s_on+0xbd/0x310
[  203.294661]  0
[  203.298806]  ? kasan_check_read+0x11/0x20
[  203.303878]  0
[  203.308979]  ? ___ratelimit+0x36f/0x655
[  203.313974] Node 0 
[  203.315944]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  203.320240] DMA: 
[  203.322035]  ? trace_hardirqs_on+0x310/0x310
[  203.326156] 1*4kB 
[  203.327950]  ? lock_downgrade+0x900/0x900
[  203.332397] (U) 
[  203.334642]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  203.340537] 0*8kB 0*16kB 
[  203.342604]  ? ___ratelimit+0xaa/0x655
[  203.346990] 1*32kB (U) 
[  203.349154]  ? idr_get_free+0xec0/0xec0
[  203.353266] 2*64kB (U) 
[  203.355249]  ? kasan_check_write+0x14/0x20
[  203.360321] 1*128kB 
[  203.363071]  ? do_raw_spin_lock+0xc1/0x200
[  203.367358] (U) 1*256kB 
[  203.369948]  oom_kill_process.cold.27+0x10/0x903
[  203.374390] (U) 
[  203.376966]  ? graph_lock+0x170/0x170
[  203.381172] 0*512kB 
[  203.383492]  ? _raw_spin_unlock+0x2c/0x50
[  203.383500]  ? oom_badness+0xe6/0xaa0
[  203.383527]  ? oom_evaluate_task+0x540/0x540
[  203.383537]  ? find_held_lock+0x36/0x1c0
[  203.383548]  ? out_of_memory+0x974/0x14c0
[  203.383557]  ? lock_downgrade+0x900/0x900
[  203.383567]  ? check_preemption_disabled+0x48/0x200
[  203.383580]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  203.383588]  ? kasan_check_read+0x11/0x20
[  203.383597]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  203.383617]  ? rcu_bh_qs+0xc0/0xc0
[  203.383628]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  203.383635]  ? oom_evaluate_task+0x302/0x540
[  203.383645]  out_of_memory+0xa86/0x14c0
[  203.383657]  ? oom_killer_disable+0x3a0/0x3a0
[  203.383666]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  203.383676]  ? __mutex_add_waiter+0x2a0/0x2a0
[  203.383691]  __alloc_pages_slowpath+0x2318/0x2d80
[  203.383748]  ? warn_alloc+0x120/0x120
[  203.390371] 1*1024kB (U) 
[  203.393044]  ? __radix_tree_lookup+0x4c0/0x4c0
[  203.397776] 1*2048kB 
[  203.399760]  ? find_get_entry+0x2f2/0xc40
[  203.403521] (M) 
[  203.405863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  203.409986] 3*4096kB 
[  203.413779]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  203.418156] (M) 
[  203.422208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  203.426324] = 15908kB
[  203.426333] Node 0 
[  203.430472]  ? should_fail+0x22d/0xd01
[  203.435945] DMA32: 3*4kB 
[  203.441769]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  203.445887] (UM) 
[  203.451153]  ? __lock_is_held+0xb5/0x140
[  203.454666] 0*8kB 
[  203.459695]  ? __lock_is_held+0xb5/0x140
[  203.464503] 3*16kB (M) 
[  203.468482]  ? find_held_lock+0x36/0x1c0
[  203.473448] 2*32kB 
[  203.478369]  ? ___might_sleep+0x1ed/0x300
[  203.482835] (UM) 
[  203.487668]  ? lock_release+0x970/0x970
[  203.491436] 3*64kB (UM) 
[  203.494196]  ? arch_local_save_flags+0x40/0x40
[  203.498783] 3*128kB 
[  203.501233]  ? __might_sleep+0x95/0x190
[  203.505343] (M) 
[  203.507314]  __alloc_pages_nodemask+0xa80/0xde0
[  203.512814] 2*256kB (M) 
[  203.515234]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  203.520140] 3*512kB (M) 
[  203.522118]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  203.528052] 4*1024kB (UM) 
[  203.530467]  ? kasan_check_read+0x11/0x20
[  203.532676] 1*2048kB 
[  203.536587]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  203.539335] (M) 
[  203.544427]  ? graph_lock+0x170/0x170
[  203.546462] 4*4096kB 
[  203.550513]  ? print_usage_bug+0xc0/0xc0
[  203.552649] (M) = 25276kB
[  203.556710]  ? graph_lock+0x170/0x170
[  203.559807] Node 0 
[  203.563859]  ? graph_lock+0x170/0x170
[  203.566532] Normal: 1013*4kB 
[  203.570684]  ? __do_page_cache_readahead+0x7ce/0x980
[  203.572728] (ME) 
[  203.576696]  ? find_held_lock+0x36/0x1c0
[  203.579339] 382*8kB 
[  203.583913]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  203.586233] (UME) 156*16kB 
[  203.590220]  alloc_pages_current+0x10c/0x210
[  203.592221] (UME) 
[  203.596904]  ? lock_downgrade+0x900/0x900
[  203.599560] 79*32kB (UME) 
[  203.604577]  __page_cache_alloc+0x38f/0x5b0
[  203.612730] 18*64kB 
[  203.618505]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  203.618514]  ? kasan_check_read+0x11/0x20
[  203.618523]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  203.618533]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  203.618541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  203.618551]  ? check_preemption_disabled+0x48/0x200
[  203.618563]  filemap_fault+0x1594/0x25f0
[  203.618578]  ? __lock_page_or_retry+0xa00/0xa00
[  203.618586]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  203.618594]  ? kasan_check_read+0x11/0x20
[  203.618618]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  203.618625]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  203.618634]  ? rcu_bh_qs+0xc0/0xc0
[  203.618650]  ? trace_hardirqs_on+0xbd/0x310
[  203.618658]  ? kasan_check_read+0x11/0x20
[  203.618665]  ? __free_object+0x173/0x340
[  203.618677]  ? filemap_map_pages+0xdea/0x1980
[  203.618688]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  203.618695]  ? __free_object+0x173/0x340
[  203.618704]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  203.618720]  ? debug_object_free+0x325/0x690
[  203.618741]  ? find_get_pages_range_tag+0x1320/0x1320
[  203.618760]  ? graph_lock+0x170/0x170
[  203.621582] (UM) 
[  203.625738]  ? kasan_check_read+0x11/0x20
[  203.628124] 4*128kB 
[  203.633389]  ? debug_object_destroy+0x2b0/0x2b0
[  203.635342] (M) 
[  203.639141]  ? lock_acquire+0x1ed/0x520
[  203.641532] 0*256kB 
[  203.645616]  ? ext4_filemap_fault+0x7a/0xad
[  203.648341] 0*512kB 0*1024kB 
[  203.652145]  ? lock_release+0x970/0x970
[  203.654356] 0*2048kB 
[  203.658147]  ? arch_local_save_flags+0x40/0x40
[  203.661673] 0*4096kB = 13796kB
[  203.666779]  ? futex_wait_setup+0x3e0/0x3e0
[  203.668821] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  203.672877]  ? down_read+0xb0/0x1d0
[  203.675172] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  203.680694]  ? ext4_filemap_fault+0x7a/0xad
[  203.683601] 407 total pagecache pages
[  203.687997]  ? __down_interruptible+0x700/0x700
[  203.690128] 0 pages in swap cache
[  203.694274]  ext4_filemap_fault+0x82/0xad
[  203.697098] Swap cache stats: add 0, delete 0, find 0/0
[  203.701426]  __do_fault+0x100/0x6b0
[  203.703744] Free swap  = 0kB
[  203.709536]  ? print_bad_pte+0x6c0/0x6c0
[  203.713655] Total swap = 0kB
[  203.718923]  ? do_futex+0x249/0x26d0
[  203.724066] 1965979 pages RAM
[  203.729599]  ? finish_task_switch+0x1f5/0x900
[  203.734583] 0 pages HighMem/MovableOnly
[  203.734592] 342744 pages reserved
[  203.738644]  ? _raw_spin_unlock_irq+0x27/0x80
[  203.743286] 0 pages cma reserved
[  203.749073]  ? pmd_val+0x88/0x100
[  203.753313] aoe: skb alloc failure
[  203.758481]  ? add_mm_counter_fast+0xd0/0xd0
[  203.758494]  ? pmd_val+0x88/0x100
[  203.758508]  ? add_mm_counter_fast+0xd0/0xd0
[  203.758525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  203.764088] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  203.767592]  __handle_mm_fault+0x3709/0x53e0
[  203.771887] syz-executor3 cpuset=
[  203.776028]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  203.780054] syz3
[  203.784535]  ? graph_lock+0x170/0x170
[  203.784544]  ? print_usage_bug+0xc0/0xc0
[  203.784551]  ? __switch_to_asm+0x34/0x70
[  203.784575]  ? graph_lock+0x170/0x170
[  203.784582]  ? graph_lock+0x170/0x170
[  203.784600]  ? handle_mm_fault+0x42a/0xc70
[  203.784608]  ? lock_downgrade+0x900/0x900
[  203.784616]  ? check_preemption_disabled+0x48/0x200
[  203.784628]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  203.784635]  ? kasan_check_read+0x11/0x20
[  203.784644]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  203.784652]  ? rcu_bh_qs+0xc0/0xc0
[  203.784660]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  203.784668]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  203.784677]  ? check_preemption_disabled+0x48/0x200
[  203.784689]  handle_mm_fault+0x54f/0xc70
[  203.784699]  ? __handle_mm_fault+0x53e0/0x53e0
[  203.784708]  ? find_vma+0x34/0x190
[  203.784763]  __do_page_fault+0x67d/0xed0
[  203.784786]  ? mm_fault_error+0x380/0x380
[  203.789883]  mems_allowed=0
[  203.793940]  ? trace_hardirqs_off+0xb8/0x300
[  204.092770]  ? trace_hardirqs_on+0x310/0x310
[  204.097178]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  204.102547]  ? trace_hardirqs_on+0x310/0x310
[  204.106964]  do_page_fault+0xf2/0x7e0
[  204.110772]  ? vmalloc_sync_all+0x30/0x30
[  204.114924]  ? error_entry+0x70/0xd0
[  204.118642]  ? trace_hardirqs_off_caller+0xbb/0x300
[  204.123658]  ? trace_hardirqs_on_caller+0xc0/0x300
[  204.128591]  ? syscall_return_slowpath+0x5e0/0x5e0
[  204.133523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  204.138358]  ? trace_hardirqs_off+0x300/0x300
[  204.142850]  ? trace_hardirqs_off_caller+0x300/0x300
[  204.147963]  ? prepare_exit_to_usermode+0x291/0x3b0
[  204.152982]  ? page_fault+0x8/0x30
[  204.156524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  204.161382]  ? page_fault+0x8/0x30
[  204.164940]  page_fault+0x1e/0x30
[  204.168390] RIP: 0033:0x45ddf3
[  204.171591] Code: Bad RIP value.
[  204.174955] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  204.180337] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  204.187601] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  204.194867] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  204.202135] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  204.209398] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  204.217233] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  204.224432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  204.233791] Call Trace:
[  204.236816]  <IRQ>
[  204.239426]  dump_stack+0x1c4/0x2b4
[  204.243066]  ? dump_stack_print_info.cold.2+0x52/0x52
[  204.248098] Mem-Info:
[  204.248271]  warn_alloc.cold.118+0xb7/0x1bd
[  204.250680] active_anon:44735 inactive_anon:372 isolated_anon:0
[  204.250680]  active_file:12 inactive_file:15 isolated_file:0
[  204.250680]  unevictable:0 dirty:0 writeback:0 unstable:0
[  204.250680]  slab_reclaimable:8840 slab_unreclaimable:1478497
[  204.250680]  mapped:20654 shmem:380 pagetables:494 bounce:0
[  204.250680]  free:13795 free_pcp:462 free_cma:0
[  204.254998]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  204.292699]  ? lock_downgrade+0x900/0x900
[  204.296876]  ? trace_hardirqs_off+0xb8/0x300
[  204.301776]  ? trace_hardirqs_off+0xb8/0x300
[  204.306197]  __alloc_pages_slowpath+0x2667/0x2d80
[  204.311077]  ? warn_alloc+0x120/0x120
[  204.313938] Node 0 active_anon:178940kB inactive_anon:1488kB active_file:48kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  204.314888]  ? __lock_acquire+0x7ec/0x4ec0
[  204.342484] Node 0 
[  204.346687]  ? warn_alloc+0x120/0x120
[  204.346726] 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
[  204.346735] lowmem_reserve[]:
[  204.348964]  ? print_usage_bug+0xc0/0xc0
[  204.348978]  ? warn_alloc+0x120/0x120
[  204.348996]  ? print_usage_bug+0xc0/0xc0
[  204.352779]  0
[  204.383502]  ? mark_held_locks+0x130/0x130
[  204.383516]  ? mark_held_locks+0x130/0x130
[  204.383537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  204.386620]  2817
[  204.390671]  ? should_fail+0x22d/0xd01
[  204.390685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.390705]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  204.394492]  6321
[  204.399037]  ? __lock_acquire+0x7ec/0x4ec0
[  204.399056]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  204.399073]  ? should_fail+0x22d/0xd01
[  204.400856]  6321
[  204.405079]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  204.405103]  ? mark_held_locks+0x130/0x130
[  204.414865]  ? mark_held_locks+0x130/0x130
[  204.416932] Node 0 
[  204.420815]  ? graph_lock+0x170/0x170
[  204.420831]  ? graph_lock+0x170/0x170
[  204.420862]  ? print_usage_bug+0xc0/0xc0
[  204.426420] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  204.431940]  ? do_raw_spin_unlock+0xa7/0x2f0
[  204.431956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.431979]  ? check_preemption_disabled+0x48/0x200
[  204.434017] lowmem_reserve[]:
[  204.438256]  ? check_preemption_disabled+0x48/0x200
[  204.438280]  ? __lock_is_held+0xb5/0x140
[  204.438299]  __alloc_pages_nodemask+0xa80/0xde0
[  204.443392]  0
[  204.447279]  ? graph_lock+0x170/0x170
[  204.447296]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  204.447310]  ? graph_lock+0x170/0x170
[  204.449351]  0
[  204.454884]  ? find_held_lock+0x36/0x1c0
[  204.459117]  3503
[  204.463340]  ? ____cache_alloc_node+0x1c7/0x1e0
[  204.465546]  3503
[  204.469826]  ? lock_downgrade+0x900/0x900
[  204.469848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.469868]  cache_grow_begin+0x91/0x8c0
[  204.477693]  ? do_raw_spin_unlock+0xa7/0x2f0
[  204.477730]  fallback_alloc+0x203/0x2e0
[  204.477752]  ____cache_alloc_node+0x1c7/0x1e0
[  204.504744] Node 0 
[  204.509128]  kmem_cache_alloc_node+0xe3/0x730
[  204.509142]  ? __kmalloc_node_track_caller+0x47/0x70
[  204.509160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  204.514700] Normal free:14296kB min:37364kB low:46704kB high:56044kB active_anon:176892kB inactive_anon:1488kB active_file:48kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5024kB pagetables:1828kB bounce:0kB free_pcp:1624kB local_pcp:1368kB free_cma:0kB
[  204.520176]  __alloc_skb+0x119/0x770
[  204.520195]  ? skb_scrub_packet+0x490/0x490
[  204.520217]  ? vprintk_default+0x28/0x30
[  204.523302] lowmem_reserve[]:
[  204.528811]  ? vprintk_func+0x85/0x181
[  204.528828]  ? printk+0xa7/0xcf
[  204.528847]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  204.532896]  0
[  204.537561]  new_skb+0x26/0x1c0
[  204.537576]  aoecmd_cfg+0x279/0x7f0
[  204.537595]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  204.539379]  0
[  204.543189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.548204]  0
[  204.551973]  ? check_preemption_disabled+0x48/0x200
[  204.553762]  0
[  204.557835]  ? check_preemption_disabled+0x48/0x200
[  204.557859]  ? __lock_is_held+0xb5/0x140
[  204.557883]  discover_timer+0x50/0x60
[  204.564590]  call_timer_fn+0x272/0x920
[  204.566624] Node 0 
[  204.570759]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  204.570776]  ? process_timeout+0x40/0x40
[  204.570794]  ? find_held_lock+0x36/0x1c0
[  204.576311] DMA: 
[  204.580365]  ? __run_timers+0x7da/0xc70
[  204.580396]  ? _raw_spin_unlock_irq+0x27/0x80
[  204.580412]  ? _raw_spin_unlock_irq+0x27/0x80
[  204.584797] 1*4kB 
[  204.588798]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  204.588813]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  204.588828]  ? trace_hardirqs_on+0xbd/0x310
[  204.588847]  ? kasan_check_read+0x11/0x20
[  204.593311] (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
[  204.593396] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  204.593524] Node 0 Normal: 1077*4kB (UME) 391*8kB (UME) 159*16kB (UME) 81*32kB (UME) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14300kB
[  204.593617] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  204.593624] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  204.593627] 407 total pagecache pages
[  204.593637] 0 pages in swap cache
[  204.593654] Swap cache stats: add 0, delete 0, find 0/0
[  204.593658] Free swap  = 0kB
[  204.593661] Total swap = 0kB
[  204.593665] 1965979 pages RAM
[  204.593668] 0 pages HighMem/MovableOnly
[  204.593671] 342744 pages reserved
[  204.593675] 0 pages cma reserved
[  204.593679] Unreclaimable slab info:
[  204.593682] Name                      Used          Total
[  204.593707] pid_2                      1KB          8KB
[  204.593784] TIPC                      10KB         14KB
[  204.598744]  ? __run_timers+0x7da/0xc70
[  204.598758]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  204.598800]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  204.603280] SCTPv6                    14KB         18KB
[  204.608379]  __run_timers+0x7e5/0xc70
[  204.608407]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  204.608427]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  204.613948] DCCPv6                    17KB         21KB
[  204.642911]  ? rcu_bh_qs+0xc0/0xc0
[  204.642927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.642949]  ? check_preemption_disabled+0x48/0x200
[  204.646647] DCCP                      16KB         20KB
[  204.650961]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  204.650979]  ? retint_kernel+0x2d/0x2d
[  204.650997]  ? trace_hardirqs_on_caller+0xc0/0x300
[  204.655053] bridge_fdb_cache          11KB         15KB
[  204.658134]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  204.658150]  ? trace_hardirqs_off_caller+0x300/0x300
[  204.658170]  ? check_preemption_disabled+0x48/0x200
[  204.662055] nf-frags                   0KB          3KB
[  204.665320]  ? graph_lock+0x170/0x170
[  204.670081] fib6_nodes                76KB         84KB
[  204.671848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.675103] ip6_dst_cache             86KB        292KB
[  204.679199]  ? check_preemption_disabled+0x48/0x200
[  204.679224]  ? __lock_is_held+0xb5/0x140
[  204.679245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.683552] RAWv6                     68KB         71KB
[  204.685842]  ? check_preemption_disabled+0x48/0x200
[  204.691386] UDPv6                      3KB          3KB
[  204.693155]  run_timer_softirq+0x52/0xb0
[  204.698178] TCPv6                     23KB         29KB
[  204.699943]  ? rcu_read_lock_sched_held+0x108/0x120
[  204.704940] nf_conntrack               4KB         22KB
[  204.708983]  __do_softirq+0x30b/0xad8
[  204.709010]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  204.709030]  ? pvclock_read_flags+0x160/0x160
[  204.712850] sd_ext_cdb                 0KB          3KB
[  204.717198]  ? lapic_next_event+0x5a/0x90
[  204.717212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.717229]  ? check_preemption_disabled+0x48/0x200
[  204.717247]  ? check_preemption_disabled+0x48/0x200
[  204.719465] scsi_sense_cache        1056KB       1060KB
[  204.724298]  ? kvm_clock_read+0x18/0x30
[  204.728374] virtio_scsi_cmd           16KB         16KB
[  204.732403]  ? kvm_sched_clock_read+0x9/0x20
[  204.734461] sgpool-128                 8KB          8KB
[  204.738419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.738435]  ? check_preemption_disabled+0x48/0x200
[  204.738461]  irq_exit+0x17f/0x1c0
[  204.742933] sgpool-64                  4KB          6KB
[  204.747863]  smp_apic_timer_interrupt+0x1cb/0x760
[  204.747877]  ? smp_reschedule_interrupt+0x109/0x650
[  204.747898]  ? smp_call_function_single_interrupt+0x650/0x650
[  204.750031] sgpool-32                  2KB          7KB
[  204.755336]  ? interrupt_entry+0xb5/0xf0
[  204.759925] sgpool-16                  1KB          3KB
[  204.764207]  ? trace_hardirqs_off_caller+0xbb/0x300
[  204.768356] sgpool-8                   0KB          3KB
[  204.780772]  ? trace_hardirqs_off_caller+0xbb/0x300
[  204.780788]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  204.780802]  ? trace_hardirqs_off+0x300/0x300
[  204.780820]  ? trace_hardirqs_off+0x300/0x300
[  204.795570] mqueue_inode_cache         10KB         14KB
[  204.810641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.810657]  ? check_preemption_disabled+0x48/0x200
[  204.810676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  204.819529] bio_post_read_ctx         14KB         15KB
[  204.828068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  204.828095]  apic_timer_interrupt+0xf/0x20
[  204.831906] bio-2                     14KB         15KB
[  204.835314]  </IRQ>
[  204.840700] jfs_mp                     7KB          7KB
[  204.843679] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  204.846690] nfs_commit_data            3KB          7KB
[  204.849772] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  204.849780] RSP: 0018:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  204.849795] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  204.849808] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  204.853771] nfs_write_data            34KB         37KB
[  204.857209] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  204.857217] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  204.857226] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  204.857273]  skb_clone+0x1bb/0x500
[  204.860615] jbd2_inode                 2KB          3KB
[  204.864300]  ? finish_task_switch+0x2f5/0x900
[  204.864317]  ? skb_split+0x11e0/0x11e0
[  204.869874] ext4_system_zone           0KB          3KB
[  204.875653]  ? preempt_notifier_register+0x200/0x200
[  204.881036] bio-1                      1KB          3KB
[  204.884951]  ? __switch_to_asm+0x34/0x70
[  204.884967]  ? __switch_to_asm+0x34/0x70
[  204.890426] pid_namespace              2KB          7KB
[  204.895223]  ? __switch_to_asm+0x40/0x70
[  204.895234]  ? __switch_to_asm+0x34/0x70
[  204.895250]  ? __switch_to_asm+0x40/0x70
[  204.900625] rpc_buffers               17KB         19KB
[  204.904759]  ? __switch_to_asm+0x34/0x70
[  204.904788]  ? __switch_to_asm+0x40/0x70
[  204.910159] rpc_tasks                  2KB          3KB
[  204.915845]  ? __switch_to_asm+0x34/0x70
[  204.915861]  ? __switch_to_asm+0x34/0x70
[  204.921267] UNIX                       9KB         14KB
[  204.924748]  ? __switch_to_asm+0x40/0x70
[  204.924764]  ? __switch_to_asm+0x34/0x70
[  204.930312] tcp_bind_bucket            1KB          4KB
[  204.935799]  bpf_clone_redirect+0xb9/0x490
[  204.941185] ip_fib_trie               11KB         15KB
[  204.945899]  ? __schedule+0x874/0x1ed0
[  204.949792] ip_fib_alias              51KB         55KB
[  204.954684]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  204.960050] ip_dst_cache               4KB         20KB
[  204.964769]  ? __sched_text_start+0x8/0x8
[  204.969880] RAW                       40KB         50KB
[  204.975339]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  204.975365]  ? find_held_lock+0x36/0x1c0
[  204.980765] UDP                       16KB         19KB
[  204.984521]  ? lock_acquire+0x1ed/0x520
[  204.989891] TCP                        8KB         11KB
[  204.995386]  ? bpf_test_run+0x32e/0x5a0
[  205.000789] hugetlbfs_inode_cache          2KB          7KB
[  205.006770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  205.010838] fscache_cookie_jar          1KB          7KB
[  205.016342]  ? check_preemption_disabled+0x48/0x200
[  205.021727] eventpoll_pwq              3KB         15KB
[  205.027946]  ? kasan_check_read+0x11/0x20
[  205.027962]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  205.027998]  ? rcu_bh_qs+0xc0/0xc0
[  205.033372] eventpoll_epi              6KB         19KB
[  205.037443]  ? preempt_schedule+0x4d/0x60
[  205.037478]  ? ___preempt_schedule+0x16/0x18
[  205.042818] inotify_inode_mark          5KB         27KB
[  205.042834] request_queue            163KB        163KB
[  205.047844]  ? bpf_test_run+0x1c0/0x5a0
[  205.047870]  ? netlink_diag_dump+0x2a0/0x2a0
[  205.053229] blkdev_requests            1KB          3KB
[  205.057019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  205.062125] blkdev_ioc                 3KB         19KB
[  205.066598]  ? bpf_test_init.isra.9+0x70/0x100
[  205.071960] bio-0                     63KB        105KB
[  205.076079]  ? bpf_prog_test_run_skb+0x634/0xb40
[  205.081793] biovec-max              1287KB       1287KB
[  205.086786]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  205.091867] bio_integrity_payload          1KB          8KB
[  205.097188]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  205.097201]  ? fput+0x130/0x1a0
[  205.097222]  ? __bpf_prog_get+0x9b/0x290
[  205.101247] khugepaged_mm_slot          0KB          7KB
[  205.106618]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  205.111055] dmaengine-unmap-256          2KB          6KB
[  205.116374]  ? bpf_prog_test_run+0x130/0x1a0
[  205.121918] dmaengine-unmap-128          1KB          3KB
[  205.127335]  ? __x64_sys_bpf+0x3d8/0x510
[  205.127349]  ? bpf_prog_get+0x20/0x20
[  205.127396]  ? do_syscall_64+0x1b9/0x820
[  205.130817] dmaengine-unmap-16          0KB          4KB
[  205.136670]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  205.136687]  ? syscall_return_slowpath+0x5e0/0x5e0
[  205.141564] dmaengine-unmap-2          0KB          3KB
[  205.146540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  205.146557]  ? trace_hardirqs_off+0x300/0x300
[  205.152450] skbuff_fclone_cache          6KB         26KB
[  205.157776]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  205.157790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  205.157809]  ? prepare_exit_to_usermode+0x291/0x3b0
[  205.161855] skbuff_head_cache     455793KB     455793KB
[  205.167208]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  205.167231]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  205.167257] Mem-Info:
[  205.172276] configfs_dir_cache          0KB          4KB
[  205.172282] file_lock_cache            0KB          3KB
[  205.172288] file_lock_ctx              0KB          3KB
[  205.172294] fsnotify_mark_connector          3KB         19KB
[  205.172299] net_namespace             51KB         51KB
[  205.172305] shmem_inode_cache       3556KB       3666KB
[  205.172311] task_delay_info           29KB        166KB
[  205.172317] taskstats                  0KB          3KB
[  205.172323] proc_dir_entry           578KB        585KB
[  205.172328] pde_opener                 0KB          3KB
[  205.172334] seq_file                   0KB          3KB
[  205.172339] sigqueue                   3KB         19KB
[  205.172345] kernfs_node_cache      10859KB      10895KB
[  205.172351] mnt_cache                 70KB         88KB
[  205.172356] filp                     267KB        596KB
[  205.172364] names_cache              357KB        357KB
[  205.172374] key_jar                    3KB          7KB
[  205.172387] uts_namespace              2KB          7KB
[  205.177773] active_anon:44735 inactive_anon:372 isolated_anon:0
[  205.177773]  active_file:12 inactive_file:15 isolated_file:0
[  205.177773]  unevictable:0 dirty:0 writeback:0 unstable:0
[  205.177773]  slab_reclaimable:8840 slab_unreclaimable:1478497
[  205.177773]  mapped:16579 shmem:380 pagetables:457 bounce:0
[  205.177773]  free:13870 free_pcp:468 free_cma:0
[  205.177821] Node 0 active_anon:178940kB inactive_anon:1488kB active_file:48kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  205.182789] nsproxy                    1KB          7KB
[  205.187608] 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
[  205.187651] lowmem_reserve[]:
[  205.192147] vm_area_struct           388KB        723KB
[  205.196635]  0 2817
[  205.202114] mm_struct                 56KB        123KB
[  205.207618]  6321 6321
[  205.207640] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  205.212662] fs_cache                   8KB         60KB
[  205.218173] lowmem_reserve[]: 0 0 3503 3503
[  205.218198] Node 0 Normal free:14296kB min:37364kB low:46704kB high:56044kB active_anon:176892kB inactive_anon:1488kB active_file:48kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5024kB pagetables:1828kB bounce:0kB free_pcp:1624kB local_pcp:256kB free_cma:0kB
[  205.218239] lowmem_reserve[]:
[  205.223587] files_cache               32KB         75KB
[  205.223593] signal_cache             221KB        546KB
[  205.223599] sighand_cache            346KB        381KB
[  205.223605] task_struct             1020KB       1020KB
[  205.223610] cred_jar                  48KB        360KB
[  205.223616] anon_vma_chain           135KB        417KB
[  205.223621] anon_vma                 116KB        338KB
[  205.223627] pid                       20KB        140KB
[  205.223632] Acpi-Operand             106KB        158KB
[  205.223639] Acpi-Namespace            19KB         23KB
[  205.223646] numa_policy                0KB          3KB
[  205.223651] debug_objects_cache        742KB        745KB
[  205.223657] trace_event_file         258KB        258KB
[  205.223662] ftrace_event_field        370KB        370KB
[  205.223668] pool_workqueue            68KB         72KB
[  205.223674] task_group                 5KB          7KB
[  205.223679] page->ptl                 75KB        387KB
[  205.223698] kmalloc-2097152         2050KB       2050KB
[  205.223704] kmalloc-524288          2056KB       2056KB
[  205.223709] kmalloc-262144          1290KB       1290KB
[  205.223726] kmalloc-131072           650KB        650KB
[  205.223741] kmalloc-65536            330KB        330KB
[  205.228560]  0 0 0 0
[  205.228581] Node 0 DMA: 1*4kB (U) 
[  205.232830] kmalloc-32768            726KB        726KB
[  205.238625] 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 
[  205.240896] kmalloc-16384            379KB        379KB
[  205.246245] 1*256kB (U) 0*512kB 
[  205.251746] kmalloc-8192            1691KB       1691KB
[  205.251758] kmalloc-4096            5797KB       5797KB
[  205.258885] 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  205.258925] Node 0 
[  205.277851] kmalloc-2048         2988576KB    2988580KB
[  205.285506] DMA32: 3*4kB 
[  205.292824] kmalloc-1024         1581963KB    1581969KB
[  205.300041] (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 
[  205.305433] kmalloc-512             1666KB       3243KB
[  205.312677] 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 
[  205.320011] kmalloc-256             1696KB       2235KB
[  205.327735] 1*2048kB (M) 4*4096kB (M) = 25276kB
[  205.327759] Node 0 Normal: 1077*4kB 
[  205.331306] kmalloc-128              439KB        882KB
[  205.336640] (UME) 391*8kB 
[  205.341154] kmalloc-96               380KB       1404KB
[  205.344985] (UME) 159*16kB 
[  205.350367] kmalloc-64               601KB       1012KB
[  205.350373] kmalloc-32               868KB       1586KB
[  205.350379] kmalloc-192              723KB        844KB
[  205.350385] kmem_cache               242KB        247KB
[  205.350412] Out of memory: Kill process 5362 (syz-fuzzer) score 26 or sacrifice child
[  205.350472] Killed process 5380 (syz-executor1) total-vm:70212kB, anon-rss:56kB, file-rss:0kB, shmem-rss:0kB
[  205.371231] syz-fuzzer invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
[  205.372029] (UME) 81*32kB 
[  205.376109] syz-fuzzer cpuset=
[  205.381972] (UME) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 
[  205.391622] /
[  205.394688] 0*4096kB 
[  205.400077]  mems_allowed=0
[  205.404082] = 14300kB
[  205.404097] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  205.408176] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  205.413490] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  205.417533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  205.422022] 407 total pagecache pages
[  205.427366] Call Trace:
[  205.431415] 0 pages in swap cache
[  205.435466]  dump_stack+0x1c4/0x2b4
[  205.440802] Swap cache stats: add 0, delete 0, find 0/0
[  205.445023]  ? dump_stack_print_info.cold.2+0x52/0x52
[  205.450357] Free swap  = 0kB
[  205.450367] Total swap = 0kB
[  205.454275]  ? mark_held_locks+0x130/0x130
[  205.454283]  ? mark_held_locks+0x130/0x130
[  205.454294]  dump_header+0x27b/0xf72
[  205.454309]  ? pagefault_out_of_memory+0x197/0x197
[  205.454319]  ? mark_held_locks+0x130/0x130
[  205.454327]  ? __lock_acquire+0x7ec/0x4ec0
[  205.454336]  ? mem_cgroup_charge_statistics+0x780/0x780
[  205.454343]  ? print_usage_bug+0xc0/0xc0
[  205.454366]  ? print_usage_bug+0xc0/0xc0
[  205.454407]  ? graph_lock+0x170/0x170
[  205.454414]  ? graph_lock+0x170/0x170
[  205.454422]  ? print_usage_bug+0xc0/0xc0
[  205.454429]  ? print_usage_bug+0xc0/0xc0
[  205.454442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  205.454453]  ? find_held_lock+0x36/0x1c0
[  205.454476]  ? mark_held_locks+0xc7/0x130
[  205.454487]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  205.454495]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  205.454503]  ? lockdep_hardirqs_on+0x421/0x5c0
[  205.454515]  ? trace_hardirqs_on+0xbd/0x310
[  205.454523]  ? kasan_check_read+0x11/0x20
[  205.454532]  ? ___ratelimit+0x36f/0x655
[  205.454541]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  205.454549]  ? trace_hardirqs_on+0x310/0x310
[  205.454557]  ? lock_downgrade+0x900/0x900
[  205.454568]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  205.454577]  ? ___ratelimit+0xaa/0x655
[  205.454587]  ? idr_get_free+0xec0/0xec0
[  205.454596]  ? kasan_check_write+0x14/0x20
[  205.454604]  ? do_raw_spin_lock+0xc1/0x200
[  205.454616]  oom_kill_process.cold.27+0x10/0x903
[  205.454624]  ? graph_lock+0x170/0x170
[  205.454631]  ? _raw_spin_unlock+0x2c/0x50
[  205.454638]  ? oom_badness+0xe6/0xaa0
[  205.454650]  ? oom_evaluate_task+0x540/0x540
[  205.454660]  ? find_held_lock+0x36/0x1c0
[  205.454671]  ? out_of_memory+0x974/0x14c0
[  205.454680]  ? lock_downgrade+0x900/0x900
[  205.454691]  ? check_preemption_disabled+0x48/0x200
[  205.454704]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  205.454723]  ? kasan_check_read+0x11/0x20
[  205.454741]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  205.454758]  ? rcu_bh_qs+0xc0/0xc0
[  205.460104] 1965979 pages RAM
[  205.465109]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  205.470446] 0 pages HighMem/MovableOnly
[  205.474583]  ? oom_evaluate_task+0x302/0x540
[  205.479925] 342744 pages reserved
[  205.484673]  out_of_memory+0xa86/0x14c0
[  205.488705] 0 pages cma reserved
[  205.494072]  ? oom_killer_disable+0x3a0/0x3a0
[  205.498089] aoe: skb alloc failure
[  205.503373]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  205.635595] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  205.635881]  ? __mutex_add_waiter+0x2a0/0x2a0
[  205.640367] syz-executor3 cpuset=
[  205.645820]  __alloc_pages_slowpath+0x2318/0x2d80
[  205.650626] syz3
[  205.656180]  ? warn_alloc+0x120/0x120
[  205.660538]  mems_allowed=0
[  205.666062]  ? __radix_tree_lookup+0x4c0/0x4c0
[  206.649055]  ? find_get_entry+0x2f2/0xc40
[  206.653233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  206.658792]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  206.663733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  206.669270]  ? should_fail+0x22d/0xd01
[  206.673153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  206.678264]  ? __lock_is_held+0xb5/0x140
[  206.682358]  ? __lock_is_held+0xb5/0x140
[  206.686427]  ? find_held_lock+0x36/0x1c0
[  206.690494]  ? ___might_sleep+0x1ed/0x300
[  206.694644]  ? lock_release+0x970/0x970
[  206.698622]  ? arch_local_save_flags+0x40/0x40
[  206.703220]  ? __might_sleep+0x95/0x190
[  206.707204]  __alloc_pages_nodemask+0xa80/0xde0
[  206.711888]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  206.716908]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  206.722706]  ? kasan_check_read+0x11/0x20
[  206.726865]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  206.732145]  ? graph_lock+0x170/0x170
[  206.735953]  ? print_usage_bug+0xc0/0xc0
[  206.740021]  ? graph_lock+0x170/0x170
[  206.743825]  ? graph_lock+0x170/0x170
[  206.747628]  ? __do_page_cache_readahead+0x7ce/0x980
[  206.752745]  ? find_held_lock+0x36/0x1c0
[  206.756817]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  206.762371]  alloc_pages_current+0x10c/0x210
[  206.766792]  ? lock_downgrade+0x900/0x900
[  206.770943]  __page_cache_alloc+0x38f/0x5b0
[  206.775265]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  206.781062]  ? kasan_check_read+0x11/0x20
[  206.785209]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  206.790491]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  206.795164]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  206.800707]  ? check_preemption_disabled+0x48/0x200
[  206.805750]  filemap_fault+0x1594/0x25f0
[  206.809831]  ? __lock_page_or_retry+0xa00/0xa00
[  206.814501]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  206.820287]  ? kasan_check_read+0x11/0x20
[  206.824441]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  206.829727]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  206.834845]  ? rcu_bh_qs+0xc0/0xc0
[  206.838390]  ? trace_hardirqs_on+0xbd/0x310
[  206.842719]  ? kasan_check_read+0x11/0x20
[  206.846911]  ? __free_object+0x173/0x340
[  206.850979]  ? filemap_map_pages+0xdea/0x1980
[  206.855481]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  206.860598]  ? __free_object+0x173/0x340
[  206.864657]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  206.869927]  ? debug_object_free+0x325/0x690
[  206.874342]  ? find_get_pages_range_tag+0x1320/0x1320
[  206.879537]  ? graph_lock+0x170/0x170
[  206.883346]  ? kasan_check_read+0x11/0x20
[  206.887497]  ? debug_object_destroy+0x2b0/0x2b0
[  206.892182]  ? lock_acquire+0x1ed/0x520
[  206.896204]  ? ext4_filemap_fault+0x7a/0xad
[  206.900553]  ? lock_release+0x970/0x970
[  206.904517]  ? arch_local_save_flags+0x40/0x40
[  206.909097]  ? futex_wait_setup+0x3e0/0x3e0
[  206.913458]  ? down_read+0xb0/0x1d0
[  206.917087]  ? ext4_filemap_fault+0x7a/0xad
[  206.921406]  ? __down_interruptible+0x700/0x700
[  206.926092]  ext4_filemap_fault+0x82/0xad
[  206.930253]  __do_fault+0x100/0x6b0
[  206.933886]  ? print_bad_pte+0x6c0/0x6c0
[  206.937947]  ? do_futex+0x249/0x26d0
[  206.941661]  ? finish_task_switch+0x1f5/0x900
[  206.946160]  ? _raw_spin_unlock_irq+0x27/0x80
[  206.950656]  ? pmd_val+0x88/0x100
[  206.954112]  ? add_mm_counter_fast+0xd0/0xd0
[  206.958536]  ? pmd_val+0x88/0x100
[  206.961990]  ? add_mm_counter_fast+0xd0/0xd0
[  206.966402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  206.971944]  __handle_mm_fault+0x3709/0x53e0
[  206.976376]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  206.981266]  ? graph_lock+0x170/0x170
[  206.985085]  ? print_usage_bug+0xc0/0xc0
[  206.989147]  ? __switch_to_asm+0x34/0x70
[  206.993233]  ? graph_lock+0x170/0x170
[  206.997026]  ? graph_lock+0x170/0x170
[  207.000853]  ? handle_mm_fault+0x42a/0xc70
[  207.005090]  ? lock_downgrade+0x900/0x900
[  207.009254]  ? check_preemption_disabled+0x48/0x200
[  207.014275]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  207.020068]  ? kasan_check_read+0x11/0x20
[  207.024221]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  207.029507]  ? rcu_bh_qs+0xc0/0xc0
[  207.033049]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  207.038501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  207.044042]  ? check_preemption_disabled+0x48/0x200
[  207.049069]  handle_mm_fault+0x54f/0xc70
[  207.053164]  ? __handle_mm_fault+0x53e0/0x53e0
[  207.057754]  ? find_vma+0x34/0x190
[  207.061300]  __do_page_fault+0x67d/0xed0
[  207.065381]  ? mm_fault_error+0x380/0x380
[  207.069525]  ? trace_hardirqs_off+0xb8/0x300
[  207.073930]  ? trace_hardirqs_on+0x310/0x310
[  207.078452]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  207.083821]  ? trace_hardirqs_on+0x310/0x310
[  207.088256]  do_page_fault+0xf2/0x7e0
[  207.092102]  ? vmalloc_sync_all+0x30/0x30
[  207.096280]  ? error_entry+0x70/0xd0
[  207.099996]  ? trace_hardirqs_off_caller+0xbb/0x300
[  207.105023]  ? trace_hardirqs_on_caller+0xc0/0x300
[  207.109952]  ? syscall_return_slowpath+0x5e0/0x5e0
[  207.114878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  207.119727]  ? trace_hardirqs_off+0x300/0x300
[  207.124226]  ? trace_hardirqs_off_caller+0x300/0x300
[  207.129349]  ? prepare_exit_to_usermode+0x291/0x3b0
[  207.134363]  ? page_fault+0x8/0x30
[  207.137909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  207.142757]  ? page_fault+0x8/0x30
[  207.146302]  page_fault+0x1e/0x30
[  207.149755] RIP: 0033:0x45ddf3
[  207.152954] Code: Bad RIP value.
[  207.156316] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  207.161677] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  207.168942] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  207.176210] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  207.183480] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  207.190764] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  207.198072] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  207.198764] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  207.205291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  207.205312] Call Trace:
[  207.205347]  dump_stack+0x1c4/0x2b4
[  207.212150] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  207.221342]  ? dump_stack_print_info.cold.2+0x52/0x52
[  207.221373]  warn_alloc.cold.118+0xb7/0x1bd
[  207.224027] syz-fuzzer cpuset=
[  207.227654]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  207.227674]  ? lock_downgrade+0x900/0x900
[  207.238028] /
[  207.243664]  ? trace_hardirqs_off+0xb8/0x300
[  207.243688]  ? trace_hardirqs_off+0xb8/0x300
[  207.243729]  __alloc_pages_slowpath+0x2667/0x2d80
[  207.243780]  ? warn_alloc+0x120/0x120
[  207.248168]  mems_allowed=0
[  207.251760]  ? warn_alloc+0x120/0x120
[  207.287513]  ? print_usage_bug+0xc0/0xc0
[  207.291572]  ? warn_alloc+0x120/0x120
[  207.295378]  ? print_usage_bug+0xc0/0xc0
[  207.299468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  207.305011]  ? should_fail+0x22d/0xd01
[  207.308900]  ? find_held_lock+0x36/0x1c0
[  207.313906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  207.319012]  ? __lock_acquire+0x7ec/0x4ec0
[  207.327748]  ? should_fail+0x22d/0xd01
[  207.331653]  ? check_preemption_disabled+0x48/0x200
[  207.336699]  ? mark_held_locks+0x130/0x130
[  207.341899]  ? mark_held_locks+0x130/0x130
[  207.346161]  ? is_bpf_text_address+0xd3/0x170
[  207.350664]  ? graph_lock+0x170/0x170
[  207.354464]  ? kernel_text_address+0x79/0xf0
[  207.358876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  207.364417]  ? check_preemption_disabled+0x48/0x200
[  207.369449]  ? check_preemption_disabled+0x48/0x200
[  207.374480]  ? __lock_is_held+0xb5/0x140
[  207.379046]  __alloc_pages_nodemask+0xa80/0xde0
[  207.383739]  ? graph_lock+0x170/0x170
[  207.387550]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  207.392565]  ? graph_lock+0x170/0x170
[  207.396392]  ? find_held_lock+0x36/0x1c0
[  207.400462]  ? ____cache_alloc_node+0x1c7/0x1e0
[  207.405641]  ? lock_downgrade+0x900/0x900
[  207.409801]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  207.415818]  cache_grow_begin+0x91/0x8c0
[  207.419886]  ? do_raw_spin_unlock+0xa7/0x2f0
[  207.424308]  fallback_alloc+0x203/0x2e0
[  207.428293]  ____cache_alloc_node+0x1c7/0x1e0
[  207.433254]  kmem_cache_alloc+0x1f8/0x730
[  207.437421]  skb_clone+0x1bb/0x500
[  207.441438]  ? skb_split+0x11e0/0x11e0
[  207.445332]  ? preempt_notifier_register+0x200/0x200
[  207.450433]  ? __switch_to_asm+0x34/0x70
[  207.454495]  ? __switch_to_asm+0x34/0x70
[  207.458554]  ? __switch_to_asm+0x40/0x70
[  207.462611]  ? __switch_to_asm+0x34/0x70
[  207.467115]  ? __switch_to_asm+0x40/0x70
[  207.471173]  ? __switch_to_asm+0x40/0x70
[  207.475234]  ? __switch_to_asm+0x34/0x70
[  207.479298]  ? __switch_to_asm+0x34/0x70
[  207.483358]  ? __switch_to_asm+0x40/0x70
[  207.487419]  ? __switch_to_asm+0x34/0x70
[  207.491489]  bpf_clone_redirect+0xb9/0x490
[  207.495742]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  207.500777]  ? __sched_text_start+0x8/0x8
[  207.505386]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  207.510172]  ? find_held_lock+0x36/0x1c0
[  207.514238]  ? lock_acquire+0x1ed/0x520
[  207.518211]  ? bpf_test_run+0x32e/0x5a0
[  207.522188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  207.527742]  ? check_preemption_disabled+0x48/0x200
[  207.533250]  ? kasan_check_read+0x11/0x20
[  207.537403]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  207.543161]  ? rcu_bh_qs+0xc0/0xc0
[  207.546703]  ? preempt_schedule+0x4d/0x60
[  207.551370]  ? ___preempt_schedule+0x16/0x18
[  207.555794]  ? bpf_test_run+0x1c0/0x5a0
[  207.559779]  ? netlink_diag_dump+0x2a0/0x2a0
[  207.564681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  207.570226]  ? bpf_test_init.isra.9+0x70/0x100
[  207.575301]  ? bpf_prog_test_run_skb+0x634/0xb40
[  207.580068]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  207.584908]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  207.590444]  ? fput+0x130/0x1a0
[  207.594213]  ? __bpf_prog_get+0x9b/0x290
[  207.598278]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  207.603625]  ? bpf_prog_test_run+0x130/0x1a0
[  207.608036]  ? __x64_sys_bpf+0x3d8/0x510
[  207.612101]  ? bpf_prog_get+0x20/0x20
[  207.615925]  ? do_syscall_64+0x1b9/0x820
[  207.620003]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  207.625821]  ? syscall_return_slowpath+0x5e0/0x5e0
[  207.630792]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  207.636159]  ? trace_hardirqs_off+0x300/0x300
[  207.640689]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  207.645727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  207.656942]  ? prepare_exit_to_usermode+0x291/0x3b0
[  207.662471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  207.667781]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  207.673171] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  207.673173] Mem-Info:
[  207.673209] active_anon:44735 inactive_anon:372 isolated_anon:0
[  207.673209]  active_file:12 inactive_file:15 isolated_file:0
[  207.673209]  unevictable:0 dirty:0 writeback:0 unstable:0
[  207.673209]  slab_reclaimable:8838 slab_unreclaimable:1478676
[  207.673209]  mapped:8404 shmem:380 pagetables:420 bounce:0
[  207.673209]  free:13792 free_pcp:444 free_cma:0
[  207.680106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  207.682551] Node 0 active_anon:178940kB inactive_anon:1488kB active_file:48kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33616kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  207.715300] Call Trace:
[  207.725091] Node 0 
[  207.752678]  <IRQ>
[  207.755270] 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
[  207.757469]  dump_stack+0x1c4/0x2b4
[  207.760025] lowmem_reserve[]:
[  207.785509]  ? dump_stack_print_info.cold.2+0x52/0x52
[  207.785525]  warn_alloc.cold.118+0xb7/0x1bd
[  207.785534]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  207.785545]  ? lock_downgrade+0x900/0x900
[  207.785557]  ? trace_hardirqs_off+0xb8/0x300
[  207.785568]  ? trace_hardirqs_off+0xb8/0x300
[  207.785580]  __alloc_pages_slowpath+0x2667/0x2d80
[  207.785604]  ? warn_alloc+0x120/0x120
[  207.785613]  ? mark_held_locks+0x130/0x130
[  207.785621]  ? warn_alloc+0x120/0x120
[  207.785630]  ? print_usage_bug+0xc0/0xc0
[  207.785638]  ? warn_alloc+0x120/0x120
[  207.785646]  ? print_usage_bug+0xc0/0xc0
[  207.785654]  ? run_posix_cpu_timers+0x6b7/0x2540
[  207.785667]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  207.785676]  ? should_fail+0x22d/0xd01
[  207.785687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  207.785694]  ? __lock_acquire+0x7ec/0x4ec0
[  207.785705]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  207.785721]  ? __lock_acquire+0x7ec/0x4ec0
[  207.785735]  ? should_fail+0x22d/0xd01
[  207.785759]  ? mark_held_locks+0x130/0x130
[  207.789358]  0
[  207.792468]  ? mark_held_locks+0x130/0x130
[  207.797624]  2817 6321
[  207.801943]  ? __lock_acquire+0x7ec/0x4ec0
[  207.806772]  6321
[  207.810912]  ? graph_lock+0x170/0x170
[  207.819690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  207.825014] Node 0 
[  207.828811]  ? check_preemption_disabled+0x48/0x200
[  207.833044] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  207.836812]  ? check_preemption_disabled+0x48/0x200
[  207.840844] lowmem_reserve[]:
[  207.844643]  ? __lock_is_held+0xb5/0x140
[  207.849145]  0
[  207.853897]  __alloc_pages_nodemask+0xa80/0xde0
[  207.859408]  0
[  207.863285]  ? graph_lock+0x170/0x170
[  207.868361]  3503
[  207.872588]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  207.877657]  3503
[  207.881895]  ? graph_lock+0x170/0x170
[  207.886271] Node 0 
[  207.890517]  ? find_held_lock+0x36/0x1c0
[  207.892319] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176892kB inactive_anon:1488kB active_file:48kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1680kB bounce:0kB free_pcp:1528kB local_pcp:256kB free_cma:0kB
[  207.896522]  ? ____cache_alloc_node+0x1c7/0x1e0
[  207.898989] lowmem_reserve[]:
[  207.903219]  ? lock_downgrade+0x900/0x900
[  207.905727]  0
[  207.909516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  207.915024]  0
[  207.917256]  cache_grow_begin+0x91/0x8c0
[  207.922720]  0
[  207.949867]  ? do_raw_spin_unlock+0xa7/0x2f0
[  207.955354]  0
[  207.958462]  fallback_alloc+0x203/0x2e0
[  207.962511] Node 0 
[  207.964310]  ____cache_alloc_node+0x1c7/0x1e0
[  207.968941] DMA: 1*4kB 
[  207.970756]  __kmalloc+0x208/0x760
[  207.975023] (U) 
[  207.977107]  ? __neigh_create+0x30b/0x2130
[  207.986019] 0*8kB 0*16kB 
[  207.988105]  __neigh_create+0x30b/0x2130
[  207.991890] 1*32kB (U) 
[  207.994127]  ? trace_hardirqs_on+0xbd/0x310
[  207.998160] 2*64kB 
[  208.026618]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  208.031257] (U) 
[  208.034356]  ? ip6t_do_table+0xd9e/0x1d30
[  208.038469] 1*128kB (U) 
[  208.040277]  ? mark_held_locks+0x130/0x130
[  208.046246] 1*256kB 
[  208.048057]  ? __local_bh_enable_ip+0x160/0x260
[  208.052591] (U) 0*512kB 
[  208.054396]  ? neigh_hash_alloc+0x1e0/0x1e0
[  208.058775] 1*1024kB 
[  208.060569]  ? graph_lock+0x170/0x170
[  208.064515] (U) 
[  208.066764]  ? ip6t_do_table+0xd9e/0x1d30
[  208.071227] 1*2048kB (M) 
[  208.073816]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  208.077817] 3*4096kB (M) 
[  208.079794]  ? trace_hardirqs_on+0xbd/0x310
[  208.084025] = 15908kB
[  208.086774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.090810] Node 0 
[  208.093390]  ? ip6t_do_table+0xd6a/0x1d30
[  208.097683] DMA32: 
[  208.099916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.105424] 3*4kB 
[  208.107396]  ? check_preemption_disabled+0x48/0x200
[  208.112024] (UM) 0*8kB 
[  208.114700]  ? check_preemption_disabled+0x48/0x200
[  208.118915] 3*16kB 
[  208.121239]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  208.125872] (M) 
[  208.128532]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  208.132829] 2*32kB 
[  208.135249]  ? rcu_pm_notify+0xc0/0xc0
[  208.139025] (UM) 
[  208.141011]  ? graph_lock+0x170/0x170
[  208.145580] 3*64kB (UM) 
[  208.148340]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  208.153759] 3*128kB (M) 
[  208.156522]  ip6_finish_output2+0xa59/0x27a0
[  208.160812] 2*256kB 
[  208.163228]  ? ip6_copy_metadata+0xe30/0xe30
[  208.168737] (M) 
[  208.170964]  ? ip6_mtu+0x39c/0x520
[  208.175116] 3*512kB 
[  208.177342]  ? lock_downgrade+0x900/0x900
[  208.182851] (M) 
[  208.184998]  ? check_preemption_disabled+0x48/0x200
[  208.189979] 4*1024kB (UM) 
[  208.192570]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  208.197560] 1*2048kB 
[  208.199791]  ? kasan_check_read+0x11/0x20
[  208.205295] (M) 
[  208.207270]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  208.207278]  ? rcu_bh_qs+0xc0/0xc0
[  208.207291]  ? ip6_mtu+0x160/0x520
[  208.207297]  ? dst_hold+0x2f0/0x2f0
[  208.207305]  ? kasan_check_read+0x11/0x20
[  208.207312]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  208.207319]  ? nf_nat_ipv6_out+0x212/0x550
[  208.207328]  ip6_finish_output+0x5fe/0xbc0
[  208.207335]  ? ip6_finish_output+0x5fe/0xbc0
[  208.207359]  ip6_output+0x23e/0xa00
[  208.207367]  ? check_preemption_disabled+0x48/0x200
[  208.207391]  ? ip6_finish_output+0xbc0/0xbc0
[  208.207416]  ? ip6_fragment+0x38c0/0x38c0
[  208.207423]  ? __lock_is_held+0xb5/0x140
[  208.207439]  ndisc_send_skb+0x1005/0x1570
[  208.207452]  ? ndisc_constructor+0xc40/0xc40
[  208.207462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.207470]  ? refcount_sub_and_test_checked+0x203/0x310
[  208.207481]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  208.207496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.207507]  ndisc_send_rs+0x134/0x6e0
[  208.207518]  addrconf_rs_timer+0x3c0/0x6f0
[  208.207529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  208.207545]  call_timer_fn+0x272/0x920
[  208.207553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  208.207561]  ? process_timeout+0x40/0x40
[  208.207568]  ? find_held_lock+0x36/0x1c0
[  208.207580]  ? mark_held_locks+0xc7/0x130
[  208.207590]  ? _raw_spin_unlock_irq+0x27/0x80
[  208.207597]  ? _raw_spin_unlock_irq+0x27/0x80
[  208.207604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  208.207612]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  208.207620]  ? trace_hardirqs_on+0xbd/0x310
[  208.207628]  ? kasan_check_read+0x11/0x20
[  208.207635]  ? __run_timers+0x7da/0xc70
[  208.207644]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  208.207654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  208.207681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  208.207688]  __run_timers+0x7e5/0xc70
[  208.207731]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  208.207747]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  208.213257] 4*4096kB (M) 
[  208.215496]  ? graph_lock+0x170/0x170
[  208.219359] = 25276kB
[  208.221412]  ? print_usage_bug+0xc0/0xc0
[  208.225185] Node 0 
[  208.227851]  ? lock_release+0x970/0x970
[  208.233016] Normal: 
[  208.235687]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  208.240071] 1020*4kB 
[  208.242390]  ? find_held_lock+0x36/0x1c0
[  208.246769] (UMEH) 
[  208.248745]  ? graph_lock+0x170/0x170
[  208.252259] 383*8kB 
[  208.254574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.258697] (MEH) 
[  208.260685]  ? check_preemption_disabled+0x48/0x200
[  208.265671] 159*16kB 
[  208.268530]  ? __lock_is_held+0xb5/0x140
[  208.274294] (UMEH) 
[  208.276685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.276694]  ? check_preemption_disabled+0x48/0x200
[  208.276707]  run_timer_softirq+0x52/0xb0
[  208.276727]  ? rcu_read_lock_sched_held+0x108/0x120
[  208.276745]  __do_softirq+0x30b/0xad8
[  208.280870] 83*32kB (UMEH) 
[  208.282861]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  208.288109] 19*64kB 
[  208.291641]  ? pvclock_read_flags+0x160/0x160
[  208.295156] (UM) 
[  208.298777]  ? lapic_next_event+0x5a/0x90
[  208.302893] 4*128kB (M) 
[  208.308159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.308168]  ? check_preemption_disabled+0x48/0x200
[  208.308176]  ? check_preemption_disabled+0x48/0x200
[  208.308215]  ? kvm_clock_read+0x18/0x30
[  208.308227]  ? kvm_sched_clock_read+0x9/0x20
[  208.308237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.308245]  ? check_preemption_disabled+0x48/0x200
[  208.308260]  irq_exit+0x17f/0x1c0
[  208.308269]  smp_apic_timer_interrupt+0x1cb/0x760
[  208.308277]  ? smp_reschedule_interrupt+0x109/0x650
[  208.308286]  ? smp_call_function_single_interrupt+0x650/0x650
[  208.308294]  ? interrupt_entry+0xb5/0xf0
[  208.308316]  ? trace_hardirqs_off_caller+0xbb/0x300
[  208.308324]  ? trace_hardirqs_off_caller+0xbb/0x300
[  208.308334]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  208.308342]  ? trace_hardirqs_off+0x300/0x300
[  208.308349]  ? trace_hardirqs_off+0x300/0x300
[  208.308357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.308366]  ? check_preemption_disabled+0x48/0x200
[  208.308373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.308385]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  208.308398]  apic_timer_interrupt+0xf/0x20
[  208.308402]  </IRQ>
[  208.308432] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  208.308443] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  208.308448] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  208.308459] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  208.308464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  208.308469] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  208.308474] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  208.308479] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  208.308500]  retint_kernel+0x1b/0x2d
[  208.308508] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  208.308529] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  208.308533] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  208.308541] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  208.308546] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  208.308551] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  208.308556] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  208.308560] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  208.308574]  ? arch_local_irq_restore+0x45/0x52
[  208.308584]  dump_stack+0x26a/0x2b4
[  208.308593]  ? dump_stack_print_info.cold.2+0x52/0x52
[  208.308602]  ? mark_held_locks+0x130/0x130
[  208.308622]  ? mark_held_locks+0x130/0x130
[  208.308634]  dump_header+0x27b/0xf72
[  208.308649]  ? pagefault_out_of_memory+0x197/0x197
[  208.308659]  ? mark_held_locks+0x130/0x130
[  208.308667]  ? __lock_acquire+0x7ec/0x4ec0
[  208.308676]  ? mem_cgroup_charge_statistics+0x780/0x780
[  208.308684]  ? print_usage_bug+0xc0/0xc0
[  208.308691]  ? print_usage_bug+0xc0/0xc0
[  208.308703]  ? graph_lock+0x170/0x170
[  208.308709]  ? graph_lock+0x170/0x170
[  208.308743]  ? print_usage_bug+0xc0/0xc0
[  208.308750]  ? print_usage_bug+0xc0/0xc0
[  208.308762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.308772]  ? find_held_lock+0x36/0x1c0
[  208.308784]  ? mark_held_locks+0xc7/0x130
[  208.308808]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  208.308815]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  208.308852]  ? lockdep_hardirqs_on+0x421/0x5c0
[  208.308867]  ? trace_hardirqs_on+0xbd/0x310
[  208.308882]  ? kasan_check_read+0x11/0x20
[  208.308890]  ? ___ratelimit+0x36f/0x655
[  208.308899]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  208.308907]  ? trace_hardirqs_on+0x310/0x310
[  208.308915]  ? lock_downgrade+0x900/0x900
[  208.308926]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  208.308935]  ? ___ratelimit+0xaa/0x655
[  208.308956]  ? idr_get_free+0xec0/0xec0
[  208.308965]  ? kasan_check_write+0x14/0x20
[  208.308974]  ? do_raw_spin_lock+0xc1/0x200
[  208.308985]  oom_kill_process.cold.27+0x10/0x903
[  208.308994]  ? graph_lock+0x170/0x170
[  208.309001]  ? _raw_spin_unlock+0x2c/0x50
[  208.309008]  ? oom_badness+0xe6/0xaa0
[  208.309022]  ? oom_evaluate_task+0x540/0x540
[  208.309032]  ? find_held_lock+0x36/0x1c0
[  208.309056]  ? out_of_memory+0x974/0x14c0
[  208.309064]  ? lock_downgrade+0x900/0x900
[  208.309072]  ? check_preemption_disabled+0x48/0x200
[  208.309084]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  208.309091]  ? kasan_check_read+0x11/0x20
[  208.309100]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  208.309108]  ? rcu_bh_qs+0xc0/0xc0
[  208.309118]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  208.309125]  ? oom_evaluate_task+0x302/0x540
[  208.309135]  out_of_memory+0xa86/0x14c0
[  208.309160]  ? oom_killer_disable+0x3a0/0x3a0
[  208.309168]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  208.309178]  ? __mutex_add_waiter+0x2a0/0x2a0
[  208.309193]  __alloc_pages_slowpath+0x2318/0x2d80
[  208.309216]  ? warn_alloc+0x120/0x120
[  208.309227]  ? __radix_tree_lookup+0x4c0/0x4c0
[  208.309254]  ? find_get_entry+0x2f2/0xc40
[  208.309267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  208.309277]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  208.309285]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  208.309293]  ? should_fail+0x22d/0xd01
[  208.309304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  208.309311]  ? __lock_is_held+0xb5/0x140
[  208.309345]  ? __lock_is_held+0xb5/0x140
[  208.309356]  ? find_held_lock+0x36/0x1c0
[  208.309367]  ? ___might_sleep+0x1ed/0x300
[  208.309374]  ? lock_release+0x970/0x970
[  208.309382]  ? arch_local_save_flags+0x40/0x40
[  208.309397]  ? __might_sleep+0x95/0x190
[  208.309407]  __alloc_pages_nodemask+0xa80/0xde0
[  208.309445]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  208.309471]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  208.309479]  ? kasan_check_read+0x11/0x20
[  208.309487]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  208.309496]  ? graph_lock+0x170/0x170
[  208.309506]  ? print_usage_bug+0xc0/0xc0
[  208.309515]  ? graph_lock+0x170/0x170
[  208.309522]  ? graph_lock+0x170/0x170
[  208.309542]  ? __do_page_cache_readahead+0x7ce/0x980
[  208.309553]  ? find_held_lock+0x36/0x1c0
[  208.309564]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  208.309574]  alloc_pages_current+0x10c/0x210
[  208.309581]  ? lock_downgrade+0x900/0x900
[  208.309591]  __page_cache_alloc+0x38f/0x5b0
[  208.309600]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  208.309607]  ? kasan_check_read+0x11/0x20
[  208.309616]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  208.309626]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  208.309634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  208.309655]  ? check_preemption_disabled+0x48/0x200
[  208.309668]  filemap_fault+0x1594/0x25f0
[  208.309683]  ? __lock_page_or_retry+0xa00/0xa00
[  208.309691]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  208.309699]  ? kasan_check_read+0x11/0x20
[  208.309707]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  208.309725]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  208.309743]  ? rcu_bh_qs+0xc0/0xc0
[  208.316583] 0*256kB 
[  208.320810]  ? trace_hardirqs_on+0xbd/0x310
[  208.325187] 0*512kB 0*1024kB 
[  208.328814]  ? kasan_check_read+0x11/0x20
[  208.333811] 0*2048kB 0*4096kB 
[  208.338250]  ? __free_object+0x173/0x340
[  208.342374] = 14072kB
[  208.346430]  ? filemap_map_pages+0xdea/0x1980
[  208.350559] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  208.354955]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  208.360466] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  208.365929]  ? __free_object+0x173/0x340
[  208.371356] 407 total pagecache pages
[  208.376885]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  208.380754] 0 pages in swap cache
[  208.384970]  ? debug_object_free+0x325/0x690
[  208.389201] Swap cache stats: add 0, delete 0, find 0/0
[  208.393077]  ? find_get_pages_range_tag+0x1320/0x1320
[  208.397283] Free swap  = 0kB
[  208.401323]  ? graph_lock+0x170/0x170
[  208.401336]  ? kasan_check_read+0x11/0x20
[  208.401345]  ? debug_object_destroy+0x2b0/0x2b0
[  208.401358]  ? lock_acquire+0x1ed/0x520
[  208.401367]  ? ext4_filemap_fault+0x7a/0xad
[  208.401378]  ? lock_release+0x970/0x970
[  208.401386]  ? arch_local_save_flags+0x40/0x40
[  208.401397]  ? futex_wait_setup+0x3e0/0x3e0
[  208.401411]  ? down_read+0xb0/0x1d0
[  208.401417]  ? ext4_filemap_fault+0x7a/0xad
[  208.401425]  ? __down_interruptible+0x700/0x700
[  208.401443]  ext4_filemap_fault+0x82/0xad
[  208.401453]  __do_fault+0x100/0x6b0
[  208.401463]  ? print_bad_pte+0x6c0/0x6c0
[  208.401471]  ? do_futex+0x249/0x26d0
[  208.401478]  ? finish_task_switch+0x1f5/0x900
[  208.401487]  ? _raw_spin_unlock_irq+0x27/0x80
[  208.401494]  ? pmd_val+0x88/0x100
[  208.401502]  ? add_mm_counter_fast+0xd0/0xd0
[  208.401509]  ? pmd_val+0x88/0x100
[  208.401517]  ? add_mm_counter_fast+0xd0/0xd0
[  208.401527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  208.401538]  __handle_mm_fault+0x3709/0x53e0
[  208.401551]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  208.401559]  ? graph_lock+0x170/0x170
[  208.401568]  ? print_usage_bug+0xc0/0xc0
[  208.401574]  ? __switch_to_asm+0x34/0x70
[  208.401583]  ? graph_lock+0x170/0x170
[  208.401590]  ? graph_lock+0x170/0x170
[  208.401607]  ? handle_mm_fault+0x42a/0xc70
[  208.401616]  ? lock_downgrade+0x900/0x900
[  208.401624]  ? check_preemption_disabled+0x48/0x200
[  208.401636]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  208.401643]  ? kasan_check_read+0x11/0x20
[  208.401652]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  208.401660]  ? rcu_bh_qs+0xc0/0xc0
[  208.401667]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  208.401676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  208.401684]  ? check_preemption_disabled+0x48/0x200
[  208.401696]  handle_mm_fault+0x54f/0xc70
[  208.401706]  ? __handle_mm_fault+0x53e0/0x53e0
[  208.401731]  ? find_vma+0x34/0x190
[  208.401751]  __do_page_fault+0x67d/0xed0
[  208.405787] Total swap = 0kB
[  208.409927]  ? mm_fault_error+0x380/0x380
[  208.414395] 1965979 pages RAM
[  208.418883]  ? trace_hardirqs_off+0xb8/0x300
[  208.423090] 0 pages HighMem/MovableOnly
[  208.427678]  ? trace_hardirqs_on+0x310/0x310
[  208.432462] 342744 pages reserved
[  208.436600]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  208.440550] 0 pages cma reserved
[  208.446007]  ? trace_hardirqs_on+0x310/0x310
[  208.456146] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  208.458242]  do_page_fault+0xf2/0x7e0
[  208.463580] syz-executor3 cpuset=
[  208.468601]  ? vmalloc_sync_all+0x30/0x30
[  208.471330] syz3
[  208.475162]  ? error_entry+0x70/0xd0
[  208.477552]  mems_allowed=0
[  208.481603]  ? trace_hardirqs_off_caller+0xbb/0x300
[  209.601321]  ? trace_hardirqs_on_caller+0xc0/0x300
[  209.606263]  ? syscall_return_slowpath+0x5e0/0x5e0
[  209.611234]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  209.616081]  ? trace_hardirqs_off+0x300/0x300
[  209.620566]  ? trace_hardirqs_off_caller+0x300/0x300
[  209.625667]  ? prepare_exit_to_usermode+0x291/0x3b0
[  209.630690]  ? page_fault+0x8/0x30
[  209.634249]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  209.639097]  ? page_fault+0x8/0x30
[  209.642641]  page_fault+0x1e/0x30
[  209.646118] RIP: 0033:0x45ddf3
[  209.649310] Code: Bad RIP value.
[  209.652674] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  209.658043] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  209.665306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  209.672563] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  209.679820] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  209.687085] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  209.694383] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  209.694385] Mem-Info:
[  209.694415] active_anon:44712 inactive_anon:372 isolated_anon:0
[  209.694415]  active_file:15 inactive_file:12 isolated_file:0
[  209.694415]  unevictable:0 dirty:0 writeback:0 unstable:0
[  209.694415]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  209.694415]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  209.694415]  free:13792 free_pcp:444 free_cma:0
[  209.701578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  209.704022] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  209.738201] Call Trace:
[  209.747546] Node 0 
[  209.775639]  dump_stack+0x1c4/0x2b4
[  209.778227] 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
[  209.780921]  ? dump_stack_print_info.cold.2+0x52/0x52
[  209.784520] lowmem_reserve[]:
[  209.810934]  warn_alloc.cold.118+0xb7/0x1bd
[  209.816089]  0
[  209.819191]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  209.823484]  2817
[  209.825280]  ? lock_downgrade+0x900/0x900
[  209.830094]  6321
[  209.832186]  ? trace_hardirqs_off+0xb8/0x300
[  209.836304]  6321
[  209.838367]  ? trace_hardirqs_off+0xb8/0x300
[  209.847761]  __alloc_pages_slowpath+0x2667/0x2d80
[  209.851424] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  209.856301]  ? warn_alloc+0x120/0x120
[  209.856323]  ? attach_entity_load_avg+0x860/0x860
[  209.883878] lowmem_reserve[]:
[  209.887676]  ? warn_alloc+0x120/0x120
[  209.892492]  0
[  209.896035]  ? print_usage_bug+0xc0/0xc0
[  209.899806]  0
[  209.901600]  ? warn_alloc+0x120/0x120
[  209.905632]  3503
[  209.907432]  ? print_usage_bug+0xc0/0xc0
[  209.911200]  3503
[  209.913281]  ? rb_erase+0x3710/0x3710
[  209.917312] Node 0 
[  209.919368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  209.923165] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  209.925370]  ? should_fail+0x22d/0xd01
[  209.930891] lowmem_reserve[]:
[  209.962841]  ? graph_lock+0x170/0x170
[  209.966730]  0 0
[  209.970302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  209.974074]  0
[  209.976042]  ? __lock_acquire+0x7ec/0x4ec0
[  209.981119]  0
[  209.982916]  ? should_fail+0x22d/0xd01
[  209.988939]  ? mark_held_locks+0x130/0x130
[  209.992794] Node 0 DMA: 
[  209.997541]  ? mark_held_locks+0x130/0x130
[  209.997558]  ? __lock_acquire+0x7ec/0x4ec0
[  210.000209] 1*4kB 
[  210.004955]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  210.009157] (U) 
[  210.011300]  ? graph_lock+0x170/0x170
[  210.017070] 0*8kB 
[  210.019062]  ? graph_lock+0x170/0x170
[  210.022833] 0*16kB 
[  210.025468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.029247] 1*32kB 
[  210.031493]  ? check_preemption_disabled+0x48/0x200
[  210.037003] (U) 
[  210.039253]  ? check_preemption_disabled+0x48/0x200
[  210.044251] 2*64kB 
[  210.046228]  ? __lock_is_held+0xb5/0x140
[  210.051210] (U) 
[  210.053453]  __alloc_pages_nodemask+0xa80/0xde0
[  210.057481] 1*128kB 
[  210.059446]  ? graph_lock+0x170/0x170
[  210.064090] (U) 
[  210.066908]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  210.070683] 1*256kB 
[  210.072653]  ? graph_lock+0x170/0x170
[  210.077636] (U) 0*512kB 
[  210.079972]  ? find_held_lock+0x36/0x1c0
[  210.083742] 1*1024kB 
[  210.086414]  ? ____cache_alloc_node+0x1c7/0x1e0
[  210.090442] (U) 
[  210.092864]  ? lock_downgrade+0x900/0x900
[  210.097507] 1*2048kB 
[  210.099978]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  210.104095] (M) 
[  210.106502]  cache_grow_begin+0x91/0x8c0
[  210.112010] 3*4096kB 
[  210.113982]  ? do_raw_spin_unlock+0xa7/0x2f0
[  210.118014] (M) 
[  210.120424]  fallback_alloc+0x203/0x2e0
[  210.124795] = 15908kB
[  210.124804] Node 0 
[  210.127222]  ____cache_alloc_node+0x1c7/0x1e0
[  210.131171] DMA32: 
[  210.133580]  kmem_cache_alloc+0x1f8/0x730
[  210.135789] 3*4kB 
[  210.140297]  skb_clone+0x1bb/0x500
[  210.142498] (UM) 
[  210.146643]  ? finish_task_switch+0x2f5/0x900
[  210.148767] 0*8kB 
[  210.152301]  ? skb_split+0x11e0/0x11e0
[  210.154341] 3*16kB 
[  210.158829]  ? preempt_notifier_register+0x200/0x200
[  210.160952] (M) 
[  210.165349]  ? __switch_to_asm+0x34/0x70
[  210.167554] 2*32kB (UM) 
[  210.174647]  ? __switch_to_asm+0x34/0x70
[  210.176601] 3*64kB 
[  210.181609]  ? __switch_to_asm+0x40/0x70
[  210.184253] (UM) 
[  210.188307]  ? __switch_to_asm+0x34/0x70
[  210.190532] 3*128kB 
[  210.195078]  ? __switch_to_asm+0x40/0x70
[  210.197119] (M) 
[  210.201172]  ? __switch_to_asm+0x34/0x70
[  210.203469] 2*256kB 
[  210.207523]  ? __switch_to_asm+0x40/0x70
[  210.209492] (M) 
[  210.213656]  ? __switch_to_asm+0x34/0x70
[  210.213673]  ? __switch_to_asm+0x34/0x70
[  210.215980] 3*512kB 
[  210.220024]  ? __switch_to_asm+0x40/0x70
[  210.220041]  ? __switch_to_asm+0x34/0x70
[  210.221986] (M) 4*1024kB 
[  210.226565]  bpf_clone_redirect+0xb9/0x490
[  210.230593] (UM) 
[  210.232913]  ? __schedule+0x874/0x1ed0
[  210.236944] 1*2048kB 
[  210.241004]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  210.243742] (M) 4*4096kB 
[  210.247978]  ? __sched_text_start+0x8/0x8
[  210.250027] (M) 
[  210.253914]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  210.256293] = 25276kB
[  210.261778]  ? find_held_lock+0x36/0x1c0
[  210.264503] Node 0 
[  210.268644]  ? lock_acquire+0x1ed/0x520
[  210.270591] Normal: 
[  210.280557]  ? bpf_test_run+0x32e/0x5a0
[  210.282948] 1020*4kB 
[  210.287505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.289741] (UMEH) 
[  210.293743]  ? check_preemption_disabled+0x48/0x200
[  210.296026] 383*8kB (MEH) 
[  210.300498]  ? kasan_check_read+0x11/0x20
[  210.302884] 159*16kB 
[  210.308426]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  210.310631] (UMEH) 
[  210.315643]  ? rcu_bh_qs+0xc0/0xc0
[  210.318460] 83*32kB (UMEH) 
[  210.322615]  ? preempt_schedule+0x4d/0x60
[  210.324995] 19*64kB 
[  210.330765]  ? ___preempt_schedule+0x16/0x18
[  210.332977] (UM) 
[  210.336514]  ? bpf_test_run+0x1c0/0x5a0
[  210.339424] 4*128kB 
[  210.343573]  ? netlink_diag_dump+0x2a0/0x2a0
[  210.345866] (M) 
[  210.350777]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  210.352815] 0*256kB 
[  210.356781]  ? bpf_test_init.isra.9+0x70/0x100
[  210.359080] 0*512kB 
[  210.363997]  ? bpf_prog_test_run_skb+0x634/0xb40
[  210.365944] 0*1024kB 0*2048kB 
[  210.371485]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  210.373771] 0*4096kB = 14072kB
[  210.378365]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  210.380667] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  210.385765]  ? fput+0x130/0x1a0
[  210.388938] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  210.393769]  ? __bpf_prog_get+0x9b/0x290
[  210.396938] 407 total pagecache pages
[  210.402468]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  210.411283] 0 pages in swap cache
[  210.415036]  ? bpf_prog_test_run+0x130/0x1a0
[  210.423593] Swap cache stats: add 0, delete 0, find 0/0
[  210.427646]  ? __x64_sys_bpf+0x3d8/0x510
[  210.431417] Free swap  = 0kB
[  210.436265]  ? bpf_prog_get+0x20/0x20
[  210.439692] Total swap = 0kB
[  210.444114]  ? do_syscall_64+0x1b9/0x820
[  210.449433] 1965979 pages RAM
[  210.453951]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  210.453971]  ? syscall_return_slowpath+0x5e0/0x5e0
[  210.456962] 0 pages HighMem/MovableOnly
[  210.456971] 342744 pages reserved
[  210.460780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  210.463765] 0 pages cma reserved
[  210.464482] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  210.467835]  ? trace_hardirqs_off+0x300/0x300
[  210.470918] syz-fuzzer cpuset=
[  210.476275]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  210.481175] /
[  210.485161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.488585]  mems_allowed=0
[  210.493430]  ? prepare_exit_to_usermode+0x291/0x3b0
[  210.535771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  210.540625]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  210.546972] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  210.547146] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  210.553895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  210.553904] Call Trace:
[  210.564376] syz-executor3 cpuset=
[  210.573725]  <IRQ>
[  210.573743]  dump_stack+0x1c4/0x2b4
[  210.573760]  ? dump_stack_print_info.cold.2+0x52/0x52
[  210.576561] syz3
[  210.579986]  warn_alloc.cold.118+0xb7/0x1bd
[  210.580004]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  210.580022]  ? lock_downgrade+0x900/0x900
[  210.580046]  ? trace_hardirqs_off+0xb8/0x300
[  210.582312]  mems_allowed=0
[  210.585936]  ? trace_hardirqs_off+0xb8/0x300
[  210.618035]  __alloc_pages_slowpath+0x2667/0x2d80
[  210.622910]  ? warn_alloc+0x120/0x120
[  210.626721]  ? warn_alloc+0x120/0x120
[  210.630522]  ? print_usage_bug+0xc0/0xc0
[  210.634587]  ? warn_alloc+0x120/0x120
[  210.638388]  ? print_usage_bug+0xc0/0xc0
[  210.642446]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  210.647632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  210.653160]  ? should_fail+0x22d/0xd01
[  210.657058]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  210.662158]  ? __lock_acquire+0x7ec/0x4ec0
[  210.666400]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  210.671504]  ? __lock_acquire+0x7ec/0x4ec0
[  210.675767]  ? should_fail+0x22d/0xd01
[  210.679662]  ? mark_held_locks+0x130/0x130
[  210.683903]  ? mark_held_locks+0x130/0x130
[  210.688165]  ? graph_lock+0x170/0x170
[  210.691971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.697500]  ? check_preemption_disabled+0x48/0x200
[  210.702511]  ? check_preemption_disabled+0x48/0x200
[  210.707537]  ? __lock_is_held+0xb5/0x140
[  210.711608]  __alloc_pages_nodemask+0xa80/0xde0
[  210.716277]  ? graph_lock+0x170/0x170
[  210.720083]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  210.725097]  ? graph_lock+0x170/0x170
[  210.728934]  ? find_held_lock+0x36/0x1c0
[  210.733004]  ? ____cache_alloc_node+0x1c7/0x1e0
[  210.737674]  ? lock_downgrade+0x900/0x900
[  210.741832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.747379]  cache_grow_begin+0x91/0x8c0
[  210.751439]  ? do_raw_spin_unlock+0xa7/0x2f0
[  210.755873]  fallback_alloc+0x203/0x2e0
[  210.759855]  ____cache_alloc_node+0x1c7/0x1e0
[  210.764358]  __kmalloc+0x208/0x760
[  210.767907]  ? __neigh_create+0x30b/0x2130
[  210.772150]  __neigh_create+0x30b/0x2130
[  210.776212]  ? trace_hardirqs_on+0xbd/0x310
[  210.780537]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  210.786074]  ? ip6t_do_table+0xd9e/0x1d30
[  210.790236]  ? mark_held_locks+0x130/0x130
[  210.794477]  ? __local_bh_enable_ip+0x160/0x260
[  210.799152]  ? neigh_hash_alloc+0x1e0/0x1e0
[  210.803475]  ? graph_lock+0x170/0x170
[  210.807273]  ? ip6t_do_table+0xd9e/0x1d30
[  210.811439]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  210.816887]  ? trace_hardirqs_on+0xbd/0x310
[  210.821234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.826775]  ? ip6t_do_table+0xd6a/0x1d30
[  210.830920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.836452]  ? check_preemption_disabled+0x48/0x200
[  210.841466]  ? check_preemption_disabled+0x48/0x200
[  210.846503]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  210.852037]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  210.857318]  ? rcu_pm_notify+0xc0/0xc0
[  210.861206]  ? graph_lock+0x170/0x170
[  210.865009]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  210.870212]  ip6_finish_output2+0xa59/0x27a0
[  210.874633]  ? ip6_copy_metadata+0xe30/0xe30
[  210.879045]  ? ip6_mtu+0x39c/0x520
[  210.882587]  ? lock_downgrade+0x900/0x900
[  210.886744]  ? check_preemption_disabled+0x48/0x200
[  210.891766]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  210.897561]  ? kasan_check_read+0x11/0x20
[  210.901702]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  210.906984]  ? rcu_bh_qs+0xc0/0xc0
[  210.910537]  ? ip6_mtu+0x160/0x520
[  210.914072]  ? dst_hold+0x2f0/0x2f0
[  210.917702]  ? kasan_check_read+0x11/0x20
[  210.921861]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  210.927140]  ? nf_nat_ipv6_out+0x212/0x550
[  210.931366]  ip6_finish_output+0x5fe/0xbc0
[  210.935583]  ? ip6_finish_output+0x5fe/0xbc0
[  210.939992]  ip6_output+0x23e/0xa00
[  210.943618]  ? check_preemption_disabled+0x48/0x200
[  210.948638]  ? ip6_finish_output+0xbc0/0xbc0
[  210.953048]  ? ip6_fragment+0x38c0/0x38c0
[  210.957210]  ? __lock_is_held+0xb5/0x140
[  210.961353]  ndisc_send_skb+0x1005/0x1570
[  210.965513]  ? ndisc_constructor+0xc40/0xc40
[  210.969933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.975471]  ? refcount_sub_and_test_checked+0x203/0x310
[  210.980926]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  210.986389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.991950]  ndisc_send_rs+0x134/0x6e0
[  210.995844]  addrconf_rs_timer+0x3c0/0x6f0
[  211.000090]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.004338]  call_timer_fn+0x272/0x920
[  211.008243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.012480]  ? process_timeout+0x40/0x40
[  211.016535]  ? find_held_lock+0x36/0x1c0
[  211.020604]  ? mark_held_locks+0xc7/0x130
[  211.024750]  ? _raw_spin_unlock_irq+0x27/0x80
[  211.029272]  ? _raw_spin_unlock_irq+0x27/0x80
[  211.033755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.037989]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  211.042584]  ? trace_hardirqs_on+0xbd/0x310
[  211.046919]  ? kasan_check_read+0x11/0x20
[  211.051070]  ? __run_timers+0x7da/0xc70
[  211.055047]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  211.060505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.064757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  211.068992]  __run_timers+0x7e5/0xc70
[  211.072809]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  211.078174]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  211.083325]  ? graph_lock+0x170/0x170
[  211.087129]  ? print_usage_bug+0xc0/0xc0
[  211.091191]  ? lock_release+0x970/0x970
[  211.095185]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  211.100394]  ? find_held_lock+0x36/0x1c0
[  211.104461]  ? graph_lock+0x170/0x170
[  211.108281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.113822]  ? check_preemption_disabled+0x48/0x200
[  211.118855]  ? __lock_is_held+0xb5/0x140
[  211.122918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.128454]  ? check_preemption_disabled+0x48/0x200
[  211.133475]  run_timer_softirq+0x52/0xb0
[  211.137552]  ? rcu_read_lock_sched_held+0x108/0x120
[  211.142572]  __do_softirq+0x30b/0xad8
[  211.146394]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  211.151489]  ? pvclock_read_flags+0x160/0x160
[  211.155973]  ? lapic_next_event+0x5a/0x90
[  211.160160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.165706]  ? check_preemption_disabled+0x48/0x200
[  211.170741]  ? check_preemption_disabled+0x48/0x200
[  211.175769]  ? kvm_clock_read+0x18/0x30
[  211.179747]  ? kvm_sched_clock_read+0x9/0x20
[  211.184155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.189691]  ? check_preemption_disabled+0x48/0x200
[  211.194732]  irq_exit+0x17f/0x1c0
[  211.198186]  smp_apic_timer_interrupt+0x1cb/0x760
[  211.203028]  ? smp_reschedule_interrupt+0x109/0x650
[  211.208047]  ? smp_call_function_single_interrupt+0x650/0x650
[  211.213929]  ? interrupt_entry+0xb5/0xf0
[  211.217990]  ? trace_hardirqs_off_caller+0xbb/0x300
[  211.223005]  ? trace_hardirqs_off_caller+0xbb/0x300
[  211.228028]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  211.232868]  ? trace_hardirqs_off+0x300/0x300
[  211.237359]  ? trace_hardirqs_off+0x300/0x300
[  211.241854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.247390]  ? check_preemption_disabled+0x48/0x200
[  211.252406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.257949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  211.262798]  apic_timer_interrupt+0xf/0x20
[  211.267027]  </IRQ>
[  211.269265] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  211.274468] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  211.293365] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  211.301090] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  211.308351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  211.315610] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  211.322878] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  211.330183] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  211.337531]  retint_kernel+0x1b/0x2d
[  211.341246] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  211.346522] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  211.365418] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  211.373124] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  211.380391] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  211.387655] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  211.394934] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  211.402196] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  211.409514]  ? arch_local_irq_restore+0x45/0x52
[  211.414204]  dump_stack+0x26a/0x2b4
[  211.417837]  ? dump_stack_print_info.cold.2+0x52/0x52
[  211.423033]  ? mark_held_locks+0x130/0x130
[  211.427264]  ? mark_held_locks+0x130/0x130
[  211.431506]  dump_header+0x27b/0xf72
[  211.435238]  ? pagefault_out_of_memory+0x197/0x197
[  211.440185]  ? mark_held_locks+0x130/0x130
[  211.444453]  ? __lock_acquire+0x7ec/0x4ec0
[  211.448701]  ? mem_cgroup_charge_statistics+0x780/0x780
[  211.454071]  ? print_usage_bug+0xc0/0xc0
[  211.458132]  ? print_usage_bug+0xc0/0xc0
[  211.462201]  ? graph_lock+0x170/0x170
[  211.466001]  ? graph_lock+0x170/0x170
[  211.469801]  ? print_usage_bug+0xc0/0xc0
[  211.473860]  ? print_usage_bug+0xc0/0xc0
[  211.477932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.483481]  ? find_held_lock+0x36/0x1c0
[  211.487527]  ? mark_held_locks+0xc7/0x130
[  211.491668]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  211.496770]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  211.501874]  ? lockdep_hardirqs_on+0x421/0x5c0
[  211.506459]  ? trace_hardirqs_on+0xbd/0x310
[  211.510803]  ? kasan_check_read+0x11/0x20
[  211.514951]  ? ___ratelimit+0x36f/0x655
[  211.518923]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  211.524373]  ? trace_hardirqs_on+0x310/0x310
[  211.528781]  ? lock_downgrade+0x900/0x900
[  211.532939]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  211.538111]  ? ___ratelimit+0xaa/0x655
[  211.542018]  ? idr_get_free+0xec0/0xec0
[  211.545993]  ? kasan_check_write+0x14/0x20
[  211.550239]  ? do_raw_spin_lock+0xc1/0x200
[  211.554480]  oom_kill_process.cold.27+0x10/0x903
[  211.559244]  ? graph_lock+0x170/0x170
[  211.563041]  ? _raw_spin_unlock+0x2c/0x50
[  211.567192]  ? oom_badness+0xe6/0xaa0
[  211.571002]  ? oom_evaluate_task+0x540/0x540
[  211.575417]  ? find_held_lock+0x36/0x1c0
[  211.579485]  ? out_of_memory+0x974/0x14c0
[  211.583631]  ? lock_downgrade+0x900/0x900
[  211.587771]  ? check_preemption_disabled+0x48/0x200
[  211.592788]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  211.598583]  ? kasan_check_read+0x11/0x20
[  211.602739]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.608019]  ? rcu_bh_qs+0xc0/0xc0
[  211.611564]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  211.616576]  ? oom_evaluate_task+0x302/0x540
[  211.620990]  out_of_memory+0xa86/0x14c0
[  211.624971]  ? oom_killer_disable+0x3a0/0x3a0
[  211.629466]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  211.634398]  ? __mutex_add_waiter+0x2a0/0x2a0
[  211.638905]  __alloc_pages_slowpath+0x2318/0x2d80
[  211.643783]  ? warn_alloc+0x120/0x120
[  211.647587]  ? __radix_tree_lookup+0x4c0/0x4c0
[  211.652182]  ? find_get_entry+0x2f2/0xc40
[  211.656341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.661881]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  211.666811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  211.672340]  ? should_fail+0x22d/0xd01
[  211.676236]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  211.681339]  ? __lock_is_held+0xb5/0x140
[  211.685425]  ? __lock_is_held+0xb5/0x140
[  211.689493]  ? find_held_lock+0x36/0x1c0
[  211.693546]  ? ___might_sleep+0x1ed/0x300
[  211.697681]  ? lock_release+0x970/0x970
[  211.701665]  ? arch_local_save_flags+0x40/0x40
[  211.706277]  ? __might_sleep+0x95/0x190
[  211.710257]  __alloc_pages_nodemask+0xa80/0xde0
[  211.714935]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  211.719953]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  211.725760]  ? kasan_check_read+0x11/0x20
[  211.729911]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.735190]  ? graph_lock+0x170/0x170
[  211.738990]  ? print_usage_bug+0xc0/0xc0
[  211.743056]  ? graph_lock+0x170/0x170
[  211.746855]  ? graph_lock+0x170/0x170
[  211.750656]  ? __do_page_cache_readahead+0x7ce/0x980
[  211.755766]  ? find_held_lock+0x36/0x1c0
[  211.759835]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  211.765366]  alloc_pages_current+0x10c/0x210
[  211.769764]  ? lock_downgrade+0x900/0x900
[  211.773915]  __page_cache_alloc+0x38f/0x5b0
[  211.778284]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  211.784093]  ? kasan_check_read+0x11/0x20
[  211.788250]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.793531]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  211.798200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  211.803754]  ? check_preemption_disabled+0x48/0x200
[  211.808777]  filemap_fault+0x1594/0x25f0
[  211.812861]  ? __lock_page_or_retry+0xa00/0xa00
[  211.817533]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  211.823326]  ? kasan_check_read+0x11/0x20
[  211.827476]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.832758]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  211.837863]  ? rcu_bh_qs+0xc0/0xc0
[  211.841416]  ? trace_hardirqs_on+0xbd/0x310
[  211.845745]  ? kasan_check_read+0x11/0x20
[  211.849888]  ? __free_object+0x173/0x340
[  211.853965]  ? filemap_map_pages+0xdea/0x1980
[  211.858467]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  211.863567]  ? __free_object+0x173/0x340
[  211.867632]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  211.872903]  ? debug_object_free+0x325/0x690
[  211.877312]  ? find_get_pages_range_tag+0x1320/0x1320
[  211.882511]  ? graph_lock+0x170/0x170
[  211.886320]  ? kasan_check_read+0x11/0x20
[  211.890471]  ? debug_object_destroy+0x2b0/0x2b0
[  211.895149]  ? lock_acquire+0x1ed/0x520
[  211.899125]  ? ext4_filemap_fault+0x7a/0xad
[  211.903479]  ? lock_release+0x970/0x970
[  211.907791]  ? arch_local_save_flags+0x40/0x40
[  211.912376]  ? futex_wait_setup+0x3e0/0x3e0
[  211.916719]  ? down_read+0xb0/0x1d0
[  211.920350]  ? ext4_filemap_fault+0x7a/0xad
[  211.924665]  ? __down_interruptible+0x700/0x700
[  211.929356]  ext4_filemap_fault+0x82/0xad
[  211.933509]  __do_fault+0x100/0x6b0
[  211.937138]  ? print_bad_pte+0x6c0/0x6c0
[  211.941196]  ? do_futex+0x249/0x26d0
[  211.944913]  ? finish_task_switch+0x1f5/0x900
[  211.949408]  ? _raw_spin_unlock_irq+0x27/0x80
[  211.953903]  ? pmd_val+0x88/0x100
[  211.957354]  ? add_mm_counter_fast+0xd0/0xd0
[  211.961761]  ? pmd_val+0x88/0x100
[  211.965264]  ? add_mm_counter_fast+0xd0/0xd0
[  211.969693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  211.975251]  __handle_mm_fault+0x3709/0x53e0
[  211.979672]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  211.984504]  ? graph_lock+0x170/0x170
[  211.988296]  ? print_usage_bug+0xc0/0xc0
[  211.992358]  ? __switch_to_asm+0x34/0x70
[  211.996421]  ? graph_lock+0x170/0x170
[  212.000222]  ? graph_lock+0x170/0x170
[  212.004051]  ? handle_mm_fault+0x42a/0xc70
[  212.008285]  ? lock_downgrade+0x900/0x900
[  212.012432]  ? check_preemption_disabled+0x48/0x200
[  212.017465]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  212.023261]  ? kasan_check_read+0x11/0x20
[  212.027408]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  212.032682]  ? rcu_bh_qs+0xc0/0xc0
[  212.036231]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  212.041682]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  212.047243]  ? check_preemption_disabled+0x48/0x200
[  212.052289]  handle_mm_fault+0x54f/0xc70
[  212.056369]  ? __handle_mm_fault+0x53e0/0x53e0
[  212.060952]  ? find_vma+0x34/0x190
[  212.064499]  __do_page_fault+0x67d/0xed0
[  212.068565]  ? mm_fault_error+0x380/0x380
[  212.072720]  ? trace_hardirqs_off+0xb8/0x300
[  212.077141]  ? trace_hardirqs_on+0x310/0x310
[  212.081565]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  212.086936]  ? trace_hardirqs_on+0x310/0x310
[  212.091353]  do_page_fault+0xf2/0x7e0
[  212.095153]  ? vmalloc_sync_all+0x30/0x30
[  212.099298]  ? error_entry+0x70/0xd0
[  212.103010]  ? trace_hardirqs_off_caller+0xbb/0x300
[  212.108024]  ? trace_hardirqs_on_caller+0xc0/0x300
[  212.112953]  ? syscall_return_slowpath+0x5e0/0x5e0
[  212.117881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  212.122732]  ? trace_hardirqs_off+0x300/0x300
[  212.127238]  ? trace_hardirqs_off_caller+0x300/0x300
[  212.132356]  ? prepare_exit_to_usermode+0x291/0x3b0
[  212.137372]  ? page_fault+0x8/0x30
[  212.140916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  212.145791]  ? page_fault+0x8/0x30
[  212.149354]  page_fault+0x1e/0x30
[  212.152805] RIP: 0033:0x45ddf3
[  212.156002] Code: Bad RIP value.
