379.275848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.275854] Call Trace:
[  379.275861]  <IRQ>
[  379.275878]  dump_stack+0x244/0x39d
[  379.275903]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.282457] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.291768]  warn_alloc.cold.116+0xb7/0x1bd
[  379.294336] syz-executor1 cpuset=syz1 mems_allowed=0
[  379.296497]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.330108]  ? lock_downgrade+0x900/0x900
[  379.334278]  ? trace_hardirqs_off+0xb8/0x310
[  379.338708]  ? trace_hardirqs_off+0xb8/0x310
[  379.343152]  __alloc_pages_slowpath+0x26e8/0x2e10
[  379.348066]  ? warn_alloc+0x120/0x120
[  379.351881]  ? print_usage_bug+0xc0/0xc0
[  379.355961]  ? warn_alloc+0x120/0x120
[  379.359783]  ? warn_alloc+0x120/0x120
[  379.363602]  ? print_usage_bug+0xc0/0xc0
[  379.367685]  ? print_usage_bug+0xc0/0xc0
[  379.371762]  ? __lock_acquire+0x62f/0x4c20
[  379.376021]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.381594]  ? should_fail+0x22d/0xd01
[  379.385500]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.390638]  ? __lock_acquire+0x62f/0x4c20
[  379.394893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.400009]  ? __lock_acquire+0x62f/0x4c20
[  379.404264]  ? should_fail+0x22d/0xd01
[  379.408164]  ? find_held_lock+0x36/0x1c0
[  379.412251]  ? mark_held_locks+0x130/0x130
[  379.416507]  ? mark_held_locks+0x130/0x130
[  379.420805]  ? zap_class+0x640/0x640
[  379.424559]  ? zap_class+0x640/0x640
[  379.428299]  ? print_usage_bug+0xc0/0xc0
[  379.432372]  ? do_raw_spin_unlock+0xa7/0x330
[  379.436858]  ? zap_class+0x640/0x640
[  379.440590]  ? print_usage_bug+0xc0/0xc0
[  379.444670]  ? wq_watchdog_touch+0x9c/0xfe
[  379.448920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.454490]  ? check_preemption_disabled+0x48/0x280
[  379.459552]  ? __lock_is_held+0xb5/0x140
[  379.463640]  __alloc_pages_nodemask+0xa80/0xde0
[  379.468328]  ? zap_class+0x640/0x640
[  379.472060]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  379.477110]  ? find_held_lock+0x36/0x1c0
[  379.481211]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.485905]  ? lock_downgrade+0x900/0x900
[  379.490087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.495650]  cache_grow_begin+0xa5/0x8c0
[  379.499784]  ? do_raw_spin_unlock+0xa7/0x330
[  379.504215]  fallback_alloc+0x204/0x2e0
[  379.508223]  ____cache_alloc_node+0x1c7/0x1e0
[  379.512738]  kmem_cache_alloc_node+0xe3/0x730
[  379.517275]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.521559]  __alloc_skb+0x119/0x770
[  379.525293]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.530594]  ? netdev_alloc_frag+0x1f0/0x1f0
[  379.535019]  ? lock_downgrade+0x900/0x900
[  379.539193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.544744]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.550215]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.555679]  ? addrconf_rs_timer+0x690/0x690
[  379.560120]  ndisc_alloc_skb+0x144/0x340
[  379.564236]  ndisc_send_rs+0x331/0x6e0
[  379.568143]  addrconf_rs_timer+0x314/0x690
[  379.572398]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.576659]  call_timer_fn+0x272/0x920
[  379.580581]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.584831]  ? process_timeout+0x40/0x40
[  379.588915]  ? mark_held_locks+0xc7/0x130
[  379.593081]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.597593]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.602104]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.606354]  ? lockdep_hardirqs_on+0x296/0x5b0
[  379.610953]  ? trace_hardirqs_on+0xbd/0x310
[  379.615290]  ? kasan_check_read+0x11/0x20
[  379.619454]  ? __run_timers+0x7da/0xc70
[  379.623451]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.628596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.632857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.637107]  __run_timers+0x7e5/0xc70
[  379.640941]  ? timer_fixup_init+0x70/0x70
[  379.645106]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.650143]  ? zap_class+0x640/0x640
[  379.653880]  ? print_usage_bug+0xc0/0xc0
[  379.657960]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  379.663176]  ? find_held_lock+0x36/0x1c0
[  379.667260]  ? zap_class+0x640/0x640
[  379.671000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.676727]  ? check_preemption_disabled+0x48/0x280
[  379.681772]  ? __lock_is_held+0xb5/0x140
[  379.685850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.691408]  ? check_preemption_disabled+0x48/0x280
[  379.696451]  run_timer_softirq+0x52/0xb0
[  379.700554]  ? rcu_read_lock_sched_held+0x14f/0x180
[  379.705593]  __do_softirq+0x308/0xb7e
[  379.709413]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  379.713922]  ? lock_downgrade+0x900/0x900
[  379.718091]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  379.723221]  ? pvclock_read_flags+0x160/0x160
[  379.727737]  ? lapic_next_event+0x5a/0x90
[  379.731905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.737467]  ? kvm_clock_read+0x18/0x30
[  379.741461]  ? kvm_sched_clock_read+0x9/0x20
[  379.745887]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.751442]  ? check_preemption_disabled+0x48/0x280
[  379.756487]  irq_exit+0x17f/0x1c0
[  379.759961]  smp_apic_timer_interrupt+0x1cb/0x760
[  379.764818]  ? smp_reschedule_interrupt+0x109/0x650
[  379.769854]  ? smp_call_function_single_interrupt+0x650/0x650
[  379.775755]  ? interrupt_entry+0xb5/0xc0
[  379.780352]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.785385]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.790420]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.795280]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.800307]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.805337]  ? task_prio+0x50/0x50
[  379.808891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.814442]  ? check_preemption_disabled+0x48/0x280
[  379.819479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.824338]  apic_timer_interrupt+0xf/0x20
[  379.828597]  </IRQ>
[  379.830854] RIP: 0010:dump_stack+0x358/0x39d
[  379.835278] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  379.854201] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  379.861920] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  379.869199] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  379.876481] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  379.883765] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  379.891077] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  379.898384]  ? dump_stack+0x34f/0x39d
[  379.902227]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.907525]  ? mark_held_locks+0x130/0x130
[  379.911801]  ? mark_held_locks+0x130/0x130
[  379.916117]  dump_header+0x27b/0xf72
[  379.919911]  ? pagefault_out_of_memory+0x197/0x197
[  379.924863]  ? __lock_acquire+0x62f/0x4c20
[  379.929123]  ? percpu_ref_get_many+0x240/0x240
[  379.933736]  ? print_usage_bug+0xc0/0xc0
[  379.937816]  ? zap_class+0x640/0x640
[  379.941570]  ? print_usage_bug+0xc0/0xc0
[  379.945646]  ? print_usage_bug+0xc0/0xc0
[  379.949721]  ? zap_class+0x640/0x640
[  379.953453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.959009]  ? find_held_lock+0x36/0x1c0
[  379.963103]  ? mark_held_locks+0xc7/0x130
[  379.967271]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  379.972386]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  379.977508]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  379.982132]  ? trace_hardirqs_on+0xbd/0x310
[  379.986466]  ? kasan_check_read+0x11/0x20
[  379.990632]  ? ___ratelimit+0x3b4/0x672
[  379.994626]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.999743]  ? trace_hardirqs_on+0x310/0x310
[  380.004169]  ? lock_downgrade+0x900/0x900
[  380.008337]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  380.013455]  ? ___ratelimit+0x3b9/0x672
[  380.017447]  ? idr_get_free+0xf70/0xf70
[  380.021433]  ? find_held_lock+0x36/0x1c0
[  380.025520]  oom_kill_process.cold.27+0x10/0x903
[  380.030312]  ? zap_class+0x640/0x640
[  380.034053]  ? check_preemption_disabled+0x48/0x280
[  380.039087]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.044029]  ? kasan_check_read+0x11/0x20
[  380.048195]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.053485]  ? oom_evaluate_task+0x540/0x540
[  380.057914]  ? find_held_lock+0x36/0x1c0
[  380.062025]  ? out_of_memory+0x974/0x1430
[  380.066209]  ? lock_downgrade+0x900/0x900
[  380.070369]  ? check_preemption_disabled+0x48/0x280
[  380.075401]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.080341]  ? kasan_check_read+0x11/0x20
[  380.084499]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.089813]  ? rcu_softirq_qs+0x20/0x20
[  380.093804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.099351]  ? oom_evaluate_task+0x302/0x540
[  380.103781]  out_of_memory+0xa84/0x1430
[  380.107777]  ? oom_killer_disable+0x3a0/0x3a0
[  380.112294]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  380.117246]  ? __ww_mutex_check_waiters+0x160/0x160
[  380.122286]  __alloc_pages_slowpath+0x2354/0x2e10
[  380.127180]  ? warn_alloc+0x120/0x120
[  380.131016]  ? mark_held_locks+0x130/0x130
[  380.135283]  ? find_get_entry+0xaae/0x1120
[  380.139560]  ? filemap_map_pages+0x1a20/0x1a20
[  380.144169]  ? zap_class+0x640/0x640
[  380.147897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.153447]  ? check_preemption_disabled+0x48/0x280
[  380.158476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.164029]  ? should_fail+0x22d/0xd01
[  380.167939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.173067]  ? zap_class+0x640/0x640
[  380.176824]  ? __lock_is_held+0xb5/0x140
[  380.180910]  ? mark_held_locks+0x130/0x130
[  380.185161]  ? lock_release+0xa00/0xa00
[  380.189151]  ? perf_trace_sched_process_exec+0x860/0x860
[  380.194619]  ? xa_load+0x2ba/0x460
[  380.198173]  ? lock_downgrade+0x900/0x900
[  380.202344]  ? __might_sleep+0x95/0x190
[  380.206337]  __alloc_pages_nodemask+0xa80/0xde0
[  380.211028]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  380.216069]  ? __page_cache_alloc+0x191/0x5c0
[  380.220595]  ? xa_load+0x2e1/0x460
[  380.224156]  ? xa_clear_mark+0x40/0x40
[  380.228066]  ? zap_class+0x640/0x640
[  380.231806]  ? zap_class+0x640/0x640
[  380.235558]  ? zap_class+0x640/0x640
[  380.239291]  ? __do_page_cache_readahead+0x663/0x810
[  380.244412]  ? find_held_lock+0x36/0x1c0
[  380.248489]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  380.254046]  alloc_pages_current+0x173/0x350
[  380.258470]  __page_cache_alloc+0x38c/0x5c0
[  380.262806]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.267750]  ? kasan_check_read+0x11/0x20
[  380.271916]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.277220]  ? generic_perform_write+0x6a0/0x6a0
[  380.281990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.287566]  ? check_preemption_disabled+0x48/0x280
[  380.292610]  filemap_fault+0x1595/0x25f0
[  380.296704]  ? __lock_page_or_retry+0xa00/0xa00
[  380.301388]  ? mark_held_locks+0x130/0x130
[  380.305645]  ? filemap_map_pages+0xd6b/0x1a20
[  380.310153]  ? lock_downgrade+0x900/0x900
[  380.314325]  ? check_preemption_disabled+0x48/0x280
[  380.319357]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.324300]  ? kasan_check_read+0x11/0x20
[  380.328465]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.333757]  ? rcu_softirq_qs+0x20/0x20
[  380.337758]  ? filemap_map_pages+0xd92/0x1a20
[  380.342270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.347826]  ? find_get_entries_tag+0x1400/0x1400
[  380.352686]  ? __lock_acquire+0x62f/0x4c20
[  380.356948]  ? lock_acquire+0x1ed/0x520
[  380.360939]  ? ext4_filemap_fault+0x7a/0xad
[  380.365284]  ? lock_release+0xa00/0xa00
[  380.369274]  ? perf_trace_sched_process_exec+0x860/0x860
[  380.374744]  ? print_usage_bug+0xc0/0xc0
[  380.378821]  ? print_usage_bug+0xc0/0xc0
[  380.382907]  ? down_read+0x8d/0x120
[  380.386570]  ? ext4_filemap_fault+0x7a/0xad
[  380.390911]  ? __down_interruptible+0x700/0x700
[  380.395611]  ext4_filemap_fault+0x82/0xad
[  380.399779]  __do_fault+0x100/0x6b0
[  380.403429]  ? pmd_devmap_trans_unstable+0x220/0x220
[  380.408574]  ? mark_held_locks+0x130/0x130
[  380.412829]  ? mark_held_locks+0x130/0x130
[  380.417078]  ? find_held_lock+0x36/0x1c0
[  380.421157]  ? find_held_lock+0x36/0x1c0
[  380.425233]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.430789]  __handle_mm_fault+0x3ea0/0x5be0
[  380.435241]  ? poll_select_copy_remaining+0x18c/0x6a0
[  380.440456]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  380.445320]  ? __might_fault+0x12b/0x1e0
[  380.449398]  ? lock_downgrade+0x900/0x900
[  380.453606]  ? zap_class+0x640/0x640
[  380.457329]  ? zap_class+0x640/0x640
[  380.461079]  ? find_held_lock+0x36/0x1c0
[  380.465175]  ? handle_mm_fault+0x42a/0xc70
[  380.469424]  ? lock_downgrade+0x900/0x900
[  380.473593]  ? check_preemption_disabled+0x48/0x280
[  380.478629]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.483590]  ? kasan_check_read+0x11/0x20
[  380.487753]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.493050]  ? rcu_softirq_qs+0x20/0x20
[  380.497049]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.502172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.507724]  ? check_preemption_disabled+0x48/0x280
[  380.512761]  handle_mm_fault+0x54f/0xc70
[  380.516841]  ? __handle_mm_fault+0x5be0/0x5be0
[  380.521448]  ? find_vma+0x34/0x190
[  380.525056]  __do_page_fault+0x5e8/0xe60
[  380.529156]  ? trace_hardirqs_off+0xb8/0x310
[  380.533600]  do_page_fault+0xf2/0x7e0
[  380.537418]  ? vmalloc_sync_all+0x30/0x30
[  380.541591]  ? error_entry+0x70/0xd0
[  380.545321]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.550349]  ? trace_hardirqs_on_caller+0xc0/0x310
[  380.555290]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.560235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.565091]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.570125]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.575601]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  380.580645]  ? prepare_exit_to_usermode+0x291/0x3b0
[  380.585793]  ? page_fault+0x8/0x30
[  380.589408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.594266]  ? page_fault+0x8/0x30
[  380.597823]  page_fault+0x1e/0x30
[  380.601300] RIP: 0033:0x7f41334d1dd3
[  380.605037] Code: Bad RIP value.
[  380.608415] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  380.613788] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  380.621072] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  380.628357] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  380.635641] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  380.642921] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  380.650241] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  380.650247] warn_alloc_show_mem: 1 callbacks suppressed
[  380.650255] Mem-Info:
[  380.657570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.662955] active_anon:51440 inactive_anon:594 isolated_anon:0
[  380.662955]  active_file:10 inactive_file:13 isolated_file:0
[  380.662955]  unevictable:0 dirty:0 writeback:0 unstable:0
[  380.662955]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  380.662955]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  380.662955]  free:13749 free_pcp:129 free_cma:0
[  380.665339] Call Trace:
[  380.674745] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  380.707603]  <IRQ>
[  380.710202] 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
[  380.737889]  dump_stack+0x244/0x39d
[  380.740055] lowmem_reserve[]: 0 2818 6321 6321
[  380.766182]  ? dump_stack_print_info.cold.1+0x20/0x20
[  380.769801] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  380.774403]  warn_alloc.cold.116+0xb7/0x1bd
[  380.779587] lowmem_reserve[]: 0 0 3503 3503
[  380.806929]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.811244] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  380.815595]  ? lock_downgrade+0x900/0x900
[  380.820427] lowmem_reserve[]: 0 0 0 0
[  380.849417]  ? trace_hardirqs_off+0xb8/0x310
[  380.853576] 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
[  380.857392]  ? trace_hardirqs_off+0xb8/0x310
[  380.861793] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  380.875334]  __alloc_pages_slowpath+0x26e8/0x2e10
[  380.879729] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  380.895108]  ? warn_alloc+0x120/0x120
[  380.899930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  380.915565]  ? print_usage_bug+0xc0/0xc0
[  380.919367] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  380.928205]  ? warn_alloc+0x120/0x120
[  380.932263] 673 total pagecache pages
[  380.940849]  ? warn_alloc+0x120/0x120
[  380.944651] 0 pages in swap cache
[  380.948456]  ? print_usage_bug+0xc0/0xc0
[  380.952253] Swap cache stats: add 0, delete 0, find 0/0
[  380.955713]  ? print_usage_bug+0xc0/0xc0
[  380.959774] Free swap  = 0kB
[  380.965148]  ? __lock_acquire+0x62f/0x4c20
[  380.969207] Total swap = 0kB
[  380.972241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.976468] 1965979 pages RAM
[  380.979497]  ? should_fail+0x22d/0xd01
[  380.985022] 0 pages HighMem/MovableOnly
[  380.988136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.992014] 342854 pages reserved
[  380.996001]  ? __lock_acquire+0x62f/0x4c20
[  381.001099] 0 pages cma reserved
[  381.004588]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.008885] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.012184]  ? __lock_acquire+0x62f/0x4c20
[  381.012202]  ? should_fail+0x22d/0xd01
[  381.017402] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.023893]  ? find_held_lock+0x36/0x1c0
[  381.028121] init cpuset=/ mems_allowed=0
[  381.032023]  ? mark_held_locks+0x130/0x130
[  381.054092]  ? mark_held_locks+0x130/0x130
[  381.058340]  ? zap_class+0x640/0x640
[  381.062071]  ? zap_class+0x640/0x640
[  381.065813]  ? print_usage_bug+0xc0/0xc0
[  381.069887]  ? do_raw_spin_unlock+0xa7/0x330
[  381.074316]  ? zap_class+0x640/0x640
[  381.078043]  ? print_usage_bug+0xc0/0xc0
[  381.082122]  ? wq_watchdog_touch+0x9c/0xfe
[  381.086374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.091932]  ? check_preemption_disabled+0x48/0x280
[  381.096974]  ? __lock_is_held+0xb5/0x140
[  381.101054]  __alloc_pages_nodemask+0xa80/0xde0
[  381.105739]  ? zap_class+0x640/0x640
[  381.109479]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  381.114520]  ? find_held_lock+0x36/0x1c0
[  381.118639]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.123328]  ? lock_downgrade+0x900/0x900
[  381.127503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.133100]  cache_grow_begin+0xa5/0x8c0
[  381.137177]  ? do_raw_spin_unlock+0xa7/0x330
[  381.141613]  fallback_alloc+0x204/0x2e0
[  381.145615]  ____cache_alloc_node+0x1c7/0x1e0
[  381.150139]  kmem_cache_alloc_node+0xe3/0x730
[  381.154653]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.158916]  __alloc_skb+0x119/0x770
[  381.162647]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.167944]  ? netdev_alloc_frag+0x1f0/0x1f0
[  381.172367]  ? lock_downgrade+0x900/0x900
[  381.176569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.182128]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.187608]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.193074]  ? addrconf_rs_timer+0x690/0x690
[  381.197511]  ndisc_alloc_skb+0x144/0x340
[  381.201626]  ndisc_send_rs+0x331/0x6e0
[  381.205563]  addrconf_rs_timer+0x314/0x690
[  381.209826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.214090]  call_timer_fn+0x272/0x920
[  381.217995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.222245]  ? process_timeout+0x40/0x40
[  381.226330]  ? __run_timers+0x7da/0xc70
[  381.230321]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.234834]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.239344]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.243621]  ? lockdep_hardirqs_on+0x296/0x5b0
[  381.248223]  ? trace_hardirqs_on+0xbd/0x310
[  381.252589]  ? kasan_check_read+0x11/0x20
[  381.256750]  ? __run_timers+0x7da/0xc70
[  381.260744]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.265872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.270126]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.274378]  __run_timers+0x7e5/0xc70
[  381.278205]  ? timer_fixup_init+0x70/0x70
[  381.282373]  ? lock_acquire+0x1ed/0x520
[  381.286363]  ? zap_class+0x640/0x640
[  381.290095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.295658]  ? kasan_check_read+0x11/0x20
[  381.299822]  ? do_raw_spin_lock+0x14f/0x350
[  381.304165]  ? find_held_lock+0x36/0x1c0
[  381.308247]  ? zap_class+0x640/0x640
[  381.311983]  ? pvclock_read_flags+0x160/0x160
[  381.316497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.322092]  ? check_preemption_disabled+0x48/0x280
[  381.327133]  ? __lock_is_held+0xb5/0x140
[  381.331212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.336774]  ? check_preemption_disabled+0x48/0x280
[  381.341813]  run_timer_softirq+0x52/0xb0
[  381.345894]  ? rcu_read_lock_sched_held+0x14f/0x180
[  381.350927]  __do_softirq+0x308/0xb7e
[  381.354748]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  381.359259]  ? lock_downgrade+0x900/0x900
[  381.363428]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  381.368583]  ? pvclock_read_flags+0x160/0x160
[  381.373102]  ? lapic_next_event+0x5a/0x90
[  381.377269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.382828]  ? kvm_clock_read+0x18/0x30
[  381.386819]  ? kvm_sched_clock_read+0x9/0x20
[  381.391246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.396803]  ? check_preemption_disabled+0x48/0x280
[  381.401844]  irq_exit+0x17f/0x1c0
[  381.405313]  smp_apic_timer_interrupt+0x1cb/0x760
[  381.410176]  ? smp_reschedule_interrupt+0x109/0x650
[  381.415212]  ? smp_call_function_single_interrupt+0x650/0x650
[  381.421114]  ? interrupt_entry+0xb5/0xc0
[  381.425192]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.430227]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.435260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.440120]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.445152]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.450186]  ? task_prio+0x50/0x50
[  381.453744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.459299]  ? check_preemption_disabled+0x48/0x280
[  381.464337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.469203]  apic_timer_interrupt+0xf/0x20
[  381.473448]  </IRQ>
[  381.475709] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  381.481616] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  381.500560] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  381.508434] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  381.515717] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  381.522999] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  381.530281] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  381.537578] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  381.544891]  ? save_stack+0xa9/0xd0
[  381.548574]  __kmalloc_node_track_caller+0x3c/0x70
[  381.553555]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  381.558339]  pskb_expand_head+0x230/0x10f0
[  381.562601]  ? check_preemption_disabled+0x48/0x280
[  381.567642]  ? memcpy+0x45/0x50
[  381.570938]  ? __copy_skb_header+0x350/0x6b0
[  381.575364]  ? skb_release_data+0x880/0x880
[  381.579704]  ? __alloc_skb+0x770/0x770
[  381.583617]  ? __lock_is_held+0xb5/0x140
[  381.587701]  ? kasan_check_write+0x14/0x20
[  381.591955]  ? __skb_clone+0x6c7/0xa00
[  381.595866]  ? __copy_skb_header+0x6b0/0x6b0
[  381.600291]  ? kmem_cache_alloc+0x33a/0x730
[  381.604633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.610195]  skb_ensure_writable+0x3dd/0x640
[  381.614628]  ? skb_checksum_setup+0xaa0/0xaa0
[  381.619143]  ? preempt_notifier_register+0x200/0x200
[  381.624262]  ? __switch_to_asm+0x34/0x70
[  381.628336]  ? __switch_to_asm+0x34/0x70
[  381.632409]  ? __switch_to_asm+0x40/0x70
[  381.636481]  ? __switch_to_asm+0x34/0x70
[  381.640583]  ? __switch_to_asm+0x40/0x70
[  381.644659]  ? __switch_to_asm+0x40/0x70
[  381.648737]  ? __switch_to_asm+0x34/0x70
[  381.652811]  ? __switch_to_asm+0x34/0x70
[  381.656883]  ? __switch_to_asm+0x40/0x70
[  381.660956]  ? __switch_to_asm+0x34/0x70
[  381.665045]  bpf_clone_redirect+0x14a/0x490
[  381.669391]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  381.674933]  ? __sched_text_start+0x8/0x8
[  381.679106]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  381.683890]  ? find_held_lock+0x36/0x1c0
[  381.687979]  ? lock_acquire+0x1ed/0x520
[  381.691969]  ? bpf_test_run+0x3cb/0x780
[  381.695961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.701512]  ? check_preemption_disabled+0x48/0x280
[  381.706599]  ? kasan_check_read+0x11/0x20
[  381.710763]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.716056]  ? rcu_softirq_qs+0x20/0x20
[  381.720050]  ? preempt_schedule+0x4d/0x60
[  381.724214]  ? ___preempt_schedule+0x16/0x18
[  381.728645]  ? bpf_test_run+0x25d/0x780
[  381.732651]  ? netlink_diag_dump+0x2a0/0x2a0
[  381.737082]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.742637]  ? bpf_test_init.isra.10+0x70/0x100
[  381.747331]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  381.752118]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  381.756977]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  381.762563]  ? fput+0x130/0x1a0
[  381.765864]  ? __bpf_prog_get+0x9b/0x290
[  381.769951]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  381.774810]  ? bpf_prog_test_run+0x130/0x1a0
[  381.779238]  ? __x64_sys_bpf+0x3d8/0x520
[  381.783558]  ? bpf_prog_get+0x20/0x20
[  381.787396]  ? do_syscall_64+0x1b9/0x820
[  381.791470]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  381.796850]  ? syscall_return_slowpath+0x5e0/0x5e0
[  381.801799]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.806831]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  381.811890]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  381.818599]  ? __switch_to_asm+0x40/0x70
[  381.822672]  ? __switch_to_asm+0x34/0x70
[  381.826753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.831615]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  381.837020] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  381.837119] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.843201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.843211] Call Trace:
[  381.849805] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.859153]  <IRQ>
[  381.861765] syz-executor1 cpuset=syz1 mems_allowed=0
[  381.872266]  dump_stack+0x244/0x39d
[  381.883186]  ? dump_stack_print_info.cold.1+0x20/0x20
[  381.888404]  warn_alloc.cold.116+0xb7/0x1bd
[  381.892740]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.897602]  ? lock_downgrade+0x900/0x900
[  381.901771]  ? trace_hardirqs_off+0xb8/0x310
[  381.906201]  ? trace_hardirqs_off+0xb8/0x310
[  381.910639]  __alloc_pages_slowpath+0x26e8/0x2e10
[  381.915526]  ? warn_alloc+0x120/0x120
[  381.919373]  ? print_usage_bug+0xc0/0xc0
[  381.923450]  ? warn_alloc+0x120/0x120
[  381.927269]  ? warn_alloc+0x120/0x120
[  381.931092]  ? print_usage_bug+0xc0/0xc0
[  381.935172]  ? kvm_clock_read+0x18/0x30
[  381.939183]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  381.944299]  ? print_usage_bug+0xc0/0xc0
[  381.948377]  ? __lock_acquire+0x62f/0x4c20
[  381.952634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.958199]  ? should_fail+0x22d/0xd01
[  381.962102]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.967395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.972516]  ? __lock_acquire+0x62f/0x4c20
[  381.976798]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.981914]  ? __lock_acquire+0x62f/0x4c20
[  381.986162]  ? should_fail+0x22d/0xd01
[  381.990062]  ? rcu_irq_exit+0x1a2/0x390
[  381.994063]  ? mark_held_locks+0x130/0x130
[  381.998320]  ? mark_held_locks+0x130/0x130
[  382.002593]  ? mark_held_locks+0xc7/0x130
[  382.006757]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  382.011789]  ? zap_class+0x640/0x640
[  382.015519]  ? print_usage_bug+0xc0/0xc0
[  382.019631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.025185]  ? check_preemption_disabled+0x48/0x280
[  382.030226]  ? __lock_is_held+0xb5/0x140
[  382.034306]  __alloc_pages_nodemask+0xa80/0xde0
[  382.038987]  ? zap_class+0x640/0x640
[  382.042724]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  382.047765]  ? find_held_lock+0x36/0x1c0
[  382.051852]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.056560]  ? lock_downgrade+0x900/0x900
[  382.060733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.066295]  cache_grow_begin+0xa5/0x8c0
[  382.070373]  ? do_raw_spin_unlock+0xa7/0x330
[  382.074807]  fallback_alloc+0x204/0x2e0
[  382.078803]  ____cache_alloc_node+0x1c7/0x1e0
[  382.083317]  kmem_cache_alloc_node+0xe3/0x730
[  382.087829]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.092094]  __alloc_skb+0x119/0x770
[  382.095820]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.101117]  ? netdev_alloc_frag+0x1f0/0x1f0
[  382.105563]  ? lock_downgrade+0x900/0x900
[  382.109747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.115303]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.120777]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.126241]  ? addrconf_rs_timer+0x690/0x690
[  382.130681]  ndisc_alloc_skb+0x144/0x340
[  382.134774]  ndisc_send_rs+0x331/0x6e0
[  382.138688]  addrconf_rs_timer+0x314/0x690
[  382.142964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.147231]  call_timer_fn+0x272/0x920
[  382.151132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.155378]  ? process_timeout+0x40/0x40
[  382.159465]  ? mark_held_locks+0xc7/0x130
[  382.163628]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.168139]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.172650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.176900]  ? lockdep_hardirqs_on+0x296/0x5b0
[  382.181502]  ? trace_hardirqs_on+0xbd/0x310
[  382.185885]  ? kasan_check_read+0x11/0x20
[  382.190059]  ? __run_timers+0x7da/0xc70
[  382.194081]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.199211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.203470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.207715]  __run_timers+0x7e5/0xc70
[  382.211569]  ? timer_fixup_init+0x70/0x70
[  382.215734]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.220766]  ? zap_class+0x640/0x640
[  382.224502]  ? print_usage_bug+0xc0/0xc0
[  382.228607]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  382.233819]  ? find_held_lock+0x36/0x1c0
[  382.237905]  ? zap_class+0x640/0x640
[  382.241639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.247211]  ? check_preemption_disabled+0x48/0x280
[  382.252252]  ? __lock_is_held+0xb5/0x140
[  382.256328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.261890]  ? check_preemption_disabled+0x48/0x280
[  382.266928]  run_timer_softirq+0x52/0xb0
[  382.271028]  ? rcu_read_lock_sched_held+0x14f/0x180
[  382.276069]  __do_softirq+0x308/0xb7e
[  382.279887]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  382.284394]  ? lock_downgrade+0x900/0x900
[  382.288583]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  382.293713]  ? pvclock_read_flags+0x160/0x160
[  382.298231]  ? lapic_next_event+0x5a/0x90
[  382.302398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.307979]  ? kvm_clock_read+0x18/0x30
[  382.311989]  ? kvm_sched_clock_read+0x9/0x20
[  382.316456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.322037]  ? check_preemption_disabled+0x48/0x280
[  382.327152]  irq_exit+0x17f/0x1c0
[  382.330628]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.335488]  ? smp_reschedule_interrupt+0x109/0x650
[  382.340522]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.346449]  ? interrupt_entry+0xb5/0xc0
[  382.350525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.355608]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.360637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.365491]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.370519]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.375589]  ? task_prio+0x50/0x50
[  382.379151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.384704]  ? check_preemption_disabled+0x48/0x280
[  382.389745]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.394610]  apic_timer_interrupt+0xf/0x20
[  382.398850]  </IRQ>
[  382.401114] RIP: 0010:dump_stack+0x358/0x39d
[  382.405568] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  382.424484] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  382.432204] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  382.439583] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  382.446862] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  382.454173] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  382.461483] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  382.468780]  ? dump_stack+0x34f/0x39d
[  382.472613]  ? dump_stack_print_info.cold.1+0x20/0x20
[  382.477821]  ? mark_held_locks+0x130/0x130
[  382.482097]  ? mark_held_locks+0x130/0x130
[  382.486363]  dump_header+0x27b/0xf72
[  382.490103]  ? pagefault_out_of_memory+0x197/0x197
[  382.495064]  ? __lock_acquire+0x62f/0x4c20
[  382.499317]  ? percpu_ref_get_many+0x240/0x240
[  382.503916]  ? print_usage_bug+0xc0/0xc0
[  382.507998]  ? zap_class+0x640/0x640
[  382.511727]  ? print_usage_bug+0xc0/0xc0
[  382.515803]  ? print_usage_bug+0xc0/0xc0
[  382.519881]  ? zap_class+0x640/0x640
[  382.523616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.529171]  ? find_held_lock+0x36/0x1c0
[  382.533254]  ? mark_held_locks+0xc7/0x130
[  382.537422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  382.542559]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  382.547681]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  382.552282]  ? trace_hardirqs_on+0xbd/0x310
[  382.556621]  ? kasan_check_read+0x11/0x20
[  382.560784]  ? ___ratelimit+0x3b4/0x672
[  382.564773]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.569890]  ? trace_hardirqs_on+0x310/0x310
[  382.574313]  ? lock_downgrade+0x900/0x900
[  382.578480]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  382.583599]  ? ___ratelimit+0x3b9/0x672
[  382.587597]  ? idr_get_free+0xf70/0xf70
[  382.591594]  ? find_held_lock+0x36/0x1c0
[  382.595680]  oom_kill_process.cold.27+0x10/0x903
[  382.600457]  ? zap_class+0x640/0x640
[  382.604185]  ? check_preemption_disabled+0x48/0x280
[  382.609223]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.614208]  ? kasan_check_read+0x11/0x20
[  382.618369]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.623667]  ? oom_evaluate_task+0x540/0x540
[  382.628194]  ? find_held_lock+0x36/0x1c0
[  382.632280]  ? out_of_memory+0x974/0x1430
[  382.636442]  ? lock_downgrade+0x900/0x900
[  382.640692]  ? check_preemption_disabled+0x48/0x280
[  382.645725]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.650668]  ? kasan_check_read+0x11/0x20
[  382.654828]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.660117]  ? rcu_softirq_qs+0x20/0x20
[  382.664113]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.669665]  ? oom_evaluate_task+0x302/0x540
[  382.674226]  out_of_memory+0xa84/0x1430
[  382.678238]  ? oom_killer_disable+0x3a0/0x3a0
[  382.682755]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  382.687706]  ? __ww_mutex_check_waiters+0x160/0x160
[  382.692751]  __alloc_pages_slowpath+0x2354/0x2e10
[  382.697642]  ? warn_alloc+0x120/0x120
[  382.701455]  ? mark_held_locks+0x130/0x130
[  382.705709]  ? find_get_entry+0xaae/0x1120
[  382.709967]  ? filemap_map_pages+0x1a20/0x1a20
[  382.714594]  ? zap_class+0x640/0x640
[  382.718330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.723886]  ? check_preemption_disabled+0x48/0x280
[  382.728933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.734486]  ? should_fail+0x22d/0xd01
[  382.738398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.743520]  ? zap_class+0x640/0x640
[  382.747301]  ? __lock_is_held+0xb5/0x140
[  382.751388]  ? mark_held_locks+0x130/0x130
[  382.755646]  ? lock_release+0xa00/0xa00
[  382.759644]  ? perf_trace_sched_process_exec+0x860/0x860
[  382.765114]  ? xa_load+0x2ba/0x460
[  382.768674]  ? lock_downgrade+0x900/0x900
[  382.772847]  ? __might_sleep+0x95/0x190
[  382.776855]  __alloc_pages_nodemask+0xa80/0xde0
[  382.781570]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  382.786609]  ? __page_cache_alloc+0x191/0x5c0
[  382.791117]  ? xa_load+0x2e1/0x460
[  382.794672]  ? xa_clear_mark+0x40/0x40
[  382.798597]  ? zap_class+0x640/0x640
[  382.802333]  ? zap_class+0x640/0x640
[  382.806064]  ? zap_class+0x640/0x640
[  382.809798]  ? __do_page_cache_readahead+0x663/0x810
[  382.814924]  ? find_held_lock+0x36/0x1c0
[  382.819017]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  382.824601]  alloc_pages_current+0x173/0x350
[  382.829036]  __page_cache_alloc+0x38c/0x5c0
[  382.833378]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.838319]  ? kasan_check_read+0x11/0x20
[  382.842482]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.847775]  ? generic_perform_write+0x6a0/0x6a0
[  382.852570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.858137]  ? check_preemption_disabled+0x48/0x280
[  382.863175]  filemap_fault+0x1595/0x25f0
[  382.867268]  ? __lock_page_or_retry+0xa00/0xa00
[  382.871955]  ? mark_held_locks+0x130/0x130
[  382.876213]  ? filemap_map_pages+0xd6b/0x1a20
[  382.880728]  ? lock_downgrade+0x900/0x900
[  382.884892]  ? check_preemption_disabled+0x48/0x280
[  382.889924]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.894868]  ? kasan_check_read+0x11/0x20
[  382.899032]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.904328]  ? rcu_softirq_qs+0x20/0x20
[  382.908329]  ? filemap_map_pages+0xd92/0x1a20
[  382.912843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.918402]  ? find_get_entries_tag+0x1400/0x1400
[  382.923270]  ? __lock_acquire+0x62f/0x4c20
[  382.927559]  ? lock_acquire+0x1ed/0x520
[  382.931577]  ? ext4_filemap_fault+0x7a/0xad
[  382.935924]  ? lock_release+0xa00/0xa00
[  382.939913]  ? perf_trace_sched_process_exec+0x860/0x860
[  382.945381]  ? print_usage_bug+0xc0/0xc0
[  382.949459]  ? print_usage_bug+0xc0/0xc0
[  382.953572]  ? down_read+0x8d/0x120
[  382.957214]  ? ext4_filemap_fault+0x7a/0xad
[  382.961572]  ? __down_interruptible+0x700/0x700
[  382.966271]  ext4_filemap_fault+0x82/0xad
[  382.970435]  __do_fault+0x100/0x6b0
[  382.974086]  ? pmd_devmap_trans_unstable+0x220/0x220
[  382.979219]  ? mark_held_locks+0x130/0x130
[  382.983579]  ? mark_held_locks+0x130/0x130
[  382.987826]  ? find_held_lock+0x36/0x1c0
[  382.991908]  ? find_held_lock+0x36/0x1c0
[  382.995988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.001565]  __handle_mm_fault+0x3ea0/0x5be0
[  383.005990]  ? poll_select_copy_remaining+0x18c/0x6a0
[  383.011217]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  383.016083]  ? __might_fault+0x12b/0x1e0
[  383.020160]  ? lock_downgrade+0x900/0x900
[  383.024344]  ? zap_class+0x640/0x640
[  383.028073]  ? zap_class+0x640/0x640
[  383.031807]  ? find_held_lock+0x36/0x1c0
[  383.035896]  ? handle_mm_fault+0x42a/0xc70
[  383.040154]  ? lock_downgrade+0x900/0x900
[  383.044316]  ? check_preemption_disabled+0x48/0x280
[  383.049349]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.054295]  ? kasan_check_read+0x11/0x20
[  383.058458]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.063748]  ? rcu_softirq_qs+0x20/0x20
[  383.067739]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.072859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.078418]  ? check_preemption_disabled+0x48/0x280
[  383.083461]  handle_mm_fault+0x54f/0xc70
[  383.087572]  ? __handle_mm_fault+0x5be0/0x5be0
[  383.092201]  ? find_vma+0x34/0x190
[  383.095830]  __do_page_fault+0x5e8/0xe60
[  383.099922]  ? trace_hardirqs_off+0xb8/0x310
[  383.104356]  do_page_fault+0xf2/0x7e0
[  383.108171]  ? vmalloc_sync_all+0x30/0x30
[  383.112335]  ? error_entry+0x70/0xd0
[  383.116082]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.121114]  ? trace_hardirqs_on_caller+0xc0/0x310
[  383.126066]  ? syscall_return_slowpath+0x5e0/0x5e0
[  383.131013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.135876]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.140909]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.146375]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  383.151409]  ? prepare_exit_to_usermode+0x291/0x3b0
[  383.156442]  ? page_fault+0x8/0x30
[  383.159999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.164862]  ? page_fault+0x8/0x30
[  383.168419]  page_fault+0x1e/0x30
[  383.171886] RIP: 0033:0x7f41334d1dd3
[  383.175630] Code: Bad RIP value.
[  383.179007] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  383.184388] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  383.191670] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  383.198949] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  383.206230] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  383.213505] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  383.220849] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  383.220855] warn_alloc_show_mem: 1 callbacks suppressed
[  383.220862] Mem-Info:
[  383.228150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  383.233556] active_anon:51440 inactive_anon:594 isolated_anon:0
[  383.233556]  active_file:10 inactive_file:13 isolated_file:0
[  383.233556]  unevictable:0 dirty:0 writeback:0 unstable:0
[  383.233556]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  383.233556]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  383.233556]  free:13749 free_pcp:129 free_cma:0
[  383.235947] Call Trace:
[  383.245352] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  383.278322]  <IRQ>
[  383.280913] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  383.308609]  dump_stack+0x244/0x39d
[  383.310739] lowmem_reserve[]: 0 2818 6321 6321
[  383.336871]  ? dump_stack_print_info.cold.1+0x20/0x20
[  383.340493] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  383.345094]  warn_alloc.cold.116+0xb7/0x1bd
[  383.350259] lowmem_reserve[]: 0 0 3503 3503
[  383.377606]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.381922] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  383.386256]  ? lock_downgrade+0x900/0x900
[  383.391088] lowmem_reserve[]: 0 0 0 0
[  383.420076]  ? trace_hardirqs_off+0xb8/0x310
[  383.424210] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  383.428019]  ? trace_hardirqs_off+0xb8/0x310
[  383.432418] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  383.445958]  __alloc_pages_slowpath+0x26e8/0x2e10
[  383.450357] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  383.465734]  ? warn_alloc+0x120/0x120
[  383.470574] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  383.486182]  ? print_usage_bug+0xc0/0xc0
[  383.489978] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  383.498817]  ? warn_alloc+0x120/0x120
[  383.502881] 673 total pagecache pages
[  383.511462]  ? warn_alloc+0x120/0x120
[  383.515262] 0 pages in swap cache
[  383.519066]  ? print_usage_bug+0xc0/0xc0
[  383.522861] Swap cache stats: add 0, delete 0, find 0/0
[  383.526322]  ? kvm_clock_read+0x18/0x30
[  383.530372] Free swap  = 0kB
[  383.535833]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  383.539796] Total swap = 0kB
[  383.542827]  ? print_usage_bug+0xc0/0xc0
[  383.547832] 1965979 pages RAM
[  383.550861]  ? __lock_acquire+0x62f/0x4c20
[  383.554913] 0 pages HighMem/MovableOnly
[  383.558051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.562279] 342854 pages reserved
[  383.566264]  ? should_fail+0x22d/0xd01
[  383.571787] 0 pages cma reserved
[  383.575249]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.579230] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.582569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.588109] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.594335]  ? __lock_acquire+0x62f/0x4c20
[  383.594361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.599848] init cpuset=/ mems_allowed=0
[  383.609585]  ? __lock_acquire+0x62f/0x4c20
[  383.609602]  ? should_fail+0x22d/0xd01
[  383.631281]  ? rcu_irq_exit+0x1a2/0x390
[  383.635276]  ? mark_held_locks+0x130/0x130
[  383.639520]  ? mark_held_locks+0x130/0x130
[  383.643778]  ? mark_held_locks+0xc7/0x130
[  383.647929]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  383.652953]  ? zap_class+0x640/0x640
[  383.656667]  ? print_usage_bug+0xc0/0xc0
[  383.660771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.666315]  ? check_preemption_disabled+0x48/0x280
[  383.671352]  ? __lock_is_held+0xb5/0x140
[  383.675920]  __alloc_pages_nodemask+0xa80/0xde0
[  383.680593]  ? zap_class+0x640/0x640
[  383.684318]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  383.689352]  ? find_held_lock+0x36/0x1c0
[  383.693431]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.698111]  ? lock_downgrade+0x900/0x900
[  383.702272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.707817]  cache_grow_begin+0xa5/0x8c0
[  383.711882]  ? do_raw_spin_unlock+0xa7/0x330
[  383.716302]  fallback_alloc+0x204/0x2e0
[  383.720287]  ____cache_alloc_node+0x1c7/0x1e0
[  383.724794]  kmem_cache_alloc_node+0xe3/0x730
[  383.729292]  ? ipv6_get_ifaddr+0x42e/0x620
[  383.733568]  __alloc_skb+0x119/0x770
[  383.737292]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.742587]  ? netdev_alloc_frag+0x1f0/0x1f0
[  383.747003]  ? lock_downgrade+0x900/0x900
[  383.751162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.756703]  ? refcount_sub_and_test_checked+0x203/0x310
[  383.762161]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  383.767616]  ? addrconf_rs_timer+0x690/0x690
[  383.772040]  ndisc_alloc_skb+0x144/0x340
[  383.776115]  ndisc_send_rs+0x331/0x6e0
[  383.780016]  addrconf_rs_timer+0x314/0x690
[  383.784417]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.788672]  call_timer_fn+0x272/0x920
[  383.792570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.796810]  ? process_timeout+0x40/0x40
[  383.800886]  ? __run_timers+0x7da/0xc70
[  383.804864]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.809361]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.813859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.818100]  ? lockdep_hardirqs_on+0x296/0x5b0
[  383.822689]  ? trace_hardirqs_on+0xbd/0x310
[  383.827015]  ? kasan_check_read+0x11/0x20
[  383.831165]  ? __run_timers+0x7da/0xc70
[  383.835144]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.840253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.844499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.848743]  __run_timers+0x7e5/0xc70
[  383.852568]  ? timer_fixup_init+0x70/0x70
[  383.856729]  ? lock_acquire+0x1ed/0x520
[  383.860709]  ? zap_class+0x640/0x640
[  383.864427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.869979]  ? kasan_check_read+0x11/0x20
[  383.874128]  ? do_raw_spin_lock+0x14f/0x350
[  383.878460]  ? find_held_lock+0x36/0x1c0
[  383.882532]  ? zap_class+0x640/0x640
[  383.886263]  ? pvclock_read_flags+0x160/0x160
[  383.890763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.896307]  ? check_preemption_disabled+0x48/0x280
[  383.901336]  ? __lock_is_held+0xb5/0x140
[  383.905404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.910944]  ? check_preemption_disabled+0x48/0x280
[  383.915998]  run_timer_softirq+0x52/0xb0
[  383.920075]  ? rcu_read_lock_sched_held+0x14f/0x180
[  383.925094]  __do_softirq+0x308/0xb7e
[  383.928901]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  383.933399]  ? lock_downgrade+0x900/0x900
[  383.937559]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  383.942677]  ? pvclock_read_flags+0x160/0x160
[  383.947177]  ? lapic_next_event+0x5a/0x90
[  383.951359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.956907]  ? kvm_clock_read+0x18/0x30
[  383.960884]  ? kvm_sched_clock_read+0x9/0x20
[  383.965299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.970844]  ? check_preemption_disabled+0x48/0x280
[  383.975874]  irq_exit+0x17f/0x1c0
[  383.979332]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.984187]  ? smp_reschedule_interrupt+0x109/0x650
[  383.989210]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.995101]  ? interrupt_entry+0xb5/0xc0
[  383.999170]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.004193]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.009217]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.014077]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.019096]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.024114]  ? task_prio+0x50/0x50
[  384.027660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.033203]  ? check_preemption_disabled+0x48/0x280
[  384.038232]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.043090]  apic_timer_interrupt+0xf/0x20
[  384.047319]  </IRQ>
[  384.049567] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  384.055456] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  384.074356] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  384.082064] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  384.089336] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  384.096607] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  384.103878] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  384.111149] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  384.118450]  ? save_stack+0xa9/0xd0
[  384.122090]  __kmalloc_node_track_caller+0x3c/0x70
[  384.127029]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  384.131800]  pskb_expand_head+0x230/0x10f0
[  384.136039]  ? check_preemption_disabled+0x48/0x280
[  384.141066]  ? memcpy+0x45/0x50
[  384.144354]  ? __copy_skb_header+0x350/0x6b0
[  384.148766]  ? skb_release_data+0x880/0x880
[  384.153094]  ? __alloc_skb+0x770/0x770
[  384.156999]  ? __lock_is_held+0xb5/0x140
[  384.161069]  ? kasan_check_write+0x14/0x20
[  384.165310]  ? __skb_clone+0x6c7/0xa00
[  384.169205]  ? __copy_skb_header+0x6b0/0x6b0
[  384.173619]  ? kmem_cache_alloc+0x33a/0x730
[  384.177962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.183508]  skb_ensure_writable+0x3dd/0x640
[  384.187929]  ? skb_checksum_setup+0xaa0/0xaa0
[  384.192431]  ? preempt_notifier_register+0x200/0x200
[  384.197535]  ? __switch_to_asm+0x34/0x70
[  384.201614]  ? __switch_to_asm+0x34/0x70
[  384.205677]  ? __switch_to_asm+0x40/0x70
[  384.209739]  ? __switch_to_asm+0x34/0x70
[  384.213804]  ? __switch_to_asm+0x40/0x70
[  384.217867]  ? __switch_to_asm+0x40/0x70
[  384.221928]  ? __switch_to_asm+0x34/0x70
[  384.225988]  ? __switch_to_asm+0x34/0x70
[  384.230050]  ? __switch_to_asm+0x40/0x70
[  384.234113]  ? __switch_to_asm+0x34/0x70
[  384.238181]  bpf_clone_redirect+0x14a/0x490
[  384.242517]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  384.247550]  ? __sched_text_start+0x8/0x8
[  384.251708]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.256477]  ? find_held_lock+0x36/0x1c0
[  384.260552]  ? lock_acquire+0x1ed/0x520
[  384.264530]  ? bpf_test_run+0x3cb/0x780
[  384.268514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.274063]  ? check_preemption_disabled+0x48/0x280
[  384.279089]  ? kasan_check_read+0x11/0x20
[  384.283242]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.288521]  ? rcu_softirq_qs+0x20/0x20
[  384.292507]  ? preempt_schedule+0x4d/0x60
[  384.296665]  ? ___preempt_schedule+0x16/0x18
[  384.301087]  ? bpf_test_run+0x25d/0x780
[  384.305081]  ? netlink_diag_dump+0x2a0/0x2a0
[  384.309498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.315044]  ? bpf_test_init.isra.10+0x70/0x100
[  384.319722]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  384.324496]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  384.329340]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  384.334883]  ? fput+0x130/0x1a0
[  384.338165]  ? __bpf_prog_get+0x9b/0x290
[  384.342234]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  384.347079]  ? bpf_prog_test_run+0x130/0x1a0
[  384.351492]  ? __x64_sys_bpf+0x3d8/0x520
[  384.355564]  ? bpf_prog_get+0x20/0x20
[  384.359394]  ? do_syscall_64+0x1b9/0x820
[  384.363459]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  384.368836]  ? syscall_return_slowpath+0x5e0/0x5e0
[  384.373778]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.378797]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  384.383822]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  384.390493]  ? __switch_to_asm+0x40/0x70
[  384.394562]  ? __switch_to_asm+0x34/0x70
[  384.398636]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.403491]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  384.408879] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  384.408968] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.415036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.415048] Call Trace:
[  384.415056]  <IRQ>
[  384.415074]  dump_stack+0x244/0x39d
[  384.415094]  ? dump_stack_print_info.cold.1+0x20/0x20
[  384.421642] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.430943]  warn_alloc.cold.116+0xb7/0x1bd
[  384.433500] syz-executor1 cpuset=syz1 mems_allowed=0
[  384.435648]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.469134]  ? lock_downgrade+0x900/0x900
[  384.473297]  ? trace_hardirqs_off+0xb8/0x310
[  384.477717]  ? trace_hardirqs_off+0xb8/0x310
[  384.482142]  __alloc_pages_slowpath+0x26e8/0x2e10
[  384.487017]  ? warn_alloc+0x120/0x120
[  384.490835]  ? warn_alloc+0x120/0x120
[  384.494644]  ? zap_class+0x640/0x640
[  384.498362]  ? warn_alloc+0x120/0x120
[  384.502184]  ? print_usage_bug+0xc0/0xc0
[  384.506249]  ? idle_cpu+0x1d0/0x1d0
[  384.509883]  ? kvm_sched_clock_read+0x9/0x20
[  384.514297]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.519319]  ? print_usage_bug+0xc0/0xc0
[  384.523390]  ? __lock_is_held+0xb5/0x140
[  384.527461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.533008]  ? should_fail+0x22d/0xd01
[  384.536912]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.542022]  ? __lock_acquire+0x62f/0x4c20
[  384.546274]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.551378]  ? __lock_acquire+0x62f/0x4c20
[  384.555620]  ? should_fail+0x22d/0xd01
[  384.559524]  ? mark_held_locks+0x130/0x130
[  384.563779]  ? mark_held_locks+0x130/0x130
[  384.568023]  ? __lock_acquire+0x62f/0x4c20
[  384.572265]  ? zap_class+0x640/0x640
[  384.575979]  ? enqueue_entity+0x34b/0x20a0
[  384.580220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.585767]  ? check_preemption_disabled+0x48/0x280
[  384.590798]  ? __lock_is_held+0xb5/0x140
[  384.594873]  __alloc_pages_nodemask+0xa80/0xde0
[  384.599552]  ? zap_class+0x640/0x640
[  384.603290]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  384.608323]  ? find_held_lock+0x36/0x1c0
[  384.612400]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.617078]  ? lock_downgrade+0x900/0x900
[  384.621240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.626799]  cache_grow_begin+0xa5/0x8c0
[  384.630872]  ? do_raw_spin_unlock+0xa7/0x330
[  384.635296]  fallback_alloc+0x204/0x2e0
[  384.639279]  ____cache_alloc_node+0x1c7/0x1e0
[  384.643800]  kmem_cache_alloc_node+0xe3/0x730
[  384.648303]  ? do_raw_spin_unlock+0xa7/0x330
[  384.652727]  ? do_raw_spin_trylock+0x270/0x270
[  384.657320]  __alloc_skb+0x119/0x770
[  384.661054]  ? netdev_alloc_frag+0x1f0/0x1f0
[  384.665462]  ? atomic_notifier_call_chain+0xc6/0x190
[  384.670573]  ? lock_downgrade+0x900/0x900
[  384.674723]  ? check_preemption_disabled+0x48/0x280
[  384.679743]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  384.684676]  ? kasan_check_read+0x11/0x20
[  384.688824]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.694109]  ? rcu_softirq_qs+0x20/0x20
[  384.698121]  ? kasan_check_read+0x11/0x20
[  384.702281]  ? do_raw_write_trylock+0x270/0x270
[  384.706958]  __neigh_notify+0x8c/0x160
[  384.710845]  ? neigh_connected_output+0x780/0x780
[  384.715691]  neigh_timer_handler+0x6cb/0xdf0
[  384.720114]  ? check_preemption_disabled+0x48/0x280
[  384.725137]  ? neigh_periodic_work+0xc60/0xc60
[  384.729720]  ? __lock_is_held+0xb5/0x140
[  384.733792]  call_timer_fn+0x272/0x920
[  384.737722]  ? neigh_periodic_work+0xc60/0xc60
[  384.742301]  ? process_timeout+0x40/0x40
[  384.746374]  ? mark_held_locks+0xc7/0x130
[  384.750524]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.755024]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.759526]  ? neigh_periodic_work+0xc60/0xc60
[  384.764126]  ? lockdep_hardirqs_on+0x296/0x5b0
[  384.768715]  ? trace_hardirqs_on+0xbd/0x310
[  384.773040]  ? kasan_check_read+0x11/0x20
[  384.777191]  ? __run_timers+0x7da/0xc70
[  384.781171]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.786288]  ? neigh_periodic_work+0xc60/0xc60
[  384.790868]  __run_timers+0x7e5/0xc70
[  384.794678]  ? timer_fixup_init+0x70/0x70
[  384.798828]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.803846]  ? zap_class+0x640/0x640
[  384.807576]  ? print_usage_bug+0xc0/0xc0
[  384.811640]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  384.816839]  ? find_held_lock+0x36/0x1c0
[  384.820906]  ? zap_class+0x640/0x640
[  384.824624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.830175]  ? check_preemption_disabled+0x48/0x280
[  384.835204]  ? __lock_is_held+0xb5/0x140
[  384.839265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.844807]  ? check_preemption_disabled+0x48/0x280
[  384.849843]  run_timer_softirq+0x52/0xb0
[  384.853906]  ? rcu_read_lock_sched_held+0x14f/0x180
[  384.858922]  __do_softirq+0x308/0xb7e
[  384.862725]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  384.867222]  ? lock_downgrade+0x900/0x900
[  384.871371]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  384.876482]  ? pvclock_read_flags+0x160/0x160
[  384.880984]  ? lapic_next_event+0x5a/0x90
[  384.885134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.890681]  ? kvm_clock_read+0x18/0x30
[  384.894658]  ? kvm_sched_clock_read+0x9/0x20
[  384.899070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.904608]  ? check_preemption_disabled+0x48/0x280
[  384.909638]  irq_exit+0x17f/0x1c0
[  384.913094]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.917934]  ? smp_reschedule_interrupt+0x109/0x650
[  384.922951]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.928837]  ? interrupt_entry+0xb5/0xc0
[  384.932899]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.937919]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.942938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.947787]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.952812]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.957837]  ? task_prio+0x50/0x50
[  384.961383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.966921]  ? check_preemption_disabled+0x48/0x280
[  384.971963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.976810]  apic_timer_interrupt+0xf/0x20
[  384.981035]  </IRQ>
[  384.983278] RIP: 0010:dump_stack+0x358/0x39d
[  384.987689] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  385.006585] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  385.014291] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  385.021560] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  385.028828] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  385.036097] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  385.043365] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  385.050688]  ? dump_stack+0x34f/0x39d
[  385.054499]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.059692]  ? mark_held_locks+0x130/0x130
[  385.063929]  ? mark_held_locks+0x130/0x130
[  385.068166]  dump_header+0x27b/0xf72
[  385.071895]  ? pagefault_out_of_memory+0x197/0x197
[  385.076835]  ? __lock_acquire+0x62f/0x4c20
[  385.081074]  ? percpu_ref_get_many+0x240/0x240
[  385.085659]  ? print_usage_bug+0xc0/0xc0
[  385.089733]  ? zap_class+0x640/0x640
[  385.093446]  ? print_usage_bug+0xc0/0xc0
[  385.097517]  ? print_usage_bug+0xc0/0xc0
[  385.101576]  ? zap_class+0x640/0x640
[  385.105291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.110830]  ? find_held_lock+0x36/0x1c0
[  385.114900]  ? mark_held_locks+0xc7/0x130
[  385.119058]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  385.124162]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  385.129267]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  385.133880]  ? trace_hardirqs_on+0xbd/0x310
[  385.138200]  ? kasan_check_read+0x11/0x20
[  385.142350]  ? ___ratelimit+0x3b4/0x672
[  385.146329]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.151461]  ? trace_hardirqs_on+0x310/0x310
[  385.155871]  ? lock_downgrade+0x900/0x900
[  385.160023]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  385.165132]  ? ___ratelimit+0x3b9/0x672
[  385.169113]  ? idr_get_free+0xf70/0xf70
[  385.173086]  ? find_held_lock+0x36/0x1c0
[  385.177162]  oom_kill_process.cold.27+0x10/0x903
[  385.181915]  ? zap_class+0x640/0x640
[  385.185629]  ? check_preemption_disabled+0x48/0x280
[  385.190653]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.195596]  ? kasan_check_read+0x11/0x20
[  385.199742]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.205025]  ? oom_evaluate_task+0x540/0x540
[  385.209442]  ? find_held_lock+0x36/0x1c0
[  385.213532]  ? out_of_memory+0x974/0x1430
[  385.217708]  ? lock_downgrade+0x900/0x900
[  385.221855]  ? check_preemption_disabled+0x48/0x280
[  385.226871]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.231801]  ? kasan_check_read+0x11/0x20
[  385.235952]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.241241]  ? rcu_softirq_qs+0x20/0x20
[  385.245219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.250753]  ? oom_evaluate_task+0x302/0x540
[  385.255164]  out_of_memory+0xa84/0x1430
[  385.259144]  ? oom_killer_disable+0x3a0/0x3a0
[  385.263643]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  385.268578]  ? __ww_mutex_check_waiters+0x160/0x160
[  385.273614]  __alloc_pages_slowpath+0x2354/0x2e10
[  385.278494]  ? warn_alloc+0x120/0x120
[  385.282315]  ? mark_held_locks+0x130/0x130
[  385.286555]  ? find_get_entry+0xaae/0x1120
[  385.290808]  ? filemap_map_pages+0x1a20/0x1a20
[  385.295400]  ? zap_class+0x640/0x640
[  385.299140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.304679]  ? check_preemption_disabled+0x48/0x280
[  385.309700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.315239]  ? should_fail+0x22d/0xd01
[  385.319133]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.324240]  ? zap_class+0x640/0x640
[  385.327978]  ? __lock_is_held+0xb5/0x140
[  385.332056]  ? mark_held_locks+0x130/0x130
[  385.336298]  ? lock_release+0xa00/0xa00
[  385.340274]  ? perf_trace_sched_process_exec+0x860/0x860
[  385.345735]  ? xa_load+0x2ba/0x460
[  385.349279]  ? lock_downgrade+0x900/0x900
[  385.353431]  ? __might_sleep+0x95/0x190
[  385.357411]  __alloc_pages_nodemask+0xa80/0xde0
[  385.362112]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  385.367128]  ? __page_cache_alloc+0x191/0x5c0
[  385.371625]  ? xa_load+0x2e1/0x460
[  385.375169]  ? xa_clear_mark+0x40/0x40
[  385.379066]  ? zap_class+0x640/0x640
[  385.382791]  ? zap_class+0x640/0x640
[  385.386507]  ? zap_class+0x640/0x640
[  385.390222]  ? __do_page_cache_readahead+0x663/0x810
[  385.395328]  ? find_held_lock+0x36/0x1c0
[  385.399393]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  385.404939]  alloc_pages_current+0x173/0x350
[  385.409367]  __page_cache_alloc+0x38c/0x5c0
[  385.413686]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.418627]  ? kasan_check_read+0x11/0x20
[  385.422780]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.428065]  ? generic_perform_write+0x6a0/0x6a0
[  385.432829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.438365]  ? check_preemption_disabled+0x48/0x280
[  385.443403]  filemap_fault+0x1595/0x25f0
[  385.447478]  ? __lock_page_or_retry+0xa00/0xa00
[  385.452174]  ? mark_held_locks+0x130/0x130
[  385.456446]  ? filemap_map_pages+0xd6b/0x1a20
[  385.460957]  ? lock_downgrade+0x900/0x900
[  385.465101]  ? check_preemption_disabled+0x48/0x280
[  385.470119]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.475054]  ? kasan_check_read+0x11/0x20
[  385.479202]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.484478]  ? rcu_softirq_qs+0x20/0x20
[  385.488467]  ? filemap_map_pages+0xd92/0x1a20
[  385.492966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.498516]  ? find_get_entries_tag+0x1400/0x1400
[  385.503376]  ? __lock_acquire+0x62f/0x4c20
[  385.507622]  ? lock_acquire+0x1ed/0x520
[  385.511600]  ? ext4_filemap_fault+0x7a/0xad
[  385.515938]  ? lock_release+0xa00/0xa00
[  385.519926]  ? perf_trace_sched_process_exec+0x860/0x860
[  385.525395]  ? print_usage_bug+0xc0/0xc0
[  385.529455]  ? print_usage_bug+0xc0/0xc0
[  385.533525]  ? down_read+0x8d/0x120
[  385.537148]  ? ext4_filemap_fault+0x7a/0xad
[  385.541473]  ? __down_interruptible+0x700/0x700
[  385.546162]  ext4_filemap_fault+0x82/0xad
[  385.550323]  __do_fault+0x100/0x6b0
[  385.553957]  ? pmd_devmap_trans_unstable+0x220/0x220
[  385.559071]  ? mark_held_locks+0x130/0x130
[  385.563311]  ? mark_held_locks+0x130/0x130
[  385.567567]  ? find_held_lock+0x36/0x1c0
[  385.571638]  ? find_held_lock+0x36/0x1c0
[  385.575699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.581243]  __handle_mm_fault+0x3ea0/0x5be0
[  385.585661]  ? poll_select_copy_remaining+0x18c/0x6a0
[  385.590856]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  385.595709]  ? __might_fault+0x12b/0x1e0
[  385.599773]  ? lock_downgrade+0x900/0x900
[  385.603930]  ? zap_class+0x640/0x640
[  385.607643]  ? zap_class+0x640/0x640
[  385.611365]  ? find_held_lock+0x36/0x1c0
[  385.615432]  ? handle_mm_fault+0x42a/0xc70
[  385.619666]  ? lock_downgrade+0x900/0x900
[  385.623819]  ? check_preemption_disabled+0x48/0x280
[  385.628853]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.633781]  ? kasan_check_read+0x11/0x20
[  385.637926]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.643199]  ? rcu_softirq_qs+0x20/0x20
[  385.647185]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.652292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.657828]  ? check_preemption_disabled+0x48/0x280
[  385.662854]  handle_mm_fault+0x54f/0xc70
[  385.666917]  ? __handle_mm_fault+0x5be0/0x5be0
[  385.671507]  ? find_vma+0x34/0x190
[  385.675265]  __do_page_fault+0x5e8/0xe60
[  385.679342]  ? trace_hardirqs_off+0xb8/0x310
[  385.683760]  do_page_fault+0xf2/0x7e0
[  385.687567]  ? vmalloc_sync_all+0x30/0x30
[  385.691729]  ? error_entry+0x70/0xd0
[  385.695439]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.700454]  ? trace_hardirqs_on_caller+0xc0/0x310
[  385.705386]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.710311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.715157]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.720178]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.725638]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  385.730653]  ? prepare_exit_to_usermode+0x291/0x3b0
[  385.735671]  ? page_fault+0x8/0x30
[  385.739216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.744097]  ? page_fault+0x8/0x30
[  385.747650]  page_fault+0x1e/0x30
[  385.751121] RIP: 0033:0x7f41334d1dd3
[  385.754846] Code: Bad RIP value.
[  385.758208] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  385.763572] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  385.770836] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  385.778102] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  385.785876] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  385.793142] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  385.800439] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  385.800452] warn_alloc_show_mem: 1 callbacks suppressed
[  385.800456] Mem-Info:
[  385.807730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.813100] active_anon:51440 inactive_anon:594 isolated_anon:0
[  385.813100]  active_file:10 inactive_file:13 isolated_file:0
[  385.813100]  unevictable:0 dirty:0 writeback:0 unstable:0
[  385.813100]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  385.813100]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  385.813100]  free:13749 free_pcp:129 free_cma:0
[  385.815477] Call Trace:
[  385.824865] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  385.857720]  <IRQ>
[  385.860294] 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
[  385.887965]  dump_stack+0x244/0x39d
[  385.890093] lowmem_reserve[]: 0 2818 6321 6321
[  385.916205]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.919813] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  385.924397]  warn_alloc.cold.116+0xb7/0x1bd
[  385.929557] lowmem_reserve[]: 0 0 3503 3503
[  385.956927]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.961237] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  385.965560]  ? lock_downgrade+0x900/0x900
[  385.970376] lowmem_reserve[]: 0 0 0 0
[  385.999348]  ? trace_hardirqs_off+0xb8/0x310
[  386.003469] 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
[  386.007270]  ? trace_hardirqs_off+0xb8/0x310
[  386.011651] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  386.025187]  __alloc_pages_slowpath+0x26e8/0x2e10
[  386.029570] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  386.044936]  ? warn_alloc+0x120/0x120
[  386.049746] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  386.065345]  ? print_usage_bug+0xc0/0xc0
[  386.069127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  386.077954]  ? warn_alloc+0x120/0x120
[  386.081997] 673 total pagecache pages
[  386.090575]  ? warn_alloc+0x120/0x120
[  386.094359] 0 pages in swap cache
[  386.098160]  ? print_usage_bug+0xc0/0xc0
[  386.101942] Swap cache stats: add 0, delete 0, find 0/0
[  386.105388]  ? print_usage_bug+0xc0/0xc0
[  386.109440] Free swap  = 0kB
[  386.114818]  ? __lock_acquire+0x62f/0x4c20
[  386.118856] Total swap = 0kB
[  386.121875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.126089] 1965979 pages RAM
[  386.129104]  ? should_fail+0x22d/0xd01
[  386.134615] 0 pages HighMem/MovableOnly
[  386.137720]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.141588] 342854 pages reserved
[  386.145559]  ? __lock_acquire+0x62f/0x4c20
[  386.150643] 0 pages cma reserved
[  386.154093]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.158452] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.161664]  ? __lock_acquire+0x62f/0x4c20
[  386.166748] init cpuset=/ mems_allowed=0
[  386.176449]  ? should_fail+0x22d/0xd01
[  386.188600]  ? find_held_lock+0x36/0x1c0
[  386.192759]  ? mark_held_locks+0x130/0x130
[  386.197005]  ? mark_held_locks+0x130/0x130
[  386.201240]  ? zap_class+0x640/0x640
[  386.204957]  ? zap_class+0x640/0x640
[  386.208685]  ? print_usage_bug+0xc0/0xc0
[  386.212744]  ? do_raw_spin_unlock+0xa7/0x330
[  386.217158]  ? zap_class+0x640/0x640
[  386.220874]  ? print_usage_bug+0xc0/0xc0
[  386.224937]  ? wq_watchdog_touch+0x9c/0xfe
[  386.229176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.234720]  ? check_preemption_disabled+0x48/0x280
[  386.239747]  ? __lock_is_held+0xb5/0x140
[  386.243821]  __alloc_pages_nodemask+0xa80/0xde0
[  386.248501]  ? zap_class+0x640/0x640
[  386.252240]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  386.257269]  ? find_held_lock+0x36/0x1c0
[  386.261344]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.266013]  ? lock_downgrade+0x900/0x900
[  386.270167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.275720]  cache_grow_begin+0xa5/0x8c0
[  386.279786]  ? do_raw_spin_unlock+0xa7/0x330
[  386.284204]  fallback_alloc+0x204/0x2e0
[  386.288186]  ____cache_alloc_node+0x1c7/0x1e0
[  386.292686]  kmem_cache_alloc_node+0xe3/0x730
[  386.297188]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.301436]  __alloc_skb+0x119/0x770
[  386.305153]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.310431]  ? netdev_alloc_frag+0x1f0/0x1f0
[  386.314840]  ? lock_downgrade+0x900/0x900
[  386.319008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.324549]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.330009]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.335461]  ? addrconf_rs_timer+0x690/0x690
[  386.339885]  ndisc_alloc_skb+0x144/0x340
[  386.343955]  ndisc_send_rs+0x331/0x6e0
[  386.347855]  addrconf_rs_timer+0x314/0x690
[  386.352099]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.356345]  call_timer_fn+0x272/0x920
[  386.360239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.364486]  ? process_timeout+0x40/0x40
[  386.368584]  ? __run_timers+0x7da/0xc70
[  386.372575]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.377069]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.381570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.385813]  ? lockdep_hardirqs_on+0x296/0x5b0
[  386.390398]  ? trace_hardirqs_on+0xbd/0x310
[  386.394724]  ? kasan_check_read+0x11/0x20
[  386.398875]  ? __run_timers+0x7da/0xc70
[  386.402855]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.407962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.412224]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.416460]  __run_timers+0x7e5/0xc70
[  386.420294]  ? timer_fixup_init+0x70/0x70
[  386.424447]  ? lock_acquire+0x1ed/0x520
[  386.428421]  ? zap_class+0x640/0x640
[  386.432141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.437684]  ? kasan_check_read+0x11/0x20
[  386.441845]  ? do_raw_spin_lock+0x14f/0x350
[  386.446179]  ? find_held_lock+0x36/0x1c0
[  386.450249]  ? zap_class+0x640/0x640
[  386.454010]  ? pvclock_read_flags+0x160/0x160
[  386.458509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.464070]  ? check_preemption_disabled+0x48/0x280
[  386.469099]  ? __lock_is_held+0xb5/0x140
[  386.473160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.478708]  ? check_preemption_disabled+0x48/0x280
[  386.483732]  run_timer_softirq+0x52/0xb0
[  386.487798]  ? rcu_read_lock_sched_held+0x14f/0x180
[  386.492826]  __do_softirq+0x308/0xb7e
[  386.496642]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  386.501148]  ? lock_downgrade+0x900/0x900
[  386.505300]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  386.510412]  ? pvclock_read_flags+0x160/0x160
[  386.514913]  ? lapic_next_event+0x5a/0x90
[  386.519067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.524612]  ? kvm_clock_read+0x18/0x30
[  386.528588]  ? kvm_sched_clock_read+0x9/0x20
[  386.532999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.538537]  ? check_preemption_disabled+0x48/0x280
[  386.543589]  irq_exit+0x17f/0x1c0
[  386.547042]  smp_apic_timer_interrupt+0x1cb/0x760
[  386.551884]  ? smp_reschedule_interrupt+0x109/0x650
[  386.556925]  ? smp_call_function_single_interrupt+0x650/0x650
[  386.562810]  ? interrupt_entry+0xb5/0xc0
[  386.566877]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.571915]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.576931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.581790]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.586820]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.591850]  ? task_prio+0x50/0x50
[  386.595391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.600939]  ? check_preemption_disabled+0x48/0x280
[  386.605962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.610816]  apic_timer_interrupt+0xf/0x20
[  386.615044]  </IRQ>
[  386.617306] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  386.623193] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  386.642094] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  386.649816] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  386.657095] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  386.664385] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  386.671653] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  386.678921] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  386.686219]  ? save_stack+0xa9/0xd0
[  386.689867]  __kmalloc_node_track_caller+0x3c/0x70
[  386.694819]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  386.699582]  pskb_expand_head+0x230/0x10f0
[  386.703823]  ? check_preemption_disabled+0x48/0x280
[  386.708841]  ? memcpy+0x45/0x50
[  386.712124]  ? __copy_skb_header+0x350/0x6b0
[  386.716540]  ? skb_release_data+0x880/0x880
[  386.720869]  ? __alloc_skb+0x770/0x770
[  386.724770]  ? __lock_is_held+0xb5/0x140
[  386.728837]  ? kasan_check_write+0x14/0x20
[  386.733069]  ? __skb_clone+0x6c7/0xa00
[  386.736959]  ? __copy_skb_header+0x6b0/0x6b0
[  386.741370]  ? kmem_cache_alloc+0x33a/0x730
[  386.745713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.751259]  skb_ensure_writable+0x3dd/0x640
[  386.755676]  ? skb_checksum_setup+0xaa0/0xaa0
[  386.760201]  ? preempt_notifier_register+0x200/0x200
[  386.765328]  ? __switch_to_asm+0x34/0x70
[  386.769386]  ? __switch_to_asm+0x34/0x70
[  386.773441]  ? __switch_to_asm+0x40/0x70
[  386.777499]  ? __switch_to_asm+0x34/0x70
[  386.781570]  ? __switch_to_asm+0x40/0x70
[  386.785642]  ? __switch_to_asm+0x40/0x70
[  386.789701]  ? __switch_to_asm+0x34/0x70
[  386.793763]  ? __switch_to_asm+0x34/0x70
[  386.797821]  ? __switch_to_asm+0x40/0x70
[  386.801878]  ? __switch_to_asm+0x34/0x70
[  386.805947]  bpf_clone_redirect+0x14a/0x490
[  386.810285]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  386.815303]  ? __sched_text_start+0x8/0x8
[  386.819456]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  386.824220]  ? find_held_lock+0x36/0x1c0
[  386.828296]  ? lock_acquire+0x1ed/0x520
[  386.832269]  ? bpf_test_run+0x3cb/0x780
[  386.836246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.841788]  ? check_preemption_disabled+0x48/0x280
[  386.846811]  ? kasan_check_read+0x11/0x20
[  386.850958]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.856234]  ? rcu_softirq_qs+0x20/0x20
[  386.860212]  ? preempt_schedule+0x4d/0x60
[  386.864361]  ? ___preempt_schedule+0x16/0x18
[  386.868783]  ? bpf_test_run+0x25d/0x780
[  386.872772]  ? netlink_diag_dump+0x2a0/0x2a0
[  386.877185]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.882725]  ? bpf_test_init.isra.10+0x70/0x100
[  386.887402]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  386.892167]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  386.897021]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  386.902573]  ? fput+0x130/0x1a0
[  386.905856]  ? __bpf_prog_get+0x9b/0x290
[  386.909922]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  386.914764]  ? bpf_prog_test_run+0x130/0x1a0
[  386.919174]  ? __x64_sys_bpf+0x3d8/0x520
[  386.923252]  ? bpf_prog_get+0x20/0x20
[  386.927076]  ? do_syscall_64+0x1b9/0x820
[  386.931140]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  386.936505]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.941452]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.946473]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  386.951490]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  386.958156]  ? __switch_to_asm+0x40/0x70
[  386.962214]  ? __switch_to_asm+0x34/0x70
[  386.966279]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.971130]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  386.976513] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  386.976616] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  386.982669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.982678] Call Trace:
[  386.989256] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.998504]  <IRQ>
[  387.001085] syz-executor1 cpuset=syz1 mems_allowed=0
[  387.011580]  dump_stack+0x244/0x39d
[  387.022428]  ? dump_stack_print_info.cold.1+0x20/0x20
[  387.027636]  warn_alloc.cold.116+0xb7/0x1bd
[  387.031988]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.036851]  ? lock_downgrade+0x900/0x900
[  387.041007]  ? trace_hardirqs_off+0xb8/0x310
[  387.045450]  ? trace_hardirqs_off+0xb8/0x310
[  387.049871]  __alloc_pages_slowpath+0x26e8/0x2e10
[  387.054747]  ? warn_alloc+0x120/0x120
[  387.058557]  ? warn_alloc+0x120/0x120
[  387.062379]  ? warn_alloc+0x120/0x120
[  387.066185]  ? print_usage_bug+0xc0/0xc0
[  387.070253]  ? enqueue_hrtimer+0x1a5/0x560
[  387.074505]  ? print_usage_bug+0xc0/0xc0
[  387.078569]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  387.083773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.089315]  ? should_fail+0x22d/0xd01
[  387.093206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.098322]  ? __lock_acquire+0x62f/0x4c20
[  387.102559]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.107675]  ? __lock_acquire+0x62f/0x4c20
[  387.111908]  ? should_fail+0x22d/0xd01
[  387.115819]  ? mark_held_locks+0x130/0x130
[  387.120062]  ? mark_held_locks+0x130/0x130
[  387.124301]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  387.129318]  ? ktime_get+0x2c1/0x400
[  387.133034]  ? zap_class+0x640/0x640
[  387.136777]  ? print_usage_bug+0xc0/0xc0
[  387.140844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.146385]  ? check_preemption_disabled+0x48/0x280
[  387.151414]  ? __lock_is_held+0xb5/0x140
[  387.155482]  __alloc_pages_nodemask+0xa80/0xde0
[  387.160155]  ? zap_class+0x640/0x640
[  387.163905]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  387.168935]  ? find_held_lock+0x36/0x1c0
[  387.173013]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.177700]  ? lock_downgrade+0x900/0x900
[  387.181857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.187403]  cache_grow_begin+0xa5/0x8c0
[  387.191468]  ? do_raw_spin_unlock+0xa7/0x330
[  387.195886]  fallback_alloc+0x204/0x2e0
[  387.199867]  ____cache_alloc_node+0x1c7/0x1e0
[  387.204372]  kmem_cache_alloc_node+0xe3/0x730
[  387.208869]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.213127]  __alloc_skb+0x119/0x770
[  387.216864]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.222144]  ? netdev_alloc_frag+0x1f0/0x1f0
[  387.226548]  ? lock_downgrade+0x900/0x900
[  387.230717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.236257]  ? refcount_sub_and_test_checked+0x203/0x310
[  387.241714]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  387.247162]  ? addrconf_rs_timer+0x690/0x690
[  387.251582]  ndisc_alloc_skb+0x144/0x340
[  387.255655]  ndisc_send_rs+0x331/0x6e0
[  387.259552]  addrconf_rs_timer+0x314/0x690
[  387.263796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.268047]  call_timer_fn+0x272/0x920
[  387.271934]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.276184]  ? process_timeout+0x40/0x40
[  387.280266]  ? mark_held_locks+0xc7/0x130
[  387.284419]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.288915]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.293408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.297646]  ? lockdep_hardirqs_on+0x296/0x5b0
[  387.302244]  ? trace_hardirqs_on+0xbd/0x310
[  387.306569]  ? kasan_check_read+0x11/0x20
[  387.310727]  ? __run_timers+0x7da/0xc70
[  387.314703]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.319822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.324061]  __run_timers+0x7e5/0xc70
[  387.327877]  ? timer_fixup_init+0x70/0x70
[  387.332062]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  387.337097]  ? zap_class+0x640/0x640
[  387.340818]  ? print_usage_bug+0xc0/0xc0
[  387.344885]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  387.350100]  ? find_held_lock+0x36/0x1c0
[  387.354176]  ? zap_class+0x640/0x640
[  387.357898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.363437]  ? check_preemption_disabled+0x48/0x280
[  387.368462]  ? __lock_is_held+0xb5/0x140
[  387.372529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.378075]  ? check_preemption_disabled+0x48/0x280
[  387.383124]  run_timer_softirq+0x52/0xb0
[  387.387190]  ? rcu_read_lock_sched_held+0x14f/0x180
[  387.392219]  __do_softirq+0x308/0xb7e
[  387.396054]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  387.400565]  ? lock_downgrade+0x900/0x900
[  387.404722]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  387.409836]  ? pvclock_read_flags+0x160/0x160
[  387.414338]  ? lapic_next_event+0x5a/0x90
[  387.418489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.424032]  ? kvm_clock_read+0x18/0x30
[  387.428027]  ? kvm_sched_clock_read+0x9/0x20
[  387.432442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.437989]  ? check_preemption_disabled+0x48/0x280
[  387.443018]  irq_exit+0x17f/0x1c0
[  387.446482]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.451321]  ? smp_reschedule_interrupt+0x109/0x650
[  387.456361]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.462256]  ? interrupt_entry+0xb5/0xc0
[  387.466335]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.471352]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.476364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.481216]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.486231]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.491263]  ? task_prio+0x50/0x50
[  387.494819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.500356]  ? check_preemption_disabled+0x48/0x280
[  387.505378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.510228]  apic_timer_interrupt+0xf/0x20
[  387.514467]  </IRQ>
[  387.516718] RIP: 0010:dump_stack+0x358/0x39d
[  387.521125] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  387.540021] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  387.547731] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  387.554998] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  387.562266] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  387.569536] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  387.576805] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  387.584103]  ? dump_stack+0x34f/0x39d
[  387.587918]  ? dump_stack_print_info.cold.1+0x20/0x20
[  387.593110]  ? mark_held_locks+0x130/0x130
[  387.597345]  ? mark_held_locks+0x130/0x130
[  387.601599]  dump_header+0x27b/0xf72
[  387.605349]  ? pagefault_out_of_memory+0x197/0x197
[  387.610294]  ? __lock_acquire+0x62f/0x4c20
[  387.614531]  ? percpu_ref_get_many+0x240/0x240
[  387.619127]  ? print_usage_bug+0xc0/0xc0
[  387.623194]  ? zap_class+0x640/0x640
[  387.626922]  ? print_usage_bug+0xc0/0xc0
[  387.631008]  ? print_usage_bug+0xc0/0xc0
[  387.635075]  ? zap_class+0x640/0x640
[  387.638794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.644338]  ? find_held_lock+0x36/0x1c0
[  387.648408]  ? mark_held_locks+0xc7/0x130
[  387.652579]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  387.657678]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  387.662784]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  387.667365]  ? trace_hardirqs_on+0xbd/0x310
[  387.671715]  ? kasan_check_read+0x11/0x20
[  387.675974]  ? ___ratelimit+0x3b4/0x672
[  387.679954]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.685063]  ? trace_hardirqs_on+0x310/0x310
[  387.689474]  ? lock_downgrade+0x900/0x900
[  387.693632]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  387.698731]  ? ___ratelimit+0x3b9/0x672
[  387.702718]  ? idr_get_free+0xf70/0xf70
[  387.706704]  ? find_held_lock+0x36/0x1c0
[  387.710771]  oom_kill_process.cold.27+0x10/0x903
[  387.715525]  ? zap_class+0x640/0x640
[  387.719242]  ? check_preemption_disabled+0x48/0x280
[  387.724264]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.729191]  ? kasan_check_read+0x11/0x20
[  387.733336]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.738614]  ? oom_evaluate_task+0x540/0x540
[  387.743031]  ? find_held_lock+0x36/0x1c0
[  387.747102]  ? out_of_memory+0x974/0x1430
[  387.751250]  ? lock_downgrade+0x900/0x900
[  387.755411]  ? check_preemption_disabled+0x48/0x280
[  387.760431]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.765358]  ? kasan_check_read+0x11/0x20
[  387.769506]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.774784]  ? rcu_softirq_qs+0x20/0x20
[  387.778764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.784752]  ? oom_evaluate_task+0x302/0x540
[  387.789171]  out_of_memory+0xa84/0x1430
[  387.793160]  ? oom_killer_disable+0x3a0/0x3a0
[  387.797659]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  387.802597]  ? __ww_mutex_check_waiters+0x160/0x160
[  387.807642]  __alloc_pages_slowpath+0x2354/0x2e10
[  387.812517]  ? warn_alloc+0x120/0x120
[  387.816322]  ? mark_held_locks+0x130/0x130
[  387.820568]  ? find_get_entry+0xaae/0x1120
[  387.824833]  ? filemap_map_pages+0x1a20/0x1a20
[  387.829435]  ? zap_class+0x640/0x640
[  387.833164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.838717]  ? check_preemption_disabled+0x48/0x280
[  387.843734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.849273]  ? should_fail+0x22d/0xd01
[  387.853164]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.858268]  ? zap_class+0x640/0x640
[  387.862009]  ? __lock_is_held+0xb5/0x140
[  387.866084]  ? mark_held_locks+0x130/0x130
[  387.870322]  ? lock_release+0xa00/0xa00
[  387.874300]  ? perf_trace_sched_process_exec+0x860/0x860
[  387.879750]  ? xa_load+0x2ba/0x460
[  387.883290]  ? lock_downgrade+0x900/0x900
[  387.887469]  ? __might_sleep+0x95/0x190
[  387.891452]  __alloc_pages_nodemask+0xa80/0xde0
[  387.896131]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  387.901147]  ? __page_cache_alloc+0x191/0x5c0
[  387.905640]  ? xa_load+0x2e1/0x460
[  387.909184]  ? xa_clear_mark+0x40/0x40
[  387.913078]  ? zap_class+0x640/0x640
[  387.916807]  ? zap_class+0x640/0x640
[  387.920521]  ? zap_class+0x640/0x640
[  387.924261]  ? __do_page_cache_readahead+0x663/0x810
[  387.929368]  ? find_held_lock+0x36/0x1c0
[  387.933434]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  387.938983]  alloc_pages_current+0x173/0x350
[  387.943403]  __page_cache_alloc+0x38c/0x5c0
[  387.947722]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.952654]  ? kasan_check_read+0x11/0x20
[  387.958367]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.963652]  ? generic_perform_write+0x6a0/0x6a0
[  387.968411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.973949]  ? check_preemption_disabled+0x48/0x280
[  387.978974]  filemap_fault+0x1595/0x25f0
[  387.983055]  ? __lock_page_or_retry+0xa00/0xa00
[  387.987728]  ? mark_held_locks+0x130/0x130
[  387.991974]  ? filemap_map_pages+0xd6b/0x1a20
[  387.996471]  ? lock_downgrade+0x900/0x900
[  388.000623]  ? check_preemption_disabled+0x48/0x280
[  388.005644]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.010574]  ? kasan_check_read+0x11/0x20
[  388.014721]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.019999]  ? rcu_softirq_qs+0x20/0x20
[  388.023995]  ? filemap_map_pages+0xd92/0x1a20
[  388.028498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.034061]  ? find_get_entries_tag+0x1400/0x1400
[  388.038914]  ? __lock_acquire+0x62f/0x4c20
[  388.043163]  ? lock_acquire+0x1ed/0x520
[  388.047143]  ? ext4_filemap_fault+0x7a/0xad
[  388.051475]  ? lock_release+0xa00/0xa00
[  388.055448]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.060901]  ? print_usage_bug+0xc0/0xc0
[  388.064967]  ? print_usage_bug+0xc0/0xc0
[  388.069050]  ? down_read+0x8d/0x120
[  388.072675]  ? ext4_filemap_fault+0x7a/0xad
[  388.076997]  ? __down_interruptible+0x700/0x700
[  388.081682]  ext4_filemap_fault+0x82/0xad
[  388.085836]  __do_fault+0x100/0x6b0
[  388.089495]  ? pmd_devmap_trans_unstable+0x220/0x220
[  388.094602]  ? mark_held_locks+0x130/0x130
[  388.098843]  ? mark_held_locks+0x130/0x130
[  388.103084]  ? find_held_lock+0x36/0x1c0
[  388.107153]  ? find_held_lock+0x36/0x1c0
[  388.111226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.116771]  __handle_mm_fault+0x3ea0/0x5be0
[  388.121183]  ? poll_select_copy_remaining+0x18c/0x6a0
[  388.126398]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  388.131252]  ? __might_fault+0x12b/0x1e0
[  388.135317]  ? lock_downgrade+0x900/0x900
[  388.139488]  ? zap_class+0x640/0x640
[  388.143204]  ? zap_class+0x640/0x640
[  388.146925]  ? find_held_lock+0x36/0x1c0
[  388.151023]  ? handle_mm_fault+0x42a/0xc70
[  388.155277]  ? lock_downgrade+0x900/0x900
[  388.159424]  ? check_preemption_disabled+0x48/0x280
[  388.164443]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.169375]  ? kasan_check_read+0x11/0x20
[  388.173526]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.178803]  ? rcu_softirq_qs+0x20/0x20
[  388.182782]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.187888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.193432]  ? check_preemption_disabled+0x48/0x280
[  388.198461]  handle_mm_fault+0x54f/0xc70
[  388.202527]  ? __handle_mm_fault+0x5be0/0x5be0
[  388.207149]  ? find_vma+0x34/0x190
[  388.210713]  __do_page_fault+0x5e8/0xe60
[  388.214777]  ? trace_hardirqs_off+0xb8/0x310
[  388.219198]  do_page_fault+0xf2/0x7e0
[  388.222999]  ? vmalloc_sync_all+0x30/0x30
[  388.227147]  ? error_entry+0x70/0xd0
[  388.230873]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.235892]  ? trace_hardirqs_on_caller+0xc0/0x310
[  388.240825]  ? syscall_return_slowpath+0x5e0/0x5e0
[  388.245754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.250600]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.255619]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.261076]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  388.266092]  ? prepare_exit_to_usermode+0x291/0x3b0
[  388.271112]  ? page_fault+0x8/0x30
[  388.274656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.279500]  ? page_fault+0x8/0x30
[  388.283058]  page_fault+0x1e/0x30
[  388.286515] RIP: 0033:0x7f41334d1dd3
[  388.290243] Code: Bad RIP value.