[  212.159380] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  212.164748] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  212.172021] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  212.179280] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  212.186535] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  212.193800] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  212.201099] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  212.201104] warn_alloc_show_mem: 1 callbacks suppressed
[  212.201112] Mem-Info:
[  212.208325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  212.208333] Call Trace:
[  212.214222] active_anon:44712 inactive_anon:372 isolated_anon:0
[  212.214222]  active_file:15 inactive_file:12 isolated_file:0
[  212.214222]  unevictable:0 dirty:0 writeback:0 unstable:0
[  212.214222]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  212.214222]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  212.214222]  free:13792 free_pcp:444 free_cma:0
[  212.216597]  <IRQ>
[  212.225957] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  212.228553]  dump_stack+0x1c4/0x2b4
[  212.261321] Node 0 
[  212.263462]  ? dump_stack_print_info.cold.2+0x52/0x52
[  212.291047] 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
[  212.294653]  warn_alloc.cold.118+0xb7/0x1bd
[  212.296857] lowmem_reserve[]:
[  212.302508]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  212.327975]  0 2817
[  212.332350]  ? lock_downgrade+0x900/0x900
[  212.335423]  6321
[  212.340267]  ? trace_hardirqs_off+0xb8/0x300
[  212.342473]  6321
[  212.346610]  ? trace_hardirqs_off+0xb8/0x300
[  212.348645] Node 0 
[  212.353052]  __alloc_pages_slowpath+0x2667/0x2d80
[  212.355111] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  212.359501]  ? mark_held_locks+0x130/0x130
[  212.361692] lowmem_reserve[]: 0
[  212.366573]  ? warn_alloc+0x120/0x120
[  212.393515]  0 3503
[  212.397755]  ? do_raw_spin_unlock+0xa7/0x2f0
[  212.401001]  3503
[  212.404818]  ? warn_alloc+0x120/0x120
[  212.407029] Node 0 
[  212.411957]  ? print_usage_bug+0xc0/0xc0
[  212.414023] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  212.417790]  ? warn_alloc+0x120/0x120
[  212.420011] lowmem_reserve[]: 0
[  212.424074]  ? check_preemption_disabled+0x48/0x200
[  212.452577]  0 0
[  212.456375]  ? print_usage_bug+0xc0/0xc0
[  212.459638]  0
[  212.465124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  212.467073] Node 0 
[  212.476114]  ? should_fail+0x22d/0xd01
[  212.477884] DMA: 1*4kB 
[  212.483423]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  212.485630] (U) 
[  212.489520]  ? __lock_acquire+0x7ec/0x4ec0
[  212.492073] 0*8kB 0*16kB 
[  212.497174]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  212.499140] 1*32kB (U) 
[  212.503871]  ? __lock_acquire+0x7ec/0x4ec0
[  212.503887]  ? should_fail+0x22d/0xd01
[  212.506616] 2*64kB (U) 
[  212.511738]  ? mark_held_locks+0x130/0x130
[  212.514278] 1*128kB (U) 
[  212.518515]  ? mark_held_locks+0x130/0x130
[  212.522373] 1*256kB (U) 
[  212.524956]  ? clockevents_program_event+0x158/0x370
[  212.529162] 0*512kB 1*1024kB 
[  212.531862]  ? lock_downgrade+0x900/0x900
[  212.536085] (U) 
[  212.538783]  ? graph_lock+0x170/0x170
[  212.543874] 1*2048kB (M) 
[  212.547009]  ? print_usage_bug+0xc0/0xc0
[  212.551124] 3*4096kB (M) 
[  212.553101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.556869] = 15908kB
[  212.556877] Node 0 
[  212.559630]  ? check_preemption_disabled+0x48/0x200
[  212.563745] DMA32: 
[  212.566950]  ? check_preemption_disabled+0x48/0x200
[  212.572449] 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  212.572518] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  212.572587] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  212.572593] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  212.572596] 407 total pagecache pages
[  212.572607] 0 pages in swap cache
[  212.572611] Swap cache stats: add 0, delete 0, find 0/0
[  212.572614] Free swap  = 0kB
[  212.572617] Total swap = 0kB
[  212.572620] 1965979 pages RAM
[  212.572623] 0 pages HighMem/MovableOnly
[  212.572626] 342744 pages reserved
[  212.572629] 0 pages cma reserved
[  212.572919] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  212.577768]  ? __lock_is_held+0xb5/0x140
[  212.579975] syz-fuzzer cpuset=
[  212.585003]  __alloc_pages_nodemask+0xa80/0xde0
[  212.587245] /
[  212.592739]  ? graph_lock+0x170/0x170
[  212.606256]  mems_allowed=0
[  212.621156]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  212.708285]  ? graph_lock+0x170/0x170
[  212.712099]  ? find_held_lock+0x36/0x1c0
[  212.716171]  ? ____cache_alloc_node+0x1c7/0x1e0
[  212.721290]  ? lock_downgrade+0x900/0x900
[  212.725951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.731497]  cache_grow_begin+0x91/0x8c0
[  212.735561]  ? do_raw_spin_unlock+0xa7/0x2f0
[  212.739979]  fallback_alloc+0x203/0x2e0
[  212.743959]  ____cache_alloc_node+0x1c7/0x1e0
[  212.748924]  kmem_cache_alloc_node+0xe3/0x730
[  212.753436]  ? ipv6_get_ifaddr+0x42e/0x620
[  212.757705]  __alloc_skb+0x119/0x770
[  212.761907]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  212.767187]  ? skb_scrub_packet+0x490/0x490
[  212.771506]  ? lock_downgrade+0x900/0x900
[  212.775660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.781208]  ? refcount_sub_and_test_checked+0x203/0x310
[  212.787166]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  212.793113]  ? addrconf_rs_timer+0x6f0/0x6f0
[  212.797537]  ndisc_alloc_skb+0x144/0x340
[  212.801603]  ndisc_send_rs+0x331/0x6e0
[  212.805498]  addrconf_rs_timer+0x3c0/0x6f0
[  212.809750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.814430]  call_timer_fn+0x272/0x920
[  212.818315]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.823038]  ? process_timeout+0x40/0x40
[  212.827099]  ? find_held_lock+0x36/0x1c0
[  212.831169]  ? __run_timers+0x7da/0xc70
[  212.835149]  ? _raw_spin_unlock_irq+0x27/0x80
[  212.839639]  ? _raw_spin_unlock_irq+0x27/0x80
[  212.844641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.848871]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  212.853453]  ? trace_hardirqs_on+0xbd/0x310
[  212.858241]  ? kasan_check_read+0x11/0x20
[  212.862388]  ? __run_timers+0x7da/0xc70
[  212.866360]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  212.871822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.876059]  __run_timers+0x7e5/0xc70
[  212.880349]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  212.886165]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  212.891185]  ? graph_lock+0x170/0x170
[  212.894990]  ? enqueue_hrtimer+0x1a5/0x560
[  212.902755]  ? lock_release+0x970/0x970
[  212.907736]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  212.913390]  ? find_held_lock+0x36/0x1c0
[  212.917906]  ? graph_lock+0x170/0x170
[  212.921704]  ? pvclock_read_flags+0x160/0x160
[  212.926211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.931757]  ? check_preemption_disabled+0x48/0x200
[  212.936786]  ? __lock_is_held+0xb5/0x140
[  212.940847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.946816]  ? check_preemption_disabled+0x48/0x200
[  212.952302]  run_timer_softirq+0x52/0xb0
[  212.956363]  ? rcu_read_lock_sched_held+0x108/0x120
[  212.961379]  __do_softirq+0x30b/0xad8
[  212.965190]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  212.970769]  ? pvclock_read_flags+0x160/0x160
[  212.975264]  ? lapic_next_event+0x5a/0x90
[  212.979410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.984963]  ? check_preemption_disabled+0x48/0x200
[  212.990455]  ? check_preemption_disabled+0x48/0x200
[  212.995475]  ? kvm_clock_read+0x18/0x30
[  212.999451]  ? kvm_sched_clock_read+0x9/0x20
[  213.003862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.009762]  ? check_preemption_disabled+0x48/0x200
[  213.014789]  irq_exit+0x17f/0x1c0
[  213.018257]  smp_apic_timer_interrupt+0x1cb/0x760
[  213.023105]  ? smp_call_function_single_interrupt+0x650/0x650
[  213.028985]  ? interrupt_entry+0xb5/0xf0
[  213.033046]  ? trace_hardirqs_off_caller+0xbb/0x300
[  213.038061]  ? trace_hardirqs_off_caller+0xbb/0x300
[  213.043078]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.048422]  ? trace_hardirqs_off+0x300/0x300
[  213.052915]  ? trace_hardirqs_off+0x300/0x300
[  213.057410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.062946]  ? check_preemption_disabled+0x48/0x200
[  213.067990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.073999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.079777]  apic_timer_interrupt+0xf/0x20
[  213.084002]  </IRQ>
[  213.086238] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  213.091200] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  213.110526] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  213.118743] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  213.128749] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  213.139074] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  213.146828] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  213.154097] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  213.161425]  skb_clone+0x1bb/0x500
[  213.164986]  ? finish_task_switch+0x2f5/0x900
[  213.169948]  ? skb_split+0x11e0/0x11e0
[  213.174304]  ? preempt_notifier_register+0x200/0x200
[  213.179403]  ? __switch_to_asm+0x34/0x70
[  213.183458]  ? __switch_to_asm+0x34/0x70
[  213.187518]  ? __switch_to_asm+0x40/0x70
[  213.191577]  ? __switch_to_asm+0x34/0x70
[  213.195633]  ? __switch_to_asm+0x40/0x70
[  213.199689]  ? __switch_to_asm+0x34/0x70
[  213.204217]  ? __switch_to_asm+0x40/0x70
[  213.208788]  ? __switch_to_asm+0x34/0x70
[  213.212853]  ? __switch_to_asm+0x34/0x70
[  213.216909]  ? __switch_to_asm+0x40/0x70
[  213.220968]  ? __switch_to_asm+0x34/0x70
[  213.225041]  bpf_clone_redirect+0xb9/0x490
[  213.234507]  ? __schedule+0x874/0x1ed0
[  213.238867]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  213.243884]  ? __sched_text_start+0x8/0x8
[  213.248035]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  213.252817]  ? find_held_lock+0x36/0x1c0
[  213.256884]  ? lock_acquire+0x1ed/0x520
[  213.260858]  ? bpf_test_run+0x32e/0x5a0
[  213.264832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.270868]  ? check_preemption_disabled+0x48/0x200
[  213.275892]  ? kasan_check_read+0x11/0x20
[  213.280044]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.285321]  ? rcu_bh_qs+0xc0/0xc0
[  213.288861]  ? preempt_schedule+0x4d/0x60
[  213.293018]  ? ___preempt_schedule+0x16/0x18
[  213.297451]  ? bpf_test_run+0x1c0/0x5a0
[  213.301913]  ? netlink_diag_dump+0x2a0/0x2a0
[  213.306324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.311859]  ? bpf_test_init.isra.9+0x70/0x100
[  213.316444]  ? bpf_prog_test_run_skb+0x634/0xb40
[  213.321204]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  213.326553]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  213.332088]  ? fput+0x130/0x1a0
[  213.335821]  ? __bpf_prog_get+0x9b/0x290
[  213.339901]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  213.344746]  ? bpf_prog_test_run+0x130/0x1a0
[  213.349158]  ? __x64_sys_bpf+0x3d8/0x510
[  213.353234]  ? bpf_prog_get+0x20/0x20
[  213.357060]  ? do_syscall_64+0x1b9/0x820
[  213.361545]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  213.366914]  ? syscall_return_slowpath+0x5e0/0x5e0
[  213.371845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.377196]  ? trace_hardirqs_off+0x300/0x300
[  213.381690]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  213.386742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.392756]  ? prepare_exit_to_usermode+0x291/0x3b0
[  213.397780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.403077]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  213.408459] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  213.408539] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  213.415391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  213.415400] Call Trace:
[  213.421963] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  213.431215]  <IRQ>
[  213.433815] syz-executor3 cpuset=
[  213.444292]  dump_stack+0x1c4/0x2b4
[  213.446418] syz3
[  213.449863]  ? dump_stack_print_info.cold.2+0x52/0x52
[  213.453463]  mems_allowed=0
[  213.455437]  warn_alloc.cold.118+0xb7/0x1bd
[  213.468263]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  213.473106]  ? lock_downgrade+0x900/0x900
[  213.477266]  ? trace_hardirqs_off+0xb8/0x300
[  213.481679]  ? trace_hardirqs_off+0xb8/0x300
[  213.486095]  __alloc_pages_slowpath+0x2667/0x2d80
[  213.490969]  ? warn_alloc+0x120/0x120
[  213.494776]  ? warn_alloc+0x120/0x120
[  213.498577]  ? print_usage_bug+0xc0/0xc0
[  213.502640]  ? warn_alloc+0x120/0x120
[  213.506438]  ? print_usage_bug+0xc0/0xc0
[  213.510499]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  213.515698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.521247]  ? should_fail+0x22d/0xd01
[  213.525168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  213.530269]  ? __lock_acquire+0x7ec/0x4ec0
[  213.534510]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  213.539612]  ? __lock_acquire+0x7ec/0x4ec0
[  213.543846]  ? should_fail+0x22d/0xd01
[  213.547750]  ? mark_held_locks+0x130/0x130
[  213.552008]  ? mark_held_locks+0x130/0x130
[  213.556261]  ? graph_lock+0x170/0x170
[  213.560083]  ? graph_lock+0x170/0x170
[  213.563878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.569509]  ? check_preemption_disabled+0x48/0x200
[  213.574525]  ? check_preemption_disabled+0x48/0x200
[  213.579551]  ? __lock_is_held+0xb5/0x140
[  213.583624]  __alloc_pages_nodemask+0xa80/0xde0
[  213.588291]  ? graph_lock+0x170/0x170
[  213.592096]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  213.597109]  ? graph_lock+0x170/0x170
[  213.600918]  ? find_held_lock+0x36/0x1c0
[  213.604989]  ? ____cache_alloc_node+0x1c7/0x1e0
[  213.609660]  ? lock_downgrade+0x900/0x900
[  213.613814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.619355]  cache_grow_begin+0x91/0x8c0
[  213.623416]  ? do_raw_spin_unlock+0xa7/0x2f0
[  213.627834]  fallback_alloc+0x203/0x2e0
[  213.631815]  ____cache_alloc_node+0x1c7/0x1e0
[  213.636318]  __kmalloc+0x208/0x760
[  213.639866]  ? __neigh_create+0x30b/0x2130
[  213.644109]  __neigh_create+0x30b/0x2130
[  213.648172]  ? trace_hardirqs_on+0xbd/0x310
[  213.652491]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  213.658032]  ? ip6t_do_table+0xd9e/0x1d30
[  213.662189]  ? mark_held_locks+0x130/0x130
[  213.666423]  ? __local_bh_enable_ip+0x160/0x260
[  213.671092]  ? neigh_hash_alloc+0x1e0/0x1e0
[  213.675413]  ? graph_lock+0x170/0x170
[  213.679212]  ? ip6t_do_table+0xd9e/0x1d30
[  213.683367]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.688817]  ? trace_hardirqs_on+0xbd/0x310
[  213.693142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.698676]  ? ip6t_do_table+0xd6a/0x1d30
[  213.702827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.708369]  ? check_preemption_disabled+0x48/0x200
[  213.713388]  ? check_preemption_disabled+0x48/0x200
[  213.718412]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  213.723950]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.729235]  ? rcu_pm_notify+0xc0/0xc0
[  213.733122]  ? graph_lock+0x170/0x170
[  213.736920]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  213.742119]  ip6_finish_output2+0xa59/0x27a0
[  213.746543]  ? ip6_copy_metadata+0xe30/0xe30
[  213.750956]  ? ip6_mtu+0x39c/0x520
[  213.754498]  ? lock_downgrade+0x900/0x900
[  213.758647]  ? check_preemption_disabled+0x48/0x200
[  213.763669]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.769465]  ? kasan_check_read+0x11/0x20
[  213.773613]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.778890]  ? rcu_bh_qs+0xc0/0xc0
[  213.782487]  ? ip6_mtu+0x160/0x520
[  213.786029]  ? dst_hold+0x2f0/0x2f0
[  213.789655]  ? kasan_check_read+0x11/0x20
[  213.793817]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.799092]  ? nf_nat_ipv6_out+0x212/0x550
[  213.803330]  ip6_finish_output+0x5fe/0xbc0
[  213.807561]  ? ip6_finish_output+0x5fe/0xbc0
[  213.811976]  ip6_output+0x23e/0xa00
[  213.815593]  ? check_preemption_disabled+0x48/0x200
[  213.820618]  ? ip6_finish_output+0xbc0/0xbc0
[  213.825032]  ? ip6_fragment+0x38c0/0x38c0
[  213.829182]  ? __lock_is_held+0xb5/0x140
[  213.833304]  ndisc_send_skb+0x1005/0x1570
[  213.837463]  ? ndisc_constructor+0xc40/0xc40
[  213.841864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.847415]  ? refcount_sub_and_test_checked+0x203/0x310
[  213.852869]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  213.858332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.863900]  ndisc_send_rs+0x134/0x6e0
[  213.867794]  addrconf_rs_timer+0x3c0/0x6f0
[  213.872038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.876288]  call_timer_fn+0x272/0x920
[  213.880177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.884437]  ? process_timeout+0x40/0x40
[  213.888478]  ? find_held_lock+0x36/0x1c0
[  213.892539]  ? mark_held_locks+0xc7/0x130
[  213.896687]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.901187]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.905681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.909926]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  213.914512]  ? trace_hardirqs_on+0xbd/0x310
[  213.918837]  ? kasan_check_read+0x11/0x20
[  213.922984]  ? __run_timers+0x7da/0xc70
[  213.926962]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.932419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.936658]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.940892]  __run_timers+0x7e5/0xc70
[  213.944729]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  213.950097]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  213.955112]  ? graph_lock+0x170/0x170
[  213.958917]  ? print_usage_bug+0xc0/0xc0
[  213.962977]  ? lock_release+0x970/0x970
[  213.966954]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  213.972152]  ? find_held_lock+0x36/0x1c0
[  213.976218]  ? graph_lock+0x170/0x170
[  213.980044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.985584]  ? check_preemption_disabled+0x48/0x200
[  213.990612]  ? __lock_is_held+0xb5/0x140
[  213.994689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.000238]  ? check_preemption_disabled+0x48/0x200
[  214.005265]  run_timer_softirq+0x52/0xb0
[  214.009350]  ? rcu_read_lock_sched_held+0x108/0x120
[  214.014368]  __do_softirq+0x30b/0xad8
[  214.018183]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  214.023306]  ? pvclock_read_flags+0x160/0x160
[  214.027798]  ? lapic_next_event+0x5a/0x90
[  214.031961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.037511]  ? check_preemption_disabled+0x48/0x200
[  214.042527]  ? check_preemption_disabled+0x48/0x200
[  214.047552]  ? kvm_clock_read+0x18/0x30
[  214.051524]  ? kvm_sched_clock_read+0x9/0x20
[  214.055929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.061464]  ? check_preemption_disabled+0x48/0x200
[  214.066489]  irq_exit+0x17f/0x1c0
[  214.069948]  smp_apic_timer_interrupt+0x1cb/0x760
[  214.074789]  ? smp_reschedule_interrupt+0x109/0x650
[  214.079805]  ? smp_call_function_single_interrupt+0x650/0x650
[  214.085700]  ? interrupt_entry+0xb5/0xf0
[  214.089783]  ? trace_hardirqs_off_caller+0xbb/0x300
[  214.094796]  ? trace_hardirqs_off_caller+0xbb/0x300
[  214.099815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  214.104645]  ? trace_hardirqs_off+0x300/0x300
[  214.109126]  ? trace_hardirqs_off+0x300/0x300
[  214.113619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.119158]  ? check_preemption_disabled+0x48/0x200
[  214.124174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.129728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  214.134584]  apic_timer_interrupt+0xf/0x20
[  214.138814]  </IRQ>
[  214.141053] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  214.146256] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  214.165154] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  214.172860] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  214.180140] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  214.187405] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  214.194678] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  214.201935] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  214.209296]  retint_kernel+0x1b/0x2d
[  214.213511] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  214.218788] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  214.237689] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  214.245405] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  214.252672] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  214.259936] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  214.267202] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  214.274491] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  214.281794]  ? arch_local_irq_restore+0x45/0x52
[  214.286467]  dump_stack+0x26a/0x2b4
[  214.290097]  ? dump_stack_print_info.cold.2+0x52/0x52
[  214.295289]  ? mark_held_locks+0x130/0x130
[  214.299521]  ? mark_held_locks+0x130/0x130
[  214.303761]  dump_header+0x27b/0xf72
[  214.307487]  ? pagefault_out_of_memory+0x197/0x197
[  214.312438]  ? mark_held_locks+0x130/0x130
[  214.316675]  ? __lock_acquire+0x7ec/0x4ec0
[  214.320910]  ? mem_cgroup_charge_statistics+0x780/0x780
[  214.326272]  ? print_usage_bug+0xc0/0xc0
[  214.330345]  ? print_usage_bug+0xc0/0xc0
[  214.334411]  ? graph_lock+0x170/0x170
[  214.338210]  ? graph_lock+0x170/0x170
[  214.342017]  ? print_usage_bug+0xc0/0xc0
[  214.346072]  ? print_usage_bug+0xc0/0xc0
[  214.350143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.355682]  ? find_held_lock+0x36/0x1c0
[  214.359763]  ? mark_held_locks+0xc7/0x130
[  214.363917]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  214.369018]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  214.374118]  ? lockdep_hardirqs_on+0x421/0x5c0
[  214.378704]  ? trace_hardirqs_on+0xbd/0x310
[  214.383033]  ? kasan_check_read+0x11/0x20
[  214.387184]  ? ___ratelimit+0x36f/0x655
[  214.391156]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  214.396606]  ? trace_hardirqs_on+0x310/0x310
[  214.401014]  ? lock_downgrade+0x900/0x900
[  214.405170]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  214.410275]  ? ___ratelimit+0xaa/0x655
[  214.414164]  ? idr_get_free+0xec0/0xec0
[  214.418143]  ? kasan_check_write+0x14/0x20
[  214.422383]  ? do_raw_spin_lock+0xc1/0x200
[  214.426615]  oom_kill_process.cold.27+0x10/0x903
[  214.431363]  ? graph_lock+0x170/0x170
[  214.435160]  ? _raw_spin_unlock+0x2c/0x50
[  214.439309]  ? oom_badness+0xe6/0xaa0
[  214.443117]  ? oom_evaluate_task+0x540/0x540
[  214.447531]  ? find_held_lock+0x36/0x1c0
[  214.451602]  ? out_of_memory+0x974/0x14c0
[  214.455755]  ? lock_downgrade+0x900/0x900
[  214.459906]  ? check_preemption_disabled+0x48/0x200
[  214.464932]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  214.470738]  ? kasan_check_read+0x11/0x20
[  214.474887]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  214.480167]  ? rcu_bh_qs+0xc0/0xc0
[  214.483710]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  214.488740]  ? oom_evaluate_task+0x302/0x540
[  214.493152]  out_of_memory+0xa86/0x14c0
[  214.497136]  ? oom_killer_disable+0x3a0/0x3a0
[  214.501634]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  214.506569]  ? __mutex_add_waiter+0x2a0/0x2a0
[  214.511076]  __alloc_pages_slowpath+0x2318/0x2d80
[  214.515948]  ? warn_alloc+0x120/0x120
[  214.519748]  ? __radix_tree_lookup+0x4c0/0x4c0
[  214.524342]  ? find_get_entry+0x2f2/0xc40
[  214.528501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.534042]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  214.538966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.544499]  ? should_fail+0x22d/0xd01
[  214.548387]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  214.553491]  ? __lock_is_held+0xb5/0x140
[  214.557582]  ? __lock_is_held+0xb5/0x140
[  214.561654]  ? find_held_lock+0x36/0x1c0
[  214.565724]  ? ___might_sleep+0x1ed/0x300
[  214.569872]  ? lock_release+0x970/0x970
[  214.573846]  ? arch_local_save_flags+0x40/0x40
[  214.578442]  ? __might_sleep+0x95/0x190
[  214.582424]  __alloc_pages_nodemask+0xa80/0xde0
[  214.587102]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  214.592123]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  214.597924]  ? kasan_check_read+0x11/0x20
[  214.602073]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  214.607351]  ? graph_lock+0x170/0x170
[  214.611153]  ? print_usage_bug+0xc0/0xc0
[  214.615218]  ? graph_lock+0x170/0x170
[  214.619021]  ? graph_lock+0x170/0x170
[  214.622823]  ? __do_page_cache_readahead+0x7ce/0x980
[  214.627931]  ? find_held_lock+0x36/0x1c0
[  214.631995]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  214.637538]  alloc_pages_current+0x10c/0x210
[  214.641948]  ? lock_downgrade+0x900/0x900
[  214.646099]  __page_cache_alloc+0x38f/0x5b0
[  214.650418]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  214.656216]  ? kasan_check_read+0x11/0x20
[  214.660368]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  214.665650]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  214.670316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.675857]  ? check_preemption_disabled+0x48/0x200
[  214.680885]  filemap_fault+0x1594/0x25f0
[  214.684958]  ? __lock_page_or_retry+0xa00/0xa00
[  214.689628]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  214.695426]  ? kasan_check_read+0x11/0x20
[  214.699572]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  214.704847]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  214.709953]  ? rcu_bh_qs+0xc0/0xc0
[  214.713499]  ? trace_hardirqs_on+0xbd/0x310
[  214.717821]  ? kasan_check_read+0x11/0x20
[  214.721968]  ? __free_object+0x173/0x340
[  214.726035]  ? filemap_map_pages+0xdea/0x1980
[  214.730537]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  214.735642]  ? __free_object+0x173/0x340
[  214.739706]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  214.744987]  ? debug_object_free+0x325/0x690
[  214.749398]  ? find_get_pages_range_tag+0x1320/0x1320
[  214.754590]  ? graph_lock+0x170/0x170
[  214.758399]  ? kasan_check_read+0x11/0x20
[  214.762549]  ? debug_object_destroy+0x2b0/0x2b0
[  214.767252]  ? lock_acquire+0x1ed/0x520
[  214.771236]  ? ext4_filemap_fault+0x7a/0xad
[  214.775565]  ? lock_release+0x970/0x970
[  214.779540]  ? arch_local_save_flags+0x40/0x40
[  214.784124]  ? futex_wait_setup+0x3e0/0x3e0
[  214.788458]  ? down_read+0xb0/0x1d0
[  214.792083]  ? ext4_filemap_fault+0x7a/0xad
[  214.796403]  ? __down_interruptible+0x700/0x700
[  214.801088]  ext4_filemap_fault+0x82/0xad
[  214.805245]  __do_fault+0x100/0x6b0
[  214.808881]  ? print_bad_pte+0x6c0/0x6c0
[  214.812939]  ? do_futex+0x249/0x26d0
[  214.816649]  ? finish_task_switch+0x1f5/0x900
[  214.821145]  ? _raw_spin_unlock_irq+0x27/0x80
[  214.825639]  ? pmd_val+0x88/0x100
[  214.829096]  ? add_mm_counter_fast+0xd0/0xd0
[  214.833494]  ? pmd_val+0x88/0x100
[  214.836941]  ? add_mm_counter_fast+0xd0/0xd0
[  214.841358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.846902]  __handle_mm_fault+0x3709/0x53e0
[  214.851320]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  214.856162]  ? graph_lock+0x170/0x170
[  214.859965]  ? print_usage_bug+0xc0/0xc0
[  214.864028]  ? __switch_to_asm+0x34/0x70
[  214.868093]  ? graph_lock+0x170/0x170
[  214.871893]  ? graph_lock+0x170/0x170
[  214.875721]  ? handle_mm_fault+0x42a/0xc70
[  214.879957]  ? lock_downgrade+0x900/0x900
[  214.884103]  ? check_preemption_disabled+0x48/0x200
[  214.889153]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  214.894952]  ? kasan_check_read+0x11/0x20
[  214.899103]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  214.904370]  ? rcu_bh_qs+0xc0/0xc0
[  214.907901]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  214.913352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.918890]  ? check_preemption_disabled+0x48/0x200
[  214.923914]  handle_mm_fault+0x54f/0xc70
[  214.927979]  ? __handle_mm_fault+0x53e0/0x53e0
[  214.932564]  ? find_vma+0x34/0x190
[  214.936109]  __do_page_fault+0x67d/0xed0
[  214.940179]  ? mm_fault_error+0x380/0x380
[  214.944325]  ? trace_hardirqs_off+0xb8/0x300
[  214.948739]  ? trace_hardirqs_on+0x310/0x310
[  214.953146]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  214.958508]  ? trace_hardirqs_on+0x310/0x310
[  214.962925]  do_page_fault+0xf2/0x7e0
[  214.966728]  ? vmalloc_sync_all+0x30/0x30
[  214.970879]  ? error_entry+0x70/0xd0
[  214.974594]  ? trace_hardirqs_off_caller+0xbb/0x300
[  214.979606]  ? trace_hardirqs_on_caller+0xc0/0x300
[  214.984533]  ? syscall_return_slowpath+0x5e0/0x5e0
[  214.989463]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  214.994303]  ? trace_hardirqs_off+0x300/0x300
[  214.998800]  ? trace_hardirqs_off_caller+0x300/0x300
[  215.003909]  ? prepare_exit_to_usermode+0x291/0x3b0
[  215.008922]  ? page_fault+0x8/0x30
[  215.012466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.017314]  ? page_fault+0x8/0x30
[  215.020855]  page_fault+0x1e/0x30
[  215.024304] RIP: 0033:0x45ddf3
[  215.027500] Code: Bad RIP value.
[  215.030860] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  215.036229] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  215.043492] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  215.050759] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  215.058022] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  215.065288] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  215.072596] warn_alloc_show_mem: 1 callbacks suppressed
[  215.072608] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  215.072610] Mem-Info:
[  215.072653] active_anon:44712 inactive_anon:372 isolated_anon:0
[  215.072653]  active_file:15 inactive_file:12 isolated_file:0
[  215.072653]  unevictable:0 dirty:0 writeback:0 unstable:0
[  215.072653]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  215.072653]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  215.072653]  free:13792 free_pcp:444 free_cma:0
[  215.077997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  215.085339] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  215.087752] Call Trace:
[  215.120533] 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
[  215.120555] lowmem_reserve[]: 0 2817 6321 6321
[  215.120568] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  215.120587] lowmem_reserve[]: 0 0 3503 3503
[  215.120600] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  215.120620] lowmem_reserve[]: 0 0 0 0
[  215.120632] 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
[  215.120690] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB 
[  215.130550]  <IRQ>
[  215.158202] (M) 
[  215.160779]  dump_stack+0x1c4/0x2b4
[  215.186855] 2*256kB (M) 
[  215.191910]  ? dump_stack_print_info.cold.2+0x52/0x52
[  215.219457] 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  215.219482] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  215.219540] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  215.219546] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  215.219550] 407 total pagecache pages
[  215.219560] 0 pages in swap cache
[  215.219565] Swap cache stats: add 0, delete 0, find 0/0
[  215.219568] Free swap  = 0kB
[  215.219570] Total swap = 0kB
[  215.219574] 1965979 pages RAM
[  215.219577] 0 pages HighMem/MovableOnly
[  215.219580] 342744 pages reserved
[  215.219582] 0 pages cma reserved
[  215.219966] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  215.224574]  warn_alloc.cold.118+0xb7/0x1bd
[  215.253692] syz-fuzzer cpuset=
[  215.257984]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  215.271478] /
[  215.279520]  ? lock_downgrade+0x900/0x900
[  215.281649]  mems_allowed=0
[  215.283619]  ? trace_hardirqs_off+0xb8/0x300
[  215.404207]  ? trace_hardirqs_off+0xb8/0x300
[  215.409147]  __alloc_pages_slowpath+0x2667/0x2d80
[  215.414020]  ? warn_alloc+0x120/0x120
[  215.417825]  ? trace_hardirqs_on+0x310/0x310
[  215.422733]  ? warn_alloc+0x120/0x120
[  215.432162]  ? print_usage_bug+0xc0/0xc0
[  215.436225]  ? warn_alloc+0x120/0x120
[  215.440024]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  215.445545]  ? print_usage_bug+0xc0/0xc0
[  215.449609]  ? __lock_acquire+0x7ec/0x4ec0
[  215.454291]  ? __lock_acquire+0x7ec/0x4ec0
[  215.458528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  215.464062]  ? should_fail+0x22d/0xd01
[  215.467955]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  215.473055]  ? __lock_acquire+0x7ec/0x4ec0
[  215.477835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  215.482937]  ? __lock_acquire+0x7ec/0x4ec0
[  215.487677]  ? should_fail+0x22d/0xd01
[  215.491559]  ? print_usage_bug+0xc0/0xc0
[  215.495628]  ? mark_held_locks+0x130/0x130
[  215.499869]  ? mark_held_locks+0x130/0x130
[  215.504108]  ? graph_lock+0x170/0x170
[  215.507933]  ? print_usage_bug+0xc0/0xc0
[  215.512960]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  215.517722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.523294]  ? check_preemption_disabled+0x48/0x200
[  215.528768]  ? check_preemption_disabled+0x48/0x200
[  215.533793]  ? __lock_is_held+0xb5/0x140
[  215.538301]  __alloc_pages_nodemask+0xa80/0xde0
[  215.543467]  ? graph_lock+0x170/0x170
[  215.547267]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  215.552276]  ? graph_lock+0x170/0x170
[  215.556085]  ? find_held_lock+0x36/0x1c0
[  215.560154]  ? ____cache_alloc_node+0x1c7/0x1e0
[  215.564821]  ? lock_downgrade+0x900/0x900
[  215.568988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.574547]  cache_grow_begin+0x91/0x8c0
[  215.579118]  ? do_raw_spin_unlock+0xa7/0x2f0
[  215.583536]  fallback_alloc+0x203/0x2e0
[  215.587514]  ____cache_alloc_node+0x1c7/0x1e0
[  215.592017]  kmem_cache_alloc_node+0xe3/0x730
[  215.596510]  ? ipv6_get_ifaddr+0x42e/0x620
[  215.600769]  __alloc_skb+0x119/0x770
[  215.604946]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  215.610226]  ? skb_scrub_packet+0x490/0x490
[  215.615056]  ? lock_downgrade+0x900/0x900
[  215.619211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.624755]  ? refcount_sub_and_test_checked+0x203/0x310
[  215.630205]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  215.636116]  ? addrconf_rs_timer+0x6f0/0x6f0
[  215.641005]  ndisc_alloc_skb+0x144/0x340
[  215.645074]  ndisc_send_rs+0x331/0x6e0
[  215.648970]  addrconf_rs_timer+0x3c0/0x6f0
[  215.653210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.657485]  call_timer_fn+0x272/0x920
[  215.661368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.665616]  ? process_timeout+0x40/0x40
[  215.670168]  ? find_held_lock+0x36/0x1c0
[  215.674748]  ? __run_timers+0x7da/0xc70
[  215.678741]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.683231]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.687733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.691968]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  215.696551]  ? trace_hardirqs_on+0xbd/0x310
[  215.700869]  ? kasan_check_read+0x11/0x20
[  215.705474]  ? __run_timers+0x7da/0xc70
[  215.709460]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  215.714934]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.719173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.723408]  __run_timers+0x7e5/0xc70
[  215.727238]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  215.733076]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  215.738090]  ? graph_lock+0x170/0x170
[  215.742383]  ? enqueue_hrtimer+0x1a5/0x560
[  215.746612]  ? lock_release+0x970/0x970
[  215.750584]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  215.755781]  ? find_held_lock+0x36/0x1c0
[  215.759860]  ? graph_lock+0x170/0x170
[  215.764158]  ? pvclock_read_flags+0x160/0x160
[  215.768652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.774702]  ? check_preemption_disabled+0x48/0x200
[  215.779769]  ? __lock_is_held+0xb5/0x140
[  215.783833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.789367]  ? check_preemption_disabled+0x48/0x200
[  215.794912]  run_timer_softirq+0x52/0xb0
[  215.798969]  ? rcu_read_lock_sched_held+0x108/0x120
[  215.804510]  __do_softirq+0x30b/0xad8
[  215.808324]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  215.813430]  ? pvclock_read_flags+0x160/0x160
[  215.817921]  ? lapic_next_event+0x5a/0x90
[  215.822083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.827982]  ? check_preemption_disabled+0x48/0x200
[  215.832994]  ? check_preemption_disabled+0x48/0x200
[  215.838473]  ? kvm_clock_read+0x18/0x30
[  215.842443]  ? kvm_sched_clock_read+0x9/0x20
[  215.846852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.852405]  ? check_preemption_disabled+0x48/0x200
[  215.857429]  irq_exit+0x17f/0x1c0
[  215.861379]  smp_apic_timer_interrupt+0x1cb/0x760
[  215.866742]  ? smp_call_function_single_interrupt+0x650/0x650
[  215.872629]  ? interrupt_entry+0xb5/0xf0
[  215.876688]  ? trace_hardirqs_off_caller+0xbb/0x300
[  215.881719]  ? trace_hardirqs_off_caller+0xbb/0x300
[  215.886749]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.892109]  ? trace_hardirqs_off+0x300/0x300
[  215.897085]  ? trace_hardirqs_off+0x300/0x300
[  215.901611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.907639]  ? check_preemption_disabled+0x48/0x200
[  215.912652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.918202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.923548]  apic_timer_interrupt+0xf/0x20
[  215.927774]  </IRQ>
[  215.930462] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  215.935406] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  215.954807] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  215.962979] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  215.970243] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  215.977507] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  215.984771] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  215.992979] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  216.000286]  skb_clone+0x1bb/0x500
[  216.003831]  ? finish_task_switch+0x2f5/0x900
[  216.008329]  ? skb_split+0x11e0/0x11e0
[  216.012220]  ? preempt_notifier_register+0x200/0x200
[  216.017323]  ? __switch_to_asm+0x34/0x70
[  216.021885]  ? __switch_to_asm+0x34/0x70
[  216.025941]  ? __switch_to_asm+0x40/0x70
[  216.030500]  ? __switch_to_asm+0x34/0x70
[  216.034560]  ? __switch_to_asm+0x40/0x70
[  216.038627]  ? __switch_to_asm+0x34/0x70
[  216.042730]  ? __switch_to_asm+0x40/0x70
[  216.047258]  ? __switch_to_asm+0x34/0x70
[  216.051327]  ? __switch_to_asm+0x34/0x70
[  216.055382]  ? __switch_to_asm+0x40/0x70
[  216.059480]  ? __switch_to_asm+0x34/0x70
[  216.064004]  bpf_clone_redirect+0xb9/0x490
[  216.068254]  ? __schedule+0x874/0x1ed0
[  216.072166]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  216.077188]  ? __sched_text_start+0x8/0x8
[  216.081757]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  216.087034]  ? find_held_lock+0x36/0x1c0
[  216.091102]  ? lock_acquire+0x1ed/0x520
[  216.095077]  ? bpf_test_run+0x32e/0x5a0
[  216.099051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.104588]  ? check_preemption_disabled+0x48/0x200
[  216.109610]  ? kasan_check_read+0x11/0x20
[  216.113767]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.119058]  ? rcu_bh_qs+0xc0/0xc0
[  216.123073]  ? preempt_schedule+0x4d/0x60
[  216.127221]  ? ___preempt_schedule+0x16/0x18
[  216.131636]  ? bpf_test_run+0x1c0/0x5a0
[  216.135623]  ? netlink_diag_dump+0x2a0/0x2a0
[  216.140034]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.146028]  ? bpf_test_init.isra.9+0x70/0x100
[  216.150617]  ? bpf_prog_test_run_skb+0x634/0xb40
[  216.155818]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  216.160659]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  216.166225]  ? fput+0x130/0x1a0
[  216.169533]  ? __bpf_prog_get+0x9b/0x290
[  216.173608]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  216.178932]  ? bpf_prog_test_run+0x130/0x1a0
[  216.188374]  ? __x64_sys_bpf+0x3d8/0x510
[  216.192434]  ? bpf_prog_get+0x20/0x20
[  216.196255]  ? do_syscall_64+0x1b9/0x820
[  216.200315]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  216.205677]  ? syscall_return_slowpath+0x5e0/0x5e0
[  216.210849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.215695]  ? trace_hardirqs_off+0x300/0x300
[  216.220227]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  216.225352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.230894]  ? prepare_exit_to_usermode+0x291/0x3b0
[  216.235918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.240779]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  216.246619] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  216.246711] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  216.253547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  216.253553] Call Trace:
[  216.253559]  <IRQ>
[  216.253574]  dump_stack+0x1c4/0x2b4
[  216.253595]  ? dump_stack_print_info.cold.2+0x52/0x52
[  216.260159] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  216.269432]  warn_alloc.cold.118+0xb7/0x1bd
[  216.271982] syz-executor3 cpuset=
[  216.274123]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  216.278171] syz3
[  216.283357]  ? lock_downgrade+0x900/0x900
[  216.293817]  mems_allowed=0
[  216.298142]  ? trace_hardirqs_off+0xb8/0x300
[  216.319816]  ? trace_hardirqs_off+0xb8/0x300
[  216.324240]  __alloc_pages_slowpath+0x2667/0x2d80
[  216.329114]  ? warn_alloc+0x120/0x120
[  216.332920]  ? veth_xmit+0x681/0xb00
[  216.336634]  ? warn_alloc+0x120/0x120
[  216.340439]  ? print_usage_bug+0xc0/0xc0
[  216.344501]  ? warn_alloc+0x120/0x120
[  216.348301]  ? print_usage_bug+0xc0/0xc0
[  216.352362]  ? rcu_bh_qs+0xc0/0xc0
[  216.355902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.361443]  ? check_preemption_disabled+0x48/0x200
[  216.366455]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  216.371990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.377532]  ? should_fail+0x22d/0xd01
[  216.381431]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  216.386538]  ? __lock_acquire+0x7ec/0x4ec0
[  216.390777]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  216.395878]  ? __lock_acquire+0x7ec/0x4ec0
[  216.400111]  ? should_fail+0x22d/0xd01
[  216.404010]  ? mark_held_locks+0x130/0x130
[  216.408304]  ? mark_held_locks+0x130/0x130
[  216.412552]  ? graph_lock+0x170/0x170
[  216.416364]  ? dev_hard_start_xmit+0x420/0xc70
[  216.420952]  ? graph_lock+0x170/0x170
[  216.424756]  ? dev_direct_xmit+0x6b0/0x6b0
[  216.428993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.434532]  ? check_preemption_disabled+0x48/0x200
[  216.439550]  ? check_preemption_disabled+0x48/0x200
[  216.444575]  ? __lock_is_held+0xb5/0x140
[  216.448644]  __alloc_pages_nodemask+0xa80/0xde0
[  216.453310]  ? graph_lock+0x170/0x170
[  216.457113]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  216.462123]  ? graph_lock+0x170/0x170
[  216.465935]  ? find_held_lock+0x36/0x1c0
[  216.470007]  ? ____cache_alloc_node+0x1c7/0x1e0
[  216.474679]  ? lock_downgrade+0x900/0x900
[  216.478836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.484377]  cache_grow_begin+0x91/0x8c0
[  216.488438]  ? do_raw_spin_unlock+0xa7/0x2f0
[  216.492852]  fallback_alloc+0x203/0x2e0
[  216.496834]  ____cache_alloc_node+0x1c7/0x1e0
[  216.501337]  __kmalloc+0x208/0x760
[  216.504885]  ? __neigh_create+0x30b/0x2130
[  216.509129]  __neigh_create+0x30b/0x2130
[  216.513231]  ? trace_hardirqs_on+0xbd/0x310
[  216.517554]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  216.523090]  ? ip6t_do_table+0xd9e/0x1d30
[  216.527255]  ? mark_held_locks+0x130/0x130
[  216.531493]  ? __local_bh_enable_ip+0x160/0x260
[  216.536163]  ? neigh_hash_alloc+0x1e0/0x1e0
[  216.540516]  ? graph_lock+0x170/0x170
[  216.544314]  ? ip6t_do_table+0xd9e/0x1d30
[  216.548460]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  216.553909]  ? trace_hardirqs_on+0xbd/0x310
[  216.558240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.563779]  ? ip6t_do_table+0xd6a/0x1d30
[  216.567933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.573470]  ? check_preemption_disabled+0x48/0x200
[  216.578485]  ? check_preemption_disabled+0x48/0x200
[  216.583512]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  216.589046]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.594322]  ? rcu_pm_notify+0xc0/0xc0
[  216.598207]  ? graph_lock+0x170/0x170
[  216.602015]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  216.607213]  ip6_finish_output2+0xa59/0x27a0
[  216.611635]  ? ip6_copy_metadata+0xe30/0xe30
[  216.616046]  ? ip6_mtu+0x39c/0x520
[  216.619586]  ? lock_downgrade+0x900/0x900
[  216.623740]  ? check_preemption_disabled+0x48/0x200
[  216.628764]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.634563]  ? kasan_check_read+0x11/0x20
[  216.638711]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.643997]  ? rcu_bh_qs+0xc0/0xc0
[  216.647549]  ? ip6_mtu+0x160/0x520
[  216.651084]  ? dst_hold+0x2f0/0x2f0
[  216.654721]  ? kasan_check_read+0x11/0x20
[  216.658873]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.664146]  ? nf_nat_ipv6_out+0x212/0x550
[  216.668387]  ip6_finish_output+0x5fe/0xbc0
[  216.672622]  ? ip6_finish_output+0x5fe/0xbc0
[  216.677037]  ip6_output+0x23e/0xa00
[  216.680661]  ? check_preemption_disabled+0x48/0x200
[  216.685676]  ? ip6_finish_output+0xbc0/0xbc0
[  216.690084]  ? ip6_fragment+0x38c0/0x38c0
[  216.694252]  ? __lock_is_held+0xb5/0x140
[  216.698352]  ndisc_send_skb+0x1005/0x1570
[  216.702509]  ? ndisc_constructor+0xc40/0xc40
[  216.706917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.712451]  ? refcount_sub_and_test_checked+0x203/0x310
[  216.717906]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  216.723369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.728911]  ndisc_send_rs+0x134/0x6e0
[  216.732807]  addrconf_rs_timer+0x3c0/0x6f0
[  216.737076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.741377]  call_timer_fn+0x272/0x920
[  216.745265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.749501]  ? process_timeout+0x40/0x40
[  216.753560]  ? find_held_lock+0x36/0x1c0
[  216.757632]  ? mark_held_locks+0xc7/0x130
[  216.761785]  ? _raw_spin_unlock_irq+0x27/0x80
[  216.766271]  ? _raw_spin_unlock_irq+0x27/0x80
[  216.770755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.774996]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  216.779577]  ? trace_hardirqs_on+0xbd/0x310
[  216.783894]  ? kasan_check_read+0x11/0x20
[  216.788040]  ? __run_timers+0x7da/0xc70
[  216.792032]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  216.797488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.801757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.806022]  __run_timers+0x7e5/0xc70
[  216.809840]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  216.815201]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  216.820231]  ? graph_lock+0x170/0x170
[  216.824036]  ? print_usage_bug+0xc0/0xc0
[  216.828092]  ? lock_release+0x970/0x970
[  216.832067]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  216.837301]  ? find_held_lock+0x36/0x1c0
[  216.841376]  ? graph_lock+0x170/0x170
[  216.845181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.850729]  ? check_preemption_disabled+0x48/0x200
[  216.855784]  ? __lock_is_held+0xb5/0x140
[  216.859851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.865386]  ? check_preemption_disabled+0x48/0x200
[  216.870407]  run_timer_softirq+0x52/0xb0
[  216.874469]  ? rcu_read_lock_sched_held+0x108/0x120
[  216.879484]  __do_softirq+0x30b/0xad8
[  216.883280]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  216.888381]  ? pvclock_read_flags+0x160/0x160
[  216.892876]  ? lapic_next_event+0x5a/0x90
[  216.897025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.902562]  ? check_preemption_disabled+0x48/0x200
[  216.907581]  ? check_preemption_disabled+0x48/0x200
[  216.912589]  ? kvm_clock_read+0x18/0x30
[  216.916556]  ? kvm_sched_clock_read+0x9/0x20
[  216.920971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.926507]  ? check_preemption_disabled+0x48/0x200
[  216.931537]  irq_exit+0x17f/0x1c0
[  216.934992]  smp_apic_timer_interrupt+0x1cb/0x760
[  216.939834]  ? smp_reschedule_interrupt+0x109/0x650
[  216.944854]  ? smp_call_function_single_interrupt+0x650/0x650
[  216.950747]  ? interrupt_entry+0xb5/0xf0
[  216.954812]  ? trace_hardirqs_off_caller+0xbb/0x300
[  216.959826]  ? trace_hardirqs_off_caller+0xbb/0x300
[  216.964897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.969750]  ? trace_hardirqs_off+0x300/0x300
[  216.974248]  ? trace_hardirqs_off+0x300/0x300
[  216.978758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.984287]  ? check_preemption_disabled+0x48/0x200
[  216.989292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.994839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.999689]  apic_timer_interrupt+0xf/0x20
[  217.003925]  </IRQ>
[  217.006167] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  217.011358] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  217.030254] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  217.037962] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  217.045254] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  217.052512] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  217.059776] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  217.067040] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  217.074398]  retint_kernel+0x1b/0x2d
[  217.078152] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  217.083560] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  217.102455] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  217.110165] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  217.117445] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  217.124770] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  217.132032] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  217.139308] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  217.146590]  ? arch_local_irq_restore+0x45/0x52
[  217.151267]  dump_stack+0x26a/0x2b4
[  217.154896]  ? dump_stack_print_info.cold.2+0x52/0x52
[  217.160085]  ? mark_held_locks+0x130/0x130
[  217.164315]  ? mark_held_locks+0x130/0x130
[  217.168554]  dump_header+0x27b/0xf72
[  217.172284]  ? pagefault_out_of_memory+0x197/0x197
[  217.177219]  ? mark_held_locks+0x130/0x130
[  217.181460]  ? __lock_acquire+0x7ec/0x4ec0
[  217.185694]  ? mem_cgroup_charge_statistics+0x780/0x780
[  217.191069]  ? print_usage_bug+0xc0/0xc0
[  217.195127]  ? print_usage_bug+0xc0/0xc0
[  217.199192]  ? graph_lock+0x170/0x170
[  217.203016]  ? graph_lock+0x170/0x170
[  217.206817]  ? print_usage_bug+0xc0/0xc0
[  217.210873]  ? print_usage_bug+0xc0/0xc0
[  217.214944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.220486]  ? find_held_lock+0x36/0x1c0
[  217.224558]  ? mark_held_locks+0xc7/0x130
[  217.228706]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  217.233820]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  217.238923]  ? lockdep_hardirqs_on+0x421/0x5c0
[  217.243508]  ? trace_hardirqs_on+0xbd/0x310
[  217.247843]  ? kasan_check_read+0x11/0x20
[  217.251992]  ? ___ratelimit+0x36f/0x655
[  217.255965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  217.261416]  ? trace_hardirqs_on+0x310/0x310
[  217.265824]  ? lock_downgrade+0x900/0x900
[  217.269978]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  217.275080]  ? ___ratelimit+0xaa/0x655
[  217.278972]  ? idr_get_free+0xec0/0xec0
[  217.282947]  ? kasan_check_write+0x14/0x20
[  217.287180]  ? do_raw_spin_lock+0xc1/0x200
[  217.291420]  oom_kill_process.cold.27+0x10/0x903
[  217.296176]  ? graph_lock+0x170/0x170
[  217.299972]  ? _raw_spin_unlock+0x2c/0x50
[  217.304119]  ? oom_badness+0xe6/0xaa0
[  217.307927]  ? oom_evaluate_task+0x540/0x540
[  217.312340]  ? find_held_lock+0x36/0x1c0
[  217.316422]  ? out_of_memory+0x974/0x14c0
[  217.320568]  ? lock_downgrade+0x900/0x900
[  217.324724]  ? check_preemption_disabled+0x48/0x200
[  217.329767]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  217.335563]  ? kasan_check_read+0x11/0x20
[  217.339724]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  217.345042]  ? rcu_bh_qs+0xc0/0xc0
[  217.348588]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  217.353604]  ? oom_evaluate_task+0x302/0x540
[  217.358016]  out_of_memory+0xa86/0x14c0
[  217.362000]  ? oom_killer_disable+0x3a0/0x3a0
[  217.366495]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  217.371430]  ? __mutex_add_waiter+0x2a0/0x2a0
[  217.375938]  __alloc_pages_slowpath+0x2318/0x2d80
[  217.380815]  ? warn_alloc+0x120/0x120
[  217.384612]  ? __radix_tree_lookup+0x4c0/0x4c0
[  217.389206]  ? find_get_entry+0x2f2/0xc40
[  217.393367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.398908]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  217.403842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.409383]  ? should_fail+0x22d/0xd01
[  217.413273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  217.418376]  ? __lock_is_held+0xb5/0x140
[  217.422464]  ? __lock_is_held+0xb5/0x140
[  217.426533]  ? find_held_lock+0x36/0x1c0
[  217.430596]  ? ___might_sleep+0x1ed/0x300
[  217.434773]  ? lock_release+0x970/0x970
[  217.438756]  ? arch_local_save_flags+0x40/0x40
[  217.443352]  ? __might_sleep+0x95/0x190
[  217.447330]  __alloc_pages_nodemask+0xa80/0xde0
[  217.452008]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  217.457027]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  217.462838]  ? kasan_check_read+0x11/0x20
[  217.466985]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  217.472271]  ? graph_lock+0x170/0x170
[  217.476065]  ? print_usage_bug+0xc0/0xc0
[  217.480129]  ? graph_lock+0x170/0x170
[  217.483926]  ? graph_lock+0x170/0x170
[  217.487735]  ? __do_page_cache_readahead+0x7ce/0x980
[  217.492845]  ? find_held_lock+0x36/0x1c0
[  217.496938]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  217.502479]  alloc_pages_current+0x10c/0x210
[  217.506885]  ? lock_downgrade+0x900/0x900
[  217.511041]  __page_cache_alloc+0x38f/0x5b0
[  217.515364]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  217.521246]  ? kasan_check_read+0x11/0x20
[  217.525397]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  217.530678]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  217.535339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.540867]  ? check_preemption_disabled+0x48/0x200
[  217.545892]  filemap_fault+0x1594/0x25f0
[  217.549965]  ? __lock_page_or_retry+0xa00/0xa00
[  217.554635]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  217.560420]  ? kasan_check_read+0x11/0x20
[  217.564563]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  217.569836]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  217.574939]  ? rcu_bh_qs+0xc0/0xc0
[  217.578484]  ? trace_hardirqs_on+0xbd/0x310
[  217.582806]  ? kasan_check_read+0x11/0x20
[  217.586951]  ? __free_object+0x173/0x340
[  217.591022]  ? filemap_map_pages+0xdea/0x1980
[  217.595526]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  217.600632]  ? __free_object+0x173/0x340
[  217.604694]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  217.609982]  ? debug_object_free+0x325/0x690
[  217.614394]  ? find_get_pages_range_tag+0x1320/0x1320
[  217.619589]  ? graph_lock+0x170/0x170
[  217.623398]  ? kasan_check_read+0x11/0x20
[  217.627550]  ? debug_object_destroy+0x2b0/0x2b0
[  217.632233]  ? lock_acquire+0x1ed/0x520
[  217.636207]  ? ext4_filemap_fault+0x7a/0xad
[  217.640542]  ? lock_release+0x970/0x970
[  217.644516]  ? arch_local_save_flags+0x40/0x40
[  217.649101]  ? futex_wait_setup+0x3e0/0x3e0
[  217.653435]  ? down_read+0xb0/0x1d0
[  217.657061]  ? ext4_filemap_fault+0x7a/0xad
[  217.661381]  ? __down_interruptible+0x700/0x700
[  217.666070]  ext4_filemap_fault+0x82/0xad
[  217.670222]  __do_fault+0x100/0x6b0
[  217.673860]  ? print_bad_pte+0x6c0/0x6c0
[  217.677920]  ? do_futex+0x249/0x26d0
[  217.681625]  ? finish_task_switch+0x1f5/0x900
[  217.686114]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.690609]  ? pmd_val+0x88/0x100
[  217.694062]  ? add_mm_counter_fast+0xd0/0xd0
[  217.698466]  ? pmd_val+0x88/0x100
[  217.701920]  ? add_mm_counter_fast+0xd0/0xd0
[  217.706336]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.711879]  __handle_mm_fault+0x3709/0x53e0
[  217.716284]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  217.721121]  ? graph_lock+0x170/0x170
[  217.724934]  ? print_usage_bug+0xc0/0xc0
[  217.728993]  ? __switch_to_asm+0x34/0x70
[  217.733055]  ? graph_lock+0x170/0x170
[  217.736852]  ? graph_lock+0x170/0x170
[  217.740671]  ? handle_mm_fault+0x42a/0xc70
[  217.744907]  ? lock_downgrade+0x900/0x900
[  217.749056]  ? check_preemption_disabled+0x48/0x200
[  217.754174]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  217.759970]  ? kasan_check_read+0x11/0x20
[  217.764119]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  217.769398]  ? rcu_bh_qs+0xc0/0xc0
[  217.772937]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  217.778390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.783928]  ? check_preemption_disabled+0x48/0x200
[  217.788950]  handle_mm_fault+0x54f/0xc70
[  217.793016]  ? __handle_mm_fault+0x53e0/0x53e0
[  217.797598]  ? find_vma+0x34/0x190
[  217.801142]  __do_page_fault+0x67d/0xed0
[  217.805212]  ? mm_fault_error+0x380/0x380
[  217.809360]  ? trace_hardirqs_off+0xb8/0x300
[  217.813770]  ? trace_hardirqs_on+0x310/0x310
[  217.818176]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  217.823542]  ? trace_hardirqs_on+0x310/0x310
[  217.827958]  do_page_fault+0xf2/0x7e0
[  217.831761]  ? vmalloc_sync_all+0x30/0x30
[  217.835906]  ? error_entry+0x70/0xd0
[  217.839617]  ? trace_hardirqs_off_caller+0xbb/0x300
[  217.844633]  ? trace_hardirqs_on_caller+0xc0/0x300
[  217.849563]  ? syscall_return_slowpath+0x5e0/0x5e0
[  217.854493]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  217.859335]  ? trace_hardirqs_off+0x300/0x300
[  217.863831]  ? trace_hardirqs_off_caller+0x300/0x300
[  217.868935]  ? prepare_exit_to_usermode+0x291/0x3b0
[  217.873953]  ? page_fault+0x8/0x30
[  217.877496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  217.882341]  ? page_fault+0x8/0x30
[  217.885886]  page_fault+0x1e/0x30
[  217.889334] RIP: 0033:0x45ddf3
[  217.892528] Code: Bad RIP value.
[  217.895887] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  217.901250] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  217.908527] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  217.915792] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  217.923061] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  217.930327] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  217.937597] warn_alloc_show_mem: 1 callbacks suppressed
[  217.937600] Mem-Info:
[  217.937751] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  217.942968] active_anon:44712 inactive_anon:372 isolated_anon:0
[  217.942968]  active_file:15 inactive_file:12 isolated_file:0
[  217.942968]  unevictable:0 dirty:0 writeback:0 unstable:0
[  217.942968]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  217.942968]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  217.942968]  free:13792 free_pcp:444 free_cma:0
[  217.945753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  217.952964] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  217.986705] Call Trace:
[  217.996051] Node 0 
[  218.024532]  <IRQ>
[  218.027125] 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
[  218.029328]  dump_stack+0x1c4/0x2b4
[  218.031460] lowmem_reserve[]: 0
[  218.063981]  ? dump_stack_print_info.cold.2+0x52/0x52
[  218.067584]  2817
[  218.071307]  warn_alloc.cold.118+0xb7/0x1bd
[  218.076459]  6321 6321
[  218.076467] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  218.076487] lowmem_reserve[]: 0 0 3503 3503
[  218.076500] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  218.076520] lowmem_reserve[]: 0 0 0 0
[  218.076533] 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
[  218.076591] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  218.076651] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  218.076708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  218.076724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  218.076730] 407 total pagecache pages
[  218.076747] 0 pages in swap cache
[  218.078821]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  218.083122] Swap cache stats: add 0, delete 0, find 0/0
[  218.085605]  ? lock_downgrade+0x900/0x900
[  218.113162] Free swap  = 0kB
[  218.117475]  ? trace_hardirqs_off+0xb8/0x300
[  218.146591] Total swap = 0kB
[  218.146600] 1965979 pages RAM
[  218.150398]  ? trace_hardirqs_off+0xb8/0x300
[  218.163887] 0 pages HighMem/MovableOnly
[  218.163896] 342744 pages reserved
[  218.179071]  __alloc_pages_slowpath+0x2667/0x2d80
[  218.193954] 0 pages cma reserved
[  218.203279]  ? warn_alloc+0x120/0x120
[  218.212567] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  218.216087]  ? trace_hardirqs_on+0x310/0x310
[  218.219515] syz-fuzzer cpuset=
[  218.224759]  ? warn_alloc+0x120/0x120
[  218.230098] /
[  218.234245]  ? print_usage_bug+0xc0/0xc0
[  218.237243]  mems_allowed=0
[  218.241641]  ? warn_alloc+0x120/0x120
[  218.307390]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  218.312406]  ? print_usage_bug+0xc0/0xc0
[  218.316471]  ? __lock_acquire+0x7ec/0x4ec0
[  218.320705]  ? __lock_acquire+0x7ec/0x4ec0
[  218.324964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.331425]  ? should_fail+0x22d/0xd01
[  218.335319]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.340421]  ? __lock_acquire+0x7ec/0x4ec0
[  218.344658]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.349761]  ? __lock_acquire+0x7ec/0x4ec0
[  218.353998]  ? should_fail+0x22d/0xd01
[  218.357883]  ? print_usage_bug+0xc0/0xc0
[  218.362396]  ? mark_held_locks+0x130/0x130
[  218.366635]  ? mark_held_locks+0x130/0x130
[  218.370884]  ? graph_lock+0x170/0x170
[  218.374683]  ? print_usage_bug+0xc0/0xc0
[  218.379753]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  218.387328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.392882]  ? check_preemption_disabled+0x48/0x200
[  218.398371]  ? check_preemption_disabled+0x48/0x200
[  218.403395]  ? __lock_is_held+0xb5/0x140
[  218.407475]  __alloc_pages_nodemask+0xa80/0xde0
[  218.412141]  ? graph_lock+0x170/0x170
[  218.415946]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  218.422435]  ? graph_lock+0x170/0x170
[  218.426751]  ? find_held_lock+0x36/0x1c0
[  218.430821]  ? ____cache_alloc_node+0x1c7/0x1e0
[  218.435490]  ? lock_downgrade+0x900/0x900
[  218.439647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.445188]  cache_grow_begin+0x91/0x8c0
[  218.449740]  ? do_raw_spin_unlock+0xa7/0x2f0
[  218.454157]  fallback_alloc+0x203/0x2e0
[  218.458641]  ____cache_alloc_node+0x1c7/0x1e0
[  218.463143]  kmem_cache_alloc_node+0xe3/0x730
[  218.467642]  ? ipv6_get_ifaddr+0x42e/0x620
[  218.471885]  __alloc_skb+0x119/0x770
[  218.475600]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.480879]  ? skb_scrub_packet+0x490/0x490
[  218.485677]  ? lock_downgrade+0x900/0x900
[  218.489831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.495365]  ? refcount_sub_and_test_checked+0x203/0x310
[  218.501328]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  218.506779]  ? addrconf_rs_timer+0x6f0/0x6f0
[  218.511199]  ndisc_alloc_skb+0x144/0x340
[  218.515265]  ndisc_send_rs+0x331/0x6e0
[  218.519604]  addrconf_rs_timer+0x3c0/0x6f0
[  218.523842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.528521]  call_timer_fn+0x272/0x920
[  218.532409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.536647]  ? process_timeout+0x40/0x40
[  218.540702]  ? find_held_lock+0x36/0x1c0
[  218.544786]  ? __run_timers+0x7da/0xc70
[  218.549210]  ? _raw_spin_unlock_irq+0x27/0x80
[  218.553705]  ? _raw_spin_unlock_irq+0x27/0x80
[  218.558210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.562943]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  218.567523]  ? trace_hardirqs_on+0xbd/0x310
[  218.571841]  ? kasan_check_read+0x11/0x20
[  218.575990]  ? __run_timers+0x7da/0xc70
[  218.579966]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  218.585762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.590470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.594705]  __run_timers+0x7e5/0xc70
[  218.598534]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  218.603900]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  218.608917]  ? graph_lock+0x170/0x170
[  218.613222]  ? enqueue_hrtimer+0x1a5/0x560
[  218.617942]  ? lock_release+0x970/0x970
[  218.621919]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  218.627117]  ? find_held_lock+0x36/0x1c0
[  218.631180]  ? graph_lock+0x170/0x170
[  218.634985]  ? pvclock_read_flags+0x160/0x160
[  218.639478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.645013]  ? check_preemption_disabled+0x48/0x200
[  218.650039]  ? __lock_is_held+0xb5/0x140
[  218.654559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.660099]  ? check_preemption_disabled+0x48/0x200
[  218.665122]  run_timer_softirq+0x52/0xb0
[  218.669212]  ? rcu_read_lock_sched_held+0x108/0x120
[  218.674229]  __do_softirq+0x30b/0xad8
[  218.678043]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  218.683601]  ? pvclock_read_flags+0x160/0x160
[  218.688547]  ? lapic_next_event+0x5a/0x90
[  218.692696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.698247]  ? check_preemption_disabled+0x48/0x200
[  218.703292]  ? check_preemption_disabled+0x48/0x200
[  218.715485]  ? kvm_clock_read+0x18/0x30
[  218.719459]  ? kvm_sched_clock_read+0x9/0x20
[  218.723866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.729402]  ? check_preemption_disabled+0x48/0x200
[  218.734432]  irq_exit+0x17f/0x1c0
[  218.737886]  smp_apic_timer_interrupt+0x1cb/0x760
[  218.743162]  ? smp_call_function_single_interrupt+0x650/0x650
[  218.749551]  ? interrupt_entry+0xb5/0xf0
[  218.753611]  ? trace_hardirqs_off_caller+0xbb/0x300
[  218.758625]  ? trace_hardirqs_off_caller+0xbb/0x300
[  218.763642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.768484]  ? trace_hardirqs_off+0x300/0x300
[  218.772977]  ? trace_hardirqs_off+0x300/0x300
[  218.777472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.783509]  ? check_preemption_disabled+0x48/0x200
[  218.788521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.794066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.798916]  apic_timer_interrupt+0xf/0x20
[  218.803142]  </IRQ>
[  218.805379] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  218.810767] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  218.830137] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  218.838283] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  218.845546] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  218.853322] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  218.860584] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  218.867852] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  218.876157]  skb_clone+0x1bb/0x500
[  218.879697]  ? finish_task_switch+0x2f5/0x900
[  218.884203]  ? skb_split+0x11e0/0x11e0
[  218.888090]  ? preempt_notifier_register+0x200/0x200
[  218.893193]  ? __switch_to_asm+0x34/0x70
[  218.897747]  ? __switch_to_asm+0x34/0x70
[  218.901810]  ? __switch_to_asm+0x40/0x70
[  218.905990]  ? __switch_to_asm+0x34/0x70
[  218.910508]  ? __switch_to_asm+0x40/0x70
[  218.914567]  ? __switch_to_asm+0x34/0x70
[  218.918626]  ? __switch_to_asm+0x40/0x70
[  218.922683]  ? __switch_to_asm+0x34/0x70
[  218.926751]  ? __switch_to_asm+0x34/0x70
[  218.930813]  ? __switch_to_asm+0x40/0x70
[  218.935348]  ? __switch_to_asm+0x34/0x70
[  218.939429]  bpf_clone_redirect+0xb9/0x490
[  218.944100]  ? __schedule+0x874/0x1ed0
[  218.947994]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  218.953011]  ? __sched_text_start+0x8/0x8
[  218.957188]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  218.961969]  ? find_held_lock+0x36/0x1c0
[  218.966511]  ? lock_acquire+0x1ed/0x520
[  218.970950]  ? bpf_test_run+0x32e/0x5a0
[  218.974925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.980466]  ? check_preemption_disabled+0x48/0x200
[  218.985489]  ? kasan_check_read+0x11/0x20
[  218.989648]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.995424]  ? rcu_bh_qs+0xc0/0xc0
[  218.998966]  ? preempt_schedule+0x4d/0x60
[  219.003113]  ? ___preempt_schedule+0x16/0x18
[  219.008001]  ? bpf_test_run+0x1c0/0x5a0
[  219.011987]  ? netlink_diag_dump+0x2a0/0x2a0
[  219.016396]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.021931]  ? bpf_test_init.isra.9+0x70/0x100
[  219.026954]  ? bpf_prog_test_run_skb+0x634/0xb40
[  219.031756]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  219.039156]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  219.046745]  ? fput+0x130/0x1a0
[  219.050031]  ? __bpf_prog_get+0x9b/0x290
[  219.054096]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  219.058946]  ? bpf_prog_test_run+0x130/0x1a0
[  219.063818]  ? __x64_sys_bpf+0x3d8/0x510
[  219.068344]  ? bpf_prog_get+0x20/0x20
[  219.072166]  ? do_syscall_64+0x1b9/0x820
[  219.076234]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  219.082090]  ? syscall_return_slowpath+0x5e0/0x5e0
[  219.087035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.091877]  ? trace_hardirqs_off+0x300/0x300
[  219.096814]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  219.102310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.107845]  ? prepare_exit_to_usermode+0x291/0x3b0
[  219.112868]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.117759]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  219.123669] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  219.123756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  219.130621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  219.130626] Call Trace:
[  219.130632]  <IRQ>
[  219.130648]  dump_stack+0x1c4/0x2b4
[  219.130670]  ? dump_stack_print_info.cold.2+0x52/0x52
[  219.141560] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  219.150822]  warn_alloc.cold.118+0xb7/0x1bd
[  219.153373] syz-executor3 cpuset=
[  219.155518]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  219.159121] syz3
[  219.164302]  ? lock_downgrade+0x900/0x900
[  219.174765]  mems_allowed=0
[  219.179075]  ? trace_hardirqs_off+0xb8/0x300
[  219.200728]  ? trace_hardirqs_off+0xb8/0x300
[  219.205147]  __alloc_pages_slowpath+0x2667/0x2d80
[  219.210020]  ? warn_alloc+0x120/0x120
[  219.213828]  ? warn_alloc+0x120/0x120
[  219.217630]  ? print_usage_bug+0xc0/0xc0
[  219.221692]  ? warn_alloc+0x120/0x120
[  219.225499]  ? print_usage_bug+0xc0/0xc0
[  219.229552]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  219.234750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.240287]  ? should_fail+0x22d/0xd01
[  219.244179]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.249277]  ? __lock_acquire+0x7ec/0x4ec0
[  219.253511]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.258615]  ? __lock_acquire+0x7ec/0x4ec0
[  219.262849]  ? should_fail+0x22d/0xd01
[  219.266755]  ? mark_held_locks+0x130/0x130
[  219.270994]  ? mark_held_locks+0x130/0x130
[  219.275259]  ? graph_lock+0x170/0x170
[  219.279069]  ? graph_lock+0x170/0x170
[  219.282874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.288417]  ? check_preemption_disabled+0x48/0x200
[  219.293431]  ? check_preemption_disabled+0x48/0x200
[  219.298457]  ? __lock_is_held+0xb5/0x140
[  219.302522]  __alloc_pages_nodemask+0xa80/0xde0
[  219.307190]  ? graph_lock+0x170/0x170
[  219.310995]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  219.316005]  ? graph_lock+0x170/0x170
[  219.319817]  ? find_held_lock+0x36/0x1c0
[  219.323891]  ? ____cache_alloc_node+0x1c7/0x1e0
[  219.328561]  ? lock_downgrade+0x900/0x900
[  219.332724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.338269]  cache_grow_begin+0x91/0x8c0
[  219.342330]  ? do_raw_spin_unlock+0xa7/0x2f0
[  219.346755]  fallback_alloc+0x203/0x2e0
[  219.350754]  ____cache_alloc_node+0x1c7/0x1e0
[  219.355262]  __kmalloc+0x208/0x760
[  219.358812]  ? __neigh_create+0x30b/0x2130
[  219.363066]  __neigh_create+0x30b/0x2130
[  219.367152]  ? trace_hardirqs_on+0xbd/0x310
[  219.371477]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  219.377015]  ? ip6t_do_table+0xd9e/0x1d30
[  219.381169]  ? mark_held_locks+0x130/0x130
[  219.385403]  ? __local_bh_enable_ip+0x160/0x260
[  219.390075]  ? neigh_hash_alloc+0x1e0/0x1e0
[  219.394394]  ? graph_lock+0x170/0x170
[  219.398223]  ? ip6t_do_table+0xd9e/0x1d30
[  219.402400]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.407873]  ? trace_hardirqs_on+0xbd/0x310
[  219.412215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.417794]  ? ip6t_do_table+0xd6a/0x1d30
[  219.421948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.427483]  ? check_preemption_disabled+0x48/0x200
[  219.432494]  ? check_preemption_disabled+0x48/0x200
[  219.437518]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  219.443053]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.448332]  ? rcu_pm_notify+0xc0/0xc0
[  219.452237]  ? graph_lock+0x170/0x170
[  219.456036]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  219.461278]  ip6_finish_output2+0xa59/0x27a0
[  219.465702]  ? ip6_copy_metadata+0xe30/0xe30
[  219.470156]  ? ip6_mtu+0x39c/0x520
[  219.473687]  ? lock_downgrade+0x900/0x900
[  219.477823]  ? check_preemption_disabled+0x48/0x200
[  219.482845]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.488645]  ? kasan_check_read+0x11/0x20
[  219.492802]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.498081]  ? rcu_bh_qs+0xc0/0xc0
[  219.501634]  ? ip6_mtu+0x160/0x520
[  219.505215]  ? dst_hold+0x2f0/0x2f0
[  219.508847]  ? kasan_check_read+0x11/0x20
[  219.512996]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.518274]  ? nf_nat_ipv6_out+0x212/0x550
[  219.522502]  ip6_finish_output+0x5fe/0xbc0
[  219.526760]  ? ip6_finish_output+0x5fe/0xbc0
[  219.531175]  ip6_output+0x23e/0xa00
[  219.534800]  ? check_preemption_disabled+0x48/0x200
[  219.539861]  ? ip6_finish_output+0xbc0/0xbc0
[  219.544288]  ? ip6_fragment+0x38c0/0x38c0
[  219.548438]  ? __lock_is_held+0xb5/0x140
[  219.552512]  ndisc_send_skb+0x1005/0x1570
[  219.556684]  ? ndisc_constructor+0xc40/0xc40
[  219.561114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.566667]  ? refcount_sub_and_test_checked+0x203/0x310
[  219.572118]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  219.577583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.583155]  ndisc_send_rs+0x134/0x6e0
[  219.587065]  addrconf_rs_timer+0x3c0/0x6f0
[  219.591307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.595559]  call_timer_fn+0x272/0x920
[  219.599449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.603688]  ? process_timeout+0x40/0x40
[  219.607775]  ? find_held_lock+0x36/0x1c0
[  219.611846]  ? mark_held_locks+0xc7/0x130
[  219.616001]  ? _raw_spin_unlock_irq+0x27/0x80
[  219.620509]  ? _raw_spin_unlock_irq+0x27/0x80
[  219.625001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.629265]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  219.633848]  ? trace_hardirqs_on+0xbd/0x310
[  219.638169]  ? kasan_check_read+0x11/0x20
[  219.642322]  ? __run_timers+0x7da/0xc70
[  219.646301]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.651759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.656009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.660246]  __run_timers+0x7e5/0xc70
[  219.664060]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  219.669427]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  219.674461]  ? graph_lock+0x170/0x170
[  219.678272]  ? print_usage_bug+0xc0/0xc0
[  219.682336]  ? lock_release+0x970/0x970
[  219.686309]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  219.691522]  ? find_held_lock+0x36/0x1c0
[  219.695590]  ? graph_lock+0x170/0x170
[  219.699395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.704937]  ? check_preemption_disabled+0x48/0x200
[  219.709965]  ? __lock_is_held+0xb5/0x140
[  219.714031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.719570]  ? check_preemption_disabled+0x48/0x200
[  219.724592]  run_timer_softirq+0x52/0xb0
[  219.728655]  ? rcu_read_lock_sched_held+0x108/0x120
[  219.733677]  __do_softirq+0x30b/0xad8
[  219.737492]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  219.742604]  ? pvclock_read_flags+0x160/0x160
[  219.747096]  ? lapic_next_event+0x5a/0x90
[  219.751248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.756784]  ? check_preemption_disabled+0x48/0x200
[  219.761798]  ? check_preemption_disabled+0x48/0x200
[  219.766832]  ? kvm_clock_read+0x18/0x30
[  219.770809]  ? kvm_sched_clock_read+0x9/0x20
[  219.775219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.780762]  ? check_preemption_disabled+0x48/0x200
[  219.785790]  irq_exit+0x17f/0x1c0
[  219.789250]  smp_apic_timer_interrupt+0x1cb/0x760
[  219.794083]  ? smp_reschedule_interrupt+0x109/0x650
[  219.799093]  ? smp_call_function_single_interrupt+0x650/0x650
[  219.804980]  ? interrupt_entry+0xb5/0xf0
[  219.809045]  ? trace_hardirqs_off_caller+0xbb/0x300
[  219.814056]  ? trace_hardirqs_off_caller+0xbb/0x300
[  219.819072]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.823927]  ? trace_hardirqs_off+0x300/0x300
[  219.828422]  ? trace_hardirqs_off+0x300/0x300
[  219.832931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.838483]  ? check_preemption_disabled+0x48/0x200
[  219.843496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.849040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.853898]  apic_timer_interrupt+0xf/0x20
[  219.858127]  </IRQ>
[  219.860361] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  219.865549] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  219.884448] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  219.892157] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  219.899420] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  219.906687] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  219.913962] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  219.921229] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  219.928526]  retint_kernel+0x1b/0x2d
[  219.932257] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  219.937534] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  219.956432] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  219.964139] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  219.971406] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  219.978671] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  219.985940] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  219.993234] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  220.000516]  ? arch_local_irq_restore+0x45/0x52
[  220.005191]  dump_stack+0x26a/0x2b4
[  220.008819]  ? dump_stack_print_info.cold.2+0x52/0x52
[  220.014011]  ? mark_held_locks+0x130/0x130
[  220.018262]  ? mark_held_locks+0x130/0x130
[  220.022484]  dump_header+0x27b/0xf72
[  220.026187]  ? pagefault_out_of_memory+0x197/0x197
[  220.031116]  ? mark_held_locks+0x130/0x130
[  220.035350]  ? __lock_acquire+0x7ec/0x4ec0
[  220.039624]  ? mem_cgroup_charge_statistics+0x780/0x780
[  220.044987]  ? print_usage_bug+0xc0/0xc0
[  220.049061]  ? print_usage_bug+0xc0/0xc0
[  220.053132]  ? graph_lock+0x170/0x170
[  220.056926]  ? graph_lock+0x170/0x170
[  220.060733]  ? print_usage_bug+0xc0/0xc0
[  220.064832]  ? print_usage_bug+0xc0/0xc0
[  220.068896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.074436]  ? find_held_lock+0x36/0x1c0
[  220.078508]  ? mark_held_locks+0xc7/0x130
[  220.082654]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  220.087783]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  220.092886]  ? lockdep_hardirqs_on+0x421/0x5c0
[  220.097465]  ? trace_hardirqs_on+0xbd/0x310
[  220.101781]  ? kasan_check_read+0x11/0x20
[  220.105940]  ? ___ratelimit+0x36f/0x655
[  220.109939]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  220.115390]  ? trace_hardirqs_on+0x310/0x310
[  220.119803]  ? lock_downgrade+0x900/0x900
[  220.123955]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  220.129057]  ? ___ratelimit+0xaa/0x655
[  220.132951]  ? idr_get_free+0xec0/0xec0
[  220.136939]  ? kasan_check_write+0x14/0x20
[  220.141170]  ? do_raw_spin_lock+0xc1/0x200
[  220.145401]  oom_kill_process.cold.27+0x10/0x903
[  220.150145]  ? graph_lock+0x170/0x170
[  220.153944]  ? _raw_spin_unlock+0x2c/0x50
[  220.158090]  ? oom_badness+0xe6/0xaa0
[  220.161900]  ? oom_evaluate_task+0x540/0x540
[  220.166312]  ? find_held_lock+0x36/0x1c0
[  220.170385]  ? out_of_memory+0x974/0x14c0
[  220.174530]  ? lock_downgrade+0x900/0x900
[  220.178676]  ? check_preemption_disabled+0x48/0x200
[  220.183696]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.189548]  ? kasan_check_read+0x11/0x20
[  220.193724]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  220.199007]  ? rcu_bh_qs+0xc0/0xc0
[  220.202557]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  220.207573]  ? oom_evaluate_task+0x302/0x540
[  220.212541]  out_of_memory+0xa86/0x14c0
[  220.216555]  ? oom_killer_disable+0x3a0/0x3a0
[  220.221053]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  220.225985]  ? __mutex_add_waiter+0x2a0/0x2a0
[  220.230495]  __alloc_pages_slowpath+0x2318/0x2d80
[  220.235384]  ? warn_alloc+0x120/0x120
[  220.239183]  ? __radix_tree_lookup+0x4c0/0x4c0
[  220.243778]  ? find_get_entry+0x2f2/0xc40
[  220.247934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.253486]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  220.258414]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.263952]  ? should_fail+0x22d/0xd01
[  220.267843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  220.272948]  ? __lock_is_held+0xb5/0x140
[  220.277035]  ? __lock_is_held+0xb5/0x140
[  220.281108]  ? find_held_lock+0x36/0x1c0
[  220.285174]  ? ___might_sleep+0x1ed/0x300
[  220.289322]  ? lock_release+0x970/0x970
[  220.293298]  ? arch_local_save_flags+0x40/0x40
[  220.297892]  ? __might_sleep+0x95/0x190
[  220.301873]  __alloc_pages_nodemask+0xa80/0xde0
[  220.306549]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  220.311569]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.317368]  ? kasan_check_read+0x11/0x20
[  220.321517]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  220.326797]  ? graph_lock+0x170/0x170
[  220.330600]  ? print_usage_bug+0xc0/0xc0
[  220.334665]  ? graph_lock+0x170/0x170
[  220.338475]  ? graph_lock+0x170/0x170
[  220.342276]  ? __do_page_cache_readahead+0x7ce/0x980
[  220.347415]  ? find_held_lock+0x36/0x1c0
[  220.351486]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  220.357025]  alloc_pages_current+0x10c/0x210
[  220.361436]  ? lock_downgrade+0x900/0x900
[  220.365591]  __page_cache_alloc+0x38f/0x5b0
[  220.369914]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.375708]  ? kasan_check_read+0x11/0x20
[  220.379870]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  220.385148]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  220.389817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.395354]  ? check_preemption_disabled+0x48/0x200
[  220.400376]  filemap_fault+0x1594/0x25f0
[  220.404452]  ? __lock_page_or_retry+0xa00/0xa00
[  220.409121]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.414941]  ? kasan_check_read+0x11/0x20
[  220.419088]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  220.424367]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  220.429475]  ? rcu_bh_qs+0xc0/0xc0
[  220.433017]  ? trace_hardirqs_on+0xbd/0x310
[  220.437336]  ? kasan_check_read+0x11/0x20
[  220.441479]  ? __free_object+0x173/0x340
[  220.445563]  ? filemap_map_pages+0xdea/0x1980
[  220.450063]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  220.455157]  ? __free_object+0x173/0x340
[  220.459220]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  220.464501]  ? debug_object_free+0x325/0x690
[  220.468918]  ? find_get_pages_range_tag+0x1320/0x1320
[  220.474114]  ? graph_lock+0x170/0x170
[  220.477923]  ? kasan_check_read+0x11/0x20
[  220.482077]  ? debug_object_destroy+0x2b0/0x2b0
[  220.486765]  ? lock_acquire+0x1ed/0x520
[  220.490746]  ? ext4_filemap_fault+0x7a/0xad
[  220.495075]  ? lock_release+0x970/0x970
[  220.499051]  ? arch_local_save_flags+0x40/0x40
[  220.503640]  ? futex_wait_setup+0x3e0/0x3e0
[  220.507974]  ? down_read+0xb0/0x1d0
[  220.511600]  ? ext4_filemap_fault+0x7a/0xad
[  220.515923]  ? __down_interruptible+0x700/0x700
[  220.520608]  ext4_filemap_fault+0x82/0xad
[  220.524761]  __do_fault+0x100/0x6b0
[  220.528389]  ? print_bad_pte+0x6c0/0x6c0
[  220.532458]  ? do_futex+0x249/0x26d0
[  220.536173]  ? finish_task_switch+0x1f5/0x900
[  220.540681]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.545172]  ? pmd_val+0x88/0x100
[  220.548627]  ? add_mm_counter_fast+0xd0/0xd0
[  220.553035]  ? pmd_val+0x88/0x100
[  220.556500]  ? add_mm_counter_fast+0xd0/0xd0
[  220.560912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.566454]  __handle_mm_fault+0x3709/0x53e0
[  220.570868]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  220.575712]  ? graph_lock+0x170/0x170
[  220.579524]  ? print_usage_bug+0xc0/0xc0
[  220.583586]  ? __switch_to_asm+0x34/0x70
[  220.587652]  ? graph_lock+0x170/0x170
[  220.591452]  ? graph_lock+0x170/0x170
[  220.595283]  ? handle_mm_fault+0x42a/0xc70
[  220.599519]  ? lock_downgrade+0x900/0x900
[  220.603666]  ? check_preemption_disabled+0x48/0x200
[  220.608689]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.614520]  ? kasan_check_read+0x11/0x20
[  220.618678]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  220.623957]  ? rcu_bh_qs+0xc0/0xc0
[  220.627494]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  220.632945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.638490]  ? check_preemption_disabled+0x48/0x200
[  220.643525]  handle_mm_fault+0x54f/0xc70
[  220.647604]  ? __handle_mm_fault+0x53e0/0x53e0
[  220.652191]  ? find_vma+0x34/0x190
[  220.655755]  __do_page_fault+0x67d/0xed0
[  220.659823]  ? mm_fault_error+0x380/0x380
[  220.663999]  ? trace_hardirqs_off+0xb8/0x300
[  220.668406]  ? trace_hardirqs_on+0x310/0x310
[  220.672831]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  220.678193]  ? trace_hardirqs_on+0x310/0x310
[  220.682611]  do_page_fault+0xf2/0x7e0
[  220.686416]  ? vmalloc_sync_all+0x30/0x30
[  220.690568]  ? error_entry+0x70/0xd0
[  220.694280]  ? trace_hardirqs_off_caller+0xbb/0x300
[  220.699294]  ? trace_hardirqs_on_caller+0xc0/0x300
[  220.704230]  ? syscall_return_slowpath+0x5e0/0x5e0
[  220.709158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.714003]  ? trace_hardirqs_off+0x300/0x300
[  220.718524]  ? trace_hardirqs_off_caller+0x300/0x300
[  220.723627]  ? prepare_exit_to_usermode+0x291/0x3b0
[  220.728657]  ? page_fault+0x8/0x30
[  220.732197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.737045]  ? page_fault+0x8/0x30
[  220.740585]  page_fault+0x1e/0x30
[  220.744035] RIP: 0033:0x45ddf3
[  220.747232] Code: Bad RIP value.