[  388.293603] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  388.298961] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  388.306226] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  388.313493] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  388.320759] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  388.328028] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  388.335325] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  388.335330] warn_alloc_show_mem: 1 callbacks suppressed
[  388.335338] Mem-Info:
[  388.342615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  388.347987] active_anon:51440 inactive_anon:594 isolated_anon:0
[  388.347987]  active_file:10 inactive_file:13 isolated_file:0
[  388.347987]  unevictable:0 dirty:0 writeback:0 unstable:0
[  388.347987]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  388.347987]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  388.347987]  free:13749 free_pcp:129 free_cma:0
[  388.350363] Call Trace:
[  388.359757] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  388.392690]  <IRQ>
[  388.395262] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  388.422933]  dump_stack+0x244/0x39d
[  388.425066] lowmem_reserve[]: 0 2818 6321 6321
[  388.451175]  ? dump_stack_print_info.cold.1+0x20/0x20
[  388.454777] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  388.459364]  warn_alloc.cold.116+0xb7/0x1bd
[  388.464521] lowmem_reserve[]: 0 0 3503 3503
[  388.491863]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.496160] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  388.500477]  ? lock_downgrade+0x900/0x900
[  388.505294] lowmem_reserve[]: 0 0 0 0
[  388.534284]  ? trace_hardirqs_off+0xb8/0x310
[  388.538405] 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
[  388.542204]  ? trace_hardirqs_off+0xb8/0x310
[  388.546613] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  388.560136]  __alloc_pages_slowpath+0x26e8/0x2e10
[  388.564518] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  388.579894]  ? warn_alloc+0x120/0x120
[  388.584737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  388.600335]  ? print_usage_bug+0xc0/0xc0
[  388.604119] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  388.612942]  ? warn_alloc+0x120/0x120
[  388.616984] 673 total pagecache pages
[  388.625572]  ? warn_alloc+0x120/0x120
[  388.629359] 0 pages in swap cache
[  388.633147]  ? print_usage_bug+0xc0/0xc0
[  388.636929] Swap cache stats: add 0, delete 0, find 0/0
[  388.640375]  ? kvm_clock_read+0x18/0x30
[  388.644410] Free swap  = 0kB
[  388.649770]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  388.653718] Total swap = 0kB
[  388.656733]  ? print_usage_bug+0xc0/0xc0
[  388.661729] 1965979 pages RAM
[  388.664742]  ? __lock_acquire+0x62f/0x4c20
[  388.668774] 0 pages HighMem/MovableOnly
[  388.668784] 342854 pages reserved
[  388.671894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.676107] 0 pages cma reserved
[  388.680088]  ? should_fail+0x22d/0xd01
[  388.683600] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  388.689066]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.689085]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.689103]  ? __lock_acquire+0x62f/0x4c20
[  388.692519] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  388.696341]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.702809] init cpuset=/ mems_allowed=0
[  388.708099]  ? __lock_acquire+0x62f/0x4c20
[  388.708115]  ? should_fail+0x22d/0xd01
[  388.744350]  ? rcu_irq_exit+0x1a2/0x390
[  388.748336]  ? mark_held_locks+0x130/0x130
[  388.752585]  ? mark_held_locks+0x130/0x130
[  388.757305]  ? mark_held_locks+0xc7/0x130
[  388.761455]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  388.766470]  ? zap_class+0x640/0x640
[  388.770183]  ? print_usage_bug+0xc0/0xc0
[  388.774252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.779790]  ? check_preemption_disabled+0x48/0x280
[  388.784817]  ? __lock_is_held+0xb5/0x140
[  388.788909]  __alloc_pages_nodemask+0xa80/0xde0
[  388.793580]  ? zap_class+0x640/0x640
[  388.797298]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  388.802331]  ? find_held_lock+0x36/0x1c0
[  388.806405]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.811091]  ? lock_downgrade+0x900/0x900
[  388.815245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.820806]  cache_grow_begin+0xa5/0x8c0
[  388.824869]  ? do_raw_spin_unlock+0xa7/0x330
[  388.829287]  fallback_alloc+0x204/0x2e0
[  388.833269]  ____cache_alloc_node+0x1c7/0x1e0
[  388.837771]  kmem_cache_alloc_node+0xe3/0x730
[  388.842271]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.846516]  __alloc_skb+0x119/0x770
[  388.850243]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.855520]  ? netdev_alloc_frag+0x1f0/0x1f0
[  388.859944]  ? lock_downgrade+0x900/0x900
[  388.864099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.869637]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.875088]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.880550]  ? addrconf_rs_timer+0x690/0x690
[  388.884972]  ndisc_alloc_skb+0x144/0x340
[  388.889040]  ndisc_send_rs+0x331/0x6e0
[  388.892935]  addrconf_rs_timer+0x314/0x690
[  388.897177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.901435]  call_timer_fn+0x272/0x920
[  388.905323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.909580]  ? process_timeout+0x40/0x40
[  388.913689]  ? __run_timers+0x7da/0xc70
[  388.917664]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.922157]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.926656]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.930914]  ? lockdep_hardirqs_on+0x296/0x5b0
[  388.935501]  ? trace_hardirqs_on+0xbd/0x310
[  388.939841]  ? kasan_check_read+0x11/0x20
[  388.943986]  ? __run_timers+0x7da/0xc70
[  388.947963]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.953082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.957333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.961571]  __run_timers+0x7e5/0xc70
[  388.965388]  ? timer_fixup_init+0x70/0x70
[  388.969551]  ? lock_acquire+0x1ed/0x520
[  388.973539]  ? zap_class+0x640/0x640
[  388.977258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.982799]  ? kasan_check_read+0x11/0x20
[  388.986948]  ? do_raw_spin_lock+0x14f/0x350
[  388.991276]  ? find_held_lock+0x36/0x1c0
[  388.995355]  ? zap_class+0x640/0x640
[  388.999099]  ? pvclock_read_flags+0x160/0x160
[  389.003598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.009133]  ? check_preemption_disabled+0x48/0x280
[  389.014157]  ? __lock_is_held+0xb5/0x140
[  389.018219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.023759]  ? check_preemption_disabled+0x48/0x280
[  389.028782]  run_timer_softirq+0x52/0xb0
[  389.032850]  ? rcu_read_lock_sched_held+0x14f/0x180
[  389.037867]  __do_softirq+0x308/0xb7e
[  389.041698]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  389.046197]  ? lock_downgrade+0x900/0x900
[  389.050348]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  389.055459]  ? pvclock_read_flags+0x160/0x160
[  389.059957]  ? lapic_next_event+0x5a/0x90
[  389.064106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.069648]  ? kvm_clock_read+0x18/0x30
[  389.073626]  ? kvm_sched_clock_read+0x9/0x20
[  389.078036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.083582]  ? check_preemption_disabled+0x48/0x280
[  389.088613]  irq_exit+0x17f/0x1c0
[  389.092073]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.096913]  ? smp_reschedule_interrupt+0x109/0x650
[  389.101931]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.107813]  ? interrupt_entry+0xb5/0xc0
[  389.111876]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.116891]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.121914]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.126759]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.131780]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.136796]  ? task_prio+0x50/0x50
[  389.140338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.145877]  ? check_preemption_disabled+0x48/0x280
[  389.150900]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.155751]  apic_timer_interrupt+0xf/0x20
[  389.159976]  </IRQ>
[  389.162245] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  389.168132] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  389.187028] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  389.194733] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  389.202005] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  389.209285] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  389.216559] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  389.223829] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  389.231123]  ? save_stack+0xa9/0xd0
[  389.234850]  __kmalloc_node_track_caller+0x3c/0x70
[  389.239786]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  389.244561]  pskb_expand_head+0x230/0x10f0
[  389.248799]  ? check_preemption_disabled+0x48/0x280
[  389.253820]  ? memcpy+0x45/0x50
[  389.257101]  ? __copy_skb_header+0x350/0x6b0
[  389.261524]  ? skb_release_data+0x880/0x880
[  389.265871]  ? __alloc_skb+0x770/0x770
[  389.269777]  ? __lock_is_held+0xb5/0x140
[  389.273869]  ? kasan_check_write+0x14/0x20
[  389.278111]  ? __skb_clone+0x6c7/0xa00
[  389.282018]  ? __copy_skb_header+0x6b0/0x6b0
[  389.286439]  ? kmem_cache_alloc+0x33a/0x730
[  389.290767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.296314]  skb_ensure_writable+0x3dd/0x640
[  389.300734]  ? skb_checksum_setup+0xaa0/0xaa0
[  389.305237]  ? preempt_notifier_register+0x200/0x200
[  389.310362]  ? __switch_to_asm+0x34/0x70
[  389.314426]  ? __switch_to_asm+0x34/0x70
[  389.318485]  ? __switch_to_asm+0x40/0x70
[  389.322570]  ? __switch_to_asm+0x34/0x70
[  389.326644]  ? __switch_to_asm+0x40/0x70
[  389.330706]  ? __switch_to_asm+0x40/0x70
[  389.334765]  ? __switch_to_asm+0x34/0x70
[  389.338829]  ? __switch_to_asm+0x34/0x70
[  389.342891]  ? __switch_to_asm+0x40/0x70
[  389.346953]  ? __switch_to_asm+0x34/0x70
[  389.351020]  bpf_clone_redirect+0x14a/0x490
[  389.355363]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  389.360387]  ? __sched_text_start+0x8/0x8
[  389.364549]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.369314]  ? find_held_lock+0x36/0x1c0
[  389.373384]  ? lock_acquire+0x1ed/0x520
[  389.377360]  ? bpf_test_run+0x3cb/0x780
[  389.381338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.386881]  ? check_preemption_disabled+0x48/0x280
[  389.391903]  ? kasan_check_read+0x11/0x20
[  389.396066]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.401355]  ? rcu_softirq_qs+0x20/0x20
[  389.405333]  ? preempt_schedule+0x4d/0x60
[  389.409487]  ? ___preempt_schedule+0x16/0x18
[  389.413907]  ? bpf_test_run+0x25d/0x780
[  389.417893]  ? netlink_diag_dump+0x2a0/0x2a0
[  389.422313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.427891]  ? bpf_test_init.isra.10+0x70/0x100
[  389.432576]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  389.437342]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  389.442198]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.447736]  ? fput+0x130/0x1a0
[  389.451048]  ? __bpf_prog_get+0x9b/0x290
[  389.455123]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  389.459976]  ? bpf_prog_test_run+0x130/0x1a0
[  389.464428]  ? __x64_sys_bpf+0x3d8/0x520
[  389.468491]  ? bpf_prog_get+0x20/0x20
[  389.472312]  ? do_syscall_64+0x1b9/0x820
[  389.476374]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.481738]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.486675]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.491693]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.496713]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  389.503387]  ? __switch_to_asm+0x40/0x70
[  389.507461]  ? __switch_to_asm+0x34/0x70
[  389.511526]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.516401]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.521796] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  389.521895] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.527960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.527966] Call Trace:
[  389.527972]  <IRQ>
[  389.527990]  dump_stack+0x244/0x39d
[  389.528011]  ? dump_stack_print_info.cold.1+0x20/0x20
[  389.534614] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.543853]  warn_alloc.cold.116+0xb7/0x1bd
[  389.546409] syz-executor1 cpuset=syz1 mems_allowed=0
[  389.548561]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.582080]  ? lock_downgrade+0x900/0x900
[  389.586240]  ? trace_hardirqs_off+0xb8/0x310
[  389.590674]  ? trace_hardirqs_off+0xb8/0x310
[  389.595089]  __alloc_pages_slowpath+0x26e8/0x2e10
[  389.599962]  ? warn_alloc+0x120/0x120
[  389.603769]  ? print_usage_bug+0xc0/0xc0
[  389.607839]  ? warn_alloc+0x120/0x120
[  389.611647]  ? warn_alloc+0x120/0x120
[  389.615450]  ? print_usage_bug+0xc0/0xc0
[  389.619543]  ? print_usage_bug+0xc0/0xc0
[  389.623610]  ? __lock_acquire+0x62f/0x4c20
[  389.627853]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.633395]  ? should_fail+0x22d/0xd01
[  389.637285]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.642393]  ? __lock_acquire+0x62f/0x4c20
[  389.646635]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.651741]  ? __lock_acquire+0x62f/0x4c20
[  389.655978]  ? should_fail+0x22d/0xd01
[  389.659881]  ? find_held_lock+0x36/0x1c0
[  389.663949]  ? mark_held_locks+0x130/0x130
[  389.668198]  ? mark_held_locks+0x130/0x130
[  389.672669]  ? zap_class+0x640/0x640
[  389.676387]  ? zap_class+0x640/0x640
[  389.680102]  ? print_usage_bug+0xc0/0xc0
[  389.684172]  ? do_raw_spin_unlock+0xa7/0x330
[  389.688596]  ? zap_class+0x640/0x640
[  389.692308]  ? print_usage_bug+0xc0/0xc0
[  389.696367]  ? wq_watchdog_touch+0x9c/0xfe
[  389.700616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.706182]  ? check_preemption_disabled+0x48/0x280
[  389.711208]  ? __lock_is_held+0xb5/0x140
[  389.715297]  __alloc_pages_nodemask+0xa80/0xde0
[  389.719969]  ? zap_class+0x640/0x640
[  389.723696]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  389.728727]  ? find_held_lock+0x36/0x1c0
[  389.732804]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.737479]  ? lock_downgrade+0x900/0x900
[  389.741637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.747181]  cache_grow_begin+0xa5/0x8c0
[  389.751249]  ? do_raw_spin_unlock+0xa7/0x330
[  389.755667]  fallback_alloc+0x204/0x2e0
[  389.759651]  ____cache_alloc_node+0x1c7/0x1e0
[  389.764159]  kmem_cache_alloc_node+0xe3/0x730
[  389.768660]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.772908]  __alloc_skb+0x119/0x770
[  389.776627]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.782379]  ? netdev_alloc_frag+0x1f0/0x1f0
[  389.786792]  ? lock_downgrade+0x900/0x900
[  389.790954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.796495]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.801963]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.807425]  ? addrconf_rs_timer+0x690/0x690
[  389.811852]  ndisc_alloc_skb+0x144/0x340
[  389.815922]  ndisc_send_rs+0x331/0x6e0
[  389.819820]  addrconf_rs_timer+0x314/0x690
[  389.824093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.828345]  call_timer_fn+0x272/0x920
[  389.832238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.836475]  ? process_timeout+0x40/0x40
[  389.840555]  ? mark_held_locks+0xc7/0x130
[  389.844713]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.849206]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.853701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.857938]  ? lockdep_hardirqs_on+0x296/0x5b0
[  389.862527]  ? trace_hardirqs_on+0xbd/0x310
[  389.866861]  ? kasan_check_read+0x11/0x20
[  389.871008]  ? __run_timers+0x7da/0xc70
[  389.874983]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.880093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.884336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.888569]  __run_timers+0x7e5/0xc70
[  389.892385]  ? timer_fixup_init+0x70/0x70
[  389.896544]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.901568]  ? zap_class+0x640/0x640
[  389.905287]  ? print_usage_bug+0xc0/0xc0
[  389.909353]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.914556]  ? find_held_lock+0x36/0x1c0
[  389.918629]  ? zap_class+0x640/0x640
[  389.922352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.927894]  ? check_preemption_disabled+0x48/0x280
[  389.932920]  ? __lock_is_held+0xb5/0x140
[  389.936998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.942559]  ? check_preemption_disabled+0x48/0x280
[  389.947585]  run_timer_softirq+0x52/0xb0
[  389.951650]  ? rcu_read_lock_sched_held+0x14f/0x180
[  389.956679]  __do_softirq+0x308/0xb7e
[  389.960492]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  389.964987]  ? lock_downgrade+0x900/0x900
[  389.969139]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  389.974265]  ? pvclock_read_flags+0x160/0x160
[  389.978768]  ? lapic_next_event+0x5a/0x90
[  389.982920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.988468]  ? kvm_clock_read+0x18/0x30
[  389.992444]  ? kvm_sched_clock_read+0x9/0x20
[  389.996855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.002395]  ? check_preemption_disabled+0x48/0x280
[  390.007426]  irq_exit+0x17f/0x1c0
[  390.010882]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.015724]  ? smp_reschedule_interrupt+0x109/0x650
[  390.020742]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.026632]  ? interrupt_entry+0xb5/0xc0
[  390.030700]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.035715]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.040737]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.045582]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.050598]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.055623]  ? task_prio+0x50/0x50
[  390.059167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.064710]  ? check_preemption_disabled+0x48/0x280
[  390.069733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.074589]  apic_timer_interrupt+0xf/0x20
[  390.078815]  </IRQ>
[  390.081062] RIP: 0010:dump_stack+0x358/0x39d
[  390.085474] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  390.104375] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  390.112084] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  390.119351] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  390.126624] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  390.133889] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  390.141184] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  390.148494]  ? dump_stack+0x34f/0x39d
[  390.152338]  ? dump_stack_print_info.cold.1+0x20/0x20
[  390.157561]  ? mark_held_locks+0x130/0x130
[  390.161799]  ? mark_held_locks+0x130/0x130
[  390.166072]  dump_header+0x27b/0xf72
[  390.169811]  ? pagefault_out_of_memory+0x197/0x197
[  390.174750]  ? __lock_acquire+0x62f/0x4c20
[  390.179016]  ? percpu_ref_get_many+0x240/0x240
[  390.183627]  ? print_usage_bug+0xc0/0xc0
[  390.187718]  ? zap_class+0x640/0x640
[  390.191434]  ? print_usage_bug+0xc0/0xc0
[  390.195499]  ? print_usage_bug+0xc0/0xc0
[  390.199585]  ? zap_class+0x640/0x640
[  390.203311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.208854]  ? find_held_lock+0x36/0x1c0
[  390.212924]  ? mark_held_locks+0xc7/0x130
[  390.217103]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  390.222219]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  390.227325]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  390.231912]  ? trace_hardirqs_on+0xbd/0x310
[  390.236236]  ? kasan_check_read+0x11/0x20
[  390.240395]  ? ___ratelimit+0x3b4/0x672
[  390.244376]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.249482]  ? trace_hardirqs_on+0x310/0x310
[  390.253899]  ? lock_downgrade+0x900/0x900
[  390.258061]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.263166]  ? ___ratelimit+0x3b9/0x672
[  390.267163]  ? idr_get_free+0xf70/0xf70
[  390.271150]  ? find_held_lock+0x36/0x1c0
[  390.275233]  oom_kill_process.cold.27+0x10/0x903
[  390.280028]  ? zap_class+0x640/0x640
[  390.283750]  ? check_preemption_disabled+0x48/0x280
[  390.288771]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.293704]  ? kasan_check_read+0x11/0x20
[  390.297854]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.303133]  ? oom_evaluate_task+0x540/0x540
[  390.307574]  ? find_held_lock+0x36/0x1c0
[  390.311651]  ? out_of_memory+0x974/0x1430
[  390.315804]  ? lock_downgrade+0x900/0x900
[  390.319959]  ? check_preemption_disabled+0x48/0x280
[  390.324984]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.329913]  ? kasan_check_read+0x11/0x20
[  390.334066]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.339367]  ? rcu_softirq_qs+0x20/0x20
[  390.343347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.348882]  ? oom_evaluate_task+0x302/0x540
[  390.353299]  out_of_memory+0xa84/0x1430
[  390.357294]  ? oom_killer_disable+0x3a0/0x3a0
[  390.361794]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  390.366728]  ? __ww_mutex_check_waiters+0x160/0x160
[  390.371757]  __alloc_pages_slowpath+0x2354/0x2e10
[  390.376630]  ? warn_alloc+0x120/0x120
[  390.380431]  ? mark_held_locks+0x130/0x130
[  390.384674]  ? find_get_entry+0xaae/0x1120
[  390.388919]  ? filemap_map_pages+0x1a20/0x1a20
[  390.393507]  ? zap_class+0x640/0x640
[  390.397239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.402782]  ? check_preemption_disabled+0x48/0x280
[  390.407805]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.413357]  ? should_fail+0x22d/0xd01
[  390.417249]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.422356]  ? zap_class+0x640/0x640
[  390.426099]  ? __lock_is_held+0xb5/0x140
[  390.430172]  ? mark_held_locks+0x130/0x130
[  390.434413]  ? lock_release+0xa00/0xa00
[  390.438388]  ? perf_trace_sched_process_exec+0x860/0x860
[  390.443840]  ? xa_load+0x2ba/0x460
[  390.447385]  ? lock_downgrade+0x900/0x900
[  390.451551]  ? __might_sleep+0x95/0x190
[  390.455547]  __alloc_pages_nodemask+0xa80/0xde0
[  390.460252]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  390.465280]  ? __page_cache_alloc+0x191/0x5c0
[  390.469773]  ? xa_load+0x2e1/0x460
[  390.473318]  ? xa_clear_mark+0x40/0x40
[  390.477209]  ? zap_class+0x640/0x640
[  390.480934]  ? zap_class+0x640/0x640
[  390.484652]  ? zap_class+0x640/0x640
[  390.488371]  ? __do_page_cache_readahead+0x663/0x810
[  390.493483]  ? find_held_lock+0x36/0x1c0
[  390.497569]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  390.503114]  alloc_pages_current+0x173/0x350
[  390.507540]  __page_cache_alloc+0x38c/0x5c0
[  390.511863]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.516801]  ? kasan_check_read+0x11/0x20
[  390.520950]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.526239]  ? generic_perform_write+0x6a0/0x6a0
[  390.531013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.536591]  ? check_preemption_disabled+0x48/0x280
[  390.541627]  filemap_fault+0x1595/0x25f0
[  390.545729]  ? __lock_page_or_retry+0xa00/0xa00
[  390.550400]  ? mark_held_locks+0x130/0x130
[  390.554645]  ? filemap_map_pages+0xd6b/0x1a20
[  390.559146]  ? lock_downgrade+0x900/0x900
[  390.563296]  ? check_preemption_disabled+0x48/0x280
[  390.568330]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.573258]  ? kasan_check_read+0x11/0x20
[  390.577407]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.582680]  ? rcu_softirq_qs+0x20/0x20
[  390.586669]  ? filemap_map_pages+0xd92/0x1a20
[  390.591172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.596720]  ? find_get_entries_tag+0x1400/0x1400
[  390.601576]  ? __lock_acquire+0x62f/0x4c20
[  390.605830]  ? lock_acquire+0x1ed/0x520
[  390.609804]  ? ext4_filemap_fault+0x7a/0xad
[  390.614161]  ? lock_release+0xa00/0xa00
[  390.618135]  ? perf_trace_sched_process_exec+0x860/0x860
[  390.623590]  ? print_usage_bug+0xc0/0xc0
[  390.627657]  ? print_usage_bug+0xc0/0xc0
[  390.631736]  ? down_read+0x8d/0x120
[  390.635361]  ? ext4_filemap_fault+0x7a/0xad
[  390.639687]  ? __down_interruptible+0x700/0x700
[  390.644368]  ext4_filemap_fault+0x82/0xad
[  390.648520]  __do_fault+0x100/0x6b0
[  390.652159]  ? pmd_devmap_trans_unstable+0x220/0x220
[  390.657270]  ? mark_held_locks+0x130/0x130
[  390.661507]  ? mark_held_locks+0x130/0x130
[  390.665741]  ? find_held_lock+0x36/0x1c0
[  390.669806]  ? find_held_lock+0x36/0x1c0
[  390.673895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.679452]  __handle_mm_fault+0x3ea0/0x5be0
[  390.683861]  ? poll_select_copy_remaining+0x18c/0x6a0
[  390.689070]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  390.693924]  ? __might_fault+0x12b/0x1e0
[  390.697993]  ? lock_downgrade+0x900/0x900
[  390.702158]  ? zap_class+0x640/0x640
[  390.705872]  ? zap_class+0x640/0x640
[  390.709630]  ? find_held_lock+0x36/0x1c0
[  390.713717]  ? handle_mm_fault+0x42a/0xc70
[  390.717958]  ? lock_downgrade+0x900/0x900
[  390.722119]  ? check_preemption_disabled+0x48/0x280
[  390.727156]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.732090]  ? kasan_check_read+0x11/0x20
[  390.736238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.741513]  ? rcu_softirq_qs+0x20/0x20
[  390.745493]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.750603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.756145]  ? check_preemption_disabled+0x48/0x280
[  390.761168]  handle_mm_fault+0x54f/0xc70
[  390.765236]  ? __handle_mm_fault+0x5be0/0x5be0
[  390.769827]  ? find_vma+0x34/0x190
[  390.773374]  __do_page_fault+0x5e8/0xe60
[  390.777438]  ? trace_hardirqs_off+0xb8/0x310
[  390.781859]  do_page_fault+0xf2/0x7e0
[  390.785673]  ? vmalloc_sync_all+0x30/0x30
[  390.789836]  ? error_entry+0x70/0xd0
[  390.793562]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.798582]  ? trace_hardirqs_on_caller+0xc0/0x310
[  390.803512]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.808455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.813300]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.818316]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.823773]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  390.828798]  ? prepare_exit_to_usermode+0x291/0x3b0
[  390.833820]  ? page_fault+0x8/0x30
[  390.837370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.842224]  ? page_fault+0x8/0x30
[  390.845769]  page_fault+0x1e/0x30
[  390.849226] RIP: 0033:0x7f41334d1dd3
[  390.852957] Code: Bad RIP value.
[  390.856321] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  390.861687] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  390.868955] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  390.876221] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  390.883492] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  390.890762] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  390.898060] warn_alloc_show_mem: 1 callbacks suppressed
[  390.898072] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  390.898074] Mem-Info:
[  390.898106] active_anon:51440 inactive_anon:594 isolated_anon:0
[  390.898106]  active_file:10 inactive_file:13 isolated_file:0
[  390.898106]  unevictable:0 dirty:0 writeback:0 unstable:0
[  390.898106]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  390.898106]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  390.898106]  free:13749 free_pcp:129 free_cma:0
[  390.903457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.910742] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  390.913144] Call Trace:
[  390.946011] 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
[  390.955394]  <IRQ>
[  390.983057] lowmem_reserve[]: 0 2818 6321 6321
[  390.985653]  dump_stack+0x244/0x39d
[  391.011736] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  391.013889]  ? dump_stack_print_info.cold.1+0x20/0x20
[  391.018445] lowmem_reserve[]: 0 0 3503 3503
[  391.022084]  warn_alloc.cold.116+0xb7/0x1bd
[  391.049378] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  391.054570]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.058868] lowmem_reserve[]: 0 0 0 0
[  391.063215]  ? lock_downgrade+0x900/0x900
[  391.092176] 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
[  391.097046]  ? trace_hardirqs_off+0xb8/0x310
[  391.100825] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  391.104974]  ? trace_hardirqs_off+0xb8/0x310
[  391.118474] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  391.122884]  __alloc_pages_slowpath+0x26e8/0x2e10
[  391.138210] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  391.142636]  ? warn_alloc+0x120/0x120
[  391.158205] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  391.163041]  ? print_usage_bug+0xc0/0xc0
[  391.171862] 673 total pagecache pages
[  391.175685]  ? warn_alloc+0x120/0x120
[  391.184249] 0 pages in swap cache
[  391.188301]  ? warn_alloc+0x120/0x120
[  391.192081] Swap cache stats: add 0, delete 0, find 0/0
[  391.195878]  ? print_usage_bug+0xc0/0xc0
[  391.199308] Free swap  = 0kB
[  391.203106]  ? kvm_clock_read+0x18/0x30
[  391.208443] Total swap = 0kB
[  391.212500]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  391.215499] 1965979 pages RAM
[  391.219469]  ? print_usage_bug+0xc0/0xc0
[  391.222466] 0 pages HighMem/MovableOnly
[  391.227482]  ? __lock_acquire+0x62f/0x4c20
[  391.230587] 342854 pages reserved
[  391.230596] 0 pages cma reserved
[  391.234657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.238685] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.242847]  ? should_fail+0x22d/0xd01
[  391.246385] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.249643]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.255156] init cpuset=/ mems_allowed=0
[  391.261655]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.289785]  ? __lock_acquire+0x62f/0x4c20
[  391.294027]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.299148]  ? __lock_acquire+0x62f/0x4c20
[  391.303395]  ? should_fail+0x22d/0xd01
[  391.307291]  ? rcu_irq_exit+0x1a2/0x390
[  391.311288]  ? mark_held_locks+0x130/0x130
[  391.315527]  ? mark_held_locks+0x130/0x130
[  391.319773]  ? mark_held_locks+0xc7/0x130
[  391.323926]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  391.328947]  ? zap_class+0x640/0x640
[  391.332661]  ? print_usage_bug+0xc0/0xc0
[  391.336730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.342275]  ? check_preemption_disabled+0x48/0x280
[  391.347303]  ? __lock_is_held+0xb5/0x140
[  391.351372]  __alloc_pages_nodemask+0xa80/0xde0
[  391.356043]  ? zap_class+0x640/0x640
[  391.359762]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  391.364789]  ? find_held_lock+0x36/0x1c0
[  391.368863]  ? ____cache_alloc_node+0x1c7/0x1e0
[  391.373535]  ? lock_downgrade+0x900/0x900
[  391.377702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.383245]  cache_grow_begin+0xa5/0x8c0
[  391.387307]  ? do_raw_spin_unlock+0xa7/0x330
[  391.391724]  fallback_alloc+0x204/0x2e0
[  391.395707]  ____cache_alloc_node+0x1c7/0x1e0
[  391.400209]  kmem_cache_alloc_node+0xe3/0x730
[  391.404721]  ? ipv6_get_ifaddr+0x42e/0x620
[  391.408970]  __alloc_skb+0x119/0x770
[  391.412699]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.417985]  ? netdev_alloc_frag+0x1f0/0x1f0
[  391.422409]  ? lock_downgrade+0x900/0x900
[  391.426591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.432149]  ? refcount_sub_and_test_checked+0x203/0x310
[  391.437604]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  391.443054]  ? addrconf_rs_timer+0x690/0x690
[  391.447476]  ndisc_alloc_skb+0x144/0x340
[  391.451540]  ndisc_send_rs+0x331/0x6e0
[  391.455441]  addrconf_rs_timer+0x314/0x690
[  391.459681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.463932]  call_timer_fn+0x272/0x920
[  391.467820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.472057]  ? process_timeout+0x40/0x40
[  391.476127]  ? __run_timers+0x7da/0xc70
[  391.480104]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.484596]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.489089]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.493325]  ? lockdep_hardirqs_on+0x296/0x5b0
[  391.497911]  ? trace_hardirqs_on+0xbd/0x310
[  391.502235]  ? kasan_check_read+0x11/0x20
[  391.506381]  ? __run_timers+0x7da/0xc70
[  391.510358]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.515466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.519707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.523941]  __run_timers+0x7e5/0xc70
[  391.527788]  ? timer_fixup_init+0x70/0x70
[  391.531963]  ? lock_acquire+0x1ed/0x520
[  391.535935]  ? zap_class+0x640/0x640
[  391.539668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.545214]  ? kasan_check_read+0x11/0x20
[  391.549364]  ? do_raw_spin_lock+0x14f/0x350
[  391.553726]  ? find_held_lock+0x36/0x1c0
[  391.557793]  ? zap_class+0x640/0x640
[  391.561515]  ? pvclock_read_flags+0x160/0x160
[  391.566016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.571567]  ? check_preemption_disabled+0x48/0x280
[  391.576599]  ? __lock_is_held+0xb5/0x140
[  391.580661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.586205]  ? check_preemption_disabled+0x48/0x280
[  391.591239]  run_timer_softirq+0x52/0xb0
[  391.595301]  ? rcu_read_lock_sched_held+0x14f/0x180
[  391.600318]  __do_softirq+0x308/0xb7e
[  391.604123]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  391.608623]  ? lock_downgrade+0x900/0x900
[  391.612774]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  391.617887]  ? pvclock_read_flags+0x160/0x160
[  391.622389]  ? lapic_next_event+0x5a/0x90
[  391.626549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.632096]  ? kvm_clock_read+0x18/0x30
[  391.636082]  ? kvm_sched_clock_read+0x9/0x20
[  391.640499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.646039]  ? check_preemption_disabled+0x48/0x280
[  391.651074]  irq_exit+0x17f/0x1c0
[  391.654526]  smp_apic_timer_interrupt+0x1cb/0x760
[  391.659375]  ? smp_reschedule_interrupt+0x109/0x650
[  391.664407]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.670288]  ? interrupt_entry+0xb5/0xc0
[  391.674882]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.679902]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.684926]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.689769]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.694797]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.699829]  ? task_prio+0x50/0x50
[  391.703374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.708913]  ? check_preemption_disabled+0x48/0x280
[  391.713940]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.718791]  apic_timer_interrupt+0xf/0x20
[  391.723023]  </IRQ>
[  391.725282] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  391.731170] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  391.750071] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  391.757783] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  391.765066] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  391.772345] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  391.779722] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  391.786982] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  391.794281]  ? save_stack+0xa9/0xd0
[  391.797923]  __kmalloc_node_track_caller+0x3c/0x70
[  391.802869]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  391.807637]  pskb_expand_head+0x230/0x10f0
[  391.811871]  ? check_preemption_disabled+0x48/0x280
[  391.816907]  ? memcpy+0x45/0x50
[  391.820192]  ? __copy_skb_header+0x350/0x6b0
[  391.824605]  ? skb_release_data+0x880/0x880
[  391.828941]  ? __alloc_skb+0x770/0x770
[  391.832837]  ? __lock_is_held+0xb5/0x140
[  391.836904]  ? kasan_check_write+0x14/0x20
[  391.841135]  ? __skb_clone+0x6c7/0xa00
[  391.845029]  ? __copy_skb_header+0x6b0/0x6b0
[  391.849439]  ? kmem_cache_alloc+0x33a/0x730
[  391.853778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.859324]  skb_ensure_writable+0x3dd/0x640
[  391.863750]  ? skb_checksum_setup+0xaa0/0xaa0
[  391.868255]  ? preempt_notifier_register+0x200/0x200
[  391.873358]  ? __switch_to_asm+0x34/0x70
[  391.877418]  ? __switch_to_asm+0x34/0x70
[  391.881476]  ? __switch_to_asm+0x40/0x70
[  391.885535]  ? __switch_to_asm+0x34/0x70
[  391.889603]  ? __switch_to_asm+0x40/0x70
[  391.893659]  ? __switch_to_asm+0x40/0x70
[  391.897716]  ? __switch_to_asm+0x34/0x70
[  391.901791]  ? __switch_to_asm+0x34/0x70
[  391.905848]  ? __switch_to_asm+0x40/0x70
[  391.909907]  ? __switch_to_asm+0x34/0x70
[  391.913972]  bpf_clone_redirect+0x14a/0x490
[  391.918305]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  391.923326]  ? __sched_text_start+0x8/0x8
[  391.927480]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  391.932247]  ? find_held_lock+0x36/0x1c0
[  391.936318]  ? lock_acquire+0x1ed/0x520
[  391.940290]  ? bpf_test_run+0x3cb/0x780
[  391.944262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.949802]  ? check_preemption_disabled+0x48/0x280
[  391.954829]  ? kasan_check_read+0x11/0x20
[  391.958991]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.964267]  ? rcu_softirq_qs+0x20/0x20
[  391.968255]  ? preempt_schedule+0x4d/0x60
[  391.972404]  ? ___preempt_schedule+0x16/0x18
[  391.976823]  ? bpf_test_run+0x25d/0x780
[  391.980813]  ? netlink_diag_dump+0x2a0/0x2a0
[  391.985230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.990770]  ? bpf_test_init.isra.10+0x70/0x100
[  391.995461]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  392.000229]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  392.005073]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  392.010617]  ? fput+0x130/0x1a0
[  392.013902]  ? __bpf_prog_get+0x9b/0x290
[  392.017987]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  392.022835]  ? bpf_prog_test_run+0x130/0x1a0
[  392.027250]  ? __x64_sys_bpf+0x3d8/0x520
[  392.031312]  ? bpf_prog_get+0x20/0x20
[  392.035131]  ? do_syscall_64+0x1b9/0x820
[  392.039195]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  392.044566]  ? syscall_return_slowpath+0x5e0/0x5e0
[  392.049501]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.054524]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  392.059560]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  392.066224]  ? __switch_to_asm+0x40/0x70
[  392.070282]  ? __switch_to_asm+0x34/0x70
[  392.074349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.079202]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  392.084585] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  392.084673] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.090739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.090748] Call Trace:
[  392.097342] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.106580]  <IRQ>
[  392.109157] syz-executor1 cpuset=syz1 mems_allowed=0
[  392.119658]  dump_stack+0x244/0x39d
[  392.130495]  ? dump_stack_print_info.cold.1+0x20/0x20
[  392.135704]  warn_alloc.cold.116+0xb7/0x1bd
[  392.140041]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.144907]  ? lock_downgrade+0x900/0x900
[  392.149073]  ? trace_hardirqs_off+0xb8/0x310
[  392.153488]  ? trace_hardirqs_off+0xb8/0x310
[  392.157904]  __alloc_pages_slowpath+0x26e8/0x2e10
[  392.162780]  ? warn_alloc+0x120/0x120
[  392.166588]  ? print_usage_bug+0xc0/0xc0
[  392.170653]  ? warn_alloc+0x120/0x120
[  392.174464]  ? warn_alloc+0x120/0x120
[  392.178284]  ? print_usage_bug+0xc0/0xc0
[  392.182347]  ? kvm_clock_read+0x18/0x30
[  392.186321]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  392.191342]  ? print_usage_bug+0xc0/0xc0
[  392.195404]  ? __lock_acquire+0x62f/0x4c20
[  392.199661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.205202]  ? should_fail+0x22d/0xd01
[  392.209088]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.214371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.219476]  ? __lock_acquire+0x62f/0x4c20
[  392.223732]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.228833]  ? __lock_acquire+0x62f/0x4c20
[  392.233069]  ? should_fail+0x22d/0xd01
[  392.236968]  ? rcu_irq_exit+0x1a2/0x390
[  392.240955]  ? mark_held_locks+0x130/0x130
[  392.245194]  ? mark_held_locks+0x130/0x130
[  392.249477]  ? mark_held_locks+0xc7/0x130
[  392.253627]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  392.258659]  ? zap_class+0x640/0x640
[  392.262372]  ? print_usage_bug+0xc0/0xc0
[  392.266448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.271998]  ? check_preemption_disabled+0x48/0x280
[  392.277026]  ? __lock_is_held+0xb5/0x140
[  392.281113]  __alloc_pages_nodemask+0xa80/0xde0
[  392.285784]  ? zap_class+0x640/0x640
[  392.289505]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  392.294547]  ? find_held_lock+0x36/0x1c0
[  392.298626]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.303301]  ? lock_downgrade+0x900/0x900
[  392.307458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.313002]  cache_grow_begin+0xa5/0x8c0
[  392.317095]  ? do_raw_spin_unlock+0xa7/0x330
[  392.321512]  fallback_alloc+0x204/0x2e0
[  392.325505]  ____cache_alloc_node+0x1c7/0x1e0
[  392.330013]  kmem_cache_alloc_node+0xe3/0x730
[  392.334528]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.338783]  __alloc_skb+0x119/0x770
[  392.342497]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.347793]  ? netdev_alloc_frag+0x1f0/0x1f0
[  392.352203]  ? lock_downgrade+0x900/0x900
[  392.356360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.361901]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.367361]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.372814]  ? addrconf_rs_timer+0x690/0x690
[  392.377252]  ndisc_alloc_skb+0x144/0x340
[  392.381318]  ndisc_send_rs+0x331/0x6e0
[  392.385212]  addrconf_rs_timer+0x314/0x690
[  392.389454]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.393704]  call_timer_fn+0x272/0x920
[  392.397596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.401831]  ? process_timeout+0x40/0x40
[  392.405901]  ? mark_held_locks+0xc7/0x130
[  392.410058]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.414571]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.419085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.423321]  ? lockdep_hardirqs_on+0x296/0x5b0
[  392.427907]  ? trace_hardirqs_on+0xbd/0x310
[  392.432232]  ? kasan_check_read+0x11/0x20
[  392.436376]  ? __run_timers+0x7da/0xc70
[  392.440353]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.445490]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.449733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.453969]  __run_timers+0x7e5/0xc70
[  392.457784]  ? timer_fixup_init+0x70/0x70
[  392.461935]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.466954]  ? zap_class+0x640/0x640
[  392.470674]  ? print_usage_bug+0xc0/0xc0
[  392.474750]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.479973]  ? find_held_lock+0x36/0x1c0
[  392.484070]  ? zap_class+0x640/0x640
[  392.487790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.493327]  ? check_preemption_disabled+0x48/0x280
[  392.498352]  ? __lock_is_held+0xb5/0x140
[  392.502417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.507956]  ? check_preemption_disabled+0x48/0x280
[  392.512979]  run_timer_softirq+0x52/0xb0
[  392.517049]  ? rcu_read_lock_sched_held+0x14f/0x180
[  392.522069]  __do_softirq+0x308/0xb7e
[  392.525877]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  392.530373]  ? lock_downgrade+0x900/0x900
[  392.534525]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  392.539647]  ? pvclock_read_flags+0x160/0x160
[  392.544144]  ? lapic_next_event+0x5a/0x90
[  392.548299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.553858]  ? kvm_clock_read+0x18/0x30
[  392.557837]  ? kvm_sched_clock_read+0x9/0x20
[  392.562248]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.567789]  ? check_preemption_disabled+0x48/0x280
[  392.572815]  irq_exit+0x17f/0x1c0
[  392.576276]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.581126]  ? smp_reschedule_interrupt+0x109/0x650
[  392.586157]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.592057]  ? interrupt_entry+0xb5/0xc0
[  392.596123]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.601141]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.606162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.611024]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.616053]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.621076]  ? task_prio+0x50/0x50
[  392.624629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.630196]  ? check_preemption_disabled+0x48/0x280
[  392.635225]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.640102]  apic_timer_interrupt+0xf/0x20
[  392.644328]  </IRQ>
[  392.646568] RIP: 0010:dump_stack+0x358/0x39d
[  392.650980] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  392.669877] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  392.677587] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  392.684852] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  392.692116] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  392.699391] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  392.706681] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  392.713981]  ? dump_stack+0x34f/0x39d
[  392.717800]  ? dump_stack_print_info.cold.1+0x20/0x20
[  392.722992]  ? mark_held_locks+0x130/0x130
[  392.727226]  ? mark_held_locks+0x130/0x130
[  392.731464]  dump_header+0x27b/0xf72
[  392.735194]  ? pagefault_out_of_memory+0x197/0x197
[  392.740137]  ? __lock_acquire+0x62f/0x4c20
[  392.744377]  ? percpu_ref_get_many+0x240/0x240
[  392.748970]  ? print_usage_bug+0xc0/0xc0
[  392.753042]  ? zap_class+0x640/0x640
[  392.756767]  ? print_usage_bug+0xc0/0xc0
[  392.760832]  ? print_usage_bug+0xc0/0xc0
[  392.764897]  ? zap_class+0x640/0x640
[  392.768615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.774161]  ? find_held_lock+0x36/0x1c0
[  392.778233]  ? mark_held_locks+0xc7/0x130
[  392.782397]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  392.787515]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  392.792631]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  392.797224]  ? trace_hardirqs_on+0xbd/0x310
[  392.801577]  ? kasan_check_read+0x11/0x20
[  392.805727]  ? ___ratelimit+0x3b4/0x672
[  392.809700]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.814817]  ? trace_hardirqs_on+0x310/0x310
[  392.819227]  ? lock_downgrade+0x900/0x900
[  392.823390]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  392.828497]  ? ___ratelimit+0x3b9/0x672
[  392.832485]  ? idr_get_free+0xf70/0xf70
[  392.836461]  ? find_held_lock+0x36/0x1c0
[  392.840541]  oom_kill_process.cold.27+0x10/0x903
[  392.845299]  ? zap_class+0x640/0x640
[  392.849015]  ? check_preemption_disabled+0x48/0x280
[  392.854039]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  392.858972]  ? kasan_check_read+0x11/0x20
[  392.863122]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.868400]  ? oom_evaluate_task+0x540/0x540
[  392.872816]  ? find_held_lock+0x36/0x1c0
[  392.876889]  ? out_of_memory+0x974/0x1430
[  392.881042]  ? lock_downgrade+0x900/0x900
[  392.885197]  ? check_preemption_disabled+0x48/0x280
[  392.890217]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  392.895150]  ? kasan_check_read+0x11/0x20
[  392.899302]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.904584]  ? rcu_softirq_qs+0x20/0x20
[  392.908574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.914112]  ? oom_evaluate_task+0x302/0x540
[  392.918527]  out_of_memory+0xa84/0x1430
[  392.922519]  ? oom_killer_disable+0x3a0/0x3a0
[  392.927022]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  392.931963]  ? __ww_mutex_check_waiters+0x160/0x160
[  392.937002]  __alloc_pages_slowpath+0x2354/0x2e10
[  392.941874]  ? warn_alloc+0x120/0x120
[  392.945702]  ? mark_held_locks+0x130/0x130
[  392.949955]  ? find_get_entry+0xaae/0x1120
[  392.954200]  ? filemap_map_pages+0x1a20/0x1a20
[  392.958787]  ? zap_class+0x640/0x640
[  392.962508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.968065]  ? check_preemption_disabled+0x48/0x280
[  392.973082]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.978626]  ? should_fail+0x22d/0xd01
[  392.982521]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.987657]  ? zap_class+0x640/0x640
[  392.991416]  ? __lock_is_held+0xb5/0x140
[  392.995505]  ? mark_held_locks+0x130/0x130
[  392.999766]  ? lock_release+0xa00/0xa00
[  393.003739]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.009190]  ? xa_load+0x2ba/0x460
[  393.012733]  ? lock_downgrade+0x900/0x900
[  393.016891]  ? __might_sleep+0x95/0x190
[  393.020871]  __alloc_pages_nodemask+0xa80/0xde0
[  393.025558]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  393.030590]  ? __page_cache_alloc+0x191/0x5c0
[  393.035085]  ? xa_load+0x2e1/0x460
[  393.038629]  ? xa_clear_mark+0x40/0x40
[  393.042519]  ? zap_class+0x640/0x640
[  393.046249]  ? zap_class+0x640/0x640
[  393.049989]  ? zap_class+0x640/0x640
[  393.053705]  ? __do_page_cache_readahead+0x663/0x810
[  393.058828]  ? find_held_lock+0x36/0x1c0
[  393.062894]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  393.068442]  alloc_pages_current+0x173/0x350
[  393.072856]  __page_cache_alloc+0x38c/0x5c0
[  393.077176]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.082102]  ? kasan_check_read+0x11/0x20
[  393.086252]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.091540]  ? generic_perform_write+0x6a0/0x6a0
[  393.096300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.101840]  ? check_preemption_disabled+0x48/0x280
[  393.106876]  filemap_fault+0x1595/0x25f0
[  393.110967]  ? __lock_page_or_retry+0xa00/0xa00
[  393.115641]  ? mark_held_locks+0x130/0x130
[  393.119888]  ? filemap_map_pages+0xd6b/0x1a20
[  393.124387]  ? lock_downgrade+0x900/0x900
[  393.128544]  ? check_preemption_disabled+0x48/0x280
[  393.133590]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.138541]  ? kasan_check_read+0x11/0x20
[  393.142719]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.147998]  ? rcu_softirq_qs+0x20/0x20
[  393.151987]  ? filemap_map_pages+0xd92/0x1a20
[  393.156501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.162058]  ? find_get_entries_tag+0x1400/0x1400
[  393.166905]  ? __lock_acquire+0x62f/0x4c20
[  393.171157]  ? lock_acquire+0x1ed/0x520
[  393.175132]  ? ext4_filemap_fault+0x7a/0xad
[  393.179462]  ? lock_release+0xa00/0xa00
[  393.183458]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.188910]  ? print_usage_bug+0xc0/0xc0
[  393.192987]  ? print_usage_bug+0xc0/0xc0
[  393.197080]  ? down_read+0x8d/0x120
[  393.200715]  ? ext4_filemap_fault+0x7a/0xad
[  393.205036]  ? __down_interruptible+0x700/0x700
[  393.209718]  ext4_filemap_fault+0x82/0xad
[  393.213880]  __do_fault+0x100/0x6b0
[  393.217511]  ? pmd_devmap_trans_unstable+0x220/0x220
[  393.222624]  ? mark_held_locks+0x130/0x130
[  393.226887]  ? mark_held_locks+0x130/0x130
[  393.231123]  ? find_held_lock+0x36/0x1c0
[  393.235194]  ? find_held_lock+0x36/0x1c0
[  393.239258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.244803]  __handle_mm_fault+0x3ea0/0x5be0
[  393.249213]  ? poll_select_copy_remaining+0x18c/0x6a0
[  393.254412]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  393.259265]  ? __might_fault+0x12b/0x1e0
[  393.263326]  ? lock_downgrade+0x900/0x900
[  393.267483]  ? zap_class+0x640/0x640
[  393.271193]  ? zap_class+0x640/0x640
[  393.274913]  ? find_held_lock+0x36/0x1c0
[  393.278984]  ? handle_mm_fault+0x42a/0xc70
[  393.283246]  ? lock_downgrade+0x900/0x900
[  393.287403]  ? check_preemption_disabled+0x48/0x280
[  393.292433]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.297365]  ? kasan_check_read+0x11/0x20
[  393.301526]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.306815]  ? rcu_softirq_qs+0x20/0x20
[  393.310797]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.315905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.321448]  ? check_preemption_disabled+0x48/0x280
[  393.326476]  handle_mm_fault+0x54f/0xc70
[  393.330554]  ? __handle_mm_fault+0x5be0/0x5be0
[  393.335146]  ? find_vma+0x34/0x190
[  393.338705]  __do_page_fault+0x5e8/0xe60
[  393.342767]  ? trace_hardirqs_off+0xb8/0x310
[  393.347189]  do_page_fault+0xf2/0x7e0
[  393.350991]  ? vmalloc_sync_all+0x30/0x30
[  393.355141]  ? error_entry+0x70/0xd0
[  393.358856]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.363875]  ? trace_hardirqs_on_caller+0xc0/0x310
[  393.368806]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.373734]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.378581]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.383603]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.389072]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  393.394096]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.399112]  ? page_fault+0x8/0x30
[  393.402656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.407500]  ? page_fault+0x8/0x30
[  393.411049]  page_fault+0x1e/0x30
[  393.414502] RIP: 0033:0x7f41334d1dd3
[  393.418233] Code: Bad RIP value.
[  393.421595] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  393.426956] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  393.434237] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  393.441506] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  393.448778] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  393.456043] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  393.463386] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  393.463392] warn_alloc_show_mem: 1 callbacks suppressed
[  393.463400] Mem-Info:
[  393.470681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.476062] active_anon:51440 inactive_anon:594 isolated_anon:0
[  393.476062]  active_file:10 inactive_file:13 isolated_file:0
[  393.476062]  unevictable:0 dirty:0 writeback:0 unstable:0
[  393.476062]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  393.476062]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  393.476062]  free:13749 free_pcp:129 free_cma:0
[  393.478429] Call Trace:
[  393.487822] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  393.520667]  <IRQ>
[  393.523239] 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
[  393.550915]  dump_stack+0x244/0x39d
[  393.553037] lowmem_reserve[]: 0 2818 6321 6321
[  393.579155]  ? dump_stack_print_info.cold.1+0x20/0x20
[  393.582758] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  393.587350]  warn_alloc.cold.116+0xb7/0x1bd
[  393.592508] lowmem_reserve[]: 0 0 3503 3503
[  393.619838]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.624137] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  393.628458]  ? lock_downgrade+0x900/0x900
[  393.633279] lowmem_reserve[]: 0 0 0 0
[  393.662258]  ? trace_hardirqs_off+0xb8/0x310
[  393.666391] 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
[  393.670187]  ? trace_hardirqs_off+0xb8/0x310
[  393.674752] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  393.688296]  __alloc_pages_slowpath+0x26e8/0x2e10
[  393.692677] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  393.708038]  ? warn_alloc+0x120/0x120
[  393.712843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  393.728448]  ? print_usage_bug+0xc0/0xc0
[  393.732248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  393.741087]  ? warn_alloc+0x120/0x120
[  393.745128] 673 total pagecache pages
[  393.753702]  ? warn_alloc+0x120/0x120
[  393.757487] 0 pages in swap cache
[  393.761276]  ? print_usage_bug+0xc0/0xc0
[  393.765064] Swap cache stats: add 0, delete 0, find 0/0
[  393.768509]  ? kvm_clock_read+0x18/0x30
[  393.772556] Free swap  = 0kB
[  393.777944]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  393.782364] Total swap = 0kB
[  393.782374] 1965979 pages RAM
[  393.785394]  ? print_usage_bug+0xc0/0xc0
[  393.790390] 0 pages HighMem/MovableOnly
[  393.793403]  ? __lock_acquire+0x62f/0x4c20
[  393.796486] 342854 pages reserved
[  393.800558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.804509] 0 pages cma reserved
[  393.808746]  ? should_fail+0x22d/0xd01
[  393.812279] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  393.817711]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.817730]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.817749]  ? __lock_acquire+0x62f/0x4c20
[  393.821166] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.824985]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.831453] init cpuset=/ mems_allowed=0
[  393.836718]  ? __lock_acquire+0x62f/0x4c20
[  393.836735]  ? should_fail+0x22d/0xd01
[  393.872960]  ? rcu_irq_exit+0x1a2/0x390
[  393.876954]  ? mark_held_locks+0x130/0x130
[  393.881197]  ? mark_held_locks+0x130/0x130
[  393.885442]  ? mark_held_locks+0xc7/0x130
[  393.889595]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  393.894614]  ? zap_class+0x640/0x640
[  393.898329]  ? print_usage_bug+0xc0/0xc0
[  393.902390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.907943]  ? check_preemption_disabled+0x48/0x280
[  393.912967]  ? __lock_is_held+0xb5/0x140
[  393.917038]  __alloc_pages_nodemask+0xa80/0xde0
[  393.921708]  ? zap_class+0x640/0x640
[  393.925425]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  393.930451]  ? find_held_lock+0x36/0x1c0
[  393.934534]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.939229]  ? lock_downgrade+0x900/0x900
[  393.943389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.948935]  cache_grow_begin+0xa5/0x8c0
[  393.952997]  ? do_raw_spin_unlock+0xa7/0x330
[  393.957431]  fallback_alloc+0x204/0x2e0
[  393.961414]  ____cache_alloc_node+0x1c7/0x1e0
[  393.965918]  kmem_cache_alloc_node+0xe3/0x730
[  393.970437]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.974684]  __alloc_skb+0x119/0x770
[  393.978400]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.983699]  ? netdev_alloc_frag+0x1f0/0x1f0
[  393.988110]  ? lock_downgrade+0x900/0x900
[  393.992270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.997807]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.003267]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.008717]  ? addrconf_rs_timer+0x690/0x690
[  394.013141]  ndisc_alloc_skb+0x144/0x340
[  394.017211]  ndisc_send_rs+0x331/0x6e0
[  394.021129]  addrconf_rs_timer+0x314/0x690
[  394.025371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.029629]  call_timer_fn+0x272/0x920
[  394.033528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.037798]  ? process_timeout+0x40/0x40
[  394.041895]  ? __run_timers+0x7da/0xc70
[  394.045872]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.050374]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.054868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.059104]  ? lockdep_hardirqs_on+0x296/0x5b0
[  394.063689]  ? trace_hardirqs_on+0xbd/0x310
[  394.068014]  ? kasan_check_read+0x11/0x20
[  394.072166]  ? __run_timers+0x7da/0xc70
[  394.076145]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.081259]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.085502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.089737]  __run_timers+0x7e5/0xc70
[  394.093559]  ? timer_fixup_init+0x70/0x70
[  394.097714]  ? lock_acquire+0x1ed/0x520
[  394.101692]  ? zap_class+0x640/0x640
[  394.105407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.110974]  ? kasan_check_read+0x11/0x20
[  394.115144]  ? do_raw_spin_lock+0x14f/0x350
[  394.119511]  ? find_held_lock+0x36/0x1c0
[  394.123602]  ? zap_class+0x640/0x640
[  394.127336]  ? pvclock_read_flags+0x160/0x160
[  394.131850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.137389]  ? check_preemption_disabled+0x48/0x280
[  394.142415]  ? __lock_is_held+0xb5/0x140
[  394.146475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.152010]  ? check_preemption_disabled+0x48/0x280
[  394.157030]  run_timer_softirq+0x52/0xb0
[  394.161093]  ? rcu_read_lock_sched_held+0x14f/0x180
[  394.166112]  __do_softirq+0x308/0xb7e
[  394.169917]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  394.174417]  ? lock_downgrade+0x900/0x900
[  394.178578]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  394.183694]  ? pvclock_read_flags+0x160/0x160
[  394.188195]  ? lapic_next_event+0x5a/0x90
[  394.192349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.197892]  ? kvm_clock_read+0x18/0x30
[  394.201871]  ? kvm_sched_clock_read+0x9/0x20
[  394.206281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.211821]  ? check_preemption_disabled+0x48/0x280
[  394.216852]  irq_exit+0x17f/0x1c0
[  394.220307]  smp_apic_timer_interrupt+0x1cb/0x760
[  394.225177]  ? smp_reschedule_interrupt+0x109/0x650
[  394.230194]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.236088]  ? interrupt_entry+0xb5/0xc0
[  394.240181]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.245221]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.250267]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.255116]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.260155]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.265186]  ? task_prio+0x50/0x50
[  394.268728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.274269]  ? check_preemption_disabled+0x48/0x280
[  394.279314]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.284176]  apic_timer_interrupt+0xf/0x20
[  394.288411]  </IRQ>
[  394.290654] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  394.296541] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  394.315471] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  394.323180] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  394.330448] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  394.337715] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  394.344985] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  394.352256] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  394.359570]  ? save_stack+0xa9/0xd0
[  394.363225]  __kmalloc_node_track_caller+0x3c/0x70
[  394.368161]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  394.372927]  pskb_expand_head+0x230/0x10f0
[  394.377164]  ? check_preemption_disabled+0x48/0x280
[  394.382199]  ? memcpy+0x45/0x50
[  394.385491]  ? __copy_skb_header+0x350/0x6b0
[  394.389902]  ? skb_release_data+0x880/0x880
[  394.394222]  ? __alloc_skb+0x770/0x770
[  394.398124]  ? __lock_is_held+0xb5/0x140
[  394.402190]  ? kasan_check_write+0x14/0x20
[  394.406450]  ? __skb_clone+0x6c7/0xa00
[  394.410339]  ? __copy_skb_header+0x6b0/0x6b0
[  394.414746]  ? kmem_cache_alloc+0x33a/0x730
[  394.419094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.424637]  skb_ensure_writable+0x3dd/0x640
[  394.429053]  ? skb_checksum_setup+0xaa0/0xaa0
[  394.433559]  ? preempt_notifier_register+0x200/0x200
[  394.438661]  ? __switch_to_asm+0x34/0x70
[  394.442724]  ? __switch_to_asm+0x34/0x70
[  394.446783]  ? __switch_to_asm+0x40/0x70
[  394.450852]  ? __switch_to_asm+0x34/0x70
[  394.454927]  ? __switch_to_asm+0x40/0x70
[  394.458989]  ? __switch_to_asm+0x40/0x70
[  394.463049]  ? __switch_to_asm+0x34/0x70
[  394.467108]  ? __switch_to_asm+0x34/0x70
[  394.471166]  ? __switch_to_asm+0x40/0x70
[  394.475226]  ? __switch_to_asm+0x34/0x70
[  394.479298]  bpf_clone_redirect+0x14a/0x490
[  394.483627]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  394.488648]  ? __sched_text_start+0x8/0x8
[  394.492800]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.497570]  ? find_held_lock+0x36/0x1c0
[  394.501641]  ? lock_acquire+0x1ed/0x520
[  394.505615]  ? bpf_test_run+0x3cb/0x780
[  394.509605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.515147]  ? check_preemption_disabled+0x48/0x280
[  394.520171]  ? kasan_check_read+0x11/0x20
[  394.524336]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.529627]  ? rcu_softirq_qs+0x20/0x20
[  394.533603]  ? preempt_schedule+0x4d/0x60
[  394.537756]  ? ___preempt_schedule+0x16/0x18
[  394.542182]  ? bpf_test_run+0x25d/0x780
[  394.546168]  ? netlink_diag_dump+0x2a0/0x2a0
[  394.550585]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.556120]  ? bpf_test_init.isra.10+0x70/0x100
[  394.560798]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  394.565568]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  394.570411]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  394.575951]  ? fput+0x130/0x1a0
[  394.579234]  ? __bpf_prog_get+0x9b/0x290
[  394.583310]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  394.588170]  ? bpf_prog_test_run+0x130/0x1a0
[  394.592588]  ? __x64_sys_bpf+0x3d8/0x520
[  394.596648]  ? bpf_prog_get+0x20/0x20
[  394.600467]  ? do_syscall_64+0x1b9/0x820
[  394.604528]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  394.609898]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.614866]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.619886]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  394.624912]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  394.631578]  ? __switch_to_asm+0x40/0x70
[  394.635641]  ? __switch_to_asm+0x34/0x70
[  394.639728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.644587]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  394.649966] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  394.650054] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.656122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.656127] Call Trace:
[  394.656136]  <IRQ>
[  394.656154]  dump_stack+0x244/0x39d
[  394.656174]  ? dump_stack_print_info.cold.1+0x20/0x20
[  394.662727] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.672081]  warn_alloc.cold.116+0xb7/0x1bd
[  394.674600] syz-executor1 cpuset=syz1 mems_allowed=0
[  394.676752]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.710228]  ? lock_downgrade+0x900/0x900
[  394.714384]  ? trace_hardirqs_off+0xb8/0x310
[  394.718798]  ? trace_hardirqs_off+0xb8/0x310
[  394.723218]  __alloc_pages_slowpath+0x26e8/0x2e10
[  394.728107]  ? warn_alloc+0x120/0x120
[  394.731916]  ? print_usage_bug+0xc0/0xc0
[  394.735991]  ? warn_alloc+0x120/0x120
[  394.739815]  ? warn_alloc+0x120/0x120
[  394.743632]  ? print_usage_bug+0xc0/0xc0
[  394.747702]  ? print_usage_bug+0xc0/0xc0
[  394.751767]  ? __lock_acquire+0x62f/0x4c20
[  394.756010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.761567]  ? should_fail+0x22d/0xd01
[  394.765465]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.770584]  ? __lock_acquire+0x62f/0x4c20
[  394.774824]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.779930]  ? __lock_acquire+0x62f/0x4c20
[  394.784163]  ? should_fail+0x22d/0xd01
[  394.788059]  ? find_held_lock+0x36/0x1c0
[  394.792128]  ? mark_held_locks+0x130/0x130
[  394.796372]  ? mark_held_locks+0x130/0x130
[  394.800626]  ? zap_class+0x640/0x640
[  394.804369]  ? zap_class+0x640/0x640
[  394.808117]  ? print_usage_bug+0xc0/0xc0
[  394.812180]  ? do_raw_spin_unlock+0xa7/0x330
[  394.816591]  ? zap_class+0x640/0x640
[  394.820306]  ? print_usage_bug+0xc0/0xc0
[  394.824367]  ? wq_watchdog_touch+0x9c/0xfe
[  394.828610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.834154]  ? check_preemption_disabled+0x48/0x280
[  394.839181]  ? __lock_is_held+0xb5/0x140
[  394.843254]  __alloc_pages_nodemask+0xa80/0xde0
[  394.847929]  ? zap_class+0x640/0x640
[  394.851655]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  394.856687]  ? find_held_lock+0x36/0x1c0
[  394.860761]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.865437]  ? lock_downgrade+0x900/0x900
[  394.869603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.875148]  cache_grow_begin+0xa5/0x8c0
[  394.879218]  ? do_raw_spin_unlock+0xa7/0x330
[  394.883639]  fallback_alloc+0x204/0x2e0
[  394.887628]  ____cache_alloc_node+0x1c7/0x1e0
[  394.892132]  kmem_cache_alloc_node+0xe3/0x730
[  394.896649]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.900900]  __alloc_skb+0x119/0x770
[  394.904613]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.909896]  ? netdev_alloc_frag+0x1f0/0x1f0
[  394.914307]  ? lock_downgrade+0x900/0x900
[  394.918468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.924006]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.929460]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.934926]  ? addrconf_rs_timer+0x690/0x690
[  394.939354]  ndisc_alloc_skb+0x144/0x340
[  394.943419]  ndisc_send_rs+0x331/0x6e0
[  394.947311]  addrconf_rs_timer+0x314/0x690
[  394.951554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.955815]  call_timer_fn+0x272/0x920
[  394.959706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.963954]  ? process_timeout+0x40/0x40
[  394.968083]  ? mark_held_locks+0xc7/0x130
[  394.972238]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.976746]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.981246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.985487]  ? lockdep_hardirqs_on+0x296/0x5b0
[  394.990076]  ? trace_hardirqs_on+0xbd/0x310
[  394.994400]  ? kasan_check_read+0x11/0x20
[  394.998545]  ? __run_timers+0x7da/0xc70
[  395.002528]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.007637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.011878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.016113]  __run_timers+0x7e5/0xc70
[  395.019924]  ? timer_fixup_init+0x70/0x70
[  395.024077]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.029096]  ? zap_class+0x640/0x640
[  395.032817]  ? print_usage_bug+0xc0/0xc0
[  395.036880]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  395.042091]  ? find_held_lock+0x36/0x1c0
[  395.046156]  ? zap_class+0x640/0x640
[  395.049875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.055446]  ? check_preemption_disabled+0x48/0x280
[  395.060484]  ? __lock_is_held+0xb5/0x140
[  395.064557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.070096]  ? check_preemption_disabled+0x48/0x280
[  395.075115]  run_timer_softirq+0x52/0xb0
[  395.079179]  ? rcu_read_lock_sched_held+0x14f/0x180
[  395.084198]  __do_softirq+0x308/0xb7e
[  395.088003]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  395.092514]  ? lock_downgrade+0x900/0x900
[  395.096668]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  395.101822]  ? pvclock_read_flags+0x160/0x160
[  395.106324]  ? lapic_next_event+0x5a/0x90
[  395.110473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.116040]  ? kvm_clock_read+0x18/0x30
[  395.120031]  ? kvm_sched_clock_read+0x9/0x20
[  395.124446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.129987]  ? check_preemption_disabled+0x48/0x280
[  395.135014]  irq_exit+0x17f/0x1c0
[  395.138472]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.143317]  ? smp_reschedule_interrupt+0x109/0x650
[  395.148337]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.154224]  ? interrupt_entry+0xb5/0xc0
[  395.158286]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.163299]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.168318]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.173165]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.178180]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.183198]  ? task_prio+0x50/0x50
[  395.186743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.192286]  ? check_preemption_disabled+0x48/0x280
[  395.197307]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.202155]  apic_timer_interrupt+0xf/0x20
[  395.206382]  </IRQ>
[  395.208622] RIP: 0010:dump_stack+0x358/0x39d
[  395.213031] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  395.231934] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  395.239664] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  395.246928] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  395.254204] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  395.261469] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  395.268732] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  395.276022]  ? dump_stack+0x34f/0x39d
[  395.279841]  ? dump_stack_print_info.cold.1+0x20/0x20
[  395.285039]  ? mark_held_locks+0x130/0x130
[  395.289317]  ? mark_held_locks+0x130/0x130
[  395.293564]  dump_header+0x27b/0xf72
[  395.297290]  ? pagefault_out_of_memory+0x197/0x197
[  395.302241]  ? __lock_acquire+0x62f/0x4c20
[  395.306483]  ? percpu_ref_get_many+0x240/0x240
[  395.311087]  ? print_usage_bug+0xc0/0xc0
[  395.315152]  ? zap_class+0x640/0x640
[  395.318870]  ? print_usage_bug+0xc0/0xc0
[  395.322931]  ? print_usage_bug+0xc0/0xc0
[  395.326998]  ? zap_class+0x640/0x640
[  395.330737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.336283]  ? find_held_lock+0x36/0x1c0
[  395.340379]  ? mark_held_locks+0xc7/0x130
[  395.344549]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  395.349661]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  395.354773]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  395.359363]  ? trace_hardirqs_on+0xbd/0x310
[  395.363710]  ? kasan_check_read+0x11/0x20
[  395.367873]  ? ___ratelimit+0x3b4/0x672
[  395.371862]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.376981]  ? trace_hardirqs_on+0x310/0x310
[  395.381410]  ? lock_downgrade+0x900/0x900
[  395.385579]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  395.390702]  ? ___ratelimit+0x3b9/0x672
[  395.394703]  ? idr_get_free+0xf70/0xf70
[  395.398697]  ? find_held_lock+0x36/0x1c0
[  395.402782]  oom_kill_process.cold.27+0x10/0x903
[  395.407899]  ? zap_class+0x640/0x640
[  395.411620]  ? check_preemption_disabled+0x48/0x280
[  395.416649]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.421586]  ? kasan_check_read+0x11/0x20
[  395.425742]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.431028]  ? oom_evaluate_task+0x540/0x540
[  395.435450]  ? find_held_lock+0x36/0x1c0
[  395.439527]  ? out_of_memory+0x974/0x1430
[  395.443717]  ? lock_downgrade+0x900/0x900
[  395.447869]  ? check_preemption_disabled+0x48/0x280
[  395.452890]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.457823]  ? kasan_check_read+0x11/0x20
[  395.461979]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.467256]  ? rcu_softirq_qs+0x20/0x20
[  395.471236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.476776]  ? oom_evaluate_task+0x302/0x540
[  395.481193]  out_of_memory+0xa84/0x1430
[  395.485179]  ? oom_killer_disable+0x3a0/0x3a0
[  395.489680]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  395.494631]  ? __ww_mutex_check_waiters+0x160/0x160
[  395.499661]  __alloc_pages_slowpath+0x2354/0x2e10
[  395.504534]  ? warn_alloc+0x120/0x120
[  395.508510]  ? mark_held_locks+0x130/0x130
[  395.512778]  ? find_get_entry+0xaae/0x1120
[  395.517024]  ? filemap_map_pages+0x1a20/0x1a20
[  395.521631]  ? zap_class+0x640/0x640
[  395.525353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.530893]  ? check_preemption_disabled+0x48/0x280
[  395.535917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.541457]  ? should_fail+0x22d/0xd01
[  395.545351]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.550459]  ? zap_class+0x640/0x640
[  395.554202]  ? __lock_is_held+0xb5/0x140
[  395.558295]  ? mark_held_locks+0x130/0x130
[  395.562533]  ? lock_release+0xa00/0xa00
[  395.566510]  ? perf_trace_sched_process_exec+0x860/0x860
[  395.571980]  ? xa_load+0x2ba/0x460
[  395.575523]  ? lock_downgrade+0x900/0x900
[  395.579678]  ? __might_sleep+0x95/0x190
[  395.583659]  __alloc_pages_nodemask+0xa80/0xde0
[  395.588340]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  395.593363]  ? __page_cache_alloc+0x191/0x5c0
[  395.597865]  ? xa_load+0x2e1/0x460
[  395.601425]  ? xa_clear_mark+0x40/0x40
[  395.605314]  ? zap_class+0x640/0x640
[  395.609038]  ? zap_class+0x640/0x640
[  395.612760]  ? zap_class+0x640/0x640
[  395.616477]  ? __do_page_cache_readahead+0x663/0x810
[  395.621607]  ? find_held_lock+0x36/0x1c0
[  395.625694]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  395.631238]  alloc_pages_current+0x173/0x350
[  395.635656]  __page_cache_alloc+0x38c/0x5c0
[  395.639990]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.644923]  ? kasan_check_read+0x11/0x20
[  395.649075]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.654360]  ? generic_perform_write+0x6a0/0x6a0
[  395.659119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.664663]  ? check_preemption_disabled+0x48/0x280
[  395.669699]  filemap_fault+0x1595/0x25f0
[  395.673927]  ? __lock_page_or_retry+0xa00/0xa00
[  395.678604]  ? mark_held_locks+0x130/0x130
[  395.682852]  ? filemap_map_pages+0xd6b/0x1a20
[  395.687353]  ? lock_downgrade+0x900/0x900
[  395.691505]  ? check_preemption_disabled+0x48/0x280
[  395.696527]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.701459]  ? kasan_check_read+0x11/0x20
[  395.705625]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.710901]  ? rcu_softirq_qs+0x20/0x20
[  395.714888]  ? filemap_map_pages+0xd92/0x1a20
[  395.719392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.724941]  ? find_get_entries_tag+0x1400/0x1400
[  395.729790]  ? __lock_acquire+0x62f/0x4c20
[  395.734039]  ? lock_acquire+0x1ed/0x520
[  395.738025]  ? ext4_filemap_fault+0x7a/0xad
[  395.742365]  ? lock_release+0xa00/0xa00
[  395.746344]  ? perf_trace_sched_process_exec+0x860/0x860
[  395.751798]  ? print_usage_bug+0xc0/0xc0
[  395.755861]  ? print_usage_bug+0xc0/0xc0
[  395.759936]  ? down_read+0x8d/0x120
[  395.763568]  ? ext4_filemap_fault+0x7a/0xad
[  395.767899]  ? __down_interruptible+0x700/0x700
[  395.772581]  ext4_filemap_fault+0x82/0xad
[  395.776736]  __do_fault+0x100/0x6b0
[  395.780826]  ? pmd_devmap_trans_unstable+0x220/0x220
[  395.785937]  ? mark_held_locks+0x130/0x130
[  395.790175]  ? mark_held_locks+0x130/0x130
[  395.794413]  ? find_held_lock+0x36/0x1c0
[  395.798481]  ? find_held_lock+0x36/0x1c0
[  395.802556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.808105]  __handle_mm_fault+0x3ea0/0x5be0
[  395.812518]  ? poll_select_copy_remaining+0x18c/0x6a0
[  395.817730]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  395.822581]  ? __might_fault+0x12b/0x1e0
[  395.826648]  ? lock_downgrade+0x900/0x900
[  395.830811]  ? zap_class+0x640/0x640
[  395.834527]  ? zap_class+0x640/0x640
[  395.838265]  ? find_held_lock+0x36/0x1c0
[  395.842337]  ? handle_mm_fault+0x42a/0xc70
[  395.846580]  ? lock_downgrade+0x900/0x900
[  395.850743]  ? check_preemption_disabled+0x48/0x280
[  395.855769]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.860703]  ? kasan_check_read+0x11/0x20
[  395.864852]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.870141]  ? rcu_softirq_qs+0x20/0x20
[  395.874117]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.879222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.884765]  ? check_preemption_disabled+0x48/0x280
[  395.889798]  handle_mm_fault+0x54f/0xc70
[  395.893889]  ? __handle_mm_fault+0x5be0/0x5be0
[  395.898482]  ? find_vma+0x34/0x190
[  395.902034]  __do_page_fault+0x5e8/0xe60
[  395.906102]  ? trace_hardirqs_off+0xb8/0x310
[  395.910524]  do_page_fault+0xf2/0x7e0
[  395.914340]  ? vmalloc_sync_all+0x30/0x30
[  395.918488]  ? error_entry+0x70/0xd0
[  395.922208]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.927224]  ? trace_hardirqs_on_caller+0xc0/0x310
[  395.932156]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.937086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.941943]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.946971]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.952425]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  395.957447]  ? prepare_exit_to_usermode+0x291/0x3b0
[  395.962477]  ? page_fault+0x8/0x30
[  395.966023]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.970874]  ? page_fault+0x8/0x30
[  395.974429]  page_fault+0x1e/0x30
[  395.977925] RIP: 0033:0x7f41334d1dd3
[  395.981712] Code: Bad RIP value.
[  395.985078] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  395.990443] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  395.997712] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  396.004981] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  396.012248] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  396.019515] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  396.026819] warn_alloc_show_mem: 1 callbacks suppressed
[  396.026831] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  396.026834] Mem-Info:
[  396.026866] active_anon:51440 inactive_anon:594 isolated_anon:0
[  396.026866]  active_file:10 inactive_file:13 isolated_file:0
[  396.026866]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.026866]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  396.026866]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  396.026866]  free:13749 free_pcp:129 free_cma:0
[  396.032214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.039509] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.041907] Call Trace:
[  396.074777] 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
[  396.084125]  <IRQ>
[  396.111778] lowmem_reserve[]: 0 2818 6321 6321
[  396.114376]  dump_stack+0x244/0x39d
[  396.140455] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  396.142609]  ? dump_stack_print_info.cold.1+0x20/0x20
[  396.147168] lowmem_reserve[]: 0 0 3503 3503
[  396.150805]  warn_alloc.cold.116+0xb7/0x1bd
[  396.178105] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  396.183293]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.187592] lowmem_reserve[]: 0 0 0 0
[  396.191917]  ? lock_downgrade+0x900/0x900
[  396.220869] 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
[  396.225720]  ? trace_hardirqs_off+0xb8/0x310
[  396.229493] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  396.233644]  ? trace_hardirqs_off+0xb8/0x310
[  396.247145] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  396.251565]  __alloc_pages_slowpath+0x26e8/0x2e10
[  396.266894] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  396.271340]  ? warn_alloc+0x120/0x120
[  396.286915] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  396.286925] 673 total pagecache pages
[  396.291772]  ? print_usage_bug+0xc0/0xc0
[  396.300594] 0 pages in swap cache
[  396.304390]  ? warn_alloc+0x120/0x120
[  396.312947] Swap cache stats: add 0, delete 0, find 0/0
[  396.316743]  ? warn_alloc+0x120/0x120
[  396.320784] Free swap  = 0kB
[  396.324234]  ? print_usage_bug+0xc0/0xc0
[  396.328011] Total swap = 0kB
[  396.333372]  ? print_usage_bug+0xc0/0xc0
[  396.337162] 1965979 pages RAM
[  396.340189]  ? __lock_acquire+0x62f/0x4c20
[  396.344226] 0 pages HighMem/MovableOnly
[  396.347245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.351281] 342854 pages reserved
[  396.354383]  ? should_fail+0x22d/0xd01
[  396.358595] 0 pages cma reserved
[  396.362568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.368168] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.371536]  ? __lock_acquire+0x62f/0x4c20
[  396.375513] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.378777]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.383857] init cpuset=/ mems_allowed=0
[  396.390348]  ? __lock_acquire+0x62f/0x4c20
[  396.417618]  ? should_fail+0x22d/0xd01
[  396.421511]  ? find_held_lock+0x36/0x1c0
[  396.425592]  ? mark_held_locks+0x130/0x130
[  396.429836]  ? mark_held_locks+0x130/0x130
[  396.434081]  ? zap_class+0x640/0x640
[  396.437808]  ? zap_class+0x640/0x640
[  396.441526]  ? print_usage_bug+0xc0/0xc0
[  396.445598]  ? do_raw_spin_unlock+0xa7/0x330
[  396.450009]  ? zap_class+0x640/0x640
[  396.453727]  ? print_usage_bug+0xc0/0xc0
[  396.457789]  ? wq_watchdog_touch+0x9c/0xfe
[  396.462030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.467577]  ? check_preemption_disabled+0x48/0x280
[  396.472610]  ? __lock_is_held+0xb5/0x140
[  396.476686]  __alloc_pages_nodemask+0xa80/0xde0
[  396.481362]  ? zap_class+0x640/0x640
[  396.485101]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  396.490139]  ? find_held_lock+0x36/0x1c0
[  396.494216]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.498890]  ? lock_downgrade+0x900/0x900
[  396.503075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.508622]  cache_grow_begin+0xa5/0x8c0
[  396.512685]  ? do_raw_spin_unlock+0xa7/0x330
[  396.517103]  fallback_alloc+0x204/0x2e0
[  396.521100]  ____cache_alloc_node+0x1c7/0x1e0
[  396.525607]  kmem_cache_alloc_node+0xe3/0x730
[  396.530106]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.534379]  __alloc_skb+0x119/0x770
[  396.538117]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.543401]  ? netdev_alloc_frag+0x1f0/0x1f0
[  396.547811]  ? lock_downgrade+0x900/0x900
[  396.551995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.557552]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.563036]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.568505]  ? addrconf_rs_timer+0x690/0x690
[  396.572927]  ndisc_alloc_skb+0x144/0x340
[  396.577008]  ndisc_send_rs+0x331/0x6e0
[  396.580900]  addrconf_rs_timer+0x314/0x690
[  396.585140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.589386]  call_timer_fn+0x272/0x920
[  396.593276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.597510]  ? process_timeout+0x40/0x40
[  396.601585]  ? __run_timers+0x7da/0xc70
[  396.605597]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.610106]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.614612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.618862]  ? lockdep_hardirqs_on+0x296/0x5b0
[  396.623448]  ? trace_hardirqs_on+0xbd/0x310
[  396.627773]  ? kasan_check_read+0x11/0x20
[  396.631934]  ? __run_timers+0x7da/0xc70
[  396.635911]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.641024]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.645268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.649512]  __run_timers+0x7e5/0xc70
[  396.653343]  ? timer_fixup_init+0x70/0x70
[  396.657499]  ? lock_acquire+0x1ed/0x520
[  396.661487]  ? zap_class+0x640/0x640
[  396.665213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.670755]  ? kasan_check_read+0x11/0x20
[  396.674907]  ? do_raw_spin_lock+0x14f/0x350
[  396.679250]  ? find_held_lock+0x36/0x1c0
[  396.683319]  ? zap_class+0x640/0x640
[  396.687054]  ? pvclock_read_flags+0x160/0x160
[  396.691562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.697108]  ? check_preemption_disabled+0x48/0x280
[  396.702132]  ? __lock_is_held+0xb5/0x140
[  396.706196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.711760]  ? check_preemption_disabled+0x48/0x280
[  396.716784]  run_timer_softirq+0x52/0xb0
[  396.720871]  ? rcu_read_lock_sched_held+0x14f/0x180
[  396.725912]  __do_softirq+0x308/0xb7e
[  396.729716]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  396.734213]  ? lock_downgrade+0x900/0x900
[  396.738365]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  396.743483]  ? pvclock_read_flags+0x160/0x160
[  396.747999]  ? lapic_next_event+0x5a/0x90
[  396.752154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.757700]  ? kvm_clock_read+0x18/0x30
[  396.761673]  ? kvm_sched_clock_read+0x9/0x20
[  396.766085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.771624]  ? check_preemption_disabled+0x48/0x280
[  396.776649]  irq_exit+0x17f/0x1c0
[  396.780104]  smp_apic_timer_interrupt+0x1cb/0x760
[  396.784946]  ? smp_reschedule_interrupt+0x109/0x650
[  396.789987]  ? smp_call_function_single_interrupt+0x650/0x650
[  396.795913]  ? interrupt_entry+0xb5/0xc0
[  396.799976]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.804992]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.810008]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.814853]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.819889]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.824930]  ? task_prio+0x50/0x50
[  396.828471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.834012]  ? check_preemption_disabled+0x48/0x280
[  396.839043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.843896]  apic_timer_interrupt+0xf/0x20
[  396.848126]  </IRQ>
[  396.850369] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  396.856256] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  396.875155] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  396.883120] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  396.890383] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  396.897646] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  396.904925] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  396.912216] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  396.919514]  ? save_stack+0xa9/0xd0
[  396.923154]  __kmalloc_node_track_caller+0x3c/0x70
[  396.928086]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  396.932847]  pskb_expand_head+0x230/0x10f0
[  396.937088]  ? check_preemption_disabled+0x48/0x280
[  396.942111]  ? memcpy+0x45/0x50
[  396.945400]  ? __copy_skb_header+0x350/0x6b0
[  396.949810]  ? skb_release_data+0x880/0x880
[  396.954135]  ? __alloc_skb+0x770/0x770
[  396.958036]  ? __lock_is_held+0xb5/0x140
[  396.962106]  ? kasan_check_write+0x14/0x20
[  396.966342]  ? __skb_clone+0x6c7/0xa00
[  396.970232]  ? __copy_skb_header+0x6b0/0x6b0
[  396.974642]  ? kmem_cache_alloc+0x33a/0x730
[  396.978968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.984512]  skb_ensure_writable+0x3dd/0x640
[  396.988930]  ? skb_checksum_setup+0xaa0/0xaa0
[  396.993437]  ? preempt_notifier_register+0x200/0x200
[  396.998541]  ? __switch_to_asm+0x34/0x70
[  397.002639]  ? __switch_to_asm+0x34/0x70
[  397.006701]  ? __switch_to_asm+0x40/0x70
[  397.010757]  ? __switch_to_asm+0x34/0x70
[  397.014817]  ? __switch_to_asm+0x40/0x70
[  397.018881]  ? __switch_to_asm+0x40/0x70
[  397.022943]  ? __switch_to_asm+0x34/0x70
[  397.027004]  ? __switch_to_asm+0x34/0x70
[  397.031075]  ? __switch_to_asm+0x40/0x70
[  397.035132]  ? __switch_to_asm+0x34/0x70
[  397.039201]  bpf_clone_redirect+0x14a/0x490
[  397.043535]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  397.048567]  ? __sched_text_start+0x8/0x8
[  397.052743]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.057510]  ? find_held_lock+0x36/0x1c0
[  397.061590]  ? lock_acquire+0x1ed/0x520
[  397.065597]  ? bpf_test_run+0x3cb/0x780
[  397.069576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.075131]  ? check_preemption_disabled+0x48/0x280
[  397.080153]  ? kasan_check_read+0x11/0x20
[  397.084304]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.089585]  ? rcu_softirq_qs+0x20/0x20
[  397.093569]  ? preempt_schedule+0x4d/0x60
[  397.097723]  ? ___preempt_schedule+0x16/0x18
[  397.102176]  ? bpf_test_run+0x25d/0x780
[  397.106163]  ? netlink_diag_dump+0x2a0/0x2a0
[  397.110579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.116115]  ? bpf_test_init.isra.10+0x70/0x100
[  397.120806]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  397.125591]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  397.130433]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.135974]  ? fput+0x130/0x1a0
[  397.139254]  ? __bpf_prog_get+0x9b/0x290
[  397.143344]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  397.148188]  ? bpf_prog_test_run+0x130/0x1a0
[  397.152604]  ? __x64_sys_bpf+0x3d8/0x520
[  397.156668]  ? bpf_prog_get+0x20/0x20
[  397.160489]  ? do_syscall_64+0x1b9/0x820
[  397.164566]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  397.169945]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.174884]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.179917]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  397.184940]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  397.191610]  ? __switch_to_asm+0x40/0x70
[  397.195670]  ? __switch_to_asm+0x34/0x70
[  397.199738]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.204589]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  397.209983] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  397.210083] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.216145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.216151] Call Trace:
[  397.216158]  <IRQ>
[  397.216175]  dump_stack+0x244/0x39d
[  397.216197]  ? dump_stack_print_info.cold.1+0x20/0x20
[  397.222889] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.232062]  warn_alloc.cold.116+0xb7/0x1bd
[  397.234613] syz-executor1 cpuset=syz1 mems_allowed=0
[  397.236764]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.270251]  ? lock_downgrade+0x900/0x900
[  397.274413]  ? trace_hardirqs_off+0xb8/0x310
[  397.278831]  ? trace_hardirqs_off+0xb8/0x310
[  397.283263]  __alloc_pages_slowpath+0x26e8/0x2e10
[  397.288135]  ? warn_alloc+0x120/0x120
[  397.291940]  ? print_usage_bug+0xc0/0xc0
[  397.296003]  ? warn_alloc+0x120/0x120
[  397.299810]  ? warn_alloc+0x120/0x120
[  397.303612]  ? print_usage_bug+0xc0/0xc0
[  397.307675]  ? kvm_clock_read+0x18/0x30
[  397.311653]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  397.316676]  ? print_usage_bug+0xc0/0xc0
[  397.320743]  ? __lock_acquire+0x62f/0x4c20
[  397.324990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.330539]  ? should_fail+0x22d/0xd01
[  397.334428]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.339713]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.344819]  ? __lock_acquire+0x62f/0x4c20
[  397.349073]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.354176]  ? __lock_acquire+0x62f/0x4c20
[  397.358408]  ? should_fail+0x22d/0xd01
[  397.362298]  ? rcu_irq_exit+0x1a2/0x390
[  397.366287]  ? mark_held_locks+0x130/0x130
[  397.370541]  ? mark_held_locks+0x130/0x130
[  397.374808]  ? mark_held_locks+0xc7/0x130
[  397.378958]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  397.383981]  ? zap_class+0x640/0x640
[  397.387711]  ? print_usage_bug+0xc0/0xc0
[  397.391781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.397321]  ? check_preemption_disabled+0x48/0x280
[  397.402354]  ? __lock_is_held+0xb5/0x140
[  397.406422]  __alloc_pages_nodemask+0xa80/0xde0
[  397.411103]  ? zap_class+0x640/0x640
[  397.414829]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  397.419857]  ? find_held_lock+0x36/0x1c0
[  397.423931]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.428606]  ? lock_downgrade+0x900/0x900
[  397.432769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.438327]  cache_grow_begin+0xa5/0x8c0
[  397.442387]  ? do_raw_spin_unlock+0xa7/0x330
[  397.446803]  fallback_alloc+0x204/0x2e0
[  397.450788]  ____cache_alloc_node+0x1c7/0x1e0
[  397.455290]  kmem_cache_alloc_node+0xe3/0x730
[  397.459789]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.464034]  __alloc_skb+0x119/0x770
[  397.467760]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.473040]  ? netdev_alloc_frag+0x1f0/0x1f0
[  397.477460]  ? lock_downgrade+0x900/0x900
[  397.481616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.487172]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.492627]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.498084]  ? addrconf_rs_timer+0x690/0x690
[  397.502503]  ndisc_alloc_skb+0x144/0x340
[  397.506574]  ndisc_send_rs+0x331/0x6e0
[  397.510470]  addrconf_rs_timer+0x314/0x690
[  397.514710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.518976]  call_timer_fn+0x272/0x920
[  397.522864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.527102]  ? process_timeout+0x40/0x40
[  397.531961]  ? mark_held_locks+0xc7/0x130
[  397.536111]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.540619]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.545110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.549356]  ? lockdep_hardirqs_on+0x296/0x5b0
[  397.553943]  ? trace_hardirqs_on+0xbd/0x310
[  397.558266]  ? kasan_check_read+0x11/0x20
[  397.562415]  ? __run_timers+0x7da/0xc70
[  397.566394]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.571504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.575755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.579989]  __run_timers+0x7e5/0xc70
[  397.583800]  ? timer_fixup_init+0x70/0x70
[  397.587955]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.592977]  ? zap_class+0x640/0x640
[  397.596697]  ? print_usage_bug+0xc0/0xc0
[  397.600761]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.605958]  ? find_held_lock+0x36/0x1c0
[  397.610044]  ? zap_class+0x640/0x640
[  397.613771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.619312]  ? check_preemption_disabled+0x48/0x280
[  397.624340]  ? __lock_is_held+0xb5/0x140
[  397.628406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.633956]  ? check_preemption_disabled+0x48/0x280
[  397.638981]  run_timer_softirq+0x52/0xb0
[  397.643063]  ? rcu_read_lock_sched_held+0x14f/0x180
[  397.648084]  __do_softirq+0x308/0xb7e
[  397.651893]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  397.656404]  ? lock_downgrade+0x900/0x900
[  397.660572]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  397.665693]  ? pvclock_read_flags+0x160/0x160
[  397.670192]  ? lapic_next_event+0x5a/0x90
[  397.674617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.680161]  ? kvm_clock_read+0x18/0x30
[  397.684149]  ? kvm_sched_clock_read+0x9/0x20
[  397.688575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.694118]  ? check_preemption_disabled+0x48/0x280
[  397.699160]  irq_exit+0x17f/0x1c0
[  397.702614]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.707480]  ? smp_reschedule_interrupt+0x109/0x650
[  397.712511]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.718399]  ? interrupt_entry+0xb5/0xc0
[  397.722465]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.727484]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.732512]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.737360]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.742378]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.747396]  ? task_prio+0x50/0x50
[  397.750943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.756480]  ? check_preemption_disabled+0x48/0x280
[  397.761503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.766383]  apic_timer_interrupt+0xf/0x20
[  397.770610]  </IRQ>
[  397.772853] RIP: 0010:dump_stack+0x358/0x39d
[  397.777279] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  397.796690] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  397.804402] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  397.811670] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  397.818954] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  397.826225] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  397.833491] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  397.840787]  ? dump_stack+0x34f/0x39d
[  397.844602]  ? dump_stack_print_info.cold.1+0x20/0x20
[  397.849796]  ? mark_held_locks+0x130/0x130
[  397.854032]  ? mark_held_locks+0x130/0x130
[  397.858283]  dump_header+0x27b/0xf72
[  397.862011]  ? pagefault_out_of_memory+0x197/0x197
[  397.866953]  ? __lock_acquire+0x62f/0x4c20
[  397.871195]  ? percpu_ref_get_many+0x240/0x240
[  397.875795]  ? print_usage_bug+0xc0/0xc0
[  397.879877]  ? zap_class+0x640/0x640
[  397.883611]  ? print_usage_bug+0xc0/0xc0
[  397.887682]  ? print_usage_bug+0xc0/0xc0
[  397.891775]  ? zap_class+0x640/0x640
[  397.895496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.901060]  ? find_held_lock+0x36/0x1c0
[  397.905130]  ? mark_held_locks+0xc7/0x130
[  397.909277]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  397.914379]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  397.919494]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  397.924080]  ? trace_hardirqs_on+0xbd/0x310
[  397.928418]  ? kasan_check_read+0x11/0x20
[  397.932581]  ? ___ratelimit+0x3b4/0x672
[  397.936564]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.941672]  ? trace_hardirqs_on+0x310/0x310
[  397.946083]  ? lock_downgrade+0x900/0x900
[  397.950240]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  397.955342]  ? ___ratelimit+0x3b9/0x672
[  397.959317]  ? idr_get_free+0xf70/0xf70
[  397.963295]  ? find_held_lock+0x36/0x1c0
[  397.967378]  oom_kill_process.cold.27+0x10/0x903
[  397.972133]  ? zap_class+0x640/0x640
[  397.975894]  ? check_preemption_disabled+0x48/0x280
[  397.980914]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  397.985843]  ? kasan_check_read+0x11/0x20
[  397.990008]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.995285]  ? oom_evaluate_task+0x540/0x540
[  397.999696]  ? find_held_lock+0x36/0x1c0
[  398.003766]  ? out_of_memory+0x974/0x1430
[  398.007927]  ? lock_downgrade+0x900/0x900
[  398.012080]  ? check_preemption_disabled+0x48/0x280
[  398.017099]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.022028]  ? kasan_check_read+0x11/0x20
[  398.026178]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.031454]  ? rcu_softirq_qs+0x20/0x20
[  398.035445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.040983]  ? oom_evaluate_task+0x302/0x540
[  398.045398]  out_of_memory+0xa84/0x1430
[  398.049380]  ? oom_killer_disable+0x3a0/0x3a0
[  398.053880]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  398.058814]  ? __ww_mutex_check_waiters+0x160/0x160
[  398.063845]  __alloc_pages_slowpath+0x2354/0x2e10
[  398.068720]  ? warn_alloc+0x120/0x120
[  398.072523]  ? mark_held_locks+0x130/0x130
[  398.076774]  ? find_get_entry+0xaae/0x1120
[  398.081020]  ? filemap_map_pages+0x1a20/0x1a20
[  398.085622]  ? zap_class+0x640/0x640
[  398.089354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.094909]  ? check_preemption_disabled+0x48/0x280
[  398.099940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.105481]  ? should_fail+0x22d/0xd01
[  398.109379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.114484]  ? zap_class+0x640/0x640
[  398.118226]  ? __lock_is_held+0xb5/0x140
[  398.122310]  ? mark_held_locks+0x130/0x130
[  398.126574]  ? lock_release+0xa00/0xa00
[  398.130560]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.136014]  ? xa_load+0x2ba/0x460
[  398.139578]  ? lock_downgrade+0x900/0x900
[  398.143740]  ? __might_sleep+0x95/0x190
[  398.147756]  __alloc_pages_nodemask+0xa80/0xde0
[  398.152434]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  398.157467]  ? __page_cache_alloc+0x191/0x5c0
[  398.161966]  ? xa_load+0x2e1/0x460
[  398.165520]  ? xa_clear_mark+0x40/0x40
[  398.169439]  ? zap_class+0x640/0x640
[  398.173158]  ? zap_class+0x640/0x640
[  398.176874]  ? zap_class+0x640/0x640
[  398.180589]  ? __do_page_cache_readahead+0x663/0x810
[  398.185713]  ? find_held_lock+0x36/0x1c0
[  398.189783]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  398.195329]  alloc_pages_current+0x173/0x350
[  398.199743]  __page_cache_alloc+0x38c/0x5c0
[  398.204066]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.208995]  ? kasan_check_read+0x11/0x20
[  398.213142]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.218421]  ? generic_perform_write+0x6a0/0x6a0
[  398.223197]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.228732]  ? check_preemption_disabled+0x48/0x280
[  398.233757]  filemap_fault+0x1595/0x25f0
[  398.237839]  ? __lock_page_or_retry+0xa00/0xa00
[  398.242521]  ? mark_held_locks+0x130/0x130
[  398.246778]  ? filemap_map_pages+0xd6b/0x1a20
[  398.251272]  ? lock_downgrade+0x900/0x900
[  398.255430]  ? check_preemption_disabled+0x48/0x280
[  398.260460]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.265386]  ? kasan_check_read+0x11/0x20
[  398.269543]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.274830]  ? rcu_softirq_qs+0x20/0x20
[  398.278831]  ? filemap_map_pages+0xd92/0x1a20
[  398.283331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.288876]  ? find_get_entries_tag+0x1400/0x1400
[  398.293732]  ? __lock_acquire+0x62f/0x4c20
[  398.297983]  ? lock_acquire+0x1ed/0x520
[  398.301962]  ? ext4_filemap_fault+0x7a/0xad
[  398.306295]  ? lock_release+0xa00/0xa00
[  398.310267]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.315731]  ? print_usage_bug+0xc0/0xc0
[  398.319794]  ? print_usage_bug+0xc0/0xc0
[  398.323867]  ? down_read+0x8d/0x120
[  398.327496]  ? ext4_filemap_fault+0x7a/0xad
[  398.331824]  ? __down_interruptible+0x700/0x700
[  398.336503]  ext4_filemap_fault+0x82/0xad
[  398.340659]  __do_fault+0x100/0x6b0
[  398.344290]  ? pmd_devmap_trans_unstable+0x220/0x220
[  398.349402]  ? mark_held_locks+0x130/0x130
[  398.353663]  ? mark_held_locks+0x130/0x130
[  398.357899]  ? find_held_lock+0x36/0x1c0
[  398.361983]  ? find_held_lock+0x36/0x1c0
[  398.366053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.371614]  __handle_mm_fault+0x3ea0/0x5be0
[  398.376024]  ? poll_select_copy_remaining+0x18c/0x6a0
[  398.381241]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  398.386091]  ? __might_fault+0x12b/0x1e0
[  398.390157]  ? lock_downgrade+0x900/0x900
[  398.394314]  ? zap_class+0x640/0x640
[  398.398032]  ? zap_class+0x640/0x640
[  398.401757]  ? find_held_lock+0x36/0x1c0
[  398.405840]  ? handle_mm_fault+0x42a/0xc70
[  398.410085]  ? lock_downgrade+0x900/0x900
[  398.414250]  ? check_preemption_disabled+0x48/0x280
[  398.419269]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.424197]  ? kasan_check_read+0x11/0x20
[  398.428344]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.433625]  ? rcu_softirq_qs+0x20/0x20
[  398.437605]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.442733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.448275]  ? check_preemption_disabled+0x48/0x280
[  398.453302]  handle_mm_fault+0x54f/0xc70
[  398.457394]  ? __handle_mm_fault+0x5be0/0x5be0
[  398.461996]  ? find_vma+0x34/0x190
[  398.465559]  __do_page_fault+0x5e8/0xe60
[  398.469633]  ? trace_hardirqs_off+0xb8/0x310
[  398.474058]  do_page_fault+0xf2/0x7e0
[  398.477864]  ? vmalloc_sync_all+0x30/0x30
[  398.482010]  ? error_entry+0x70/0xd0
[  398.485727]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.490758]  ? trace_hardirqs_on_caller+0xc0/0x310
[  398.495690]  ? syscall_return_slowpath+0x5e0/0x5e0
[  398.500620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.505465]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.510479]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.515940]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  398.520969]  ? prepare_exit_to_usermode+0x291/0x3b0
[  398.525982]  ? page_fault+0x8/0x30
[  398.529557]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.534404]  ? page_fault+0x8/0x30
[  398.537945]  page_fault+0x1e/0x30
[  398.541407] RIP: 0033:0x7f41334d1dd3
[  398.545146] Code: Bad RIP value.
[  398.548508] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  398.553876] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  398.561168] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  398.568450] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  398.575717] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  398.582985] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  398.590281] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  398.590287] warn_alloc_show_mem: 1 callbacks suppressed
[  398.590295] Mem-Info:
[  398.597578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.602955] active_anon:51440 inactive_anon:594 isolated_anon:0
[  398.602955]  active_file:10 inactive_file:13 isolated_file:0
[  398.602955]  unevictable:0 dirty:0 writeback:0 unstable:0
[  398.602955]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  398.602955]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  398.602955]  free:13749 free_pcp:129 free_cma:0
[  398.605327] Call Trace:
[  398.614726] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  398.647574]  <IRQ>
[  398.650149] 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
[  398.677822]  dump_stack+0x244/0x39d
[  398.679959] lowmem_reserve[]: 0 2818 6321 6321
[  398.706077]  ? dump_stack_print_info.cold.1+0x20/0x20
[  398.709688] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  398.714277]  warn_alloc.cold.116+0xb7/0x1bd
[  398.719438] lowmem_reserve[]: 0 0 3503 3503
[  398.746778]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.751080] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  398.755406]  ? lock_downgrade+0x900/0x900
[  398.760313] lowmem_reserve[]: 0 0 0 0
[  398.789295]  ? trace_hardirqs_off+0xb8/0x310
[  398.793419] 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
[  398.797226]  ? trace_hardirqs_off+0xb8/0x310
[  398.801611] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  398.815145]  __alloc_pages_slowpath+0x26e8/0x2e10
[  398.819525] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  398.834999]  ? warn_alloc+0x120/0x120
[  398.839804] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  398.855401]  ? warn_alloc+0x120/0x120
[  398.859184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  398.868023]  ? warn_alloc+0x120/0x120
[  398.871805] 673 total pagecache pages
[  398.880384]  ? print_usage_bug+0xc0/0xc0
[  398.884170] 0 pages in swap cache
[  398.887962]  ? __lock_acquire+0x62f/0x4c20
[  398.892010] Swap cache stats: add 0, delete 0, find 0/0
[  398.895455]  ? print_usage_bug+0xc0/0xc0
[  398.899670] Free swap  = 0kB
[  398.905028]  ? __lock_acquire+0x62f/0x4c20
[  398.909076] Total swap = 0kB
[  398.912097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.916310] 1965979 pages RAM
[  398.919328]  ? should_fail+0x22d/0xd01
[  398.924841] 0 pages HighMem/MovableOnly
[  398.927946]  ? __lock_acquire+0x62f/0x4c20
[  398.931816] 342854 pages reserved
[  398.935792]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.940007] 0 pages cma reserved
[  398.943459]  ? __lock_acquire+0x62f/0x4c20
[  398.948643] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  398.951919]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.956235] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  398.962629]  ? __lock_acquire+0x62f/0x4c20
[  398.967716] init cpuset=/ mems_allowed=0
[  398.977416]  ? should_fail+0x22d/0xd01
[  398.989583]  ? mark_held_locks+0x130/0x130
[  398.993829]  ? mark_held_locks+0x130/0x130
[  398.998069]  ? try_to_wake_up+0x11c/0x1490
[  399.002309]  ? lock_downgrade+0x900/0x900
[  399.006467]  ? zap_class+0x640/0x640
[  399.010188]  ? print_usage_bug+0xc0/0xc0
[  399.014253]  ? trace_hardirqs_off+0xb8/0x310
[  399.018667]  ? kasan_check_read+0x11/0x20
[  399.022820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.028362]  ? check_preemption_disabled+0x48/0x280
[  399.033395]  ? __lock_is_held+0xb5/0x140
[  399.037470]  __alloc_pages_nodemask+0xa80/0xde0
[  399.042144]  ? zap_class+0x640/0x640
[  399.045871]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  399.050907]  ? find_held_lock+0x36/0x1c0
[  399.054985]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.059664]  ? lock_downgrade+0x900/0x900
[  399.063825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.069369]  cache_grow_begin+0xa5/0x8c0
[  399.073434]  ? do_raw_spin_unlock+0xa7/0x330
[  399.077859]  fallback_alloc+0x204/0x2e0
[  399.081849]  ____cache_alloc_node+0x1c7/0x1e0
[  399.086358]  kmem_cache_alloc_node+0xe3/0x730
[  399.090862]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.095115]  __alloc_skb+0x119/0x770
[  399.098833]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.104120]  ? netdev_alloc_frag+0x1f0/0x1f0
[  399.108539]  ? lock_downgrade+0x900/0x900
[  399.112703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.118241]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.123702]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.129160]  ? addrconf_rs_timer+0x690/0x690
[  399.133589]  ndisc_alloc_skb+0x144/0x340
[  399.137663]  ndisc_send_rs+0x331/0x6e0
[  399.141571]  addrconf_rs_timer+0x314/0x690
[  399.145816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.150066]  call_timer_fn+0x272/0x920
[  399.153964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.158200]  ? process_timeout+0x40/0x40
[  399.162276]  ? __run_timers+0x7da/0xc70
[  399.166257]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.170751]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.175251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.179487]  ? lockdep_hardirqs_on+0x296/0x5b0
[  399.184074]  ? trace_hardirqs_on+0xbd/0x310
[  399.188402]  ? kasan_check_read+0x11/0x20
[  399.192561]  ? __run_timers+0x7da/0xc70
[  399.196558]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.201673]  ? __queue_work+0x1440/0x1440
[  399.205828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.210063]  __run_timers+0x7e5/0xc70
[  399.213882]  ? timer_fixup_init+0x70/0x70
[  399.218038]  ? lock_acquire+0x1ed/0x520
[  399.222029]  ? zap_class+0x640/0x640
[  399.225752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.231298]  ? kasan_check_read+0x11/0x20
[  399.235454]  ? do_raw_spin_lock+0x14f/0x350
[  399.239786]  ? find_held_lock+0x36/0x1c0
[  399.243855]  ? zap_class+0x640/0x640
[  399.247593]  ? pvclock_read_flags+0x160/0x160
[  399.252092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.257642]  ? check_preemption_disabled+0x48/0x280
[  399.262675]  ? __lock_is_held+0xb5/0x140
[  399.266742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.272285]  ? check_preemption_disabled+0x48/0x280
[  399.277308]  run_timer_softirq+0x52/0xb0
[  399.281374]  ? rcu_read_lock_sched_held+0x14f/0x180
[  399.286394]  __do_softirq+0x308/0xb7e
[  399.290202]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  399.294699]  ? lock_downgrade+0x900/0x900
[  399.298858]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  399.303974]  ? pvclock_read_flags+0x160/0x160
[  399.308483]  ? lapic_next_event+0x5a/0x90
[  399.312645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.318193]  ? kvm_clock_read+0x18/0x30
[  399.322196]  ? kvm_sched_clock_read+0x9/0x20
[  399.326614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.332157]  ? check_preemption_disabled+0x48/0x280
[  399.337185]  irq_exit+0x17f/0x1c0
[  399.340648]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.345496]  ? smp_reschedule_interrupt+0x109/0x650
[  399.350522]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.356421]  ? interrupt_entry+0xb5/0xc0
[  399.360487]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.365504]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.370541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.375398]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.380420]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.385439]  ? task_prio+0x50/0x50
[  399.388983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.394523]  ? check_preemption_disabled+0x48/0x280
[  399.399572]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.404427]  apic_timer_interrupt+0xf/0x20
[  399.408658]  </IRQ>
[  399.410900] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  399.416794] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  399.435697] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  399.443411] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  399.450684] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  399.457963] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  399.465231] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  399.472514] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  399.479822]  ? save_stack+0xa9/0xd0
[  399.483465]  __kmalloc_node_track_caller+0x3c/0x70
[  399.488406]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  399.493204]  pskb_expand_head+0x230/0x10f0
[  399.497442]  ? check_preemption_disabled+0x48/0x280
[  399.502468]  ? memcpy+0x45/0x50
[  399.505759]  ? __copy_skb_header+0x350/0x6b0
[  399.510177]  ? skb_release_data+0x880/0x880
[  399.514500]  ? __alloc_skb+0x770/0x770
[  399.518404]  ? __lock_is_held+0xb5/0x140
[  399.522478]  ? kasan_check_write+0x14/0x20
[  399.526728]  ? __skb_clone+0x6c7/0xa00
[  399.530621]  ? __copy_skb_header+0x6b0/0x6b0
[  399.535033]  ? kmem_cache_alloc+0x33a/0x730
[  399.539361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.544907]  skb_ensure_writable+0x3dd/0x640
[  399.549325]  ? skb_checksum_setup+0xaa0/0xaa0
[  399.553827]  ? preempt_notifier_register+0x200/0x200
[  399.558928]  ? __switch_to_asm+0x34/0x70
[  399.562992]  ? __switch_to_asm+0x34/0x70
[  399.567053]  ? __switch_to_asm+0x40/0x70
[  399.571116]  ? __switch_to_asm+0x34/0x70
[  399.575188]  ? __switch_to_asm+0x40/0x70
[  399.579250]  ? __switch_to_asm+0x40/0x70
[  399.583311]  ? __switch_to_asm+0x34/0x70
[  399.587373]  ? __switch_to_asm+0x34/0x70
[  399.591435]  ? __switch_to_asm+0x40/0x70
[  399.595495]  ? __switch_to_asm+0x34/0x70
[  399.599580]  bpf_clone_redirect+0x14a/0x490
[  399.603916]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  399.608942]  ? __sched_text_start+0x8/0x8
[  399.613096]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.617867]  ? find_held_lock+0x36/0x1c0
[  399.621942]  ? lock_acquire+0x1ed/0x520
[  399.625924]  ? bpf_test_run+0x3cb/0x780
[  399.629907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.635452]  ? check_preemption_disabled+0x48/0x280
[  399.640484]  ? kasan_check_read+0x11/0x20
[  399.644637]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.649917]  ? rcu_softirq_qs+0x20/0x20
[  399.653894]  ? preempt_schedule+0x4d/0x60
[  399.658048]  ? ___preempt_schedule+0x16/0x18
[  399.662466]  ? bpf_test_run+0x25d/0x780
[  399.666457]  ? netlink_diag_dump+0x2a0/0x2a0
[  399.670873]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.676876]  ? bpf_test_init.isra.10+0x70/0x100
[  399.681570]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  399.686345]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  399.691195]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  399.696738]  ? fput+0x130/0x1a0
[  399.700027]  ? __bpf_prog_get+0x9b/0x290
[  399.704108]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  399.708956]  ? bpf_prog_test_run+0x130/0x1a0
[  399.713371]  ? __x64_sys_bpf+0x3d8/0x520
[  399.717435]  ? bpf_prog_get+0x20/0x20
[  399.721261]  ? do_syscall_64+0x1b9/0x820
[  399.725327]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  399.730697]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.735636]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.740658]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  399.745683]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  399.752350]  ? __switch_to_asm+0x40/0x70
[  399.756413]  ? __switch_to_asm+0x34/0x70
[  399.760483]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.765341]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  399.770724] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  399.770809] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.776874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.776880] Call Trace:
[  399.776887]  <IRQ>
[  399.776905]  dump_stack+0x244/0x39d
[  399.776929]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.783603] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.792906]  warn_alloc.cold.116+0xb7/0x1bd
[  399.795465] syz-executor1 cpuset=syz1 mems_allowed=0
[  399.797617]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.831106]  ? lock_downgrade+0x900/0x900
[  399.835270]  ? trace_hardirqs_off+0xb8/0x310
[  399.839690]  ? trace_hardirqs_off+0xb8/0x310
[  399.844115]  __alloc_pages_slowpath+0x26e8/0x2e10
[  399.848990]  ? warn_alloc+0x120/0x120
[  399.852799]  ? print_usage_bug+0xc0/0xc0
[  399.856870]  ? warn_alloc+0x120/0x120
[  399.860683]  ? warn_alloc+0x120/0x120
[  399.864488]  ? print_usage_bug+0xc0/0xc0
[  399.868557]  ? kvm_clock_read+0x18/0x30
[  399.872545]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  399.877567]  ? print_usage_bug+0xc0/0xc0
[  399.881634]  ? __lock_acquire+0x62f/0x4c20
[  399.885879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.891424]  ? should_fail+0x22d/0xd01
[  399.895319]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.900605]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.905714]  ? __lock_acquire+0x62f/0x4c20
[  399.909956]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.915070]  ? __lock_acquire+0x62f/0x4c20
[  399.919326]  ? should_fail+0x22d/0xd01
[  399.923225]  ? rcu_irq_exit+0x1a2/0x390
[  399.927223]  ? mark_held_locks+0x130/0x130
[  399.931466]  ? mark_held_locks+0x130/0x130
[  399.935713]  ? mark_held_locks+0xc7/0x130
[  399.939862]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  399.944884]  ? zap_class+0x640/0x640
[  399.948603]  ? print_usage_bug+0xc0/0xc0
[  399.952672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.958213]  ? check_preemption_disabled+0x48/0x280
[  399.963245]  ? __lock_is_held+0xb5/0x140
[  399.967314]  __alloc_pages_nodemask+0xa80/0xde0
[  399.971985]  ? zap_class+0x640/0x640
[  399.975714]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  399.980766]  ? find_held_lock+0x36/0x1c0
[  399.984847]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.989525]  ? lock_downgrade+0x900/0x900
[  399.993701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.999248]  cache_grow_begin+0xa5/0x8c0
[  400.003314]  ? do_raw_spin_unlock+0xa7/0x330
[  400.007737]  fallback_alloc+0x204/0x2e0
[  400.011722]  ____cache_alloc_node+0x1c7/0x1e0
[  400.016231]  kmem_cache_alloc_node+0xe3/0x730
[  400.020737]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.024989]  __alloc_skb+0x119/0x770
[  400.028709]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.033996]  ? netdev_alloc_frag+0x1f0/0x1f0
[  400.038409]  ? lock_downgrade+0x900/0x900
[  400.042575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.048121]  ? refcount_sub_and_test_checked+0x203/0x310
[  400.053592]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  400.059068]  ? addrconf_rs_timer+0x690/0x690
[  400.063528]  ndisc_alloc_skb+0x144/0x340
[  400.067629]  ndisc_send_rs+0x331/0x6e0
[  400.071529]  addrconf_rs_timer+0x314/0x690
[  400.075784]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.080295]  call_timer_fn+0x272/0x920
[  400.084185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.088436]  ? process_timeout+0x40/0x40
[  400.092514]  ? mark_held_locks+0xc7/0x130
[  400.096676]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.101175]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.105669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.109912]  ? lockdep_hardirqs_on+0x296/0x5b0
[  400.114505]  ? trace_hardirqs_on+0xbd/0x310
[  400.118843]  ? kasan_check_read+0x11/0x20
[  400.122992]  ? __run_timers+0x7da/0xc70
[  400.126971]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.132088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.136332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.140571]  __run_timers+0x7e5/0xc70
[  400.144386]  ? timer_fixup_init+0x70/0x70
[  400.148550]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  400.153571]  ? zap_class+0x640/0x640
[  400.157297]  ? print_usage_bug+0xc0/0xc0
[  400.161363]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  400.166574]  ? find_held_lock+0x36/0x1c0
[  400.170647]  ? zap_class+0x640/0x640
[  400.174370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.180090]  ? check_preemption_disabled+0x48/0x280
[  400.185124]  ? __lock_is_held+0xb5/0x140
[  400.189192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.194733]  ? check_preemption_disabled+0x48/0x280
[  400.199759]  run_timer_softirq+0x52/0xb0
[  400.203830]  ? rcu_read_lock_sched_held+0x14f/0x180
[  400.208851]  __do_softirq+0x308/0xb7e
[  400.212660]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  400.217158]  ? lock_downgrade+0x900/0x900
[  400.221314]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  400.226431]  ? pvclock_read_flags+0x160/0x160
[  400.230941]  ? lapic_next_event+0x5a/0x90
[  400.235096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.240644]  ? kvm_clock_read+0x18/0x30
[  400.244626]  ? kvm_sched_clock_read+0x9/0x20
[  400.249061]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.254608]  ? check_preemption_disabled+0x48/0x280
[  400.259642]  irq_exit+0x17f/0x1c0
[  400.263104]  smp_apic_timer_interrupt+0x1cb/0x760
[  400.267949]  ? smp_reschedule_interrupt+0x109/0x650
[  400.272969]  ? smp_call_function_single_interrupt+0x650/0x650
[  400.278856]  ? interrupt_entry+0xb5/0xc0
[  400.282926]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.287949]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.292970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.297817]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.302840]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.307860]  ? task_prio+0x50/0x50
[  400.311410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.316954]  ? check_preemption_disabled+0x48/0x280
[  400.321983]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.326841]  apic_timer_interrupt+0xf/0x20
[  400.331075]  </IRQ>
[  400.333318] RIP: 0010:dump_stack+0x358/0x39d
[  400.337735] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  400.356637] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  400.364349] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  400.371624] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  400.378899] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  400.386167] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  400.393439] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  400.400731]  ? dump_stack+0x34f/0x39d
[  400.404560]  ? dump_stack_print_info.cold.1+0x20/0x20
[  400.409759]  ? mark_held_locks+0x130/0x130
[  400.413993]  ? mark_held_locks+0x130/0x130
[  400.418272]  dump_header+0x27b/0xf72
[  400.421997]  ? pagefault_out_of_memory+0x197/0x197
[  400.426950]  ? __lock_acquire+0x62f/0x4c20
[  400.431207]  ? percpu_ref_get_many+0x240/0x240
[  400.435798]  ? print_usage_bug+0xc0/0xc0
[  400.439873]  ? zap_class+0x640/0x640
[  400.443601]  ? print_usage_bug+0xc0/0xc0
[  400.447667]  ? print_usage_bug+0xc0/0xc0
[  400.451731]  ? zap_class+0x640/0x640
[  400.455452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.460992]  ? find_held_lock+0x36/0x1c0
[  400.465071]  ? mark_held_locks+0xc7/0x130
[  400.469227]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  400.474333]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  400.479440]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  400.484023]  ? trace_hardirqs_on+0xbd/0x310
[  400.488347]  ? kasan_check_read+0x11/0x20
[  400.492491]  ? ___ratelimit+0x3b4/0x672
[  400.496469]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.501587]  ? trace_hardirqs_on+0x310/0x310
[  400.505996]  ? lock_downgrade+0x900/0x900
[  400.510149]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  400.515253]  ? ___ratelimit+0x3b9/0x672
[  400.519228]  ? idr_get_free+0xf70/0xf70
[  400.523202]  ? find_held_lock+0x36/0x1c0
[  400.527270]  oom_kill_process.cold.27+0x10/0x903
[  400.532028]  ? zap_class+0x640/0x640
[  400.535762]  ? check_preemption_disabled+0x48/0x280
[  400.540787]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.545719]  ? kasan_check_read+0x11/0x20
[  400.549871]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.555151]  ? oom_evaluate_task+0x540/0x540
[  400.559574]  ? find_held_lock+0x36/0x1c0
[  400.563645]  ? out_of_memory+0x974/0x1430
[  400.567797]  ? lock_downgrade+0x900/0x900
[  400.571947]  ? check_preemption_disabled+0x48/0x280
[  400.576969]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.581903]  ? kasan_check_read+0x11/0x20
[  400.586056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.591334]  ? rcu_softirq_qs+0x20/0x20
[  400.595316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.600874]  ? oom_evaluate_task+0x302/0x540
[  400.605286]  out_of_memory+0xa84/0x1430
[  400.609285]  ? oom_killer_disable+0x3a0/0x3a0
[  400.613798]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  400.618737]  ? __ww_mutex_check_waiters+0x160/0x160
[  400.623767]  __alloc_pages_slowpath+0x2354/0x2e10
[  400.628644]  ? warn_alloc+0x120/0x120
[  400.632450]  ? mark_held_locks+0x130/0x130
[  400.636690]  ? find_get_entry+0xaae/0x1120
[  400.640937]  ? filemap_map_pages+0x1a20/0x1a20
[  400.645524]  ? zap_class+0x640/0x640
[  400.649274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.654812]  ? check_preemption_disabled+0x48/0x280
[  400.659831]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.665386]  ? should_fail+0x22d/0xd01
[  400.669292]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.674397]  ? zap_class+0x640/0x640
[  400.678135]  ? __lock_is_held+0xb5/0x140
[  400.682207]  ? mark_held_locks+0x130/0x130
[  400.686459]  ? lock_release+0xa00/0xa00
[  400.690444]  ? perf_trace_sched_process_exec+0x860/0x860
[  400.695899]  ? xa_load+0x2ba/0x460
[  400.699443]  ? lock_downgrade+0x900/0x900
[  400.703601]  ? __might_sleep+0x95/0x190
[  400.707604]  __alloc_pages_nodemask+0xa80/0xde0
[  400.712307]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  400.717330]  ? __page_cache_alloc+0x191/0x5c0
[  400.721839]  ? xa_load+0x2e1/0x460
[  400.725412]  ? xa_clear_mark+0x40/0x40
[  400.729306]  ? zap_class+0x640/0x640
[  400.733051]  ? zap_class+0x640/0x640
[  400.736765]  ? zap_class+0x640/0x640
[  400.740484]  ? __do_page_cache_readahead+0x663/0x810
[  400.745636]  ? find_held_lock+0x36/0x1c0
[  400.749703]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  400.755248]  alloc_pages_current+0x173/0x350
[  400.759680]  __page_cache_alloc+0x38c/0x5c0
[  400.764005]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.768938]  ? kasan_check_read+0x11/0x20
[  400.773092]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.778375]  ? generic_perform_write+0x6a0/0x6a0
[  400.783149]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.788692]  ? check_preemption_disabled+0x48/0x280
[  400.793721]  filemap_fault+0x1595/0x25f0
[  400.797801]  ? __lock_page_or_retry+0xa00/0xa00
[  400.802477]  ? mark_held_locks+0x130/0x130
[  400.806734]  ? filemap_map_pages+0xd6b/0x1a20
[  400.811235]  ? lock_downgrade+0x900/0x900
[  400.815383]  ? check_preemption_disabled+0x48/0x280
[  400.820402]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.825336]  ? kasan_check_read+0x11/0x20
[  400.829482]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.834761]  ? rcu_softirq_qs+0x20/0x20
[  400.838762]  ? filemap_map_pages+0xd92/0x1a20
[  400.843264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.848811]  ? find_get_entries_tag+0x1400/0x1400
[  400.853678]  ? __lock_acquire+0x62f/0x4c20
[  400.857927]  ? lock_acquire+0x1ed/0x520
[  400.861906]  ? ext4_filemap_fault+0x7a/0xad
[  400.866236]  ? lock_release+0xa00/0xa00
[  400.870214]  ? perf_trace_sched_process_exec+0x860/0x860
[  400.875668]  ? print_usage_bug+0xc0/0xc0
[  400.879733]  ? print_usage_bug+0xc0/0xc0
[  400.883815]  ? down_read+0x8d/0x120
[  400.887442]  ? ext4_filemap_fault+0x7a/0xad
[  400.891766]  ? __down_interruptible+0x700/0x700
[  400.896459]  ext4_filemap_fault+0x82/0xad
[  400.900610]  __do_fault+0x100/0x6b0
[  400.904246]  ? pmd_devmap_trans_unstable+0x220/0x220
[  400.909355]  ? mark_held_locks+0x130/0x130
[  400.913619]  ? mark_held_locks+0x130/0x130
[  400.917858]  ? find_held_lock+0x36/0x1c0
[  400.921931]  ? find_held_lock+0x36/0x1c0
[  400.925999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.931568]  __handle_mm_fault+0x3ea0/0x5be0
[  400.935983]  ? poll_select_copy_remaining+0x18c/0x6a0
[  400.941190]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  400.946040]  ? __might_fault+0x12b/0x1e0
[  400.950112]  ? lock_downgrade+0x900/0x900
[  400.954272]  ? zap_class+0x640/0x640
[  400.957988]  ? zap_class+0x640/0x640
[  400.961713]  ? find_held_lock+0x36/0x1c0
[  400.965788]  ? handle_mm_fault+0x42a/0xc70
[  400.970028]  ? lock_downgrade+0x900/0x900
[  400.974185]  ? check_preemption_disabled+0x48/0x280
[  400.979209]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.984155]  ? kasan_check_read+0x11/0x20
[  400.988310]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.993592]  ? rcu_softirq_qs+0x20/0x20
[  400.997571]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.002678]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.008222]  ? check_preemption_disabled+0x48/0x280
[  401.013251]  handle_mm_fault+0x54f/0xc70
[  401.017316]  ? __handle_mm_fault+0x5be0/0x5be0
[  401.021911]  ? find_vma+0x34/0x190
[  401.025462]  __do_page_fault+0x5e8/0xe60
[  401.029522]  ? trace_hardirqs_off+0xb8/0x310
[  401.033944]  do_page_fault+0xf2/0x7e0
[  401.037750]  ? vmalloc_sync_all+0x30/0x30
[  401.041899]  ? error_entry+0x70/0xd0
[  401.045630]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.050651]  ? trace_hardirqs_on_caller+0xc0/0x310
[  401.055581]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.060523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.065370]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.070386]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.075838]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  401.080858]  ? prepare_exit_to_usermode+0x291/0x3b0
[  401.085877]  ? page_fault+0x8/0x30
[  401.089430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.094293]  ? page_fault+0x8/0x30
[  401.097837]  page_fault+0x1e/0x30
[  401.101288] RIP: 0033:0x7f41334d1dd3
[  401.105076] Code: Bad RIP value.
[  401.108435] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  401.113797] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  401.121070] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  401.128362] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  401.135645] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  401.142936] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  401.150232] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  401.150237] warn_alloc_show_mem: 1 callbacks suppressed
[  401.150245] Mem-Info:
[  401.157543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.162923] active_anon:51440 inactive_anon:594 isolated_anon:0
[  401.162923]  active_file:10 inactive_file:13 isolated_file:0
[  401.162923]  unevictable:0 dirty:0 writeback:0 unstable:0
[  401.162923]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  401.162923]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  401.162923]  free:13749 free_pcp:129 free_cma:0
[  401.165297] Call Trace:
[  401.174701] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  401.207557]  <IRQ>
[  401.210135] 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
[  401.237821]  dump_stack+0x244/0x39d
[  401.239950] lowmem_reserve[]: 0 2818 6321 6321
[  401.266067]  ? dump_stack_print_info.cold.1+0x20/0x20
[  401.269676] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  401.274292]  warn_alloc.cold.116+0xb7/0x1bd
[  401.279452] lowmem_reserve[]: 0 0 3503 3503
[  401.306776]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.311078] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  401.315399]  ? lock_downgrade+0x900/0x900
[  401.320218] lowmem_reserve[]: 0 0 0 0
[  401.349206]  ? trace_hardirqs_off+0xb8/0x310
[  401.353329] 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
[  401.357129]  ? trace_hardirqs_off+0xb8/0x310
[  401.361526] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  401.375072]  __alloc_pages_slowpath+0x26e8/0x2e10
[  401.379453] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  401.394818]  ? warn_alloc+0x120/0x120
[  401.399623] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  401.415219]  ? print_usage_bug+0xc0/0xc0
[  401.419003] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  401.427825]  ? warn_alloc+0x120/0x120
[  401.431870] 673 total pagecache pages
[  401.440444]  ? warn_alloc+0x120/0x120
[  401.444231] 0 pages in swap cache
[  401.448019]  ? print_usage_bug+0xc0/0xc0
[  401.451805] Swap cache stats: add 0, delete 0, find 0/0
[  401.455261]  ? print_usage_bug+0xc0/0xc0
[  401.459299] Free swap  = 0kB
[  401.464660]  ? __lock_acquire+0x62f/0x4c20
[  401.468700] Total swap = 0kB
[  401.471715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.475925] 1965979 pages RAM
[  401.478945]  ? should_fail+0x22d/0xd01
[  401.484455] 0 pages HighMem/MovableOnly
[  401.487563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.491421] 342854 pages reserved
[  401.495404]  ? __lock_acquire+0x62f/0x4c20
[  401.500499] 0 pages cma reserved
[  401.503972]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.508263] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.511551]  ? __lock_acquire+0x62f/0x4c20
[  401.511568]  ? should_fail+0x22d/0xd01
[  401.516750] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.523146]  ? find_held_lock+0x36/0x1c0
[  401.527378] init cpuset=/ mems_allowed=0
[  401.531279]  ? mark_held_locks+0x130/0x130
[  401.553314]  ? mark_held_locks+0x130/0x130
[  401.557570]  ? zap_class+0x640/0x640
[  401.561289]  ? zap_class+0x640/0x640
[  401.565006]  ? print_usage_bug+0xc0/0xc0
[  401.569067]  ? do_raw_spin_unlock+0xa7/0x330
[  401.573480]  ? zap_class+0x640/0x640
[  401.577193]  ? print_usage_bug+0xc0/0xc0
[  401.581608]  ? wq_watchdog_touch+0x9c/0xfe
[  401.585872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.591424]  ? check_preemption_disabled+0x48/0x280
[  401.596451]  ? __lock_is_held+0xb5/0x140
[  401.600523]  __alloc_pages_nodemask+0xa80/0xde0
[  401.605234]  ? zap_class+0x640/0x640
[  401.608956]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  401.613997]  ? find_held_lock+0x36/0x1c0
[  401.618069]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.622743]  ? lock_downgrade+0x900/0x900
[  401.626901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.632457]  cache_grow_begin+0xa5/0x8c0
[  401.636523]  ? do_raw_spin_unlock+0xa7/0x330
[  401.640953]  fallback_alloc+0x204/0x2e0
[  401.644939]  ____cache_alloc_node+0x1c7/0x1e0
[  401.649440]  kmem_cache_alloc_node+0xe3/0x730
[  401.653965]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.658211]  __alloc_skb+0x119/0x770
[  401.661939]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.667227]  ? netdev_alloc_frag+0x1f0/0x1f0
[  401.671638]  ? lock_downgrade+0x900/0x900
[  401.676272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.681844]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.687299]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.692750]  ? addrconf_rs_timer+0x690/0x690
[  401.697173]  ndisc_alloc_skb+0x144/0x340
[  401.701243]  ndisc_send_rs+0x331/0x6e0
[  401.705137]  addrconf_rs_timer+0x314/0x690
[  401.709381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.713638]  call_timer_fn+0x272/0x920
[  401.717528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.721780]  ? process_timeout+0x40/0x40
[  401.725850]  ? __run_timers+0x7da/0xc70
[  401.729830]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.734333]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.738827]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.743066]  ? lockdep_hardirqs_on+0x296/0x5b0
[  401.748509]  ? trace_hardirqs_on+0xbd/0x310
[  401.752848]  ? kasan_check_read+0x11/0x20
[  401.757014]  ? __run_timers+0x7da/0xc70
[  401.760989]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.766098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.770339]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.774574]  __run_timers+0x7e5/0xc70
[  401.778420]  ? timer_fixup_init+0x70/0x70
[  401.782698]  ? lock_acquire+0x1ed/0x520
[  401.786672]  ? zap_class+0x640/0x640
[  401.790388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.795932]  ? kasan_check_read+0x11/0x20
[  401.800084]  ? do_raw_spin_lock+0x14f/0x350
[  401.804412]  ? find_held_lock+0x36/0x1c0
[  401.808476]  ? zap_class+0x640/0x640
[  401.812198]  ? pvclock_read_flags+0x160/0x160
[  401.816697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.822241]  ? check_preemption_disabled+0x48/0x280
[  401.827279]  ? __lock_is_held+0xb5/0x140
[  401.831338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.836878]  ? check_preemption_disabled+0x48/0x280
[  401.841901]  run_timer_softirq+0x52/0xb0
[  401.845968]  ? rcu_read_lock_sched_held+0x14f/0x180
[  401.850986]  __do_softirq+0x308/0xb7e
[  401.854789]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  401.859286]  ? lock_downgrade+0x900/0x900
[  401.863462]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  401.868575]  ? pvclock_read_flags+0x160/0x160
[  401.873091]  ? lapic_next_event+0x5a/0x90
[  401.877258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.882803]  ? kvm_clock_read+0x18/0x30
[  401.886775]  ? kvm_sched_clock_read+0x9/0x20
[  401.891228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.896770]  ? check_preemption_disabled+0x48/0x280
[  401.901799]  irq_exit+0x17f/0x1c0
[  401.905253]  smp_apic_timer_interrupt+0x1cb/0x760
[  401.910097]  ? smp_reschedule_interrupt+0x109/0x650
[  401.915126]  ? smp_call_function_single_interrupt+0x650/0x650
[  401.921011]  ? interrupt_entry+0xb5/0xc0
[  401.925077]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.930097]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.935131]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.939976]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.945003]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.950030]  ? task_prio+0x50/0x50
[  401.953577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.959115]  ? check_preemption_disabled+0x48/0x280
[  401.964139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.968987]  apic_timer_interrupt+0xf/0x20
[  401.973216]  </IRQ>
[  401.975459] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  401.981345] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  402.000325] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  402.008031] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  402.015309] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  402.022580] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  402.029845] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  402.037110] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  402.044404]  ? save_stack+0xa9/0xd0
[  402.048049]  __kmalloc_node_track_caller+0x3c/0x70
[  402.052983]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  402.057759]  pskb_expand_head+0x230/0x10f0
[  402.061995]  ? check_preemption_disabled+0x48/0x280
[  402.067045]  ? memcpy+0x45/0x50
[  402.070326]  ? __copy_skb_header+0x350/0x6b0
[  402.074735]  ? skb_release_data+0x880/0x880
[  402.079055]  ? __alloc_skb+0x770/0x770
[  402.082949]  ? __lock_is_held+0xb5/0x140
[  402.087018]  ? kasan_check_write+0x14/0x20
[  402.091253]  ? __skb_clone+0x6c7/0xa00
[  402.095146]  ? __copy_skb_header+0x6b0/0x6b0
[  402.099559]  ? kmem_cache_alloc+0x33a/0x730
[  402.103887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.109429]  skb_ensure_writable+0x3dd/0x640
[  402.113844]  ? skb_checksum_setup+0xaa0/0xaa0
[  402.118343]  ? preempt_notifier_register+0x200/0x200
[  402.123446]  ? __switch_to_asm+0x34/0x70
[  402.127505]  ? __switch_to_asm+0x34/0x70
[  402.131569]  ? __switch_to_asm+0x40/0x70
[  402.135632]  ? __switch_to_asm+0x34/0x70
[  402.139688]  ? __switch_to_asm+0x40/0x70
[  402.143750]  ? __switch_to_asm+0x40/0x70
[  402.147821]  ? __switch_to_asm+0x34/0x70
[  402.151881]  ? __switch_to_asm+0x34/0x70
[  402.155937]  ? __switch_to_asm+0x40/0x70
[  402.160003]  ? __switch_to_asm+0x34/0x70
[  402.164085]  bpf_clone_redirect+0x14a/0x490
[  402.168416]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  402.173451]  ? __sched_text_start+0x8/0x8
[  402.177613]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.182378]  ? find_held_lock+0x36/0x1c0
[  402.186451]  ? lock_acquire+0x1ed/0x520
[  402.190426]  ? bpf_test_run+0x3cb/0x780
[  402.194398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.199949]  ? check_preemption_disabled+0x48/0x280
[  402.204974]  ? kasan_check_read+0x11/0x20
[  402.209121]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.214397]  ? rcu_softirq_qs+0x20/0x20
[  402.218372]  ? preempt_schedule+0x4d/0x60
[  402.222536]  ? ___preempt_schedule+0x16/0x18
[  402.226975]  ? bpf_test_run+0x25d/0x780
[  402.230977]  ? netlink_diag_dump+0x2a0/0x2a0
[  402.235390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.240926]  ? bpf_test_init.isra.10+0x70/0x100
[  402.245603]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  402.250369]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  402.255229]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  402.260772]  ? fput+0x130/0x1a0
[  402.264052]  ? __bpf_prog_get+0x9b/0x290
[  402.268115]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  402.272958]  ? bpf_prog_test_run+0x130/0x1a0
[  402.277369]  ? __x64_sys_bpf+0x3d8/0x520
[  402.281441]  ? bpf_prog_get+0x20/0x20
[  402.285272]  ? do_syscall_64+0x1b9/0x820
[  402.289336]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  402.294725]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.299666]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.304684]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  402.309702]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  402.316380]  ? __switch_to_asm+0x40/0x70
[  402.320452]  ? __switch_to_asm+0x34/0x70
[  402.324515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.329374]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  402.334762] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  402.334863] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.340921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.340930] Call Trace:
[  402.347508] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.356757]  <IRQ>
[  402.359331] syz-executor1 cpuset=syz1 mems_allowed=0
[  402.369919]  dump_stack+0x244/0x39d
[  402.380993]  ? dump_stack_print_info.cold.1+0x20/0x20
[  402.386210]  warn_alloc.cold.116+0xb7/0x1bd
[  402.390543]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.395393]  ? lock_downgrade+0x900/0x900
[  402.399561]  ? trace_hardirqs_off+0xb8/0x310
[  402.403986]  ? trace_hardirqs_off+0xb8/0x310
[  402.408407]  __alloc_pages_slowpath+0x26e8/0x2e10
[  402.413277]  ? warn_alloc+0x120/0x120
[  402.417081]  ? print_usage_bug+0xc0/0xc0
[  402.421147]  ? warn_alloc+0x120/0x120
[  402.424956]  ? warn_alloc+0x120/0x120
[  402.428760]  ? print_usage_bug+0xc0/0xc0
[  402.432827]  ? kvm_clock_read+0x18/0x30
[  402.436805]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  402.441830]  ? print_usage_bug+0xc0/0xc0
[  402.445910]  ? __lock_acquire+0x62f/0x4c20
[  402.450150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.455688]  ? should_fail+0x22d/0xd01
[  402.459574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.464854]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.469964]  ? __lock_acquire+0x62f/0x4c20
[  402.474205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.479305]  ? __lock_acquire+0x62f/0x4c20
[  402.483544]  ? should_fail+0x22d/0xd01
[  402.487432]  ? rcu_irq_exit+0x1a2/0x390
[  402.491415]  ? mark_held_locks+0x130/0x130
[  402.495656]  ? mark_held_locks+0x130/0x130
[  402.499896]  ? mark_held_locks+0xc7/0x130
[  402.504077]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  402.509091]  ? zap_class+0x640/0x640
[  402.512806]  ? print_usage_bug+0xc0/0xc0
[  402.516885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.522447]  ? check_preemption_disabled+0x48/0x280
[  402.527521]  ? __lock_is_held+0xb5/0x140
[  402.531597]  __alloc_pages_nodemask+0xa80/0xde0
[  402.536271]  ? zap_class+0x640/0x640
[  402.540025]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  402.545063]  ? find_held_lock+0x36/0x1c0
[  402.549135]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.553806]  ? lock_downgrade+0x900/0x900
[  402.557963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.563506]  cache_grow_begin+0xa5/0x8c0
[  402.567602]  ? do_raw_spin_unlock+0xa7/0x330
[  402.572032]  fallback_alloc+0x204/0x2e0
[  402.576021]  ____cache_alloc_node+0x1c7/0x1e0
[  402.580548]  kmem_cache_alloc_node+0xe3/0x730
[  402.585076]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.589321]  __alloc_skb+0x119/0x770
[  402.593039]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.598347]  ? netdev_alloc_frag+0x1f0/0x1f0
[  402.602768]  ? lock_downgrade+0x900/0x900
[  402.606942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.612485]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.617945]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.623400]  ? addrconf_rs_timer+0x690/0x690
[  402.627825]  ndisc_alloc_skb+0x144/0x340
[  402.631895]  ndisc_send_rs+0x331/0x6e0
[  402.635792]  addrconf_rs_timer+0x314/0x690
[  402.640032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.644287]  call_timer_fn+0x272/0x920
[  402.648173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.652425]  ? process_timeout+0x40/0x40
[  402.656497]  ? mark_held_locks+0xc7/0x130
[  402.660649]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.665155]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.669665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.673930]  ? lockdep_hardirqs_on+0x296/0x5b0
[  402.678515]  ? trace_hardirqs_on+0xbd/0x310
[  402.682836]  ? kasan_check_read+0x11/0x20
[  402.686982]  ? __run_timers+0x7da/0xc70
[  402.690957]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.696096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.700334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.704571]  __run_timers+0x7e5/0xc70
[  402.708393]  ? timer_fixup_init+0x70/0x70
[  402.712549]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.717570]  ? zap_class+0x640/0x640
[  402.721297]  ? print_usage_bug+0xc0/0xc0
[  402.725367]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  402.730572]  ? find_held_lock+0x36/0x1c0
[  402.734644]  ? zap_class+0x640/0x640
[  402.738364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.743910]  ? check_preemption_disabled+0x48/0x280
[  402.748938]  ? __lock_is_held+0xb5/0x140
[  402.753016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.758577]  ? check_preemption_disabled+0x48/0x280
[  402.763605]  run_timer_softirq+0x52/0xb0
[  402.767674]  ? rcu_read_lock_sched_held+0x14f/0x180
[  402.772696]  __do_softirq+0x308/0xb7e
[  402.776501]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  402.780995]  ? lock_downgrade+0x900/0x900
[  402.785151]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  402.790265]  ? pvclock_read_flags+0x160/0x160
[  402.794765]  ? lapic_next_event+0x5a/0x90
[  402.798919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.804462]  ? kvm_clock_read+0x18/0x30
[  402.808436]  ? kvm_sched_clock_read+0x9/0x20
[  402.812846]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.818384]  ? check_preemption_disabled+0x48/0x280
[  402.823428]  irq_exit+0x17f/0x1c0
[  402.826887]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.831732]  ? smp_reschedule_interrupt+0x109/0x650
[  402.836751]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.842643]  ? interrupt_entry+0xb5/0xc0
[  402.846709]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.851725]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.856744]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.861591]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.866610]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.871632]  ? task_prio+0x50/0x50
[  402.875173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.880715]  ? check_preemption_disabled+0x48/0x280
[  402.885742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.890591]  apic_timer_interrupt+0xf/0x20
[  402.894816]  </IRQ>
[  402.897062] RIP: 0010:dump_stack+0x358/0x39d
[  402.901477] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  402.920389] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  402.928099] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  402.935367] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  402.942647] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  402.949917] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  402.957208] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  402.964493]  ? dump_stack+0x34f/0x39d
[  402.968317]  ? dump_stack_print_info.cold.1+0x20/0x20
[  402.973510]  ? mark_held_locks+0x130/0x130
[  402.977745]  ? mark_held_locks+0x130/0x130
[  402.981987]  dump_header+0x27b/0xf72
[  402.985738]  ? pagefault_out_of_memory+0x197/0x197
[  402.990687]  ? __lock_acquire+0x62f/0x4c20
[  402.994929]  ? percpu_ref_get_many+0x240/0x240
[  402.999514]  ? print_usage_bug+0xc0/0xc0
[  403.003584]  ? zap_class+0x640/0x640
[  403.007317]  ? print_usage_bug+0xc0/0xc0
[  403.011380]  ? print_usage_bug+0xc0/0xc0
[  403.015442]  ? zap_class+0x640/0x640
[  403.019161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.024707]  ? find_held_lock+0x36/0x1c0
[  403.028779]  ? mark_held_locks+0xc7/0x130
[  403.032931]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  403.038037]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  403.043151]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  403.047737]  ? trace_hardirqs_on+0xbd/0x310
[  403.052077]  ? kasan_check_read+0x11/0x20
[  403.056228]  ? ___ratelimit+0x3b4/0x672
[  403.060228]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.065334]  ? trace_hardirqs_on+0x310/0x310
[  403.069762]  ? lock_downgrade+0x900/0x900
[  403.073915]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  403.079024]  ? ___ratelimit+0x3b9/0x672
[  403.083041]  ? idr_get_free+0xf70/0xf70
[  403.087037]  ? find_held_lock+0x36/0x1c0
[  403.091113]  oom_kill_process.cold.27+0x10/0x903
[  403.095870]  ? zap_class+0x640/0x640
[  403.099585]  ? check_preemption_disabled+0x48/0x280
[  403.104605]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.109549]  ? kasan_check_read+0x11/0x20
[  403.113699]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.118982]  ? oom_evaluate_task+0x540/0x540
[  403.123395]  ? find_held_lock+0x36/0x1c0
[  403.127464]  ? out_of_memory+0x974/0x1430
[  403.131623]  ? lock_downgrade+0x900/0x900
[  403.135771]  ? check_preemption_disabled+0x48/0x280
[  403.140795]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.145723]  ? kasan_check_read+0x11/0x20
[  403.149870]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.155151]  ? rcu_softirq_qs+0x20/0x20
[  403.159159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.164691]  ? oom_evaluate_task+0x302/0x540
[  403.169106]  out_of_memory+0xa84/0x1430
[  403.173090]  ? oom_killer_disable+0x3a0/0x3a0
[  403.177594]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  403.182526]  ? __ww_mutex_check_waiters+0x160/0x160
[  403.187569]  __alloc_pages_slowpath+0x2354/0x2e10
[  403.192444]  ? warn_alloc+0x120/0x120
[  403.196243]  ? mark_held_locks+0x130/0x130
[  403.200486]  ? find_get_entry+0xaae/0x1120
[  403.204733]  ? filemap_map_pages+0x1a20/0x1a20
[  403.209322]  ? zap_class+0x640/0x640
[  403.213038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.218596]  ? check_preemption_disabled+0x48/0x280
[  403.223627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.229168]  ? should_fail+0x22d/0xd01
[  403.233062]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.238165]  ? zap_class+0x640/0x640
[  403.241903]  ? __lock_is_held+0xb5/0x140
[  403.245997]  ? mark_held_locks+0x130/0x130
[  403.250233]  ? lock_release+0xa00/0xa00
[  403.254212]  ? perf_trace_sched_process_exec+0x860/0x860
[  403.259674]  ? xa_load+0x2ba/0x460
[  403.263220]  ? lock_downgrade+0x900/0x900
[  403.267376]  ? __might_sleep+0x95/0x190
[  403.271354]  __alloc_pages_nodemask+0xa80/0xde0
[  403.276028]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  403.281064]  ? __page_cache_alloc+0x191/0x5c0
[  403.285564]  ? xa_load+0x2e1/0x460
[  403.289106]  ? xa_clear_mark+0x40/0x40
[  403.292996]  ? zap_class+0x640/0x640
[  403.296722]  ? zap_class+0x640/0x640
[  403.300438]  ? zap_class+0x640/0x640
[  403.304156]  ? __do_page_cache_readahead+0x663/0x810
[  403.309288]  ? find_held_lock+0x36/0x1c0
[  403.313360]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  403.318904]  alloc_pages_current+0x173/0x350
[  403.323324]  __page_cache_alloc+0x38c/0x5c0
[  403.327656]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.332594]  ? kasan_check_read+0x11/0x20
[  403.336755]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.342033]  ? generic_perform_write+0x6a0/0x6a0
[  403.346793]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.352337]  ? check_preemption_disabled+0x48/0x280
[  403.357364]  filemap_fault+0x1595/0x25f0
[  403.361446]  ? __lock_page_or_retry+0xa00/0xa00
[  403.366124]  ? mark_held_locks+0x130/0x130
[  403.370386]  ? filemap_map_pages+0xd6b/0x1a20
[  403.374890]  ? lock_downgrade+0x900/0x900
[  403.379039]  ? check_preemption_disabled+0x48/0x280
[  403.384072]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.389039]  ? kasan_check_read+0x11/0x20
[  403.393208]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.398483]  ? rcu_softirq_qs+0x20/0x20
[  403.402466]  ? filemap_map_pages+0xd92/0x1a20
[  403.406977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.412525]  ? find_get_entries_tag+0x1400/0x1400
[  403.417377]  ? __lock_acquire+0x62f/0x4c20
[  403.421626]  ? lock_acquire+0x1ed/0x520
[  403.425622]  ? ext4_filemap_fault+0x7a/0xad
[  403.429952]  ? lock_release+0xa00/0xa00
[  403.433926]  ? perf_trace_sched_process_exec+0x860/0x860
[  403.439379]  ? print_usage_bug+0xc0/0xc0
[  403.443442]  ? print_usage_bug+0xc0/0xc0
[  403.447515]  ? down_read+0x8d/0x120
[  403.451145]  ? ext4_filemap_fault+0x7a/0xad
[  403.455467]  ? __down_interruptible+0x700/0x700
[  403.460165]  ext4_filemap_fault+0x82/0xad
[  403.464327]  __do_fault+0x100/0x6b0
[  403.467959]  ? pmd_devmap_trans_unstable+0x220/0x220
[  403.473067]  ? mark_held_locks+0x130/0x130
[  403.477306]  ? mark_held_locks+0x130/0x130
[  403.481539]  ? find_held_lock+0x36/0x1c0
[  403.485618]  ? find_held_lock+0x36/0x1c0
[  403.489683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.495239]  __handle_mm_fault+0x3ea0/0x5be0
[  403.499652]  ? poll_select_copy_remaining+0x18c/0x6a0
[  403.504855]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  403.509704]  ? __might_fault+0x12b/0x1e0
[  403.513764]  ? lock_downgrade+0x900/0x900
[  403.517920]  ? zap_class+0x640/0x640
[  403.521635]  ? zap_class+0x640/0x640
[  403.525365]  ? find_held_lock+0x36/0x1c0
[  403.529437]  ? handle_mm_fault+0x42a/0xc70
[  403.533675]  ? lock_downgrade+0x900/0x900
[  403.537824]  ? check_preemption_disabled+0x48/0x280
[  403.542847]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.547778]  ? kasan_check_read+0x11/0x20
[  403.551924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.557200]  ? rcu_softirq_qs+0x20/0x20
[  403.561174]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.566279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.571820]  ? check_preemption_disabled+0x48/0x280
[  403.576847]  handle_mm_fault+0x54f/0xc70
[  403.580916]  ? __handle_mm_fault+0x5be0/0x5be0
[  403.585501]  ? find_vma+0x34/0x190
[  403.589052]  __do_page_fault+0x5e8/0xe60
[  403.593114]  ? trace_hardirqs_off+0xb8/0x310
[  403.597550]  do_page_fault+0xf2/0x7e0
[  403.601360]  ? vmalloc_sync_all+0x30/0x30
[  403.605510]  ? error_entry+0x70/0xd0
[  403.609229]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.614244]  ? trace_hardirqs_on_caller+0xc0/0x310
[  403.619191]  ? syscall_return_slowpath+0x5e0/0x5e0
[  403.624139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.628983]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.633997]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.639447]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  403.644479]  ? prepare_exit_to_usermode+0x291/0x3b0
[  403.649499]  ? page_fault+0x8/0x30
[  403.653044]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.657899]  ? page_fault+0x8/0x30
[  403.661453]  page_fault+0x1e/0x30
[  403.664907] RIP: 0033:0x7f41334d1dd3
[  403.668634] Code: Bad RIP value.
[  403.672011] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  403.677516] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  403.684790] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  403.692063] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  403.699333] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  403.706606] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  403.713899] warn_alloc_show_mem: 1 callbacks suppressed
[  403.713911] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  403.713913] Mem-Info:
[  403.713958] active_anon:51440 inactive_anon:594 isolated_anon:0
[  403.713958]  active_file:10 inactive_file:13 isolated_file:0
[  403.713958]  unevictable:0 dirty:0 writeback:0 unstable:0
[  403.713958]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  403.713958]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  403.713958]  free:13749 free_pcp:129 free_cma:0
[  403.719299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.726576] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  403.726585] 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
[  403.729019] Call Trace:
[  403.761886] lowmem_reserve[]: 0 2818 6321 6321
[  403.771233]  <IRQ>
[  403.799389] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  403.825503]  dump_stack+0x244/0x39d
[  403.828066] lowmem_reserve[]: 0 0 3503 3503
[  403.832646]  ? dump_stack_print_info.cold.1+0x20/0x20
[  403.834785] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  403.862115]  warn_alloc.cold.116+0xb7/0x1bd
[  403.865711] lowmem_reserve[]: 0 0 0 0
[  403.870032]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  403.875205] 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
[  403.904179]  ? lock_downgrade+0x900/0x900
[  403.908478] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  403.912283]  ? trace_hardirqs_off+0xb8/0x310
[  403.917098] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  403.930617]  ? trace_hardirqs_off+0xb8/0x310
[  403.934750] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  403.950088]  __alloc_pages_slowpath+0x26e8/0x2e10
[  403.954477] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  403.970098]  ? warn_alloc+0x120/0x120
[  403.974463] 673 total pagecache pages
[  403.983317]  ? print_usage_bug+0xc0/0xc0
[  403.988172] 0 pages in swap cache
[  403.996743]  ? warn_alloc+0x120/0x120
[  404.000530] Swap cache stats: add 0, delete 0, find 0/0
[  404.004332]  ? warn_alloc+0x120/0x120
[  404.008383] Free swap  = 0kB
[  404.011858]  ? print_usage_bug+0xc0/0xc0
[  404.015636] Total swap = 0kB
[  404.020993]  ? kvm_clock_read+0x18/0x30
[  404.024772] 1965979 pages RAM
[  404.027790]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  404.031826] 0 pages HighMem/MovableOnly
[  404.034854]  ? print_usage_bug+0xc0/0xc0
[  404.038807] 342854 pages reserved
[  404.041948]  ? __lock_acquire+0x62f/0x4c20
[  404.046944] 0 pages cma reserved
[  404.050941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.055084] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.058428]  ? should_fail+0x22d/0xd01
[  404.062701] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.065997]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.071513] init cpuset=/ mems_allowed=0
[  404.078001]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.105975]  ? __lock_acquire+0x62f/0x4c20
[  404.110218]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.115320]  ? __lock_acquire+0x62f/0x4c20
[  404.119561]  ? should_fail+0x22d/0xd01
[  404.123452]  ? rcu_irq_exit+0x1a2/0x390
[  404.127442]  ? mark_held_locks+0x130/0x130
[  404.131683]  ? mark_held_locks+0x130/0x130
[  404.135925]  ? mark_held_locks+0xc7/0x130
[  404.140074]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  404.145096]  ? zap_class+0x640/0x640
[  404.148813]  ? print_usage_bug+0xc0/0xc0
[  404.152878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.158453]  ? check_preemption_disabled+0x48/0x280
[  404.163481]  ? __lock_is_held+0xb5/0x140
[  404.167555]  __alloc_pages_nodemask+0xa80/0xde0
[  404.172231]  ? zap_class+0x640/0x640
[  404.175953]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  404.180983]  ? find_held_lock+0x36/0x1c0
[  404.185091]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.189768]  ? lock_downgrade+0x900/0x900
[  404.193925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.199527]  cache_grow_begin+0xa5/0x8c0
[  404.203597]  ? do_raw_spin_unlock+0xa7/0x330
[  404.208018]  fallback_alloc+0x204/0x2e0
[  404.212001]  ____cache_alloc_node+0x1c7/0x1e0
[  404.216528]  kmem_cache_alloc_node+0xe3/0x730
[  404.221084]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.225343]  __alloc_skb+0x119/0x770
[  404.229055]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.234338]  ? netdev_alloc_frag+0x1f0/0x1f0
[  404.238752]  ? lock_downgrade+0x900/0x900
[  404.242912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.248450]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.253907]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.259363]  ? addrconf_rs_timer+0x690/0x690
[  404.263788]  ndisc_alloc_skb+0x144/0x340
[  404.267856]  ndisc_send_rs+0x331/0x6e0
[  404.271749]  addrconf_rs_timer+0x314/0x690
[  404.275988]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.280240]  call_timer_fn+0x272/0x920
[  404.284126]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.288361]  ? process_timeout+0x40/0x40
[  404.292431]  ? __run_timers+0x7da/0xc70
[  404.296411]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.300904]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.305401]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.309642]  ? lockdep_hardirqs_on+0x296/0x5b0
[  404.314225]  ? trace_hardirqs_on+0xbd/0x310
[  404.318553]  ? kasan_check_read+0x11/0x20
[  404.322705]  ? __run_timers+0x7da/0xc70
[  404.326681]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.331789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.336029]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.340262]  __run_timers+0x7e5/0xc70
[  404.344077]  ? timer_fixup_init+0x70/0x70
[  404.348235]  ? lock_acquire+0x1ed/0x520
[  404.352208]  ? zap_class+0x640/0x640
[  404.355947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.361493]  ? kasan_check_read+0x11/0x20
[  404.365641]  ? do_raw_spin_lock+0x14f/0x350
[  404.369971]  ? find_held_lock+0x36/0x1c0
[  404.374041]  ? zap_class+0x640/0x640
[  404.377764]  ? pvclock_read_flags+0x160/0x160
[  404.382256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.387807]  ? check_preemption_disabled+0x48/0x280
[  404.392839]  ? __lock_is_held+0xb5/0x140
[  404.396904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.402448]  ? check_preemption_disabled+0x48/0x280
[  404.407476]  run_timer_softirq+0x52/0xb0
[  404.411543]  ? rcu_read_lock_sched_held+0x14f/0x180
[  404.416582]  __do_softirq+0x308/0xb7e
[  404.420394]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  404.424894]  ? lock_downgrade+0x900/0x900
[  404.429046]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  404.434165]  ? pvclock_read_flags+0x160/0x160
[  404.438665]  ? lapic_next_event+0x5a/0x90
[  404.442817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.448359]  ? kvm_clock_read+0x18/0x30
[  404.452333]  ? kvm_sched_clock_read+0x9/0x20
[  404.456749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.462288]  ? check_preemption_disabled+0x48/0x280
[  404.467314]  irq_exit+0x17f/0x1c0
[  404.470770]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.475616]  ? smp_reschedule_interrupt+0x109/0x650
[  404.480637]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.486531]  ? interrupt_entry+0xb5/0xc0
[  404.490612]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.495645]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.500664]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.505510]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.510524]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.515558]  ? task_prio+0x50/0x50
[  404.519105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.524649]  ? check_preemption_disabled+0x48/0x280
[  404.529672]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.534525]  apic_timer_interrupt+0xf/0x20
[  404.538758]  </IRQ>
[  404.541003] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  404.546888] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  404.565787] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  404.573492] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  404.580936] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  404.588204] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  404.595471] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  404.602735] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  404.610028]  ? save_stack+0xa9/0xd0
[  404.613708]  __kmalloc_node_track_caller+0x3c/0x70
[  404.618647]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  404.623425]  pskb_expand_head+0x230/0x10f0
[  404.627665]  ? check_preemption_disabled+0x48/0x280
[  404.632687]  ? memcpy+0x45/0x50
[  404.635986]  ? __copy_skb_header+0x350/0x6b0
[  404.640423]  ? skb_release_data+0x880/0x880
[  404.644749]  ? __alloc_skb+0x770/0x770
[  404.648647]  ? __lock_is_held+0xb5/0x140
[  404.652714]  ? kasan_check_write+0x14/0x20
[  404.656949]  ? __skb_clone+0x6c7/0xa00
[  404.660868]  ? __copy_skb_header+0x6b0/0x6b0
[  404.665274]  ? kmem_cache_alloc+0x33a/0x730
[  404.669602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.675150]  skb_ensure_writable+0x3dd/0x640
[  404.679584]  ? skb_checksum_setup+0xaa0/0xaa0
[  404.684087]  ? preempt_notifier_register+0x200/0x200
[  404.689195]  ? __switch_to_asm+0x34/0x70
[  404.693253]  ? __switch_to_asm+0x34/0x70
[  404.697308]  ? __switch_to_asm+0x40/0x70
[  404.701365]  ? __switch_to_asm+0x34/0x70
[  404.705427]  ? __switch_to_asm+0x40/0x70
[  404.709490]  ? __switch_to_asm+0x40/0x70
[  404.713545]  ? __switch_to_asm+0x34/0x70
[  404.717613]  ? __switch_to_asm+0x34/0x70
[  404.721674]  ? __switch_to_asm+0x40/0x70
[  404.725729]  ? __switch_to_asm+0x34/0x70
[  404.729797]  bpf_clone_redirect+0x14a/0x490
[  404.734131]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  404.739150]  ? __sched_text_start+0x8/0x8
[  404.743305]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.748068]  ? find_held_lock+0x36/0x1c0
[  404.752142]  ? lock_acquire+0x1ed/0x520
[  404.756116]  ? bpf_test_run+0x3cb/0x780
[  404.760092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.765644]  ? check_preemption_disabled+0x48/0x280
[  404.770667]  ? kasan_check_read+0x11/0x20
[  404.774840]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.780116]  ? rcu_softirq_qs+0x20/0x20
[  404.784111]  ? preempt_schedule+0x4d/0x60
[  404.788258]  ? ___preempt_schedule+0x16/0x18
[  404.792673]  ? bpf_test_run+0x25d/0x780
[  404.796673]  ? netlink_diag_dump+0x2a0/0x2a0
[  404.801086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.806640]  ? bpf_test_init.isra.10+0x70/0x100
[  404.811355]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  404.816125]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  404.820977]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  404.826541]  ? fput+0x130/0x1a0
[  404.829851]  ? __bpf_prog_get+0x9b/0x290
[  404.833917]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  404.838756]  ? bpf_prog_test_run+0x130/0x1a0
[  404.843178]  ? __x64_sys_bpf+0x3d8/0x520
[  404.847250]  ? bpf_prog_get+0x20/0x20
[  404.851080]  ? do_syscall_64+0x1b9/0x820
[  404.855138]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  404.860506]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.865441]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.870459]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  404.875479]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  404.882143]  ? __switch_to_asm+0x40/0x70
[  404.886202]  ? __switch_to_asm+0x34/0x70
[  404.890266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.895112]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  404.900507] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  404.900600] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.906663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.906668] Call Trace:
[  404.906675]  <IRQ>
[  404.906692]  dump_stack+0x244/0x39d
[  404.906716]  ? dump_stack_print_info.cold.1+0x20/0x20
[  404.913267] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.922563]  warn_alloc.cold.116+0xb7/0x1bd
[  404.925116] syz-executor1 cpuset=syz1 mems_allowed=0
[  404.927275]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.960752]  ? lock_downgrade+0x900/0x900
[  404.964910]  ? trace_hardirqs_off+0xb8/0x310
[  404.969350]  ? trace_hardirqs_off+0xb8/0x310
[  404.973767]  __alloc_pages_slowpath+0x26e8/0x2e10
[  404.978642]  ? warn_alloc+0x120/0x120
[  404.982446]  ? print_usage_bug+0xc0/0xc0
[  404.986527]  ? warn_alloc+0x120/0x120
[  404.990343]  ? zap_class+0x640/0x640
[  404.994068]  ? warn_alloc+0x120/0x120
[  404.997873]  ? print_usage_bug+0xc0/0xc0
[  405.001942]  ? print_usage_bug+0xc0/0xc0
[  405.006017]  ? __lock_acquire+0x62f/0x4c20
[  405.010259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.015801]  ? should_fail+0x22d/0xd01
[  405.019707]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.024815]  ? __lock_acquire+0x62f/0x4c20
[  405.029061]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.034164]  ? __lock_acquire+0x62f/0x4c20
[  405.038399]  ? should_fail+0x22d/0xd01
[  405.042296]  ? find_held_lock+0x36/0x1c0
[  405.046370]  ? mark_held_locks+0x130/0x130
[  405.050616]  ? mark_held_locks+0x130/0x130
[  405.054854]  ? zap_class+0x640/0x640
[  405.058595]  ? zap_class+0x640/0x640
[  405.062325]  ? print_usage_bug+0xc0/0xc0
[  405.066386]  ? do_raw_spin_unlock+0xa7/0x330
[  405.070794]  ? zap_class+0x640/0x640
[  405.074521]  ? print_usage_bug+0xc0/0xc0
[  405.078590]  ? wq_watchdog_touch+0x9c/0xfe
[  405.082833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.088387]  ? check_preemption_disabled+0x48/0x280
[  405.093414]  ? __lock_is_held+0xb5/0x140
[  405.097476]  __alloc_pages_nodemask+0xa80/0xde0
[  405.102144]  ? zap_class+0x640/0x640
[  405.105863]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  405.110892]  ? find_held_lock+0x36/0x1c0
[  405.114964]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.119633]  ? lock_downgrade+0x900/0x900
[  405.123786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.129334]  cache_grow_begin+0xa5/0x8c0
[  405.133393]  ? do_raw_spin_unlock+0xa7/0x330
[  405.137810]  fallback_alloc+0x204/0x2e0
[  405.141792]  ____cache_alloc_node+0x1c7/0x1e0
[  405.146298]  kmem_cache_alloc_node+0xe3/0x730
[  405.150801]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.155052]  __alloc_skb+0x119/0x770
[  405.158772]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.164062]  ? netdev_alloc_frag+0x1f0/0x1f0
[  405.168471]  ? lock_downgrade+0x900/0x900
[  405.172631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.178171]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.183643]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.189097]  ? addrconf_rs_timer+0x690/0x690
[  405.193521]  ndisc_alloc_skb+0x144/0x340
[  405.197606]  ndisc_send_rs+0x331/0x6e0
[  405.201530]  addrconf_rs_timer+0x314/0x690
[  405.205786]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.210045]  call_timer_fn+0x272/0x920
[  405.213968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.218202]  ? process_timeout+0x40/0x40
[  405.222278]  ? mark_held_locks+0xc7/0x130
[  405.226428]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.230920]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.235413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.239653]  ? lockdep_hardirqs_on+0x296/0x5b0
[  405.244239]  ? trace_hardirqs_on+0xbd/0x310
[  405.248567]  ? kasan_check_read+0x11/0x20
[  405.252718]  ? __run_timers+0x7da/0xc70
[  405.256695]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.261803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.266064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.270300]  __run_timers+0x7e5/0xc70
[  405.274110]  ? timer_fixup_init+0x70/0x70
[  405.278261]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.283277]  ? zap_class+0x640/0x640
[  405.287056]  ? print_usage_bug+0xc0/0xc0
[  405.291135]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.296373]  ? find_held_lock+0x36/0x1c0
[  405.300440]  ? zap_class+0x640/0x640
[  405.304158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.309700]  ? check_preemption_disabled+0x48/0x280
[  405.314727]  ? __lock_is_held+0xb5/0x140
[  405.318792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.324330]  ? check_preemption_disabled+0x48/0x280
[  405.329355]  run_timer_softirq+0x52/0xb0
[  405.333419]  ? rcu_read_lock_sched_held+0x14f/0x180
[  405.338436]  __do_softirq+0x308/0xb7e
[  405.342242]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  405.346739]  ? lock_downgrade+0x900/0x900
[  405.350893]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  405.356007]  ? pvclock_read_flags+0x160/0x160
[  405.360511]  ? lapic_next_event+0x5a/0x90
[  405.364669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.370225]  ? kvm_clock_read+0x18/0x30
[  405.374205]  ? kvm_sched_clock_read+0x9/0x20
[  405.378645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.384197]  ? check_preemption_disabled+0x48/0x280
[  405.389226]  irq_exit+0x17f/0x1c0
[  405.392698]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.397550]  ? smp_reschedule_interrupt+0x109/0x650
[  405.402587]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.408472]  ? interrupt_entry+0xb5/0xc0
[  405.412553]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.417571]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.422612]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.427465]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.432485]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.437502]  ? task_prio+0x50/0x50
[  405.441071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.446620]  ? check_preemption_disabled+0x48/0x280
[  405.451648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.456529]  apic_timer_interrupt+0xf/0x20
[  405.460806]  </IRQ>
[  405.463054] RIP: 0010:dump_stack+0x358/0x39d
[  405.467465] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  405.486378] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  405.494082] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  405.501355] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  405.508630] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  405.515895] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  405.523162] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  405.530461]  ? dump_stack+0x34f/0x39d
[  405.534287]  ? dump_stack_print_info.cold.1+0x20/0x20
[  405.539494]  ? mark_held_locks+0x130/0x130
[  405.543732]  ? mark_held_locks+0x130/0x130
[  405.547976]  dump_header+0x27b/0xf72
[  405.551704]  ? pagefault_out_of_memory+0x197/0x197
[  405.556641]  ? __lock_acquire+0x62f/0x4c20
[  405.560880]  ? percpu_ref_get_many+0x240/0x240
[  405.565464]  ? print_usage_bug+0xc0/0xc0
[  405.569560]  ? zap_class+0x640/0x640
[  405.573289]  ? print_usage_bug+0xc0/0xc0
[  405.577346]  ? print_usage_bug+0xc0/0xc0
[  405.581415]  ? zap_class+0x640/0x640
[  405.585133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.590675]  ? find_held_lock+0x36/0x1c0
[  405.594744]  ? mark_held_locks+0xc7/0x130
[  405.598896]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  405.603996]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  405.609099]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  405.613681]  ? trace_hardirqs_on+0xbd/0x310
[  405.618001]  ? kasan_check_read+0x11/0x20
[  405.622148]  ? ___ratelimit+0x3b4/0x672
[  405.626124]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.631227]  ? trace_hardirqs_on+0x310/0x310
[  405.635638]  ? lock_downgrade+0x900/0x900
[  405.639802]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  405.644907]  ? ___ratelimit+0x3b9/0x672
[  405.648888]  ? idr_get_free+0xf70/0xf70
[  405.652863]  ? find_held_lock+0x36/0x1c0
[  405.656936]  oom_kill_process.cold.27+0x10/0x903
[  405.661694]  ? zap_class+0x640/0x640
[  405.665413]  ? check_preemption_disabled+0x48/0x280
[  405.670436]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.675605]  ? kasan_check_read+0x11/0x20
[  405.679755]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.685036]  ? oom_evaluate_task+0x540/0x540
[  405.689460]  ? find_held_lock+0x36/0x1c0
[  405.693533]  ? out_of_memory+0x974/0x1430
[  405.697688]  ? lock_downgrade+0x900/0x900
[  405.701836]  ? check_preemption_disabled+0x48/0x280
[  405.706854]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.711782]  ? kasan_check_read+0x11/0x20
[  405.715930]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.721212]  ? rcu_softirq_qs+0x20/0x20
[  405.725190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.730724]  ? oom_evaluate_task+0x302/0x540
[  405.735140]  out_of_memory+0xa84/0x1430
[  405.739122]  ? oom_killer_disable+0x3a0/0x3a0
[  405.743618]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  405.748553]  ? __ww_mutex_check_waiters+0x160/0x160
[  405.753597]  __alloc_pages_slowpath+0x2354/0x2e10
[  405.758472]  ? warn_alloc+0x120/0x120
[  405.762274]  ? mark_held_locks+0x130/0x130
[  405.766513]  ? find_get_entry+0xaae/0x1120
[  405.770759]  ? filemap_map_pages+0x1a20/0x1a20
[  405.775350]  ? zap_class+0x640/0x640
[  405.779075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.785074]  ? check_preemption_disabled+0x48/0x280
[  405.790104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.795644]  ? should_fail+0x22d/0xd01
[  405.799545]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.804650]  ? zap_class+0x640/0x640
[  405.808389]  ? __lock_is_held+0xb5/0x140
[  405.812460]  ? mark_held_locks+0x130/0x130
[  405.816699]  ? lock_release+0xa00/0xa00
[  405.820676]  ? perf_trace_sched_process_exec+0x860/0x860
[  405.826143]  ? xa_load+0x2ba/0x460
[  405.829686]  ? lock_downgrade+0x900/0x900
[  405.833852]  ? __might_sleep+0x95/0x190
[  405.837835]  __alloc_pages_nodemask+0xa80/0xde0
[  405.842512]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  405.847551]  ? __page_cache_alloc+0x191/0x5c0
[  405.852056]  ? xa_load+0x2e1/0x460
[  405.855602]  ? xa_clear_mark+0x40/0x40
[  405.859492]  ? zap_class+0x640/0x640
[  405.863216]  ? zap_class+0x640/0x640
[  405.866931]  ? zap_class+0x640/0x640
[  405.870646]  ? __do_page_cache_readahead+0x663/0x810
[  405.875779]  ? find_held_lock+0x36/0x1c0
[  405.879861]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  405.885427]  alloc_pages_current+0x173/0x350
[  405.889848]  __page_cache_alloc+0x38c/0x5c0
[  405.894179]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.899131]  ? kasan_check_read+0x11/0x20
[  405.903290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.908573]  ? generic_perform_write+0x6a0/0x6a0
[  405.913335]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.918878]  ? check_preemption_disabled+0x48/0x280
[  405.923906]  filemap_fault+0x1595/0x25f0
[  405.927986]  ? __lock_page_or_retry+0xa00/0xa00
[  405.932670]  ? mark_held_locks+0x130/0x130
[  405.936918]  ? filemap_map_pages+0xd6b/0x1a20
[  405.941418]  ? lock_downgrade+0x900/0x900
[  405.945576]  ? check_preemption_disabled+0x48/0x280
[  405.950624]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.955563]  ? kasan_check_read+0x11/0x20
[  405.959717]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.964994]  ? rcu_softirq_qs+0x20/0x20
[  405.968985]  ? filemap_map_pages+0xd92/0x1a20
[  405.973502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.979059]  ? find_get_entries_tag+0x1400/0x1400
[  405.983920]  ? __lock_acquire+0x62f/0x4c20
[  405.988170]  ? lock_acquire+0x1ed/0x520
[  405.992148]  ? ext4_filemap_fault+0x7a/0xad
[  405.996479]  ? lock_release+0xa00/0xa00
[  406.000467]  ? perf_trace_sched_process_exec+0x860/0x860
[  406.005920]  ? print_usage_bug+0xc0/0xc0
[  406.009998]  ? print_usage_bug+0xc0/0xc0
[  406.014080]  ? down_read+0x8d/0x120
[  406.017706]  ? ext4_filemap_fault+0x7a/0xad
[  406.022043]  ? __down_interruptible+0x700/0x700
[  406.026730]  ext4_filemap_fault+0x82/0xad
[  406.030884]  __do_fault+0x100/0x6b0
[  406.034517]  ? pmd_devmap_trans_unstable+0x220/0x220
[  406.039635]  ? mark_held_locks+0x130/0x130
[  406.043873]  ? mark_held_locks+0x130/0x130
[  406.048110]  ? find_held_lock+0x36/0x1c0
[  406.052177]  ? find_held_lock+0x36/0x1c0
[  406.056245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.061796]  __handle_mm_fault+0x3ea0/0x5be0
[  406.066209]  ? poll_select_copy_remaining+0x18c/0x6a0
[  406.071420]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  406.076272]  ? __might_fault+0x12b/0x1e0
[  406.080336]  ? lock_downgrade+0x900/0x900
[  406.084500]  ? zap_class+0x640/0x640
[  406.088223]  ? zap_class+0x640/0x640
[  406.091962]  ? find_held_lock+0x36/0x1c0
[  406.096045]  ? handle_mm_fault+0x42a/0xc70
[  406.100292]  ? lock_downgrade+0x900/0x900
[  406.104454]  ? check_preemption_disabled+0x48/0x280
[  406.109493]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.114437]  ? kasan_check_read+0x11/0x20
[  406.118602]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.123904]  ? rcu_softirq_qs+0x20/0x20
[  406.127882]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.132996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.138543]  ? check_preemption_disabled+0x48/0x280
[  406.143577]  handle_mm_fault+0x54f/0xc70
[  406.147676]  ? __handle_mm_fault+0x5be0/0x5be0
[  406.152267]  ? find_vma+0x34/0x190
[  406.155820]  __do_page_fault+0x5e8/0xe60
[  406.159884]  ? trace_hardirqs_off+0xb8/0x310
[  406.164313]  do_page_fault+0xf2/0x7e0
[  406.168122]  ? vmalloc_sync_all+0x30/0x30
[  406.172277]  ? error_entry+0x70/0xd0
[  406.175995]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.181011]  ? trace_hardirqs_on_caller+0xc0/0x310
[  406.185948]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.190882]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.195731]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.200751]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.206208]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.211228]  ? prepare_exit_to_usermode+0x291/0x3b0
[  406.216246]  ? page_fault+0x8/0x30
[  406.219794]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.224640]  ? page_fault+0x8/0x30
[  406.228189]  page_fault+0x1e/0x30
[  406.231641] RIP: 0033:0x7f41334d1dd3
[  406.235374] Code: Bad RIP value.
[  406.238734] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  406.244095] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  406.251361] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  406.258640] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  406.265908] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  406.273175] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  406.280474] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  406.280480] warn_alloc_show_mem: 1 callbacks suppressed
[  406.280488] Mem-Info:
[  406.287774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.293148] active_anon:51440 inactive_anon:594 isolated_anon:0
[  406.293148]  active_file:10 inactive_file:13 isolated_file:0
[  406.293148]  unevictable:0 dirty:0 writeback:0 unstable:0
[  406.293148]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  406.293148]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  406.293148]  free:13749 free_pcp:129 free_cma:0
[  406.295520] Call Trace:
[  406.304927] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  406.337760]  <IRQ>
[  406.340335] 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
[  406.368013]  dump_stack+0x244/0x39d
[  406.370137] lowmem_reserve[]: 0 2818 6321 6321
[  406.396246]  ? dump_stack_print_info.cold.1+0x20/0x20
[  406.399854] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  406.404445]  warn_alloc.cold.116+0xb7/0x1bd
[  406.409609] lowmem_reserve[]: 0 0 3503 3503
[  406.436934]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.441236] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  406.445577]  ? lock_downgrade+0x900/0x900
[  406.450386] lowmem_reserve[]: 0 0 0 0
[  406.479376]  ? trace_hardirqs_off+0xb8/0x310
[  406.483500] 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
[  406.487303]  ? trace_hardirqs_off+0xb8/0x310
[  406.491681] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  406.505244]  __alloc_pages_slowpath+0x26e8/0x2e10
[  406.509638] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  406.525006]  ? warn_alloc+0x120/0x120
[  406.529817] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  406.545438]  ? print_usage_bug+0xc0/0xc0
[  406.549225] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  406.558069]  ? warn_alloc+0x120/0x120
[  406.562107] 673 total pagecache pages
[  406.570680]  ? warn_alloc+0x120/0x120
[  406.574468] 0 pages in swap cache
[  406.578263]  ? print_usage_bug+0xc0/0xc0
[  406.582045] Swap cache stats: add 0, delete 0, find 0/0
[  406.585495]  ? print_usage_bug+0xc0/0xc0
[  406.589538] Free swap  = 0kB
[  406.589548] Total swap = 0kB
[  406.589556] 1965979 pages RAM
[  406.594916]  ? __lock_acquire+0x62f/0x4c20
[  406.598951] 0 pages HighMem/MovableOnly
[  406.598961] 342854 pages reserved
[  406.602004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.605013] 0 pages cma reserved
[  406.608116]  ? should_fail+0x22d/0xd01
[  406.612409] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.616305]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.616320]  ? __lock_acquire+0x62f/0x4c20
[  406.616338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.619845] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.625311]  ? __lock_acquire+0x62f/0x4c20
[  406.628669] init cpuset=/ mems_allowed=0
[  406.632554]  ? should_fail+0x22d/0xd01
[  406.632571]  ? find_held_lock+0x36/0x1c0
[  406.679324]  ? mark_held_locks+0x130/0x130
[  406.683589]  ? mark_held_locks+0x130/0x130
[  406.687823]  ? zap_class+0x640/0x640
[  406.691544]  ? zap_class+0x640/0x640
[  406.695267]  ? print_usage_bug+0xc0/0xc0
[  406.699327]  ? do_raw_spin_unlock+0xa7/0x330
[  406.703734]  ? zap_class+0x640/0x640
[  406.707449]  ? print_usage_bug+0xc0/0xc0
[  406.711509]  ? wq_watchdog_touch+0x9c/0xfe
[  406.715761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.721301]  ? check_preemption_disabled+0x48/0x280
[  406.726327]  ? __lock_is_held+0xb5/0x140
[  406.730392]  __alloc_pages_nodemask+0xa80/0xde0
[  406.735061]  ? zap_class+0x640/0x640
[  406.738784]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  406.743811]  ? find_held_lock+0x36/0x1c0
[  406.747886]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.752566]  ? lock_downgrade+0x900/0x900
[  406.756734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.762277]  cache_grow_begin+0xa5/0x8c0
[  406.766339]  ? do_raw_spin_unlock+0xa7/0x330
[  406.770760]  fallback_alloc+0x204/0x2e0
[  406.774746]  ____cache_alloc_node+0x1c7/0x1e0
[  406.779269]  kmem_cache_alloc_node+0xe3/0x730
[  406.783777]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.788021]  __alloc_skb+0x119/0x770
[  406.791738]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.797019]  ? netdev_alloc_frag+0x1f0/0x1f0
[  406.801426]  ? lock_downgrade+0x900/0x900
[  406.805592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.811129]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.816584]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.822054]  ? addrconf_rs_timer+0x690/0x690
[  406.826503]  ndisc_alloc_skb+0x144/0x340
[  406.830581]  ndisc_send_rs+0x331/0x6e0
[  406.834480]  addrconf_rs_timer+0x314/0x690
[  406.838726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.842976]  call_timer_fn+0x272/0x920
[  406.846866]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.851104]  ? process_timeout+0x40/0x40
[  406.855173]  ? __run_timers+0x7da/0xc70
[  406.859177]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.863685]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.868179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.872414]  ? lockdep_hardirqs_on+0x296/0x5b0
[  406.877012]  ? trace_hardirqs_on+0xbd/0x310
[  406.881333]  ? kasan_check_read+0x11/0x20
[  406.885477]  ? __run_timers+0x7da/0xc70
[  406.889455]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.894575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.898818]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.903054]  __run_timers+0x7e5/0xc70
[  406.906870]  ? timer_fixup_init+0x70/0x70
[  406.911022]  ? lock_acquire+0x1ed/0x520
[  406.914999]  ? zap_class+0x640/0x640
[  406.918718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.924263]  ? kasan_check_read+0x11/0x20
[  406.928414]  ? do_raw_spin_lock+0x14f/0x350
[  406.932764]  ? find_held_lock+0x36/0x1c0
[  406.936833]  ? zap_class+0x640/0x640
[  406.940593]  ? pvclock_read_flags+0x160/0x160
[  406.945093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.950637]  ? check_preemption_disabled+0x48/0x280
[  406.955663]  ? __lock_is_held+0xb5/0x140
[  406.959729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.965276]  ? check_preemption_disabled+0x48/0x280
[  406.970313]  run_timer_softirq+0x52/0xb0
[  406.974377]  ? rcu_read_lock_sched_held+0x14f/0x180
[  406.979393]  __do_softirq+0x308/0xb7e
[  406.983203]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  406.987702]  ? lock_downgrade+0x900/0x900
[  406.991859]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  406.996974]  ? pvclock_read_flags+0x160/0x160
[  407.001481]  ? lapic_next_event+0x5a/0x90
[  407.005660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.011215]  ? kvm_clock_read+0x18/0x30
[  407.015194]  ? kvm_sched_clock_read+0x9/0x20
[  407.019605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.025145]  ? check_preemption_disabled+0x48/0x280
[  407.030169]  irq_exit+0x17f/0x1c0
[  407.033623]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.038476]  ? smp_reschedule_interrupt+0x109/0x650
[  407.043492]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.049379]  ? interrupt_entry+0xb5/0xc0
[  407.053473]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.058525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.063587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.068428]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.073447]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.078465]  ? task_prio+0x50/0x50
[  407.082012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.087561]  ? check_preemption_disabled+0x48/0x280
[  407.092591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.097448]  apic_timer_interrupt+0xf/0x20
[  407.101675]  </IRQ>
[  407.103918] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  407.109809] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  407.128709] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  407.136415] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  407.143682] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  407.150948] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  407.158214] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  407.165484] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  407.172791]  ? save_stack+0xa9/0xd0
[  407.176432]  __kmalloc_node_track_caller+0x3c/0x70
[  407.181368]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  407.186141]  pskb_expand_head+0x230/0x10f0
[  407.190392]  ? check_preemption_disabled+0x48/0x280
[  407.195413]  ? memcpy+0x45/0x50
[  407.198697]  ? __copy_skb_header+0x350/0x6b0
[  407.203108]  ? skb_release_data+0x880/0x880
[  407.207431]  ? __alloc_skb+0x770/0x770
[  407.211333]  ? __lock_is_held+0xb5/0x140
[  407.215400]  ? kasan_check_write+0x14/0x20
[  407.219636]  ? __skb_clone+0x6c7/0xa00
[  407.223524]  ? __copy_skb_header+0x6b0/0x6b0
[  407.227967]  ? kmem_cache_alloc+0x33a/0x730
[  407.232306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.237851]  skb_ensure_writable+0x3dd/0x640
[  407.242263]  ? skb_checksum_setup+0xaa0/0xaa0
[  407.246764]  ? preempt_notifier_register+0x200/0x200
[  407.251867]  ? __switch_to_asm+0x34/0x70
[  407.255929]  ? __switch_to_asm+0x34/0x70
[  407.259994]  ? __switch_to_asm+0x40/0x70
[  407.264052]  ? __switch_to_asm+0x34/0x70
[  407.268117]  ? __switch_to_asm+0x40/0x70
[  407.272176]  ? __switch_to_asm+0x40/0x70
[  407.276237]  ? __switch_to_asm+0x34/0x70
[  407.280303]  ? __switch_to_asm+0x34/0x70
[  407.284364]  ? __switch_to_asm+0x40/0x70
[  407.288426]  ? __switch_to_asm+0x34/0x70
[  407.292494]  bpf_clone_redirect+0x14a/0x490
[  407.296825]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  407.301847]  ? __sched_text_start+0x8/0x8
[  407.306005]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.310770]  ? find_held_lock+0x36/0x1c0
[  407.314842]  ? lock_acquire+0x1ed/0x520
[  407.318821]  ? bpf_test_run+0x3cb/0x780
[  407.322800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.328341]  ? check_preemption_disabled+0x48/0x280
[  407.333369]  ? kasan_check_read+0x11/0x20
[  407.337529]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.342820]  ? rcu_softirq_qs+0x20/0x20
[  407.346799]  ? preempt_schedule+0x4d/0x60
[  407.350948]  ? ___preempt_schedule+0x16/0x18
[  407.355378]  ? bpf_test_run+0x25d/0x780
[  407.359360]  ? netlink_diag_dump+0x2a0/0x2a0
[  407.363769]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.369305]  ? bpf_test_init.isra.10+0x70/0x100
[  407.373985]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  407.378755]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  407.383620]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  407.389160]  ? fput+0x130/0x1a0
[  407.392446]  ? __bpf_prog_get+0x9b/0x290
[  407.396512]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  407.401363]  ? bpf_prog_test_run+0x130/0x1a0
[  407.405775]  ? __x64_sys_bpf+0x3d8/0x520
[  407.409841]  ? bpf_prog_get+0x20/0x20
[  407.413665]  ? do_syscall_64+0x1b9/0x820
[  407.417726]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  407.423095]  ? syscall_return_slowpath+0x5e0/0x5e0
[  407.428031]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.433048]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  407.438071]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  407.444740]  ? __switch_to_asm+0x40/0x70
[  407.448803]  ? __switch_to_asm+0x34/0x70
[  407.452872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.457724]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  407.463110] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  407.463200] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.469263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.469269] Call Trace:
[  407.469277]  <IRQ>
[  407.469295]  dump_stack+0x244/0x39d
[  407.469315]  ? dump_stack_print_info.cold.1+0x20/0x20
[  407.475889] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.485154]  warn_alloc.cold.116+0xb7/0x1bd
[  407.487722] syz-executor1 cpuset=syz1 mems_allowed=0
[  407.489874]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.523409]  ? lock_downgrade+0x900/0x900
[  407.527582]  ? trace_hardirqs_off+0xb8/0x310
[  407.531998]  ? trace_hardirqs_off+0xb8/0x310
[  407.536431]  __alloc_pages_slowpath+0x26e8/0x2e10
[  407.541321]  ? warn_alloc+0x120/0x120
[  407.545125]  ? print_usage_bug+0xc0/0xc0
[  407.549190]  ? warn_alloc+0x120/0x120
[  407.553001]  ? warn_alloc+0x120/0x120
[  407.556803]  ? print_usage_bug+0xc0/0xc0
[  407.560872]  ? print_usage_bug+0xc0/0xc0
[  407.564939]  ? __lock_acquire+0x62f/0x4c20
[  407.569183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.574724]  ? should_fail+0x22d/0xd01
[  407.578616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.583720]  ? __lock_acquire+0x62f/0x4c20
[  407.587958]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.593065]  ? __lock_acquire+0x62f/0x4c20
[  407.597302]  ? should_fail+0x22d/0xd01
[  407.601193]  ? find_held_lock+0x36/0x1c0
[  407.605267]  ? mark_held_locks+0x130/0x130
[  407.609509]  ? mark_held_locks+0x130/0x130
[  407.613745]  ? zap_class+0x640/0x640
[  407.617469]  ? zap_class+0x640/0x640
[  407.621198]  ? print_usage_bug+0xc0/0xc0
[  407.625262]  ? do_raw_spin_unlock+0xa7/0x330
[  407.629683]  ? zap_class+0x640/0x640
[  407.633403]  ? print_usage_bug+0xc0/0xc0
[  407.637466]  ? wq_watchdog_touch+0x9c/0xfe
[  407.641718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.647259]  ? check_preemption_disabled+0x48/0x280
[  407.652290]  ? __lock_is_held+0xb5/0x140
[  407.656359]  __alloc_pages_nodemask+0xa80/0xde0
[  407.661030]  ? zap_class+0x640/0x640
[  407.664759]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  407.669787]  ? find_held_lock+0x36/0x1c0
[  407.674027]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.678723]  ? lock_downgrade+0x900/0x900
[  407.682883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.688426]  cache_grow_begin+0xa5/0x8c0
[  407.692490]  ? do_raw_spin_unlock+0xa7/0x330
[  407.696931]  fallback_alloc+0x204/0x2e0
[  407.700910]  ____cache_alloc_node+0x1c7/0x1e0
[  407.705416]  kmem_cache_alloc_node+0xe3/0x730
[  407.709914]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.714188]  __alloc_skb+0x119/0x770
[  407.717902]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.723185]  ? netdev_alloc_frag+0x1f0/0x1f0
[  407.727594]  ? lock_downgrade+0x900/0x900
[  407.731752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.737294]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.742753]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.748207]  ? addrconf_rs_timer+0x690/0x690
[  407.752628]  ndisc_alloc_skb+0x144/0x340
[  407.756697]  ndisc_send_rs+0x331/0x6e0
[  407.760591]  addrconf_rs_timer+0x314/0x690
[  407.764834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.769097]  call_timer_fn+0x272/0x920
[  407.772983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.777217]  ? process_timeout+0x40/0x40
[  407.781778]  ? mark_held_locks+0xc7/0x130
[  407.785930]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.790427]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.794922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.799159]  ? lockdep_hardirqs_on+0x296/0x5b0
[  407.803754]  ? trace_hardirqs_on+0xbd/0x310
[  407.808105]  ? kasan_check_read+0x11/0x20
[  407.812252]  ? __run_timers+0x7da/0xc70
[  407.816241]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.821347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.825589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.829826]  __run_timers+0x7e5/0xc70
[  407.833634]  ? timer_fixup_init+0x70/0x70
[  407.837783]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.842803]  ? zap_class+0x640/0x640
[  407.846519]  ? print_usage_bug+0xc0/0xc0
[  407.850598]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  407.855816]  ? find_held_lock+0x36/0x1c0
[  407.859896]  ? zap_class+0x640/0x640
[  407.863643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.869184]  ? check_preemption_disabled+0x48/0x280
[  407.874208]  ? __lock_is_held+0xb5/0x140
[  407.878271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.883809]  ? check_preemption_disabled+0x48/0x280
[  407.888831]  run_timer_softirq+0x52/0xb0
[  407.892894]  ? rcu_read_lock_sched_held+0x14f/0x180
[  407.897923]  __do_softirq+0x308/0xb7e
[  407.901749]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  407.906240]  ? lock_downgrade+0x900/0x900
[  407.910408]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  407.915529]  ? pvclock_read_flags+0x160/0x160
[  407.920054]  ? lapic_next_event+0x5a/0x90
[  407.924206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.929749]  ? kvm_clock_read+0x18/0x30
[  407.933724]  ? kvm_sched_clock_read+0x9/0x20
[  407.938135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.943674]  ? check_preemption_disabled+0x48/0x280
[  407.948705]  irq_exit+0x17f/0x1c0
[  407.952158]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.956998]  ? smp_reschedule_interrupt+0x109/0x650
[  407.962013]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.967902]  ? interrupt_entry+0xb5/0xc0
[  407.971982]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.976998]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.982013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.986859]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.991882]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.996904]  ? task_prio+0x50/0x50
[  408.000447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.005985]  ? check_preemption_disabled+0x48/0x280
[  408.011036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.015889]  apic_timer_interrupt+0xf/0x20
[  408.020117]  </IRQ>
[  408.022381] RIP: 0010:dump_stack+0x358/0x39d
[  408.026816] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  408.045718] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  408.053436] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  408.060704] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  408.067971] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  408.075264] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  408.082531] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  408.089828]  ? dump_stack+0x34f/0x39d
[  408.093666]  ? dump_stack_print_info.cold.1+0x20/0x20
[  408.098888]  ? mark_held_locks+0x130/0x130
[  408.103129]  ? mark_held_locks+0x130/0x130
[  408.107371]  dump_header+0x27b/0xf72
[  408.111100]  ? pagefault_out_of_memory+0x197/0x197
[  408.116037]  ? __lock_acquire+0x62f/0x4c20
[  408.120282]  ? percpu_ref_get_many+0x240/0x240
[  408.124871]  ? print_usage_bug+0xc0/0xc0
[  408.128943]  ? zap_class+0x640/0x640
[  408.132661]  ? print_usage_bug+0xc0/0xc0
[  408.136722]  ? print_usage_bug+0xc0/0xc0
[  408.140793]  ? zap_class+0x640/0x640
[  408.144510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.150073]  ? find_held_lock+0x36/0x1c0
[  408.154143]  ? mark_held_locks+0xc7/0x130
[  408.158318]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  408.163432]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  408.168547]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  408.173146]  ? trace_hardirqs_on+0xbd/0x310
[  408.177470]  ? kasan_check_read+0x11/0x20
[  408.181624]  ? ___ratelimit+0x3b4/0x672
[  408.185607]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.190717]  ? trace_hardirqs_on+0x310/0x310
[  408.195137]  ? lock_downgrade+0x900/0x900
[  408.199344]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  408.204452]  ? ___ratelimit+0x3b9/0x672
[  408.208444]  ? idr_get_free+0xf70/0xf70
[  408.212417]  ? find_held_lock+0x36/0x1c0
[  408.216489]  oom_kill_process.cold.27+0x10/0x903
[  408.221245]  ? zap_class+0x640/0x640
[  408.224961]  ? check_preemption_disabled+0x48/0x280
[  408.229988]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.234930]  ? kasan_check_read+0x11/0x20
[  408.239087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.244368]  ? oom_evaluate_task+0x540/0x540
[  408.248800]  ? find_held_lock+0x36/0x1c0
[  408.252883]  ? out_of_memory+0x974/0x1430
[  408.257056]  ? lock_downgrade+0x900/0x900
[  408.261218]  ? check_preemption_disabled+0x48/0x280
[  408.266267]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.271206]  ? kasan_check_read+0x11/0x20
[  408.275352]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.280628]  ? rcu_softirq_qs+0x20/0x20
[  408.284611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.290151]  ? oom_evaluate_task+0x302/0x540
[  408.294568]  out_of_memory+0xa84/0x1430
[  408.298561]  ? oom_killer_disable+0x3a0/0x3a0
[  408.303070]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  408.308006]  ? __ww_mutex_check_waiters+0x160/0x160
[  408.313039]  __alloc_pages_slowpath+0x2354/0x2e10
[  408.317919]  ? warn_alloc+0x120/0x120
[  408.321746]  ? mark_held_locks+0x130/0x130
[  408.325984]  ? find_get_entry+0xaae/0x1120
[  408.330239]  ? filemap_map_pages+0x1a20/0x1a20
[  408.334831]  ? zap_class+0x640/0x640
[  408.338567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.344122]  ? check_preemption_disabled+0x48/0x280
[  408.349152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.354693]  ? should_fail+0x22d/0xd01
[  408.358589]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.363719]  ? zap_class+0x640/0x640
[  408.367461]  ? __lock_is_held+0xb5/0x140
[  408.371530]  ? mark_held_locks+0x130/0x130
[  408.375778]  ? lock_release+0xa00/0xa00
[  408.379768]  ? perf_trace_sched_process_exec+0x860/0x860
[  408.385229]  ? xa_load+0x2ba/0x460
[  408.388779]  ? lock_downgrade+0x900/0x900
[  408.392933]  ? __might_sleep+0x95/0x190
[  408.396913]  __alloc_pages_nodemask+0xa80/0xde0
[  408.401591]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  408.406611]  ? __page_cache_alloc+0x191/0x5c0
[  408.411105]  ? xa_load+0x2e1/0x460
[  408.414652]  ? xa_clear_mark+0x40/0x40
[  408.418554]  ? zap_class+0x640/0x640
[  408.422281]  ? zap_class+0x640/0x640
[  408.426009]  ? zap_class+0x640/0x640
[  408.429721]  ? __do_page_cache_readahead+0x663/0x810
[  408.434829]  ? find_held_lock+0x36/0x1c0
[  408.438898]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  408.444442]  alloc_pages_current+0x173/0x350
[  408.448855]  __page_cache_alloc+0x38c/0x5c0
[  408.453176]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.458107]  ? kasan_check_read+0x11/0x20
[  408.462256]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.467558]  ? generic_perform_write+0x6a0/0x6a0
[  408.472322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.477859]  ? check_preemption_disabled+0x48/0x280
[  408.482884]  filemap_fault+0x1595/0x25f0
[  408.486962]  ? __lock_page_or_retry+0xa00/0xa00
[  408.491640]  ? mark_held_locks+0x130/0x130
[  408.495887]  ? filemap_map_pages+0xd6b/0x1a20
[  408.500386]  ? lock_downgrade+0x900/0x900
[  408.504540]  ? check_preemption_disabled+0x48/0x280
[  408.509578]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.514509]  ? kasan_check_read+0x11/0x20
[  408.518668]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.523955]  ? rcu_softirq_qs+0x20/0x20
[  408.527940]  ? filemap_map_pages+0xd92/0x1a20
[  408.532436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.537995]  ? find_get_entries_tag+0x1400/0x1400
[  408.542845]  ? __lock_acquire+0x62f/0x4c20
[  408.547097]  ? lock_acquire+0x1ed/0x520
[  408.551080]  ? ext4_filemap_fault+0x7a/0xad
[  408.555409]  ? lock_release+0xa00/0xa00
[  408.559389]  ? perf_trace_sched_process_exec+0x860/0x860
[  408.564845]  ? print_usage_bug+0xc0/0xc0
[  408.568920]  ? print_usage_bug+0xc0/0xc0
[  408.572990]  ? down_read+0x8d/0x120
[  408.576620]  ? ext4_filemap_fault+0x7a/0xad
[  408.580948]  ? __down_interruptible+0x700/0x700
[  408.585630]  ext4_filemap_fault+0x82/0xad
[  408.589796]  __do_fault+0x100/0x6b0
[  408.593431]  ? pmd_devmap_trans_unstable+0x220/0x220
[  408.598548]  ? mark_held_locks+0x130/0x130
[  408.602792]  ? mark_held_locks+0x130/0x130
[  408.607023]  ? find_held_lock+0x36/0x1c0
[  408.611097]  ? find_held_lock+0x36/0x1c0
[  408.615161]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.620719]  __handle_mm_fault+0x3ea0/0x5be0
[  408.625159]  ? poll_select_copy_remaining+0x18c/0x6a0
[  408.630369]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  408.635226]  ? __might_fault+0x12b/0x1e0
[  408.639289]  ? lock_downgrade+0x900/0x900
[  408.643451]  ? zap_class+0x640/0x640
[  408.647167]  ? zap_class+0x640/0x640
[  408.650887]  ? find_held_lock+0x36/0x1c0
[  408.654975]  ? handle_mm_fault+0x42a/0xc70
[  408.659214]  ? lock_downgrade+0x900/0x900
[  408.663361]  ? check_preemption_disabled+0x48/0x280
[  408.668380]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.673320]  ? kasan_check_read+0x11/0x20
[  408.677463]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.682738]  ? rcu_softirq_qs+0x20/0x20
[  408.686718]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.691827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.697371]  ? check_preemption_disabled+0x48/0x280
[  408.702397]  handle_mm_fault+0x54f/0xc70
[  408.706463]  ? __handle_mm_fault+0x5be0/0x5be0
[  408.711061]  ? find_vma+0x34/0x190
[  408.714611]  __do_page_fault+0x5e8/0xe60
[  408.718677]  ? trace_hardirqs_off+0xb8/0x310
[  408.723096]  do_page_fault+0xf2/0x7e0
[  408.726902]  ? vmalloc_sync_all+0x30/0x30
[  408.731055]  ? error_entry+0x70/0xd0
[  408.734771]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.739789]  ? trace_hardirqs_on_caller+0xc0/0x310
[  408.744722]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.749654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.754515]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.759545]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.765010]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  408.770029]  ? prepare_exit_to_usermode+0x291/0x3b0
[  408.775069]  ? page_fault+0x8/0x30
[  408.778623]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.783469]  ? page_fault+0x8/0x30
[  408.787013]  page_fault+0x1e/0x30
[  408.790472] RIP: 0033:0x7f41334d1dd3
[  408.794200] Code: Bad RIP value.
[  408.797563] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  408.802926] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  408.810192] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  408.817462] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  408.824729] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  408.831995] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  408.839295] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  408.839302] warn_alloc_show_mem: 1 callbacks suppressed
[  408.839309] Mem-Info:
[  408.846614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.851986] active_anon:51440 inactive_anon:594 isolated_anon:0
[  408.851986]  active_file:10 inactive_file:13 isolated_file:0
[  408.851986]  unevictable:0 dirty:0 writeback:0 unstable:0
[  408.851986]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  408.851986]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  408.851986]  free:13749 free_pcp:129 free_cma:0
[  408.854362] Call Trace:
[  408.863752] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  408.896597]  <IRQ>
[  408.899168] 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
[  408.926847]  dump_stack+0x244/0x39d
[  408.928971] lowmem_reserve[]: 0 2818 6321 6321
[  408.955075]  ? dump_stack_print_info.cold.1+0x20/0x20
[  408.958679] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  408.963281]  warn_alloc.cold.116+0xb7/0x1bd
[  408.968435] lowmem_reserve[]: 0 0 3503 3503
[  408.995756]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.000061] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  409.004382]  ? lock_downgrade+0x900/0x900
[  409.009196] lowmem_reserve[]: 0 0 0 0
[  409.038173]  ? trace_hardirqs_off+0xb8/0x310
[  409.042305] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  409.046121]  ? trace_hardirqs_off+0xb8/0x310
[  409.050504] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  409.064050]  __alloc_pages_slowpath+0x26e8/0x2e10
[  409.068437] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  409.083825]  ? warn_alloc+0x120/0x120
[  409.088629] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  409.104236]  ? print_usage_bug+0xc0/0xc0
[  409.108019] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  409.116905]  ? warn_alloc+0x120/0x120
[  409.120957] 673 total pagecache pages
[  409.129526]  ? warn_alloc+0x120/0x120
[  409.133317] 0 pages in swap cache
[  409.137120]  ? print_usage_bug+0xc0/0xc0
[  409.140913] Swap cache stats: add 0, delete 0, find 0/0
[  409.144389]  ? kvm_clock_read+0x18/0x30
[  409.148427] Free swap  = 0kB
[  409.153787]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.157735] Total swap = 0kB
[  409.160748]  ? print_usage_bug+0xc0/0xc0
[  409.165744] 1965979 pages RAM
[  409.168770]  ? __lock_acquire+0x62f/0x4c20
[  409.172807] 0 pages HighMem/MovableOnly
[  409.172816] 342854 pages reserved
[  409.175923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.180131] 0 pages cma reserved
[  409.184107]  ? should_fail+0x22d/0xd01
[  409.187634] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.193086]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.193105]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.196591] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.200339]  ? __lock_acquire+0x62f/0x4c20
[  409.206813] init cpuset=/ mems_allowed=0
[  409.212088]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.240228]  ? __lock_acquire+0x62f/0x4c20
[  409.244465]  ? should_fail+0x22d/0xd01
[  409.248352]  ? rcu_irq_exit+0x1a2/0x390
[  409.252338]  ? mark_held_locks+0x130/0x130
[  409.256587]  ? mark_held_locks+0x130/0x130
[  409.260833]  ? mark_held_locks+0xc7/0x130
[  409.264984]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  409.269998]  ? zap_class+0x640/0x640
[  409.273715]  ? print_usage_bug+0xc0/0xc0
[  409.277785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.283326]  ? check_preemption_disabled+0x48/0x280
[  409.288351]  ? __lock_is_held+0xb5/0x140
[  409.292418]  __alloc_pages_nodemask+0xa80/0xde0
[  409.297089]  ? zap_class+0x640/0x640
[  409.300810]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  409.305840]  ? find_held_lock+0x36/0x1c0
[  409.309912]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.314589]  ? lock_downgrade+0x900/0x900
[  409.318751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.324305]  cache_grow_begin+0xa5/0x8c0
[  409.328369]  ? do_raw_spin_unlock+0xa7/0x330
[  409.332787]  fallback_alloc+0x204/0x2e0
[  409.336772]  ____cache_alloc_node+0x1c7/0x1e0
[  409.341274]  kmem_cache_alloc_node+0xe3/0x730
[  409.345771]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.350017]  __alloc_skb+0x119/0x770
[  409.353734]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.359020]  ? netdev_alloc_frag+0x1f0/0x1f0
[  409.363429]  ? lock_downgrade+0x900/0x900
[  409.367597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.373137]  ? refcount_sub_and_test_checked+0x203/0x310
[  409.378603]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  409.384058]  ? addrconf_rs_timer+0x690/0x690
[  409.388480]  ndisc_alloc_skb+0x144/0x340
[  409.392558]  ndisc_send_rs+0x331/0x6e0
[  409.396455]  addrconf_rs_timer+0x314/0x690
[  409.400698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.404947]  call_timer_fn+0x272/0x920
[  409.408834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.413097]  ? process_timeout+0x40/0x40
[  409.417168]  ? __run_timers+0x7da/0xc70
[  409.421144]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.425653]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.430150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.434404]  ? lockdep_hardirqs_on+0x296/0x5b0
[  409.439000]  ? trace_hardirqs_on+0xbd/0x310
[  409.443321]  ? kasan_check_read+0x11/0x20
[  409.447509]  ? __run_timers+0x7da/0xc70
[  409.451519]  ? trace_hardirqs_off_caller+0x310/0x310
[  409.456633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.460872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.465119]  __run_timers+0x7e5/0xc70
[  409.468934]  ? timer_fixup_init+0x70/0x70
[  409.473089]  ? lock_acquire+0x1ed/0x520
[  409.477067]  ? zap_class+0x640/0x640
[  409.480784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.486328]  ? kasan_check_read+0x11/0x20
[  409.490476]  ? do_raw_spin_lock+0x14f/0x350
[  409.494817]  ? find_held_lock+0x36/0x1c0
[  409.498886]  ? zap_class+0x640/0x640
[  409.502605]  ? pvclock_read_flags+0x160/0x160
[  409.507102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.512644]  ? check_preemption_disabled+0x48/0x280
[  409.517677]  ? __lock_is_held+0xb5/0x140
[  409.521740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.527285]  ? check_preemption_disabled+0x48/0x280
[  409.532307]  run_timer_softirq+0x52/0xb0
[  409.536369]  ? rcu_read_lock_sched_held+0x14f/0x180
[  409.541388]  __do_softirq+0x308/0xb7e
[  409.545210]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  409.549709]  ? lock_downgrade+0x900/0x900
[  409.553866]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  409.558981]  ? pvclock_read_flags+0x160/0x160
[  409.563483]  ? lapic_next_event+0x5a/0x90
[  409.567640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.573183]  ? kvm_clock_read+0x18/0x30
[  409.577159]  ? kvm_sched_clock_read+0x9/0x20
[  409.581590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.587135]  ? check_preemption_disabled+0x48/0x280
[  409.592160]  irq_exit+0x17f/0x1c0
[  409.595637]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.600487]  ? smp_reschedule_interrupt+0x109/0x650
[  409.605506]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.611388]  ? interrupt_entry+0xb5/0xc0
[  409.615461]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.620480]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.625501]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.630361]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.635387]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.640405]  ? task_prio+0x50/0x50
[  409.643951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.649495]  ? check_preemption_disabled+0x48/0x280
[  409.654517]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.659379]  apic_timer_interrupt+0xf/0x20
[  409.663631]  </IRQ>
[  409.665869] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  409.671755] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  409.691106] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  409.698818] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  409.706082] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  409.713359] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  409.720626] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  409.727898] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  409.735202]  ? save_stack+0xa9/0xd0
[  409.738873]  __kmalloc_node_track_caller+0x3c/0x70
[  409.744593]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  409.749367]  pskb_expand_head+0x230/0x10f0
[  409.753612]  ? check_preemption_disabled+0x48/0x280
[  409.758643]  ? memcpy+0x45/0x50
[  409.761939]  ? __copy_skb_header+0x350/0x6b0
[  409.766351]  ? skb_release_data+0x880/0x880
[  409.770671]  ? __alloc_skb+0x770/0x770
[  409.774576]  ? __lock_is_held+0xb5/0x140
[  409.778661]  ? kasan_check_write+0x14/0x20
[  409.783050]  ? __skb_clone+0x6c7/0xa00
[  409.786953]  ? __copy_skb_header+0x6b0/0x6b0
[  409.791361]  ? kmem_cache_alloc+0x33a/0x730
[  409.795688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.801233]  skb_ensure_writable+0x3dd/0x640
[  409.805652]  ? skb_checksum_setup+0xaa0/0xaa0
[  409.810159]  ? preempt_notifier_register+0x200/0x200
[  409.815260]  ? __switch_to_asm+0x34/0x70
[  409.819319]  ? __switch_to_asm+0x34/0x70
[  409.823377]  ? __switch_to_asm+0x40/0x70
[  409.827436]  ? __switch_to_asm+0x34/0x70
[  409.831531]  ? __switch_to_asm+0x40/0x70
[  409.835600]  ? __switch_to_asm+0x40/0x70
[  409.839665]  ? __switch_to_asm+0x34/0x70
[  409.843724]  ? __switch_to_asm+0x34/0x70
[  409.847784]  ? __switch_to_asm+0x40/0x70
[  409.851841]  ? __switch_to_asm+0x34/0x70
[  409.855923]  bpf_clone_redirect+0x14a/0x490
[  409.860280]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  409.865315]  ? __sched_text_start+0x8/0x8
[  409.869468]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.874246]  ? find_held_lock+0x36/0x1c0
[  409.878315]  ? lock_acquire+0x1ed/0x520
[  409.882291]  ? bpf_test_run+0x3cb/0x780
[  409.886271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.891828]  ? check_preemption_disabled+0x48/0x280
[  409.896865]  ? kasan_check_read+0x11/0x20
[  409.901538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.906823]  ? rcu_softirq_qs+0x20/0x20
[  409.910800]  ? preempt_schedule+0x4d/0x60
[  409.914966]  ? ___preempt_schedule+0x16/0x18
[  409.919384]  ? bpf_test_run+0x25d/0x780
[  409.923386]  ? netlink_diag_dump+0x2a0/0x2a0
[  409.927802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.933341]  ? bpf_test_init.isra.10+0x70/0x100
[  409.938019]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  409.942791]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  409.947634]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  409.953182]  ? fput+0x130/0x1a0
[  409.956477]  ? __bpf_prog_get+0x9b/0x290
[  409.960542]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  409.965390]  ? bpf_prog_test_run+0x130/0x1a0
[  409.969806]  ? __x64_sys_bpf+0x3d8/0x520
[  409.973867]  ? bpf_prog_get+0x20/0x20
[  409.977689]  ? do_syscall_64+0x1b9/0x820
[  409.981753]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  409.987137]  ? syscall_return_slowpath+0x5e0/0x5e0
[  409.992076]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.997095]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  410.002145]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  410.008843]  ? __switch_to_asm+0x40/0x70
[  410.012901]  ? __switch_to_asm+0x34/0x70
[  410.016968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.021820]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  410.027221] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  410.027325] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  410.033392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.033402] Call Trace:
[  410.039988] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.049232]  <IRQ>
[  410.051806] syz-executor1 cpuset=syz1 mems_allowed=0
[  410.062317]  dump_stack+0x244/0x39d
[  410.073169]  ? dump_stack_print_info.cold.1+0x20/0x20
[  410.078375]  warn_alloc.cold.116+0xb7/0x1bd
[  410.082700]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.087560]  ? lock_downgrade+0x900/0x900
[  410.091724]  ? trace_hardirqs_off+0xb8/0x310
[  410.096141]  ? trace_hardirqs_off+0xb8/0x310
[  410.100566]  __alloc_pages_slowpath+0x26e8/0x2e10
[  410.105439]  ? warn_alloc+0x120/0x120
[  410.109241]  ? print_usage_bug+0xc0/0xc0
[  410.113302]  ? warn_alloc+0x120/0x120
[  410.117109]  ? warn_alloc+0x120/0x120
[  410.120936]  ? print_usage_bug+0xc0/0xc0
[  410.125002]  ? kvm_clock_read+0x18/0x30
[  410.128980]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  410.133997]  ? print_usage_bug+0xc0/0xc0
[  410.138070]  ? __lock_acquire+0x62f/0x4c20
[  410.142312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.147855]  ? should_fail+0x22d/0xd01
[  410.151747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.156851]  ? __lock_acquire+0x62f/0x4c20
[  410.161091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.166192]  ? __lock_acquire+0x62f/0x4c20
[  410.170427]  ? should_fail+0x22d/0xd01
[  410.174338]  ? mark_held_locks+0x130/0x130
[  410.178582]  ? mark_held_locks+0x130/0x130
[  410.182826]  ? zap_class+0x640/0x640
[  410.186547]  ? print_usage_bug+0xc0/0xc0
[  410.190614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.196159]  ? check_preemption_disabled+0x48/0x280
[  410.201195]  ? __lock_is_held+0xb5/0x140
[  410.205263]  __alloc_pages_nodemask+0xa80/0xde0
[  410.209936]  ? zap_class+0x640/0x640
[  410.213664]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  410.218691]  ? find_held_lock+0x36/0x1c0
[  410.222775]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.227449]  ? lock_downgrade+0x900/0x900
[  410.231606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.237149]  cache_grow_begin+0xa5/0x8c0
[  410.241210]  ? do_raw_spin_unlock+0xa7/0x330
[  410.245642]  fallback_alloc+0x204/0x2e0
[  410.249651]  ____cache_alloc_node+0x1c7/0x1e0
[  410.254155]  kmem_cache_alloc_node+0xe3/0x730
[  410.258657]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.262910]  __alloc_skb+0x119/0x770
[  410.266623]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.271905]  ? netdev_alloc_frag+0x1f0/0x1f0
[  410.276314]  ? lock_downgrade+0x900/0x900
[  410.280494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.286035]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.291495]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.296965]  ? addrconf_rs_timer+0x690/0x690
[  410.301390]  ndisc_alloc_skb+0x144/0x340
[  410.305455]  ndisc_send_rs+0x331/0x6e0
[  410.309353]  addrconf_rs_timer+0x314/0x690
[  410.313597]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.317844]  call_timer_fn+0x272/0x920
[  410.321733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.325968]  ? process_timeout+0x40/0x40
[  410.330041]  ? mark_held_locks+0xc7/0x130
[  410.334199]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.338698]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.343208]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.347445]  ? lockdep_hardirqs_on+0x296/0x5b0
[  410.352028]  ? trace_hardirqs_on+0xbd/0x310
[  410.356360]  ? kasan_check_read+0x11/0x20
[  410.360505]  ? __run_timers+0x7da/0xc70
[  410.364486]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.369601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.373832]  __run_timers+0x7e5/0xc70
[  410.377665]  ? timer_fixup_init+0x70/0x70
[  410.381824]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.386841]  ? zap_class+0x640/0x640
[  410.390565]  ? print_usage_bug+0xc0/0xc0
[  410.394634]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  410.399835]  ? find_held_lock+0x36/0x1c0
[  410.403904]  ? zap_class+0x640/0x640
[  410.407641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.413184]  ? check_preemption_disabled+0x48/0x280
[  410.418215]  ? __lock_is_held+0xb5/0x140
[  410.422285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.427837]  ? check_preemption_disabled+0x48/0x280
[  410.432877]  run_timer_softirq+0x52/0xb0
[  410.436973]  ? rcu_read_lock_sched_held+0x14f/0x180
[  410.442006]  __do_softirq+0x308/0xb7e
[  410.445815]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  410.450313]  ? lock_downgrade+0x900/0x900
[  410.454466]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  410.459608]  ? pvclock_read_flags+0x160/0x160
[  410.464112]  ? lapic_next_event+0x5a/0x90
[  410.468269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.473812]  ? kvm_clock_read+0x18/0x30
[  410.477793]  ? kvm_sched_clock_read+0x9/0x20
[  410.482207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.487763]  ? check_preemption_disabled+0x48/0x280
[  410.492800]  irq_exit+0x17f/0x1c0
[  410.496263]  smp_apic_timer_interrupt+0x1cb/0x760
[  410.501119]  ? smp_reschedule_interrupt+0x109/0x650
[  410.506151]  ? smp_call_function_single_interrupt+0x650/0x650
[  410.512077]  ? interrupt_entry+0xb5/0xc0
[  410.516158]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.521177]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.526200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.531065]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.536085]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.541103]  ? task_prio+0x50/0x50
[  410.544661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.550208]  ? check_preemption_disabled+0x48/0x280
[  410.555235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.560089]  apic_timer_interrupt+0xf/0x20
[  410.564320]  </IRQ>
[  410.566570] RIP: 0010:dump_stack+0x358/0x39d
[  410.570982] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  410.589891] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  410.597606] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  410.604876] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  410.612145] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  410.619409] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  410.626680] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  410.633979]  ? dump_stack+0x34f/0x39d
[  410.637800]  ? dump_stack_print_info.cold.1+0x20/0x20
[  410.642998]  ? mark_held_locks+0x130/0x130
[  410.647232]  ? mark_held_locks+0x130/0x130
[  410.651487]  dump_header+0x27b/0xf72
[  410.655231]  ? pagefault_out_of_memory+0x197/0x197
[  410.660190]  ? __lock_acquire+0x62f/0x4c20
[  410.664428]  ? percpu_ref_get_many+0x240/0x240
[  410.669013]  ? print_usage_bug+0xc0/0xc0
[  410.673087]  ? zap_class+0x640/0x640
[  410.676806]  ? print_usage_bug+0xc0/0xc0
[  410.680880]  ? print_usage_bug+0xc0/0xc0
[  410.684964]  ? zap_class+0x640/0x640
[  410.688689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.694232]  ? find_held_lock+0x36/0x1c0
[  410.698302]  ? mark_held_locks+0xc7/0x130
[  410.702452]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  410.707558]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  410.712673]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  410.717269]  ? trace_hardirqs_on+0xbd/0x310
[  410.721606]  ? kasan_check_read+0x11/0x20
[  410.725758]  ? ___ratelimit+0x3b4/0x672
[  410.729738]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.734847]  ? trace_hardirqs_on+0x310/0x310
[  410.739272]  ? lock_downgrade+0x900/0x900
[  410.743430]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  410.748532]  ? ___ratelimit+0x3b9/0x672
[  410.752523]  ? idr_get_free+0xf70/0xf70
[  410.756497]  ? find_held_lock+0x36/0x1c0
[  410.760584]  oom_kill_process.cold.27+0x10/0x903
[  410.765349]  ? zap_class+0x640/0x640
[  410.769068]  ? check_preemption_disabled+0x48/0x280
[  410.774089]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.779030]  ? kasan_check_read+0x11/0x20
[  410.783181]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.788461]  ? oom_evaluate_task+0x540/0x540
[  410.792876]  ? find_held_lock+0x36/0x1c0
[  410.796948]  ? out_of_memory+0x974/0x1430
[  410.801098]  ? lock_downgrade+0x900/0x900
[  410.805248]  ? check_preemption_disabled+0x48/0x280
[  410.810271]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.815199]  ? kasan_check_read+0x11/0x20
[  410.819343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.824619]  ? rcu_softirq_qs+0x20/0x20
[  410.828595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.834130]  ? oom_evaluate_task+0x302/0x540
[  410.838543]  out_of_memory+0xa84/0x1430
[  410.842542]  ? oom_killer_disable+0x3a0/0x3a0
[  410.847058]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  410.852007]  ? __ww_mutex_check_waiters+0x160/0x160
[  410.857038]  __alloc_pages_slowpath+0x2354/0x2e10
[  410.861917]  ? warn_alloc+0x120/0x120
[  410.865718]  ? mark_held_locks+0x130/0x130
[  410.869957]  ? find_get_entry+0xaae/0x1120
[  410.874208]  ? filemap_map_pages+0x1a20/0x1a20
[  410.878815]  ? zap_class+0x640/0x640
[  410.882549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.888092]  ? check_preemption_disabled+0x48/0x280
[  410.893110]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.898648]  ? should_fail+0x22d/0xd01
[  410.902542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.907652]  ? zap_class+0x640/0x640
[  410.911408]  ? __lock_is_held+0xb5/0x140
[  410.915505]  ? mark_held_locks+0x130/0x130
[  410.919754]  ? lock_release+0xa00/0xa00
[  410.923733]  ? perf_trace_sched_process_exec+0x860/0x860
[  410.929183]  ? xa_load+0x2ba/0x460
[  410.932726]  ? lock_downgrade+0x900/0x900
[  410.936881]  ? __might_sleep+0x95/0x190
[  410.940879]  __alloc_pages_nodemask+0xa80/0xde0
[  410.945555]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  410.950580]  ? __page_cache_alloc+0x191/0x5c0
[  410.955081]  ? xa_load+0x2e1/0x460
[  410.958620]  ? xa_clear_mark+0x40/0x40
[  410.962510]  ? zap_class+0x640/0x640
[  410.966230]  ? zap_class+0x640/0x640
[  410.969941]  ? zap_class+0x640/0x640
[  410.973658]  ? __do_page_cache_readahead+0x663/0x810
[  410.978765]  ? find_held_lock+0x36/0x1c0
[  410.982833]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  410.988380]  alloc_pages_current+0x173/0x350
[  410.992793]  __page_cache_alloc+0x38c/0x5c0
[  410.997115]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.002061]  ? kasan_check_read+0x11/0x20
[  411.006214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.011495]  ? generic_perform_write+0x6a0/0x6a0
[  411.016251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.021803]  ? check_preemption_disabled+0x48/0x280
[  411.026832]  filemap_fault+0x1595/0x25f0
[  411.030906]  ? __lock_page_or_retry+0xa00/0xa00
[  411.035580]  ? mark_held_locks+0x130/0x130
[  411.039827]  ? filemap_map_pages+0xd6b/0x1a20
[  411.044326]  ? lock_downgrade+0x900/0x900
[  411.048475]  ? check_preemption_disabled+0x48/0x280
[  411.053513]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.058460]  ? kasan_check_read+0x11/0x20
[  411.062619]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.067922]  ? rcu_softirq_qs+0x20/0x20
[  411.071913]  ? filemap_map_pages+0xd92/0x1a20
[  411.076419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.081967]  ? find_get_entries_tag+0x1400/0x1400
[  411.086818]  ? __lock_acquire+0x62f/0x4c20
[  411.091071]  ? lock_acquire+0x1ed/0x520
[  411.095044]  ? ext4_filemap_fault+0x7a/0xad
[  411.099381]  ? lock_release+0xa00/0xa00
[  411.103367]  ? perf_trace_sched_process_exec+0x860/0x860
[  411.108819]  ? print_usage_bug+0xc0/0xc0
[  411.112898]  ? print_usage_bug+0xc0/0xc0
[  411.116971]  ? down_read+0x8d/0x120
[  411.120611]  ? ext4_filemap_fault+0x7a/0xad
[  411.124932]  ? __down_interruptible+0x700/0x700
[  411.129617]  ext4_filemap_fault+0x82/0xad
[  411.133772]  __do_fault+0x100/0x6b0
[  411.137404]  ? pmd_devmap_trans_unstable+0x220/0x220
[  411.142513]  ? mark_held_locks+0x130/0x130
[  411.146748]  ? mark_held_locks+0x130/0x130
[  411.150996]  ? find_held_lock+0x36/0x1c0
[  411.155111]  ? find_held_lock+0x36/0x1c0
[  411.159174]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.164715]  __handle_mm_fault+0x3ea0/0x5be0
[  411.169130]  ? poll_select_copy_remaining+0x18c/0x6a0
[  411.174330]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  411.179192]  ? __might_fault+0x12b/0x1e0
[  411.183253]  ? lock_downgrade+0x900/0x900
[  411.187416]  ? zap_class+0x640/0x640
[  411.191134]  ? zap_class+0x640/0x640
[  411.194855]  ? find_held_lock+0x36/0x1c0
[  411.198926]  ? handle_mm_fault+0x42a/0xc70
[  411.203167]  ? lock_downgrade+0x900/0x900
[  411.207316]  ? check_preemption_disabled+0x48/0x280
[  411.212336]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.217262]  ? kasan_check_read+0x11/0x20
[  411.221411]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.226690]  ? rcu_softirq_qs+0x20/0x20
[  411.230669]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.235780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.241321]  ? check_preemption_disabled+0x48/0x280
[  411.246349]  handle_mm_fault+0x54f/0xc70
[  411.250438]  ? __handle_mm_fault+0x5be0/0x5be0
[  411.255028]  ? find_vma+0x34/0x190
[  411.258594]  __do_page_fault+0x5e8/0xe60
[  411.262667]  ? trace_hardirqs_off+0xb8/0x310
[  411.267090]  do_page_fault+0xf2/0x7e0
[  411.270912]  ? vmalloc_sync_all+0x30/0x30
[  411.275070]  ? error_entry+0x70/0xd0
[  411.278789]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.283804]  ? trace_hardirqs_on_caller+0xc0/0x310
[  411.288735]  ? syscall_return_slowpath+0x5e0/0x5e0
[  411.293672]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.298519]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.303549]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.309003]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  411.314025]  ? prepare_exit_to_usermode+0x291/0x3b0
[  411.319065]  ? page_fault+0x8/0x30
[  411.322625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.327471]  ? page_fault+0x8/0x30
[  411.331014]  page_fault+0x1e/0x30
[  411.334469] RIP: 0033:0x7f41334d1dd3
[  411.338197] Code: Bad RIP value.