[  220.750590] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  220.755960] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  220.763234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  220.770500] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  220.777793] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  220.785056] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  220.792343] warn_alloc_show_mem: 1 callbacks suppressed
[  220.792355] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  220.792357] Mem-Info:
[  220.792388] active_anon:44712 inactive_anon:372 isolated_anon:0
[  220.792388]  active_file:15 inactive_file:12 isolated_file:0
[  220.792388]  unevictable:0 dirty:0 writeback:0 unstable:0
[  220.792388]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  220.792388]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  220.792388]  free:13792 free_pcp:444 free_cma:0
[  220.798146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  220.798155] Call Trace:
[  220.805346] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  220.807747]  <IRQ>
[  220.840522] Node 0 
[  220.849873]  dump_stack+0x1c4/0x2b4
[  220.852455] 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
[  220.880926]  ? dump_stack_print_info.cold.2+0x52/0x52
[  220.883050] lowmem_reserve[]:
[  220.885290]  warn_alloc.cold.118+0xb7/0x1bd
[  220.888879]  0
[  220.915364]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  220.920524]  2817 6321
[  220.923632]  ? lock_downgrade+0x900/0x900
[  220.927924]  6321
[  220.929737]  ? trace_hardirqs_off+0xb8/0x300
[  220.934554] Node 0 
[  220.937048]  ? trace_hardirqs_off+0xb8/0x300
[  220.941190] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  220.943223]  __alloc_pages_slowpath+0x2667/0x2d80
[  220.947591] lowmem_reserve[]: 0 0 3503 3503
[  220.947636] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  220.947655] lowmem_reserve[]: 0 0 0 0
[  220.947668] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 
[  220.950004]  ? warn_alloc+0x120/0x120
[  220.954364] 1*1024kB 
[  220.981805]  ? trace_hardirqs_on+0x310/0x310
[  220.986625] (U) 
[  220.991402]  ? warn_alloc+0x120/0x120
[  221.020590] 1*2048kB 
[  221.024402]  ? print_usage_bug+0xc0/0xc0
[  221.033760] (M) 
[  221.037568]  ? warn_alloc+0x120/0x120
[  221.039945] 3*4096kB (M) 
[  221.044849]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  221.046807] = 15908kB
[  221.050599]  ? print_usage_bug+0xc0/0xc0
[  221.052983] Node 0 
[  221.057536]  ? __lock_acquire+0x7ec/0x4ec0
[  221.059489] DMA32: 
[  221.063297]  ? __lock_acquire+0x7ec/0x4ec0
[  221.066026] 3*4kB 
[  221.071031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.073413] (UM) 
[  221.077901]  ? should_fail+0x22d/0xd01
[  221.080256] 0*8kB 3*16kB 
[  221.084950]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.087159] (M) 
[  221.091387]  ? __lock_acquire+0x7ec/0x4ec0
[  221.093511] 2*32kB 
[  221.099037]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.101075] (UM) 
[  221.109805]  ? __lock_acquire+0x7ec/0x4ec0
[  221.109822]  ? should_fail+0x22d/0xd01
[  221.112552] 3*64kB (UM) 
[  221.118177]  ? print_usage_bug+0xc0/0xc0
[  221.120126] 3*128kB 
[  221.124370]  ? mark_held_locks+0x130/0x130
[  221.126577] (M) 
[  221.131674]  ? mark_held_locks+0x130/0x130
[  221.133737] 2*256kB 
[  221.137965]  ? graph_lock+0x170/0x170
[  221.141821] (M) 
[  221.144482]  ? print_usage_bug+0xc0/0xc0
[  221.148524] 3*512kB (M) 
[  221.150853]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  221.155058] 4*1024kB (UM) 
[  221.157041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.161254] 1*2048kB (M) 
[  221.163597]  ? check_preemption_disabled+0x48/0x200
[  221.167364] 4*4096kB (M) 
[  221.169352]  ? check_preemption_disabled+0x48/0x200
[  221.173384] = 25276kB
[  221.176052]  ? __lock_is_held+0xb5/0x140
[  221.180773] Node 0 
[  221.183627]  __alloc_pages_nodemask+0xa80/0xde0
[  221.189127] Normal: 1020*4kB 
[  221.191913]  ? graph_lock+0x170/0x170
[  221.196904] (UMEH) 
[  221.199652]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  221.204634] 383*8kB (MEH) 
[  221.207059]  ? graph_lock+0x170/0x170
[  221.211096] 159*16kB 
[  221.213330]  ? find_held_lock+0x36/0x1c0
[  221.217961] (UMEH) 
[  221.221066]  ? ____cache_alloc_node+0x1c7/0x1e0
[  221.224828] 83*32kB (UMEH) 
[  221.227063]  ? lock_downgrade+0x900/0x900
[  221.232055] 19*64kB 
[  221.234892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.238658] (UM) 
[  221.241076]  cache_grow_begin+0x91/0x8c0
[  221.245109] 4*128kB 
[  221.247337]  ? do_raw_spin_unlock+0xa7/0x2f0
[  221.251974] (M) 
[  221.254903]  fallback_alloc+0x203/0x2e0
[  221.259018] 0*256kB 0*512kB 
[  221.261346]  ____cache_alloc_node+0x1c7/0x1e0
[  221.266851] 0*1024kB 
[  221.268907]  kmem_cache_alloc_node+0xe3/0x730
[  221.272943] 0*2048kB 
[  221.275267]  ? ipv6_get_ifaddr+0x42e/0x620
[  221.279637] 0*4096kB = 14072kB
[  221.279649] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  221.279655] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  221.279659] 407 total pagecache pages
[  221.279669] 0 pages in swap cache
[  221.279674] Swap cache stats: add 0, delete 0, find 0/0
[  221.279677] Free swap  = 0kB
[  221.279680] Total swap = 0kB
[  221.279684] 1965979 pages RAM
[  221.279686] 0 pages HighMem/MovableOnly
[  221.279689] 342744 pages reserved
[  221.279692] 0 pages cma reserved
[  221.280241] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  221.281765]  __alloc_skb+0x119/0x770
[  221.285708] syz-fuzzer cpuset=
[  221.288757]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.293239] /
[  221.295643]  ? skb_scrub_packet+0x490/0x490
[  221.300118]  mems_allowed=0
[  221.302518]  ? lock_downgrade+0x900/0x900
[  221.396917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.402912]  ? refcount_sub_and_test_checked+0x203/0x310
[  221.408861]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  221.414313]  ? addrconf_rs_timer+0x6f0/0x6f0
[  221.418748]  ndisc_alloc_skb+0x144/0x340
[  221.422819]  ndisc_send_rs+0x331/0x6e0
[  221.426721]  addrconf_rs_timer+0x3c0/0x6f0
[  221.430970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.441499]  call_timer_fn+0x272/0x920
[  221.445387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.449624]  ? process_timeout+0x40/0x40
[  221.453684]  ? find_held_lock+0x36/0x1c0
[  221.457769]  ? __run_timers+0x7da/0xc70
[  221.461755]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.466278]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.471201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.475434]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  221.480019]  ? trace_hardirqs_on+0xbd/0x310
[  221.484339]  ? kasan_check_read+0x11/0x20
[  221.488485]  ? __run_timers+0x7da/0xc70
[  221.492457]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.497913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.502610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.506845]  __run_timers+0x7e5/0xc70
[  221.510671]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  221.516037]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  221.521056]  ? graph_lock+0x170/0x170
[  221.525348]  ? enqueue_hrtimer+0x1a5/0x560
[  221.529592]  ? lock_release+0x970/0x970
[  221.534100]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  221.539331]  ? find_held_lock+0x36/0x1c0
[  221.543394]  ? graph_lock+0x170/0x170
[  221.547196]  ? pvclock_read_flags+0x160/0x160
[  221.551692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.557273]  ? check_preemption_disabled+0x48/0x200
[  221.562778]  ? __lock_is_held+0xb5/0x140
[  221.566843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.572802]  ? check_preemption_disabled+0x48/0x200
[  221.577831]  run_timer_softirq+0x52/0xb0
[  221.581890]  ? rcu_read_lock_sched_held+0x108/0x120
[  221.586907]  __do_softirq+0x30b/0xad8
[  221.590732]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  221.596356]  ? pvclock_read_flags+0x160/0x160
[  221.600879]  ? lapic_next_event+0x5a/0x90
[  221.605518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.611058]  ? check_preemption_disabled+0x48/0x200
[  221.616072]  ? check_preemption_disabled+0x48/0x200
[  221.621109]  ? kvm_clock_read+0x18/0x30
[  221.625592]  ? kvm_sched_clock_read+0x9/0x20
[  221.630015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.636083]  ? check_preemption_disabled+0x48/0x200
[  221.641115]  irq_exit+0x17f/0x1c0
[  221.644568]  smp_apic_timer_interrupt+0x1cb/0x760
[  221.649414]  ? smp_call_function_single_interrupt+0x650/0x650
[  221.655295]  ? interrupt_entry+0xb5/0xf0
[  221.659357]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.665294]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.670309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.675150]  ? trace_hardirqs_off+0x300/0x300
[  221.679644]  ? trace_hardirqs_off+0x300/0x300
[  221.684141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.690118]  ? check_preemption_disabled+0x48/0x200
[  221.695628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.701176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.706030]  apic_timer_interrupt+0xf/0x20
[  221.710255]  </IRQ>
[  221.712492] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  221.717419] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  221.736754] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  221.744462] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  221.751744] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  221.759453] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  221.767202] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  221.774467] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  221.782247]  skb_clone+0x1bb/0x500
[  221.785791]  ? finish_task_switch+0x2f5/0x900
[  221.790745]  ? skb_split+0x11e0/0x11e0
[  221.794635]  ? preempt_notifier_register+0x200/0x200
[  221.799745]  ? __switch_to_asm+0x34/0x70
[  221.803829]  ? __switch_to_asm+0x34/0x70
[  221.807906]  ? __switch_to_asm+0x40/0x70
[  221.811963]  ? __switch_to_asm+0x34/0x70
[  221.816020]  ? __switch_to_asm+0x40/0x70
[  221.820589]  ? __switch_to_asm+0x34/0x70
[  221.825150]  ? __switch_to_asm+0x40/0x70
[  221.829207]  ? __switch_to_asm+0x34/0x70
[  221.833265]  ? __switch_to_asm+0x34/0x70
[  221.837353]  ? __switch_to_asm+0x40/0x70
[  221.841406]  ? __switch_to_asm+0x34/0x70
[  221.845488]  bpf_clone_redirect+0xb9/0x490
[  221.849734]  ? __schedule+0x874/0x1ed0
[  221.853635]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  221.859124]  ? __sched_text_start+0x8/0x8
[  221.863271]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  221.868040]  ? find_held_lock+0x36/0x1c0
[  221.872112]  ? lock_acquire+0x1ed/0x520
[  221.876084]  ? bpf_test_run+0x32e/0x5a0
[  221.880058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.886041]  ? check_preemption_disabled+0x48/0x200
[  221.891063]  ? kasan_check_read+0x11/0x20
[  221.895688]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.900980]  ? rcu_bh_qs+0xc0/0xc0
[  221.904953]  ? preempt_schedule+0x4d/0x60
[  221.909102]  ? ___preempt_schedule+0x16/0x18
[  221.914003]  ? bpf_test_run+0x1c0/0x5a0
[  221.917989]  ? netlink_diag_dump+0x2a0/0x2a0
[  221.922770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.928320]  ? bpf_test_init.isra.9+0x70/0x100
[  221.932921]  ? bpf_prog_test_run_skb+0x634/0xb40
[  221.937686]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  221.942532]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  221.948543]  ? fput+0x130/0x1a0
[  221.952332]  ? __bpf_prog_get+0x9b/0x290
[  221.956411]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  221.961261]  ? bpf_prog_test_run+0x130/0x1a0
[  221.965688]  ? __x64_sys_bpf+0x3d8/0x510
[  221.969765]  ? bpf_prog_get+0x20/0x20
[  221.974119]  ? do_syscall_64+0x1b9/0x820
[  221.978177]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  221.984051]  ? syscall_return_slowpath+0x5e0/0x5e0
[  221.988981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.993828]  ? trace_hardirqs_off+0x300/0x300
[  221.998326]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  222.003342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.009391]  ? prepare_exit_to_usermode+0x291/0x3b0
[  222.014424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.019787]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  222.025170] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  222.025285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  222.032096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  222.032102] Call Trace:
[  222.032108]  <IRQ>
[  222.032124]  dump_stack+0x1c4/0x2b4
[  222.032145]  ? dump_stack_print_info.cold.2+0x52/0x52
[  222.039209] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  222.048477]  warn_alloc.cold.118+0xb7/0x1bd
[  222.051033] syz-executor3 cpuset=
[  222.053178]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  222.056776] syz3
[  222.061958]  ? lock_downgrade+0x900/0x900
[  222.072843]  mems_allowed=0
[  222.077159]  ? trace_hardirqs_off+0xb8/0x300
[  222.099342]  ? trace_hardirqs_off+0xb8/0x300
[  222.103771]  __alloc_pages_slowpath+0x2667/0x2d80
[  222.108643]  ? warn_alloc+0x120/0x120
[  222.112453]  ? warn_alloc+0x120/0x120
[  222.116272]  ? print_usage_bug+0xc0/0xc0
[  222.120337]  ? warn_alloc+0x120/0x120
[  222.124136]  ? print_usage_bug+0xc0/0xc0
[  222.128205]  ? update_load_avg+0x387/0x2470
[  222.132529]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.138066]  ? should_fail+0x22d/0xd01
[  222.141959]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.147063]  ? __lock_acquire+0x7ec/0x4ec0
[  222.151301]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.156403]  ? __lock_acquire+0x7ec/0x4ec0
[  222.160635]  ? should_fail+0x22d/0xd01
[  222.164516]  ? graph_lock+0x170/0x170
[  222.168326]  ? mark_held_locks+0x130/0x130
[  222.172567]  ? mark_held_locks+0x130/0x130
[  222.176813]  ? graph_lock+0x170/0x170
[  222.180612]  ? cpuacct_charge+0x265/0x440
[  222.184775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.190313]  ? check_preemption_disabled+0x48/0x200
[  222.195330]  ? check_preemption_disabled+0x48/0x200
[  222.200344]  ? __lock_is_held+0xb5/0x140
[  222.204409]  __alloc_pages_nodemask+0xa80/0xde0
[  222.209122]  ? graph_lock+0x170/0x170
[  222.213384]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  222.218398]  ? graph_lock+0x170/0x170
[  222.222208]  ? find_held_lock+0x36/0x1c0
[  222.226281]  ? ____cache_alloc_node+0x1c7/0x1e0
[  222.230951]  ? lock_downgrade+0x900/0x900
[  222.235109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.240652]  cache_grow_begin+0x91/0x8c0
[  222.244724]  ? do_raw_spin_unlock+0xa7/0x2f0
[  222.249143]  fallback_alloc+0x203/0x2e0
[  222.253121]  ____cache_alloc_node+0x1c7/0x1e0
[  222.257623]  __kmalloc+0x208/0x760
[  222.261169]  ? __neigh_create+0x30b/0x2130
[  222.265409]  __neigh_create+0x30b/0x2130
[  222.269464]  ? trace_hardirqs_on+0xbd/0x310
[  222.273777]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  222.279314]  ? ip6t_do_table+0xd9e/0x1d30
[  222.283488]  ? mark_held_locks+0x130/0x130
[  222.287734]  ? __local_bh_enable_ip+0x160/0x260
[  222.292411]  ? neigh_hash_alloc+0x1e0/0x1e0
[  222.296744]  ? graph_lock+0x170/0x170
[  222.300547]  ? ip6t_do_table+0xd9e/0x1d30
[  222.304688]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.310127]  ? trace_hardirqs_on+0xbd/0x310
[  222.314458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.319999]  ? ip6t_do_table+0xd6a/0x1d30
[  222.324151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.329692]  ? check_preemption_disabled+0x48/0x200
[  222.334726]  ? check_preemption_disabled+0x48/0x200
[  222.339764]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  222.345299]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.350575]  ? rcu_pm_notify+0xc0/0xc0
[  222.354462]  ? graph_lock+0x170/0x170
[  222.358264]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  222.363465]  ip6_finish_output2+0xa59/0x27a0
[  222.367888]  ? ip6_copy_metadata+0xe30/0xe30
[  222.372298]  ? ip6_mtu+0x39c/0x520
[  222.375840]  ? lock_downgrade+0x900/0x900
[  222.379987]  ? check_preemption_disabled+0x48/0x200
[  222.385012]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.390812]  ? kasan_check_read+0x11/0x20
[  222.394963]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.400247]  ? rcu_bh_qs+0xc0/0xc0
[  222.403803]  ? ip6_mtu+0x160/0x520
[  222.407342]  ? dst_hold+0x2f0/0x2f0
[  222.410969]  ? kasan_check_read+0x11/0x20
[  222.415123]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.420390]  ? nf_nat_ipv6_out+0x212/0x550
[  222.424620]  ip6_finish_output+0x5fe/0xbc0
[  222.428852]  ? ip6_finish_output+0x5fe/0xbc0
[  222.433270]  ip6_output+0x23e/0xa00
[  222.436900]  ? check_preemption_disabled+0x48/0x200
[  222.441926]  ? ip6_finish_output+0xbc0/0xbc0
[  222.446336]  ? ip6_fragment+0x38c0/0x38c0
[  222.450485]  ? __lock_is_held+0xb5/0x140
[  222.454564]  ndisc_send_skb+0x1005/0x1570
[  222.458730]  ? ndisc_constructor+0xc40/0xc40
[  222.463145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.468686]  ? refcount_sub_and_test_checked+0x203/0x310
[  222.474148]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  222.479614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.485156]  ndisc_send_rs+0x134/0x6e0
[  222.489048]  addrconf_rs_timer+0x3c0/0x6f0
[  222.493298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.497555]  call_timer_fn+0x272/0x920
[  222.501441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.505680]  ? process_timeout+0x40/0x40
[  222.509747]  ? find_held_lock+0x36/0x1c0
[  222.513819]  ? mark_held_locks+0xc7/0x130
[  222.517974]  ? _raw_spin_unlock_irq+0x27/0x80
[  222.522469]  ? _raw_spin_unlock_irq+0x27/0x80
[  222.526962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.531196]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  222.535786]  ? trace_hardirqs_on+0xbd/0x310
[  222.540104]  ? kasan_check_read+0x11/0x20
[  222.544255]  ? __run_timers+0x7da/0xc70
[  222.548260]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.553728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.557976]  __run_timers+0x7e5/0xc70
[  222.561791]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  222.567158]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  222.572176]  ? graph_lock+0x170/0x170
[  222.575979]  ? print_usage_bug+0xc0/0xc0
[  222.580037]  ? lock_release+0x970/0x970
[  222.584012]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  222.589207]  ? find_held_lock+0x36/0x1c0
[  222.593278]  ? graph_lock+0x170/0x170
[  222.597084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.602627]  ? check_preemption_disabled+0x48/0x200
[  222.607659]  ? __lock_is_held+0xb5/0x140
[  222.611731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.617274]  ? check_preemption_disabled+0x48/0x200
[  222.622289]  run_timer_softirq+0x52/0xb0
[  222.626364]  ? rcu_read_lock_sched_held+0x108/0x120
[  222.631371]  __do_softirq+0x30b/0xad8
[  222.635184]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  222.640291]  ? pvclock_read_flags+0x160/0x160
[  222.644795]  ? lapic_next_event+0x5a/0x90
[  222.648943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.654473]  ? check_preemption_disabled+0x48/0x200
[  222.659492]  ? check_preemption_disabled+0x48/0x200
[  222.664518]  ? kvm_clock_read+0x18/0x30
[  222.668494]  ? kvm_sched_clock_read+0x9/0x20
[  222.672902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.678439]  ? check_preemption_disabled+0x48/0x200
[  222.683467]  irq_exit+0x17f/0x1c0
[  222.686923]  smp_apic_timer_interrupt+0x1cb/0x760
[  222.691767]  ? smp_reschedule_interrupt+0x109/0x650
[  222.696786]  ? smp_call_function_single_interrupt+0x650/0x650
[  222.702757]  ? interrupt_entry+0xb5/0xf0
[  222.706820]  ? trace_hardirqs_off_caller+0xbb/0x300
[  222.711835]  ? trace_hardirqs_off_caller+0xbb/0x300
[  222.716855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.721702]  ? trace_hardirqs_off+0x300/0x300
[  222.726203]  ? trace_hardirqs_off+0x300/0x300
[  222.730705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.736258]  ? check_preemption_disabled+0x48/0x200
[  222.741279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.746834]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.751676]  apic_timer_interrupt+0xf/0x20
[  222.755895]  </IRQ>
[  222.758132] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  222.763322] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  222.782216] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  222.789933] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  222.797200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  222.804467] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  222.811741] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  222.819014] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  222.826323]  retint_kernel+0x1b/0x2d
[  222.830043] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  222.835321] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  222.854237] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  222.861991] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  222.869269] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  222.876547] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  222.883822] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  222.891099] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  222.898401]  ? arch_local_irq_restore+0x45/0x52
[  222.903093]  dump_stack+0x26a/0x2b4
[  222.906731]  ? dump_stack_print_info.cold.2+0x52/0x52
[  222.911934]  ? mark_held_locks+0x130/0x130
[  222.916174]  ? mark_held_locks+0x130/0x130
[  222.920421]  dump_header+0x27b/0xf72
[  222.924150]  ? pagefault_out_of_memory+0x197/0x197
[  222.929085]  ? mark_held_locks+0x130/0x130
[  222.933325]  ? __lock_acquire+0x7ec/0x4ec0
[  222.937556]  ? mem_cgroup_charge_statistics+0x780/0x780
[  222.942915]  ? print_usage_bug+0xc0/0xc0
[  222.946979]  ? print_usage_bug+0xc0/0xc0
[  222.951048]  ? graph_lock+0x170/0x170
[  222.954848]  ? graph_lock+0x170/0x170
[  222.958648]  ? print_usage_bug+0xc0/0xc0
[  222.962710]  ? print_usage_bug+0xc0/0xc0
[  222.966789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.972331]  ? find_held_lock+0x36/0x1c0
[  222.976402]  ? mark_held_locks+0xc7/0x130
[  222.980551]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  222.985654]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  222.990756]  ? lockdep_hardirqs_on+0x421/0x5c0
[  222.995336]  ? trace_hardirqs_on+0xbd/0x310
[  222.999660]  ? kasan_check_read+0x11/0x20
[  223.003809]  ? ___ratelimit+0x36f/0x655
[  223.007782]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  223.013242]  ? trace_hardirqs_on+0x310/0x310
[  223.017665]  ? lock_downgrade+0x900/0x900
[  223.021815]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  223.026917]  ? ___ratelimit+0xaa/0x655
[  223.030807]  ? idr_get_free+0xec0/0xec0
[  223.034784]  ? kasan_check_write+0x14/0x20
[  223.039023]  ? do_raw_spin_lock+0xc1/0x200
[  223.043297]  oom_kill_process.cold.27+0x10/0x903
[  223.048053]  ? graph_lock+0x170/0x170
[  223.051855]  ? _raw_spin_unlock+0x2c/0x50
[  223.056001]  ? oom_badness+0xe6/0xaa0
[  223.059808]  ? oom_evaluate_task+0x540/0x540
[  223.064218]  ? find_held_lock+0x36/0x1c0
[  223.068290]  ? out_of_memory+0x974/0x14c0
[  223.072443]  ? lock_downgrade+0x900/0x900
[  223.076594]  ? check_preemption_disabled+0x48/0x200
[  223.081793]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.087594]  ? kasan_check_read+0x11/0x20
[  223.091750]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.097030]  ? rcu_bh_qs+0xc0/0xc0
[  223.100579]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  223.105596]  ? oom_evaluate_task+0x302/0x540
[  223.110008]  out_of_memory+0xa86/0x14c0
[  223.113992]  ? oom_killer_disable+0x3a0/0x3a0
[  223.118485]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  223.123418]  ? __mutex_add_waiter+0x2a0/0x2a0
[  223.127928]  __alloc_pages_slowpath+0x2318/0x2d80
[  223.132802]  ? warn_alloc+0x120/0x120
[  223.136604]  ? __radix_tree_lookup+0x4c0/0x4c0
[  223.141202]  ? find_get_entry+0x2f2/0xc40
[  223.145363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.150902]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  223.155829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.161368]  ? should_fail+0x22d/0xd01
[  223.165287]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.170403]  ? __lock_is_held+0xb5/0x140
[  223.174505]  ? __lock_is_held+0xb5/0x140
[  223.178574]  ? find_held_lock+0x36/0x1c0
[  223.182640]  ? ___might_sleep+0x1ed/0x300
[  223.186782]  ? lock_release+0x970/0x970
[  223.190761]  ? arch_local_save_flags+0x40/0x40
[  223.195397]  ? __might_sleep+0x95/0x190
[  223.199381]  __alloc_pages_nodemask+0xa80/0xde0
[  223.204057]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  223.209080]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.214877]  ? kasan_check_read+0x11/0x20
[  223.219027]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.224305]  ? graph_lock+0x170/0x170
[  223.228108]  ? print_usage_bug+0xc0/0xc0
[  223.232174]  ? graph_lock+0x170/0x170
[  223.235972]  ? graph_lock+0x170/0x170
[  223.239779]  ? __do_page_cache_readahead+0x7ce/0x980
[  223.244886]  ? find_held_lock+0x36/0x1c0
[  223.248952]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  223.254491]  alloc_pages_current+0x10c/0x210
[  223.258898]  ? lock_downgrade+0x900/0x900
[  223.263050]  __page_cache_alloc+0x38f/0x5b0
[  223.267370]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.273164]  ? kasan_check_read+0x11/0x20
[  223.277312]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.282603]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  223.287272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.292810]  ? check_preemption_disabled+0x48/0x200
[  223.297836]  filemap_fault+0x1594/0x25f0
[  223.301909]  ? __lock_page_or_retry+0xa00/0xa00
[  223.306581]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.312383]  ? kasan_check_read+0x11/0x20
[  223.316534]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.321811]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  223.326916]  ? rcu_bh_qs+0xc0/0xc0
[  223.330457]  ? trace_hardirqs_on+0xbd/0x310
[  223.334779]  ? kasan_check_read+0x11/0x20
[  223.338927]  ? __free_object+0x173/0x340
[  223.342994]  ? filemap_map_pages+0xdea/0x1980
[  223.347497]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  223.352598]  ? __free_object+0x173/0x340
[  223.356657]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  223.361928]  ? debug_object_free+0x325/0x690
[  223.366338]  ? find_get_pages_range_tag+0x1320/0x1320
[  223.371535]  ? graph_lock+0x170/0x170
[  223.375347]  ? kasan_check_read+0x11/0x20
[  223.379495]  ? debug_object_destroy+0x2b0/0x2b0
[  223.384174]  ? lock_acquire+0x1ed/0x520
[  223.388149]  ? ext4_filemap_fault+0x7a/0xad
[  223.392476]  ? lock_release+0x970/0x970
[  223.396448]  ? arch_local_save_flags+0x40/0x40
[  223.401023]  ? futex_wait_setup+0x3e0/0x3e0
[  223.405361]  ? down_read+0xb0/0x1d0
[  223.408984]  ? ext4_filemap_fault+0x7a/0xad
[  223.413308]  ? __down_interruptible+0x700/0x700
[  223.417995]  ext4_filemap_fault+0x82/0xad
[  223.422150]  __do_fault+0x100/0x6b0
[  223.425782]  ? print_bad_pte+0x6c0/0x6c0
[  223.429842]  ? do_futex+0x249/0x26d0
[  223.433552]  ? finish_task_switch+0x1f5/0x900
[  223.438046]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.442536]  ? pmd_val+0x88/0x100
[  223.445987]  ? add_mm_counter_fast+0xd0/0xd0
[  223.450394]  ? pmd_val+0x88/0x100
[  223.453848]  ? add_mm_counter_fast+0xd0/0xd0
[  223.458262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.463807]  __handle_mm_fault+0x3709/0x53e0
[  223.468224]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  223.473070]  ? graph_lock+0x170/0x170
[  223.476870]  ? print_usage_bug+0xc0/0xc0
[  223.480928]  ? __switch_to_asm+0x34/0x70
[  223.484990]  ? graph_lock+0x170/0x170
[  223.488790]  ? graph_lock+0x170/0x170
[  223.492611]  ? handle_mm_fault+0x42a/0xc70
[  223.496845]  ? lock_downgrade+0x900/0x900
[  223.500995]  ? check_preemption_disabled+0x48/0x200
[  223.506016]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.511812]  ? kasan_check_read+0x11/0x20
[  223.515958]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.521242]  ? rcu_bh_qs+0xc0/0xc0
[  223.524784]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  223.530240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.535779]  ? check_preemption_disabled+0x48/0x200
[  223.540804]  handle_mm_fault+0x54f/0xc70
[  223.544867]  ? __handle_mm_fault+0x53e0/0x53e0
[  223.549451]  ? find_vma+0x34/0x190
[  223.553000]  __do_page_fault+0x67d/0xed0
[  223.557072]  ? mm_fault_error+0x380/0x380
[  223.561220]  ? trace_hardirqs_off+0xb8/0x300
[  223.565632]  ? trace_hardirqs_on+0x310/0x310
[  223.570040]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  223.575405]  ? trace_hardirqs_on+0x310/0x310
[  223.579821]  do_page_fault+0xf2/0x7e0
[  223.583625]  ? vmalloc_sync_all+0x30/0x30
[  223.587774]  ? error_entry+0x70/0xd0
[  223.591489]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.596504]  ? trace_hardirqs_on_caller+0xc0/0x300
[  223.601430]  ? syscall_return_slowpath+0x5e0/0x5e0
[  223.606356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.611197]  ? trace_hardirqs_off+0x300/0x300
[  223.615691]  ? trace_hardirqs_off_caller+0x300/0x300
[  223.620806]  ? prepare_exit_to_usermode+0x291/0x3b0
[  223.625823]  ? page_fault+0x8/0x30
[  223.629365]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.634213]  ? page_fault+0x8/0x30
[  223.637763]  page_fault+0x1e/0x30
[  223.641212] RIP: 0033:0x45ddf3
[  223.644411] Code: Bad RIP value.
[  223.647802] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  223.653178] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  223.660456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  223.667727] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  223.674998] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  223.682266] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  223.689570] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  223.689576] warn_alloc_show_mem: 1 callbacks suppressed
[  223.689583] Mem-Info:
[  223.696762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  223.696771] Call Trace:
[  223.702137] active_anon:44712 inactive_anon:372 isolated_anon:0
[  223.702137]  active_file:15 inactive_file:12 isolated_file:0
[  223.702137]  unevictable:0 dirty:0 writeback:0 unstable:0
[  223.702137]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  223.702137]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  223.702137]  free:13792 free_pcp:444 free_cma:0
[  223.704506]  <IRQ>
[  223.713868] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  223.716449]  dump_stack+0x1c4/0x2b4
[  223.749231] Node 0 
[  223.751386]  ? dump_stack_print_info.cold.2+0x52/0x52
[  223.778971] 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
[  223.782594]  warn_alloc.cold.118+0xb7/0x1bd
[  223.784789] lowmem_reserve[]:
[  223.789975]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  223.815455]  0 2817
[  223.819798]  ? lock_downgrade+0x900/0x900
[  223.822871]  6321
[  223.827705]  ? trace_hardirqs_off+0xb8/0x300
[  223.829914]  6321
[  223.834555]  ? trace_hardirqs_off+0xb8/0x300
[  223.836589] Node 0 
[  223.841427]  __alloc_pages_slowpath+0x2667/0x2d80
[  223.843484] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  223.847884]  ? warn_alloc+0x120/0x120
[  223.850059] lowmem_reserve[]: 0
[  223.854903]  ? trace_hardirqs_on+0x310/0x310
[  223.881859]  0 3503
[  223.885671]  ? warn_alloc+0x120/0x120
[  223.888911]  3503
[  223.893338]  ? print_usage_bug+0xc0/0xc0
[  223.895548] Node 0 
[  223.899337]  ? warn_alloc+0x120/0x120
[  223.901398] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  223.905907]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  223.908115] lowmem_reserve[]:
[  223.911906]  ? print_usage_bug+0xc0/0xc0
[  223.940425]  0 0
[  223.945945]  ? __lock_acquire+0x7ec/0x4ec0
[  223.949015]  0
[  223.953068]  ? __lock_acquire+0x7ec/0x4ec0
[  223.955016]  0
[  223.960747]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.961523] 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
[  223.961595] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  223.961655] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  223.961738] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  223.961751] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  223.969419]  ? should_fail+0x22d/0xd01
[  223.971198] 407 total pagecache pages
[  223.977204]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.990707] 0 pages in swap cache
[  224.006424]  ? __lock_acquire+0x7ec/0x4ec0
[  224.021318] Swap cache stats: add 0, delete 0, find 0/0
[  224.030600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.039146] Free swap  = 0kB
[  224.043024]  ? __lock_acquire+0x7ec/0x4ec0
[  224.046797] Total swap = 0kB
[  224.046805] 1965979 pages RAM
[  224.051899]  ? should_fail+0x22d/0xd01
[  224.055324] 0 pages HighMem/MovableOnly
[  224.059993]  ? print_usage_bug+0xc0/0xc0
[  224.065319] 342744 pages reserved
[  224.065322] 0 pages cma reserved
[  224.065523] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  224.065528] syz-fuzzer cpuset=/ mems_allowed=0
[  224.118984]  ? mark_held_locks+0x130/0x130
[  224.123226]  ? mark_held_locks+0x130/0x130
[  224.127472]  ? graph_lock+0x170/0x170
[  224.131773]  ? print_usage_bug+0xc0/0xc0
[  224.135844]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  224.140634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.146178]  ? check_preemption_disabled+0x48/0x200
[  224.151196]  ? check_preemption_disabled+0x48/0x200
[  224.156229]  ? __lock_is_held+0xb5/0x140
[  224.160749]  __alloc_pages_nodemask+0xa80/0xde0
[  224.165422]  ? graph_lock+0x170/0x170
[  224.169227]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.174242]  ? graph_lock+0x170/0x170
[  224.178053]  ? find_held_lock+0x36/0x1c0
[  224.182125]  ? ____cache_alloc_node+0x1c7/0x1e0
[  224.187258]  ? lock_downgrade+0x900/0x900
[  224.191772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.197315]  cache_grow_begin+0x91/0x8c0
[  224.201379]  ? do_raw_spin_unlock+0xa7/0x2f0
[  224.205799]  fallback_alloc+0x203/0x2e0
[  224.209950]  ____cache_alloc_node+0x1c7/0x1e0
[  224.214456]  kmem_cache_alloc_node+0xe3/0x730
[  224.218966]  ? ipv6_get_ifaddr+0x42e/0x620
[  224.223658]  __alloc_skb+0x119/0x770
[  224.227823]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.233104]  ? skb_scrub_packet+0x490/0x490
[  224.237437]  ? lock_downgrade+0x900/0x900
[  224.241594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.247595]  ? refcount_sub_and_test_checked+0x203/0x310
[  224.253054]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  224.258511]  ? addrconf_rs_timer+0x6f0/0x6f0
[  224.263399]  ndisc_alloc_skb+0x144/0x340
[  224.267483]  ndisc_send_rs+0x331/0x6e0
[  224.271377]  addrconf_rs_timer+0x3c0/0x6f0
[  224.275619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.279872]  call_timer_fn+0x272/0x920
[  224.283762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.294566]  ? process_timeout+0x40/0x40
[  224.298628]  ? find_held_lock+0x36/0x1c0
[  224.302701]  ? __run_timers+0x7da/0xc70
[  224.306690]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.311197]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.315690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.320386]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  224.324983]  ? trace_hardirqs_on+0xbd/0x310
[  224.329303]  ? kasan_check_read+0x11/0x20
[  224.333453]  ? __run_timers+0x7da/0xc70
[  224.337433]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.342901]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.347604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.351855]  __run_timers+0x7e5/0xc70
[  224.356173]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  224.361539]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.366559]  ? graph_lock+0x170/0x170
[  224.370365]  ? enqueue_hrtimer+0x1a5/0x560
[  224.375041]  ? lock_release+0x970/0x970
[  224.379021]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  224.384218]  ? find_held_lock+0x36/0x1c0
[  224.388779]  ? graph_lock+0x170/0x170
[  224.392585]  ? pvclock_read_flags+0x160/0x160
[  224.397079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.402620]  ? check_preemption_disabled+0x48/0x200
[  224.407651]  ? __lock_is_held+0xb5/0x140
[  224.412173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.418202]  ? check_preemption_disabled+0x48/0x200
[  224.423233]  run_timer_softirq+0x52/0xb0
[  224.427295]  ? rcu_read_lock_sched_held+0x108/0x120
[  224.432316]  __do_softirq+0x30b/0xad8
[  224.436130]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  224.441239]  ? pvclock_read_flags+0x160/0x160
[  224.446170]  ? lapic_next_event+0x5a/0x90
[  224.450789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.456334]  ? check_preemption_disabled+0x48/0x200
[  224.461351]  ? check_preemption_disabled+0x48/0x200
[  224.466376]  ? kvm_clock_read+0x18/0x30
[  224.470348]  ? kvm_sched_clock_read+0x9/0x20
[  224.474766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.481247]  ? check_preemption_disabled+0x48/0x200
[  224.486278]  irq_exit+0x17f/0x1c0
[  224.489744]  smp_apic_timer_interrupt+0x1cb/0x760
[  224.494588]  ? smp_call_function_single_interrupt+0x650/0x650
[  224.500472]  ? interrupt_entry+0xb5/0xf0
[  224.504538]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.509550]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.515072]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.519917]  ? trace_hardirqs_off+0x300/0x300
[  224.524407]  ? trace_hardirqs_off+0x300/0x300
[  224.528902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.534441]  ? check_preemption_disabled+0x48/0x200
[  224.539468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.545466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.550315]  apic_timer_interrupt+0xf/0x20
[  224.554540]  </IRQ>
[  224.556819] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  224.561766] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  224.581154] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  224.588868] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  224.596150] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  224.603888] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  224.611586] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  224.624339] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  224.631657]  skb_clone+0x1bb/0x500
[  224.635687]  ? finish_task_switch+0x2f5/0x900
[  224.640194]  ? skb_split+0x11e0/0x11e0
[  224.644086]  ? preempt_notifier_register+0x200/0x200
[  224.649689]  ? __switch_to_asm+0x34/0x70
[  224.653762]  ? __switch_to_asm+0x34/0x70
[  224.657822]  ? __switch_to_asm+0x40/0x70
[  224.661897]  ? __switch_to_asm+0x34/0x70
[  224.665957]  ? __switch_to_asm+0x40/0x70
[  224.670468]  ? __switch_to_asm+0x34/0x70
[  224.674524]  ? __switch_to_asm+0x40/0x70
[  224.679032]  ? __switch_to_asm+0x34/0x70
[  224.683095]  ? __switch_to_asm+0x34/0x70
[  224.687156]  ? __switch_to_asm+0x40/0x70
[  224.691214]  ? __switch_to_asm+0x34/0x70
[  224.695284]  bpf_clone_redirect+0xb9/0x490
[  224.700027]  ? __schedule+0x874/0x1ed0
[  224.703926]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  224.708945]  ? __sched_text_start+0x8/0x8
[  224.717255]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  224.722026]  ? find_held_lock+0x36/0x1c0
[  224.726095]  ? lock_acquire+0x1ed/0x520
[  224.730069]  ? bpf_test_run+0x32e/0x5a0
[  224.734045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.740501]  ? check_preemption_disabled+0x48/0x200
[  224.745557]  ? kasan_check_read+0x11/0x20
[  224.749720]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.755018]  ? rcu_bh_qs+0xc0/0xc0
[  224.758567]  ? preempt_schedule+0x4d/0x60
[  224.763215]  ? ___preempt_schedule+0x16/0x18
[  224.768126]  ? bpf_test_run+0x1c0/0x5a0
[  224.772109]  ? netlink_diag_dump+0x2a0/0x2a0
[  224.776525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.782068]  ? bpf_test_init.isra.9+0x70/0x100
[  224.786660]  ? bpf_prog_test_run_skb+0x634/0xb40
[  224.791437]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  224.796282]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  224.802295]  ? fput+0x130/0x1a0
[  224.805577]  ? __bpf_prog_get+0x9b/0x290
[  224.809640]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  224.814484]  ? bpf_prog_test_run+0x130/0x1a0
[  224.818902]  ? __x64_sys_bpf+0x3d8/0x510
[  224.822965]  ? bpf_prog_get+0x20/0x20
[  224.826796]  ? do_syscall_64+0x1b9/0x820
[  224.831343]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  224.837182]  ? syscall_return_slowpath+0x5e0/0x5e0
[  224.842114]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.846967]  ? trace_hardirqs_off+0x300/0x300
[  224.851469]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  224.856962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.862504]  ? prepare_exit_to_usermode+0x291/0x3b0
[  224.868002]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.872860]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  224.878246] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  224.878319] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  224.885185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  224.885195] Call Trace:
[  224.892249] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  224.901472]  <IRQ>
[  224.904045] syz-executor3 cpuset=
[  224.914555]  dump_stack+0x1c4/0x2b4
[  224.916684] syz3
[  224.920142]  ? dump_stack_print_info.cold.2+0x52/0x52
[  224.923753]  mems_allowed=0
[  224.925743]  warn_alloc.cold.118+0xb7/0x1bd
[  224.938568]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  224.943413]  ? lock_downgrade+0x900/0x900
[  224.947572]  ? trace_hardirqs_off+0xb8/0x300
[  224.951981]  ? trace_hardirqs_off+0xb8/0x300
[  224.956386]  __alloc_pages_slowpath+0x2667/0x2d80
[  224.961259]  ? warn_alloc+0x120/0x120
[  224.965066]  ? warn_alloc+0x120/0x120
[  224.968873]  ? print_usage_bug+0xc0/0xc0
[  224.972935]  ? warn_alloc+0x120/0x120
[  224.976743]  ? print_usage_bug+0xc0/0xc0
[  224.980806]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  224.986011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.991552]  ? should_fail+0x22d/0xd01
[  224.995459]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.000569]  ? __lock_acquire+0x7ec/0x4ec0
[  225.004812]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.009918]  ? __lock_acquire+0x7ec/0x4ec0
[  225.014153]  ? should_fail+0x22d/0xd01
[  225.018054]  ? mark_held_locks+0x130/0x130
[  225.022297]  ? mark_held_locks+0x130/0x130
[  225.026535]  ? graph_lock+0x170/0x170
[  225.030346]  ? graph_lock+0x170/0x170
[  225.034150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.039696]  ? check_preemption_disabled+0x48/0x200
[  225.044736]  ? check_preemption_disabled+0x48/0x200
[  225.049776]  ? __lock_is_held+0xb5/0x140
[  225.053849]  __alloc_pages_nodemask+0xa80/0xde0
[  225.058513]  ? graph_lock+0x170/0x170
[  225.062309]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  225.067323]  ? graph_lock+0x170/0x170
[  225.071139]  ? find_held_lock+0x36/0x1c0
[  225.075216]  ? ____cache_alloc_node+0x1c7/0x1e0
[  225.080075]  ? lock_downgrade+0x900/0x900
[  225.084245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.089793]  cache_grow_begin+0x91/0x8c0
[  225.093861]  ? do_raw_spin_unlock+0xa7/0x2f0
[  225.098280]  fallback_alloc+0x203/0x2e0
[  225.102265]  ____cache_alloc_node+0x1c7/0x1e0
[  225.106771]  __kmalloc+0x208/0x760
[  225.110324]  ? __neigh_create+0x30b/0x2130
[  225.114571]  __neigh_create+0x30b/0x2130
[  225.118634]  ? trace_hardirqs_on+0xbd/0x310
[  225.122959]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  225.128502]  ? ip6t_do_table+0xd9e/0x1d30
[  225.132661]  ? mark_held_locks+0x130/0x130
[  225.136901]  ? __local_bh_enable_ip+0x160/0x260
[  225.141579]  ? neigh_hash_alloc+0x1e0/0x1e0
[  225.145914]  ? graph_lock+0x170/0x170
[  225.149725]  ? ip6t_do_table+0xd9e/0x1d30
[  225.153885]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.159337]  ? trace_hardirqs_on+0xbd/0x310
[  225.163668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.169210]  ? ip6t_do_table+0xd6a/0x1d30
[  225.173375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.178918]  ? check_preemption_disabled+0x48/0x200
[  225.184023]  ? check_preemption_disabled+0x48/0x200
[  225.189054]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  225.194609]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.199901]  ? rcu_pm_notify+0xc0/0xc0
[  225.203798]  ? graph_lock+0x170/0x170
[  225.207601]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  225.212804]  ip6_finish_output2+0xa59/0x27a0
[  225.217231]  ? ip6_copy_metadata+0xe30/0xe30
[  225.221647]  ? ip6_mtu+0x39c/0x520
[  225.225190]  ? lock_downgrade+0x900/0x900
[  225.229342]  ? check_preemption_disabled+0x48/0x200
[  225.234362]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  225.240157]  ? kasan_check_read+0x11/0x20
[  225.244307]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.249584]  ? rcu_bh_qs+0xc0/0xc0
[  225.253136]  ? ip6_mtu+0x160/0x520
[  225.256675]  ? dst_hold+0x2f0/0x2f0
[  225.260303]  ? kasan_check_read+0x11/0x20
[  225.264452]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.269735]  ? nf_nat_ipv6_out+0x212/0x550
[  225.273978]  ip6_finish_output+0x5fe/0xbc0
[  225.278210]  ? ip6_finish_output+0x5fe/0xbc0
[  225.282630]  ip6_output+0x23e/0xa00
[  225.286258]  ? check_preemption_disabled+0x48/0x200
[  225.291275]  ? ip6_finish_output+0xbc0/0xbc0
[  225.295688]  ? ip6_fragment+0x38c0/0x38c0
[  225.299846]  ? __lock_is_held+0xb5/0x140
[  225.303921]  ndisc_send_skb+0x1005/0x1570
[  225.308081]  ? ndisc_constructor+0xc40/0xc40
[  225.312493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.318025]  ? refcount_sub_and_test_checked+0x203/0x310
[  225.323481]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  225.328952]  ndisc_send_rs+0x134/0x6e0
[  225.332846]  addrconf_rs_timer+0x3c0/0x6f0
[  225.337085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.341346]  call_timer_fn+0x272/0x920
[  225.345250]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.349488]  ? process_timeout+0x40/0x40
[  225.353548]  ? find_held_lock+0x36/0x1c0
[  225.357617]  ? mark_held_locks+0xc7/0x130
[  225.361772]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.366311]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.370795]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.375030]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  225.379604]  ? trace_hardirqs_on+0xbd/0x310
[  225.383920]  ? kasan_check_read+0x11/0x20
[  225.388071]  ? __run_timers+0x7da/0xc70
[  225.392046]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.397501]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.401749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.405986]  __run_timers+0x7e5/0xc70
[  225.409806]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  225.415200]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  225.420232]  ? graph_lock+0x170/0x170
[  225.424038]  ? print_usage_bug+0xc0/0xc0
[  225.428093]  ? lock_release+0x970/0x970
[  225.432069]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  225.437272]  ? find_held_lock+0x36/0x1c0
[  225.441353]  ? graph_lock+0x170/0x170
[  225.445156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.450696]  ? check_preemption_disabled+0x48/0x200
[  225.455738]  ? __lock_is_held+0xb5/0x140
[  225.459804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.465346]  ? check_preemption_disabled+0x48/0x200
[  225.470421]  run_timer_softirq+0x52/0xb0
[  225.474485]  ? rcu_read_lock_sched_held+0x108/0x120
[  225.479503]  __do_softirq+0x30b/0xad8
[  225.483328]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  225.488467]  ? pvclock_read_flags+0x160/0x160
[  225.492992]  ? lapic_next_event+0x5a/0x90
[  225.497142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.502680]  ? check_preemption_disabled+0x48/0x200
[  225.507707]  ? check_preemption_disabled+0x48/0x200
[  225.512800]  ? kvm_clock_read+0x18/0x30
[  225.516775]  ? kvm_sched_clock_read+0x9/0x20
[  225.521182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.526725]  ? check_preemption_disabled+0x48/0x200
[  225.531787]  irq_exit+0x17f/0x1c0
[  225.535243]  smp_apic_timer_interrupt+0x1cb/0x760
[  225.540089]  ? smp_reschedule_interrupt+0x109/0x650
[  225.545107]  ? smp_call_function_single_interrupt+0x650/0x650
[  225.550988]  ? interrupt_entry+0xb5/0xf0
[  225.555064]  ? trace_hardirqs_off_caller+0xbb/0x300
[  225.560073]  ? trace_hardirqs_off_caller+0xbb/0x300
[  225.565090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.569934]  ? trace_hardirqs_off+0x300/0x300
[  225.574442]  ? trace_hardirqs_off+0x300/0x300
[  225.578949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.584552]  ? check_preemption_disabled+0x48/0x200
[  225.589566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.595109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.599974]  apic_timer_interrupt+0xf/0x20
[  225.604201]  </IRQ>
[  225.606502] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  225.611697] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  225.630607] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  225.638319] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  225.645582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  225.652848] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  225.660116] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  225.667378] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  225.674707]  retint_kernel+0x1b/0x2d
[  225.678431] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  225.683707] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  225.702629] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  225.710351] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  225.717619] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  225.724885] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  225.732152] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  225.739416] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  225.746701]  ? arch_local_irq_restore+0x45/0x52
[  225.751388]  dump_stack+0x26a/0x2b4
[  225.755019]  ? dump_stack_print_info.cold.2+0x52/0x52
[  225.760213]  ? mark_held_locks+0x130/0x130
[  225.764469]  ? mark_held_locks+0x130/0x130
[  225.768710]  dump_header+0x27b/0xf72
[  225.772448]  ? pagefault_out_of_memory+0x197/0x197
[  225.777380]  ? mark_held_locks+0x130/0x130
[  225.781616]  ? __lock_acquire+0x7ec/0x4ec0
[  225.785850]  ? mem_cgroup_charge_statistics+0x780/0x780
[  225.791245]  ? print_usage_bug+0xc0/0xc0
[  225.795332]  ? print_usage_bug+0xc0/0xc0
[  225.799398]  ? graph_lock+0x170/0x170
[  225.803193]  ? graph_lock+0x170/0x170
[  225.806994]  ? print_usage_bug+0xc0/0xc0
[  225.811053]  ? print_usage_bug+0xc0/0xc0
[  225.815119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.820660]  ? find_held_lock+0x36/0x1c0
[  225.824734]  ? mark_held_locks+0xc7/0x130
[  225.828887]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  225.833991]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  225.839091]  ? lockdep_hardirqs_on+0x421/0x5c0
[  225.843676]  ? trace_hardirqs_on+0xbd/0x310
[  225.847998]  ? kasan_check_read+0x11/0x20
[  225.852143]  ? ___ratelimit+0x36f/0x655
[  225.856116]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.861568]  ? trace_hardirqs_on+0x310/0x310
[  225.865976]  ? lock_downgrade+0x900/0x900
[  225.870129]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  225.875237]  ? ___ratelimit+0xaa/0x655
[  225.879142]  ? idr_get_free+0xec0/0xec0
[  225.883115]  ? kasan_check_write+0x14/0x20
[  225.887353]  ? do_raw_spin_lock+0xc1/0x200
[  225.891600]  oom_kill_process.cold.27+0x10/0x903
[  225.896370]  ? graph_lock+0x170/0x170
[  225.900179]  ? _raw_spin_unlock+0x2c/0x50
[  225.904316]  ? oom_badness+0xe6/0xaa0
[  225.908115]  ? oom_evaluate_task+0x540/0x540
[  225.912544]  ? find_held_lock+0x36/0x1c0
[  225.916596]  ? out_of_memory+0x974/0x14c0
[  225.920743]  ? lock_downgrade+0x900/0x900
[  225.924895]  ? check_preemption_disabled+0x48/0x200
[  225.929938]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  225.935744]  ? kasan_check_read+0x11/0x20
[  225.939904]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.945205]  ? rcu_bh_qs+0xc0/0xc0
[  225.948753]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  225.953770]  ? oom_evaluate_task+0x302/0x540
[  225.958186]  out_of_memory+0xa86/0x14c0
[  225.962167]  ? oom_killer_disable+0x3a0/0x3a0
[  225.966689]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  225.971623]  ? __mutex_add_waiter+0x2a0/0x2a0
[  225.976147]  __alloc_pages_slowpath+0x2318/0x2d80
[  225.981022]  ? warn_alloc+0x120/0x120
[  225.984820]  ? __radix_tree_lookup+0x4c0/0x4c0
[  225.989413]  ? find_get_entry+0x2f2/0xc40
[  225.993570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.999123]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  226.004080]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.009628]  ? should_fail+0x22d/0xd01
[  226.013524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.018642]  ? __lock_is_held+0xb5/0x140
[  226.022706]  ? __lock_is_held+0xb5/0x140
[  226.026808]  ? find_held_lock+0x36/0x1c0
[  226.030858]  ? ___might_sleep+0x1ed/0x300
[  226.034995]  ? lock_release+0x970/0x970
[  226.038971]  ? arch_local_save_flags+0x40/0x40
[  226.043549]  ? __might_sleep+0x95/0x190
[  226.047537]  __alloc_pages_nodemask+0xa80/0xde0
[  226.052261]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  226.057293]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.063086]  ? kasan_check_read+0x11/0x20
[  226.067250]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.072517]  ? graph_lock+0x170/0x170
[  226.076307]  ? print_usage_bug+0xc0/0xc0
[  226.080371]  ? graph_lock+0x170/0x170
[  226.084171]  ? graph_lock+0x170/0x170
[  226.087982]  ? __do_page_cache_readahead+0x7ce/0x980
[  226.093093]  ? find_held_lock+0x36/0x1c0
[  226.097160]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  226.102697]  alloc_pages_current+0x10c/0x210
[  226.107120]  ? lock_downgrade+0x900/0x900
[  226.111274]  __page_cache_alloc+0x38f/0x5b0
[  226.115586]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.121375]  ? kasan_check_read+0x11/0x20
[  226.125521]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.130802]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  226.135489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.141028]  ? check_preemption_disabled+0x48/0x200
[  226.146052]  filemap_fault+0x1594/0x25f0
[  226.150128]  ? __lock_page_or_retry+0xa00/0xa00
[  226.154795]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.160618]  ? kasan_check_read+0x11/0x20
[  226.164770]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.170049]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  226.175155]  ? rcu_bh_qs+0xc0/0xc0
[  226.178694]  ? trace_hardirqs_on+0xbd/0x310
[  226.183038]  ? kasan_check_read+0x11/0x20
[  226.187197]  ? __free_object+0x173/0x340
[  226.191284]  ? filemap_map_pages+0xdea/0x1980
[  226.195784]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  226.200888]  ? __free_object+0x173/0x340
[  226.204948]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  226.210733]  ? debug_object_free+0x325/0x690
[  226.215174]  ? find_get_pages_range_tag+0x1320/0x1320
[  226.220364]  ? graph_lock+0x170/0x170
[  226.224172]  ? kasan_check_read+0x11/0x20
[  226.228317]  ? debug_object_destroy+0x2b0/0x2b0
[  226.232998]  ? lock_acquire+0x1ed/0x520
[  226.236973]  ? ext4_filemap_fault+0x7a/0xad
[  226.241286]  ? lock_release+0x970/0x970
[  226.245279]  ? arch_local_save_flags+0x40/0x40
[  226.249867]  ? futex_wait_setup+0x3e0/0x3e0
[  226.254203]  ? down_read+0xb0/0x1d0
[  226.257868]  ? ext4_filemap_fault+0x7a/0xad
[  226.262196]  ? __down_interruptible+0x700/0x700
[  226.266874]  ext4_filemap_fault+0x82/0xad
[  226.271025]  __do_fault+0x100/0x6b0
[  226.274654]  ? print_bad_pte+0x6c0/0x6c0
[  226.278727]  ? do_futex+0x249/0x26d0
[  226.282440]  ? finish_task_switch+0x1f5/0x900
[  226.286935]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.291429]  ? pmd_val+0x88/0x100
[  226.294884]  ? add_mm_counter_fast+0xd0/0xd0
[  226.299289]  ? pmd_val+0x88/0x100
[  226.302758]  ? add_mm_counter_fast+0xd0/0xd0
[  226.307174]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.312724]  __handle_mm_fault+0x3709/0x53e0
[  226.317144]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  226.321988]  ? graph_lock+0x170/0x170
[  226.325791]  ? print_usage_bug+0xc0/0xc0
[  226.329850]  ? __switch_to_asm+0x34/0x70
[  226.333915]  ? graph_lock+0x170/0x170
[  226.337722]  ? graph_lock+0x170/0x170
[  226.341556]  ? handle_mm_fault+0x42a/0xc70
[  226.345791]  ? lock_downgrade+0x900/0x900
[  226.349935]  ? check_preemption_disabled+0x48/0x200
[  226.355043]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.360831]  ? kasan_check_read+0x11/0x20
[  226.364987]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.370264]  ? rcu_bh_qs+0xc0/0xc0
[  226.373806]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  226.379266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.384802]  ? check_preemption_disabled+0x48/0x200
[  226.389827]  handle_mm_fault+0x54f/0xc70
[  226.393889]  ? __handle_mm_fault+0x53e0/0x53e0
[  226.398476]  ? find_vma+0x34/0x190
[  226.402020]  __do_page_fault+0x67d/0xed0
[  226.406090]  ? mm_fault_error+0x380/0x380
[  226.410238]  ? trace_hardirqs_off+0xb8/0x300
[  226.414646]  ? trace_hardirqs_on+0x310/0x310
[  226.419053]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  226.424407]  ? trace_hardirqs_on+0x310/0x310
[  226.428815]  do_page_fault+0xf2/0x7e0
[  226.432634]  ? vmalloc_sync_all+0x30/0x30
[  226.436784]  ? error_entry+0x70/0xd0
[  226.440511]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.445525]  ? trace_hardirqs_on_caller+0xc0/0x300
[  226.450453]  ? syscall_return_slowpath+0x5e0/0x5e0
[  226.455382]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.460221]  ? trace_hardirqs_off+0x300/0x300
[  226.464767]  ? trace_hardirqs_off_caller+0x300/0x300
[  226.469876]  ? prepare_exit_to_usermode+0x291/0x3b0
[  226.474889]  ? page_fault+0x8/0x30
[  226.478429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.483277]  ? page_fault+0x8/0x30
[  226.486818]  page_fault+0x1e/0x30
[  226.490270] RIP: 0033:0x45ddf3
[  226.493461] Code: Bad RIP value.
[  226.496819] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  226.502183] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  226.509446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  226.516710] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  226.524003] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  226.531274] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  226.538562] warn_alloc_show_mem: 1 callbacks suppressed
[  226.538574] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  226.538576] Mem-Info:
[  226.538605] active_anon:44712 inactive_anon:372 isolated_anon:0
[  226.538605]  active_file:15 inactive_file:12 isolated_file:0
[  226.538605]  unevictable:0 dirty:0 writeback:0 unstable:0
[  226.538605]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  226.538605]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  226.538605]  free:13792 free_pcp:444 free_cma:0
[  226.543970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  226.551155] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  226.553549] Call Trace:
[  226.586326] 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
[  226.586347] lowmem_reserve[]: 0 2817 6321 6321
[  226.586360] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  226.586400] lowmem_reserve[]: 0 0 3503 3503
[  226.586412] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  226.586432] lowmem_reserve[]: 0 0 0 0
[  226.586444] 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
[  226.586511] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  226.586580] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  226.586636] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  226.586641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  226.586644] 407 total pagecache pages
[  226.586654] 0 pages in swap cache
[  226.586670] Swap cache stats: add 0, delete 0, find 0/0
[  226.586673] Free swap  = 0kB
[  226.586676] Total swap = 0kB
[  226.586679] 1965979 pages RAM
[  226.586681] 0 pages HighMem/MovableOnly
[  226.586684] 342744 pages reserved
[  226.586687] 0 pages cma reserved
[  226.586964] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  226.598153]  <IRQ>
[  226.625760] syz-fuzzer cpuset=
[  226.628353]  dump_stack+0x1c4/0x2b4
[  226.654437] /
[  226.659509]  ? dump_stack_print_info.cold.2+0x52/0x52
[  226.687071]  mems_allowed=0
[  226.691392]  warn_alloc.cold.118+0xb7/0x1bd
[  226.854392]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  226.859307]  ? lock_downgrade+0x900/0x900
[  226.863475]  ? trace_hardirqs_off+0xb8/0x300
[  226.867886]  ? trace_hardirqs_off+0xb8/0x300
[  226.872302]  __alloc_pages_slowpath+0x2667/0x2d80
[  226.877171]  ? warn_alloc+0x120/0x120
[  226.881439]  ? trace_hardirqs_on+0x310/0x310
[  226.886290]  ? warn_alloc+0x120/0x120
[  226.890092]  ? print_usage_bug+0xc0/0xc0
[  226.894171]  ? warn_alloc+0x120/0x120
[  226.897968]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  226.902983]  ? print_usage_bug+0xc0/0xc0
[  226.908469]  ? __lock_acquire+0x7ec/0x4ec0
[  226.912703]  ? __lock_acquire+0x7ec/0x4ec0
[  226.916949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.923945]  ? should_fail+0x22d/0xd01
[  226.927838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.932937]  ? __lock_acquire+0x7ec/0x4ec0
[  226.937193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.942756]  ? __lock_acquire+0x7ec/0x4ec0
[  226.947468]  ? should_fail+0x22d/0xd01
[  226.951351]  ? print_usage_bug+0xc0/0xc0
[  226.955423]  ? mark_held_locks+0x130/0x130
[  226.959676]  ? mark_held_locks+0x130/0x130
[  226.963917]  ? graph_lock+0x170/0x170
[  226.967723]  ? print_usage_bug+0xc0/0xc0
[  226.971792]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  226.976551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.982554]  ? check_preemption_disabled+0x48/0x200
[  226.987571]  ? check_preemption_disabled+0x48/0x200
[  226.992596]  ? __lock_is_held+0xb5/0x140
[  226.996661]  __alloc_pages_nodemask+0xa80/0xde0
[  227.001326]  ? graph_lock+0x170/0x170
[  227.005129]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  227.016227]  ? graph_lock+0x170/0x170
[  227.020566]  ? find_held_lock+0x36/0x1c0
[  227.024649]  ? ____cache_alloc_node+0x1c7/0x1e0
[  227.029744]  ? lock_downgrade+0x900/0x900
[  227.033899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.040642]  cache_grow_begin+0x91/0x8c0
[  227.044700]  ? do_raw_spin_unlock+0xa7/0x2f0
[  227.049606]  fallback_alloc+0x203/0x2e0
[  227.053600]  ____cache_alloc_node+0x1c7/0x1e0
[  227.058115]  kmem_cache_alloc_node+0xe3/0x730
[  227.062608]  ? ipv6_get_ifaddr+0x42e/0x620
[  227.066849]  __alloc_skb+0x119/0x770
[  227.071048]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.076816]  ? skb_scrub_packet+0x490/0x490
[  227.081647]  ? lock_downgrade+0x900/0x900
[  227.085813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.091348]  ? refcount_sub_and_test_checked+0x203/0x310
[  227.096816]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  227.102724]  ? addrconf_rs_timer+0x6f0/0x6f0
[  227.107168]  ndisc_alloc_skb+0x144/0x340
[  227.111744]  ndisc_send_rs+0x331/0x6e0
[  227.115635]  addrconf_rs_timer+0x3c0/0x6f0
[  227.119903]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.124165]  call_timer_fn+0x272/0x920
[  227.128049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.132286]  ? process_timeout+0x40/0x40
[  227.136807]  ? find_held_lock+0x36/0x1c0
[  227.141384]  ? __run_timers+0x7da/0xc70
[  227.145362]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.149853]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.154342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.158584]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  227.163639]  ? trace_hardirqs_on+0xbd/0x310
[  227.167958]  ? kasan_check_read+0x11/0x20
[  227.172610]  ? __run_timers+0x7da/0xc70
[  227.176584]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.182039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.186275]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.190520]  __run_timers+0x7e5/0xc70
[  227.194860]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  227.200225]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.205742]  ? graph_lock+0x170/0x170
[  227.209550]  ? enqueue_hrtimer+0x1a5/0x560
[  227.213807]  ? lock_release+0x970/0x970
[  227.217792]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  227.223004]  ? find_held_lock+0x36/0x1c0
[  227.227581]  ? graph_lock+0x170/0x170
[  227.231383]  ? pvclock_read_flags+0x160/0x160
[  227.236335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.241877]  ? check_preemption_disabled+0x48/0x200
[  227.246906]  ? __lock_is_held+0xb5/0x140
[  227.250965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.256502]  ? check_preemption_disabled+0x48/0x200
[  227.262000]  run_timer_softirq+0x52/0xb0
[  227.266063]  ? rcu_read_lock_sched_held+0x108/0x120
[  227.271553]  __do_softirq+0x30b/0xad8
[  227.275362]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  227.280469]  ? pvclock_read_flags+0x160/0x160
[  227.284967]  ? lapic_next_event+0x5a/0x90
[  227.289129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.294664]  ? check_preemption_disabled+0x48/0x200
[  227.300113]  ? check_preemption_disabled+0x48/0x200
[  227.305605]  ? kvm_clock_read+0x18/0x30
[  227.309576]  ? kvm_sched_clock_read+0x9/0x20
[  227.313989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.319524]  ? check_preemption_disabled+0x48/0x200
[  227.325036]  irq_exit+0x17f/0x1c0
[  227.328535]  smp_apic_timer_interrupt+0x1cb/0x760
[  227.333382]  ? smp_call_function_single_interrupt+0x650/0x650
[  227.339480]  ? interrupt_entry+0xb5/0xf0
[  227.343559]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.348591]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.353640]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.358480]  ? trace_hardirqs_off+0x300/0x300
[  227.363422]  ? trace_hardirqs_off+0x300/0x300
[  227.367918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.373460]  ? check_preemption_disabled+0x48/0x200
[  227.378502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.384047]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.388901]  apic_timer_interrupt+0xf/0x20
[  227.393125]  </IRQ>
[  227.395818] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  227.400760] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  227.419668] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  227.427883] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  227.435583] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  227.442848] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  227.450557] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  227.457836] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  227.465644]  skb_clone+0x1bb/0x500
[  227.469202]  ? finish_task_switch+0x2f5/0x900
[  227.473710]  ? skb_split+0x11e0/0x11e0
[  227.477609]  ? preempt_notifier_register+0x200/0x200
[  227.482708]  ? __switch_to_asm+0x34/0x70
[  227.487252]  ? __switch_to_asm+0x34/0x70
[  227.491818]  ? __switch_to_asm+0x40/0x70
[  227.495886]  ? __switch_to_asm+0x34/0x70
[  227.499954]  ? __switch_to_asm+0x40/0x70
[  227.504008]  ? __switch_to_asm+0x34/0x70
[  227.508062]  ? __switch_to_asm+0x40/0x70
[  227.512116]  ? __switch_to_asm+0x34/0x70
[  227.516171]  ? __switch_to_asm+0x34/0x70
[  227.520743]  ? __switch_to_asm+0x40/0x70
[  227.525255]  ? __switch_to_asm+0x34/0x70
[  227.529321]  bpf_clone_redirect+0xb9/0x490
[  227.533554]  ? __schedule+0x874/0x1ed0
[  227.537445]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  227.542526]  ? __sched_text_start+0x8/0x8
[  227.546697]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  227.551960]  ? find_held_lock+0x36/0x1c0
[  227.556538]  ? lock_acquire+0x1ed/0x520
[  227.560511]  ? bpf_test_run+0x32e/0x5a0
[  227.564483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.574781]  ? check_preemption_disabled+0x48/0x200
[  227.580581]  ? kasan_check_read+0x11/0x20
[  227.584742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.590506]  ? rcu_bh_qs+0xc0/0xc0
[  227.594045]  ? preempt_schedule+0x4d/0x60
[  227.598190]  ? ___preempt_schedule+0x16/0x18
[  227.602613]  ? bpf_test_run+0x1c0/0x5a0
[  227.606595]  ? netlink_diag_dump+0x2a0/0x2a0
[  227.611019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.616551]  ? bpf_test_init.isra.9+0x70/0x100
[  227.621657]  ? bpf_prog_test_run_skb+0x634/0xb40
[  227.626419]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  227.631274]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  227.636809]  ? fput+0x130/0x1a0
[  227.640088]  ? __bpf_prog_get+0x9b/0x290
[  227.644149]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  227.648985]  ? bpf_prog_test_run+0x130/0x1a0
[  227.653906]  ? __x64_sys_bpf+0x3d8/0x510
[  227.657966]  ? bpf_prog_get+0x20/0x20
[  227.661782]  ? do_syscall_64+0x1b9/0x820
[  227.670640]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  227.676471]  ? syscall_return_slowpath+0x5e0/0x5e0
[  227.681397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.686679]  ? trace_hardirqs_off+0x300/0x300
[  227.691177]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  227.696209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.701754]  ? prepare_exit_to_usermode+0x291/0x3b0
[  227.706779]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.712087]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  227.717481] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  227.717571] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  227.724408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  227.724417] Call Trace:
[  227.730994] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  227.740252]  <IRQ>
[  227.743284] syz-executor3 cpuset=
[  227.753759]  dump_stack+0x1c4/0x2b4
[  227.755900] syz3
[  227.759345]  ? dump_stack_print_info.cold.2+0x52/0x52
[  227.762944]  mems_allowed=0
[  227.764919]  warn_alloc.cold.118+0xb7/0x1bd
[  227.777315]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  227.782191]  ? lock_downgrade+0x900/0x900
[  227.786348]  ? trace_hardirqs_off+0xb8/0x300
[  227.790762]  ? trace_hardirqs_off+0xb8/0x300
[  227.795180]  __alloc_pages_slowpath+0x2667/0x2d80
[  227.800056]  ? warn_alloc+0x120/0x120
[  227.803863]  ? warn_alloc+0x120/0x120
[  227.807663]  ? print_usage_bug+0xc0/0xc0
[  227.811755]  ? warn_alloc+0x120/0x120
[  227.815572]  ? print_usage_bug+0xc0/0xc0
[  227.819631]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  227.824838]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.830416]  ? should_fail+0x22d/0xd01
[  227.834306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.839410]  ? __lock_acquire+0x7ec/0x4ec0
[  227.843667]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.848792]  ? __lock_acquire+0x7ec/0x4ec0
[  227.853022]  ? should_fail+0x22d/0xd01
[  227.856922]  ? mark_held_locks+0x130/0x130
[  227.861161]  ? mark_held_locks+0x130/0x130
[  227.865396]  ? graph_lock+0x170/0x170
[  227.869231]  ? graph_lock+0x170/0x170
[  227.873034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.878576]  ? check_preemption_disabled+0x48/0x200
[  227.883594]  ? check_preemption_disabled+0x48/0x200
[  227.888621]  ? __lock_is_held+0xb5/0x140
[  227.892688]  __alloc_pages_nodemask+0xa80/0xde0
[  227.897360]  ? graph_lock+0x170/0x170
[  227.901162]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  227.906161]  ? graph_lock+0x170/0x170
[  227.909966]  ? find_held_lock+0x36/0x1c0
[  227.914039]  ? ____cache_alloc_node+0x1c7/0x1e0
[  227.918709]  ? lock_downgrade+0x900/0x900
[  227.922874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.928415]  cache_grow_begin+0x91/0x8c0
[  227.932493]  ? do_raw_spin_unlock+0xa7/0x2f0
[  227.936927]  fallback_alloc+0x203/0x2e0
[  227.940912]  ____cache_alloc_node+0x1c7/0x1e0
[  227.945409]  __kmalloc+0x208/0x760
[  227.948953]  ? __neigh_create+0x30b/0x2130
[  227.953206]  __neigh_create+0x30b/0x2130
[  227.957270]  ? trace_hardirqs_on+0xbd/0x310
[  227.961591]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  227.967128]  ? ip6t_do_table+0xd9e/0x1d30
[  227.971275]  ? mark_held_locks+0x130/0x130
[  227.975518]  ? __local_bh_enable_ip+0x160/0x260
[  227.980188]  ? neigh_hash_alloc+0x1e0/0x1e0
[  227.984504]  ? graph_lock+0x170/0x170
[  227.988299]  ? ip6t_do_table+0xd9e/0x1d30
[  227.992448]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.997913]  ? trace_hardirqs_on+0xbd/0x310
[  228.002289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.007836]  ? ip6t_do_table+0xd6a/0x1d30
[  228.012002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.017539]  ? check_preemption_disabled+0x48/0x200
[  228.022554]  ? check_preemption_disabled+0x48/0x200
[  228.027575]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  228.033127]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.038405]  ? rcu_pm_notify+0xc0/0xc0
[  228.042294]  ? graph_lock+0x170/0x170
[  228.046096]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  228.051325]  ip6_finish_output2+0xa59/0x27a0
[  228.055791]  ? ip6_copy_metadata+0xe30/0xe30
[  228.060202]  ? ip6_mtu+0x39c/0x520
[  228.063755]  ? lock_downgrade+0x900/0x900
[  228.067902]  ? check_preemption_disabled+0x48/0x200
[  228.072926]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  228.078725]  ? kasan_check_read+0x11/0x20
[  228.082884]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.088175]  ? rcu_bh_qs+0xc0/0xc0
[  228.091749]  ? ip6_mtu+0x160/0x520
[  228.095293]  ? kasan_check_read+0x11/0x20
[  228.099445]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.104728]  ? nf_nat_ipv6_out+0x212/0x550
[  228.108983]  ip6_finish_output+0x5fe/0xbc0
[  228.113215]  ? ip6_finish_output+0x5fe/0xbc0
[  228.117637]  ip6_output+0x23e/0xa00
[  228.121263]  ? check_preemption_disabled+0x48/0x200
[  228.126279]  ? ip6_finish_output+0xbc0/0xbc0
[  228.130693]  ? ip6_fragment+0x38c0/0x38c0
[  228.134855]  ? __lock_is_held+0xb5/0x140
[  228.138930]  ndisc_send_skb+0x1005/0x1570
[  228.143089]  ? ndisc_constructor+0xc40/0xc40
[  228.147500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.153041]  ? refcount_sub_and_test_checked+0x203/0x310
[  228.158483]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  228.163944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.169499]  ndisc_send_rs+0x134/0x6e0
[  228.173404]  addrconf_rs_timer+0x3c0/0x6f0
[  228.177650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.181902]  call_timer_fn+0x272/0x920
[  228.185794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.190033]  ? process_timeout+0x40/0x40
[  228.194093]  ? find_held_lock+0x36/0x1c0
[  228.198168]  ? mark_held_locks+0xc7/0x130
[  228.202323]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.206827]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.211783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.216022]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  228.220608]  ? trace_hardirqs_on+0xbd/0x310
[  228.224933]  ? kasan_check_read+0x11/0x20
[  228.229081]  ? __run_timers+0x7da/0xc70
[  228.233057]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  228.238540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.242795]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.247037]  __run_timers+0x7e5/0xc70
[  228.250853]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  228.256220]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.261249]  ? graph_lock+0x170/0x170
[  228.265057]  ? print_usage_bug+0xc0/0xc0
[  228.269131]  ? lock_release+0x970/0x970
[  228.273106]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  228.278299]  ? find_held_lock+0x36/0x1c0
[  228.282367]  ? graph_lock+0x170/0x170
[  228.286218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.291761]  ? check_preemption_disabled+0x48/0x200
[  228.296802]  ? __lock_is_held+0xb5/0x140
[  228.300865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.306403]  ? check_preemption_disabled+0x48/0x200
[  228.311441]  run_timer_softirq+0x52/0xb0
[  228.315503]  ? rcu_read_lock_sched_held+0x108/0x120
[  228.320632]  __do_softirq+0x30b/0xad8
[  228.324458]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  228.329569]  ? pvclock_read_flags+0x160/0x160
[  228.334066]  ? lapic_next_event+0x5a/0x90
[  228.338225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.343766]  ? check_preemption_disabled+0x48/0x200
[  228.348781]  ? check_preemption_disabled+0x48/0x200
[  228.353803]  ? kvm_clock_read+0x18/0x30
[  228.357778]  ? kvm_sched_clock_read+0x9/0x20
[  228.362186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.367731]  ? check_preemption_disabled+0x48/0x200
[  228.372768]  irq_exit+0x17f/0x1c0
[  228.376222]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.381071]  ? smp_reschedule_interrupt+0x109/0x650
[  228.386094]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.391998]  ? interrupt_entry+0xb5/0xf0
[  228.396063]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.401078]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.406094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.410950]  ? trace_hardirqs_off+0x300/0x300
[  228.415457]  ? trace_hardirqs_off+0x300/0x300
[  228.419951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.425502]  ? check_preemption_disabled+0x48/0x200
[  228.430516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.436060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.440914]  apic_timer_interrupt+0xf/0x20
[  228.445143]  </IRQ>
[  228.447383] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  228.452574] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  228.471474] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  228.479179] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  228.486437] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  228.493694] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  228.500965] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  228.508234] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  228.515542]  retint_kernel+0x1b/0x2d
[  228.519247] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  228.524524] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  228.543423] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  228.551133] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  228.558397] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  228.565663] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  228.572934] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  228.580197] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  228.587495]  ? arch_local_irq_restore+0x45/0x52
[  228.592173]  dump_stack+0x26a/0x2b4
[  228.595804]  ? dump_stack_print_info.cold.2+0x52/0x52
[  228.600995]  ? mark_held_locks+0x130/0x130
[  228.605233]  ? mark_held_locks+0x130/0x130
[  228.609474]  dump_header+0x27b/0xf72
[  228.613200]  ? pagefault_out_of_memory+0x197/0x197
[  228.618138]  ? mark_held_locks+0x130/0x130
[  228.622393]  ? __lock_acquire+0x7ec/0x4ec0
[  228.626642]  ? mem_cgroup_charge_statistics+0x780/0x780
[  228.632012]  ? print_usage_bug+0xc0/0xc0
[  228.636070]  ? print_usage_bug+0xc0/0xc0
[  228.640137]  ? graph_lock+0x170/0x170
[  228.643936]  ? graph_lock+0x170/0x170
[  228.647745]  ? print_usage_bug+0xc0/0xc0
[  228.651811]  ? print_usage_bug+0xc0/0xc0
[  228.655868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.661405]  ? find_held_lock+0x36/0x1c0
[  228.665501]  ? mark_held_locks+0xc7/0x130
[  228.669667]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  228.674768]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  228.679877]  ? lockdep_hardirqs_on+0x421/0x5c0
[  228.684461]  ? trace_hardirqs_on+0xbd/0x310
[  228.688781]  ? kasan_check_read+0x11/0x20
[  228.692927]  ? ___ratelimit+0x36f/0x655
[  228.696905]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  228.702354]  ? trace_hardirqs_on+0x310/0x310
[  228.706783]  ? lock_downgrade+0x900/0x900
[  228.710938]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  228.716057]  ? ___ratelimit+0xaa/0x655
[  228.719957]  ? idr_get_free+0xec0/0xec0
[  228.723935]  ? kasan_check_write+0x14/0x20
[  228.728170]  ? do_raw_spin_lock+0xc1/0x200
[  228.732417]  oom_kill_process.cold.27+0x10/0x903
[  228.737187]  ? graph_lock+0x170/0x170
[  228.741003]  ? _raw_spin_unlock+0x2c/0x50
[  228.745151]  ? oom_badness+0xe6/0xaa0
[  228.748960]  ? oom_evaluate_task+0x540/0x540
[  228.753370]  ? find_held_lock+0x36/0x1c0
[  228.757435]  ? out_of_memory+0x974/0x14c0
[  228.761580]  ? lock_downgrade+0x900/0x900
[  228.765740]  ? check_preemption_disabled+0x48/0x200
[  228.770767]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  228.776554]  ? kasan_check_read+0x11/0x20
[  228.780695]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.786035]  ? rcu_bh_qs+0xc0/0xc0
[  228.789579]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.794595]  ? oom_evaluate_task+0x302/0x540
[  228.799009]  out_of_memory+0xa86/0x14c0
[  228.802992]  ? oom_killer_disable+0x3a0/0x3a0
[  228.807488]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  228.812418]  ? __mutex_add_waiter+0x2a0/0x2a0
[  228.816924]  __alloc_pages_slowpath+0x2318/0x2d80
[  228.821797]  ? warn_alloc+0x120/0x120
[  228.825600]  ? __radix_tree_lookup+0x4c0/0x4c0
[  228.830211]  ? find_get_entry+0x2f2/0xc40
[  228.834406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.839949]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  228.844875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.850411]  ? should_fail+0x22d/0xd01
[  228.854302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.859414]  ? __lock_is_held+0xb5/0x140
[  228.863499]  ? __lock_is_held+0xb5/0x140
[  228.867584]  ? find_held_lock+0x36/0x1c0
[  228.871649]  ? ___might_sleep+0x1ed/0x300
[  228.875792]  ? lock_release+0x970/0x970
[  228.879779]  ? arch_local_save_flags+0x40/0x40
[  228.884372]  ? __might_sleep+0x95/0x190
[  228.888351]  __alloc_pages_nodemask+0xa80/0xde0
[  228.893026]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  228.898043]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  228.903843]  ? kasan_check_read+0x11/0x20
[  228.909021]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.914310]  ? graph_lock+0x170/0x170
[  228.918111]  ? print_usage_bug+0xc0/0xc0
[  228.922173]  ? graph_lock+0x170/0x170
[  228.925983]  ? graph_lock+0x170/0x170
[  228.929784]  ? __do_page_cache_readahead+0x7ce/0x980
[  228.934905]  ? find_held_lock+0x36/0x1c0
[  228.938974]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  228.944515]  alloc_pages_current+0x10c/0x210
[  228.948936]  ? lock_downgrade+0x900/0x900
[  228.953086]  __page_cache_alloc+0x38f/0x5b0
[  228.957408]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  228.963222]  ? kasan_check_read+0x11/0x20
[  228.967389]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.972669]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  228.977355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.982898]  ? check_preemption_disabled+0x48/0x200
[  228.987924]  filemap_fault+0x1594/0x25f0
[  228.991998]  ? __lock_page_or_retry+0xa00/0xa00
[  228.996659]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.002462]  ? kasan_check_read+0x11/0x20
[  229.006607]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.011897]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  229.017001]  ? rcu_bh_qs+0xc0/0xc0
[  229.020541]  ? trace_hardirqs_on+0xbd/0x310
[  229.024862]  ? kasan_check_read+0x11/0x20
[  229.029005]  ? __free_object+0x173/0x340
[  229.033074]  ? filemap_map_pages+0xdea/0x1980
[  229.037591]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  229.042694]  ? __free_object+0x173/0x340
[  229.046764]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  229.052038]  ? debug_object_free+0x325/0x690
[  229.056439]  ? find_get_pages_range_tag+0x1320/0x1320
[  229.061638]  ? graph_lock+0x170/0x170
[  229.065448]  ? kasan_check_read+0x11/0x20
[  229.069598]  ? debug_object_destroy+0x2b0/0x2b0
[  229.074312]  ? lock_acquire+0x1ed/0x520
[  229.078438]  ? ext4_filemap_fault+0x7a/0xad
[  229.082776]  ? lock_release+0x970/0x970
[  229.086751]  ? arch_local_save_flags+0x40/0x40
[  229.091339]  ? futex_wait_setup+0x3e0/0x3e0
[  229.095674]  ? down_read+0xb0/0x1d0
[  229.099302]  ? ext4_filemap_fault+0x7a/0xad
[  229.103626]  ? __down_interruptible+0x700/0x700
[  229.108313]  ext4_filemap_fault+0x82/0xad
[  229.112462]  __do_fault+0x100/0x6b0
[  229.116106]  ? print_bad_pte+0x6c0/0x6c0
[  229.120168]  ? do_futex+0x249/0x26d0
[  229.123913]  ? finish_task_switch+0x1f5/0x900
[  229.128443]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.132949]  ? pmd_val+0x88/0x100
[  229.136416]  ? add_mm_counter_fast+0xd0/0xd0
[  229.140864]  ? pmd_val+0x88/0x100
[  229.144323]  ? add_mm_counter_fast+0xd0/0xd0
[  229.148747]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.154291]  __handle_mm_fault+0x3709/0x53e0
[  229.158697]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  229.163543]  ? graph_lock+0x170/0x170
[  229.167341]  ? print_usage_bug+0xc0/0xc0
[  229.171418]  ? __switch_to_asm+0x34/0x70
[  229.175483]  ? graph_lock+0x170/0x170
[  229.179285]  ? graph_lock+0x170/0x170
[  229.183106]  ? handle_mm_fault+0x42a/0xc70
[  229.187341]  ? lock_downgrade+0x900/0x900
[  229.191494]  ? check_preemption_disabled+0x48/0x200
[  229.196520]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.202318]  ? kasan_check_read+0x11/0x20
[  229.206471]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.211758]  ? rcu_bh_qs+0xc0/0xc0
[  229.215329]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.220797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.226338]  ? check_preemption_disabled+0x48/0x200
[  229.231358]  handle_mm_fault+0x54f/0xc70
[  229.235450]  ? __handle_mm_fault+0x53e0/0x53e0
[  229.240064]  ? find_vma+0x34/0x190
[  229.243614]  __do_page_fault+0x67d/0xed0
[  229.247673]  ? mm_fault_error+0x380/0x380
[  229.251821]  ? trace_hardirqs_off+0xb8/0x300
[  229.256247]  ? trace_hardirqs_on+0x310/0x310
[  229.260657]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  229.266021]  ? trace_hardirqs_on+0x310/0x310
[  229.270432]  do_page_fault+0xf2/0x7e0
[  229.274253]  ? vmalloc_sync_all+0x30/0x30
[  229.278404]  ? error_entry+0x70/0xd0
[  229.282117]  ? trace_hardirqs_off_caller+0xbb/0x300
[  229.287147]  ? trace_hardirqs_on_caller+0xc0/0x300
[  229.292077]  ? syscall_return_slowpath+0x5e0/0x5e0
[  229.297008]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.301851]  ? trace_hardirqs_off+0x300/0x300
[  229.306344]  ? trace_hardirqs_off_caller+0x300/0x300
[  229.311465]  ? prepare_exit_to_usermode+0x291/0x3b0
[  229.316475]  ? page_fault+0x8/0x30
[  229.320007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.324850]  ? page_fault+0x8/0x30
[  229.328388]  page_fault+0x1e/0x30
[  229.331840] RIP: 0033:0x45ddf3
[  229.335038] Code: Bad RIP value.