[  411.341556] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  411.346916] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  411.354196] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  411.361462] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  411.368732] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  411.376001] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  411.383302] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  411.383308] warn_alloc_show_mem: 1 callbacks suppressed
[  411.383315] Mem-Info:
[  411.390605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.396017] active_anon:51440 inactive_anon:594 isolated_anon:0
[  411.396017]  active_file:10 inactive_file:13 isolated_file:0
[  411.396017]  unevictable:0 dirty:0 writeback:0 unstable:0
[  411.396017]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  411.396017]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  411.396017]  free:13749 free_pcp:129 free_cma:0
[  411.398406] Call Trace:
[  411.407808] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  411.440663]  <IRQ>
[  411.443235] 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
[  411.470923]  dump_stack+0x244/0x39d
[  411.473054] lowmem_reserve[]: 0 2818 6321 6321
[  411.499167]  ? dump_stack_print_info.cold.1+0x20/0x20
[  411.502772] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  411.507363]  warn_alloc.cold.116+0xb7/0x1bd
[  411.512533] lowmem_reserve[]: 0 0 3503 3503
[  411.539865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.544192] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  411.548512]  ? lock_downgrade+0x900/0x900
[  411.553328] lowmem_reserve[]: 0 0 0 0
[  411.582308]  ? trace_hardirqs_off+0xb8/0x310
[  411.586429] 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
[  411.590240]  ? trace_hardirqs_off+0xb8/0x310
[  411.594624] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  411.608149]  __alloc_pages_slowpath+0x26e8/0x2e10
[  411.612527] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  411.627910]  ? warn_alloc+0x120/0x120
[  411.632716] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  411.648314]  ? print_usage_bug+0xc0/0xc0
[  411.652098] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  411.660923]  ? warn_alloc+0x120/0x120
[  411.664970] 673 total pagecache pages
[  411.674008]  ? warn_alloc+0x120/0x120
[  411.677811] 0 pages in swap cache
[  411.681599]  ? print_usage_bug+0xc0/0xc0
[  411.685381] Swap cache stats: add 0, delete 0, find 0/0
[  411.688826]  ? kvm_clock_read+0x18/0x30
[  411.692865] Free swap  = 0kB
[  411.698223]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  411.702191] Total swap = 0kB
[  411.705208]  ? print_usage_bug+0xc0/0xc0
[  411.710199] 1965979 pages RAM
[  411.713212]  ? __lock_acquire+0x62f/0x4c20
[  411.717254] 0 pages HighMem/MovableOnly
[  411.720375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.724587] 342854 pages reserved
[  411.728573]  ? should_fail+0x22d/0xd01
[  411.734086] 0 pages cma reserved
[  411.737552]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.741486] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.744761]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.744777]  ? __lock_acquire+0x62f/0x4c20
[  411.744795]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.750127] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.756554]  ? __lock_acquire+0x62f/0x4c20
[  411.761622] init cpuset=/ mems_allowed=0
[  411.765860]  ? should_fail+0x22d/0xd01
[  411.765876]  ? rcu_irq_exit+0x1a2/0x390
[  411.796855]  ? mark_held_locks+0x130/0x130
[  411.801095]  ? mark_held_locks+0x130/0x130
[  411.805338]  ? mark_held_locks+0xc7/0x130
[  411.809493]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  411.814507]  ? zap_class+0x640/0x640
[  411.818220]  ? print_usage_bug+0xc0/0xc0
[  411.822286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.827825]  ? check_preemption_disabled+0x48/0x280
[  411.832854]  ? __lock_is_held+0xb5/0x140
[  411.836926]  __alloc_pages_nodemask+0xa80/0xde0
[  411.841603]  ? zap_class+0x640/0x640
[  411.845324]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  411.850367]  ? find_held_lock+0x36/0x1c0
[  411.854443]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.859116]  ? lock_downgrade+0x900/0x900
[  411.863271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.868830]  cache_grow_begin+0xa5/0x8c0
[  411.872890]  ? do_raw_spin_unlock+0xa7/0x330
[  411.877320]  fallback_alloc+0x204/0x2e0
[  411.881315]  ____cache_alloc_node+0x1c7/0x1e0
[  411.885821]  kmem_cache_alloc_node+0xe3/0x730
[  411.890323]  ? ipv6_get_ifaddr+0x42e/0x620
[  411.894572]  __alloc_skb+0x119/0x770
[  411.898287]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.903574]  ? netdev_alloc_frag+0x1f0/0x1f0
[  411.907983]  ? lock_downgrade+0x900/0x900
[  411.912142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.917682]  ? refcount_sub_and_test_checked+0x203/0x310
[  411.923136]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  411.928584]  ? addrconf_rs_timer+0x690/0x690
[  411.933007]  ndisc_alloc_skb+0x144/0x340
[  411.937075]  ndisc_send_rs+0x331/0x6e0
[  411.940975]  addrconf_rs_timer+0x314/0x690
[  411.945216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.949461]  call_timer_fn+0x272/0x920
[  411.953356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.957592]  ? process_timeout+0x40/0x40
[  411.961674]  ? __run_timers+0x7da/0xc70
[  411.965666]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.970162]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.974657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.978896]  ? lockdep_hardirqs_on+0x296/0x5b0
[  411.983480]  ? trace_hardirqs_on+0xbd/0x310
[  411.987820]  ? kasan_check_read+0x11/0x20
[  411.991968]  ? __run_timers+0x7da/0xc70
[  411.995945]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.001052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.005319]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.009583]  __run_timers+0x7e5/0xc70
[  412.013445]  ? timer_fixup_init+0x70/0x70
[  412.017612]  ? lock_acquire+0x1ed/0x520
[  412.021586]  ? zap_class+0x640/0x640
[  412.025304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.030863]  ? kasan_check_read+0x11/0x20
[  412.035024]  ? do_raw_spin_lock+0x14f/0x350
[  412.039380]  ? find_held_lock+0x36/0x1c0
[  412.043446]  ? zap_class+0x640/0x640
[  412.047179]  ? pvclock_read_flags+0x160/0x160
[  412.051687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.057230]  ? check_preemption_disabled+0x48/0x280
[  412.062256]  ? __lock_is_held+0xb5/0x140
[  412.066333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.071883]  ? check_preemption_disabled+0x48/0x280
[  412.076909]  run_timer_softirq+0x52/0xb0
[  412.080975]  ? rcu_read_lock_sched_held+0x14f/0x180
[  412.086009]  __do_softirq+0x308/0xb7e
[  412.089817]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  412.094312]  ? lock_downgrade+0x900/0x900
[  412.098468]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  412.103586]  ? pvclock_read_flags+0x160/0x160
[  412.108084]  ? lapic_next_event+0x5a/0x90
[  412.112250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.117794]  ? kvm_clock_read+0x18/0x30
[  412.121768]  ? kvm_sched_clock_read+0x9/0x20
[  412.126180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.131725]  ? check_preemption_disabled+0x48/0x280
[  412.136751]  irq_exit+0x17f/0x1c0
[  412.140204]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.145043]  ? smp_reschedule_interrupt+0x109/0x650
[  412.150063]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.155945]  ? interrupt_entry+0xb5/0xc0
[  412.160034]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.165050]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.170069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.174914]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.179930]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.184949]  ? task_prio+0x50/0x50
[  412.188492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.194032]  ? check_preemption_disabled+0x48/0x280
[  412.199056]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.203910]  apic_timer_interrupt+0xf/0x20
[  412.208135]  </IRQ>
[  412.210375] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  412.216262] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  412.235160] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  412.242864] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  412.250134] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  412.257402] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  412.264668] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  412.271934] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  412.279234]  ? save_stack+0xa9/0xd0
[  412.282872]  __kmalloc_node_track_caller+0x3c/0x70
[  412.287809]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  412.292596]  pskb_expand_head+0x230/0x10f0
[  412.296838]  ? check_preemption_disabled+0x48/0x280
[  412.301865]  ? memcpy+0x45/0x50
[  412.305150]  ? __copy_skb_header+0x350/0x6b0
[  412.309564]  ? skb_release_data+0x880/0x880
[  412.313890]  ? __alloc_skb+0x770/0x770
[  412.317787]  ? __lock_is_held+0xb5/0x140
[  412.321861]  ? kasan_check_write+0x14/0x20
[  412.326109]  ? __skb_clone+0x6c7/0xa00
[  412.330004]  ? __copy_skb_header+0x6b0/0x6b0
[  412.334416]  ? kmem_cache_alloc+0x33a/0x730
[  412.338742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.344285]  skb_ensure_writable+0x3dd/0x640
[  412.348700]  ? skb_checksum_setup+0xaa0/0xaa0
[  412.353200]  ? preempt_notifier_register+0x200/0x200
[  412.358304]  ? __switch_to_asm+0x34/0x70
[  412.362389]  ? __switch_to_asm+0x34/0x70
[  412.366450]  ? __switch_to_asm+0x40/0x70
[  412.370506]  ? __switch_to_asm+0x34/0x70
[  412.374575]  ? __switch_to_asm+0x40/0x70
[  412.378633]  ? __switch_to_asm+0x40/0x70
[  412.382691]  ? __switch_to_asm+0x34/0x70
[  412.386750]  ? __switch_to_asm+0x34/0x70
[  412.390814]  ? __switch_to_asm+0x40/0x70
[  412.394872]  ? __switch_to_asm+0x34/0x70
[  412.398943]  bpf_clone_redirect+0x14a/0x490
[  412.403275]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  412.408306]  ? __sched_text_start+0x8/0x8
[  412.412458]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  412.417223]  ? find_held_lock+0x36/0x1c0
[  412.421306]  ? lock_acquire+0x1ed/0x520
[  412.425306]  ? bpf_test_run+0x3cb/0x780
[  412.429286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.434827]  ? check_preemption_disabled+0x48/0x280
[  412.439852]  ? kasan_check_read+0x11/0x20
[  412.444002]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.449293]  ? rcu_softirq_qs+0x20/0x20
[  412.453279]  ? preempt_schedule+0x4d/0x60
[  412.457428]  ? ___preempt_schedule+0x16/0x18
[  412.461869]  ? bpf_test_run+0x25d/0x780
[  412.465870]  ? netlink_diag_dump+0x2a0/0x2a0
[  412.470283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.475821]  ? bpf_test_init.isra.10+0x70/0x100
[  412.480502]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  412.485268]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  412.490109]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  412.495650]  ? fput+0x130/0x1a0
[  412.498948]  ? __bpf_prog_get+0x9b/0x290
[  412.503012]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  412.507853]  ? bpf_prog_test_run+0x130/0x1a0
[  412.512268]  ? __x64_sys_bpf+0x3d8/0x520
[  412.516329]  ? bpf_prog_get+0x20/0x20
[  412.520148]  ? do_syscall_64+0x1b9/0x820
[  412.524221]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  412.529613]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.534554]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.539580]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  412.544603]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  412.551267]  ? __switch_to_asm+0x40/0x70
[  412.555324]  ? __switch_to_asm+0x34/0x70
[  412.559392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.564243]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.569624] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  412.569727] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  412.575790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.575796] Call Trace:
[  412.575805]  <IRQ>
[  412.575824]  dump_stack+0x244/0x39d
[  412.575844]  ? dump_stack_print_info.cold.1+0x20/0x20
[  412.582385] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.591689]  warn_alloc.cold.116+0xb7/0x1bd
[  412.594245] syz-executor1 cpuset=syz1 mems_allowed=0
[  412.596396]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.629912]  ? lock_downgrade+0x900/0x900
[  412.634077]  ? trace_hardirqs_off+0xb8/0x310
[  412.638494]  ? trace_hardirqs_off+0xb8/0x310
[  412.642920]  __alloc_pages_slowpath+0x26e8/0x2e10
[  412.647810]  ? warn_alloc+0x120/0x120
[  412.651615]  ? print_usage_bug+0xc0/0xc0
[  412.655700]  ? warn_alloc+0x120/0x120
[  412.659506]  ? warn_alloc+0x120/0x120
[  412.663315]  ? print_usage_bug+0xc0/0xc0
[  412.667380]  ? print_usage_bug+0xc0/0xc0
[  412.671445]  ? __lock_acquire+0x62f/0x4c20
[  412.675691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.681240]  ? should_fail+0x22d/0xd01
[  412.685131]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.690246]  ? __lock_acquire+0x62f/0x4c20
[  412.694484]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.699592]  ? __lock_acquire+0x62f/0x4c20
[  412.703825]  ? should_fail+0x22d/0xd01
[  412.707718]  ? find_held_lock+0x36/0x1c0
[  412.711787]  ? mark_held_locks+0x130/0x130
[  412.716029]  ? mark_held_locks+0x130/0x130
[  412.720275]  ? zap_class+0x640/0x640
[  412.723998]  ? zap_class+0x640/0x640
[  412.727716]  ? print_usage_bug+0xc0/0xc0
[  412.731779]  ? do_raw_spin_unlock+0xa7/0x330
[  412.736189]  ? zap_class+0x640/0x640
[  412.739907]  ? print_usage_bug+0xc0/0xc0
[  412.743973]  ? wq_watchdog_touch+0x9c/0xfe
[  412.748217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.753760]  ? check_preemption_disabled+0x48/0x280
[  412.758791]  ? __lock_is_held+0xb5/0x140
[  412.762878]  __alloc_pages_nodemask+0xa80/0xde0
[  412.767560]  ? zap_class+0x640/0x640
[  412.771287]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  412.776318]  ? find_held_lock+0x36/0x1c0
[  412.780394]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.785072]  ? lock_downgrade+0x900/0x900
[  412.789244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.794792]  cache_grow_begin+0xa5/0x8c0
[  412.798855]  ? do_raw_spin_unlock+0xa7/0x330
[  412.803276]  fallback_alloc+0x204/0x2e0
[  412.807260]  ____cache_alloc_node+0x1c7/0x1e0
[  412.811775]  kmem_cache_alloc_node+0xe3/0x730
[  412.816278]  ? ipv6_get_ifaddr+0x42e/0x620
[  412.820527]  __alloc_skb+0x119/0x770
[  412.824248]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.829530]  ? netdev_alloc_frag+0x1f0/0x1f0
[  412.833948]  ? lock_downgrade+0x900/0x900
[  412.838106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.843645]  ? refcount_sub_and_test_checked+0x203/0x310
[  412.849112]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  412.854573]  ? addrconf_rs_timer+0x690/0x690
[  412.858998]  ndisc_alloc_skb+0x144/0x340
[  412.863085]  ndisc_send_rs+0x331/0x6e0
[  412.866980]  addrconf_rs_timer+0x314/0x690
[  412.871225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.875474]  call_timer_fn+0x272/0x920
[  412.879363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.883635]  ? process_timeout+0x40/0x40
[  412.887738]  ? mark_held_locks+0xc7/0x130
[  412.891885]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.896381]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.900875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.905127]  ? lockdep_hardirqs_on+0x296/0x5b0
[  412.909715]  ? trace_hardirqs_on+0xbd/0x310
[  412.914038]  ? kasan_check_read+0x11/0x20
[  412.918195]  ? __run_timers+0x7da/0xc70
[  412.922184]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.927290]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.931546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.935783]  __run_timers+0x7e5/0xc70
[  412.939595]  ? timer_fixup_init+0x70/0x70
[  412.943748]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.948765]  ? zap_class+0x640/0x640
[  412.952486]  ? print_usage_bug+0xc0/0xc0
[  412.956562]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.961766]  ? find_held_lock+0x36/0x1c0
[  412.965833]  ? zap_class+0x640/0x640
[  412.969564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.975109]  ? check_preemption_disabled+0x48/0x280
[  412.980137]  ? __lock_is_held+0xb5/0x140
[  412.984216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.989784]  ? check_preemption_disabled+0x48/0x280
[  412.994811]  run_timer_softirq+0x52/0xb0
[  412.998880]  ? rcu_read_lock_sched_held+0x14f/0x180
[  413.003903]  __do_softirq+0x308/0xb7e
[  413.007720]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  413.012240]  ? lock_downgrade+0x900/0x900
[  413.016406]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  413.021517]  ? pvclock_read_flags+0x160/0x160
[  413.026024]  ? lapic_next_event+0x5a/0x90
[  413.030191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.035734]  ? kvm_clock_read+0x18/0x30
[  413.039712]  ? kvm_sched_clock_read+0x9/0x20
[  413.044126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.049666]  ? check_preemption_disabled+0x48/0x280
[  413.054696]  irq_exit+0x17f/0x1c0
[  413.058151]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.062992]  ? smp_reschedule_interrupt+0x109/0x650
[  413.068012]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.073909]  ? interrupt_entry+0xb5/0xc0
[  413.077974]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.082992]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.088013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.092866]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.097881]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.102899]  ? task_prio+0x50/0x50
[  413.106458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.112000]  ? check_preemption_disabled+0x48/0x280
[  413.117025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.121886]  apic_timer_interrupt+0xf/0x20
[  413.126114]  </IRQ>
[  413.128355] RIP: 0010:dump_stack+0x358/0x39d
[  413.132773] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  413.151672] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  413.159392] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  413.166669] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  413.173949] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  413.181218] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  413.188490] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  413.195777]  ? dump_stack+0x34f/0x39d
[  413.199599]  ? dump_stack_print_info.cold.1+0x20/0x20
[  413.204794]  ? mark_held_locks+0x130/0x130
[  413.209030]  ? mark_held_locks+0x130/0x130
[  413.213288]  dump_header+0x27b/0xf72
[  413.217017]  ? pagefault_out_of_memory+0x197/0x197
[  413.221973]  ? __lock_acquire+0x62f/0x4c20
[  413.226214]  ? percpu_ref_get_many+0x240/0x240
[  413.230801]  ? print_usage_bug+0xc0/0xc0
[  413.234871]  ? zap_class+0x640/0x640
[  413.238587]  ? print_usage_bug+0xc0/0xc0
[  413.242647]  ? print_usage_bug+0xc0/0xc0
[  413.246740]  ? zap_class+0x640/0x640
[  413.250464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.256016]  ? find_held_lock+0x36/0x1c0
[  413.260093]  ? mark_held_locks+0xc7/0x130
[  413.264242]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  413.269342]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  413.274445]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  413.279028]  ? trace_hardirqs_on+0xbd/0x310
[  413.283350]  ? kasan_check_read+0x11/0x20
[  413.287496]  ? ___ratelimit+0x3b4/0x672
[  413.291474]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.296579]  ? trace_hardirqs_on+0x310/0x310
[  413.300993]  ? lock_downgrade+0x900/0x900
[  413.305144]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  413.310246]  ? ___ratelimit+0x3b9/0x672
[  413.314222]  ? idr_get_free+0xf70/0xf70
[  413.318195]  ? find_held_lock+0x36/0x1c0
[  413.322267]  oom_kill_process.cold.27+0x10/0x903
[  413.327028]  ? zap_class+0x640/0x640
[  413.330748]  ? check_preemption_disabled+0x48/0x280
[  413.335770]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.340703]  ? kasan_check_read+0x11/0x20
[  413.344856]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.350136]  ? oom_evaluate_task+0x540/0x540
[  413.354557]  ? find_held_lock+0x36/0x1c0
[  413.358630]  ? out_of_memory+0x974/0x1430
[  413.362780]  ? lock_downgrade+0x900/0x900
[  413.366931]  ? check_preemption_disabled+0x48/0x280
[  413.371953]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.376895]  ? kasan_check_read+0x11/0x20
[  413.381042]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.386330]  ? rcu_softirq_qs+0x20/0x20
[  413.390316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.395857]  ? oom_evaluate_task+0x302/0x540
[  413.400269]  out_of_memory+0xa84/0x1430
[  413.404249]  ? oom_killer_disable+0x3a0/0x3a0
[  413.408746]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  413.413680]  ? __ww_mutex_check_waiters+0x160/0x160
[  413.418732]  __alloc_pages_slowpath+0x2354/0x2e10
[  413.423601]  ? warn_alloc+0x120/0x120
[  413.427412]  ? mark_held_locks+0x130/0x130
[  413.431654]  ? find_get_entry+0xaae/0x1120
[  413.435898]  ? filemap_map_pages+0x1a20/0x1a20
[  413.440489]  ? zap_class+0x640/0x640
[  413.444208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.449750]  ? check_preemption_disabled+0x48/0x280
[  413.454781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.460335]  ? should_fail+0x22d/0xd01
[  413.464226]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.469333]  ? zap_class+0x640/0x640
[  413.473086]  ? __lock_is_held+0xb5/0x140
[  413.477153]  ? mark_held_locks+0x130/0x130
[  413.481392]  ? lock_release+0xa00/0xa00
[  413.485369]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.490838]  ? xa_load+0x2ba/0x460
[  413.494395]  ? lock_downgrade+0x900/0x900
[  413.498550]  ? __might_sleep+0x95/0x190
[  413.502528]  __alloc_pages_nodemask+0xa80/0xde0
[  413.507210]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  413.512224]  ? __page_cache_alloc+0x191/0x5c0
[  413.516719]  ? xa_load+0x2e1/0x460
[  413.520262]  ? xa_clear_mark+0x40/0x40
[  413.524148]  ? zap_class+0x640/0x640
[  413.527868]  ? zap_class+0x640/0x640
[  413.531580]  ? zap_class+0x640/0x640
[  413.535295]  ? __do_page_cache_readahead+0x663/0x810
[  413.540405]  ? find_held_lock+0x36/0x1c0
[  413.544473]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  413.550032]  alloc_pages_current+0x173/0x350
[  413.554480]  __page_cache_alloc+0x38c/0x5c0
[  413.558815]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.563744]  ? kasan_check_read+0x11/0x20
[  413.567890]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.573169]  ? generic_perform_write+0x6a0/0x6a0
[  413.577926]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.583465]  ? check_preemption_disabled+0x48/0x280
[  413.588488]  filemap_fault+0x1595/0x25f0
[  413.592572]  ? __lock_page_or_retry+0xa00/0xa00
[  413.597262]  ? mark_held_locks+0x130/0x130
[  413.601503]  ? filemap_map_pages+0xd6b/0x1a20
[  413.606016]  ? lock_downgrade+0x900/0x900
[  413.610178]  ? check_preemption_disabled+0x48/0x280
[  413.615199]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.620144]  ? kasan_check_read+0x11/0x20
[  413.624307]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.629598]  ? rcu_softirq_qs+0x20/0x20
[  413.633614]  ? filemap_map_pages+0xd92/0x1a20
[  413.638117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.643665]  ? find_get_entries_tag+0x1400/0x1400
[  413.648518]  ? __lock_acquire+0x62f/0x4c20
[  413.652798]  ? lock_acquire+0x1ed/0x520
[  413.656797]  ? ext4_filemap_fault+0x7a/0xad
[  413.661138]  ? lock_release+0xa00/0xa00
[  413.665121]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.670578]  ? print_usage_bug+0xc0/0xc0
[  413.674833]  ? print_usage_bug+0xc0/0xc0
[  413.678912]  ? down_read+0x8d/0x120
[  413.682539]  ? ext4_filemap_fault+0x7a/0xad
[  413.686868]  ? __down_interruptible+0x700/0x700
[  413.691548]  ext4_filemap_fault+0x82/0xad
[  413.695702]  __do_fault+0x100/0x6b0
[  413.699332]  ? pmd_devmap_trans_unstable+0x220/0x220
[  413.704438]  ? mark_held_locks+0x130/0x130
[  413.708693]  ? mark_held_locks+0x130/0x130
[  413.712928]  ? find_held_lock+0x36/0x1c0
[  413.716998]  ? find_held_lock+0x36/0x1c0
[  413.721071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.726617]  __handle_mm_fault+0x3ea0/0x5be0
[  413.731028]  ? poll_select_copy_remaining+0x18c/0x6a0
[  413.736229]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  413.741095]  ? __might_fault+0x12b/0x1e0
[  413.745165]  ? lock_downgrade+0x900/0x900
[  413.749324]  ? zap_class+0x640/0x640
[  413.753058]  ? zap_class+0x640/0x640
[  413.756778]  ? find_held_lock+0x36/0x1c0
[  413.760851]  ? handle_mm_fault+0x42a/0xc70
[  413.765088]  ? lock_downgrade+0x900/0x900
[  413.769243]  ? check_preemption_disabled+0x48/0x280
[  413.774267]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.779208]  ? kasan_check_read+0x11/0x20
[  413.783810]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.789088]  ? rcu_softirq_qs+0x20/0x20
[  413.793070]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.798176]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.803716]  ? check_preemption_disabled+0x48/0x280
[  413.808745]  handle_mm_fault+0x54f/0xc70
[  413.812817]  ? __handle_mm_fault+0x5be0/0x5be0
[  413.817419]  ? find_vma+0x34/0x190
[  413.820966]  __do_page_fault+0x5e8/0xe60
[  413.825031]  ? trace_hardirqs_off+0xb8/0x310
[  413.829454]  do_page_fault+0xf2/0x7e0
[  413.833271]  ? vmalloc_sync_all+0x30/0x30
[  413.837420]  ? error_entry+0x70/0xd0
[  413.841133]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.846151]  ? trace_hardirqs_on_caller+0xc0/0x310
[  413.851088]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.856027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.860875]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.865889]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.871339]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.876358]  ? prepare_exit_to_usermode+0x291/0x3b0
[  413.881374]  ? page_fault+0x8/0x30
[  413.884920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.889769]  ? page_fault+0x8/0x30
[  413.893313]  page_fault+0x1e/0x30
[  413.896764] RIP: 0033:0x7f41334d1dd3
[  413.900493] Code: Bad RIP value.
[  413.903866] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  413.909223] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  413.916523] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  413.923795] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  413.931066] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  413.938333] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  413.945623] warn_alloc_show_mem: 1 callbacks suppressed
[  413.945647] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  413.945650] Mem-Info:
[  413.945682] active_anon:51440 inactive_anon:594 isolated_anon:0
[  413.945682]  active_file:10 inactive_file:13 isolated_file:0
[  413.945682]  unevictable:0 dirty:0 writeback:0 unstable:0
[  413.945682]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  413.945682]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  413.945682]  free:13749 free_pcp:129 free_cma:0
[  413.951024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.958312] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  413.960752] Call Trace:
[  413.993621] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  414.002969]  <IRQ>
[  414.030620] lowmem_reserve[]: 0 2818 6321 6321
[  414.033216]  dump_stack+0x244/0x39d
[  414.059382] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  414.061541]  ? dump_stack_print_info.cold.1+0x20/0x20
[  414.066102] lowmem_reserve[]: 0 0 3503 3503
[  414.069736]  warn_alloc.cold.116+0xb7/0x1bd
[  414.097032] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  414.102224]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.106525] lowmem_reserve[]: 0 0 0 0
[  414.110856]  ? lock_downgrade+0x900/0x900
[  414.139809] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  414.144653]  ? trace_hardirqs_off+0xb8/0x310
[  414.148440] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  414.152612]  ? trace_hardirqs_off+0xb8/0x310
[  414.166112] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  414.170526]  __alloc_pages_slowpath+0x26e8/0x2e10
[  414.185862] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  414.190285]  ? warn_alloc+0x120/0x120
[  414.205854] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  414.210696]  ? print_usage_bug+0xc0/0xc0
[  414.219522] 673 total pagecache pages
[  414.223321]  ? warn_alloc+0x120/0x120
[  414.231884] 0 pages in swap cache
[  414.235935]  ? warn_alloc+0x120/0x120
[  414.239719] Swap cache stats: add 0, delete 0, find 0/0
[  414.243512]  ? print_usage_bug+0xc0/0xc0
[  414.246961] Free swap  = 0kB
[  414.250755]  ? print_usage_bug+0xc0/0xc0
[  414.256100] Total swap = 0kB
[  414.260184]  ? __lock_acquire+0x62f/0x4c20
[  414.263180] 1965979 pages RAM
[  414.267252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.270246] 0 pages HighMem/MovableOnly
[  414.274502]  ? should_fail+0x22d/0xd01
[  414.277600] 342854 pages reserved
[  414.283145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.287090] 0 pages cma reserved
[  414.287195] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  414.290983]  ? __lock_acquire+0x62f/0x4c20
[  414.294577] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.299533]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.302889] init cpuset=/ mems_allowed=0
[  414.309374]  ? __lock_acquire+0x62f/0x4c20
[  414.309391]  ? should_fail+0x22d/0xd01
[  414.340540]  ? find_held_lock+0x36/0x1c0
[  414.344619]  ? mark_held_locks+0x130/0x130
[  414.348862]  ? mark_held_locks+0x130/0x130
[  414.353095]  ? zap_class+0x640/0x640
[  414.356811]  ? zap_class+0x640/0x640
[  414.360529]  ? print_usage_bug+0xc0/0xc0
[  414.364599]  ? do_raw_spin_unlock+0xa7/0x330
[  414.369008]  ? zap_class+0x640/0x640
[  414.372738]  ? print_usage_bug+0xc0/0xc0
[  414.376800]  ? wq_watchdog_touch+0x9c/0xfe
[  414.381040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.386627]  ? check_preemption_disabled+0x48/0x280
[  414.391653]  ? __lock_is_held+0xb5/0x140
[  414.395726]  __alloc_pages_nodemask+0xa80/0xde0
[  414.400396]  ? zap_class+0x640/0x640
[  414.404120]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  414.409176]  ? find_held_lock+0x36/0x1c0
[  414.413261]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.417931]  ? lock_downgrade+0x900/0x900
[  414.422109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.427651]  cache_grow_begin+0xa5/0x8c0
[  414.431711]  ? do_raw_spin_unlock+0xa7/0x330
[  414.436127]  fallback_alloc+0x204/0x2e0
[  414.440146]  ____cache_alloc_node+0x1c7/0x1e0
[  414.444649]  kmem_cache_alloc_node+0xe3/0x730
[  414.449151]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.453401]  __alloc_skb+0x119/0x770
[  414.457116]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.462397]  ? netdev_alloc_frag+0x1f0/0x1f0
[  414.466811]  ? lock_downgrade+0x900/0x900
[  414.470972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.476510]  ? refcount_sub_and_test_checked+0x203/0x310
[  414.481965]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  414.487417]  ? addrconf_rs_timer+0x690/0x690
[  414.491864]  ndisc_alloc_skb+0x144/0x340
[  414.495945]  ndisc_send_rs+0x331/0x6e0
[  414.499841]  addrconf_rs_timer+0x314/0x690
[  414.504120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.508365]  call_timer_fn+0x272/0x920
[  414.512253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.516486]  ? process_timeout+0x40/0x40
[  414.520560]  ? __run_timers+0x7da/0xc70
[  414.524536]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.529034]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.533529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.537785]  ? lockdep_hardirqs_on+0x296/0x5b0
[  414.542372]  ? trace_hardirqs_on+0xbd/0x310
[  414.546708]  ? kasan_check_read+0x11/0x20
[  414.550858]  ? __run_timers+0x7da/0xc70
[  414.554847]  ? trace_hardirqs_off_caller+0x310/0x310
[  414.559954]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.564194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.568428]  __run_timers+0x7e5/0xc70
[  414.572243]  ? timer_fixup_init+0x70/0x70
[  414.576394]  ? lock_acquire+0x1ed/0x520
[  414.580367]  ? zap_class+0x640/0x640
[  414.584081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.589663]  ? kasan_check_read+0x11/0x20
[  414.593814]  ? do_raw_spin_lock+0x14f/0x350
[  414.598146]  ? find_held_lock+0x36/0x1c0
[  414.602214]  ? zap_class+0x640/0x640
[  414.605936]  ? pvclock_read_flags+0x160/0x160
[  414.610433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.615974]  ? check_preemption_disabled+0x48/0x280
[  414.620999]  ? __lock_is_held+0xb5/0x140
[  414.626803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.632347]  ? check_preemption_disabled+0x48/0x280
[  414.637385]  run_timer_softirq+0x52/0xb0
[  414.641477]  ? rcu_read_lock_sched_held+0x14f/0x180
[  414.646542]  __do_softirq+0x308/0xb7e
[  414.650371]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  414.654881]  ? lock_downgrade+0x900/0x900
[  414.659033]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  414.664145]  ? pvclock_read_flags+0x160/0x160
[  414.668644]  ? lapic_next_event+0x5a/0x90
[  414.673309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.678853]  ? kvm_clock_read+0x18/0x30
[  414.682842]  ? kvm_sched_clock_read+0x9/0x20
[  414.687254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.692798]  ? check_preemption_disabled+0x48/0x280
[  414.697826]  irq_exit+0x17f/0x1c0
[  414.701283]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.706124]  ? smp_reschedule_interrupt+0x109/0x650
[  414.711144]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.717029]  ? interrupt_entry+0xb5/0xc0
[  414.721094]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.726110]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.731132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.735976]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.741004]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.746024]  ? task_prio+0x50/0x50
[  414.749588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.755129]  ? check_preemption_disabled+0x48/0x280
[  414.760157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.765010]  apic_timer_interrupt+0xf/0x20
[  414.769240]  </IRQ>
[  414.771482] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  414.777372] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  414.796271] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  414.803979] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  414.811248] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  414.818515] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  414.825808] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  414.833079] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  414.840377]  ? save_stack+0xa9/0xd0
[  414.844019]  __kmalloc_node_track_caller+0x3c/0x70
[  414.848966]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  414.853747]  pskb_expand_head+0x230/0x10f0
[  414.857985]  ? check_preemption_disabled+0x48/0x280
[  414.863008]  ? memcpy+0x45/0x50
[  414.866306]  ? __copy_skb_header+0x350/0x6b0
[  414.870729]  ? skb_release_data+0x880/0x880
[  414.875052]  ? __alloc_skb+0x770/0x770
[  414.878958]  ? __lock_is_held+0xb5/0x140
[  414.883060]  ? kasan_check_write+0x14/0x20
[  414.887298]  ? __skb_clone+0x6c7/0xa00
[  414.891190]  ? __copy_skb_header+0x6b0/0x6b0
[  414.895597]  ? kmem_cache_alloc+0x33a/0x730
[  414.899925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.905470]  skb_ensure_writable+0x3dd/0x640
[  414.909888]  ? skb_checksum_setup+0xaa0/0xaa0
[  414.914403]  ? preempt_notifier_register+0x200/0x200
[  414.919531]  ? __switch_to_asm+0x34/0x70
[  414.923607]  ? __switch_to_asm+0x34/0x70
[  414.927666]  ? __switch_to_asm+0x40/0x70
[  414.931729]  ? __switch_to_asm+0x34/0x70
[  414.935792]  ? __switch_to_asm+0x40/0x70
[  414.939858]  ? __switch_to_asm+0x40/0x70
[  414.943916]  ? __switch_to_asm+0x34/0x70
[  414.947975]  ? __switch_to_asm+0x34/0x70
[  414.952037]  ? __switch_to_asm+0x40/0x70
[  414.956098]  ? __switch_to_asm+0x34/0x70
[  414.960164]  bpf_clone_redirect+0x14a/0x490
[  414.964496]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  414.969522]  ? __sched_text_start+0x8/0x8
[  414.973705]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.978468]  ? find_held_lock+0x36/0x1c0
[  414.982562]  ? lock_acquire+0x1ed/0x520
[  414.986574]  ? bpf_test_run+0x3cb/0x780
[  414.990562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.996118]  ? check_preemption_disabled+0x48/0x280
[  415.001140]  ? kasan_check_read+0x11/0x20
[  415.005290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.010579]  ? rcu_softirq_qs+0x20/0x20
[  415.014569]  ? preempt_schedule+0x4d/0x60
[  415.018724]  ? ___preempt_schedule+0x16/0x18
[  415.023166]  ? bpf_test_run+0x25d/0x780
[  415.027177]  ? netlink_diag_dump+0x2a0/0x2a0
[  415.031615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.037155]  ? bpf_test_init.isra.10+0x70/0x100
[  415.041835]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  415.046608]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  415.051451]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  415.057007]  ? fput+0x130/0x1a0
[  415.060287]  ? __bpf_prog_get+0x9b/0x290
[  415.064356]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  415.069200]  ? bpf_prog_test_run+0x130/0x1a0
[  415.073612]  ? __x64_sys_bpf+0x3d8/0x520
[  415.077673]  ? bpf_prog_get+0x20/0x20
[  415.081499]  ? do_syscall_64+0x1b9/0x820
[  415.085569]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  415.090960]  ? syscall_return_slowpath+0x5e0/0x5e0
[  415.095899]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.100944]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  415.105962]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  415.112632]  ? __switch_to_asm+0x40/0x70
[  415.116695]  ? __switch_to_asm+0x34/0x70
[  415.120767]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.125632]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  415.131019] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  415.131109] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  415.137183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.137189] Call Trace:
[  415.137195]  <IRQ>
[  415.137213]  dump_stack+0x244/0x39d
[  415.137237]  ? dump_stack_print_info.cold.1+0x20/0x20
[  415.143779] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.153095]  warn_alloc.cold.116+0xb7/0x1bd
[  415.155655] syz-executor1 cpuset=syz1 mems_allowed=0
[  415.157823]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.191344]  ? lock_downgrade+0x900/0x900
[  415.195500]  ? trace_hardirqs_off+0xb8/0x310
[  415.199917]  ? trace_hardirqs_off+0xb8/0x310
[  415.204350]  __alloc_pages_slowpath+0x26e8/0x2e10
[  415.209225]  ? warn_alloc+0x120/0x120
[  415.213061]  ? print_usage_bug+0xc0/0xc0
[  415.217140]  ? warn_alloc+0x120/0x120
[  415.220950]  ? warn_alloc+0x120/0x120
[  415.224756]  ? print_usage_bug+0xc0/0xc0
[  415.228821]  ? kvm_clock_read+0x18/0x30
[  415.232808]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  415.237844]  ? print_usage_bug+0xc0/0xc0
[  415.241910]  ? __lock_acquire+0x62f/0x4c20
[  415.246152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.251706]  ? should_fail+0x22d/0xd01
[  415.255591]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.260871]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.265979]  ? __lock_acquire+0x62f/0x4c20
[  415.270223]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.275326]  ? __lock_acquire+0x62f/0x4c20
[  415.279559]  ? should_fail+0x22d/0xd01
[  415.283444]  ? rcu_irq_exit+0x1a2/0x390
[  415.287431]  ? mark_held_locks+0x130/0x130
[  415.291675]  ? mark_held_locks+0x130/0x130
[  415.295920]  ? mark_held_locks+0xc7/0x130
[  415.300105]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  415.305124]  ? zap_class+0x640/0x640
[  415.308842]  ? print_usage_bug+0xc0/0xc0
[  415.312911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.318473]  ? check_preemption_disabled+0x48/0x280
[  415.323522]  ? __lock_is_held+0xb5/0x140
[  415.327596]  __alloc_pages_nodemask+0xa80/0xde0
[  415.332271]  ? zap_class+0x640/0x640
[  415.335993]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  415.341052]  ? find_held_lock+0x36/0x1c0
[  415.345136]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.349811]  ? lock_downgrade+0x900/0x900
[  415.353974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.359517]  cache_grow_begin+0xa5/0x8c0
[  415.363585]  ? do_raw_spin_unlock+0xa7/0x330
[  415.368007]  fallback_alloc+0x204/0x2e0
[  415.372167]  ____cache_alloc_node+0x1c7/0x1e0
[  415.376675]  kmem_cache_alloc_node+0xe3/0x730
[  415.381174]  ? ipv6_get_ifaddr+0x42e/0x620
[  415.385430]  __alloc_skb+0x119/0x770
[  415.389147]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.394429]  ? netdev_alloc_frag+0x1f0/0x1f0
[  415.398839]  ? lock_downgrade+0x900/0x900
[  415.402997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.408538]  ? refcount_sub_and_test_checked+0x203/0x310
[  415.414001]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  415.419457]  ? addrconf_rs_timer+0x690/0x690
[  415.423881]  ndisc_alloc_skb+0x144/0x340
[  415.427951]  ndisc_send_rs+0x331/0x6e0
[  415.431846]  addrconf_rs_timer+0x314/0x690
[  415.436093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.440343]  call_timer_fn+0x272/0x920
[  415.444262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.448496]  ? process_timeout+0x40/0x40
[  415.452571]  ? mark_held_locks+0xc7/0x130
[  415.456735]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.461231]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.465724]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.469989]  ? lockdep_hardirqs_on+0x296/0x5b0
[  415.474596]  ? trace_hardirqs_on+0xbd/0x310
[  415.478922]  ? kasan_check_read+0x11/0x20
[  415.483082]  ? __run_timers+0x7da/0xc70
[  415.487063]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.492178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.496421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.500657]  __run_timers+0x7e5/0xc70
[  415.504471]  ? timer_fixup_init+0x70/0x70
[  415.508624]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.513646]  ? zap_class+0x640/0x640
[  415.517379]  ? print_usage_bug+0xc0/0xc0
[  415.521445]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.526644]  ? find_held_lock+0x36/0x1c0
[  415.530715]  ? zap_class+0x640/0x640
[  415.534439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.540005]  ? check_preemption_disabled+0x48/0x280
[  415.545032]  ? __lock_is_held+0xb5/0x140
[  415.549098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.554639]  ? check_preemption_disabled+0x48/0x280
[  415.559660]  run_timer_softirq+0x52/0xb0
[  415.563725]  ? rcu_read_lock_sched_held+0x14f/0x180
[  415.568742]  __do_softirq+0x308/0xb7e
[  415.572549]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  415.577068]  ? lock_downgrade+0x900/0x900
[  415.581224]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  415.586370]  ? pvclock_read_flags+0x160/0x160
[  415.590877]  ? lapic_next_event+0x5a/0x90
[  415.595073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.600629]  ? kvm_clock_read+0x18/0x30
[  415.604618]  ? kvm_sched_clock_read+0x9/0x20
[  415.609031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.614578]  ? check_preemption_disabled+0x48/0x280
[  415.619627]  irq_exit+0x17f/0x1c0
[  415.623102]  smp_apic_timer_interrupt+0x1cb/0x760
[  415.627955]  ? smp_reschedule_interrupt+0x109/0x650
[  415.633003]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.638887]  ? interrupt_entry+0xb5/0xc0
[  415.642982]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.648018]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.653071]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.657937]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.662958]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.667980]  ? task_prio+0x50/0x50
[  415.671522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.677205]  ? check_preemption_disabled+0x48/0x280
[  415.682253]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.687106]  apic_timer_interrupt+0xf/0x20
[  415.691334]  </IRQ>
[  415.693591] RIP: 0010:dump_stack+0x358/0x39d
[  415.698016] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  415.716934] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  415.724642] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  415.731924] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  415.739215] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  415.746481] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  415.753752] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  415.761038]  ? dump_stack+0x34f/0x39d
[  415.764861]  ? dump_stack_print_info.cold.1+0x20/0x20
[  415.770066]  ? mark_held_locks+0x130/0x130
[  415.774304]  ? mark_held_locks+0x130/0x130
[  415.778554]  dump_header+0x27b/0xf72
[  415.782738]  ? pagefault_out_of_memory+0x197/0x197
[  415.787692]  ? __lock_acquire+0x62f/0x4c20
[  415.791935]  ? percpu_ref_get_many+0x240/0x240
[  415.796521]  ? print_usage_bug+0xc0/0xc0
[  415.800602]  ? zap_class+0x640/0x640
[  415.804323]  ? print_usage_bug+0xc0/0xc0
[  415.808383]  ? print_usage_bug+0xc0/0xc0
[  415.812451]  ? zap_class+0x640/0x640
[  415.816187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.821733]  ? find_held_lock+0x36/0x1c0
[  415.825809]  ? mark_held_locks+0xc7/0x130
[  415.829967]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.835080]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.840187]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  415.844776]  ? trace_hardirqs_on+0xbd/0x310
[  415.849104]  ? kasan_check_read+0x11/0x20
[  415.853254]  ? ___ratelimit+0x3b4/0x672
[  415.857230]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.862334]  ? trace_hardirqs_on+0x310/0x310
[  415.866749]  ? lock_downgrade+0x900/0x900
[  415.870905]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  415.876009]  ? ___ratelimit+0x3b9/0x672
[  415.879987]  ? idr_get_free+0xf70/0xf70
[  415.883963]  ? find_held_lock+0x36/0x1c0
[  415.888041]  oom_kill_process.cold.27+0x10/0x903
[  415.892807]  ? zap_class+0x640/0x640
[  415.896527]  ? check_preemption_disabled+0x48/0x280
[  415.901571]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.906507]  ? kasan_check_read+0x11/0x20
[  415.910661]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.915940]  ? oom_evaluate_task+0x540/0x540
[  415.920353]  ? find_held_lock+0x36/0x1c0
[  415.924423]  ? out_of_memory+0x974/0x1430
[  415.928580]  ? lock_downgrade+0x900/0x900
[  415.932732]  ? check_preemption_disabled+0x48/0x280
[  415.937753]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.942692]  ? kasan_check_read+0x11/0x20
[  415.946840]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.952124]  ? rcu_softirq_qs+0x20/0x20
[  415.956101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.961650]  ? oom_evaluate_task+0x302/0x540
[  415.966094]  out_of_memory+0xa84/0x1430
[  415.970086]  ? oom_killer_disable+0x3a0/0x3a0
[  415.974587]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  415.979523]  ? __ww_mutex_check_waiters+0x160/0x160
[  415.984572]  __alloc_pages_slowpath+0x2354/0x2e10
[  415.989452]  ? warn_alloc+0x120/0x120
[  415.993257]  ? mark_held_locks+0x130/0x130
[  415.997514]  ? find_get_entry+0xaae/0x1120
[  416.001791]  ? filemap_map_pages+0x1a20/0x1a20
[  416.006378]  ? zap_class+0x640/0x640
[  416.010112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.015652]  ? check_preemption_disabled+0x48/0x280
[  416.020676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.026233]  ? should_fail+0x22d/0xd01
[  416.030155]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.035261]  ? zap_class+0x640/0x640
[  416.039001]  ? __lock_is_held+0xb5/0x140
[  416.043083]  ? mark_held_locks+0x130/0x130
[  416.047329]  ? lock_release+0xa00/0xa00
[  416.051309]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.056760]  ? xa_load+0x2ba/0x460
[  416.060301]  ? lock_downgrade+0x900/0x900
[  416.064461]  ? __might_sleep+0x95/0x190
[  416.068444]  __alloc_pages_nodemask+0xa80/0xde0
[  416.073139]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  416.078155]  ? __page_cache_alloc+0x191/0x5c0
[  416.082653]  ? xa_load+0x2e1/0x460
[  416.086195]  ? xa_clear_mark+0x40/0x40
[  416.090100]  ? zap_class+0x640/0x640
[  416.093842]  ? zap_class+0x640/0x640
[  416.097579]  ? zap_class+0x640/0x640
[  416.101298]  ? __do_page_cache_readahead+0x663/0x810
[  416.106413]  ? find_held_lock+0x36/0x1c0
[  416.110487]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  416.116040]  alloc_pages_current+0x173/0x350
[  416.120516]  __page_cache_alloc+0x38c/0x5c0
[  416.124847]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.129777]  ? kasan_check_read+0x11/0x20
[  416.133931]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.139228]  ? generic_perform_write+0x6a0/0x6a0
[  416.144024]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.149577]  ? check_preemption_disabled+0x48/0x280
[  416.154605]  filemap_fault+0x1595/0x25f0
[  416.158680]  ? __lock_page_or_retry+0xa00/0xa00
[  416.163356]  ? mark_held_locks+0x130/0x130
[  416.167606]  ? filemap_map_pages+0xd6b/0x1a20
[  416.172137]  ? lock_downgrade+0x900/0x900
[  416.176313]  ? check_preemption_disabled+0x48/0x280
[  416.181364]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.186294]  ? kasan_check_read+0x11/0x20
[  416.190445]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.195727]  ? rcu_softirq_qs+0x20/0x20
[  416.199753]  ? filemap_map_pages+0xd92/0x1a20
[  416.204256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.209804]  ? find_get_entries_tag+0x1400/0x1400
[  416.214659]  ? __lock_acquire+0x62f/0x4c20
[  416.218914]  ? lock_acquire+0x1ed/0x520
[  416.222905]  ? ext4_filemap_fault+0x7a/0xad
[  416.227256]  ? lock_release+0xa00/0xa00
[  416.231230]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.236687]  ? print_usage_bug+0xc0/0xc0
[  416.240754]  ? print_usage_bug+0xc0/0xc0
[  416.244832]  ? down_read+0x8d/0x120
[  416.248462]  ? ext4_filemap_fault+0x7a/0xad
[  416.252788]  ? __down_interruptible+0x700/0x700
[  416.257470]  ext4_filemap_fault+0x82/0xad
[  416.261632]  __do_fault+0x100/0x6b0
[  416.265266]  ? pmd_devmap_trans_unstable+0x220/0x220
[  416.270375]  ? mark_held_locks+0x130/0x130
[  416.274617]  ? mark_held_locks+0x130/0x130
[  416.278855]  ? find_held_lock+0x36/0x1c0
[  416.282925]  ? find_held_lock+0x36/0x1c0
[  416.286990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.292543]  __handle_mm_fault+0x3ea0/0x5be0
[  416.296959]  ? poll_select_copy_remaining+0x18c/0x6a0
[  416.302164]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  416.307017]  ? __might_fault+0x12b/0x1e0
[  416.311099]  ? lock_downgrade+0x900/0x900
[  416.315259]  ? zap_class+0x640/0x640
[  416.318974]  ? zap_class+0x640/0x640
[  416.322698]  ? find_held_lock+0x36/0x1c0
[  416.326775]  ? handle_mm_fault+0x42a/0xc70
[  416.331020]  ? lock_downgrade+0x900/0x900
[  416.335176]  ? check_preemption_disabled+0x48/0x280
[  416.340220]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.345151]  ? kasan_check_read+0x11/0x20
[  416.349303]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.354613]  ? rcu_softirq_qs+0x20/0x20
[  416.358594]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.363704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.369244]  ? check_preemption_disabled+0x48/0x280
[  416.374275]  handle_mm_fault+0x54f/0xc70
[  416.378355]  ? __handle_mm_fault+0x5be0/0x5be0
[  416.382972]  ? find_vma+0x34/0x190
[  416.386525]  __do_page_fault+0x5e8/0xe60
[  416.390624]  ? trace_hardirqs_off+0xb8/0x310
[  416.395053]  do_page_fault+0xf2/0x7e0
[  416.398858]  ? vmalloc_sync_all+0x30/0x30
[  416.403059]  ? error_entry+0x70/0xd0
[  416.406808]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.411839]  ? trace_hardirqs_on_caller+0xc0/0x310
[  416.416778]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.421711]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.426566]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.431596]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.437062]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.442087]  ? prepare_exit_to_usermode+0x291/0x3b0
[  416.447110]  ? page_fault+0x8/0x30
[  416.450660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.455507]  ? page_fault+0x8/0x30
[  416.459142]  page_fault+0x1e/0x30
[  416.462596] RIP: 0033:0x7f41334d1dd3
[  416.466328] Code: Bad RIP value.
[  416.469701] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  416.475083] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  416.482353] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  416.489639] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  416.496906] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  416.504216] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  416.511519] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  416.511525] warn_alloc_show_mem: 1 callbacks suppressed
[  416.511533] Mem-Info:
[  416.518821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.524196] active_anon:51440 inactive_anon:594 isolated_anon:0
[  416.524196]  active_file:10 inactive_file:13 isolated_file:0
[  416.524196]  unevictable:0 dirty:0 writeback:0 unstable:0
[  416.524196]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  416.524196]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  416.524196]  free:13749 free_pcp:129 free_cma:0
[  416.526577] Call Trace:
[  416.536008] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  416.568856]  <IRQ>
[  416.571427] 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
[  416.599112]  dump_stack+0x244/0x39d
[  416.601240] lowmem_reserve[]: 0 2818 6321 6321
[  416.627361]  ? dump_stack_print_info.cold.1+0x20/0x20
[  416.630969] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  416.635565]  warn_alloc.cold.116+0xb7/0x1bd
[  416.640743] lowmem_reserve[]: 0 0 3503 3503
[  416.668067]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.668087]  ? lock_downgrade+0x900/0x900
[  416.672391] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  416.676715]  ? trace_hardirqs_off+0xb8/0x310
[  416.681549] lowmem_reserve[]: 0 0 0 0
[  416.685713]  ? trace_hardirqs_off+0xb8/0x310
[  416.714692] 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
[  416.719116]  __alloc_pages_slowpath+0x26e8/0x2e10
[  416.722903] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  416.727344]  ? warn_alloc+0x120/0x120
[  416.740829] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  416.745691]  ? print_usage_bug+0xc0/0xc0
[  416.761024] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  416.764812]  ? warn_alloc+0x120/0x120
[  416.780406] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  416.784473]  ? warn_alloc+0x120/0x120
[  416.793292] 673 total pagecache pages
[  416.797100]  ? print_usage_bug+0xc0/0xc0
[  416.805678] 0 pages in swap cache
[  416.809483]  ? print_usage_bug+0xc0/0xc0
[  416.813277] Swap cache stats: add 0, delete 0, find 0/0
[  416.817331]  ? __lock_acquire+0x62f/0x4c20
[  416.820770] Free swap  = 0kB
[  416.824835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.830175] Total swap = 0kB
[  416.834415]  ? should_fail+0x22d/0xd01
[  416.837412] 1965979 pages RAM
[  416.842944]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.845940] 0 pages HighMem/MovableOnly
[  416.849822]  ? __lock_acquire+0x62f/0x4c20
[  416.852917] 342854 pages reserved
[  416.858028]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.861994] 0 pages cma reserved
[  416.866226]  ? __lock_acquire+0x62f/0x4c20
[  416.869732] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.874752]  ? should_fail+0x22d/0xd01
[  416.874767]  ? find_held_lock+0x36/0x1c0
[  416.874791]  ? mark_held_locks+0x130/0x130
[  416.878209] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.882379]  ? mark_held_locks+0x130/0x130
[  416.888859] init cpuset=/ mems_allowed=0
[  416.892737]  ? zap_class+0x640/0x640
[  416.892752]  ? zap_class+0x640/0x640
[  416.926426]  ? print_usage_bug+0xc0/0xc0
[  416.930487]  ? do_raw_spin_unlock+0xa7/0x330
[  416.934901]  ? zap_class+0x640/0x640
[  416.938616]  ? print_usage_bug+0xc0/0xc0
[  416.942682]  ? wq_watchdog_touch+0x9c/0xfe
[  416.946921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.952458]  ? check_preemption_disabled+0x48/0x280
[  416.957494]  ? __lock_is_held+0xb5/0x140
[  416.961566]  __alloc_pages_nodemask+0xa80/0xde0
[  416.966262]  ? zap_class+0x640/0x640
[  416.970001]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  416.975041]  ? find_held_lock+0x36/0x1c0
[  416.979116]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.983789]  ? lock_downgrade+0x900/0x900
[  416.988000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.993545]  cache_grow_begin+0xa5/0x8c0
[  416.997614]  ? do_raw_spin_unlock+0xa7/0x330
[  417.002033]  fallback_alloc+0x204/0x2e0
[  417.006018]  ____cache_alloc_node+0x1c7/0x1e0
[  417.010521]  kmem_cache_alloc_node+0xe3/0x730
[  417.015024]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.019287]  __alloc_skb+0x119/0x770
[  417.023016]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.028334]  ? netdev_alloc_frag+0x1f0/0x1f0
[  417.032745]  ? lock_downgrade+0x900/0x900
[  417.036903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.042442]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.047898]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.053350]  ? addrconf_rs_timer+0x690/0x690
[  417.057777]  ndisc_alloc_skb+0x144/0x340
[  417.061843]  ndisc_send_rs+0x331/0x6e0
[  417.065758]  addrconf_rs_timer+0x314/0x690
[  417.070003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.074250]  call_timer_fn+0x272/0x920
[  417.078141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.082400]  ? process_timeout+0x40/0x40
[  417.086472]  ? __run_timers+0x7da/0xc70
[  417.090451]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.094948]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.099441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.103694]  ? lockdep_hardirqs_on+0x296/0x5b0
[  417.108293]  ? trace_hardirqs_on+0xbd/0x310
[  417.112627]  ? kasan_check_read+0x11/0x20
[  417.116793]  ? __run_timers+0x7da/0xc70
[  417.120789]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.125898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.130138]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.134371]  __run_timers+0x7e5/0xc70
[  417.138208]  ? timer_fixup_init+0x70/0x70
[  417.142364]  ? lock_acquire+0x1ed/0x520
[  417.146356]  ? zap_class+0x640/0x640
[  417.150090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.155641]  ? kasan_check_read+0x11/0x20
[  417.159789]  ? do_raw_spin_lock+0x14f/0x350
[  417.164119]  ? find_held_lock+0x36/0x1c0
[  417.168188]  ? zap_class+0x640/0x640
[  417.171939]  ? pvclock_read_flags+0x160/0x160
[  417.176443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.182001]  ? check_preemption_disabled+0x48/0x280
[  417.187035]  ? __lock_is_held+0xb5/0x140
[  417.191110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.196655]  ? check_preemption_disabled+0x48/0x280
[  417.201691]  run_timer_softirq+0x52/0xb0
[  417.205762]  ? rcu_read_lock_sched_held+0x14f/0x180
[  417.210784]  __do_softirq+0x308/0xb7e
[  417.214592]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  417.219105]  ? lock_downgrade+0x900/0x900
[  417.223259]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  417.228370]  ? pvclock_read_flags+0x160/0x160
[  417.232874]  ? lapic_next_event+0x5a/0x90
[  417.237026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.242579]  ? kvm_clock_read+0x18/0x30
[  417.246577]  ? kvm_sched_clock_read+0x9/0x20
[  417.251005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.256571]  ? check_preemption_disabled+0x48/0x280
[  417.261605]  irq_exit+0x17f/0x1c0
[  417.265081]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.269929]  ? smp_reschedule_interrupt+0x109/0x650
[  417.274952]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.280839]  ? interrupt_entry+0xb5/0xc0
[  417.284907]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.289928]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.294947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.299792]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.304813]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.309832]  ? task_prio+0x50/0x50
[  417.313389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.318939]  ? check_preemption_disabled+0x48/0x280
[  417.323965]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.328818]  apic_timer_interrupt+0xf/0x20
[  417.333049]  </IRQ>
[  417.335294] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  417.341183] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  417.360086] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  417.367794] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  417.375063] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  417.382334] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  417.389600] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  417.396866] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  417.404173]  ? save_stack+0xa9/0xd0
[  417.407812]  __kmalloc_node_track_caller+0x3c/0x70
[  417.412749]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  417.417515]  pskb_expand_head+0x230/0x10f0
[  417.421764]  ? check_preemption_disabled+0x48/0x280
[  417.426792]  ? memcpy+0x45/0x50
[  417.430076]  ? __copy_skb_header+0x350/0x6b0
[  417.434488]  ? skb_release_data+0x880/0x880
[  417.438814]  ? __alloc_skb+0x770/0x770
[  417.442722]  ? __lock_is_held+0xb5/0x140
[  417.446795]  ? kasan_check_write+0x14/0x20
[  417.451047]  ? __skb_clone+0x6c7/0xa00
[  417.454950]  ? __copy_skb_header+0x6b0/0x6b0
[  417.459359]  ? kmem_cache_alloc+0x33a/0x730
[  417.463698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.469244]  skb_ensure_writable+0x3dd/0x640
[  417.473668]  ? skb_checksum_setup+0xaa0/0xaa0
[  417.478196]  ? preempt_notifier_register+0x200/0x200
[  417.483304]  ? __switch_to_asm+0x34/0x70
[  417.487367]  ? __switch_to_asm+0x34/0x70
[  417.491426]  ? __switch_to_asm+0x40/0x70
[  417.495487]  ? __switch_to_asm+0x34/0x70
[  417.499560]  ? __switch_to_asm+0x40/0x70
[  417.503620]  ? __switch_to_asm+0x40/0x70
[  417.507677]  ? __switch_to_asm+0x34/0x70
[  417.511735]  ? __switch_to_asm+0x34/0x70
[  417.515793]  ? __switch_to_asm+0x40/0x70
[  417.519859]  ? __switch_to_asm+0x34/0x70
[  417.523921]  bpf_clone_redirect+0x14a/0x490
[  417.528254]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  417.533278]  ? __sched_text_start+0x8/0x8
[  417.537460]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.542227]  ? find_held_lock+0x36/0x1c0
[  417.546321]  ? lock_acquire+0x1ed/0x520
[  417.550302]  ? bpf_test_run+0x3cb/0x780
[  417.554274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.559814]  ? check_preemption_disabled+0x48/0x280
[  417.564839]  ? kasan_check_read+0x11/0x20
[  417.568988]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.574269]  ? rcu_softirq_qs+0x20/0x20
[  417.578248]  ? preempt_schedule+0x4d/0x60
[  417.582408]  ? ___preempt_schedule+0x16/0x18
[  417.586825]  ? bpf_test_run+0x25d/0x780
[  417.590813]  ? netlink_diag_dump+0x2a0/0x2a0
[  417.595233]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.600785]  ? bpf_test_init.isra.10+0x70/0x100
[  417.605473]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  417.610264]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  417.615121]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  417.620664]  ? fput+0x130/0x1a0
[  417.623966]  ? __bpf_prog_get+0x9b/0x290
[  417.628032]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  417.632881]  ? bpf_prog_test_run+0x130/0x1a0
[  417.637298]  ? __x64_sys_bpf+0x3d8/0x520
[  417.641361]  ? bpf_prog_get+0x20/0x20
[  417.645178]  ? do_syscall_64+0x1b9/0x820
[  417.649266]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  417.654632]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.659594]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.664612]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  417.669634]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  417.676771]  ? __switch_to_asm+0x40/0x70
[  417.680827]  ? __switch_to_asm+0x34/0x70
[  417.684920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.689783]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  417.695166] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  417.695251] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  417.701325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.701334] Call Trace:
[  417.707915] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  417.717170]  <IRQ>
[  417.719747] syz-executor1 cpuset=syz1 mems_allowed=0
[  417.730231]  dump_stack+0x244/0x39d
[  417.741079]  ? dump_stack_print_info.cold.1+0x20/0x20
[  417.746314]  warn_alloc.cold.116+0xb7/0x1bd
[  417.750643]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  417.755488]  ? lock_downgrade+0x900/0x900
[  417.759646]  ? trace_hardirqs_off+0xb8/0x310
[  417.764070]  ? trace_hardirqs_off+0xb8/0x310
[  417.768495]  __alloc_pages_slowpath+0x26e8/0x2e10
[  417.773367]  ? warn_alloc+0x120/0x120
[  417.777171]  ? print_usage_bug+0xc0/0xc0
[  417.781703]  ? warn_alloc+0x120/0x120
[  417.785523]  ? warn_alloc+0x120/0x120
[  417.789334]  ? print_usage_bug+0xc0/0xc0
[  417.793400]  ? print_usage_bug+0xc0/0xc0
[  417.797477]  ? __lock_acquire+0x62f/0x4c20
[  417.801723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.807292]  ? should_fail+0x22d/0xd01
[  417.811183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.816292]  ? __lock_acquire+0x62f/0x4c20
[  417.820554]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.825660]  ? __lock_acquire+0x62f/0x4c20
[  417.829894]  ? should_fail+0x22d/0xd01
[  417.833810]  ? find_held_lock+0x36/0x1c0
[  417.837895]  ? mark_held_locks+0x130/0x130
[  417.842138]  ? mark_held_locks+0x130/0x130
[  417.846374]  ? zap_class+0x640/0x640
[  417.850093]  ? zap_class+0x640/0x640
[  417.853837]  ? print_usage_bug+0xc0/0xc0
[  417.857895]  ? do_raw_spin_unlock+0xa7/0x330
[  417.862307]  ? zap_class+0x640/0x640
[  417.866019]  ? print_usage_bug+0xc0/0xc0
[  417.870085]  ? wq_watchdog_touch+0x9c/0xfe
[  417.874325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.879869]  ? check_preemption_disabled+0x48/0x280
[  417.884898]  ? __lock_is_held+0xb5/0x140
[  417.888978]  __alloc_pages_nodemask+0xa80/0xde0
[  417.893652]  ? zap_class+0x640/0x640
[  417.897376]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  417.902403]  ? find_held_lock+0x36/0x1c0
[  417.906475]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.911152]  ? lock_downgrade+0x900/0x900
[  417.915310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.920861]  cache_grow_begin+0xa5/0x8c0
[  417.924933]  ? do_raw_spin_unlock+0xa7/0x330
[  417.929355]  fallback_alloc+0x204/0x2e0
[  417.933335]  ____cache_alloc_node+0x1c7/0x1e0
[  417.937860]  kmem_cache_alloc_node+0xe3/0x730
[  417.942357]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.946604]  __alloc_skb+0x119/0x770
[  417.950361]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.955648]  ? netdev_alloc_frag+0x1f0/0x1f0
[  417.960065]  ? lock_downgrade+0x900/0x900
[  417.964237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.969777]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.975230]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.980683]  ? addrconf_rs_timer+0x690/0x690
[  417.985106]  ndisc_alloc_skb+0x144/0x340
[  417.989170]  ndisc_send_rs+0x331/0x6e0
[  417.993072]  addrconf_rs_timer+0x314/0x690
[  417.997332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.001586]  call_timer_fn+0x272/0x920
[  418.005475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.009712]  ? process_timeout+0x40/0x40
[  418.013784]  ? mark_held_locks+0xc7/0x130
[  418.017963]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.022460]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.026959]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.031194]  ? lockdep_hardirqs_on+0x296/0x5b0
[  418.035777]  ? trace_hardirqs_on+0xbd/0x310
[  418.040101]  ? kasan_check_read+0x11/0x20
[  418.044248]  ? __run_timers+0x7da/0xc70
[  418.048236]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.053341]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.057598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.061837]  __run_timers+0x7e5/0xc70
[  418.065658]  ? timer_fixup_init+0x70/0x70
[  418.069831]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.074849]  ? zap_class+0x640/0x640
[  418.078571]  ? print_usage_bug+0xc0/0xc0
[  418.082633]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.087832]  ? find_held_lock+0x36/0x1c0
[  418.091903]  ? zap_class+0x640/0x640
[  418.095633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.101192]  ? check_preemption_disabled+0x48/0x280
[  418.106220]  ? __lock_is_held+0xb5/0x140
[  418.110286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.115825]  ? check_preemption_disabled+0x48/0x280
[  418.120851]  run_timer_softirq+0x52/0xb0
[  418.124920]  ? rcu_read_lock_sched_held+0x14f/0x180
[  418.129938]  __do_softirq+0x308/0xb7e
[  418.133743]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  418.138236]  ? lock_downgrade+0x900/0x900
[  418.142390]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  418.147506]  ? pvclock_read_flags+0x160/0x160
[  418.152018]  ? lapic_next_event+0x5a/0x90
[  418.156174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.161720]  ? kvm_clock_read+0x18/0x30
[  418.165719]  ? kvm_sched_clock_read+0x9/0x20
[  418.170132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.175677]  ? check_preemption_disabled+0x48/0x280
[  418.180705]  irq_exit+0x17f/0x1c0
[  418.184169]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.189011]  ? smp_reschedule_interrupt+0x109/0x650
[  418.194034]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.199925]  ? interrupt_entry+0xb5/0xc0
[  418.203989]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.209006]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.214029]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.218879]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.223908]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.228950]  ? task_prio+0x50/0x50
[  418.232493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.238088]  ? check_preemption_disabled+0x48/0x280
[  418.243112]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.247963]  apic_timer_interrupt+0xf/0x20
[  418.252195]  </IRQ>
[  418.254439] RIP: 0010:dump_stack+0x358/0x39d
[  418.258851] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  418.277749] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  418.285463] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  418.292730] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  418.299999] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  418.307266] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  418.314543] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  418.321831]  ? dump_stack+0x34f/0x39d
[  418.325649]  ? dump_stack_print_info.cold.1+0x20/0x20
[  418.330844]  ? mark_held_locks+0x130/0x130
[  418.335090]  ? mark_held_locks+0x130/0x130
[  418.339361]  dump_header+0x27b/0xf72
[  418.343094]  ? pagefault_out_of_memory+0x197/0x197
[  418.348045]  ? __lock_acquire+0x62f/0x4c20
[  418.352307]  ? percpu_ref_get_many+0x240/0x240
[  418.356897]  ? print_usage_bug+0xc0/0xc0
[  418.360966]  ? zap_class+0x640/0x640
[  418.364698]  ? print_usage_bug+0xc0/0xc0
[  418.368773]  ? print_usage_bug+0xc0/0xc0
[  418.372839]  ? zap_class+0x640/0x640
[  418.376567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.382113]  ? find_held_lock+0x36/0x1c0
[  418.386211]  ? mark_held_locks+0xc7/0x130
[  418.390360]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  418.395466]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  418.400573]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  418.405164]  ? trace_hardirqs_on+0xbd/0x310
[  418.409488]  ? kasan_check_read+0x11/0x20
[  418.413651]  ? ___ratelimit+0x3b4/0x672
[  418.417628]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.422735]  ? trace_hardirqs_on+0x310/0x310
[  418.427147]  ? lock_downgrade+0x900/0x900
[  418.431317]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  418.436421]  ? ___ratelimit+0x3b9/0x672
[  418.440398]  ? idr_get_free+0xf70/0xf70
[  418.444388]  ? find_held_lock+0x36/0x1c0
[  418.448466]  oom_kill_process.cold.27+0x10/0x903
[  418.453223]  ? zap_class+0x640/0x640
[  418.456948]  ? check_preemption_disabled+0x48/0x280
[  418.461976]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.466914]  ? kasan_check_read+0x11/0x20
[  418.471084]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.476364]  ? oom_evaluate_task+0x540/0x540
[  418.480780]  ? find_held_lock+0x36/0x1c0
[  418.484850]  ? out_of_memory+0x974/0x1430
[  418.489003]  ? lock_downgrade+0x900/0x900
[  418.493174]  ? check_preemption_disabled+0x48/0x280
[  418.498231]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.503161]  ? kasan_check_read+0x11/0x20
[  418.507307]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.512613]  ? rcu_softirq_qs+0x20/0x20
[  418.516590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.522126]  ? oom_evaluate_task+0x302/0x540
[  418.526555]  out_of_memory+0xa84/0x1430
[  418.530574]  ? oom_killer_disable+0x3a0/0x3a0
[  418.535092]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  418.540031]  ? __ww_mutex_check_waiters+0x160/0x160
[  418.545085]  __alloc_pages_slowpath+0x2354/0x2e10
[  418.549950]  ? warn_alloc+0x120/0x120
[  418.553751]  ? mark_held_locks+0x130/0x130
[  418.557994]  ? find_get_entry+0xaae/0x1120
[  418.562244]  ? filemap_map_pages+0x1a20/0x1a20
[  418.566843]  ? zap_class+0x640/0x640
[  418.570570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.576127]  ? check_preemption_disabled+0x48/0x280
[  418.581160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.586700]  ? should_fail+0x22d/0xd01
[  418.590600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.595713]  ? zap_class+0x640/0x640
[  418.599455]  ? __lock_is_held+0xb5/0x140
[  418.603530]  ? mark_held_locks+0x130/0x130
[  418.607778]  ? lock_release+0xa00/0xa00
[  418.611754]  ? perf_trace_sched_process_exec+0x860/0x860
[  418.617209]  ? xa_load+0x2ba/0x460
[  418.620756]  ? lock_downgrade+0x900/0x900
[  418.624914]  ? __might_sleep+0x95/0x190
[  418.628899]  __alloc_pages_nodemask+0xa80/0xde0
[  418.633579]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  418.638613]  ? __page_cache_alloc+0x191/0x5c0
[  418.643111]  ? xa_load+0x2e1/0x460
[  418.646658]  ? xa_clear_mark+0x40/0x40
[  418.650556]  ? zap_class+0x640/0x640
[  418.654282]  ? zap_class+0x640/0x640
[  418.658004]  ? zap_class+0x640/0x640
[  418.661721]  ? __do_page_cache_readahead+0x663/0x810
[  418.666832]  ? find_held_lock+0x36/0x1c0
[  418.670902]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  418.676456]  alloc_pages_current+0x173/0x350
[  418.680905]  __page_cache_alloc+0x38c/0x5c0
[  418.685228]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.690158]  ? kasan_check_read+0x11/0x20
[  418.694309]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.699593]  ? generic_perform_write+0x6a0/0x6a0
[  418.704354]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.709912]  ? check_preemption_disabled+0x48/0x280
[  418.714965]  filemap_fault+0x1595/0x25f0
[  418.719041]  ? __lock_page_or_retry+0xa00/0xa00
[  418.723725]  ? mark_held_locks+0x130/0x130
[  418.728000]  ? filemap_map_pages+0xd6b/0x1a20
[  418.732499]  ? lock_downgrade+0x900/0x900
[  418.736654]  ? check_preemption_disabled+0x48/0x280
[  418.741674]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.746604]  ? kasan_check_read+0x11/0x20
[  418.750764]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.756062]  ? rcu_softirq_qs+0x20/0x20
[  418.760059]  ? filemap_map_pages+0xd92/0x1a20
[  418.764564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.770112]  ? find_get_entries_tag+0x1400/0x1400
[  418.774977]  ? __lock_acquire+0x62f/0x4c20
[  418.779239]  ? lock_acquire+0x1ed/0x520
[  418.783215]  ? ext4_filemap_fault+0x7a/0xad
[  418.787575]  ? lock_release+0xa00/0xa00
[  418.791582]  ? perf_trace_sched_process_exec+0x860/0x860
[  418.797036]  ? print_usage_bug+0xc0/0xc0
[  418.801108]  ? print_usage_bug+0xc0/0xc0
[  418.805185]  ? down_read+0x8d/0x120
[  418.808810]  ? ext4_filemap_fault+0x7a/0xad
[  418.813133]  ? __down_interruptible+0x700/0x700
[  418.817813]  ext4_filemap_fault+0x82/0xad
[  418.821975]  __do_fault+0x100/0x6b0
[  418.825611]  ? pmd_devmap_trans_unstable+0x220/0x220
[  418.830729]  ? mark_held_locks+0x130/0x130
[  418.834967]  ? mark_held_locks+0x130/0x130
[  418.839204]  ? find_held_lock+0x36/0x1c0
[  418.843272]  ? find_held_lock+0x36/0x1c0
[  418.847339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.852884]  __handle_mm_fault+0x3ea0/0x5be0
[  418.857295]  ? poll_select_copy_remaining+0x18c/0x6a0
[  418.862496]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  418.867347]  ? __might_fault+0x12b/0x1e0
[  418.871429]  ? lock_downgrade+0x900/0x900
[  418.875595]  ? zap_class+0x640/0x640
[  418.879313]  ? zap_class+0x640/0x640
[  418.883036]  ? find_held_lock+0x36/0x1c0
[  418.887132]  ? handle_mm_fault+0x42a/0xc70
[  418.891372]  ? lock_downgrade+0x900/0x900
[  418.895525]  ? check_preemption_disabled+0x48/0x280
[  418.900572]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.905508]  ? kasan_check_read+0x11/0x20
[  418.909665]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.914951]  ? rcu_softirq_qs+0x20/0x20
[  418.918929]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.924039]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.929598]  ? check_preemption_disabled+0x48/0x280
[  418.934651]  handle_mm_fault+0x54f/0xc70
[  418.938722]  ? __handle_mm_fault+0x5be0/0x5be0
[  418.943317]  ? find_vma+0x34/0x190
[  418.946881]  __do_page_fault+0x5e8/0xe60
[  418.950956]  ? trace_hardirqs_off+0xb8/0x310
[  418.955380]  do_page_fault+0xf2/0x7e0
[  418.959211]  ? vmalloc_sync_all+0x30/0x30
[  418.963387]  ? error_entry+0x70/0xd0
[  418.967108]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.972140]  ? trace_hardirqs_on_caller+0xc0/0x310
[  418.977107]  ? syscall_return_slowpath+0x5e0/0x5e0
[  418.982043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.986909]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.991930]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.997382]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.002402]  ? prepare_exit_to_usermode+0x291/0x3b0
[  419.007418]  ? page_fault+0x8/0x30
[  419.011007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.015865]  ? page_fault+0x8/0x30
[  419.019410]  page_fault+0x1e/0x30
[  419.022871] RIP: 0033:0x7f41334d1dd3
[  419.026602] Code: Bad RIP value.
[  419.029963] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  419.035325] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  419.042610] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  419.049894] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  419.057176] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  419.064444] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  419.071735] warn_alloc_show_mem: 1 callbacks suppressed
[  419.071747] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  419.071749] Mem-Info:
[  419.071782] active_anon:51440 inactive_anon:594 isolated_anon:0
[  419.071782]  active_file:10 inactive_file:13 isolated_file:0
[  419.071782]  unevictable:0 dirty:0 writeback:0 unstable:0
[  419.071782]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  419.071782]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  419.071782]  free:13749 free_pcp:129 free_cma:0
[  419.077126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.084406] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  419.086831] Call Trace:
[  419.119710] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  419.129058]  <IRQ>
[  419.156725] lowmem_reserve[]: 0 2818 6321 6321
[  419.159311]  dump_stack+0x244/0x39d
[  419.185417] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  419.187575]  ? dump_stack_print_info.cold.1+0x20/0x20
[  419.192143] lowmem_reserve[]: 0 0 3503 3503
[  419.195776]  warn_alloc.cold.116+0xb7/0x1bd
[  419.223075] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  419.228262]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.232567] lowmem_reserve[]: 0 0 0 0
[  419.236889]  ? lock_downgrade+0x900/0x900
[  419.265854] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  419.270701]  ? trace_hardirqs_off+0xb8/0x310
[  419.274480] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  419.278636]  ? trace_hardirqs_off+0xb8/0x310
[  419.292134] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  419.296544]  __alloc_pages_slowpath+0x26e8/0x2e10
[  419.311882] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  419.316327]  ? warn_alloc+0x120/0x120
[  419.331898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  419.336735]  ? print_usage_bug+0xc0/0xc0
[  419.345561] 673 total pagecache pages
[  419.349357]  ? warn_alloc+0x120/0x120
[  419.357942] 0 pages in swap cache
[  419.361995]  ? warn_alloc+0x120/0x120
[  419.365799] Swap cache stats: add 0, delete 0, find 0/0
[  419.369597]  ? print_usage_bug+0xc0/0xc0
[  419.373033] Free swap  = 0kB
[  419.376832]  ? kvm_clock_read+0x18/0x30
[  419.382176] Total swap = 0kB
[  419.386235]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  419.389246] 1965979 pages RAM
[  419.393214]  ? print_usage_bug+0xc0/0xc0
[  419.396230] 0 pages HighMem/MovableOnly
[  419.401241]  ? __lock_acquire+0x62f/0x4c20
[  419.404327] 342854 pages reserved
[  419.408400]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.412353] 0 pages cma reserved
[  419.416605]  ? should_fail+0x22d/0xd01
[  419.420110] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  419.425577]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.425608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.425625]  ? __lock_acquire+0x62f/0x4c20
[  419.429064] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.432862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.439349] init cpuset=/ mems_allowed=0
[  419.444621]  ? __lock_acquire+0x62f/0x4c20
[  419.444638]  ? should_fail+0x22d/0xd01
[  419.480877]  ? rcu_irq_exit+0x1a2/0x390
[  419.484862]  ? mark_held_locks+0x130/0x130
[  419.489103]  ? mark_held_locks+0x130/0x130
[  419.493356]  ? mark_held_locks+0xc7/0x130
[  419.497510]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  419.502527]  ? zap_class+0x640/0x640
[  419.506268]  ? print_usage_bug+0xc0/0xc0
[  419.510349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.515888]  ? check_preemption_disabled+0x48/0x280
[  419.520920]  ? __lock_is_held+0xb5/0x140
[  419.524994]  __alloc_pages_nodemask+0xa80/0xde0
[  419.529666]  ? zap_class+0x640/0x640
[  419.533390]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  419.538435]  ? find_held_lock+0x36/0x1c0
[  419.542510]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.547186]  ? lock_downgrade+0x900/0x900
[  419.551348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.556926]  cache_grow_begin+0xa5/0x8c0
[  419.560991]  ? do_raw_spin_unlock+0xa7/0x330
[  419.565412]  fallback_alloc+0x204/0x2e0
[  419.569392]  ____cache_alloc_node+0x1c7/0x1e0
[  419.573913]  kmem_cache_alloc_node+0xe3/0x730
[  419.578423]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.582670]  __alloc_skb+0x119/0x770
[  419.586387]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.591670]  ? netdev_alloc_frag+0x1f0/0x1f0
[  419.596084]  ? lock_downgrade+0x900/0x900
[  419.600241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.605785]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.611242]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.616695]  ? addrconf_rs_timer+0x690/0x690
[  419.621118]  ndisc_alloc_skb+0x144/0x340
[  419.625183]  ndisc_send_rs+0x331/0x6e0
[  419.629081]  addrconf_rs_timer+0x314/0x690
[  419.633336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.637600]  call_timer_fn+0x272/0x920
[  419.641495]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.645730]  ? process_timeout+0x40/0x40
[  419.649797]  ? __run_timers+0x7da/0xc70
[  419.653810]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.658314]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.662815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.667052]  ? lockdep_hardirqs_on+0x296/0x5b0
[  419.671674]  ? trace_hardirqs_on+0xbd/0x310
[  419.676444]  ? kasan_check_read+0x11/0x20
[  419.680595]  ? __run_timers+0x7da/0xc70
[  419.684591]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.689697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.693935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.698167]  __run_timers+0x7e5/0xc70
[  419.701995]  ? timer_fixup_init+0x70/0x70
[  419.706162]  ? lock_acquire+0x1ed/0x520
[  419.710138]  ? zap_class+0x640/0x640
[  419.713861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.719404]  ? kasan_check_read+0x11/0x20
[  419.723568]  ? do_raw_spin_lock+0x14f/0x350
[  419.727896]  ? find_held_lock+0x36/0x1c0
[  419.731965]  ? zap_class+0x640/0x640
[  419.735690]  ? pvclock_read_flags+0x160/0x160
[  419.740188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.745743]  ? check_preemption_disabled+0x48/0x280
[  419.750771]  ? __lock_is_held+0xb5/0x140
[  419.754836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.760378]  ? check_preemption_disabled+0x48/0x280
[  419.765398]  run_timer_softirq+0x52/0xb0
[  419.769460]  ? rcu_read_lock_sched_held+0x14f/0x180
[  419.774476]  __do_softirq+0x308/0xb7e
[  419.778280]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  419.782958]  ? lock_downgrade+0x900/0x900
[  419.787118]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  419.792243]  ? pvclock_read_flags+0x160/0x160
[  419.796748]  ? lapic_next_event+0x5a/0x90
[  419.800902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.806466]  ? kvm_clock_read+0x18/0x30
[  419.810443]  ? kvm_sched_clock_read+0x9/0x20
[  419.814858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.820402]  ? check_preemption_disabled+0x48/0x280
[  419.825431]  irq_exit+0x17f/0x1c0
[  419.828888]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.833730]  ? smp_reschedule_interrupt+0x109/0x650
[  419.838765]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.844667]  ? interrupt_entry+0xb5/0xc0
[  419.848746]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.853763]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.858783]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.863626]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.868647]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.873662]  ? task_prio+0x50/0x50
[  419.877203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.882741]  ? check_preemption_disabled+0x48/0x280
[  419.887765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.892620]  apic_timer_interrupt+0xf/0x20
[  419.896849]  </IRQ>
[  419.899089] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  419.904976] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  419.923888] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  419.931601] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  419.938872] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  419.946140] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  419.953444] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  419.960715] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  419.968013]  ? save_stack+0xa9/0xd0
[  419.971691]  __kmalloc_node_track_caller+0x3c/0x70
[  419.976628]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  419.981389]  pskb_expand_head+0x230/0x10f0
[  419.985636]  ? check_preemption_disabled+0x48/0x280
[  419.990666]  ? memcpy+0x45/0x50
[  419.993950]  ? __copy_skb_header+0x350/0x6b0
[  419.998364]  ? skb_release_data+0x880/0x880
[  420.002703]  ? __alloc_skb+0x770/0x770
[  420.006606]  ? __lock_is_held+0xb5/0x140
[  420.010677]  ? kasan_check_write+0x14/0x20
[  420.014916]  ? __skb_clone+0x6c7/0xa00
[  420.018809]  ? __copy_skb_header+0x6b0/0x6b0
[  420.023236]  ? kmem_cache_alloc+0x33a/0x730
[  420.027568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.033129]  skb_ensure_writable+0x3dd/0x640
[  420.037542]  ? skb_checksum_setup+0xaa0/0xaa0
[  420.042063]  ? preempt_notifier_register+0x200/0x200
[  420.047166]  ? __switch_to_asm+0x34/0x70
[  420.051242]  ? __switch_to_asm+0x34/0x70
[  420.055317]  ? __switch_to_asm+0x40/0x70
[  420.059381]  ? __switch_to_asm+0x34/0x70
[  420.063454]  ? __switch_to_asm+0x40/0x70
[  420.067516]  ? __switch_to_asm+0x40/0x70
[  420.071598]  ? __switch_to_asm+0x34/0x70
[  420.075658]  ? __switch_to_asm+0x34/0x70
[  420.079717]  ? __switch_to_asm+0x40/0x70
[  420.083778]  ? __switch_to_asm+0x34/0x70
[  420.087848]  bpf_clone_redirect+0x14a/0x490
[  420.092182]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  420.097202]  ? __sched_text_start+0x8/0x8
[  420.101358]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  420.106144]  ? find_held_lock+0x36/0x1c0
[  420.110216]  ? lock_acquire+0x1ed/0x520
[  420.114191]  ? bpf_test_run+0x3cb/0x780
[  420.118170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.123713]  ? check_preemption_disabled+0x48/0x280
[  420.128738]  ? kasan_check_read+0x11/0x20
[  420.132889]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.138185]  ? rcu_softirq_qs+0x20/0x20
[  420.142162]  ? preempt_schedule+0x4d/0x60
[  420.146310]  ? ___preempt_schedule+0x16/0x18
[  420.150747]  ? bpf_test_run+0x25d/0x780
[  420.154738]  ? netlink_diag_dump+0x2a0/0x2a0
[  420.159150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.164687]  ? bpf_test_init.isra.10+0x70/0x100
[  420.169364]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  420.174131]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  420.178980]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  420.184524]  ? fput+0x130/0x1a0
[  420.187813]  ? __bpf_prog_get+0x9b/0x290
[  420.191880]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  420.196725]  ? bpf_prog_test_run+0x130/0x1a0
[  420.201154]  ? __x64_sys_bpf+0x3d8/0x520
[  420.205220]  ? bpf_prog_get+0x20/0x20
[  420.209041]  ? do_syscall_64+0x1b9/0x820
[  420.213102]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  420.218470]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.223404]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.228431]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  420.233452]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  420.240133]  ? __switch_to_asm+0x40/0x70
[  420.244209]  ? __switch_to_asm+0x34/0x70
[  420.248277]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.253151]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  420.258545] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  420.258630] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  420.264699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.264717] Call Trace:
[  420.264723]  <IRQ>
[  420.264754]  dump_stack+0x244/0x39d
[  420.264778]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.271331] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.280631]  warn_alloc.cold.116+0xb7/0x1bd
[  420.283190] syz-executor1 cpuset=syz1 mems_allowed=0
[  420.285345]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.318897]  ? lock_downgrade+0x900/0x900
[  420.323076]  ? trace_hardirqs_off+0xb8/0x310
[  420.327497]  ? trace_hardirqs_off+0xb8/0x310
[  420.331930]  __alloc_pages_slowpath+0x26e8/0x2e10
[  420.336802]  ? warn_alloc+0x120/0x120
[  420.340613]  ? print_usage_bug+0xc0/0xc0
[  420.344695]  ? warn_alloc+0x120/0x120
[  420.348503]  ? warn_alloc+0x120/0x120
[  420.352302]  ? print_usage_bug+0xc0/0xc0
[  420.356370]  ? print_usage_bug+0xc0/0xc0
[  420.360439]  ? __lock_acquire+0x62f/0x4c20
[  420.364681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.370224]  ? should_fail+0x22d/0xd01
[  420.374126]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.379229]  ? __lock_acquire+0x62f/0x4c20
[  420.383472]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.388575]  ? __lock_acquire+0x62f/0x4c20
[  420.392826]  ? should_fail+0x22d/0xd01
[  420.396728]  ? find_held_lock+0x36/0x1c0
[  420.400803]  ? mark_held_locks+0x130/0x130
[  420.405059]  ? mark_held_locks+0x130/0x130
[  420.409293]  ? zap_class+0x640/0x640
[  420.413009]  ? zap_class+0x640/0x640
[  420.416731]  ? print_usage_bug+0xc0/0xc0
[  420.420796]  ? do_raw_spin_unlock+0xa7/0x330
[  420.425223]  ? zap_class+0x640/0x640
[  420.428951]  ? print_usage_bug+0xc0/0xc0
[  420.433014]  ? wq_watchdog_touch+0x9c/0xfe
[  420.437267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.442806]  ? check_preemption_disabled+0x48/0x280
[  420.447834]  ? __lock_is_held+0xb5/0x140
[  420.451913]  __alloc_pages_nodemask+0xa80/0xde0
[  420.456585]  ? zap_class+0x640/0x640
[  420.460310]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  420.465338]  ? find_held_lock+0x36/0x1c0
[  420.469411]  ? ____cache_alloc_node+0x1c7/0x1e0
[  420.474097]  ? lock_downgrade+0x900/0x900
[  420.478257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.483800]  cache_grow_begin+0xa5/0x8c0
[  420.487864]  ? do_raw_spin_unlock+0xa7/0x330
[  420.492287]  fallback_alloc+0x204/0x2e0
[  420.496269]  ____cache_alloc_node+0x1c7/0x1e0
[  420.500785]  kmem_cache_alloc_node+0xe3/0x730
[  420.505284]  ? ipv6_get_ifaddr+0x42e/0x620
[  420.509527]  __alloc_skb+0x119/0x770
[  420.513250]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.518543]  ? netdev_alloc_frag+0x1f0/0x1f0
[  420.522954]  ? lock_downgrade+0x900/0x900
[  420.527111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.532651]  ? refcount_sub_and_test_checked+0x203/0x310
[  420.538111]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  420.543581]  ? addrconf_rs_timer+0x690/0x690
[  420.548020]  ndisc_alloc_skb+0x144/0x340
[  420.552095]  ndisc_send_rs+0x331/0x6e0
[  420.556061]  addrconf_rs_timer+0x314/0x690
[  420.560320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.564614]  call_timer_fn+0x272/0x920
[  420.568503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.572749]  ? process_timeout+0x40/0x40
[  420.576818]  ? mark_held_locks+0xc7/0x130
[  420.580966]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.585460]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.589960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.594194]  ? lockdep_hardirqs_on+0x296/0x5b0
[  420.598779]  ? trace_hardirqs_on+0xbd/0x310
[  420.603118]  ? kasan_check_read+0x11/0x20
[  420.607264]  ? __run_timers+0x7da/0xc70
[  420.611254]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.616373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.620624]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.624870]  __run_timers+0x7e5/0xc70
[  420.628684]  ? timer_fixup_init+0x70/0x70
[  420.632850]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  420.637866]  ? zap_class+0x640/0x640
[  420.641588]  ? print_usage_bug+0xc0/0xc0
[  420.645652]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  420.650849]  ? find_held_lock+0x36/0x1c0
[  420.654925]  ? zap_class+0x640/0x640
[  420.658665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.664204]  ? check_preemption_disabled+0x48/0x280
[  420.669230]  ? __lock_is_held+0xb5/0x140
[  420.673309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.678873]  ? check_preemption_disabled+0x48/0x280
[  420.683912]  run_timer_softirq+0x52/0xb0
[  420.687974]  ? rcu_read_lock_sched_held+0x14f/0x180
[  420.692996]  __do_softirq+0x308/0xb7e
[  420.696805]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  420.701298]  ? lock_downgrade+0x900/0x900
[  420.705468]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  420.710596]  ? pvclock_read_flags+0x160/0x160
[  420.715099]  ? lapic_next_event+0x5a/0x90
[  420.719254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.724823]  ? kvm_clock_read+0x18/0x30
[  420.728802]  ? kvm_sched_clock_read+0x9/0x20
[  420.733213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.738752]  ? check_preemption_disabled+0x48/0x280
[  420.743802]  irq_exit+0x17f/0x1c0
[  420.747259]  smp_apic_timer_interrupt+0x1cb/0x760
[  420.752103]  ? smp_reschedule_interrupt+0x109/0x650
[  420.757125]  ? smp_call_function_single_interrupt+0x650/0x650
[  420.763011]  ? interrupt_entry+0xb5/0xc0
[  420.767097]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.772114]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.777132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.781976]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.786992]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.792009]  ? task_prio+0x50/0x50
[  420.795558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.801098]  ? check_preemption_disabled+0x48/0x280
[  420.806124]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.810977]  apic_timer_interrupt+0xf/0x20
[  420.815214]  </IRQ>
[  420.817454] RIP: 0010:dump_stack+0x358/0x39d
[  420.821866] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  420.840768] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  420.848475] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  420.855743] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  420.863013] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  420.870279] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  420.877560] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  420.884847]  ? dump_stack+0x34f/0x39d
[  420.888665]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.893864]  ? mark_held_locks+0x130/0x130
[  420.898101]  ? mark_held_locks+0x130/0x130
[  420.902342]  dump_header+0x27b/0xf72
[  420.906075]  ? pagefault_out_of_memory+0x197/0x197
[  420.911020]  ? __lock_acquire+0x62f/0x4c20
[  420.915260]  ? percpu_ref_get_many+0x240/0x240
[  420.919845]  ? print_usage_bug+0xc0/0xc0
[  420.923915]  ? zap_class+0x640/0x640
[  420.927635]  ? print_usage_bug+0xc0/0xc0
[  420.931695]  ? print_usage_bug+0xc0/0xc0
[  420.935761]  ? zap_class+0x640/0x640
[  420.939496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.945068]  ? find_held_lock+0x36/0x1c0
[  420.949137]  ? mark_held_locks+0xc7/0x130
[  420.953309]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.958411]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.963532]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  420.968130]  ? trace_hardirqs_on+0xbd/0x310
[  420.972462]  ? kasan_check_read+0x11/0x20
[  420.976613]  ? ___ratelimit+0x3b4/0x672
[  420.980597]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.985707]  ? trace_hardirqs_on+0x310/0x310
[  420.990134]  ? lock_downgrade+0x900/0x900
[  420.994290]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.999410]  ? ___ratelimit+0x3b9/0x672
[  421.003390]  ? idr_get_free+0xf70/0xf70
[  421.007369]  ? find_held_lock+0x36/0x1c0
[  421.011454]  oom_kill_process.cold.27+0x10/0x903
[  421.016234]  ? zap_class+0x640/0x640
[  421.019967]  ? check_preemption_disabled+0x48/0x280
[  421.025002]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.029932]  ? kasan_check_read+0x11/0x20
[  421.034081]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.039362]  ? oom_evaluate_task+0x540/0x540
[  421.043781]  ? find_held_lock+0x36/0x1c0
[  421.047853]  ? out_of_memory+0x974/0x1430
[  421.052046]  ? lock_downgrade+0x900/0x900
[  421.056222]  ? check_preemption_disabled+0x48/0x280
[  421.061279]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.066210]  ? kasan_check_read+0x11/0x20
[  421.070364]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.075645]  ? rcu_softirq_qs+0x20/0x20
[  421.079641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.085191]  ? oom_evaluate_task+0x302/0x540
[  421.089605]  out_of_memory+0xa84/0x1430
[  421.093590]  ? oom_killer_disable+0x3a0/0x3a0
[  421.098093]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  421.103029]  ? __ww_mutex_check_waiters+0x160/0x160
[  421.108068]  __alloc_pages_slowpath+0x2354/0x2e10
[  421.112942]  ? warn_alloc+0x120/0x120
[  421.116748]  ? mark_held_locks+0x130/0x130
[  421.121003]  ? find_get_entry+0xaae/0x1120
[  421.125246]  ? filemap_map_pages+0x1a20/0x1a20
[  421.129837]  ? zap_class+0x640/0x640
[  421.133564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.139116]  ? check_preemption_disabled+0x48/0x280
[  421.144144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.149683]  ? should_fail+0x22d/0xd01
[  421.153579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.158700]  ? zap_class+0x640/0x640
[  421.162454]  ? __lock_is_held+0xb5/0x140
[  421.166525]  ? mark_held_locks+0x130/0x130
[  421.170814]  ? lock_release+0xa00/0xa00
[  421.174790]  ? perf_trace_sched_process_exec+0x860/0x860
[  421.180243]  ? xa_load+0x2ba/0x460
[  421.183788]  ? lock_downgrade+0x900/0x900
[  421.187941]  ? __might_sleep+0x95/0x190
[  421.191920]  __alloc_pages_nodemask+0xa80/0xde0
[  421.196602]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  421.201623]  ? __page_cache_alloc+0x191/0x5c0
[  421.206116]  ? xa_load+0x2e1/0x460
[  421.209662]  ? xa_clear_mark+0x40/0x40
[  421.213558]  ? zap_class+0x640/0x640
[  421.217285]  ? zap_class+0x640/0x640
[  421.221008]  ? zap_class+0x640/0x640
[  421.224723]  ? __do_page_cache_readahead+0x663/0x810
[  421.229846]  ? find_held_lock+0x36/0x1c0
[  421.233913]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  421.239458]  alloc_pages_current+0x173/0x350
[  421.243875]  __page_cache_alloc+0x38c/0x5c0
[  421.248200]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.253133]  ? kasan_check_read+0x11/0x20
[  421.257297]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.262588]  ? generic_perform_write+0x6a0/0x6a0
[  421.267349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.272897]  ? check_preemption_disabled+0x48/0x280
[  421.277923]  filemap_fault+0x1595/0x25f0
[  421.282002]  ? __lock_page_or_retry+0xa00/0xa00
[  421.286676]  ? mark_held_locks+0x130/0x130
[  421.290925]  ? filemap_map_pages+0xd6b/0x1a20
[  421.295451]  ? lock_downgrade+0x900/0x900
[  421.299609]  ? check_preemption_disabled+0x48/0x280
[  421.304635]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.309575]  ? kasan_check_read+0x11/0x20
[  421.313740]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.319018]  ? rcu_softirq_qs+0x20/0x20
[  421.323009]  ? filemap_map_pages+0xd92/0x1a20
[  421.327511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.333068]  ? find_get_entries_tag+0x1400/0x1400
[  421.337933]  ? __lock_acquire+0x62f/0x4c20
[  421.342184]  ? lock_acquire+0x1ed/0x520
[  421.346161]  ? ext4_filemap_fault+0x7a/0xad
[  421.350490]  ? lock_release+0xa00/0xa00
[  421.354465]  ? perf_trace_sched_process_exec+0x860/0x860
[  421.359920]  ? print_usage_bug+0xc0/0xc0
[  421.363984]  ? print_usage_bug+0xc0/0xc0
[  421.368069]  ? down_read+0x8d/0x120
[  421.371698]  ? ext4_filemap_fault+0x7a/0xad
[  421.376047]  ? __down_interruptible+0x700/0x700
[  421.380732]  ext4_filemap_fault+0x82/0xad
[  421.384887]  __do_fault+0x100/0x6b0
[  421.388544]  ? pmd_devmap_trans_unstable+0x220/0x220
[  421.393656]  ? mark_held_locks+0x130/0x130
[  421.397899]  ? mark_held_locks+0x130/0x130
[  421.402134]  ? find_held_lock+0x36/0x1c0
[  421.406201]  ? find_held_lock+0x36/0x1c0
[  421.410281]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.415828]  __handle_mm_fault+0x3ea0/0x5be0
[  421.420264]  ? poll_select_copy_remaining+0x18c/0x6a0
[  421.425476]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  421.430336]  ? __might_fault+0x12b/0x1e0
[  421.434400]  ? lock_downgrade+0x900/0x900
[  421.438570]  ? zap_class+0x640/0x640
[  421.442288]  ? zap_class+0x640/0x640
[  421.446016]  ? find_held_lock+0x36/0x1c0
[  421.450095]  ? handle_mm_fault+0x42a/0xc70
[  421.454333]  ? lock_downgrade+0x900/0x900
[  421.458483]  ? check_preemption_disabled+0x48/0x280
[  421.463502]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.468439]  ? kasan_check_read+0x11/0x20
[  421.472589]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.477867]  ? rcu_softirq_qs+0x20/0x20
[  421.481852]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.486970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.492513]  ? check_preemption_disabled+0x48/0x280
[  421.497553]  handle_mm_fault+0x54f/0xc70
[  421.501620]  ? __handle_mm_fault+0x5be0/0x5be0
[  421.506208]  ? find_vma+0x34/0x190
[  421.509754]  __do_page_fault+0x5e8/0xe60
[  421.513816]  ? trace_hardirqs_off+0xb8/0x310
[  421.518236]  do_page_fault+0xf2/0x7e0
[  421.522037]  ? vmalloc_sync_all+0x30/0x30
[  421.526192]  ? error_entry+0x70/0xd0
[  421.529905]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.534928]  ? trace_hardirqs_on_caller+0xc0/0x310
[  421.539858]  ? syscall_return_slowpath+0x5e0/0x5e0
[  421.544787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.549642]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.554686]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.560147]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  421.565168]  ? prepare_exit_to_usermode+0x291/0x3b0
[  421.570201]  ? page_fault+0x8/0x30
[  421.573753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.578597]  ? page_fault+0x8/0x30
[  421.582160]  page_fault+0x1e/0x30
[  421.585613] RIP: 0033:0x7f41334d1dd3
[  421.589338] Code: Bad RIP value.