[  229.338403] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  229.343764] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  229.351028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  229.358295] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  229.365564] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  229.372833] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  229.380132] warn_alloc_show_mem: 1 callbacks suppressed
[  229.380145] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  229.380147] Mem-Info:
[  229.380177] active_anon:44712 inactive_anon:372 isolated_anon:0
[  229.380177]  active_file:15 inactive_file:12 isolated_file:0
[  229.380177]  unevictable:0 dirty:0 writeback:0 unstable:0
[  229.380177]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  229.380177]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  229.380177]  free:13792 free_pcp:444 free_cma:0
[  229.386021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  229.386030] Call Trace:
[  229.393252] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  229.395644]  <IRQ>
[  229.428436] Node 0 
[  229.437800]  dump_stack+0x1c4/0x2b4
[  229.440390] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  229.468401]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.470520] lowmem_reserve[]: 0 2817 6321 6321
[  229.470537] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  229.470558] lowmem_reserve[]: 0 0 3503 3503
[  229.470571] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  229.470591] lowmem_reserve[]: 0 0 0 0
[  229.470604] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  229.470660] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  229.470737] Node 0 Normal: 
[  229.472989]  warn_alloc.cold.118+0xb7/0x1bd
[  229.476582] 1020*4kB 
[  229.503023]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  229.508189] (UMEH) 
[  229.513259]  ? lock_downgrade+0x900/0x900
[  229.540820] 383*8kB 
[  229.545141]  ? trace_hardirqs_off+0xb8/0x300
[  229.574254] (MEH) 159*16kB 
[  229.578079]  ? trace_hardirqs_off+0xb8/0x300
[  229.591568] (UMEH) 
[  229.607311]  __alloc_pages_slowpath+0x2667/0x2d80
[  229.610207] 83*32kB 
[  229.614548]  ? warn_alloc+0x120/0x120
[  229.616909] (UMEH) 
[  229.621787]  ? trace_hardirqs_on+0x310/0x310
[  229.623992] 19*64kB (UM) 
[  229.628141]  ? warn_alloc+0x120/0x120
[  229.630442] 4*128kB 
[  229.640387]  ? print_usage_bug+0xc0/0xc0
[  229.643295] (M) 
[  229.647708]  ? warn_alloc+0x120/0x120
[  229.649926] 0*256kB 
[  229.654761]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  229.657060] 0*512kB 
[  229.660853]  ? print_usage_bug+0xc0/0xc0
[  229.663058] 0*1024kB 0*2048kB 
[  229.667480]  ? __lock_acquire+0x7ec/0x4ec0
[  229.670232] 0*4096kB = 14072kB
[  229.674032]  ? __lock_acquire+0x7ec/0x4ec0
[  229.676337] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  229.680387]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.682340] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  229.686125]  ? should_fail+0x22d/0xd01
[  229.688422] 407 total pagecache pages
[  229.693432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.695742] 0 pages in swap cache
[  229.699796]  ? __lock_acquire+0x7ec/0x4ec0
[  229.702963] Swap cache stats: add 0, delete 0, find 0/0
[  229.702972] Free swap  = 0kB
[  229.707203]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.710384] Total swap = 0kB
[  229.714609]  ? __lock_acquire+0x7ec/0x4ec0
[  229.723410] 1965979 pages RAM
[  229.723413] 0 pages HighMem/MovableOnly
[  229.723416] 342744 pages reserved
[  229.723418] 0 pages cma reserved
[  229.723839] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  229.729335]  ? should_fail+0x22d/0xd01
[  229.737885] syz-fuzzer cpuset=
[  229.741762]  ? print_usage_bug+0xc0/0xc0
[  229.741787]  ? mark_held_locks+0x130/0x130
[  229.745551] /
[  229.750659]  ? mark_held_locks+0x130/0x130
[  229.754093]  mems_allowed=0
[  229.758785]  ? graph_lock+0x170/0x170
[  229.832863]  ? print_usage_bug+0xc0/0xc0
[  229.837486]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  229.842259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.847800]  ? check_preemption_disabled+0x48/0x200
[  229.852817]  ? check_preemption_disabled+0x48/0x200
[  229.857851]  ? __lock_is_held+0xb5/0x140
[  229.862769]  __alloc_pages_nodemask+0xa80/0xde0
[  229.868779]  ? graph_lock+0x170/0x170
[  229.876588]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  229.881598]  ? graph_lock+0x170/0x170
[  229.885407]  ? find_held_lock+0x36/0x1c0
[  229.889966]  ? ____cache_alloc_node+0x1c7/0x1e0
[  229.895128]  ? lock_downgrade+0x900/0x900
[  229.899283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.905309]  cache_grow_begin+0x91/0x8c0
[  229.909402]  ? do_raw_spin_unlock+0xa7/0x2f0
[  229.913823]  fallback_alloc+0x203/0x2e0
[  229.917806]  ____cache_alloc_node+0x1c7/0x1e0
[  229.922304]  kmem_cache_alloc_node+0xe3/0x730
[  229.927292]  ? ipv6_get_ifaddr+0x42e/0x620
[  229.931554]  __alloc_skb+0x119/0x770
[  229.935282]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.940560]  ? skb_scrub_packet+0x490/0x490
[  229.944879]  ? lock_downgrade+0x900/0x900
[  229.949035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.955031]  ? refcount_sub_and_test_checked+0x203/0x310
[  229.961490]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  229.966956]  ? addrconf_rs_timer+0x6f0/0x6f0
[  229.971379]  ndisc_alloc_skb+0x144/0x340
[  229.975440]  ndisc_send_rs+0x331/0x6e0
[  229.979330]  addrconf_rs_timer+0x3c0/0x6f0
[  229.984038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.988299]  call_timer_fn+0x272/0x920
[  229.992653]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.996887]  ? process_timeout+0x40/0x40
[  230.000946]  ? find_held_lock+0x36/0x1c0
[  230.005017]  ? __run_timers+0x7da/0xc70
[  230.008995]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.013487]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.018430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.023165]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  230.027782]  ? trace_hardirqs_on+0xbd/0x310
[  230.032104]  ? kasan_check_read+0x11/0x20
[  230.036252]  ? __run_timers+0x7da/0xc70
[  230.040242]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.045701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.049962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.054227]  __run_timers+0x7e5/0xc70
[  230.058557]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  230.063925]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  230.068951]  ? graph_lock+0x170/0x170
[  230.072765]  ? enqueue_hrtimer+0x1a5/0x560
[  230.076996]  ? lock_release+0x970/0x970
[  230.080985]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  230.086662]  ? find_held_lock+0x36/0x1c0
[  230.090739]  ? graph_lock+0x170/0x170
[  230.094988]  ? pvclock_read_flags+0x160/0x160
[  230.099481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.105021]  ? check_preemption_disabled+0x48/0x200
[  230.110062]  ? __lock_is_held+0xb5/0x140
[  230.114612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.120150]  ? check_preemption_disabled+0x48/0x200
[  230.125652]  run_timer_softirq+0x52/0xb0
[  230.129711]  ? rcu_read_lock_sched_held+0x108/0x120
[  230.134777]  __do_softirq+0x30b/0xad8
[  230.138591]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  230.144133]  ? pvclock_read_flags+0x160/0x160
[  230.148638]  ? lapic_next_event+0x5a/0x90
[  230.153342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.158878]  ? check_preemption_disabled+0x48/0x200
[  230.163893]  ? check_preemption_disabled+0x48/0x200
[  230.168920]  ? kvm_clock_read+0x18/0x30
[  230.173398]  ? kvm_sched_clock_read+0x9/0x20
[  230.177824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.183767]  ? check_preemption_disabled+0x48/0x200
[  230.188807]  irq_exit+0x17f/0x1c0
[  230.192262]  smp_apic_timer_interrupt+0x1cb/0x760
[  230.197598]  ? smp_call_function_single_interrupt+0x650/0x650
[  230.206292]  ? interrupt_entry+0xb5/0xf0
[  230.210955]  ? trace_hardirqs_off_caller+0xbb/0x300
[  230.216466]  ? trace_hardirqs_off_caller+0xbb/0x300
[  230.221486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.226328]  ? trace_hardirqs_off+0x300/0x300
[  230.230829]  ? trace_hardirqs_off+0x300/0x300
[  230.235325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.241337]  ? check_preemption_disabled+0x48/0x200
[  230.246821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.252368]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.257221]  apic_timer_interrupt+0xf/0x20
[  230.261446]  </IRQ>
[  230.263688] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  230.269117] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  230.288949] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  230.296659] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  230.304367] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  230.312107] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  230.319374] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  230.326638] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  230.333951]  skb_clone+0x1bb/0x500
[  230.337794]  ? finish_task_switch+0x2f5/0x900
[  230.342740]  ? skb_split+0x11e0/0x11e0
[  230.346632]  ? preempt_notifier_register+0x200/0x200
[  230.351743]  ? __switch_to_asm+0x34/0x70
[  230.355806]  ? __switch_to_asm+0x34/0x70
[  230.359861]  ? __switch_to_asm+0x40/0x70
[  230.363919]  ? __switch_to_asm+0x34/0x70
[  230.367977]  ? __switch_to_asm+0x40/0x70
[  230.372515]  ? __switch_to_asm+0x34/0x70
[  230.377037]  ? __switch_to_asm+0x40/0x70
[  230.381096]  ? __switch_to_asm+0x34/0x70
[  230.385159]  ? __switch_to_asm+0x34/0x70
[  230.389216]  ? __switch_to_asm+0x40/0x70
[  230.393278]  ? __switch_to_asm+0x34/0x70
[  230.397792]  bpf_clone_redirect+0xb9/0x490
[  230.402031]  ? __schedule+0x874/0x1ed0
[  230.405925]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  230.411389]  ? __sched_text_start+0x8/0x8
[  230.415535]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.420302]  ? find_held_lock+0x36/0x1c0
[  230.424371]  ? lock_acquire+0x1ed/0x520
[  230.428360]  ? bpf_test_run+0x32e/0x5a0
[  230.432333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.438345]  ? check_preemption_disabled+0x48/0x200
[  230.443370]  ? kasan_check_read+0x11/0x20
[  230.447518]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.452811]  ? rcu_bh_qs+0xc0/0xc0
[  230.456354]  ? preempt_schedule+0x4d/0x60
[  230.460504]  ? ___preempt_schedule+0x16/0x18
[  230.464926]  ? bpf_test_run+0x1c0/0x5a0
[  230.468911]  ? netlink_diag_dump+0x2a0/0x2a0
[  230.473773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.479305]  ? bpf_test_init.isra.9+0x70/0x100
[  230.483892]  ? bpf_prog_test_run_skb+0x634/0xb40
[  230.488653]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  230.493497]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  230.499517]  ? fput+0x130/0x1a0
[  230.502795]  ? __bpf_prog_get+0x9b/0x290
[  230.507474]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  230.512312]  ? bpf_prog_test_run+0x130/0x1a0
[  230.516745]  ? __x64_sys_bpf+0x3d8/0x510
[  230.520819]  ? bpf_prog_get+0x20/0x20
[  230.525130]  ? do_syscall_64+0x1b9/0x820
[  230.529192]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  230.534559]  ? syscall_return_slowpath+0x5e0/0x5e0
[  230.539986]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.544858]  ? trace_hardirqs_off+0x300/0x300
[  230.549365]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  230.554385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.559922]  ? prepare_exit_to_usermode+0x291/0x3b0
[  230.565775]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.570626]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  230.576014] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  230.576085] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  230.582941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  230.582946] Call Trace:
[  230.582953]  <IRQ>
[  230.582969]  dump_stack+0x1c4/0x2b4
[  230.582986]  ? dump_stack_print_info.cold.2+0x52/0x52
[  230.589548] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  230.598822]  warn_alloc.cold.118+0xb7/0x1bd
[  230.601405] syz-executor3 cpuset=
[  230.603550]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  230.607149] syz3
[  230.612325]  ? lock_downgrade+0x900/0x900
[  230.628118]  mems_allowed=0
[  230.632444]  ? trace_hardirqs_off+0xb8/0x300
[  230.654109]  ? trace_hardirqs_off+0xb8/0x300
[  230.658545]  __alloc_pages_slowpath+0x2667/0x2d80
[  230.663436]  ? warn_alloc+0x120/0x120
[  230.667243]  ? veth_xmit+0x681/0xb00
[  230.670955]  ? warn_alloc+0x120/0x120
[  230.674777]  ? print_usage_bug+0xc0/0xc0
[  230.678840]  ? warn_alloc+0x120/0x120
[  230.682637]  ? print_usage_bug+0xc0/0xc0
[  230.686698]  ? rcu_bh_qs+0xc0/0xc0
[  230.690287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.695830]  ? check_preemption_disabled+0x48/0x200
[  230.700851]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  230.706419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.711987]  ? should_fail+0x22d/0xd01
[  230.715878]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.720995]  ? __lock_acquire+0x7ec/0x4ec0
[  230.725358]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.730458]  ? __lock_acquire+0x7ec/0x4ec0
[  230.734688]  ? should_fail+0x22d/0xd01
[  230.738615]  ? mark_held_locks+0x130/0x130
[  230.742855]  ? mark_held_locks+0x130/0x130
[  230.747089]  ? graph_lock+0x170/0x170
[  230.750907]  ? dev_hard_start_xmit+0x420/0xc70
[  230.755492]  ? graph_lock+0x170/0x170
[  230.759292]  ? dev_direct_xmit+0x6b0/0x6b0
[  230.763527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.769066]  ? check_preemption_disabled+0x48/0x200
[  230.774082]  ? check_preemption_disabled+0x48/0x200
[  230.779111]  ? __lock_is_held+0xb5/0x140
[  230.783209]  __alloc_pages_nodemask+0xa80/0xde0
[  230.787910]  ? graph_lock+0x170/0x170
[  230.791726]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  230.796751]  ? graph_lock+0x170/0x170
[  230.800568]  ? find_held_lock+0x36/0x1c0
[  230.804639]  ? ____cache_alloc_node+0x1c7/0x1e0
[  230.809311]  ? lock_downgrade+0x900/0x900
[  230.813469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.819028]  cache_grow_begin+0x91/0x8c0
[  230.823090]  ? do_raw_spin_unlock+0xa7/0x2f0
[  230.827504]  fallback_alloc+0x203/0x2e0
[  230.831493]  ____cache_alloc_node+0x1c7/0x1e0
[  230.836008]  __kmalloc+0x208/0x760
[  230.839570]  ? __neigh_create+0x30b/0x2130
[  230.843863]  __neigh_create+0x30b/0x2130
[  230.847927]  ? trace_hardirqs_on+0xbd/0x310
[  230.852300]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  230.857821]  ? ip6t_do_table+0xd9e/0x1d30
[  230.861970]  ? mark_held_locks+0x130/0x130
[  230.866209]  ? __local_bh_enable_ip+0x160/0x260
[  230.870900]  ? neigh_hash_alloc+0x1e0/0x1e0
[  230.875225]  ? graph_lock+0x170/0x170
[  230.879032]  ? ip6t_do_table+0xd9e/0x1d30
[  230.883198]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.888668]  ? trace_hardirqs_on+0xbd/0x310
[  230.893021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.898559]  ? ip6t_do_table+0xd6a/0x1d30
[  230.902708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.908259]  ? check_preemption_disabled+0x48/0x200
[  230.913293]  ? check_preemption_disabled+0x48/0x200
[  230.918325]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  230.923894]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.929175]  ? rcu_pm_notify+0xc0/0xc0
[  230.933081]  ? graph_lock+0x170/0x170
[  230.936900]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  230.942100]  ip6_finish_output2+0xa59/0x27a0
[  230.946524]  ? ip6_copy_metadata+0xe30/0xe30
[  230.950939]  ? ip6_mtu+0x39c/0x520
[  230.954508]  ? lock_downgrade+0x900/0x900
[  230.958658]  ? check_preemption_disabled+0x48/0x200
[  230.963678]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.969472]  ? kasan_check_read+0x11/0x20
[  230.973623]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.978915]  ? rcu_bh_qs+0xc0/0xc0
[  230.982471]  ? ip6_mtu+0x160/0x520
[  230.986026]  ? dst_hold+0x2f0/0x2f0
[  230.989653]  ? kasan_check_read+0x11/0x20
[  230.993804]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.999095]  ? nf_nat_ipv6_out+0x212/0x550
[  231.003347]  ip6_finish_output+0x5fe/0xbc0
[  231.007578]  ? ip6_finish_output+0x5fe/0xbc0
[  231.011993]  ip6_output+0x23e/0xa00
[  231.015621]  ? check_preemption_disabled+0x48/0x200
[  231.020638]  ? ip6_finish_output+0xbc0/0xbc0
[  231.025089]  ? ip6_fragment+0x38c0/0x38c0
[  231.029238]  ? __lock_is_held+0xb5/0x140
[  231.033311]  ndisc_send_skb+0x1005/0x1570
[  231.037481]  ? ndisc_constructor+0xc40/0xc40
[  231.041897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.047435]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.052888]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.058348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.063889]  ndisc_send_rs+0x134/0x6e0
[  231.067783]  addrconf_rs_timer+0x3c0/0x6f0
[  231.072023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.076274]  call_timer_fn+0x272/0x920
[  231.080378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.084617]  ? process_timeout+0x40/0x40
[  231.088692]  ? find_held_lock+0x36/0x1c0
[  231.092769]  ? mark_held_locks+0xc7/0x130
[  231.096916]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.101407]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.105908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.110143]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  231.114731]  ? trace_hardirqs_on+0xbd/0x310
[  231.119067]  ? kasan_check_read+0x11/0x20
[  231.123217]  ? __run_timers+0x7da/0xc70
[  231.127194]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.132664]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.136920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.141166]  __run_timers+0x7e5/0xc70
[  231.144977]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  231.150348]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.155365]  ? graph_lock+0x170/0x170
[  231.159184]  ? print_usage_bug+0xc0/0xc0
[  231.163244]  ? lock_release+0x970/0x970
[  231.167238]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.172434]  ? find_held_lock+0x36/0x1c0
[  231.176519]  ? graph_lock+0x170/0x170
[  231.180317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.185838]  ? check_preemption_disabled+0x48/0x200
[  231.190869]  ? __lock_is_held+0xb5/0x140
[  231.194934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.200471]  ? check_preemption_disabled+0x48/0x200
[  231.205490]  run_timer_softirq+0x52/0xb0
[  231.209551]  ? rcu_read_lock_sched_held+0x108/0x120
[  231.214566]  __do_softirq+0x30b/0xad8
[  231.218376]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  231.223483]  ? pvclock_read_flags+0x160/0x160
[  231.227975]  ? lapic_next_event+0x5a/0x90
[  231.232121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.237664]  ? check_preemption_disabled+0x48/0x200
[  231.242678]  ? check_preemption_disabled+0x48/0x200
[  231.247702]  ? kvm_clock_read+0x18/0x30
[  231.251680]  ? kvm_sched_clock_read+0x9/0x20
[  231.256092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.261633]  ? check_preemption_disabled+0x48/0x200
[  231.266663]  irq_exit+0x17f/0x1c0
[  231.270121]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.274966]  ? smp_reschedule_interrupt+0x109/0x650
[  231.279990]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.285877]  ? interrupt_entry+0xb5/0xf0
[  231.289946]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.294962]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.299978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.304825]  ? trace_hardirqs_off+0x300/0x300
[  231.309341]  ? trace_hardirqs_off+0x300/0x300
[  231.313837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.319375]  ? check_preemption_disabled+0x48/0x200
[  231.324387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.329933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.334794]  apic_timer_interrupt+0xf/0x20
[  231.339025]  </IRQ>
[  231.341265] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  231.346456] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  231.365370] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  231.373078] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  231.380350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  231.387617] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  231.394887] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  231.402159] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  231.409503]  retint_kernel+0x1b/0x2d
[  231.413219] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  231.418502] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  231.437413] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  231.445129] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  231.452412] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  231.459683] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  231.466942] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  231.474208] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  231.481503]  ? arch_local_irq_restore+0x45/0x52
[  231.486193]  dump_stack+0x26a/0x2b4
[  231.489837]  ? dump_stack_print_info.cold.2+0x52/0x52
[  231.495029]  ? mark_held_locks+0x130/0x130
[  231.499263]  ? mark_held_locks+0x130/0x130
[  231.503500]  dump_header+0x27b/0xf72
[  231.507233]  ? pagefault_out_of_memory+0x197/0x197
[  231.512154]  ? mark_held_locks+0x130/0x130
[  231.516382]  ? __lock_acquire+0x7ec/0x4ec0
[  231.520607]  ? mem_cgroup_charge_statistics+0x780/0x780
[  231.525960]  ? print_usage_bug+0xc0/0xc0
[  231.530019]  ? print_usage_bug+0xc0/0xc0
[  231.534088]  ? graph_lock+0x170/0x170
[  231.537882]  ? graph_lock+0x170/0x170
[  231.541681]  ? print_usage_bug+0xc0/0xc0
[  231.545785]  ? print_usage_bug+0xc0/0xc0
[  231.549862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.555406]  ? find_held_lock+0x36/0x1c0
[  231.559474]  ? mark_held_locks+0xc7/0x130
[  231.563627]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  231.568734]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  231.573841]  ? lockdep_hardirqs_on+0x421/0x5c0
[  231.578439]  ? trace_hardirqs_on+0xbd/0x310
[  231.582760]  ? kasan_check_read+0x11/0x20
[  231.586908]  ? ___ratelimit+0x36f/0x655
[  231.590882]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.596334]  ? trace_hardirqs_on+0x310/0x310
[  231.600750]  ? lock_downgrade+0x900/0x900
[  231.604928]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  231.610048]  ? ___ratelimit+0xaa/0x655
[  231.613935]  ? idr_get_free+0xec0/0xec0
[  231.617913]  ? kasan_check_write+0x14/0x20
[  231.622146]  ? do_raw_spin_lock+0xc1/0x200
[  231.626438]  oom_kill_process.cold.27+0x10/0x903
[  231.631204]  ? graph_lock+0x170/0x170
[  231.635008]  ? _raw_spin_unlock+0x2c/0x50
[  231.639184]  ? oom_badness+0xe6/0xaa0
[  231.642991]  ? oom_evaluate_task+0x540/0x540
[  231.647404]  ? find_held_lock+0x36/0x1c0
[  231.651459]  ? out_of_memory+0x974/0x14c0
[  231.655602]  ? lock_downgrade+0x900/0x900
[  231.659752]  ? check_preemption_disabled+0x48/0x200
[  231.664777]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  231.670594]  ? kasan_check_read+0x11/0x20
[  231.674750]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.680026]  ? rcu_bh_qs+0xc0/0xc0
[  231.683571]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.688590]  ? oom_evaluate_task+0x302/0x540
[  231.693002]  out_of_memory+0xa86/0x14c0
[  231.696985]  ? oom_killer_disable+0x3a0/0x3a0
[  231.701478]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  231.706409]  ? __mutex_add_waiter+0x2a0/0x2a0
[  231.710915]  __alloc_pages_slowpath+0x2318/0x2d80
[  231.715800]  ? warn_alloc+0x120/0x120
[  231.719600]  ? __radix_tree_lookup+0x4c0/0x4c0
[  231.724193]  ? find_get_entry+0x2f2/0xc40
[  231.728353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.733892]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  231.738830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.744370]  ? should_fail+0x22d/0xd01
[  231.748264]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.753406]  ? __lock_is_held+0xb5/0x140
[  231.757495]  ? __lock_is_held+0xb5/0x140
[  231.761567]  ? find_held_lock+0x36/0x1c0
[  231.765633]  ? ___might_sleep+0x1ed/0x300
[  231.769781]  ? lock_release+0x970/0x970
[  231.773781]  ? arch_local_save_flags+0x40/0x40
[  231.778376]  ? __might_sleep+0x95/0x190
[  231.782361]  __alloc_pages_nodemask+0xa80/0xde0
[  231.787028]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  231.792052]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  231.797860]  ? kasan_check_read+0x11/0x20
[  231.802107]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.807391]  ? graph_lock+0x170/0x170
[  231.811197]  ? print_usage_bug+0xc0/0xc0
[  231.815288]  ? graph_lock+0x170/0x170
[  231.819084]  ? graph_lock+0x170/0x170
[  231.822883]  ? __do_page_cache_readahead+0x7ce/0x980
[  231.827991]  ? find_held_lock+0x36/0x1c0
[  231.832058]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  231.837588]  alloc_pages_current+0x10c/0x210
[  231.841990]  ? lock_downgrade+0x900/0x900
[  231.846134]  __page_cache_alloc+0x38f/0x5b0
[  231.850459]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  231.856261]  ? kasan_check_read+0x11/0x20
[  231.860410]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.865687]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  231.870362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.875904]  ? check_preemption_disabled+0x48/0x200
[  231.880928]  filemap_fault+0x1594/0x25f0
[  231.885001]  ? __lock_page_or_retry+0xa00/0xa00
[  231.889669]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  231.895466]  ? kasan_check_read+0x11/0x20
[  231.899611]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.904888]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  231.909992]  ? rcu_bh_qs+0xc0/0xc0
[  231.913539]  ? trace_hardirqs_on+0xbd/0x310
[  231.917860]  ? kasan_check_read+0x11/0x20
[  231.922005]  ? __free_object+0x173/0x340
[  231.926071]  ? filemap_map_pages+0xdea/0x1980
[  231.930574]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  231.935666]  ? __free_object+0x173/0x340
[  231.939729]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  231.945002]  ? debug_object_free+0x325/0x690
[  231.949415]  ? find_get_pages_range_tag+0x1320/0x1320
[  231.954609]  ? graph_lock+0x170/0x170
[  231.958419]  ? kasan_check_read+0x11/0x20
[  231.962568]  ? debug_object_destroy+0x2b0/0x2b0
[  231.967256]  ? lock_acquire+0x1ed/0x520
[  231.971263]  ? ext4_filemap_fault+0x7a/0xad
[  231.975588]  ? lock_release+0x970/0x970
[  231.979565]  ? arch_local_save_flags+0x40/0x40
[  231.984160]  ? futex_wait_setup+0x3e0/0x3e0
[  231.988491]  ? down_read+0xb0/0x1d0
[  231.992113]  ? ext4_filemap_fault+0x7a/0xad
[  231.996435]  ? __down_interruptible+0x700/0x700
[  232.001121]  ext4_filemap_fault+0x82/0xad
[  232.005277]  __do_fault+0x100/0x6b0
[  232.008908]  ? print_bad_pte+0x6c0/0x6c0
[  232.012972]  ? do_futex+0x249/0x26d0
[  232.016685]  ? finish_task_switch+0x1f5/0x900
[  232.021189]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.025683]  ? pmd_val+0x88/0x100
[  232.029147]  ? add_mm_counter_fast+0xd0/0xd0
[  232.033554]  ? pmd_val+0x88/0x100
[  232.037010]  ? add_mm_counter_fast+0xd0/0xd0
[  232.041426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.046969]  __handle_mm_fault+0x3709/0x53e0
[  232.051386]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  232.056234]  ? graph_lock+0x170/0x170
[  232.060038]  ? print_usage_bug+0xc0/0xc0
[  232.064100]  ? __switch_to_asm+0x34/0x70
[  232.068164]  ? graph_lock+0x170/0x170
[  232.071962]  ? graph_lock+0x170/0x170
[  232.075783]  ? handle_mm_fault+0x42a/0xc70
[  232.080021]  ? lock_downgrade+0x900/0x900
[  232.084178]  ? check_preemption_disabled+0x48/0x200
[  232.089199]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.095003]  ? kasan_check_read+0x11/0x20
[  232.099165]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.104448]  ? rcu_bh_qs+0xc0/0xc0
[  232.107981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.113433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.118983]  ? check_preemption_disabled+0x48/0x200
[  232.124011]  handle_mm_fault+0x54f/0xc70
[  232.128090]  ? __handle_mm_fault+0x53e0/0x53e0
[  232.132695]  ? find_vma+0x34/0x190
[  232.136277]  __do_page_fault+0x67d/0xed0
[  232.140349]  ? mm_fault_error+0x380/0x380
[  232.144503]  ? trace_hardirqs_off+0xb8/0x300
[  232.148914]  ? trace_hardirqs_on+0x310/0x310
[  232.153325]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  232.158697]  ? trace_hardirqs_on+0x310/0x310
[  232.163147]  do_page_fault+0xf2/0x7e0
[  232.166966]  ? vmalloc_sync_all+0x30/0x30
[  232.171103]  ? error_entry+0x70/0xd0
[  232.174818]  ? trace_hardirqs_off_caller+0xbb/0x300
[  232.179840]  ? trace_hardirqs_on_caller+0xc0/0x300
[  232.184772]  ? syscall_return_slowpath+0x5e0/0x5e0
[  232.189701]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.194556]  ? trace_hardirqs_off+0x300/0x300
[  232.199049]  ? trace_hardirqs_off_caller+0x300/0x300
[  232.204158]  ? prepare_exit_to_usermode+0x291/0x3b0
[  232.209177]  ? page_fault+0x8/0x30
[  232.213256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.218104]  ? page_fault+0x8/0x30
[  232.221648]  page_fault+0x1e/0x30
[  232.225106] RIP: 0033:0x45ddf3
[  232.228296] Code: Bad RIP value.
[  232.231657] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  232.237021] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  232.244286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  232.251550] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  232.258817] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  232.266086] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  232.273384] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  232.273389] warn_alloc_show_mem: 1 callbacks suppressed
[  232.273397] Mem-Info:
[  232.280583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  232.285945] active_anon:44712 inactive_anon:372 isolated_anon:0
[  232.285945]  active_file:15 inactive_file:12 isolated_file:0
[  232.285945]  unevictable:0 dirty:0 writeback:0 unstable:0
[  232.285945]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  232.285945]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  232.285945]  free:13792 free_pcp:444 free_cma:0
[  232.288823] Call Trace:
[  232.298208] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  232.331962]  <IRQ>
[  232.334531] Node 0 
[  232.363001]  dump_stack+0x1c4/0x2b4
[  232.365148] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  232.367366]  ? dump_stack_print_info.cold.2+0x52/0x52
[  232.370996] lowmem_reserve[]: 0
[  232.397432]  warn_alloc.cold.118+0xb7/0x1bd
[  232.402588]  2817
[  232.405857]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  232.410145]  6321 6321
[  232.412223]  ? lock_downgrade+0x900/0x900
[  232.417052] Node 0 
[  232.419546]  ? trace_hardirqs_off+0xb8/0x300
[  232.423694] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  232.425900]  ? trace_hardirqs_off+0xb8/0x300
[  232.430274] lowmem_reserve[]: 0
[  232.457705]  __alloc_pages_slowpath+0x2667/0x2d80
[  232.462084]  0
[  232.465382]  ? warn_alloc+0x120/0x120
[  232.470170]  3503
[  232.471967]  ? trace_hardirqs_on+0x310/0x310
[  232.475747]  3503
[  232.477802]  ? warn_alloc+0x120/0x120
[  232.482185] Node 0 
[  232.484740]  ? print_usage_bug+0xc0/0xc0
[  232.484758]  ? warn_alloc+0x120/0x120
[  232.488563] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  232.490775]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  232.494815] lowmem_reserve[]: 0 0 0 0
[  232.494832] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  232.494904] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  232.494964] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  232.495032] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  232.495038] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  232.495042] 407 total pagecache pages
[  232.495052] 0 pages in swap cache
[  232.495057] Swap cache stats: add 0, delete 0, find 0/0
[  232.495060] Free swap  = 0kB
[  232.495063] Total swap = 0kB
[  232.495066] 1965979 pages RAM
[  232.495069] 0 pages HighMem/MovableOnly
[  232.495071] 342744 pages reserved
[  232.495074] 0 pages cma reserved
[  232.495330] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  232.495335] syz-fuzzer cpuset=/ mems_allowed=0
[  232.657820]  ? print_usage_bug+0xc0/0xc0
[  232.661886]  ? __lock_acquire+0x7ec/0x4ec0
[  232.666119]  ? __lock_acquire+0x7ec/0x4ec0
[  232.670351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.675919]  ? should_fail+0x22d/0xd01
[  232.680757]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.685863]  ? __lock_acquire+0x7ec/0x4ec0
[  232.690100]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.695197]  ? __lock_acquire+0x7ec/0x4ec0
[  232.699431]  ? should_fail+0x22d/0xd01
[  232.703317]  ? print_usage_bug+0xc0/0xc0
[  232.707415]  ? mark_held_locks+0x130/0x130
[  232.712141]  ? mark_held_locks+0x130/0x130
[  232.716379]  ? graph_lock+0x170/0x170
[  232.720192]  ? print_usage_bug+0xc0/0xc0
[  232.724267]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  232.729027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.734590]  ? check_preemption_disabled+0x48/0x200
[  232.739606]  ? check_preemption_disabled+0x48/0x200
[  232.745109]  ? __lock_is_held+0xb5/0x140
[  232.749179]  __alloc_pages_nodemask+0xa80/0xde0
[  232.753851]  ? graph_lock+0x170/0x170
[  232.757658]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.762670]  ? graph_lock+0x170/0x170
[  232.766489]  ? find_held_lock+0x36/0x1c0
[  232.770556]  ? ____cache_alloc_node+0x1c7/0x1e0
[  232.775227]  ? lock_downgrade+0x900/0x900
[  232.779878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.785433]  cache_grow_begin+0x91/0x8c0
[  232.789498]  ? do_raw_spin_unlock+0xa7/0x2f0
[  232.793916]  fallback_alloc+0x203/0x2e0
[  232.797899]  ____cache_alloc_node+0x1c7/0x1e0
[  232.802869]  kmem_cache_alloc_node+0xe3/0x730
[  232.807788]  ? ipv6_get_ifaddr+0x42e/0x620
[  232.812044]  __alloc_skb+0x119/0x770
[  232.815783]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.821060]  ? skb_scrub_packet+0x490/0x490
[  232.825384]  ? lock_downgrade+0x900/0x900
[  232.829542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.835506]  ? refcount_sub_and_test_checked+0x203/0x310
[  232.840961]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  232.846410]  ? addrconf_rs_timer+0x6f0/0x6f0
[  232.851264]  ndisc_alloc_skb+0x144/0x340
[  232.855331]  ndisc_send_rs+0x331/0x6e0
[  232.859237]  addrconf_rs_timer+0x3c0/0x6f0
[  232.863481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.868222]  call_timer_fn+0x272/0x920
[  232.872107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.876787]  ? process_timeout+0x40/0x40
[  232.880858]  ? find_held_lock+0x36/0x1c0
[  232.884928]  ? __run_timers+0x7da/0xc70
[  232.888903]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.893395]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.897892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.902604]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  232.907639]  ? trace_hardirqs_on+0xbd/0x310
[  232.912432]  ? kasan_check_read+0x11/0x20
[  232.921909]  ? __run_timers+0x7da/0xc70
[  232.925888]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.931347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.936040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.940735]  __run_timers+0x7e5/0xc70
[  232.944562]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  232.949932]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.954955]  ? graph_lock+0x170/0x170
[  232.958763]  ? enqueue_hrtimer+0x1a5/0x560
[  232.963485]  ? lock_release+0x970/0x970
[  232.967951]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  232.973151]  ? find_held_lock+0x36/0x1c0
[  232.977216]  ? graph_lock+0x170/0x170
[  232.981020]  ? pvclock_read_flags+0x160/0x160
[  232.985541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.991098]  ? check_preemption_disabled+0x48/0x200
[  232.996127]  ? __lock_is_held+0xb5/0x140
[  233.000218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.006225]  ? check_preemption_disabled+0x48/0x200
[  233.011261]  run_timer_softirq+0x52/0xb0
[  233.015322]  ? rcu_read_lock_sched_held+0x108/0x120
[  233.020339]  __do_softirq+0x30b/0xad8
[  233.024154]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  233.029769]  ? pvclock_read_flags+0x160/0x160
[  233.034270]  ? lapic_next_event+0x5a/0x90
[  233.038924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.044479]  ? check_preemption_disabled+0x48/0x200
[  233.049510]  ? check_preemption_disabled+0x48/0x200
[  233.054527]  ? kvm_clock_read+0x18/0x30
[  233.059028]  ? kvm_sched_clock_read+0x9/0x20
[  233.063435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.069465]  ? check_preemption_disabled+0x48/0x200
[  233.074494]  irq_exit+0x17f/0x1c0
[  233.077948]  smp_apic_timer_interrupt+0x1cb/0x760
[  233.083336]  ? smp_call_function_single_interrupt+0x650/0x650
[  233.089228]  ? interrupt_entry+0xb5/0xf0
[  233.093813]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.099309]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.104340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.109182]  ? trace_hardirqs_off+0x300/0x300
[  233.113676]  ? trace_hardirqs_off+0x300/0x300
[  233.118191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.123763]  ? check_preemption_disabled+0x48/0x200
[  233.128778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.134813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.139690]  apic_timer_interrupt+0xf/0x20
[  233.143936]  </IRQ>
[  233.146174] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  233.151104] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  233.170931] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  233.178644] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  233.185914] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  233.193668] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  233.201419] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  233.208683] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  233.215993]  skb_clone+0x1bb/0x500
[  233.220003]  ? finish_task_switch+0x2f5/0x900
[  233.224498]  ? skb_split+0x11e0/0x11e0
[  233.228896]  ? preempt_notifier_register+0x200/0x200
[  233.233996]  ? __switch_to_asm+0x34/0x70
[  233.238058]  ? __switch_to_asm+0x34/0x70
[  233.242567]  ? __switch_to_asm+0x40/0x70
[  233.252102]  ? __switch_to_asm+0x34/0x70
[  233.256160]  ? __switch_to_asm+0x40/0x70
[  233.260677]  ? __switch_to_asm+0x34/0x70
[  233.264744]  ? __switch_to_asm+0x40/0x70
[  233.268801]  ? __switch_to_asm+0x34/0x70
[  233.272863]  ? __switch_to_asm+0x34/0x70
[  233.276918]  ? __switch_to_asm+0x40/0x70
[  233.280978]  ? __switch_to_asm+0x34/0x70
[  233.285521]  bpf_clone_redirect+0xb9/0x490
[  233.289762]  ? __schedule+0x874/0x1ed0
[  233.294183]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  233.299204]  ? __sched_text_start+0x8/0x8
[  233.303350]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.308139]  ? find_held_lock+0x36/0x1c0
[  233.312229]  ? lock_acquire+0x1ed/0x520
[  233.316740]  ? bpf_test_run+0x32e/0x5a0
[  233.321228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.326777]  ? check_preemption_disabled+0x48/0x200
[  233.331804]  ? kasan_check_read+0x11/0x20
[  233.335953]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.341237]  ? rcu_bh_qs+0xc0/0xc0
[  233.345266]  ? preempt_schedule+0x4d/0x60
[  233.349422]  ? ___preempt_schedule+0x16/0x18
[  233.353839]  ? bpf_test_run+0x1c0/0x5a0
[  233.358255]  ? netlink_diag_dump+0x2a0/0x2a0
[  233.362671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.368209]  ? bpf_test_init.isra.9+0x70/0x100
[  233.372794]  ? bpf_prog_test_run_skb+0x634/0xb40
[  233.377997]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  233.382925]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  233.388945]  ? fput+0x130/0x1a0
[  233.392225]  ? __bpf_prog_get+0x9b/0x290
[  233.396295]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  233.401138]  ? bpf_prog_test_run+0x130/0x1a0
[  233.405568]  ? __x64_sys_bpf+0x3d8/0x510
[  233.409628]  ? bpf_prog_get+0x20/0x20
[  233.413931]  ? do_syscall_64+0x1b9/0x820
[  233.418423]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  233.423818]  ? syscall_return_slowpath+0x5e0/0x5e0
[  233.428766]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.433614]  ? trace_hardirqs_off+0x300/0x300
[  233.438113]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  233.443132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.449165]  ? prepare_exit_to_usermode+0x291/0x3b0
[  233.454639]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.459502]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  233.464884] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  233.464956] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  233.471820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.471825] Call Trace:
[  233.471832]  <IRQ>
[  233.471847]  dump_stack+0x1c4/0x2b4
[  233.471869]  ? dump_stack_print_info.cold.2+0x52/0x52
[  233.480741] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  233.488131]  warn_alloc.cold.118+0xb7/0x1bd
[  233.490683] syz-executor3 cpuset=
[  233.492832]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  233.496464] syz3
[  233.501643]  ? lock_downgrade+0x900/0x900
[  233.512546]  mems_allowed=0
[  233.534132]  ? trace_hardirqs_off+0xb8/0x300
[  233.538548]  ? trace_hardirqs_off+0xb8/0x300
[  233.542964]  __alloc_pages_slowpath+0x2667/0x2d80
[  233.547841]  ? warn_alloc+0x120/0x120
[  233.551651]  ? warn_alloc+0x120/0x120
[  233.555457]  ? print_usage_bug+0xc0/0xc0
[  233.559519]  ? warn_alloc+0x120/0x120
[  233.563321]  ? print_usage_bug+0xc0/0xc0
[  233.567381]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  233.572577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.578109]  ? should_fail+0x22d/0xd01
[  233.582003]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.587118]  ? __lock_acquire+0x7ec/0x4ec0
[  233.591356]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.596458]  ? __lock_acquire+0x7ec/0x4ec0
[  233.600693]  ? should_fail+0x22d/0xd01
[  233.604601]  ? mark_held_locks+0x130/0x130
[  233.608843]  ? mark_held_locks+0x130/0x130
[  233.613074]  ? graph_lock+0x170/0x170
[  233.616887]  ? graph_lock+0x170/0x170
[  233.620695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.626247]  ? check_preemption_disabled+0x48/0x200
[  233.631265]  ? check_preemption_disabled+0x48/0x200
[  233.636290]  ? __lock_is_held+0xb5/0x140
[  233.640347]  __alloc_pages_nodemask+0xa80/0xde0
[  233.645007]  ? graph_lock+0x170/0x170
[  233.648810]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  233.653824]  ? graph_lock+0x170/0x170
[  233.657646]  ? find_held_lock+0x36/0x1c0
[  233.661724]  ? ____cache_alloc_node+0x1c7/0x1e0
[  233.666399]  ? lock_downgrade+0x900/0x900
[  233.670559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.676103]  cache_grow_begin+0x91/0x8c0
[  233.680164]  ? do_raw_spin_unlock+0xa7/0x2f0
[  233.684580]  fallback_alloc+0x203/0x2e0
[  233.688564]  ____cache_alloc_node+0x1c7/0x1e0
[  233.693061]  __kmalloc+0x208/0x760
[  233.696611]  ? __neigh_create+0x30b/0x2130
[  233.700856]  __neigh_create+0x30b/0x2130
[  233.704924]  ? trace_hardirqs_on+0xbd/0x310
[  233.709248]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  233.714785]  ? ip6t_do_table+0xd9e/0x1d30
[  233.718946]  ? mark_held_locks+0x130/0x130
[  233.723186]  ? __local_bh_enable_ip+0x160/0x260
[  233.727874]  ? neigh_hash_alloc+0x1e0/0x1e0
[  233.732208]  ? graph_lock+0x170/0x170
[  233.736015]  ? ip6t_do_table+0xd9e/0x1d30
[  233.740170]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.745618]  ? trace_hardirqs_on+0xbd/0x310
[  233.749945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.755504]  ? ip6t_do_table+0xd6a/0x1d30
[  233.759667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.765204]  ? check_preemption_disabled+0x48/0x200
[  233.770233]  ? check_preemption_disabled+0x48/0x200
[  233.775261]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  233.780801]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.786080]  ? rcu_pm_notify+0xc0/0xc0
[  233.789968]  ? graph_lock+0x170/0x170
[  233.793771]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  233.798968]  ip6_finish_output2+0xa59/0x27a0
[  233.803387]  ? ip6_copy_metadata+0xe30/0xe30
[  233.807816]  ? ip6_mtu+0x39c/0x520
[  233.811358]  ? lock_downgrade+0x900/0x900
[  233.815509]  ? check_preemption_disabled+0x48/0x200
[  233.820533]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.826349]  ? kasan_check_read+0x11/0x20
[  233.830499]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.835778]  ? rcu_bh_qs+0xc0/0xc0
[  233.839326]  ? ip6_mtu+0x160/0x520
[  233.842874]  ? dst_hold+0x2f0/0x2f0
[  233.846505]  ? kasan_check_read+0x11/0x20
[  233.850659]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.855935]  ? nf_nat_ipv6_out+0x212/0x550
[  233.860235]  ip6_finish_output+0x5fe/0xbc0
[  233.864468]  ? ip6_finish_output+0x5fe/0xbc0
[  233.868884]  ip6_output+0x23e/0xa00
[  233.872504]  ? check_preemption_disabled+0x48/0x200
[  233.877516]  ? ip6_finish_output+0xbc0/0xbc0
[  233.881926]  ? ip6_fragment+0x38c0/0x38c0
[  233.886072]  ? __lock_is_held+0xb5/0x140
[  233.890148]  ndisc_send_skb+0x1005/0x1570
[  233.894305]  ? ndisc_constructor+0xc40/0xc40
[  233.898729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.904314]  ? refcount_sub_and_test_checked+0x203/0x310
[  233.909782]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  233.915259]  ndisc_send_rs+0x134/0x6e0
[  233.919152]  addrconf_rs_timer+0x3c0/0x6f0
[  233.923383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.927626]  call_timer_fn+0x272/0x920
[  233.931511]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.935770]  ? process_timeout+0x40/0x40
[  233.939826]  ? find_held_lock+0x36/0x1c0
[  233.943893]  ? mark_held_locks+0xc7/0x130
[  233.948045]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.952541]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.957034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.961279]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  233.965863]  ? trace_hardirqs_on+0xbd/0x310
[  233.970185]  ? kasan_check_read+0x11/0x20
[  233.974335]  ? __run_timers+0x7da/0xc70
[  233.978313]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.983768]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.988007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.992249]  __run_timers+0x7e5/0xc70
[  233.996065]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  234.001434]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.006447]  ? graph_lock+0x170/0x170
[  234.010260]  ? print_usage_bug+0xc0/0xc0
[  234.014336]  ? lock_release+0x970/0x970
[  234.018324]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.023550]  ? find_held_lock+0x36/0x1c0
[  234.027615]  ? graph_lock+0x170/0x170
[  234.031433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.036969]  ? check_preemption_disabled+0x48/0x200
[  234.041999]  ? __lock_is_held+0xb5/0x140
[  234.046103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.051644]  ? check_preemption_disabled+0x48/0x200
[  234.056672]  run_timer_softirq+0x52/0xb0
[  234.060736]  ? rcu_read_lock_sched_held+0x108/0x120
[  234.065799]  __do_softirq+0x30b/0xad8
[  234.069640]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  234.074763]  ? pvclock_read_flags+0x160/0x160
[  234.079257]  ? lapic_next_event+0x5a/0x90
[  234.083403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.088943]  ? check_preemption_disabled+0x48/0x200
[  234.093972]  ? check_preemption_disabled+0x48/0x200
[  234.098994]  ? kvm_clock_read+0x18/0x30
[  234.102967]  ? kvm_sched_clock_read+0x9/0x20
[  234.107389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.112926]  ? check_preemption_disabled+0x48/0x200
[  234.117954]  irq_exit+0x17f/0x1c0
[  234.121416]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.126254]  ? smp_reschedule_interrupt+0x109/0x650
[  234.131280]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.137169]  ? interrupt_entry+0xb5/0xf0
[  234.141231]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.146257]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.151273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.156119]  ? trace_hardirqs_off+0x300/0x300
[  234.160616]  ? trace_hardirqs_off+0x300/0x300
[  234.165116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.170659]  ? check_preemption_disabled+0x48/0x200
[  234.175675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.181265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.186118]  apic_timer_interrupt+0xf/0x20
[  234.190394]  </IRQ>
[  234.192632] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  234.197840] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  234.217250] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  234.224984] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  234.232255] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  234.239528] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  234.246808] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  234.254078] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  234.261392]  retint_kernel+0x1b/0x2d
[  234.265119] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  234.270391] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  234.289330] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  234.297044] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  234.304322] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  234.311598] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  234.318858] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  234.326137] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  234.333454]  ? arch_local_irq_restore+0x45/0x52
[  234.338178]  dump_stack+0x26a/0x2b4
[  234.341837]  ? dump_stack_print_info.cold.2+0x52/0x52
[  234.347031]  ? mark_held_locks+0x130/0x130
[  234.351263]  ? mark_held_locks+0x130/0x130
[  234.355500]  dump_header+0x27b/0xf72
[  234.359234]  ? pagefault_out_of_memory+0x197/0x197
[  234.364166]  ? mark_held_locks+0x130/0x130
[  234.368390]  ? __lock_acquire+0x7ec/0x4ec0
[  234.372617]  ? mem_cgroup_charge_statistics+0x780/0x780
[  234.377980]  ? print_usage_bug+0xc0/0xc0
[  234.382041]  ? print_usage_bug+0xc0/0xc0
[  234.386110]  ? graph_lock+0x170/0x170
[  234.389910]  ? graph_lock+0x170/0x170
[  234.393709]  ? print_usage_bug+0xc0/0xc0
[  234.397776]  ? print_usage_bug+0xc0/0xc0
[  234.401844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.407386]  ? find_held_lock+0x36/0x1c0
[  234.411452]  ? mark_held_locks+0xc7/0x130
[  234.415606]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  234.420709]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  234.425824]  ? lockdep_hardirqs_on+0x421/0x5c0
[  234.430405]  ? trace_hardirqs_on+0xbd/0x310
[  234.434736]  ? kasan_check_read+0x11/0x20
[  234.438886]  ? ___ratelimit+0x36f/0x655
[  234.442862]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.448343]  ? trace_hardirqs_on+0x310/0x310
[  234.452751]  ? lock_downgrade+0x900/0x900
[  234.456905]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  234.462011]  ? ___ratelimit+0xaa/0x655
[  234.465907]  ? idr_get_free+0xec0/0xec0
[  234.469885]  ? kasan_check_write+0x14/0x20
[  234.474123]  ? do_raw_spin_lock+0xc1/0x200
[  234.478381]  oom_kill_process.cold.27+0x10/0x903
[  234.483151]  ? graph_lock+0x170/0x170
[  234.486947]  ? _raw_spin_unlock+0x2c/0x50
[  234.491090]  ? oom_badness+0xe6/0xaa0
[  234.494898]  ? oom_evaluate_task+0x540/0x540
[  234.499315]  ? find_held_lock+0x36/0x1c0
[  234.503405]  ? out_of_memory+0x974/0x14c0
[  234.507548]  ? lock_downgrade+0x900/0x900
[  234.511697]  ? check_preemption_disabled+0x48/0x200
[  234.516736]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.522549]  ? kasan_check_read+0x11/0x20
[  234.526710]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.531996]  ? rcu_bh_qs+0xc0/0xc0
[  234.535543]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.540560]  ? oom_evaluate_task+0x302/0x540
[  234.544973]  out_of_memory+0xa86/0x14c0
[  234.548958]  ? oom_killer_disable+0x3a0/0x3a0
[  234.553456]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  234.558395]  ? __mutex_add_waiter+0x2a0/0x2a0
[  234.562934]  __alloc_pages_slowpath+0x2318/0x2d80
[  234.567813]  ? warn_alloc+0x120/0x120
[  234.571620]  ? __radix_tree_lookup+0x4c0/0x4c0
[  234.576212]  ? find_get_entry+0x2f2/0xc40
[  234.580369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.585913]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  234.590868]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.596410]  ? should_fail+0x22d/0xd01
[  234.600304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.605412]  ? __lock_is_held+0xb5/0x140
[  234.609520]  ? __lock_is_held+0xb5/0x140
[  234.613586]  ? find_held_lock+0x36/0x1c0
[  234.617650]  ? ___might_sleep+0x1ed/0x300
[  234.621813]  ? lock_release+0x970/0x970
[  234.625792]  ? arch_local_save_flags+0x40/0x40
[  234.630431]  ? __might_sleep+0x95/0x190
[  234.634411]  __alloc_pages_nodemask+0xa80/0xde0
[  234.639098]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  234.644130]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.649926]  ? kasan_check_read+0x11/0x20
[  234.654077]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.659395]  ? graph_lock+0x170/0x170
[  234.663202]  ? print_usage_bug+0xc0/0xc0
[  234.667270]  ? graph_lock+0x170/0x170
[  234.671072]  ? graph_lock+0x170/0x170
[  234.674872]  ? __do_page_cache_readahead+0x7ce/0x980
[  234.679983]  ? find_held_lock+0x36/0x1c0
[  234.684050]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  234.689588]  alloc_pages_current+0x10c/0x210
[  234.693992]  ? lock_downgrade+0x900/0x900
[  234.698147]  __page_cache_alloc+0x38f/0x5b0
[  234.702490]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.708290]  ? kasan_check_read+0x11/0x20
[  234.712440]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.717730]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  234.722403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.727945]  ? check_preemption_disabled+0x48/0x200
[  234.732968]  filemap_fault+0x1594/0x25f0
[  234.737046]  ? __lock_page_or_retry+0xa00/0xa00
[  234.741728]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.747526]  ? kasan_check_read+0x11/0x20
[  234.751677]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.756952]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  234.762054]  ? rcu_bh_qs+0xc0/0xc0
[  234.765597]  ? trace_hardirqs_on+0xbd/0x310
[  234.769917]  ? kasan_check_read+0x11/0x20
[  234.774061]  ? __free_object+0x173/0x340
[  234.778129]  ? filemap_map_pages+0xdea/0x1980
[  234.782631]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  234.787754]  ? __free_object+0x173/0x340
[  234.791829]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  234.797102]  ? debug_object_free+0x325/0x690
[  234.801515]  ? find_get_pages_range_tag+0x1320/0x1320
[  234.806710]  ? graph_lock+0x170/0x170
[  234.810532]  ? kasan_check_read+0x11/0x20
[  234.814684]  ? debug_object_destroy+0x2b0/0x2b0
[  234.819372]  ? lock_acquire+0x1ed/0x520
[  234.823343]  ? ext4_filemap_fault+0x7a/0xad
[  234.827673]  ? lock_release+0x970/0x970
[  234.831647]  ? arch_local_save_flags+0x40/0x40
[  234.836257]  ? futex_wait_setup+0x3e0/0x3e0
[  234.840600]  ? down_read+0xb0/0x1d0
[  234.844255]  ? ext4_filemap_fault+0x7a/0xad
[  234.848586]  ? __down_interruptible+0x700/0x700
[  234.853277]  ext4_filemap_fault+0x82/0xad
[  234.857425]  __do_fault+0x100/0x6b0
[  234.861045]  ? print_bad_pte+0x6c0/0x6c0
[  234.865104]  ? do_futex+0x249/0x26d0
[  234.868816]  ? finish_task_switch+0x1f5/0x900
[  234.873314]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.877806]  ? pmd_val+0x88/0x100
[  234.881342]  ? add_mm_counter_fast+0xd0/0xd0
[  234.885772]  ? pmd_val+0x88/0x100
[  234.889247]  ? add_mm_counter_fast+0xd0/0xd0
[  234.893653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.899198]  __handle_mm_fault+0x3709/0x53e0
[  234.903616]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  234.908468]  ? graph_lock+0x170/0x170
[  234.912267]  ? print_usage_bug+0xc0/0xc0
[  234.916338]  ? __switch_to_asm+0x34/0x70
[  234.920397]  ? graph_lock+0x170/0x170
[  234.924192]  ? graph_lock+0x170/0x170
[  234.928055]  ? handle_mm_fault+0x42a/0xc70
[  234.932293]  ? lock_downgrade+0x900/0x900
[  234.936441]  ? check_preemption_disabled+0x48/0x200
[  234.941463]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.947261]  ? kasan_check_read+0x11/0x20
[  234.951440]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.956727]  ? rcu_bh_qs+0xc0/0xc0
[  234.960283]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.965729]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.971269]  ? check_preemption_disabled+0x48/0x200
[  234.976293]  handle_mm_fault+0x54f/0xc70
[  234.980358]  ? __handle_mm_fault+0x53e0/0x53e0
[  234.984943]  ? find_vma+0x34/0x190
[  234.988507]  __do_page_fault+0x67d/0xed0
[  234.992574]  ? mm_fault_error+0x380/0x380
[  234.996729]  ? trace_hardirqs_off+0xb8/0x300
[  235.001137]  ? trace_hardirqs_on+0x310/0x310
[  235.005545]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  235.010908]  ? trace_hardirqs_on+0x310/0x310
[  235.015308]  do_page_fault+0xf2/0x7e0
[  235.019099]  ? vmalloc_sync_all+0x30/0x30
[  235.023249]  ? error_entry+0x70/0xd0
[  235.026964]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.031979]  ? trace_hardirqs_on_caller+0xc0/0x300
[  235.036905]  ? syscall_return_slowpath+0x5e0/0x5e0
[  235.041832]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.046675]  ? trace_hardirqs_off+0x300/0x300
[  235.051168]  ? trace_hardirqs_off_caller+0x300/0x300
[  235.056274]  ? prepare_exit_to_usermode+0x291/0x3b0
[  235.061293]  ? page_fault+0x8/0x30
[  235.064835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.069683]  ? page_fault+0x8/0x30
[  235.073237]  page_fault+0x1e/0x30
[  235.076685] RIP: 0033:0x45ddf3
[  235.080024] Code: Bad RIP value.
[  235.083387] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  235.088783] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  235.096049] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  235.103327] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  235.110589] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  235.117854] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  235.125181] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  235.125186] warn_alloc_show_mem: 1 callbacks suppressed
[  235.125193] Mem-Info:
[  235.132376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  235.137797] active_anon:44712 inactive_anon:372 isolated_anon:0
[  235.137797]  active_file:15 inactive_file:12 isolated_file:0
[  235.137797]  unevictable:0 dirty:0 writeback:0 unstable:0
[  235.137797]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  235.137797]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  235.137797]  free:13792 free_pcp:444 free_cma:0
[  235.140183] Call Trace:
[  235.149586] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  235.182824]  <IRQ>
[  235.185392] Node 0 
[  235.213463]  dump_stack+0x1c4/0x2b4
[  235.215612] 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
[  235.218250]  ? dump_stack_print_info.cold.2+0x52/0x52
[  235.221846] lowmem_reserve[]: 0
[  235.248326]  warn_alloc.cold.118+0xb7/0x1bd
[  235.253485]  2817
[  235.256760]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  235.261051]  6321 6321
[  235.263114]  ? lock_downgrade+0x900/0x900
[  235.270889]  ? trace_hardirqs_off+0xb8/0x300
[  235.275008] Node 0 
[  235.279868]  ? trace_hardirqs_off+0xb8/0x300
[  235.279899] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  235.279906] lowmem_reserve[]:
[  235.282139]  __alloc_pages_slowpath+0x2667/0x2d80
[  235.286518]  0
[  235.314530]  ? warn_alloc+0x120/0x120
[  235.317584]  0
[  235.322430]  ? trace_hardirqs_on+0x310/0x310
[  235.324197]  3503 3503
[  235.327995]  ? warn_alloc+0x120/0x120
[  235.334649]  ? print_usage_bug+0xc0/0xc0
[  235.337120] Node 0 
[  235.341396]  ? warn_alloc+0x120/0x120
[  235.345453] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  235.347658]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  235.351420] lowmem_reserve[]: 0
[  235.380851]  ? print_usage_bug+0xc0/0xc0
[  235.385842]  0
[  235.389114]  ? __lock_acquire+0x7ec/0x4ec0
[  235.393146]  0
[  235.394939]  ? __lock_acquire+0x7ec/0x4ec0
[  235.399139]  0
[  235.400945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.405149] Node 0 
[  235.406947]  ? should_fail+0x22d/0xd01
[  235.412451] DMA: 1*4kB 
[  235.414687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.418564] (U) 
[  235.421141]  ? __lock_acquire+0x7ec/0x4ec0
[  235.426214] 0*8kB 0*16kB 
[  235.428687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.432891] 1*32kB (U) 
[  235.436079]  ? __lock_acquire+0x7ec/0x4ec0
[  235.441153] 2*64kB (U) 
[  235.443741]  ? should_fail+0x22d/0xd01
[  235.447949] 1*128kB (U) 
[  235.450532]  ? print_usage_bug+0xc0/0xc0
[  235.454385] 1*256kB (U) 
[  235.457060]  ? mark_held_locks+0x130/0x130
[  235.461083] 0*512kB 1*1024kB 
[  235.463778]  ? mark_held_locks+0x130/0x130
[  235.467984] (U) 
[  235.471090]  ? graph_lock+0x170/0x170
[  235.475293] 1*2048kB 
[  235.477264]  ? print_usage_bug+0xc0/0xc0
[  235.481036] (M) 
[  235.483439]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  235.487475] 3*4096kB (M) 
[  235.489452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.494172] = 15908kB
[  235.494180] Node 0 
[  235.497430]  ? check_preemption_disabled+0x48/0x200
[  235.502934] DMA32: 3*4kB 
[  235.505348]  ? check_preemption_disabled+0x48/0x200
[  235.507559] (UM) 
[  235.512572]  ? __lock_is_held+0xb5/0x140
[  235.515304] 0*8kB 3*16kB 
[  235.520763]  __alloc_pages_nodemask+0xa80/0xde0
[  235.522801] (M) 
[  235.526854]  ? graph_lock+0x170/0x170
[  235.529589] 2*32kB 
[  235.534250]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.536195] (UM) 3*64kB 
[  235.544561]  ? graph_lock+0x170/0x170
[  235.546871] (UM) 
[  235.551893]  ? find_held_lock+0x36/0x1c0
[  235.554527] 3*128kB (M) 
[  235.558350]  ? ____cache_alloc_node+0x1c7/0x1e0
[  235.560379] 2*256kB (M) 
[  235.564442]  ? lock_downgrade+0x900/0x900
[  235.567087] 3*512kB 
[  235.571760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.574398] (M) 
[  235.578539]  cache_grow_begin+0x91/0x8c0
[  235.580839] 4*1024kB 
[  235.586369]  ? do_raw_spin_unlock+0xa7/0x2f0
[  235.588318] (UM) 
[  235.592374]  fallback_alloc+0x203/0x2e0
[  235.594749] 1*2048kB (M) 
[  235.599165]  ____cache_alloc_node+0x1c7/0x1e0
[  235.601195] 4*4096kB (M) 
[  235.605171]  kmem_cache_alloc_node+0xe3/0x730
[  235.607899] = 25276kB
[  235.612385]  ? ipv6_get_ifaddr+0x42e/0x620
[  235.615117] Node 0 
[  235.619607]  __alloc_skb+0x119/0x770
[  235.621978] Normal: 1020*4kB 
[  235.626215]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.628424] (UMEH) 
[  235.632628]  ? skb_scrub_packet+0x490/0x490
[  235.635705] 383*8kB (MEH) 
[  235.641005]  ? lock_downgrade+0x900/0x900
[  235.643214] 159*16kB (UMEH) 
[  235.647544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.650355] 83*32kB (UMEH) 
[  235.654504]  ? refcount_sub_and_test_checked+0x203/0x310
[  235.657488] 19*64kB (UM) 
[  235.663532]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  235.666435] 4*128kB (M) 
[  235.671886]  ? addrconf_rs_timer+0x6f0/0x6f0
[  235.674613] 0*256kB 
[  235.680064]  ndisc_alloc_skb+0x144/0x340
[  235.683568] 0*512kB 
[  235.688471]  ndisc_send_rs+0x331/0x6e0
[  235.690763] 0*1024kB 0*2048kB 
[  235.694829]  addrconf_rs_timer+0x3c0/0x6f0
[  235.697122] 0*4096kB = 14072kB
[  235.701011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.704208] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  235.708435]  call_timer_fn+0x272/0x920
[  235.711600] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  235.715817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.724629] 407 total pagecache pages
[  235.728509]  ? process_timeout+0x40/0x40
[  235.737079] 0 pages in swap cache
[  235.741299]  ? find_held_lock+0x36/0x1c0
[  235.745069] Swap cache stats: add 0, delete 0, find 0/0
[  235.745078] Free swap  = 0kB
[  235.749135]  ? __run_timers+0x7da/0xc70
[  235.752552] Total swap = 0kB
[  235.752560] 1965979 pages RAM
[  235.757125]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.762457] 0 pages HighMem/MovableOnly
[  235.762465] 342744 pages reserved
[  235.765474]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.769414] 0 pages cma reserved
[  235.769705] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  235.772436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.775518] syz-fuzzer cpuset=
[  235.784652]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  235.788601] /
[  235.792048]  ? trace_hardirqs_on+0xbd/0x310
[  235.796517]  mems_allowed=0
[  235.799877]  ? kasan_check_read+0x11/0x20
[  235.835602]  ? __run_timers+0x7da/0xc70
[  235.839578]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.845031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.849275]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.854001]  __run_timers+0x7e5/0xc70
[  235.857818]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  235.863183]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.871779]  ? graph_lock+0x170/0x170
[  235.876995]  ? enqueue_hrtimer+0x1a5/0x560
[  235.881229]  ? lock_release+0x970/0x970
[  235.885635]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  235.890832]  ? find_held_lock+0x36/0x1c0
[  235.894899]  ? graph_lock+0x170/0x170
[  235.898698]  ? pvclock_read_flags+0x160/0x160
[  235.903203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.909566]  ? check_preemption_disabled+0x48/0x200
[  235.914594]  ? __lock_is_held+0xb5/0x140
[  235.918659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.924684]  ? check_preemption_disabled+0x48/0x200
[  235.929725]  run_timer_softirq+0x52/0xb0
[  235.933801]  ? rcu_read_lock_sched_held+0x108/0x120
[  235.938816]  __do_softirq+0x30b/0xad8
[  235.943132]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  235.948241]  ? pvclock_read_flags+0x160/0x160
[  235.953239]  ? lapic_next_event+0x5a/0x90
[  235.957387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.962927]  ? check_preemption_disabled+0x48/0x200
[  235.967940]  ? check_preemption_disabled+0x48/0x200
[  235.972960]  ? kvm_clock_read+0x18/0x30
[  235.977420]  ? kvm_sched_clock_read+0x9/0x20
[  235.981835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.987863]  ? check_preemption_disabled+0x48/0x200
[  235.992892]  irq_exit+0x17f/0x1c0
[  235.996350]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.001193]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.007073]  ? interrupt_entry+0xb5/0xf0
[  236.011642]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.017135]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.022150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.026986]  ? trace_hardirqs_off+0x300/0x300
[  236.031479]  ? trace_hardirqs_off+0x300/0x300
[  236.035974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.042341]  ? check_preemption_disabled+0x48/0x200
[  236.047351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.052914]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.057767]  apic_timer_interrupt+0xf/0x20
[  236.061991]  </IRQ>
[  236.064233] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  236.069161] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  236.088525] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  236.096231] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  236.103515] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  236.111731] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  236.119001] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  236.126264] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  236.134072]  skb_clone+0x1bb/0x500
[  236.137616]  ? finish_task_switch+0x2f5/0x900
[  236.142551]  ? skb_split+0x11e0/0x11e0
[  236.146441]  ? preempt_notifier_register+0x200/0x200
[  236.151542]  ? __switch_to_asm+0x34/0x70
[  236.155603]  ? __switch_to_asm+0x34/0x70
[  236.159659]  ? __switch_to_asm+0x40/0x70
[  236.163731]  ? __switch_to_asm+0x34/0x70
[  236.168246]  ? __switch_to_asm+0x40/0x70
[  236.172810]  ? __switch_to_asm+0x34/0x70
[  236.176871]  ? __switch_to_asm+0x40/0x70
[  236.180929]  ? __switch_to_asm+0x34/0x70
[  236.184987]  ? __switch_to_asm+0x34/0x70
[  236.189042]  ? __switch_to_asm+0x40/0x70
[  236.193098]  ? __switch_to_asm+0x34/0x70
[  236.203542]  bpf_clone_redirect+0xb9/0x490
[  236.208248]  ? __schedule+0x874/0x1ed0
[  236.212305]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  236.217323]  ? __sched_text_start+0x8/0x8
[  236.221501]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.226271]  ? find_held_lock+0x36/0x1c0
[  236.230339]  ? lock_acquire+0x1ed/0x520
[  236.234809]  ? bpf_test_run+0x32e/0x5a0
[  236.238786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.244814]  ? check_preemption_disabled+0x48/0x200
[  236.249840]  ? kasan_check_read+0x11/0x20
[  236.253990]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.259266]  ? rcu_bh_qs+0xc0/0xc0
[  236.263305]  ? preempt_schedule+0x4d/0x60
[  236.267455]  ? ___preempt_schedule+0x16/0x18
[  236.271869]  ? bpf_test_run+0x1c0/0x5a0
[  236.276353]  ? netlink_diag_dump+0x2a0/0x2a0
[  236.280763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.286296]  ? bpf_test_init.isra.9+0x70/0x100
[  236.290880]  ? bpf_prog_test_run_skb+0x634/0xb40
[  236.296121]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  236.301461]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  236.307011]  ? fput+0x130/0x1a0
[  236.310290]  ? __bpf_prog_get+0x9b/0x290
[  236.314361]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  236.319198]  ? bpf_prog_test_run+0x130/0x1a0
[  236.324088]  ? __x64_sys_bpf+0x3d8/0x510
[  236.328149]  ? bpf_prog_get+0x20/0x20
[  236.331985]  ? do_syscall_64+0x1b9/0x820
[  236.336548]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  236.341911]  ? syscall_return_slowpath+0x5e0/0x5e0
[  236.346842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.351696]  ? trace_hardirqs_off+0x300/0x300
[  236.356309]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  236.361819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.367863]  ? prepare_exit_to_usermode+0x291/0x3b0
[  236.372886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.377749]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  236.383134] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  236.383221] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  236.390065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  236.390071] Call Trace:
[  236.390077]  <IRQ>
[  236.390093]  dump_stack+0x1c4/0x2b4
[  236.390115]  ? dump_stack_print_info.cold.2+0x52/0x52
[  236.397164] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  236.406437]  warn_alloc.cold.118+0xb7/0x1bd
[  236.408988] syz-executor3 cpuset=
[  236.411128]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  236.414734] syz3
[  236.419919]  ? lock_downgrade+0x900/0x900
[  236.430895]  mems_allowed=0
[  236.435248]  ? trace_hardirqs_off+0xb8/0x300
[  236.457393]  ? trace_hardirqs_off+0xb8/0x300
[  236.461814]  __alloc_pages_slowpath+0x2667/0x2d80
[  236.466686]  ? warn_alloc+0x120/0x120
[  236.470500]  ? warn_alloc+0x120/0x120
[  236.474301]  ? print_usage_bug+0xc0/0xc0
[  236.478367]  ? warn_alloc+0x120/0x120
[  236.482169]  ? print_usage_bug+0xc0/0xc0
[  236.486237]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.491429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.496956]  ? should_fail+0x22d/0xd01
[  236.500851]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.505954]  ? __lock_acquire+0x7ec/0x4ec0
[  236.510194]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.515296]  ? __lock_acquire+0x7ec/0x4ec0
[  236.519559]  ? should_fail+0x22d/0xd01
[  236.523472]  ? mark_held_locks+0x130/0x130
[  236.527701]  ? mark_held_locks+0x130/0x130
[  236.531943]  ? graph_lock+0x170/0x170
[  236.535750]  ? graph_lock+0x170/0x170
[  236.539562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.545108]  ? check_preemption_disabled+0x48/0x200
[  236.550129]  ? check_preemption_disabled+0x48/0x200
[  236.555159]  ? __lock_is_held+0xb5/0x140
[  236.559236]  __alloc_pages_nodemask+0xa80/0xde0
[  236.563909]  ? graph_lock+0x170/0x170
[  236.567736]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  236.572754]  ? graph_lock+0x170/0x170
[  236.576570]  ? find_held_lock+0x36/0x1c0
[  236.580644]  ? ____cache_alloc_node+0x1c7/0x1e0
[  236.585320]  ? lock_downgrade+0x900/0x900
[  236.589481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.595029]  cache_grow_begin+0x91/0x8c0
[  236.599104]  ? do_raw_spin_unlock+0xa7/0x2f0
[  236.603525]  fallback_alloc+0x203/0x2e0
[  236.607509]  ____cache_alloc_node+0x1c7/0x1e0
[  236.612023]  __kmalloc+0x208/0x760
[  236.615569]  ? __neigh_create+0x30b/0x2130
[  236.619831]  __neigh_create+0x30b/0x2130
[  236.623895]  ? trace_hardirqs_on+0xbd/0x310
[  236.628232]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  236.633778]  ? ip6t_do_table+0xd9e/0x1d30
[  236.637937]  ? mark_held_locks+0x130/0x130
[  236.642177]  ? __local_bh_enable_ip+0x160/0x260
[  236.646854]  ? neigh_hash_alloc+0x1e0/0x1e0
[  236.651181]  ? graph_lock+0x170/0x170
[  236.654985]  ? ip6t_do_table+0xd9e/0x1d30
[  236.659137]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.664592]  ? trace_hardirqs_on+0xbd/0x310
[  236.668924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.674463]  ? ip6t_do_table+0xd6a/0x1d30
[  236.678612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.684153]  ? check_preemption_disabled+0x48/0x200
[  236.689173]  ? check_preemption_disabled+0x48/0x200
[  236.694206]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  236.699759]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.705043]  ? rcu_pm_notify+0xc0/0xc0
[  236.708932]  ? graph_lock+0x170/0x170
[  236.712744]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  236.717948]  ip6_finish_output2+0xa59/0x27a0
[  236.722370]  ? ip6_copy_metadata+0xe30/0xe30
[  236.726784]  ? ip6_mtu+0x39c/0x520
[  236.730325]  ? lock_downgrade+0x900/0x900
[  236.734493]  ? check_preemption_disabled+0x48/0x200
[  236.739516]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  236.745313]  ? kasan_check_read+0x11/0x20
[  236.749465]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.754748]  ? rcu_bh_qs+0xc0/0xc0
[  236.758301]  ? ip6_mtu+0x160/0x520
[  236.761840]  ? dst_hold+0x2f0/0x2f0
[  236.765468]  ? kasan_check_read+0x11/0x20
[  236.769616]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.774895]  ? nf_nat_ipv6_out+0x212/0x550
[  236.779139]  ip6_finish_output+0x5fe/0xbc0
[  236.783378]  ? ip6_finish_output+0x5fe/0xbc0
[  236.787791]  ip6_output+0x23e/0xa00
[  236.791423]  ? check_preemption_disabled+0x48/0x200
[  236.796445]  ? ip6_finish_output+0xbc0/0xbc0
[  236.800860]  ? ip6_fragment+0x38c0/0x38c0
[  236.805006]  ? __lock_is_held+0xb5/0x140
[  236.809083]  ndisc_send_skb+0x1005/0x1570
[  236.813245]  ? ndisc_constructor+0xc40/0xc40
[  236.817661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.823203]  ? refcount_sub_and_test_checked+0x203/0x310
[  236.828664]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  236.834130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.839677]  ndisc_send_rs+0x134/0x6e0
[  236.843562]  addrconf_rs_timer+0x3c0/0x6f0
[  236.847803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.852043]  call_timer_fn+0x272/0x920
[  236.855915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.860141]  ? process_timeout+0x40/0x40
[  236.864197]  ? find_held_lock+0x36/0x1c0
[  236.868282]  ? mark_held_locks+0xc7/0x130
[  236.872431]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.876926]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.881418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.885650]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  236.890238]  ? trace_hardirqs_on+0xbd/0x310
[  236.894560]  ? kasan_check_read+0x11/0x20
[  236.898700]  ? __run_timers+0x7da/0xc70
[  236.902682]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.908141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.912380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.916615]  __run_timers+0x7e5/0xc70
[  236.920436]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  236.925803]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.930829]  ? graph_lock+0x170/0x170
[  236.934638]  ? print_usage_bug+0xc0/0xc0
[  236.938698]  ? lock_release+0x970/0x970
[  236.942683]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.947887]  ? find_held_lock+0x36/0x1c0
[  236.951954]  ? graph_lock+0x170/0x170
[  236.955762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.961304]  ? check_preemption_disabled+0x48/0x200
[  236.966329]  ? __lock_is_held+0xb5/0x140
[  236.970395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.975937]  ? check_preemption_disabled+0x48/0x200
[  236.980964]  run_timer_softirq+0x52/0xb0
[  236.985024]  ? rcu_read_lock_sched_held+0x108/0x120
[  236.990045]  __do_softirq+0x30b/0xad8
[  236.993857]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  236.998977]  ? pvclock_read_flags+0x160/0x160
[  237.003471]  ? lapic_next_event+0x5a/0x90
[  237.007623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.013163]  ? check_preemption_disabled+0x48/0x200
[  237.018182]  ? check_preemption_disabled+0x48/0x200
[  237.023205]  ? kvm_clock_read+0x18/0x30
[  237.027182]  ? kvm_sched_clock_read+0x9/0x20
[  237.031591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.037131]  ? check_preemption_disabled+0x48/0x200
[  237.042161]  irq_exit+0x17f/0x1c0
[  237.045616]  smp_apic_timer_interrupt+0x1cb/0x760
[  237.050460]  ? smp_reschedule_interrupt+0x109/0x650
[  237.055475]  ? smp_call_function_single_interrupt+0x650/0x650
[  237.061362]  ? interrupt_entry+0xb5/0xf0
[  237.065420]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.070424]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.075440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.080509]  ? trace_hardirqs_off+0x300/0x300
[  237.085004]  ? trace_hardirqs_off+0x300/0x300
[  237.089497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.095040]  ? check_preemption_disabled+0x48/0x200
[  237.100056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.105615]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.110474]  apic_timer_interrupt+0xf/0x20
[  237.114728]  </IRQ>
[  237.116969] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  237.122166] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  237.141069] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  237.148784] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  237.156050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  237.163320] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  237.170588] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  237.177854] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  237.185162]  retint_kernel+0x1b/0x2d
[  237.188873] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  237.194151] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  237.213066] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  237.220780] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  237.228045] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  237.235312] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  237.242581] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  237.249846] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  237.257140]  ? arch_local_irq_restore+0x45/0x52
[  237.261816]  dump_stack+0x26a/0x2b4
[  237.265444]  ? dump_stack_print_info.cold.2+0x52/0x52
[  237.270639]  ? mark_held_locks+0x130/0x130
[  237.274872]  ? mark_held_locks+0x130/0x130
[  237.279112]  dump_header+0x27b/0xf72
[  237.282843]  ? pagefault_out_of_memory+0x197/0x197
[  237.287778]  ? mark_held_locks+0x130/0x130
[  237.292012]  ? __lock_acquire+0x7ec/0x4ec0
[  237.296251]  ? mem_cgroup_charge_statistics+0x780/0x780
[  237.301618]  ? print_usage_bug+0xc0/0xc0
[  237.305678]  ? print_usage_bug+0xc0/0xc0
[  237.309748]  ? graph_lock+0x170/0x170
[  237.313546]  ? graph_lock+0x170/0x170
[  237.317344]  ? print_usage_bug+0xc0/0xc0
[  237.321401]  ? print_usage_bug+0xc0/0xc0
[  237.325461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.330991]  ? find_held_lock+0x36/0x1c0
[  237.335059]  ? mark_held_locks+0xc7/0x130
[  237.339211]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.344317]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.349421]  ? lockdep_hardirqs_on+0x421/0x5c0
[  237.354008]  ? trace_hardirqs_on+0xbd/0x310
[  237.358321]  ? kasan_check_read+0x11/0x20
[  237.362464]  ? ___ratelimit+0x36f/0x655
[  237.366441]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.371894]  ? trace_hardirqs_on+0x310/0x310
[  237.376303]  ? lock_downgrade+0x900/0x900
[  237.380461]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  237.385565]  ? ___ratelimit+0xaa/0x655
[  237.389460]  ? idr_get_free+0xec0/0xec0
[  237.393437]  ? kasan_check_write+0x14/0x20
[  237.397673]  ? do_raw_spin_lock+0xc1/0x200
[  237.401918]  oom_kill_process.cold.27+0x10/0x903
[  237.406675]  ? graph_lock+0x170/0x170
[  237.410481]  ? _raw_spin_unlock+0x2c/0x50
[  237.414627]  ? oom_badness+0xe6/0xaa0
[  237.418439]  ? oom_evaluate_task+0x540/0x540
[  237.422861]  ? find_held_lock+0x36/0x1c0
[  237.426926]  ? out_of_memory+0x974/0x14c0
[  237.431075]  ? lock_downgrade+0x900/0x900
[  237.435224]  ? check_preemption_disabled+0x48/0x200
[  237.440256]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.446055]  ? kasan_check_read+0x11/0x20
[  237.450204]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.455487]  ? rcu_bh_qs+0xc0/0xc0
[  237.459030]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.464046]  ? oom_evaluate_task+0x302/0x540
[  237.468460]  out_of_memory+0xa86/0x14c0
[  237.472442]  ? oom_killer_disable+0x3a0/0x3a0
[  237.476940]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  237.481874]  ? __mutex_add_waiter+0x2a0/0x2a0
[  237.486383]  __alloc_pages_slowpath+0x2318/0x2d80
[  237.491260]  ? warn_alloc+0x120/0x120
[  237.495061]  ? __radix_tree_lookup+0x4c0/0x4c0
[  237.499659]  ? find_get_entry+0x2f2/0xc40
[  237.503826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.509369]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  237.514303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.519845]  ? should_fail+0x22d/0xd01
[  237.523742]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.528847]  ? __lock_is_held+0xb5/0x140
[  237.532937]  ? __lock_is_held+0xb5/0x140
[  237.537010]  ? find_held_lock+0x36/0x1c0
[  237.541073]  ? ___might_sleep+0x1ed/0x300
[  237.545223]  ? lock_release+0x970/0x970
[  237.549238]  ? arch_local_save_flags+0x40/0x40
[  237.553842]  ? __might_sleep+0x95/0x190
[  237.557830]  __alloc_pages_nodemask+0xa80/0xde0
[  237.562507]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  237.567531]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.573336]  ? kasan_check_read+0x11/0x20
[  237.577495]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.582776]  ? graph_lock+0x170/0x170
[  237.586582]  ? print_usage_bug+0xc0/0xc0
[  237.590646]  ? graph_lock+0x170/0x170
[  237.594447]  ? graph_lock+0x170/0x170
[  237.598252]  ? __do_page_cache_readahead+0x7ce/0x980
[  237.603362]  ? find_held_lock+0x36/0x1c0
[  237.607433]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  237.612978]  alloc_pages_current+0x10c/0x210
[  237.617384]  ? lock_downgrade+0x900/0x900
[  237.621536]  __page_cache_alloc+0x38f/0x5b0
[  237.625857]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.631657]  ? kasan_check_read+0x11/0x20
[  237.635807]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.641088]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  237.645774]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.651316]  ? check_preemption_disabled+0x48/0x200
[  237.656350]  filemap_fault+0x1594/0x25f0
[  237.660427]  ? __lock_page_or_retry+0xa00/0xa00
[  237.665097]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.670895]  ? kasan_check_read+0x11/0x20
[  237.675055]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.680328]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.685442]  ? rcu_bh_qs+0xc0/0xc0
[  237.688987]  ? trace_hardirqs_on+0xbd/0x310
[  237.693309]  ? kasan_check_read+0x11/0x20
[  237.697455]  ? __free_object+0x173/0x340
[  237.701526]  ? filemap_map_pages+0xdea/0x1980
[  237.706031]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  237.711135]  ? __free_object+0x173/0x340
[  237.715199]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  237.720477]  ? debug_object_free+0x325/0x690
[  237.724892]  ? find_get_pages_range_tag+0x1320/0x1320
[  237.730085]  ? graph_lock+0x170/0x170
[  237.733894]  ? kasan_check_read+0x11/0x20
[  237.738045]  ? debug_object_destroy+0x2b0/0x2b0
[  237.742735]  ? lock_acquire+0x1ed/0x520
[  237.746706]  ? ext4_filemap_fault+0x7a/0xad
[  237.751075]  ? lock_release+0x970/0x970
[  237.755058]  ? arch_local_save_flags+0x40/0x40
[  237.759644]  ? futex_wait_setup+0x3e0/0x3e0
[  237.763993]  ? down_read+0xb0/0x1d0
[  237.767620]  ? ext4_filemap_fault+0x7a/0xad
[  237.771947]  ? __down_interruptible+0x700/0x700
[  237.776642]  ext4_filemap_fault+0x82/0xad
[  237.780793]  __do_fault+0x100/0x6b0
[  237.784425]  ? print_bad_pte+0x6c0/0x6c0
[  237.788490]  ? do_futex+0x249/0x26d0
[  237.792212]  ? finish_task_switch+0x1f5/0x900
[  237.796727]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.801267]  ? pmd_val+0x88/0x100
[  237.804706]  ? add_mm_counter_fast+0xd0/0xd0
[  237.809118]  ? pmd_val+0x88/0x100
[  237.812570]  ? add_mm_counter_fast+0xd0/0xd0
[  237.816985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.822533]  __handle_mm_fault+0x3709/0x53e0
[  237.826961]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  237.831807]  ? graph_lock+0x170/0x170
[  237.835640]  ? print_usage_bug+0xc0/0xc0
[  237.839706]  ? __switch_to_asm+0x34/0x70
[  237.843779]  ? graph_lock+0x170/0x170
[  237.847577]  ? graph_lock+0x170/0x170
[  237.851445]  ? handle_mm_fault+0x42a/0xc70
[  237.855686]  ? lock_downgrade+0x900/0x900
[  237.859845]  ? check_preemption_disabled+0x48/0x200
[  237.864871]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.870672]  ? kasan_check_read+0x11/0x20
[  237.874831]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.880108]  ? rcu_bh_qs+0xc0/0xc0
[  237.883651]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.889102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.894644]  ? check_preemption_disabled+0x48/0x200
[  237.899673]  handle_mm_fault+0x54f/0xc70
[  237.903758]  ? __handle_mm_fault+0x53e0/0x53e0
[  237.908346]  ? find_vma+0x34/0x190
[  237.911892]  __do_page_fault+0x67d/0xed0
[  237.915965]  ? mm_fault_error+0x380/0x380
[  237.920116]  ? trace_hardirqs_off+0xb8/0x300
[  237.924543]  ? trace_hardirqs_on+0x310/0x310
[  237.928951]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  237.934319]  ? trace_hardirqs_on+0x310/0x310
[  237.938743]  do_page_fault+0xf2/0x7e0
[  237.942546]  ? vmalloc_sync_all+0x30/0x30
[  237.946699]  ? error_entry+0x70/0xd0
[  237.950425]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.955439]  ? trace_hardirqs_on_caller+0xc0/0x300
[  237.960372]  ? syscall_return_slowpath+0x5e0/0x5e0
[  237.965303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.970147]  ? trace_hardirqs_off+0x300/0x300
[  237.974641]  ? trace_hardirqs_off_caller+0x300/0x300
[  237.979797]  ? prepare_exit_to_usermode+0x291/0x3b0
[  237.984813]  ? page_fault+0x8/0x30
[  237.988353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.993198]  ? page_fault+0x8/0x30
[  237.996752]  page_fault+0x1e/0x30
[  238.000206] RIP: 0033:0x45ddf3
[  238.003416] Code: Bad RIP value.