[  421.592697] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  421.598062] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  421.605331] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  421.612626] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  421.619898] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  421.627209] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  421.634533] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  421.634547] warn_alloc_show_mem: 1 callbacks suppressed
[  421.634561] Mem-Info:
[  421.641839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.647209] active_anon:51440 inactive_anon:594 isolated_anon:0
[  421.647209]  active_file:10 inactive_file:13 isolated_file:0
[  421.647209]  unevictable:0 dirty:0 writeback:0 unstable:0
[  421.647209]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  421.647209]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  421.647209]  free:13749 free_pcp:129 free_cma:0
[  421.649591] Call Trace:
[  421.658979] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  421.692359]  <IRQ>
[  421.694938] 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
[  421.722607]  dump_stack+0x244/0x39d
[  421.724734] lowmem_reserve[]: 0 2818 6321 6321
[  421.751641]  ? dump_stack_print_info.cold.1+0x20/0x20
[  421.755253] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  421.759839]  warn_alloc.cold.116+0xb7/0x1bd
[  421.764996] lowmem_reserve[]: 0 0 3503 3503
[  421.792464]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.796769] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  421.801093]  ? lock_downgrade+0x900/0x900
[  421.805913] lowmem_reserve[]: 0 0 0 0
[  421.834893]  ? trace_hardirqs_off+0xb8/0x310
[  421.839025] 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
[  421.842825]  ? trace_hardirqs_off+0xb8/0x310
[  421.847210] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  421.860740]  __alloc_pages_slowpath+0x26e8/0x2e10
[  421.865141] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  421.880507]  ? warn_alloc+0x120/0x120
[  421.885316] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.900925]  ? print_usage_bug+0xc0/0xc0
[  421.904710] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.913542]  ? warn_alloc+0x120/0x120
[  421.917590] 673 total pagecache pages
[  421.926165]  ? warn_alloc+0x120/0x120
[  421.929962] 0 pages in swap cache
[  421.933757]  ? print_usage_bug+0xc0/0xc0
[  421.937547] Swap cache stats: add 0, delete 0, find 0/0
[  421.941017]  ? print_usage_bug+0xc0/0xc0
[  421.945057] Free swap  = 0kB
[  421.950424]  ? __lock_acquire+0x62f/0x4c20
[  421.954462] Total swap = 0kB
[  421.957480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.961689] 1965979 pages RAM
[  421.964709]  ? should_fail+0x22d/0xd01
[  421.970220] 0 pages HighMem/MovableOnly
[  421.973338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.977215] 342854 pages reserved
[  421.981196]  ? __lock_acquire+0x62f/0x4c20
[  421.986290] 0 pages cma reserved
[  421.986375] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.989754]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.994035] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.997332]  ? __lock_acquire+0x62f/0x4c20
[  422.003803] init cpuset=/ mems_allowed=0
[  422.008903]  ? should_fail+0x22d/0xd01
[  422.030746]  ? find_held_lock+0x36/0x1c0
[  422.034829]  ? mark_held_locks+0x130/0x130
[  422.039067]  ? mark_held_locks+0x130/0x130
[  422.043315]  ? zap_class+0x640/0x640
[  422.047033]  ? zap_class+0x640/0x640
[  422.050759]  ? print_usage_bug+0xc0/0xc0
[  422.054826]  ? do_raw_spin_unlock+0xa7/0x330
[  422.059240]  ? zap_class+0x640/0x640
[  422.062959]  ? print_usage_bug+0xc0/0xc0
[  422.067023]  ? wq_watchdog_touch+0x9c/0xfe
[  422.071290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.076834]  ? check_preemption_disabled+0x48/0x280
[  422.081863]  ? __lock_is_held+0xb5/0x140
[  422.085937]  __alloc_pages_nodemask+0xa80/0xde0
[  422.090618]  ? zap_class+0x640/0x640
[  422.094371]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  422.099400]  ? find_held_lock+0x36/0x1c0
[  422.103476]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.108151]  ? lock_downgrade+0x900/0x900
[  422.112308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.117865]  cache_grow_begin+0xa5/0x8c0
[  422.121934]  ? do_raw_spin_unlock+0xa7/0x330
[  422.126408]  fallback_alloc+0x204/0x2e0
[  422.130396]  ____cache_alloc_node+0x1c7/0x1e0
[  422.134900]  kmem_cache_alloc_node+0xe3/0x730
[  422.139403]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.143654]  __alloc_skb+0x119/0x770
[  422.147370]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.152665]  ? netdev_alloc_frag+0x1f0/0x1f0
[  422.157116]  ? lock_downgrade+0x900/0x900
[  422.161276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.166819]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.172286]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.177742]  ? addrconf_rs_timer+0x690/0x690
[  422.182164]  ndisc_alloc_skb+0x144/0x340
[  422.186232]  ndisc_send_rs+0x331/0x6e0
[  422.190125]  addrconf_rs_timer+0x314/0x690
[  422.194369]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.198625]  call_timer_fn+0x272/0x920
[  422.202516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.206749]  ? process_timeout+0x40/0x40
[  422.210819]  ? __run_timers+0x7da/0xc70
[  422.214812]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.219316]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.223809]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.228045]  ? lockdep_hardirqs_on+0x296/0x5b0
[  422.232634]  ? trace_hardirqs_on+0xbd/0x310
[  422.236958]  ? kasan_check_read+0x11/0x20
[  422.241108]  ? __run_timers+0x7da/0xc70
[  422.245086]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.250192]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.254434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.258667]  __run_timers+0x7e5/0xc70
[  422.262481]  ? timer_fixup_init+0x70/0x70
[  422.266643]  ? lock_acquire+0x1ed/0x520
[  422.270625]  ? zap_class+0x640/0x640
[  422.274341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.279886]  ? kasan_check_read+0x11/0x20
[  422.284037]  ? do_raw_spin_lock+0x14f/0x350
[  422.288368]  ? find_held_lock+0x36/0x1c0
[  422.292437]  ? zap_class+0x640/0x640
[  422.296155]  ? pvclock_read_flags+0x160/0x160
[  422.300655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.306196]  ? check_preemption_disabled+0x48/0x280
[  422.311224]  ? __lock_is_held+0xb5/0x140
[  422.315292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.320831]  ? check_preemption_disabled+0x48/0x280
[  422.325872]  run_timer_softirq+0x52/0xb0
[  422.329974]  ? rcu_read_lock_sched_held+0x14f/0x180
[  422.334998]  __do_softirq+0x308/0xb7e
[  422.338806]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  422.343305]  ? lock_downgrade+0x900/0x900
[  422.347459]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  422.352577]  ? pvclock_read_flags+0x160/0x160
[  422.357088]  ? lapic_next_event+0x5a/0x90
[  422.361242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.366792]  ? kvm_clock_read+0x18/0x30
[  422.370772]  ? kvm_sched_clock_read+0x9/0x20
[  422.375187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.380730]  ? check_preemption_disabled+0x48/0x280
[  422.385755]  irq_exit+0x17f/0x1c0
[  422.389209]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.394067]  ? smp_reschedule_interrupt+0x109/0x650
[  422.399089]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.404974]  ? interrupt_entry+0xb5/0xc0
[  422.409047]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.414061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.419087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.423931]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.428945]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.433963]  ? task_prio+0x50/0x50
[  422.437514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.443057]  ? check_preemption_disabled+0x48/0x280
[  422.448082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.452934]  apic_timer_interrupt+0xf/0x20
[  422.457171]  </IRQ>
[  422.459441] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  422.465332] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  422.484226] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  422.491937] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  422.499206] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  422.506472] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  422.513735] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  422.521003] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  422.528305]  ? save_stack+0xa9/0xd0
[  422.531942]  __kmalloc_node_track_caller+0x3c/0x70
[  422.536911]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  422.541695]  pskb_expand_head+0x230/0x10f0
[  422.545931]  ? check_preemption_disabled+0x48/0x280
[  422.550950]  ? memcpy+0x45/0x50
[  422.554236]  ? __copy_skb_header+0x350/0x6b0
[  422.558649]  ? skb_release_data+0x880/0x880
[  422.562972]  ? __alloc_skb+0x770/0x770
[  422.566869]  ? __lock_is_held+0xb5/0x140
[  422.570936]  ? kasan_check_write+0x14/0x20
[  422.575171]  ? __skb_clone+0x6c7/0xa00
[  422.579083]  ? __copy_skb_header+0x6b0/0x6b0
[  422.583490]  ? kmem_cache_alloc+0x33a/0x730
[  422.587831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.593377]  skb_ensure_writable+0x3dd/0x640
[  422.597790]  ? skb_checksum_setup+0xaa0/0xaa0
[  422.602294]  ? preempt_notifier_register+0x200/0x200
[  422.607408]  ? __switch_to_asm+0x34/0x70
[  422.611470]  ? __switch_to_asm+0x34/0x70
[  422.615532]  ? __switch_to_asm+0x40/0x70
[  422.619613]  ? __switch_to_asm+0x34/0x70
[  422.623672]  ? __switch_to_asm+0x40/0x70
[  422.627738]  ? __switch_to_asm+0x40/0x70
[  422.631829]  ? __switch_to_asm+0x34/0x70
[  422.635891]  ? __switch_to_asm+0x34/0x70
[  422.639957]  ? __switch_to_asm+0x40/0x70
[  422.644015]  ? __switch_to_asm+0x34/0x70
[  422.648084]  bpf_clone_redirect+0x14a/0x490
[  422.652417]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  422.657437]  ? __sched_text_start+0x8/0x8
[  422.661598]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.666364]  ? find_held_lock+0x36/0x1c0
[  422.670452]  ? lock_acquire+0x1ed/0x520
[  422.674431]  ? bpf_test_run+0x3cb/0x780
[  422.678418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.683958]  ? check_preemption_disabled+0x48/0x280
[  422.688980]  ? kasan_check_read+0x11/0x20
[  422.693133]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.698412]  ? rcu_softirq_qs+0x20/0x20
[  422.702403]  ? preempt_schedule+0x4d/0x60
[  422.706566]  ? ___preempt_schedule+0x16/0x18
[  422.710990]  ? bpf_test_run+0x25d/0x780
[  422.714985]  ? netlink_diag_dump+0x2a0/0x2a0
[  422.719412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.724948]  ? bpf_test_init.isra.10+0x70/0x100
[  422.729626]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  422.734393]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  422.739233]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  422.744771]  ? fput+0x130/0x1a0
[  422.748051]  ? __bpf_prog_get+0x9b/0x290
[  422.752117]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  422.756978]  ? bpf_prog_test_run+0x130/0x1a0
[  422.761396]  ? __x64_sys_bpf+0x3d8/0x520
[  422.765460]  ? bpf_prog_get+0x20/0x20
[  422.769280]  ? do_syscall_64+0x1b9/0x820
[  422.773353]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  422.778724]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.783660]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.788684]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.793707]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  422.800373]  ? __switch_to_asm+0x40/0x70
[  422.804434]  ? __switch_to_asm+0x34/0x70
[  422.808498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.813348]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  422.818732] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  422.818854] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  422.824885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.824891] Call Trace:
[  422.824899]  <IRQ>
[  422.824916]  dump_stack+0x244/0x39d
[  422.824935]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.831491] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.840768]  warn_alloc.cold.116+0xb7/0x1bd
[  422.843324] syz-executor1 cpuset=syz1 mems_allowed=0
[  422.845495]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.879011]  ? lock_downgrade+0x900/0x900
[  422.883175]  ? trace_hardirqs_off+0xb8/0x310
[  422.887622]  ? trace_hardirqs_off+0xb8/0x310
[  422.892045]  __alloc_pages_slowpath+0x26e8/0x2e10
[  422.896926]  ? warn_alloc+0x120/0x120
[  422.900735]  ? print_usage_bug+0xc0/0xc0
[  422.904802]  ? warn_alloc+0x120/0x120
[  422.908613]  ? warn_alloc+0x120/0x120
[  422.912416]  ? print_usage_bug+0xc0/0xc0
[  422.916488]  ? print_usage_bug+0xc0/0xc0
[  422.920566]  ? __lock_acquire+0x62f/0x4c20
[  422.924813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.930353]  ? should_fail+0x22d/0xd01
[  422.934248]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.939352]  ? __lock_acquire+0x62f/0x4c20
[  422.943595]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.948703]  ? __lock_acquire+0x62f/0x4c20
[  422.952942]  ? should_fail+0x22d/0xd01
[  422.956831]  ? find_held_lock+0x36/0x1c0
[  422.960906]  ? mark_held_locks+0x130/0x130
[  422.965147]  ? mark_held_locks+0x130/0x130
[  422.969381]  ? zap_class+0x640/0x640
[  422.973102]  ? zap_class+0x640/0x640
[  422.976820]  ? print_usage_bug+0xc0/0xc0
[  422.980883]  ? do_raw_spin_unlock+0xa7/0x330
[  422.985292]  ? zap_class+0x640/0x640
[  422.989015]  ? print_usage_bug+0xc0/0xc0
[  422.993089]  ? wq_watchdog_touch+0x9c/0xfe
[  422.997332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.002873]  ? check_preemption_disabled+0x48/0x280
[  423.007900]  ? __lock_is_held+0xb5/0x140
[  423.011971]  __alloc_pages_nodemask+0xa80/0xde0
[  423.016671]  ? zap_class+0x640/0x640
[  423.020394]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  423.025425]  ? find_held_lock+0x36/0x1c0
[  423.029499]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.034176]  ? lock_downgrade+0x900/0x900
[  423.038338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.043887]  cache_grow_begin+0xa5/0x8c0
[  423.047951]  ? do_raw_spin_unlock+0xa7/0x330
[  423.052373]  fallback_alloc+0x204/0x2e0
[  423.056357]  ____cache_alloc_node+0x1c7/0x1e0
[  423.060863]  kmem_cache_alloc_node+0xe3/0x730
[  423.065365]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.069617]  __alloc_skb+0x119/0x770
[  423.073339]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.078638]  ? netdev_alloc_frag+0x1f0/0x1f0
[  423.083056]  ? lock_downgrade+0x900/0x900
[  423.087218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.092762]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.098243]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.103712]  ? addrconf_rs_timer+0x690/0x690
[  423.108145]  ndisc_alloc_skb+0x144/0x340
[  423.112238]  ndisc_send_rs+0x331/0x6e0
[  423.116133]  addrconf_rs_timer+0x314/0x690
[  423.120376]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.124622]  call_timer_fn+0x272/0x920
[  423.128513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.132752]  ? process_timeout+0x40/0x40
[  423.136836]  ? mark_held_locks+0xc7/0x130
[  423.140990]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.145488]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.149985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.154222]  ? lockdep_hardirqs_on+0x296/0x5b0
[  423.158811]  ? trace_hardirqs_on+0xbd/0x310
[  423.163131]  ? kasan_check_read+0x11/0x20
[  423.167275]  ? __run_timers+0x7da/0xc70
[  423.171256]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.176365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.180636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.184872]  __run_timers+0x7e5/0xc70
[  423.188688]  ? timer_fixup_init+0x70/0x70
[  423.192841]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.197868]  ? zap_class+0x640/0x640
[  423.201631]  ? print_usage_bug+0xc0/0xc0
[  423.205699]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.210897]  ? find_held_lock+0x36/0x1c0
[  423.214967]  ? zap_class+0x640/0x640
[  423.218708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.224255]  ? check_preemption_disabled+0x48/0x280
[  423.229293]  ? __lock_is_held+0xb5/0x140
[  423.233359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.238902]  ? check_preemption_disabled+0x48/0x280
[  423.243928]  run_timer_softirq+0x52/0xb0
[  423.248054]  ? rcu_read_lock_sched_held+0x14f/0x180
[  423.253075]  __do_softirq+0x308/0xb7e
[  423.256936]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  423.261429]  ? lock_downgrade+0x900/0x900
[  423.265611]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  423.270725]  ? pvclock_read_flags+0x160/0x160
[  423.275231]  ? lapic_next_event+0x5a/0x90
[  423.279384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.284931]  ? kvm_clock_read+0x18/0x30
[  423.288910]  ? kvm_sched_clock_read+0x9/0x20
[  423.293324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.298867]  ? check_preemption_disabled+0x48/0x280
[  423.303896]  irq_exit+0x17f/0x1c0
[  423.307355]  smp_apic_timer_interrupt+0x1cb/0x760
[  423.312196]  ? smp_reschedule_interrupt+0x109/0x650
[  423.317214]  ? smp_call_function_single_interrupt+0x650/0x650
[  423.323103]  ? interrupt_entry+0xb5/0xc0
[  423.327171]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.332186]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.337206]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.342069]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.347085]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.352102]  ? task_prio+0x50/0x50
[  423.355677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.361221]  ? check_preemption_disabled+0x48/0x280
[  423.366244]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.371096]  apic_timer_interrupt+0xf/0x20
[  423.375335]  </IRQ>
[  423.377601] RIP: 0010:dump_stack+0x358/0x39d
[  423.382020] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  423.400923] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  423.408628] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  423.415899] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  423.423168] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  423.430435] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  423.437705] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  423.445005]  ? dump_stack+0x34f/0x39d
[  423.448842]  ? dump_stack_print_info.cold.1+0x20/0x20
[  423.454056]  ? mark_held_locks+0x130/0x130
[  423.458311]  ? mark_held_locks+0x130/0x130
[  423.462556]  dump_header+0x27b/0xf72
[  423.466288]  ? pagefault_out_of_memory+0x197/0x197
[  423.471225]  ? __lock_acquire+0x62f/0x4c20
[  423.475461]  ? percpu_ref_get_many+0x240/0x240
[  423.480046]  ? print_usage_bug+0xc0/0xc0
[  423.484118]  ? zap_class+0x640/0x640
[  423.487836]  ? print_usage_bug+0xc0/0xc0
[  423.491896]  ? print_usage_bug+0xc0/0xc0
[  423.495959]  ? zap_class+0x640/0x640
[  423.499682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.505225]  ? find_held_lock+0x36/0x1c0
[  423.509309]  ? mark_held_locks+0xc7/0x130
[  423.513459]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  423.518579]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  423.523686]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  423.528273]  ? trace_hardirqs_on+0xbd/0x310
[  423.532598]  ? kasan_check_read+0x11/0x20
[  423.536770]  ? ___ratelimit+0x3b4/0x672
[  423.540747]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.545868]  ? trace_hardirqs_on+0x310/0x310
[  423.550284]  ? lock_downgrade+0x900/0x900
[  423.554447]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  423.559552]  ? ___ratelimit+0x3b9/0x672
[  423.563543]  ? idr_get_free+0xf70/0xf70
[  423.567531]  ? find_held_lock+0x36/0x1c0
[  423.571615]  oom_kill_process.cold.27+0x10/0x903
[  423.576377]  ? zap_class+0x640/0x640
[  423.580093]  ? check_preemption_disabled+0x48/0x280
[  423.585113]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.590043]  ? kasan_check_read+0x11/0x20
[  423.594196]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.599481]  ? oom_evaluate_task+0x540/0x540
[  423.603919]  ? find_held_lock+0x36/0x1c0
[  423.607993]  ? out_of_memory+0x974/0x1430
[  423.612146]  ? lock_downgrade+0x900/0x900
[  423.616298]  ? check_preemption_disabled+0x48/0x280
[  423.621323]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.626254]  ? kasan_check_read+0x11/0x20
[  423.630416]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.635695]  ? rcu_softirq_qs+0x20/0x20
[  423.639695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.645234]  ? oom_evaluate_task+0x302/0x540
[  423.649651]  out_of_memory+0xa84/0x1430
[  423.653648]  ? oom_killer_disable+0x3a0/0x3a0
[  423.658151]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  423.663095]  ? __ww_mutex_check_waiters+0x160/0x160
[  423.668140]  __alloc_pages_slowpath+0x2354/0x2e10
[  423.673219]  ? warn_alloc+0x120/0x120
[  423.677028]  ? mark_held_locks+0x130/0x130
[  423.681288]  ? find_get_entry+0xaae/0x1120
[  423.685538]  ? filemap_map_pages+0x1a20/0x1a20
[  423.690131]  ? zap_class+0x640/0x640
[  423.693850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.699391]  ? check_preemption_disabled+0x48/0x280
[  423.704417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.709962]  ? should_fail+0x22d/0xd01
[  423.713866]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.718970]  ? zap_class+0x640/0x640
[  423.722707]  ? __lock_is_held+0xb5/0x140
[  423.726781]  ? mark_held_locks+0x130/0x130
[  423.731045]  ? lock_release+0xa00/0xa00
[  423.735026]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.740486]  ? xa_load+0x2ba/0x460
[  423.744035]  ? lock_downgrade+0x900/0x900
[  423.748195]  ? __might_sleep+0x95/0x190
[  423.752175]  __alloc_pages_nodemask+0xa80/0xde0
[  423.756852]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  423.761870]  ? __page_cache_alloc+0x191/0x5c0
[  423.766379]  ? xa_load+0x2e1/0x460
[  423.769942]  ? xa_clear_mark+0x40/0x40
[  423.773843]  ? zap_class+0x640/0x640
[  423.777564]  ? zap_class+0x640/0x640
[  423.781771]  ? zap_class+0x640/0x640
[  423.785489]  ? __do_page_cache_readahead+0x663/0x810
[  423.790598]  ? find_held_lock+0x36/0x1c0
[  423.794667]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  423.800214]  alloc_pages_current+0x173/0x350
[  423.804630]  __page_cache_alloc+0x38c/0x5c0
[  423.808954]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.813885]  ? kasan_check_read+0x11/0x20
[  423.818036]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.823322]  ? generic_perform_write+0x6a0/0x6a0
[  423.828089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.833632]  ? check_preemption_disabled+0x48/0x280
[  423.838677]  filemap_fault+0x1595/0x25f0
[  423.842759]  ? __lock_page_or_retry+0xa00/0xa00
[  423.847439]  ? mark_held_locks+0x130/0x130
[  423.851692]  ? filemap_map_pages+0xd6b/0x1a20
[  423.856191]  ? lock_downgrade+0x900/0x900
[  423.860342]  ? check_preemption_disabled+0x48/0x280
[  423.865367]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.870297]  ? kasan_check_read+0x11/0x20
[  423.874469]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.879747]  ? rcu_softirq_qs+0x20/0x20
[  423.883734]  ? filemap_map_pages+0xd92/0x1a20
[  423.888238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.893802]  ? find_get_entries_tag+0x1400/0x1400
[  423.898698]  ? __lock_acquire+0x62f/0x4c20
[  423.902973]  ? lock_acquire+0x1ed/0x520
[  423.906945]  ? ext4_filemap_fault+0x7a/0xad
[  423.911286]  ? lock_release+0xa00/0xa00
[  423.915260]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.920711]  ? print_usage_bug+0xc0/0xc0
[  423.924775]  ? print_usage_bug+0xc0/0xc0
[  423.928867]  ? down_read+0x8d/0x120
[  423.932496]  ? ext4_filemap_fault+0x7a/0xad
[  423.936822]  ? __down_interruptible+0x700/0x700
[  423.941533]  ext4_filemap_fault+0x82/0xad
[  423.945706]  __do_fault+0x100/0x6b0
[  423.949336]  ? pmd_devmap_trans_unstable+0x220/0x220
[  423.954447]  ? mark_held_locks+0x130/0x130
[  423.958688]  ? mark_held_locks+0x130/0x130
[  423.962926]  ? find_held_lock+0x36/0x1c0
[  423.966998]  ? find_held_lock+0x36/0x1c0
[  423.971070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.976619]  __handle_mm_fault+0x3ea0/0x5be0
[  423.981030]  ? poll_select_copy_remaining+0x18c/0x6a0
[  423.986237]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  423.991092]  ? __might_fault+0x12b/0x1e0
[  423.995159]  ? lock_downgrade+0x900/0x900
[  423.999347]  ? zap_class+0x640/0x640
[  424.003082]  ? zap_class+0x640/0x640
[  424.006805]  ? find_held_lock+0x36/0x1c0
[  424.010881]  ? handle_mm_fault+0x42a/0xc70
[  424.015130]  ? lock_downgrade+0x900/0x900
[  424.019292]  ? check_preemption_disabled+0x48/0x280
[  424.024329]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.029282]  ? kasan_check_read+0x11/0x20
[  424.033431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.038710]  ? rcu_softirq_qs+0x20/0x20
[  424.043470]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.048582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.054126]  ? check_preemption_disabled+0x48/0x280
[  424.059154]  handle_mm_fault+0x54f/0xc70
[  424.063222]  ? __handle_mm_fault+0x5be0/0x5be0
[  424.067813]  ? find_vma+0x34/0x190
[  424.071377]  __do_page_fault+0x5e8/0xe60
[  424.075449]  ? trace_hardirqs_off+0xb8/0x310
[  424.079872]  do_page_fault+0xf2/0x7e0
[  424.083677]  ? vmalloc_sync_all+0x30/0x30
[  424.087835]  ? error_entry+0x70/0xd0
[  424.091562]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.096584]  ? trace_hardirqs_on_caller+0xc0/0x310
[  424.101518]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.106466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.111337]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.116368]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.121824]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.126844]  ? prepare_exit_to_usermode+0x291/0x3b0
[  424.131863]  ? page_fault+0x8/0x30
[  424.135417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.140263]  ? page_fault+0x8/0x30
[  424.143807]  page_fault+0x1e/0x30
[  424.147282] RIP: 0033:0x7f41334d1dd3
[  424.151010] Code: Bad RIP value.
[  424.154389] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  424.159749] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  424.167019] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  424.174294] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  424.181566] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  424.188850] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  424.196154] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  424.196160] warn_alloc_show_mem: 1 callbacks suppressed
[  424.196167] Mem-Info:
[  424.203450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.208828] active_anon:51440 inactive_anon:594 isolated_anon:0
[  424.208828]  active_file:10 inactive_file:13 isolated_file:0
[  424.208828]  unevictable:0 dirty:0 writeback:0 unstable:0
[  424.208828]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  424.208828]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  424.208828]  free:13749 free_pcp:129 free_cma:0
[  424.211204] Call Trace:
[  424.220609] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  424.253454]  <IRQ>
[  424.256028] 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
[  424.283725]  dump_stack+0x244/0x39d
[  424.285852] lowmem_reserve[]: 0 2818 6321 6321
[  424.311972]  ? dump_stack_print_info.cold.1+0x20/0x20
[  424.315575] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  424.320162]  warn_alloc.cold.116+0xb7/0x1bd
[  424.325324] lowmem_reserve[]: 0 0 3503 3503
[  424.352648]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.356952] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  424.361279]  ? lock_downgrade+0x900/0x900
[  424.366097] lowmem_reserve[]: 0 0 0 0
[  424.395076]  ? trace_hardirqs_off+0xb8/0x310
[  424.399201] 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
[  424.403012]  ? trace_hardirqs_off+0xb8/0x310
[  424.407398] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  424.420923]  __alloc_pages_slowpath+0x26e8/0x2e10
[  424.425313] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  424.440679]  ? warn_alloc+0x120/0x120
[  424.445486] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  424.461097]  ? print_usage_bug+0xc0/0xc0
[  424.464885] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  424.473709]  ? warn_alloc+0x120/0x120
[  424.477751] 673 total pagecache pages
[  424.486335]  ? warn_alloc+0x120/0x120
[  424.490119] 0 pages in swap cache
[  424.493907]  ? print_usage_bug+0xc0/0xc0
[  424.497695] Swap cache stats: add 0, delete 0, find 0/0
[  424.501137]  ? print_usage_bug+0xc0/0xc0
[  424.505173] Free swap  = 0kB
[  424.510575]  ? __lock_acquire+0x62f/0x4c20
[  424.514618] Total swap = 0kB
[  424.517639]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.521861] 1965979 pages RAM
[  424.524880]  ? should_fail+0x22d/0xd01
[  424.530390] 0 pages HighMem/MovableOnly
[  424.533490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.537353] 342854 pages reserved
[  424.541320]  ? __lock_acquire+0x62f/0x4c20
[  424.546400] 0 pages cma reserved
[  424.549849]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.554168] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.557434]  ? __lock_acquire+0x62f/0x4c20
[  424.557447]  ? should_fail+0x22d/0xd01
[  424.557473]  ? mark_held_locks+0x130/0x130
[  424.562628] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.569073]  ? mark_held_locks+0x130/0x130
[  424.573286] init cpuset=/ mems_allowed=0
[  424.577176]  ? zap_class+0x640/0x640
[  424.577199]  ? zap_class+0x640/0x640
[  424.606780]  ? print_usage_bug+0xc0/0xc0
[  424.610869]  ? wq_watchdog_touch+0x9c/0xfe
[  424.615110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.620650]  ? check_preemption_disabled+0x48/0x280
[  424.625704]  ? __lock_is_held+0xb5/0x140
[  424.629777]  __alloc_pages_nodemask+0xa80/0xde0
[  424.634448]  ? zap_class+0x640/0x640
[  424.638170]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  424.643203]  ? find_held_lock+0x36/0x1c0
[  424.647277]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.651967]  ? lock_downgrade+0x900/0x900
[  424.656125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.661667]  cache_grow_begin+0xa5/0x8c0
[  424.665728]  ? do_raw_spin_unlock+0xa7/0x330
[  424.670155]  fallback_alloc+0x204/0x2e0
[  424.674165]  ____cache_alloc_node+0x1c7/0x1e0
[  424.678678]  kmem_cache_alloc_node+0xe3/0x730
[  424.683215]  ? ipv6_get_ifaddr+0x42e/0x620
[  424.687464]  __alloc_skb+0x119/0x770
[  424.691180]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.696456]  ? netdev_alloc_frag+0x1f0/0x1f0
[  424.700868]  ? lock_downgrade+0x900/0x900
[  424.705023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.710562]  ? refcount_sub_and_test_checked+0x203/0x310
[  424.716029]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  424.721483]  ? addrconf_rs_timer+0x690/0x690
[  424.725906]  ndisc_alloc_skb+0x144/0x340
[  424.729971]  ndisc_send_rs+0x331/0x6e0
[  424.733863]  addrconf_rs_timer+0x314/0x690
[  424.738108]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.742358]  call_timer_fn+0x272/0x920
[  424.746245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.750485]  ? process_timeout+0x40/0x40
[  424.754576]  ? __run_timers+0x7da/0xc70
[  424.758573]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.763065]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.767563]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.771801]  ? lockdep_hardirqs_on+0x296/0x5b0
[  424.776386]  ? trace_hardirqs_on+0xbd/0x310
[  424.780710]  ? kasan_check_read+0x11/0x20
[  424.784857]  ? __run_timers+0x7da/0xc70
[  424.788831]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.793947]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.798180]  __run_timers+0x7e5/0xc70
[  424.801992]  ? timer_fixup_init+0x70/0x70
[  424.806144]  ? lock_acquire+0x1ed/0x520
[  424.810129]  ? zap_class+0x640/0x640
[  424.813842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.819385]  ? kasan_check_read+0x11/0x20
[  424.823563]  ? do_raw_spin_lock+0x14f/0x350
[  424.827899]  ? find_held_lock+0x36/0x1c0
[  424.831972]  ? zap_class+0x640/0x640
[  424.835710]  ? pvclock_read_flags+0x160/0x160
[  424.840209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.845748]  ? check_preemption_disabled+0x48/0x280
[  424.850787]  ? __lock_is_held+0xb5/0x140
[  424.854849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.860388]  ? check_preemption_disabled+0x48/0x280
[  424.865411]  run_timer_softirq+0x52/0xb0
[  424.869477]  ? rcu_read_lock_sched_held+0x14f/0x180
[  424.874494]  __do_softirq+0x308/0xb7e
[  424.878296]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  424.882808]  ? lock_downgrade+0x900/0x900
[  424.886975]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  424.892087]  ? pvclock_read_flags+0x160/0x160
[  424.896592]  ? lapic_next_event+0x5a/0x90
[  424.900746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.906289]  ? kvm_clock_read+0x18/0x30
[  424.910274]  ? kvm_sched_clock_read+0x9/0x20
[  424.914686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.920227]  ? check_preemption_disabled+0x48/0x280
[  424.925264]  irq_exit+0x17f/0x1c0
[  424.928743]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.933589]  ? smp_reschedule_interrupt+0x109/0x650
[  424.938608]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.944498]  ? interrupt_entry+0xb5/0xc0
[  424.948571]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.953587]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.958605]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.963451]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.968465]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.973484]  ? task_prio+0x50/0x50
[  424.977028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.982576]  ? check_preemption_disabled+0x48/0x280
[  424.987600]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.992462]  apic_timer_interrupt+0xf/0x20
[  424.996702]  </IRQ>
[  424.998942] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  425.004829] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  425.023733] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  425.031440] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  425.038704] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  425.045972] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  425.053237] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  425.060505] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  425.067800]  ? save_stack+0xa9/0xd0
[  425.071465]  __kmalloc_node_track_caller+0x3c/0x70
[  425.076410]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  425.081196]  pskb_expand_head+0x230/0x10f0
[  425.085434]  ? check_preemption_disabled+0x48/0x280
[  425.090455]  ? memcpy+0x45/0x50
[  425.093769]  ? __copy_skb_header+0x350/0x6b0
[  425.098179]  ? skb_release_data+0x880/0x880
[  425.102502]  ? __alloc_skb+0x770/0x770
[  425.106396]  ? __lock_is_held+0xb5/0x140
[  425.110463]  ? kasan_check_write+0x14/0x20
[  425.114701]  ? __skb_clone+0x6c7/0xa00
[  425.118599]  ? __copy_skb_header+0x6b0/0x6b0
[  425.123007]  ? kmem_cache_alloc+0x33a/0x730
[  425.127343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.132915]  skb_ensure_writable+0x3dd/0x640
[  425.137329]  ? skb_checksum_setup+0xaa0/0xaa0
[  425.141843]  ? preempt_notifier_register+0x200/0x200
[  425.146943]  ? __switch_to_asm+0x34/0x70
[  425.151017]  ? __switch_to_asm+0x34/0x70
[  425.155074]  ? __switch_to_asm+0x40/0x70
[  425.159136]  ? __switch_to_asm+0x34/0x70
[  425.163192]  ? __switch_to_asm+0x40/0x70
[  425.167254]  ? __switch_to_asm+0x40/0x70
[  425.171313]  ? __switch_to_asm+0x34/0x70
[  425.175371]  ? __switch_to_asm+0x34/0x70
[  425.179433]  ? __switch_to_asm+0x40/0x70
[  425.183491]  ? __switch_to_asm+0x34/0x70
[  425.187564]  bpf_clone_redirect+0x14a/0x490
[  425.191906]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  425.196923]  ? __sched_text_start+0x8/0x8
[  425.201075]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.205842]  ? find_held_lock+0x36/0x1c0
[  425.209923]  ? lock_acquire+0x1ed/0x520
[  425.213914]  ? bpf_test_run+0x3cb/0x780
[  425.217891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.223431]  ? check_preemption_disabled+0x48/0x280
[  425.228456]  ? kasan_check_read+0x11/0x20
[  425.232604]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.237894]  ? rcu_softirq_qs+0x20/0x20
[  425.241881]  ? preempt_schedule+0x4d/0x60
[  425.246042]  ? ___preempt_schedule+0x16/0x18
[  425.250460]  ? bpf_test_run+0x25d/0x780
[  425.254450]  ? netlink_diag_dump+0x2a0/0x2a0
[  425.258865]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.264403]  ? bpf_test_init.isra.10+0x70/0x100
[  425.269081]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  425.273860]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  425.278703]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  425.284239]  ? fput+0x130/0x1a0
[  425.287520]  ? __bpf_prog_get+0x9b/0x290
[  425.291596]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  425.296439]  ? bpf_prog_test_run+0x130/0x1a0
[  425.300866]  ? __x64_sys_bpf+0x3d8/0x520
[  425.304928]  ? bpf_prog_get+0x20/0x20
[  425.308753]  ? do_syscall_64+0x1b9/0x820
[  425.312821]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  425.318213]  ? syscall_return_slowpath+0x5e0/0x5e0
[  425.323154]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.328176]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  425.333196]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  425.339860]  ? __switch_to_asm+0x40/0x70
[  425.343947]  ? __switch_to_asm+0x34/0x70
[  425.348015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.352864]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  425.358243] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  425.358331] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  425.364393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.364398] Call Trace:
[  425.364405]  <IRQ>
[  425.364423]  dump_stack+0x244/0x39d
[  425.364446]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.370984] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  425.380281]  warn_alloc.cold.116+0xb7/0x1bd
[  425.382836] syz-executor1 cpuset=syz1 mems_allowed=0
[  425.384989]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  425.418498]  ? lock_downgrade+0x900/0x900
[  425.422658]  ? trace_hardirqs_off+0xb8/0x310
[  425.427090]  ? trace_hardirqs_off+0xb8/0x310
[  425.431506]  __alloc_pages_slowpath+0x26e8/0x2e10
[  425.436388]  ? warn_alloc+0x120/0x120
[  425.440191]  ? print_usage_bug+0xc0/0xc0
[  425.444253]  ? warn_alloc+0x120/0x120
[  425.448075]  ? warn_alloc+0x120/0x120
[  425.451882]  ? print_usage_bug+0xc0/0xc0
[  425.455949]  ? print_usage_bug+0xc0/0xc0
[  425.460012]  ? __lock_acquire+0x62f/0x4c20
[  425.464256]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.469799]  ? should_fail+0x22d/0xd01
[  425.473695]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.478800]  ? __lock_acquire+0x62f/0x4c20
[  425.483041]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.488164]  ? __lock_acquire+0x62f/0x4c20
[  425.492398]  ? should_fail+0x22d/0xd01
[  425.496289]  ? find_held_lock+0x36/0x1c0
[  425.500362]  ? mark_held_locks+0x130/0x130
[  425.504607]  ? mark_held_locks+0x130/0x130
[  425.508866]  ? zap_class+0x640/0x640
[  425.512582]  ? zap_class+0x640/0x640
[  425.516310]  ? print_usage_bug+0xc0/0xc0
[  425.520371]  ? do_raw_spin_unlock+0xa7/0x330
[  425.524777]  ? zap_class+0x640/0x640
[  425.528489]  ? print_usage_bug+0xc0/0xc0
[  425.532564]  ? wq_watchdog_touch+0x9c/0xfe
[  425.536809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.542347]  ? check_preemption_disabled+0x48/0x280
[  425.547382]  ? __lock_is_held+0xb5/0x140
[  425.551482]  __alloc_pages_nodemask+0xa80/0xde0
[  425.556151]  ? zap_class+0x640/0x640
[  425.559869]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  425.564894]  ? find_held_lock+0x36/0x1c0
[  425.568968]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.573643]  ? lock_downgrade+0x900/0x900
[  425.577819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.583358]  cache_grow_begin+0xa5/0x8c0
[  425.587414]  ? do_raw_spin_unlock+0xa7/0x330
[  425.591843]  fallback_alloc+0x204/0x2e0
[  425.595822]  ____cache_alloc_node+0x1c7/0x1e0
[  425.600337]  kmem_cache_alloc_node+0xe3/0x730
[  425.604837]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.609090]  __alloc_skb+0x119/0x770
[  425.612801]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.618088]  ? netdev_alloc_frag+0x1f0/0x1f0
[  425.622495]  ? lock_downgrade+0x900/0x900
[  425.626649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.632186]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.637642]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.643100]  ? addrconf_rs_timer+0x690/0x690
[  425.647522]  ndisc_alloc_skb+0x144/0x340
[  425.651600]  ndisc_send_rs+0x331/0x6e0
[  425.655498]  addrconf_rs_timer+0x314/0x690
[  425.659741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.663988]  call_timer_fn+0x272/0x920
[  425.667905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.672343]  ? process_timeout+0x40/0x40
[  425.676412]  ? mark_held_locks+0xc7/0x130
[  425.680577]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.685091]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.689586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.693823]  ? lockdep_hardirqs_on+0x296/0x5b0
[  425.698408]  ? trace_hardirqs_on+0xbd/0x310
[  425.702729]  ? kasan_check_read+0x11/0x20
[  425.706880]  ? __run_timers+0x7da/0xc70
[  425.710856]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.715995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.720240]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.724471]  __run_timers+0x7e5/0xc70
[  425.728283]  ? timer_fixup_init+0x70/0x70
[  425.732430]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.737445]  ? zap_class+0x640/0x640
[  425.741170]  ? print_usage_bug+0xc0/0xc0
[  425.745236]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  425.750437]  ? find_held_lock+0x36/0x1c0
[  425.754519]  ? zap_class+0x640/0x640
[  425.758249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.763788]  ? check_preemption_disabled+0x48/0x280
[  425.768816]  ? __lock_is_held+0xb5/0x140
[  425.772880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.778419]  ? check_preemption_disabled+0x48/0x280
[  425.783960]  run_timer_softirq+0x52/0xb0
[  425.788023]  ? rcu_read_lock_sched_held+0x14f/0x180
[  425.793046]  __do_softirq+0x308/0xb7e
[  425.796860]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  425.801359]  ? lock_downgrade+0x900/0x900
[  425.805513]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  425.810636]  ? pvclock_read_flags+0x160/0x160
[  425.815160]  ? lapic_next_event+0x5a/0x90
[  425.819313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.824875]  ? kvm_clock_read+0x18/0x30
[  425.828849]  ? kvm_sched_clock_read+0x9/0x20
[  425.833292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.838828]  ? check_preemption_disabled+0x48/0x280
[  425.843860]  irq_exit+0x17f/0x1c0
[  425.847318]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.852164]  ? smp_reschedule_interrupt+0x109/0x650
[  425.857184]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.863071]  ? interrupt_entry+0xb5/0xc0
[  425.867136]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.872149]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.877167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.882011]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.887044]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.892073]  ? task_prio+0x50/0x50
[  425.895615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.901159]  ? check_preemption_disabled+0x48/0x280
[  425.906182]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.911037]  apic_timer_interrupt+0xf/0x20
[  425.915267]  </IRQ>
[  425.917520] RIP: 0010:dump_stack+0x358/0x39d
[  425.921956] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  425.940855] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  425.948565] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  425.955840] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  425.963107] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  425.970377] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  425.977644] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  425.984929]  ? dump_stack+0x34f/0x39d
[  425.988743]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.993944]  ? mark_held_locks+0x130/0x130
[  425.998193]  ? mark_held_locks+0x130/0x130
[  426.002432]  dump_header+0x27b/0xf72
[  426.006197]  ? pagefault_out_of_memory+0x197/0x197
[  426.011138]  ? __lock_acquire+0x62f/0x4c20
[  426.015383]  ? percpu_ref_get_many+0x240/0x240
[  426.019974]  ? print_usage_bug+0xc0/0xc0
[  426.024064]  ? zap_class+0x640/0x640
[  426.027786]  ? print_usage_bug+0xc0/0xc0
[  426.031845]  ? print_usage_bug+0xc0/0xc0
[  426.035910]  ? zap_class+0x640/0x640
[  426.039628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.045176]  ? find_held_lock+0x36/0x1c0
[  426.049246]  ? mark_held_locks+0xc7/0x130
[  426.053398]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  426.058503]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  426.063632]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  426.068218]  ? trace_hardirqs_on+0xbd/0x310
[  426.072557]  ? kasan_check_read+0x11/0x20
[  426.076728]  ? ___ratelimit+0x3b4/0x672
[  426.080704]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.085811]  ? trace_hardirqs_on+0x310/0x310
[  426.090232]  ? lock_downgrade+0x900/0x900
[  426.094399]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  426.099501]  ? ___ratelimit+0x3b9/0x672
[  426.103478]  ? idr_get_free+0xf70/0xf70
[  426.107452]  ? find_held_lock+0x36/0x1c0
[  426.111526]  oom_kill_process.cold.27+0x10/0x903
[  426.116291]  ? zap_class+0x640/0x640
[  426.120021]  ? check_preemption_disabled+0x48/0x280
[  426.125062]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.130005]  ? kasan_check_read+0x11/0x20
[  426.134157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.139436]  ? oom_evaluate_task+0x540/0x540
[  426.143853]  ? find_held_lock+0x36/0x1c0
[  426.147924]  ? out_of_memory+0x974/0x1430
[  426.152080]  ? lock_downgrade+0x900/0x900
[  426.156229]  ? check_preemption_disabled+0x48/0x280
[  426.161254]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.166186]  ? kasan_check_read+0x11/0x20
[  426.170332]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.175609]  ? rcu_softirq_qs+0x20/0x20
[  426.179594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.185129]  ? oom_evaluate_task+0x302/0x540
[  426.189548]  out_of_memory+0xa84/0x1430
[  426.193564]  ? oom_killer_disable+0x3a0/0x3a0
[  426.198083]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  426.203063]  ? __ww_mutex_check_waiters+0x160/0x160
[  426.208098]  __alloc_pages_slowpath+0x2354/0x2e10
[  426.212974]  ? warn_alloc+0x120/0x120
[  426.216804]  ? mark_held_locks+0x130/0x130
[  426.221066]  ? find_get_entry+0xaae/0x1120
[  426.225313]  ? filemap_map_pages+0x1a20/0x1a20
[  426.229905]  ? zap_class+0x640/0x640
[  426.233625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.239166]  ? check_preemption_disabled+0x48/0x280
[  426.244189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.249729]  ? should_fail+0x22d/0xd01
[  426.253623]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.258729]  ? zap_class+0x640/0x640
[  426.262472]  ? __lock_is_held+0xb5/0x140
[  426.266551]  ? mark_held_locks+0x130/0x130
[  426.270791]  ? lock_release+0xa00/0xa00
[  426.274770]  ? perf_trace_sched_process_exec+0x860/0x860
[  426.280223]  ? xa_load+0x2ba/0x460
[  426.283773]  ? lock_downgrade+0x900/0x900
[  426.287929]  ? __might_sleep+0x95/0x190
[  426.291912]  __alloc_pages_nodemask+0xa80/0xde0
[  426.296589]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  426.301614]  ? __page_cache_alloc+0x191/0x5c0
[  426.306122]  ? xa_load+0x2e1/0x460
[  426.309701]  ? xa_clear_mark+0x40/0x40
[  426.313596]  ? zap_class+0x640/0x640
[  426.317323]  ? zap_class+0x640/0x640
[  426.321067]  ? zap_class+0x640/0x640
[  426.324781]  ? __do_page_cache_readahead+0x663/0x810
[  426.329889]  ? find_held_lock+0x36/0x1c0
[  426.333960]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  426.339508]  alloc_pages_current+0x173/0x350
[  426.343933]  __page_cache_alloc+0x38c/0x5c0
[  426.348263]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.353194]  ? kasan_check_read+0x11/0x20
[  426.357345]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.362635]  ? generic_perform_write+0x6a0/0x6a0
[  426.367397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.372946]  ? check_preemption_disabled+0x48/0x280
[  426.377977]  filemap_fault+0x1595/0x25f0
[  426.382062]  ? __lock_page_or_retry+0xa00/0xa00
[  426.386746]  ? mark_held_locks+0x130/0x130
[  426.390993]  ? filemap_map_pages+0xd6b/0x1a20
[  426.395492]  ? lock_downgrade+0x900/0x900
[  426.399640]  ? check_preemption_disabled+0x48/0x280
[  426.404659]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.409588]  ? kasan_check_read+0x11/0x20
[  426.413741]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.419017]  ? rcu_softirq_qs+0x20/0x20
[  426.423011]  ? filemap_map_pages+0xd92/0x1a20
[  426.427512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.433072]  ? find_get_entries_tag+0x1400/0x1400
[  426.437935]  ? __lock_acquire+0x62f/0x4c20
[  426.442192]  ? lock_acquire+0x1ed/0x520
[  426.446167]  ? ext4_filemap_fault+0x7a/0xad
[  426.450496]  ? lock_release+0xa00/0xa00
[  426.454472]  ? perf_trace_sched_process_exec+0x860/0x860
[  426.459924]  ? print_usage_bug+0xc0/0xc0
[  426.463988]  ? print_usage_bug+0xc0/0xc0
[  426.468069]  ? down_read+0x8d/0x120
[  426.471699]  ? ext4_filemap_fault+0x7a/0xad
[  426.476025]  ? __down_interruptible+0x700/0x700
[  426.480708]  ext4_filemap_fault+0x82/0xad
[  426.484859]  __do_fault+0x100/0x6b0
[  426.488495]  ? pmd_devmap_trans_unstable+0x220/0x220
[  426.493643]  ? mark_held_locks+0x130/0x130
[  426.497886]  ? mark_held_locks+0x130/0x130
[  426.502122]  ? find_held_lock+0x36/0x1c0
[  426.506202]  ? find_held_lock+0x36/0x1c0
[  426.510266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.515810]  __handle_mm_fault+0x3ea0/0x5be0
[  426.520220]  ? poll_select_copy_remaining+0x18c/0x6a0
[  426.525417]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  426.530273]  ? __might_fault+0x12b/0x1e0
[  426.534335]  ? lock_downgrade+0x900/0x900
[  426.538492]  ? zap_class+0x640/0x640
[  426.542215]  ? zap_class+0x640/0x640
[  426.545946]  ? find_held_lock+0x36/0x1c0
[  426.550042]  ? handle_mm_fault+0x42a/0xc70
[  426.554284]  ? lock_downgrade+0x900/0x900
[  426.558432]  ? check_preemption_disabled+0x48/0x280
[  426.563458]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  426.568385]  ? kasan_check_read+0x11/0x20
[  426.572544]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.577845]  ? rcu_softirq_qs+0x20/0x20
[  426.581822]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.586930]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.592469]  ? check_preemption_disabled+0x48/0x280
[  426.597494]  handle_mm_fault+0x54f/0xc70
[  426.601567]  ? __handle_mm_fault+0x5be0/0x5be0
[  426.606161]  ? find_vma+0x34/0x190
[  426.609720]  __do_page_fault+0x5e8/0xe60
[  426.613793]  ? trace_hardirqs_off+0xb8/0x310
[  426.618228]  do_page_fault+0xf2/0x7e0
[  426.622035]  ? vmalloc_sync_all+0x30/0x30
[  426.626194]  ? error_entry+0x70/0xd0
[  426.629915]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.634928]  ? trace_hardirqs_on_caller+0xc0/0x310
[  426.639866]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.644795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.649644]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.654663]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.660140]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  426.665161]  ? prepare_exit_to_usermode+0x291/0x3b0
[  426.670237]  ? page_fault+0x8/0x30
[  426.673799]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.678647]  ? page_fault+0x8/0x30
[  426.682189]  page_fault+0x1e/0x30
[  426.685641] RIP: 0033:0x7f41334d1dd3
[  426.689372] Code: Bad RIP value.
[  426.692736] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  426.698099] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  426.705365] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  426.712636] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  426.719904] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  426.727171] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  426.734468] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  426.734474] warn_alloc_show_mem: 1 callbacks suppressed
[  426.734482] Mem-Info:
[  426.741759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.747132] active_anon:51440 inactive_anon:594 isolated_anon:0
[  426.747132]  active_file:10 inactive_file:13 isolated_file:0
[  426.747132]  unevictable:0 dirty:0 writeback:0 unstable:0
[  426.747132]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  426.747132]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  426.747132]  free:13749 free_pcp:129 free_cma:0
[  426.749507] Call Trace:
[  426.758896] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  426.791741]  <IRQ>
[  426.794312] 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
[  426.821984]  dump_stack+0x244/0x39d
[  426.824112] lowmem_reserve[]: 0 2818 6321 6321
[  426.850222]  ? dump_stack_print_info.cold.1+0x20/0x20
[  426.853841] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  426.858431]  warn_alloc.cold.116+0xb7/0x1bd
[  426.863593] lowmem_reserve[]: 0 0 3503 3503
[  426.890914]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.895218] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  426.899549]  ? lock_downgrade+0x900/0x900
[  426.904361] lowmem_reserve[]: 0 0 0 0
[  426.933336]  ? trace_hardirqs_off+0xb8/0x310
[  426.937457] 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
[  426.941280]  ? trace_hardirqs_off+0xb8/0x310
[  426.945663] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  426.959186]  __alloc_pages_slowpath+0x26e8/0x2e10
[  426.963574] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  426.978941]  ? warn_alloc+0x120/0x120
[  426.983748] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.999345]  ? print_usage_bug+0xc0/0xc0
[  427.003126] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  427.011946]  ? warn_alloc+0x120/0x120
[  427.015987] 673 total pagecache pages
[  427.024570]  ? warn_alloc+0x120/0x120
[  427.028356] 0 pages in swap cache
[  427.032145]  ? print_usage_bug+0xc0/0xc0
[  427.035926] Swap cache stats: add 0, delete 0, find 0/0
[  427.039374]  ? print_usage_bug+0xc0/0xc0
[  427.043413] Free swap  = 0kB
[  427.048775]  ? __lock_acquire+0x62f/0x4c20
[  427.052813] Total swap = 0kB
[  427.055833]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.060044] 1965979 pages RAM
[  427.063063]  ? should_fail+0x22d/0xd01
[  427.068582] 0 pages HighMem/MovableOnly
[  427.071692]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.075573] 342854 pages reserved
[  427.079573]  ? __lock_acquire+0x62f/0x4c20
[  427.084639] 0 pages cma reserved
[  427.088085]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.092375] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  427.095649]  ? __lock_acquire+0x62f/0x4c20
[  427.095674]  ? should_fail+0x22d/0xd01
[  427.095701]  ? find_held_lock+0x36/0x1c0
[  427.095722]  ? mark_held_locks+0x130/0x130
[  427.100865] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.107291]  ? mark_held_locks+0x130/0x130
[  427.111506] init cpuset=/ mems_allowed=0
[  427.115392]  ? zap_class+0x640/0x640
[  427.145323]  ? zap_class+0x640/0x640
[  427.149042]  ? print_usage_bug+0xc0/0xc0
[  427.153103]  ? do_raw_spin_unlock+0xa7/0x330
[  427.157523]  ? zap_class+0x640/0x640
[  427.161258]  ? print_usage_bug+0xc0/0xc0
[  427.165323]  ? wq_watchdog_touch+0x9c/0xfe
[  427.169569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.175118]  ? check_preemption_disabled+0x48/0x280
[  427.180155]  ? __lock_is_held+0xb5/0x140
[  427.184222]  __alloc_pages_nodemask+0xa80/0xde0
[  427.188890]  ? zap_class+0x640/0x640
[  427.192612]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  427.197641]  ? find_held_lock+0x36/0x1c0
[  427.201716]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.206390]  ? lock_downgrade+0x900/0x900
[  427.210568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.216113]  cache_grow_begin+0xa5/0x8c0
[  427.220176]  ? do_raw_spin_unlock+0xa7/0x330
[  427.224621]  fallback_alloc+0x204/0x2e0
[  427.228629]  ____cache_alloc_node+0x1c7/0x1e0
[  427.233129]  kmem_cache_alloc_node+0xe3/0x730
[  427.237625]  ? ipv6_get_ifaddr+0x42e/0x620
[  427.241902]  __alloc_skb+0x119/0x770
[  427.245619]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.250916]  ? netdev_alloc_frag+0x1f0/0x1f0
[  427.255325]  ? lock_downgrade+0x900/0x900
[  427.259479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.265021]  ? refcount_sub_and_test_checked+0x203/0x310
[  427.270475]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  427.275928]  ? addrconf_rs_timer+0x690/0x690
[  427.280391]  ndisc_alloc_skb+0x144/0x340
[  427.284460]  ndisc_send_rs+0x331/0x6e0
[  427.288381]  addrconf_rs_timer+0x314/0x690
[  427.292632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.296881]  call_timer_fn+0x272/0x920
[  427.300770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.305010]  ? process_timeout+0x40/0x40
[  427.309092]  ? __run_timers+0x7da/0xc70
[  427.313086]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.317585]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.322078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.326318]  ? lockdep_hardirqs_on+0x296/0x5b0
[  427.330906]  ? trace_hardirqs_on+0xbd/0x310
[  427.335240]  ? kasan_check_read+0x11/0x20
[  427.339388]  ? __run_timers+0x7da/0xc70
[  427.343376]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.348511]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.352765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.357001]  __run_timers+0x7e5/0xc70
[  427.360813]  ? timer_fixup_init+0x70/0x70
[  427.364963]  ? lock_acquire+0x1ed/0x520
[  427.368938]  ? zap_class+0x640/0x640
[  427.372672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.378231]  ? kasan_check_read+0x11/0x20
[  427.382381]  ? do_raw_spin_lock+0x14f/0x350
[  427.386713]  ? find_held_lock+0x36/0x1c0
[  427.390781]  ? zap_class+0x640/0x640
[  427.394501]  ? pvclock_read_flags+0x160/0x160
[  427.398999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.404546]  ? check_preemption_disabled+0x48/0x280
[  427.409590]  ? __lock_is_held+0xb5/0x140
[  427.413672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.419210]  ? check_preemption_disabled+0x48/0x280
[  427.424229]  run_timer_softirq+0x52/0xb0
[  427.428295]  ? rcu_read_lock_sched_held+0x14f/0x180
[  427.433314]  __do_softirq+0x308/0xb7e
[  427.437123]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  427.441620]  ? lock_downgrade+0x900/0x900
[  427.445777]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  427.450905]  ? pvclock_read_flags+0x160/0x160
[  427.455431]  ? lapic_next_event+0x5a/0x90
[  427.459589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.465145]  ? kvm_clock_read+0x18/0x30
[  427.469161]  ? kvm_sched_clock_read+0x9/0x20
[  427.473580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.479118]  ? check_preemption_disabled+0x48/0x280
[  427.484147]  irq_exit+0x17f/0x1c0
[  427.487604]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.492446]  ? smp_reschedule_interrupt+0x109/0x650
[  427.497463]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.503350]  ? interrupt_entry+0xb5/0xc0
[  427.507415]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.512428]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.517460]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.522301]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.527317]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.532336]  ? task_prio+0x50/0x50
[  427.535879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.541422]  ? check_preemption_disabled+0x48/0x280
[  427.546468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.551319]  apic_timer_interrupt+0xf/0x20
[  427.555557]  </IRQ>
[  427.557799] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  427.563713] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  427.582620] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  427.590325] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  427.597612] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  427.604876] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  427.612144] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  427.619413] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  427.626712]  ? save_stack+0xa9/0xd0
[  427.630351]  __kmalloc_node_track_caller+0x3c/0x70
[  427.635282]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  427.640040]  pskb_expand_head+0x230/0x10f0
[  427.644277]  ? check_preemption_disabled+0x48/0x280
[  427.649300]  ? memcpy+0x45/0x50
[  427.652583]  ? __copy_skb_header+0x350/0x6b0
[  427.657011]  ? skb_release_data+0x880/0x880
[  427.661342]  ? __alloc_skb+0x770/0x770
[  427.665243]  ? __lock_is_held+0xb5/0x140
[  427.669327]  ? kasan_check_write+0x14/0x20
[  427.674000]  ? __skb_clone+0x6c7/0xa00
[  427.677893]  ? __copy_skb_header+0x6b0/0x6b0
[  427.682300]  ? kmem_cache_alloc+0x33a/0x730
[  427.686628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.692171]  skb_ensure_writable+0x3dd/0x640
[  427.696594]  ? skb_checksum_setup+0xaa0/0xaa0
[  427.701094]  ? preempt_notifier_register+0x200/0x200
[  427.706193]  ? __switch_to_asm+0x34/0x70
[  427.710252]  ? __switch_to_asm+0x34/0x70
[  427.714307]  ? __switch_to_asm+0x40/0x70
[  427.718365]  ? __switch_to_asm+0x34/0x70
[  427.722422]  ? __switch_to_asm+0x40/0x70
[  427.726484]  ? __switch_to_asm+0x40/0x70
[  427.730570]  ? __switch_to_asm+0x34/0x70
[  427.734630]  ? __switch_to_asm+0x34/0x70
[  427.738699]  ? __switch_to_asm+0x40/0x70
[  427.742771]  ? __switch_to_asm+0x34/0x70
[  427.746846]  bpf_clone_redirect+0x14a/0x490
[  427.751179]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  427.756200]  ? __sched_text_start+0x8/0x8
[  427.760355]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.765116]  ? find_held_lock+0x36/0x1c0
[  427.769183]  ? lock_acquire+0x1ed/0x520
[  427.773159]  ? bpf_test_run+0x3cb/0x780
[  427.777138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.782836]  ? check_preemption_disabled+0x48/0x280
[  427.787864]  ? kasan_check_read+0x11/0x20
[  427.792015]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.797307]  ? rcu_softirq_qs+0x20/0x20
[  427.801315]  ? preempt_schedule+0x4d/0x60
[  427.805464]  ? ___preempt_schedule+0x16/0x18
[  427.809879]  ? bpf_test_run+0x25d/0x780
[  427.813879]  ? netlink_diag_dump+0x2a0/0x2a0
[  427.818293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.823828]  ? bpf_test_init.isra.10+0x70/0x100
[  427.828507]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  427.833271]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  427.838114]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  427.843664]  ? fput+0x130/0x1a0
[  427.846944]  ? __bpf_prog_get+0x9b/0x290
[  427.851026]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  427.855883]  ? bpf_prog_test_run+0x130/0x1a0
[  427.860299]  ? __x64_sys_bpf+0x3d8/0x520
[  427.864369]  ? bpf_prog_get+0x20/0x20
[  427.868193]  ? do_syscall_64+0x1b9/0x820
[  427.872260]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  427.877631]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.882572]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.887604]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  427.892627]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  427.899290]  ? __switch_to_asm+0x40/0x70
[  427.903346]  ? __switch_to_asm+0x34/0x70
[  427.907413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.912266]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  427.917650] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  427.917783] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  427.923829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.923838] Call Trace:
[  427.930455] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.939697]  <IRQ>
[  427.942272] syz-executor1 cpuset=syz1 mems_allowed=0
[  427.952756]  dump_stack+0x244/0x39d
[  427.963598]  ? dump_stack_print_info.cold.1+0x20/0x20
[  427.968807]  warn_alloc.cold.116+0xb7/0x1bd
[  427.973137]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.977984]  ? lock_downgrade+0x900/0x900
[  427.982140]  ? trace_hardirqs_off+0xb8/0x310
[  427.986571]  ? trace_hardirqs_off+0xb8/0x310
[  427.990994]  __alloc_pages_slowpath+0x26e8/0x2e10
[  427.995893]  ? warn_alloc+0x120/0x120
[  427.999699]  ? print_usage_bug+0xc0/0xc0
[  428.003779]  ? warn_alloc+0x120/0x120
[  428.007584]  ? warn_alloc+0x120/0x120
[  428.011402]  ? print_usage_bug+0xc0/0xc0
[  428.015472]  ? print_usage_bug+0xc0/0xc0
[  428.019534]  ? __lock_acquire+0x62f/0x4c20
[  428.023786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.029330]  ? should_fail+0x22d/0xd01
[  428.033226]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.038333]  ? __lock_acquire+0x62f/0x4c20
[  428.042590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.047697]  ? __lock_acquire+0x62f/0x4c20
[  428.051933]  ? should_fail+0x22d/0xd01
[  428.055824]  ? find_held_lock+0x36/0x1c0
[  428.059906]  ? mark_held_locks+0x130/0x130
[  428.064149]  ? mark_held_locks+0x130/0x130
[  428.068387]  ? zap_class+0x640/0x640
[  428.072101]  ? zap_class+0x640/0x640
[  428.075823]  ? print_usage_bug+0xc0/0xc0
[  428.079885]  ? do_raw_spin_unlock+0xa7/0x330
[  428.084311]  ? zap_class+0x640/0x640
[  428.088043]  ? print_usage_bug+0xc0/0xc0
[  428.092112]  ? wq_watchdog_touch+0x9c/0xfe
[  428.096349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.101891]  ? check_preemption_disabled+0x48/0x280
[  428.106919]  ? __lock_is_held+0xb5/0x140
[  428.111015]  __alloc_pages_nodemask+0xa80/0xde0
[  428.115687]  ? zap_class+0x640/0x640
[  428.119422]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  428.124454]  ? find_held_lock+0x36/0x1c0
[  428.128544]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.133217]  ? lock_downgrade+0x900/0x900
[  428.137371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.142916]  cache_grow_begin+0xa5/0x8c0
[  428.146994]  ? do_raw_spin_unlock+0xa7/0x330
[  428.151420]  fallback_alloc+0x204/0x2e0
[  428.155406]  ____cache_alloc_node+0x1c7/0x1e0
[  428.159912]  kmem_cache_alloc_node+0xe3/0x730
[  428.164415]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.168664]  __alloc_skb+0x119/0x770
[  428.172377]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.177659]  ? netdev_alloc_frag+0x1f0/0x1f0
[  428.182074]  ? lock_downgrade+0x900/0x900
[  428.186260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.191798]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.197257]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.202725]  ? addrconf_rs_timer+0x690/0x690
[  428.207146]  ndisc_alloc_skb+0x144/0x340
[  428.211210]  ndisc_send_rs+0x331/0x6e0
[  428.215116]  addrconf_rs_timer+0x314/0x690
[  428.219362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.223609]  call_timer_fn+0x272/0x920
[  428.227495]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.231747]  ? process_timeout+0x40/0x40
[  428.235821]  ? mark_held_locks+0xc7/0x130
[  428.240013]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.244524]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.249027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.253268]  ? lockdep_hardirqs_on+0x296/0x5b0
[  428.257853]  ? trace_hardirqs_on+0xbd/0x310
[  428.262176]  ? kasan_check_read+0x11/0x20
[  428.266327]  ? __run_timers+0x7da/0xc70
[  428.270303]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.275411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.279652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.283890]  __run_timers+0x7e5/0xc70
[  428.287703]  ? timer_fixup_init+0x70/0x70
[  428.292033]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.297075]  ? zap_class+0x640/0x640
[  428.300795]  ? print_usage_bug+0xc0/0xc0
[  428.304858]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.310061]  ? find_held_lock+0x36/0x1c0
[  428.314129]  ? zap_class+0x640/0x640
[  428.317877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.323417]  ? check_preemption_disabled+0x48/0x280
[  428.328447]  ? __lock_is_held+0xb5/0x140
[  428.332513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.338062]  ? check_preemption_disabled+0x48/0x280
[  428.343102]  run_timer_softirq+0x52/0xb0
[  428.347170]  ? rcu_read_lock_sched_held+0x14f/0x180
[  428.352203]  __do_softirq+0x308/0xb7e
[  428.356014]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  428.360528]  ? lock_downgrade+0x900/0x900
[  428.364705]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  428.369823]  ? pvclock_read_flags+0x160/0x160
[  428.374322]  ? lapic_next_event+0x5a/0x90
[  428.378479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.384027]  ? kvm_clock_read+0x18/0x30
[  428.388012]  ? kvm_sched_clock_read+0x9/0x20
[  428.392423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.397970]  ? check_preemption_disabled+0x48/0x280
[  428.403004]  irq_exit+0x17f/0x1c0
[  428.406459]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.411303]  ? smp_reschedule_interrupt+0x109/0x650
[  428.416322]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.422206]  ? interrupt_entry+0xb5/0xc0
[  428.426270]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.431285]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.436313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.441161]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.446181]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.451199]  ? task_prio+0x50/0x50
[  428.454748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.460290]  ? check_preemption_disabled+0x48/0x280
[  428.465315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.470167]  apic_timer_interrupt+0xf/0x20
[  428.474401]  </IRQ>
[  428.476646] RIP: 0010:dump_stack+0x358/0x39d
[  428.481063] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  428.499967] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  428.507674] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  428.514945] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  428.522211] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  428.529478] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  428.536744] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  428.544071]  ? dump_stack+0x34f/0x39d
[  428.547888]  ? dump_stack_print_info.cold.1+0x20/0x20
[  428.553094]  ? mark_held_locks+0x130/0x130
[  428.557332]  ? mark_held_locks+0x130/0x130
[  428.561591]  dump_header+0x27b/0xf72
[  428.565319]  ? pagefault_out_of_memory+0x197/0x197
[  428.570261]  ? __lock_acquire+0x62f/0x4c20
[  428.574498]  ? percpu_ref_get_many+0x240/0x240
[  428.579104]  ? print_usage_bug+0xc0/0xc0
[  428.583169]  ? zap_class+0x640/0x640
[  428.586883]  ? print_usage_bug+0xc0/0xc0
[  428.590945]  ? print_usage_bug+0xc0/0xc0
[  428.595014]  ? zap_class+0x640/0x640
[  428.598759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.604300]  ? find_held_lock+0x36/0x1c0
[  428.608374]  ? mark_held_locks+0xc7/0x130
[  428.612535]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  428.617648]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  428.622751]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  428.629774]  ? trace_hardirqs_on+0xbd/0x310
[  428.634098]  ? kasan_check_read+0x11/0x20
[  428.638278]  ? ___ratelimit+0x3b4/0x672
[  428.642261]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.647372]  ? trace_hardirqs_on+0x310/0x310
[  428.651783]  ? lock_downgrade+0x900/0x900
[  428.655937]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.661058]  ? ___ratelimit+0x3b9/0x672
[  428.665057]  ? idr_get_free+0xf70/0xf70
[  428.669033]  ? find_held_lock+0x36/0x1c0
[  428.673122]  oom_kill_process.cold.27+0x10/0x903
[  428.677903]  ? zap_class+0x640/0x640
[  428.681623]  ? check_preemption_disabled+0x48/0x280
[  428.686644]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.691594]  ? kasan_check_read+0x11/0x20
[  428.695770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.701059]  ? oom_evaluate_task+0x540/0x540
[  428.705478]  ? find_held_lock+0x36/0x1c0
[  428.709547]  ? out_of_memory+0x974/0x1430
[  428.713704]  ? lock_downgrade+0x900/0x900
[  428.717858]  ? check_preemption_disabled+0x48/0x280
[  428.722888]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.727819]  ? kasan_check_read+0x11/0x20
[  428.731993]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.737293]  ? rcu_softirq_qs+0x20/0x20
[  428.741293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.746831]  ? oom_evaluate_task+0x302/0x540
[  428.751243]  out_of_memory+0xa84/0x1430
[  428.755227]  ? oom_killer_disable+0x3a0/0x3a0
[  428.759743]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  428.764686]  ? __ww_mutex_check_waiters+0x160/0x160
[  428.769727]  __alloc_pages_slowpath+0x2354/0x2e10
[  428.774606]  ? warn_alloc+0x120/0x120
[  428.778424]  ? mark_held_locks+0x130/0x130
[  428.782686]  ? find_get_entry+0xaae/0x1120
[  428.786933]  ? filemap_map_pages+0x1a20/0x1a20
[  428.791533]  ? zap_class+0x640/0x640
[  428.795255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.800795]  ? check_preemption_disabled+0x48/0x280
[  428.805815]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.811354]  ? should_fail+0x22d/0xd01
[  428.815247]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.820357]  ? zap_class+0x640/0x640
[  428.824108]  ? __lock_is_held+0xb5/0x140
[  428.828186]  ? mark_held_locks+0x130/0x130
[  428.832436]  ? lock_release+0xa00/0xa00
[  428.836425]  ? perf_trace_sched_process_exec+0x860/0x860
[  428.841879]  ? xa_load+0x2ba/0x460
[  428.845429]  ? lock_downgrade+0x900/0x900
[  428.849589]  ? __might_sleep+0x95/0x190
[  428.853569]  __alloc_pages_nodemask+0xa80/0xde0
[  428.858252]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  428.863277]  ? __page_cache_alloc+0x191/0x5c0
[  428.867775]  ? xa_load+0x2e1/0x460
[  428.871335]  ? xa_clear_mark+0x40/0x40
[  428.875226]  ? zap_class+0x640/0x640
[  428.878948]  ? zap_class+0x640/0x640
[  428.882665]  ? zap_class+0x640/0x640
[  428.886401]  ? __do_page_cache_readahead+0x663/0x810
[  428.891511]  ? find_held_lock+0x36/0x1c0
[  428.895578]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  428.901126]  alloc_pages_current+0x173/0x350
[  428.905544]  __page_cache_alloc+0x38c/0x5c0
[  428.909868]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.914801]  ? kasan_check_read+0x11/0x20
[  428.918949]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.924235]  ? generic_perform_write+0x6a0/0x6a0
[  428.928994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.934533]  ? check_preemption_disabled+0x48/0x280
[  428.939563]  filemap_fault+0x1595/0x25f0
[  428.943641]  ? __lock_page_or_retry+0xa00/0xa00
[  428.948327]  ? mark_held_locks+0x130/0x130
[  428.952576]  ? filemap_map_pages+0xd6b/0x1a20
[  428.957091]  ? lock_downgrade+0x900/0x900
[  428.961242]  ? check_preemption_disabled+0x48/0x280
[  428.966263]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.971205]  ? kasan_check_read+0x11/0x20
[  428.975365]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.980655]  ? rcu_softirq_qs+0x20/0x20
[  428.984646]  ? filemap_map_pages+0xd92/0x1a20
[  428.989168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.994719]  ? find_get_entries_tag+0x1400/0x1400
[  428.999582]  ? __lock_acquire+0x62f/0x4c20
[  429.003838]  ? lock_acquire+0x1ed/0x520
[  429.007818]  ? ext4_filemap_fault+0x7a/0xad
[  429.012149]  ? lock_release+0xa00/0xa00
[  429.016122]  ? perf_trace_sched_process_exec+0x860/0x860
[  429.021589]  ? print_usage_bug+0xc0/0xc0
[  429.025653]  ? print_usage_bug+0xc0/0xc0
[  429.029758]  ? down_read+0x8d/0x120
[  429.033384]  ? ext4_filemap_fault+0x7a/0xad
[  429.037723]  ? __down_interruptible+0x700/0x700
[  429.042407]  ext4_filemap_fault+0x82/0xad
[  429.046574]  __do_fault+0x100/0x6b0
[  429.050209]  ? pmd_devmap_trans_unstable+0x220/0x220
[  429.055316]  ? mark_held_locks+0x130/0x130
[  429.059569]  ? mark_held_locks+0x130/0x130
[  429.063808]  ? find_held_lock+0x36/0x1c0
[  429.067902]  ? find_held_lock+0x36/0x1c0
[  429.071986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.077533]  __handle_mm_fault+0x3ea0/0x5be0
[  429.081946]  ? poll_select_copy_remaining+0x18c/0x6a0
[  429.087151]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  429.092018]  ? __might_fault+0x12b/0x1e0
[  429.096090]  ? lock_downgrade+0x900/0x900
[  429.100257]  ? zap_class+0x640/0x640
[  429.103972]  ? zap_class+0x640/0x640
[  429.107694]  ? find_held_lock+0x36/0x1c0
[  429.111789]  ? handle_mm_fault+0x42a/0xc70
[  429.116037]  ? lock_downgrade+0x900/0x900
[  429.120200]  ? check_preemption_disabled+0x48/0x280
[  429.125230]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  429.130162]  ? kasan_check_read+0x11/0x20
[  429.134311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.139589]  ? rcu_softirq_qs+0x20/0x20
[  429.143590]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.148707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.154258]  ? check_preemption_disabled+0x48/0x280
[  429.159303]  handle_mm_fault+0x54f/0xc70
[  429.163370]  ? __handle_mm_fault+0x5be0/0x5be0
[  429.167962]  ? find_vma+0x34/0x190
[  429.171523]  __do_page_fault+0x5e8/0xe60
[  429.175591]  ? trace_hardirqs_off+0xb8/0x310
[  429.180013]  do_page_fault+0xf2/0x7e0
[  429.183823]  ? vmalloc_sync_all+0x30/0x30
[  429.187973]  ? error_entry+0x70/0xd0
[  429.191693]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.196716]  ? trace_hardirqs_on_caller+0xc0/0x310
[  429.201648]  ? syscall_return_slowpath+0x5e0/0x5e0
[  429.206580]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.211431]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.216496]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.221950]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  429.226991]  ? prepare_exit_to_usermode+0x291/0x3b0
[  429.232012]  ? page_fault+0x8/0x30
[  429.235558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.240414]  ? page_fault+0x8/0x30
[  429.243959]  page_fault+0x1e/0x30
[  429.247415] RIP: 0033:0x7f41334d1dd3
[  429.251148] Code: Bad RIP value.
[  429.254512] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  429.259874] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  429.267158] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  429.274430] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  429.281698] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  429.288979] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  429.296274] warn_alloc_show_mem: 1 callbacks suppressed
[  429.296285] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  429.296288] Mem-Info:
[  429.296319] active_anon:51440 inactive_anon:594 isolated_anon:0
[  429.296319]  active_file:10 inactive_file:13 isolated_file:0
[  429.296319]  unevictable:0 dirty:0 writeback:0 unstable:0
[  429.296319]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  429.296319]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  429.296319]  free:13749 free_pcp:129 free_cma:0
[  429.301669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.308950] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  429.311375] Call Trace:
[  429.344244] 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
[  429.353605]  <IRQ>
[  429.381258] lowmem_reserve[]: 0 2818 6321 6321
[  429.383864]  dump_stack+0x244/0x39d
[  429.409965] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  429.412121]  ? dump_stack_print_info.cold.1+0x20/0x20
[  429.416679] lowmem_reserve[]: 0 0 3503 3503
[  429.420313]  warn_alloc.cold.116+0xb7/0x1bd
[  429.447608] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  429.452801]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.457110] lowmem_reserve[]: 0 0 0 0
[  429.461434]  ? lock_downgrade+0x900/0x900
[  429.490384] 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
[  429.495230]  ? trace_hardirqs_off+0xb8/0x310
[  429.499003] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  429.503149]  ? trace_hardirqs_off+0xb8/0x310
[  429.516653] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  429.521076]  __alloc_pages_slowpath+0x26e8/0x2e10
[  429.536406] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  429.540829]  ? warn_alloc+0x120/0x120
[  429.556402] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  429.561236]  ? print_usage_bug+0xc0/0xc0
[  429.570059] 673 total pagecache pages
[  429.573851]  ? warn_alloc+0x120/0x120
[  429.582427] 0 pages in swap cache
[  429.586481]  ? warn_alloc+0x120/0x120
[  429.590264] Swap cache stats: add 0, delete 0, find 0/0
[  429.594057]  ? print_usage_bug+0xc0/0xc0
[  429.597494] Free swap  = 0kB
[  429.601295]  ? kvm_clock_read+0x18/0x30
[  429.606648] Total swap = 0kB
[  429.610708]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  429.613704] 1965979 pages RAM
[  429.617675]  ? print_usage_bug+0xc0/0xc0
[  429.620674] 0 pages HighMem/MovableOnly
[  429.625691]  ? __lock_acquire+0x62f/0x4c20
[  429.628775] 342854 pages reserved
[  429.632833]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.636787] 0 pages cma reserved
[  429.641018]  ? should_fail+0x22d/0xd01
[  429.644529] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.649988]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.650007]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.653421] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.657235]  ? __lock_acquire+0x62f/0x4c20
[  429.663707] init cpuset=/ mems_allowed=0
[  429.668986]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.697375]  ? __lock_acquire+0x62f/0x4c20
[  429.701615]  ? should_fail+0x22d/0xd01
[  429.705504]  ? rcu_irq_exit+0x1a2/0x390
[  429.709497]  ? mark_held_locks+0x130/0x130
[  429.713745]  ? mark_held_locks+0x130/0x130
[  429.717987]  ? mark_held_locks+0xc7/0x130
[  429.722150]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  429.727167]  ? zap_class+0x640/0x640
[  429.730882]  ? print_usage_bug+0xc0/0xc0
[  429.734952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.740518]  ? check_preemption_disabled+0x48/0x280
[  429.746358]  ? __lock_is_held+0xb5/0x140
[  429.750429]  __alloc_pages_nodemask+0xa80/0xde0
[  429.755102]  ? zap_class+0x640/0x640
[  429.758822]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  429.763855]  ? find_held_lock+0x36/0x1c0
[  429.767928]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.772601]  ? lock_downgrade+0x900/0x900
[  429.776763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.782456]  cache_grow_begin+0xa5/0x8c0
[  429.786523]  ? do_raw_spin_unlock+0xa7/0x330
[  429.790950]  fallback_alloc+0x204/0x2e0
[  429.794945]  ____cache_alloc_node+0x1c7/0x1e0
[  429.799452]  kmem_cache_alloc_node+0xe3/0x730
[  429.803971]  ? ipv6_get_ifaddr+0x42e/0x620
[  429.808220]  __alloc_skb+0x119/0x770
[  429.811931]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.817216]  ? netdev_alloc_frag+0x1f0/0x1f0
[  429.821645]  ? lock_downgrade+0x900/0x900
[  429.825823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.831375]  ? refcount_sub_and_test_checked+0x203/0x310
[  429.836831]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  429.842281]  ? addrconf_rs_timer+0x690/0x690
[  429.846703]  ndisc_alloc_skb+0x144/0x340
[  429.850768]  ndisc_send_rs+0x331/0x6e0
[  429.854677]  addrconf_rs_timer+0x314/0x690
[  429.858921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.863169]  call_timer_fn+0x272/0x920
[  429.867061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.871301]  ? process_timeout+0x40/0x40
[  429.875372]  ? __run_timers+0x7da/0xc70
[  429.879360]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.883905]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.888400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.892635]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.897225]  ? trace_hardirqs_on+0xbd/0x310
[  429.901550]  ? kasan_check_read+0x11/0x20
[  429.905721]  ? __run_timers+0x7da/0xc70
[  429.909715]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.914826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.919069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.923337]  __run_timers+0x7e5/0xc70
[  429.927165]  ? timer_fixup_init+0x70/0x70
[  429.931320]  ? lock_acquire+0x1ed/0x520
[  429.935297]  ? zap_class+0x640/0x640
[  429.939027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.944576]  ? kasan_check_read+0x11/0x20
[  429.948728]  ? do_raw_spin_lock+0x14f/0x350
[  429.953069]  ? find_held_lock+0x36/0x1c0
[  429.957137]  ? zap_class+0x640/0x640
[  429.960860]  ? pvclock_read_flags+0x160/0x160
[  429.965373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.970912]  ? check_preemption_disabled+0x48/0x280
[  429.975941]  ? __lock_is_held+0xb5/0x140
[  429.980013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.985564]  ? check_preemption_disabled+0x48/0x280
[  429.990595]  run_timer_softirq+0x52/0xb0
[  429.994683]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.999701]  __do_softirq+0x308/0xb7e
[  430.003519]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  430.008020]  ? lock_downgrade+0x900/0x900
[  430.012175]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  430.017297]  ? pvclock_read_flags+0x160/0x160
[  430.021798]  ? lapic_next_event+0x5a/0x90
[  430.025996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.031540]  ? kvm_clock_read+0x18/0x30
[  430.035535]  ? kvm_sched_clock_read+0x9/0x20
[  430.039964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.045505]  ? check_preemption_disabled+0x48/0x280
[  430.050538]  irq_exit+0x17f/0x1c0
[  430.054020]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.058885]  ? smp_reschedule_interrupt+0x109/0x650
[  430.063906]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.069794]  ? interrupt_entry+0xb5/0xc0
[  430.073903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.078924]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.083958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.088848]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.093865]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.098918]  ? task_prio+0x50/0x50
[  430.102463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.108001]  ? check_preemption_disabled+0x48/0x280
[  430.113022]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.117876]  apic_timer_interrupt+0xf/0x20
[  430.122105]  </IRQ>
[  430.124347] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  430.130233] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  430.149148] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  430.156870] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  430.164155] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  430.171465] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  430.178731] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  430.186003] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  430.193315]  ? save_stack+0xa9/0xd0
[  430.196953]  __kmalloc_node_track_caller+0x3c/0x70
[  430.201892]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  430.206657]  pskb_expand_head+0x230/0x10f0
[  430.210896]  ? check_preemption_disabled+0x48/0x280
[  430.215917]  ? memcpy+0x45/0x50
[  430.219203]  ? __copy_skb_header+0x350/0x6b0
[  430.223621]  ? skb_release_data+0x880/0x880
[  430.227944]  ? __alloc_skb+0x770/0x770
[  430.231844]  ? __lock_is_held+0xb5/0x140
[  430.235930]  ? kasan_check_write+0x14/0x20
[  430.240168]  ? __skb_clone+0x6c7/0xa00
[  430.244062]  ? __copy_skb_header+0x6b0/0x6b0
[  430.248485]  ? kmem_cache_alloc+0x33a/0x730
[  430.252812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.258382]  skb_ensure_writable+0x3dd/0x640
[  430.262811]  ? skb_checksum_setup+0xaa0/0xaa0
[  430.267338]  ? preempt_notifier_register+0x200/0x200
[  430.272439]  ? __switch_to_asm+0x34/0x70
[  430.276502]  ? __switch_to_asm+0x34/0x70
[  430.280565]  ? __switch_to_asm+0x40/0x70
[  430.284631]  ? __switch_to_asm+0x34/0x70
[  430.288690]  ? __switch_to_asm+0x40/0x70
[  430.292756]  ? __switch_to_asm+0x40/0x70
[  430.296821]  ? __switch_to_asm+0x34/0x70
[  430.300898]  ? __switch_to_asm+0x34/0x70
[  430.304968]  ? __switch_to_asm+0x40/0x70
[  430.309040]  ? __switch_to_asm+0x34/0x70
[  430.313135]  bpf_clone_redirect+0x14a/0x490
[  430.317470]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  430.322492]  ? __sched_text_start+0x8/0x8
[  430.326648]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.331418]  ? find_held_lock+0x36/0x1c0
[  430.335495]  ? lock_acquire+0x1ed/0x520
[  430.339469]  ? bpf_test_run+0x3cb/0x780
[  430.343447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.348994]  ? check_preemption_disabled+0x48/0x280
[  430.354026]  ? kasan_check_read+0x11/0x20
[  430.358175]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.363476]  ? rcu_softirq_qs+0x20/0x20
[  430.367461]  ? preempt_schedule+0x4d/0x60
[  430.371614]  ? ___preempt_schedule+0x16/0x18
[  430.376049]  ? bpf_test_run+0x25d/0x780
[  430.380048]  ? netlink_diag_dump+0x2a0/0x2a0
[  430.384467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.390008]  ? bpf_test_init.isra.10+0x70/0x100
[  430.394686]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  430.399457]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  430.404303]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.409846]  ? fput+0x130/0x1a0
[  430.413130]  ? __bpf_prog_get+0x9b/0x290
[  430.417195]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  430.422039]  ? bpf_prog_test_run+0x130/0x1a0
[  430.426469]  ? __x64_sys_bpf+0x3d8/0x520
[  430.430533]  ? bpf_prog_get+0x20/0x20
[  430.434375]  ? do_syscall_64+0x1b9/0x820
[  430.438449]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  430.443818]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.448758]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.453776]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.458801]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  430.465467]  ? __switch_to_asm+0x40/0x70
[  430.469528]  ? __switch_to_asm+0x34/0x70
[  430.473617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.478490]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  430.483872] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  430.483962] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  430.490029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.490034] Call Trace:
[  430.490042]  <IRQ>
[  430.490069]  dump_stack+0x244/0x39d
[  430.490088]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.496668] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.505939]  warn_alloc.cold.116+0xb7/0x1bd
[  430.508493] syz-executor1 cpuset=syz1 mems_allowed=0
[  430.510644]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.544134]  ? lock_downgrade+0x900/0x900
[  430.548304]  ? trace_hardirqs_off+0xb8/0x310
[  430.552725]  ? trace_hardirqs_off+0xb8/0x310
[  430.557145]  __alloc_pages_slowpath+0x26e8/0x2e10
[  430.562032]  ? warn_alloc+0x120/0x120
[  430.565865]  ? print_usage_bug+0xc0/0xc0
[  430.569945]  ? warn_alloc+0x120/0x120
[  430.573753]  ? warn_alloc+0x120/0x120
[  430.577567]  ? print_usage_bug+0xc0/0xc0
[  430.581648]  ? print_usage_bug+0xc0/0xc0
[  430.585714]  ? __lock_acquire+0x62f/0x4c20
[  430.589959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.595499]  ? should_fail+0x22d/0xd01
[  430.599393]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.604503]  ? __lock_acquire+0x62f/0x4c20
[  430.608767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.613886]  ? __lock_acquire+0x62f/0x4c20
[  430.618135]  ? should_fail+0x22d/0xd01
[  430.622028]  ? find_held_lock+0x36/0x1c0
[  430.626109]  ? mark_held_locks+0x130/0x130
[  430.630350]  ? mark_held_locks+0x130/0x130
[  430.634588]  ? zap_class+0x640/0x640
[  430.638304]  ? zap_class+0x640/0x640
[  430.642023]  ? print_usage_bug+0xc0/0xc0
[  430.646088]  ? do_raw_spin_unlock+0xa7/0x330
[  430.650499]  ? zap_class+0x640/0x640
[  430.654222]  ? print_usage_bug+0xc0/0xc0
[  430.658284]  ? wq_watchdog_touch+0x9c/0xfe
[  430.662530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.668087]  ? check_preemption_disabled+0x48/0x280
[  430.673120]  ? __lock_is_held+0xb5/0x140
[  430.677196]  __alloc_pages_nodemask+0xa80/0xde0
[  430.681874]  ? zap_class+0x640/0x640
[  430.685601]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  430.690632]  ? find_held_lock+0x36/0x1c0
[  430.694830]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.699512]  ? lock_downgrade+0x900/0x900
[  430.703672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.709218]  cache_grow_begin+0xa5/0x8c0
[  430.713282]  ? do_raw_spin_unlock+0xa7/0x330
[  430.717704]  fallback_alloc+0x204/0x2e0
[  430.721687]  ____cache_alloc_node+0x1c7/0x1e0
[  430.726194]  kmem_cache_alloc_node+0xe3/0x730
[  430.730703]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.734954]  __alloc_skb+0x119/0x770
[  430.738668]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.743978]  ? netdev_alloc_frag+0x1f0/0x1f0
[  430.748388]  ? lock_downgrade+0x900/0x900
[  430.752570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.758116]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.763574]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.769034]  ? addrconf_rs_timer+0x690/0x690
[  430.773462]  ndisc_alloc_skb+0x144/0x340
[  430.777531]  ndisc_send_rs+0x331/0x6e0
[  430.781428]  addrconf_rs_timer+0x314/0x690
[  430.785674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.789923]  call_timer_fn+0x272/0x920
[  430.793812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.798065]  ? process_timeout+0x40/0x40
[  430.802148]  ? mark_held_locks+0xc7/0x130
[  430.806301]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.810801]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.815298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.819536]  ? lockdep_hardirqs_on+0x296/0x5b0
[  430.824137]  ? trace_hardirqs_on+0xbd/0x310
[  430.828462]  ? kasan_check_read+0x11/0x20
[  430.832614]  ? __run_timers+0x7da/0xc70
[  430.836597]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.841713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.845954]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.850189]  __run_timers+0x7e5/0xc70
[  430.854014]  ? timer_fixup_init+0x70/0x70
[  430.858182]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.863199]  ? zap_class+0x640/0x640
[  430.866945]  ? print_usage_bug+0xc0/0xc0
[  430.871077]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.876315]  ? find_held_lock+0x36/0x1c0
[  430.880390]  ? zap_class+0x640/0x640
[  430.884126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.889680]  ? check_preemption_disabled+0x48/0x280
[  430.894709]  ? __lock_is_held+0xb5/0x140
[  430.898773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.904315]  ? check_preemption_disabled+0x48/0x280
[  430.909363]  run_timer_softirq+0x52/0xb0
[  430.913429]  ? rcu_read_lock_sched_held+0x14f/0x180
[  430.918450]  __do_softirq+0x308/0xb7e
[  430.922258]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  430.926757]  ? lock_downgrade+0x900/0x900
[  430.930931]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  430.936050]  ? pvclock_read_flags+0x160/0x160
[  430.940570]  ? lapic_next_event+0x5a/0x90
[  430.944727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.950276]  ? kvm_clock_read+0x18/0x30
[  430.954251]  ? kvm_sched_clock_read+0x9/0x20
[  430.958663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.964203]  ? check_preemption_disabled+0x48/0x280
[  430.969233]  irq_exit+0x17f/0x1c0
[  430.972689]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.977563]  ? smp_reschedule_interrupt+0x109/0x650
[  430.982623]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.988507]  ? interrupt_entry+0xb5/0xc0
[  430.992573]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.997606]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.002679]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.007544]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.012592]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.017615]  ? task_prio+0x50/0x50
[  431.021170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.026734]  ? check_preemption_disabled+0x48/0x280
[  431.031765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.036628]  apic_timer_interrupt+0xf/0x20
[  431.040857]  </IRQ>
[  431.043101] RIP: 0010:dump_stack+0x358/0x39d
[  431.047512] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  431.066451] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  431.074169] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  431.081439] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  431.088708] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  431.095977] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  431.103257] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  431.110603]  ? dump_stack+0x34f/0x39d
[  431.114431]  ? dump_stack_print_info.cold.1+0x20/0x20
[  431.119645]  ? mark_held_locks+0x130/0x130
[  431.123884]  ? mark_held_locks+0x130/0x130
[  431.128125]  dump_header+0x27b/0xf72
[  431.131867]  ? pagefault_out_of_memory+0x197/0x197
[  431.136808]  ? __lock_acquire+0x62f/0x4c20
[  431.141048]  ? percpu_ref_get_many+0x240/0x240
[  431.145657]  ? print_usage_bug+0xc0/0xc0
[  431.149727]  ? zap_class+0x640/0x640
[  431.153445]  ? print_usage_bug+0xc0/0xc0
[  431.157508]  ? print_usage_bug+0xc0/0xc0
[  431.161590]  ? zap_class+0x640/0x640
[  431.165313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.170871]  ? find_held_lock+0x36/0x1c0
[  431.174945]  ? mark_held_locks+0xc7/0x130
[  431.179117]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.184225]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.189333]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  431.193933]  ? trace_hardirqs_on+0xbd/0x310
[  431.198283]  ? kasan_check_read+0x11/0x20
[  431.202445]  ? ___ratelimit+0x3b4/0x672
[  431.206422]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.211533]  ? trace_hardirqs_on+0x310/0x310
[  431.215948]  ? lock_downgrade+0x900/0x900
[  431.220143]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.225273]  ? ___ratelimit+0x3b9/0x672
[  431.229266]  ? idr_get_free+0xf70/0xf70
[  431.233268]  ? find_held_lock+0x36/0x1c0
[  431.237343]  oom_kill_process.cold.27+0x10/0x903
[  431.242101]  ? zap_class+0x640/0x640
[  431.245823]  ? check_preemption_disabled+0x48/0x280
[  431.250846]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.255807]  ? kasan_check_read+0x11/0x20
[  431.259971]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.265251]  ? oom_evaluate_task+0x540/0x540
[  431.269667]  ? find_held_lock+0x36/0x1c0
[  431.273745]  ? out_of_memory+0x974/0x1430
[  431.277896]  ? lock_downgrade+0x900/0x900
[  431.282077]  ? check_preemption_disabled+0x48/0x280
[  431.287096]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.292029]  ? kasan_check_read+0x11/0x20
[  431.296185]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.301463]  ? rcu_softirq_qs+0x20/0x20
[  431.305445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.310993]  ? oom_evaluate_task+0x302/0x540
[  431.315411]  out_of_memory+0xa84/0x1430
[  431.319401]  ? oom_killer_disable+0x3a0/0x3a0
[  431.323905]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  431.328849]  ? __ww_mutex_check_waiters+0x160/0x160
[  431.333879]  __alloc_pages_slowpath+0x2354/0x2e10
[  431.338754]  ? warn_alloc+0x120/0x120
[  431.342560]  ? mark_held_locks+0x130/0x130
[  431.346806]  ? find_get_entry+0xaae/0x1120
[  431.351060]  ? filemap_map_pages+0x1a20/0x1a20
[  431.355670]  ? zap_class+0x640/0x640
[  431.359411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.364958]  ? check_preemption_disabled+0x48/0x280
[  431.370008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.375552]  ? should_fail+0x22d/0xd01
[  431.379451]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.384561]  ? zap_class+0x640/0x640
[  431.388319]  ? __lock_is_held+0xb5/0x140
[  431.392394]  ? mark_held_locks+0x130/0x130
[  431.396636]  ? lock_release+0xa00/0xa00
[  431.400615]  ? perf_trace_sched_process_exec+0x860/0x860
[  431.406077]  ? xa_load+0x2ba/0x460
[  431.409624]  ? lock_downgrade+0x900/0x900
[  431.413785]  ? __might_sleep+0x95/0x190
[  431.417773]  __alloc_pages_nodemask+0xa80/0xde0
[  431.422458]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  431.427498]  ? __page_cache_alloc+0x191/0x5c0
[  431.432027]  ? xa_load+0x2e1/0x460
[  431.435608]  ? xa_clear_mark+0x40/0x40
[  431.439507]  ? zap_class+0x640/0x640
[  431.443231]  ? zap_class+0x640/0x640
[  431.446960]  ? zap_class+0x640/0x640
[  431.450699]  ? __do_page_cache_readahead+0x663/0x810
[  431.455811]  ? find_held_lock+0x36/0x1c0
[  431.459883]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  431.465436]  alloc_pages_current+0x173/0x350
[  431.469854]  __page_cache_alloc+0x38c/0x5c0
[  431.474188]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.479117]  ? kasan_check_read+0x11/0x20
[  431.483267]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.488551]  ? generic_perform_write+0x6a0/0x6a0
[  431.493313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.498856]  ? check_preemption_disabled+0x48/0x280
[  431.503889]  filemap_fault+0x1595/0x25f0
[  431.507994]  ? __lock_page_or_retry+0xa00/0xa00
[  431.512683]  ? mark_held_locks+0x130/0x130
[  431.516935]  ? filemap_map_pages+0xd6b/0x1a20
[  431.521439]  ? lock_downgrade+0x900/0x900
[  431.525595]  ? check_preemption_disabled+0x48/0x280
[  431.530620]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.535582]  ? kasan_check_read+0x11/0x20
[  431.539735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.545016]  ? rcu_softirq_qs+0x20/0x20
[  431.549035]  ? filemap_map_pages+0xd92/0x1a20
[  431.553566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.559130]  ? find_get_entries_tag+0x1400/0x1400
[  431.564006]  ? __lock_acquire+0x62f/0x4c20
[  431.568255]  ? lock_acquire+0x1ed/0x520
[  431.572243]  ? ext4_filemap_fault+0x7a/0xad
[  431.576584]  ? lock_release+0xa00/0xa00
[  431.580568]  ? perf_trace_sched_process_exec+0x860/0x860
[  431.586039]  ? print_usage_bug+0xc0/0xc0
[  431.590114]  ? print_usage_bug+0xc0/0xc0
[  431.594188]  ? down_read+0x8d/0x120
[  431.597813]  ? ext4_filemap_fault+0x7a/0xad
[  431.602151]  ? __down_interruptible+0x700/0x700
[  431.606833]  ext4_filemap_fault+0x82/0xad
[  431.610994]  __do_fault+0x100/0x6b0
[  431.614651]  ? pmd_devmap_trans_unstable+0x220/0x220
[  431.619760]  ? mark_held_locks+0x130/0x130
[  431.623997]  ? mark_held_locks+0x130/0x130
[  431.628240]  ? find_held_lock+0x36/0x1c0
[  431.632333]  ? find_held_lock+0x36/0x1c0
[  431.636403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.641950]  __handle_mm_fault+0x3ea0/0x5be0
[  431.646360]  ? poll_select_copy_remaining+0x18c/0x6a0
[  431.651587]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  431.656445]  ? __might_fault+0x12b/0x1e0
[  431.660511]  ? lock_downgrade+0x900/0x900
[  431.664679]  ? zap_class+0x640/0x640
[  431.668412]  ? zap_class+0x640/0x640
[  431.672241]  ? find_held_lock+0x36/0x1c0
[  431.676357]  ? handle_mm_fault+0x42a/0xc70
[  431.680631]  ? lock_downgrade+0x900/0x900
[  431.684786]  ? check_preemption_disabled+0x48/0x280
[  431.689813]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  431.694748]  ? kasan_check_read+0x11/0x20
[  431.698900]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.704196]  ? rcu_softirq_qs+0x20/0x20
[  431.708173]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.713292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.718835]  ? check_preemption_disabled+0x48/0x280
[  431.723888]  handle_mm_fault+0x54f/0xc70
[  431.727959]  ? __handle_mm_fault+0x5be0/0x5be0
[  431.732551]  ? find_vma+0x34/0x190
[  431.736108]  __do_page_fault+0x5e8/0xe60
[  431.740187]  ? trace_hardirqs_off+0xb8/0x310
[  431.744624]  do_page_fault+0xf2/0x7e0
[  431.748446]  ? vmalloc_sync_all+0x30/0x30
[  431.752608]  ? error_entry+0x70/0xd0
[  431.756325]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.761352]  ? trace_hardirqs_on_caller+0xc0/0x310
[  431.766284]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.771240]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.776099]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.781649]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.787106]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  431.792130]  ? prepare_exit_to_usermode+0x291/0x3b0
[  431.797151]  ? page_fault+0x8/0x30
[  431.800704]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.805560]  ? page_fault+0x8/0x30
[  431.809104]  page_fault+0x1e/0x30
[  431.812573] RIP: 0033:0x7f41334d1dd3
[  431.816303] Code: Bad RIP value.