[  238.006776] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  238.012139] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  238.019401] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  238.026671] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  238.033942] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  238.041212] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  238.048507] warn_alloc_show_mem: 1 callbacks suppressed
[  238.048520] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  238.048522] Mem-Info:
[  238.048553] active_anon:44712 inactive_anon:372 isolated_anon:0
[  238.048553]  active_file:15 inactive_file:12 isolated_file:0
[  238.048553]  unevictable:0 dirty:0 writeback:0 unstable:0
[  238.048553]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  238.048553]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  238.048553]  free:13792 free_pcp:444 free_cma:0
[  238.053894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.061082] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  238.063935] Call Trace:
[  238.096741] Node 0 
[  238.106093]  <IRQ>
[  238.133694] 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
[  238.136253]  dump_stack+0x1c4/0x2b4
[  238.138451] lowmem_reserve[]: 0
[  238.140603]  ? dump_stack_print_info.cold.2+0x52/0x52
[  238.166077]  2817 6321 6321
[  238.166088] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  238.166109] lowmem_reserve[]: 0 0 3503 3503
[  238.166123] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  238.166158] lowmem_reserve[]: 0 0 0 0
[  238.166171] 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
[  238.166233] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  238.166307] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  238.166377] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  238.166383] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  238.166386] 407 total pagecache pages
[  238.166397] 0 pages in swap cache
[  238.166402] Swap cache stats: add 0, delete 0, find 0/0
[  238.166405] Free swap  = 0kB
[  238.166407] Total swap = 0kB
[  238.166411] 1965979 pages RAM
[  238.166413] 0 pages HighMem/MovableOnly
[  238.166416] 342744 pages reserved
[  238.166419] 0 pages cma reserved
[  238.166580] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.166585] syz-fuzzer cpuset=/ mems_allowed=0
[  238.361352]  warn_alloc.cold.118+0xb7/0x1bd
[  238.365678]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  238.370525]  ? lock_downgrade+0x900/0x900
[  238.375123]  ? trace_hardirqs_off+0xb8/0x300
[  238.379535]  ? trace_hardirqs_off+0xb8/0x300
[  238.384400]  __alloc_pages_slowpath+0x2667/0x2d80
[  238.389275]  ? warn_alloc+0x120/0x120
[  238.393077]  ? trace_hardirqs_on+0x310/0x310
[  238.397484]  ? warn_alloc+0x120/0x120
[  238.401289]  ? print_usage_bug+0xc0/0xc0
[  238.405352]  ? warn_alloc+0x120/0x120
[  238.409660]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  238.414673]  ? print_usage_bug+0xc0/0xc0
[  238.419251]  ? __lock_acquire+0x7ec/0x4ec0
[  238.423482]  ? __lock_acquire+0x7ec/0x4ec0
[  238.427735]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.433278]  ? should_fail+0x22d/0xd01
[  238.437170]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.442290]  ? __lock_acquire+0x7ec/0x4ec0
[  238.447001]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.452103]  ? __lock_acquire+0x7ec/0x4ec0
[  238.456333]  ? should_fail+0x22d/0xd01
[  238.460215]  ? print_usage_bug+0xc0/0xc0
[  238.464298]  ? mark_held_locks+0x130/0x130
[  238.469037]  ? mark_held_locks+0x130/0x130
[  238.473280]  ? graph_lock+0x170/0x170
[  238.477079]  ? print_usage_bug+0xc0/0xc0
[  238.481602]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  238.486388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.492762]  ? check_preemption_disabled+0x48/0x200
[  238.502989]  ? check_preemption_disabled+0x48/0x200
[  238.508018]  ? __lock_is_held+0xb5/0x140
[  238.512558]  __alloc_pages_nodemask+0xa80/0xde0
[  238.517227]  ? graph_lock+0x170/0x170
[  238.521060]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.526087]  ? graph_lock+0x170/0x170
[  238.529897]  ? find_held_lock+0x36/0x1c0
[  238.533965]  ? ____cache_alloc_node+0x1c7/0x1e0
[  238.539083]  ? lock_downgrade+0x900/0x900
[  238.543698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.549251]  cache_grow_begin+0x91/0x8c0
[  238.553313]  ? do_raw_spin_unlock+0xa7/0x2f0
[  238.557755]  fallback_alloc+0x203/0x2e0
[  238.561752]  ____cache_alloc_node+0x1c7/0x1e0
[  238.566258]  kmem_cache_alloc_node+0xe3/0x730
[  238.571212]  ? ipv6_get_ifaddr+0x42e/0x620
[  238.575457]  __alloc_skb+0x119/0x770
[  238.579644]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.584923]  ? skb_scrub_packet+0x490/0x490
[  238.589241]  ? lock_downgrade+0x900/0x900
[  238.593395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.599424]  ? refcount_sub_and_test_checked+0x203/0x310
[  238.604878]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  238.610764]  ? addrconf_rs_timer+0x6f0/0x6f0
[  238.615186]  ndisc_alloc_skb+0x144/0x340
[  238.619258]  ndisc_send_rs+0x331/0x6e0
[  238.623152]  addrconf_rs_timer+0x3c0/0x6f0
[  238.627396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.631645]  call_timer_fn+0x272/0x920
[  238.635997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.640233]  ? process_timeout+0x40/0x40
[  238.644293]  ? find_held_lock+0x36/0x1c0
[  238.648363]  ? __run_timers+0x7da/0xc70
[  238.652337]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.656830]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.661326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.665559]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  238.670645]  ? trace_hardirqs_on+0xbd/0x310
[  238.674967]  ? kasan_check_read+0x11/0x20
[  238.679115]  ? __run_timers+0x7da/0xc70
[  238.683091]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.688546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.692786]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.697518]  __run_timers+0x7e5/0xc70
[  238.701335]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  238.707205]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.712220]  ? graph_lock+0x170/0x170
[  238.716023]  ? enqueue_hrtimer+0x1a5/0x560
[  238.720256]  ? lock_release+0x970/0x970
[  238.724230]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  238.729924]  ? find_held_lock+0x36/0x1c0
[  238.737765]  ? graph_lock+0x170/0x170
[  238.742411]  ? pvclock_read_flags+0x160/0x160
[  238.746905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.752445]  ? check_preemption_disabled+0x48/0x200
[  238.757475]  ? __lock_is_held+0xb5/0x140
[  238.761992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.768036]  ? check_preemption_disabled+0x48/0x200
[  238.773060]  run_timer_softirq+0x52/0xb0
[  238.777120]  ? rcu_read_lock_sched_held+0x108/0x120
[  238.782140]  __do_softirq+0x30b/0xad8
[  238.785953]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  238.791060]  ? pvclock_read_flags+0x160/0x160
[  238.795996]  ? lapic_next_event+0x5a/0x90
[  238.800598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.806138]  ? check_preemption_disabled+0x48/0x200
[  238.811161]  ? check_preemption_disabled+0x48/0x200
[  238.816185]  ? kvm_clock_read+0x18/0x30
[  238.820158]  ? kvm_sched_clock_read+0x9/0x20
[  238.831608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.837146]  ? check_preemption_disabled+0x48/0x200
[  238.842175]  irq_exit+0x17f/0x1c0
[  238.845630]  smp_apic_timer_interrupt+0x1cb/0x760
[  238.850475]  ? smp_call_function_single_interrupt+0x650/0x650
[  238.856356]  ? interrupt_entry+0xb5/0xf0
[  238.860420]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.865944]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.870960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.875801]  ? trace_hardirqs_off+0x300/0x300
[  238.880322]  ? trace_hardirqs_off+0x300/0x300
[  238.884814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.890354]  ? check_preemption_disabled+0x48/0x200
[  238.895865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.901408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.907992]  apic_timer_interrupt+0xf/0x20
[  238.912221]  </IRQ>
[  238.914462] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  238.919394] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  238.938789] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  238.946496] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  238.954250] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  238.962026] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  238.969293] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  238.976557] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  238.984323]  skb_clone+0x1bb/0x500
[  238.987864]  ? finish_task_switch+0x2f5/0x900
[  238.992361]  ? skb_split+0x11e0/0x11e0
[  238.996263]  ? preempt_notifier_register+0x200/0x200
[  239.001854]  ? __switch_to_asm+0x34/0x70
[  239.005911]  ? __switch_to_asm+0x34/0x70
[  239.009968]  ? __switch_to_asm+0x40/0x70
[  239.014027]  ? __switch_to_asm+0x34/0x70
[  239.018558]  ? __switch_to_asm+0x40/0x70
[  239.022617]  ? __switch_to_asm+0x34/0x70
[  239.027151]  ? __switch_to_asm+0x40/0x70
[  239.031219]  ? __switch_to_asm+0x34/0x70
[  239.035306]  ? __switch_to_asm+0x34/0x70
[  239.039364]  ? __switch_to_asm+0x40/0x70
[  239.043433]  ? __switch_to_asm+0x34/0x70
[  239.047504]  bpf_clone_redirect+0xb9/0x490
[  239.052250]  ? __schedule+0x874/0x1ed0
[  239.056146]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  239.061643]  ? __sched_text_start+0x8/0x8
[  239.070987]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.075769]  ? find_held_lock+0x36/0x1c0
[  239.080352]  ? lock_acquire+0x1ed/0x520
[  239.084329]  ? bpf_test_run+0x32e/0x5a0
[  239.089257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.094800]  ? check_preemption_disabled+0x48/0x200
[  239.099824]  ? kasan_check_read+0x11/0x20
[  239.103977]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.109254]  ? rcu_bh_qs+0xc0/0xc0
[  239.113296]  ? preempt_schedule+0x4d/0x60
[  239.117942]  ? ___preempt_schedule+0x16/0x18
[  239.122357]  ? bpf_test_run+0x1c0/0x5a0
[  239.126343]  ? netlink_diag_dump+0x2a0/0x2a0
[  239.130762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.136295]  ? bpf_test_init.isra.9+0x70/0x100
[  239.140882]  ? bpf_prog_test_run_skb+0x634/0xb40
[  239.145643]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  239.150957]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  239.160816]  ? fput+0x130/0x1a0
[  239.164096]  ? __bpf_prog_get+0x9b/0x290
[  239.168164]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  239.173003]  ? bpf_prog_test_run+0x130/0x1a0
[  239.177417]  ? __x64_sys_bpf+0x3d8/0x510
[  239.181954]  ? bpf_prog_get+0x20/0x20
[  239.186229]  ? do_syscall_64+0x1b9/0x820
[  239.190292]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  239.195657]  ? syscall_return_slowpath+0x5e0/0x5e0
[  239.200583]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.205425]  ? trace_hardirqs_off+0x300/0x300
[  239.210423]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  239.215905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.221443]  ? prepare_exit_to_usermode+0x291/0x3b0
[  239.226466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.231323]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  239.236710] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  239.236794] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  239.243652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  239.243657] Call Trace:
[  239.243664]  <IRQ>
[  239.243680]  dump_stack+0x1c4/0x2b4
[  239.243701]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.250776] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  239.260028]  warn_alloc.cold.118+0xb7/0x1bd
[  239.262577] syz-executor3 cpuset=
[  239.264735]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.268346] syz3
[  239.273531]  ? lock_downgrade+0x900/0x900
[  239.284467]  mems_allowed=0
[  239.288785]  ? trace_hardirqs_off+0xb8/0x300
[  239.310445]  ? trace_hardirqs_off+0xb8/0x300
[  239.314862]  __alloc_pages_slowpath+0x2667/0x2d80
[  239.319743]  ? ndisc_send_skb+0x1005/0x1570
[  239.324071]  ? warn_alloc+0x120/0x120
[  239.327871]  ? dump_header+0x27b/0xf72
[  239.331756]  ? out_of_memory+0xa86/0x14c0
[  239.335908]  ? warn_alloc+0x120/0x120
[  239.339725]  ? print_usage_bug+0xc0/0xc0
[  239.343799]  ? warn_alloc+0x120/0x120
[  239.347597]  ? check_preemption_disabled+0x48/0x200
[  239.352613]  ? print_usage_bug+0xc0/0xc0
[  239.356687]  ? __lock_acquire+0x7ec/0x4ec0
[  239.360933]  ? __lock_acquire+0x7ec/0x4ec0
[  239.365177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.370727]  ? should_fail+0x22d/0xd01
[  239.374622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.379736]  ? __lock_acquire+0x7ec/0x4ec0
[  239.383980]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.389084]  ? __lock_acquire+0x7ec/0x4ec0
[  239.393309]  ? should_fail+0x22d/0xd01
[  239.397198]  ? mark_held_locks+0x130/0x130
[  239.401473]  ? mark_held_locks+0x130/0x130
[  239.405712]  ? ip6_finish_output2+0x1d75/0x27a0
[  239.410392]  ? __kfree_skb+0x20/0x20
[  239.414102]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  239.418685]  ? graph_lock+0x170/0x170
[  239.422493]  ? print_usage_bug+0xc0/0xc0
[  239.426554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.432095]  ? check_preemption_disabled+0x48/0x200
[  239.437112]  ? check_preemption_disabled+0x48/0x200
[  239.442143]  ? __lock_is_held+0xb5/0x140
[  239.446216]  __alloc_pages_nodemask+0xa80/0xde0
[  239.450892]  ? graph_lock+0x170/0x170
[  239.454702]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.459729]  ? graph_lock+0x170/0x170
[  239.463547]  ? find_held_lock+0x36/0x1c0
[  239.467623]  ? ____cache_alloc_node+0x1c7/0x1e0
[  239.472297]  ? lock_downgrade+0x900/0x900
[  239.476446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.481988]  cache_grow_begin+0x91/0x8c0
[  239.486053]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.490472]  fallback_alloc+0x203/0x2e0
[  239.494454]  ____cache_alloc_node+0x1c7/0x1e0
[  239.498954]  kmem_cache_alloc_node+0xe3/0x730
[  239.503454]  ? ipv6_get_ifaddr+0x42e/0x620
[  239.507705]  __alloc_skb+0x119/0x770
[  239.511447]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.516739]  ? skb_scrub_packet+0x490/0x490
[  239.521062]  ? lock_downgrade+0x900/0x900
[  239.525219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.530765]  ? refcount_sub_and_test_checked+0x203/0x310
[  239.536223]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  239.541680]  ? addrconf_rs_timer+0x6f0/0x6f0
[  239.546105]  ndisc_alloc_skb+0x144/0x340
[  239.550175]  ndisc_send_rs+0x331/0x6e0
[  239.554068]  addrconf_rs_timer+0x3c0/0x6f0
[  239.558312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.562564]  call_timer_fn+0x272/0x920
[  239.566444]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.570676]  ? process_timeout+0x40/0x40
[  239.574739]  ? find_held_lock+0x36/0x1c0
[  239.578809]  ? mark_held_locks+0xc7/0x130
[  239.582961]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.587453]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.591948]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.596184]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  239.600773]  ? trace_hardirqs_on+0xbd/0x310
[  239.605098]  ? kasan_check_read+0x11/0x20
[  239.609254]  ? __run_timers+0x7da/0xc70
[  239.613236]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.618697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.622950]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.627191]  __run_timers+0x7e5/0xc70
[  239.631012]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  239.636386]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  239.641418]  ? graph_lock+0x170/0x170
[  239.645225]  ? print_usage_bug+0xc0/0xc0
[  239.649293]  ? lock_release+0x970/0x970
[  239.653271]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  239.658467]  ? find_held_lock+0x36/0x1c0
[  239.662535]  ? graph_lock+0x170/0x170
[  239.666342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.671883]  ? check_preemption_disabled+0x48/0x200
[  239.676911]  ? __lock_is_held+0xb5/0x140
[  239.680973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.686514]  ? check_preemption_disabled+0x48/0x200
[  239.691539]  run_timer_softirq+0x52/0xb0
[  239.695772]  ? rcu_read_lock_sched_held+0x108/0x120
[  239.700795]  __do_softirq+0x30b/0xad8
[  239.704605]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  239.709723]  ? pvclock_read_flags+0x160/0x160
[  239.714216]  ? lapic_next_event+0x5a/0x90
[  239.718388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.723936]  ? check_preemption_disabled+0x48/0x200
[  239.728954]  ? check_preemption_disabled+0x48/0x200
[  239.733977]  ? kvm_clock_read+0x18/0x30
[  239.737951]  ? kvm_sched_clock_read+0x9/0x20
[  239.742361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.747902]  ? check_preemption_disabled+0x48/0x200
[  239.752929]  irq_exit+0x17f/0x1c0
[  239.756384]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.761261]  ? smp_reschedule_interrupt+0x109/0x650
[  239.766272]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.772155]  ? interrupt_entry+0xb5/0xf0
[  239.776217]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.781244]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.786263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.791138]  ? trace_hardirqs_off+0x300/0x300
[  239.795634]  ? trace_hardirqs_off+0x300/0x300
[  239.800133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.805667]  ? check_preemption_disabled+0x48/0x200
[  239.810714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.816271]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.821127]  apic_timer_interrupt+0xf/0x20
[  239.825356]  </IRQ>
[  239.827599] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  239.832789] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  239.851731] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  239.859443] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  239.866711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  239.873986] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  239.881253] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  239.888516] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  239.895818]  retint_kernel+0x1b/0x2d
[  239.899527] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  239.904823] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  239.923724] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  239.931440] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  239.938708] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  239.945985] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  239.953258] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  239.960521] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  239.967812]  ? arch_local_irq_restore+0x45/0x52
[  239.972488]  dump_stack+0x26a/0x2b4
[  239.976121]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.981316]  ? mark_held_locks+0x130/0x130
[  239.985551]  ? mark_held_locks+0x130/0x130
[  239.989792]  dump_header+0x27b/0xf72
[  239.993517]  ? pagefault_out_of_memory+0x197/0x197
[  239.998460]  ? mark_held_locks+0x130/0x130
[  240.002699]  ? __lock_acquire+0x7ec/0x4ec0
[  240.006941]  ? mem_cgroup_charge_statistics+0x780/0x780
[  240.012305]  ? print_usage_bug+0xc0/0xc0
[  240.016368]  ? print_usage_bug+0xc0/0xc0
[  240.020466]  ? graph_lock+0x170/0x170
[  240.024264]  ? graph_lock+0x170/0x170
[  240.028067]  ? print_usage_bug+0xc0/0xc0
[  240.032125]  ? print_usage_bug+0xc0/0xc0
[  240.036192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.041745]  ? find_held_lock+0x36/0x1c0
[  240.045829]  ? mark_held_locks+0xc7/0x130
[  240.049963]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  240.055060]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  240.060163]  ? lockdep_hardirqs_on+0x421/0x5c0
[  240.064755]  ? trace_hardirqs_on+0xbd/0x310
[  240.069076]  ? kasan_check_read+0x11/0x20
[  240.073221]  ? ___ratelimit+0x36f/0x655
[  240.077234]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.082686]  ? trace_hardirqs_on+0x310/0x310
[  240.087102]  ? lock_downgrade+0x900/0x900
[  240.091264]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  240.096370]  ? ___ratelimit+0xaa/0x655
[  240.100263]  ? idr_get_free+0xec0/0xec0
[  240.104244]  ? kasan_check_write+0x14/0x20
[  240.108484]  ? do_raw_spin_lock+0xc1/0x200
[  240.112737]  oom_kill_process.cold.27+0x10/0x903
[  240.117499]  ? graph_lock+0x170/0x170
[  240.121301]  ? _raw_spin_unlock+0x2c/0x50
[  240.125448]  ? oom_badness+0xe6/0xaa0
[  240.129259]  ? oom_evaluate_task+0x540/0x540
[  240.133674]  ? find_held_lock+0x36/0x1c0
[  240.137753]  ? out_of_memory+0x974/0x14c0
[  240.141905]  ? lock_downgrade+0x900/0x900
[  240.146054]  ? check_preemption_disabled+0x48/0x200
[  240.151076]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.156872]  ? kasan_check_read+0x11/0x20
[  240.161021]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.166298]  ? rcu_bh_qs+0xc0/0xc0
[  240.169843]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.174858]  ? oom_evaluate_task+0x302/0x540
[  240.179272]  out_of_memory+0xa86/0x14c0
[  240.183263]  ? oom_killer_disable+0x3a0/0x3a0
[  240.187763]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  240.192699]  ? __mutex_add_waiter+0x2a0/0x2a0
[  240.197217]  __alloc_pages_slowpath+0x2318/0x2d80
[  240.202099]  ? warn_alloc+0x120/0x120
[  240.205903]  ? __radix_tree_lookup+0x4c0/0x4c0
[  240.211012]  ? find_get_entry+0x2f2/0xc40
[  240.215171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.220709]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  240.225641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.231172]  ? should_fail+0x22d/0xd01
[  240.235065]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.240173]  ? __lock_is_held+0xb5/0x140
[  240.244268]  ? __lock_is_held+0xb5/0x140
[  240.248338]  ? find_held_lock+0x36/0x1c0
[  240.252402]  ? ___might_sleep+0x1ed/0x300
[  240.256547]  ? lock_release+0x970/0x970
[  240.260526]  ? arch_local_save_flags+0x40/0x40
[  240.265120]  ? __might_sleep+0x95/0x190
[  240.269104]  __alloc_pages_nodemask+0xa80/0xde0
[  240.273785]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.278805]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.284605]  ? kasan_check_read+0x11/0x20
[  240.288759]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.294042]  ? graph_lock+0x170/0x170
[  240.297844]  ? print_usage_bug+0xc0/0xc0
[  240.301909]  ? graph_lock+0x170/0x170
[  240.305712]  ? graph_lock+0x170/0x170
[  240.309528]  ? __do_page_cache_readahead+0x7ce/0x980
[  240.314639]  ? find_held_lock+0x36/0x1c0
[  240.318703]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  240.324265]  alloc_pages_current+0x10c/0x210
[  240.328673]  ? lock_downgrade+0x900/0x900
[  240.332825]  __page_cache_alloc+0x38f/0x5b0
[  240.337148]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.342948]  ? kasan_check_read+0x11/0x20
[  240.347099]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.352377]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  240.357049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.362578]  ? check_preemption_disabled+0x48/0x200
[  240.367592]  filemap_fault+0x1594/0x25f0
[  240.371665]  ? __lock_page_or_retry+0xa00/0xa00
[  240.376332]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.382126]  ? kasan_check_read+0x11/0x20
[  240.386277]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.391550]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  240.396651]  ? rcu_bh_qs+0xc0/0xc0
[  240.400195]  ? trace_hardirqs_on+0xbd/0x310
[  240.404537]  ? kasan_check_read+0x11/0x20
[  240.408684]  ? __free_object+0x173/0x340
[  240.412765]  ? filemap_map_pages+0xdea/0x1980
[  240.417270]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  240.422363]  ? __free_object+0x173/0x340
[  240.426414]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  240.431689]  ? debug_object_free+0x325/0x690
[  240.436105]  ? find_get_pages_range_tag+0x1320/0x1320
[  240.441302]  ? graph_lock+0x170/0x170
[  240.445112]  ? kasan_check_read+0x11/0x20
[  240.449265]  ? debug_object_destroy+0x2b0/0x2b0
[  240.453944]  ? lock_acquire+0x1ed/0x520
[  240.457919]  ? ext4_filemap_fault+0x7a/0xad
[  240.462253]  ? lock_release+0x970/0x970
[  240.466214]  ? arch_local_save_flags+0x40/0x40
[  240.470797]  ? futex_wait_setup+0x3e0/0x3e0
[  240.475133]  ? down_read+0xb0/0x1d0
[  240.478764]  ? ext4_filemap_fault+0x7a/0xad
[  240.483086]  ? __down_interruptible+0x700/0x700
[  240.487776]  ext4_filemap_fault+0x82/0xad
[  240.491940]  __do_fault+0x100/0x6b0
[  240.495558]  ? print_bad_pte+0x6c0/0x6c0
[  240.499614]  ? do_futex+0x249/0x26d0
[  240.503325]  ? finish_task_switch+0x1f5/0x900
[  240.507820]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.512311]  ? pmd_val+0x88/0x100
[  240.515767]  ? add_mm_counter_fast+0xd0/0xd0
[  240.520176]  ? pmd_val+0x88/0x100
[  240.523631]  ? add_mm_counter_fast+0xd0/0xd0
[  240.528044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.533586]  __handle_mm_fault+0x3709/0x53e0
[  240.538006]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  240.542848]  ? graph_lock+0x170/0x170
[  240.546649]  ? print_usage_bug+0xc0/0xc0
[  240.550708]  ? __switch_to_asm+0x34/0x70
[  240.554783]  ? graph_lock+0x170/0x170
[  240.558585]  ? graph_lock+0x170/0x170
[  240.562406]  ? handle_mm_fault+0x42a/0xc70
[  240.566639]  ? lock_downgrade+0x900/0x900
[  240.570787]  ? check_preemption_disabled+0x48/0x200
[  240.575813]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.581614]  ? kasan_check_read+0x11/0x20
[  240.585762]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.591044]  ? rcu_bh_qs+0xc0/0xc0
[  240.594586]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.600040]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.605577]  ? check_preemption_disabled+0x48/0x200
[  240.610603]  handle_mm_fault+0x54f/0xc70
[  240.614666]  ? __handle_mm_fault+0x53e0/0x53e0
[  240.619283]  ? find_vma+0x34/0x190
[  240.622840]  __do_page_fault+0x67d/0xed0
[  240.626911]  ? mm_fault_error+0x380/0x380
[  240.631062]  ? trace_hardirqs_off+0xb8/0x300
[  240.635468]  ? trace_hardirqs_on+0x310/0x310
[  240.639878]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  240.645272]  ? trace_hardirqs_on+0x310/0x310
[  240.649684]  do_page_fault+0xf2/0x7e0
[  240.653493]  ? vmalloc_sync_all+0x30/0x30
[  240.657642]  ? error_entry+0x70/0xd0
[  240.661357]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.666372]  ? trace_hardirqs_on_caller+0xc0/0x300
[  240.671303]  ? syscall_return_slowpath+0x5e0/0x5e0
[  240.676240]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.681086]  ? trace_hardirqs_off+0x300/0x300
[  240.685587]  ? trace_hardirqs_off_caller+0x300/0x300
[  240.690698]  ? prepare_exit_to_usermode+0x291/0x3b0
[  240.695732]  ? page_fault+0x8/0x30
[  240.699276]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.704123]  ? page_fault+0x8/0x30
[  240.707668]  page_fault+0x1e/0x30
[  240.711118] RIP: 0033:0x45ddf3
[  240.714311] Code: Bad RIP value.
[  240.717669] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  240.723033] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  240.730308] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  240.737575] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  240.744845] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  240.752111] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  240.759408] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  240.759413] warn_alloc_show_mem: 1 callbacks suppressed
[  240.759421] Mem-Info:
[  240.766609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  240.771972] active_anon:44712 inactive_anon:372 isolated_anon:0
[  240.771972]  active_file:15 inactive_file:12 isolated_file:0
[  240.771972]  unevictable:0 dirty:0 writeback:0 unstable:0
[  240.771972]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  240.771972]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  240.771972]  free:13792 free_pcp:444 free_cma:0
[  240.774760] Call Trace:
[  240.784149] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  240.823409]  <IRQ>
[  240.825976] Node 0 
[  240.854512]  dump_stack+0x1c4/0x2b4
[  240.856658] 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
[  240.858863]  ? dump_stack_print_info.cold.2+0x52/0x52
[  240.862460] lowmem_reserve[]:
[  240.888908]  warn_alloc.cold.118+0xb7/0x1bd
[  240.894062]  0
[  240.897162]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  240.901456]  2817
[  240.903254]  ? lock_downgrade+0x900/0x900
[  240.908074]  6321 6321
[  240.910147]  ? trace_hardirqs_off+0xb8/0x300
[  240.914280] Node 0 
[  240.916776]  ? trace_hardirqs_off+0xb8/0x300
[  240.921179] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  240.923390]  __alloc_pages_slowpath+0x2667/0x2d80
[  240.927765] lowmem_reserve[]:
[  240.955271]  ? warn_alloc+0x120/0x120
[  240.960054]  0
[  240.963152]  ? trace_hardirqs_on+0x310/0x310
[  240.966918]  0 3503
[  240.968735]  ? warn_alloc+0x120/0x120
[  240.973106]  3503
[  240.975769]  ? print_usage_bug+0xc0/0xc0
[  240.979542] Node 0 
[  240.981595]  ? warn_alloc+0x120/0x120
[  240.985671] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  240.987887]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  240.991660] lowmem_reserve[]:
[  241.021143]  ? print_usage_bug+0xc0/0xc0
[  241.026160]  0
[  241.029267]  ? __lock_acquire+0x7ec/0x4ec0
[  241.033320]  0 0 0
[  241.033330] 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
[  241.033403] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  241.033489] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  241.033573] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  241.033579] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  241.033582] 407 total pagecache pages
[  241.033592] 0 pages in swap cache
[  241.033597] Swap cache stats: add 0, delete 0, find 0/0
[  241.033600] Free swap  = 0kB
[  241.033603] Total swap = 0kB
[  241.033606] 1965979 pages RAM
[  241.033608] 0 pages HighMem/MovableOnly
[  241.033629] 342744 pages reserved
[  241.033632] 0 pages cma reserved
[  241.033708] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.033860] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.039118]  ? __lock_acquire+0x7ec/0x4ec0
[  241.043327] syz-fuzzer cpuset=
[  241.045469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.058961] /
[  241.074212]  ? should_fail+0x22d/0xd01
[  241.089306]  mems_allowed=0
[  241.186362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.191493]  ? __lock_acquire+0x7ec/0x4ec0
[  241.195740]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.200853]  ? __lock_acquire+0x7ec/0x4ec0
[  241.205576]  ? should_fail+0x22d/0xd01
[  241.209457]  ? print_usage_bug+0xc0/0xc0
[  241.213527]  ? mark_held_locks+0x130/0x130
[  241.217765]  ? mark_held_locks+0x130/0x130
[  241.222006]  ? graph_lock+0x170/0x170
[  241.225808]  ? print_usage_bug+0xc0/0xc0
[  241.230371]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  241.235127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.241156]  ? check_preemption_disabled+0x48/0x200
[  241.246171]  ? check_preemption_disabled+0x48/0x200
[  241.251200]  ? __lock_is_held+0xb5/0x140
[  241.255284]  __alloc_pages_nodemask+0xa80/0xde0
[  241.260415]  ? graph_lock+0x170/0x170
[  241.264231]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.269750]  ? graph_lock+0x170/0x170
[  241.273594]  ? find_held_lock+0x36/0x1c0
[  241.277693]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.282376]  ? lock_downgrade+0x900/0x900
[  241.286552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.292565]  cache_grow_begin+0x91/0x8c0
[  241.297118]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.301550]  fallback_alloc+0x203/0x2e0
[  241.305533]  ____cache_alloc_node+0x1c7/0x1e0
[  241.310034]  kmem_cache_alloc_node+0xe3/0x730
[  241.314538]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.318780]  __alloc_skb+0x119/0x770
[  241.322504]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.327782]  ? skb_scrub_packet+0x490/0x490
[  241.332553]  ? lock_downgrade+0x900/0x900
[  241.336713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.342265]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.347731]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.353183]  ? addrconf_rs_timer+0x6f0/0x6f0
[  241.358095]  ndisc_alloc_skb+0x144/0x340
[  241.362176]  ndisc_send_rs+0x331/0x6e0
[  241.366067]  addrconf_rs_timer+0x3c0/0x6f0
[  241.370798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.375047]  call_timer_fn+0x272/0x920
[  241.378935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.383170]  ? process_timeout+0x40/0x40
[  241.387226]  ? find_held_lock+0x36/0x1c0
[  241.391822]  ? __run_timers+0x7da/0xc70
[  241.395798]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.400745]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.405241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.409475]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  241.414059]  ? trace_hardirqs_on+0xbd/0x310
[  241.418757]  ? kasan_check_read+0x11/0x20
[  241.422906]  ? __run_timers+0x7da/0xc70
[  241.427367]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.432820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.437061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.441293]  __run_timers+0x7e5/0xc70
[  241.445106]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  241.450898]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  241.455914]  ? graph_lock+0x170/0x170
[  241.460170]  ? enqueue_hrtimer+0x1a5/0x560
[  241.464399]  ? lock_release+0x970/0x970
[  241.468371]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  241.473580]  ? find_held_lock+0x36/0x1c0
[  241.477645]  ? graph_lock+0x170/0x170
[  241.481458]  ? pvclock_read_flags+0x160/0x160
[  241.486451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.492515]  ? check_preemption_disabled+0x48/0x200
[  241.497538]  ? __lock_is_held+0xb5/0x140
[  241.501597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.507137]  ? check_preemption_disabled+0x48/0x200
[  241.512176]  run_timer_softirq+0x52/0xb0
[  241.516258]  ? rcu_read_lock_sched_held+0x108/0x120
[  241.521761]  __do_softirq+0x30b/0xad8
[  241.525574]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  241.530694]  ? pvclock_read_flags+0x160/0x160
[  241.535198]  ? lapic_next_event+0x5a/0x90
[  241.539341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.545429]  ? check_preemption_disabled+0x48/0x200
[  241.550442]  ? check_preemption_disabled+0x48/0x200
[  241.555928]  ? kvm_clock_read+0x18/0x30
[  241.559907]  ? kvm_sched_clock_read+0x9/0x20
[  241.564319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.569854]  ? check_preemption_disabled+0x48/0x200
[  241.574879]  irq_exit+0x17f/0x1c0
[  241.578855]  smp_apic_timer_interrupt+0x1cb/0x760
[  241.583701]  ? smp_call_function_single_interrupt+0x650/0x650
[  241.590086]  ? interrupt_entry+0xb5/0xf0
[  241.594149]  ? trace_hardirqs_off_caller+0xbb/0x300
[  241.599160]  ? trace_hardirqs_off_caller+0xbb/0x300
[  241.604173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.609016]  ? trace_hardirqs_off+0x300/0x300
[  241.613980]  ? trace_hardirqs_off+0x300/0x300
[  241.618945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.624484]  ? check_preemption_disabled+0x48/0x200
[  241.629499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.635040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.639888]  apic_timer_interrupt+0xf/0x20
[  241.644117]  </IRQ>
[  241.646818] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  241.652243] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  241.671643] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  241.679351] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  241.687071] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  241.694379] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  241.701646] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  241.708913] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  241.716673]  skb_clone+0x1bb/0x500
[  241.720216]  ? finish_task_switch+0x2f5/0x900
[  241.724723]  ? skb_split+0x11e0/0x11e0
[  241.728621]  ? preempt_notifier_register+0x200/0x200
[  241.733735]  ? __switch_to_asm+0x34/0x70
[  241.737794]  ? __switch_to_asm+0x34/0x70
[  241.741849]  ? __switch_to_asm+0x40/0x70
[  241.746426]  ? __switch_to_asm+0x34/0x70
[  241.750484]  ? __switch_to_asm+0x40/0x70
[  241.754540]  ? __switch_to_asm+0x34/0x70
[  241.758600]  ? __switch_to_asm+0x40/0x70
[  241.762682]  ? __switch_to_asm+0x34/0x70
[  241.766762]  ? __switch_to_asm+0x34/0x70
[  241.771290]  ? __switch_to_asm+0x40/0x70
[  241.775351]  ? __switch_to_asm+0x34/0x70
[  241.779768]  bpf_clone_redirect+0xb9/0x490
[  241.784006]  ? __schedule+0x874/0x1ed0
[  241.787900]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  241.792924]  ? __sched_text_start+0x8/0x8
[  241.797074]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  241.802305]  ? find_held_lock+0x36/0x1c0
[  241.806373]  ? lock_acquire+0x1ed/0x520
[  241.810348]  ? bpf_test_run+0x32e/0x5a0
[  241.814818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.820359]  ? check_preemption_disabled+0x48/0x200
[  241.825383]  ? kasan_check_read+0x11/0x20
[  241.829536]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.834812]  ? rcu_bh_qs+0xc0/0xc0
[  241.838823]  ? preempt_schedule+0x4d/0x60
[  241.843464]  ? ___preempt_schedule+0x16/0x18
[  241.847879]  ? bpf_test_run+0x1c0/0x5a0
[  241.851864]  ? netlink_diag_dump+0x2a0/0x2a0
[  241.856272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.861808]  ? bpf_test_init.isra.9+0x70/0x100
[  241.866417]  ? bpf_prog_test_run_skb+0x634/0xb40
[  241.871636]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  241.876980]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  241.882516]  ? fput+0x130/0x1a0
[  241.885798]  ? __bpf_prog_get+0x9b/0x290
[  241.889858]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  241.894737]  ? bpf_prog_test_run+0x130/0x1a0
[  241.899153]  ? __x64_sys_bpf+0x3d8/0x510
[  241.903679]  ? bpf_prog_get+0x20/0x20
[  241.908014]  ? do_syscall_64+0x1b9/0x820
[  241.912072]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  241.917455]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.922381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.927226]  ? trace_hardirqs_off+0x300/0x300
[  241.931736]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  241.937212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.942758]  ? prepare_exit_to_usermode+0x291/0x3b0
[  241.947781]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.952632]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  241.958015] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  241.958084] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.964941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.964949] Call Trace:
[  241.971983] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.981237]  <IRQ>
[  241.983808] syz-executor3 cpuset=
[  241.994294]  dump_stack+0x1c4/0x2b4
[  241.996417] syz3
[  241.999862]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.003904]  mems_allowed=0
[  242.005883]  warn_alloc.cold.118+0xb7/0x1bd
[  242.018377]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  242.023259]  ? lock_downgrade+0x900/0x900
[  242.027409]  ? trace_hardirqs_off+0xb8/0x300
[  242.031824]  ? trace_hardirqs_off+0xb8/0x300
[  242.036247]  __alloc_pages_slowpath+0x2667/0x2d80
[  242.041121]  ? warn_alloc+0x120/0x120
[  242.044925]  ? warn_alloc+0x120/0x120
[  242.048737]  ? print_usage_bug+0xc0/0xc0
[  242.052802]  ? warn_alloc+0x120/0x120
[  242.056601]  ? print_usage_bug+0xc0/0xc0
[  242.060671]  ? graph_lock+0x170/0x170
[  242.064472]  ? kvm_sched_clock_read+0x9/0x20
[  242.068884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.074420]  ? should_fail+0x22d/0xd01
[  242.078328]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.083426]  ? __lock_acquire+0x7ec/0x4ec0
[  242.087679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.092779]  ? __lock_acquire+0x7ec/0x4ec0
[  242.097014]  ? should_fail+0x22d/0xd01
[  242.100910]  ? mark_held_locks+0x130/0x130
[  242.105150]  ? mark_held_locks+0x130/0x130
[  242.109389]  ? select_task_rq_fair+0x754/0x34f0
[  242.114062]  ? lock_downgrade+0x900/0x900
[  242.118208]  ? check_preemption_disabled+0x48/0x200
[  242.123275]  ? graph_lock+0x170/0x170
[  242.127082]  ? print_usage_bug+0xc0/0xc0
[  242.131144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.136697]  ? check_preemption_disabled+0x48/0x200
[  242.141728]  ? check_preemption_disabled+0x48/0x200
[  242.146766]  ? __lock_is_held+0xb5/0x140
[  242.150834]  __alloc_pages_nodemask+0xa80/0xde0
[  242.155501]  ? graph_lock+0x170/0x170
[  242.159335]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  242.164349]  ? graph_lock+0x170/0x170
[  242.168163]  ? find_held_lock+0x36/0x1c0
[  242.172238]  ? ____cache_alloc_node+0x1c7/0x1e0
[  242.176907]  ? lock_downgrade+0x900/0x900
[  242.181060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.186615]  cache_grow_begin+0x91/0x8c0
[  242.190667]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.195073]  fallback_alloc+0x203/0x2e0
[  242.199058]  ____cache_alloc_node+0x1c7/0x1e0
[  242.203572]  kmem_cache_alloc_node+0xe3/0x730
[  242.208084]  ? ipv6_get_ifaddr+0x42e/0x620
[  242.212887]  __alloc_skb+0x119/0x770
[  242.216603]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.221883]  ? skb_scrub_packet+0x490/0x490
[  242.226201]  ? lock_downgrade+0x900/0x900
[  242.230393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.235929]  ? refcount_sub_and_test_checked+0x203/0x310
[  242.241382]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  242.246832]  ? addrconf_rs_timer+0x6f0/0x6f0
[  242.251260]  ndisc_alloc_skb+0x144/0x340
[  242.255327]  ndisc_send_rs+0x331/0x6e0
[  242.259220]  addrconf_rs_timer+0x3c0/0x6f0
[  242.263469]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.267730]  call_timer_fn+0x272/0x920
[  242.271621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.275856]  ? process_timeout+0x40/0x40
[  242.279917]  ? find_held_lock+0x36/0x1c0
[  242.283984]  ? mark_held_locks+0xc7/0x130
[  242.288136]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.292628]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.297122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.301357]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  242.305937]  ? trace_hardirqs_on+0xbd/0x310
[  242.310264]  ? kasan_check_read+0x11/0x20
[  242.314414]  ? __run_timers+0x7da/0xc70
[  242.318405]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.323870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.328106]  __run_timers+0x7e5/0xc70
[  242.331918]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  242.337285]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.342300]  ? graph_lock+0x170/0x170
[  242.346102]  ? print_usage_bug+0xc0/0xc0
[  242.350158]  ? lock_release+0x970/0x970
[  242.354137]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  242.359335]  ? find_held_lock+0x36/0x1c0
[  242.363400]  ? graph_lock+0x170/0x170
[  242.367221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.372810]  ? check_preemption_disabled+0x48/0x200
[  242.377837]  ? __lock_is_held+0xb5/0x140
[  242.381902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.387454]  ? check_preemption_disabled+0x48/0x200
[  242.392477]  run_timer_softirq+0x52/0xb0
[  242.396539]  ? rcu_read_lock_sched_held+0x108/0x120
[  242.401556]  __do_softirq+0x30b/0xad8
[  242.405366]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  242.410489]  ? pvclock_read_flags+0x160/0x160
[  242.414981]  ? lapic_next_event+0x5a/0x90
[  242.419126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.424667]  ? check_preemption_disabled+0x48/0x200
[  242.429682]  ? check_preemption_disabled+0x48/0x200
[  242.434705]  ? kvm_clock_read+0x18/0x30
[  242.438690]  ? kvm_sched_clock_read+0x9/0x20
[  242.443116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.448655]  ? check_preemption_disabled+0x48/0x200
[  242.453686]  irq_exit+0x17f/0x1c0
[  242.457147]  smp_apic_timer_interrupt+0x1cb/0x760
[  242.461989]  ? smp_reschedule_interrupt+0x109/0x650
[  242.467008]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.472891]  ? interrupt_entry+0xb5/0xf0
[  242.476952]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.481963]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.486979]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.491818]  ? trace_hardirqs_off+0x300/0x300
[  242.496308]  ? trace_hardirqs_off+0x300/0x300
[  242.500802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.506337]  ? check_preemption_disabled+0x48/0x200
[  242.511352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.516897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.521753]  apic_timer_interrupt+0xf/0x20
[  242.525979]  </IRQ>
[  242.528218] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  242.533426] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  242.552326] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  242.560037] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  242.567300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  242.574563] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  242.581831] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  242.589098] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  242.596399]  retint_kernel+0x1b/0x2d
[  242.600113] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  242.605389] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  242.624284] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  242.631993] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  242.639341] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  242.646618] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  242.653886] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  242.661149] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  242.668444]  ? arch_local_irq_restore+0x45/0x52
[  242.673117]  dump_stack+0x26a/0x2b4
[  242.676759]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.681955]  ? mark_held_locks+0x130/0x130
[  242.686187]  ? mark_held_locks+0x130/0x130
[  242.690424]  dump_header+0x27b/0xf72
[  242.694153]  ? pagefault_out_of_memory+0x197/0x197
[  242.699091]  ? mark_held_locks+0x130/0x130
[  242.703327]  ? __lock_acquire+0x7ec/0x4ec0
[  242.707578]  ? mem_cgroup_charge_statistics+0x780/0x780
[  242.712944]  ? print_usage_bug+0xc0/0xc0
[  242.717002]  ? print_usage_bug+0xc0/0xc0
[  242.721072]  ? graph_lock+0x170/0x170
[  242.724867]  ? graph_lock+0x170/0x170
[  242.728667]  ? print_usage_bug+0xc0/0xc0
[  242.732733]  ? print_usage_bug+0xc0/0xc0
[  242.736804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.742347]  ? find_held_lock+0x36/0x1c0
[  242.746427]  ? mark_held_locks+0xc7/0x130
[  242.750573]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  242.755675]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  242.760792]  ? lockdep_hardirqs_on+0x421/0x5c0
[  242.765367]  ? trace_hardirqs_on+0xbd/0x310
[  242.769682]  ? kasan_check_read+0x11/0x20
[  242.773823]  ? ___ratelimit+0x36f/0x655
[  242.777816]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.783292]  ? trace_hardirqs_on+0x310/0x310
[  242.787707]  ? lock_downgrade+0x900/0x900
[  242.791935]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  242.797047]  ? ___ratelimit+0xaa/0x655
[  242.800936]  ? idr_get_free+0xec0/0xec0
[  242.804910]  ? kasan_check_write+0x14/0x20
[  242.809149]  ? do_raw_spin_lock+0xc1/0x200
[  242.813402]  oom_kill_process.cold.27+0x10/0x903
[  242.818158]  ? graph_lock+0x170/0x170
[  242.821954]  ? _raw_spin_unlock+0x2c/0x50
[  242.826101]  ? oom_badness+0xe6/0xaa0
[  242.829921]  ? oom_evaluate_task+0x540/0x540
[  242.834336]  ? find_held_lock+0x36/0x1c0
[  242.838409]  ? out_of_memory+0x974/0x14c0
[  242.842559]  ? lock_downgrade+0x900/0x900
[  242.846711]  ? check_preemption_disabled+0x48/0x200
[  242.851756]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.857552]  ? kasan_check_read+0x11/0x20
[  242.861701]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.866991]  ? rcu_bh_qs+0xc0/0xc0
[  242.870547]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.875559]  ? oom_evaluate_task+0x302/0x540
[  242.879972]  out_of_memory+0xa86/0x14c0
[  242.883955]  ? oom_killer_disable+0x3a0/0x3a0
[  242.888448]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  242.893410]  ? __mutex_add_waiter+0x2a0/0x2a0
[  242.897921]  __alloc_pages_slowpath+0x2318/0x2d80
[  242.902796]  ? warn_alloc+0x120/0x120
[  242.906597]  ? __radix_tree_lookup+0x4c0/0x4c0
[  242.911189]  ? find_get_entry+0x2f2/0xc40
[  242.915348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.920887]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  242.925820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.931359]  ? should_fail+0x22d/0xd01
[  242.935254]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.940350]  ? __lock_is_held+0xb5/0x140
[  242.944437]  ? __lock_is_held+0xb5/0x140
[  242.948508]  ? find_held_lock+0x36/0x1c0
[  242.952570]  ? ___might_sleep+0x1ed/0x300
[  242.956734]  ? lock_release+0x970/0x970
[  242.960726]  ? arch_local_save_flags+0x40/0x40
[  242.965342]  ? __might_sleep+0x95/0x190
[  242.969330]  __alloc_pages_nodemask+0xa80/0xde0
[  242.974006]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  242.979025]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.984823]  ? kasan_check_read+0x11/0x20
[  242.988970]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.994269]  ? graph_lock+0x170/0x170
[  242.998071]  ? print_usage_bug+0xc0/0xc0
[  243.002138]  ? graph_lock+0x170/0x170
[  243.005934]  ? graph_lock+0x170/0x170
[  243.009753]  ? __do_page_cache_readahead+0x7ce/0x980
[  243.014867]  ? find_held_lock+0x36/0x1c0
[  243.018933]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  243.024476]  alloc_pages_current+0x10c/0x210
[  243.028885]  ? lock_downgrade+0x900/0x900
[  243.033035]  __page_cache_alloc+0x38f/0x5b0
[  243.037372]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.043167]  ? kasan_check_read+0x11/0x20
[  243.047313]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.052604]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  243.057301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.062831]  ? check_preemption_disabled+0x48/0x200
[  243.067867]  filemap_fault+0x1594/0x25f0
[  243.071943]  ? __lock_page_or_retry+0xa00/0xa00
[  243.076613]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.082544]  ? kasan_check_read+0x11/0x20
[  243.086701]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.092012]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  243.097117]  ? rcu_bh_qs+0xc0/0xc0
[  243.100672]  ? trace_hardirqs_on+0xbd/0x310
[  243.104992]  ? kasan_check_read+0x11/0x20
[  243.109136]  ? __free_object+0x173/0x340
[  243.113219]  ? filemap_map_pages+0xdea/0x1980
[  243.117726]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  243.122831]  ? __free_object+0x173/0x340
[  243.126896]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  243.132171]  ? debug_object_free+0x325/0x690
[  243.136579]  ? find_get_pages_range_tag+0x1320/0x1320
[  243.141772]  ? graph_lock+0x170/0x170
[  243.145582]  ? kasan_check_read+0x11/0x20
[  243.149772]  ? debug_object_destroy+0x2b0/0x2b0
[  243.154455]  ? lock_acquire+0x1ed/0x520
[  243.158432]  ? ext4_filemap_fault+0x7a/0xad
[  243.162760]  ? lock_release+0x970/0x970
[  243.166741]  ? arch_local_save_flags+0x40/0x40
[  243.171330]  ? futex_wait_setup+0x3e0/0x3e0
[  243.175660]  ? down_read+0xb0/0x1d0
[  243.179285]  ? ext4_filemap_fault+0x7a/0xad
[  243.183607]  ? __down_interruptible+0x700/0x700
[  243.188294]  ext4_filemap_fault+0x82/0xad
[  243.192446]  __do_fault+0x100/0x6b0
[  243.196085]  ? print_bad_pte+0x6c0/0x6c0
[  243.200145]  ? do_futex+0x249/0x26d0
[  243.203872]  ? finish_task_switch+0x1f5/0x900
[  243.208367]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.212861]  ? pmd_val+0x88/0x100
[  243.216334]  ? add_mm_counter_fast+0xd0/0xd0
[  243.220752]  ? pmd_val+0x88/0x100
[  243.224203]  ? add_mm_counter_fast+0xd0/0xd0
[  243.228618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.234163]  __handle_mm_fault+0x3709/0x53e0
[  243.238580]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  243.243423]  ? graph_lock+0x170/0x170
[  243.247222]  ? print_usage_bug+0xc0/0xc0
[  243.251279]  ? __switch_to_asm+0x34/0x70
[  243.255337]  ? graph_lock+0x170/0x170
[  243.259136]  ? graph_lock+0x170/0x170
[  243.262953]  ? handle_mm_fault+0x42a/0xc70
[  243.267195]  ? lock_downgrade+0x900/0x900
[  243.271381]  ? check_preemption_disabled+0x48/0x200
[  243.276405]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.282205]  ? kasan_check_read+0x11/0x20
[  243.286358]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.291638]  ? rcu_bh_qs+0xc0/0xc0
[  243.295176]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.300629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.306166]  ? check_preemption_disabled+0x48/0x200
[  243.311190]  handle_mm_fault+0x54f/0xc70
[  243.315264]  ? __handle_mm_fault+0x53e0/0x53e0
[  243.319848]  ? find_vma+0x34/0x190
[  243.323391]  __do_page_fault+0x67d/0xed0
[  243.327461]  ? mm_fault_error+0x380/0x380
[  243.331608]  ? trace_hardirqs_off+0xb8/0x300
[  243.336012]  ? trace_hardirqs_on+0x310/0x310
[  243.340418]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  243.345784]  ? trace_hardirqs_on+0x310/0x310
[  243.350203]  do_page_fault+0xf2/0x7e0
[  243.354013]  ? vmalloc_sync_all+0x30/0x30
[  243.358159]  ? error_entry+0x70/0xd0
[  243.361874]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.366889]  ? trace_hardirqs_on_caller+0xc0/0x300
[  243.371818]  ? syscall_return_slowpath+0x5e0/0x5e0
[  243.376756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.381600]  ? trace_hardirqs_off+0x300/0x300
[  243.386091]  ? trace_hardirqs_off_caller+0x300/0x300
[  243.391200]  ? prepare_exit_to_usermode+0x291/0x3b0
[  243.396219]  ? page_fault+0x8/0x30
[  243.399784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.404629]  ? page_fault+0x8/0x30
[  243.408172]  page_fault+0x1e/0x30
[  243.411622] RIP: 0033:0x45ddf3
[  243.414819] Code: Bad RIP value.
[  243.418179] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  243.423539] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  243.430805] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  243.438069] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  243.445332] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  243.452595] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  243.459890] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  243.459896] warn_alloc_show_mem: 1 callbacks suppressed
[  243.459903] Mem-Info:
[  243.467083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  243.467091] Call Trace:
[  243.472459] active_anon:44712 inactive_anon:372 isolated_anon:0
[  243.472459]  active_file:15 inactive_file:12 isolated_file:0
[  243.472459]  unevictable:0 dirty:0 writeback:0 unstable:0
[  243.472459]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  243.472459]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  243.472459]  free:13792 free_pcp:444 free_cma:0
[  243.474834]  <IRQ>
[  243.484194] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  243.486782]  dump_stack+0x1c4/0x2b4
[  243.519562] Node 0 
[  243.521708]  ? dump_stack_print_info.cold.2+0x52/0x52
[  243.549298] 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
[  243.552902]  warn_alloc.cold.118+0xb7/0x1bd
[  243.555107] lowmem_reserve[]:
[  243.560290]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  243.585771]  0
[  243.590085]  ? lock_downgrade+0x900/0x900
[  243.593158]  2817 6321
[  243.598003]  ? trace_hardirqs_off+0xb8/0x300
[  243.599773]  6321
[  243.603920]  ? trace_hardirqs_off+0xb8/0x300
[  243.606391] Node 0 
[  243.610793]  __alloc_pages_slowpath+0x2667/0x2d80
[  243.612849] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  243.617248]  ? warn_alloc+0x120/0x120
[  243.619429] lowmem_reserve[]: 0
[  243.624271]  ? trace_hardirqs_on+0x310/0x310
[  243.651213]  0 3503
[  243.655014]  ? warn_alloc+0x120/0x120
[  243.658257]  3503
[  243.658263] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  243.658283] lowmem_reserve[]: 0 0 0 0
[  243.658310] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  243.658367] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  243.658438] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  243.658506] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  243.658513] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  243.658516] 407 total pagecache pages
[  243.658526] 0 pages in swap cache
[  243.658531] Swap cache stats: add 0, delete 0, find 0/0
[  243.658534] Free swap  = 0kB
[  243.658537] Total swap = 0kB
[  243.658540] 1965979 pages RAM
[  243.658543] 0 pages HighMem/MovableOnly
[  243.658545] 342744 pages reserved
[  243.658548] 0 pages cma reserved
[  243.658618] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.658664] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.658668] syz-fuzzer cpuset=/ mems_allowed=0
[  243.829086]  ? print_usage_bug+0xc0/0xc0
[  243.833592]  ? warn_alloc+0x120/0x120
[  243.837395]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  243.842411]  ? print_usage_bug+0xc0/0xc0
[  243.846474]  ? __lock_acquire+0x7ec/0x4ec0
[  243.851156]  ? __lock_acquire+0x7ec/0x4ec0
[  243.855417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.860957]  ? should_fail+0x22d/0xd01
[  243.865334]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.870435]  ? __lock_acquire+0x7ec/0x4ec0
[  243.874674]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.879774]  ? __lock_acquire+0x7ec/0x4ec0
[  243.884002]  ? should_fail+0x22d/0xd01
[  243.888373]  ? print_usage_bug+0xc0/0xc0
[  243.892951]  ? mark_held_locks+0x130/0x130
[  243.897187]  ? mark_held_locks+0x130/0x130
[  243.901427]  ? graph_lock+0x170/0x170
[  243.905737]  ? print_usage_bug+0xc0/0xc0
[  243.909831]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  243.914589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.920556]  ? check_preemption_disabled+0x48/0x200
[  243.926037]  ? check_preemption_disabled+0x48/0x200
[  243.931063]  ? __lock_is_held+0xb5/0x140
[  243.935135]  __alloc_pages_nodemask+0xa80/0xde0
[  243.939804]  ? graph_lock+0x170/0x170
[  243.943606]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.948615]  ? graph_lock+0x170/0x170
[  243.952913]  ? find_held_lock+0x36/0x1c0
[  243.957480]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.962151]  ? lock_downgrade+0x900/0x900
[  243.966309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.971855]  cache_grow_begin+0x91/0x8c0
[  243.975916]  ? do_raw_spin_unlock+0xa7/0x2f0
[  243.980332]  fallback_alloc+0x203/0x2e0
[  243.984820]  ____cache_alloc_node+0x1c7/0x1e0
[  243.989819]  kmem_cache_alloc_node+0xe3/0x730
[  243.994339]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.998585]  __alloc_skb+0x119/0x770
[  244.002307]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.007585]  ? skb_scrub_packet+0x490/0x490
[  244.011908]  ? lock_downgrade+0x900/0x900
[  244.016059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.022098]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.027551]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.033001]  ? addrconf_rs_timer+0x6f0/0x6f0
[  244.037420]  ndisc_alloc_skb+0x144/0x340
[  244.041484]  ndisc_send_rs+0x331/0x6e0
[  244.045378]  addrconf_rs_timer+0x3c0/0x6f0
[  244.049635]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.054357]  call_timer_fn+0x272/0x920
[  244.058244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.062511]  ? process_timeout+0x40/0x40
[  244.066569]  ? find_held_lock+0x36/0x1c0
[  244.071791]  ? __run_timers+0x7da/0xc70
[  244.077946]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.082951]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.087445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.091676]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  244.096284]  ? trace_hardirqs_on+0xbd/0x310
[  244.100604]  ? kasan_check_read+0x11/0x20
[  244.104760]  ? __run_timers+0x7da/0xc70
[  244.109242]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.114740]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.118980]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.123645]  __run_timers+0x7e5/0xc70
[  244.127459]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  244.132828]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  244.137844]  ? graph_lock+0x170/0x170
[  244.141646]  ? enqueue_hrtimer+0x1a5/0x560
[  244.146341]  ? lock_release+0x970/0x970
[  244.150316]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  244.155974]  ? find_held_lock+0x36/0x1c0
[  244.160045]  ? graph_lock+0x170/0x170
[  244.163851]  ? pvclock_read_flags+0x160/0x160
[  244.168361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.174390]  ? check_preemption_disabled+0x48/0x200
[  244.179418]  ? __lock_is_held+0xb5/0x140
[  244.183495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.189521]  ? check_preemption_disabled+0x48/0x200
[  244.194561]  run_timer_softirq+0x52/0xb0
[  244.198622]  ? rcu_read_lock_sched_held+0x108/0x120
[  244.203642]  __do_softirq+0x30b/0xad8
[  244.207455]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  244.213771]  ? pvclock_read_flags+0x160/0x160
[  244.218268]  ? lapic_next_event+0x5a/0x90
[  244.222414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.227955]  ? check_preemption_disabled+0x48/0x200
[  244.232971]  ? check_preemption_disabled+0x48/0x200
[  244.238482]  ? kvm_clock_read+0x18/0x30
[  244.242950]  ? kvm_sched_clock_read+0x9/0x20
[  244.247364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.252907]  ? check_preemption_disabled+0x48/0x200
[  244.257935]  irq_exit+0x17f/0x1c0
[  244.261390]  smp_apic_timer_interrupt+0x1cb/0x760
[  244.266234]  ? smp_call_function_single_interrupt+0x650/0x650
[  244.272120]  ? interrupt_entry+0xb5/0xf0
[  244.276182]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.281198]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.286215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.291055]  ? trace_hardirqs_off+0x300/0x300
[  244.295545]  ? trace_hardirqs_off+0x300/0x300
[  244.300038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.306086]  ? check_preemption_disabled+0x48/0x200
[  244.311562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.322655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.327508]  apic_timer_interrupt+0xf/0x20
[  244.332207]  </IRQ>
[  244.334461] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  244.339760] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  244.358660] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  244.366753] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  244.374536] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  244.383016] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  244.390282] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  244.398969] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  244.409501]  skb_clone+0x1bb/0x500
[  244.413042]  ? finish_task_switch+0x2f5/0x900
[  244.417537]  ? skb_split+0x11e0/0x11e0
[  244.421425]  ? preempt_notifier_register+0x200/0x200
[  244.426526]  ? __switch_to_asm+0x34/0x70
[  244.430585]  ? __switch_to_asm+0x34/0x70
[  244.435089]  ? __switch_to_asm+0x40/0x70
[  244.439149]  ? __switch_to_asm+0x34/0x70
[  244.443679]  ? __switch_to_asm+0x40/0x70
[  244.447748]  ? __switch_to_asm+0x34/0x70
[  244.451816]  ? __switch_to_asm+0x40/0x70
[  244.455882]  ? __switch_to_asm+0x34/0x70
[  244.459947]  ? __switch_to_asm+0x34/0x70
[  244.464517]  ? __switch_to_asm+0x40/0x70
[  244.468574]  ? __switch_to_asm+0x34/0x70
[  244.473137]  bpf_clone_redirect+0xb9/0x490
[  244.477373]  ? __schedule+0x874/0x1ed0
[  244.481273]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  244.486290]  ? __sched_text_start+0x8/0x8
[  244.490438]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.495697]  ? find_held_lock+0x36/0x1c0
[  244.499777]  ? lock_acquire+0x1ed/0x520
[  244.504260]  ? bpf_test_run+0x32e/0x5a0
[  244.508236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.513789]  ? check_preemption_disabled+0x48/0x200
[  244.518809]  ? kasan_check_read+0x11/0x20
[  244.523468]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.528751]  ? rcu_bh_qs+0xc0/0xc0
[  244.532294]  ? preempt_schedule+0x4d/0x60
[  244.536987]  ? ___preempt_schedule+0x16/0x18
[  244.541405]  ? bpf_test_run+0x1c0/0x5a0
[  244.545402]  ? netlink_diag_dump+0x2a0/0x2a0
[  244.549817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.555349]  ? bpf_test_init.isra.9+0x70/0x100
[  244.560439]  ? bpf_prog_test_run_skb+0x634/0xb40
[  244.565204]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.570045]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  244.575579]  ? fput+0x130/0x1a0
[  244.578863]  ? __bpf_prog_get+0x9b/0x290
[  244.582929]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.588213]  ? bpf_prog_test_run+0x130/0x1a0
[  244.592624]  ? __x64_sys_bpf+0x3d8/0x510
[  244.597178]  ? bpf_prog_get+0x20/0x20
[  244.600998]  ? do_syscall_64+0x1b9/0x820
[  244.605057]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  244.610422]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.615349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.620683]  ? trace_hardirqs_off+0x300/0x300
[  244.625205]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  244.630752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.636292]  ? prepare_exit_to_usermode+0x291/0x3b0
[  244.641317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.646178]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.652083] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  244.652161] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.659015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.659020] Call Trace:
[  244.659027]  <IRQ>
[  244.659042]  dump_stack+0x1c4/0x2b4
[  244.659063]  ? dump_stack_print_info.cold.2+0x52/0x52
[  244.666082] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.675386]  warn_alloc.cold.118+0xb7/0x1bd
[  244.677938] syz-executor3 cpuset=
[  244.680077]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.683679] syz3
[  244.688859]  ? lock_downgrade+0x900/0x900
[  244.699755]  mems_allowed=0
[  244.704071]  ? trace_hardirqs_off+0xb8/0x300
[  244.725733]  ? trace_hardirqs_off+0xb8/0x300
[  244.730157]  __alloc_pages_slowpath+0x2667/0x2d80
[  244.735052]  ? warn_alloc+0x120/0x120
[  244.738860]  ? warn_alloc+0x120/0x120
[  244.742661]  ? print_usage_bug+0xc0/0xc0
[  244.746730]  ? warn_alloc+0x120/0x120
[  244.750533]  ? lock_release+0x970/0x970
[  244.754509]  ? print_usage_bug+0xc0/0xc0
[  244.758591]  ? __lock_acquire+0x7ec/0x4ec0
[  244.762834]  ? __lock_acquire+0x7ec/0x4ec0
[  244.767074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.772613]  ? should_fail+0x22d/0xd01
[  244.776548]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.781648]  ? __lock_acquire+0x7ec/0x4ec0
[  244.785888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.790985]  ? __lock_acquire+0x7ec/0x4ec0
[  244.795218]  ? should_fail+0x22d/0xd01
[  244.799120]  ? mark_held_locks+0x130/0x130
[  244.803361]  ? mark_held_locks+0x130/0x130
[  244.807596]  ? kvm_clock_read+0x18/0x30
[  244.811567]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  244.816580]  ? ktime_get+0x2e1/0x440
[  244.820295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.825848]  ? graph_lock+0x170/0x170
[  244.829658]  ? print_usage_bug+0xc0/0xc0
[  244.833726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.839268]  ? check_preemption_disabled+0x48/0x200
[  244.844285]  ? check_preemption_disabled+0x48/0x200
[  244.849314]  ? __lock_is_held+0xb5/0x140
[  244.853384]  __alloc_pages_nodemask+0xa80/0xde0
[  244.858055]  ? graph_lock+0x170/0x170
[  244.861863]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  244.866874]  ? graph_lock+0x170/0x170
[  244.870690]  ? find_held_lock+0x36/0x1c0
[  244.874767]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.879435]  ? lock_downgrade+0x900/0x900
[  244.883593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.889137]  cache_grow_begin+0x91/0x8c0
[  244.893202]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.897626]  fallback_alloc+0x203/0x2e0
[  244.901610]  ____cache_alloc_node+0x1c7/0x1e0
[  244.906112]  kmem_cache_alloc_node+0xe3/0x730
[  244.910601]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.914837]  __alloc_skb+0x119/0x770
[  244.918554]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.923835]  ? skb_scrub_packet+0x490/0x490
[  244.928156]  ? lock_downgrade+0x900/0x900
[  244.932312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.937850]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.943308]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.948760]  ? addrconf_rs_timer+0x6f0/0x6f0
[  244.953183]  ndisc_alloc_skb+0x144/0x340
[  244.957255]  ndisc_send_rs+0x331/0x6e0
[  244.961149]  addrconf_rs_timer+0x3c0/0x6f0
[  244.965405]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.969639]  call_timer_fn+0x272/0x920
[  244.973510]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.977744]  ? process_timeout+0x40/0x40
[  244.981806]  ? find_held_lock+0x36/0x1c0
[  244.985878]  ? mark_held_locks+0xc7/0x130
[  244.990029]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.994524]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.999017]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.003266]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  245.007867]  ? trace_hardirqs_on+0xbd/0x310
[  245.012187]  ? kasan_check_read+0x11/0x20
[  245.016337]  ? __run_timers+0x7da/0xc70
[  245.020311]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.025764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.030008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.034285]  __run_timers+0x7e5/0xc70
[  245.038098]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  245.043453]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.048463]  ? graph_lock+0x170/0x170
[  245.052271]  ? print_usage_bug+0xc0/0xc0
[  245.056336]  ? lock_release+0x970/0x970
[  245.060305]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  245.065501]  ? find_held_lock+0x36/0x1c0
[  245.069569]  ? graph_lock+0x170/0x170
[  245.073381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.079057]  ? check_preemption_disabled+0x48/0x200
[  245.084087]  ? __lock_is_held+0xb5/0x140
[  245.088161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.093699]  ? check_preemption_disabled+0x48/0x200
[  245.098773]  run_timer_softirq+0x52/0xb0
[  245.102832]  ? rcu_read_lock_sched_held+0x108/0x120
[  245.107854]  __do_softirq+0x30b/0xad8
[  245.111667]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  245.116787]  ? pvclock_read_flags+0x160/0x160
[  245.121280]  ? lapic_next_event+0x5a/0x90
[  245.125431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.130970]  ? check_preemption_disabled+0x48/0x200
[  245.135987]  ? check_preemption_disabled+0x48/0x200
[  245.141010]  ? kvm_clock_read+0x18/0x30
[  245.144985]  ? kvm_sched_clock_read+0x9/0x20
[  245.149407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.154951]  ? check_preemption_disabled+0x48/0x200
[  245.159979]  irq_exit+0x17f/0x1c0
[  245.163432]  smp_apic_timer_interrupt+0x1cb/0x760
[  245.168288]  ? smp_reschedule_interrupt+0x109/0x650
[  245.173304]  ? smp_call_function_single_interrupt+0x650/0x650
[  245.179190]  ? interrupt_entry+0xb5/0xf0
[  245.183259]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.188291]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.193306]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.198149]  ? trace_hardirqs_off+0x300/0x300
[  245.202644]  ? trace_hardirqs_off+0x300/0x300
[  245.207143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.212680]  ? check_preemption_disabled+0x48/0x200
[  245.217695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.223256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.228109]  apic_timer_interrupt+0xf/0x20
[  245.232337]  </IRQ>
[  245.234574] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  245.239768] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  245.258664] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  245.266372] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  245.273640] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  245.280903] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  245.288173] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  245.295454] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  245.302814]  retint_kernel+0x1b/0x2d
[  245.306527] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  245.311805] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  245.330704] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  245.338421] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  245.345688] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  245.352961] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  245.360225] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  245.367513] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  245.374805]  ? arch_local_irq_restore+0x45/0x52
[  245.379484]  dump_stack+0x26a/0x2b4
[  245.383115]  ? dump_stack_print_info.cold.2+0x52/0x52
[  245.388301]  ? mark_held_locks+0x130/0x130
[  245.392530]  ? mark_held_locks+0x130/0x130
[  245.396772]  dump_header+0x27b/0xf72
[  245.400514]  ? pagefault_out_of_memory+0x197/0x197
[  245.405488]  ? mark_held_locks+0x130/0x130
[  245.409752]  ? __lock_acquire+0x7ec/0x4ec0
[  245.414001]  ? mem_cgroup_charge_statistics+0x780/0x780
[  245.419395]  ? print_usage_bug+0xc0/0xc0
[  245.423452]  ? print_usage_bug+0xc0/0xc0
[  245.427522]  ? graph_lock+0x170/0x170
[  245.431315]  ? graph_lock+0x170/0x170
[  245.435111]  ? print_usage_bug+0xc0/0xc0
[  245.439173]  ? print_usage_bug+0xc0/0xc0
[  245.443244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.448784]  ? find_held_lock+0x36/0x1c0
[  245.452853]  ? mark_held_locks+0xc7/0x130
[  245.457003]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.462107]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.467213]  ? lockdep_hardirqs_on+0x421/0x5c0
[  245.471802]  ? trace_hardirqs_on+0xbd/0x310
[  245.476123]  ? kasan_check_read+0x11/0x20
[  245.480272]  ? ___ratelimit+0x36f/0x655
[  245.484252]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.489706]  ? trace_hardirqs_on+0x310/0x310
[  245.494123]  ? lock_downgrade+0x900/0x900
[  245.498282]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  245.503388]  ? ___ratelimit+0xaa/0x655
[  245.507282]  ? idr_get_free+0xec0/0xec0
[  245.511261]  ? kasan_check_write+0x14/0x20
[  245.515495]  ? do_raw_spin_lock+0xc1/0x200
[  245.519748]  oom_kill_process.cold.27+0x10/0x903
[  245.524509]  ? graph_lock+0x170/0x170
[  245.528313]  ? _raw_spin_unlock+0x2c/0x50
[  245.532458]  ? oom_badness+0xe6/0xaa0
[  245.536271]  ? oom_evaluate_task+0x540/0x540
[  245.540682]  ? find_held_lock+0x36/0x1c0
[  245.544760]  ? out_of_memory+0x974/0x14c0
[  245.548909]  ? lock_downgrade+0x900/0x900
[  245.553063]  ? check_preemption_disabled+0x48/0x200
[  245.558087]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.563890]  ? kasan_check_read+0x11/0x20
[  245.568042]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.573317]  ? rcu_bh_qs+0xc0/0xc0
[  245.576862]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.581876]  ? oom_evaluate_task+0x302/0x540
[  245.586293]  out_of_memory+0xa86/0x14c0
[  245.590280]  ? oom_killer_disable+0x3a0/0x3a0
[  245.594769]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  245.599703]  ? __mutex_add_waiter+0x2a0/0x2a0
[  245.604218]  __alloc_pages_slowpath+0x2318/0x2d80
[  245.609100]  ? warn_alloc+0x120/0x120
[  245.612904]  ? __radix_tree_lookup+0x4c0/0x4c0
[  245.617501]  ? find_get_entry+0x2f2/0xc40
[  245.621661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.627217]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  245.632144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.637677]  ? should_fail+0x22d/0xd01
[  245.641571]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.646690]  ? __lock_is_held+0xb5/0x140
[  245.650793]  ? __lock_is_held+0xb5/0x140
[  245.654867]  ? find_held_lock+0x36/0x1c0
[  245.658937]  ? ___might_sleep+0x1ed/0x300
[  245.663084]  ? lock_release+0x970/0x970
[  245.667060]  ? arch_local_save_flags+0x40/0x40
[  245.671652]  ? __might_sleep+0x95/0x190
[  245.675632]  __alloc_pages_nodemask+0xa80/0xde0
[  245.680312]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.685340]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.691141]  ? kasan_check_read+0x11/0x20
[  245.695287]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.700570]  ? graph_lock+0x170/0x170
[  245.704373]  ? print_usage_bug+0xc0/0xc0
[  245.708438]  ? graph_lock+0x170/0x170
[  245.712272]  ? graph_lock+0x170/0x170
[  245.716072]  ? __do_page_cache_readahead+0x7ce/0x980
[  245.721170]  ? find_held_lock+0x36/0x1c0
[  245.725257]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  245.730799]  alloc_pages_current+0x10c/0x210
[  245.735208]  ? lock_downgrade+0x900/0x900
[  245.739403]  __page_cache_alloc+0x38f/0x5b0
[  245.743734]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.749575]  ? kasan_check_read+0x11/0x20
[  245.753733]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.759017]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  245.763689]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.769240]  ? check_preemption_disabled+0x48/0x200
[  245.774269]  filemap_fault+0x1594/0x25f0
[  245.778342]  ? __lock_page_or_retry+0xa00/0xa00
[  245.783012]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.788812]  ? kasan_check_read+0x11/0x20
[  245.792959]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.798242]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.803342]  ? rcu_bh_qs+0xc0/0xc0
[  245.806890]  ? trace_hardirqs_on+0xbd/0x310
[  245.811213]  ? kasan_check_read+0x11/0x20
[  245.815367]  ? __free_object+0x173/0x340
[  245.819435]  ? filemap_map_pages+0xdea/0x1980
[  245.823940]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  245.829042]  ? __free_object+0x173/0x340
[  245.833107]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  245.838380]  ? debug_object_free+0x325/0x690
[  245.842790]  ? find_get_pages_range_tag+0x1320/0x1320
[  245.847988]  ? graph_lock+0x170/0x170
[  245.851802]  ? kasan_check_read+0x11/0x20
[  245.855954]  ? debug_object_destroy+0x2b0/0x2b0
[  245.860635]  ? lock_acquire+0x1ed/0x520
[  245.864605]  ? ext4_filemap_fault+0x7a/0xad
[  245.868932]  ? lock_release+0x970/0x970
[  245.872906]  ? arch_local_save_flags+0x40/0x40
[  245.877493]  ? futex_wait_setup+0x3e0/0x3e0
[  245.881832]  ? down_read+0xb0/0x1d0
[  245.885485]  ? ext4_filemap_fault+0x7a/0xad
[  245.889818]  ? __down_interruptible+0x700/0x700
[  245.894505]  ext4_filemap_fault+0x82/0xad
[  245.898656]  __do_fault+0x100/0x6b0
[  245.902316]  ? print_bad_pte+0x6c0/0x6c0
[  245.906380]  ? do_futex+0x249/0x26d0
[  245.910095]  ? finish_task_switch+0x1f5/0x900
[  245.914596]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.919098]  ? pmd_val+0x88/0x100
[  245.922552]  ? add_mm_counter_fast+0xd0/0xd0
[  245.926959]  ? pmd_val+0x88/0x100
[  245.930414]  ? add_mm_counter_fast+0xd0/0xd0
[  245.934827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.940363]  __handle_mm_fault+0x3709/0x53e0
[  245.945132]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  245.949974]  ? graph_lock+0x170/0x170
[  245.953778]  ? print_usage_bug+0xc0/0xc0
[  245.957829]  ? __switch_to_asm+0x34/0x70
[  245.961889]  ? graph_lock+0x170/0x170
[  245.965695]  ? graph_lock+0x170/0x170
[  245.969513]  ? handle_mm_fault+0x42a/0xc70
[  245.973746]  ? lock_downgrade+0x900/0x900
[  245.977901]  ? check_preemption_disabled+0x48/0x200
[  245.982926]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.988732]  ? kasan_check_read+0x11/0x20
[  245.992882]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.998159]  ? rcu_bh_qs+0xc0/0xc0
[  246.001691]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.007133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.012671]  ? check_preemption_disabled+0x48/0x200
[  246.017696]  handle_mm_fault+0x54f/0xc70
[  246.021768]  ? __handle_mm_fault+0x53e0/0x53e0
[  246.026350]  ? find_vma+0x34/0x190
[  246.029893]  __do_page_fault+0x67d/0xed0
[  246.033964]  ? mm_fault_error+0x380/0x380
[  246.038115]  ? trace_hardirqs_off+0xb8/0x300
[  246.042516]  ? trace_hardirqs_on+0x310/0x310
[  246.046920]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  246.052299]  ? trace_hardirqs_on+0x310/0x310
[  246.056714]  do_page_fault+0xf2/0x7e0
[  246.060525]  ? vmalloc_sync_all+0x30/0x30
[  246.064672]  ? error_entry+0x70/0xd0
[  246.068412]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.073429]  ? trace_hardirqs_on_caller+0xc0/0x300
[  246.078370]  ? syscall_return_slowpath+0x5e0/0x5e0
[  246.083296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.088139]  ? trace_hardirqs_off+0x300/0x300
[  246.092635]  ? trace_hardirqs_off_caller+0x300/0x300
[  246.097745]  ? prepare_exit_to_usermode+0x291/0x3b0
[  246.102771]  ? page_fault+0x8/0x30
[  246.106311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.111170]  ? page_fault+0x8/0x30
[  246.114724]  page_fault+0x1e/0x30
[  246.118175] RIP: 0033:0x45ddf3
[  246.121371] Code: Bad RIP value.
[  246.124744] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  246.130117] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  246.137411] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  246.144677] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  246.151941] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  246.159206] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  246.166519] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  246.166525] warn_alloc_show_mem: 1 callbacks suppressed
[  246.166532] Mem-Info:
[  246.174158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  246.174167] Call Trace:
[  246.179534] active_anon:44712 inactive_anon:372 isolated_anon:0
[  246.179534]  active_file:15 inactive_file:12 isolated_file:0
[  246.179534]  unevictable:0 dirty:0 writeback:0 unstable:0
[  246.179534]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  246.179534]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  246.179534]  free:13792 free_pcp:444 free_cma:0
[  246.181903]  <IRQ>
[  246.191271] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  246.194354]  dump_stack+0x1c4/0x2b4
[  246.227605] 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
[  246.229774]  ? dump_stack_print_info.cold.2+0x52/0x52
[  246.257325] lowmem_reserve[]: 0
[  246.261478]  warn_alloc.cold.118+0xb7/0x1bd
[  246.287537]  2817 6321 6321
[  246.287549] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  246.287570] lowmem_reserve[]: 0 0 3503 3503
[  246.287583] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  246.287603] lowmem_reserve[]: 0 0 0 0
[  246.287618] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  246.287674] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB 
[  246.293397]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  246.296646] (M) 
[  246.300961]  ? lock_downgrade+0x900/0x900
[  246.303858] 4*4096kB (M) 
[  246.331924]  ? trace_hardirqs_off+0xb8/0x300
[  246.336213] = 25276kB
[  246.366747]  ? trace_hardirqs_off+0xb8/0x300
[  246.370079] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  246.370154] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  246.370160] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  246.370163] 407 total pagecache pages
[  246.370173] 0 pages in swap cache
[  246.370178] Swap cache stats: add 0, delete 0, find 0/0
[  246.370181] Free swap  = 0kB
[  246.370184] Total swap = 0kB
[  246.370187] 1965979 pages RAM
[  246.370190] 0 pages HighMem/MovableOnly
[  246.370193] 342744 pages reserved
[  246.370196] 0 pages cma reserved
[  246.370299] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  246.370383] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  246.370387] syz-fuzzer cpuset=/ mems_allowed=0
[  246.513933]  __alloc_pages_slowpath+0x2667/0x2d80
[  246.518828]  ? warn_alloc+0x120/0x120
[  246.523140]  ? warn_alloc+0x120/0x120
[  246.526941]  ? print_usage_bug+0xc0/0xc0
[  246.531000]  ? warn_alloc+0x120/0x120
[  246.534804]  ? print_usage_bug+0xc0/0xc0
[  246.538868]  ? __lock_acquire+0x7ec/0x4ec0
[  246.543102]  ? __lock_acquire+0x7ec/0x4ec0
[  246.547844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.553819]  ? should_fail+0x22d/0xd01
[  246.557709]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.562825]  ? __lock_acquire+0x7ec/0x4ec0
[  246.567095]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.572195]  ? __lock_acquire+0x7ec/0x4ec0
[  246.576427]  ? should_fail+0x22d/0xd01
[  246.580365]  ? mark_held_locks+0x130/0x130
[  246.585090]  ? mark_held_locks+0x130/0x130
[  246.589319]  ? graph_lock+0x170/0x170
[  246.593118]  ? graph_lock+0x170/0x170
[  246.596921]  ? graph_lock+0x170/0x170
[  246.600733]  ? print_usage_bug+0xc0/0xc0
[  246.604807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.611222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.620258]  ? check_preemption_disabled+0x48/0x200
[  246.625270]  ? check_preemption_disabled+0x48/0x200
[  246.630292]  ? __lock_is_held+0xb5/0x140
[  246.634358]  __alloc_pages_nodemask+0xa80/0xde0
[  246.639594]  ? graph_lock+0x170/0x170
[  246.643398]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.648891]  ? graph_lock+0x170/0x170
[  246.652704]  ? find_held_lock+0x36/0x1c0
[  246.656792]  ? ____cache_alloc_node+0x1c7/0x1e0
[  246.661462]  ? lock_downgrade+0x900/0x900
[  246.665615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.671650]  cache_grow_begin+0x91/0x8c0
[  246.675710]  ? do_raw_spin_unlock+0xa7/0x2f0
[  246.680649]  fallback_alloc+0x203/0x2e0
[  246.684624]  ____cache_alloc_node+0x1c7/0x1e0
[  246.689124]  kmem_cache_alloc_node+0xe3/0x730
[  246.693618]  ? ipv6_get_ifaddr+0x42e/0x620
[  246.697866]  __alloc_skb+0x119/0x770
[  246.702056]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.707338]  ? skb_scrub_packet+0x490/0x490
[  246.712125]  ? lock_downgrade+0x900/0x900
[  246.716313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.721881]  ? refcount_sub_and_test_checked+0x203/0x310
[  246.727335]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  246.732798]  ? addrconf_rs_timer+0x6f0/0x6f0
[  246.737698]  ndisc_alloc_skb+0x144/0x340
[  246.742211]  ndisc_send_rs+0x331/0x6e0
[  246.746123]  addrconf_rs_timer+0x3c0/0x6f0
[  246.750365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.754629]  call_timer_fn+0x272/0x920
[  246.758514]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.762760]  ? process_timeout+0x40/0x40
[  246.766817]  ? find_held_lock+0x36/0x1c0
[  246.771404]  ? __run_timers+0x7da/0xc70
[  246.775382]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.780378]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.784873]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.789109]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  246.793692]  ? trace_hardirqs_on+0xbd/0x310
[  246.798473]  ? kasan_check_read+0x11/0x20
[  246.802622]  ? __run_timers+0x7da/0xc70
[  246.806598]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.812511]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.816765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.821002]  __run_timers+0x7e5/0xc70
[  246.824816]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  246.830179]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.835650]  ? graph_lock+0x170/0x170
[  246.839451]  ? enqueue_hrtimer+0x1a5/0x560
[  246.843684]  ? lock_release+0x970/0x970
[  246.847677]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  246.852870]  ? find_held_lock+0x36/0x1c0
[  246.856934]  ? graph_lock+0x170/0x170
[  246.860745]  ? pvclock_read_flags+0x160/0x160
[  246.865241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.871261]  ? check_preemption_disabled+0x48/0x200
[  246.876289]  ? __lock_is_held+0xb5/0x140
[  246.880347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.885896]  ? check_preemption_disabled+0x48/0x200
[  246.890919]  run_timer_softirq+0x52/0xb0
[  246.894979]  ? rcu_read_lock_sched_held+0x108/0x120
[  246.900468]  __do_softirq+0x30b/0xad8
[  246.904771]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  246.909883]  ? pvclock_read_flags+0x160/0x160
[  246.914377]  ? lapic_next_event+0x5a/0x90
[  246.918524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.924064]  ? check_preemption_disabled+0x48/0x200
[  246.929556]  ? check_preemption_disabled+0x48/0x200
[  246.934575]  ? kvm_clock_read+0x18/0x30
[  246.939031]  ? kvm_sched_clock_read+0x9/0x20
[  246.943440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.948981]  ? check_preemption_disabled+0x48/0x200
[  246.954018]  irq_exit+0x17f/0x1c0
[  246.957480]  smp_apic_timer_interrupt+0x1cb/0x760
[  246.962777]  ? smp_call_function_single_interrupt+0x650/0x650
[  246.969195]  ? interrupt_entry+0xb5/0xf0
[  246.973256]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.978358]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.983379]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.988239]  ? trace_hardirqs_off+0x300/0x300
[  246.992742]  ? trace_hardirqs_off+0x300/0x300
[  246.997739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.003740]  ? check_preemption_disabled+0x48/0x200
[  247.008763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.014305]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.019235]  apic_timer_interrupt+0xf/0x20
[  247.023457]  </IRQ>
[  247.025712] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  247.031602] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  247.050501] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  247.058209] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  247.065951] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  247.073219] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  247.080942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  247.088209] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  247.096007]  skb_clone+0x1bb/0x500
[  247.099562]  ? finish_task_switch+0x2f5/0x900
[  247.104055]  ? skb_split+0x11e0/0x11e0
[  247.107959]  ? preempt_notifier_register+0x200/0x200
[  247.113087]  ? __switch_to_asm+0x34/0x70
[  247.117145]  ? __switch_to_asm+0x34/0x70
[  247.121199]  ? __switch_to_asm+0x40/0x70
[  247.125763]  ? __switch_to_asm+0x34/0x70
[  247.129869]  ? __switch_to_asm+0x40/0x70
[  247.133924]  ? __switch_to_asm+0x34/0x70
[  247.137986]  ? __switch_to_asm+0x40/0x70
[  247.142041]  ? __switch_to_asm+0x34/0x70
[  247.146104]  ? __switch_to_asm+0x34/0x70
[  247.150625]  ? __switch_to_asm+0x40/0x70
[  247.154679]  ? __switch_to_asm+0x34/0x70
[  247.159252]  bpf_clone_redirect+0xb9/0x490
[  247.163492]  ? __schedule+0x874/0x1ed0
[  247.167388]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  247.172404]  ? __sched_text_start+0x8/0x8
[  247.176551]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.181317]  ? find_held_lock+0x36/0x1c0
[  247.185881]  ? lock_acquire+0x1ed/0x520
[  247.189851]  ? bpf_test_run+0x32e/0x5a0
[  247.193830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.199862]  ? check_preemption_disabled+0x48/0x200
[  247.204887]  ? kasan_check_read+0x11/0x20
[  247.209040]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.214319]  ? rcu_bh_qs+0xc0/0xc0
[  247.218292]  ? preempt_schedule+0x4d/0x60
[  247.222441]  ? ___preempt_schedule+0x16/0x18
[  247.227301]  ? bpf_test_run+0x1c0/0x5a0
[  247.231282]  ? netlink_diag_dump+0x2a0/0x2a0
[  247.235692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.241239]  ? bpf_test_init.isra.9+0x70/0x100
[  247.245828]  ? bpf_prog_test_run_skb+0x634/0xb40
[  247.251045]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  247.255888]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  247.261905]  ? fput+0x130/0x1a0
[  247.265182]  ? __bpf_prog_get+0x9b/0x290
[  247.273492]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  247.278329]  ? bpf_prog_test_run+0x130/0x1a0
[  247.282797]  ? __x64_sys_bpf+0x3d8/0x510
[  247.287766]  ? bpf_prog_get+0x20/0x20
[  247.291603]  ? do_syscall_64+0x1b9/0x820
[  247.295659]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  247.301040]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.305968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.310809]  ? trace_hardirqs_off+0x300/0x300
[  247.316292]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  247.321322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.326870]  ? prepare_exit_to_usermode+0x291/0x3b0
[  247.331908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.336768]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.342155] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  247.342300] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.349151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.349156] Call Trace:
[  247.349163]  <IRQ>
[  247.349178]  dump_stack+0x1c4/0x2b4
[  247.349194]  ? dump_stack_print_info.cold.2+0x52/0x52
[  247.349221]  warn_alloc.cold.118+0xb7/0x1bd
[  247.356247] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.365569]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.368139] syz-executor3 cpuset=
[  247.370279]  ? lock_downgrade+0x900/0x900
[  247.373891] syz3
[  247.379074]  ? trace_hardirqs_off+0xb8/0x300
[  247.383848]  mems_allowed=0
[  247.394327]  ? trace_hardirqs_off+0xb8/0x300
[  247.420445]  __alloc_pages_slowpath+0x2667/0x2d80
[  247.425315]  ? warn_alloc+0x120/0x120
[  247.429160]  ? graph_lock+0x170/0x170
[  247.432962]  ? warn_alloc+0x120/0x120
[  247.436763]  ? print_usage_bug+0xc0/0xc0
[  247.440822]  ? warn_alloc+0x120/0x120
[  247.444627]  ? print_usage_bug+0xc0/0xc0
[  247.448691]  ? __lock_acquire+0x7ec/0x4ec0
[  247.452947]  ? __lock_acquire+0x7ec/0x4ec0
[  247.457184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.462797]  ? should_fail+0x22d/0xd01
[  247.466686]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.471796]  ? __lock_acquire+0x7ec/0x4ec0
[  247.476033]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.481146]  ? __lock_acquire+0x7ec/0x4ec0
[  247.485379]  ? should_fail+0x22d/0xd01
[  247.489276]  ? mark_held_locks+0x130/0x130
[  247.493513]  ? mark_held_locks+0x130/0x130
[  247.497754]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.502172]  ? graph_lock+0x170/0x170
[  247.505969]  ? print_usage_bug+0xc0/0xc0
[  247.510040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.515596]  ? check_preemption_disabled+0x48/0x200
[  247.520616]  ? check_preemption_disabled+0x48/0x200
[  247.525645]  ? __lock_is_held+0xb5/0x140
[  247.529713]  __alloc_pages_nodemask+0xa80/0xde0
[  247.534389]  ? graph_lock+0x170/0x170
[  247.538197]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  247.543216]  ? graph_lock+0x170/0x170
[  247.547032]  ? find_held_lock+0x36/0x1c0
[  247.551105]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.555775]  ? lock_downgrade+0x900/0x900
[  247.559936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.565480]  cache_grow_begin+0x91/0x8c0
[  247.569542]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.573964]  fallback_alloc+0x203/0x2e0
[  247.577979]  ____cache_alloc_node+0x1c7/0x1e0
[  247.582506]  kmem_cache_alloc_node+0xe3/0x730
[  247.587014]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.591264]  __alloc_skb+0x119/0x770
[  247.594978]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.600254]  ? skb_scrub_packet+0x490/0x490
[  247.604567]  ? lock_downgrade+0x900/0x900
[  247.608711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.614268]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.619771]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.625253]  ? addrconf_rs_timer+0x6f0/0x6f0
[  247.629681]  ndisc_alloc_skb+0x144/0x340
[  247.633774]  ndisc_send_rs+0x331/0x6e0
[  247.637673]  addrconf_rs_timer+0x3c0/0x6f0
[  247.641924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.646175]  call_timer_fn+0x272/0x920
[  247.650060]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.654299]  ? process_timeout+0x40/0x40
[  247.658359]  ? find_held_lock+0x36/0x1c0
[  247.662417]  ? mark_held_locks+0xc7/0x130
[  247.666561]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.671062]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.675560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.679797]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  247.684414]  ? trace_hardirqs_on+0xbd/0x310
[  247.688744]  ? kasan_check_read+0x11/0x20
[  247.692894]  ? __run_timers+0x7da/0xc70
[  247.696868]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.702319]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.706564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.710805]  __run_timers+0x7e5/0xc70
[  247.714617]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  247.720015]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.725030]  ? graph_lock+0x170/0x170
[  247.728837]  ? print_usage_bug+0xc0/0xc0
[  247.732896]  ? lock_release+0x970/0x970
[  247.736875]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.742073]  ? find_held_lock+0x36/0x1c0
[  247.746139]  ? graph_lock+0x170/0x170
[  247.749942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.755481]  ? check_preemption_disabled+0x48/0x200
[  247.760496]  ? __lock_is_held+0xb5/0x140
[  247.764547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.770114]  ? check_preemption_disabled+0x48/0x200
[  247.775139]  run_timer_softirq+0x52/0xb0
[  247.779217]  ? rcu_read_lock_sched_held+0x108/0x120
[  247.784267]  __do_softirq+0x30b/0xad8
[  247.788078]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.793184]  ? pvclock_read_flags+0x160/0x160
[  247.797700]  ? lapic_next_event+0x5a/0x90
[  247.801858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.807402]  ? check_preemption_disabled+0x48/0x200
[  247.812419]  ? check_preemption_disabled+0x48/0x200
[  247.817440]  ? kvm_clock_read+0x18/0x30
[  247.821438]  ? kvm_sched_clock_read+0x9/0x20
[  247.825847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.831384]  ? check_preemption_disabled+0x48/0x200
[  247.836412]  irq_exit+0x17f/0x1c0
[  247.839873]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.844724]  ? smp_reschedule_interrupt+0x109/0x650
[  247.849752]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.855636]  ? interrupt_entry+0xb5/0xf0
[  247.859690]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.864712]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.869766]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.874605]  ? trace_hardirqs_off+0x300/0x300
[  247.879112]  ? trace_hardirqs_off+0x300/0x300
[  247.883607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.889145]  ? check_preemption_disabled+0x48/0x200
[  247.894157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.899704]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.904552]  apic_timer_interrupt+0xf/0x20
[  247.908769]  </IRQ>
[  247.911024] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  247.916213] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  247.935128] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  247.942841] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  247.950110] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  247.957376] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  247.964645] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  247.971912] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  247.979223]  retint_kernel+0x1b/0x2d
[  247.982940] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  247.988217] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  248.007134] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  248.014848] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  248.022115] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  248.029385] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  248.036657] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  248.043928] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  248.051223]  ? arch_local_irq_restore+0x45/0x52
[  248.055941]  dump_stack+0x26a/0x2b4
[  248.059574]  ? dump_stack_print_info.cold.2+0x52/0x52
[  248.064768]  ? mark_held_locks+0x130/0x130
[  248.068998]  ? mark_held_locks+0x130/0x130
[  248.073241]  dump_header+0x27b/0xf72
[  248.076971]  ? pagefault_out_of_memory+0x197/0x197
[  248.081907]  ? mark_held_locks+0x130/0x130
[  248.086143]  ? __lock_acquire+0x7ec/0x4ec0
[  248.090380]  ? mem_cgroup_charge_statistics+0x780/0x780
[  248.095750]  ? print_usage_bug+0xc0/0xc0
[  248.099812]  ? print_usage_bug+0xc0/0xc0
[  248.103879]  ? graph_lock+0x170/0x170
[  248.107676]  ? graph_lock+0x170/0x170
[  248.111475]  ? print_usage_bug+0xc0/0xc0
[  248.115533]  ? print_usage_bug+0xc0/0xc0
[  248.119603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.125145]  ? find_held_lock+0x36/0x1c0
[  248.129219]  ? mark_held_locks+0xc7/0x130
[  248.133374]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.138479]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.143580]  ? lockdep_hardirqs_on+0x421/0x5c0
[  248.148165]  ? trace_hardirqs_on+0xbd/0x310
[  248.152489]  ? kasan_check_read+0x11/0x20
[  248.156639]  ? ___ratelimit+0x36f/0x655
[  248.160618]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.166070]  ? trace_hardirqs_on+0x310/0x310
[  248.170479]  ? lock_downgrade+0x900/0x900
[  248.174639]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  248.179756]  ? ___ratelimit+0xaa/0x655
[  248.183650]  ? idr_get_free+0xec0/0xec0
[  248.187630]  ? kasan_check_write+0x14/0x20
[  248.191871]  ? do_raw_spin_lock+0xc1/0x200
[  248.196114]  oom_kill_process.cold.27+0x10/0x903
[  248.200875]  ? graph_lock+0x170/0x170
[  248.204679]  ? _raw_spin_unlock+0x2c/0x50
[  248.208834]  ? oom_badness+0xe6/0xaa0
[  248.213137]  ? oom_evaluate_task+0x540/0x540
[  248.217553]  ? find_held_lock+0x36/0x1c0
[  248.221625]  ? out_of_memory+0x974/0x14c0
[  248.225784]  ? lock_downgrade+0x900/0x900
[  248.229933]  ? check_preemption_disabled+0x48/0x200
[  248.234957]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.240758]  ? kasan_check_read+0x11/0x20
[  248.244915]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.250192]  ? rcu_bh_qs+0xc0/0xc0
[  248.253765]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.258785]  ? oom_evaluate_task+0x302/0x540
[  248.263203]  out_of_memory+0xa86/0x14c0
[  248.267195]  ? oom_killer_disable+0x3a0/0x3a0
[  248.271692]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  248.276637]  ? __mutex_add_waiter+0x2a0/0x2a0
[  248.281149]  __alloc_pages_slowpath+0x2318/0x2d80
[  248.286023]  ? warn_alloc+0x120/0x120
[  248.289823]  ? __radix_tree_lookup+0x4c0/0x4c0
[  248.294418]  ? find_get_entry+0x2f2/0xc40
[  248.298580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.304121]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  248.309056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.314593]  ? should_fail+0x22d/0xd01
[  248.318486]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.323589]  ? __lock_is_held+0xb5/0x140
[  248.327680]  ? __lock_is_held+0xb5/0x140
[  248.331761]  ? find_held_lock+0x36/0x1c0
[  248.335835]  ? ___might_sleep+0x1ed/0x300
[  248.339975]  ? lock_release+0x970/0x970
[  248.343941]  ? arch_local_save_flags+0x40/0x40
[  248.348545]  ? __might_sleep+0x95/0x190
[  248.352523]  __alloc_pages_nodemask+0xa80/0xde0
[  248.357211]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.362243]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.368055]  ? kasan_check_read+0x11/0x20
[  248.372203]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.377493]  ? graph_lock+0x170/0x170
[  248.381295]  ? print_usage_bug+0xc0/0xc0
[  248.385373]  ? graph_lock+0x170/0x170
[  248.389174]  ? graph_lock+0x170/0x170
[  248.392976]  ? __do_page_cache_readahead+0x7ce/0x980
[  248.398083]  ? find_held_lock+0x36/0x1c0
[  248.402150]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  248.407692]  alloc_pages_current+0x10c/0x210
[  248.412128]  ? lock_downgrade+0x900/0x900
[  248.416281]  __page_cache_alloc+0x38f/0x5b0
[  248.420604]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.426415]  ? kasan_check_read+0x11/0x20
[  248.430566]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.435850]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  248.440526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.446075]  ? check_preemption_disabled+0x48/0x200
[  248.451104]  filemap_fault+0x1594/0x25f0
[  248.455180]  ? __lock_page_or_retry+0xa00/0xa00
[  248.459853]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.465649]  ? kasan_check_read+0x11/0x20
[  248.469800]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.475076]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.480183]  ? rcu_bh_qs+0xc0/0xc0
[  248.483736]  ? trace_hardirqs_on+0xbd/0x310
[  248.488060]  ? kasan_check_read+0x11/0x20
[  248.492243]  ? __free_object+0x173/0x340
[  248.496311]  ? filemap_map_pages+0xdea/0x1980
[  248.500816]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  248.505921]  ? __free_object+0x173/0x340
[  248.509982]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  248.515261]  ? debug_object_free+0x325/0x690
[  248.519672]  ? find_get_pages_range_tag+0x1320/0x1320
[  248.524866]  ? graph_lock+0x170/0x170
[  248.528679]  ? kasan_check_read+0x11/0x20
[  248.532834]  ? debug_object_destroy+0x2b0/0x2b0
[  248.537520]  ? lock_acquire+0x1ed/0x520
[  248.541487]  ? ext4_filemap_fault+0x7a/0xad
[  248.545808]  ? lock_release+0x970/0x970
[  248.549782]  ? arch_local_save_flags+0x40/0x40
[  248.554364]  ? futex_wait_setup+0x3e0/0x3e0
[  248.558724]  ? down_read+0xb0/0x1d0
[  248.562347]  ? ext4_filemap_fault+0x7a/0xad
[  248.566662]  ? __down_interruptible+0x700/0x700
[  248.571351]  ext4_filemap_fault+0x82/0xad
[  248.575503]  __do_fault+0x100/0x6b0
[  248.579150]  ? print_bad_pte+0x6c0/0x6c0
[  248.583242]  ? do_futex+0x249/0x26d0
[  248.586959]  ? finish_task_switch+0x1f5/0x900
[  248.591460]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.595957]  ? pmd_val+0x88/0x100
[  248.599408]  ? add_mm_counter_fast+0xd0/0xd0
[  248.603817]  ? pmd_val+0x88/0x100
[  248.607269]  ? add_mm_counter_fast+0xd0/0xd0
[  248.611686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.617257]  __handle_mm_fault+0x3709/0x53e0
[  248.621682]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  248.626529]  ? graph_lock+0x170/0x170
[  248.630330]  ? print_usage_bug+0xc0/0xc0
[  248.634388]  ? __switch_to_asm+0x34/0x70
[  248.638454]  ? graph_lock+0x170/0x170
[  248.642254]  ? graph_lock+0x170/0x170
[  248.646077]  ? handle_mm_fault+0x42a/0xc70
[  248.650318]  ? lock_downgrade+0x900/0x900
[  248.654467]  ? check_preemption_disabled+0x48/0x200
[  248.659497]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.665289]  ? kasan_check_read+0x11/0x20
[  248.669437]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.674727]  ? rcu_bh_qs+0xc0/0xc0
[  248.678276]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.683739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.689280]  ? check_preemption_disabled+0x48/0x200
[  248.694311]  handle_mm_fault+0x54f/0xc70
[  248.698379]  ? __handle_mm_fault+0x53e0/0x53e0
[  248.702973]  ? find_vma+0x34/0x190
[  248.706521]  __do_page_fault+0x67d/0xed0
[  248.710589]  ? mm_fault_error+0x380/0x380
[  248.714743]  ? trace_hardirqs_off+0xb8/0x300
[  248.719163]  ? trace_hardirqs_on+0x310/0x310
[  248.723574]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  248.728940]  ? trace_hardirqs_on+0x310/0x310
[  248.733356]  do_page_fault+0xf2/0x7e0
[  248.737160]  ? vmalloc_sync_all+0x30/0x30
[  248.741308]  ? error_entry+0x70/0xd0
[  248.745020]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.750032]  ? trace_hardirqs_on_caller+0xc0/0x300
[  248.754964]  ? syscall_return_slowpath+0x5e0/0x5e0
[  248.759892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.764743]  ? trace_hardirqs_off+0x300/0x300
[  248.769245]  ? trace_hardirqs_off_caller+0x300/0x300
[  248.774358]  ? prepare_exit_to_usermode+0x291/0x3b0
[  248.779374]  ? page_fault+0x8/0x30
[  248.782920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.787770]  ? page_fault+0x8/0x30
[  248.791302]  page_fault+0x1e/0x30
[  248.794747] RIP: 0033:0x45ddf3
[  248.797942] Code: Bad RIP value.
[  248.801304] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  248.806666] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  248.813931] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  248.821197] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  248.828466] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  248.835741] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  248.843036] warn_alloc_show_mem: 1 callbacks suppressed
[  248.843049] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  248.843051] Mem-Info:
[  248.843081] active_anon:44712 inactive_anon:372 isolated_anon:0
[  248.843081]  active_file:15 inactive_file:12 isolated_file:0
[  248.843081]  unevictable:0 dirty:0 writeback:0 unstable:0
[  248.843081]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  248.843081]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  248.843081]  free:13792 free_pcp:444 free_cma:0
[  248.848899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  248.856086] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  248.858483] Call Trace:
[  248.891264] Node 0 
[  248.900612]  <IRQ>
[  248.929495] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  248.932061]  dump_stack+0x1c4/0x2b4
[  248.934323] lowmem_reserve[]:
[  248.936466]  ? dump_stack_print_info.cold.2+0x52/0x52
[  248.961944]  0
[  248.965579]  warn_alloc.cold.118+0xb7/0x1bd
[  248.968640]  2817
[  248.973854]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.975621]  6321 6321
[  248.979944]  ? lock_downgrade+0x900/0x900
[  248.981983] Node 0 
[  248.987300]  ? trace_hardirqs_off+0xb8/0x300
[  248.989811] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  248.997784]  ? trace_hardirqs_off+0xb8/0x300
[  248.999990] lowmem_reserve[]: 0
[  249.004434]  __alloc_pages_slowpath+0x2667/0x2d80
[  249.031384]  0 3503
[  249.036513]  ? warn_alloc+0x120/0x120
[  249.039746]  3503
[  249.045041]  ? warn_alloc+0x120/0x120
[  249.047261] Node 0 
[  249.051571]  ? print_usage_bug+0xc0/0xc0
[  249.053633] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  249.057402]  ? warn_alloc+0x120/0x120
[  249.059607] lowmem_reserve[]: 0
[  249.063695]  ? print_usage_bug+0xc0/0xc0
[  249.092413]  0 0
[  249.096283]  ? __lock_acquire+0x7ec/0x4ec0
[  249.099530]  0
[  249.103581]  ? __lock_acquire+0x7ec/0x4ec0
[  249.105529] Node 0 
[  249.109761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.111524] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  249.111581] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  249.111640] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  249.111698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  249.111704] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  249.111707] 407 total pagecache pages
[  249.111728] 0 pages in swap cache
[  249.111736] Swap cache stats: add 0, delete 0, find 0/0
[  249.111746] Free swap  = 0kB
[  249.115974]  ? should_fail+0x22d/0xd01
[  249.118182] Total swap = 0kB
[  249.123710]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.136603] 1965979 pages RAM
[  249.151776]  ? __lock_acquire+0x7ec/0x4ec0
[  249.166674] 0 pages HighMem/MovableOnly
[  249.166683] 342744 pages reserved
[  249.175966]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.184512] 0 pages cma reserved
[  249.188303]  ? __lock_acquire+0x7ec/0x4ec0
[  249.191799] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.197088]  ? should_fail+0x22d/0xd01
[  249.197114]  ? mark_held_locks+0x130/0x130
[  249.197131]  ? mark_held_locks+0x130/0x130
[  249.200190] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.204012]  ? graph_lock+0x170/0x170
[  249.207005] syz-fuzzer cpuset=
[  249.212546]  ? graph_lock+0x170/0x170
[  249.215627] /
[  249.219850]  ? graph_lock+0x170/0x170
[  249.223803]  mems_allowed=0
[  249.227269]  ? print_usage_bug+0xc0/0xc0
[  249.294037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.300091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.305633]  ? check_preemption_disabled+0x48/0x200
[  249.311131]  ? check_preemption_disabled+0x48/0x200
[  249.316159]  ? __lock_is_held+0xb5/0x140
[  249.320229]  __alloc_pages_nodemask+0xa80/0xde0
[  249.325390]  ? graph_lock+0x170/0x170
[  249.329200]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.334220]  ? graph_lock+0x170/0x170
[  249.338662]  ? find_held_lock+0x36/0x1c0
[  249.342745]  ? ____cache_alloc_node+0x1c7/0x1e0
[  249.347422]  ? lock_downgrade+0x900/0x900
[  249.351577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.357137]  cache_grow_begin+0x91/0x8c0
[  249.361198]  ? do_raw_spin_unlock+0xa7/0x2f0
[  249.366586]  fallback_alloc+0x203/0x2e0
[  249.370572]  ____cache_alloc_node+0x1c7/0x1e0
[  249.375075]  kmem_cache_alloc_node+0xe3/0x730
[  249.379572]  ? ipv6_get_ifaddr+0x42e/0x620
[  249.383818]  __alloc_skb+0x119/0x770
[  249.387535]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.392838]  ? skb_scrub_packet+0x490/0x490
[  249.397165]  ? lock_downgrade+0x900/0x900
[  249.401782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.407321]  ? refcount_sub_and_test_checked+0x203/0x310
[  249.412778]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  249.418232]  ? addrconf_rs_timer+0x6f0/0x6f0
[  249.422683]  ndisc_alloc_skb+0x144/0x340
[  249.426766]  ndisc_send_rs+0x331/0x6e0
[  249.431194]  addrconf_rs_timer+0x3c0/0x6f0
[  249.435780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.440029]  call_timer_fn+0x272/0x920
[  249.443919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.448156]  ? process_timeout+0x40/0x40
[  249.452228]  ? find_held_lock+0x36/0x1c0
[  249.456834]  ? __run_timers+0x7da/0xc70
[  249.460847]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.465812]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.470306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.474541]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  249.479122]  ? trace_hardirqs_on+0xbd/0x310
[  249.483445]  ? kasan_check_read+0x11/0x20
[  249.487593]  ? __run_timers+0x7da/0xc70
[  249.492034]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.497995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.502236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.506475]  __run_timers+0x7e5/0xc70
[  249.510290]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  249.515653]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.520668]  ? graph_lock+0x170/0x170
[  249.524469]  ? enqueue_hrtimer+0x1a5/0x560
[  249.528704]  ? lock_release+0x970/0x970
[  249.533173]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  249.538368]  ? find_held_lock+0x36/0x1c0
[  249.542431]  ? graph_lock+0x170/0x170
[  249.546230]  ? pvclock_read_flags+0x160/0x160
[  249.550753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.556771]  ? check_preemption_disabled+0x48/0x200
[  249.561804]  ? __lock_is_held+0xb5/0x140
[  249.565868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.571916]  ? check_preemption_disabled+0x48/0x200
[  249.576939]  run_timer_softirq+0x52/0xb0
[  249.580999]  ? rcu_read_lock_sched_held+0x108/0x120
[  249.586016]  __do_softirq+0x30b/0xad8
[  249.590317]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  249.595459]  ? pvclock_read_flags+0x160/0x160
[  249.600469]  ? lapic_next_event+0x5a/0x90
[  249.604651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.610187]  ? check_preemption_disabled+0x48/0x200
[  249.615217]  ? check_preemption_disabled+0x48/0x200
[  249.620699]  ? kvm_clock_read+0x18/0x30
[  249.624740]  ? kvm_sched_clock_read+0x9/0x20
[  249.629605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.635145]  ? check_preemption_disabled+0x48/0x200
[  249.640176]  irq_exit+0x17f/0x1c0
[  249.643631]  smp_apic_timer_interrupt+0x1cb/0x760
[  249.648920]  ? smp_call_function_single_interrupt+0x650/0x650
[  249.654820]  ? interrupt_entry+0xb5/0xf0
[  249.659386]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.664398]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.669415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.674257]  ? trace_hardirqs_off+0x300/0x300
[  249.678788]  ? trace_hardirqs_off+0x300/0x300
[  249.683781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.689320]  ? check_preemption_disabled+0x48/0x200
[  249.694772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.700316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.705187]  apic_timer_interrupt+0xf/0x20
[  249.709416]  </IRQ>
[  249.711669] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  249.717026] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  249.736390] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  249.744557] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  249.751825] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  249.759548] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  249.766815] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  249.774081] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  249.781861]  skb_clone+0x1bb/0x500
[  249.785910]  ? finish_task_switch+0x2f5/0x900
[  249.790406]  ? skb_split+0x11e0/0x11e0
[  249.794293]  ? preempt_notifier_register+0x200/0x200
[  249.799394]  ? __switch_to_asm+0x34/0x70
[  249.803454]  ? __switch_to_asm+0x34/0x70
[  249.807525]  ? __switch_to_asm+0x40/0x70
[  249.812076]  ? __switch_to_asm+0x34/0x70
[  249.816176]  ? __switch_to_asm+0x40/0x70
[  249.820263]  ? __switch_to_asm+0x34/0x70
[  249.824319]  ? __switch_to_asm+0x40/0x70
[  249.828375]  ? __switch_to_asm+0x34/0x70
[  249.832438]  ? __switch_to_asm+0x34/0x70
[  249.836512]  ? __switch_to_asm+0x40/0x70
[  249.840570]  ? __switch_to_asm+0x34/0x70
[  249.844645]  bpf_clone_redirect+0xb9/0x490
[  249.849376]  ? __schedule+0x874/0x1ed0
[  249.853789]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  249.858809]  ? __sched_text_start+0x8/0x8
[  249.862956]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.867737]  ? find_held_lock+0x36/0x1c0
[  249.872262]  ? lock_acquire+0x1ed/0x520
[  249.876249]  ? bpf_test_run+0x32e/0x5a0
[  249.880238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.886222]  ? check_preemption_disabled+0x48/0x200
[  249.891244]  ? kasan_check_read+0x11/0x20
[  249.895396]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.900676]  ? rcu_bh_qs+0xc0/0xc0
[  249.904218]  ? preempt_schedule+0x4d/0x60
[  249.908864]  ? ___preempt_schedule+0x16/0x18
[  249.913790]  ? bpf_test_run+0x1c0/0x5a0
[  249.917779]  ? netlink_diag_dump+0x2a0/0x2a0
[  249.922195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.927747]  ? bpf_test_init.isra.9+0x70/0x100
[  249.932337]  ? bpf_prog_test_run_skb+0x634/0xb40
[  249.937104]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  249.941948]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  249.947990]  ? fput+0x130/0x1a0
[  249.951273]  ? __bpf_prog_get+0x9b/0x290
[  249.955339]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  249.960180]  ? bpf_prog_test_run+0x130/0x1a0
[  249.964593]  ? __x64_sys_bpf+0x3d8/0x510
[  249.968669]  ? bpf_prog_get+0x20/0x20
[  249.972973]  ? do_syscall_64+0x1b9/0x820
[  249.977036]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  249.982914]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.987841]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.992689]  ? trace_hardirqs_off+0x300/0x300
[  249.997197]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  250.002644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.008184]  ? prepare_exit_to_usermode+0x291/0x3b0
[  250.013697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.018577]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  250.023962] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  250.024035] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.030893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.030899] Call Trace:
[  250.030905]  <IRQ>
[  250.030924]  dump_stack+0x1c4/0x2b4
[  250.030947]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.037975] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.047249]  warn_alloc.cold.118+0xb7/0x1bd
[  250.049798] syz-executor3 cpuset=
[  250.051941]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.055543] syz3
[  250.060732]  ? lock_downgrade+0x900/0x900
[  250.071685]  mems_allowed=0
[  250.076001]  ? trace_hardirqs_off+0xb8/0x300
[  250.097666]  ? trace_hardirqs_off+0xb8/0x300
[  250.102086]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.106965]  ? warn_alloc+0x120/0x120
[  250.110773]  ? warn_alloc+0x120/0x120
[  250.114590]  ? print_usage_bug+0xc0/0xc0
[  250.118652]  ? warn_alloc+0x120/0x120
[  250.122454]  ? print_usage_bug+0xc0/0xc0
[  250.126519]  ? __lock_acquire+0x7ec/0x4ec0
[  250.130754]  ? __lock_acquire+0x7ec/0x4ec0
[  250.134992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.140529]  ? should_fail+0x22d/0xd01
[  250.144420]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.149523]  ? __lock_acquire+0x7ec/0x4ec0
[  250.153764]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.158862]  ? __lock_acquire+0x7ec/0x4ec0
[  250.163097]  ? should_fail+0x22d/0xd01
[  250.166995]  ? mark_held_locks+0x130/0x130
[  250.171242]  ? mark_held_locks+0x130/0x130
[  250.175475]  ? graph_lock+0x170/0x170
[  250.179278]  ? graph_lock+0x170/0x170
[  250.183077]  ? graph_lock+0x170/0x170
[  250.186875]  ? print_usage_bug+0xc0/0xc0
[  250.190935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.196484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.202028]  ? check_preemption_disabled+0x48/0x200
[  250.207042]  ? check_preemption_disabled+0x48/0x200
[  250.212597]  ? __lock_is_held+0xb5/0x140
[  250.216667]  __alloc_pages_nodemask+0xa80/0xde0
[  250.221340]  ? graph_lock+0x170/0x170
[  250.225147]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  250.230161]  ? graph_lock+0x170/0x170
[  250.233975]  ? find_held_lock+0x36/0x1c0
[  250.238048]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.242724]  ? lock_downgrade+0x900/0x900
[  250.246880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.252424]  cache_grow_begin+0x91/0x8c0
[  250.256487]  ? do_raw_spin_unlock+0xa7/0x2f0
[  250.260905]  fallback_alloc+0x203/0x2e0
[  250.264888]  ____cache_alloc_node+0x1c7/0x1e0
[  250.269389]  kmem_cache_alloc_node+0xe3/0x730
[  250.273889]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.278133]  __alloc_skb+0x119/0x770
[  250.281850]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.287132]  ? skb_scrub_packet+0x490/0x490
[  250.291458]  ? lock_downgrade+0x900/0x900
[  250.295614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.301150]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.306617]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.312084]  ? addrconf_rs_timer+0x6f0/0x6f0
[  250.316506]  ndisc_alloc_skb+0x144/0x340
[  250.320572]  ndisc_send_rs+0x331/0x6e0
[  250.324469]  addrconf_rs_timer+0x3c0/0x6f0
[  250.328712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.332985]  call_timer_fn+0x272/0x920
[  250.336884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.341119]  ? process_timeout+0x40/0x40
[  250.345176]  ? find_held_lock+0x36/0x1c0
[  250.349265]  ? mark_held_locks+0xc7/0x130
[  250.353413]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.357918]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.362405]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.366634]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  250.371219]  ? trace_hardirqs_on+0xbd/0x310
[  250.375543]  ? kasan_check_read+0x11/0x20
[  250.379694]  ? __run_timers+0x7da/0xc70
[  250.383679]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.389159]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.393429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.397664]  __run_timers+0x7e5/0xc70
[  250.401477]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  250.406843]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.411860]  ? graph_lock+0x170/0x170
[  250.415662]  ? print_usage_bug+0xc0/0xc0
[  250.419731]  ? lock_release+0x970/0x970
[  250.423707]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  250.428915]  ? find_held_lock+0x36/0x1c0
[  250.432984]  ? graph_lock+0x170/0x170
[  250.436792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.442330]  ? check_preemption_disabled+0x48/0x200
[  250.447357]  ? __lock_is_held+0xb5/0x140
[  250.451417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.456962]  ? check_preemption_disabled+0x48/0x200
[  250.461990]  run_timer_softirq+0x52/0xb0
[  250.466050]  ? rcu_read_lock_sched_held+0x108/0x120
[  250.471066]  __do_softirq+0x30b/0xad8
[  250.474877]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  250.479990]  ? pvclock_read_flags+0x160/0x160
[  250.484488]  ? lapic_next_event+0x5a/0x90
[  250.488646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.494190]  ? check_preemption_disabled+0x48/0x200
[  250.499208]  ? check_preemption_disabled+0x48/0x200
[  250.504266]  ? kvm_clock_read+0x18/0x30
[  250.508256]  ? kvm_sched_clock_read+0x9/0x20
[  250.512664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.518216]  ? check_preemption_disabled+0x48/0x200
[  250.523262]  irq_exit+0x17f/0x1c0
[  250.526761]  smp_apic_timer_interrupt+0x1cb/0x760
[  250.531606]  ? smp_reschedule_interrupt+0x109/0x650
[  250.536625]  ? smp_call_function_single_interrupt+0x650/0x650
[  250.542506]  ? interrupt_entry+0xb5/0xf0
[  250.546584]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.551609]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.556627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.561485]  ? trace_hardirqs_off+0x300/0x300
[  250.565980]  ? trace_hardirqs_off+0x300/0x300
[  250.570486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.576024]  ? check_preemption_disabled+0x48/0x200
[  250.581042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.586609]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.591451]  apic_timer_interrupt+0xf/0x20
[  250.595671]  </IRQ>
[  250.597910] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  250.603104] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  250.622018] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  250.629773] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  250.637045] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  250.644304] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  250.651571] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  250.658839] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  250.666151]  retint_kernel+0x1b/0x2d
[  250.669863] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  250.675145] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  250.694063] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  250.701793] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  250.709062] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  250.716343] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  250.723611] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  250.730883] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  250.738177]  ? arch_local_irq_restore+0x45/0x52
[  250.742855]  dump_stack+0x26a/0x2b4
[  250.746485]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.751680]  ? mark_held_locks+0x130/0x130
[  250.755917]  ? mark_held_locks+0x130/0x130
[  250.760157]  dump_header+0x27b/0xf72
[  250.763886]  ? pagefault_out_of_memory+0x197/0x197
[  250.768821]  ? mark_held_locks+0x130/0x130
[  250.773056]  ? __lock_acquire+0x7ec/0x4ec0
[  250.777288]  ? mem_cgroup_charge_statistics+0x780/0x780
[  250.782653]  ? print_usage_bug+0xc0/0xc0
[  250.786714]  ? print_usage_bug+0xc0/0xc0
[  250.790792]  ? graph_lock+0x170/0x170
[  250.794592]  ? graph_lock+0x170/0x170
[  250.798389]  ? print_usage_bug+0xc0/0xc0
[  250.802450]  ? print_usage_bug+0xc0/0xc0
[  250.806523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.812065]  ? find_held_lock+0x36/0x1c0
[  250.816165]  ? mark_held_locks+0xc7/0x130
[  250.820343]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  250.825448]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  250.830553]  ? lockdep_hardirqs_on+0x421/0x5c0
[  250.835138]  ? trace_hardirqs_on+0xbd/0x310
[  250.839461]  ? kasan_check_read+0x11/0x20
[  250.843614]  ? ___ratelimit+0x36f/0x655
[  250.847590]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.853045]  ? trace_hardirqs_on+0x310/0x310
[  250.857454]  ? lock_downgrade+0x900/0x900
[  250.861613]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  250.866725]  ? ___ratelimit+0xaa/0x655
[  250.870609]  ? idr_get_free+0xec0/0xec0
[  250.874587]  ? kasan_check_write+0x14/0x20
[  250.878825]  ? do_raw_spin_lock+0xc1/0x200
[  250.883080]  oom_kill_process.cold.27+0x10/0x903
[  250.887831]  ? graph_lock+0x170/0x170
[  250.891634]  ? _raw_spin_unlock+0x2c/0x50
[  250.895786]  ? oom_badness+0xe6/0xaa0
[  250.899597]  ? oom_evaluate_task+0x540/0x540
[  250.904012]  ? find_held_lock+0x36/0x1c0
[  250.908082]  ? out_of_memory+0x974/0x14c0
[  250.912240]  ? lock_downgrade+0x900/0x900
[  250.916395]  ? check_preemption_disabled+0x48/0x200
[  250.921417]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  250.927213]  ? kasan_check_read+0x11/0x20
[  250.931376]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.936656]  ? rcu_bh_qs+0xc0/0xc0
[  250.940199]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.945218]  ? oom_evaluate_task+0x302/0x540
[  250.949639]  out_of_memory+0xa86/0x14c0
[  250.953622]  ? oom_killer_disable+0x3a0/0x3a0
[  250.958119]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  250.963042]  ? __mutex_add_waiter+0x2a0/0x2a0
[  250.967556]  __alloc_pages_slowpath+0x2318/0x2d80
[  250.972432]  ? warn_alloc+0x120/0x120
[  250.976239]  ? __radix_tree_lookup+0x4c0/0x4c0
[  250.980838]  ? find_get_entry+0x2f2/0xc40
[  250.984996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.990560]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  250.995504]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.001033]  ? should_fail+0x22d/0xd01
[  251.004928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.010032]  ? __lock_is_held+0xb5/0x140
[  251.014117]  ? __lock_is_held+0xb5/0x140
[  251.018185]  ? find_held_lock+0x36/0x1c0
[  251.022253]  ? ___might_sleep+0x1ed/0x300
[  251.026407]  ? lock_release+0x970/0x970
[  251.030405]  ? arch_local_save_flags+0x40/0x40
[  251.034999]  ? __might_sleep+0x95/0x190
[  251.038996]  __alloc_pages_nodemask+0xa80/0xde0
[  251.043741]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  251.048777]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.054574]  ? kasan_check_read+0x11/0x20
[  251.058757]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.064040]  ? graph_lock+0x170/0x170
[  251.067860]  ? print_usage_bug+0xc0/0xc0
[  251.071924]  ? graph_lock+0x170/0x170
[  251.075730]  ? graph_lock+0x170/0x170
[  251.079783]  ? __do_page_cache_readahead+0x7ce/0x980
[  251.084894]  ? find_held_lock+0x36/0x1c0
[  251.088964]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  251.094495]  alloc_pages_current+0x10c/0x210
[  251.098894]  ? lock_downgrade+0x900/0x900
[  251.103045]  __page_cache_alloc+0x38f/0x5b0
[  251.107364]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.113161]  ? kasan_check_read+0x11/0x20
[  251.117324]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.122603]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  251.127273]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.132813]  ? check_preemption_disabled+0x48/0x200
[  251.137839]  filemap_fault+0x1594/0x25f0
[  251.141915]  ? __lock_page_or_retry+0xa00/0xa00
[  251.146582]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.152438]  ? kasan_check_read+0x11/0x20
[  251.156593]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.161871]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.166989]  ? rcu_bh_qs+0xc0/0xc0
[  251.170536]  ? trace_hardirqs_on+0xbd/0x310
[  251.174856]  ? kasan_check_read+0x11/0x20
[  251.179004]  ? __free_object+0x173/0x340
[  251.183074]  ? filemap_map_pages+0xdea/0x1980
[  251.187574]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  251.192677]  ? __free_object+0x173/0x340
[  251.196746]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  251.202024]  ? debug_object_free+0x325/0x690
[  251.206438]  ? find_get_pages_range_tag+0x1320/0x1320
[  251.211640]  ? graph_lock+0x170/0x170
[  251.215466]  ? kasan_check_read+0x11/0x20
[  251.219642]  ? debug_object_destroy+0x2b0/0x2b0
[  251.224323]  ? lock_acquire+0x1ed/0x520
[  251.228311]  ? ext4_filemap_fault+0x7a/0xad
[  251.232651]  ? lock_release+0x970/0x970
[  251.236635]  ? arch_local_save_flags+0x40/0x40
[  251.241224]  ? futex_wait_setup+0x3e0/0x3e0
[  251.245568]  ? down_read+0xb0/0x1d0
[  251.249194]  ? ext4_filemap_fault+0x7a/0xad
[  251.253513]  ? __down_interruptible+0x700/0x700
[  251.258200]  ext4_filemap_fault+0x82/0xad
[  251.262355]  __do_fault+0x100/0x6b0
[  251.265985]  ? print_bad_pte+0x6c0/0x6c0
[  251.270048]  ? do_futex+0x249/0x26d0
[  251.273763]  ? finish_task_switch+0x1f5/0x900
[  251.278297]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.282793]  ? pmd_val+0x88/0x100
[  251.286255]  ? add_mm_counter_fast+0xd0/0xd0
[  251.290681]  ? pmd_val+0x88/0x100
[  251.294136]  ? add_mm_counter_fast+0xd0/0xd0
[  251.298558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.304099]  __handle_mm_fault+0x3709/0x53e0
[  251.308518]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  251.313361]  ? graph_lock+0x170/0x170
[  251.317161]  ? print_usage_bug+0xc0/0xc0
[  251.321219]  ? __switch_to_asm+0x34/0x70
[  251.325299]  ? graph_lock+0x170/0x170
[  251.329114]  ? graph_lock+0x170/0x170
[  251.332964]  ? handle_mm_fault+0x42a/0xc70
[  251.337203]  ? lock_downgrade+0x900/0x900
[  251.341356]  ? check_preemption_disabled+0x48/0x200
[  251.346379]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.352179]  ? kasan_check_read+0x11/0x20
[  251.356332]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.361644]  ? rcu_bh_qs+0xc0/0xc0
[  251.365183]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.370637]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.376178]  ? check_preemption_disabled+0x48/0x200
[  251.381204]  handle_mm_fault+0x54f/0xc70
[  251.385289]  ? __handle_mm_fault+0x53e0/0x53e0
[  251.389869]  ? find_vma+0x34/0x190
[  251.393414]  __do_page_fault+0x67d/0xed0
[  251.397482]  ? mm_fault_error+0x380/0x380
[  251.401630]  ? trace_hardirqs_off+0xb8/0x300
[  251.406037]  ? trace_hardirqs_on+0x310/0x310
[  251.410447]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  251.415811]  ? trace_hardirqs_on+0x310/0x310
[  251.420232]  do_page_fault+0xf2/0x7e0
[  251.424035]  ? vmalloc_sync_all+0x30/0x30
[  251.428184]  ? error_entry+0x70/0xd0
[  251.431901]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.436916]  ? trace_hardirqs_on_caller+0xc0/0x300
[  251.441847]  ? syscall_return_slowpath+0x5e0/0x5e0
[  251.446777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.451611]  ? trace_hardirqs_off+0x300/0x300
[  251.456096]  ? trace_hardirqs_off_caller+0x300/0x300
[  251.461204]  ? prepare_exit_to_usermode+0x291/0x3b0
[  251.466244]  ? page_fault+0x8/0x30
[  251.469784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.474632]  ? page_fault+0x8/0x30
[  251.478174]  page_fault+0x1e/0x30
[  251.481627] RIP: 0033:0x45ddf3
[  251.484822] Code: Bad RIP value.
[  251.488183] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  251.493546] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  251.500812] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  251.508077] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  251.515340] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  251.522607] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  251.529897] warn_alloc_show_mem: 1 callbacks suppressed
[  251.529910] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  251.529912] Mem-Info:
[  251.529942] active_anon:44712 inactive_anon:372 isolated_anon:0
[  251.529942]  active_file:15 inactive_file:12 isolated_file:0
[  251.529942]  unevictable:0 dirty:0 writeback:0 unstable:0
[  251.529942]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  251.529942]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  251.529942]  free:13792 free_pcp:444 free_cma:0
[  251.535281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  251.535289] Call Trace:
[  251.542493] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  251.544890]  <IRQ>
[  251.577680] Node 0 
[  251.587552]  dump_stack+0x1c4/0x2b4
[  251.590133] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  251.618619]  ? dump_stack_print_info.cold.2+0x52/0x52
[  251.620766] lowmem_reserve[]:
[  251.623004]  warn_alloc.cold.118+0xb7/0x1bd
[  251.626592]  0
[  251.653087]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  251.658256]  2817
[  251.661353]  ? lock_downgrade+0x900/0x900
[  251.665640]  6321 6321
[  251.667452]  ? trace_hardirqs_off+0xb8/0x300
[  251.672290] Node 0 
[  251.674360]  ? trace_hardirqs_off+0xb8/0x300
[  251.678504] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  251.680974]  __alloc_pages_slowpath+0x2667/0x2d80
[  251.685340] lowmem_reserve[]: 0
[  251.687604]  ? warn_alloc+0x120/0x120
[  251.691961]  0
[  251.719891]  ? trace_hardirqs_on+0x310/0x310
[  251.724707]  3503
[  251.727993]  ? warn_alloc+0x120/0x120
[  251.731764]  3503
[  251.734033]  ? print_usage_bug+0xc0/0xc0
[  251.740949]  ? warn_alloc+0x120/0x120
[  251.744738] Node 0 
[  251.746799]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  251.750861] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  251.754638]  ? print_usage_bug+0xc0/0xc0
[  251.756843] lowmem_reserve[]: 0
[  251.761861]  ? __lock_acquire+0x7ec/0x4ec0
[  251.790375]  0 0
[  251.794917]  ? __lock_acquire+0x7ec/0x4ec0
[  251.798164]  0
[  251.802389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.804331] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  251.804389] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  251.804449] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  251.804506] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  251.804512] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  251.804515] 407 total pagecache pages
[  251.804526] 0 pages in swap cache
[  251.804530] Swap cache stats: add 0, delete 0, find 0/0
[  251.804533] Free swap  = 0kB
[  251.804536] Total swap = 0kB
[  251.804543] 1965979 pages RAM
[  251.804545] 0 pages HighMem/MovableOnly
[  251.804548] 342744 pages reserved
[  251.804551] 0 pages cma reserved
[  251.804614] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  251.804659] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  251.804664] syz-fuzzer cpuset=/ mems_allowed=0
[  251.938573]  ? should_fail+0x22d/0xd01
[  251.942467]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.948777]  ? __lock_acquire+0x7ec/0x4ec0
[  251.956352]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.961951]  ? __lock_acquire+0x7ec/0x4ec0
[  251.966183]  ? should_fail+0x22d/0xd01
[  251.970070]  ? print_usage_bug+0xc0/0xc0
[  251.974144]  ? mark_held_locks+0x130/0x130
[  251.978384]  ? mark_held_locks+0x130/0x130
[  251.982638]  ? graph_lock+0x170/0x170
[  251.986437]  ? print_usage_bug+0xc0/0xc0
[  251.990502]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  251.995748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.001288]  ? check_preemption_disabled+0x48/0x200
[  252.006305]  ? check_preemption_disabled+0x48/0x200
[  252.011331]  ? __lock_is_held+0xb5/0x140
[  252.015403]  __alloc_pages_nodemask+0xa80/0xde0
[  252.020075]  ? graph_lock+0x170/0x170
[  252.024344]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.029766]  ? graph_lock+0x170/0x170
[  252.033579]  ? find_held_lock+0x36/0x1c0
[  252.037654]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.042323]  ? lock_downgrade+0x900/0x900
[  252.046486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.052478]  cache_grow_begin+0x91/0x8c0
[  252.056540]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.060957]  fallback_alloc+0x203/0x2e0
[  252.065433]  ____cache_alloc_node+0x1c7/0x1e0
[  252.069935]  kmem_cache_alloc_node+0xe3/0x730
[  252.074429]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.078673]  __alloc_skb+0x119/0x770
[  252.082388]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.088139]  ? skb_scrub_packet+0x490/0x490
[  252.092942]  ? lock_downgrade+0x900/0x900
[  252.097098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.102640]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.108091]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.113558]  ? addrconf_rs_timer+0x6f0/0x6f0
[  252.117983]  ndisc_alloc_skb+0x144/0x340
[  252.122555]  ndisc_send_rs+0x331/0x6e0
[  252.126906]  addrconf_rs_timer+0x3c0/0x6f0
[  252.131144]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.135420]  call_timer_fn+0x272/0x920
[  252.139307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.143543]  ? process_timeout+0x40/0x40
[  252.147602]  ? find_held_lock+0x36/0x1c0
[  252.152139]  ? __run_timers+0x7da/0xc70
[  252.156605]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.161098]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.165604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.169838]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  252.174438]  ? trace_hardirqs_on+0xbd/0x310
[  252.178778]  ? kasan_check_read+0x11/0x20
[  252.182930]  ? __run_timers+0x7da/0xc70
[  252.187387]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.199351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.203599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.207833]  __run_timers+0x7e5/0xc70
[  252.211820]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  252.217201]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.222743]  ? graph_lock+0x170/0x170
[  252.226561]  ? enqueue_hrtimer+0x1a5/0x560
[  252.230809]  ? lock_release+0x970/0x970
[  252.234804]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  252.240004]  ? find_held_lock+0x36/0x1c0
[  252.244067]  ? graph_lock+0x170/0x170
[  252.247868]  ? pvclock_read_flags+0x160/0x160
[  252.252862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.258406]  ? check_preemption_disabled+0x48/0x200
[  252.263435]  ? __lock_is_held+0xb5/0x140
[  252.267497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.273040]  ? check_preemption_disabled+0x48/0x200
[  252.283051]  run_timer_softirq+0x52/0xb0
[  252.287116]  ? rcu_read_lock_sched_held+0x108/0x120
[  252.292134]  __do_softirq+0x30b/0xad8
[  252.295948]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  252.301058]  ? pvclock_read_flags+0x160/0x160
[  252.305551]  ? lapic_next_event+0x5a/0x90
[  252.310163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.315702]  ? check_preemption_disabled+0x48/0x200
[  252.320741]  ? check_preemption_disabled+0x48/0x200
[  252.326269]  ? kvm_clock_read+0x18/0x30
[  252.330245]  ? kvm_sched_clock_read+0x9/0x20
[  252.334657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.340209]  ? check_preemption_disabled+0x48/0x200
[  252.346565]  irq_exit+0x17f/0x1c0
[  252.350024]  smp_apic_timer_interrupt+0x1cb/0x760
[  252.355353]  ? smp_call_function_single_interrupt+0x650/0x650
[  252.361235]  ? interrupt_entry+0xb5/0xf0
[  252.365300]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.370310]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.375783]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.380626]  ? trace_hardirqs_off+0x300/0x300
[  252.385118]  ? trace_hardirqs_off+0x300/0x300
[  252.390112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.395651]  ? check_preemption_disabled+0x48/0x200
[  252.400665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.406211]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.411576]  apic_timer_interrupt+0xf/0x20
[  252.416236]  </IRQ>
[  252.418477] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  252.423406] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  252.443294] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  252.451008] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  252.458273] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  252.465549] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  252.472813] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  252.480582] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  252.487899]  skb_clone+0x1bb/0x500
[  252.491438]  ? finish_task_switch+0x2f5/0x900
[  252.495931]  ? skb_split+0x11e0/0x11e0
[  252.499817]  ? preempt_notifier_register+0x200/0x200
[  252.505384]  ? __switch_to_asm+0x34/0x70
[  252.509441]  ? __switch_to_asm+0x34/0x70
[  252.513990]  ? __switch_to_asm+0x40/0x70
[  252.518048]  ? __switch_to_asm+0x34/0x70
[  252.525640]  ? __switch_to_asm+0x40/0x70
[  252.529696]  ? __switch_to_asm+0x34/0x70
[  252.534202]  ? __switch_to_asm+0x40/0x70
[  252.538274]  ? __switch_to_asm+0x34/0x70
[  252.542822]  ? __switch_to_asm+0x34/0x70
[  252.546877]  ? __switch_to_asm+0x40/0x70
[  252.550933]  ? __switch_to_asm+0x34/0x70
[  252.555006]  bpf_clone_redirect+0xb9/0x490
[  252.559241]  ? __schedule+0x874/0x1ed0
[  252.563139]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  252.568613]  ? __sched_text_start+0x8/0x8
[  252.573256]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  252.578027]  ? find_held_lock+0x36/0x1c0
[  252.582093]  ? lock_acquire+0x1ed/0x520
[  252.586080]  ? bpf_test_run+0x32e/0x5a0
[  252.590056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.595596]  ? check_preemption_disabled+0x48/0x200
[  252.600620]  ? kasan_check_read+0x11/0x20
[  252.606309]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.612696]  ? rcu_bh_qs+0xc0/0xc0
[  252.616253]  ? preempt_schedule+0x4d/0x60
[  252.620401]  ? ___preempt_schedule+0x16/0x18
[  252.624821]  ? bpf_test_run+0x1c0/0x5a0
[  252.628809]  ? netlink_diag_dump+0x2a0/0x2a0
[  252.633693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.639241]  ? bpf_test_init.isra.9+0x70/0x100
[  252.644300]  ? bpf_prog_test_run_skb+0x634/0xb40
[  252.649066]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  252.653911]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  252.659447]  ? fput+0x130/0x1a0
[  252.663220]  ? __bpf_prog_get+0x9b/0x290
[  252.667289]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  252.672132]  ? bpf_prog_test_run+0x130/0x1a0
[  252.677040]  ? __x64_sys_bpf+0x3d8/0x510
[  252.681098]  ? bpf_prog_get+0x20/0x20
[  252.684922]  ? do_syscall_64+0x1b9/0x820
[  252.688984]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  252.694824]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.699758]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.705040]  ? trace_hardirqs_off+0x300/0x300
[  252.709539]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  252.714553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.720089]  ? prepare_exit_to_usermode+0x291/0x3b0
[  252.725559]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.730437]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  252.736387] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  252.736473] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.743341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.743347] Call Trace:
[  252.743353]  <IRQ>
[  252.743370]  dump_stack+0x1c4/0x2b4
[  252.743388]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.750102] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.759244]  warn_alloc.cold.118+0xb7/0x1bd
[  252.761957] syz-executor3 cpuset=
[  252.764103]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.764121]  ? lock_downgrade+0x900/0x900
[  252.768385] syz3
[  252.773524]  ? trace_hardirqs_off+0xb8/0x300
[  252.773546]  ? trace_hardirqs_off+0xb8/0x300
[  252.773570]  __alloc_pages_slowpath+0x2667/0x2d80
[  252.773617]  ? warn_alloc+0x120/0x120
[  252.784193]  mems_allowed=0
[  252.823223]  ? warn_alloc+0x120/0x120
[  252.827048]  ? print_usage_bug+0xc0/0xc0
[  252.831112]  ? warn_alloc+0x120/0x120
[  252.834909]  ? lock_release+0x970/0x970
[  252.838882]  ? print_usage_bug+0xc0/0xc0
[  252.842947]  ? __lock_acquire+0x7ec/0x4ec0
[  252.847183]  ? __lock_acquire+0x7ec/0x4ec0
[  252.851414]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.856944]  ? should_fail+0x22d/0xd01
[  252.860839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.865947]  ? __lock_acquire+0x7ec/0x4ec0
[  252.870189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.875288]  ? __lock_acquire+0x7ec/0x4ec0
[  252.879520]  ? should_fail+0x22d/0xd01
[  252.883416]  ? mark_held_locks+0x130/0x130
[  252.887687]  ? mark_held_locks+0x130/0x130
[  252.891933]  ? kvm_clock_read+0x18/0x30
[  252.895912]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  252.900929]  ? ktime_get+0x2e1/0x440
[  252.904633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.910168]  ? graph_lock+0x170/0x170
[  252.913968]  ? print_usage_bug+0xc0/0xc0
[  252.918032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.923577]  ? check_preemption_disabled+0x48/0x200
[  252.928595]  ? check_preemption_disabled+0x48/0x200
[  252.933637]  ? __lock_is_held+0xb5/0x140
[  252.937695]  __alloc_pages_nodemask+0xa80/0xde0
[  252.942377]  ? graph_lock+0x170/0x170
[  252.946223]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.951262]  ? graph_lock+0x170/0x170
[  252.955075]  ? find_held_lock+0x36/0x1c0
[  252.959149]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.963820]  ? lock_downgrade+0x900/0x900
[  252.967976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.973519]  cache_grow_begin+0x91/0x8c0
[  252.977581]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.982003]  fallback_alloc+0x203/0x2e0
[  252.985985]  ____cache_alloc_node+0x1c7/0x1e0
[  252.990490]  kmem_cache_alloc_node+0xe3/0x730
[  252.994987]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.999240]  __alloc_skb+0x119/0x770
[  253.002960]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.008248]  ? skb_scrub_packet+0x490/0x490
[  253.012572]  ? lock_downgrade+0x900/0x900
[  253.016739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.022284]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.027744]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.033201]  ? addrconf_rs_timer+0x6f0/0x6f0
[  253.037634]  ndisc_alloc_skb+0x144/0x340
[  253.041700]  ndisc_send_rs+0x331/0x6e0
[  253.045592]  addrconf_rs_timer+0x3c0/0x6f0
[  253.049912]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.054165]  call_timer_fn+0x272/0x920
[  253.058053]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.062317]  ? process_timeout+0x40/0x40
[  253.066375]  ? find_held_lock+0x36/0x1c0
[  253.070442]  ? mark_held_locks+0xc7/0x130
[  253.074586]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.079343]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.083837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.088074]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  253.092659]  ? trace_hardirqs_on+0xbd/0x310
[  253.096979]  ? kasan_check_read+0x11/0x20
[  253.101129]  ? __run_timers+0x7da/0xc70
[  253.105102]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.110544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.114792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.119026]  __run_timers+0x7e5/0xc70
[  253.122839]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  253.128202]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.133241]  ? graph_lock+0x170/0x170
[  253.137057]  ? print_usage_bug+0xc0/0xc0
[  253.141116]  ? lock_release+0x970/0x970
[  253.145094]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.150295]  ? find_held_lock+0x36/0x1c0
[  253.154358]  ? graph_lock+0x170/0x170
[  253.158165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.163705]  ? check_preemption_disabled+0x48/0x200
[  253.168757]  ? __lock_is_held+0xb5/0x140
[  253.172820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.178349]  ? check_preemption_disabled+0x48/0x200
[  253.183366]  run_timer_softirq+0x52/0xb0
[  253.187431]  ? rcu_read_lock_sched_held+0x108/0x120
[  253.192448]  __do_softirq+0x30b/0xad8
[  253.196265]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  253.201372]  ? pvclock_read_flags+0x160/0x160
[  253.205870]  ? lapic_next_event+0x5a/0x90
[  253.210020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.215563]  ? check_preemption_disabled+0x48/0x200
[  253.220576]  ? check_preemption_disabled+0x48/0x200
[  253.225596]  ? kvm_clock_read+0x18/0x30
[  253.229575]  ? kvm_sched_clock_read+0x9/0x20
[  253.233989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.239528]  ? check_preemption_disabled+0x48/0x200
[  253.244561]  irq_exit+0x17f/0x1c0
[  253.248017]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.252859]  ? smp_reschedule_interrupt+0x109/0x650
[  253.257880]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.263771]  ? interrupt_entry+0xb5/0xf0
[  253.267836]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.272855]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.277879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.282733]  ? trace_hardirqs_off+0x300/0x300
[  253.287248]  ? trace_hardirqs_off+0x300/0x300
[  253.291755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.297298]  ? check_preemption_disabled+0x48/0x200
[  253.302314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.307866]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.312728]  apic_timer_interrupt+0xf/0x20
[  253.316958]  </IRQ>
[  253.319199] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  253.324390] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  253.343323] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  253.351039] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  253.358309] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  253.365578] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  253.372848] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  253.380119] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  253.387431]  retint_kernel+0x1b/0x2d
[  253.391155] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  253.396431] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  253.415340] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  253.423067] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  253.430335] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  253.437595] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  253.444855] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  253.452121] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  253.459412]  ? arch_local_irq_restore+0x45/0x52
[  253.464089]  dump_stack+0x26a/0x2b4
[  253.467730]  ? dump_stack_print_info.cold.2+0x52/0x52
[  253.472926]  ? mark_held_locks+0x130/0x130
[  253.477160]  ? mark_held_locks+0x130/0x130
[  253.481401]  dump_header+0x27b/0xf72
[  253.485131]  ? pagefault_out_of_memory+0x197/0x197
[  253.490065]  ? mark_held_locks+0x130/0x130
[  253.494300]  ? __lock_acquire+0x7ec/0x4ec0
[  253.498547]  ? mem_cgroup_charge_statistics+0x780/0x780
[  253.503910]  ? print_usage_bug+0xc0/0xc0
[  253.507970]  ? print_usage_bug+0xc0/0xc0
[  253.512040]  ? graph_lock+0x170/0x170
[  253.515839]  ? graph_lock+0x170/0x170
[  253.519641]  ? print_usage_bug+0xc0/0xc0
[  253.523704]  ? print_usage_bug+0xc0/0xc0
[  253.527788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.533335]  ? find_held_lock+0x36/0x1c0
[  253.537411]  ? mark_held_locks+0xc7/0x130
[  253.541563]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  253.546678]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  253.551785]  ? lockdep_hardirqs_on+0x421/0x5c0
[  253.556386]  ? trace_hardirqs_on+0xbd/0x310
[  253.560703]  ? kasan_check_read+0x11/0x20
[  253.564861]  ? ___ratelimit+0x36f/0x655
[  253.568839]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.574295]  ? trace_hardirqs_on+0x310/0x310
[  253.578706]  ? lock_downgrade+0x900/0x900
[  253.582873]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  253.587971]  ? ___ratelimit+0xaa/0x655
[  253.591876]  ? idr_get_free+0xec0/0xec0
[  253.595861]  ? kasan_check_write+0x14/0x20
[  253.600102]  ? do_raw_spin_lock+0xc1/0x200
[  253.604348]  oom_kill_process.cold.27+0x10/0x903
[  253.609111]  ? graph_lock+0x170/0x170
[  253.612915]  ? _raw_spin_unlock+0x2c/0x50
[  253.617065]  ? oom_badness+0xe6/0xaa0
[  253.620873]  ? oom_evaluate_task+0x540/0x540
[  253.625286]  ? find_held_lock+0x36/0x1c0
[  253.629344]  ? out_of_memory+0x974/0x14c0
[  253.633484]  ? lock_downgrade+0x900/0x900
[  253.637634]  ? check_preemption_disabled+0x48/0x200
[  253.642659]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.648459]  ? kasan_check_read+0x11/0x20
[  253.652611]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.657897]  ? rcu_bh_qs+0xc0/0xc0
[  253.661443]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.666449]  ? oom_evaluate_task+0x302/0x540
[  253.670852]  out_of_memory+0xa86/0x14c0
[  253.674839]  ? oom_killer_disable+0x3a0/0x3a0
[  253.679334]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  253.684274]  ? __mutex_add_waiter+0x2a0/0x2a0
[  253.688801]  __alloc_pages_slowpath+0x2318/0x2d80
[  253.693677]  ? warn_alloc+0x120/0x120
[  253.697472]  ? __radix_tree_lookup+0x4c0/0x4c0
[  253.702060]  ? find_get_entry+0x2f2/0xc40
[  253.706220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.711767]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  253.716698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.722253]  ? should_fail+0x22d/0xd01
[  253.726151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.731259]  ? __lock_is_held+0xb5/0x140
[  253.735350]  ? __lock_is_held+0xb5/0x140
[  253.739424]  ? find_held_lock+0x36/0x1c0
[  253.743491]  ? ___might_sleep+0x1ed/0x300
[  253.747665]  ? lock_release+0x970/0x970
[  253.751643]  ? arch_local_save_flags+0x40/0x40
[  253.756249]  ? __might_sleep+0x95/0x190
[  253.760236]  __alloc_pages_nodemask+0xa80/0xde0
[  253.765087]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  253.770105]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.775909]  ? kasan_check_read+0x11/0x20
[  253.780061]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.785345]  ? graph_lock+0x170/0x170
[  253.789148]  ? print_usage_bug+0xc0/0xc0
[  253.793216]  ? graph_lock+0x170/0x170
[  253.797018]  ? graph_lock+0x170/0x170
[  253.800818]  ? __do_page_cache_readahead+0x7ce/0x980
[  253.805928]  ? find_held_lock+0x36/0x1c0
[  253.810000]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  253.815544]  alloc_pages_current+0x10c/0x210
[  253.819954]  ? lock_downgrade+0x900/0x900
[  253.824108]  __page_cache_alloc+0x38f/0x5b0
[  253.828436]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.834242]  ? kasan_check_read+0x11/0x20
[  253.838398]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.843667]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  253.848332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.853875]  ? check_preemption_disabled+0x48/0x200
[  253.858905]  filemap_fault+0x1594/0x25f0
[  253.862988]  ? __lock_page_or_retry+0xa00/0xa00
[  253.867658]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.873459]  ? kasan_check_read+0x11/0x20
[  253.877615]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.882890]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  253.887993]  ? rcu_bh_qs+0xc0/0xc0
[  253.891539]  ? trace_hardirqs_on+0xbd/0x310
[  253.895862]  ? kasan_check_read+0x11/0x20
[  253.900010]  ? __free_object+0x173/0x340
[  253.904079]  ? filemap_map_pages+0xdea/0x1980
[  253.908587]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  253.913690]  ? __free_object+0x173/0x340
[  253.917767]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  253.923034]  ? debug_object_free+0x325/0x690
[  253.927453]  ? find_get_pages_range_tag+0x1320/0x1320
[  253.932647]  ? graph_lock+0x170/0x170
[  253.936457]  ? kasan_check_read+0x11/0x20
[  253.940609]  ? debug_object_destroy+0x2b0/0x2b0
[  253.945292]  ? lock_acquire+0x1ed/0x520
[  253.949265]  ? ext4_filemap_fault+0x7a/0xad
[  253.953597]  ? lock_release+0x970/0x970
[  253.957576]  ? arch_local_save_flags+0x40/0x40
[  253.962167]  ? futex_wait_setup+0x3e0/0x3e0
[  253.966504]  ? down_read+0xb0/0x1d0
[  253.970129]  ? ext4_filemap_fault+0x7a/0xad
[  253.974452]  ? __down_interruptible+0x700/0x700
[  253.979142]  ext4_filemap_fault+0x82/0xad
[  253.983292]  __do_fault+0x100/0x6b0
[  253.986926]  ? print_bad_pte+0x6c0/0x6c0
[  253.990988]  ? do_futex+0x249/0x26d0
[  253.994699]  ? finish_task_switch+0x1f5/0x900
[  253.999203]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.003704]  ? pmd_val+0x88/0x100
[  254.007183]  ? add_mm_counter_fast+0xd0/0xd0
[  254.011589]  ? pmd_val+0x88/0x100
[  254.015041]  ? add_mm_counter_fast+0xd0/0xd0
[  254.019456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.025000]  __handle_mm_fault+0x3709/0x53e0
[  254.029420]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  254.034264]  ? graph_lock+0x170/0x170
[  254.038066]  ? print_usage_bug+0xc0/0xc0
[  254.042130]  ? __switch_to_asm+0x34/0x70
[  254.046195]  ? graph_lock+0x170/0x170
[  254.050011]  ? graph_lock+0x170/0x170
[  254.053833]  ? handle_mm_fault+0x42a/0xc70
[  254.058069]  ? lock_downgrade+0x900/0x900
[  254.062217]  ? check_preemption_disabled+0x48/0x200
[  254.067254]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.073054]  ? kasan_check_read+0x11/0x20
[  254.077202]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.082487]  ? rcu_bh_qs+0xc0/0xc0
[  254.086028]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.091482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.097022]  ? check_preemption_disabled+0x48/0x200
[  254.102050]  handle_mm_fault+0x54f/0xc70
[  254.106119]  ? __handle_mm_fault+0x53e0/0x53e0
[  254.110707]  ? find_vma+0x34/0x190
[  254.114270]  __do_page_fault+0x67d/0xed0
[  254.118353]  ? mm_fault_error+0x380/0x380
[  254.122497]  ? trace_hardirqs_off+0xb8/0x300
[  254.126902]  ? trace_hardirqs_on+0x310/0x310
[  254.131314]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  254.136681]  ? trace_hardirqs_on+0x310/0x310
[  254.141100]  do_page_fault+0xf2/0x7e0
[  254.144905]  ? vmalloc_sync_all+0x30/0x30
[  254.149053]  ? error_entry+0x70/0xd0
[  254.152782]  ? trace_hardirqs_off_caller+0xbb/0x300
[  254.157794]  ? trace_hardirqs_on_caller+0xc0/0x300
[  254.162734]  ? syscall_return_slowpath+0x5e0/0x5e0
[  254.167663]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.172510]  ? trace_hardirqs_off+0x300/0x300
[  254.177007]  ? trace_hardirqs_off_caller+0x300/0x300
[  254.182119]  ? prepare_exit_to_usermode+0x291/0x3b0
[  254.187139]  ? page_fault+0x8/0x30
[  254.190687]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.195543]  ? page_fault+0x8/0x30
[  254.199084]  page_fault+0x1e/0x30
[  254.202538] RIP: 0033:0x45ddf3
[  254.205740] Code: Bad RIP value.
[  254.209103] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  254.214975] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  254.222254] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  254.229538] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  254.236806] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  254.244074] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  254.251388] warn_alloc_show_mem: 1 callbacks suppressed
[  254.251401] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  254.251403] Mem-Info:
[  254.251433] active_anon:44712 inactive_anon:372 isolated_anon:0
[  254.251433]  active_file:15 inactive_file:12 isolated_file:0
[  254.251433]  unevictable:0 dirty:0 writeback:0 unstable:0
[  254.251433]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  254.251433]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  254.251433]  free:13792 free_pcp:444 free_cma:0
[  254.256777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  254.263995] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  254.266409] Call Trace:
[  254.299194] Node 0 
[  254.309013]  <IRQ>
[  254.336613] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  254.339176]  dump_stack+0x1c4/0x2b4
[  254.341374] lowmem_reserve[]: 0
[  254.343524]  ? dump_stack_print_info.cold.2+0x52/0x52
[  254.369000]  2817 6321
[  254.373142]  warn_alloc.cold.118+0xb7/0x1bd
[  254.376393]  6321
[  254.381577]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  254.388365]  ? lock_downgrade+0x900/0x900
[  254.390400] Node 0 
[  254.395745]  ? trace_hardirqs_off+0xb8/0x300
[  254.399890] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  254.402559]  ? trace_hardirqs_off+0xb8/0x300
[  254.406932] lowmem_reserve[]: 0
[  254.434384]  __alloc_pages_slowpath+0x2667/0x2d80
[  254.438763]  0
[  254.442060]  ? warn_alloc+0x120/0x120
[  254.446848]  3503
[  254.448643]  ? __bfs+0x385/0x7a0
[  254.452418]  3503
[  254.454470]  ? warn_alloc+0x120/0x120
[  254.459872]  ? print_usage_bug+0xc0/0xc0
[  254.463645] Node 0 
[  254.467699]  ? lock_pin_lock+0x350/0x350
[  254.467739] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  254.467747] lowmem_reserve[]:
[  254.469976]  ? __lock_is_held+0xb5/0x140
[  254.474007]  0 0
[  254.507115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.510195]  0
[  254.514245]  ? should_fail+0x22d/0xd01
[  254.514261]  ? print_usage_bug+0xc0/0xc0
[  254.516220]  0
[  254.521761]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.527930]  ? __lock_acquire+0x7ec/0x4ec0
[  254.531965] Node 0 
[  254.533767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.538840] DMA: 
[  254.543072]  ? should_fail+0x22d/0xd01
[  254.545279] 1*4kB 
[  254.550401]  ? mark_held_locks+0x130/0x130
[  254.552429] (U) 
[  254.556785]  ? mark_held_locks+0x130/0x130
[  254.558910] 0*8kB 
[  254.563644]  ? graph_lock+0x170/0x170
[  254.565593] 0*16kB 
[  254.570318]  ? print_usage_bug+0xc0/0xc0
[  254.572488] 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  254.572532] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  254.572607] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  254.572679] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  254.572685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  254.572688] 407 total pagecache pages
[  254.572699] 0 pages in swap cache
[  254.572704] Swap cache stats: add 0, delete 0, find 0/0
[  254.572706] Free swap  = 0kB
[  254.572709] Total swap = 0kB
[  254.572713] 1965979 pages RAM
[  254.572725] 0 pages HighMem/MovableOnly
[  254.572730] 342744 pages reserved
[  254.572740] 0 pages cma reserved
[  254.578772]  ? print_usage_bug+0xc0/0xc0
[  254.581049] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  254.585512]  ? mark_held_locks+0x130/0x130
[  254.585531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.596105] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  254.610765]  ? check_preemption_disabled+0x48/0x200
[  254.625667] syz-fuzzer cpuset=
[  254.634520]  ? check_preemption_disabled+0x48/0x200
[  254.643063] /
[  254.646873]  ? __lock_is_held+0xb5/0x140
[  254.650291]  mems_allowed=0
[  254.656086]  __alloc_pages_nodemask+0xa80/0xde0
[  254.734375]  ? graph_lock+0x170/0x170
[  254.738186]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.743194]  ? graph_lock+0x170/0x170
[  254.747006]  ? find_held_lock+0x36/0x1c0
[  254.751564]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.756232]  ? lock_downgrade+0x900/0x900
[  254.760393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.765938]  cache_grow_begin+0x91/0x8c0
[  254.770002]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.774875]  fallback_alloc+0x203/0x2e0
[  254.778854]  ____cache_alloc_node+0x1c7/0x1e0
[  254.783787]  kmem_cache_alloc_node+0xe3/0x730
[  254.788281]  ? graph_lock+0x170/0x170
[  254.792093]  __alloc_skb+0x119/0x770
[  254.795816]  ? skb_scrub_packet+0x490/0x490
[  254.800137]  ? check_preemption_disabled+0x48/0x200
[  254.805190]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.811480]  ? kasan_check_read+0x11/0x20
[  254.816125]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.821402]  ? graph_lock+0x170/0x170
[  254.825205]  ? print_usage_bug+0xc0/0xc0
[  254.829274]  ? inet_select_addr+0x7fd/0xdf0
[  254.833600]  arp_create+0x195/0x970
[  254.837234]  arp_send_dst.part.19+0xe6/0x3f0
[  254.842145]  ? arp_xmit+0x610/0x610
[  254.846207]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  254.850796]  ? trace_hardirqs_on+0xbd/0x310
[  254.855116]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.860427]  ? neigh_probe+0xca/0x120
[  254.864232]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.870171]  arp_solicit+0x806/0x1560
[  254.873981]  ? arp_send+0xb0/0xb0
[  254.877445]  ? neigh_probe+0x6f/0x120
[  254.881693]  ? lock_downgrade+0x900/0x900
[  254.885859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.891395]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  254.896851]  ? refcount_add_not_zero_checked+0x330/0x330
[  254.906093]  ? do_raw_write_trylock+0x1c0/0x1c0
[  254.911259]  ? arp_send+0xb0/0xb0
[  254.914760]  neigh_probe+0xca/0x120
[  254.918395]  neigh_timer_handler+0x694/0xdf0
[  254.922810]  ? neigh_invalidate+0x550/0x550
[  254.927135]  ? __lock_is_held+0xb5/0x140
[  254.931210]  call_timer_fn+0x272/0x920
[  254.935100]  ? neigh_invalidate+0x550/0x550
[  254.939869]  ? process_timeout+0x40/0x40
[  254.944377]  ? find_held_lock+0x36/0x1c0
[  254.948477]  ? __run_timers+0x7da/0xc70
[  254.952454]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.956949]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.961441]  ? neigh_invalidate+0x550/0x550
[  254.965761]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  254.970762]  ? trace_hardirqs_on+0xbd/0x310
[  254.975084]  ? kasan_check_read+0x11/0x20
[  254.979746]  ? __run_timers+0x7da/0xc70
[  254.983736]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.989205]  ? neigh_invalidate+0x550/0x550
[  254.993530]  __run_timers+0x7e5/0xc70
[  254.997796]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.003162]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.008207]  ? graph_lock+0x170/0x170
[  255.012522]  ? enqueue_hrtimer+0x1a5/0x560
[  255.016763]  ? lock_release+0x970/0x970
[  255.020765]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.025965]  ? find_held_lock+0x36/0x1c0
[  255.030029]  ? graph_lock+0x170/0x170
[  255.033829]  ? pvclock_read_flags+0x160/0x160
[  255.038768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.044324]  ? check_preemption_disabled+0x48/0x200
[  255.049346]  ? __lock_is_held+0xb5/0x140
[  255.053462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.058994]  ? check_preemption_disabled+0x48/0x200
[  255.064020]  run_timer_softirq+0x52/0xb0
[  255.068097]  ? rcu_read_lock_sched_held+0x108/0x120
[  255.073586]  __do_softirq+0x30b/0xad8
[  255.077394]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  255.082981]  ? pvclock_read_flags+0x160/0x160
[  255.087472]  ? lapic_next_event+0x5a/0x90
[  255.091622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.097675]  ? check_preemption_disabled+0x48/0x200
[  255.102731]  ? check_preemption_disabled+0x48/0x200
[  255.108292]  ? kvm_clock_read+0x18/0x30
[  255.112265]  ? kvm_sched_clock_read+0x9/0x20
[  255.116735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.122274]  ? check_preemption_disabled+0x48/0x200
[  255.127760]  irq_exit+0x17f/0x1c0
[  255.131219]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.136066]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.141953]  ? interrupt_entry+0xb5/0xf0
[  255.150761]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.156629]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.162138]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.167426]  ? trace_hardirqs_off+0x300/0x300
[  255.171920]  ? trace_hardirqs_off+0x300/0x300
[  255.176421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.181959]  ? check_preemption_disabled+0x48/0x200
[  255.186987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.192540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.197853]  apic_timer_interrupt+0xf/0x20
[  255.202624]  </IRQ>
[  255.204866] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  255.209795] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  255.231944] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  255.239655] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  255.246924] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  255.254188] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  255.261940] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  255.269205] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  255.276516]  skb_clone+0x1bb/0x500
[  255.280057]  ? finish_task_switch+0x2f5/0x900
[  255.284551]  ? skb_split+0x11e0/0x11e0
[  255.288449]  ? preempt_notifier_register+0x200/0x200
[  255.294034]  ? __switch_to_asm+0x34/0x70
[  255.298093]  ? __switch_to_asm+0x34/0x70
[  255.302148]  ? __switch_to_asm+0x40/0x70
[  255.306203]  ? __switch_to_asm+0x34/0x70
[  255.310261]  ? __switch_to_asm+0x40/0x70
[  255.314316]  ? __switch_to_asm+0x34/0x70
[  255.318373]  ? __switch_to_asm+0x40/0x70
[  255.322432]  ? __switch_to_asm+0x34/0x70
[  255.326991]  ? __switch_to_asm+0x34/0x70
[  255.331048]  ? __switch_to_asm+0x40/0x70
[  255.335114]  ? __switch_to_asm+0x34/0x70
[  255.339189]  bpf_clone_redirect+0xb9/0x490
[  255.343425]  ? __schedule+0x874/0x1ed0
[  255.347331]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  255.352856]  ? __sched_text_start+0x8/0x8
[  255.357002]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.362226]  ? find_held_lock+0x36/0x1c0
[  255.366324]  ? lock_acquire+0x1ed/0x520
[  255.370294]  ? bpf_test_run+0x32e/0x5a0
[  255.374269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.379808]  ? check_preemption_disabled+0x48/0x200
[  255.385332]  ? kasan_check_read+0x11/0x20
[  255.389485]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.394764]  ? rcu_bh_qs+0xc0/0xc0
[  255.398817]  ? preempt_schedule+0x4d/0x60
[  255.402966]  ? ___preempt_schedule+0x16/0x18
[  255.407380]  ? bpf_test_run+0x1c0/0x5a0
[  255.411366]  ? netlink_diag_dump+0x2a0/0x2a0
[  255.415801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.421861]  ? bpf_test_init.isra.9+0x70/0x100
[  255.426956]  ? bpf_prog_test_run_skb+0x634/0xb40
[  255.431724]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.436570]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.442102]  ? fput+0x130/0x1a0
[  255.445383]  ? __bpf_prog_get+0x9b/0x290
[  255.449916]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.454763]  ? bpf_prog_test_run+0x130/0x1a0
[  255.459178]  ? __x64_sys_bpf+0x3d8/0x510
[  255.463741]  ? bpf_prog_get+0x20/0x20
[  255.467561]  ? do_syscall_64+0x1b9/0x820
[  255.471621]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  255.476989]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.481914]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.487750]  ? trace_hardirqs_off+0x300/0x300
[  255.492252]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  255.497271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.502812]  ? prepare_exit_to_usermode+0x291/0x3b0
[  255.507834]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.513131]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  255.519007] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  255.519117] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.525940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.536409] syz-executor3 cpuset=
[  255.545742] Call Trace:
[  255.545751] syz3
[  255.549203]  <IRQ>
[  255.552216]  mems_allowed=0
[  255.554196]  dump_stack+0x1c4/0x2b4
[  255.562883]  ? dump_stack_print_info.cold.2+0x52/0x52
[  255.568102]  warn_alloc.cold.118+0xb7/0x1bd
[  255.572425]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  255.577272]  ? lock_downgrade+0x900/0x900
[  255.581426]  ? trace_hardirqs_off+0xb8/0x300
[  255.585841]  ? trace_hardirqs_off+0xb8/0x300
[  255.590261]  __alloc_pages_slowpath+0x2667/0x2d80
[  255.595138]  ? warn_alloc+0x120/0x120
[  255.598939]  ? trace_hardirqs_on+0x310/0x310
[  255.603347]  ? warn_alloc+0x120/0x120
[  255.607154]  ? print_usage_bug+0xc0/0xc0
[  255.611216]  ? warn_alloc+0x120/0x120
[  255.615023]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  255.620038]  ? print_usage_bug+0xc0/0xc0
[  255.624102]  ? __lock_acquire+0x7ec/0x4ec0
[  255.628333]  ? __lock_acquire+0x7ec/0x4ec0
[  255.632574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.638125]  ? should_fail+0x22d/0xd01
[  255.642029]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.647135]  ? __lock_acquire+0x7ec/0x4ec0
[  255.651391]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.656495]  ? __lock_acquire+0x7ec/0x4ec0
[  255.660735]  ? should_fail+0x22d/0xd01
[  255.664620]  ? print_usage_bug+0xc0/0xc0
[  255.668691]  ? mark_held_locks+0x130/0x130
[  255.672939]  ? mark_held_locks+0x130/0x130
[  255.677181]  ? graph_lock+0x170/0x170
[  255.680979]  ? print_usage_bug+0xc0/0xc0
[  255.685043]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.689805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.695343]  ? check_preemption_disabled+0x48/0x200
[  255.700360]  ? check_preemption_disabled+0x48/0x200
[  255.705388]  ? __lock_is_held+0xb5/0x140
[  255.709470]  __alloc_pages_nodemask+0xa80/0xde0
[  255.714140]  ? graph_lock+0x170/0x170
[  255.717946]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.722959]  ? graph_lock+0x170/0x170
[  255.726786]  ? find_held_lock+0x36/0x1c0
[  255.730856]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.735525]  ? lock_downgrade+0x900/0x900
[  255.739683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.745232]  cache_grow_begin+0x91/0x8c0
[  255.749294]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.753712]  fallback_alloc+0x203/0x2e0
[  255.757708]  ____cache_alloc_node+0x1c7/0x1e0
[  255.762218]  kmem_cache_alloc_node+0xe3/0x730
[  255.766731]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.770978]  __alloc_skb+0x119/0x770
[  255.774692]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.779980]  ? skb_scrub_packet+0x490/0x490
[  255.784329]  ? lock_downgrade+0x900/0x900
[  255.788514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.794066]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.799527]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.804980]  ? addrconf_rs_timer+0x6f0/0x6f0
[  255.809413]  ndisc_alloc_skb+0x144/0x340
[  255.813507]  ndisc_send_rs+0x331/0x6e0
[  255.817398]  addrconf_rs_timer+0x3c0/0x6f0
[  255.821651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.825896]  call_timer_fn+0x272/0x920
[  255.829793]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.834031]  ? process_timeout+0x40/0x40
[  255.838087]  ? find_held_lock+0x36/0x1c0
[  255.842156]  ? mark_held_locks+0xc7/0x130
[  255.846308]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.850800]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.855293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.859555]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  255.864141]  ? trace_hardirqs_on+0xbd/0x310
[  255.868474]  ? kasan_check_read+0x11/0x20
[  255.872623]  ? __run_timers+0x7da/0xc70
[  255.876598]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.882056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.886299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.890533]  __run_timers+0x7e5/0xc70
[  255.894347]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.899714]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.904745]  ? graph_lock+0x170/0x170
[  255.908557]  ? print_usage_bug+0xc0/0xc0
[  255.912619]  ? lock_release+0x970/0x970
[  255.916593]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.921790]  ? find_held_lock+0x36/0x1c0
[  255.925855]  ? graph_lock+0x170/0x170
[  255.929658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.935212]  ? check_preemption_disabled+0x48/0x200
[  255.940247]  ? __lock_is_held+0xb5/0x140
[  255.944307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.949841]  ? check_preemption_disabled+0x48/0x200
[  255.954864]  run_timer_softirq+0x52/0xb0
[  255.958926]  ? rcu_read_lock_sched_held+0x108/0x120
[  255.963944]  __do_softirq+0x30b/0xad8
[  255.967767]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  255.972876]  ? pvclock_read_flags+0x160/0x160
[  255.977374]  ? lapic_next_event+0x5a/0x90
[  255.981521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.987062]  ? check_preemption_disabled+0x48/0x200
[  255.992075]  ? check_preemption_disabled+0x48/0x200
[  255.997097]  ? kvm_clock_read+0x18/0x30
[  256.001085]  ? kvm_sched_clock_read+0x9/0x20
[  256.005510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.011061]  ? check_preemption_disabled+0x48/0x200
[  256.016092]  irq_exit+0x17f/0x1c0
[  256.019562]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.024406]  ? smp_reschedule_interrupt+0x109/0x650
[  256.029425]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.035299]  ? interrupt_entry+0xb5/0xf0
[  256.039350]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.044362]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.049382]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.054241]  ? trace_hardirqs_off+0x300/0x300
[  256.058742]  ? trace_hardirqs_off+0x300/0x300
[  256.063244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.068797]  ? check_preemption_disabled+0x48/0x200
[  256.073809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.079375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.084226]  apic_timer_interrupt+0xf/0x20
[  256.088460]  </IRQ>
[  256.090699] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  256.095897] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  256.114796] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  256.122518] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  256.129782] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  256.137048] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  256.144313] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  256.151583] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  256.158894]  retint_kernel+0x1b/0x2d
[  256.162610] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  256.167887] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  256.187028] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  256.194784] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  256.202052] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  256.209322] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  256.217066] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  256.224347] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  256.231656]  ? arch_local_irq_restore+0x45/0x52
[  256.236333]  dump_stack+0x26a/0x2b4
[  256.239964]  ? dump_stack_print_info.cold.2+0x52/0x52
[  256.245158]  ? mark_held_locks+0x130/0x130
[  256.249403]  ? mark_held_locks+0x130/0x130
[  256.253695]  dump_header+0x27b/0xf72
[  256.257443]  ? pagefault_out_of_memory+0x197/0x197
[  256.262378]  ? mark_held_locks+0x130/0x130
[  256.266614]  ? __lock_acquire+0x7ec/0x4ec0
[  256.270852]  ? mem_cgroup_charge_statistics+0x780/0x780
[  256.276216]  ? print_usage_bug+0xc0/0xc0
[  256.280279]  ? print_usage_bug+0xc0/0xc0
[  256.284369]  ? graph_lock+0x170/0x170
[  256.288181]  ? graph_lock+0x170/0x170
[  256.291982]  ? print_usage_bug+0xc0/0xc0
[  256.296042]  ? print_usage_bug+0xc0/0xc0
[  256.300109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.305648]  ? find_held_lock+0x36/0x1c0
[  256.309725]  ? mark_held_locks+0xc7/0x130
[  256.313878]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  256.318980]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  256.324084]  ? lockdep_hardirqs_on+0x421/0x5c0
[  256.328670]  ? trace_hardirqs_on+0xbd/0x310
[  256.332995]  ? kasan_check_read+0x11/0x20
[  256.337144]  ? ___ratelimit+0x36f/0x655
[  256.341120]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.346573]  ? trace_hardirqs_on+0x310/0x310
[  256.350980]  ? lock_downgrade+0x900/0x900
[  256.355136]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  256.360246]  ? ___ratelimit+0xaa/0x655
[  256.364137]  ? idr_get_free+0xec0/0xec0
[  256.368113]  ? kasan_check_write+0x14/0x20
[  256.372392]  ? do_raw_spin_lock+0xc1/0x200
[  256.376647]  oom_kill_process.cold.27+0x10/0x903
[  256.381454]  ? graph_lock+0x170/0x170
[  256.385260]  ? _raw_spin_unlock+0x2c/0x50
[  256.389433]  ? oom_badness+0xe6/0xaa0
[  256.393246]  ? oom_evaluate_task+0x540/0x540
[  256.397656]  ? find_held_lock+0x36/0x1c0
[  256.401742]  ? out_of_memory+0x974/0x14c0
[  256.405898]  ? lock_downgrade+0x900/0x900
[  256.410046]  ? check_preemption_disabled+0x48/0x200
[  256.415067]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.420873]  ? kasan_check_read+0x11/0x20
[  256.425021]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.430313]  ? rcu_bh_qs+0xc0/0xc0
[  256.433860]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.438876]  ? oom_evaluate_task+0x302/0x540
[  256.443288]  out_of_memory+0xa86/0x14c0
[  256.447270]  ? oom_killer_disable+0x3a0/0x3a0
[  256.451766]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  256.456697]  ? __mutex_add_waiter+0x2a0/0x2a0
[  256.461214]  __alloc_pages_slowpath+0x2318/0x2d80
[  256.466092]  ? warn_alloc+0x120/0x120
[  256.469892]  ? __radix_tree_lookup+0x4c0/0x4c0
[  256.474503]  ? find_get_entry+0x2f2/0xc40
[  256.478671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.484207]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  256.489143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.494691]  ? should_fail+0x22d/0xd01
[  256.498594]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.503700]  ? __lock_is_held+0xb5/0x140
[  256.507803]  ? __lock_is_held+0xb5/0x140
[  256.511889]  ? find_held_lock+0x36/0x1c0
[  256.515953]  ? ___might_sleep+0x1ed/0x300
[  256.520105]  ? lock_release+0x970/0x970
[  256.524078]  ? arch_local_save_flags+0x40/0x40
[  256.528669]  ? __might_sleep+0x95/0x190
[  256.532663]  __alloc_pages_nodemask+0xa80/0xde0
[  256.537421]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  256.542424]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.548212]  ? kasan_check_read+0x11/0x20
[  256.552368]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.557649]  ? graph_lock+0x170/0x170
[  256.561447]  ? print_usage_bug+0xc0/0xc0
[  256.565520]  ? graph_lock+0x170/0x170
[  256.569315]  ? graph_lock+0x170/0x170
[  256.573115]  ? __do_page_cache_readahead+0x7ce/0x980
[  256.578226]  ? find_held_lock+0x36/0x1c0
[  256.582300]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  256.587840]  alloc_pages_current+0x10c/0x210
[  256.592250]  ? lock_downgrade+0x900/0x900
[  256.596402]  __page_cache_alloc+0x38f/0x5b0
[  256.600734]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.606531]  ? kasan_check_read+0x11/0x20
[  256.610670]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.615942]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  256.620613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.626154]  ? check_preemption_disabled+0x48/0x200
[  256.631182]  filemap_fault+0x1594/0x25f0
[  256.635262]  ? __lock_page_or_retry+0xa00/0xa00
[  256.639932]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.645735]  ? kasan_check_read+0x11/0x20
[  256.649884]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.655160]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  256.660265]  ? rcu_bh_qs+0xc0/0xc0
[  256.663806]  ? trace_hardirqs_on+0xbd/0x310
[  256.668129]  ? kasan_check_read+0x11/0x20
[  256.672279]  ? __free_object+0x173/0x340
[  256.676345]  ? filemap_map_pages+0xdea/0x1980
[  256.680845]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  256.685950]  ? __free_object+0x173/0x340
[  256.690012]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  256.695283]  ? debug_object_free+0x325/0x690
[  256.699693]  ? find_get_pages_range_tag+0x1320/0x1320
[  256.704899]  ? graph_lock+0x170/0x170
[  256.708707]  ? kasan_check_read+0x11/0x20
[  256.712864]  ? debug_object_destroy+0x2b0/0x2b0
[  256.717545]  ? lock_acquire+0x1ed/0x520
[  256.721519]  ? ext4_filemap_fault+0x7a/0xad
[  256.725844]  ? lock_release+0x970/0x970
[  256.729819]  ? arch_local_save_flags+0x40/0x40
[  256.734409]  ? futex_wait_setup+0x3e0/0x3e0
[  256.738750]  ? down_read+0xb0/0x1d0
[  256.742375]  ? ext4_filemap_fault+0x7a/0xad
[  256.746696]  ? __down_interruptible+0x700/0x700
[  256.751391]  ext4_filemap_fault+0x82/0xad
[  256.755539]  __do_fault+0x100/0x6b0
[  256.759170]  ? print_bad_pte+0x6c0/0x6c0
[  256.763237]  ? do_futex+0x249/0x26d0
[  256.766951]  ? finish_task_switch+0x1f5/0x900
[  256.771447]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.775941]  ? pmd_val+0x88/0x100
[  256.779396]  ? add_mm_counter_fast+0xd0/0xd0
[  256.783805]  ? pmd_val+0x88/0x100
[  256.787279]  ? add_mm_counter_fast+0xd0/0xd0
[  256.791693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.797246]  __handle_mm_fault+0x3709/0x53e0
[  256.801666]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  256.806527]  ? graph_lock+0x170/0x170
[  256.810329]  ? print_usage_bug+0xc0/0xc0
[  256.814389]  ? __switch_to_asm+0x34/0x70
[  256.818453]  ? graph_lock+0x170/0x170
[  256.822264]  ? graph_lock+0x170/0x170
[  256.826079]  ? handle_mm_fault+0x42a/0xc70
[  256.830314]  ? lock_downgrade+0x900/0x900
[  256.834461]  ? check_preemption_disabled+0x48/0x200
[  256.839486]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.845284]  ? kasan_check_read+0x11/0x20
[  256.849432]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.854708]  ? rcu_bh_qs+0xc0/0xc0
[  256.858274]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.863740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.869285]  ? check_preemption_disabled+0x48/0x200
[  256.874313]  handle_mm_fault+0x54f/0xc70
[  256.878377]  ? __handle_mm_fault+0x53e0/0x53e0
[  256.882963]  ? find_vma+0x34/0x190
[  256.886507]  __do_page_fault+0x67d/0xed0
[  256.890582]  ? mm_fault_error+0x380/0x380
[  256.894736]  ? trace_hardirqs_off+0xb8/0x300
[  256.899146]  ? trace_hardirqs_on+0x310/0x310
[  256.903553]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  256.908923]  ? trace_hardirqs_on+0x310/0x310
[  256.913336]  do_page_fault+0xf2/0x7e0
[  256.917139]  ? vmalloc_sync_all+0x30/0x30
[  256.921288]  ? error_entry+0x70/0xd0
[  256.925003]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.930019]  ? trace_hardirqs_on_caller+0xc0/0x300
[  256.934947]  ? syscall_return_slowpath+0x5e0/0x5e0
[  256.939875]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.944837]  ? trace_hardirqs_off+0x300/0x300
[  256.949329]  ? trace_hardirqs_off_caller+0x300/0x300
[  256.954435]  ? prepare_exit_to_usermode+0x291/0x3b0
[  256.959439]  ? page_fault+0x8/0x30
[  256.962973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.967823]  ? page_fault+0x8/0x30
[  256.971363]  page_fault+0x1e/0x30
[  256.974813] RIP: 0033:0x45ddf3
[  256.978008] Code: Bad RIP value.