[  431.819673] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  431.825035] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  431.832317] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  431.839603] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  431.846874] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  431.854151] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  431.861459] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  431.861465] warn_alloc_show_mem: 1 callbacks suppressed
[  431.861472] Mem-Info:
[  431.868755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.874129] active_anon:51440 inactive_anon:594 isolated_anon:0
[  431.874129]  active_file:10 inactive_file:13 isolated_file:0
[  431.874129]  unevictable:0 dirty:0 writeback:0 unstable:0
[  431.874129]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  431.874129]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  431.874129]  free:13749 free_pcp:129 free_cma:0
[  431.876504] Call Trace:
[  431.885899] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  431.918747]  <IRQ>
[  431.921323] 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
[  431.949002]  dump_stack+0x244/0x39d
[  431.951138] lowmem_reserve[]: 0 2818 6321 6321
[  431.977263]  ? dump_stack_print_info.cold.1+0x20/0x20
[  431.980868] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  431.985458]  warn_alloc.cold.116+0xb7/0x1bd
[  431.990625] lowmem_reserve[]: 0 0 3503 3503
[  432.017958]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.022260] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  432.026586]  ? lock_downgrade+0x900/0x900
[  432.031407] lowmem_reserve[]: 0 0 0 0
[  432.060397]  ? trace_hardirqs_off+0xb8/0x310
[  432.064523] 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
[  432.068324]  ? trace_hardirqs_off+0xb8/0x310
[  432.072712] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  432.086243]  __alloc_pages_slowpath+0x26e8/0x2e10
[  432.090626] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  432.105997]  ? warn_alloc+0x120/0x120
[  432.110804] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  432.126410]  ? print_usage_bug+0xc0/0xc0
[  432.130194] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  432.139025]  ? warn_alloc+0x120/0x120
[  432.143081] 673 total pagecache pages
[  432.151667]  ? warn_alloc+0x120/0x120
[  432.155455] 0 pages in swap cache
[  432.159249]  ? print_usage_bug+0xc0/0xc0
[  432.163032] Swap cache stats: add 0, delete 0, find 0/0
[  432.166514]  ? kvm_clock_read+0x18/0x30
[  432.170558] Free swap  = 0kB
[  432.170567] Total swap = 0kB
[  432.175934]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  432.179884] 1965979 pages RAM
[  432.182902]  ? print_usage_bug+0xc0/0xc0
[  432.185902] 0 pages HighMem/MovableOnly
[  432.190921]  ? __lock_acquire+0x62f/0x4c20
[  432.194007] 342854 pages reserved
[  432.198098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.202050] 0 pages cma reserved
[  432.206293]  ? should_fail+0x22d/0xd01
[  432.209797] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.215254]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.215272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.215293]  ? __lock_acquire+0x62f/0x4c20
[  432.218711] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.222532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.229011] init cpuset=/ mems_allowed=0
[  432.234279]  ? __lock_acquire+0x62f/0x4c20
[  432.234297]  ? should_fail+0x22d/0xd01
[  432.270526]  ? rcu_irq_exit+0x1a2/0x390
[  432.274519]  ? mark_held_locks+0x130/0x130
[  432.278770]  ? mark_held_locks+0x130/0x130
[  432.283017]  ? mark_held_locks+0xc7/0x130
[  432.287166]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  432.292181]  ? zap_class+0x640/0x640
[  432.295902]  ? print_usage_bug+0xc0/0xc0
[  432.299974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.305515]  ? check_preemption_disabled+0x48/0x280
[  432.310549]  ? __lock_is_held+0xb5/0x140
[  432.314629]  __alloc_pages_nodemask+0xa80/0xde0
[  432.319305]  ? zap_class+0x640/0x640
[  432.323036]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  432.328076]  ? find_held_lock+0x36/0x1c0
[  432.332154]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.336828]  ? lock_downgrade+0x900/0x900
[  432.340988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.346534]  cache_grow_begin+0xa5/0x8c0
[  432.350615]  ? do_raw_spin_unlock+0xa7/0x330
[  432.355035]  fallback_alloc+0x204/0x2e0
[  432.359021]  ____cache_alloc_node+0x1c7/0x1e0
[  432.363540]  kmem_cache_alloc_node+0xe3/0x730
[  432.368047]  ? ipv6_get_ifaddr+0x42e/0x620
[  432.372294]  __alloc_skb+0x119/0x770
[  432.376037]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.381334]  ? netdev_alloc_frag+0x1f0/0x1f0
[  432.385746]  ? lock_downgrade+0x900/0x900
[  432.389908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.395452]  ? refcount_sub_and_test_checked+0x203/0x310
[  432.400910]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  432.406362]  ? addrconf_rs_timer+0x690/0x690
[  432.410787]  ndisc_alloc_skb+0x144/0x340
[  432.414854]  ndisc_send_rs+0x331/0x6e0
[  432.418754]  addrconf_rs_timer+0x314/0x690
[  432.422996]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.427267]  call_timer_fn+0x272/0x920
[  432.431160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.435496]  ? process_timeout+0x40/0x40
[  432.439570]  ? __run_timers+0x7da/0xc70
[  432.443564]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.448076]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.452578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.456818]  ? lockdep_hardirqs_on+0x296/0x5b0
[  432.461405]  ? trace_hardirqs_on+0xbd/0x310
[  432.465731]  ? kasan_check_read+0x11/0x20
[  432.469882]  ? __run_timers+0x7da/0xc70
[  432.473860]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.478970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.483213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.487448]  __run_timers+0x7e5/0xc70
[  432.491263]  ? timer_fixup_init+0x70/0x70
[  432.495426]  ? lock_acquire+0x1ed/0x520
[  432.499407]  ? zap_class+0x640/0x640
[  432.503142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.508700]  ? kasan_check_read+0x11/0x20
[  432.512851]  ? do_raw_spin_lock+0x14f/0x350
[  432.517182]  ? find_held_lock+0x36/0x1c0
[  432.521261]  ? zap_class+0x640/0x640
[  432.524997]  ? pvclock_read_flags+0x160/0x160
[  432.529505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.535056]  ? check_preemption_disabled+0x48/0x280
[  432.540094]  ? __lock_is_held+0xb5/0x140
[  432.544170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.549718]  ? check_preemption_disabled+0x48/0x280
[  432.554745]  run_timer_softirq+0x52/0xb0
[  432.558815]  ? rcu_read_lock_sched_held+0x14f/0x180
[  432.563860]  __do_softirq+0x308/0xb7e
[  432.567671]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  432.572171]  ? lock_downgrade+0x900/0x900
[  432.576348]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  432.581487]  ? pvclock_read_flags+0x160/0x160
[  432.585989]  ? lapic_next_event+0x5a/0x90
[  432.590146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.595694]  ? kvm_clock_read+0x18/0x30
[  432.599677]  ? kvm_sched_clock_read+0x9/0x20
[  432.604092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.609637]  ? check_preemption_disabled+0x48/0x280
[  432.614671]  irq_exit+0x17f/0x1c0
[  432.618134]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.622978]  ? smp_reschedule_interrupt+0x109/0x650
[  432.628001]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.633890]  ? interrupt_entry+0xb5/0xc0
[  432.637959]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.642980]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.648025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.652874]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.657894]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.662915]  ? task_prio+0x50/0x50
[  432.666465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.672013]  ? check_preemption_disabled+0x48/0x280
[  432.677044]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.681902]  apic_timer_interrupt+0xf/0x20
[  432.686158]  </IRQ>
[  432.688402] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  432.694288] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  432.713205] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  432.720917] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  432.728188] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  432.735460] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  432.742730] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  432.750000] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  432.757316]  ? save_stack+0xa9/0xd0
[  432.760960]  __kmalloc_node_track_caller+0x3c/0x70
[  432.765904]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  432.770699]  pskb_expand_head+0x230/0x10f0
[  432.774941]  ? check_preemption_disabled+0x48/0x280
[  432.779974]  ? memcpy+0x45/0x50
[  432.783264]  ? __copy_skb_header+0x350/0x6b0
[  432.787678]  ? skb_release_data+0x880/0x880
[  432.792006]  ? __alloc_skb+0x770/0x770
[  432.795912]  ? __lock_is_held+0xb5/0x140
[  432.799990]  ? kasan_check_write+0x14/0x20
[  432.804235]  ? __skb_clone+0x6c7/0xa00
[  432.808129]  ? __copy_skb_header+0x6b0/0x6b0
[  432.812558]  ? kmem_cache_alloc+0x33a/0x730
[  432.816894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.822447]  skb_ensure_writable+0x3dd/0x640
[  432.826869]  ? skb_checksum_setup+0xaa0/0xaa0
[  432.831375]  ? preempt_notifier_register+0x200/0x200
[  432.836480]  ? __switch_to_asm+0x34/0x70
[  432.840556]  ? __switch_to_asm+0x34/0x70
[  432.844619]  ? __switch_to_asm+0x40/0x70
[  432.848693]  ? __switch_to_asm+0x34/0x70
[  432.852756]  ? __switch_to_asm+0x40/0x70
[  432.856825]  ? __switch_to_asm+0x40/0x70
[  432.860887]  ? __switch_to_asm+0x34/0x70
[  432.864951]  ? __switch_to_asm+0x34/0x70
[  432.869017]  ? __switch_to_asm+0x40/0x70
[  432.873080]  ? __switch_to_asm+0x34/0x70
[  432.877156]  bpf_clone_redirect+0x14a/0x490
[  432.881491]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  432.886535]  ? __sched_text_start+0x8/0x8
[  432.890709]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  432.895480]  ? find_held_lock+0x36/0x1c0
[  432.899570]  ? lock_acquire+0x1ed/0x520
[  432.903563]  ? bpf_test_run+0x3cb/0x780
[  432.907561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.913114]  ? check_preemption_disabled+0x48/0x280
[  432.918147]  ? kasan_check_read+0x11/0x20
[  432.922299]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.927585]  ? rcu_softirq_qs+0x20/0x20
[  432.931578]  ? preempt_schedule+0x4d/0x60
[  432.935733]  ? ___preempt_schedule+0x16/0x18
[  432.940155]  ? bpf_test_run+0x25d/0x780
[  432.944144]  ? netlink_diag_dump+0x2a0/0x2a0
[  432.948579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.954124]  ? bpf_test_init.isra.10+0x70/0x100
[  432.958804]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  432.963589]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  432.968438]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.973984]  ? fput+0x130/0x1a0
[  432.977271]  ? __bpf_prog_get+0x9b/0x290
[  432.981345]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  432.986194]  ? bpf_prog_test_run+0x130/0x1a0
[  432.990615]  ? __x64_sys_bpf+0x3d8/0x520
[  432.994679]  ? bpf_prog_get+0x20/0x20
[  432.998502]  ? do_syscall_64+0x1b9/0x820
[  433.002578]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  433.007953]  ? syscall_return_slowpath+0x5e0/0x5e0
[  433.012893]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.017919]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  433.022941]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  433.029618]  ? __switch_to_asm+0x40/0x70
[  433.033682]  ? __switch_to_asm+0x34/0x70
[  433.037756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.042615]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  433.047999] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  433.048090] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  433.054161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.054171] Call Trace:
[  433.060758] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  433.070008]  <IRQ>
[  433.072585] syz-executor1 cpuset=syz1 mems_allowed=0
[  433.083073]  dump_stack+0x244/0x39d
[  433.093916]  ? dump_stack_print_info.cold.1+0x20/0x20
[  433.099124]  warn_alloc.cold.116+0xb7/0x1bd
[  433.103456]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.108306]  ? lock_downgrade+0x900/0x900
[  433.112469]  ? trace_hardirqs_off+0xb8/0x310
[  433.116886]  ? trace_hardirqs_off+0xb8/0x310
[  433.121309]  __alloc_pages_slowpath+0x26e8/0x2e10
[  433.126183]  ? warn_alloc+0x120/0x120
[  433.129989]  ? print_usage_bug+0xc0/0xc0
[  433.134060]  ? warn_alloc+0x120/0x120
[  433.137869]  ? warn_alloc+0x120/0x120
[  433.141677]  ? print_usage_bug+0xc0/0xc0
[  433.145749]  ? print_usage_bug+0xc0/0xc0
[  433.149820]  ? __lock_acquire+0x62f/0x4c20
[  433.154074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.159628]  ? should_fail+0x22d/0xd01
[  433.163524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.168632]  ? __lock_acquire+0x62f/0x4c20
[  433.172878]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.177982]  ? __lock_acquire+0x62f/0x4c20
[  433.182215]  ? should_fail+0x22d/0xd01
[  433.186127]  ? find_held_lock+0x36/0x1c0
[  433.190201]  ? mark_held_locks+0x130/0x130
[  433.194448]  ? mark_held_locks+0x130/0x130
[  433.198702]  ? zap_class+0x640/0x640
[  433.202437]  ? zap_class+0x640/0x640
[  433.206158]  ? print_usage_bug+0xc0/0xc0
[  433.210259]  ? do_raw_spin_unlock+0xa7/0x330
[  433.214673]  ? zap_class+0x640/0x640
[  433.218390]  ? print_usage_bug+0xc0/0xc0
[  433.222453]  ? wq_watchdog_touch+0x9c/0xfe
[  433.226696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.232239]  ? check_preemption_disabled+0x48/0x280
[  433.237267]  ? __lock_is_held+0xb5/0x140
[  433.241342]  __alloc_pages_nodemask+0xa80/0xde0
[  433.246012]  ? zap_class+0x640/0x640
[  433.249734]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  433.254763]  ? find_held_lock+0x36/0x1c0
[  433.258837]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.263510]  ? lock_downgrade+0x900/0x900
[  433.267674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.273217]  cache_grow_begin+0xa5/0x8c0
[  433.277291]  ? do_raw_spin_unlock+0xa7/0x330
[  433.281712]  fallback_alloc+0x204/0x2e0
[  433.285695]  ____cache_alloc_node+0x1c7/0x1e0
[  433.290204]  kmem_cache_alloc_node+0xe3/0x730
[  433.294715]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.298968]  __alloc_skb+0x119/0x770
[  433.302702]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.307987]  ? netdev_alloc_frag+0x1f0/0x1f0
[  433.312402]  ? lock_downgrade+0x900/0x900
[  433.316564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.322112]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.327569]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.333024]  ? addrconf_rs_timer+0x690/0x690
[  433.337454]  ndisc_alloc_skb+0x144/0x340
[  433.341524]  ndisc_send_rs+0x331/0x6e0
[  433.345422]  addrconf_rs_timer+0x314/0x690
[  433.349685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.353934]  call_timer_fn+0x272/0x920
[  433.357839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.362083]  ? process_timeout+0x40/0x40
[  433.366156]  ? mark_held_locks+0xc7/0x130
[  433.370336]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.374835]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.379334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.383575]  ? lockdep_hardirqs_on+0x296/0x5b0
[  433.388165]  ? trace_hardirqs_on+0xbd/0x310
[  433.392491]  ? kasan_check_read+0x11/0x20
[  433.396655]  ? __run_timers+0x7da/0xc70
[  433.400648]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.405762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.410043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.414339]  __run_timers+0x7e5/0xc70
[  433.418160]  ? timer_fixup_init+0x70/0x70
[  433.422350]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  433.427371]  ? zap_class+0x640/0x640
[  433.431094]  ? print_usage_bug+0xc0/0xc0
[  433.435177]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  433.440378]  ? find_held_lock+0x36/0x1c0
[  433.444446]  ? zap_class+0x640/0x640
[  433.448167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.453721]  ? check_preemption_disabled+0x48/0x280
[  433.458750]  ? __lock_is_held+0xb5/0x140
[  433.462845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.468391]  ? check_preemption_disabled+0x48/0x280
[  433.473416]  run_timer_softirq+0x52/0xb0
[  433.477483]  ? rcu_read_lock_sched_held+0x14f/0x180
[  433.482502]  __do_softirq+0x308/0xb7e
[  433.486312]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  433.490809]  ? lock_downgrade+0x900/0x900
[  433.494964]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  433.500090]  ? pvclock_read_flags+0x160/0x160
[  433.504595]  ? lapic_next_event+0x5a/0x90
[  433.508751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.514297]  ? kvm_clock_read+0x18/0x30
[  433.518274]  ? kvm_sched_clock_read+0x9/0x20
[  433.522690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.528234]  ? check_preemption_disabled+0x48/0x280
[  433.533262]  irq_exit+0x17f/0x1c0
[  433.536736]  smp_apic_timer_interrupt+0x1cb/0x760
[  433.541582]  ? smp_reschedule_interrupt+0x109/0x650
[  433.546602]  ? smp_call_function_single_interrupt+0x650/0x650
[  433.552499]  ? interrupt_entry+0xb5/0xc0
[  433.556597]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.561622]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.566648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.571495]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.576511]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.581527]  ? task_prio+0x50/0x50
[  433.585087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.590640]  ? check_preemption_disabled+0x48/0x280
[  433.595667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.600522]  apic_timer_interrupt+0xf/0x20
[  433.604752]  </IRQ>
[  433.606994] RIP: 0010:dump_stack+0x358/0x39d
[  433.611404] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  433.630362] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  433.638078] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  433.645345] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  433.652611] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  433.659878] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  433.667150] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  433.674686]  ? dump_stack+0x34f/0x39d
[  433.678511]  ? dump_stack_print_info.cold.1+0x20/0x20
[  433.683714]  ? mark_held_locks+0x130/0x130
[  433.687953]  ? mark_held_locks+0x130/0x130
[  433.692197]  dump_header+0x27b/0xf72
[  433.695956]  ? pagefault_out_of_memory+0x197/0x197
[  433.700919]  ? __lock_acquire+0x62f/0x4c20
[  433.705164]  ? percpu_ref_get_many+0x240/0x240
[  433.709757]  ? print_usage_bug+0xc0/0xc0
[  433.713828]  ? zap_class+0x640/0x640
[  433.717551]  ? print_usage_bug+0xc0/0xc0
[  433.721628]  ? print_usage_bug+0xc0/0xc0
[  433.725697]  ? zap_class+0x640/0x640
[  433.729421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.734968]  ? find_held_lock+0x36/0x1c0
[  433.739043]  ? mark_held_locks+0xc7/0x130
[  433.743208]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.748313]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.753429]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  433.758028]  ? trace_hardirqs_on+0xbd/0x310
[  433.762360]  ? kasan_check_read+0x11/0x20
[  433.766513]  ? ___ratelimit+0x3b4/0x672
[  433.770504]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.775610]  ? trace_hardirqs_on+0x310/0x310
[  433.780417]  ? lock_downgrade+0x900/0x900
[  433.784581]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.789690]  ? ___ratelimit+0x3b9/0x672
[  433.793673]  ? idr_get_free+0xf70/0xf70
[  433.797654]  ? find_held_lock+0x36/0x1c0
[  433.801729]  oom_kill_process.cold.27+0x10/0x903
[  433.806495]  ? zap_class+0x640/0x640
[  433.810219]  ? check_preemption_disabled+0x48/0x280
[  433.815245]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.820180]  ? kasan_check_read+0x11/0x20
[  433.824330]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.829617]  ? oom_evaluate_task+0x540/0x540
[  433.834034]  ? find_held_lock+0x36/0x1c0
[  433.838114]  ? out_of_memory+0x974/0x1430
[  433.842267]  ? lock_downgrade+0x900/0x900
[  433.846422]  ? check_preemption_disabled+0x48/0x280
[  433.851443]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.856374]  ? kasan_check_read+0x11/0x20
[  433.860522]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.865813]  ? rcu_softirq_qs+0x20/0x20
[  433.869796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.875335]  ? oom_evaluate_task+0x302/0x540
[  433.879748]  out_of_memory+0xa84/0x1430
[  433.883736]  ? oom_killer_disable+0x3a0/0x3a0
[  433.888236]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  433.893174]  ? __ww_mutex_check_waiters+0x160/0x160
[  433.898209]  __alloc_pages_slowpath+0x2354/0x2e10
[  433.903094]  ? warn_alloc+0x120/0x120
[  433.906900]  ? mark_held_locks+0x130/0x130
[  433.911142]  ? find_get_entry+0xaae/0x1120
[  433.915410]  ? filemap_map_pages+0x1a20/0x1a20
[  433.920017]  ? zap_class+0x640/0x640
[  433.923765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.929308]  ? check_preemption_disabled+0x48/0x280
[  433.934325]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.939867]  ? should_fail+0x22d/0xd01
[  433.943768]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.948874]  ? zap_class+0x640/0x640
[  433.952617]  ? __lock_is_held+0xb5/0x140
[  433.956698]  ? mark_held_locks+0x130/0x130
[  433.960952]  ? lock_release+0xa00/0xa00
[  433.964940]  ? perf_trace_sched_process_exec+0x860/0x860
[  433.970398]  ? xa_load+0x2ba/0x460
[  433.973950]  ? lock_downgrade+0x900/0x900
[  433.978116]  ? __might_sleep+0x95/0x190
[  433.982106]  __alloc_pages_nodemask+0xa80/0xde0
[  433.986794]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  433.991816]  ? __page_cache_alloc+0x191/0x5c0
[  433.996317]  ? xa_load+0x2e1/0x460
[  433.999864]  ? xa_clear_mark+0x40/0x40
[  434.003764]  ? zap_class+0x640/0x640
[  434.007489]  ? zap_class+0x640/0x640
[  434.011205]  ? zap_class+0x640/0x640
[  434.014926]  ? __do_page_cache_readahead+0x663/0x810
[  434.020047]  ? find_held_lock+0x36/0x1c0
[  434.024129]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  434.029687]  alloc_pages_current+0x173/0x350
[  434.034109]  __page_cache_alloc+0x38c/0x5c0
[  434.038432]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  434.043364]  ? kasan_check_read+0x11/0x20
[  434.047518]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.052813]  ? generic_perform_write+0x6a0/0x6a0
[  434.057579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.063125]  ? check_preemption_disabled+0x48/0x280
[  434.068159]  filemap_fault+0x1595/0x25f0
[  434.072242]  ? __lock_page_or_retry+0xa00/0xa00
[  434.076921]  ? mark_held_locks+0x130/0x130
[  434.081172]  ? filemap_map_pages+0xd6b/0x1a20
[  434.085674]  ? lock_downgrade+0x900/0x900
[  434.089826]  ? check_preemption_disabled+0x48/0x280
[  434.094849]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  434.099780]  ? kasan_check_read+0x11/0x20
[  434.103931]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.109211]  ? rcu_softirq_qs+0x20/0x20
[  434.113203]  ? filemap_map_pages+0xd92/0x1a20
[  434.117706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.123255]  ? find_get_entries_tag+0x1400/0x1400
[  434.128108]  ? __lock_acquire+0x62f/0x4c20
[  434.132361]  ? lock_acquire+0x1ed/0x520
[  434.136362]  ? ext4_filemap_fault+0x7a/0xad
[  434.140697]  ? lock_release+0xa00/0xa00
[  434.144675]  ? perf_trace_sched_process_exec+0x860/0x860
[  434.150133]  ? print_usage_bug+0xc0/0xc0
[  434.154201]  ? print_usage_bug+0xc0/0xc0
[  434.158282]  ? down_read+0x8d/0x120
[  434.161908]  ? ext4_filemap_fault+0x7a/0xad
[  434.166236]  ? __down_interruptible+0x700/0x700
[  434.170917]  ext4_filemap_fault+0x82/0xad
[  434.175081]  __do_fault+0x100/0x6b0
[  434.178725]  ? pmd_devmap_trans_unstable+0x220/0x220
[  434.183839]  ? mark_held_locks+0x130/0x130
[  434.188088]  ? mark_held_locks+0x130/0x130
[  434.192326]  ? find_held_lock+0x36/0x1c0
[  434.196410]  ? find_held_lock+0x36/0x1c0
[  434.200480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.206027]  __handle_mm_fault+0x3ea0/0x5be0
[  434.210445]  ? poll_select_copy_remaining+0x18c/0x6a0
[  434.215648]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  434.220502]  ? __might_fault+0x12b/0x1e0
[  434.224584]  ? lock_downgrade+0x900/0x900
[  434.228751]  ? zap_class+0x640/0x640
[  434.232469]  ? zap_class+0x640/0x640
[  434.236195]  ? find_held_lock+0x36/0x1c0
[  434.240272]  ? handle_mm_fault+0x42a/0xc70
[  434.244516]  ? lock_downgrade+0x900/0x900
[  434.248677]  ? check_preemption_disabled+0x48/0x280
[  434.253704]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  434.258641]  ? kasan_check_read+0x11/0x20
[  434.262791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.268075]  ? rcu_softirq_qs+0x20/0x20
[  434.272078]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.277190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.282731]  ? check_preemption_disabled+0x48/0x280
[  434.287762]  handle_mm_fault+0x54f/0xc70
[  434.291830]  ? __handle_mm_fault+0x5be0/0x5be0
[  434.296425]  ? find_vma+0x34/0x190
[  434.299978]  __do_page_fault+0x5e8/0xe60
[  434.304042]  ? trace_hardirqs_off+0xb8/0x310
[  434.308469]  do_page_fault+0xf2/0x7e0
[  434.312273]  ? vmalloc_sync_all+0x30/0x30
[  434.316429]  ? error_entry+0x70/0xd0
[  434.320151]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.325172]  ? trace_hardirqs_on_caller+0xc0/0x310
[  434.330114]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.335049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.339909]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.344930]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.350388]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  434.355409]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.360432]  ? page_fault+0x8/0x30
[  434.363978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.368826]  ? page_fault+0x8/0x30
[  434.372376]  page_fault+0x1e/0x30
[  434.375835] RIP: 0033:0x7f41334d1dd3
[  434.379576] Code: Bad RIP value.
[  434.382944] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  434.388311] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  434.395585] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  434.402855] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  434.410123] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  434.417391] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  434.424684] warn_alloc_show_mem: 1 callbacks suppressed
[  434.424696] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  434.424698] Mem-Info:
[  434.424730] active_anon:51440 inactive_anon:594 isolated_anon:0
[  434.424730]  active_file:10 inactive_file:13 isolated_file:0
[  434.424730]  unevictable:0 dirty:0 writeback:0 unstable:0
[  434.424730]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  434.424730]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  434.424730]  free:13749 free_pcp:129 free_cma:0
[  434.430085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  434.437368] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  434.439769] Call Trace:
[  434.472647] 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
[  434.481998]  <IRQ>
[  434.509675] lowmem_reserve[]: 0 2818 6321 6321
[  434.512279]  dump_stack+0x244/0x39d
[  434.538383] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  434.540561]  ? dump_stack_print_info.cold.1+0x20/0x20
[  434.545111] lowmem_reserve[]: 0 0 3503 3503
[  434.548752]  warn_alloc.cold.116+0xb7/0x1bd
[  434.576060] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  434.581262]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.585559] lowmem_reserve[]: 0 0 0 0
[  434.589919]  ? lock_downgrade+0x900/0x900
[  434.618890] 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
[  434.623755]  ? trace_hardirqs_off+0xb8/0x310
[  434.627616] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  434.631768]  ? trace_hardirqs_off+0xb8/0x310
[  434.645279] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  434.649704]  __alloc_pages_slowpath+0x26e8/0x2e10
[  434.665029] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  434.669461]  ? warn_alloc+0x120/0x120
[  434.685024] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  434.685034] 673 total pagecache pages
[  434.689881]  ? print_usage_bug+0xc0/0xc0
[  434.698721] 0 pages in swap cache
[  434.702516]  ? warn_alloc+0x120/0x120
[  434.711081] Swap cache stats: add 0, delete 0, find 0/0
[  434.714876]  ? warn_alloc+0x120/0x120
[  434.718945] Free swap  = 0kB
[  434.722403]  ? print_usage_bug+0xc0/0xc0
[  434.726185] Total swap = 0kB
[  434.731564]  ? kvm_clock_read+0x18/0x30
[  434.735337] 1965979 pages RAM
[  434.738361]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  434.742392] 0 pages HighMem/MovableOnly
[  434.742402] 342854 pages reserved
[  434.745439]  ? print_usage_bug+0xc0/0xc0
[  434.749393] 0 pages cma reserved
[  434.752498]  ? __lock_acquire+0x62f/0x4c20
[  434.757586] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  434.761467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.765060] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.768970]  ? should_fail+0x22d/0xd01
[  434.772316] init cpuset=/ mems_allowed=0
[  434.776560]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.811430]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.816550]  ? __lock_acquire+0x62f/0x4c20
[  434.820799]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.825903]  ? __lock_acquire+0x62f/0x4c20
[  434.830140]  ? should_fail+0x22d/0xd01
[  434.834028]  ? rcu_irq_exit+0x1a2/0x390
[  434.838032]  ? mark_held_locks+0x130/0x130
[  434.842281]  ? mark_held_locks+0x130/0x130
[  434.846564]  ? mark_held_locks+0xc7/0x130
[  434.850716]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  434.855735]  ? zap_class+0x640/0x640
[  434.859453]  ? print_usage_bug+0xc0/0xc0
[  434.863533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.869085]  ? check_preemption_disabled+0x48/0x280
[  434.874129]  ? __lock_is_held+0xb5/0x140
[  434.878197]  __alloc_pages_nodemask+0xa80/0xde0
[  434.882868]  ? zap_class+0x640/0x640
[  434.886599]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  434.891628]  ? find_held_lock+0x36/0x1c0
[  434.895706]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.900375]  ? lock_downgrade+0x900/0x900
[  434.904531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.910101]  cache_grow_begin+0xa5/0x8c0
[  434.914178]  ? do_raw_spin_unlock+0xa7/0x330
[  434.918607]  fallback_alloc+0x204/0x2e0
[  434.922592]  ____cache_alloc_node+0x1c7/0x1e0
[  434.927094]  kmem_cache_alloc_node+0xe3/0x730
[  434.931592]  ? ipv6_get_ifaddr+0x42e/0x620
[  434.935844]  __alloc_skb+0x119/0x770
[  434.939578]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.944867]  ? netdev_alloc_frag+0x1f0/0x1f0
[  434.949275]  ? lock_downgrade+0x900/0x900
[  434.953434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.958975]  ? refcount_sub_and_test_checked+0x203/0x310
[  434.964431]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  434.969881]  ? addrconf_rs_timer+0x690/0x690
[  434.974311]  ndisc_alloc_skb+0x144/0x340
[  434.978392]  ndisc_send_rs+0x331/0x6e0
[  434.982284]  addrconf_rs_timer+0x314/0x690
[  434.986546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.990805]  call_timer_fn+0x272/0x920
[  434.994696]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.998935]  ? process_timeout+0x40/0x40
[  435.003009]  ? __run_timers+0x7da/0xc70
[  435.006987]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.011494]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.015990]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.020269]  ? lockdep_hardirqs_on+0x296/0x5b0
[  435.024859]  ? trace_hardirqs_on+0xbd/0x310
[  435.029180]  ? kasan_check_read+0x11/0x20
[  435.033329]  ? __run_timers+0x7da/0xc70
[  435.037318]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.042442]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.046686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.050929]  __run_timers+0x7e5/0xc70
[  435.054744]  ? timer_fixup_init+0x70/0x70
[  435.058900]  ? lock_acquire+0x1ed/0x520
[  435.062879]  ? zap_class+0x640/0x640
[  435.066602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.072161]  ? kasan_check_read+0x11/0x20
[  435.076334]  ? do_raw_spin_lock+0x14f/0x350
[  435.080677]  ? find_held_lock+0x36/0x1c0
[  435.084748]  ? zap_class+0x640/0x640
[  435.088473]  ? pvclock_read_flags+0x160/0x160
[  435.092974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.098527]  ? check_preemption_disabled+0x48/0x280
[  435.103578]  ? __lock_is_held+0xb5/0x140
[  435.107644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.113186]  ? check_preemption_disabled+0x48/0x280
[  435.118222]  run_timer_softirq+0x52/0xb0
[  435.122288]  ? rcu_read_lock_sched_held+0x14f/0x180
[  435.127308]  __do_softirq+0x308/0xb7e
[  435.131129]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  435.135628]  ? lock_downgrade+0x900/0x900
[  435.139794]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  435.144905]  ? pvclock_read_flags+0x160/0x160
[  435.149408]  ? lapic_next_event+0x5a/0x90
[  435.153573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.159121]  ? kvm_clock_read+0x18/0x30
[  435.163099]  ? kvm_sched_clock_read+0x9/0x20
[  435.167514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.173066]  ? check_preemption_disabled+0x48/0x280
[  435.178095]  irq_exit+0x17f/0x1c0
[  435.181568]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.186415]  ? smp_reschedule_interrupt+0x109/0x650
[  435.191437]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.197333]  ? interrupt_entry+0xb5/0xc0
[  435.201398]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.206424]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.211441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.216287]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.221306]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.226322]  ? task_prio+0x50/0x50
[  435.229871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.235412]  ? check_preemption_disabled+0x48/0x280
[  435.240440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.245294]  apic_timer_interrupt+0xf/0x20
[  435.249523]  </IRQ>
[  435.251779] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  435.257672] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  435.276582] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  435.284299] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  435.291581] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  435.298850] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  435.306117] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  435.313381] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  435.320695]  ? save_stack+0xa9/0xd0
[  435.324363]  __kmalloc_node_track_caller+0x3c/0x70
[  435.329316]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  435.334129]  pskb_expand_head+0x230/0x10f0
[  435.338392]  ? check_preemption_disabled+0x48/0x280
[  435.343426]  ? memcpy+0x45/0x50
[  435.346711]  ? __copy_skb_header+0x350/0x6b0
[  435.351122]  ? skb_release_data+0x880/0x880
[  435.355457]  ? __alloc_skb+0x770/0x770
[  435.359371]  ? __lock_is_held+0xb5/0x140
[  435.363441]  ? kasan_check_write+0x14/0x20
[  435.367676]  ? __skb_clone+0x6c7/0xa00
[  435.371578]  ? __copy_skb_header+0x6b0/0x6b0
[  435.375998]  ? kmem_cache_alloc+0x33a/0x730
[  435.380340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.385900]  skb_ensure_writable+0x3dd/0x640
[  435.390335]  ? skb_checksum_setup+0xaa0/0xaa0
[  435.394842]  ? preempt_notifier_register+0x200/0x200
[  435.399947]  ? __switch_to_asm+0x34/0x70
[  435.404008]  ? __switch_to_asm+0x34/0x70
[  435.408094]  ? __switch_to_asm+0x40/0x70
[  435.412156]  ? __switch_to_asm+0x34/0x70
[  435.416226]  ? __switch_to_asm+0x40/0x70
[  435.420286]  ? __switch_to_asm+0x40/0x70
[  435.424346]  ? __switch_to_asm+0x34/0x70
[  435.428406]  ? __switch_to_asm+0x34/0x70
[  435.432465]  ? __switch_to_asm+0x40/0x70
[  435.436526]  ? __switch_to_asm+0x34/0x70
[  435.440606]  bpf_clone_redirect+0x14a/0x490
[  435.444941]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  435.449973]  ? __sched_text_start+0x8/0x8
[  435.454128]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  435.458897]  ? find_held_lock+0x36/0x1c0
[  435.462969]  ? lock_acquire+0x1ed/0x520
[  435.466950]  ? bpf_test_run+0x3cb/0x780
[  435.470930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.476474]  ? check_preemption_disabled+0x48/0x280
[  435.481520]  ? kasan_check_read+0x11/0x20
[  435.485691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.490971]  ? rcu_softirq_qs+0x20/0x20
[  435.494952]  ? preempt_schedule+0x4d/0x60
[  435.499102]  ? ___preempt_schedule+0x16/0x18
[  435.503523]  ? bpf_test_run+0x25d/0x780
[  435.507557]  ? netlink_diag_dump+0x2a0/0x2a0
[  435.511987]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.517526]  ? bpf_test_init.isra.10+0x70/0x100
[  435.522212]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  435.526981]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  435.531835]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.537390]  ? fput+0x130/0x1a0
[  435.540693]  ? __bpf_prog_get+0x9b/0x290
[  435.544772]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  435.549616]  ? bpf_prog_test_run+0x130/0x1a0
[  435.554034]  ? __x64_sys_bpf+0x3d8/0x520
[  435.558100]  ? bpf_prog_get+0x20/0x20
[  435.561939]  ? do_syscall_64+0x1b9/0x820
[  435.566004]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  435.571369]  ? syscall_return_slowpath+0x5e0/0x5e0
[  435.576307]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.581358]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  435.586391]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  435.593072]  ? __switch_to_asm+0x40/0x70
[  435.597132]  ? __switch_to_asm+0x34/0x70
[  435.601218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.606070]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  435.611471] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  435.611575] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  435.617631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.617637] Call Trace:
[  435.617645]  <IRQ>
[  435.617663]  dump_stack+0x244/0x39d
[  435.617685]  ? dump_stack_print_info.cold.1+0x20/0x20
[  435.624226] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.633561]  warn_alloc.cold.116+0xb7/0x1bd
[  435.636136] syz-executor1 cpuset=syz1 mems_allowed=0
[  435.638284]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.671791]  ? lock_downgrade+0x900/0x900
[  435.676087]  ? trace_hardirqs_off+0xb8/0x310
[  435.680504]  ? trace_hardirqs_off+0xb8/0x310
[  435.684923]  __alloc_pages_slowpath+0x26e8/0x2e10
[  435.689800]  ? warn_alloc+0x120/0x120
[  435.693623]  ? warn_alloc+0x120/0x120
[  435.697448]  ? warn_alloc+0x120/0x120
[  435.701252]  ? print_usage_bug+0xc0/0xc0
[  435.705380]  ? print_usage_bug+0xc0/0xc0
[  435.709464]  ? mark_held_locks+0x130/0x130
[  435.713718]  ? should_fail+0x22d/0xd01
[  435.717611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.723162]  ? should_fail+0x22d/0xd01
[  435.727065]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.732188]  ? __lock_acquire+0x62f/0x4c20
[  435.736445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.741550]  ? __lock_acquire+0x62f/0x4c20
[  435.745789]  ? should_fail+0x22d/0xd01
[  435.749694]  ? mark_held_locks+0x130/0x130
[  435.753941]  ? mark_held_locks+0x130/0x130
[  435.758195]  ? zap_class+0x640/0x640
[  435.761914]  ? check_preemption_disabled+0x48/0x280
[  435.766936]  ? zap_class+0x640/0x640
[  435.770650]  ? print_usage_bug+0xc0/0xc0
[  435.774739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.780848]  ? check_preemption_disabled+0x48/0x280
[  435.785879]  ? __lock_is_held+0xb5/0x140
[  435.789952]  __alloc_pages_nodemask+0xa80/0xde0
[  435.794625]  ? zap_class+0x640/0x640
[  435.798348]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  435.803403]  ? find_held_lock+0x36/0x1c0
[  435.807496]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.812191]  ? lock_downgrade+0x900/0x900
[  435.816351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.821897]  cache_grow_begin+0xa5/0x8c0
[  435.825965]  ? do_raw_spin_unlock+0xa7/0x330
[  435.830385]  fallback_alloc+0x204/0x2e0
[  435.834370]  ____cache_alloc_node+0x1c7/0x1e0
[  435.838897]  kmem_cache_alloc_node+0xe3/0x730
[  435.843413]  ? ipv6_get_ifaddr+0x42e/0x620
[  435.847665]  __alloc_skb+0x119/0x770
[  435.851383]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.856668]  ? netdev_alloc_frag+0x1f0/0x1f0
[  435.861089]  ? lock_downgrade+0x900/0x900
[  435.865247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.870792]  ? refcount_sub_and_test_checked+0x203/0x310
[  435.876250]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  435.881705]  ? addrconf_rs_timer+0x690/0x690
[  435.886141]  ndisc_alloc_skb+0x144/0x340
[  435.890223]  ndisc_send_rs+0x331/0x6e0
[  435.894136]  addrconf_rs_timer+0x314/0x690
[  435.898380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.902632]  call_timer_fn+0x272/0x920
[  435.906524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.910791]  ? process_timeout+0x40/0x40
[  435.914866]  ? mark_held_locks+0xc7/0x130
[  435.919018]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.923517]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.928019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.932276]  ? lockdep_hardirqs_on+0x296/0x5b0
[  435.936865]  ? trace_hardirqs_on+0xbd/0x310
[  435.941197]  ? kasan_check_read+0x11/0x20
[  435.945347]  ? __run_timers+0x7da/0xc70
[  435.949323]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.954451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.958697]  __run_timers+0x7e5/0xc70
[  435.962511]  ? timer_fixup_init+0x70/0x70
[  435.966671]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  435.971697]  ? zap_class+0x640/0x640
[  435.975420]  ? print_usage_bug+0xc0/0xc0
[  435.979500]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  435.984702]  ? find_held_lock+0x36/0x1c0
[  435.988789]  ? zap_class+0x640/0x640
[  435.992511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.998066]  ? check_preemption_disabled+0x48/0x280
[  436.003096]  ? __lock_is_held+0xb5/0x140
[  436.007176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.012719]  ? check_preemption_disabled+0x48/0x280
[  436.017756]  run_timer_softirq+0x52/0xb0
[  436.021821]  ? rcu_read_lock_sched_held+0x14f/0x180
[  436.026846]  __do_softirq+0x308/0xb7e
[  436.030658]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  436.035157]  ? lock_downgrade+0x900/0x900
[  436.039310]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  436.044429]  ? pvclock_read_flags+0x160/0x160
[  436.048943]  ? lapic_next_event+0x5a/0x90
[  436.053095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.058654]  ? kvm_clock_read+0x18/0x30
[  436.062632]  ? kvm_sched_clock_read+0x9/0x20
[  436.067046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.072595]  ? check_preemption_disabled+0x48/0x280
[  436.077631]  irq_exit+0x17f/0x1c0
[  436.081092]  smp_apic_timer_interrupt+0x1cb/0x760
[  436.085935]  ? smp_reschedule_interrupt+0x109/0x650
[  436.090955]  ? smp_call_function_single_interrupt+0x650/0x650
[  436.096842]  ? interrupt_entry+0xb5/0xc0
[  436.100908]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.105930]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.110996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.115843]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.120872]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.125895]  ? task_prio+0x50/0x50
[  436.129439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.134979]  ? check_preemption_disabled+0x48/0x280
[  436.140019]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.144878]  apic_timer_interrupt+0xf/0x20
[  436.149109]  </IRQ>
[  436.151352] RIP: 0010:dump_stack+0x358/0x39d
[  436.155768] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  436.174677] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  436.182383] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  436.189650] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  436.196919] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  436.204195] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  436.211464] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  436.218755]  ? dump_stack+0x34f/0x39d
[  436.222581]  ? dump_stack_print_info.cold.1+0x20/0x20
[  436.227801]  ? mark_held_locks+0x130/0x130
[  436.232039]  ? mark_held_locks+0x130/0x130
[  436.236287]  dump_header+0x27b/0xf72
[  436.240031]  ? pagefault_out_of_memory+0x197/0x197
[  436.244988]  ? __lock_acquire+0x62f/0x4c20
[  436.249227]  ? percpu_ref_get_many+0x240/0x240
[  436.253815]  ? print_usage_bug+0xc0/0xc0
[  436.257884]  ? zap_class+0x640/0x640
[  436.261604]  ? print_usage_bug+0xc0/0xc0
[  436.265673]  ? print_usage_bug+0xc0/0xc0
[  436.269740]  ? zap_class+0x640/0x640
[  436.273490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.279078]  ? find_held_lock+0x36/0x1c0
[  436.283158]  ? mark_held_locks+0xc7/0x130
[  436.287312]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  436.292416]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  436.297525]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  436.302125]  ? trace_hardirqs_on+0xbd/0x310
[  436.306450]  ? kasan_check_read+0x11/0x20
[  436.310600]  ? ___ratelimit+0x3b4/0x672
[  436.314581]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.319697]  ? trace_hardirqs_on+0x310/0x310
[  436.324114]  ? lock_downgrade+0x900/0x900
[  436.328289]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  436.333399]  ? ___ratelimit+0x3b9/0x672
[  436.337378]  ? idr_get_free+0xf70/0xf70
[  436.341358]  ? find_held_lock+0x36/0x1c0
[  436.345433]  oom_kill_process.cold.27+0x10/0x903
[  436.350194]  ? zap_class+0x640/0x640
[  436.353910]  ? check_preemption_disabled+0x48/0x280
[  436.358938]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.363871]  ? kasan_check_read+0x11/0x20
[  436.368020]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.373303]  ? oom_evaluate_task+0x540/0x540
[  436.377717]  ? find_held_lock+0x36/0x1c0
[  436.381792]  ? out_of_memory+0x974/0x1430
[  436.385946]  ? lock_downgrade+0x900/0x900
[  436.390098]  ? check_preemption_disabled+0x48/0x280
[  436.395124]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.400065]  ? kasan_check_read+0x11/0x20
[  436.404216]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.409496]  ? rcu_softirq_qs+0x20/0x20
[  436.413479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.419016]  ? oom_evaluate_task+0x302/0x540
[  436.423433]  out_of_memory+0xa84/0x1430
[  436.427417]  ? oom_killer_disable+0x3a0/0x3a0
[  436.431927]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  436.436867]  ? __ww_mutex_check_waiters+0x160/0x160
[  436.441899]  __alloc_pages_slowpath+0x2354/0x2e10
[  436.446775]  ? warn_alloc+0x120/0x120
[  436.450582]  ? mark_held_locks+0x130/0x130
[  436.454827]  ? find_get_entry+0xaae/0x1120
[  436.459081]  ? filemap_map_pages+0x1a20/0x1a20
[  436.463697]  ? zap_class+0x640/0x640
[  436.467421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.472962]  ? check_preemption_disabled+0x48/0x280
[  436.477981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.483522]  ? should_fail+0x22d/0xd01
[  436.487443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.492566]  ? zap_class+0x640/0x640
[  436.496317]  ? __lock_is_held+0xb5/0x140
[  436.500392]  ? mark_held_locks+0x130/0x130
[  436.504635]  ? lock_release+0xa00/0xa00
[  436.508618]  ? perf_trace_sched_process_exec+0x860/0x860
[  436.514085]  ? xa_load+0x2ba/0x460
[  436.517632]  ? lock_downgrade+0x900/0x900
[  436.521789]  ? __might_sleep+0x95/0x190
[  436.525774]  __alloc_pages_nodemask+0xa80/0xde0
[  436.530453]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  436.535473]  ? __page_cache_alloc+0x191/0x5c0
[  436.539970]  ? xa_load+0x2e1/0x460
[  436.543517]  ? xa_clear_mark+0x40/0x40
[  436.547420]  ? zap_class+0x640/0x640
[  436.551146]  ? zap_class+0x640/0x640
[  436.554885]  ? zap_class+0x640/0x640
[  436.558605]  ? __do_page_cache_readahead+0x663/0x810
[  436.563719]  ? find_held_lock+0x36/0x1c0
[  436.567796]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  436.573346]  alloc_pages_current+0x173/0x350
[  436.577764]  __page_cache_alloc+0x38c/0x5c0
[  436.582112]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.587047]  ? kasan_check_read+0x11/0x20
[  436.591205]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.596487]  ? generic_perform_write+0x6a0/0x6a0
[  436.601251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.606794]  ? check_preemption_disabled+0x48/0x280
[  436.611821]  filemap_fault+0x1595/0x25f0
[  436.615899]  ? __lock_page_or_retry+0xa00/0xa00
[  436.620585]  ? mark_held_locks+0x130/0x130
[  436.624837]  ? filemap_map_pages+0xd6b/0x1a20
[  436.629340]  ? lock_downgrade+0x900/0x900
[  436.633510]  ? check_preemption_disabled+0x48/0x280
[  436.638550]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.643482]  ? kasan_check_read+0x11/0x20
[  436.647644]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.652933]  ? rcu_softirq_qs+0x20/0x20
[  436.656923]  ? filemap_map_pages+0xd92/0x1a20
[  436.661428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.666978]  ? find_get_entries_tag+0x1400/0x1400
[  436.671829]  ? __lock_acquire+0x62f/0x4c20
[  436.676102]  ? lock_acquire+0x1ed/0x520
[  436.680086]  ? ext4_filemap_fault+0x7a/0xad
[  436.684436]  ? lock_release+0xa00/0xa00
[  436.688413]  ? perf_trace_sched_process_exec+0x860/0x860
[  436.693868]  ? print_usage_bug+0xc0/0xc0
[  436.697938]  ? print_usage_bug+0xc0/0xc0
[  436.702018]  ? down_read+0x8d/0x120
[  436.705663]  ? ext4_filemap_fault+0x7a/0xad
[  436.710006]  ? __down_interruptible+0x700/0x700
[  436.714688]  ext4_filemap_fault+0x82/0xad
[  436.718842]  __do_fault+0x100/0x6b0
[  436.722478]  ? pmd_devmap_trans_unstable+0x220/0x220
[  436.727591]  ? mark_held_locks+0x130/0x130
[  436.731834]  ? mark_held_locks+0x130/0x130
[  436.736083]  ? find_held_lock+0x36/0x1c0
[  436.740155]  ? find_held_lock+0x36/0x1c0
[  436.744221]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.749770]  __handle_mm_fault+0x3ea0/0x5be0
[  436.754185]  ? poll_select_copy_remaining+0x18c/0x6a0
[  436.759386]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  436.764256]  ? __might_fault+0x12b/0x1e0
[  436.768327]  ? lock_downgrade+0x900/0x900
[  436.772500]  ? zap_class+0x640/0x640
[  436.776237]  ? zap_class+0x640/0x640
[  436.779962]  ? find_held_lock+0x36/0x1c0
[  436.784038]  ? handle_mm_fault+0x42a/0xc70
[  436.788282]  ? lock_downgrade+0x900/0x900
[  436.792433]  ? check_preemption_disabled+0x48/0x280
[  436.797469]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  436.802402]  ? kasan_check_read+0x11/0x20
[  436.806558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.811846]  ? rcu_softirq_qs+0x20/0x20
[  436.815828]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.820936]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.826476]  ? check_preemption_disabled+0x48/0x280
[  436.831516]  handle_mm_fault+0x54f/0xc70
[  436.835599]  ? __handle_mm_fault+0x5be0/0x5be0
[  436.840194]  ? find_vma+0x34/0x190
[  436.843745]  __do_page_fault+0x5e8/0xe60
[  436.847809]  ? trace_hardirqs_off+0xb8/0x310
[  436.852250]  do_page_fault+0xf2/0x7e0
[  436.856070]  ? vmalloc_sync_all+0x30/0x30
[  436.860248]  ? error_entry+0x70/0xd0
[  436.863965]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.868982]  ? trace_hardirqs_on_caller+0xc0/0x310
[  436.873916]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.878846]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.883697]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.888714]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.894170]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  436.899191]  ? prepare_exit_to_usermode+0x291/0x3b0
[  436.904208]  ? page_fault+0x8/0x30
[  436.907760]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.912611]  ? page_fault+0x8/0x30
[  436.916157]  page_fault+0x1e/0x30
[  436.919625] RIP: 0033:0x7f41334d1dd3
[  436.923356] Code: Bad RIP value.
[  436.926717] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  436.932088] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  436.939380] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  436.946647] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  436.953914] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  436.961195] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  436.968492] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  436.968498] warn_alloc_show_mem: 1 callbacks suppressed
[  436.968506] Mem-Info:
[  436.975790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.981178] active_anon:51440 inactive_anon:594 isolated_anon:0
[  436.981178]  active_file:10 inactive_file:13 isolated_file:0
[  436.981178]  unevictable:0 dirty:0 writeback:0 unstable:0
[  436.981178]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  436.981178]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  436.981178]  free:13749 free_pcp:129 free_cma:0
[  436.983547] Call Trace:
[  436.983561]  <IRQ>
[  436.992963] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  437.025821]  dump_stack+0x244/0x39d
[  437.028387] 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
[  437.030537]  ? dump_stack_print_info.cold.1+0x20/0x20
[  437.058194] lowmem_reserve[]: 0 2818 6321 6321
[  437.061832]  warn_alloc.cold.116+0xb7/0x1bd
[  437.087909] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  437.093113]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.097671] lowmem_reserve[]: 0 0 3503 3503
[  437.101993]  ? lock_downgrade+0x900/0x900
[  437.129295] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  437.134136]  ? trace_hardirqs_off+0xb8/0x310
[  437.138434] lowmem_reserve[]: 0 0 0 0
[  437.142586]  ? trace_hardirqs_off+0xb8/0x310
[  437.171538] 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
[  437.175957]  __alloc_pages_slowpath+0x26e8/0x2e10
[  437.179726] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  437.184179]  ? warn_alloc+0x120/0x120
[  437.197664] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  437.202522]  ? print_usage_bug+0xc0/0xc0
[  437.217860] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  437.221655]  ? warn_alloc+0x120/0x120
[  437.237249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  437.237259] 673 total pagecache pages
[  437.241323]  ? warn_alloc+0x120/0x120
[  437.250147] 0 pages in swap cache
[  437.253940]  ? print_usage_bug+0xc0/0xc0
[  437.262512] Swap cache stats: add 0, delete 0, find 0/0
[  437.266311]  ? print_usage_bug+0xc0/0xc0
[  437.270101] Free swap  = 0kB
[  437.270123] Total swap = 0kB
[  437.273594]  ? __lock_acquire+0x62f/0x4c20
[  437.277641] 1965979 pages RAM
[  437.283034]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.287079] 0 pages HighMem/MovableOnly
[  437.290095]  ? should_fail+0x22d/0xd01
[  437.293092] 342854 pages reserved
[  437.297338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.300425] 0 pages cma reserved
[  437.305969]  ? __lock_acquire+0x62f/0x4c20
[  437.310025] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.313836]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.317388] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.322385]  ? __lock_acquire+0x62f/0x4c20
[  437.325735] init cpuset=/ mems_allowed=0
[  437.329969]  ? should_fail+0x22d/0xd01
[  437.363366]  ? find_held_lock+0x36/0x1c0
[  437.367437]  ? mark_held_locks+0x130/0x130
[  437.371678]  ? mark_held_locks+0x130/0x130
[  437.375914]  ? zap_class+0x640/0x640
[  437.379635]  ? zap_class+0x640/0x640
[  437.383359]  ? print_usage_bug+0xc0/0xc0
[  437.387421]  ? do_raw_spin_unlock+0xa7/0x330
[  437.391833]  ? zap_class+0x640/0x640
[  437.395550]  ? print_usage_bug+0xc0/0xc0
[  437.399622]  ? wq_watchdog_touch+0x9c/0xfe
[  437.403866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.409408]  ? check_preemption_disabled+0x48/0x280
[  437.414437]  ? __lock_is_held+0xb5/0x140
[  437.418509]  __alloc_pages_nodemask+0xa80/0xde0
[  437.423182]  ? zap_class+0x640/0x640
[  437.426911]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  437.431968]  ? find_held_lock+0x36/0x1c0
[  437.436042]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.440738]  ? lock_downgrade+0x900/0x900
[  437.444897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.450452]  cache_grow_begin+0xa5/0x8c0
[  437.454514]  ? do_raw_spin_unlock+0xa7/0x330
[  437.458931]  fallback_alloc+0x204/0x2e0
[  437.462914]  ____cache_alloc_node+0x1c7/0x1e0
[  437.467421]  kmem_cache_alloc_node+0xe3/0x730
[  437.471922]  ? ipv6_get_ifaddr+0x42e/0x620
[  437.476171]  __alloc_skb+0x119/0x770
[  437.479889]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.485174]  ? netdev_alloc_frag+0x1f0/0x1f0
[  437.489591]  ? lock_downgrade+0x900/0x900
[  437.493749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.499308]  ? refcount_sub_and_test_checked+0x203/0x310
[  437.504779]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  437.510229]  ? addrconf_rs_timer+0x690/0x690
[  437.514676]  ndisc_alloc_skb+0x144/0x340
[  437.518744]  ndisc_send_rs+0x331/0x6e0
[  437.522642]  addrconf_rs_timer+0x314/0x690
[  437.526890]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.531140]  call_timer_fn+0x272/0x920
[  437.535033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.539280]  ? process_timeout+0x40/0x40
[  437.543347]  ? __run_timers+0x7da/0xc70
[  437.547322]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.551827]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.556322]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.560563]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.565162]  ? trace_hardirqs_on+0xbd/0x310
[  437.569487]  ? kasan_check_read+0x11/0x20
[  437.573659]  ? __run_timers+0x7da/0xc70
[  437.577639]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.582754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.587011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.591250]  __run_timers+0x7e5/0xc70
[  437.595066]  ? timer_fixup_init+0x70/0x70
[  437.599221]  ? lock_acquire+0x1ed/0x520
[  437.603199]  ? zap_class+0x640/0x640
[  437.606915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.612471]  ? kasan_check_read+0x11/0x20
[  437.616623]  ? do_raw_spin_lock+0x14f/0x350
[  437.620958]  ? find_held_lock+0x36/0x1c0
[  437.625024]  ? zap_class+0x640/0x640
[  437.628744]  ? pvclock_read_flags+0x160/0x160
[  437.633241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.638786]  ? check_preemption_disabled+0x48/0x280
[  437.643843]  ? __lock_is_held+0xb5/0x140
[  437.647905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.653452]  ? check_preemption_disabled+0x48/0x280
[  437.658525]  run_timer_softirq+0x52/0xb0
[  437.662599]  ? rcu_read_lock_sched_held+0x14f/0x180
[  437.667622]  __do_softirq+0x308/0xb7e
[  437.671430]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  437.676454]  ? lock_downgrade+0x900/0x900
[  437.680614]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  437.685728]  ? pvclock_read_flags+0x160/0x160
[  437.690229]  ? lapic_next_event+0x5a/0x90
[  437.694404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.699974]  ? kvm_clock_read+0x18/0x30
[  437.703948]  ? kvm_sched_clock_read+0x9/0x20
[  437.708370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.713914]  ? check_preemption_disabled+0x48/0x280
[  437.718949]  irq_exit+0x17f/0x1c0
[  437.722409]  smp_apic_timer_interrupt+0x1cb/0x760
[  437.727254]  ? smp_reschedule_interrupt+0x109/0x650
[  437.732296]  ? smp_call_function_single_interrupt+0x650/0x650
[  437.738186]  ? interrupt_entry+0xb5/0xc0
[  437.742264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.748088]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.753140]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.757988]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.763009]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.768031]  ? task_prio+0x50/0x50
[  437.771607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.777150]  ? check_preemption_disabled+0x48/0x280
[  437.782376]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.787230]  apic_timer_interrupt+0xf/0x20
[  437.791475]  </IRQ>
[  437.793720] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  437.799614] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  437.818519] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  437.826256] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  437.833537] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  437.840818] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  437.848105] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  437.855374] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  437.862715]  ? save_stack+0xa9/0xd0
[  437.866358]  __kmalloc_node_track_caller+0x3c/0x70
[  437.871295]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  437.876063]  pskb_expand_head+0x230/0x10f0
[  437.880316]  ? check_preemption_disabled+0x48/0x280
[  437.885341]  ? memcpy+0x45/0x50
[  437.888625]  ? __copy_skb_header+0x350/0x6b0
[  437.893040]  ? skb_release_data+0x880/0x880
[  437.897368]  ? __alloc_skb+0x770/0x770
[  437.901265]  ? __lock_is_held+0xb5/0x140
[  437.905338]  ? kasan_check_write+0x14/0x20
[  437.909588]  ? __skb_clone+0x6c7/0xa00
[  437.913484]  ? __copy_skb_header+0x6b0/0x6b0
[  437.917895]  ? kmem_cache_alloc+0x33a/0x730
[  437.922225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.927776]  skb_ensure_writable+0x3dd/0x640
[  437.932203]  ? skb_checksum_setup+0xaa0/0xaa0
[  437.936705]  ? preempt_notifier_register+0x200/0x200
[  437.941809]  ? __switch_to_asm+0x34/0x70
[  437.945872]  ? __switch_to_asm+0x34/0x70
[  437.949935]  ? __switch_to_asm+0x40/0x70
[  437.953997]  ? __switch_to_asm+0x34/0x70
[  437.958059]  ? __switch_to_asm+0x40/0x70
[  437.962122]  ? __switch_to_asm+0x40/0x70
[  437.966186]  ? __switch_to_asm+0x34/0x70
[  437.970247]  ? __switch_to_asm+0x34/0x70
[  437.974308]  ? __switch_to_asm+0x40/0x70
[  437.978366]  ? __switch_to_asm+0x34/0x70
[  437.982433]  bpf_clone_redirect+0x14a/0x490
[  437.986767]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  437.991790]  ? __sched_text_start+0x8/0x8
[  437.995943]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.000715]  ? find_held_lock+0x36/0x1c0
[  438.004785]  ? lock_acquire+0x1ed/0x520
[  438.008763]  ? bpf_test_run+0x3cb/0x780
[  438.012741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.018286]  ? check_preemption_disabled+0x48/0x280
[  438.023312]  ? kasan_check_read+0x11/0x20
[  438.027467]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.032746]  ? rcu_softirq_qs+0x20/0x20
[  438.036724]  ? preempt_schedule+0x4d/0x60
[  438.040876]  ? ___preempt_schedule+0x16/0x18
[  438.045300]  ? bpf_test_run+0x25d/0x780
[  438.049291]  ? netlink_diag_dump+0x2a0/0x2a0
[  438.053710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.059250]  ? bpf_test_init.isra.10+0x70/0x100
[  438.063933]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  438.068701]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  438.073558]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  438.079105]  ? fput+0x130/0x1a0
[  438.082391]  ? __bpf_prog_get+0x9b/0x290
[  438.086456]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  438.091301]  ? bpf_prog_test_run+0x130/0x1a0
[  438.095721]  ? __x64_sys_bpf+0x3d8/0x520
[  438.099785]  ? bpf_prog_get+0x20/0x20
[  438.103611]  ? do_syscall_64+0x1b9/0x820
[  438.107680]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  438.113047]  ? syscall_return_slowpath+0x5e0/0x5e0
[  438.117982]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.123005]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  438.128027]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  438.134697]  ? __switch_to_asm+0x40/0x70
[  438.138756]  ? __switch_to_asm+0x34/0x70
[  438.142829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.147682]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  438.153078] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  438.153172] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  438.159235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.159241] Call Trace:
[  438.159249]  <IRQ>
[  438.159268]  dump_stack+0x244/0x39d
[  438.159288]  ? dump_stack_print_info.cold.1+0x20/0x20
[  438.165860] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  438.175130]  warn_alloc.cold.116+0xb7/0x1bd
[  438.177700] syz-executor1 cpuset=syz1 mems_allowed=0
[  438.179851]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.213346]  ? lock_downgrade+0x900/0x900
[  438.217507]  ? trace_hardirqs_off+0xb8/0x310
[  438.221935]  ? trace_hardirqs_off+0xb8/0x310
[  438.226378]  __alloc_pages_slowpath+0x26e8/0x2e10
[  438.231287]  ? warn_alloc+0x120/0x120
[  438.235109]  ? print_usage_bug+0xc0/0xc0
[  438.239176]  ? warn_alloc+0x120/0x120
[  438.242983]  ? warn_alloc+0x120/0x120
[  438.246789]  ? print_usage_bug+0xc0/0xc0
[  438.250854]  ? kvm_clock_read+0x18/0x30
[  438.254834]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  438.259858]  ? print_usage_bug+0xc0/0xc0
[  438.263928]  ? __lock_acquire+0x62f/0x4c20
[  438.268181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.273731]  ? should_fail+0x22d/0xd01
[  438.277623]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.282908]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.288016]  ? __lock_acquire+0x62f/0x4c20
[  438.292259]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.297371]  ? __lock_acquire+0x62f/0x4c20
[  438.301632]  ? should_fail+0x22d/0xd01
[  438.305523]  ? rcu_irq_exit+0x1a2/0x390
[  438.309530]  ? mark_held_locks+0x130/0x130
[  438.313786]  ? mark_held_locks+0x130/0x130
[  438.318032]  ? mark_held_locks+0xc7/0x130
[  438.322189]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  438.327210]  ? zap_class+0x640/0x640
[  438.330927]  ? print_usage_bug+0xc0/0xc0
[  438.335010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.340587]  ? check_preemption_disabled+0x48/0x280
[  438.345623]  ? __lock_is_held+0xb5/0x140
[  438.349702]  __alloc_pages_nodemask+0xa80/0xde0
[  438.354386]  ? zap_class+0x640/0x640
[  438.358115]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  438.363165]  ? find_held_lock+0x36/0x1c0
[  438.367248]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.371929]  ? lock_downgrade+0x900/0x900
[  438.376109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.381673]  cache_grow_begin+0xa5/0x8c0
[  438.385745]  ? do_raw_spin_unlock+0xa7/0x330
[  438.390169]  fallback_alloc+0x204/0x2e0
[  438.394161]  ____cache_alloc_node+0x1c7/0x1e0
[  438.398669]  kmem_cache_alloc_node+0xe3/0x730
[  438.403172]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.407432]  __alloc_skb+0x119/0x770
[  438.411151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.416461]  ? netdev_alloc_frag+0x1f0/0x1f0
[  438.420873]  ? lock_downgrade+0x900/0x900
[  438.425044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.430595]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.436059]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.441514]  ? addrconf_rs_timer+0x690/0x690
[  438.445954]  ndisc_alloc_skb+0x144/0x340
[  438.450034]  ndisc_send_rs+0x331/0x6e0
[  438.453937]  addrconf_rs_timer+0x314/0x690
[  438.458179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.462428]  call_timer_fn+0x272/0x920
[  438.466318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.470560]  ? process_timeout+0x40/0x40
[  438.474639]  ? mark_held_locks+0xc7/0x130
[  438.478795]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.483291]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.487787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.492025]  ? lockdep_hardirqs_on+0x296/0x5b0
[  438.496616]  ? trace_hardirqs_on+0xbd/0x310
[  438.500971]  ? kasan_check_read+0x11/0x20
[  438.505125]  ? __run_timers+0x7da/0xc70
[  438.509108]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.514218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.518464]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.522700]  __run_timers+0x7e5/0xc70
[  438.526515]  ? timer_fixup_init+0x70/0x70
[  438.530676]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  438.535702]  ? zap_class+0x640/0x640
[  438.539425]  ? print_usage_bug+0xc0/0xc0
[  438.543491]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  438.548690]  ? find_held_lock+0x36/0x1c0
[  438.552763]  ? zap_class+0x640/0x640
[  438.556489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.562034]  ? check_preemption_disabled+0x48/0x280
[  438.567081]  ? __lock_is_held+0xb5/0x140
[  438.571148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.576693]  ? check_preemption_disabled+0x48/0x280
[  438.581718]  run_timer_softirq+0x52/0xb0
[  438.585784]  ? rcu_read_lock_sched_held+0x14f/0x180
[  438.590808]  __do_softirq+0x308/0xb7e
[  438.594618]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  438.599114]  ? lock_downgrade+0x900/0x900
[  438.603271]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  438.608409]  ? pvclock_read_flags+0x160/0x160
[  438.612911]  ? lapic_next_event+0x5a/0x90
[  438.617073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.622622]  ? kvm_clock_read+0x18/0x30
[  438.626606]  ? kvm_sched_clock_read+0x9/0x20
[  438.631031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.636600]  ? check_preemption_disabled+0x48/0x280
[  438.641641]  irq_exit+0x17f/0x1c0
[  438.645119]  smp_apic_timer_interrupt+0x1cb/0x760
[  438.649963]  ? smp_reschedule_interrupt+0x109/0x650
[  438.654986]  ? smp_call_function_single_interrupt+0x650/0x650
[  438.660875]  ? interrupt_entry+0xb5/0xc0
[  438.664982]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.670017]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.675047]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.679921]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.684939]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.689965]  ? task_prio+0x50/0x50
[  438.693525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.699072]  ? check_preemption_disabled+0x48/0x280
[  438.704100]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.708959]  apic_timer_interrupt+0xf/0x20
[  438.713192]  </IRQ>
[  438.715436] RIP: 0010:dump_stack+0x358/0x39d
[  438.719854] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  438.738759] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  438.746469] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  438.753739] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  438.761010] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  438.768295] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  438.775579] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  438.782876]  ? dump_stack+0x34f/0x39d
[  438.786696]  ? dump_stack_print_info.cold.1+0x20/0x20
[  438.791906]  ? mark_held_locks+0x130/0x130
[  438.796157]  ? mark_held_locks+0x130/0x130
[  438.800401]  dump_header+0x27b/0xf72
[  438.804130]  ? pagefault_out_of_memory+0x197/0x197
[  438.809076]  ? __lock_acquire+0x62f/0x4c20
[  438.813319]  ? percpu_ref_get_many+0x240/0x240
[  438.817913]  ? print_usage_bug+0xc0/0xc0
[  438.821983]  ? zap_class+0x640/0x640
[  438.825703]  ? print_usage_bug+0xc0/0xc0
[  438.829768]  ? print_usage_bug+0xc0/0xc0
[  438.833840]  ? zap_class+0x640/0x640
[  438.837563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.843113]  ? find_held_lock+0x36/0x1c0
[  438.847188]  ? mark_held_locks+0xc7/0x130
[  438.851360]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  438.856468]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  438.861590]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  438.866181]  ? trace_hardirqs_on+0xbd/0x310
[  438.870505]  ? kasan_check_read+0x11/0x20
[  438.874676]  ? ___ratelimit+0x3b4/0x672
[  438.878655]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.883761]  ? trace_hardirqs_on+0x310/0x310
[  438.888171]  ? lock_downgrade+0x900/0x900
[  438.892346]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  438.897452]  ? ___ratelimit+0x3b9/0x672
[  438.901433]  ? idr_get_free+0xf70/0xf70
[  438.905409]  ? find_held_lock+0x36/0x1c0
[  438.909485]  oom_kill_process.cold.27+0x10/0x903
[  438.914246]  ? zap_class+0x640/0x640
[  438.917967]  ? check_preemption_disabled+0x48/0x280
[  438.922989]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.927921]  ? kasan_check_read+0x11/0x20
[  438.932101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.937411]  ? oom_evaluate_task+0x540/0x540
[  438.941852]  ? find_held_lock+0x36/0x1c0
[  438.945924]  ? out_of_memory+0x974/0x1430
[  438.950084]  ? lock_downgrade+0x900/0x900
[  438.954239]  ? check_preemption_disabled+0x48/0x280
[  438.959265]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.964199]  ? kasan_check_read+0x11/0x20
[  438.968351]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.973631]  ? rcu_softirq_qs+0x20/0x20
[  438.977618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.983165]  ? oom_evaluate_task+0x302/0x540
[  438.987583]  out_of_memory+0xa84/0x1430
[  438.991571]  ? oom_killer_disable+0x3a0/0x3a0
[  438.996080]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  439.001018]  ? __ww_mutex_check_waiters+0x160/0x160
[  439.006083]  __alloc_pages_slowpath+0x2354/0x2e10
[  439.010959]  ? warn_alloc+0x120/0x120
[  439.014802]  ? mark_held_locks+0x130/0x130
[  439.019068]  ? find_get_entry+0xaae/0x1120
[  439.023318]  ? filemap_map_pages+0x1a20/0x1a20
[  439.027906]  ? zap_class+0x640/0x640
[  439.031635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.037182]  ? check_preemption_disabled+0x48/0x280
[  439.042205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.047750]  ? should_fail+0x22d/0xd01
[  439.051670]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.056780]  ? zap_class+0x640/0x640
[  439.060518]  ? __lock_is_held+0xb5/0x140
[  439.064606]  ? mark_held_locks+0x130/0x130
[  439.068849]  ? lock_release+0xa00/0xa00
[  439.072830]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.078293]  ? xa_load+0x2ba/0x460
[  439.081838]  ? lock_downgrade+0x900/0x900
[  439.085992]  ? __might_sleep+0x95/0x190
[  439.089975]  __alloc_pages_nodemask+0xa80/0xde0
[  439.094658]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  439.099680]  ? __page_cache_alloc+0x191/0x5c0
[  439.104175]  ? xa_load+0x2e1/0x460
[  439.107717]  ? xa_clear_mark+0x40/0x40
[  439.111610]  ? zap_class+0x640/0x640
[  439.115344]  ? zap_class+0x640/0x640
[  439.119064]  ? zap_class+0x640/0x640
[  439.122786]  ? __do_page_cache_readahead+0x663/0x810
[  439.127900]  ? find_held_lock+0x36/0x1c0
[  439.131984]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  439.137552]  alloc_pages_current+0x173/0x350
[  439.141973]  __page_cache_alloc+0x38c/0x5c0
[  439.146295]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.151232]  ? kasan_check_read+0x11/0x20
[  439.155383]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.160670]  ? generic_perform_write+0x6a0/0x6a0
[  439.165433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.170976]  ? check_preemption_disabled+0x48/0x280
[  439.176003]  filemap_fault+0x1595/0x25f0
[  439.180087]  ? __lock_page_or_retry+0xa00/0xa00
[  439.184764]  ? mark_held_locks+0x130/0x130
[  439.189013]  ? filemap_map_pages+0xd6b/0x1a20
[  439.193544]  ? lock_downgrade+0x900/0x900
[  439.197702]  ? check_preemption_disabled+0x48/0x280
[  439.202757]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.207690]  ? kasan_check_read+0x11/0x20
[  439.211839]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.217132]  ? rcu_softirq_qs+0x20/0x20
[  439.221120]  ? filemap_map_pages+0xd92/0x1a20
[  439.225624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.231173]  ? find_get_entries_tag+0x1400/0x1400
[  439.236028]  ? __lock_acquire+0x62f/0x4c20
[  439.240288]  ? lock_acquire+0x1ed/0x520
[  439.244266]  ? ext4_filemap_fault+0x7a/0xad
[  439.248600]  ? lock_release+0xa00/0xa00
[  439.252575]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.258035]  ? print_usage_bug+0xc0/0xc0
[  439.262105]  ? print_usage_bug+0xc0/0xc0
[  439.266186]  ? down_read+0x8d/0x120
[  439.269814]  ? ext4_filemap_fault+0x7a/0xad
[  439.274145]  ? __down_interruptible+0x700/0x700
[  439.278825]  ext4_filemap_fault+0x82/0xad
[  439.282983]  __do_fault+0x100/0x6b0
[  439.286618]  ? pmd_devmap_trans_unstable+0x220/0x220
[  439.291728]  ? mark_held_locks+0x130/0x130
[  439.295993]  ? mark_held_locks+0x130/0x130
[  439.300237]  ? find_held_lock+0x36/0x1c0
[  439.304309]  ? find_held_lock+0x36/0x1c0
[  439.308377]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.313922]  __handle_mm_fault+0x3ea0/0x5be0
[  439.318339]  ? poll_select_copy_remaining+0x18c/0x6a0
[  439.323544]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  439.328425]  ? __might_fault+0x12b/0x1e0
[  439.332497]  ? lock_downgrade+0x900/0x900
[  439.336659]  ? zap_class+0x640/0x640
[  439.340374]  ? zap_class+0x640/0x640
[  439.344102]  ? find_held_lock+0x36/0x1c0
[  439.348174]  ? handle_mm_fault+0x42a/0xc70
[  439.352411]  ? lock_downgrade+0x900/0x900
[  439.356567]  ? check_preemption_disabled+0x48/0x280
[  439.361593]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  439.366528]  ? kasan_check_read+0x11/0x20
[  439.370682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.375960]  ? rcu_softirq_qs+0x20/0x20
[  439.379939]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.385047]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.390594]  ? check_preemption_disabled+0x48/0x280
[  439.395620]  handle_mm_fault+0x54f/0xc70
[  439.399711]  ? __handle_mm_fault+0x5be0/0x5be0
[  439.404305]  ? find_vma+0x34/0x190
[  439.407854]  __do_page_fault+0x5e8/0xe60
[  439.411919]  ? trace_hardirqs_off+0xb8/0x310
[  439.416347]  do_page_fault+0xf2/0x7e0
[  439.420156]  ? vmalloc_sync_all+0x30/0x30
[  439.424321]  ? error_entry+0x70/0xd0
[  439.428079]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.433104]  ? trace_hardirqs_on_caller+0xc0/0x310
[  439.438058]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.442992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.447842]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.452862]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.458335]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.463364]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.468383]  ? page_fault+0x8/0x30
[  439.471933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.476780]  ? page_fault+0x8/0x30
[  439.480324]  page_fault+0x1e/0x30
[  439.483777] RIP: 0033:0x7f41334d1dd3
[  439.487509] Code: Bad RIP value.
[  439.490873] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  439.496236] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  439.503502] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  439.510767] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  439.518043] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  439.525314] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  439.532626] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  439.532632] warn_alloc_show_mem: 1 callbacks suppressed
[  439.532640] Mem-Info:
[  439.539920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.545291] active_anon:51440 inactive_anon:594 isolated_anon:0
[  439.545291]  active_file:10 inactive_file:13 isolated_file:0
[  439.545291]  unevictable:0 dirty:0 writeback:0 unstable:0
[  439.545291]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  439.545291]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  439.545291]  free:13749 free_pcp:129 free_cma:0
[  439.547667] Call Trace:
[  439.557076] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  439.589918]  <IRQ>
[  439.592490] 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
[  439.620189]  dump_stack+0x244/0x39d
[  439.622321] lowmem_reserve[]: 0 2818 6321 6321
[  439.648433]  ? dump_stack_print_info.cold.1+0x20/0x20
[  439.652037] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  439.656627]  warn_alloc.cold.116+0xb7/0x1bd
[  439.661788] lowmem_reserve[]: 0 0 3503 3503
[  439.689633]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.693939] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  439.698261]  ? lock_downgrade+0x900/0x900
[  439.703080] lowmem_reserve[]: 0 0 0 0
[  439.732082]  ? trace_hardirqs_off+0xb8/0x310
[  439.736218] 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
[  439.740056]  ? trace_hardirqs_off+0xb8/0x310
[  439.744473] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  439.758018]  __alloc_pages_slowpath+0x26e8/0x2e10
[  439.762400] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  439.777765]  ? warn_alloc+0x120/0x120
[  439.783086] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  439.798691]  ? print_usage_bug+0xc0/0xc0
[  439.802502] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  439.811326]  ? warn_alloc+0x120/0x120
[  439.815380] 673 total pagecache pages
[  439.823953]  ? warn_alloc+0x120/0x120
[  439.827751] 0 pages in swap cache
[  439.831543]  ? print_usage_bug+0xc0/0xc0
[  439.835332] Swap cache stats: add 0, delete 0, find 0/0
[  439.838790]  ? kvm_clock_read+0x18/0x30
[  439.842834] Free swap  = 0kB
[  439.848196]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  439.852149] Total swap = 0kB
[  439.855162]  ? print_usage_bug+0xc0/0xc0
[  439.860162] 1965979 pages RAM
[  439.863180]  ? __lock_acquire+0x62f/0x4c20
[  439.867220] 0 pages HighMem/MovableOnly
[  439.870322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.874538] 342854 pages reserved
[  439.878521]  ? should_fail+0x22d/0xd01
[  439.884036] 0 pages cma reserved
[  439.887487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.891426] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  439.894714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.894730]  ? __lock_acquire+0x62f/0x4c20
[  439.894748]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.900088] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  439.906507]  ? __lock_acquire+0x62f/0x4c20
[  439.911591] init cpuset=/ mems_allowed=0
[  439.915818]  ? should_fail+0x22d/0xd01
[  439.915833]  ? rcu_irq_exit+0x1a2/0x390
[  439.946733]  ? mark_held_locks+0x130/0x130
[  439.950988]  ? mark_held_locks+0x130/0x130
[  439.955233]  ? mark_held_locks+0xc7/0x130
[  439.959383]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  439.964415]  ? zap_class+0x640/0x640
[  439.968130]  ? print_usage_bug+0xc0/0xc0
[  439.972197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.977750]  ? check_preemption_disabled+0x48/0x280
[  439.982780]  ? __lock_is_held+0xb5/0x140
[  439.986851]  __alloc_pages_nodemask+0xa80/0xde0
[  439.991520]  ? zap_class+0x640/0x640
[  439.995266]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  440.000314]  ? find_held_lock+0x36/0x1c0
[  440.004390]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.009060]  ? lock_downgrade+0x900/0x900
[  440.013219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.018793]  cache_grow_begin+0xa5/0x8c0
[  440.022860]  ? do_raw_spin_unlock+0xa7/0x330
[  440.027309]  fallback_alloc+0x204/0x2e0
[  440.031295]  ____cache_alloc_node+0x1c7/0x1e0
[  440.035819]  kmem_cache_alloc_node+0xe3/0x730
[  440.040331]  ? ipv6_get_ifaddr+0x42e/0x620
[  440.044589]  __alloc_skb+0x119/0x770
[  440.048310]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.053610]  ? netdev_alloc_frag+0x1f0/0x1f0
[  440.058034]  ? lock_downgrade+0x900/0x900
[  440.062189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.067729]  ? refcount_sub_and_test_checked+0x203/0x310
[  440.073188]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  440.078671]  ? addrconf_rs_timer+0x690/0x690
[  440.083094]  ndisc_alloc_skb+0x144/0x340
[  440.087165]  ndisc_send_rs+0x331/0x6e0
[  440.091070]  addrconf_rs_timer+0x314/0x690
[  440.095315]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.099567]  call_timer_fn+0x272/0x920
[  440.103459]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.107733]  ? process_timeout+0x40/0x40
[  440.111804]  ? __run_timers+0x7da/0xc70
[  440.115796]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.120291]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.124788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.129026]  ? lockdep_hardirqs_on+0x296/0x5b0
[  440.133631]  ? trace_hardirqs_on+0xbd/0x310
[  440.137952]  ? kasan_check_read+0x11/0x20
[  440.142101]  ? __run_timers+0x7da/0xc70
[  440.146079]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.151190]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.155429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.159676]  __run_timers+0x7e5/0xc70
[  440.163489]  ? timer_fixup_init+0x70/0x70
[  440.167674]  ? lock_acquire+0x1ed/0x520
[  440.171655]  ? zap_class+0x640/0x640
[  440.175371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.180930]  ? kasan_check_read+0x11/0x20
[  440.185076]  ? do_raw_spin_lock+0x14f/0x350
[  440.189410]  ? find_held_lock+0x36/0x1c0
[  440.193480]  ? zap_class+0x640/0x640
[  440.197199]  ? pvclock_read_flags+0x160/0x160
[  440.201701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.207239]  ? check_preemption_disabled+0x48/0x280
[  440.212263]  ? __lock_is_held+0xb5/0x140
[  440.216327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.221866]  ? check_preemption_disabled+0x48/0x280
[  440.226901]  run_timer_softirq+0x52/0xb0
[  440.230976]  ? rcu_read_lock_sched_held+0x14f/0x180
[  440.235993]  __do_softirq+0x308/0xb7e
[  440.239827]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  440.244353]  ? lock_downgrade+0x900/0x900
[  440.248509]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  440.253617]  ? pvclock_read_flags+0x160/0x160
[  440.258117]  ? lapic_next_event+0x5a/0x90
[  440.262268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.267812]  ? kvm_clock_read+0x18/0x30
[  440.271804]  ? kvm_sched_clock_read+0x9/0x20
[  440.276232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.281772]  ? check_preemption_disabled+0x48/0x280
[  440.286886]  irq_exit+0x17f/0x1c0
[  440.290343]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.295187]  ? smp_reschedule_interrupt+0x109/0x650
[  440.300217]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.306113]  ? interrupt_entry+0xb5/0xc0
[  440.310177]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.315193]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.320210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.325056]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.330095]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.335114]  ? task_prio+0x50/0x50
[  440.338672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.344212]  ? check_preemption_disabled+0x48/0x280
[  440.349237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.354115]  apic_timer_interrupt+0xf/0x20
[  440.358363]  </IRQ>
[  440.360608] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  440.366493] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  440.385424] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  440.393131] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  440.400396] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  440.407680] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  440.414957] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  440.422223] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  440.429529]  ? save_stack+0xa9/0xd0
[  440.433176]  __kmalloc_node_track_caller+0x3c/0x70
[  440.438111]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  440.442880]  pskb_expand_head+0x230/0x10f0
[  440.447120]  ? check_preemption_disabled+0x48/0x280
[  440.452141]  ? memcpy+0x45/0x50
[  440.455438]  ? __copy_skb_header+0x350/0x6b0
[  440.459850]  ? skb_release_data+0x880/0x880
[  440.464170]  ? __alloc_skb+0x770/0x770
[  440.468096]  ? __lock_is_held+0xb5/0x140
[  440.472166]  ? kasan_check_write+0x14/0x20
[  440.476398]  ? __skb_clone+0x6c7/0xa00
[  440.480293]  ? __copy_skb_header+0x6b0/0x6b0
[  440.484722]  ? kmem_cache_alloc+0x33a/0x730
[  440.489047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.494595]  skb_ensure_writable+0x3dd/0x640
[  440.499038]  ? skb_checksum_setup+0xaa0/0xaa0
[  440.503546]  ? preempt_notifier_register+0x200/0x200
[  440.508685]  ? __switch_to_asm+0x34/0x70
[  440.512759]  ? __switch_to_asm+0x34/0x70
[  440.516820]  ? __switch_to_asm+0x40/0x70
[  440.520885]  ? __switch_to_asm+0x34/0x70
[  440.524969]  ? __switch_to_asm+0x40/0x70
[  440.529057]  ? __switch_to_asm+0x40/0x70
[  440.533118]  ? __switch_to_asm+0x34/0x70
[  440.537177]  ? __switch_to_asm+0x34/0x70
[  440.541260]  ? __switch_to_asm+0x40/0x70
[  440.545316]  ? __switch_to_asm+0x34/0x70
[  440.549387]  bpf_clone_redirect+0x14a/0x490
[  440.553716]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  440.558740]  ? __sched_text_start+0x8/0x8
[  440.562898]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  440.567665]  ? find_held_lock+0x36/0x1c0
[  440.571735]  ? lock_acquire+0x1ed/0x520
[  440.575714]  ? bpf_test_run+0x3cb/0x780
[  440.579692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.585233]  ? check_preemption_disabled+0x48/0x280
[  440.590258]  ? kasan_check_read+0x11/0x20
[  440.594417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.599694]  ? rcu_softirq_qs+0x20/0x20
[  440.603669]  ? preempt_schedule+0x4d/0x60
[  440.607821]  ? ___preempt_schedule+0x16/0x18
[  440.612240]  ? bpf_test_run+0x25d/0x780
[  440.616227]  ? netlink_diag_dump+0x2a0/0x2a0
[  440.620645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.626185]  ? bpf_test_init.isra.10+0x70/0x100
[  440.630866]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  440.635648]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  440.640492]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.646033]  ? fput+0x130/0x1a0
[  440.649313]  ? __bpf_prog_get+0x9b/0x290
[  440.653410]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  440.658263]  ? bpf_prog_test_run+0x130/0x1a0
[  440.662693]  ? __x64_sys_bpf+0x3d8/0x520
[  440.666759]  ? bpf_prog_get+0x20/0x20
[  440.670588]  ? do_syscall_64+0x1b9/0x820
[  440.674652]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  440.680018]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.684950]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.689969]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  440.694992]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  440.701660]  ? __switch_to_asm+0x40/0x70
[  440.705730]  ? __switch_to_asm+0x34/0x70
[  440.709798]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.714672]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  440.720062] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  440.720147] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  440.726214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.726220] Call Trace:
[  440.726227]  <IRQ>
[  440.726244]  dump_stack+0x244/0x39d
[  440.726268]  ? dump_stack_print_info.cold.1+0x20/0x20
[  440.732808] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  440.742119]  warn_alloc.cold.116+0xb7/0x1bd
[  440.744676] syz-executor1 cpuset=syz1 mems_allowed=0
[  440.746836]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  440.780336]  ? lock_downgrade+0x900/0x900
[  440.784501]  ? trace_hardirqs_off+0xb8/0x310
[  440.788941]  ? trace_hardirqs_off+0xb8/0x310
[  440.793370]  __alloc_pages_slowpath+0x26e8/0x2e10
[  440.798258]  ? warn_alloc+0x120/0x120
[  440.802073]  ? print_usage_bug+0xc0/0xc0
[  440.806145]  ? warn_alloc+0x120/0x120
[  440.809953]  ? warn_alloc+0x120/0x120
[  440.813764]  ? print_usage_bug+0xc0/0xc0
[  440.817833]  ? print_usage_bug+0xc0/0xc0
[  440.821900]  ? __lock_acquire+0x62f/0x4c20
[  440.826146]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.831705]  ? should_fail+0x22d/0xd01
[  440.835602]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.840712]  ? __lock_acquire+0x62f/0x4c20
[  440.844951]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.850062]  ? __lock_acquire+0x62f/0x4c20
[  440.854296]  ? should_fail+0x22d/0xd01
[  440.858187]  ? find_held_lock+0x36/0x1c0
[  440.862263]  ? mark_held_locks+0x130/0x130
[  440.866508]  ? mark_held_locks+0x130/0x130
[  440.870754]  ? zap_class+0x640/0x640
[  440.874468]  ? zap_class+0x640/0x640
[  440.878185]  ? print_usage_bug+0xc0/0xc0
[  440.882245]  ? do_raw_spin_unlock+0xa7/0x330
[  440.886656]  ? zap_class+0x640/0x640
[  440.890383]  ? print_usage_bug+0xc0/0xc0
[  440.894446]  ? wq_watchdog_touch+0x9c/0xfe
[  440.898685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.904250]  ? check_preemption_disabled+0x48/0x280
[  440.909280]  ? __lock_is_held+0xb5/0x140
[  440.913345]  __alloc_pages_nodemask+0xa80/0xde0
[  440.918029]  ? zap_class+0x640/0x640
[  440.921760]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  440.926803]  ? find_held_lock+0x36/0x1c0
[  440.930876]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.935556]  ? lock_downgrade+0x900/0x900
[  440.939718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.945268]  cache_grow_begin+0xa5/0x8c0
[  440.949334]  ? do_raw_spin_unlock+0xa7/0x330
[  440.953751]  fallback_alloc+0x204/0x2e0
[  440.957736]  ____cache_alloc_node+0x1c7/0x1e0
[  440.962241]  kmem_cache_alloc_node+0xe3/0x730
[  440.966740]  ? ipv6_get_ifaddr+0x42e/0x620
[  440.970988]  __alloc_skb+0x119/0x770
[  440.974704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.979987]  ? netdev_alloc_frag+0x1f0/0x1f0
[  440.984410]  ? lock_downgrade+0x900/0x900
[  440.988573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.994114]  ? refcount_sub_and_test_checked+0x203/0x310
[  440.999571]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.005029]  ? addrconf_rs_timer+0x690/0x690
[  441.009460]  ndisc_alloc_skb+0x144/0x340
[  441.013532]  ndisc_send_rs+0x331/0x6e0
[  441.017449]  addrconf_rs_timer+0x314/0x690
[  441.021702]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.025978]  call_timer_fn+0x272/0x920
[  441.029867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.034101]  ? process_timeout+0x40/0x40
[  441.038189]  ? mark_held_locks+0xc7/0x130
[  441.042353]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.046849]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.051352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.055604]  ? lockdep_hardirqs_on+0x296/0x5b0
[  441.060194]  ? trace_hardirqs_on+0xbd/0x310
[  441.064517]  ? kasan_check_read+0x11/0x20
[  441.068675]  ? __run_timers+0x7da/0xc70
[  441.072656]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.077772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.082015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.086281]  __run_timers+0x7e5/0xc70
[  441.090102]  ? timer_fixup_init+0x70/0x70
[  441.094273]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  441.099295]  ? zap_class+0x640/0x640
[  441.103017]  ? print_usage_bug+0xc0/0xc0
[  441.107086]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  441.112328]  ? find_held_lock+0x36/0x1c0
[  441.116395]  ? zap_class+0x640/0x640
[  441.120114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.125668]  ? check_preemption_disabled+0x48/0x280
[  441.130697]  ? __lock_is_held+0xb5/0x140
[  441.134763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.140316]  ? check_preemption_disabled+0x48/0x280
[  441.145341]  run_timer_softirq+0x52/0xb0
[  441.149422]  ? rcu_read_lock_sched_held+0x14f/0x180
[  441.154440]  __do_softirq+0x308/0xb7e
[  441.158262]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  441.162757]  ? lock_downgrade+0x900/0x900
[  441.166923]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  441.172034]  ? pvclock_read_flags+0x160/0x160
[  441.176537]  ? lapic_next_event+0x5a/0x90
[  441.180703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.186251]  ? kvm_clock_read+0x18/0x30
[  441.190229]  ? kvm_sched_clock_read+0x9/0x20
[  441.194640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.200180]  ? check_preemption_disabled+0x48/0x280
[  441.205220]  irq_exit+0x17f/0x1c0
[  441.208679]  smp_apic_timer_interrupt+0x1cb/0x760
[  441.213532]  ? smp_reschedule_interrupt+0x109/0x650
[  441.218564]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.224461]  ? interrupt_entry+0xb5/0xc0
[  441.228529]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.233568]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.238595]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.243443]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.248462]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.253483]  ? task_prio+0x50/0x50
[  441.257028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.262576]  ? check_preemption_disabled+0x48/0x280
[  441.267621]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.272491]  apic_timer_interrupt+0xf/0x20
[  441.276721]  </IRQ>
[  441.278964] RIP: 0010:dump_stack+0x358/0x39d
[  441.283398] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  441.302301] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  441.310010] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  441.317278] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  441.324551] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  441.331820] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  441.339089] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  441.346374]  ? dump_stack+0x34f/0x39d
[  441.350188]  ? dump_stack_print_info.cold.1+0x20/0x20
[  441.355385]  ? mark_held_locks+0x130/0x130
[  441.359625]  ? mark_held_locks+0x130/0x130
[  441.363868]  dump_header+0x27b/0xf72
[  441.367597]  ? pagefault_out_of_memory+0x197/0x197
[  441.372535]  ? __lock_acquire+0x62f/0x4c20
[  441.376788]  ? percpu_ref_get_many+0x240/0x240
[  441.381392]  ? print_usage_bug+0xc0/0xc0
[  441.385472]  ? zap_class+0x640/0x640
[  441.389188]  ? print_usage_bug+0xc0/0xc0
[  441.393250]  ? print_usage_bug+0xc0/0xc0
[  441.397326]  ? zap_class+0x640/0x640
[  441.401047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.406602]  ? find_held_lock+0x36/0x1c0
[  441.410680]  ? mark_held_locks+0xc7/0x130
[  441.414835]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  441.419936]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  441.425043]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  441.429642]  ? trace_hardirqs_on+0xbd/0x310
[  441.433967]  ? kasan_check_read+0x11/0x20
[  441.438128]  ? ___ratelimit+0x3b4/0x672
[  441.442118]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.447239]  ? trace_hardirqs_on+0x310/0x310
[  441.451694]  ? lock_downgrade+0x900/0x900
[  441.455847]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  441.460955]  ? ___ratelimit+0x3b9/0x672
[  441.464938]  ? idr_get_free+0xf70/0xf70
[  441.468915]  ? find_held_lock+0x36/0x1c0
[  441.473002]  oom_kill_process.cold.27+0x10/0x903
[  441.477775]  ? zap_class+0x640/0x640
[  441.481493]  ? check_preemption_disabled+0x48/0x280
[  441.486515]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.491453]  ? kasan_check_read+0x11/0x20
[  441.495601]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.500897]  ? oom_evaluate_task+0x540/0x540
[  441.505313]  ? find_held_lock+0x36/0x1c0
[  441.509380]  ? out_of_memory+0x974/0x1430
[  441.513527]  ? lock_downgrade+0x900/0x900
[  441.517698]  ? check_preemption_disabled+0x48/0x280
[  441.522733]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.527662]  ? kasan_check_read+0x11/0x20
[  441.531849]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.537139]  ? rcu_softirq_qs+0x20/0x20
[  441.541134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.546697]  ? oom_evaluate_task+0x302/0x540
[  441.551126]  out_of_memory+0xa84/0x1430
[  441.555111]  ? oom_killer_disable+0x3a0/0x3a0
[  441.559611]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  441.564551]  ? __ww_mutex_check_waiters+0x160/0x160
[  441.569597]  __alloc_pages_slowpath+0x2354/0x2e10
[  441.574467]  ? warn_alloc+0x120/0x120
[  441.578270]  ? mark_held_locks+0x130/0x130
[  441.582512]  ? find_get_entry+0xaae/0x1120
[  441.586763]  ? filemap_map_pages+0x1a20/0x1a20
[  441.591356]  ? zap_class+0x640/0x640
[  441.595098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.600639]  ? check_preemption_disabled+0x48/0x280
[  441.605658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.611203]  ? should_fail+0x22d/0xd01
[  441.615097]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.620201]  ? zap_class+0x640/0x640
[  441.623959]  ? __lock_is_held+0xb5/0x140
[  441.628060]  ? mark_held_locks+0x130/0x130
[  441.632332]  ? lock_release+0xa00/0xa00
[  441.636323]  ? perf_trace_sched_process_exec+0x860/0x860
[  441.641777]  ? xa_load+0x2ba/0x460
[  441.645324]  ? lock_downgrade+0x900/0x900
[  441.649480]  ? __might_sleep+0x95/0x190
[  441.653484]  __alloc_pages_nodemask+0xa80/0xde0
[  441.658161]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  441.663189]  ? __page_cache_alloc+0x191/0x5c0
[  441.667683]  ? xa_load+0x2e1/0x460
[  441.671240]  ? xa_clear_mark+0x40/0x40
[  441.675369]  ? zap_class+0x640/0x640
[  441.679099]  ? zap_class+0x640/0x640
[  441.682826]  ? zap_class+0x640/0x640
[  441.686540]  ? __do_page_cache_readahead+0x663/0x810
[  441.691655]  ? find_held_lock+0x36/0x1c0
[  441.695723]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  441.701270]  alloc_pages_current+0x173/0x350
[  441.705689]  __page_cache_alloc+0x38c/0x5c0
[  441.710024]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.714955]  ? kasan_check_read+0x11/0x20
[  441.719121]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.724399]  ? generic_perform_write+0x6a0/0x6a0
[  441.729156]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.734701]  ? check_preemption_disabled+0x48/0x280
[  441.739729]  filemap_fault+0x1595/0x25f0
[  441.743828]  ? __lock_page_or_retry+0xa00/0xa00
[  441.748502]  ? mark_held_locks+0x130/0x130
[  441.752766]  ? filemap_map_pages+0xd6b/0x1a20
[  441.757266]  ? lock_downgrade+0x900/0x900
[  441.761415]  ? check_preemption_disabled+0x48/0x280
[  441.766439]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.771396]  ? kasan_check_read+0x11/0x20
[  441.775559]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.781305]  ? rcu_softirq_qs+0x20/0x20
[  441.785294]  ? filemap_map_pages+0xd92/0x1a20
[  441.789796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.795357]  ? find_get_entries_tag+0x1400/0x1400
[  441.800203]  ? __lock_acquire+0x62f/0x4c20
[  441.804466]  ? lock_acquire+0x1ed/0x520
[  441.808443]  ? ext4_filemap_fault+0x7a/0xad
[  441.812778]  ? lock_release+0xa00/0xa00
[  441.816757]  ? perf_trace_sched_process_exec+0x860/0x860
[  441.822224]  ? print_usage_bug+0xc0/0xc0
[  441.826292]  ? print_usage_bug+0xc0/0xc0
[  441.830397]  ? down_read+0x8d/0x120
[  441.834037]  ? ext4_filemap_fault+0x7a/0xad
[  441.838367]  ? __down_interruptible+0x700/0x700
[  441.843065]  ext4_filemap_fault+0x82/0xad
[  441.847217]  __do_fault+0x100/0x6b0
[  441.850853]  ? pmd_devmap_trans_unstable+0x220/0x220
[  441.855960]  ? mark_held_locks+0x130/0x130
[  441.860200]  ? mark_held_locks+0x130/0x130
[  441.864436]  ? find_held_lock+0x36/0x1c0
[  441.868516]  ? find_held_lock+0x36/0x1c0
[  441.872599]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.878143]  __handle_mm_fault+0x3ea0/0x5be0
[  441.882567]  ? poll_select_copy_remaining+0x18c/0x6a0
[  441.887770]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  441.892625]  ? __might_fault+0x12b/0x1e0
[  441.896690]  ? lock_downgrade+0x900/0x900
[  441.900853]  ? zap_class+0x640/0x640
[  441.904576]  ? zap_class+0x640/0x640
[  441.908322]  ? find_held_lock+0x36/0x1c0
[  441.912395]  ? handle_mm_fault+0x42a/0xc70
[  441.916638]  ? lock_downgrade+0x900/0x900
[  441.920791]  ? check_preemption_disabled+0x48/0x280
[  441.925817]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  441.930752]  ? kasan_check_read+0x11/0x20
[  441.934902]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.940197]  ? rcu_softirq_qs+0x20/0x20
[  441.944175]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.949282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.954824]  ? check_preemption_disabled+0x48/0x280
[  441.959865]  handle_mm_fault+0x54f/0xc70
[  441.963937]  ? __handle_mm_fault+0x5be0/0x5be0
[  441.968527]  ? find_vma+0x34/0x190
[  441.972098]  __do_page_fault+0x5e8/0xe60
[  441.976163]  ? trace_hardirqs_off+0xb8/0x310
[  441.980589]  do_page_fault+0xf2/0x7e0
[  441.984408]  ? vmalloc_sync_all+0x30/0x30
[  441.988567]  ? error_entry+0x70/0xd0
[  441.992285]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.997308]  ? trace_hardirqs_on_caller+0xc0/0x310
[  442.002269]  ? syscall_return_slowpath+0x5e0/0x5e0
[  442.007197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.012066]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.017095]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.022556]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  442.027583]  ? prepare_exit_to_usermode+0x291/0x3b0
[  442.032600]  ? page_fault+0x8/0x30
[  442.036158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.041005]  ? page_fault+0x8/0x30
[  442.044553]  page_fault+0x1e/0x30
[  442.048019] RIP: 0033:0x7f41334d1dd3
[  442.051778] Code: Bad RIP value.