[  256.981366] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  256.986737] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  256.994008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  257.001274] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  257.008536] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  257.015801] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  257.023091] warn_alloc_show_mem: 1 callbacks suppressed
[  257.023103] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  257.023105] Mem-Info:
[  257.023135] active_anon:44712 inactive_anon:372 isolated_anon:0
[  257.023135]  active_file:15 inactive_file:12 isolated_file:0
[  257.023135]  unevictable:0 dirty:0 writeback:0 unstable:0
[  257.023135]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  257.023135]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  257.023135]  free:13792 free_pcp:444 free_cma:0
[  257.028934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  257.028942] Call Trace:
[  257.036134] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  257.038530]  <IRQ>
[  257.071305] Node 0 
[  257.081131]  dump_stack+0x1c4/0x2b4
[  257.083760] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  257.111793]  ? dump_stack_print_info.cold.2+0x52/0x52
[  257.113920] lowmem_reserve[]:
[  257.116160]  warn_alloc.cold.118+0xb7/0x1bd
[  257.119787]  0
[  257.145767]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  257.150944]  2817
[  257.154040]  ? lock_downgrade+0x900/0x900
[  257.158329]  6321 6321
[  257.160140]  ? trace_hardirqs_off+0xb8/0x300
[  257.167009]  ? trace_hardirqs_off+0xb8/0x300
[  257.171128] Node 0 
[  257.173620]  __alloc_pages_slowpath+0x2667/0x2d80
[  257.178024] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  257.182425]  ? warn_alloc+0x120/0x120
[  257.184606] lowmem_reserve[]: 0
[  257.189907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.216863]  0 3503
[  257.220680]  ? check_preemption_disabled+0x48/0x200
[  257.223922]  3503
[  257.229449]  ? warn_alloc+0x120/0x120
[  257.236667]  ? print_usage_bug+0xc0/0xc0
[  257.238708] Node 0 
[  257.242513]  ? warn_alloc+0x120/0x120
[  257.246574] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  257.249218]  ? rcu_idle_enter+0x4b0/0x4b0
[  257.252989] lowmem_reserve[]: 0
[  257.282477]  ? print_usage_bug+0xc0/0xc0
[  257.286596]  0
[  257.289869]  ? kvm_clock_read+0x18/0x30
[  257.293893]  0 0
[  257.295701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.301615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.307122] Node 0 
[  257.313079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.313081] DMA: 1*4kB 
[  257.315319]  ? should_fail+0x22d/0xd01
[  257.320829] (U) 
[  257.323407]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.327265] 0*8kB 
[  257.329230]  ? __lock_acquire+0x7ec/0x4ec0
[  257.334325] 0*16kB 
[  257.336473]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.340674] 1*32kB 
[  257.342900]  ? __lock_acquire+0x7ec/0x4ec0
[  257.347974] (U) 
[  257.350202]  ? should_fail+0x22d/0xd01
[  257.354410] 2*64kB 
[  257.356376]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  257.360236] (U) 
[  257.362468]  ? mark_held_locks+0x130/0x130
[  257.367014] 1*128kB (U) 
[  257.368988]  ? mark_held_locks+0x130/0x130
[  257.373191] 1*256kB (U) 
[  257.376301]  ? __lock_acquire+0x7ec/0x4ec0
[  257.380505] 0*512kB 1*1024kB 
[  257.383174]  ? graph_lock+0x170/0x170
[  257.387379] (U) 
[  257.390476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.394256] 1*2048kB 
[  257.396229]  ? check_preemption_disabled+0x48/0x200
[  257.401752] (M) 
[  257.404160]  ? check_preemption_disabled+0x48/0x200
[  257.409166] 3*4096kB 
[  257.411139]  ? __lock_is_held+0xb5/0x140
[  257.416122] (M) 
[  257.418528]  __alloc_pages_nodemask+0xa80/0xde0
[  257.422565] = 15908kB
[  257.424531]  ? graph_lock+0x170/0x170
[  257.429176] Node 0 
[  257.431578]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.435353] DMA32: 
[  257.437583]  ? graph_lock+0x170/0x170
[  257.442575] 3*4kB 
[  257.448766]  ? find_held_lock+0x36/0x1c0
[  257.452557] (UM) 
[  257.454704]  ? ____cache_alloc_node+0x1c7/0x1e0
[  257.458732] 0*8kB 3*16kB 
[  257.460812]  ? lock_downgrade+0x900/0x900
[  257.465455] (M) 
[  257.468656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.472773] 2*32kB 
[  257.474756]  cache_grow_begin+0x91/0x8c0
[  257.480269] (UM) 
[  257.482499]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.486527] 3*64kB (UM) 
[  257.488593]  fallback_alloc+0x203/0x2e0
[  257.492973] 3*128kB 
[  257.495640]  ____cache_alloc_node+0x1c7/0x1e0
[  257.499585] (M) 
[  257.501907]  kmem_cache_alloc_node+0xe3/0x730
[  257.506368] 2*256kB (M) 
[  257.508344]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.512816] 3*512kB 
[  257.515485]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  257.519867] (M) 
[  257.522204]  __alloc_skb+0x119/0x770
[  257.526761] 4*1024kB 
[  257.528746]  ? skb_scrub_packet+0x490/0x490
[  257.532420] (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  257.532437] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  257.532511] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  257.532517] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  257.532521] 407 total pagecache pages
[  257.532532] 0 pages in swap cache
[  257.532537] Swap cache stats: add 0, delete 0, find 0/0
[  257.532540] Free swap  = 0kB
[  257.532542] Total swap = 0kB
[  257.532546] 1965979 pages RAM
[  257.532549] 0 pages HighMem/MovableOnly
[  257.532552] 342744 pages reserved
[  257.532554] 0 pages cma reserved
[  257.532624] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  257.532671] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  257.532675] syz-fuzzer cpuset=/ mems_allowed=0
[  257.634047]  ? atomic_notifier_call_chain+0xc6/0x190
[  257.639607]  ? lock_downgrade+0x900/0x900
[  257.643761]  ? check_preemption_disabled+0x48/0x200
[  257.648800]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.654599]  ? kasan_check_read+0x11/0x20
[  257.659203]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.664950]  ? rcu_bh_qs+0xc0/0xc0
[  257.668521]  __neigh_notify+0x8c/0x160
[  257.672432]  neigh_timer_handler+0x6cb/0xdf0
[  257.676851]  ? neigh_invalidate+0x550/0x550
[  257.681176]  ? __lock_is_held+0xb5/0x140
[  257.685256]  call_timer_fn+0x272/0x920
[  257.689146]  ? neigh_invalidate+0x550/0x550
[  257.693949]  ? process_timeout+0x40/0x40
[  257.698507]  ? find_held_lock+0x36/0x1c0
[  257.702575]  ? __run_timers+0x7da/0xc70
[  257.706549]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.711043]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.715539]  ? neigh_invalidate+0x550/0x550
[  257.719857]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  257.724440]  ? trace_hardirqs_on+0xbd/0x310
[  257.728765]  ? kasan_check_read+0x11/0x20
[  257.733429]  ? __run_timers+0x7da/0xc70
[  257.737405]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.742871]  ? neigh_invalidate+0x550/0x550
[  257.747196]  __run_timers+0x7e5/0xc70
[  257.751013]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  257.756762]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.761782]  ? graph_lock+0x170/0x170
[  257.765584]  ? enqueue_hrtimer+0x1a5/0x560
[  257.770321]  ? lock_release+0x970/0x970
[  257.774296]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  257.779496]  ? find_held_lock+0x36/0x1c0
[  257.783558]  ? graph_lock+0x170/0x170
[  257.787761]  ? pvclock_read_flags+0x160/0x160
[  257.792255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.798307]  ? check_preemption_disabled+0x48/0x200
[  257.803332]  ? __lock_is_held+0xb5/0x140
[  257.807395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.812937]  ? check_preemption_disabled+0x48/0x200
[  257.817960]  run_timer_softirq+0x52/0xb0
[  257.822515]  ? rcu_read_lock_sched_held+0x108/0x120
[  257.828031]  __do_softirq+0x30b/0xad8
[  257.831843]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  257.836953]  ? pvclock_read_flags+0x160/0x160
[  257.841449]  ? lapic_next_event+0x5a/0x90
[  257.845603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.852108]  ? check_preemption_disabled+0x48/0x200
[  257.860072]  ? check_preemption_disabled+0x48/0x200
[  257.865096]  ? kvm_clock_read+0x18/0x30
[  257.869070]  ? kvm_sched_clock_read+0x9/0x20
[  257.873496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.879035]  ? check_preemption_disabled+0x48/0x200
[  257.884575]  irq_exit+0x17f/0x1c0
[  257.888032]  smp_apic_timer_interrupt+0x1cb/0x760
[  257.893380]  ? smp_call_function_single_interrupt+0x650/0x650
[  257.899281]  ? interrupt_entry+0xb5/0xf0
[  257.903342]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.908871]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.914344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.919189]  ? trace_hardirqs_off+0x300/0x300
[  257.924156]  ? trace_hardirqs_off+0x300/0x300
[  257.928654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.934189]  ? check_preemption_disabled+0x48/0x200
[  257.939219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.945256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.950107]  apic_timer_interrupt+0xf/0x20
[  257.954759]  </IRQ>
[  257.956999] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  257.961927] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  257.981292] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  257.989471] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  257.996759] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  258.004026] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  258.011733] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  258.019495] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  258.026825]  skb_clone+0x1bb/0x500
[  258.030365]  ? finish_task_switch+0x2f5/0x900
[  258.034873]  ? skb_split+0x11e0/0x11e0
[  258.038797]  ? preempt_notifier_register+0x200/0x200
[  258.043899]  ? __switch_to_asm+0x34/0x70
[  258.048466]  ? __switch_to_asm+0x34/0x70
[  258.052987]  ? __switch_to_asm+0x40/0x70
[  258.057045]  ? __switch_to_asm+0x34/0x70
[  258.061103]  ? __switch_to_asm+0x40/0x70
[  258.065164]  ? __switch_to_asm+0x34/0x70
[  258.069220]  ? __switch_to_asm+0x40/0x70
[  258.073752]  ? __switch_to_asm+0x34/0x70
[  258.077810]  ? __switch_to_asm+0x34/0x70
[  258.081866]  ? __switch_to_asm+0x40/0x70
[  258.086385]  ? __switch_to_asm+0x34/0x70
[  258.090453]  bpf_clone_redirect+0xb9/0x490
[  258.094693]  ? __schedule+0x874/0x1ed0
[  258.098599]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  258.103616]  ? __sched_text_start+0x8/0x8
[  258.107762]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  258.113009]  ? find_held_lock+0x36/0x1c0
[  258.117074]  ? lock_acquire+0x1ed/0x520
[  258.121043]  ? bpf_test_run+0x32e/0x5a0
[  258.125020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.130557]  ? check_preemption_disabled+0x48/0x200
[  258.135581]  ? kasan_check_read+0x11/0x20
[  258.139743]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.145515]  ? rcu_bh_qs+0xc0/0xc0
[  258.149060]  ? preempt_schedule+0x4d/0x60
[  258.153208]  ? ___preempt_schedule+0x16/0x18
[  258.157625]  ? bpf_test_run+0x1c0/0x5a0
[  258.161606]  ? netlink_diag_dump+0x2a0/0x2a0
[  258.166018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.172035]  ? bpf_test_init.isra.9+0x70/0x100
[  258.176621]  ? bpf_prog_test_run_skb+0x634/0xb40
[  258.183770]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  258.190583]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  258.196118]  ? fput+0x130/0x1a0
[  258.199770]  ? __bpf_prog_get+0x9b/0x290
[  258.203832]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  258.208674]  ? bpf_prog_test_run+0x130/0x1a0
[  258.213203]  ? __x64_sys_bpf+0x3d8/0x510
[  258.217264]  ? bpf_prog_get+0x20/0x20
[  258.221086]  ? do_syscall_64+0x1b9/0x820
[  258.225150]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  258.230996]  ? syscall_return_slowpath+0x5e0/0x5e0
[  258.236388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.241744]  ? trace_hardirqs_off+0x300/0x300
[  258.246243]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  258.251265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.256816]  ? prepare_exit_to_usermode+0x291/0x3b0
[  258.261837]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.266686]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  258.272575] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  258.272725] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.279509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.289979] syz-executor3 cpuset=
[  258.299312] Call Trace:
[  258.299321] syz3
[  258.303543]  <IRQ>
[  258.306771]  mems_allowed=0
[  258.308749]  dump_stack+0x1c4/0x2b4
[  258.317421]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.322628]  warn_alloc.cold.118+0xb7/0x1bd
[  258.326950]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.331800]  ? lock_downgrade+0x900/0x900
[  258.335960]  ? trace_hardirqs_off+0xb8/0x300
[  258.340377]  ? trace_hardirqs_off+0xb8/0x300
[  258.344796]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.349672]  ? warn_alloc+0x120/0x120
[  258.353479]  ? warn_alloc+0x120/0x120
[  258.357281]  ? print_usage_bug+0xc0/0xc0
[  258.361341]  ? warn_alloc+0x120/0x120
[  258.365139]  ? lock_release+0x970/0x970
[  258.369116]  ? print_usage_bug+0xc0/0xc0
[  258.373179]  ? __lock_acquire+0x7ec/0x4ec0
[  258.377412]  ? __lock_acquire+0x7ec/0x4ec0
[  258.381647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.387186]  ? should_fail+0x22d/0xd01
[  258.391080]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.396183]  ? __lock_acquire+0x7ec/0x4ec0
[  258.400409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.405498]  ? __lock_acquire+0x7ec/0x4ec0
[  258.409739]  ? should_fail+0x22d/0xd01
[  258.413637]  ? mark_held_locks+0x130/0x130
[  258.417875]  ? mark_held_locks+0x130/0x130
[  258.422112]  ? kvm_clock_read+0x18/0x30
[  258.426088]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  258.431105]  ? ktime_get+0x2e1/0x440
[  258.434820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.440360]  ? graph_lock+0x170/0x170
[  258.444160]  ? print_usage_bug+0xc0/0xc0
[  258.448221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.453774]  ? check_preemption_disabled+0x48/0x200
[  258.458794]  ? check_preemption_disabled+0x48/0x200
[  258.463823]  ? __lock_is_held+0xb5/0x140
[  258.467907]  __alloc_pages_nodemask+0xa80/0xde0
[  258.472565]  ? graph_lock+0x170/0x170
[  258.476365]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  258.481382]  ? graph_lock+0x170/0x170
[  258.485191]  ? find_held_lock+0x36/0x1c0
[  258.489269]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.493940]  ? lock_downgrade+0x900/0x900
[  258.498094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.503638]  cache_grow_begin+0x91/0x8c0
[  258.507706]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.512131]  fallback_alloc+0x203/0x2e0
[  258.516108]  ____cache_alloc_node+0x1c7/0x1e0
[  258.520610]  kmem_cache_alloc_node+0xe3/0x730
[  258.525105]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.529348]  __alloc_skb+0x119/0x770
[  258.533063]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.538346]  ? skb_scrub_packet+0x490/0x490
[  258.542664]  ? lock_downgrade+0x900/0x900
[  258.546820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.552360]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.557812]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.563263]  ? addrconf_rs_timer+0x6f0/0x6f0
[  258.567688]  ndisc_alloc_skb+0x144/0x340
[  258.571760]  ndisc_send_rs+0x331/0x6e0
[  258.575651]  addrconf_rs_timer+0x3c0/0x6f0
[  258.579895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.584146]  call_timer_fn+0x272/0x920
[  258.588031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.592273]  ? process_timeout+0x40/0x40
[  258.596331]  ? find_held_lock+0x36/0x1c0
[  258.600401]  ? mark_held_locks+0xc7/0x130
[  258.604555]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.609050]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.613541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.617773]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  258.622360]  ? trace_hardirqs_on+0xbd/0x310
[  258.626678]  ? kasan_check_read+0x11/0x20
[  258.630816]  ? __run_timers+0x7da/0xc70
[  258.634792]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.640251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.644491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.648733]  __run_timers+0x7e5/0xc70
[  258.652550]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  258.657918]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.662940]  ? graph_lock+0x170/0x170
[  258.666755]  ? print_usage_bug+0xc0/0xc0
[  258.670817]  ? lock_release+0x970/0x970
[  258.674797]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.679993]  ? find_held_lock+0x36/0x1c0
[  258.684063]  ? graph_lock+0x170/0x170
[  258.687866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.693407]  ? check_preemption_disabled+0x48/0x200
[  258.698434]  ? __lock_is_held+0xb5/0x140
[  258.702496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.708031]  ? check_preemption_disabled+0x48/0x200
[  258.713054]  run_timer_softirq+0x52/0xb0
[  258.717116]  ? rcu_read_lock_sched_held+0x108/0x120
[  258.722136]  __do_softirq+0x30b/0xad8
[  258.725948]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  258.731058]  ? pvclock_read_flags+0x160/0x160
[  258.735550]  ? lapic_next_event+0x5a/0x90
[  258.739698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.745252]  ? check_preemption_disabled+0x48/0x200
[  258.750266]  ? check_preemption_disabled+0x48/0x200
[  258.755287]  ? kvm_clock_read+0x18/0x30
[  258.759278]  ? kvm_sched_clock_read+0x9/0x20
[  258.763680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.769207]  ? check_preemption_disabled+0x48/0x200
[  258.774248]  irq_exit+0x17f/0x1c0
[  258.777703]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.782551]  ? smp_reschedule_interrupt+0x109/0x650
[  258.787571]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.793459]  ? interrupt_entry+0xb5/0xf0
[  258.797520]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.802536]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.807555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.812412]  ? trace_hardirqs_off+0x300/0x300
[  258.816905]  ? trace_hardirqs_off+0x300/0x300
[  258.821398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.826940]  ? check_preemption_disabled+0x48/0x200
[  258.831954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.837501]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.842352]  apic_timer_interrupt+0xf/0x20
[  258.846582]  </IRQ>
[  258.848822] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  258.854013] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  258.872912] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  258.880621] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  258.887886] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  258.895154] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  258.902415] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  258.909788] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  258.917092]  retint_kernel+0x1b/0x2d
[  258.920948] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  258.926226] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  258.945303] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  258.952998] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  258.960262] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  258.967529] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  258.974795] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  258.982059] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  258.989343]  ? arch_local_irq_restore+0x45/0x52
[  258.994021]  dump_stack+0x26a/0x2b4
[  258.997648]  ? dump_stack_print_info.cold.2+0x52/0x52
[  259.002841]  ? mark_held_locks+0x130/0x130
[  259.007073]  ? mark_held_locks+0x130/0x130
[  259.011312]  dump_header+0x27b/0xf72
[  259.015037]  ? pagefault_out_of_memory+0x197/0x197
[  259.019969]  ? mark_held_locks+0x130/0x130
[  259.024204]  ? __lock_acquire+0x7ec/0x4ec0
[  259.028471]  ? mem_cgroup_charge_statistics+0x780/0x780
[  259.033836]  ? print_usage_bug+0xc0/0xc0
[  259.037897]  ? print_usage_bug+0xc0/0xc0
[  259.041966]  ? graph_lock+0x170/0x170
[  259.045765]  ? graph_lock+0x170/0x170
[  259.049569]  ? print_usage_bug+0xc0/0xc0
[  259.053626]  ? print_usage_bug+0xc0/0xc0
[  259.057695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.063248]  ? find_held_lock+0x36/0x1c0
[  259.067315]  ? mark_held_locks+0xc7/0x130
[  259.071470]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  259.076561]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  259.081904]  ? lockdep_hardirqs_on+0x421/0x5c0
[  259.086492]  ? trace_hardirqs_on+0xbd/0x310
[  259.090902]  ? kasan_check_read+0x11/0x20
[  259.095050]  ? ___ratelimit+0x36f/0x655
[  259.099023]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.104475]  ? trace_hardirqs_on+0x310/0x310
[  259.108885]  ? lock_downgrade+0x900/0x900
[  259.113040]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  259.118142]  ? ___ratelimit+0xaa/0x655
[  259.122032]  ? idr_get_free+0xec0/0xec0
[  259.126010]  ? kasan_check_write+0x14/0x20
[  259.130249]  ? do_raw_spin_lock+0xc1/0x200
[  259.134479]  oom_kill_process.cold.27+0x10/0x903
[  259.139224]  ? graph_lock+0x170/0x170
[  259.143026]  ? _raw_spin_unlock+0x2c/0x50
[  259.147173]  ? oom_badness+0xe6/0xaa0
[  259.150977]  ? oom_evaluate_task+0x540/0x540
[  259.155386]  ? find_held_lock+0x36/0x1c0
[  259.159455]  ? out_of_memory+0x974/0x14c0
[  259.163593]  ? lock_downgrade+0x900/0x900
[  259.167754]  ? check_preemption_disabled+0x48/0x200
[  259.172771]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.178566]  ? kasan_check_read+0x11/0x20
[  259.182712]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.188010]  ? rcu_bh_qs+0xc0/0xc0
[  259.191554]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.196571]  ? oom_evaluate_task+0x302/0x540
[  259.201001]  out_of_memory+0xa86/0x14c0
[  259.204982]  ? oom_killer_disable+0x3a0/0x3a0
[  259.209475]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  259.214406]  ? __mutex_add_waiter+0x2a0/0x2a0
[  259.218914]  __alloc_pages_slowpath+0x2318/0x2d80
[  259.223794]  ? warn_alloc+0x120/0x120
[  259.227595]  ? __radix_tree_lookup+0x4c0/0x4c0
[  259.232193]  ? find_get_entry+0x2f2/0xc40
[  259.236339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.241869]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  259.246800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.252342]  ? should_fail+0x22d/0xd01
[  259.256240]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.261342]  ? __lock_is_held+0xb5/0x140
[  259.265407]  ? __lock_is_held+0xb5/0x140
[  259.269468]  ? find_held_lock+0x36/0x1c0
[  259.273533]  ? ___might_sleep+0x1ed/0x300
[  259.277678]  ? lock_release+0x970/0x970
[  259.281655]  ? arch_local_save_flags+0x40/0x40
[  259.286252]  ? __might_sleep+0x95/0x190
[  259.290236]  __alloc_pages_nodemask+0xa80/0xde0
[  259.294913]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  259.299936]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.305743]  ? kasan_check_read+0x11/0x20
[  259.309895]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.315177]  ? graph_lock+0x170/0x170
[  259.318978]  ? print_usage_bug+0xc0/0xc0
[  259.323045]  ? graph_lock+0x170/0x170
[  259.326843]  ? graph_lock+0x170/0x170
[  259.330645]  ? __do_page_cache_readahead+0x7ce/0x980
[  259.335764]  ? find_held_lock+0x36/0x1c0
[  259.339829]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  259.345369]  alloc_pages_current+0x10c/0x210
[  259.349776]  ? lock_downgrade+0x900/0x900
[  259.353931]  __page_cache_alloc+0x38f/0x5b0
[  259.358254]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.364049]  ? kasan_check_read+0x11/0x20
[  259.368198]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.373480]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  259.378146]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.383687]  ? check_preemption_disabled+0x48/0x200
[  259.388724]  filemap_fault+0x1594/0x25f0
[  259.392797]  ? __lock_page_or_retry+0xa00/0xa00
[  259.397465]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.403264]  ? kasan_check_read+0x11/0x20
[  259.407411]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.412687]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  259.417801]  ? rcu_bh_qs+0xc0/0xc0
[  259.421356]  ? trace_hardirqs_on+0xbd/0x310
[  259.425680]  ? kasan_check_read+0x11/0x20
[  259.429826]  ? __free_object+0x173/0x340
[  259.433893]  ? filemap_map_pages+0xdea/0x1980
[  259.438392]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  259.443491]  ? __free_object+0x173/0x340
[  259.447554]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  259.452825]  ? debug_object_free+0x325/0x690
[  259.457260]  ? find_get_pages_range_tag+0x1320/0x1320
[  259.462447]  ? graph_lock+0x170/0x170
[  259.466261]  ? kasan_check_read+0x11/0x20
[  259.470409]  ? debug_object_destroy+0x2b0/0x2b0
[  259.475089]  ? lock_acquire+0x1ed/0x520
[  259.479066]  ? ext4_filemap_fault+0x7a/0xad
[  259.483381]  ? lock_release+0x970/0x970
[  259.487346]  ? arch_local_save_flags+0x40/0x40
[  259.491934]  ? futex_wait_setup+0x3e0/0x3e0
[  259.496271]  ? down_read+0xb0/0x1d0
[  259.499897]  ? ext4_filemap_fault+0x7a/0xad
[  259.504216]  ? __down_interruptible+0x700/0x700
[  259.508908]  ext4_filemap_fault+0x82/0xad
[  259.513058]  __do_fault+0x100/0x6b0
[  259.516690]  ? print_bad_pte+0x6c0/0x6c0
[  259.520761]  ? do_futex+0x249/0x26d0
[  259.524474]  ? finish_task_switch+0x1f5/0x900
[  259.528972]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.533463]  ? pmd_val+0x88/0x100
[  259.536914]  ? add_mm_counter_fast+0xd0/0xd0
[  259.541325]  ? pmd_val+0x88/0x100
[  259.544810]  ? add_mm_counter_fast+0xd0/0xd0
[  259.549224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.554780]  __handle_mm_fault+0x3709/0x53e0
[  259.559196]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  259.564045]  ? graph_lock+0x170/0x170
[  259.567878]  ? print_usage_bug+0xc0/0xc0
[  259.571936]  ? __switch_to_asm+0x34/0x70
[  259.575998]  ? graph_lock+0x170/0x170
[  259.579794]  ? graph_lock+0x170/0x170
[  259.583615]  ? handle_mm_fault+0x42a/0xc70
[  259.587850]  ? lock_downgrade+0x900/0x900
[  259.591999]  ? check_preemption_disabled+0x48/0x200
[  259.597021]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.602820]  ? kasan_check_read+0x11/0x20
[  259.606969]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.612265]  ? rcu_bh_qs+0xc0/0xc0
[  259.615797]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.621255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.626795]  ? check_preemption_disabled+0x48/0x200
[  259.631819]  handle_mm_fault+0x54f/0xc70
[  259.635882]  ? __handle_mm_fault+0x53e0/0x53e0
[  259.640469]  ? find_vma+0x34/0x190
[  259.644017]  __do_page_fault+0x67d/0xed0
[  259.648084]  ? mm_fault_error+0x380/0x380
[  259.652251]  ? trace_hardirqs_off+0xb8/0x300
[  259.656659]  ? trace_hardirqs_on+0x310/0x310
[  259.661063]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  259.666424]  ? trace_hardirqs_on+0x310/0x310
[  259.670838]  do_page_fault+0xf2/0x7e0
[  259.674642]  ? vmalloc_sync_all+0x30/0x30
[  259.678789]  ? error_entry+0x70/0xd0
[  259.682510]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.687525]  ? trace_hardirqs_on_caller+0xc0/0x300
[  259.692457]  ? syscall_return_slowpath+0x5e0/0x5e0
[  259.697384]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.702258]  ? trace_hardirqs_off+0x300/0x300
[  259.706752]  ? trace_hardirqs_off_caller+0x300/0x300
[  259.711862]  ? prepare_exit_to_usermode+0x291/0x3b0
[  259.716910]  ? page_fault+0x8/0x30
[  259.720452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.725298]  ? page_fault+0x8/0x30
[  259.728839]  page_fault+0x1e/0x30
[  259.732288] RIP: 0033:0x45ddf3
[  259.735491] Code: Bad RIP value.
[  259.738852] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  259.744216] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  259.751508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  259.758858] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  259.766122] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  259.773411] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  259.780697] warn_alloc_show_mem: 1 callbacks suppressed
[  259.780709] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  259.780711] Mem-Info:
[  259.780750] active_anon:44712 inactive_anon:372 isolated_anon:0
[  259.780750]  active_file:15 inactive_file:12 isolated_file:0
[  259.780750]  unevictable:0 dirty:0 writeback:0 unstable:0
[  259.780750]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  259.780750]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  259.780750]  free:13792 free_pcp:444 free_cma:0
[  259.786092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  259.786101] Call Trace:
[  259.793295] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  259.795690]  <IRQ>
[  259.828466] Node 0 
[  259.838296]  dump_stack+0x1c4/0x2b4
[  259.840877] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  259.869304]  ? dump_stack_print_info.cold.2+0x52/0x52
[  259.871430] lowmem_reserve[]:
[  259.873671]  warn_alloc.cold.118+0xb7/0x1bd
[  259.877257]  0 2817
[  259.903246]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  259.903264]  ? lock_downgrade+0x900/0x900
[  259.908419]  6321 6321
[  259.908428] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  259.908448] lowmem_reserve[]: 0 0 3503 3503
[  259.908461] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  259.908481] lowmem_reserve[]: 0 0 0 0
[  259.908494] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  259.908551] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  259.908610] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  259.908667] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  259.908672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  259.908675] 407 total pagecache pages
[  259.908685] 0 pages in swap cache
[  259.908690] Swap cache stats: add 0, delete 0, find 0/0
[  259.908693] Free swap  = 0kB
[  259.908696] Total swap = 0kB
[  259.908699] 1965979 pages RAM
[  259.908702] 0 pages HighMem/MovableOnly
[  259.908704] 342744 pages reserved
[  259.908707] 0 pages cma reserved
[  259.908783] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  259.911849]  ? trace_hardirqs_off+0xb8/0x300
[  259.916203] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  259.918381]  ? trace_hardirqs_off+0xb8/0x300
[  259.923226] syz-fuzzer cpuset=
[  259.927371]  __alloc_pages_slowpath+0x2667/0x2d80
[  259.929839] /
[  259.958419]  ? warn_alloc+0x120/0x120
[  259.962683]  mems_allowed=0
[  260.139761]  ? graph_lock+0x170/0x170
[  260.143566]  ? warn_alloc+0x120/0x120
[  260.147370]  ? print_usage_bug+0xc0/0xc0
[  260.156748]  ? warn_alloc+0x120/0x120
[  260.162559]  ? print_usage_bug+0xc0/0xc0
[  260.166627]  ? __lock_is_held+0xb5/0x140
[  260.170693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.176241]  ? should_fail+0x22d/0xd01
[  260.180133]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.185237]  ? __lock_acquire+0x7ec/0x4ec0
[  260.189475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.195046]  ? __lock_acquire+0x7ec/0x4ec0
[  260.199277]  ? should_fail+0x22d/0xd01
[  260.203174]  ? mark_held_locks+0x130/0x130
[  260.207417]  ? mark_held_locks+0x130/0x130
[  260.211782]  ? do_raw_spin_unlock+0xa7/0x2f0
[  260.216201]  ? graph_lock+0x170/0x170
[  260.219998]  ? print_usage_bug+0xc0/0xc0
[  260.224536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.230570]  ? check_preemption_disabled+0x48/0x200
[  260.235587]  ? check_preemption_disabled+0x48/0x200
[  260.240610]  ? __lock_is_held+0xb5/0x140
[  260.244677]  __alloc_pages_nodemask+0xa80/0xde0
[  260.249776]  ? graph_lock+0x170/0x170
[  260.253582]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.258593]  ? graph_lock+0x170/0x170
[  260.262908]  ? find_held_lock+0x36/0x1c0
[  260.266981]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.271649]  ? lock_downgrade+0x900/0x900
[  260.275804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.281342]  cache_grow_begin+0x91/0x8c0
[  260.285768]  ? do_raw_spin_unlock+0xa7/0x2f0
[  260.290182]  fallback_alloc+0x203/0x2e0
[  260.294166]  ____cache_alloc_node+0x1c7/0x1e0
[  260.298670]  kmem_cache_alloc_node+0xe3/0x730
[  260.303169]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.307415]  __alloc_skb+0x119/0x770
[  260.311130]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.316412]  ? skb_scrub_packet+0x490/0x490
[  260.321170]  ? lock_downgrade+0x900/0x900
[  260.325783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.331321]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.336780]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.342232]  ? addrconf_rs_timer+0x6f0/0x6f0
[  260.346656]  ndisc_alloc_skb+0x144/0x340
[  260.350732]  ndisc_send_rs+0x331/0x6e0
[  260.355569]  addrconf_rs_timer+0x3c0/0x6f0
[  260.359809]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.364057]  call_timer_fn+0x272/0x920
[  260.367943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.372177]  ? process_timeout+0x40/0x40
[  260.376235]  ? find_held_lock+0x36/0x1c0
[  260.380302]  ? __run_timers+0x7da/0xc70
[  260.384279]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.389209]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.393702]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.398395]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  260.406083]  ? trace_hardirqs_on+0xbd/0x310
[  260.410404]  ? kasan_check_read+0x11/0x20
[  260.414557]  ? __run_timers+0x7da/0xc70
[  260.419049]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.424516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.428763]  __run_timers+0x7e5/0xc70
[  260.432574]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  260.437938]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.442959]  ? graph_lock+0x170/0x170
[  260.446762]  ? enqueue_hrtimer+0x1a5/0x560
[  260.451473]  ? lock_release+0x970/0x970
[  260.455449]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.460643]  ? find_held_lock+0x36/0x1c0
[  260.464705]  ? graph_lock+0x170/0x170
[  260.468520]  ? pvclock_read_flags+0x160/0x160
[  260.473016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.483395]  ? check_preemption_disabled+0x48/0x200
[  260.488424]  ? __lock_is_held+0xb5/0x140
[  260.492488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.498024]  ? check_preemption_disabled+0x48/0x200
[  260.503049]  run_timer_softirq+0x52/0xb0
[  260.507107]  ? rcu_read_lock_sched_held+0x108/0x120
[  260.512598]  __do_softirq+0x30b/0xad8
[  260.516410]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  260.521529]  ? pvclock_read_flags+0x160/0x160
[  260.526504]  ? lapic_next_event+0x5a/0x90
[  260.530652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.536187]  ? check_preemption_disabled+0x48/0x200
[  260.541200]  ? check_preemption_disabled+0x48/0x200
[  260.546683]  ? kvm_clock_read+0x18/0x30
[  260.550655]  ? kvm_sched_clock_read+0x9/0x20
[  260.555520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.561057]  ? check_preemption_disabled+0x48/0x200
[  260.566088]  irq_exit+0x17f/0x1c0
[  260.569545]  smp_apic_timer_interrupt+0x1cb/0x760
[  260.574823]  ? smp_call_function_single_interrupt+0x650/0x650
[  260.580703]  ? interrupt_entry+0xb5/0xf0
[  260.584786]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.590292]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.595312]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.600150]  ? trace_hardirqs_off+0x300/0x300
[  260.604641]  ? trace_hardirqs_off+0x300/0x300
[  260.609137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.615561]  ? check_preemption_disabled+0x48/0x200
[  260.620576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.626120]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.630973]  apic_timer_interrupt+0xf/0x20
[  260.635200]  </IRQ>
[  260.637951] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  260.643375] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  260.662271] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  260.669981] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  260.677739] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  260.685005] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  260.692269] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  260.699550] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  260.707328]  skb_clone+0x1bb/0x500
[  260.711388]  ? finish_task_switch+0x2f5/0x900
[  260.715884]  ? skb_split+0x11e0/0x11e0
[  260.719771]  ? preempt_notifier_register+0x200/0x200
[  260.724868]  ? __switch_to_asm+0x34/0x70
[  260.733587]  ? __switch_to_asm+0x34/0x70
[  260.737651]  ? __switch_to_asm+0x40/0x70
[  260.742204]  ? __switch_to_asm+0x34/0x70
[  260.746264]  ? __switch_to_asm+0x40/0x70
[  260.750320]  ? __switch_to_asm+0x34/0x70
[  260.754377]  ? __switch_to_asm+0x40/0x70
[  260.758432]  ? __switch_to_asm+0x34/0x70
[  260.762488]  ? __switch_to_asm+0x34/0x70
[  260.767029]  ? __switch_to_asm+0x40/0x70
[  260.771090]  ? __switch_to_asm+0x34/0x70
[  260.775600]  bpf_clone_redirect+0xb9/0x490
[  260.779922]  ? __schedule+0x874/0x1ed0
[  260.783819]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  260.788839]  ? __sched_text_start+0x8/0x8
[  260.792989]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  260.797787]  ? find_held_lock+0x36/0x1c0
[  260.801852]  ? lock_acquire+0x1ed/0x520
[  260.811754]  ? bpf_test_run+0x32e/0x5a0
[  260.815741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.821284]  ? check_preemption_disabled+0x48/0x200
[  260.826309]  ? kasan_check_read+0x11/0x20
[  260.830458]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.836207]  ? rcu_bh_qs+0xc0/0xc0
[  260.839763]  ? preempt_schedule+0x4d/0x60
[  260.844375]  ? ___preempt_schedule+0x16/0x18
[  260.848792]  ? bpf_test_run+0x1c0/0x5a0
[  260.852777]  ? netlink_diag_dump+0x2a0/0x2a0
[  260.857190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.863212]  ? bpf_test_init.isra.9+0x70/0x100
[  260.867797]  ? bpf_prog_test_run_skb+0x634/0xb40
[  260.873043]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  260.877883]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  260.883416]  ? fput+0x130/0x1a0
[  260.886696]  ? __bpf_prog_get+0x9b/0x290
[  260.890770]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  260.896127]  ? bpf_prog_test_run+0x130/0x1a0
[  260.901045]  ? __x64_sys_bpf+0x3d8/0x510
[  260.905562]  ? bpf_prog_get+0x20/0x20
[  260.909382]  ? do_syscall_64+0x1b9/0x820
[  260.913440]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  260.918809]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.924166]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.929008]  ? trace_hardirqs_off+0x300/0x300
[  260.933950]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  260.938969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.944506]  ? prepare_exit_to_usermode+0x291/0x3b0
[  260.949527]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.954390]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  260.960284] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  260.960371] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.967226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.967237] Call Trace:
[  260.967243]  <IRQ>
[  260.967259]  dump_stack+0x1c4/0x2b4
[  260.967279]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.973814] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.983119]  warn_alloc.cold.118+0xb7/0x1bd
[  260.985667] syz-executor3 cpuset=
[  260.987811]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.991408] syz3
[  260.996589]  ? lock_downgrade+0x900/0x900
[  261.007048]  mems_allowed=0
[  261.011360]  ? trace_hardirqs_off+0xb8/0x300
[  261.033033]  ? trace_hardirqs_off+0xb8/0x300
[  261.037451]  __alloc_pages_slowpath+0x2667/0x2d80
[  261.042338]  ? warn_alloc+0x120/0x120
[  261.046147]  ? warn_alloc+0x120/0x120
[  261.049950]  ? print_usage_bug+0xc0/0xc0
[  261.054012]  ? warn_alloc+0x120/0x120
[  261.057804]  ? print_usage_bug+0xc0/0xc0
[  261.061849]  ? __lock_acquire+0x7ec/0x4ec0
[  261.066073]  ? __lock_acquire+0x7ec/0x4ec0
[  261.070342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.075878]  ? should_fail+0x22d/0xd01
[  261.079947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.085052]  ? __lock_acquire+0x7ec/0x4ec0
[  261.089294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.094414]  ? __lock_acquire+0x7ec/0x4ec0
[  261.098649]  ? should_fail+0x22d/0xd01
[  261.102559]  ? mark_held_locks+0x130/0x130
[  261.106820]  ? mark_held_locks+0x130/0x130
[  261.111058]  ? graph_lock+0x170/0x170
[  261.114944]  ? graph_lock+0x170/0x170
[  261.118756]  ? graph_lock+0x170/0x170
[  261.122554]  ? print_usage_bug+0xc0/0xc0
[  261.126615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.132148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.137725]  ? check_preemption_disabled+0x48/0x200
[  261.142759]  ? check_preemption_disabled+0x48/0x200
[  261.147789]  ? __lock_is_held+0xb5/0x140
[  261.151860]  __alloc_pages_nodemask+0xa80/0xde0
[  261.156531]  ? graph_lock+0x170/0x170
[  261.160323]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.165329]  ? graph_lock+0x170/0x170
[  261.169142]  ? find_held_lock+0x36/0x1c0
[  261.173215]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.177887]  ? lock_downgrade+0x900/0x900
[  261.182045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.187591]  cache_grow_begin+0x91/0x8c0
[  261.191656]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.196074]  fallback_alloc+0x203/0x2e0
[  261.200057]  ____cache_alloc_node+0x1c7/0x1e0
[  261.204556]  kmem_cache_alloc_node+0xe3/0x730
[  261.209069]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.213333]  __alloc_skb+0x119/0x770
[  261.217049]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.222330]  ? skb_scrub_packet+0x490/0x490
[  261.226652]  ? lock_downgrade+0x900/0x900
[  261.230815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.236368]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.241830]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.247307]  ? addrconf_rs_timer+0x6f0/0x6f0
[  261.251739]  ndisc_alloc_skb+0x144/0x340
[  261.255813]  ndisc_send_rs+0x331/0x6e0
[  261.259710]  addrconf_rs_timer+0x3c0/0x6f0
[  261.263964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.268212]  call_timer_fn+0x272/0x920
[  261.272107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.276344]  ? process_timeout+0x40/0x40
[  261.280422]  ? find_held_lock+0x36/0x1c0
[  261.284488]  ? mark_held_locks+0xc7/0x130
[  261.288644]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.293137]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.297634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.301869]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  261.306456]  ? trace_hardirqs_on+0xbd/0x310
[  261.310797]  ? kasan_check_read+0x11/0x20
[  261.314948]  ? __run_timers+0x7da/0xc70
[  261.318925]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.324380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.328620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.332856]  __run_timers+0x7e5/0xc70
[  261.336674]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  261.342050]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.347070]  ? graph_lock+0x170/0x170
[  261.350886]  ? print_usage_bug+0xc0/0xc0
[  261.354944]  ? lock_release+0x970/0x970
[  261.358921]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.364119]  ? find_held_lock+0x36/0x1c0
[  261.368183]  ? graph_lock+0x170/0x170
[  261.371991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.377531]  ? check_preemption_disabled+0x48/0x200
[  261.382561]  ? __lock_is_held+0xb5/0x140
[  261.386621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.392157]  ? check_preemption_disabled+0x48/0x200
[  261.397194]  run_timer_softirq+0x52/0xb0
[  261.401257]  ? rcu_read_lock_sched_held+0x108/0x120
[  261.406277]  __do_softirq+0x30b/0xad8
[  261.410091]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  261.415218]  ? pvclock_read_flags+0x160/0x160
[  261.419723]  ? lapic_next_event+0x5a/0x90
[  261.423877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.429417]  ? check_preemption_disabled+0x48/0x200
[  261.434436]  ? check_preemption_disabled+0x48/0x200
[  261.439456]  ? kvm_clock_read+0x18/0x30
[  261.443421]  ? kvm_sched_clock_read+0x9/0x20
[  261.447826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.453365]  ? check_preemption_disabled+0x48/0x200
[  261.458397]  irq_exit+0x17f/0x1c0
[  261.461844]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.466682]  ? smp_reschedule_interrupt+0x109/0x650
[  261.471689]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.477585]  ? interrupt_entry+0xb5/0xf0
[  261.481645]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.486659]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.491678]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.496522]  ? trace_hardirqs_off+0x300/0x300
[  261.501017]  ? trace_hardirqs_off+0x300/0x300
[  261.505511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.511053]  ? check_preemption_disabled+0x48/0x200
[  261.516071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.521626]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.526476]  apic_timer_interrupt+0xf/0x20
[  261.530730]  </IRQ>
[  261.532969] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  261.538160] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  261.557058] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  261.564767] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  261.572032] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  261.579300] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  261.586565] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  261.593833] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  261.601143]  retint_kernel+0x1b/0x2d
[  261.604858] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  261.610135] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  261.629036] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  261.636750] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  261.644020] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  261.651285] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  261.658552] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  261.665822] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  261.673111]  ? arch_local_irq_restore+0x45/0x52
[  261.677788]  dump_stack+0x26a/0x2b4
[  261.681436]  ? dump_stack_print_info.cold.2+0x52/0x52
[  261.686642]  ? mark_held_locks+0x130/0x130
[  261.690881]  ? mark_held_locks+0x130/0x130
[  261.695120]  dump_header+0x27b/0xf72
[  261.698849]  ? pagefault_out_of_memory+0x197/0x197
[  261.703788]  ? mark_held_locks+0x130/0x130
[  261.708021]  ? __lock_acquire+0x7ec/0x4ec0
[  261.712258]  ? mem_cgroup_charge_statistics+0x780/0x780
[  261.717618]  ? print_usage_bug+0xc0/0xc0
[  261.721681]  ? print_usage_bug+0xc0/0xc0
[  261.725752]  ? graph_lock+0x170/0x170
[  261.729544]  ? graph_lock+0x170/0x170
[  261.733336]  ? print_usage_bug+0xc0/0xc0
[  261.737396]  ? print_usage_bug+0xc0/0xc0
[  261.741467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.747010]  ? find_held_lock+0x36/0x1c0
[  261.751082]  ? mark_held_locks+0xc7/0x130
[  261.755252]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  261.760353]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  261.765458]  ? lockdep_hardirqs_on+0x421/0x5c0
[  261.770040]  ? trace_hardirqs_on+0xbd/0x310
[  261.774361]  ? kasan_check_read+0x11/0x20
[  261.778507]  ? ___ratelimit+0x36f/0x655
[  261.782485]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.787936]  ? trace_hardirqs_on+0x310/0x310
[  261.792350]  ? lock_downgrade+0x900/0x900
[  261.796494]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  261.801601]  ? ___ratelimit+0xaa/0x655
[  261.805493]  ? idr_get_free+0xec0/0xec0
[  261.809478]  ? kasan_check_write+0x14/0x20
[  261.813714]  ? do_raw_spin_lock+0xc1/0x200
[  261.817965]  oom_kill_process.cold.27+0x10/0x903
[  261.822729]  ? graph_lock+0x170/0x170
[  261.826531]  ? _raw_spin_unlock+0x2c/0x50
[  261.830680]  ? oom_badness+0xe6/0xaa0
[  261.834487]  ? oom_evaluate_task+0x540/0x540
[  261.838901]  ? find_held_lock+0x36/0x1c0
[  261.842970]  ? out_of_memory+0x974/0x14c0
[  261.847120]  ? lock_downgrade+0x900/0x900
[  261.851288]  ? check_preemption_disabled+0x48/0x200
[  261.856300]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  261.862090]  ? kasan_check_read+0x11/0x20
[  261.866266]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.871535]  ? rcu_bh_qs+0xc0/0xc0
[  261.875081]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.880097]  ? oom_evaluate_task+0x302/0x540
[  261.884512]  out_of_memory+0xa86/0x14c0
[  261.888498]  ? oom_killer_disable+0x3a0/0x3a0
[  261.892993]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  261.897926]  ? __mutex_add_waiter+0x2a0/0x2a0
[  261.902432]  __alloc_pages_slowpath+0x2318/0x2d80
[  261.907306]  ? warn_alloc+0x120/0x120
[  261.911111]  ? __radix_tree_lookup+0x4c0/0x4c0
[  261.915714]  ? find_get_entry+0x2f2/0xc40
[  261.919884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.925412]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  261.930335]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.935877]  ? should_fail+0x22d/0xd01
[  261.939769]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.944872]  ? __lock_is_held+0xb5/0x140
[  261.948963]  ? __lock_is_held+0xb5/0x140
[  261.953033]  ? find_held_lock+0x36/0x1c0
[  261.957097]  ? ___might_sleep+0x1ed/0x300
[  261.961250]  ? lock_release+0x970/0x970
[  261.965233]  ? arch_local_save_flags+0x40/0x40
[  261.969826]  ? __might_sleep+0x95/0x190
[  261.973804]  __alloc_pages_nodemask+0xa80/0xde0
[  261.978482]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.983493]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  261.989281]  ? kasan_check_read+0x11/0x20
[  261.993460]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.998746]  ? graph_lock+0x170/0x170
[  262.002551]  ? print_usage_bug+0xc0/0xc0
[  262.006615]  ? graph_lock+0x170/0x170
[  262.010414]  ? graph_lock+0x170/0x170
[  262.014216]  ? __do_page_cache_readahead+0x7ce/0x980
[  262.019332]  ? find_held_lock+0x36/0x1c0
[  262.023397]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  262.028941]  alloc_pages_current+0x10c/0x210
[  262.033351]  ? lock_downgrade+0x900/0x900
[  262.037518]  __page_cache_alloc+0x38f/0x5b0
[  262.041844]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.047633]  ? kasan_check_read+0x11/0x20
[  262.051777]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.057059]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  262.061740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.067285]  ? check_preemption_disabled+0x48/0x200
[  262.072307]  filemap_fault+0x1594/0x25f0
[  262.076368]  ? __lock_page_or_retry+0xa00/0xa00
[  262.081030]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.086840]  ? kasan_check_read+0x11/0x20
[  262.090992]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.096272]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  262.101372]  ? rcu_bh_qs+0xc0/0xc0
[  262.104911]  ? trace_hardirqs_on+0xbd/0x310
[  262.109236]  ? kasan_check_read+0x11/0x20
[  262.113382]  ? __free_object+0x173/0x340
[  262.117450]  ? filemap_map_pages+0xdea/0x1980
[  262.121946]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  262.127039]  ? __free_object+0x173/0x340
[  262.131098]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  262.136374]  ? debug_object_free+0x325/0x690
[  262.140784]  ? find_get_pages_range_tag+0x1320/0x1320
[  262.145982]  ? graph_lock+0x170/0x170
[  262.149807]  ? kasan_check_read+0x11/0x20
[  262.153957]  ? debug_object_destroy+0x2b0/0x2b0
[  262.158636]  ? lock_acquire+0x1ed/0x520
[  262.162608]  ? ext4_filemap_fault+0x7a/0xad
[  262.166937]  ? lock_release+0x970/0x970
[  262.170914]  ? arch_local_save_flags+0x40/0x40
[  262.175499]  ? futex_wait_setup+0x3e0/0x3e0
[  262.179847]  ? down_read+0xb0/0x1d0
[  262.183471]  ? ext4_filemap_fault+0x7a/0xad
[  262.187794]  ? __down_interruptible+0x700/0x700
[  262.192486]  ext4_filemap_fault+0x82/0xad
[  262.196644]  __do_fault+0x100/0x6b0
[  262.200278]  ? print_bad_pte+0x6c0/0x6c0
[  262.204341]  ? do_futex+0x249/0x26d0
[  262.208055]  ? finish_task_switch+0x1f5/0x900
[  262.213056]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.217550]  ? pmd_val+0x88/0x100
[  262.221002]  ? add_mm_counter_fast+0xd0/0xd0
[  262.225406]  ? pmd_val+0x88/0x100
[  262.228860]  ? add_mm_counter_fast+0xd0/0xd0
[  262.233273]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.238819]  __handle_mm_fault+0x3709/0x53e0
[  262.243243]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  262.248096]  ? graph_lock+0x170/0x170
[  262.251897]  ? print_usage_bug+0xc0/0xc0
[  262.255958]  ? __switch_to_asm+0x34/0x70
[  262.260021]  ? graph_lock+0x170/0x170
[  262.263823]  ? graph_lock+0x170/0x170
[  262.267646]  ? handle_mm_fault+0x42a/0xc70
[  262.271884]  ? lock_downgrade+0x900/0x900
[  262.276034]  ? check_preemption_disabled+0x48/0x200
[  262.281062]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.286862]  ? kasan_check_read+0x11/0x20
[  262.291010]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.296287]  ? rcu_bh_qs+0xc0/0xc0
[  262.299826]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.305280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.310820]  ? check_preemption_disabled+0x48/0x200
[  262.315846]  handle_mm_fault+0x54f/0xc70
[  262.319913]  ? __handle_mm_fault+0x53e0/0x53e0
[  262.324498]  ? find_vma+0x34/0x190
[  262.328045]  __do_page_fault+0x67d/0xed0
[  262.332113]  ? mm_fault_error+0x380/0x380
[  262.336265]  ? trace_hardirqs_off+0xb8/0x300
[  262.340665]  ? trace_hardirqs_on+0x310/0x310
[  262.345068]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.350435]  ? trace_hardirqs_on+0x310/0x310
[  262.354852]  do_page_fault+0xf2/0x7e0
[  262.358656]  ? vmalloc_sync_all+0x30/0x30
[  262.362810]  ? error_entry+0x70/0xd0
[  262.366528]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.371545]  ? trace_hardirqs_on_caller+0xc0/0x300
[  262.376480]  ? syscall_return_slowpath+0x5e0/0x5e0
[  262.381408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.386255]  ? trace_hardirqs_off+0x300/0x300
[  262.390752]  ? trace_hardirqs_off_caller+0x300/0x300
[  262.395863]  ? prepare_exit_to_usermode+0x291/0x3b0
[  262.400881]  ? page_fault+0x8/0x30
[  262.404417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.409259]  ? page_fault+0x8/0x30
[  262.412802]  page_fault+0x1e/0x30
[  262.416254] RIP: 0033:0x45ddf3
[  262.419452] Code: Bad RIP value.
[  262.422814] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  262.428176] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  262.435444] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  262.442709] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  262.449980] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  262.457253] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  262.464558] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  262.464564] warn_alloc_show_mem: 1 callbacks suppressed
[  262.464571] Mem-Info:
[  262.472236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.472245] Call Trace:
[  262.477617] active_anon:44712 inactive_anon:372 isolated_anon:0
[  262.477617]  active_file:15 inactive_file:12 isolated_file:0
[  262.477617]  unevictable:0 dirty:0 writeback:0 unstable:0
[  262.477617]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  262.477617]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  262.477617]  free:13792 free_pcp:444 free_cma:0
[  262.479987]  <IRQ>
[  262.489349] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  262.491931]  dump_stack+0x1c4/0x2b4
[  262.524702] Node 0 
[  262.526880]  ? dump_stack_print_info.cold.2+0x52/0x52
[  262.554460] 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
[  262.558070]  warn_alloc.cold.118+0xb7/0x1bd
[  262.560262] lowmem_reserve[]: 0
[  262.565456]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.590928]  2817 6321
[  262.595747]  ? lock_downgrade+0x900/0x900
[  262.598980]  6321
[  262.604300]  ? trace_hardirqs_off+0xb8/0x300
[  262.606771] Node 0 
[  262.610911]  ? trace_hardirqs_off+0xb8/0x300
[  262.612983] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  262.617361]  __alloc_pages_slowpath+0x2667/0x2d80
[  262.619557] lowmem_reserve[]: 0
[  262.624491]  ? warn_alloc+0x120/0x120
[  262.651418]  0 3503
[  262.656281]  ? warn_alloc+0x120/0x120
[  262.659519]  3503
[  262.664257]  ? print_usage_bug+0xc0/0xc0
[  262.666471] Node 0 
[  262.670261]  ? warn_alloc+0x120/0x120
[  262.672327] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  262.676355]  ? print_usage_bug+0xc0/0xc0
[  262.678562] lowmem_reserve[]: 0
[  262.682361]  ? __lock_acquire+0x7ec/0x4ec0
[  262.710876]  0 0
[  262.714953]  ? __lock_acquire+0x7ec/0x4ec0
[  262.718194]  0
[  262.722432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.724377] Node 0 
[  262.729039]  ? should_fail+0x22d/0xd01
[  262.730809] DMA: 1*4kB 
[  262.736347]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.738555] (U) 
[  262.742436]  ? __lock_acquire+0x7ec/0x4ec0
[  262.744988] 0*8kB 0*16kB 
[  262.750091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.752042] 1*32kB 
[  262.756772]  ? __lock_acquire+0x7ec/0x4ec0
[  262.759502] (U) 
[  262.765051]  ? should_fail+0x22d/0xd01
[  262.767265] 2*64kB 
[  262.771495]  ? mark_held_locks+0x130/0x130
[  262.773434] (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  262.773469] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  262.773544] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  262.773616] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  262.773622] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  262.773625] 407 total pagecache pages
[  262.773636] 0 pages in swap cache
[  262.773641] Swap cache stats: add 0, delete 0, find 0/0
[  262.773643] Free swap  = 0kB
[  262.773646] Total swap = 0kB
[  262.773650] 1965979 pages RAM
[  262.773653] 0 pages HighMem/MovableOnly
[  262.773656] 342744 pages reserved
[  262.773658] 0 pages cma reserved
[  262.773744] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.783172]  ? mark_held_locks+0x130/0x130
[  262.783187]  ? graph_lock+0x170/0x170
[  262.783201]  ? graph_lock+0x170/0x170
[  262.783216]  ? graph_lock+0x170/0x170
[  262.785496] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.790127]  ? print_usage_bug+0xc0/0xc0
[  262.799025] syz-fuzzer cpuset=
[  262.813766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.828649] /
[  262.837479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.846032]  mems_allowed=0
[  262.849824]  ? check_preemption_disabled+0x48/0x200
[  262.941296]  ? check_preemption_disabled+0x48/0x200
[  262.946832]  ? __lock_is_held+0xb5/0x140
[  262.951393]  __alloc_pages_nodemask+0xa80/0xde0
[  262.956062]  ? graph_lock+0x170/0x170
[  262.959866]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  262.964876]  ? graph_lock+0x170/0x170
[  262.968689]  ? find_held_lock+0x36/0x1c0
[  262.973225]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.977894]  ? lock_downgrade+0x900/0x900
[  262.982051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.988039]  cache_grow_begin+0x91/0x8c0
[  262.992100]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.996514]  fallback_alloc+0x203/0x2e0
[  263.000498]  ____cache_alloc_node+0x1c7/0x1e0
[  263.005002]  kmem_cache_alloc_node+0xe3/0x730
[  263.009997]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.014243]  __alloc_skb+0x119/0x770
[  263.018474]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.023763]  ? skb_scrub_packet+0x490/0x490
[  263.028605]  ? lock_downgrade+0x900/0x900
[  263.032766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.038749]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.044204]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.050133]  ? addrconf_rs_timer+0x6f0/0x6f0
[  263.054556]  ndisc_alloc_skb+0x144/0x340
[  263.058624]  ndisc_send_rs+0x331/0x6e0
[  263.062516]  addrconf_rs_timer+0x3c0/0x6f0
[  263.066796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.071493]  call_timer_fn+0x272/0x920
[  263.075445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.080656]  ? process_timeout+0x40/0x40
[  263.084725]  ? find_held_lock+0x36/0x1c0
[  263.088803]  ? __run_timers+0x7da/0xc70
[  263.092779]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.097273]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.102210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.106459]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  263.111510]  ? trace_hardirqs_on+0xbd/0x310
[  263.115835]  ? kasan_check_read+0x11/0x20
[  263.119988]  ? __run_timers+0x7da/0xc70
[  263.123978]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.129503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.133754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.138479]  __run_timers+0x7e5/0xc70
[  263.142758]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  263.148124]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  263.153158]  ? graph_lock+0x170/0x170
[  263.156961]  ? enqueue_hrtimer+0x1a5/0x560
[  263.161203]  ? lock_release+0x970/0x970
[  263.165179]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  263.170792]  ? find_held_lock+0x36/0x1c0
[  263.174855]  ? graph_lock+0x170/0x170
[  263.179119]  ? pvclock_read_flags+0x160/0x160
[  263.183617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.189155]  ? check_preemption_disabled+0x48/0x200
[  263.194185]  ? __lock_is_held+0xb5/0x140
[  263.198760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.204301]  ? check_preemption_disabled+0x48/0x200
[  263.209328]  run_timer_softirq+0x52/0xb0
[  263.213889]  ? rcu_read_lock_sched_held+0x108/0x120
[  263.218906]  __do_softirq+0x30b/0xad8
[  263.222727]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  263.227845]  ? pvclock_read_flags+0x160/0x160
[  263.232340]  ? lapic_next_event+0x5a/0x90
[  263.236945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.242481]  ? check_preemption_disabled+0x48/0x200
[  263.247496]  ? check_preemption_disabled+0x48/0x200
[  263.252514]  ? kvm_clock_read+0x18/0x30
[  263.256491]  ? kvm_sched_clock_read+0x9/0x20
[  263.260898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.266439]  ? check_preemption_disabled+0x48/0x200
[  263.271959]  irq_exit+0x17f/0x1c0
[  263.275415]  smp_apic_timer_interrupt+0x1cb/0x760
[  263.280261]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.286147]  ? interrupt_entry+0xb5/0xf0
[  263.290209]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.295225]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.300750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.306089]  ? trace_hardirqs_off+0x300/0x300
[  263.310589]  ? trace_hardirqs_off+0x300/0x300
[  263.315095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.320644]  ? check_preemption_disabled+0x48/0x200
[  263.326176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.331742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.336708]  apic_timer_interrupt+0xf/0x20
[  263.340951]  </IRQ>
[  263.343207] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  263.348152] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  263.368038] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  263.375762] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  263.383041] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  263.390320] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  263.398076] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  263.405810] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  263.413139]  skb_clone+0x1bb/0x500
[  263.416686]  ? finish_task_switch+0x2f5/0x900
[  263.421193]  ? skb_split+0x11e0/0x11e0
[  263.425087]  ? preempt_notifier_register+0x200/0x200
[  263.431177]  ? __switch_to_asm+0x34/0x70
[  263.440917]  ? __switch_to_asm+0x34/0x70
[  263.444983]  ? __switch_to_asm+0x40/0x70
[  263.449047]  ? __switch_to_asm+0x34/0x70
[  263.453106]  ? __switch_to_asm+0x40/0x70
[  263.457165]  ? __switch_to_asm+0x34/0x70
[  263.461225]  ? __switch_to_asm+0x40/0x70
[  263.465778]  ? __switch_to_asm+0x34/0x70
[  263.469843]  ? __switch_to_asm+0x34/0x70
[  263.473902]  ? __switch_to_asm+0x40/0x70
[  263.477959]  ? __switch_to_asm+0x34/0x70
[  263.482031]  bpf_clone_redirect+0xb9/0x490
[  263.486273]  ? __schedule+0x874/0x1ed0
[  263.490170]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  263.495706]  ? __sched_text_start+0x8/0x8
[  263.499873]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.504650]  ? find_held_lock+0x36/0x1c0
[  263.508736]  ? lock_acquire+0x1ed/0x520
[  263.512716]  ? bpf_test_run+0x32e/0x5a0
[  263.516713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.522277]  ? check_preemption_disabled+0x48/0x200
[  263.527783]  ? kasan_check_read+0x11/0x20
[  263.531935]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.537217]  ? rcu_bh_qs+0xc0/0xc0
[  263.540764]  ? preempt_schedule+0x4d/0x60
[  263.544916]  ? ___preempt_schedule+0x16/0x18
[  263.549828]  ? bpf_test_run+0x1c0/0x5a0
[  263.553812]  ? netlink_diag_dump+0x2a0/0x2a0
[  263.558748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.564288]  ? bpf_test_init.isra.9+0x70/0x100
[  263.568877]  ? bpf_prog_test_run_skb+0x634/0xb40
[  263.573642]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  263.578484]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  263.584472]  ? fput+0x130/0x1a0
[  263.587758]  ? __bpf_prog_get+0x9b/0x290
[  263.591822]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  263.596661]  ? bpf_prog_test_run+0x130/0x1a0
[  263.601513]  ? __x64_sys_bpf+0x3d8/0x510
[  263.605573]  ? bpf_prog_get+0x20/0x20
[  263.609396]  ? do_syscall_64+0x1b9/0x820
[  263.613458]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  263.619267]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.624197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.629485]  ? trace_hardirqs_off+0x300/0x300
[  263.633986]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  263.639009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.644550]  ? prepare_exit_to_usermode+0x291/0x3b0
[  263.650083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.654940]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  263.660788] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  263.660862] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.667736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.667742] Call Trace:
[  263.667749]  <IRQ>
[  263.667770]  dump_stack+0x1c4/0x2b4
[  263.667787]  ? dump_stack_print_info.cold.2+0x52/0x52
[  263.667813]  warn_alloc.cold.118+0xb7/0x1bd
[  263.674350] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.683657]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.686737] syz-executor3 cpuset=
[  263.688884]  ? lock_downgrade+0x900/0x900
[  263.692479] syz3
[  263.697669]  ? trace_hardirqs_off+0xb8/0x300
[  263.701962]  mems_allowed=0
[  263.712440]  ? trace_hardirqs_off+0xb8/0x300
[  263.712456]  __alloc_pages_slowpath+0x2667/0x2d80
[  263.712480]  ? warn_alloc+0x120/0x120
[  263.712491]  ? warn_alloc+0x120/0x120
[  263.712501]  ? print_usage_bug+0xc0/0xc0
[  263.712509]  ? warn_alloc+0x120/0x120
[  263.712517]  ? print_usage_bug+0xc0/0xc0
[  263.712526]  ? __lock_acquire+0x7ec/0x4ec0
[  263.712533]  ? __lock_acquire+0x7ec/0x4ec0
[  263.712544]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.712553]  ? should_fail+0x22d/0xd01
[  263.712564]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.712572]  ? __lock_acquire+0x7ec/0x4ec0
[  263.712582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.712589]  ? __lock_acquire+0x7ec/0x4ec0
[  263.712596]  ? should_fail+0x22d/0xd01
[  263.712609]  ? mark_held_locks+0x130/0x130
[  263.712619]  ? mark_held_locks+0x130/0x130
[  263.712627]  ? graph_lock+0x170/0x170
[  263.712634]  ? graph_lock+0x170/0x170
[  263.712643]  ? graph_lock+0x170/0x170
[  263.712650]  ? print_usage_bug+0xc0/0xc0
[  263.712658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.712666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.712676]  ? check_preemption_disabled+0x48/0x200
[  263.712684]  ? check_preemption_disabled+0x48/0x200
[  263.712697]  ? __lock_is_held+0xb5/0x140
[  263.712708]  __alloc_pages_nodemask+0xa80/0xde0
[  263.712716]  ? graph_lock+0x170/0x170
[  263.712744]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.712759]  ? graph_lock+0x170/0x170
[  263.870009]  ? find_held_lock+0x36/0x1c0
[  263.874083]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.878758]  ? lock_downgrade+0x900/0x900
[  263.882917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.888463]  cache_grow_begin+0x91/0x8c0
[  263.892527]  ? do_raw_spin_unlock+0xa7/0x2f0
[  263.896946]  fallback_alloc+0x203/0x2e0
[  263.900927]  ____cache_alloc_node+0x1c7/0x1e0
[  263.905435]  kmem_cache_alloc_node+0xe3/0x730
[  263.909936]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.914183]  __alloc_skb+0x119/0x770
[  263.917902]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.923200]  ? skb_scrub_packet+0x490/0x490
[  263.927544]  ? lock_downgrade+0x900/0x900
[  263.931701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.937271]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.942725]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.948199]  ? addrconf_rs_timer+0x6f0/0x6f0
[  263.952643]  ndisc_alloc_skb+0x144/0x340
[  263.956709]  ndisc_send_rs+0x331/0x6e0
[  263.960615]  addrconf_rs_timer+0x3c0/0x6f0
[  263.964872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.969126]  call_timer_fn+0x272/0x920
[  263.973016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.977256]  ? process_timeout+0x40/0x40
[  263.981316]  ? find_held_lock+0x36/0x1c0
[  263.985384]  ? mark_held_locks+0xc7/0x130
[  263.989536]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.994029]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.998522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.002759]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  264.007344]  ? trace_hardirqs_on+0xbd/0x310
[  264.011664]  ? kasan_check_read+0x11/0x20
[  264.015813]  ? __run_timers+0x7da/0xc70
[  264.019788]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.025250]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.029489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.033726]  __run_timers+0x7e5/0xc70
[  264.037542]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  264.042912]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.047929]  ? graph_lock+0x170/0x170
[  264.051744]  ? print_usage_bug+0xc0/0xc0
[  264.055801]  ? lock_release+0x970/0x970
[  264.059778]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.064976]  ? find_held_lock+0x36/0x1c0
[  264.069043]  ? graph_lock+0x170/0x170
[  264.072849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.078393]  ? check_preemption_disabled+0x48/0x200
[  264.083420]  ? __lock_is_held+0xb5/0x140
[  264.087498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.093033]  ? check_preemption_disabled+0x48/0x200
[  264.098060]  run_timer_softirq+0x52/0xb0
[  264.102125]  ? rcu_read_lock_sched_held+0x108/0x120
[  264.107142]  __do_softirq+0x30b/0xad8
[  264.110956]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  264.116067]  ? pvclock_read_flags+0x160/0x160
[  264.120563]  ? lapic_next_event+0x5a/0x90
[  264.124713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.130272]  ? check_preemption_disabled+0x48/0x200
[  264.135290]  ? check_preemption_disabled+0x48/0x200
[  264.140316]  ? kvm_clock_read+0x18/0x30
[  264.144291]  ? kvm_sched_clock_read+0x9/0x20
[  264.148707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.154262]  ? check_preemption_disabled+0x48/0x200
[  264.159293]  irq_exit+0x17f/0x1c0
[  264.162760]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.167602]  ? smp_reschedule_interrupt+0x109/0x650
[  264.172619]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.178501]  ? interrupt_entry+0xb5/0xf0
[  264.182563]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.187574]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.192593]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.197437]  ? trace_hardirqs_off+0x300/0x300
[  264.201928]  ? trace_hardirqs_off+0x300/0x300
[  264.206424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.212474]  ? check_preemption_disabled+0x48/0x200
[  264.217490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.223038]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.227894]  apic_timer_interrupt+0xf/0x20
[  264.232119]  </IRQ>
[  264.234355] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  264.239542] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  264.258441] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  264.266151] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  264.273415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  264.280692] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  264.287963] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  264.295233] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  264.302531]  retint_kernel+0x1b/0x2d
[  264.306249] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  264.311524] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  264.330421] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  264.338127] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  264.345398] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  264.352667] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  264.359930] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  264.367199] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  264.374515]  ? arch_local_irq_restore+0x45/0x52
[  264.379190]  dump_stack+0x26a/0x2b4
[  264.382821]  ? dump_stack_print_info.cold.2+0x52/0x52
[  264.388017]  ? mark_held_locks+0x130/0x130
[  264.392266]  ? mark_held_locks+0x130/0x130
[  264.396509]  dump_header+0x27b/0xf72
[  264.400239]  ? pagefault_out_of_memory+0x197/0x197
[  264.405174]  ? mark_held_locks+0x130/0x130
[  264.409410]  ? __lock_acquire+0x7ec/0x4ec0
[  264.413637]  ? mem_cgroup_charge_statistics+0x780/0x780
[  264.418997]  ? print_usage_bug+0xc0/0xc0
[  264.423055]  ? print_usage_bug+0xc0/0xc0
[  264.427124]  ? graph_lock+0x170/0x170
[  264.430924]  ? graph_lock+0x170/0x170
[  264.434734]  ? print_usage_bug+0xc0/0xc0
[  264.438798]  ? print_usage_bug+0xc0/0xc0
[  264.442867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.448408]  ? find_held_lock+0x36/0x1c0
[  264.452490]  ? mark_held_locks+0xc7/0x130
[  264.456639]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.461746]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.466848]  ? lockdep_hardirqs_on+0x421/0x5c0
[  264.471432]  ? trace_hardirqs_on+0xbd/0x310
[  264.475753]  ? kasan_check_read+0x11/0x20
[  264.479904]  ? ___ratelimit+0x36f/0x655
[  264.483882]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.489332]  ? trace_hardirqs_on+0x310/0x310
[  264.493797]  ? lock_downgrade+0x900/0x900
[  264.497946]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  264.503055]  ? ___ratelimit+0xaa/0x655
[  264.506944]  ? idr_get_free+0xec0/0xec0
[  264.510918]  ? kasan_check_write+0x14/0x20
[  264.515154]  ? do_raw_spin_lock+0xc1/0x200
[  264.519394]  oom_kill_process.cold.27+0x10/0x903
[  264.524152]  ? graph_lock+0x170/0x170
[  264.527953]  ? _raw_spin_unlock+0x2c/0x50
[  264.532099]  ? oom_badness+0xe6/0xaa0
[  264.535907]  ? oom_evaluate_task+0x540/0x540
[  264.540316]  ? find_held_lock+0x36/0x1c0
[  264.544477]  ? out_of_memory+0x974/0x14c0
[  264.548622]  ? lock_downgrade+0x900/0x900
[  264.552771]  ? check_preemption_disabled+0x48/0x200
[  264.557828]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.563624]  ? kasan_check_read+0x11/0x20
[  264.567788]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.573062]  ? rcu_bh_qs+0xc0/0xc0
[  264.576608]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.581620]  ? oom_evaluate_task+0x302/0x540
[  264.586032]  out_of_memory+0xa86/0x14c0
[  264.590018]  ? oom_killer_disable+0x3a0/0x3a0
[  264.594514]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  264.599444]  ? __mutex_add_waiter+0x2a0/0x2a0
[  264.603948]  __alloc_pages_slowpath+0x2318/0x2d80
[  264.608828]  ? warn_alloc+0x120/0x120
[  264.612632]  ? __radix_tree_lookup+0x4c0/0x4c0
[  264.617236]  ? find_get_entry+0x2f2/0xc40
[  264.621394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.626934]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  264.631861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.637398]  ? should_fail+0x22d/0xd01
[  264.641302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.646438]  ? __lock_is_held+0xb5/0x140
[  264.650528]  ? __lock_is_held+0xb5/0x140
[  264.654597]  ? find_held_lock+0x36/0x1c0
[  264.658660]  ? ___might_sleep+0x1ed/0x300
[  264.662806]  ? lock_release+0x970/0x970
[  264.666782]  ? arch_local_save_flags+0x40/0x40
[  264.671377]  ? __might_sleep+0x95/0x190
[  264.675355]  __alloc_pages_nodemask+0xa80/0xde0
[  264.680029]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  264.685049]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.690846]  ? kasan_check_read+0x11/0x20
[  264.694993]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.700283]  ? graph_lock+0x170/0x170
[  264.704085]  ? print_usage_bug+0xc0/0xc0
[  264.708152]  ? graph_lock+0x170/0x170
[  264.711954]  ? graph_lock+0x170/0x170
[  264.715755]  ? __do_page_cache_readahead+0x7ce/0x980
[  264.720863]  ? find_held_lock+0x36/0x1c0
[  264.724944]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  264.730487]  alloc_pages_current+0x10c/0x210
[  264.734916]  ? lock_downgrade+0x900/0x900
[  264.739071]  __page_cache_alloc+0x38f/0x5b0
[  264.743392]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.749203]  ? kasan_check_read+0x11/0x20
[  264.753367]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.758648]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  264.763317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.768857]  ? check_preemption_disabled+0x48/0x200
[  264.773883]  filemap_fault+0x1594/0x25f0
[  264.777961]  ? __lock_page_or_retry+0xa00/0xa00
[  264.782630]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.788428]  ? kasan_check_read+0x11/0x20
[  264.792578]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.797855]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.802985]  ? rcu_bh_qs+0xc0/0xc0
[  264.806529]  ? trace_hardirqs_on+0xbd/0x310
[  264.810848]  ? kasan_check_read+0x11/0x20
[  264.814991]  ? __free_object+0x173/0x340
[  264.819057]  ? filemap_map_pages+0xdea/0x1980
[  264.823583]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  264.828687]  ? __free_object+0x173/0x340
[  264.832769]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  264.838039]  ? debug_object_free+0x325/0x690
[  264.842451]  ? find_get_pages_range_tag+0x1320/0x1320
[  264.847645]  ? graph_lock+0x170/0x170
[  264.851452]  ? kasan_check_read+0x11/0x20
[  264.855598]  ? debug_object_destroy+0x2b0/0x2b0
[  264.860276]  ? lock_acquire+0x1ed/0x520
[  264.864252]  ? ext4_filemap_fault+0x7a/0xad
[  264.868579]  ? lock_release+0x970/0x970
[  264.872554]  ? arch_local_save_flags+0x40/0x40
[  264.877139]  ? futex_wait_setup+0x3e0/0x3e0
[  264.881484]  ? down_read+0xb0/0x1d0
[  264.885108]  ? ext4_filemap_fault+0x7a/0xad
[  264.889428]  ? __down_interruptible+0x700/0x700
[  264.894115]  ext4_filemap_fault+0x82/0xad
[  264.898265]  __do_fault+0x100/0x6b0
[  264.901900]  ? print_bad_pte+0x6c0/0x6c0
[  264.905960]  ? do_futex+0x249/0x26d0
[  264.909690]  ? finish_task_switch+0x1f5/0x900
[  264.914243]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.918742]  ? pmd_val+0x88/0x100
[  264.922212]  ? add_mm_counter_fast+0xd0/0xd0
[  264.926651]  ? pmd_val+0x88/0x100
[  264.930117]  ? add_mm_counter_fast+0xd0/0xd0
[  264.934534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.940074]  __handle_mm_fault+0x3709/0x53e0
[  264.944494]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  264.949334]  ? graph_lock+0x170/0x170
[  264.953133]  ? print_usage_bug+0xc0/0xc0
[  264.957191]  ? __switch_to_asm+0x34/0x70
[  264.961260]  ? graph_lock+0x170/0x170
[  264.965057]  ? graph_lock+0x170/0x170
[  264.968879]  ? handle_mm_fault+0x42a/0xc70
[  264.973115]  ? lock_downgrade+0x900/0x900
[  264.977291]  ? check_preemption_disabled+0x48/0x200
[  264.982322]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.988115]  ? kasan_check_read+0x11/0x20
[  264.992266]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.997556]  ? rcu_bh_qs+0xc0/0xc0
[  265.001094]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.006543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.012083]  ? check_preemption_disabled+0x48/0x200
[  265.017105]  handle_mm_fault+0x54f/0xc70
[  265.021171]  ? __handle_mm_fault+0x53e0/0x53e0
[  265.025799]  ? find_vma+0x34/0x190
[  265.029345]  __do_page_fault+0x67d/0xed0
[  265.033417]  ? mm_fault_error+0x380/0x380
[  265.037558]  ? trace_hardirqs_off+0xb8/0x300
[  265.041965]  ? trace_hardirqs_on+0x310/0x310
[  265.046370]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  265.051735]  ? trace_hardirqs_on+0x310/0x310
[  265.056148]  do_page_fault+0xf2/0x7e0
[  265.059952]  ? vmalloc_sync_all+0x30/0x30
[  265.064102]  ? error_entry+0x70/0xd0
[  265.067820]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.072834]  ? trace_hardirqs_on_caller+0xc0/0x300
[  265.077761]  ? syscall_return_slowpath+0x5e0/0x5e0
[  265.082874]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.087704]  ? trace_hardirqs_off+0x300/0x300
[  265.092204]  ? trace_hardirqs_off_caller+0x300/0x300
[  265.097318]  ? prepare_exit_to_usermode+0x291/0x3b0
[  265.102333]  ? page_fault+0x8/0x30
[  265.105872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.110781]  ? page_fault+0x8/0x30
[  265.114330]  page_fault+0x1e/0x30
[  265.117780] RIP: 0033:0x45ddf3
[  265.120970] Code: Bad RIP value.
[  265.124343] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  265.129697] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  265.136980] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  265.144244] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  265.151504] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  265.158758] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  265.166052] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  265.166058] warn_alloc_show_mem: 1 callbacks suppressed
[  265.166066] Mem-Info:
[  265.173246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  265.178617] active_anon:44712 inactive_anon:372 isolated_anon:0
[  265.178617]  active_file:15 inactive_file:12 isolated_file:0
[  265.178617]  unevictable:0 dirty:0 writeback:0 unstable:0
[  265.178617]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  265.178617]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  265.178617]  free:13792 free_pcp:444 free_cma:0
[  265.180987] Call Trace:
[  265.190375] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  265.224084]  <IRQ>
[  265.226645] 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
[  265.226666] lowmem_reserve[]: 0 2817 6321 6321
[  265.226679] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  265.226697] lowmem_reserve[]: 0 0 3503 3503
[  265.226710] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  265.226779] lowmem_reserve[]:
[  265.254809]  dump_stack+0x1c4/0x2b4
[  265.256927]  0 0
[  265.283528]  ? dump_stack_print_info.cold.2+0x52/0x52
[  265.288084]  0
[  265.315668]  warn_alloc.cold.118+0xb7/0x1bd
[  265.319952]  0
[  265.352901]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.359596]  ? lock_downgrade+0x900/0x900
[  265.361550] Node 0 
[  265.366746]  ? trace_hardirqs_off+0xb8/0x300
[  265.368512] DMA: 
[  265.372827]  ? trace_hardirqs_off+0xb8/0x300
[  265.374592] 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
[  265.374644] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  265.374704] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 
[  265.379581]  __alloc_pages_slowpath+0x2667/0x2d80
[  265.383695] 83*32kB 
[  265.385947]  ? warn_alloc+0x120/0x120
[  265.390304] (UMEH) 
[  265.392360]  ? warn_alloc+0x120/0x120
[  265.396745] 19*64kB 
[  265.409218]  ? print_usage_bug+0xc0/0xc0
[  265.423926] (UM) 4*128kB 
[  265.430853]  ? warn_alloc+0x120/0x120
[  265.435665] (M) 
[  265.437983]  ? print_usage_bug+0xc0/0xc0
[  265.441758] 0*256kB 
[  265.443983]  ? __lock_acquire+0x7ec/0x4ec0
[  265.447756] 0*512kB 
[  265.450514]  ? __lock_acquire+0x7ec/0x4ec0
[  265.454551] 0*1024kB 
[  265.457301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.461068] 0*2048kB 0*4096kB 
[  265.463043]  ? should_fail+0x22d/0xd01
[  265.467074] = 14072kB
[  265.469404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.473618] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  265.475924]  ? __lock_acquire+0x7ec/0x4ec0
[  265.480138] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  265.482534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.488047] 407 total pagecache pages
[  265.491226]  ? __lock_acquire+0x7ec/0x4ec0
[  265.495097] 0 pages in swap cache
[  265.497493]  ? should_fail+0x22d/0xd01
[  265.502573] Swap cache stats: add 0, delete 0, find 0/0
[  265.511767]  ? mark_held_locks+0x130/0x130
[  265.515973] Free swap  = 0kB
[  265.524535]  ? mark_held_locks+0x130/0x130
[  265.529609] Total swap = 0kB
[  265.533399]  ? graph_lock+0x170/0x170
[  265.537605] 1965979 pages RAM
[  265.541050]  ? graph_lock+0x170/0x170
[  265.544909] 0 pages HighMem/MovableOnly
[  265.544918] 342744 pages reserved
[  265.550272]  ? graph_lock+0x170/0x170
[  265.554479] 0 pages cma reserved
[  265.557486]  ? print_usage_bug+0xc0/0xc0
[  265.561768] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.564695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.564711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.568606] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.571614]  ? check_preemption_disabled+0x48/0x200
[  265.575380] syz-fuzzer cpuset=/ mems_allowed=0
[  265.632575]  ? check_preemption_disabled+0x48/0x200
[  265.638057]  ? __lock_is_held+0xb5/0x140
[  265.642127]  __alloc_pages_nodemask+0xa80/0xde0
[  265.646796]  ? graph_lock+0x170/0x170
[  265.651079]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.656093]  ? graph_lock+0x170/0x170
[  265.659908]  ? find_held_lock+0x36/0x1c0
[  265.663979]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.669077]  ? lock_downgrade+0x900/0x900
[  265.673230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.679223]  cache_grow_begin+0x91/0x8c0
[  265.683287]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.687700]  fallback_alloc+0x203/0x2e0
[  265.692387]  ____cache_alloc_node+0x1c7/0x1e0
[  265.696886]  kmem_cache_alloc_node+0xe3/0x730
[  265.701821]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.706069]  __alloc_skb+0x119/0x770
[  265.709781]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.715550]  ? skb_scrub_packet+0x490/0x490
[  265.719872]  ? lock_downgrade+0x900/0x900
[  265.724028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.729566]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.735018]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.741332]  ? addrconf_rs_timer+0x6f0/0x6f0
[  265.745761]  ndisc_alloc_skb+0x144/0x340
[  265.749831]  ndisc_send_rs+0x331/0x6e0
[  265.753736]  addrconf_rs_timer+0x3c0/0x6f0
[  265.757976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.762222]  call_timer_fn+0x272/0x920
[  265.767079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.771314]  ? process_timeout+0x40/0x40
[  265.775373]  ? find_held_lock+0x36/0x1c0
[  265.779440]  ? __run_timers+0x7da/0xc70
[  265.783419]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.787911]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.792404]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.796639]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  265.801219]  ? trace_hardirqs_on+0xbd/0x310
[  265.806033]  ? kasan_check_read+0x11/0x20
[  265.810178]  ? __run_timers+0x7da/0xc70
[  265.814151]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.819603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.823874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.828106]  __run_timers+0x7e5/0xc70
[  265.832400]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  265.838261]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.843276]  ? graph_lock+0x170/0x170
[  265.847084]  ? enqueue_hrtimer+0x1a5/0x560
[  265.851314]  ? lock_release+0x970/0x970
[  265.855289]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  265.860953]  ? find_held_lock+0x36/0x1c0
[  265.865481]  ? graph_lock+0x170/0x170
[  265.869280]  ? pvclock_read_flags+0x160/0x160
[  265.873771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.879308]  ? check_preemption_disabled+0x48/0x200
[  265.884336]  ? __lock_is_held+0xb5/0x140
[  265.888397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.894385]  ? check_preemption_disabled+0x48/0x200
[  265.899915]  run_timer_softirq+0x52/0xb0
[  265.903974]  ? rcu_read_lock_sched_held+0x108/0x120
[  265.909472]  __do_softirq+0x30b/0xad8
[  265.913286]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  265.918394]  ? pvclock_read_flags+0x160/0x160
[  265.922888]  ? lapic_next_event+0x5a/0x90
[  265.927039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.933078]  ? check_preemption_disabled+0x48/0x200
[  265.938094]  ? check_preemption_disabled+0x48/0x200
[  265.943113]  ? kvm_clock_read+0x18/0x30
[  265.947084]  ? kvm_sched_clock_read+0x9/0x20
[  265.951493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.957478]  ? check_preemption_disabled+0x48/0x200
[  265.962509]  irq_exit+0x17f/0x1c0
[  265.965963]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.971300]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.977183]  ? interrupt_entry+0xb5/0xf0
[  265.984826]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.990289]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.995303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.000654]  ? trace_hardirqs_off+0x300/0x300
[  266.005144]  ? trace_hardirqs_off+0x300/0x300
[  266.009637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.015175]  ? check_preemption_disabled+0x48/0x200
[  266.020690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.026750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.031601]  apic_timer_interrupt+0xf/0x20
[  266.035828]  </IRQ>
[  266.038069] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  266.042997] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  266.068671] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  266.076379] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  266.084115] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  266.091817] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  266.099080] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  266.106345] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  266.114113]  skb_clone+0x1bb/0x500
[  266.117651]  ? finish_task_switch+0x2f5/0x900
[  266.122596]  ? skb_split+0x11e0/0x11e0
[  266.126482]  ? preempt_notifier_register+0x200/0x200
[  266.131579]  ? __switch_to_asm+0x34/0x70
[  266.135635]  ? __switch_to_asm+0x34/0x70
[  266.139693]  ? __switch_to_asm+0x40/0x70
[  266.144205]  ? __switch_to_asm+0x34/0x70
[  266.148265]  ? __switch_to_asm+0x40/0x70
[  266.152323]  ? __switch_to_asm+0x34/0x70
[  266.156859]  ? __switch_to_asm+0x40/0x70
[  266.160915]  ? __switch_to_asm+0x34/0x70
[  266.164976]  ? __switch_to_asm+0x34/0x70
[  266.169036]  ? __switch_to_asm+0x40/0x70
[  266.173094]  ? __switch_to_asm+0x34/0x70
[  266.177651]  bpf_clone_redirect+0xb9/0x490
[  266.181884]  ? __schedule+0x874/0x1ed0
[  266.186274]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  266.191296]  ? __sched_text_start+0x8/0x8
[  266.195444]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.200212]  ? find_held_lock+0x36/0x1c0
[  266.204281]  ? lock_acquire+0x1ed/0x520
[  266.208257]  ? bpf_test_run+0x32e/0x5a0
[  266.212861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.218866]  ? check_preemption_disabled+0x48/0x200
[  266.223888]  ? kasan_check_read+0x11/0x20
[  266.228037]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.233312]  ? rcu_bh_qs+0xc0/0xc0
[  266.236857]  ? preempt_schedule+0x4d/0x60
[  266.241001]  ? ___preempt_schedule+0x16/0x18
[  266.245775]  ? bpf_test_run+0x1c0/0x5a0
[  266.249771]  ? netlink_diag_dump+0x2a0/0x2a0
[  266.254651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.260183]  ? bpf_test_init.isra.9+0x70/0x100
[  266.264772]  ? bpf_prog_test_run_skb+0x634/0xb40
[  266.269536]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  266.274857]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  266.280390]  ? fput+0x130/0x1a0
[  266.283673]  ? __bpf_prog_get+0x9b/0x290
[  266.288206]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  266.293047]  ? bpf_prog_test_run+0x130/0x1a0
[  266.297461]  ? __x64_sys_bpf+0x3d8/0x510
[  266.301525]  ? bpf_prog_get+0x20/0x20
[  266.305349]  ? do_syscall_64+0x1b9/0x820
[  266.309771]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  266.315135]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.320062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.324908]  ? trace_hardirqs_off+0x300/0x300
[  266.329401]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  266.334416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.339953]  ? prepare_exit_to_usermode+0x291/0x3b0
[  266.345474]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.350327]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  266.355710] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  266.355808] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.362650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.362655] Call Trace:
[  266.362662]  <IRQ>
[  266.362678]  dump_stack+0x1c4/0x2b4
[  266.362695]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.369286] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.378533]  warn_alloc.cold.118+0xb7/0x1bd
[  266.382043] syz-executor3 cpuset=
[  266.384176]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.384201]  ? lock_downgrade+0x900/0x900
[  266.384214]  ? trace_hardirqs_off+0xb8/0x300
[  266.384226]  ? trace_hardirqs_off+0xb8/0x300
[  266.384242]  __alloc_pages_slowpath+0x2667/0x2d80
[  266.384266]  ? warn_alloc+0x120/0x120
[  266.384275]  ? trace_hardirqs_on+0x310/0x310
[  266.384296]  ? warn_alloc+0x120/0x120
[  266.384305]  ? print_usage_bug+0xc0/0xc0
[  266.384313]  ? warn_alloc+0x120/0x120
[  266.384321]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  266.384328]  ? print_usage_bug+0xc0/0xc0
[  266.384338]  ? __lock_acquire+0x7ec/0x4ec0
[  266.384345]  ? __lock_acquire+0x7ec/0x4ec0
[  266.384354]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.384369]  ? should_fail+0x22d/0xd01
[  266.384392]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.384399]  ? __lock_acquire+0x7ec/0x4ec0
[  266.384410]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.384417]  ? __lock_acquire+0x7ec/0x4ec0
[  266.384424]  ? should_fail+0x22d/0xd01
[  266.384431]  ? print_usage_bug+0xc0/0xc0
[  266.384443]  ? mark_held_locks+0x130/0x130
[  266.384453]  ? mark_held_locks+0x130/0x130
[  266.384478]  ? graph_lock+0x170/0x170
[  266.384486]  ? print_usage_bug+0xc0/0xc0
[  266.384494]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.384502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.384513]  ? check_preemption_disabled+0x48/0x200
[  266.384521]  ? check_preemption_disabled+0x48/0x200
[  266.384534]  ? __lock_is_held+0xb5/0x140
[  266.384545]  __alloc_pages_nodemask+0xa80/0xde0
[  266.384553]  ? graph_lock+0x170/0x170
[  266.384576]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.384582]  ? graph_lock+0x170/0x170
[  266.384596]  ? find_held_lock+0x36/0x1c0
[  266.384610]  ? ____cache_alloc_node+0x1c7/0x1e0
[  266.384618]  ? lock_downgrade+0x900/0x900
[  266.384630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.384641]  cache_grow_begin+0x91/0x8c0
[  266.384650]  ? do_raw_spin_unlock+0xa7/0x2f0
[  266.384662]  fallback_alloc+0x203/0x2e0
[  266.384686]  ____cache_alloc_node+0x1c7/0x1e0
[  266.384697]  kmem_cache_alloc_node+0xe3/0x730
[  266.384707]  ? ipv6_get_ifaddr+0x42e/0x620
[  266.384731]  __alloc_skb+0x119/0x770
[  266.384752]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.389727] syz3
[  266.394913]  ? skb_scrub_packet+0x490/0x490
[  266.405849]  mems_allowed=0
[  266.410162]  ? lock_downgrade+0x900/0x900
[  266.633713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.639262]  ? refcount_sub_and_test_checked+0x203/0x310
[  266.644712]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  266.650175]  ? addrconf_rs_timer+0x6f0/0x6f0
[  266.654597]  ndisc_alloc_skb+0x144/0x340
[  266.658650]  ndisc_send_rs+0x331/0x6e0
[  266.662536]  addrconf_rs_timer+0x3c0/0x6f0
[  266.666778]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.671025]  call_timer_fn+0x272/0x920
[  266.674912]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.679152]  ? process_timeout+0x40/0x40
[  266.683208]  ? find_held_lock+0x36/0x1c0
[  266.687281]  ? mark_held_locks+0xc7/0x130
[  266.691441]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.695937]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.700433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.704671]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  266.709314]  ? trace_hardirqs_on+0xbd/0x310
[  266.713618]  ? kasan_check_read+0x11/0x20
[  266.717760]  ? __run_timers+0x7da/0xc70
[  266.721743]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.727203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.731450]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.735675]  __run_timers+0x7e5/0xc70
[  266.739484]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  266.744852]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.749868]  ? graph_lock+0x170/0x170
[  266.753673]  ? print_usage_bug+0xc0/0xc0
[  266.757739]  ? lock_release+0x970/0x970
[  266.761725]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  266.766927]  ? find_held_lock+0x36/0x1c0
[  266.770990]  ? graph_lock+0x170/0x170
[  266.774799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.780336]  ? check_preemption_disabled+0x48/0x200
[  266.785366]  ? __lock_is_held+0xb5/0x140
[  266.789432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.794970]  ? check_preemption_disabled+0x48/0x200
[  266.799997]  run_timer_softirq+0x52/0xb0
[  266.804055]  ? rcu_read_lock_sched_held+0x108/0x120
[  266.809074]  __do_softirq+0x30b/0xad8
[  266.812888]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  266.817998]  ? pvclock_read_flags+0x160/0x160
[  266.822491]  ? lapic_next_event+0x5a/0x90
[  266.826631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.832161]  ? check_preemption_disabled+0x48/0x200
[  266.837180]  ? check_preemption_disabled+0x48/0x200
[  266.842202]  ? kvm_clock_read+0x18/0x30
[  266.846178]  ? kvm_sched_clock_read+0x9/0x20
[  266.850592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.856134]  ? check_preemption_disabled+0x48/0x200
[  266.861168]  irq_exit+0x17f/0x1c0
[  266.864628]  smp_apic_timer_interrupt+0x1cb/0x760
[  266.869472]  ? smp_reschedule_interrupt+0x109/0x650
[  266.874491]  ? smp_call_function_single_interrupt+0x650/0x650
[  266.880373]  ? interrupt_entry+0xb5/0xf0
[  266.884439]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.889446]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.894455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.899300]  ? trace_hardirqs_off+0x300/0x300
[  266.903791]  ? trace_hardirqs_off+0x300/0x300
[  266.908285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.913823]  ? check_preemption_disabled+0x48/0x200
[  266.918839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.924394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.929253]  apic_timer_interrupt+0xf/0x20
[  266.933480]  </IRQ>
[  266.935728] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  266.940921] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  266.959820] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  266.967545] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  266.974814] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  266.982080] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  266.989345] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  266.996608] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  267.003912]  retint_kernel+0x1b/0x2d
[  267.007628] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  267.012907] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  267.031806] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  267.039513] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  267.046779] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  267.054043] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  267.061308] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  267.068576] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  267.075869]  ? arch_local_irq_restore+0x45/0x52
[  267.080730]  dump_stack+0x26a/0x2b4
[  267.084368]  ? dump_stack_print_info.cold.2+0x52/0x52
[  267.089563]  ? mark_held_locks+0x130/0x130
[  267.093794]  ? mark_held_locks+0x130/0x130
[  267.098035]  dump_header+0x27b/0xf72
[  267.101771]  ? pagefault_out_of_memory+0x197/0x197
[  267.106702]  ? mark_held_locks+0x130/0x130
[  267.110945]  ? __lock_acquire+0x7ec/0x4ec0
[  267.115183]  ? mem_cgroup_charge_statistics+0x780/0x780
[  267.120550]  ? print_usage_bug+0xc0/0xc0
[  267.124609]  ? print_usage_bug+0xc0/0xc0
[  267.128677]  ? graph_lock+0x170/0x170
[  267.132474]  ? graph_lock+0x170/0x170
[  267.136275]  ? print_usage_bug+0xc0/0xc0
[  267.140368]  ? print_usage_bug+0xc0/0xc0
[  267.144441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.149984]  ? find_held_lock+0x36/0x1c0
[  267.154055]  ? mark_held_locks+0xc7/0x130
[  267.158382]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  267.163481]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  267.168574]  ? lockdep_hardirqs_on+0x421/0x5c0
[  267.173148]  ? trace_hardirqs_on+0xbd/0x310
[  267.177473]  ? kasan_check_read+0x11/0x20
[  267.181627]  ? ___ratelimit+0x36f/0x655
[  267.185604]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.191054]  ? trace_hardirqs_on+0x310/0x310
[  267.195464]  ? lock_downgrade+0x900/0x900
[  267.199621]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  267.204732]  ? ___ratelimit+0xaa/0x655
[  267.208628]  ? idr_get_free+0xec0/0xec0
[  267.212605]  ? kasan_check_write+0x14/0x20
[  267.216839]  ? do_raw_spin_lock+0xc1/0x200
[  267.221082]  oom_kill_process.cold.27+0x10/0x903
[  267.225839]  ? graph_lock+0x170/0x170
[  267.229638]  ? _raw_spin_unlock+0x2c/0x50
[  267.233787]  ? oom_badness+0xe6/0xaa0
[  267.237597]  ? oom_evaluate_task+0x540/0x540
[  267.242026]  ? find_held_lock+0x36/0x1c0
[  267.246094]  ? out_of_memory+0x974/0x14c0
[  267.250248]  ? lock_downgrade+0x900/0x900
[  267.254399]  ? check_preemption_disabled+0x48/0x200
[  267.259425]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.265221]  ? kasan_check_read+0x11/0x20
[  267.269372]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.274650]  ? rcu_bh_qs+0xc0/0xc0
[  267.278193]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.283228]  ? oom_evaluate_task+0x302/0x540
[  267.287649]  out_of_memory+0xa86/0x14c0
[  267.291629]  ? oom_killer_disable+0x3a0/0x3a0
[  267.296126]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  267.301058]  ? __mutex_add_waiter+0x2a0/0x2a0
[  267.305563]  __alloc_pages_slowpath+0x2318/0x2d80
[  267.310413]  ? warn_alloc+0x120/0x120
[  267.314204]  ? __radix_tree_lookup+0x4c0/0x4c0
[  267.318806]  ? find_get_entry+0x2f2/0xc40
[  267.322962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.328503]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  267.333433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.338973]  ? should_fail+0x22d/0xd01
[  267.342867]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.347972]  ? __lock_is_held+0xb5/0x140
[  267.352061]  ? __lock_is_held+0xb5/0x140
[  267.356130]  ? find_held_lock+0x36/0x1c0
[  267.360196]  ? ___might_sleep+0x1ed/0x300
[  267.364347]  ? lock_release+0x970/0x970
[  267.368312]  ? arch_local_save_flags+0x40/0x40
[  267.372892]  ? __might_sleep+0x95/0x190
[  267.376864]  __alloc_pages_nodemask+0xa80/0xde0
[  267.381540]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  267.386560]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.392360]  ? kasan_check_read+0x11/0x20
[  267.396513]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.401794]  ? graph_lock+0x170/0x170
[  267.405598]  ? print_usage_bug+0xc0/0xc0
[  267.409664]  ? graph_lock+0x170/0x170
[  267.413465]  ? graph_lock+0x170/0x170
[  267.417264]  ? __do_page_cache_readahead+0x7ce/0x980
[  267.422376]  ? find_held_lock+0x36/0x1c0
[  267.426441]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  267.431983]  alloc_pages_current+0x10c/0x210
[  267.436405]  ? lock_downgrade+0x900/0x900
[  267.440558]  __page_cache_alloc+0x38f/0x5b0
[  267.444877]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.450676]  ? kasan_check_read+0x11/0x20
[  267.454827]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.460104]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  267.464777]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.470315]  ? check_preemption_disabled+0x48/0x200
[  267.475337]  filemap_fault+0x1594/0x25f0
[  267.479409]  ? __lock_page_or_retry+0xa00/0xa00
[  267.484077]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.489872]  ? kasan_check_read+0x11/0x20
[  267.494022]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.499298]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  267.504404]  ? rcu_bh_qs+0xc0/0xc0
[  267.507946]  ? trace_hardirqs_on+0xbd/0x310
[  267.512265]  ? kasan_check_read+0x11/0x20
[  267.516413]  ? __free_object+0x173/0x340
[  267.520481]  ? filemap_map_pages+0xdea/0x1980
[  267.524983]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  267.530086]  ? __free_object+0x173/0x340
[  267.534147]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  267.539422]  ? debug_object_free+0x325/0x690
[  267.543831]  ? find_get_pages_range_tag+0x1320/0x1320
[  267.549027]  ? graph_lock+0x170/0x170
[  267.552834]  ? kasan_check_read+0x11/0x20
[  267.556983]  ? debug_object_destroy+0x2b0/0x2b0
[  267.561646]  ? lock_acquire+0x1ed/0x520
[  267.565612]  ? ext4_filemap_fault+0x7a/0xad
[  267.569938]  ? lock_release+0x970/0x970
[  267.573916]  ? arch_local_save_flags+0x40/0x40
[  267.578500]  ? futex_wait_setup+0x3e0/0x3e0
[  267.582832]  ? down_read+0xb0/0x1d0
[  267.586458]  ? ext4_filemap_fault+0x7a/0xad
[  267.590779]  ? __down_interruptible+0x700/0x700
[  267.595469]  ext4_filemap_fault+0x82/0xad
[  267.599621]  __do_fault+0x100/0x6b0
[  267.603254]  ? print_bad_pte+0x6c0/0x6c0
[  267.607317]  ? do_futex+0x249/0x26d0
[  267.611028]  ? finish_task_switch+0x1f5/0x900
[  267.615527]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.620019]  ? pmd_val+0x88/0x100
[  267.623488]  ? add_mm_counter_fast+0xd0/0xd0
[  267.627900]  ? pmd_val+0x88/0x100
[  267.631358]  ? add_mm_counter_fast+0xd0/0xd0
[  267.635776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.641313]  __handle_mm_fault+0x3709/0x53e0
[  267.645738]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  267.650585]  ? graph_lock+0x170/0x170
[  267.654385]  ? print_usage_bug+0xc0/0xc0
[  267.658450]  ? __switch_to_asm+0x34/0x70
[  267.662530]  ? graph_lock+0x170/0x170
[  267.666339]  ? graph_lock+0x170/0x170
[  267.670160]  ? handle_mm_fault+0x42a/0xc70
[  267.674392]  ? lock_downgrade+0x900/0x900
[  267.678556]  ? check_preemption_disabled+0x48/0x200
[  267.683569]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.689360]  ? kasan_check_read+0x11/0x20
[  267.693510]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.698792]  ? rcu_bh_qs+0xc0/0xc0
[  267.702331]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.707782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.713317]  ? check_preemption_disabled+0x48/0x200
[  267.718340]  handle_mm_fault+0x54f/0xc70
[  267.722407]  ? __handle_mm_fault+0x53e0/0x53e0
[  267.726992]  ? find_vma+0x34/0x190
[  267.730542]  __do_page_fault+0x67d/0xed0
[  267.734609]  ? mm_fault_error+0x380/0x380
[  267.738756]  ? trace_hardirqs_off+0xb8/0x300
[  267.743160]  ? trace_hardirqs_on+0x310/0x310
[  267.747566]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.752930]  ? trace_hardirqs_on+0x310/0x310
[  267.757344]  do_page_fault+0xf2/0x7e0
[  267.761165]  ? vmalloc_sync_all+0x30/0x30
[  267.765311]  ? error_entry+0x70/0xd0
[  267.769026]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.774039]  ? trace_hardirqs_on_caller+0xc0/0x300
[  267.778968]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.783896]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.788745]  ? trace_hardirqs_off+0x300/0x300
[  267.793246]  ? trace_hardirqs_off_caller+0x300/0x300
[  267.798357]  ? prepare_exit_to_usermode+0x291/0x3b0
[  267.803374]  ? page_fault+0x8/0x30
[  267.806918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.811764]  ? page_fault+0x8/0x30
[  267.815296]  page_fault+0x1e/0x30
[  267.818744] RIP: 0033:0x45ddf3
[  267.821940] Code: Bad RIP value.