[  442.055142] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  442.060520] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  442.067794] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  442.075070] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  442.082342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  442.089622] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  442.096916] warn_alloc_show_mem: 1 callbacks suppressed
[  442.096928] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  442.096930] Mem-Info:
[  442.096963] active_anon:51440 inactive_anon:594 isolated_anon:0
[  442.096963]  active_file:10 inactive_file:13 isolated_file:0
[  442.096963]  unevictable:0 dirty:0 writeback:0 unstable:0
[  442.096963]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  442.096963]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  442.096963]  free:13749 free_pcp:129 free_cma:0
[  442.102309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.109600] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  442.112003] Call Trace:
[  442.144876] 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
[  442.154228]  <IRQ>
[  442.181879] lowmem_reserve[]: 0 2818 6321 6321
[  442.184482]  dump_stack+0x244/0x39d
[  442.210571] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  442.212722]  ? dump_stack_print_info.cold.1+0x20/0x20
[  442.217295] lowmem_reserve[]: 0 0 3503 3503
[  442.220955]  warn_alloc.cold.116+0xb7/0x1bd
[  442.248281] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  442.253469]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.257776] lowmem_reserve[]: 0 0 0 0
[  442.262105]  ? lock_downgrade+0x900/0x900
[  442.291062] 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
[  442.295912]  ? trace_hardirqs_off+0xb8/0x310
[  442.299684] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  442.303832]  ? trace_hardirqs_off+0xb8/0x310
[  442.317332] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  442.321745]  __alloc_pages_slowpath+0x26e8/0x2e10
[  442.337080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  442.341530]  ? warn_alloc+0x120/0x120
[  442.357103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  442.361938]  ? print_usage_bug+0xc0/0xc0
[  442.370751] 673 total pagecache pages
[  442.374547]  ? warn_alloc+0x120/0x120
[  442.383117] 0 pages in swap cache
[  442.387167]  ? warn_alloc+0x120/0x120
[  442.390951] Swap cache stats: add 0, delete 0, find 0/0
[  442.394747]  ? print_usage_bug+0xc0/0xc0
[  442.398178] Free swap  = 0kB
[  442.401973]  ? print_usage_bug+0xc0/0xc0
[  442.407315] Total swap = 0kB
[  442.411386]  ? __lock_acquire+0x62f/0x4c20
[  442.414384] 1965979 pages RAM
[  442.418458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.421453] 0 pages HighMem/MovableOnly
[  442.425684]  ? should_fail+0x22d/0xd01
[  442.428768] 342854 pages reserved
[  442.434323]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.438292] 0 pages cma reserved
[  442.442198]  ? __lock_acquire+0x62f/0x4c20
[  442.445704] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  442.450735]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.454145] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  442.458323]  ? __lock_acquire+0x62f/0x4c20
[  442.464824] init cpuset=/ mems_allowed=0
[  442.469921]  ? should_fail+0x22d/0xd01
[  442.469938]  ? find_held_lock+0x36/0x1c0
[  442.495848]  ? mark_held_locks+0x130/0x130
[  442.500091]  ? mark_held_locks+0x130/0x130
[  442.504339]  ? zap_class+0x640/0x640
[  442.508053]  ? zap_class+0x640/0x640
[  442.511772]  ? print_usage_bug+0xc0/0xc0
[  442.515836]  ? do_raw_spin_unlock+0xa7/0x330
[  442.520248]  ? zap_class+0x640/0x640
[  442.523964]  ? print_usage_bug+0xc0/0xc0
[  442.528024]  ? wq_watchdog_touch+0x9c/0xfe
[  442.532281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.537838]  ? check_preemption_disabled+0x48/0x280
[  442.542866]  ? __lock_is_held+0xb5/0x140
[  442.546937]  __alloc_pages_nodemask+0xa80/0xde0
[  442.551618]  ? zap_class+0x640/0x640
[  442.555336]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  442.560374]  ? find_held_lock+0x36/0x1c0
[  442.564446]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.569116]  ? lock_downgrade+0x900/0x900
[  442.573285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.578865]  cache_grow_begin+0xa5/0x8c0
[  442.582937]  ? do_raw_spin_unlock+0xa7/0x330
[  442.587384]  fallback_alloc+0x204/0x2e0
[  442.591371]  ____cache_alloc_node+0x1c7/0x1e0
[  442.595880]  kmem_cache_alloc_node+0xe3/0x730
[  442.600380]  ? ipv6_get_ifaddr+0x42e/0x620
[  442.604627]  __alloc_skb+0x119/0x770
[  442.608348]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.613631]  ? netdev_alloc_frag+0x1f0/0x1f0
[  442.618039]  ? lock_downgrade+0x900/0x900
[  442.622198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.627742]  ? refcount_sub_and_test_checked+0x203/0x310
[  442.633216]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  442.638771]  ? addrconf_rs_timer+0x690/0x690
[  442.643205]  ndisc_alloc_skb+0x144/0x340
[  442.647270]  ndisc_send_rs+0x331/0x6e0
[  442.651161]  addrconf_rs_timer+0x314/0x690
[  442.655404]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.659656]  call_timer_fn+0x272/0x920
[  442.663546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.667804]  ? process_timeout+0x40/0x40
[  442.671881]  ? __run_timers+0x7da/0xc70
[  442.676346]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.680879]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.685373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.689609]  ? lockdep_hardirqs_on+0x296/0x5b0
[  442.694198]  ? trace_hardirqs_on+0xbd/0x310
[  442.698520]  ? kasan_check_read+0x11/0x20
[  442.702673]  ? __run_timers+0x7da/0xc70
[  442.706648]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.711757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.716063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.720298]  __run_timers+0x7e5/0xc70
[  442.724111]  ? timer_fixup_init+0x70/0x70
[  442.728263]  ? lock_acquire+0x1ed/0x520
[  442.732239]  ? zap_class+0x640/0x640
[  442.735970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.741514]  ? kasan_check_read+0x11/0x20
[  442.745673]  ? do_raw_spin_lock+0x14f/0x350
[  442.750002]  ? find_held_lock+0x36/0x1c0
[  442.754090]  ? zap_class+0x640/0x640
[  442.757821]  ? pvclock_read_flags+0x160/0x160
[  442.762320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.767877]  ? check_preemption_disabled+0x48/0x280
[  442.772919]  ? __lock_is_held+0xb5/0x140
[  442.776978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.782512]  ? check_preemption_disabled+0x48/0x280
[  442.787552]  run_timer_softirq+0x52/0xb0
[  442.791631]  ? rcu_read_lock_sched_held+0x14f/0x180
[  442.796672]  __do_softirq+0x308/0xb7e
[  442.800477]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  442.804975]  ? lock_downgrade+0x900/0x900
[  442.809131]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  442.814245]  ? pvclock_read_flags+0x160/0x160
[  442.818744]  ? lapic_next_event+0x5a/0x90
[  442.822999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.828593]  ? kvm_clock_read+0x18/0x30
[  442.832593]  ? kvm_sched_clock_read+0x9/0x20
[  442.837031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.842579]  ? check_preemption_disabled+0x48/0x280
[  442.847608]  irq_exit+0x17f/0x1c0
[  442.851067]  smp_apic_timer_interrupt+0x1cb/0x760
[  442.855915]  ? smp_reschedule_interrupt+0x109/0x650
[  442.860933]  ? smp_call_function_single_interrupt+0x650/0x650
[  442.866830]  ? interrupt_entry+0xb5/0xc0
[  442.870907]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.875921]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.880947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.885790]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.890807]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.895822]  ? task_prio+0x50/0x50
[  442.899363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.904900]  ? check_preemption_disabled+0x48/0x280
[  442.909934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.914786]  apic_timer_interrupt+0xf/0x20
[  442.919015]  </IRQ>
[  442.921257] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  442.927145] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  442.946042] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  442.953766] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  442.961045] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  442.968354] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  442.975619] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  442.982888] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  442.990195]  ? save_stack+0xa9/0xd0
[  442.993839]  __kmalloc_node_track_caller+0x3c/0x70
[  442.998775]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  443.003550]  pskb_expand_head+0x230/0x10f0
[  443.007791]  ? check_preemption_disabled+0x48/0x280
[  443.012812]  ? memcpy+0x45/0x50
[  443.016098]  ? __copy_skb_header+0x350/0x6b0
[  443.020511]  ? skb_release_data+0x880/0x880
[  443.024841]  ? __alloc_skb+0x770/0x770
[  443.028741]  ? __lock_is_held+0xb5/0x140
[  443.032825]  ? kasan_check_write+0x14/0x20
[  443.037073]  ? __skb_clone+0x6c7/0xa00
[  443.040969]  ? __copy_skb_header+0x6b0/0x6b0
[  443.045378]  ? kmem_cache_alloc+0x33a/0x730
[  443.049705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.055251]  skb_ensure_writable+0x3dd/0x640
[  443.059681]  ? skb_checksum_setup+0xaa0/0xaa0
[  443.064196]  ? preempt_notifier_register+0x200/0x200
[  443.069298]  ? __switch_to_asm+0x34/0x70
[  443.073354]  ? __switch_to_asm+0x34/0x70
[  443.077417]  ? __switch_to_asm+0x40/0x70
[  443.081481]  ? __switch_to_asm+0x34/0x70
[  443.085551]  ? __switch_to_asm+0x40/0x70
[  443.089621]  ? __switch_to_asm+0x40/0x70
[  443.093683]  ? __switch_to_asm+0x34/0x70
[  443.097744]  ? __switch_to_asm+0x34/0x70
[  443.101802]  ? __switch_to_asm+0x40/0x70
[  443.105864]  ? __switch_to_asm+0x34/0x70
[  443.109932]  bpf_clone_redirect+0x14a/0x490
[  443.114267]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  443.119299]  ? __sched_text_start+0x8/0x8
[  443.123457]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  443.128234]  ? find_held_lock+0x36/0x1c0
[  443.132317]  ? lock_acquire+0x1ed/0x520
[  443.136293]  ? bpf_test_run+0x3cb/0x780
[  443.140284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.145827]  ? check_preemption_disabled+0x48/0x280
[  443.150870]  ? kasan_check_read+0x11/0x20
[  443.155017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.160310]  ? rcu_softirq_qs+0x20/0x20
[  443.164293]  ? preempt_schedule+0x4d/0x60
[  443.168443]  ? ___preempt_schedule+0x16/0x18
[  443.172860]  ? bpf_test_run+0x25d/0x780
[  443.176862]  ? netlink_diag_dump+0x2a0/0x2a0
[  443.181279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.186818]  ? bpf_test_init.isra.10+0x70/0x100
[  443.191495]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  443.196290]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  443.201132]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.206699]  ? fput+0x130/0x1a0
[  443.209982]  ? __bpf_prog_get+0x9b/0x290
[  443.214046]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  443.218891]  ? bpf_prog_test_run+0x130/0x1a0
[  443.223316]  ? __x64_sys_bpf+0x3d8/0x520
[  443.227389]  ? bpf_prog_get+0x20/0x20
[  443.231237]  ? do_syscall_64+0x1b9/0x820
[  443.235320]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  443.240688]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.245624]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.250647]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  443.255669]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  443.262336]  ? __switch_to_asm+0x40/0x70
[  443.266413]  ? __switch_to_asm+0x34/0x70
[  443.270504]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.275383]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  443.280778] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  443.280869] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  443.286936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.286941] Call Trace:
[  443.286948]  <IRQ>
[  443.286965]  dump_stack+0x244/0x39d
[  443.286983]  ? dump_stack_print_info.cold.1+0x20/0x20
[  443.287010]  warn_alloc.cold.116+0xb7/0x1bd
[  443.294182] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  443.302843]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.302876]  ? lock_downgrade+0x900/0x900
[  443.305709] syz-executor1 cpuset=syz1 mems_allowed=0
[  443.307866]  ? trace_hardirqs_off+0xb8/0x310
[  443.307887]  ? trace_hardirqs_off+0xb8/0x310
[  443.354530]  __alloc_pages_slowpath+0x26e8/0x2e10
[  443.359409]  ? warn_alloc+0x120/0x120
[  443.363217]  ? print_usage_bug+0xc0/0xc0
[  443.367284]  ? warn_alloc+0x120/0x120
[  443.371110]  ? warn_alloc+0x120/0x120
[  443.374940]  ? print_usage_bug+0xc0/0xc0
[  443.379020]  ? print_usage_bug+0xc0/0xc0
[  443.383102]  ? __lock_acquire+0x62f/0x4c20
[  443.387358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.392899]  ? should_fail+0x22d/0xd01
[  443.396793]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.401913]  ? __lock_acquire+0x62f/0x4c20
[  443.406176]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.411282]  ? __lock_acquire+0x62f/0x4c20
[  443.415520]  ? should_fail+0x22d/0xd01
[  443.419413]  ? find_held_lock+0x36/0x1c0
[  443.423483]  ? mark_held_locks+0x130/0x130
[  443.427726]  ? mark_held_locks+0x130/0x130
[  443.431963]  ? zap_class+0x640/0x640
[  443.435680]  ? zap_class+0x640/0x640
[  443.439424]  ? print_usage_bug+0xc0/0xc0
[  443.443491]  ? do_raw_spin_unlock+0xa7/0x330
[  443.447904]  ? zap_class+0x640/0x640
[  443.451625]  ? print_usage_bug+0xc0/0xc0
[  443.455689]  ? wq_watchdog_touch+0x9c/0xfe
[  443.459933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.465475]  ? check_preemption_disabled+0x48/0x280
[  443.470507]  ? __lock_is_held+0xb5/0x140
[  443.474579]  __alloc_pages_nodemask+0xa80/0xde0
[  443.479266]  ? zap_class+0x640/0x640
[  443.482985]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  443.488015]  ? find_held_lock+0x36/0x1c0
[  443.492095]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.496772]  ? lock_downgrade+0x900/0x900
[  443.500927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.506470]  cache_grow_begin+0xa5/0x8c0
[  443.510535]  ? do_raw_spin_unlock+0xa7/0x330
[  443.514967]  fallback_alloc+0x204/0x2e0
[  443.518957]  ____cache_alloc_node+0x1c7/0x1e0
[  443.523477]  kmem_cache_alloc_node+0xe3/0x730
[  443.527989]  ? ipv6_get_ifaddr+0x42e/0x620
[  443.532238]  __alloc_skb+0x119/0x770
[  443.535950]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.541230]  ? netdev_alloc_frag+0x1f0/0x1f0
[  443.545646]  ? lock_downgrade+0x900/0x900
[  443.549808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.555353]  ? refcount_sub_and_test_checked+0x203/0x310
[  443.560820]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  443.566271]  ? addrconf_rs_timer+0x690/0x690
[  443.570692]  ndisc_alloc_skb+0x144/0x340
[  443.574759]  ndisc_send_rs+0x331/0x6e0
[  443.578654]  addrconf_rs_timer+0x314/0x690
[  443.582911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.587158]  call_timer_fn+0x272/0x920
[  443.591044]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.595286]  ? process_timeout+0x40/0x40
[  443.599376]  ? mark_held_locks+0xc7/0x130
[  443.603538]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.608038]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.612535]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.616773]  ? lockdep_hardirqs_on+0x296/0x5b0
[  443.621359]  ? trace_hardirqs_on+0xbd/0x310
[  443.625685]  ? kasan_check_read+0x11/0x20
[  443.629835]  ? __run_timers+0x7da/0xc70
[  443.633813]  ? trace_hardirqs_off_caller+0x310/0x310
[  443.638924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.643181]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.647428]  __run_timers+0x7e5/0xc70
[  443.651244]  ? timer_fixup_init+0x70/0x70
[  443.655405]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  443.660423]  ? zap_class+0x640/0x640
[  443.664150]  ? print_usage_bug+0xc0/0xc0
[  443.668219]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  443.673586]  ? find_held_lock+0x36/0x1c0
[  443.677661]  ? zap_class+0x640/0x640
[  443.681384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.686924]  ? check_preemption_disabled+0x48/0x280
[  443.691949]  ? __lock_is_held+0xb5/0x140
[  443.696012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.701555]  ? check_preemption_disabled+0x48/0x280
[  443.706583]  run_timer_softirq+0x52/0xb0
[  443.710659]  ? rcu_read_lock_sched_held+0x14f/0x180
[  443.715680]  __do_softirq+0x308/0xb7e
[  443.719504]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  443.724004]  ? lock_downgrade+0x900/0x900
[  443.728159]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  443.733272]  ? pvclock_read_flags+0x160/0x160
[  443.737770]  ? lapic_next_event+0x5a/0x90
[  443.741921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.747475]  ? kvm_clock_read+0x18/0x30
[  443.751449]  ? kvm_sched_clock_read+0x9/0x20
[  443.755860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.761399]  ? check_preemption_disabled+0x48/0x280
[  443.766444]  irq_exit+0x17f/0x1c0
[  443.769926]  smp_apic_timer_interrupt+0x1cb/0x760
[  443.774778]  ? smp_reschedule_interrupt+0x109/0x650
[  443.779800]  ? smp_call_function_single_interrupt+0x650/0x650
[  443.786166]  ? interrupt_entry+0xb5/0xc0
[  443.790228]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.795244]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.800278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.805138]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.810153]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.815172]  ? task_prio+0x50/0x50
[  443.818713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.824252]  ? check_preemption_disabled+0x48/0x280
[  443.829277]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.834131]  apic_timer_interrupt+0xf/0x20
[  443.838361]  </IRQ>
[  443.840608] RIP: 0010:dump_stack+0x358/0x39d
[  443.845020] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  443.863935] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  443.871646] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  443.878925] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  443.886194] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  443.893466] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  443.900747] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  443.908038]  ? dump_stack+0x34f/0x39d
[  443.911874]  ? dump_stack_print_info.cold.1+0x20/0x20
[  443.917075]  ? mark_held_locks+0x130/0x130
[  443.921311]  ? mark_held_locks+0x130/0x130
[  443.925563]  dump_header+0x27b/0xf72
[  443.929296]  ? pagefault_out_of_memory+0x197/0x197
[  443.934238]  ? __lock_acquire+0x62f/0x4c20
[  443.938483]  ? percpu_ref_get_many+0x240/0x240
[  443.943074]  ? print_usage_bug+0xc0/0xc0
[  443.947142]  ? zap_class+0x640/0x640
[  443.950874]  ? print_usage_bug+0xc0/0xc0
[  443.954949]  ? print_usage_bug+0xc0/0xc0
[  443.959015]  ? zap_class+0x640/0x640
[  443.962741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.968307]  ? find_held_lock+0x36/0x1c0
[  443.972381]  ? mark_held_locks+0xc7/0x130
[  443.976535]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  443.981649]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  443.986760]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  443.991342]  ? trace_hardirqs_on+0xbd/0x310
[  443.995663]  ? kasan_check_read+0x11/0x20
[  443.999811]  ? ___ratelimit+0x3b4/0x672
[  444.003790]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.008899]  ? trace_hardirqs_on+0x310/0x310
[  444.013328]  ? lock_downgrade+0x900/0x900
[  444.017486]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  444.022597]  ? ___ratelimit+0x3b9/0x672
[  444.026579]  ? idr_get_free+0xf70/0xf70
[  444.030564]  ? find_held_lock+0x36/0x1c0
[  444.034653]  oom_kill_process.cold.27+0x10/0x903
[  444.039426]  ? zap_class+0x640/0x640
[  444.043142]  ? check_preemption_disabled+0x48/0x280
[  444.048164]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.053094]  ? kasan_check_read+0x11/0x20
[  444.057243]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.062520]  ? oom_evaluate_task+0x540/0x540
[  444.066941]  ? find_held_lock+0x36/0x1c0
[  444.071007]  ? out_of_memory+0x974/0x1430
[  444.075160]  ? lock_downgrade+0x900/0x900
[  444.079334]  ? check_preemption_disabled+0x48/0x280
[  444.084357]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.089290]  ? kasan_check_read+0x11/0x20
[  444.093452]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.098728]  ? rcu_softirq_qs+0x20/0x20
[  444.102723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.108260]  ? oom_evaluate_task+0x302/0x540
[  444.112676]  out_of_memory+0xa84/0x1430
[  444.116661]  ? oom_killer_disable+0x3a0/0x3a0
[  444.121175]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  444.126155]  ? __ww_mutex_check_waiters+0x160/0x160
[  444.131201]  __alloc_pages_slowpath+0x2354/0x2e10
[  444.136085]  ? warn_alloc+0x120/0x120
[  444.139887]  ? mark_held_locks+0x130/0x130
[  444.144130]  ? find_get_entry+0xaae/0x1120
[  444.148389]  ? filemap_map_pages+0x1a20/0x1a20
[  444.152991]  ? zap_class+0x640/0x640
[  444.156713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.162251]  ? check_preemption_disabled+0x48/0x280
[  444.167282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.172838]  ? should_fail+0x22d/0xd01
[  444.176748]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.181855]  ? zap_class+0x640/0x640
[  444.185605]  ? __lock_is_held+0xb5/0x140
[  444.189700]  ? mark_held_locks+0x130/0x130
[  444.193940]  ? lock_release+0xa00/0xa00
[  444.197916]  ? perf_trace_sched_process_exec+0x860/0x860
[  444.203369]  ? xa_load+0x2ba/0x460
[  444.206912]  ? lock_downgrade+0x900/0x900
[  444.211098]  ? __might_sleep+0x95/0x190
[  444.215097]  __alloc_pages_nodemask+0xa80/0xde0
[  444.219775]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  444.224808]  ? __page_cache_alloc+0x191/0x5c0
[  444.229316]  ? xa_load+0x2e1/0x460
[  444.232870]  ? xa_clear_mark+0x40/0x40
[  444.236759]  ? zap_class+0x640/0x640
[  444.240486]  ? zap_class+0x640/0x640
[  444.244202]  ? zap_class+0x640/0x640
[  444.247917]  ? __do_page_cache_readahead+0x663/0x810
[  444.253026]  ? find_held_lock+0x36/0x1c0
[  444.257098]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  444.262654]  alloc_pages_current+0x173/0x350
[  444.267079]  __page_cache_alloc+0x38c/0x5c0
[  444.271404]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.276345]  ? kasan_check_read+0x11/0x20
[  444.280491]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.285775]  ? generic_perform_write+0x6a0/0x6a0
[  444.290537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.296090]  ? check_preemption_disabled+0x48/0x280
[  444.301115]  filemap_fault+0x1595/0x25f0
[  444.305189]  ? __lock_page_or_retry+0xa00/0xa00
[  444.309878]  ? mark_held_locks+0x130/0x130
[  444.314129]  ? filemap_map_pages+0xd6b/0x1a20
[  444.318633]  ? lock_downgrade+0x900/0x900
[  444.322787]  ? check_preemption_disabled+0x48/0x280
[  444.327810]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.332743]  ? kasan_check_read+0x11/0x20
[  444.336897]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.342175]  ? rcu_softirq_qs+0x20/0x20
[  444.346170]  ? filemap_map_pages+0xd92/0x1a20
[  444.350674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.356221]  ? find_get_entries_tag+0x1400/0x1400
[  444.361099]  ? __lock_acquire+0x62f/0x4c20
[  444.365349]  ? lock_acquire+0x1ed/0x520
[  444.369325]  ? ext4_filemap_fault+0x7a/0xad
[  444.373659]  ? lock_release+0xa00/0xa00
[  444.377637]  ? perf_trace_sched_process_exec+0x860/0x860
[  444.383096]  ? print_usage_bug+0xc0/0xc0
[  444.387161]  ? print_usage_bug+0xc0/0xc0
[  444.391237]  ? down_read+0x8d/0x120
[  444.394864]  ? ext4_filemap_fault+0x7a/0xad
[  444.399199]  ? __down_interruptible+0x700/0x700
[  444.403889]  ext4_filemap_fault+0x82/0xad
[  444.408044]  __do_fault+0x100/0x6b0
[  444.411683]  ? pmd_devmap_trans_unstable+0x220/0x220
[  444.416792]  ? mark_held_locks+0x130/0x130
[  444.421033]  ? mark_held_locks+0x130/0x130
[  444.425284]  ? find_held_lock+0x36/0x1c0
[  444.429353]  ? find_held_lock+0x36/0x1c0
[  444.433419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.438966]  __handle_mm_fault+0x3ea0/0x5be0
[  444.443381]  ? poll_select_copy_remaining+0x18c/0x6a0
[  444.448594]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  444.453447]  ? __might_fault+0x12b/0x1e0
[  444.457515]  ? lock_downgrade+0x900/0x900
[  444.461683]  ? zap_class+0x640/0x640
[  444.465400]  ? zap_class+0x640/0x640
[  444.469124]  ? find_held_lock+0x36/0x1c0
[  444.473222]  ? handle_mm_fault+0x42a/0xc70
[  444.477474]  ? lock_downgrade+0x900/0x900
[  444.481630]  ? check_preemption_disabled+0x48/0x280
[  444.486655]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  444.491591]  ? kasan_check_read+0x11/0x20
[  444.495742]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.501042]  ? rcu_softirq_qs+0x20/0x20
[  444.505026]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.510141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.515689]  ? check_preemption_disabled+0x48/0x280
[  444.520721]  handle_mm_fault+0x54f/0xc70
[  444.524791]  ? __handle_mm_fault+0x5be0/0x5be0
[  444.529382]  ? find_vma+0x34/0x190
[  444.532934]  __do_page_fault+0x5e8/0xe60
[  444.537018]  ? trace_hardirqs_off+0xb8/0x310
[  444.541443]  do_page_fault+0xf2/0x7e0
[  444.545248]  ? vmalloc_sync_all+0x30/0x30
[  444.549397]  ? error_entry+0x70/0xd0
[  444.553138]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.558158]  ? trace_hardirqs_on_caller+0xc0/0x310
[  444.563093]  ? syscall_return_slowpath+0x5e0/0x5e0
[  444.568027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.572878]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.577906]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.583362]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  444.588393]  ? prepare_exit_to_usermode+0x291/0x3b0
[  444.593414]  ? page_fault+0x8/0x30
[  444.596967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.601817]  ? page_fault+0x8/0x30
[  444.605365]  page_fault+0x1e/0x30
[  444.608845] RIP: 0033:0x7f41334d1dd3
[  444.612604] Code: Bad RIP value.
[  444.615969] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  444.621341] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  444.628615] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  444.635886] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  444.643156] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  444.650426] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  444.657718] warn_alloc_show_mem: 1 callbacks suppressed
[  444.657730] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  444.657732] Mem-Info:
[  444.657764] active_anon:51440 inactive_anon:594 isolated_anon:0
[  444.657764]  active_file:10 inactive_file:13 isolated_file:0
[  444.657764]  unevictable:0 dirty:0 writeback:0 unstable:0
[  444.657764]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  444.657764]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  444.657764]  free:13749 free_pcp:129 free_cma:0
[  444.663115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  444.670398] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  444.672798] Call Trace:
[  444.705694] 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
[  444.715070]  <IRQ>
[  444.742739] lowmem_reserve[]: 0 2818 6321 6321
[  444.745329]  dump_stack+0x244/0x39d
[  444.771440] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  444.773598]  ? dump_stack_print_info.cold.1+0x20/0x20
[  444.778161] lowmem_reserve[]: 0 0 3503 3503
[  444.781801]  warn_alloc.cold.116+0xb7/0x1bd
[  444.809124] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  444.814312]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  444.818610] lowmem_reserve[]: 0 0 0 0
[  444.822936]  ? lock_downgrade+0x900/0x900
[  444.851905] 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
[  444.856751]  ? trace_hardirqs_off+0xb8/0x310
[  444.860527] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  444.864675]  ? trace_hardirqs_off+0xb8/0x310
[  444.878175] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  444.882594]  ? noop_count+0x40/0x40
[  444.897928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  444.902330]  __alloc_pages_slowpath+0x26e8/0x2e10
[  444.917935] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  444.921574]  ? check_usage+0x1aa/0x790
[  444.930380] 673 total pagecache pages
[  444.935218]  ? warn_alloc+0x120/0x120
[  444.943781] 0 pages in swap cache
[  444.947663]  ? warn_alloc+0x120/0x120
[  444.951444] Swap cache stats: add 0, delete 0, find 0/0
[  444.955236]  ? __bfs+0xb0/0x780
[  444.958674] Free swap  = 0kB
[  444.962469]  ? warn_alloc+0x120/0x120
[  444.967811] Total swap = 0kB
[  444.971086]  ? print_usage_bug+0xc0/0xc0
[  444.974094] 1965979 pages RAM
[  444.977902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.980906] 0 pages HighMem/MovableOnly
[  444.984967]  ? should_fail+0x22d/0xd01
[  444.988050] 342854 pages reserved
[  444.993592]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  444.997549] 0 pages cma reserved
[  445.001439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.004975] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  445.010764]  ? __lock_acquire+0x62f/0x4c20
[  445.014174] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  445.019211]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.025683] init cpuset=/ mems_allowed=0
[  445.029921]  ? should_fail+0x22d/0xd01
[  445.052637]  ? mark_held_locks+0x130/0x130
[  445.056878]  ? mark_held_locks+0x130/0x130
[  445.061114]  ? print_usage_bug+0xc0/0xc0
[  445.065184]  ? find_held_lock+0x36/0x1c0
[  445.069249]  ? zap_class+0x640/0x640
[  445.072971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.078518]  ? check_preemption_disabled+0x48/0x280
[  445.083546]  ? __lock_is_held+0xb5/0x140
[  445.087623]  __alloc_pages_nodemask+0xa80/0xde0
[  445.092293]  ? zap_class+0x640/0x640
[  445.096042]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  445.101070]  ? find_held_lock+0x36/0x1c0
[  445.105144]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.109820]  ? lock_downgrade+0x900/0x900
[  445.113977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.119519]  cache_grow_begin+0xa5/0x8c0
[  445.123590]  ? do_raw_spin_unlock+0xa7/0x330
[  445.128012]  fallback_alloc+0x204/0x2e0
[  445.131995]  ____cache_alloc_node+0x1c7/0x1e0
[  445.136496]  kmem_cache_alloc_node+0xe3/0x730
[  445.140992]  ? mark_held_locks+0xc7/0x130
[  445.145152]  __alloc_skb+0x119/0x770
[  445.148872]  ? netdev_alloc_frag+0x1f0/0x1f0
[  445.153321]  ? do_raw_spin_trylock+0x270/0x270
[  445.157908]  ? kmem_cache_alloc_trace+0x353/0x750
[  445.162756]  ? queue_work_on+0x12c/0x1e0
[  445.166826]  ? switchdev_port_obj_del+0xdc/0x440
[  445.171605]  ? switchdev_trans_item_enqueue+0x260/0x260
[  445.176970]  ? mod_timer+0x631/0x1560
[  445.180774]  ? wake_up_klogd+0x180/0x180
[  445.184840]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  445.189880]  __br_mdb_notify+0x4ff/0x15d0
[  445.194040]  ? __br_mdb_add+0x7f0/0x7f0
[  445.198028]  ? zap_class+0x640/0x640
[  445.201755]  ? br_multicast_group_expired+0x96/0x610
[  445.206874]  br_mdb_notify+0x310/0x410
[  445.210769]  ? br_mdb_dump+0x27b0/0x27b0
[  445.214849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.220392]  br_multicast_group_expired+0x1bc/0x610
[  445.225412]  ? br_mdb_free+0x80/0x80
[  445.229149]  call_timer_fn+0x272/0x920
[  445.233054]  ? br_mdb_free+0x80/0x80
[  445.236773]  ? process_timeout+0x40/0x40
[  445.240840]  ? __run_timers+0x7da/0xc70
[  445.244826]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.249333]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.253836]  ? br_mdb_free+0x80/0x80
[  445.257560]  ? lockdep_hardirqs_on+0x296/0x5b0
[  445.262150]  ? trace_hardirqs_on+0xbd/0x310
[  445.266470]  ? kasan_check_read+0x11/0x20
[  445.270642]  ? __run_timers+0x7da/0xc70
[  445.274637]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.279761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.284005]  ? br_mdb_free+0x80/0x80
[  445.287718]  __run_timers+0x7e5/0xc70
[  445.291530]  ? timer_fixup_init+0x70/0x70
[  445.295703]  ? lock_acquire+0x1ed/0x520
[  445.299706]  ? zap_class+0x640/0x640
[  445.303433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.308978]  ? kasan_check_read+0x11/0x20
[  445.313129]  ? do_raw_spin_lock+0x14f/0x350
[  445.317496]  ? find_held_lock+0x36/0x1c0
[  445.321582]  ? zap_class+0x640/0x640
[  445.325304]  ? pvclock_read_flags+0x160/0x160
[  445.329803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.335344]  ? check_preemption_disabled+0x48/0x280
[  445.340373]  ? __lock_is_held+0xb5/0x140
[  445.344461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.350011]  ? check_preemption_disabled+0x48/0x280
[  445.355029]  run_timer_softirq+0x52/0xb0
[  445.359093]  ? rcu_read_lock_sched_held+0x14f/0x180
[  445.364110]  __do_softirq+0x308/0xb7e
[  445.367928]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  445.372439]  ? lock_downgrade+0x900/0x900
[  445.376599]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  445.381715]  ? pvclock_read_flags+0x160/0x160
[  445.386224]  ? lapic_next_event+0x5a/0x90
[  445.390383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.395929]  ? kvm_clock_read+0x18/0x30
[  445.399904]  ? kvm_sched_clock_read+0x9/0x20
[  445.404331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.409870]  ? check_preemption_disabled+0x48/0x280
[  445.414899]  irq_exit+0x17f/0x1c0
[  445.418374]  smp_apic_timer_interrupt+0x1cb/0x760
[  445.423215]  ? smp_reschedule_interrupt+0x109/0x650
[  445.428234]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.434121]  ? interrupt_entry+0xb5/0xc0
[  445.438188]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.443210]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.448235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.453080]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.458102]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.463118]  ? task_prio+0x50/0x50
[  445.466666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.472208]  ? check_preemption_disabled+0x48/0x280
[  445.477231]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.482105]  apic_timer_interrupt+0xf/0x20
[  445.486376]  </IRQ>
[  445.488647] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  445.494534] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  445.513454] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  445.521163] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  445.528431] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  445.535700] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  445.542966] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  445.550231] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  445.557543]  ? save_stack+0xa9/0xd0
[  445.561194]  __kmalloc_node_track_caller+0x3c/0x70
[  445.566133]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  445.570899]  pskb_expand_head+0x230/0x10f0
[  445.575151]  ? check_preemption_disabled+0x48/0x280
[  445.580186]  ? memcpy+0x45/0x50
[  445.583499]  ? __copy_skb_header+0x350/0x6b0
[  445.587918]  ? skb_release_data+0x880/0x880
[  445.592238]  ? __alloc_skb+0x770/0x770
[  445.596151]  ? __lock_is_held+0xb5/0x140
[  445.600220]  ? kasan_check_write+0x14/0x20
[  445.604456]  ? __skb_clone+0x6c7/0xa00
[  445.608351]  ? __copy_skb_header+0x6b0/0x6b0
[  445.612760]  ? kmem_cache_alloc+0x33a/0x730
[  445.617087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.622633]  skb_ensure_writable+0x3dd/0x640
[  445.627049]  ? skb_checksum_setup+0xaa0/0xaa0
[  445.631547]  ? preempt_notifier_register+0x200/0x200
[  445.636666]  ? __switch_to_asm+0x34/0x70
[  445.640740]  ? __switch_to_asm+0x34/0x70
[  445.644814]  ? __switch_to_asm+0x40/0x70
[  445.648879]  ? __switch_to_asm+0x34/0x70
[  445.652938]  ? __switch_to_asm+0x40/0x70
[  445.656996]  ? __switch_to_asm+0x40/0x70
[  445.661055]  ? __switch_to_asm+0x34/0x70
[  445.665114]  ? __switch_to_asm+0x34/0x70
[  445.669174]  ? __switch_to_asm+0x40/0x70
[  445.673748]  ? __switch_to_asm+0x34/0x70
[  445.677815]  bpf_clone_redirect+0x14a/0x490
[  445.682148]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  445.687189]  ? __sched_text_start+0x8/0x8
[  445.691348]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  445.696117]  ? find_held_lock+0x36/0x1c0
[  445.700191]  ? lock_acquire+0x1ed/0x520
[  445.704168]  ? bpf_test_run+0x3cb/0x780
[  445.708144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.713703]  ? check_preemption_disabled+0x48/0x280
[  445.718741]  ? kasan_check_read+0x11/0x20
[  445.722933]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.728208]  ? rcu_softirq_qs+0x20/0x20
[  445.732200]  ? preempt_schedule+0x4d/0x60
[  445.736363]  ? ___preempt_schedule+0x16/0x18
[  445.740784]  ? bpf_test_run+0x25d/0x780
[  445.745595]  ? netlink_diag_dump+0x2a0/0x2a0
[  445.750008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.755560]  ? bpf_test_init.isra.10+0x70/0x100
[  445.760239]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  445.765005]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  445.769848]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  445.775388]  ? fput+0x130/0x1a0
[  445.778681]  ? __bpf_prog_get+0x9b/0x290
[  445.782882]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  445.787737]  ? bpf_prog_test_run+0x130/0x1a0
[  445.792192]  ? __x64_sys_bpf+0x3d8/0x520
[  445.796274]  ? bpf_prog_get+0x20/0x20
[  445.800093]  ? do_syscall_64+0x1b9/0x820
[  445.804155]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  445.809521]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.814459]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.819492]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  445.824526]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  445.831210]  ? __switch_to_asm+0x40/0x70
[  445.835272]  ? __switch_to_asm+0x34/0x70
[  445.839343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.844206]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  445.849603] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  445.850435] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  445.855783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  445.866253] syz-executor1 cpuset=syz1 mems_allowed=0
[  445.875601] Call Trace:
[  445.883265]  <IRQ>
[  445.885434]  dump_stack+0x244/0x39d
[  445.889073]  ? dump_stack_print_info.cold.1+0x20/0x20
[  445.894290]  warn_alloc.cold.116+0xb7/0x1bd
[  445.898650]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  445.903505]  ? lock_downgrade+0x900/0x900
[  445.907677]  ? trace_hardirqs_off+0xb8/0x310
[  445.912096]  ? trace_hardirqs_off+0xb8/0x310
[  445.916525]  __alloc_pages_slowpath+0x26e8/0x2e10
[  445.921398]  ? warn_alloc+0x120/0x120
[  445.925219]  ? print_usage_bug+0xc0/0xc0
[  445.929285]  ? warn_alloc+0x120/0x120
[  445.933096]  ? warn_alloc+0x120/0x120
[  445.936903]  ? print_usage_bug+0xc0/0xc0
[  445.940969]  ? print_usage_bug+0xc0/0xc0
[  445.945033]  ? __lock_acquire+0x62f/0x4c20
[  445.949304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.954856]  ? should_fail+0x22d/0xd01
[  445.958765]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.963871]  ? __lock_acquire+0x62f/0x4c20
[  445.968113]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.973215]  ? __lock_acquire+0x62f/0x4c20
[  445.977456]  ? should_fail+0x22d/0xd01
[  445.981368]  ? find_held_lock+0x36/0x1c0
[  445.985461]  ? mark_held_locks+0x130/0x130
[  445.989715]  ? mark_held_locks+0x130/0x130
[  445.993951]  ? zap_class+0x640/0x640
[  445.997670]  ? zap_class+0x640/0x640
[  446.001392]  ? print_usage_bug+0xc0/0xc0
[  446.005452]  ? do_raw_spin_unlock+0xa7/0x330
[  446.009861]  ? zap_class+0x640/0x640
[  446.013583]  ? print_usage_bug+0xc0/0xc0
[  446.017650]  ? wq_watchdog_touch+0x9c/0xfe
[  446.021891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.027451]  ? check_preemption_disabled+0x48/0x280
[  446.032476]  ? __lock_is_held+0xb5/0x140
[  446.036547]  __alloc_pages_nodemask+0xa80/0xde0
[  446.041221]  ? zap_class+0x640/0x640
[  446.044967]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  446.049996]  ? find_held_lock+0x36/0x1c0
[  446.054075]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.058751]  ? lock_downgrade+0x900/0x900
[  446.062906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.068454]  cache_grow_begin+0xa5/0x8c0
[  446.072518]  ? do_raw_spin_unlock+0xa7/0x330
[  446.076937]  fallback_alloc+0x204/0x2e0
[  446.080934]  ____cache_alloc_node+0x1c7/0x1e0
[  446.085469]  kmem_cache_alloc_node+0xe3/0x730
[  446.089990]  ? ipv6_get_ifaddr+0x42e/0x620
[  446.094254]  __alloc_skb+0x119/0x770
[  446.097972]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.103256]  ? netdev_alloc_frag+0x1f0/0x1f0
[  446.107667]  ? lock_downgrade+0x900/0x900
[  446.111856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.117428]  ? refcount_sub_and_test_checked+0x203/0x310
[  446.122896]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  446.128347]  ? addrconf_rs_timer+0x690/0x690
[  446.132773]  ndisc_alloc_skb+0x144/0x340
[  446.136843]  ndisc_send_rs+0x331/0x6e0
[  446.140737]  addrconf_rs_timer+0x314/0x690
[  446.144981]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.149230]  call_timer_fn+0x272/0x920
[  446.153118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.157366]  ? process_timeout+0x40/0x40
[  446.161474]  ? mark_held_locks+0xc7/0x130
[  446.165628]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.170123]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.174623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.178864]  ? lockdep_hardirqs_on+0x296/0x5b0
[  446.183490]  ? trace_hardirqs_on+0xbd/0x310
[  446.187818]  ? kasan_check_read+0x11/0x20
[  446.191970]  ? __run_timers+0x7da/0xc70
[  446.195947]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.201069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.205328]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.209575]  __run_timers+0x7e5/0xc70
[  446.213400]  ? timer_fixup_init+0x70/0x70
[  446.217552]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  446.222586]  ? zap_class+0x640/0x640
[  446.226312]  ? print_usage_bug+0xc0/0xc0
[  446.230395]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  446.235607]  ? find_held_lock+0x36/0x1c0
[  446.239678]  ? zap_class+0x640/0x640
[  446.243401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.248958]  ? check_preemption_disabled+0x48/0x280
[  446.253990]  ? __lock_is_held+0xb5/0x140
[  446.258053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.263598]  ? check_preemption_disabled+0x48/0x280
[  446.268632]  run_timer_softirq+0x52/0xb0
[  446.272716]  ? rcu_read_lock_sched_held+0x14f/0x180
[  446.277738]  __do_softirq+0x308/0xb7e
[  446.281544]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  446.286060]  ? lock_downgrade+0x900/0x900
[  446.290323]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  446.295441]  ? pvclock_read_flags+0x160/0x160
[  446.299945]  ? lapic_next_event+0x5a/0x90
[  446.304100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.309645]  ? kvm_clock_read+0x18/0x30
[  446.313621]  ? kvm_sched_clock_read+0x9/0x20
[  446.318033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.323580]  ? check_preemption_disabled+0x48/0x280
[  446.328610]  irq_exit+0x17f/0x1c0
[  446.332075]  smp_apic_timer_interrupt+0x1cb/0x760
[  446.336933]  ? smp_reschedule_interrupt+0x109/0x650
[  446.341978]  ? smp_call_function_single_interrupt+0x650/0x650
[  446.347863]  ? interrupt_entry+0xb5/0xc0
[  446.351928]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.356949]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.361973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.366822]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.371842]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.376862]  ? task_prio+0x50/0x50
[  446.380422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.385964]  ? check_preemption_disabled+0x48/0x280
[  446.391014]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.395866]  apic_timer_interrupt+0xf/0x20
[  446.400122]  </IRQ>
[  446.402389] RIP: 0010:dump_stack+0x358/0x39d
[  446.406805] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  446.425707] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  446.433420] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  446.440689] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  446.447959] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  446.455230] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  446.462501] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  446.469786]  ? dump_stack+0x34f/0x39d
[  446.473605]  ? dump_stack_print_info.cold.1+0x20/0x20
[  446.478803]  ? mark_held_locks+0x130/0x130
[  446.483042]  ? mark_held_locks+0x130/0x130
[  446.487293]  dump_header+0x27b/0xf72
[  446.491025]  ? pagefault_out_of_memory+0x197/0x197
[  446.495969]  ? __lock_acquire+0x62f/0x4c20
[  446.500230]  ? percpu_ref_get_many+0x240/0x240
[  446.504816]  ? print_usage_bug+0xc0/0xc0
[  446.508890]  ? zap_class+0x640/0x640
[  446.512621]  ? print_usage_bug+0xc0/0xc0
[  446.516679]  ? print_usage_bug+0xc0/0xc0
[  446.520759]  ? zap_class+0x640/0x640
[  446.524487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.530043]  ? find_held_lock+0x36/0x1c0
[  446.534135]  ? mark_held_locks+0xc7/0x130
[  446.538288]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  446.543394]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  446.548500]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  446.553096]  ? trace_hardirqs_on+0xbd/0x310
[  446.557424]  ? kasan_check_read+0x11/0x20
[  446.561577]  ? ___ratelimit+0x3b4/0x672
[  446.565568]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.570674]  ? trace_hardirqs_on+0x310/0x310
[  446.575091]  ? lock_downgrade+0x900/0x900
[  446.579264]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  446.584389]  ? ___ratelimit+0x3b9/0x672
[  446.588368]  ? idr_get_free+0xf70/0xf70
[  446.592360]  ? find_held_lock+0x36/0x1c0
[  446.596445]  oom_kill_process.cold.27+0x10/0x903
[  446.601206]  ? zap_class+0x640/0x640
[  446.604927]  ? check_preemption_disabled+0x48/0x280
[  446.609966]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.614924]  ? kasan_check_read+0x11/0x20
[  446.619105]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.624396]  ? oom_evaluate_task+0x540/0x540
[  446.628821]  ? find_held_lock+0x36/0x1c0
[  446.632896]  ? out_of_memory+0x974/0x1430
[  446.637051]  ? lock_downgrade+0x900/0x900
[  446.641236]  ? check_preemption_disabled+0x48/0x280
[  446.646274]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.651230]  ? kasan_check_read+0x11/0x20
[  446.655384]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.660674]  ? rcu_softirq_qs+0x20/0x20
[  446.664662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.670204]  ? oom_evaluate_task+0x302/0x540
[  446.674627]  out_of_memory+0xa84/0x1430
[  446.678616]  ? oom_killer_disable+0x3a0/0x3a0
[  446.683115]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  446.688060]  ? __ww_mutex_check_waiters+0x160/0x160
[  446.693096]  __alloc_pages_slowpath+0x2354/0x2e10
[  446.697974]  ? warn_alloc+0x120/0x120
[  446.701781]  ? mark_held_locks+0x130/0x130
[  446.706026]  ? find_get_entry+0xaae/0x1120
[  446.710450]  ? filemap_map_pages+0x1a20/0x1a20
[  446.715040]  ? zap_class+0x640/0x640
[  446.718772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.724320]  ? check_preemption_disabled+0x48/0x280
[  446.729342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.734899]  ? should_fail+0x22d/0xd01
[  446.738832]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.743947]  ? zap_class+0x640/0x640
[  446.747694]  ? __lock_is_held+0xb5/0x140
[  446.751772]  ? mark_held_locks+0x130/0x130
[  446.756041]  ? lock_release+0xa00/0xa00
[  446.760053]  ? perf_trace_sched_process_exec+0x860/0x860
[  446.765548]  ? xa_load+0x2ba/0x460
[  446.769122]  ? lock_downgrade+0x900/0x900
[  446.773290]  ? __might_sleep+0x95/0x190
[  446.777289]  __alloc_pages_nodemask+0xa80/0xde0
[  446.781975]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  446.786996]  ? __page_cache_alloc+0x191/0x5c0
[  446.791498]  ? xa_load+0x2e1/0x460
[  446.795048]  ? xa_clear_mark+0x40/0x40
[  446.798948]  ? zap_class+0x640/0x640
[  446.802683]  ? zap_class+0x640/0x640
[  446.806400]  ? zap_class+0x640/0x640
[  446.810122]  ? __do_page_cache_readahead+0x663/0x810
[  446.815244]  ? find_held_lock+0x36/0x1c0
[  446.819318]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  446.824867]  alloc_pages_current+0x173/0x350
[  446.829291]  __page_cache_alloc+0x38c/0x5c0
[  446.833615]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.838551]  ? kasan_check_read+0x11/0x20
[  446.842704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.847986]  ? generic_perform_write+0x6a0/0x6a0
[  446.852745]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.858300]  ? check_preemption_disabled+0x48/0x280
[  446.863338]  filemap_fault+0x1595/0x25f0
[  446.867437]  ? __lock_page_or_retry+0xa00/0xa00
[  446.872114]  ? mark_held_locks+0x130/0x130
[  446.876360]  ? filemap_map_pages+0xd6b/0x1a20
[  446.880899]  ? lock_downgrade+0x900/0x900
[  446.885050]  ? check_preemption_disabled+0x48/0x280
[  446.890081]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.895016]  ? kasan_check_read+0x11/0x20
[  446.899168]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.904448]  ? rcu_softirq_qs+0x20/0x20
[  446.908441]  ? filemap_map_pages+0xd92/0x1a20
[  446.912954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.918501]  ? find_get_entries_tag+0x1400/0x1400
[  446.923351]  ? __lock_acquire+0x62f/0x4c20
[  446.927605]  ? lock_acquire+0x1ed/0x520
[  446.931587]  ? ext4_filemap_fault+0x7a/0xad
[  446.935919]  ? lock_release+0xa00/0xa00
[  446.939895]  ? perf_trace_sched_process_exec+0x860/0x860
[  446.945353]  ? print_usage_bug+0xc0/0xc0
[  446.949419]  ? print_usage_bug+0xc0/0xc0
[  446.953496]  ? down_read+0x8d/0x120
[  446.957125]  ? ext4_filemap_fault+0x7a/0xad
[  446.961452]  ? __down_interruptible+0x700/0x700
[  446.966133]  ext4_filemap_fault+0x82/0xad
[  446.970286]  __do_fault+0x100/0x6b0
[  446.973922]  ? pmd_devmap_trans_unstable+0x220/0x220
[  446.979034]  ? mark_held_locks+0x130/0x130
[  446.983280]  ? mark_held_locks+0x130/0x130
[  446.987517]  ? find_held_lock+0x36/0x1c0
[  446.991588]  ? find_held_lock+0x36/0x1c0
[  446.995655]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.001200]  __handle_mm_fault+0x3ea0/0x5be0
[  447.005628]  ? poll_select_copy_remaining+0x18c/0x6a0
[  447.010829]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  447.015706]  ? __might_fault+0x12b/0x1e0
[  447.019769]  ? lock_downgrade+0x900/0x900
[  447.023934]  ? zap_class+0x640/0x640
[  447.027652]  ? zap_class+0x640/0x640
[  447.031382]  ? find_held_lock+0x36/0x1c0
[  447.035457]  ? handle_mm_fault+0x42a/0xc70
[  447.039711]  ? lock_downgrade+0x900/0x900
[  447.043862]  ? check_preemption_disabled+0x48/0x280
[  447.048885]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  447.053818]  ? kasan_check_read+0x11/0x20
[  447.057984]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.063263]  ? rcu_softirq_qs+0x20/0x20
[  447.067243]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.072350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.077899]  ? check_preemption_disabled+0x48/0x280
[  447.082926]  handle_mm_fault+0x54f/0xc70
[  447.087008]  ? __handle_mm_fault+0x5be0/0x5be0
[  447.091611]  ? find_vma+0x34/0x190
[  447.095172]  __do_page_fault+0x5e8/0xe60
[  447.099233]  ? trace_hardirqs_off+0xb8/0x310
[  447.103657]  do_page_fault+0xf2/0x7e0
[  447.107474]  ? vmalloc_sync_all+0x30/0x30
[  447.111634]  ? error_entry+0x70/0xd0
[  447.115350]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.120367]  ? trace_hardirqs_on_caller+0xc0/0x310
[  447.125299]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.130262]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.135111]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.140155]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.145611]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  447.150633]  ? prepare_exit_to_usermode+0x291/0x3b0
[  447.155651]  ? page_fault+0x8/0x30
[  447.159197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.164045]  ? page_fault+0x8/0x30
[  447.167591]  page_fault+0x1e/0x30
[  447.171046] RIP: 0033:0x7f41334d1dd3
[  447.174788] Code: Bad RIP value.
[  447.178151] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  447.183513] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  447.190781] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  447.198048] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  447.205322] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  447.212589] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  447.219879] warn_alloc_show_mem: 1 callbacks suppressed
[  447.219891] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  447.219893] Mem-Info:
[  447.219926] active_anon:51440 inactive_anon:594 isolated_anon:0
[  447.219926]  active_file:10 inactive_file:13 isolated_file:0
[  447.219926]  unevictable:0 dirty:0 writeback:0 unstable:0
[  447.219926]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  447.219926]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  447.219926]  free:13749 free_pcp:129 free_cma:0
[  447.225275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  447.232616] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  447.235023] Call Trace:
[  447.267912] 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
[  447.277264]  <IRQ>
[  447.304921] lowmem_reserve[]: 0 2818 6321 6321
[  447.307534]  dump_stack+0x244/0x39d
[  447.333626] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  447.335785]  ? dump_stack_print_info.cold.1+0x20/0x20
[  447.340343] lowmem_reserve[]: 0 0 3503 3503
[  447.343995]  warn_alloc.cold.116+0xb7/0x1bd
[  447.371289] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  447.376490]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  447.380796] lowmem_reserve[]: 0 0 0 0
[  447.385118]  ? lock_downgrade+0x900/0x900
[  447.414072] 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
[  447.418923]  ? trace_hardirqs_off+0xb8/0x310
[  447.422703] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  447.426862]  ? trace_hardirqs_off+0xb8/0x310
[  447.440363] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  447.444777]  __alloc_pages_slowpath+0x26e8/0x2e10
[  447.460117] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  447.464552]  ? warn_alloc+0x120/0x120
[  447.480113] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  447.484947]  ? warn_alloc+0x120/0x120
[  447.493780] 673 total pagecache pages
[  447.497585]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  447.506147] 0 pages in swap cache
[  447.509939]  ? warn_alloc+0x120/0x120
[  447.513735] Swap cache stats: add 0, delete 0, find 0/0
[  447.518793]  ? print_usage_bug+0xc0/0xc0
[  447.522223] Free swap  = 0kB
[  447.526017]  ? print_usage_bug+0xc0/0xc0
[  447.531358] Total swap = 0kB
[  447.535420]  ? check_usage+0x1aa/0x790
[  447.538417] 1965979 pages RAM
[  447.542499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.545513] 0 pages HighMem/MovableOnly
[  447.545522] 342854 pages reserved
[  447.549432]  ? should_fail+0x22d/0xd01
[  447.552517] 0 pages cma reserved
[  447.558057]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  447.562106] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  447.565474]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.565491]  ? __lock_acquire+0x62f/0x4c20
[  447.565509]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.569461] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.572763]  ? should_fail+0x22d/0xd01
[  447.578628] init cpuset=/ mems_allowed=0
[  447.585126]  ? mark_held_locks+0x130/0x130
[  447.621390]  ? mark_held_locks+0x130/0x130
[  447.625630]  ? print_usage_bug+0xc0/0xc0
[  447.629700]  ? find_held_lock+0x36/0x1c0
[  447.633766]  ? zap_class+0x640/0x640
[  447.637490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.643032]  ? check_preemption_disabled+0x48/0x280
[  447.648084]  ? __lock_is_held+0xb5/0x140
[  447.652154]  __alloc_pages_nodemask+0xa80/0xde0
[  447.656830]  ? zap_class+0x640/0x640
[  447.660553]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  447.665604]  ? find_held_lock+0x36/0x1c0
[  447.669678]  ? ____cache_alloc_node+0x1c7/0x1e0
[  447.674791]  ? lock_downgrade+0x900/0x900
[  447.678948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.684494]  cache_grow_begin+0xa5/0x8c0
[  447.688566]  ? do_raw_spin_unlock+0xa7/0x330
[  447.692982]  fallback_alloc+0x204/0x2e0
[  447.696999]  ____cache_alloc_node+0x1c7/0x1e0
[  447.701509]  kmem_cache_alloc_node+0xe3/0x730
[  447.706012]  ? mark_held_locks+0xc7/0x130
[  447.710172]  __alloc_skb+0x119/0x770
[  447.713910]  ? netdev_alloc_frag+0x1f0/0x1f0
[  447.718326]  ? do_raw_spin_trylock+0x270/0x270
[  447.722926]  ? kmem_cache_alloc_trace+0x353/0x750
[  447.727777]  ? queue_work_on+0x12c/0x1e0
[  447.731852]  ? switchdev_port_obj_del+0xdc/0x440
[  447.736611]  ? switchdev_trans_item_enqueue+0x260/0x260
[  447.741992]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  447.747017]  __br_mdb_notify+0x4ff/0x15d0
[  447.751177]  ? __br_mdb_add+0x7f0/0x7f0
[  447.755166]  ? zap_class+0x640/0x640
[  447.758895]  ? br_multicast_group_expired+0x96/0x610
[  447.764020]  ? lock_downgrade+0x900/0x900
[  447.768176]  br_mdb_notify+0x310/0x410
[  447.772097]  ? br_mdb_dump+0x27b0/0x27b0
[  447.776166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.781890]  br_multicast_group_expired+0x1bc/0x610
[  447.786927]  ? br_mdb_free+0x80/0x80
[  447.790658]  call_timer_fn+0x272/0x920
[  447.794549]  ? br_mdb_free+0x80/0x80
[  447.798269]  ? process_timeout+0x40/0x40
[  447.802350]  ? __run_timers+0x7da/0xc70
[  447.806325]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.810821]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.815337]  ? br_mdb_free+0x80/0x80
[  447.819051]  ? lockdep_hardirqs_on+0x296/0x5b0
[  447.823644]  ? trace_hardirqs_on+0xbd/0x310
[  447.827989]  ? kasan_check_read+0x11/0x20
[  447.832139]  ? __run_timers+0x7da/0xc70
[  447.836116]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.841228]  ? br_mdb_free+0x80/0x80
[  447.844966]  ? br_mdb_free+0x80/0x80
[  447.848681]  __run_timers+0x7e5/0xc70
[  447.852492]  ? timer_fixup_init+0x70/0x70
[  447.856659]  ? lock_acquire+0x1ed/0x520
[  447.860636]  ? zap_class+0x640/0x640
[  447.864352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.869899]  ? kasan_check_read+0x11/0x20
[  447.874057]  ? do_raw_spin_lock+0x14f/0x350
[  447.878412]  ? find_held_lock+0x36/0x1c0
[  447.882506]  ? zap_class+0x640/0x640
[  447.886239]  ? pvclock_read_flags+0x160/0x160
[  447.890741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.896293]  ? check_preemption_disabled+0x48/0x280
[  447.901335]  ? __lock_is_held+0xb5/0x140
[  447.905413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.910956]  ? check_preemption_disabled+0x48/0x280
[  447.915982]  run_timer_softirq+0x52/0xb0
[  447.920046]  ? rcu_read_lock_sched_held+0x14f/0x180
[  447.925081]  __do_softirq+0x308/0xb7e
[  447.928903]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  447.933401]  ? lock_downgrade+0x900/0x900
[  447.937562]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  447.942700]  ? pvclock_read_flags+0x160/0x160
[  447.947199]  ? lapic_next_event+0x5a/0x90
[  447.951355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.956904]  ? kvm_clock_read+0x18/0x30
[  447.960878]  ? kvm_sched_clock_read+0x9/0x20
[  447.965300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.970838]  ? check_preemption_disabled+0x48/0x280
[  447.975865]  irq_exit+0x17f/0x1c0
[  447.979350]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.984196]  ? smp_reschedule_interrupt+0x109/0x650
[  447.989240]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.995124]  ? interrupt_entry+0xb5/0xc0
[  447.999187]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.004207]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.009259]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.014106]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.019135]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.024152]  ? task_prio+0x50/0x50
[  448.027700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.033249]  ? check_preemption_disabled+0x48/0x280
[  448.038284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.043149]  apic_timer_interrupt+0xf/0x20
[  448.047377]  </IRQ>
[  448.049625] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  448.055517] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  448.074416] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  448.082142] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  448.089411] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  448.096679] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  448.103944] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  448.111210] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  448.118510]  ? save_stack+0xa9/0xd0
[  448.122153]  __kmalloc_node_track_caller+0x3c/0x70
[  448.127086]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  448.131852]  pskb_expand_head+0x230/0x10f0
[  448.136093]  ? check_preemption_disabled+0x48/0x280
[  448.141135]  ? memcpy+0x45/0x50
[  448.144434]  ? __copy_skb_header+0x350/0x6b0
[  448.148847]  ? skb_release_data+0x880/0x880
[  448.153170]  ? __alloc_skb+0x770/0x770
[  448.157082]  ? __lock_is_held+0xb5/0x140
[  448.161153]  ? kasan_check_write+0x14/0x20
[  448.165393]  ? __skb_clone+0x6c7/0xa00
[  448.169300]  ? __copy_skb_header+0x6b0/0x6b0
[  448.173722]  ? kmem_cache_alloc+0x33a/0x730
[  448.178048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.183612]  skb_ensure_writable+0x3dd/0x640
[  448.188027]  ? skb_checksum_setup+0xaa0/0xaa0
[  448.192544]  ? preempt_notifier_register+0x200/0x200
[  448.197682]  ? __switch_to_asm+0x34/0x70
[  448.201743]  ? __switch_to_asm+0x34/0x70
[  448.205807]  ? __switch_to_asm+0x40/0x70
[  448.209864]  ? __switch_to_asm+0x34/0x70
[  448.213922]  ? __switch_to_asm+0x40/0x70
[  448.217981]  ? __switch_to_asm+0x40/0x70
[  448.222040]  ? __switch_to_asm+0x34/0x70
[  448.226113]  ? __switch_to_asm+0x34/0x70
[  448.230170]  ? __switch_to_asm+0x40/0x70
[  448.234229]  ? __switch_to_asm+0x34/0x70
[  448.238307]  bpf_clone_redirect+0x14a/0x490
[  448.242655]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  448.247701]  ? __sched_text_start+0x8/0x8
[  448.251863]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  448.256641]  ? find_held_lock+0x36/0x1c0
[  448.260739]  ? lock_acquire+0x1ed/0x520
[  448.264718]  ? bpf_test_run+0x3cb/0x780
[  448.268701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.274245]  ? check_preemption_disabled+0x48/0x280
[  448.279272]  ? kasan_check_read+0x11/0x20
[  448.283456]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.288741]  ? rcu_softirq_qs+0x20/0x20
[  448.292723]  ? preempt_schedule+0x4d/0x60
[  448.296874]  ? ___preempt_schedule+0x16/0x18
[  448.301293]  ? bpf_test_run+0x25d/0x780
[  448.305282]  ? netlink_diag_dump+0x2a0/0x2a0
[  448.309709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.315273]  ? bpf_test_init.isra.10+0x70/0x100
[  448.319957]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  448.324725]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  448.329587]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  448.335128]  ? fput+0x130/0x1a0
[  448.338417]  ? __bpf_prog_get+0x9b/0x290
[  448.342482]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  448.347336]  ? bpf_prog_test_run+0x130/0x1a0
[  448.351754]  ? __x64_sys_bpf+0x3d8/0x520
[  448.355817]  ? bpf_prog_get+0x20/0x20
[  448.359638]  ? do_syscall_64+0x1b9/0x820
[  448.363702]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  448.369069]  ? syscall_return_slowpath+0x5e0/0x5e0
[  448.374006]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.379044]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  448.384091]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  448.390759]  ? __switch_to_asm+0x40/0x70
[  448.394821]  ? __switch_to_asm+0x34/0x70
[  448.398890]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.403745]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  448.409129] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  448.409319] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  448.415294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  448.425768] syz-executor1 cpuset=syz1 mems_allowed=0
[  448.435113] Call Trace:
[  448.442794]  <IRQ>
[  448.444950]  dump_stack+0x244/0x39d
[  448.448589]  ? dump_stack_print_info.cold.1+0x20/0x20
[  448.453797]  warn_alloc.cold.116+0xb7/0x1bd
[  448.458121]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  448.462971]  ? lock_downgrade+0x900/0x900
[  448.467134]  ? trace_hardirqs_off+0xb8/0x310
[  448.471559]  ? trace_hardirqs_off+0xb8/0x310
[  448.475980]  __alloc_pages_slowpath+0x26e8/0x2e10
[  448.480854]  ? warn_alloc+0x120/0x120
[  448.484663]  ? print_usage_bug+0xc0/0xc0
[  448.488729]  ? warn_alloc+0x120/0x120
[  448.492536]  ? warn_alloc+0x120/0x120
[  448.496352]  ? print_usage_bug+0xc0/0xc0
[  448.500422]  ? print_usage_bug+0xc0/0xc0
[  448.504492]  ? __lock_acquire+0x62f/0x4c20
[  448.508739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.514283]  ? should_fail+0x22d/0xd01
[  448.518176]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.523284]  ? __lock_acquire+0x62f/0x4c20
[  448.527529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.532642]  ? __lock_acquire+0x62f/0x4c20
[  448.536876]  ? should_fail+0x22d/0xd01
[  448.540769]  ? find_held_lock+0x36/0x1c0
[  448.544843]  ? mark_held_locks+0x130/0x130
[  448.549101]  ? mark_held_locks+0x130/0x130
[  448.553336]  ? zap_class+0x640/0x640
[  448.557054]  ? zap_class+0x640/0x640
[  448.560779]  ? print_usage_bug+0xc0/0xc0
[  448.564842]  ? do_raw_spin_unlock+0xa7/0x330
[  448.569255]  ? zap_class+0x640/0x640
[  448.572971]  ? print_usage_bug+0xc0/0xc0
[  448.577034]  ? wq_watchdog_touch+0x9c/0xfe
[  448.581291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.586833]  ? check_preemption_disabled+0x48/0x280
[  448.591860]  ? __lock_is_held+0xb5/0x140
[  448.595933]  __alloc_pages_nodemask+0xa80/0xde0
[  448.600622]  ? zap_class+0x640/0x640
[  448.604340]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  448.609390]  ? find_held_lock+0x36/0x1c0
[  448.613462]  ? ____cache_alloc_node+0x1c7/0x1e0
[  448.618146]  ? lock_downgrade+0x900/0x900
[  448.622320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.627869]  cache_grow_begin+0xa5/0x8c0
[  448.631932]  ? do_raw_spin_unlock+0xa7/0x330
[  448.636345]  fallback_alloc+0x204/0x2e0
[  448.640333]  ____cache_alloc_node+0x1c7/0x1e0
[  448.644836]  kmem_cache_alloc_node+0xe3/0x730
[  448.649347]  ? ipv6_get_ifaddr+0x42e/0x620
[  448.653596]  __alloc_skb+0x119/0x770
[  448.657322]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.662611]  ? netdev_alloc_frag+0x1f0/0x1f0
[  448.667025]  ? lock_downgrade+0x900/0x900
[  448.671191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.676733]  ? refcount_sub_and_test_checked+0x203/0x310
[  448.682189]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  448.687655]  ? addrconf_rs_timer+0x690/0x690
[  448.692083]  ndisc_alloc_skb+0x144/0x340
[  448.696157]  ndisc_send_rs+0x331/0x6e0
[  448.700053]  addrconf_rs_timer+0x314/0x690
[  448.704306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  448.708566]  call_timer_fn+0x272/0x920
[  448.712458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  448.716696]  ? process_timeout+0x40/0x40
[  448.720773]  ? mark_held_locks+0xc7/0x130
[  448.724931]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.729430]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.733927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  448.738165]  ? lockdep_hardirqs_on+0x296/0x5b0
[  448.742752]  ? trace_hardirqs_on+0xbd/0x310
[  448.747081]  ? kasan_check_read+0x11/0x20
[  448.751237]  ? __run_timers+0x7da/0xc70
[  448.755234]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.760356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  448.764602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  448.768838]  __run_timers+0x7e5/0xc70
[  448.772654]  ? timer_fixup_init+0x70/0x70
[  448.776812]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.781831]  ? zap_class+0x640/0x640
[  448.785562]  ? print_usage_bug+0xc0/0xc0
[  448.789650]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.794850]  ? find_held_lock+0x36/0x1c0
[  448.798935]  ? zap_class+0x640/0x640
[  448.802659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.808199]  ? check_preemption_disabled+0x48/0x280
[  448.813227]  ? __lock_is_held+0xb5/0x140
[  448.817293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.822835]  ? check_preemption_disabled+0x48/0x280
[  448.827859]  run_timer_softirq+0x52/0xb0
[  448.831928]  ? rcu_read_lock_sched_held+0x14f/0x180
[  448.836967]  __do_softirq+0x308/0xb7e
[  448.840785]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  448.845287]  ? lock_downgrade+0x900/0x900
[  448.849444]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  448.854570]  ? pvclock_read_flags+0x160/0x160
[  448.859079]  ? lapic_next_event+0x5a/0x90
[  448.863233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.868787]  ? kvm_clock_read+0x18/0x30
[  448.872769]  ? kvm_sched_clock_read+0x9/0x20
[  448.877183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.882728]  ? check_preemption_disabled+0x48/0x280
[  448.887756]  irq_exit+0x17f/0x1c0
[  448.891212]  smp_apic_timer_interrupt+0x1cb/0x760
[  448.896053]  ? smp_reschedule_interrupt+0x109/0x650
[  448.901081]  ? smp_call_function_single_interrupt+0x650/0x650
[  448.906967]  ? interrupt_entry+0xb5/0xc0
[  448.911032]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.916070]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.921094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.925955]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.930974]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.935996]  ? task_prio+0x50/0x50
[  448.939550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.945108]  ? check_preemption_disabled+0x48/0x280
[  448.950162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.955020]  apic_timer_interrupt+0xf/0x20
[  448.959260]  </IRQ>
[  448.961499] RIP: 0010:dump_stack+0x358/0x39d
[  448.965913] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  448.984815] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  448.992536] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  448.999818] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  449.007100] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  449.014377] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  449.021657] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  449.028954]  ? dump_stack+0x34f/0x39d
[  449.032775]  ? dump_stack_print_info.cold.1+0x20/0x20
[  449.037973]  ? mark_held_locks+0x130/0x130
[  449.042209]  ? mark_held_locks+0x130/0x130
[  449.046449]  dump_header+0x27b/0xf72
[  449.050178]  ? pagefault_out_of_memory+0x197/0x197
[  449.055120]  ? __lock_acquire+0x62f/0x4c20
[  449.059359]  ? percpu_ref_get_many+0x240/0x240
[  449.063946]  ? print_usage_bug+0xc0/0xc0
[  449.068026]  ? zap_class+0x640/0x640
[  449.071753]  ? print_usage_bug+0xc0/0xc0
[  449.075819]  ? print_usage_bug+0xc0/0xc0
[  449.079888]  ? zap_class+0x640/0x640
[  449.083624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.089171]  ? find_held_lock+0x36/0x1c0
[  449.093255]  ? mark_held_locks+0xc7/0x130
[  449.097428]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  449.102533]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  449.107652]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  449.112265]  ? trace_hardirqs_on+0xbd/0x310
[  449.116591]  ? kasan_check_read+0x11/0x20
[  449.120743]  ? ___ratelimit+0x3b4/0x672
[  449.124729]  ? trace_hardirqs_off_caller+0x310/0x310
[  449.129834]  ? trace_hardirqs_on+0x310/0x310
[  449.134246]  ? lock_downgrade+0x900/0x900
[  449.138403]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  449.143508]  ? ___ratelimit+0x3b9/0x672
[  449.147494]  ? idr_get_free+0xf70/0xf70
[  449.151475]  ? find_held_lock+0x36/0x1c0
[  449.155556]  oom_kill_process.cold.27+0x10/0x903
[  449.160315]  ? zap_class+0x640/0x640
[  449.164032]  ? check_preemption_disabled+0x48/0x280
[  449.169069]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  449.174001]  ? kasan_check_read+0x11/0x20
[  449.178149]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.183439]  ? oom_evaluate_task+0x540/0x540
[  449.187855]  ? find_held_lock+0x36/0x1c0
[  449.191925]  ? out_of_memory+0x974/0x1430
[  449.196081]  ? lock_downgrade+0x900/0x900
[  449.200230]  ? check_preemption_disabled+0x48/0x280
[  449.205254]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  449.210187]  ? kasan_check_read+0x11/0x20
[  449.214335]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.219625]  ? rcu_softirq_qs+0x20/0x20
[  449.223607]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.229143]  ? oom_evaluate_task+0x302/0x540
[  449.233584]  out_of_memory+0xa84/0x1430
[  449.237582]  ? oom_killer_disable+0x3a0/0x3a0
[  449.242088]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  449.247025]  ? __ww_mutex_check_waiters+0x160/0x160
[  449.252073]  __alloc_pages_slowpath+0x2354/0x2e10
[  449.256956]  ? warn_alloc+0x120/0x120
[  449.260758]  ? mark_held_locks+0x130/0x130
[  449.265003]  ? find_get_entry+0xaae/0x1120
[  449.269261]  ? filemap_map_pages+0x1a20/0x1a20
[  449.273855]  ? zap_class+0x640/0x640
[  449.277601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.283139]  ? check_preemption_disabled+0x48/0x280
[  449.288158]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.293698]  ? should_fail+0x22d/0xd01
[  449.297607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.302718]  ? zap_class+0x640/0x640
[  449.306461]  ? __lock_is_held+0xb5/0x140
[  449.310533]  ? mark_held_locks+0x130/0x130
[  449.314789]  ? lock_release+0xa00/0xa00
[  449.318766]  ? perf_trace_sched_process_exec+0x860/0x860
[  449.324271]  ? xa_load+0x2ba/0x460
[  449.327817]  ? lock_downgrade+0x900/0x900
[  449.331984]  ? __might_sleep+0x95/0x190
[  449.335964]  __alloc_pages_nodemask+0xa80/0xde0
[  449.340646]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  449.345666]  ? __page_cache_alloc+0x191/0x5c0
[  449.350161]  ? xa_load+0x2e1/0x460
[  449.353720]  ? xa_clear_mark+0x40/0x40
[  449.357616]  ? zap_class+0x640/0x640
[  449.361340]  ? zap_class+0x640/0x640
[  449.365061]  ? zap_class+0x640/0x640
[  449.368780]  ? __do_page_cache_readahead+0x663/0x810
[  449.373891]  ? find_held_lock+0x36/0x1c0
[  449.377964]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  449.383513]  alloc_pages_current+0x173/0x350
[  449.387940]  __page_cache_alloc+0x38c/0x5c0
[  449.392262]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  449.397198]  ? kasan_check_read+0x11/0x20
[  449.401367]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.406652]  ? generic_perform_write+0x6a0/0x6a0
[  449.411417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.416958]  ? check_preemption_disabled+0x48/0x280
[  449.422000]  filemap_fault+0x1595/0x25f0
[  449.426086]  ? __lock_page_or_retry+0xa00/0xa00
[  449.430764]  ? mark_held_locks+0x130/0x130
[  449.435015]  ? filemap_map_pages+0xd6b/0x1a20
[  449.439518]  ? lock_downgrade+0x900/0x900
[  449.443677]  ? check_preemption_disabled+0x48/0x280
[  449.448699]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  449.453642]  ? kasan_check_read+0x11/0x20
[  449.457797]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.463079]  ? rcu_softirq_qs+0x20/0x20
[  449.467078]  ? filemap_map_pages+0xd92/0x1a20
[  449.471588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.477160]  ? find_get_entries_tag+0x1400/0x1400
[  449.482026]  ? __lock_acquire+0x62f/0x4c20
[  449.486281]  ? lock_acquire+0x1ed/0x520
[  449.490256]  ? ext4_filemap_fault+0x7a/0xad
[  449.494591]  ? lock_release+0xa00/0xa00
[  449.498575]  ? perf_trace_sched_process_exec+0x860/0x860
[  449.504035]  ? print_usage_bug+0xc0/0xc0
[  449.508116]  ? print_usage_bug+0xc0/0xc0
[  449.512194]  ? down_read+0x8d/0x120
[  449.515824]  ? ext4_filemap_fault+0x7a/0xad
[  449.520161]  ? __down_interruptible+0x700/0x700
[  449.524867]  ext4_filemap_fault+0x82/0xad
[  449.529030]  __do_fault+0x100/0x6b0
[  449.532668]  ? pmd_devmap_trans_unstable+0x220/0x220
[  449.537779]  ? mark_held_locks+0x130/0x130
[  449.542029]  ? mark_held_locks+0x130/0x130
[  449.546271]  ? find_held_lock+0x36/0x1c0
[  449.550354]  ? find_held_lock+0x36/0x1c0
[  449.554429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.559974]  __handle_mm_fault+0x3ea0/0x5be0
[  449.564414]  ? poll_select_copy_remaining+0x18c/0x6a0
[  449.569627]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  449.574479]  ? __might_fault+0x12b/0x1e0
[  449.578566]  ? lock_downgrade+0x900/0x900
[  449.582728]  ? zap_class+0x640/0x640
[  449.586447]  ? zap_class+0x640/0x640
[  449.590176]  ? find_held_lock+0x36/0x1c0
[  449.594252]  ? handle_mm_fault+0x42a/0xc70
[  449.598498]  ? lock_downgrade+0x900/0x900
[  449.602677]  ? check_preemption_disabled+0x48/0x280
[  449.607708]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  449.612672]  ? kasan_check_read+0x11/0x20
[  449.616821]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.622104]  ? rcu_softirq_qs+0x20/0x20
[  449.626101]  ? trace_hardirqs_off_caller+0x310/0x310
[  449.631210]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.636840]  ? check_preemption_disabled+0x48/0x280
[  449.641868]  handle_mm_fault+0x54f/0xc70
[  449.646031]  ? __handle_mm_fault+0x5be0/0x5be0
[  449.650639]  ? find_vma+0x34/0x190
[  449.654188]  __do_page_fault+0x5e8/0xe60
[  449.658267]  ? trace_hardirqs_off+0xb8/0x310
[  449.662748]  do_page_fault+0xf2/0x7e0
[  449.666562]  ? vmalloc_sync_all+0x30/0x30
[  449.670717]  ? error_entry+0x70/0xd0
[  449.674708]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.679729]  ? trace_hardirqs_on_caller+0xc0/0x310
[  449.684663]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.689596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.694443]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.699465]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.704919]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  449.709954]  ? prepare_exit_to_usermode+0x291/0x3b0
[  449.714973]  ? page_fault+0x8/0x30
[  449.718519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.723364]  ? page_fault+0x8/0x30
[  449.726907]  page_fault+0x1e/0x30
[  449.730363] RIP: 0033:0x7f41334d1dd3
[  449.734099] Code: Bad RIP value.
[  449.737486] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  449.742850] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  449.750118] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  449.757418] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  449.764691] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  449.771979] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  449.779274] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  449.779279] warn_alloc_show_mem: 1 callbacks suppressed
[  449.779287] Mem-Info:
[  449.786702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.786712] Call Trace:
[  449.792095] active_anon:51440 inactive_anon:594 isolated_anon:0
[  449.792095]  active_file:10 inactive_file:13 isolated_file:0
[  449.792095]  unevictable:0 dirty:0 writeback:0 unstable:0
[  449.792095]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  449.792095]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  449.792095]  free:13749 free_pcp:129 free_cma:0
[  449.794466]  <IRQ>
[  449.803831] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  449.806418]  dump_stack+0x244/0x39d
[  449.839303] 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
[  449.841452]  ? dump_stack_print_info.cold.1+0x20/0x20
[  449.869100] lowmem_reserve[]: 0 2818 6321 6321
[  449.872739]  warn_alloc.cold.116+0xb7/0x1bd
[  449.898820] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  449.904008]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.908572] lowmem_reserve[]: 0 0 3503 3503
[  449.912920]  ? lock_downgrade+0x900/0x900
[  449.940259] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  449.945105]  ? trace_hardirqs_off+0xb8/0x310
[  449.949411] lowmem_reserve[]: 0 0 0 0
[  449.953573]  ? trace_hardirqs_off+0xb8/0x310
[  449.982528] 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
[  449.986956]  __alloc_pages_slowpath+0x26e8/0x2e10
[  449.990738] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  449.995167]  ? warn_alloc+0x120/0x120
[  450.008640] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  450.013502]  ? warn_alloc+0x120/0x120
[  450.028833] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  450.032638]  ? warn_alloc+0x120/0x120
[  450.048232] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  450.052041]  ? print_usage_bug+0xc0/0xc0
[  450.060888] 673 total pagecache pages
[  450.064687]  ? mark_held_locks+0x130/0x130
[  450.073255] 0 pages in swap cache
[  450.077308]  ? kvm_clock_read+0x18/0x30
[  450.081095] Swap cache stats: add 0, delete 0, find 0/0
[  450.085322]  ? print_usage_bug+0xc0/0xc0
[  450.088753] Free swap  = 0kB
[  450.092734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.098072] Total swap = 0kB
[  450.102143]  ? should_fail+0x22d/0xd01
[  450.105143] 1965979 pages RAM
[  450.110677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.113688] 0 pages HighMem/MovableOnly
[  450.117587]  ? __lock_acquire+0x62f/0x4c20
[  450.120677] 342854 pages reserved
[  450.125776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.129728] 0 pages cma reserved
[  450.133987]  ? __lock_acquire+0x62f/0x4c20
[  450.137501] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  450.142520]  ? should_fail+0x22d/0xd01
[  450.142545]  ? mark_held_locks+0x130/0x130
[  450.146591] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  450.150132]  ? mark_held_locks+0x130/0x130
[  450.156616] init cpuset=/ mems_allowed=0
[  450.160521]  ? zap_class+0x640/0x640
[  450.186390]  ? print_usage_bug+0xc0/0xc0
[  450.190450]  ? find_held_lock+0x36/0x1c0
[  450.194525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.200075]  ? check_preemption_disabled+0x48/0x280
[  450.205107]  ? __lock_is_held+0xb5/0x140
[  450.209180]  __alloc_pages_nodemask+0xa80/0xde0
[  450.213851]  ? zap_class+0x640/0x640
[  450.217602]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  450.222635]  ? find_held_lock+0x36/0x1c0
[  450.226710]  ? ____cache_alloc_node+0x1c7/0x1e0
[  450.231425]  ? lock_downgrade+0x900/0x900
[  450.235595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.241139]  cache_grow_begin+0xa5/0x8c0
[  450.245205]  ? do_raw_spin_unlock+0xa7/0x330
[  450.249628]  fallback_alloc+0x204/0x2e0
[  450.253613]  ____cache_alloc_node+0x1c7/0x1e0
[  450.258120]  kmem_cache_alloc_node+0xe3/0x730
[  450.262637]  ? ipv6_get_ifaddr+0x42e/0x620
[  450.266890]  __alloc_skb+0x119/0x770
[  450.270611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.275898]  ? netdev_alloc_frag+0x1f0/0x1f0
[  450.280321]  ? lock_downgrade+0x900/0x900
[  450.284482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.290026]  ? refcount_sub_and_test_checked+0x203/0x310
[  450.295481]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  450.300933]  ? addrconf_rs_timer+0x690/0x690
[  450.305357]  ndisc_alloc_skb+0x144/0x340
[  450.309437]  ndisc_send_rs+0x331/0x6e0
[  450.313327]  addrconf_rs_timer+0x314/0x690
[  450.317598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.321847]  call_timer_fn+0x272/0x920
[  450.325735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.329973]  ? process_timeout+0x40/0x40
[  450.334046]  ? __run_timers+0x7da/0xc70
[  450.338023]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.342517]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.347014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.351263]  ? lockdep_hardirqs_on+0x296/0x5b0
[  450.355849]  ? trace_hardirqs_on+0xbd/0x310
[  450.360175]  ? kasan_check_read+0x11/0x20
[  450.364321]  ? __run_timers+0x7da/0xc70
[  450.368300]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.373420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.377657]  __run_timers+0x7e5/0xc70
[  450.381484]  ? timer_fixup_init+0x70/0x70
[  450.385639]  ? lock_acquire+0x1ed/0x520
[  450.389617]  ? zap_class+0x640/0x640
[  450.393347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.398893]  ? kasan_check_read+0x11/0x20
[  450.403045]  ? do_raw_spin_lock+0x14f/0x350
[  450.407376]  ? find_held_lock+0x36/0x1c0
[  450.411484]  ? zap_class+0x640/0x640
[  450.415203]  ? pvclock_read_flags+0x160/0x160
[  450.419704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.425247]  ? check_preemption_disabled+0x48/0x280
[  450.430274]  ? __lock_is_held+0xb5/0x140
[  450.434343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.439881]  ? check_preemption_disabled+0x48/0x280
[  450.444903]  run_timer_softirq+0x52/0xb0
[  450.448970]  ? rcu_read_lock_sched_held+0x14f/0x180
[  450.453993]  __do_softirq+0x308/0xb7e
[  450.457807]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  450.462304]  ? lock_downgrade+0x900/0x900
[  450.466473]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  450.471604]  ? pvclock_read_flags+0x160/0x160
[  450.476104]  ? lapic_next_event+0x5a/0x90
[  450.480261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.485809]  ? kvm_clock_read+0x18/0x30
[  450.489786]  ? kvm_sched_clock_read+0x9/0x20
[  450.494199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.499744]  ? check_preemption_disabled+0x48/0x280
[  450.504774]  irq_exit+0x17f/0x1c0
[  450.508231]  smp_apic_timer_interrupt+0x1cb/0x760
[  450.513074]  ? smp_reschedule_interrupt+0x109/0x650
[  450.518095]  ? smp_call_function_single_interrupt+0x650/0x650
[  450.523982]  ? interrupt_entry+0xb5/0xc0
[  450.528053]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.533087]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.538106]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.542956]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.547972]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.553004]  ? task_prio+0x50/0x50
[  450.556580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.562122]  ? check_preemption_disabled+0x48/0x280
[  450.567156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.572008]  apic_timer_interrupt+0xf/0x20
[  450.576237]  </IRQ>
[  450.578489] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  450.584380] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  450.603279] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  450.610984] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  450.618251] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  450.625533] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  450.632816] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  450.640084] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  450.647387]  ? save_stack+0xa9/0xd0
[  450.651031]  __kmalloc_node_track_caller+0x3c/0x70
[  450.655979]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  450.660744]  pskb_expand_head+0x230/0x10f0
[  450.664980]  ? check_preemption_disabled+0x48/0x280
[  450.670005]  ? memcpy+0x45/0x50
[  450.673744]  ? __copy_skb_header+0x350/0x6b0
[  450.678160]  ? skb_release_data+0x880/0x880
[  450.682496]  ? __alloc_skb+0x770/0x770
[  450.686410]  ? __lock_is_held+0xb5/0x140
[  450.690494]  ? kasan_check_write+0x14/0x20
[  450.694728]  ? __skb_clone+0x6c7/0xa00
[  450.698625]  ? __copy_skb_header+0x6b0/0x6b0
[  450.703035]  ? kmem_cache_alloc+0x33a/0x730
[  450.707374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.712949]  skb_ensure_writable+0x3dd/0x640
[  450.717365]  ? skb_checksum_setup+0xaa0/0xaa0
[  450.721865]  ? preempt_notifier_register+0x200/0x200
[  450.726969]  ? __switch_to_asm+0x34/0x70
[  450.731032]  ? __switch_to_asm+0x34/0x70
[  450.735095]  ? __switch_to_asm+0x40/0x70
[  450.739157]  ? __switch_to_asm+0x34/0x70
[  450.743215]  ? __switch_to_asm+0x40/0x70
[  450.747303]  ? __switch_to_asm+0x40/0x70
[  450.751366]  ? __switch_to_asm+0x34/0x70
[  450.755429]  ? __switch_to_asm+0x34/0x70
[  450.759518]  ? __switch_to_asm+0x40/0x70
[  450.763599]  ? __switch_to_asm+0x34/0x70
[  450.767672]  bpf_clone_redirect+0x14a/0x490
[  450.772008]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  450.777036]  ? __sched_text_start+0x8/0x8
[  450.781196]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  450.785973]  ? find_held_lock+0x36/0x1c0
[  450.790067]  ? lock_acquire+0x1ed/0x520
[  450.794052]  ? bpf_test_run+0x3cb/0x780
[  450.798036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.803591]  ? check_preemption_disabled+0x48/0x280
[  450.808650]  ? kasan_check_read+0x11/0x20
[  450.812817]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.818105]  ? rcu_softirq_qs+0x20/0x20
[  450.822099]  ? preempt_schedule+0x4d/0x60
[  450.826263]  ? ___preempt_schedule+0x16/0x18
[  450.830687]  ? bpf_test_run+0x25d/0x780
[  450.834682]  ? netlink_diag_dump+0x2a0/0x2a0
[  450.839115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.844660]  ? bpf_test_init.isra.10+0x70/0x100
[  450.849335]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  450.854106]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  450.858954]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  450.864496]  ? fput+0x130/0x1a0
[  450.867781]  ? __bpf_prog_get+0x9b/0x290
[  450.871852]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  450.876696]  ? bpf_prog_test_run+0x130/0x1a0
[  450.881125]  ? __x64_sys_bpf+0x3d8/0x520
[  450.885186]  ? bpf_prog_get+0x20/0x20
[  450.889015]  ? do_syscall_64+0x1b9/0x820
[  450.893078]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  450.898457]  ? syscall_return_slowpath+0x5e0/0x5e0
[  450.903405]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.908426]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  450.913453]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  450.920119]  ? __switch_to_asm+0x40/0x70
[  450.924180]  ? __switch_to_asm+0x34/0x70
[  450.928248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.933104]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  450.938488] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  450.938531] rcu: INFO: rcu_preempt self-detected stall on CPU
[  450.944671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  450.950874] rcu: 	0-...!: (1 GPs behind) idle=e06/1/0x4000000000000004 softirq=31004/31005 fqs=0 
[  450.959888] Call Trace:
[  450.959895]  <IRQ>
[  450.959916]  dump_stack+0x244/0x39d
[  450.959933]  ? dump_stack_print_info.cold.1+0x20/0x20
[  450.959960]  warn_alloc.cold.116+0xb7/0x1bd
[  450.959976]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  450.959998]  ? lock_downgrade+0x900/0x900
[  450.960036]  ? trace_hardirqs_off+0xb8/0x310
[  450.960077]  ? trace_hardirqs_off+0xb8/0x310
[  450.960099]  __alloc_pages_slowpath+0x26e8/0x2e10
[  450.960139]  ? warn_alloc+0x120/0x120
[  450.969418] rcu: 	 (t=10720 jiffies g=43973 q=6)
[  450.972010]  ? warn_alloc+0x120/0x120
[  450.974150] rcu: rcu_preempt kthread starved for 10720 jiffies! g43973 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  450.977764]  ? warn_alloc+0x120/0x120
[  450.982931] rcu: RCU grace-period kthread stack dump:
[  450.987254]  ? __bpf_trace_xdp_cpumap_enqueue+0x40/0x40
[  450.992074] rcu_preempt     R  running task    22392    10      2 0x80000000
[  450.996235]  ? print_usage_bug+0xc0/0xc0
[  451.000626] Call Trace:
[  451.005028]  ? is_bpf_text_address+0xac/0x170
[  451.005047]  ? print_usage_bug+0xc0/0xc0
[  451.009884]  __schedule+0x8cf/0x21d0
[  451.013679]  ? kasan_check_read+0x11/0x20
[  451.018423]  ? __sched_text_start+0x8/0x8
[  451.022215]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.032704]  ? add_timer_on+0xa20/0xa20
[  451.036499]  ? should_fail+0x22d/0xd01
[  451.041674]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.047049]  ? rcu_softirq_qs+0x20/0x20
[  451.054226]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.058276]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.060848]  ? trace_hardirqs_on+0xbd/0x310
[  451.065335]  ? __lock_acquire+0x62f/0x4c20
[  451.069398]  ? kasan_check_read+0x11/0x20
[  451.073113]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.077265]  ? prepare_to_swait_event+0x25a/0x800
[  451.081423]  ? __lock_acquire+0x62f/0x4c20
[  451.086953]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.090916]  ? should_fail+0x22d/0xd01
[  451.094797]  schedule+0xfe/0x460
[  451.099890]  ? mark_held_locks+0x130/0x130
[  451.103847]  ? __schedule+0x21d0/0x21d0
[  451.108941]  ? mark_held_locks+0x130/0x130
[  451.114032]  ? prepare_to_swait_event+0x25a/0x800
[  451.118345]  ? try_to_wake_up+0x11c/0x1490
[  451.122585]  ? __init_swait_queue_head+0x150/0x150
[  451.126730]  ? lock_downgrade+0x900/0x900
[  451.131822]  ? __lockdep_init_map+0x105/0x590
[  451.136668]  ? save_stack_trace+0x1a/0x20
[  451.140878]  ? lockdep_init_map+0x9/0x10
[  451.145968]  ? zap_class+0x640/0x640
[  451.149864]  schedule_timeout+0x140/0x260
[  451.153217]  ? print_usage_bug+0xc0/0xc0
[  451.157442]  ? usleep_range+0x1a0/0x1a0
[  451.161419]  ? trace_hardirqs_off+0xb8/0x310
[  451.165641]  ? __next_timer_interrupt+0x1a0/0x1a0
[  451.170478]  ? kasan_check_read+0x11/0x20
[  451.174714]  rcu_gp_fqs_loop+0x762/0xa80
[  451.179621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.183761]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  451.188247]  ? check_preemption_disabled+0x48/0x280
[  451.192381]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.196447]  ? __lock_is_held+0xb5/0x140
[  451.200147]  ? perf_trace_sched_process_exec+0x860/0x860
[  451.204322]  __alloc_pages_nodemask+0xa80/0xde0
[  451.208369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.212339]  ? zap_class+0x640/0x640
[  451.216743]  ? rcu_gp_init+0x90b/0x1260
[  451.221591]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  451.225725]  ? __switch_to_asm+0x34/0x70
[  451.229787]  ? find_held_lock+0x36/0x1c0
[  451.235317]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  451.240077]  ? ____cache_alloc_node+0x1c7/0x1e0
[  451.245075]  ? __switch_to_asm+0x40/0x70
[  451.250187]  ? lock_downgrade+0x900/0x900
[  451.254262]  ? zap_class+0x640/0x640
[  451.259719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.264373]  ? find_held_lock+0x36/0x1c0
[  451.269905]  cache_grow_begin+0xa5/0x8c0
[  451.273631]  ? zap_class+0x640/0x640
[  451.277594]  ? do_raw_spin_unlock+0xa7/0x330
[  451.282618]  ? __lock_is_held+0xb5/0x140
[  451.286672]  fallback_alloc+0x204/0x2e0
[  451.290723]  ? __lock_is_held+0xb5/0x140
[  451.295471]  ____cache_alloc_node+0x1c7/0x1e0
[  451.300128]  ? zap_class+0x640/0x640
[  451.304180]  kmem_cache_alloc_node+0xe3/0x730
[  451.308319]  ? rcu_accelerate_cbs+0x10a/0xae0
[  451.312024]  ? ipv6_get_ifaddr+0x42e/0x620
[  451.317583]  ? find_held_lock+0x36/0x1c0
[  451.321659]  __alloc_skb+0x119/0x770
[  451.325724]  ? rcu_gp_kthread+0x8cf/0xc70
[  451.329417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.333814]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.337869]  ? netdev_alloc_frag+0x1f0/0x1f0
[  451.341830]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.345894]  ? lock_downgrade+0x900/0x900
[  451.350377]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  451.354090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.358581]  ? trace_hardirqs_on+0xbd/0x310
[  451.363092]  ? refcount_sub_and_test_checked+0x203/0x310
[  451.367316]  ? kasan_check_read+0x11/0x20
[  451.371370]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  451.375080]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.379216]  ? addrconf_rs_timer+0x690/0x690
[  451.384478]  ? perf_trace_sched_process_exec+0x860/0x860
[  451.388967]  ndisc_alloc_skb+0x144/0x340
[  451.393375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.397855]  ndisc_send_rs+0x331/0x6e0
[  451.402002]  rcu_gp_kthread+0x341/0xc70
[  451.406589]  addrconf_rs_timer+0x314/0x690
[  451.412114]  ? rcu_gp_init+0x1260/0x1260
[  451.416423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.421862]  ? mark_held_locks+0x130/0x130
[  451.426004]  call_timer_fn+0x272/0x920
[  451.431440]  ? __schedule+0x168a/0x21d0
[  451.436529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.440936]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.446374]  ? process_timeout+0x40/0x40
[  451.450427]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  451.455956]  ? mark_held_locks+0xc7/0x130
[  451.459834]  ? trace_hardirqs_on+0xbd/0x310
[  451.463794]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.468022]  ? kasan_check_read+0x11/0x20
[  451.472072]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.476291]  ? __schedule+0x168a/0x21d0
[  451.480513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.484391]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.488352]  ? lockdep_hardirqs_on+0x296/0x5b0
[  451.492597]  ? lock_pin_lock+0x350/0x350
[  451.497106]  ? trace_hardirqs_on+0xbd/0x310
[  451.501162]  ? _raw_spin_unlock_irq+0x60/0x80
[  451.505732]  ? kasan_check_read+0x11/0x20
[  451.509869]  ? __schedule+0x168a/0x21d0
[  451.514179]  ? __run_timers+0x7da/0xc70
[  451.518683]  ? __switch_to_asm+0x40/0x70
[  451.522833]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.527316]  ? __switch_to_asm+0x40/0x70
[  451.531292]  ? __queue_work+0x1440/0x1440
[  451.535514]  ? show_schedstat+0x721/0xf30
[  451.540619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.545181]  ? __sched_text_start+0x8/0x8
[  451.549235]  __run_timers+0x7e5/0xc70
[  451.553554]  ? find_held_lock+0x36/0x1c0
[  451.558051]  ? timer_fixup_init+0x70/0x70
[  451.562184]  ? __kthread_parkme+0xce/0x1a0
[  451.566142]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  451.570105]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.574156]  ? zap_class+0x640/0x640
[  451.579250]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.583304]  ? print_usage_bug+0xc0/0xc0
[  451.587441]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  451.591599]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  451.595868]  ? trace_hardirqs_on+0xbd/0x310
[  451.600020]  ? find_held_lock+0x36/0x1c0
[  451.603809]  ? kasan_check_read+0x11/0x20
[  451.607855]  ? zap_class+0x640/0x640
[  451.611991]  ? __kthread_parkme+0xce/0x1a0
[  451.616214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.621244]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.626341]  ? check_preemption_disabled+0x48/0x280
[  451.630088]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  451.635181]  ? __lock_is_held+0xb5/0x140
[  451.639279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.643850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.649032]  ? __kthread_parkme+0xfb/0x1a0
[  451.653346]  ? check_preemption_disabled+0x48/0x280
[  451.657405]  ? rcu_gp_init+0x1260/0x1260
[  451.661535]  run_timer_softirq+0x52/0xb0
[  451.665268]  kthread+0x35a/0x440
[  451.669494]  ? rcu_read_lock_sched_held+0x14f/0x180
[  451.675501]  ? kthread_stop+0x900/0x900
[  451.680608]  __do_softirq+0x308/0xb7e
[  451.685610]  ret_from_fork+0x3a/0x50
[  451.690707]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  451.694767] NMI backtrace for cpu 0
[  451.700283]  ? lock_downgrade+0x900/0x900
[  451.755240]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  451.760359]  ? pvclock_read_flags+0x160/0x160
[  451.764863]  ? lapic_next_event+0x5a/0x90
[  451.769018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.774558]  ? kvm_clock_read+0x18/0x30
[  451.778537]  ? kvm_sched_clock_read+0x9/0x20
[  451.783500]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.789044]  ? check_preemption_disabled+0x48/0x280
[  451.794084]  irq_exit+0x17f/0x1c0
[  451.797559]  smp_apic_timer_interrupt+0x1cb/0x760
[  451.802402]  ? smp_reschedule_interrupt+0x109/0x650
[  451.807422]  ? smp_call_function_single_interrupt+0x650/0x650
[  451.813309]  ? interrupt_entry+0xb5/0xc0
[  451.817378]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.822396]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.827428]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.832272]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.837313]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.842334]  ? task_prio+0x50/0x50
[  451.845883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.851436]  ? check_preemption_disabled+0x48/0x280
[  451.856480]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.861333]  apic_timer_interrupt+0xf/0x20
[  451.865573]  </IRQ>
[  451.867816] RIP: 0010:dump_stack+0x358/0x39d
[  451.872231] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  451.891135] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  451.898847] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  451.906114] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  451.913381] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  451.920650] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  451.927916] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  451.935209]  ? dump_stack+0x34f/0x39d
[  451.939032]  ? dump_stack_print_info.cold.1+0x20/0x20
[  451.944236]  ? mark_held_locks+0x130/0x130
[  451.948472]  ? mark_held_locks+0x130/0x130
[  451.952716]  dump_header+0x27b/0xf72
[  451.956445]  ? pagefault_out_of_memory+0x197/0x197
[  451.961386]  ? __lock_acquire+0x62f/0x4c20
[  451.965639]  ? percpu_ref_get_many+0x240/0x240
[  451.970230]  ? print_usage_bug+0xc0/0xc0
[  451.974310]  ? zap_class+0x640/0x640
[  451.978027]  ? print_usage_bug+0xc0/0xc0
[  451.982110]  ? print_usage_bug+0xc0/0xc0
[  451.986174]  ? zap_class+0x640/0x640
[  451.989937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.995483]  ? find_held_lock+0x36/0x1c0
[  451.999566]  ? mark_held_locks+0xc7/0x130
[  452.003725]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.008857]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.013990]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  452.018587]  ? trace_hardirqs_on+0xbd/0x310
[  452.022915]  ? kasan_check_read+0x11/0x20
[  452.027072]  ? ___ratelimit+0x3b4/0x672
[  452.031063]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.036170]  ? trace_hardirqs_on+0x310/0x310
[  452.040586]  ? lock_downgrade+0x900/0x900
[  452.044746]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  452.049857]  ? ___ratelimit+0x3b9/0x672
[  452.053853]  ? idr_get_free+0xf70/0xf70
[  452.057835]  ? find_held_lock+0x36/0x1c0
[  452.061914]  oom_kill_process.cold.27+0x10/0x903
[  452.066723]  ? zap_class+0x640/0x640
[  452.070446]  ? check_preemption_disabled+0x48/0x280
[  452.075469]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  452.080401]  ? kasan_check_read+0x11/0x20
[  452.084559]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.089843]  ? oom_evaluate_task+0x540/0x540
[  452.094257]  ? find_held_lock+0x36/0x1c0
[  452.098335]  ? out_of_memory+0x974/0x1430
[  452.102500]  ? lock_downgrade+0x900/0x900
[  452.106686]  ? check_preemption_disabled+0x48/0x280
[  452.111710]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  452.116655]  ? kasan_check_read+0x11/0x20
[  452.120807]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.126091]  ? rcu_softirq_qs+0x20/0x20
[  452.130087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.135631]  ? oom_evaluate_task+0x302/0x540
[  452.140052]  out_of_memory+0xa84/0x1430
[  452.144046]  ? oom_killer_disable+0x3a0/0x3a0
[  452.148568]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  452.153509]  ? __ww_mutex_check_waiters+0x160/0x160
[  452.158555]  __alloc_pages_slowpath+0x2354/0x2e10
[  452.163436]  ? warn_alloc+0x120/0x120
[  452.167271]  ? mark_held_locks+0x130/0x130
[  452.171522]  ? find_get_entry+0xaae/0x1120
[  452.175781]  ? filemap_map_pages+0x1a20/0x1a20
[  452.180389]  ? zap_class+0x640/0x640
[  452.184111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.189664]  ? check_preemption_disabled+0x48/0x280
[  452.194698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.200239]  ? should_fail+0x22d/0xd01
[  452.204138]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.209246]  ? zap_class+0x640/0x640
[  452.212985]  ? __lock_is_held+0xb5/0x140
[  452.217085]  ? mark_held_locks+0x130/0x130
[  452.221349]  ? lock_release+0xa00/0xa00
[  452.225328]  ? perf_trace_sched_process_exec+0x860/0x860
[  452.230782]  ? xa_load+0x2ba/0x460
[  452.234326]  ? lock_downgrade+0x900/0x900
[  452.238492]  ? __might_sleep+0x95/0x190
[  452.242477]  __alloc_pages_nodemask+0xa80/0xde0
[  452.247175]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  452.252194]  ? __page_cache_alloc+0x191/0x5c0
[  452.256702]  ? xa_load+0x2e1/0x460
[  452.260252]  ? xa_clear_mark+0x40/0x40
[  452.264141]  ? zap_class+0x640/0x640
[  452.267868]  ? zap_class+0x640/0x640
[  452.271590]  ? zap_class+0x640/0x640
[  452.275310]  ? __do_page_cache_readahead+0x663/0x810
[  452.280423]  ? find_held_lock+0x36/0x1c0
[  452.284496]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  452.290047]  alloc_pages_current+0x173/0x350
[  452.294477]  __page_cache_alloc+0x38c/0x5c0
[  452.298803]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  452.303749]  ? kasan_check_read+0x11/0x20
[  452.307901]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.313182]  ? generic_perform_write+0x6a0/0x6a0
[  452.317942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.323486]  ? check_preemption_disabled+0x48/0x280
[  452.328511]  filemap_fault+0x1595/0x25f0
[  452.332603]  ? __lock_page_or_retry+0xa00/0xa00
[  452.337280]  ? mark_held_locks+0x130/0x130
[  452.341526]  ? filemap_map_pages+0xd6b/0x1a20
[  452.346052]  ? lock_downgrade+0x900/0x900
[  452.350223]  ? check_preemption_disabled+0x48/0x280
[  452.355250]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  452.360184]  ? kasan_check_read+0x11/0x20
[  452.364342]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.369623]  ? rcu_softirq_qs+0x20/0x20
[  452.373620]  ? filemap_map_pages+0xd92/0x1a20
[  452.378122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.383674]  ? find_get_entries_tag+0x1400/0x1400
[  452.388536]  ? __lock_acquire+0x62f/0x4c20
[  452.392794]  ? lock_acquire+0x1ed/0x520
[  452.396771]  ? ext4_filemap_fault+0x7a/0xad
[  452.401103]  ? lock_release+0xa00/0xa00
[  452.405085]  ? perf_trace_sched_process_exec+0x860/0x860
[  452.410541]  ? print_usage_bug+0xc0/0xc0
[  452.414625]  ? print_usage_bug+0xc0/0xc0
[  452.418722]  ? down_read+0x8d/0x120
[  452.422354]  ? ext4_filemap_fault+0x7a/0xad
[  452.426688]  ? __down_interruptible+0x700/0x700
[  452.431367]  ext4_filemap_fault+0x82/0xad
[  452.435521]  __do_fault+0x100/0x6b0
[  452.439163]  ? pmd_devmap_trans_unstable+0x220/0x220
[  452.444284]  ? mark_held_locks+0x130/0x130
[  452.448519]  ? mark_held_locks+0x130/0x130
[  452.452762]  ? find_held_lock+0x36/0x1c0
[  452.456831]  ? find_held_lock+0x36/0x1c0
[  452.460900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.466447]  __handle_mm_fault+0x3ea0/0x5be0
[  452.470857]  ? poll_select_copy_remaining+0x18c/0x6a0
[  452.476064]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  452.480915]  ? __might_fault+0x12b/0x1e0
[  452.484980]  ? lock_downgrade+0x900/0x900
[  452.489144]  ? zap_class+0x640/0x640
[  452.492860]  ? zap_class+0x640/0x640
[  452.496608]  ? find_held_lock+0x36/0x1c0
[  452.500678]  ? handle_mm_fault+0x42a/0xc70
[  452.504916]  ? lock_downgrade+0x900/0x900
[  452.509075]  ? check_preemption_disabled+0x48/0x280
[  452.514118]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  452.519053]  ? kasan_check_read+0x11/0x20
[  452.523207]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.528484]  ? rcu_softirq_qs+0x20/0x20
[  452.532465]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.537575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.543117]  ? check_preemption_disabled+0x48/0x280
[  452.548140]  handle_mm_fault+0x54f/0xc70
[  452.552221]  ? __handle_mm_fault+0x5be0/0x5be0
[  452.556825]  ? find_vma+0x34/0x190
[  452.560375]  __do_page_fault+0x5e8/0xe60
[  452.564440]  ? trace_hardirqs_off+0xb8/0x310
[  452.568866]  do_page_fault+0xf2/0x7e0
[  452.572672]  ? vmalloc_sync_all+0x30/0x30
[  452.576827]  ? error_entry+0x70/0xd0
[  452.580553]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.585575]  ? trace_hardirqs_on_caller+0xc0/0x310
[  452.590519]  ? syscall_return_slowpath+0x5e0/0x5e0
[  452.595461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.600309]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.605328]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.610795]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  452.615820]  ? prepare_exit_to_usermode+0x291/0x3b0
[  452.620841]  ? page_fault+0x8/0x30
[  452.624392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.629241]  ? page_fault+0x8/0x30
[  452.632802]  page_fault+0x1e/0x30
[  452.636259] RIP: 0033:0x7f41334d1dd3
[  452.639986] Code: Bad RIP value.
[  452.643352] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  452.648717] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  452.655984] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  452.663270] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  452.670552] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  452.677819] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  452.685126] warn_alloc_show_mem: 1 callbacks suppressed
[  452.685137] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  452.685140] Mem-Info:
[  452.685185] active_anon:51440 inactive_anon:594 isolated_anon:0
[  452.685185]  active_file:10 inactive_file:13 isolated_file:0
[  452.685185]  unevictable:0 dirty:0 writeback:0 unstable:0
[  452.685185]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  452.685185]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  452.685185]  free:13749 free_pcp:129 free_cma:0
[  452.690537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  452.697831] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  452.700235] Call Trace:
[  452.733101] 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
[  452.742462]  <IRQ>
[  452.770115] lowmem_reserve[]: 0 2818 6321 6321
[  452.772731]  dump_stack+0x244/0x39d
[  452.798813] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  452.800966]  ? dump_stack_print_info.cold.1+0x20/0x20
[  452.805549] lowmem_reserve[]: 0 0 3503 3503
[  452.809175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.836480] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  452.841676]  ? do_raw_spin_lock+0x14f/0x350
[  452.845988] lowmem_reserve[]: 0 0 0 0
[  452.851534]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[  452.880526] 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
[  452.884857]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  452.888639] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  452.893310]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[  452.906814] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  452.912009]  arch_trigger_cpumask_backtrace+0x14/0x20
[  452.927339] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  452.932611]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  452.948199] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  452.953386]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  452.962202] 673 total pagecache pages
[  452.966631]  ? print_other_cpu_stall+0x160/0x160
[  452.975194] 0 pages in swap cache
[  452.979950]  ? print_usage_bug+0xc0/0xc0
[  452.983735] Swap cache stats: add 0, delete 0, find 0/0
[  452.988486]  ? kasan_check_read+0x11/0x20
[  452.991916] Free swap  = 0kB
[  452.995977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.001349] Total swap = 0kB
[  453.005491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.008494] 1965979 pages RAM
[  453.014033]  ? do_trace_rcu_torture_read+0x10/0x10
[  453.017027] 0 pages HighMem/MovableOnly
[  453.022571]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  453.022589]  ? __lock_is_held+0xb5/0x140
[  453.025678] 342854 pages reserved
[  453.025687] 0 pages cma reserved
[  453.030626]  ? __rcu_read_lock+0x50/0x50
[  453.034690] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  453.039876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.039893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.044034] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  453.047391]  ? check_preemption_disabled+0x48/0x280
[  453.050742] init cpuset=/ mems_allowed=0
[  453.054801]  rcu_check_callbacks+0xf3b/0x13f0
[  453.095568]  ? rcutree_dead_cpu+0x10/0x10
[  453.099726]  ? lock_downgrade+0x900/0x900
[  453.103883]  ? lock_release+0x930/0xa00
[  453.107869]  ? zap_class+0x640/0x640
[  453.111589]  ? zap_class+0x640/0x640
[  453.115310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.120852]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  453.125437]  ? kvm_set_tsc_khz+0x540/0x540
[  453.129712]  ? warn_alloc.cold.116+0xd1/0x1bd
[  453.134217]  ? find_held_lock+0x36/0x1c0
[  453.138327]  ? zap_class+0x640/0x640
[  453.142052]  ? timekeeping_advance+0x3cc/0xc00
[  453.146673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.152216]  ? check_preemption_disabled+0x48/0x280
[  453.157245]  ? trace_hardirqs_off+0xb8/0x310
[  453.161665]  ? __lock_is_held+0xb5/0x140
[  453.165727]  ? trace_hardirqs_on+0x310/0x310
[  453.170140]  ? check_preemption_disabled+0x48/0x280
[  453.175166]  ? raise_softirq+0x199/0x420
[  453.179229]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  453.183906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.189475]  ? check_preemption_disabled+0x48/0x280
[  453.194511]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.200052]  ? hrtimer_run_queues+0x9a/0x400
[  453.204466]  ? run_local_timers+0x19b/0x230
[  453.208789]  ? timer_clear_idle+0x90/0x90
[  453.212940]  ? debug_smp_processor_id+0x1c/0x20
[  453.217629]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  453.223612]  ? account_process_tick+0x282/0x350
[  453.228289]  update_process_times+0x2d/0x70
[  453.232622]  tick_sched_handle+0x9f/0x180
[  453.236786]  tick_sched_timer+0x45/0x130
[  453.240862]  __hrtimer_run_queues+0x41c/0x10d0
[  453.245453]  ? tick_sched_do_timer+0x1a0/0x1a0
[  453.250052]  ? hrtimer_start_range_ns+0xe00/0xe00
[  453.254908]  ? pvclock_read_flags+0x160/0x160
[  453.259408]  ? trace_hardirqs_on+0x310/0x310
[  453.263829]  ? kvm_clock_read+0x18/0x30
[  453.267811]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  453.272841]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  453.278232]  ? do_timer+0x50/0x50
[  453.281692]  ? rwlock_bug.part.2+0x90/0x90
[  453.285946]  ? trace_hardirqs_on+0x310/0x310
[  453.290373]  ? rcu_softirq_qs+0x20/0x20
[  453.294362]  hrtimer_interrupt+0x313/0x780
[  453.298634]  smp_apic_timer_interrupt+0x1a1/0x760
[  453.303482]  ? smp_call_function_single_interrupt+0x650/0x650
[  453.309371]  ? interrupt_entry+0xb5/0xc0
[  453.313442]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.318462]  ? ____cache_alloc_node+0x1c7/0x1e0
[  453.323135]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.327988]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.333023]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.337877]  apic_timer_interrupt+0xf/0x20
[  453.342146] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  453.347515] 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 92 60
[  453.366418] RSP: 0000:ffff8801dae07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  453.374124] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003aea15b1
[  453.381392] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  453.388668] RBP: ffff8801dae074c0 R08: ffff8801d750ad88 R09: 0000000000000002
[  453.395937] R10: 0000000000000000 R11: ffff8801d750a4c0 R12: ffff8801d9bee600
[  453.403220] R13: ffff8801d9bee600 R14: 0000000000000000 R15: 0000000000000286
[  453.410545]  ? apic_timer_interrupt+0xa/0x20
[  453.415027]  ? ipv6_get_ifaddr+0x42e/0x620
[  453.419274]  __alloc_skb+0x119/0x770
[  453.423022]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.428319]  ? netdev_alloc_frag+0x1f0/0x1f0
[  453.432748]  ? lock_downgrade+0x900/0x900
[  453.436909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.442449]  ? refcount_sub_and_test_checked+0x203/0x310
[  453.447907]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  453.453374]  ? addrconf_rs_timer+0x690/0x690
[  453.457800]  ndisc_alloc_skb+0x144/0x340
[  453.461888]  ndisc_send_rs+0x331/0x6e0
[  453.465792]  addrconf_rs_timer+0x314/0x690
[  453.470041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.474289]  call_timer_fn+0x272/0x920
[  453.478178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.482428]  ? process_timeout+0x40/0x40
[  453.486499]  ? __run_timers+0x7da/0xc70
[  453.490480]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.494978]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.499472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.503715]  ? lockdep_hardirqs_on+0x296/0x5b0
[  453.508304]  ? trace_hardirqs_on+0xbd/0x310
[  453.512649]  ? kasan_check_read+0x11/0x20
[  453.516821]  ? __run_timers+0x7da/0xc70
[  453.520802]  ? trace_hardirqs_off_caller+0x310/0x310
[  453.525936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.530201]  __run_timers+0x7e5/0xc70
[  453.534016]  ? timer_fixup_init+0x70/0x70
[  453.538171]  ? lock_acquire+0x1ed/0x520
[  453.542154]  ? zap_class+0x640/0x640
[  453.545873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.551421]  ? kasan_check_read+0x11/0x20
[  453.555577]  ? do_raw_spin_lock+0x14f/0x350
[  453.559913]  ? find_held_lock+0x36/0x1c0
[  453.563995]  ? zap_class+0x640/0x640
[  453.567714]  ? pvclock_read_flags+0x160/0x160
[  453.572223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.577763]  ? check_preemption_disabled+0x48/0x280
[  453.582792]  ? __lock_is_held+0xb5/0x140
[  453.586858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.592409]  ? check_preemption_disabled+0x48/0x280
[  453.597435]  run_timer_softirq+0x52/0xb0
[  453.601499]  ? rcu_read_lock_sched_held+0x14f/0x180
[  453.606520]  __do_softirq+0x308/0xb7e
[  453.610329]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  453.614861]  ? lock_downgrade+0x900/0x900
[  453.619032]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  453.624158]  ? pvclock_read_flags+0x160/0x160
[  453.628662]  ? lapic_next_event+0x5a/0x90
[  453.632818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.638363]  ? kvm_clock_read+0x18/0x30
[  453.642351]  ? kvm_sched_clock_read+0x9/0x20
[  453.646766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.652322]  ? check_preemption_disabled+0x48/0x280
[  453.657375]  irq_exit+0x17f/0x1c0
[  453.660833]  smp_apic_timer_interrupt+0x1cb/0x760
[  453.665676]  ? smp_reschedule_interrupt+0x109/0x650
[  453.670699]  ? smp_call_function_single_interrupt+0x650/0x650
[  453.677072]  ? interrupt_entry+0xb5/0xc0
[  453.681140]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.686156]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.691173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.696041]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.701058]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.706077]  ? task_prio+0x50/0x50
[  453.709623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.715163]  ? check_preemption_disabled+0x48/0x280
[  453.720188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.725044]  apic_timer_interrupt+0xf/0x20
[  453.729275]  </IRQ>
[  453.731518] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  453.737411] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  453.757103] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  453.764815] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  453.772088] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  453.779359] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  453.786794] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  453.794065] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  453.801380]  ? save_stack+0xa9/0xd0
[  453.805030]  __kmalloc_node_track_caller+0x3c/0x70
[  453.809979]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  453.814745]  pskb_expand_head+0x230/0x10f0
[  453.818986]  ? check_preemption_disabled+0x48/0x280
[  453.824025]  ? memcpy+0x45/0x50
[  453.827315]  ? __copy_skb_header+0x350/0x6b0
[  453.831727]  ? skb_release_data+0x880/0x880
[  453.836056]  ? __alloc_skb+0x770/0x770
[  453.839960]  ? __lock_is_held+0xb5/0x140
[  453.844035]  ? kasan_check_write+0x14/0x20
[  453.848274]  ? __skb_clone+0x6c7/0xa00
[  453.852168]  ? __copy_skb_header+0x6b0/0x6b0
[  453.856585]  ? kmem_cache_alloc+0x33a/0x730
[  453.860920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.866492]  skb_ensure_writable+0x3dd/0x640
[  453.870909]  ? skb_checksum_setup+0xaa0/0xaa0
[  453.875411]  ? preempt_notifier_register+0x200/0x200
[  453.880518]  ? __switch_to_asm+0x34/0x70
[  453.884595]  ? __switch_to_asm+0x34/0x70
[  453.888656]  ? __switch_to_asm+0x40/0x70
[  453.892717]  ? __switch_to_asm+0x34/0x70
[  453.896779]  ? __switch_to_asm+0x40/0x70
[  453.900844]  ? __switch_to_asm+0x40/0x70
[  453.904910]  ? __switch_to_asm+0x34/0x70
[  453.908974]  ? __switch_to_asm+0x34/0x70
[  453.913031]  ? __switch_to_asm+0x40/0x70
[  453.917088]  ? __switch_to_asm+0x34/0x70
[  453.921157]  bpf_clone_redirect+0x14a/0x490
[  453.925495]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  453.930516]  ? __sched_text_start+0x8/0x8
[  453.934668]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  453.939437]  ? find_held_lock+0x36/0x1c0
[  453.943507]  ? lock_acquire+0x1ed/0x520
[  453.947485]  ? bpf_test_run+0x3cb/0x780
[  453.951465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.957011]  ? check_preemption_disabled+0x48/0x280
[  453.962073]  ? kasan_check_read+0x11/0x20
[  453.966250]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.971546]  ? rcu_softirq_qs+0x20/0x20
[  453.975543]  ? preempt_schedule+0x4d/0x60
[  453.979712]  ? ___preempt_schedule+0x16/0x18
[  453.984137]  ? bpf_test_run+0x25d/0x780
[  453.988227]  ? netlink_diag_dump+0x2a0/0x2a0
[  453.992654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.998197]  ? bpf_test_init.isra.10+0x70/0x100
[  454.002872]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  454.007644]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  454.012494]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  454.018054]  ? fput+0x130/0x1a0
[  454.021345]  ? __bpf_prog_get+0x9b/0x290
[  454.025414]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  454.030272]  ? bpf_prog_test_run+0x130/0x1a0
[  454.034689]  ? __x64_sys_bpf+0x3d8/0x520
[  454.038752]  ? bpf_prog_get+0x20/0x20
[  454.042588]  ? do_syscall_64+0x1b9/0x820
[  454.046649]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  454.052020]  ? syscall_return_slowpath+0x5e0/0x5e0
[  454.056957]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.061978]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  454.067032]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  454.073702]  ? __switch_to_asm+0x40/0x70
[  454.077782]  ? __switch_to_asm+0x34/0x70
[  454.081867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.086725]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  454.092126] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  454.092579] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  454.098291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  454.098313] Call Trace:
[  454.098320]  <IRQ>
[  454.098354]  dump_stack+0x244/0x39d
[  454.098373]  ? dump_stack_print_info.cold.1+0x20/0x20
[  454.104951] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  454.114229]  warn_alloc.cold.116+0xb7/0x1bd
[  454.116792] syz-executor1 cpuset=syz1 mems_allowed=0
[  454.118941]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  454.152449]  ? lock_downgrade+0x900/0x900
[  454.156619]  ? trace_hardirqs_off+0xb8/0x310
[  454.161040]  ? trace_hardirqs_off+0xb8/0x310
[  454.165462]  __alloc_pages_slowpath+0x26e8/0x2e10
[  454.170336]  ? warn_alloc+0x120/0x120
[  454.174141]  ? print_usage_bug+0xc0/0xc0
[  454.178205]  ? warn_alloc+0x120/0x120
[  454.182026]  ? warn_alloc+0x120/0x120
[  454.185833]  ? print_usage_bug+0xc0/0xc0
[  454.189899]  ? print_usage_bug+0xc0/0xc0
[  454.193965]  ? __lock_acquire+0x62f/0x4c20
[  454.198212]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.203763]  ? should_fail+0x22d/0xd01
[  454.207663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.212771]  ? __lock_acquire+0x62f/0x4c20
[  454.217039]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.222162]  ? __lock_acquire+0x62f/0x4c20
[  454.226411]  ? should_fail+0x22d/0xd01
[  454.230302]  ? find_held_lock+0x36/0x1c0
[  454.234403]  ? mark_held_locks+0x130/0x130
[  454.238644]  ? mark_held_locks+0x130/0x130
[  454.242878]  ? zap_class+0x640/0x640
[  454.246599]  ? zap_class+0x640/0x640
[  454.250316]  ? print_usage_bug+0xc0/0xc0
[  454.254398]  ? do_raw_spin_unlock+0xa7/0x330
[  454.258810]  ? zap_class+0x640/0x640
[  454.262531]  ? print_usage_bug+0xc0/0xc0
[  454.266606]  ? wq_watchdog_touch+0x9c/0xfe
[  454.270862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.276402]  ? check_preemption_disabled+0x48/0x280
[  454.281445]  ? __lock_is_held+0xb5/0x140
[  454.285517]  __alloc_pages_nodemask+0xa80/0xde0
[  454.290206]  ? zap_class+0x640/0x640
[  454.293929]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  454.298994]  ? find_held_lock+0x36/0x1c0
[  454.303073]  ? ____cache_alloc_node+0x1c7/0x1e0
[  454.307746]  ? lock_downgrade+0x900/0x900
[  454.311911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.317455]  cache_grow_begin+0xa5/0x8c0
[  454.321518]  ? do_raw_spin_unlock+0xa7/0x330
[  454.325942]  fallback_alloc+0x204/0x2e0
[  454.329925]  ____cache_alloc_node+0x1c7/0x1e0
[  454.334431]  kmem_cache_alloc_node+0xe3/0x730
[  454.338930]  ? ipv6_get_ifaddr+0x42e/0x620
[  454.343181]  __alloc_skb+0x119/0x770
[  454.346896]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.352177]  ? netdev_alloc_frag+0x1f0/0x1f0
[  454.356589]  ? lock_downgrade+0x900/0x900
[  454.360749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.366291]  ? refcount_sub_and_test_checked+0x203/0x310
[  454.371753]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  454.377209]  ? addrconf_rs_timer+0x690/0x690
[  454.381635]  ndisc_alloc_skb+0x144/0x340
[  454.385708]  ndisc_send_rs+0x331/0x6e0
[  454.389606]  addrconf_rs_timer+0x314/0x690
[  454.393849]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.398097]  call_timer_fn+0x272/0x920
[  454.402004]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.406243]  ? process_timeout+0x40/0x40
[  454.410329]  ? mark_held_locks+0xc7/0x130
[  454.414483]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.418977]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.423491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.427762]  ? lockdep_hardirqs_on+0x296/0x5b0
[  454.432351]  ? trace_hardirqs_on+0xbd/0x310
[  454.436677]  ? kasan_check_read+0x11/0x20
[  454.440833]  ? __run_timers+0x7da/0xc70
[  454.444812]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.449936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.454193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.458432]  __run_timers+0x7e5/0xc70
[  454.462246]  ? timer_fixup_init+0x70/0x70
[  454.466402]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  454.471439]  ? zap_class+0x640/0x640
[  454.475175]  ? print_usage_bug+0xc0/0xc0
[  454.479246]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  454.484449]  ? find_held_lock+0x36/0x1c0
[  454.488516]  ? zap_class+0x640/0x640
[  454.492245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.497793]  ? check_preemption_disabled+0x48/0x280
[  454.502824]  ? __lock_is_held+0xb5/0x140
[  454.506890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.512433]  ? check_preemption_disabled+0x48/0x280
[  454.517456]  run_timer_softirq+0x52/0xb0
[  454.521555]  ? rcu_read_lock_sched_held+0x14f/0x180
[  454.526586]  __do_softirq+0x308/0xb7e
[  454.530394]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  454.534896]  ? lock_downgrade+0x900/0x900
[  454.539065]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  454.544187]  ? pvclock_read_flags+0x160/0x160
[  454.548691]  ? lapic_next_event+0x5a/0x90
[  454.552847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.558392]  ? kvm_clock_read+0x18/0x30
[  454.562394]  ? kvm_sched_clock_read+0x9/0x20
[  454.566807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.572351]  ? check_preemption_disabled+0x48/0x280
[  454.577383]  irq_exit+0x17f/0x1c0
[  454.580848]  smp_apic_timer_interrupt+0x1cb/0x760
[  454.585695]  ? smp_reschedule_interrupt+0x109/0x650
[  454.590719]  ? smp_call_function_single_interrupt+0x650/0x650
[  454.596606]  ? interrupt_entry+0xb5/0xc0
[  454.600676]  ? trace_hardirqs_off_caller+0xbb/0x310
[  454.605697]  ? trace_hardirqs_off_caller+0xbb/0x310
[  454.610719]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.615571]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.620609]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.625634]  ? task_prio+0x50/0x50
[  454.629187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.634730]  ? check_preemption_disabled+0x48/0x280
[  454.639756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.644608]  apic_timer_interrupt+0xf/0x20
[  454.648845]  </IRQ>
[  454.651094] RIP: 0010:dump_stack+0x358/0x39d
[  454.655510] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  454.674414] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  454.682145] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  454.689415] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  454.696686] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  454.703956] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  454.711237] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  454.718530]  ? dump_stack+0x34f/0x39d
[  454.722348]  ? dump_stack_print_info.cold.1+0x20/0x20
[  454.727548]  ? mark_held_locks+0x130/0x130
[  454.731788]  ? mark_held_locks+0x130/0x130
[  454.736067]  dump_header+0x27b/0xf72
[  454.739797]  ? pagefault_out_of_memory+0x197/0x197
[  454.744739]  ? __lock_acquire+0x62f/0x4c20
[  454.748980]  ? percpu_ref_get_many+0x240/0x240
[  454.753571]  ? print_usage_bug+0xc0/0xc0
[  454.757643]  ? zap_class+0x640/0x640
[  454.761362]  ? print_usage_bug+0xc0/0xc0
[  454.765427]  ? print_usage_bug+0xc0/0xc0
[  454.769512]  ? zap_class+0x640/0x640
[  454.773236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.778806]  ? find_held_lock+0x36/0x1c0
[  454.782884]  ? mark_held_locks+0xc7/0x130
[  454.787043]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.792153]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.797282]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  454.801871]  ? trace_hardirqs_on+0xbd/0x310
[  454.806198]  ? kasan_check_read+0x11/0x20
[  454.810352]  ? ___ratelimit+0x3b4/0x672
[  454.814331]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.819442]  ? trace_hardirqs_on+0x310/0x310
[  454.823864]  ? lock_downgrade+0x900/0x900
[  454.828029]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  454.833165]  ? ___ratelimit+0x3b9/0x672
[  454.837145]  ? idr_get_free+0xf70/0xf70
[  454.841129]  ? find_held_lock+0x36/0x1c0
[  454.845209]  oom_kill_process.cold.27+0x10/0x903
[  454.849971]  ? zap_class+0x640/0x640
[  454.853694]  ? check_preemption_disabled+0x48/0x280
[  454.858722]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  454.863667]  ? kasan_check_read+0x11/0x20
[  454.867818]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.873103]  ? oom_evaluate_task+0x540/0x540
[  454.877524]  ? find_held_lock+0x36/0x1c0
[  454.881600]  ? out_of_memory+0x974/0x1430
[  454.885755]  ? lock_downgrade+0x900/0x900
[  454.889913]  ? check_preemption_disabled+0x48/0x280
[  454.894936]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  454.899869]  ? kasan_check_read+0x11/0x20
[  454.904018]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  454.909300]  ? rcu_softirq_qs+0x20/0x20
[  454.913283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.918823]  ? oom_evaluate_task+0x302/0x540
[  454.923242]  out_of_memory+0xa84/0x1430
[  454.927235]  ? oom_killer_disable+0x3a0/0x3a0
[  454.931738]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  454.936717]  ? __ww_mutex_check_waiters+0x160/0x160
[  454.941750]  __alloc_pages_slowpath+0x2354/0x2e10
[  454.946628]  ? warn_alloc+0x120/0x120
[  454.950432]  ? mark_held_locks+0x130/0x130
[  454.954677]  ? find_get_entry+0xaae/0x1120
[  454.958926]  ? filemap_map_pages+0x1a20/0x1a20
[  454.963541]  ? zap_class+0x640/0x640
[  454.967266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.972811]  ? check_preemption_disabled+0x48/0x280
[  454.977829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.983371]  ? should_fail+0x22d/0xd01
[  454.987266]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.992389]  ? zap_class+0x640/0x640
[  454.996134]  ? __lock_is_held+0xb5/0x140
[  455.000226]  ? mark_held_locks+0x130/0x130
[  455.004471]  ? lock_release+0xa00/0xa00
[  455.008466]  ? perf_trace_sched_process_exec+0x860/0x860
[  455.013943]  ? xa_load+0x2ba/0x460
[  455.017492]  ? lock_downgrade+0x900/0x900
[  455.021647]  ? __might_sleep+0x95/0x190
[  455.025633]  __alloc_pages_nodemask+0xa80/0xde0
[  455.030313]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  455.035333]  ? __page_cache_alloc+0x191/0x5c0
[  455.039834]  ? xa_load+0x2e1/0x460
[  455.043392]  ? xa_clear_mark+0x40/0x40
[  455.047284]  ? zap_class+0x640/0x640
[  455.051017]  ? zap_class+0x640/0x640
[  455.054750]  ? zap_class+0x640/0x640
[  455.058466]  ? __do_page_cache_readahead+0x663/0x810
[  455.063575]  ? find_held_lock+0x36/0x1c0
[  455.067647]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  455.073211]  alloc_pages_current+0x173/0x350
[  455.077635]  __page_cache_alloc+0x38c/0x5c0
[  455.081958]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  455.086891]  ? kasan_check_read+0x11/0x20
[  455.091054]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.096344]  ? generic_perform_write+0x6a0/0x6a0
[  455.101132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.106679]  ? check_preemption_disabled+0x48/0x280
[  455.111709]  filemap_fault+0x1595/0x25f0
[  455.115789]  ? __lock_page_or_retry+0xa00/0xa00
[  455.120463]  ? mark_held_locks+0x130/0x130
[  455.124717]  ? filemap_map_pages+0xd6b/0x1a20
[  455.129218]  ? lock_downgrade+0x900/0x900
[  455.133368]  ? check_preemption_disabled+0x48/0x280
[  455.138390]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  455.143322]  ? kasan_check_read+0x11/0x20
[  455.147470]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.152748]  ? rcu_softirq_qs+0x20/0x20
[  455.156740]  ? filemap_map_pages+0xd92/0x1a20
[  455.161243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.166792]  ? find_get_entries_tag+0x1400/0x1400
[  455.171644]  ? __lock_acquire+0x62f/0x4c20
[  455.175905]  ? lock_acquire+0x1ed/0x520
[  455.179903]  ? ext4_filemap_fault+0x7a/0xad
[  455.184238]  ? lock_release+0xa00/0xa00
[  455.188214]  ? perf_trace_sched_process_exec+0x860/0x860
[  455.193672]  ? print_usage_bug+0xc0/0xc0
[  455.197737]  ? print_usage_bug+0xc0/0xc0
[  455.201815]  ? down_read+0x8d/0x120
[  455.205441]  ? ext4_filemap_fault+0x7a/0xad
[  455.209772]  ? __down_interruptible+0x700/0x700
[  455.214465]  ext4_filemap_fault+0x82/0xad
[  455.218618]  __do_fault+0x100/0x6b0
[  455.222267]  ? pmd_devmap_trans_unstable+0x220/0x220
[  455.227374]  ? mark_held_locks+0x130/0x130
[  455.231637]  ? mark_held_locks+0x130/0x130
[  455.235872]  ? find_held_lock+0x36/0x1c0
[  455.239938]  ? find_held_lock+0x36/0x1c0
[  455.244004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.249551]  __handle_mm_fault+0x3ea0/0x5be0
[  455.253961]  ? poll_select_copy_remaining+0x18c/0x6a0
[  455.259163]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  455.264020]  ? __might_fault+0x12b/0x1e0
[  455.268094]  ? lock_downgrade+0x900/0x900
[  455.272258]  ? zap_class+0x640/0x640
[  455.275972]  ? zap_class+0x640/0x640
[  455.279697]  ? find_held_lock+0x36/0x1c0
[  455.283780]  ? handle_mm_fault+0x42a/0xc70
[  455.288021]  ? lock_downgrade+0x900/0x900
[  455.292173]  ? check_preemption_disabled+0x48/0x280
[  455.297195]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  455.302130]  ? kasan_check_read+0x11/0x20
[  455.306278]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.311556]  ? rcu_softirq_qs+0x20/0x20
[  455.315544]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.320657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.326200]  ? check_preemption_disabled+0x48/0x280
[  455.331230]  handle_mm_fault+0x54f/0xc70
[  455.335312]  ? __handle_mm_fault+0x5be0/0x5be0
[  455.339904]  ? find_vma+0x34/0x190
[  455.343470]  __do_page_fault+0x5e8/0xe60
[  455.347544]  ? trace_hardirqs_off+0xb8/0x310
[  455.351997]  do_page_fault+0xf2/0x7e0
[  455.355805]  ? vmalloc_sync_all+0x30/0x30
[  455.359964]  ? error_entry+0x70/0xd0
[  455.363707]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.368730]  ? trace_hardirqs_on_caller+0xc0/0x310
[  455.373667]  ? syscall_return_slowpath+0x5e0/0x5e0
[  455.378607]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.383454]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.388475]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  455.393940]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  455.398972]  ? prepare_exit_to_usermode+0x291/0x3b0
[  455.404025]  ? page_fault+0x8/0x30
[  455.407584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.412440]  ? page_fault+0x8/0x30
[  455.415985]  page_fault+0x1e/0x30
[  455.419455] RIP: 0033:0x7f41334d1dd3
[  455.423197] Code: Bad RIP value.
[  455.426559] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  455.431924] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  455.439214] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  455.446486] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  455.453766] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  455.461036] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  455.468348] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  455.468351] Mem-Info:
[  455.468383] active_anon:51440 inactive_anon:594 isolated_anon:0
[  455.468383]  active_file:10 inactive_file:13 isolated_file:0
[  455.468383]  unevictable:0 dirty:0 writeback:0 unstable:0
[  455.468383]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  455.468383]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  455.468383]  free:13749 free_pcp:129 free_cma:0
[  455.475654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  455.478100] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  455.510953] Call Trace:
[  455.520303] 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
[  455.547978]  <IRQ>
[  455.550559] lowmem_reserve[]: 0 2818 6321 6321
[  455.576698]  dump_stack+0x244/0x39d
[  455.578821] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  455.583416]  ? dump_stack_print_info.cold.1+0x20/0x20
[  455.587020] lowmem_reserve[]: 0 0 3503 3503
[  455.614368]  warn_alloc.cold.116+0xb7/0x1bd
[  455.619538] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  455.623896]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  455.628194] lowmem_reserve[]: 0 0 0 0
[  455.657169]  ? lock_downgrade+0x900/0x900
[  455.661987] 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
[  455.665795]  ? trace_hardirqs_off+0xb8/0x310
[  455.669920] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  455.683906]  ? trace_hardirqs_off+0xb8/0x310
[  455.688320] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  455.703671]  __alloc_pages_slowpath+0x26e8/0x2e10
[  455.708067] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  455.723681]  ? warn_alloc+0x120/0x120
[  455.728482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  455.728492] 673 total pagecache pages
[  455.737333]  ? print_usage_bug+0xc0/0xc0
[  455.741118] 0 pages in swap cache
[  455.749704]  ? warn_alloc+0x120/0x120
[  455.753487] Swap cache stats: add 0, delete 0, find 0/0
[  455.757562]  ? warn_alloc+0x120/0x120
[  455.760980] Free swap  = 0kB
[  455.764779]  ? print_usage_bug+0xc0/0xc0
[  455.770140] Total swap = 0kB
[  455.773941]  ? kvm_clock_read+0x18/0x30
[  455.776943] 1965979 pages RAM
[  455.781205]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  455.784198] 0 pages HighMem/MovableOnly
[  455.784220] 342854 pages reserved
[  455.788194]  ? print_usage_bug+0xc0/0xc0
[  455.791281] 0 pages cma reserved
[  455.796302]  ? __lock_acquire+0x62f/0x4c20
[  455.800350] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  455.803729]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.807869] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  455.811135]  ? should_fail+0x22d/0xd01
[  455.815350] init cpuset=/ mems_allowed=0
[  455.821832]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.821851]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.855363]  ? __lock_acquire+0x62f/0x4c20
[  455.859618]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.864720]  ? __lock_acquire+0x62f/0x4c20
[  455.868959]  ? should_fail+0x22d/0xd01
[  455.872845]  ? rcu_irq_exit+0x1a2/0x390
[  455.876858]  ? mark_held_locks+0x130/0x130
[  455.881101]  ? mark_held_locks+0x130/0x130
[  455.885342]  ? mark_held_locks+0xc7/0x130
[  455.889490]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  455.894549]  ? zap_class+0x640/0x640
[  455.898271]  ? print_usage_bug+0xc0/0xc0
[  455.902334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.907900]  ? check_preemption_disabled+0x48/0x280
[  455.912925]  ? __lock_is_held+0xb5/0x140
[  455.917037]  __alloc_pages_nodemask+0xa80/0xde0
[  455.921707]  ? zap_class+0x640/0x640
[  455.925436]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  455.930464]  ? find_held_lock+0x36/0x1c0
[  455.934547]  ? ____cache_alloc_node+0x1c7/0x1e0
[  455.939221]  ? lock_downgrade+0x900/0x900
[  455.943377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.948922]  cache_grow_begin+0xa5/0x8c0
[  455.952985]  ? do_raw_spin_unlock+0xa7/0x330
[  455.957402]  fallback_alloc+0x204/0x2e0
[  455.961408]  ____cache_alloc_node+0x1c7/0x1e0
[  455.965942]  kmem_cache_alloc_node+0xe3/0x730
[  455.970439]  ? ipv6_get_ifaddr+0x42e/0x620
[  455.974686]  __alloc_skb+0x119/0x770
[  455.978399]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.983712]  ? netdev_alloc_frag+0x1f0/0x1f0
[  455.988123]  ? lock_downgrade+0x900/0x900
[  455.992284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.997822]  ? refcount_sub_and_test_checked+0x203/0x310
[  456.003281]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  456.008735]  ? addrconf_rs_timer+0x690/0x690
[  456.013154]  ndisc_alloc_skb+0x144/0x340
[  456.017224]  ndisc_send_rs+0x331/0x6e0
[  456.021142]  addrconf_rs_timer+0x314/0x690
[  456.025390]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.029635]  call_timer_fn+0x272/0x920
[  456.033524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.037777]  ? process_timeout+0x40/0x40
[  456.041864]  ? __run_timers+0x7da/0xc70
[  456.045844]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.050339]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.054833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.059074]  ? lockdep_hardirqs_on+0x296/0x5b0
[  456.063677]  ? trace_hardirqs_on+0xbd/0x310
[  456.068001]  ? kasan_check_read+0x11/0x20
[  456.072149]  ? __run_timers+0x7da/0xc70
[  456.076149]  ? trace_hardirqs_off_caller+0x310/0x310
[  456.081276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.085519]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.089752]  __run_timers+0x7e5/0xc70
[  456.093567]  ? timer_fixup_init+0x70/0x70
[  456.097720]  ? lock_acquire+0x1ed/0x520
[  456.101699]  ? zap_class+0x640/0x640
[  456.105412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.110955]  ? kasan_check_read+0x11/0x20
[  456.115104]  ? do_raw_spin_lock+0x14f/0x350
[  456.119432]  ? find_held_lock+0x36/0x1c0
[  456.123501]  ? zap_class+0x640/0x640
[  456.127234]  ? pvclock_read_flags+0x160/0x160
[  456.131731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.137271]  ? check_preemption_disabled+0x48/0x280
[  456.142296]  ? __lock_is_held+0xb5/0x140
[  456.146358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.151894]  ? check_preemption_disabled+0x48/0x280
[  456.156939]  run_timer_softirq+0x52/0xb0
[  456.161051]  ? rcu_read_lock_sched_held+0x14f/0x180
[  456.166072]  __do_softirq+0x308/0xb7e
[  456.169904]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  456.174399]  ? lock_downgrade+0x900/0x900
[  456.178580]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  456.183696]  ? pvclock_read_flags+0x160/0x160
[  456.188194]  ? lapic_next_event+0x5a/0x90
[  456.192371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.197914]  ? kvm_clock_read+0x18/0x30
[  456.201889]  ? kvm_sched_clock_read+0x9/0x20
[  456.206301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.211844]  ? check_preemption_disabled+0x48/0x280
[  456.216881]  irq_exit+0x17f/0x1c0
[  456.220343]  smp_apic_timer_interrupt+0x1cb/0x760
[  456.225203]  ? smp_reschedule_interrupt+0x109/0x650
[  456.230226]  ? smp_call_function_single_interrupt+0x650/0x650
[  456.236115]  ? interrupt_entry+0xb5/0xc0
[  456.240178]  ? trace_hardirqs_off_caller+0xbb/0x310
[  456.245195]  ? trace_hardirqs_off_caller+0xbb/0x310
[  456.250214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.255070]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.260088]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.265110]  ? task_prio+0x50/0x50
[  456.268667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.274211]  ? check_preemption_disabled+0x48/0x280
[  456.279241]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.284103]  apic_timer_interrupt+0xf/0x20
[  456.288338]  </IRQ>
[  456.290591] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  456.296479] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  456.315386] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  456.323093] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  456.330396] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  456.337669] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  456.344935] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  456.352214] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  456.359514]  ? save_stack+0xa9/0xd0
[  456.363154]  __kmalloc_node_track_caller+0x3c/0x70
[  456.368129]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  456.372893]  pskb_expand_head+0x230/0x10f0
[  456.377133]  ? check_preemption_disabled+0x48/0x280
[  456.382156]  ? memcpy+0x45/0x50
[  456.385450]  ? __copy_skb_header+0x350/0x6b0
[  456.389862]  ? skb_release_data+0x880/0x880
[  456.394184]  ? __alloc_skb+0x770/0x770
[  456.398082]  ? __lock_is_held+0xb5/0x140
[  456.402156]  ? kasan_check_write+0x14/0x20
[  456.406411]  ? __skb_clone+0x6c7/0xa00
[  456.410307]  ? __copy_skb_header+0x6b0/0x6b0
[  456.414739]  ? kmem_cache_alloc+0x33a/0x730
[  456.419074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.424627]  skb_ensure_writable+0x3dd/0x640
[  456.429044]  ? skb_checksum_setup+0xaa0/0xaa0
[  456.433567]  ? preempt_notifier_register+0x200/0x200
[  456.438673]  ? __switch_to_asm+0x34/0x70
[  456.442734]  ? __switch_to_asm+0x34/0x70
[  456.446796]  ? __switch_to_asm+0x40/0x70
[  456.450857]  ? __switch_to_asm+0x34/0x70
[  456.454918]  ? __switch_to_asm+0x40/0x70
[  456.458983]  ? __switch_to_asm+0x40/0x70
[  456.463042]  ? __switch_to_asm+0x34/0x70
[  456.467107]  ? __switch_to_asm+0x34/0x70
[  456.471166]  ? __switch_to_asm+0x40/0x70
[  456.475227]  ? __switch_to_asm+0x34/0x70
[  456.479298]  bpf_clone_redirect+0x14a/0x490
[  456.483652]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  456.488682]  ? __sched_text_start+0x8/0x8
[  456.492836]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  456.497605]  ? find_held_lock+0x36/0x1c0
[  456.501676]  ? lock_acquire+0x1ed/0x520
[  456.505657]  ? bpf_test_run+0x3cb/0x780
[  456.509640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.515180]  ? check_preemption_disabled+0x48/0x280
[  456.520202]  ? kasan_check_read+0x11/0x20
[  456.524355]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.529634]  ? rcu_softirq_qs+0x20/0x20
[  456.533614]  ? preempt_schedule+0x4d/0x60
[  456.537764]  ? ___preempt_schedule+0x16/0x18
[  456.542181]  ? bpf_test_run+0x25d/0x780
[  456.546170]  ? netlink_diag_dump+0x2a0/0x2a0
[  456.550589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.556128]  ? bpf_test_init.isra.10+0x70/0x100
[  456.560846]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  456.565622]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  456.570468]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  456.576008]  ? fput+0x130/0x1a0
[  456.579291]  ? __bpf_prog_get+0x9b/0x290
[  456.583361]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  456.588203]  ? bpf_prog_test_run+0x130/0x1a0
[  456.592617]  ? __x64_sys_bpf+0x3d8/0x520
[  456.596680]  ? bpf_prog_get+0x20/0x20
[  456.600501]  ? do_syscall_64+0x1b9/0x820
[  456.604569]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  456.609941]  ? syscall_return_slowpath+0x5e0/0x5e0
[  456.614897]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.619915]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  456.625025]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  456.631694]  ? __switch_to_asm+0x40/0x70
[  456.635756]  ? __switch_to_asm+0x34/0x70
[  456.639843]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.644715]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  456.650099] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  456.650187] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  456.656257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  456.656263] Call Trace:
[  456.656270]  <IRQ>
[  456.656287]  dump_stack+0x244/0x39d
[  456.656312]  ? dump_stack_print_info.cold.1+0x20/0x20
[  456.662856] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  456.672156]  warn_alloc.cold.116+0xb7/0x1bd
[  456.674712] syz-executor1 cpuset=syz1 mems_allowed=0
[  456.676865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  456.710391]  ? lock_downgrade+0x900/0x900
[  456.714559]  ? trace_hardirqs_off+0xb8/0x310
[  456.718982]  ? trace_hardirqs_off+0xb8/0x310
[  456.723402]  __alloc_pages_slowpath+0x26e8/0x2e10
[  456.728290]  ? warn_alloc+0x120/0x120
[  456.732099]  ? print_usage_bug+0xc0/0xc0
[  456.736170]  ? warn_alloc+0x120/0x120
[  456.739981]  ? warn_alloc+0x120/0x120
[  456.743789]  ? print_usage_bug+0xc0/0xc0
[  456.747856]  ? kvm_clock_read+0x18/0x30
[  456.751835]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  456.756859]  ? print_usage_bug+0xc0/0xc0
[  456.760943]  ? __lock_acquire+0x62f/0x4c20
[  456.765188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.770731]  ? should_fail+0x22d/0xd01
[  456.774621]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.779923]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.785031]  ? __lock_acquire+0x62f/0x4c20
[  456.789279]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.794383]  ? __lock_acquire+0x62f/0x4c20
[  456.798623]  ? should_fail+0x22d/0xd01
[  456.802510]  ? rcu_irq_exit+0x1a2/0x390
[  456.806504]  ? mark_held_locks+0x130/0x130
[  456.810751]  ? mark_held_locks+0x130/0x130
[  456.814995]  ? mark_held_locks+0xc7/0x130
[  456.819145]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  456.824164]  ? zap_class+0x640/0x640
[  456.827880]  ? print_usage_bug+0xc0/0xc0
[  456.831951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.837505]  ? check_preemption_disabled+0x48/0x280
[  456.842538]  ? __lock_is_held+0xb5/0x140
[  456.846646]  __alloc_pages_nodemask+0xa80/0xde0
[  456.851325]  ? zap_class+0x640/0x640
[  456.855047]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  456.860102]  ? find_held_lock+0x36/0x1c0
[  456.864180]  ? ____cache_alloc_node+0x1c7/0x1e0
[  456.868856]  ? lock_downgrade+0x900/0x900
[  456.873017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.878595]  cache_grow_begin+0xa5/0x8c0
[  456.882664]  ? do_raw_spin_unlock+0xa7/0x330
[  456.887088]  fallback_alloc+0x204/0x2e0
[  456.891083]  ____cache_alloc_node+0x1c7/0x1e0
[  456.895592]  kmem_cache_alloc_node+0xe3/0x730
[  456.900094]  ? ipv6_get_ifaddr+0x42e/0x620
[  456.904346]  __alloc_skb+0x119/0x770
[  456.908079]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.913362]  ? netdev_alloc_frag+0x1f0/0x1f0
[  456.917774]  ? lock_downgrade+0x900/0x900
[  456.921941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.927486]  ? refcount_sub_and_test_checked+0x203/0x310
[  456.932945]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  456.938398]  ? addrconf_rs_timer+0x690/0x690
[  456.942822]  ndisc_alloc_skb+0x144/0x340
[  456.946891]  ndisc_send_rs+0x331/0x6e0
[  456.950792]  addrconf_rs_timer+0x314/0x690
[  456.955035]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.959285]  call_timer_fn+0x272/0x920
[  456.963177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.967428]  ? process_timeout+0x40/0x40
[  456.971501]  ? mark_held_locks+0xc7/0x130
[  456.975651]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.980152]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.984648]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.988890]  ? lockdep_hardirqs_on+0x296/0x5b0
[  456.993479]  ? trace_hardirqs_on+0xbd/0x310
[  456.997805]  ? kasan_check_read+0x11/0x20
[  457.001955]  ? __run_timers+0x7da/0xc70
[  457.005935]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.011046]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.015292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.019529]  __run_timers+0x7e5/0xc70
[  457.023351]  ? timer_fixup_init+0x70/0x70
[  457.027504]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  457.032564]  ? zap_class+0x640/0x640
[  457.036287]  ? print_usage_bug+0xc0/0xc0
[  457.040354]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  457.045558]  ? find_held_lock+0x36/0x1c0
[  457.049633]  ? zap_class+0x640/0x640
[  457.053367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.058951]  ? check_preemption_disabled+0x48/0x280
[  457.063995]  ? __lock_is_held+0xb5/0x140
[  457.068066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.073609]  ? check_preemption_disabled+0x48/0x280
[  457.078636]  run_timer_softirq+0x52/0xb0
[  457.082707]  ? rcu_read_lock_sched_held+0x14f/0x180
[  457.087726]  __do_softirq+0x308/0xb7e
[  457.091577]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  457.096090]  ? lock_downgrade+0x900/0x900
[  457.100269]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  457.105393]  ? pvclock_read_flags+0x160/0x160
[  457.109906]  ? lapic_next_event+0x5a/0x90
[  457.114067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.119615]  ? kvm_clock_read+0x18/0x30
[  457.123605]  ? kvm_sched_clock_read+0x9/0x20
[  457.128023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.133570]  ? check_preemption_disabled+0x48/0x280
[  457.138605]  irq_exit+0x17f/0x1c0
[  457.142071]  smp_apic_timer_interrupt+0x1cb/0x760
[  457.146920]  ? smp_reschedule_interrupt+0x109/0x650
[  457.151941]  ? smp_call_function_single_interrupt+0x650/0x650
[  457.157830]  ? interrupt_entry+0xb5/0xc0
[  457.161896]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.166934]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.171956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.176802]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.181821]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.186850]  ? task_prio+0x50/0x50
[  457.190396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.195937]  ? check_preemption_disabled+0x48/0x280
[  457.200962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.205823]  apic_timer_interrupt+0xf/0x20
[  457.210069]  </IRQ>
[  457.212312] RIP: 0010:dump_stack+0x358/0x39d
[  457.216731] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  457.235632] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  457.243355] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  457.250625] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  457.257913] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  457.265193] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  457.272463] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  457.279758]  ? dump_stack+0x34f/0x39d
[  457.283609]  ? dump_stack_print_info.cold.1+0x20/0x20
[  457.288825]  ? mark_held_locks+0x130/0x130
[  457.293067]  ? mark_held_locks+0x130/0x130
[  457.297311]  dump_header+0x27b/0xf72
[  457.301051]  ? pagefault_out_of_memory+0x197/0x197
[  457.306036]  ? __lock_acquire+0x62f/0x4c20
[  457.310293]  ? percpu_ref_get_many+0x240/0x240
[  457.314880]  ? print_usage_bug+0xc0/0xc0
[  457.318949]  ? zap_class+0x640/0x640
[  457.322667]  ? print_usage_bug+0xc0/0xc0
[  457.326732]  ? print_usage_bug+0xc0/0xc0
[  457.330809]  ? zap_class+0x640/0x640
[  457.334531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.340087]  ? find_held_lock+0x36/0x1c0
[  457.344160]  ? mark_held_locks+0xc7/0x130
[  457.348334]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  457.353446]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  457.358559]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  457.363152]  ? trace_hardirqs_on+0xbd/0x310
[  457.367486]  ? kasan_check_read+0x11/0x20
[  457.371634]  ? ___ratelimit+0x3b4/0x672
[  457.375613]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.380733]  ? trace_hardirqs_on+0x310/0x310
[  457.385149]  ? lock_downgrade+0x900/0x900
[  457.389308]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  457.394441]  ? ___ratelimit+0x3b9/0x672
[  457.398422]  ? idr_get_free+0xf70/0xf70
[  457.402397]  ? find_held_lock+0x36/0x1c0
[  457.406489]  oom_kill_process.cold.27+0x10/0x903
[  457.411249]  ? zap_class+0x640/0x640
[  457.414965]  ? check_preemption_disabled+0x48/0x280
[  457.419985]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.424917]  ? kasan_check_read+0x11/0x20
[  457.429080]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.434370]  ? oom_evaluate_task+0x540/0x540
[  457.438785]  ? find_held_lock+0x36/0x1c0
[  457.442857]  ? out_of_memory+0x974/0x1430
[  457.447025]  ? lock_downgrade+0x900/0x900
[  457.451178]  ? check_preemption_disabled+0x48/0x280
[  457.456201]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.461143]  ? kasan_check_read+0x11/0x20
[  457.465292]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.470577]  ? rcu_softirq_qs+0x20/0x20
[  457.474565]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.480104]  ? oom_evaluate_task+0x302/0x540
[  457.484524]  out_of_memory+0xa84/0x1430
[  457.488511]  ? oom_killer_disable+0x3a0/0x3a0
[  457.493017]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  457.497951]  ? __ww_mutex_check_waiters+0x160/0x160
[  457.502978]  __alloc_pages_slowpath+0x2354/0x2e10
[  457.507870]  ? warn_alloc+0x120/0x120
[  457.511708]  ? mark_held_locks+0x130/0x130
[  457.515965]  ? find_get_entry+0xaae/0x1120
[  457.520218]  ? filemap_map_pages+0x1a20/0x1a20
[  457.524818]  ? zap_class+0x640/0x640
[  457.528542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.534095]  ? check_preemption_disabled+0x48/0x280
[  457.539112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.544651]  ? should_fail+0x22d/0xd01
[  457.548556]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.553680]  ? zap_class+0x640/0x640
[  457.557422]  ? __lock_is_held+0xb5/0x140
[  457.561497]  ? mark_held_locks+0x130/0x130
[  457.565739]  ? lock_release+0xa00/0xa00
[  457.569715]  ? perf_trace_sched_process_exec+0x860/0x860
[  457.575165]  ? xa_load+0x2ba/0x460
[  457.578707]  ? lock_downgrade+0x900/0x900
[  457.582858]  ? __might_sleep+0x95/0x190
[  457.586840]  __alloc_pages_nodemask+0xa80/0xde0
[  457.591517]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  457.596564]  ? __page_cache_alloc+0x191/0x5c0
[  457.601067]  ? xa_load+0x2e1/0x460
[  457.604611]  ? xa_clear_mark+0x40/0x40
[  457.608503]  ? zap_class+0x640/0x640
[  457.612226]  ? zap_class+0x640/0x640
[  457.615940]  ? zap_class+0x640/0x640
[  457.619674]  ? __do_page_cache_readahead+0x663/0x810
[  457.624808]  ? find_held_lock+0x36/0x1c0
[  457.628890]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  457.634439]  alloc_pages_current+0x173/0x350
[  457.638857]  __page_cache_alloc+0x38c/0x5c0
[  457.643180]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.648111]  ? kasan_check_read+0x11/0x20
[  457.652263]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.657555]  ? generic_perform_write+0x6a0/0x6a0
[  457.662318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.667887]  ? check_preemption_disabled+0x48/0x280
[  457.673121]  filemap_fault+0x1595/0x25f0
[  457.677207]  ? __lock_page_or_retry+0xa00/0xa00
[  457.681880]  ? mark_held_locks+0x130/0x130
[  457.686128]  ? filemap_map_pages+0xd6b/0x1a20
[  457.690641]  ? lock_downgrade+0x900/0x900
[  457.694816]  ? check_preemption_disabled+0x48/0x280
[  457.699844]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.704786]  ? kasan_check_read+0x11/0x20
[  457.708935]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.714214]  ? rcu_softirq_qs+0x20/0x20
[  457.718231]  ? filemap_map_pages+0xd92/0x1a20
[  457.722732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.728291]  ? find_get_entries_tag+0x1400/0x1400
[  457.733150]  ? __lock_acquire+0x62f/0x4c20
[  457.737398]  ? lock_acquire+0x1ed/0x520
[  457.741381]  ? ext4_filemap_fault+0x7a/0xad
[  457.745720]  ? lock_release+0xa00/0xa00
[  457.749701]  ? perf_trace_sched_process_exec+0x860/0x860
[  457.755164]  ? print_usage_bug+0xc0/0xc0
[  457.759239]  ? print_usage_bug+0xc0/0xc0
[  457.763320]  ? down_read+0x8d/0x120
[  457.766988]  ? ext4_filemap_fault+0x7a/0xad
[  457.771323]  ? __down_interruptible+0x700/0x700
[  457.776022]  ext4_filemap_fault+0x82/0xad
[  457.780670]  __do_fault+0x100/0x6b0
[  457.784332]  ? pmd_devmap_trans_unstable+0x220/0x220
[  457.789441]  ? mark_held_locks+0x130/0x130
[  457.793682]  ? mark_held_locks+0x130/0x130
[  457.797948]  ? find_held_lock+0x36/0x1c0
[  457.802020]  ? find_held_lock+0x36/0x1c0
[  457.806106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.811656]  __handle_mm_fault+0x3ea0/0x5be0
[  457.816078]  ? poll_select_copy_remaining+0x18c/0x6a0
[  457.821283]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  457.826136]  ? __might_fault+0x12b/0x1e0
[  457.830210]  ? lock_downgrade+0x900/0x900
[  457.834373]  ? zap_class+0x640/0x640
[  457.838113]  ? zap_class+0x640/0x640
[  457.841843]  ? find_held_lock+0x36/0x1c0
[  457.845919]  ? handle_mm_fault+0x42a/0xc70
[  457.850167]  ? lock_downgrade+0x900/0x900
[  457.854319]  ? check_preemption_disabled+0x48/0x280
[  457.859342]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  457.864276]  ? kasan_check_read+0x11/0x20
[  457.868438]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.873721]  ? rcu_softirq_qs+0x20/0x20
[  457.877700]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.882814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.888383]  ? check_preemption_disabled+0x48/0x280
[  457.893411]  handle_mm_fault+0x54f/0xc70
[  457.897491]  ? __handle_mm_fault+0x5be0/0x5be0
[  457.902084]  ? find_vma+0x34/0x190
[  457.905637]  __do_page_fault+0x5e8/0xe60
[  457.909704]  ? trace_hardirqs_off+0xb8/0x310
[  457.914138]  do_page_fault+0xf2/0x7e0
[  457.917951]  ? vmalloc_sync_all+0x30/0x30
[  457.922106]  ? error_entry+0x70/0xd0
[  457.925829]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.930849]  ? trace_hardirqs_on_caller+0xc0/0x310
[  457.935785]  ? syscall_return_slowpath+0x5e0/0x5e0
[  457.940722]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.945581]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.950603]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  457.956075]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  457.961095]  ? prepare_exit_to_usermode+0x291/0x3b0
[  457.966115]  ? page_fault+0x8/0x30
[  457.969660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.974513]  ? page_fault+0x8/0x30
[  457.978069]  page_fault+0x1e/0x30
[  457.981556] RIP: 0033:0x7f41334d1dd3
[  457.985289] Code: Bad RIP value.
[  457.988656] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  457.994030] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  458.001299] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  458.008574] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  458.015847] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  458.023115] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  458.030416] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  458.030422] warn_alloc_show_mem: 1 callbacks suppressed
[  458.030430] Mem-Info:
[  458.037714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  458.043093] active_anon:51440 inactive_anon:594 isolated_anon:0
[  458.043093]  active_file:10 inactive_file:13 isolated_file:0
[  458.043093]  unevictable:0 dirty:0 writeback:0 unstable:0
[  458.043093]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  458.043093]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  458.043093]  free:13749 free_pcp:129 free_cma:0
[  458.045462] Call Trace:
[  458.054854] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  458.087727]  <IRQ>
[  458.090304] 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
[  458.117996]  dump_stack+0x244/0x39d
[  458.120126] lowmem_reserve[]: 0 2818 6321 6321
[  458.146239]  ? dump_stack_print_info.cold.1+0x20/0x20
[  458.149850] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  458.154466]  warn_alloc.cold.116+0xb7/0x1bd
[  458.159639] lowmem_reserve[]: 0 0 3503 3503
[  458.186977]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  458.191277] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  458.195612]  ? lock_downgrade+0x900/0x900
[  458.200430] lowmem_reserve[]: 0 0 0 0
[  458.229409]  ? trace_hardirqs_off+0xb8/0x310
[  458.233535] 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
[  458.237343]  ? trace_hardirqs_off+0xb8/0x310
[  458.241760] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  458.255314]  __alloc_pages_slowpath+0x26e8/0x2e10
[  458.259699] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  458.275073]  ? warn_alloc+0x120/0x120
[  458.279886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  458.295494]  ? print_usage_bug+0xc0/0xc0
[  458.299317] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  458.308146]  ? warn_alloc+0x120/0x120
[  458.312190] 673 total pagecache pages
[  458.320773]  ? warn_alloc+0x120/0x120
[  458.324568] 0 pages in swap cache
[  458.328370]  ? print_usage_bug+0xc0/0xc0
[  458.332151] Swap cache stats: add 0, delete 0, find 0/0
[  458.335598]  ? print_usage_bug+0xc0/0xc0
[  458.339648] Free swap  = 0kB
[  458.345008]  ? __lock_acquire+0x62f/0x4c20
[  458.349051] Total swap = 0kB
[  458.352072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.356288] 1965979 pages RAM
[  458.359338]  ? should_fail+0x22d/0xd01
[  458.364854] 0 pages HighMem/MovableOnly
[  458.367998]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.371914] 342854 pages reserved
[  458.375892]  ? __lock_acquire+0x62f/0x4c20
[  458.380972] 0 pages cma reserved
[  458.384422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.388715] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  458.392003]  ? __lock_acquire+0x62f/0x4c20
[  458.392020]  ? should_fail+0x22d/0xd01
[  458.397217] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  458.403611]  ? find_held_lock+0x36/0x1c0
[  458.407831] init cpuset=/ mems_allowed=0
[  458.411720]  ? mark_held_locks+0x130/0x130
[  458.433730]  ? mark_held_locks+0x130/0x130
[  458.437978]  ? zap_class+0x640/0x640
[  458.441698]  ? zap_class+0x640/0x640
[  458.445418]  ? print_usage_bug+0xc0/0xc0
[  458.449480]  ? do_raw_spin_unlock+0xa7/0x330
[  458.453890]  ? zap_class+0x640/0x640
[  458.457607]  ? print_usage_bug+0xc0/0xc0
[  458.461675]  ? wq_watchdog_touch+0x9c/0xfe
[  458.465918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.471464]  ? check_preemption_disabled+0x48/0x280
[  458.476496]  ? __lock_is_held+0xb5/0x140
[  458.480575]  __alloc_pages_nodemask+0xa80/0xde0
[  458.485294]  ? zap_class+0x640/0x640
[  458.489017]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  458.494045]  ? find_held_lock+0x36/0x1c0
[  458.498119]  ? ____cache_alloc_node+0x1c7/0x1e0
[  458.502794]  ? lock_downgrade+0x900/0x900
[  458.506953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.512498]  cache_grow_begin+0xa5/0x8c0
[  458.516589]  ? do_raw_spin_unlock+0xa7/0x330
[  458.521036]  fallback_alloc+0x204/0x2e0
[  458.525025]  ____cache_alloc_node+0x1c7/0x1e0
[  458.529553]  kmem_cache_alloc_node+0xe3/0x730
[  458.534087]  ? ipv6_get_ifaddr+0x42e/0x620
[  458.538349]  __alloc_skb+0x119/0x770
[  458.542081]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.547377]  ? netdev_alloc_frag+0x1f0/0x1f0
[  458.551793]  ? lock_downgrade+0x900/0x900
[  458.555955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.561496]  ? refcount_sub_and_test_checked+0x203/0x310
[  458.566958]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  458.572418]  ? addrconf_rs_timer+0x690/0x690
[  458.576847]  ndisc_alloc_skb+0x144/0x340
[  458.580918]  ndisc_send_rs+0x331/0x6e0
[  458.584821]  addrconf_rs_timer+0x314/0x690
[  458.589064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.593315]  call_timer_fn+0x272/0x920
[  458.597218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.601462]  ? process_timeout+0x40/0x40
[  458.605532]  ? __run_timers+0x7da/0xc70
[  458.609522]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.614045]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.618546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.622795]  ? lockdep_hardirqs_on+0x296/0x5b0
[  458.627387]  ? trace_hardirqs_on+0xbd/0x310
[  458.631712]  ? kasan_check_read+0x11/0x20
[  458.635861]  ? __run_timers+0x7da/0xc70
[  458.639840]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.644952]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.649237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.653480]  __run_timers+0x7e5/0xc70
[  458.657293]  ? timer_fixup_init+0x70/0x70
[  458.661445]  ? lock_acquire+0x1ed/0x520
[  458.665422]  ? zap_class+0x640/0x640
[  458.669141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.675146]  ? kasan_check_read+0x11/0x20
[  458.679299]  ? do_raw_spin_lock+0x14f/0x350
[  458.683660]  ? find_held_lock+0x36/0x1c0
[  458.687740]  ? zap_class+0x640/0x640
[  458.691473]  ? pvclock_read_flags+0x160/0x160
[  458.695975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.701531]  ? check_preemption_disabled+0x48/0x280
[  458.706584]  ? __lock_is_held+0xb5/0x140
[  458.710662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.716201]  ? check_preemption_disabled+0x48/0x280
[  458.721237]  run_timer_softirq+0x52/0xb0
[  458.725298]  ? rcu_read_lock_sched_held+0x14f/0x180
[  458.730321]  __do_softirq+0x308/0xb7e
[  458.734129]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  458.738626]  ? lock_downgrade+0x900/0x900
[  458.742792]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  458.747907]  ? pvclock_read_flags+0x160/0x160
[  458.752422]  ? lapic_next_event+0x5a/0x90
[  458.756602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.762149]  ? kvm_clock_read+0x18/0x30
[  458.766137]  ? kvm_sched_clock_read+0x9/0x20
[  458.770563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.776106]  ? check_preemption_disabled+0x48/0x280
[  458.781139]  irq_exit+0x17f/0x1c0
[  458.784600]  smp_apic_timer_interrupt+0x1cb/0x760
[  458.789444]  ? smp_reschedule_interrupt+0x109/0x650
[  458.794463]  ? smp_call_function_single_interrupt+0x650/0x650
[  458.800348]  ? interrupt_entry+0xb5/0xc0
[  458.804411]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.809428]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.814450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.819297]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.824317]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.829335]  ? task_prio+0x50/0x50
[  458.832880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.838423]  ? check_preemption_disabled+0x48/0x280
[  458.843449]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.848300]  apic_timer_interrupt+0xf/0x20
[  458.852567]  </IRQ>
[  458.854814] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  458.860702] Code: 3f 7e 0f 85 32 ff ff ff e8 03 e9 3d ff e9 28 ff ff ff e8 7a 1e c3 ff 48 83 3d 82 67 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 60
[  458.879602] RSP: 0000:ffff88019a21f498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  458.887311] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  458.894593] RDX: 0000000000000000 RSI: ffff8801d750ad40 RDI: 0000000000000286
[  458.902065] RBP: ffff88019a21f510 R08: ffff8801d750a4c0 R09: 0000000000000000
[  458.909339] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  458.916619] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  458.923923]  ? save_stack+0xa9/0xd0
[  458.927574]  __kmalloc_node_track_caller+0x3c/0x70
[  458.932513]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  458.937304]  pskb_expand_head+0x230/0x10f0
[  458.941554]  ? check_preemption_disabled+0x48/0x280
[  458.946591]  ? memcpy+0x45/0x50
[  458.949879]  ? __copy_skb_header+0x350/0x6b0
[  458.954304]  ? skb_release_data+0x880/0x880
[  458.958626]  ? __alloc_skb+0x770/0x770
[  458.962541]  ? __lock_is_held+0xb5/0x140
[  458.966626]  ? kasan_check_write+0x14/0x20
[  458.970862]  ? __skb_clone+0x6c7/0xa00
[  458.974757]  ? __copy_skb_header+0x6b0/0x6b0
[  458.979170]  ? kmem_cache_alloc+0x33a/0x730
[  458.983523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.989094]  skb_ensure_writable+0x3dd/0x640
[  458.993506]  ? skb_checksum_setup+0xaa0/0xaa0
[  458.998012]  ? preempt_notifier_register+0x200/0x200
[  459.003118]  ? __switch_to_asm+0x34/0x70
[  459.007182]  ? __switch_to_asm+0x34/0x70
[  459.011246]  ? __switch_to_asm+0x40/0x70
[  459.015314]  ? __switch_to_asm+0x34/0x70
[  459.019376]  ? __switch_to_asm+0x40/0x70
[  459.023437]  ? __switch_to_asm+0x40/0x70
[  459.027503]  ? __switch_to_asm+0x34/0x70
[  459.031587]  ? __switch_to_asm+0x34/0x70
[  459.035649]  ? __switch_to_asm+0x40/0x70
[  459.039708]  ? __switch_to_asm+0x34/0x70
[  459.043776]  bpf_clone_redirect+0x14a/0x490
[  459.048110]  bpf_prog_bebbfe2050753572+0xd4f/0x1000
[  459.053130]  ? __sched_text_start+0x8/0x8
[  459.057286]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  459.062053]  ? find_held_lock+0x36/0x1c0
[  459.066129]  ? lock_acquire+0x1ed/0x520
[  459.070104]  ? bpf_test_run+0x3cb/0x780
[  459.074089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.079634]  ? check_preemption_disabled+0x48/0x280
[  459.084668]  ? kasan_check_read+0x11/0x20
[  459.088822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.094119]  ? rcu_softirq_qs+0x20/0x20
[  459.098113]  ? preempt_schedule+0x4d/0x60
[  459.102263]  ? ___preempt_schedule+0x16/0x18
[  459.106686]  ? bpf_test_run+0x25d/0x780
[  459.110673]  ? netlink_diag_dump+0x2a0/0x2a0
[  459.115086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.120629]  ? bpf_test_init.isra.10+0x70/0x100
[  459.125316]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  459.130088]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  459.134942]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  459.140480]  ? fput+0x130/0x1a0
[  459.143776]  ? __bpf_prog_get+0x9b/0x290
[  459.147874]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  459.152720]  ? bpf_prog_test_run+0x130/0x1a0
[  459.157160]  ? __x64_sys_bpf+0x3d8/0x520
[  459.161224]  ? bpf_prog_get+0x20/0x20
[  459.165056]  ? do_syscall_64+0x1b9/0x820
[  459.169120]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  459.174489]  ? syscall_return_slowpath+0x5e0/0x5e0
[  459.179422]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.184442]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  459.189468]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  459.196133]  ? __switch_to_asm+0x40/0x70
[  459.200199]  ? __switch_to_asm+0x34/0x70
[  459.204291]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.209141]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  459.214526] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #81
[  459.214669] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  459.220726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  459.220735] Call Trace:
[  459.227346] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.236593]  <IRQ>
[  459.239171] syz-executor1 cpuset=syz1 mems_allowed=0
[  459.249655]  dump_stack+0x244/0x39d
[  459.260542]  ? dump_stack_print_info.cold.1+0x20/0x20
[  459.265751]  warn_alloc.cold.116+0xb7/0x1bd
[  459.270102]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  459.274968]  ? lock_downgrade+0x900/0x900
[  459.279149]  ? trace_hardirqs_off+0xb8/0x310
[  459.283570]  ? trace_hardirqs_off+0xb8/0x310
[  459.287995]  __alloc_pages_slowpath+0x26e8/0x2e10
[  459.292876]  ? warn_alloc+0x120/0x120
[  459.296693]  ? print_usage_bug+0xc0/0xc0
[  459.300764]  ? warn_alloc+0x120/0x120
[  459.304575]  ? warn_alloc+0x120/0x120
[  459.308395]  ? print_usage_bug+0xc0/0xc0
[  459.312461]  ? kvm_clock_read+0x18/0x30
[  459.316444]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  459.321467]  ? print_usage_bug+0xc0/0xc0
[  459.325536]  ? __lock_acquire+0x62f/0x4c20
[  459.329781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.335325]  ? should_fail+0x22d/0xd01
[  459.339217]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.344500]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.349611]  ? __lock_acquire+0x62f/0x4c20
[  459.353856]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.358993]  ? __lock_acquire+0x62f/0x4c20
[  459.363233]  ? should_fail+0x22d/0xd01
[  459.367150]  ? rcu_irq_exit+0x1a2/0x390
[  459.371145]  ? mark_held_locks+0x130/0x130
[  459.375386]  ? mark_held_locks+0x130/0x130
[  459.379642]  ? mark_held_locks+0xc7/0x130
[  459.383797]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  459.388815]  ? zap_class+0x640/0x640
[  459.392538]  ? print_usage_bug+0xc0/0xc0
[  459.396609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.402160]  ? check_preemption_disabled+0x48/0x280
[  459.407190]  ? __lock_is_held+0xb5/0x140
[  459.411283]  __alloc_pages_nodemask+0xa80/0xde0
[  459.415957]  ? zap_class+0x640/0x640
[  459.419684]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  459.424756]  ? find_held_lock+0x36/0x1c0
[  459.428832]  ? ____cache_alloc_node+0x1c7/0x1e0
[  459.433505]  ? lock_downgrade+0x900/0x900
[  459.437665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.443212]  cache_grow_begin+0xa5/0x8c0
[  459.447276]  ? do_raw_spin_unlock+0xa7/0x330
[  459.451729]  fallback_alloc+0x204/0x2e0
[  459.455718]  ____cache_alloc_node+0x1c7/0x1e0
[  459.460221]  kmem_cache_alloc_node+0xe3/0x730
[  459.464759]  ? ipv6_get_ifaddr+0x42e/0x620
[  459.469005]  __alloc_skb+0x119/0x770
[  459.472733]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.478019]  ? netdev_alloc_frag+0x1f0/0x1f0
[  459.482428]  ? lock_downgrade+0x900/0x900
[  459.486589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.492128]  ? refcount_sub_and_test_checked+0x203/0x310
[  459.497591]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  459.503045]  ? addrconf_rs_timer+0x690/0x690
[  459.507481]  ndisc_alloc_skb+0x144/0x340
[  459.511547]  ndisc_send_rs+0x331/0x6e0
[  459.515441]  addrconf_rs_timer+0x314/0x690
[  459.519687]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.523955]  call_timer_fn+0x272/0x920
[  459.527855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.532091]  ? process_timeout+0x40/0x40
[  459.536164]  ? mark_held_locks+0xc7/0x130
[  459.540319]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.544814]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.549320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.553553]  ? lockdep_hardirqs_on+0x296/0x5b0
[  459.558139]  ? trace_hardirqs_on+0xbd/0x310
[  459.562474]  ? kasan_check_read+0x11/0x20
[  459.566627]  ? __run_timers+0x7da/0xc70
[  459.570627]  ? trace_hardirqs_off_caller+0x310/0x310
[  459.575738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.580016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.584261]  __run_timers+0x7e5/0xc70
[  459.588111]  ? timer_fixup_init+0x70/0x70
[  459.592262]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  459.597283]  ? zap_class+0x640/0x640
[  459.601007]  ? print_usage_bug+0xc0/0xc0
[  459.605075]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  459.610275]  ? find_held_lock+0x36/0x1c0
[  459.614356]  ? zap_class+0x640/0x640
[  459.618090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.623637]  ? check_preemption_disabled+0x48/0x280
[  459.628662]  ? __lock_is_held+0xb5/0x140
[  459.632727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.638265]  ? check_preemption_disabled+0x48/0x280
[  459.643308]  run_timer_softirq+0x52/0xb0
[  459.647374]  ? rcu_read_lock_sched_held+0x14f/0x180
[  459.652397]  __do_softirq+0x308/0xb7e
[  459.656234]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  459.660734]  ? lock_downgrade+0x900/0x900
[  459.664897]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  459.670013]  ? pvclock_read_flags+0x160/0x160
[  459.674695]  ? lapic_next_event+0x5a/0x90
[  459.678867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.684435]  ? kvm_clock_read+0x18/0x30
[  459.688420]  ? kvm_sched_clock_read+0x9/0x20
[  459.692873]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.698416]  ? check_preemption_disabled+0x48/0x280
[  459.703462]  irq_exit+0x17f/0x1c0
[  459.708308]  smp_apic_timer_interrupt+0x1cb/0x760
[  459.713153]  ? smp_reschedule_interrupt+0x109/0x650
[  459.718176]  ? smp_call_function_single_interrupt+0x650/0x650
[  459.724077]  ? interrupt_entry+0xb5/0xc0
[  459.728143]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.733163]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.738185]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.743063]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.748085]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.753108]  ? task_prio+0x50/0x50
[  459.756651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.762192]  ? check_preemption_disabled+0x48/0x280
[  459.767223]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.772090]  apic_timer_interrupt+0xf/0x20
[  459.776327]  </IRQ>
[  459.778584] RIP: 0010:dump_stack+0x358/0x39d
[  459.783488] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 5e fb f9 48 83 3d c9 81 8a 01 00 0f 84 63 fe ff ff e8 ce 10 b8 f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 10 b8 f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  459.802402] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  459.810117] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  459.817388] RDX: 0000000000000000 RSI: ffffffff87c779f2 RDI: 0000000000000293
[  459.824662] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  459.831932] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  459.839201] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  459.846498]  ? dump_stack+0x34f/0x39d
[  459.850319]  ? dump_stack_print_info.cold.1+0x20/0x20
[  459.855520]  ? mark_held_locks+0x130/0x130
[  459.859765]  ? mark_held_locks+0x130/0x130
[  459.864009]  dump_header+0x27b/0xf72
[  459.867758]  ? pagefault_out_of_memory+0x197/0x197
[  459.872700]  ? __lock_acquire+0x62f/0x4c20
[  459.876958]  ? percpu_ref_get_many+0x240/0x240
[  459.881547]  ? print_usage_bug+0xc0/0xc0
[  459.885626]  ? zap_class+0x640/0x640
[  459.889345]  ? print_usage_bug+0xc0/0xc0
[  459.893403]  ? print_usage_bug+0xc0/0xc0
[  459.897482]  ? zap_class+0x640/0x640
[  459.901214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.906765]  ? find_held_lock+0x36/0x1c0
[  459.910843]  ? mark_held_locks+0xc7/0x130
[  459.914997]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  459.920103]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  459.925208]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  459.929797]  ? trace_hardirqs_on+0xbd/0x310
[  459.934122]  ? kasan_check_read+0x11/0x20
[  459.938270]  ? ___ratelimit+0x3b4/0x672
[  459.942249]  ? trace_hardirqs_off_caller+0x310/0x310
[  459.947357]  ? trace_hardirqs_on+0x310/0x310
[  459.951784]  ? lock_downgrade+0x900/0x900
[  459.955955]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  459.961069]  ? ___ratelimit+0x3b9/0x672
[  459.965051]  ? idr_get_free+0xf70/0xf70
[  459.969035]  ? find_held_lock+0x36/0x1c0
[  459.973139]  oom_kill_process.cold.27+0x10/0x903
[  459.977902]  ? zap_class+0x640/0x640
[  459.981625]  ? check_preemption_disabled+0x48/0x280
[  459.986667]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  459.991604]  ? kasan_check_read+0x11/0x20
[  459.995755]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.001040]  ? oom_evaluate_task+0x540/0x540
[  460.005464]  ? find_held_lock+0x36/0x1c0
[  460.009544]  ? out_of_memory+0x974/0x1430
[  460.013712]  ? lock_downgrade+0x900/0x900
[  460.017869]  ? check_preemption_disabled+0x48/0x280
[  460.022893]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.027825]  ? kasan_check_read+0x11/0x20
[  460.031980]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.037257]  ? rcu_softirq_qs+0x20/0x20
[  460.041254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.046800]  ? oom_evaluate_task+0x302/0x540
[  460.051235]  out_of_memory+0xa84/0x1430
[  460.055222]  ? oom_killer_disable+0x3a0/0x3a0
[  460.059724]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  460.064665]  ? __ww_mutex_check_waiters+0x160/0x160
[  460.069700]  __alloc_pages_slowpath+0x2354/0x2e10
[  460.074580]  ? warn_alloc+0x120/0x120
[  460.078407]  ? mark_held_locks+0x130/0x130
[  460.082682]  ? find_get_entry+0xaae/0x1120
[  460.086929]  ? filemap_map_pages+0x1a20/0x1a20
[  460.091517]  ? zap_class+0x640/0x640
[  460.095246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.100786]  ? check_preemption_disabled+0x48/0x280
[  460.105807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.111346]  ? should_fail+0x22d/0xd01
[  460.115241]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.120349]  ? zap_class+0x640/0x640
[  460.124093]  ? __lock_is_held+0xb5/0x140
[  460.128165]  ? mark_held_locks+0x130/0x130
[  460.132403]  ? lock_release+0xa00/0xa00
[  460.136389]  ? perf_trace_sched_process_exec+0x860/0x860
[  460.141843]  ? xa_load+0x2ba/0x460
[  460.145390]  ? lock_downgrade+0x900/0x900
[  460.149552]  ? __might_sleep+0x95/0x190
[  460.153561]  __alloc_pages_nodemask+0xa80/0xde0
[  460.158250]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  460.163278]  ? __page_cache_alloc+0x191/0x5c0
[  460.167776]  ? xa_load+0x2e1/0x460
[  460.171324]  ? xa_clear_mark+0x40/0x40
[  460.175227]  ? zap_class+0x640/0x640
[  460.178980]  ? zap_class+0x640/0x640
[  460.182697]  ? zap_class+0x640/0x640
[  460.186416]  ? __do_page_cache_readahead+0x663/0x810
[  460.191537]  ? find_held_lock+0x36/0x1c0
[  460.195633]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  460.201177]  alloc_pages_current+0x173/0x350
[  460.205599]  __page_cache_alloc+0x38c/0x5c0
[  460.209959]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.214892]  ? kasan_check_read+0x11/0x20
[  460.219056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.224346]  ? generic_perform_write+0x6a0/0x6a0
[  460.229118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.234665]  ? check_preemption_disabled+0x48/0x280
[  460.239703]  filemap_fault+0x1595/0x25f0
[  460.243791]  ? __lock_page_or_retry+0xa00/0xa00
[  460.248482]  ? mark_held_locks+0x130/0x130
[  460.252732]  ? filemap_map_pages+0xd6b/0x1a20
[  460.257274]  ? lock_downgrade+0x900/0x900
[  460.261436]  ? check_preemption_disabled+0x48/0x280
[  460.266457]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.271394]  ? kasan_check_read+0x11/0x20
[  460.275568]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.280848]  ? rcu_softirq_qs+0x20/0x20
[  460.284838]  ? filemap_map_pages+0xd92/0x1a20
[  460.289347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.294905]  ? find_get_entries_tag+0x1400/0x1400
[  460.299764]  ? __lock_acquire+0x62f/0x4c20
[  460.304019]  ? lock_acquire+0x1ed/0x520
[  460.307998]  ? ext4_filemap_fault+0x7a/0xad
[  460.312333]  ? lock_release+0xa00/0xa00
[  460.316310]  ? perf_trace_sched_process_exec+0x860/0x860
[  460.321765]  ? print_usage_bug+0xc0/0xc0
[  460.325833]  ? print_usage_bug+0xc0/0xc0
[  460.329911]  ? down_read+0x8d/0x120
[  460.333539]  ? ext4_filemap_fault+0x7a/0xad
[  460.337879]  ? __down_interruptible+0x700/0x700
[  460.342568]  ext4_filemap_fault+0x82/0xad
[  460.346726]  __do_fault+0x100/0x6b0
[  460.350363]  ? pmd_devmap_trans_unstable+0x220/0x220
[  460.355471]  ? mark_held_locks+0x130/0x130
[  460.359723]  ? mark_held_locks+0x130/0x130
[  460.363957]  ? find_held_lock+0x36/0x1c0
[  460.368028]  ? find_held_lock+0x36/0x1c0
[  460.372104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.377652]  __handle_mm_fault+0x3ea0/0x5be0
[  460.382067]  ? poll_select_copy_remaining+0x18c/0x6a0
[  460.387269]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  460.392122]  ? __might_fault+0x12b/0x1e0
[  460.396184]  ? lock_downgrade+0x900/0x900
[  460.400345]  ? zap_class+0x640/0x640
[  460.404069]  ? zap_class+0x640/0x640
[  460.407799]  ? find_held_lock+0x36/0x1c0
[  460.411877]  ? handle_mm_fault+0x42a/0xc70
[  460.416117]  ? lock_downgrade+0x900/0x900
[  460.420268]  ? check_preemption_disabled+0x48/0x280
[  460.425288]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.430221]  ? kasan_check_read+0x11/0x20
[  460.434373]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.439655]  ? rcu_softirq_qs+0x20/0x20
[  460.443648]  ? trace_hardirqs_off_caller+0x310/0x310
[  460.448754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.454308]  ? check_preemption_disabled+0x48/0x280
[  460.459337]  handle_mm_fault+0x54f/0xc70
[  460.463414]  ? __handle_mm_fault+0x5be0/0x5be0
[  460.468000]  ? find_vma+0x34/0x190
[  460.471603]  __do_page_fault+0x5e8/0xe60
[  460.475683]  ? trace_hardirqs_off+0xb8/0x310
[  460.480105]  do_page_fault+0xf2/0x7e0
[  460.483909]  ? vmalloc_sync_all+0x30/0x30
[  460.488109]  ? error_entry+0x70/0xd0
[  460.491829]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.496847]  ? trace_hardirqs_on_caller+0xc0/0x310
[  460.501780]  ? syscall_return_slowpath+0x5e0/0x5e0
[  460.506712]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.511564]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.516604]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  460.522057]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  460.527087]  ? prepare_exit_to_usermode+0x291/0x3b0
[  460.532104]  ? page_fault+0x8/0x30
[  460.535652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.540502]  ? page_fault+0x8/0x30
[  460.544048]  page_fault+0x1e/0x30
[  460.547508] RIP: 0033:0x7f41334d1dd3
[  460.551236] Code: Bad RIP value.
[  460.554624] RSP: 002b:00007fff66c373e8 EFLAGS: 00010246
[  460.559982] RAX: 0000000000000000 RBX: 00007fff66c37590 RCX: 00007f41334d1dd3
[  460.567251] RDX: 0000000000000000 RSI: 00007fff66c37740 RDI: 000000000000000b
[  460.574531] RBP: 00007fff66c37740 R08: 00007fff66c377c0 R09: 0000000000000001
[  460.581810] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  460.589085] R13: 00007fff66c37b20 R14: 0000000000000000 R15: 0000000000000000
[  460.596379] CPU: 0 PID: 18715 Comm: syz-executor1 Not tainted 4.20.0-rc1+ #81
[  460.596384] warn_alloc_show_mem: 1 callbacks suppressed
[  460.596403] Mem-Info:
[  460.603716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  460.609092] active_anon:51440 inactive_anon:594 isolated_anon:0
[  460.609092]  active_file:10 inactive_file:13 isolated_file:0
[  460.609092]  unevictable:0 dirty:0 writeback:0 unstable:0
[  460.609092]  slab_reclaimable:9079 slab_unreclaimable:1455247
[  460.609092]  mapped:49154 shmem:650 pagetables:678 bounce:0
[  460.609092]  free:13749 free_pcp:129 free_cma:0
[  460.611477] Call Trace:
[  460.620864] Node 0 active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:2600kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  460.653718]  <IRQ>
[  460.656297] 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
[  460.683975]  dump_stack+0x244/0x39d
[  460.686103] lowmem_reserve[]: 0 2818 6321 6321
[  460.712228]  ? dump_stack_print_info.cold.1+0x20/0x20
[  460.715833] Node 0 DMA32 free:25080kB 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:2888772kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  460.720424]  warn_alloc.cold.116+0xb7/0x1bd
[  460.725587] lowmem_reserve[]: 0 0 3503 3503
[  460.752942]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  460.757255] Node 0 Normal free:14008kB min:37364kB low:46704kB high:56044kB active_anon:205760kB inactive_anon:2376kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2712kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB
[  460.761593]  ? lock_downgrade+0x900/0x900
[  460.766408] lowmem_reserve[]: 0 0 0 0
[  460.795394]  ? trace_hardirqs_off+0xb8/0x310
[  460.799533] 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
[  460.803369]  ? trace_hardirqs_off+0xb8/0x310
[  460.807757] Node 0 DMA32: 4*4kB (UM) 1*8kB (M) 4*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 4*256kB (UM) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25080kB
[  460.821289]  __alloc_pages_slowpath+0x26e8/0x2e10
[  460.825674] Node 0 Normal: 872*4kB (MEH) 419*8kB (UME) 154*16kB (UME) 47*32kB (UMEH) 22*64kB (UMEH) 4*128kB (UM) 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 14008kB
[  460.841042]  ? warn_alloc+0x120/0x120
[  460.845850] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  460.861458]  ? print_usage_bug+0xc0/0xc0
[  460.865238] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  460.865248] 673 total pagecache pages
[  460.874091]  ? warn_alloc+0x120/0x120
[  460.878148] 0 pages in swap cache
[  460.886715]  ? warn_alloc+0x120/0x120
[  460.890501] Swap cache stats: add 0, delete 0, find 0/0
[  460.894313]  ? print_usage_bug+0xc0/0xc0
[  460.897747] Free swap  = 0kB
[  460.901558]  ? kvm_clock_read+0x18/0x30
[  460.906890] Total swap = 0kB
[  460.906912] 1965979 pages RAM
[  460.910993]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  460.913990] 0 pages HighMem/MovableOnly
[  460.917961]  ? print_usage_bug+0xc0/0xc0
[  460.920969] 342854 pages reserved
[  460.920979] 0 pages cma reserved
[  460.924102]  ? __lock_acquire+0x62f/0x4c20
[  460.929167] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  460.933072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.937282] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  460.940579]  ? should_fail+0x22d/0xd01
[  460.943938] init cpuset=/ mems_allowed=0