[  267.825303] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  267.830663] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  267.837931] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  267.845198] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  267.852465] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  267.859737] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  267.867023] warn_alloc_show_mem: 1 callbacks suppressed
[  267.867036] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  267.867038] Mem-Info:
[  267.867069] active_anon:44712 inactive_anon:372 isolated_anon:0
[  267.867069]  active_file:15 inactive_file:12 isolated_file:0
[  267.867069]  unevictable:0 dirty:0 writeback:0 unstable:0
[  267.867069]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  267.867069]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  267.867069]  free:13792 free_pcp:444 free_cma:0
[  267.872401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.872409] Call Trace:
[  267.879583] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  267.879586] 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
[  267.879606] lowmem_reserve[]: 0 2817 6321 6321
[  267.879620] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  267.879638] lowmem_reserve[]: 0 0 3503 3503
[  267.879651] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  267.879670] lowmem_reserve[]: 0 0 0 0
[  267.879683] 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 
[  267.882165]  <IRQ>
[  267.914954] (U) 
[  267.924309]  dump_stack+0x1c4/0x2b4
[  267.926857] 1*2048kB (M) 
[  267.955369]  ? dump_stack_print_info.cold.2+0x52/0x52
[  267.981445] 3*4096kB (M) 
[  267.986044]  warn_alloc.cold.118+0xb7/0x1bd
[  268.013590] = 15908kB
[  268.013598] Node 0 
[  268.018424]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  268.047535] DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  268.047596] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  268.047655] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  268.047661] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  268.047664] 407 total pagecache pages
[  268.047675] 0 pages in swap cache
[  268.047680] Swap cache stats: add 0, delete 0, find 0/0
[  268.047683] Free swap  = 0kB
[  268.047685] Total swap = 0kB
[  268.047689] 1965979 pages RAM
[  268.047692] 0 pages HighMem/MovableOnly
[  268.047695] 342744 pages reserved
[  268.047697] 0 pages cma reserved
[  268.047771] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.051543]  ? lock_downgrade+0x900/0x900
[  268.061749] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.063807]  ? trace_hardirqs_off+0xb8/0x300
[  268.065754] syz-fuzzer cpuset=
[  268.069823]  ? trace_hardirqs_off+0xb8/0x300
[  268.072553] /
[  268.078213]  __alloc_pages_slowpath+0x2667/0x2d80
[  268.080944]  mems_allowed=0
[  268.085279]  ? warn_alloc+0x120/0x120
[  268.223455]  ? trace_hardirqs_on+0x310/0x310
[  268.228347]  ? warn_alloc+0x120/0x120
[  268.232149]  ? print_usage_bug+0xc0/0xc0
[  268.236684]  ? warn_alloc+0x120/0x120
[  268.240485]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  268.245500]  ? print_usage_bug+0xc0/0xc0
[  268.249561]  ? __lock_acquire+0x7ec/0x4ec0
[  268.253797]  ? __lock_acquire+0x7ec/0x4ec0
[  268.258031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.264083]  ? should_fail+0x22d/0xd01
[  268.268444]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.273548]  ? __lock_acquire+0x7ec/0x4ec0
[  268.278766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.287196]  ? __lock_acquire+0x7ec/0x4ec0
[  268.291426]  ? should_fail+0x22d/0xd01
[  268.295766]  ? print_usage_bug+0xc0/0xc0
[  268.299836]  ? mark_held_locks+0x130/0x130
[  268.304564]  ? mark_held_locks+0x130/0x130
[  268.308810]  ? graph_lock+0x170/0x170
[  268.312609]  ? print_usage_bug+0xc0/0xc0
[  268.316668]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.321913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.327464]  ? check_preemption_disabled+0x48/0x200
[  268.332479]  ? check_preemption_disabled+0x48/0x200
[  268.337956]  ? __lock_is_held+0xb5/0x140
[  268.342027]  __alloc_pages_nodemask+0xa80/0xde0
[  268.346692]  ? graph_lock+0x170/0x170
[  268.351767]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  268.360911]  ? graph_lock+0x170/0x170
[  268.364735]  ? find_held_lock+0x36/0x1c0
[  268.368808]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.373503]  ? lock_downgrade+0x900/0x900
[  268.377656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.383210]  cache_grow_begin+0x91/0x8c0
[  268.387269]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.391683]  fallback_alloc+0x203/0x2e0
[  268.396168]  ____cache_alloc_node+0x1c7/0x1e0
[  268.400668]  kmem_cache_alloc_node+0xe3/0x730
[  268.405164]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.409407]  __alloc_skb+0x119/0x770
[  268.413125]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.418403]  ? skb_scrub_packet+0x490/0x490
[  268.423210]  ? lock_downgrade+0x900/0x900
[  268.427363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.433335]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.438787]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.444236]  ? addrconf_rs_timer+0x6f0/0x6f0
[  268.448656]  ndisc_alloc_skb+0x144/0x340
[  268.453185]  ndisc_send_rs+0x331/0x6e0
[  268.457077]  addrconf_rs_timer+0x3c0/0x6f0
[  268.461767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.466014]  call_timer_fn+0x272/0x920
[  268.469901]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.474135]  ? process_timeout+0x40/0x40
[  268.478190]  ? find_held_lock+0x36/0x1c0
[  268.482273]  ? __run_timers+0x7da/0xc70
[  268.486744]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.491743]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.496239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.500473]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  268.505057]  ? trace_hardirqs_on+0xbd/0x310
[  268.509381]  ? kasan_check_read+0x11/0x20
[  268.513529]  ? __run_timers+0x7da/0xc70
[  268.517500]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.523940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.528180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.532430]  __run_timers+0x7e5/0xc70
[  268.536241]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  268.541608]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.546621]  ? graph_lock+0x170/0x170
[  268.550459]  ? enqueue_hrtimer+0x1a5/0x560
[  268.555654]  ? lock_release+0x970/0x970
[  268.559632]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  268.564830]  ? find_held_lock+0x36/0x1c0
[  268.568892]  ? graph_lock+0x170/0x170
[  268.572694]  ? pvclock_read_flags+0x160/0x160
[  268.577198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.582750]  ? check_preemption_disabled+0x48/0x200
[  268.588283]  ? __lock_is_held+0xb5/0x140
[  268.592372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.597913]  ? check_preemption_disabled+0x48/0x200
[  268.602936]  run_timer_softirq+0x52/0xb0
[  268.608947]  ? rcu_read_lock_sched_held+0x108/0x120
[  268.615121]  __do_softirq+0x30b/0xad8
[  268.619406]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  268.624514]  ? pvclock_read_flags+0x160/0x160
[  268.629020]  ? lapic_next_event+0x5a/0x90
[  268.633188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.638749]  ? check_preemption_disabled+0x48/0x200
[  268.643780]  ? check_preemption_disabled+0x48/0x200
[  268.648811]  ? kvm_clock_read+0x18/0x30
[  268.653296]  ? kvm_sched_clock_read+0x9/0x20
[  268.657701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.663263]  ? check_preemption_disabled+0x48/0x200
[  268.668304]  irq_exit+0x17f/0x1c0
[  268.671762]  smp_apic_timer_interrupt+0x1cb/0x760
[  268.677076]  ? smp_call_function_single_interrupt+0x650/0x650
[  268.683470]  ? interrupt_entry+0xb5/0xf0
[  268.687531]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.692541]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.697555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.702393]  ? trace_hardirqs_off+0x300/0x300
[  268.706886]  ? trace_hardirqs_off+0x300/0x300
[  268.711821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.717358]  ? check_preemption_disabled+0x48/0x200
[  268.722760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.728303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.733151]  apic_timer_interrupt+0xf/0x20
[  268.737379]  </IRQ>
[  268.739618] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  268.745039] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  268.764458] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  268.772162] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  268.779936] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  268.787682] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  268.794949] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  268.802212] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  268.809525]  skb_clone+0x1bb/0x500
[  268.813993]  ? finish_task_switch+0x2f5/0x900
[  268.818494]  ? skb_split+0x11e0/0x11e0
[  268.822393]  ? preempt_notifier_register+0x200/0x200
[  268.827492]  ? __switch_to_asm+0x34/0x70
[  268.831548]  ? __switch_to_asm+0x34/0x70
[  268.835605]  ? __switch_to_asm+0x40/0x70
[  268.840120]  ? __switch_to_asm+0x34/0x70
[  268.844712]  ? __switch_to_asm+0x40/0x70
[  268.848794]  ? __switch_to_asm+0x34/0x70
[  268.852852]  ? __switch_to_asm+0x40/0x70
[  268.856908]  ? __switch_to_asm+0x34/0x70
[  268.860969]  ? __switch_to_asm+0x34/0x70
[  268.865027]  ? __switch_to_asm+0x40/0x70
[  268.869085]  ? __switch_to_asm+0x34/0x70
[  268.873157]  bpf_clone_redirect+0xb9/0x490
[  268.877825]  ? __schedule+0x874/0x1ed0
[  268.881736]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  268.886765]  ? __sched_text_start+0x8/0x8
[  268.890914]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.895682]  ? find_held_lock+0x36/0x1c0
[  268.899761]  ? lock_acquire+0x1ed/0x520
[  268.903745]  ? bpf_test_run+0x32e/0x5a0
[  268.908716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.914785]  ? check_preemption_disabled+0x48/0x200
[  268.919809]  ? kasan_check_read+0x11/0x20
[  268.923961]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.929235]  ? rcu_bh_qs+0xc0/0xc0
[  268.933754]  ? preempt_schedule+0x4d/0x60
[  268.943645]  ? ___preempt_schedule+0x16/0x18
[  268.948061]  ? bpf_test_run+0x1c0/0x5a0
[  268.952046]  ? netlink_diag_dump+0x2a0/0x2a0
[  268.956455]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.961990]  ? bpf_test_init.isra.9+0x70/0x100
[  268.967051]  ? bpf_prog_test_run_skb+0x634/0xb40
[  268.972310]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  268.977149]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  268.982684]  ? fput+0x130/0x1a0
[  268.985965]  ? __bpf_prog_get+0x9b/0x290
[  268.990029]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  268.994872]  ? bpf_prog_test_run+0x130/0x1a0
[  268.999307]  ? __x64_sys_bpf+0x3d8/0x510
[  269.003365]  ? bpf_prog_get+0x20/0x20
[  269.007662]  ? do_syscall_64+0x1b9/0x820
[  269.011728]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  269.017101]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.022026]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.026868]  ? trace_hardirqs_off+0x300/0x300
[  269.031771]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  269.036790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.042823]  ? prepare_exit_to_usermode+0x291/0x3b0
[  269.047845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.052698]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  269.058090] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  269.058177] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.065017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.065027] Call Trace:
[  269.071607] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.080968]  <IRQ>
[  269.083537] syz-executor3 cpuset=
[  269.094013]  dump_stack+0x1c4/0x2b4
[  269.096135] syz3
[  269.099582]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.103669]  mems_allowed=0
[  269.105644]  warn_alloc.cold.118+0xb7/0x1bd
[  269.118096]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.122946]  ? lock_downgrade+0x900/0x900
[  269.127102]  ? trace_hardirqs_off+0xb8/0x300
[  269.131514]  ? trace_hardirqs_off+0xb8/0x300
[  269.135952]  __alloc_pages_slowpath+0x2667/0x2d80
[  269.140827]  ? warn_alloc+0x120/0x120
[  269.144631]  ? trace_hardirqs_on+0x310/0x310
[  269.149041]  ? warn_alloc+0x120/0x120
[  269.152842]  ? print_usage_bug+0xc0/0xc0
[  269.156919]  ? warn_alloc+0x120/0x120
[  269.160727]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  269.165760]  ? print_usage_bug+0xc0/0xc0
[  269.169821]  ? __lock_acquire+0x7ec/0x4ec0
[  269.174058]  ? __lock_acquire+0x7ec/0x4ec0
[  269.178293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.183829]  ? should_fail+0x22d/0xd01
[  269.187712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.192820]  ? __lock_acquire+0x7ec/0x4ec0
[  269.197061]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.202164]  ? __lock_acquire+0x7ec/0x4ec0
[  269.206393]  ? should_fail+0x22d/0xd01
[  269.210277]  ? print_usage_bug+0xc0/0xc0
[  269.214349]  ? mark_held_locks+0x130/0x130
[  269.218577]  ? mark_held_locks+0x130/0x130
[  269.222812]  ? graph_lock+0x170/0x170
[  269.226613]  ? print_usage_bug+0xc0/0xc0
[  269.230676]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  269.235431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.241404]  ? check_preemption_disabled+0x48/0x200
[  269.246422]  ? check_preemption_disabled+0x48/0x200
[  269.251465]  ? __lock_is_held+0xb5/0x140
[  269.255536]  __alloc_pages_nodemask+0xa80/0xde0
[  269.260206]  ? graph_lock+0x170/0x170
[  269.264017]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.269029]  ? graph_lock+0x170/0x170
[  269.272838]  ? find_held_lock+0x36/0x1c0
[  269.276910]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.281576]  ? lock_downgrade+0x900/0x900
[  269.285725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.291300]  cache_grow_begin+0x91/0x8c0
[  269.295354]  ? do_raw_spin_unlock+0xa7/0x2f0
[  269.299772]  fallback_alloc+0x203/0x2e0
[  269.303761]  ____cache_alloc_node+0x1c7/0x1e0
[  269.308264]  kmem_cache_alloc_node+0xe3/0x730
[  269.312761]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.317006]  __alloc_skb+0x119/0x770
[  269.320710]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.325995]  ? skb_scrub_packet+0x490/0x490
[  269.330315]  ? lock_downgrade+0x900/0x900
[  269.334458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.339991]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.345437]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.350877]  ? addrconf_rs_timer+0x6f0/0x6f0
[  269.355296]  ndisc_alloc_skb+0x144/0x340
[  269.359360]  ndisc_send_rs+0x331/0x6e0
[  269.363258]  addrconf_rs_timer+0x3c0/0x6f0
[  269.367497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.371751]  call_timer_fn+0x272/0x920
[  269.375642]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.379877]  ? process_timeout+0x40/0x40
[  269.383938]  ? find_held_lock+0x36/0x1c0
[  269.388010]  ? mark_held_locks+0xc7/0x130
[  269.392160]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.396655]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.401149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.405384]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  269.409972]  ? trace_hardirqs_on+0xbd/0x310
[  269.414292]  ? kasan_check_read+0x11/0x20
[  269.418444]  ? __run_timers+0x7da/0xc70
[  269.422422]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.427875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.432117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.436348]  __run_timers+0x7e5/0xc70
[  269.440160]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  269.445514]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.450521]  ? graph_lock+0x170/0x170
[  269.454313]  ? print_usage_bug+0xc0/0xc0
[  269.458360]  ? lock_release+0x970/0x970
[  269.462335]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.467535]  ? find_held_lock+0x36/0x1c0
[  269.471615]  ? graph_lock+0x170/0x170
[  269.475419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.480967]  ? check_preemption_disabled+0x48/0x200
[  269.485994]  ? __lock_is_held+0xb5/0x140
[  269.490059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.495625]  ? check_preemption_disabled+0x48/0x200
[  269.500646]  run_timer_softirq+0x52/0xb0
[  269.504709]  ? rcu_read_lock_sched_held+0x108/0x120
[  269.509750]  __do_softirq+0x30b/0xad8
[  269.513565]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  269.518673]  ? pvclock_read_flags+0x160/0x160
[  269.523168]  ? lapic_next_event+0x5a/0x90
[  269.527318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.532858]  ? check_preemption_disabled+0x48/0x200
[  269.537872]  ? check_preemption_disabled+0x48/0x200
[  269.542893]  ? kvm_clock_read+0x18/0x30
[  269.546870]  ? kvm_sched_clock_read+0x9/0x20
[  269.551280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.556820]  ? check_preemption_disabled+0x48/0x200
[  269.561852]  irq_exit+0x17f/0x1c0
[  269.565306]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.570144]  ? smp_reschedule_interrupt+0x109/0x650
[  269.575159]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.581041]  ? interrupt_entry+0xb5/0xf0
[  269.585103]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.590247]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.595262]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.600101]  ? trace_hardirqs_off+0x300/0x300
[  269.604590]  ? trace_hardirqs_off+0x300/0x300
[  269.609084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.614625]  ? check_preemption_disabled+0x48/0x200
[  269.619654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.625196]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.630047]  apic_timer_interrupt+0xf/0x20
[  269.634275]  </IRQ>
[  269.636528] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  269.641768] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  269.660668] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  269.668396] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  269.675647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  269.682990] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  269.690255] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  269.697521] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  269.704851]  retint_kernel+0x1b/0x2d
[  269.708563] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  269.713839] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  269.732742] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  269.740449] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  269.747705] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  269.754973] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  269.762241] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  269.769509] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  269.776793]  ? arch_local_irq_restore+0x45/0x52
[  269.781472]  dump_stack+0x26a/0x2b4
[  269.785102]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.790293]  ? mark_held_locks+0x130/0x130
[  269.796870]  ? mark_held_locks+0x130/0x130
[  269.801113]  dump_header+0x27b/0xf72
[  269.804840]  ? pagefault_out_of_memory+0x197/0x197
[  269.809774]  ? mark_held_locks+0x130/0x130
[  269.814007]  ? __lock_acquire+0x7ec/0x4ec0
[  269.818262]  ? mem_cgroup_charge_statistics+0x780/0x780
[  269.823639]  ? print_usage_bug+0xc0/0xc0
[  269.827752]  ? print_usage_bug+0xc0/0xc0
[  269.831820]  ? graph_lock+0x170/0x170
[  269.835607]  ? graph_lock+0x170/0x170
[  269.839395]  ? print_usage_bug+0xc0/0xc0
[  269.843451]  ? print_usage_bug+0xc0/0xc0
[  269.847536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.853079]  ? find_held_lock+0x36/0x1c0
[  269.857149]  ? mark_held_locks+0xc7/0x130
[  269.861299]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  269.866404]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  269.871505]  ? lockdep_hardirqs_on+0x421/0x5c0
[  269.876089]  ? trace_hardirqs_on+0xbd/0x310
[  269.880412]  ? kasan_check_read+0x11/0x20
[  269.884560]  ? ___ratelimit+0x36f/0x655
[  269.888537]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.893988]  ? trace_hardirqs_on+0x310/0x310
[  269.898393]  ? lock_downgrade+0x900/0x900
[  269.902550]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  269.907813]  ? ___ratelimit+0xaa/0x655
[  269.911689]  ? idr_get_free+0xec0/0xec0
[  269.915655]  ? kasan_check_write+0x14/0x20
[  269.919891]  ? do_raw_spin_lock+0xc1/0x200
[  269.924133]  oom_kill_process.cold.27+0x10/0x903
[  269.928889]  ? graph_lock+0x170/0x170
[  269.932691]  ? _raw_spin_unlock+0x2c/0x50
[  269.936848]  ? oom_badness+0xe6/0xaa0
[  269.940659]  ? oom_evaluate_task+0x540/0x540
[  269.945072]  ? find_held_lock+0x36/0x1c0
[  269.949141]  ? out_of_memory+0x974/0x14c0
[  269.953287]  ? lock_downgrade+0x900/0x900
[  269.957435]  ? check_preemption_disabled+0x48/0x200
[  269.962476]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.968287]  ? kasan_check_read+0x11/0x20
[  269.972446]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.977730]  ? rcu_bh_qs+0xc0/0xc0
[  269.981279]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.986293]  ? oom_evaluate_task+0x302/0x540
[  269.990727]  out_of_memory+0xa86/0x14c0
[  269.994709]  ? oom_killer_disable+0x3a0/0x3a0
[  269.999213]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  270.004164]  ? __mutex_add_waiter+0x2a0/0x2a0
[  270.008674]  __alloc_pages_slowpath+0x2318/0x2d80
[  270.013547]  ? warn_alloc+0x120/0x120
[  270.017348]  ? __radix_tree_lookup+0x4c0/0x4c0
[  270.021943]  ? find_get_entry+0x2f2/0xc40
[  270.026100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.031670]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  270.036595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.042133]  ? should_fail+0x22d/0xd01
[  270.046023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.051125]  ? __lock_is_held+0xb5/0x140
[  270.055266]  ? __lock_is_held+0xb5/0x140
[  270.059367]  ? find_held_lock+0x36/0x1c0
[  270.063430]  ? ___might_sleep+0x1ed/0x300
[  270.067575]  ? lock_release+0x970/0x970
[  270.071551]  ? arch_local_save_flags+0x40/0x40
[  270.076147]  ? __might_sleep+0x95/0x190
[  270.080126]  __alloc_pages_nodemask+0xa80/0xde0
[  270.084802]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  270.089826]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.095625]  ? kasan_check_read+0x11/0x20
[  270.099778]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.105056]  ? graph_lock+0x170/0x170
[  270.108859]  ? print_usage_bug+0xc0/0xc0
[  270.112921]  ? graph_lock+0x170/0x170
[  270.116729]  ? graph_lock+0x170/0x170
[  270.120534]  ? __do_page_cache_readahead+0x7ce/0x980
[  270.125630]  ? find_held_lock+0x36/0x1c0
[  270.129688]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  270.135237]  alloc_pages_current+0x10c/0x210
[  270.139659]  ? lock_downgrade+0x900/0x900
[  270.143814]  __page_cache_alloc+0x38f/0x5b0
[  270.148136]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.153935]  ? kasan_check_read+0x11/0x20
[  270.158087]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.163371]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  270.168041]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.173578]  ? check_preemption_disabled+0x48/0x200
[  270.178605]  filemap_fault+0x1594/0x25f0
[  270.182683]  ? __lock_page_or_retry+0xa00/0xa00
[  270.187349]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.193178]  ? kasan_check_read+0x11/0x20
[  270.197331]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.202607]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  270.207708]  ? rcu_bh_qs+0xc0/0xc0
[  270.211773]  ? trace_hardirqs_on+0xbd/0x310
[  270.216092]  ? kasan_check_read+0x11/0x20
[  270.220261]  ? __free_object+0x173/0x340
[  270.224322]  ? filemap_map_pages+0xdea/0x1980
[  270.228823]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  270.233928]  ? __free_object+0x173/0x340
[  270.237987]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  270.243281]  ? debug_object_free+0x325/0x690
[  270.247683]  ? find_get_pages_range_tag+0x1320/0x1320
[  270.252893]  ? graph_lock+0x170/0x170
[  270.256704]  ? kasan_check_read+0x11/0x20
[  270.260861]  ? debug_object_destroy+0x2b0/0x2b0
[  270.265553]  ? lock_acquire+0x1ed/0x520
[  270.269528]  ? ext4_filemap_fault+0x7a/0xad
[  270.273857]  ? lock_release+0x970/0x970
[  270.277874]  ? arch_local_save_flags+0x40/0x40
[  270.282462]  ? futex_wait_setup+0x3e0/0x3e0
[  270.286800]  ? down_read+0xb0/0x1d0
[  270.290429]  ? ext4_filemap_fault+0x7a/0xad
[  270.294752]  ? __down_interruptible+0x700/0x700
[  270.299444]  ext4_filemap_fault+0x82/0xad
[  270.303598]  __do_fault+0x100/0x6b0
[  270.307235]  ? print_bad_pte+0x6c0/0x6c0
[  270.311301]  ? do_futex+0x249/0x26d0
[  270.315013]  ? finish_task_switch+0x1f5/0x900
[  270.319508]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.323995]  ? pmd_val+0x88/0x100
[  270.327430]  ? add_mm_counter_fast+0xd0/0xd0
[  270.331830]  ? pmd_val+0x88/0x100
[  270.335281]  ? add_mm_counter_fast+0xd0/0xd0
[  270.339695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.345270]  __handle_mm_fault+0x3709/0x53e0
[  270.349685]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  270.354554]  ? graph_lock+0x170/0x170
[  270.358358]  ? print_usage_bug+0xc0/0xc0
[  270.362415]  ? __switch_to_asm+0x34/0x70
[  270.366475]  ? graph_lock+0x170/0x170
[  270.370272]  ? graph_lock+0x170/0x170
[  270.374081]  ? handle_mm_fault+0x42a/0xc70
[  270.378329]  ? lock_downgrade+0x900/0x900
[  270.382490]  ? check_preemption_disabled+0x48/0x200
[  270.387515]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.393309]  ? kasan_check_read+0x11/0x20
[  270.397452]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.402739]  ? rcu_bh_qs+0xc0/0xc0
[  270.406280]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.411761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.417299]  ? check_preemption_disabled+0x48/0x200
[  270.422336]  handle_mm_fault+0x54f/0xc70
[  270.426414]  ? __handle_mm_fault+0x53e0/0x53e0
[  270.430997]  ? find_vma+0x34/0x190
[  270.434544]  __do_page_fault+0x67d/0xed0
[  270.438615]  ? mm_fault_error+0x380/0x380
[  270.442761]  ? trace_hardirqs_off+0xb8/0x300
[  270.447167]  ? trace_hardirqs_on+0x310/0x310
[  270.451573]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.456933]  ? trace_hardirqs_on+0x310/0x310
[  270.461344]  do_page_fault+0xf2/0x7e0
[  270.465146]  ? vmalloc_sync_all+0x30/0x30
[  270.469309]  ? error_entry+0x70/0xd0
[  270.473023]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.478035]  ? trace_hardirqs_on_caller+0xc0/0x300
[  270.482966]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.487893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.492743]  ? trace_hardirqs_off+0x300/0x300
[  270.497244]  ? trace_hardirqs_off_caller+0x300/0x300
[  270.502381]  ? prepare_exit_to_usermode+0x291/0x3b0
[  270.507413]  ? page_fault+0x8/0x30
[  270.510953]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.515800]  ? page_fault+0x8/0x30
[  270.519344]  page_fault+0x1e/0x30
[  270.522790] RIP: 0033:0x45ddf3
[  270.525985] Code: Bad RIP value.
[  270.529343] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  270.534707] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  270.541983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  270.549253] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  270.556518] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  270.563783] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  270.571079] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  270.571084] warn_alloc_show_mem: 1 callbacks suppressed
[  270.571092] Mem-Info:
[  270.578744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.578754] Call Trace:
[  270.584123] active_anon:44712 inactive_anon:372 isolated_anon:0
[  270.584123]  active_file:15 inactive_file:12 isolated_file:0
[  270.584123]  unevictable:0 dirty:0 writeback:0 unstable:0
[  270.584123]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  270.584123]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  270.584123]  free:13792 free_pcp:444 free_cma:0
[  270.586495]  <IRQ>
[  270.595862] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  270.598443]  dump_stack+0x1c4/0x2b4
[  270.631210] Node 0 
[  270.633356]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.660941] 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
[  270.664547]  warn_alloc.cold.118+0xb7/0x1bd
[  270.666776] lowmem_reserve[]:
[  270.672423]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.697897]  0
[  270.702701]  ? lock_downgrade+0x900/0x900
[  270.705779]  2817
[  270.710616]  ? trace_hardirqs_off+0xb8/0x300
[  270.712384]  6321 6321
[  270.716533]  ? trace_hardirqs_off+0xb8/0x300
[  270.718572] Node 0 
[  270.722979]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.725489] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  270.729891]  ? warn_alloc+0x120/0x120
[  270.732069] lowmem_reserve[]: 0
[  270.737413]  ? trace_hardirqs_on+0x310/0x310
[  270.764357]  0 3503
[  270.768161]  ? warn_alloc+0x120/0x120
[  270.771410]  3503
[  270.776252]  ? print_usage_bug+0xc0/0xc0
[  270.778462] Node 0 
[  270.782252]  ? warn_alloc+0x120/0x120
[  270.784313] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  270.788339]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  270.790540] lowmem_reserve[]: 0
[  270.794779]  ? print_usage_bug+0xc0/0xc0
[  270.823285]  0 0 0
[  270.823296] 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
[  270.823354] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  270.823413] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  270.823471] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  270.823476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  270.823479] 407 total pagecache pages
[  270.823490] 0 pages in swap cache
[  270.823495] Swap cache stats: add 0, delete 0, find 0/0
[  270.823498] Free swap  = 0kB
[  270.823500] Total swap = 0kB
[  270.823504] 1965979 pages RAM
[  270.823506] 0 pages HighMem/MovableOnly
[  270.823509] 342744 pages reserved
[  270.823512] 0 pages cma reserved
[  270.823563] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.823611] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.823615] syz-fuzzer cpuset=/ mems_allowed=0
[  270.956176]  ? __lock_acquire+0x7ec/0x4ec0
[  270.960767]  ? __lock_acquire+0x7ec/0x4ec0
[  270.965008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.970543]  ? should_fail+0x22d/0xd01
[  270.974434]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.985466]  ? __lock_acquire+0x7ec/0x4ec0
[  270.990224]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.995337]  ? __lock_acquire+0x7ec/0x4ec0
[  270.999567]  ? should_fail+0x22d/0xd01
[  271.003448]  ? print_usage_bug+0xc0/0xc0
[  271.007519]  ? mark_held_locks+0x130/0x130
[  271.011779]  ? mark_held_locks+0x130/0x130
[  271.016022]  ? graph_lock+0x170/0x170
[  271.020259]  ? print_usage_bug+0xc0/0xc0
[  271.024825]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.029581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.035120]  ? check_preemption_disabled+0x48/0x200
[  271.040133]  ? check_preemption_disabled+0x48/0x200
[  271.045158]  ? __lock_is_held+0xb5/0x140
[  271.049224]  __alloc_pages_nodemask+0xa80/0xde0
[  271.053890]  ? graph_lock+0x170/0x170
[  271.058174]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.063214]  ? graph_lock+0x170/0x170
[  271.067032]  ? find_held_lock+0x36/0x1c0
[  271.071104]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.075774]  ? lock_downgrade+0x900/0x900
[  271.080439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.086478]  cache_grow_begin+0x91/0x8c0
[  271.090568]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.095436]  fallback_alloc+0x203/0x2e0
[  271.099421]  ____cache_alloc_node+0x1c7/0x1e0
[  271.103923]  kmem_cache_alloc_node+0xe3/0x730
[  271.108432]  ? ipv6_get_ifaddr+0x42e/0x620
[  271.113172]  __alloc_skb+0x119/0x770
[  271.116889]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.122167]  ? skb_scrub_packet+0x490/0x490
[  271.126486]  ? lock_downgrade+0x900/0x900
[  271.130639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.136177]  ? refcount_sub_and_test_checked+0x203/0x310
[  271.141632]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  271.147514]  ? addrconf_rs_timer+0x6f0/0x6f0
[  271.152440]  ndisc_alloc_skb+0x144/0x340
[  271.156507]  ndisc_send_rs+0x331/0x6e0
[  271.160403]  addrconf_rs_timer+0x3c0/0x6f0
[  271.164643]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.168893]  call_timer_fn+0x272/0x920
[  271.173286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.177525]  ? process_timeout+0x40/0x40
[  271.181583]  ? find_held_lock+0x36/0x1c0
[  271.186127]  ? __run_timers+0x7da/0xc70
[  271.190104]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.194858]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.199359]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.203607]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  271.208193]  ? trace_hardirqs_on+0xbd/0x310
[  271.212541]  ? kasan_check_read+0x11/0x20
[  271.217177]  ? __run_timers+0x7da/0xc70
[  271.221151]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.226610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.230849]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.235586]  __run_timers+0x7e5/0xc70
[  271.239877]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  271.245739]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  271.250770]  ? graph_lock+0x170/0x170
[  271.254572]  ? enqueue_hrtimer+0x1a5/0x560
[  271.258803]  ? lock_release+0x970/0x970
[  271.262776]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  271.267973]  ? find_held_lock+0x36/0x1c0
[  271.272515]  ? graph_lock+0x170/0x170
[  271.276329]  ? pvclock_read_flags+0x160/0x160
[  271.281264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.286801]  ? check_preemption_disabled+0x48/0x200
[  271.291828]  ? __lock_is_held+0xb5/0x140
[  271.295904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.301950]  ? check_preemption_disabled+0x48/0x200
[  271.310770]  run_timer_softirq+0x52/0xb0
[  271.315779]  ? rcu_read_lock_sched_held+0x108/0x120
[  271.320796]  __do_softirq+0x30b/0xad8
[  271.324606]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  271.329715]  ? pvclock_read_flags+0x160/0x160
[  271.334225]  ? lapic_next_event+0x5a/0x90
[  271.338813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.344823]  ? check_preemption_disabled+0x48/0x200
[  271.349840]  ? check_preemption_disabled+0x48/0x200
[  271.354862]  ? kvm_clock_read+0x18/0x30
[  271.358835]  ? kvm_sched_clock_read+0x9/0x20
[  271.363243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.368788]  ? check_preemption_disabled+0x48/0x200
[  271.374271]  irq_exit+0x17f/0x1c0
[  271.378165]  smp_apic_timer_interrupt+0x1cb/0x760
[  271.383010]  ? smp_call_function_single_interrupt+0x650/0x650
[  271.388893]  ? interrupt_entry+0xb5/0xf0
[  271.392972]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.398471]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.403486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.408329]  ? trace_hardirqs_off+0x300/0x300
[  271.413298]  ? trace_hardirqs_off+0x300/0x300
[  271.417799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.423337]  ? check_preemption_disabled+0x48/0x200
[  271.428355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.433905]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.439222]  apic_timer_interrupt+0xf/0x20
[  271.443450]  </IRQ>
[  271.445694] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  271.450637] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  271.470033] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  271.477754] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  271.485022] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  271.492286] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  271.500029] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  271.507805] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  271.515125]  skb_clone+0x1bb/0x500
[  271.518669]  ? finish_task_switch+0x2f5/0x900
[  271.523168]  ? skb_split+0x11e0/0x11e0
[  271.527563]  ? preempt_notifier_register+0x200/0x200
[  271.532664]  ? __switch_to_asm+0x34/0x70
[  271.537218]  ? __switch_to_asm+0x34/0x70
[  271.541277]  ? __switch_to_asm+0x40/0x70
[  271.545332]  ? __switch_to_asm+0x34/0x70
[  271.549387]  ? __switch_to_asm+0x40/0x70
[  271.553447]  ? __switch_to_asm+0x34/0x70
[  271.557507]  ? __switch_to_asm+0x40/0x70
[  271.562062]  ? __switch_to_asm+0x34/0x70
[  271.566574]  ? __switch_to_asm+0x34/0x70
[  271.570633]  ? __switch_to_asm+0x40/0x70
[  271.574694]  ? __switch_to_asm+0x34/0x70
[  271.578777]  bpf_clone_redirect+0xb9/0x490
[  271.583010]  ? __schedule+0x874/0x1ed0
[  271.586902]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  271.591920]  ? __sched_text_start+0x8/0x8
[  271.596518]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.601768]  ? find_held_lock+0x36/0x1c0
[  271.605841]  ? lock_acquire+0x1ed/0x520
[  271.609812]  ? bpf_test_run+0x32e/0x5a0
[  271.613785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.619324]  ? check_preemption_disabled+0x48/0x200
[  271.624346]  ? kasan_check_read+0x11/0x20
[  271.628959]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.634734]  ? rcu_bh_qs+0xc0/0xc0
[  271.638275]  ? preempt_schedule+0x4d/0x60
[  271.642420]  ? ___preempt_schedule+0x16/0x18
[  271.646836]  ? bpf_test_run+0x1c0/0x5a0
[  271.650819]  ? netlink_diag_dump+0x2a0/0x2a0
[  271.655234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.660769]  ? bpf_test_init.isra.9+0x70/0x100
[  271.665859]  ? bpf_prog_test_run_skb+0x634/0xb40
[  271.670619]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  271.675462]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  271.680997]  ? fput+0x130/0x1a0
[  271.684280]  ? __bpf_prog_get+0x9b/0x290
[  271.688345]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  271.693182]  ? bpf_prog_test_run+0x130/0x1a0
[  271.697595]  ? __x64_sys_bpf+0x3d8/0x510
[  271.701653]  ? bpf_prog_get+0x20/0x20
[  271.705472]  ? do_syscall_64+0x1b9/0x820
[  271.709533]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  271.714896]  ? syscall_return_slowpath+0x5e0/0x5e0
[  271.719835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.724680]  ? trace_hardirqs_off+0x300/0x300
[  271.729686]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  271.734712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.740264]  ? prepare_exit_to_usermode+0x291/0x3b0
[  271.745286]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.750607]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  271.755994] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  271.756065] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  271.762922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.762928] Call Trace:
[  271.762934]  <IRQ>
[  271.762950]  dump_stack+0x1c4/0x2b4
[  271.762970]  ? dump_stack_print_info.cold.2+0x52/0x52
[  271.769531] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.778802]  warn_alloc.cold.118+0xb7/0x1bd
[  271.781355] syz-executor3 cpuset=
[  271.783491]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.783502]  ? lock_downgrade+0x900/0x900
[  271.783515]  ? trace_hardirqs_off+0xb8/0x300
[  271.783526]  ? trace_hardirqs_off+0xb8/0x300
[  271.783539]  __alloc_pages_slowpath+0x2667/0x2d80
[  271.783562]  ? warn_alloc+0x120/0x120
[  271.783573]  ? warn_alloc+0x120/0x120
[  271.783582]  ? print_usage_bug+0xc0/0xc0
[  271.783590]  ? warn_alloc+0x120/0x120
[  271.783597]  ? lock_release+0x970/0x970
[  271.783604]  ? print_usage_bug+0xc0/0xc0
[  271.783614]  ? __lock_acquire+0x7ec/0x4ec0
[  271.783621]  ? __lock_acquire+0x7ec/0x4ec0
[  271.783631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.783641]  ? should_fail+0x22d/0xd01
[  271.783651]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.783659]  ? __lock_acquire+0x7ec/0x4ec0
[  271.783669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.783676]  ? __lock_acquire+0x7ec/0x4ec0
[  271.783683]  ? should_fail+0x22d/0xd01
[  271.783696]  ? mark_held_locks+0x130/0x130
[  271.783706]  ? mark_held_locks+0x130/0x130
[  271.783715]  ? kvm_clock_read+0x18/0x30
[  271.783737]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  271.783752]  ? ktime_get+0x2e1/0x440
[  271.787356] syz3
[  271.792540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.803506]  mems_allowed=0
[  271.807819]  ? graph_lock+0x170/0x170
[  271.932776]  ? print_usage_bug+0xc0/0xc0
[  271.936845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.942397]  ? check_preemption_disabled+0x48/0x200
[  271.947428]  ? check_preemption_disabled+0x48/0x200
[  271.952457]  ? __lock_is_held+0xb5/0x140
[  271.956529]  __alloc_pages_nodemask+0xa80/0xde0
[  271.961203]  ? graph_lock+0x170/0x170
[  271.965016]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.970028]  ? graph_lock+0x170/0x170
[  271.973837]  ? find_held_lock+0x36/0x1c0
[  271.977907]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.982576]  ? lock_downgrade+0x900/0x900
[  271.986744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.992287]  cache_grow_begin+0x91/0x8c0
[  271.996347]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.000768]  fallback_alloc+0x203/0x2e0
[  272.004757]  ____cache_alloc_node+0x1c7/0x1e0
[  272.009264]  kmem_cache_alloc_node+0xe3/0x730
[  272.013760]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.018006]  __alloc_skb+0x119/0x770
[  272.021731]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.027016]  ? skb_scrub_packet+0x490/0x490
[  272.031335]  ? lock_downgrade+0x900/0x900
[  272.035488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.041024]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.046470]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.051914]  ? addrconf_rs_timer+0x6f0/0x6f0
[  272.056341]  ndisc_alloc_skb+0x144/0x340
[  272.060407]  ndisc_send_rs+0x331/0x6e0
[  272.064303]  addrconf_rs_timer+0x3c0/0x6f0
[  272.068545]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.072794]  call_timer_fn+0x272/0x920
[  272.076684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.080925]  ? process_timeout+0x40/0x40
[  272.084982]  ? find_held_lock+0x36/0x1c0
[  272.089052]  ? mark_held_locks+0xc7/0x130
[  272.093207]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.097701]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.102204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.106434]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  272.111012]  ? trace_hardirqs_on+0xbd/0x310
[  272.115332]  ? kasan_check_read+0x11/0x20
[  272.119481]  ? __run_timers+0x7da/0xc70
[  272.123460]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.128914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.133156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.137381]  __run_timers+0x7e5/0xc70
[  272.141209]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  272.146580]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.151599]  ? graph_lock+0x170/0x170
[  272.155405]  ? print_usage_bug+0xc0/0xc0
[  272.159461]  ? lock_release+0x970/0x970
[  272.163435]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  272.168618]  ? find_held_lock+0x36/0x1c0
[  272.172677]  ? graph_lock+0x170/0x170
[  272.176481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.182019]  ? check_preemption_disabled+0x48/0x200
[  272.187046]  ? __lock_is_held+0xb5/0x140
[  272.191106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.196645]  ? check_preemption_disabled+0x48/0x200
[  272.201668]  run_timer_softirq+0x52/0xb0
[  272.205740]  ? rcu_read_lock_sched_held+0x108/0x120
[  272.211271]  __do_softirq+0x30b/0xad8
[  272.215091]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  272.220199]  ? pvclock_read_flags+0x160/0x160
[  272.224689]  ? lapic_next_event+0x5a/0x90
[  272.228848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.234387]  ? check_preemption_disabled+0x48/0x200
[  272.239402]  ? check_preemption_disabled+0x48/0x200
[  272.244424]  ? kvm_clock_read+0x18/0x30
[  272.248395]  ? kvm_sched_clock_read+0x9/0x20
[  272.252814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.258354]  ? check_preemption_disabled+0x48/0x200
[  272.263382]  irq_exit+0x17f/0x1c0
[  272.266842]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.271682]  ? smp_reschedule_interrupt+0x109/0x650
[  272.276701]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.282626]  ? interrupt_entry+0xb5/0xf0
[  272.286687]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.291708]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.296759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.301600]  ? trace_hardirqs_off+0x300/0x300
[  272.306097]  ? trace_hardirqs_off+0x300/0x300
[  272.310590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.316130]  ? check_preemption_disabled+0x48/0x200
[  272.321142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.326674]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.331516]  apic_timer_interrupt+0xf/0x20
[  272.335745]  </IRQ>
[  272.337986] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  272.343177] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  272.362076] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  272.369785] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  272.377050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  272.384313] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  272.391579] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  272.398843] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  272.406150]  retint_kernel+0x1b/0x2d
[  272.409866] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  272.415139] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  272.434047] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  272.441764] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  272.449028] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  272.456296] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  272.463564] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  272.470829] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  272.478119]  ? arch_local_irq_restore+0x45/0x52
[  272.482796]  dump_stack+0x26a/0x2b4
[  272.486427]  ? dump_stack_print_info.cold.2+0x52/0x52
[  272.491622]  ? mark_held_locks+0x130/0x130
[  272.495858]  ? mark_held_locks+0x130/0x130
[  272.500098]  dump_header+0x27b/0xf72
[  272.503829]  ? pagefault_out_of_memory+0x197/0x197
[  272.508763]  ? mark_held_locks+0x130/0x130
[  272.512996]  ? __lock_acquire+0x7ec/0x4ec0
[  272.517233]  ? mem_cgroup_charge_statistics+0x780/0x780
[  272.522600]  ? print_usage_bug+0xc0/0xc0
[  272.526663]  ? print_usage_bug+0xc0/0xc0
[  272.530738]  ? graph_lock+0x170/0x170
[  272.534538]  ? graph_lock+0x170/0x170
[  272.538335]  ? print_usage_bug+0xc0/0xc0
[  272.542397]  ? print_usage_bug+0xc0/0xc0
[  272.546477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.552019]  ? find_held_lock+0x36/0x1c0
[  272.556088]  ? mark_held_locks+0xc7/0x130
[  272.560250]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  272.565355]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  272.570457]  ? lockdep_hardirqs_on+0x421/0x5c0
[  272.575041]  ? trace_hardirqs_on+0xbd/0x310
[  272.579361]  ? kasan_check_read+0x11/0x20
[  272.583510]  ? ___ratelimit+0x36f/0x655
[  272.587492]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.592944]  ? trace_hardirqs_on+0x310/0x310
[  272.597358]  ? lock_downgrade+0x900/0x900
[  272.601513]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  272.606639]  ? ___ratelimit+0xaa/0x655
[  272.610533]  ? idr_get_free+0xec0/0xec0
[  272.614512]  ? kasan_check_write+0x14/0x20
[  272.618755]  ? do_raw_spin_lock+0xc1/0x200
[  272.623025]  oom_kill_process.cold.27+0x10/0x903
[  272.627800]  ? graph_lock+0x170/0x170
[  272.631601]  ? _raw_spin_unlock+0x2c/0x50
[  272.635758]  ? oom_badness+0xe6/0xaa0
[  272.639566]  ? oom_evaluate_task+0x540/0x540
[  272.643980]  ? find_held_lock+0x36/0x1c0
[  272.648046]  ? out_of_memory+0x974/0x14c0
[  272.652198]  ? lock_downgrade+0x900/0x900
[  272.656352]  ? check_preemption_disabled+0x48/0x200
[  272.661375]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.667190]  ? kasan_check_read+0x11/0x20
[  272.671355]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.676633]  ? rcu_bh_qs+0xc0/0xc0
[  272.680208]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.685226]  ? oom_evaluate_task+0x302/0x540
[  272.689647]  out_of_memory+0xa86/0x14c0
[  272.693630]  ? oom_killer_disable+0x3a0/0x3a0
[  272.698125]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  272.703058]  ? __mutex_add_waiter+0x2a0/0x2a0
[  272.707569]  __alloc_pages_slowpath+0x2318/0x2d80
[  272.712444]  ? warn_alloc+0x120/0x120
[  272.716250]  ? __radix_tree_lookup+0x4c0/0x4c0
[  272.720848]  ? find_get_entry+0x2f2/0xc40
[  272.725008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.730546]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  272.735486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.741023]  ? should_fail+0x22d/0xd01
[  272.744915]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.750017]  ? __lock_is_held+0xb5/0x140
[  272.754105]  ? __lock_is_held+0xb5/0x140
[  272.758174]  ? find_held_lock+0x36/0x1c0
[  272.762246]  ? ___might_sleep+0x1ed/0x300
[  272.766396]  ? lock_release+0x970/0x970
[  272.770388]  ? arch_local_save_flags+0x40/0x40
[  272.774983]  ? __might_sleep+0x95/0x190
[  272.778966]  __alloc_pages_nodemask+0xa80/0xde0
[  272.783642]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.788664]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.794459]  ? kasan_check_read+0x11/0x20
[  272.798607]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.803890]  ? graph_lock+0x170/0x170
[  272.807688]  ? print_usage_bug+0xc0/0xc0
[  272.811763]  ? graph_lock+0x170/0x170
[  272.815562]  ? graph_lock+0x170/0x170
[  272.819367]  ? __do_page_cache_readahead+0x7ce/0x980
[  272.824479]  ? find_held_lock+0x36/0x1c0
[  272.828552]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  272.834092]  alloc_pages_current+0x10c/0x210
[  272.838504]  ? lock_downgrade+0x900/0x900
[  272.842650]  __page_cache_alloc+0x38f/0x5b0
[  272.846966]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.852766]  ? kasan_check_read+0x11/0x20
[  272.856918]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.862199]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  272.866877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.872421]  ? check_preemption_disabled+0x48/0x200
[  272.877424]  filemap_fault+0x1594/0x25f0
[  272.881490]  ? __lock_page_or_retry+0xa00/0xa00
[  272.886162]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.891958]  ? kasan_check_read+0x11/0x20
[  272.896109]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.901382]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  272.906487]  ? rcu_bh_qs+0xc0/0xc0
[  272.910031]  ? trace_hardirqs_on+0xbd/0x310
[  272.914354]  ? kasan_check_read+0x11/0x20
[  272.918500]  ? __free_object+0x173/0x340
[  272.922572]  ? filemap_map_pages+0xdea/0x1980
[  272.927075]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  272.932180]  ? __free_object+0x173/0x340
[  272.936249]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  272.941525]  ? debug_object_free+0x325/0x690
[  272.945942]  ? find_get_pages_range_tag+0x1320/0x1320
[  272.951138]  ? graph_lock+0x170/0x170
[  272.954949]  ? kasan_check_read+0x11/0x20
[  272.959100]  ? debug_object_destroy+0x2b0/0x2b0
[  272.963779]  ? lock_acquire+0x1ed/0x520
[  272.967760]  ? ext4_filemap_fault+0x7a/0xad
[  272.972087]  ? lock_release+0x970/0x970
[  272.976065]  ? arch_local_save_flags+0x40/0x40
[  272.980652]  ? futex_wait_setup+0x3e0/0x3e0
[  272.984988]  ? down_read+0xb0/0x1d0
[  272.988612]  ? ext4_filemap_fault+0x7a/0xad
[  272.992931]  ? __down_interruptible+0x700/0x700
[  272.997619]  ext4_filemap_fault+0x82/0xad
[  273.001769]  __do_fault+0x100/0x6b0
[  273.005399]  ? print_bad_pte+0x6c0/0x6c0
[  273.009464]  ? do_futex+0x249/0x26d0
[  273.013179]  ? finish_task_switch+0x1f5/0x900
[  273.017676]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.022169]  ? pmd_val+0x88/0x100
[  273.025622]  ? add_mm_counter_fast+0xd0/0xd0
[  273.030031]  ? pmd_val+0x88/0x100
[  273.033485]  ? add_mm_counter_fast+0xd0/0xd0
[  273.037896]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.043438]  __handle_mm_fault+0x3709/0x53e0
[  273.047861]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  273.052707]  ? graph_lock+0x170/0x170
[  273.056519]  ? print_usage_bug+0xc0/0xc0
[  273.060577]  ? __switch_to_asm+0x34/0x70
[  273.064650]  ? graph_lock+0x170/0x170
[  273.068450]  ? graph_lock+0x170/0x170
[  273.072274]  ? handle_mm_fault+0x42a/0xc70
[  273.076508]  ? lock_downgrade+0x900/0x900
[  273.080845]  ? check_preemption_disabled+0x48/0x200
[  273.085872]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.091680]  ? kasan_check_read+0x11/0x20
[  273.095844]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.101122]  ? rcu_bh_qs+0xc0/0xc0
[  273.104654]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.110096]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.115633]  ? check_preemption_disabled+0x48/0x200
[  273.120669]  handle_mm_fault+0x54f/0xc70
[  273.124741]  ? __handle_mm_fault+0x53e0/0x53e0
[  273.129331]  ? find_vma+0x34/0x190
[  273.132875]  __do_page_fault+0x67d/0xed0
[  273.136945]  ? mm_fault_error+0x380/0x380
[  273.141091]  ? trace_hardirqs_off+0xb8/0x300
[  273.145496]  ? trace_hardirqs_on+0x310/0x310
[  273.149918]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  273.155278]  ? trace_hardirqs_on+0x310/0x310
[  273.159694]  do_page_fault+0xf2/0x7e0
[  273.163504]  ? vmalloc_sync_all+0x30/0x30
[  273.167654]  ? error_entry+0x70/0xd0
[  273.171370]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.176385]  ? trace_hardirqs_on_caller+0xc0/0x300
[  273.181344]  ? syscall_return_slowpath+0x5e0/0x5e0
[  273.186271]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.191114]  ? trace_hardirqs_off+0x300/0x300
[  273.195610]  ? trace_hardirqs_off_caller+0x300/0x300
[  273.200730]  ? prepare_exit_to_usermode+0x291/0x3b0
[  273.205756]  ? page_fault+0x8/0x30
[  273.209299]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.214143]  ? page_fault+0x8/0x30
[  273.217686]  page_fault+0x1e/0x30
[  273.221144] RIP: 0033:0x45ddf3
[  273.224355] Code: Bad RIP value.
[  273.227725] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  273.233092] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  273.240358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  273.247630] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  273.254897] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  273.262164] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  273.269468] warn_alloc_show_mem: 1 callbacks suppressed
[  273.269480] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  273.269482] Mem-Info:
[  273.269527] active_anon:44712 inactive_anon:372 isolated_anon:0
[  273.269527]  active_file:15 inactive_file:12 isolated_file:0
[  273.269527]  unevictable:0 dirty:0 writeback:0 unstable:0
[  273.269527]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  273.269527]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  273.269527]  free:13792 free_pcp:444 free_cma:0
[  273.274860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  273.274869] Call Trace:
[  273.282060] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  273.284471]  <IRQ>
[  273.317270] Node 0 
[  273.327128]  dump_stack+0x1c4/0x2b4
[  273.329690] 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
[  273.329693] lowmem_reserve[]: 0 2817 6321 6321
[  273.329707] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  273.329747] lowmem_reserve[]:
[  273.357793]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.359920]  0
[  273.362157]  warn_alloc.cold.118+0xb7/0x1bd
[  273.365748]  0
[  273.392168]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.396736]  3503
[  273.424772]  ? lock_downgrade+0x900/0x900
[  273.427850]  3503
[  273.433035]  ? trace_hardirqs_off+0xb8/0x300
[  273.434811] Node 0 
[  273.439129]  ? trace_hardirqs_off+0xb8/0x300
[  273.440928] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  273.446225]  __alloc_pages_slowpath+0x2667/0x2d80
[  273.448252] lowmem_reserve[]: 0
[  273.452426]  ? warn_alloc+0x120/0x120
[  273.454431]  0 0
[  273.458840]  ? trace_hardirqs_on+0x310/0x310
[  273.461043]  0
[  273.465453]  ? warn_alloc+0x120/0x120
[  273.493965] Node 0 
[  273.498801]  ? print_usage_bug+0xc0/0xc0
[  273.502055] DMA: 
[  273.505850]  ? warn_alloc+0x120/0x120
[  273.507799] 1*4kB 
[  273.512199]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  273.513976] (U) 
[  273.517766]  ? print_usage_bug+0xc0/0xc0
[  273.519974] 0*8kB 0*16kB 
[  273.524033]  ? __lock_acquire+0x7ec/0x4ec0
[  273.526065] 1*32kB (U) 
[  273.530302]  ? __lock_acquire+0x7ec/0x4ec0
[  273.532417] 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  273.532454] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  273.532528] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  273.532597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  273.532603] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  273.532606] 407 total pagecache pages
[  273.532617] 0 pages in swap cache
[  273.532621] Swap cache stats: add 0, delete 0, find 0/0
[  273.532624] Free swap  = 0kB
[  273.532627] Total swap = 0kB
[  273.532630] 1965979 pages RAM
[  273.532633] 0 pages HighMem/MovableOnly
[  273.532636] 342744 pages reserved
[  273.532639] 0 pages cma reserved
[  273.532706] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  273.532801] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  273.540118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.542071] syz-fuzzer cpuset=
[  273.546561]  ? should_fail+0x22d/0xd01
[  273.549288] /
[  273.553513]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.556075]  mems_allowed=0
[  273.560304]  ? __lock_acquire+0x7ec/0x4ec0
[  273.700747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.705858]  ? __lock_acquire+0x7ec/0x4ec0
[  273.710091]  ? should_fail+0x22d/0xd01
[  273.714462]  ? print_usage_bug+0xc0/0xc0
[  273.718537]  ? mark_held_locks+0x130/0x130
[  273.722788]  ? mark_held_locks+0x130/0x130
[  273.727034]  ? graph_lock+0x170/0x170
[  273.730832]  ? print_usage_bug+0xc0/0xc0
[  273.734894]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.739650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.745695]  ? check_preemption_disabled+0x48/0x200
[  273.750726]  ? check_preemption_disabled+0x48/0x200
[  273.755772]  ? __lock_is_held+0xb5/0x140
[  273.759841]  __alloc_pages_nodemask+0xa80/0xde0
[  273.764512]  ? graph_lock+0x170/0x170
[  273.768319]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.773332]  ? graph_lock+0x170/0x170
[  273.777608]  ? find_held_lock+0x36/0x1c0
[  273.781678]  ? ____cache_alloc_node+0x1c7/0x1e0
[  273.786347]  ? lock_downgrade+0x900/0x900
[  273.790504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.796048]  cache_grow_begin+0x91/0x8c0
[  273.800600]  ? do_raw_spin_unlock+0xa7/0x2f0
[  273.805019]  fallback_alloc+0x203/0x2e0
[  273.809505]  ____cache_alloc_node+0x1c7/0x1e0
[  273.814006]  kmem_cache_alloc_node+0xe3/0x730
[  273.818508]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.822761]  __alloc_skb+0x119/0x770
[  273.826478]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.831773]  ? skb_scrub_packet+0x490/0x490
[  273.836555]  ? lock_downgrade+0x900/0x900
[  273.840711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.846262]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.852217]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.858154]  ? addrconf_rs_timer+0x6f0/0x6f0
[  273.864578]  ndisc_alloc_skb+0x144/0x340
[  273.869083]  ndisc_send_rs+0x331/0x6e0
[  273.872980]  addrconf_rs_timer+0x3c0/0x6f0
[  273.877666]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.881918]  call_timer_fn+0x272/0x920
[  273.885807]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.890046]  ? process_timeout+0x40/0x40
[  273.894106]  ? find_held_lock+0x36/0x1c0
[  273.898209]  ? __run_timers+0x7da/0xc70
[  273.902670]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.907574]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.912071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.916496]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  273.921092]  ? trace_hardirqs_on+0xbd/0x310
[  273.925426]  ? kasan_check_read+0x11/0x20
[  273.929590]  ? __run_timers+0x7da/0xc70
[  273.933565]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.939950]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.944189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.948424]  __run_timers+0x7e5/0xc70
[  273.952237]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  273.957601]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.963120]  ? graph_lock+0x170/0x170
[  273.967437]  ? enqueue_hrtimer+0x1a5/0x560
[  273.971666]  ? lock_release+0x970/0x970
[  273.975643]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.980843]  ? find_held_lock+0x36/0x1c0
[  273.984906]  ? graph_lock+0x170/0x170
[  273.988707]  ? pvclock_read_flags+0x160/0x160
[  273.993214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.998758]  ? check_preemption_disabled+0x48/0x200
[  274.004222]  ? __lock_is_held+0xb5/0x140
[  274.008312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.013849]  ? check_preemption_disabled+0x48/0x200
[  274.018874]  run_timer_softirq+0x52/0xb0
[  274.022936]  ? rcu_read_lock_sched_held+0x108/0x120
[  274.027956]  __do_softirq+0x30b/0xad8
[  274.032223]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  274.037790]  ? pvclock_read_flags+0x160/0x160
[  274.042283]  ? lapic_next_event+0x5a/0x90
[  274.046431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.051966]  ? check_preemption_disabled+0x48/0x200
[  274.057488]  ? check_preemption_disabled+0x48/0x200
[  274.062523]  ? kvm_clock_read+0x18/0x30
[  274.066945]  ? kvm_sched_clock_read+0x9/0x20
[  274.071352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.076894]  ? check_preemption_disabled+0x48/0x200
[  274.081924]  irq_exit+0x17f/0x1c0
[  274.085379]  smp_apic_timer_interrupt+0x1cb/0x760
[  274.090240]  ? smp_call_function_single_interrupt+0x650/0x650
[  274.097034]  ? interrupt_entry+0xb5/0xf0
[  274.101093]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.106104]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.111120]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.115964]  ? trace_hardirqs_off+0x300/0x300
[  274.120455]  ? trace_hardirqs_off+0x300/0x300
[  274.124950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.130997]  ? check_preemption_disabled+0x48/0x200
[  274.136013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.141558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.146408]  apic_timer_interrupt+0xf/0x20
[  274.150634]  </IRQ>
[  274.152872] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  274.158261] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  274.177644] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  274.185777] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  274.196282] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  274.204016] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  274.211426] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  274.219037] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  274.226855]  skb_clone+0x1bb/0x500
[  274.230429]  ? finish_task_switch+0x2f5/0x900
[  274.234922]  ? skb_split+0x11e0/0x11e0
[  274.238811]  ? preempt_notifier_register+0x200/0x200
[  274.243911]  ? __switch_to_asm+0x34/0x70
[  274.248476]  ? __switch_to_asm+0x34/0x70
[  274.252535]  ? __switch_to_asm+0x40/0x70
[  274.258781]  ? __switch_to_asm+0x34/0x70
[  274.264735]  ? __switch_to_asm+0x40/0x70
[  274.268794]  ? __switch_to_asm+0x34/0x70
[  274.272850]  ? __switch_to_asm+0x40/0x70
[  274.276913]  ? __switch_to_asm+0x34/0x70
[  274.280974]  ? __switch_to_asm+0x34/0x70
[  274.285508]  ? __switch_to_asm+0x40/0x70
[  274.289566]  ? __switch_to_asm+0x34/0x70
[  274.294093]  bpf_clone_redirect+0xb9/0x490
[  274.298330]  ? __schedule+0x874/0x1ed0
[  274.302241]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  274.307261]  ? __sched_text_start+0x8/0x8
[  274.311415]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.316691]  ? find_held_lock+0x36/0x1c0
[  274.321223]  ? lock_acquire+0x1ed/0x520
[  274.325195]  ? bpf_test_run+0x32e/0x5a0
[  274.329172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.334738]  ? check_preemption_disabled+0x48/0x200
[  274.339770]  ? kasan_check_read+0x11/0x20
[  274.344405]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.349684]  ? rcu_bh_qs+0xc0/0xc0
[  274.353225]  ? preempt_schedule+0x4d/0x60
[  274.357821]  ? ___preempt_schedule+0x16/0x18
[  274.362238]  ? bpf_test_run+0x1c0/0x5a0
[  274.366226]  ? netlink_diag_dump+0x2a0/0x2a0
[  274.370640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.376192]  ? bpf_test_init.isra.9+0x70/0x100
[  274.380782]  ? bpf_prog_test_run_skb+0x634/0xb40
[  274.386000]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  274.390854]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  274.396388]  ? fput+0x130/0x1a0
[  274.399670]  ? __bpf_prog_get+0x9b/0x290
[  274.403740]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  274.408581]  ? bpf_prog_test_run+0x130/0x1a0
[  274.413480]  ? __x64_sys_bpf+0x3d8/0x510
[  274.417989]  ? bpf_prog_get+0x20/0x20
[  274.421812]  ? do_syscall_64+0x1b9/0x820
[  274.425873]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  274.431240]  ? syscall_return_slowpath+0x5e0/0x5e0
[  274.436167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.441014]  ? trace_hardirqs_off+0x300/0x300
[  274.445951]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  274.450968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.456986]  ? prepare_exit_to_usermode+0x291/0x3b0
[  274.462010]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.466865]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  274.472726] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  274.472805] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.479656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.479661] Call Trace:
[  274.479668]  <IRQ>
[  274.479683]  dump_stack+0x1c4/0x2b4
[  274.479704]  ? dump_stack_print_info.cold.2+0x52/0x52
[  274.486697] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.495996]  warn_alloc.cold.118+0xb7/0x1bd
[  274.498549] syz-executor3 cpuset=
[  274.500690]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.504288] syz3
[  274.509459]  ? lock_downgrade+0x900/0x900
[  274.509472]  ? trace_hardirqs_off+0xb8/0x300
[  274.509484]  ? trace_hardirqs_off+0xb8/0x300
[  274.509496]  __alloc_pages_slowpath+0x2667/0x2d80
[  274.509520]  ? warn_alloc+0x120/0x120
[  274.509531]  ? warn_alloc+0x120/0x120
[  274.509540]  ? print_usage_bug+0xc0/0xc0
[  274.509548]  ? warn_alloc+0x120/0x120
[  274.509554]  ? lock_release+0x970/0x970
[  274.509562]  ? print_usage_bug+0xc0/0xc0
[  274.509571]  ? __lock_acquire+0x7ec/0x4ec0
[  274.509578]  ? __lock_acquire+0x7ec/0x4ec0
[  274.509589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.509598]  ? should_fail+0x22d/0xd01
[  274.509608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.509616]  ? __lock_acquire+0x7ec/0x4ec0
[  274.509627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.509633]  ? __lock_acquire+0x7ec/0x4ec0
[  274.509640]  ? should_fail+0x22d/0xd01
[  274.509653]  ? mark_held_locks+0x130/0x130
[  274.509663]  ? mark_held_locks+0x130/0x130
[  274.509673]  ? kvm_clock_read+0x18/0x30
[  274.509680]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  274.509688]  ? ktime_get+0x2e1/0x440
[  274.509696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.509705]  ? graph_lock+0x170/0x170
[  274.509712]  ? print_usage_bug+0xc0/0xc0
[  274.509732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.509756]  ? check_preemption_disabled+0x48/0x200
[  274.526236]  mems_allowed=0
[  274.670033]  ? check_preemption_disabled+0x48/0x200
[  274.675068]  ? __lock_is_held+0xb5/0x140
[  274.679140]  __alloc_pages_nodemask+0xa80/0xde0
[  274.683808]  ? graph_lock+0x170/0x170
[  274.687614]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  274.692628]  ? graph_lock+0x170/0x170
[  274.696443]  ? find_held_lock+0x36/0x1c0
[  274.700513]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.705184]  ? lock_downgrade+0x900/0x900
[  274.709339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.714883]  cache_grow_begin+0x91/0x8c0
[  274.718947]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.723362]  fallback_alloc+0x203/0x2e0
[  274.727343]  ____cache_alloc_node+0x1c7/0x1e0
[  274.731846]  kmem_cache_alloc_node+0xe3/0x730
[  274.736336]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.740572]  __alloc_skb+0x119/0x770
[  274.744289]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.749569]  ? skb_scrub_packet+0x490/0x490
[  274.753888]  ? lock_downgrade+0x900/0x900
[  274.758046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.763584]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.769039]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.774490]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.778912]  ndisc_alloc_skb+0x144/0x340
[  274.782981]  ndisc_send_rs+0x331/0x6e0
[  274.786875]  addrconf_rs_timer+0x3c0/0x6f0
[  274.791118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.795369]  call_timer_fn+0x272/0x920
[  274.799266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.803504]  ? process_timeout+0x40/0x40
[  274.807564]  ? find_held_lock+0x36/0x1c0
[  274.811634]  ? mark_held_locks+0xc7/0x130
[  274.815803]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.820297]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.824792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.829026]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  274.833615]  ? trace_hardirqs_on+0xbd/0x310
[  274.837935]  ? kasan_check_read+0x11/0x20
[  274.842080]  ? __run_timers+0x7da/0xc70
[  274.846054]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.851513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.855762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.860001]  __run_timers+0x7e5/0xc70
[  274.863816]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  274.869180]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.874200]  ? graph_lock+0x170/0x170
[  274.878009]  ? print_usage_bug+0xc0/0xc0
[  274.882068]  ? lock_release+0x970/0x970
[  274.886043]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  274.891244]  ? find_held_lock+0x36/0x1c0
[  274.895309]  ? graph_lock+0x170/0x170
[  274.899112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.904644]  ? check_preemption_disabled+0x48/0x200
[  274.909662]  ? __lock_is_held+0xb5/0x140
[  274.913735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.919279]  ? check_preemption_disabled+0x48/0x200
[  274.924302]  run_timer_softirq+0x52/0xb0
[  274.928365]  ? rcu_read_lock_sched_held+0x108/0x120
[  274.933386]  __do_softirq+0x30b/0xad8
[  274.937200]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  274.942317]  ? pvclock_read_flags+0x160/0x160
[  274.946815]  ? lapic_next_event+0x5a/0x90
[  274.950962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.956498]  ? check_preemption_disabled+0x48/0x200
[  274.961516]  ? check_preemption_disabled+0x48/0x200
[  274.966540]  ? kvm_clock_read+0x18/0x30
[  274.970529]  ? kvm_sched_clock_read+0x9/0x20
[  274.974952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.980490]  ? check_preemption_disabled+0x48/0x200
[  274.985516]  irq_exit+0x17f/0x1c0
[  274.988970]  smp_apic_timer_interrupt+0x1cb/0x760
[  274.993843]  ? smp_reschedule_interrupt+0x109/0x650
[  274.998882]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.004766]  ? interrupt_entry+0xb5/0xf0
[  275.008860]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.013888]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.018902]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.023749]  ? trace_hardirqs_off+0x300/0x300
[  275.028249]  ? trace_hardirqs_off+0x300/0x300
[  275.032752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.038290]  ? check_preemption_disabled+0x48/0x200
[  275.043302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.048862]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.053832]  apic_timer_interrupt+0xf/0x20
[  275.058060]  </IRQ>
[  275.060292] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  275.065519] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  275.084610] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  275.092317] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  275.099581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  275.106847] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  275.114110] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  275.121455] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  275.128752]  retint_kernel+0x1b/0x2d
[  275.132464] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  275.137746] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  275.156662] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  275.164365] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  275.171693] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  275.178968] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  275.186238] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  275.193508] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  275.200797]  ? arch_local_irq_restore+0x45/0x52
[  275.205470]  dump_stack+0x26a/0x2b4
[  275.209102]  ? dump_stack_print_info.cold.2+0x52/0x52
[  275.214293]  ? mark_held_locks+0x130/0x130
[  275.218543]  ? mark_held_locks+0x130/0x130
[  275.222784]  dump_header+0x27b/0xf72
[  275.226508]  ? pagefault_out_of_memory+0x197/0x197
[  275.231438]  ? mark_held_locks+0x130/0x130
[  275.235675]  ? __lock_acquire+0x7ec/0x4ec0
[  275.239908]  ? mem_cgroup_charge_statistics+0x780/0x780
[  275.245301]  ? print_usage_bug+0xc0/0xc0
[  275.249355]  ? print_usage_bug+0xc0/0xc0
[  275.253426]  ? graph_lock+0x170/0x170
[  275.257223]  ? graph_lock+0x170/0x170
[  275.261028]  ? print_usage_bug+0xc0/0xc0
[  275.265083]  ? print_usage_bug+0xc0/0xc0
[  275.269155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.274697]  ? find_held_lock+0x36/0x1c0
[  275.278776]  ? mark_held_locks+0xc7/0x130
[  275.282924]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  275.288027]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  275.293131]  ? lockdep_hardirqs_on+0x421/0x5c0
[  275.297711]  ? trace_hardirqs_on+0xbd/0x310
[  275.302046]  ? kasan_check_read+0x11/0x20
[  275.306208]  ? ___ratelimit+0x36f/0x655
[  275.310185]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.315626]  ? trace_hardirqs_on+0x310/0x310
[  275.320026]  ? lock_downgrade+0x900/0x900
[  275.324193]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  275.329298]  ? ___ratelimit+0xaa/0x655
[  275.333187]  ? idr_get_free+0xec0/0xec0
[  275.337160]  ? kasan_check_write+0x14/0x20
[  275.341414]  ? do_raw_spin_lock+0xc1/0x200
[  275.345643]  oom_kill_process.cold.27+0x10/0x903
[  275.350390]  ? graph_lock+0x170/0x170
[  275.354186]  ? _raw_spin_unlock+0x2c/0x50
[  275.358330]  ? oom_badness+0xe6/0xaa0
[  275.362138]  ? oom_evaluate_task+0x540/0x540
[  275.366549]  ? find_held_lock+0x36/0x1c0
[  275.370620]  ? out_of_memory+0x974/0x14c0
[  275.374767]  ? lock_downgrade+0x900/0x900
[  275.378919]  ? check_preemption_disabled+0x48/0x200
[  275.383940]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.389745]  ? kasan_check_read+0x11/0x20
[  275.393894]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.399168]  ? rcu_bh_qs+0xc0/0xc0
[  275.402711]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.407742]  ? oom_evaluate_task+0x302/0x540
[  275.412154]  out_of_memory+0xa86/0x14c0
[  275.416138]  ? oom_killer_disable+0x3a0/0x3a0
[  275.420631]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  275.425565]  ? __mutex_add_waiter+0x2a0/0x2a0
[  275.430069]  __alloc_pages_slowpath+0x2318/0x2d80
[  275.434942]  ? warn_alloc+0x120/0x120
[  275.438749]  ? __radix_tree_lookup+0x4c0/0x4c0
[  275.443344]  ? find_get_entry+0x2f2/0xc40
[  275.447499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.453036]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  275.457968]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.463504]  ? should_fail+0x22d/0xd01
[  275.467398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.472531]  ? __lock_is_held+0xb5/0x140
[  275.476595]  ? __lock_is_held+0xb5/0x140
[  275.480652]  ? find_held_lock+0x36/0x1c0
[  275.484715]  ? ___might_sleep+0x1ed/0x300
[  275.488868]  ? lock_release+0x970/0x970
[  275.492844]  ? arch_local_save_flags+0x40/0x40
[  275.497436]  ? __might_sleep+0x95/0x190
[  275.501416]  __alloc_pages_nodemask+0xa80/0xde0
[  275.506088]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.511110]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.516910]  ? kasan_check_read+0x11/0x20
[  275.521057]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.526334]  ? graph_lock+0x170/0x170
[  275.530131]  ? print_usage_bug+0xc0/0xc0
[  275.534194]  ? graph_lock+0x170/0x170
[  275.537994]  ? graph_lock+0x170/0x170
[  275.541792]  ? __do_page_cache_readahead+0x7ce/0x980
[  275.546898]  ? find_held_lock+0x36/0x1c0
[  275.550962]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  275.556505]  alloc_pages_current+0x10c/0x210
[  275.560908]  ? lock_downgrade+0x900/0x900
[  275.565060]  __page_cache_alloc+0x38f/0x5b0
[  275.569375]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.575175]  ? kasan_check_read+0x11/0x20
[  275.579321]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.584600]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  275.589266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.594801]  ? check_preemption_disabled+0x48/0x200
[  275.599830]  filemap_fault+0x1594/0x25f0
[  275.603907]  ? __lock_page_or_retry+0xa00/0xa00
[  275.608578]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.614420]  ? kasan_check_read+0x11/0x20
[  275.618565]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.623843]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  275.628943]  ? rcu_bh_qs+0xc0/0xc0
[  275.632484]  ? trace_hardirqs_on+0xbd/0x310
[  275.636802]  ? kasan_check_read+0x11/0x20
[  275.640960]  ? __free_object+0x173/0x340
[  275.645024]  ? filemap_map_pages+0xdea/0x1980
[  275.649522]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  275.654628]  ? __free_object+0x173/0x340
[  275.658693]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  275.663974]  ? debug_object_free+0x325/0x690
[  275.668384]  ? find_get_pages_range_tag+0x1320/0x1320
[  275.673579]  ? graph_lock+0x170/0x170
[  275.677391]  ? kasan_check_read+0x11/0x20
[  275.681541]  ? debug_object_destroy+0x2b0/0x2b0
[  275.686218]  ? lock_acquire+0x1ed/0x520
[  275.690212]  ? ext4_filemap_fault+0x7a/0xad
[  275.694531]  ? lock_release+0x970/0x970
[  275.698486]  ? arch_local_save_flags+0x40/0x40
[  275.703083]  ? futex_wait_setup+0x3e0/0x3e0
[  275.707409]  ? down_read+0xb0/0x1d0
[  275.711032]  ? ext4_filemap_fault+0x7a/0xad
[  275.715354]  ? __down_interruptible+0x700/0x700
[  275.720056]  ext4_filemap_fault+0x82/0xad
[  275.724208]  __do_fault+0x100/0x6b0
[  275.727847]  ? print_bad_pte+0x6c0/0x6c0
[  275.731910]  ? do_futex+0x249/0x26d0
[  275.735619]  ? finish_task_switch+0x1f5/0x900
[  275.740112]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.744607]  ? pmd_val+0x88/0x100
[  275.748063]  ? add_mm_counter_fast+0xd0/0xd0
[  275.752500]  ? pmd_val+0x88/0x100
[  275.755952]  ? add_mm_counter_fast+0xd0/0xd0
[  275.760362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.765907]  __handle_mm_fault+0x3709/0x53e0
[  275.770366]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  275.775223]  ? graph_lock+0x170/0x170
[  275.779031]  ? print_usage_bug+0xc0/0xc0
[  275.783091]  ? __switch_to_asm+0x34/0x70
[  275.787171]  ? graph_lock+0x170/0x170
[  275.790986]  ? graph_lock+0x170/0x170
[  275.794808]  ? handle_mm_fault+0x42a/0xc70
[  275.799042]  ? lock_downgrade+0x900/0x900
[  275.803192]  ? check_preemption_disabled+0x48/0x200
[  275.808227]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.814044]  ? kasan_check_read+0x11/0x20
[  275.818193]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.823486]  ? rcu_bh_qs+0xc0/0xc0
[  275.827024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.832477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.838012]  ? check_preemption_disabled+0x48/0x200
[  275.843033]  handle_mm_fault+0x54f/0xc70
[  275.847096]  ? __handle_mm_fault+0x53e0/0x53e0
[  275.851683]  ? find_vma+0x34/0x190
[  275.855237]  __do_page_fault+0x67d/0xed0
[  275.859303]  ? mm_fault_error+0x380/0x380
[  275.863449]  ? trace_hardirqs_off+0xb8/0x300
[  275.867855]  ? trace_hardirqs_on+0x310/0x310
[  275.872257]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.877633]  ? trace_hardirqs_on+0x310/0x310
[  275.882045]  do_page_fault+0xf2/0x7e0
[  275.885845]  ? vmalloc_sync_all+0x30/0x30
[  275.890008]  ? error_entry+0x70/0xd0
[  275.893729]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.898750]  ? trace_hardirqs_on_caller+0xc0/0x300
[  275.903685]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.908625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.913467]  ? trace_hardirqs_off+0x300/0x300
[  275.917967]  ? trace_hardirqs_off_caller+0x300/0x300
[  275.923078]  ? prepare_exit_to_usermode+0x291/0x3b0
[  275.928094]  ? page_fault+0x8/0x30
[  275.931643]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.936490]  ? page_fault+0x8/0x30
[  275.940030]  page_fault+0x1e/0x30
[  275.943479] RIP: 0033:0x45ddf3
[  275.946674] Code: Bad RIP value.
[  275.950033] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  275.955394] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  275.962661] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  275.969928] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  275.977196] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  275.984474] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  275.991778] warn_alloc_show_mem: 1 callbacks suppressed
[  275.991789] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  275.991791] Mem-Info:
[  275.991819] active_anon:44712 inactive_anon:372 isolated_anon:0
[  275.991819]  active_file:15 inactive_file:12 isolated_file:0
[  275.991819]  unevictable:0 dirty:0 writeback:0 unstable:0
[  275.991819]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  275.991819]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  275.991819]  free:13792 free_pcp:444 free_cma:0
[  275.997157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  276.004345] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  276.006756] Call Trace:
[  276.039530] Node 0 
[  276.048871]  <IRQ>
[  276.076462] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  276.079018]  dump_stack+0x1c4/0x2b4
[  276.081220] lowmem_reserve[]: 0
[  276.083373]  ? dump_stack_print_info.cold.2+0x52/0x52
[  276.108865]  2817
[  276.112497]  warn_alloc.cold.118+0xb7/0x1bd
[  276.115748]  6321
[  276.120929]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  276.122964]  6321
[  276.127275]  ? lock_downgrade+0x900/0x900
[  276.129316] Node 0 
[  276.134181]  ? trace_hardirqs_off+0xb8/0x300
[  276.136245] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  276.140369]  ? trace_hardirqs_off+0xb8/0x300
[  276.142572] lowmem_reserve[]: 0
[  276.147480]  __alloc_pages_slowpath+0x2667/0x2d80
[  276.174426]  0 3503
[  276.178863]  ? warn_alloc+0x120/0x120
[  276.182082]  3503
[  276.186925]  ? warn_alloc+0x120/0x120
[  276.189135] Node 0 
[  276.192927]  ? print_usage_bug+0xc0/0xc0
[  276.194993] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  276.198760]  ? warn_alloc+0x120/0x120
[  276.200967] lowmem_reserve[]: 0
[  276.205029]  ? print_usage_bug+0xc0/0xc0
[  276.234067]  0 0
[  276.238300]  ? __lock_acquire+0x7ec/0x4ec0
[  276.241550]  0
[  276.245601]  ? __lock_acquire+0x7ec/0x4ec0
[  276.247543] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  276.247602] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  276.247662] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  276.247733] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  276.247748] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  276.251971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.253753] 407 total pagecache pages
[  276.257977]  ? should_fail+0x22d/0xd01
[  276.271482] 0 pages in swap cache
[  276.286716]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.301604] Swap cache stats: add 0, delete 0, find 0/0
[  276.301613] Free swap  = 0kB
[  276.310950]  ? __lock_acquire+0x7ec/0x4ec0
[  276.319515] Total swap = 0kB
[  276.325059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.328830] 1965979 pages RAM
[  276.332727]  ? __lock_acquire+0x7ec/0x4ec0
[  276.336154] 0 pages HighMem/MovableOnly
[  276.336163] 342744 pages reserved
[  276.341749]  ? should_fail+0x22d/0xd01
[  276.341773]  ? mark_held_locks+0x130/0x130
[  276.347100] 0 pages cma reserved
[  276.347170] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  276.350117]  ? mark_held_locks+0x130/0x130
[  276.354395] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  276.357333]  ? graph_lock+0x170/0x170
[  276.362405] syz-fuzzer cpuset=/ mems_allowed=0
[  276.419553]  ? graph_lock+0x170/0x170
[  276.423369]  ? graph_lock+0x170/0x170
[  276.427639]  ? print_usage_bug+0xc0/0xc0
[  276.431699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.437738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.443280]  ? check_preemption_disabled+0x48/0x200
[  276.448298]  ? check_preemption_disabled+0x48/0x200
[  276.453326]  ? __lock_is_held+0xb5/0x140
[  276.457401]  __alloc_pages_nodemask+0xa80/0xde0
[  276.462514]  ? graph_lock+0x170/0x170
[  276.466766]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  276.471776]  ? graph_lock+0x170/0x170
[  276.475589]  ? find_held_lock+0x36/0x1c0
[  276.479662]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.484332]  ? lock_downgrade+0x900/0x900
[  276.488488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.494033]  cache_grow_begin+0x91/0x8c0
[  276.498557]  ? do_raw_spin_unlock+0xa7/0x2f0
[  276.503433]  fallback_alloc+0x203/0x2e0
[  276.507412]  ____cache_alloc_node+0x1c7/0x1e0
[  276.511917]  kmem_cache_alloc_node+0xe3/0x730
[  276.516413]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.521146]  __alloc_skb+0x119/0x770
[  276.524877]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.530158]  ? skb_scrub_packet+0x490/0x490
[  276.534491]  ? lock_downgrade+0x900/0x900
[  276.539161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.544695]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.550162]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.561909]  ? addrconf_rs_timer+0x6f0/0x6f0
[  276.566360]  ndisc_alloc_skb+0x144/0x340
[  276.570443]  ndisc_send_rs+0x331/0x6e0
[  276.574352]  addrconf_rs_timer+0x3c0/0x6f0
[  276.578592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.582843]  call_timer_fn+0x272/0x920
[  276.586772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.591006]  ? process_timeout+0x40/0x40
[  276.595599]  ? find_held_lock+0x36/0x1c0
[  276.599683]  ? __run_timers+0x7da/0xc70
[  276.603658]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.608155]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.612663]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.616892]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  276.621978]  ? trace_hardirqs_on+0xbd/0x310
[  276.626292]  ? kasan_check_read+0x11/0x20
[  276.630900]  ? __run_timers+0x7da/0xc70
[  276.634872]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.640326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.644568]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.648802]  __run_timers+0x7e5/0xc70
[  276.653083]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  276.658452]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.663958]  ? graph_lock+0x170/0x170
[  276.667767]  ? enqueue_hrtimer+0x1a5/0x560
[  276.671998]  ? lock_release+0x970/0x970
[  276.675973]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.681167]  ? find_held_lock+0x36/0x1c0
[  276.685232]  ? graph_lock+0x170/0x170
[  276.689534]  ? pvclock_read_flags+0x160/0x160
[  276.694506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.700042]  ? check_preemption_disabled+0x48/0x200
[  276.705071]  ? __lock_is_held+0xb5/0x140
[  276.709130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.714668]  ? check_preemption_disabled+0x48/0x200
[  276.720224]  run_timer_softirq+0x52/0xb0
[  276.724746]  ? rcu_read_lock_sched_held+0x108/0x120
[  276.729768]  __do_softirq+0x30b/0xad8
[  276.733578]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  276.738682]  ? pvclock_read_flags+0x160/0x160
[  276.743176]  ? lapic_next_event+0x5a/0x90
[  276.747321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.753367]  ? check_preemption_disabled+0x48/0x200
[  276.758851]  ? check_preemption_disabled+0x48/0x200
[  276.763897]  ? kvm_clock_read+0x18/0x30
[  276.767873]  ? kvm_sched_clock_read+0x9/0x20
[  276.772297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.777834]  ? check_preemption_disabled+0x48/0x200
[  276.782863]  irq_exit+0x17f/0x1c0
[  276.786771]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.791617]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.797502]  ? interrupt_entry+0xb5/0xf0
[  276.801567]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.806580]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.812045]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.819821]  ? trace_hardirqs_off+0x300/0x300
[  276.824318]  ? trace_hardirqs_off+0x300/0x300
[  276.828812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.834351]  ? check_preemption_disabled+0x48/0x200
[  276.839365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.844906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.849764]  apic_timer_interrupt+0xf/0x20
[  276.854495]  </IRQ>
[  276.856743] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  276.861676] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  276.881096] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  276.894093] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  276.901391] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  276.909552] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  276.916818] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  276.924589] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  276.931915]  skb_clone+0x1bb/0x500
[  276.935456]  ? finish_task_switch+0x2f5/0x900
[  276.939952]  ? skb_split+0x11e0/0x11e0
[  276.944336]  ? preempt_notifier_register+0x200/0x200
[  276.949436]  ? __switch_to_asm+0x34/0x70
[  276.953950]  ? __switch_to_asm+0x34/0x70
[  276.958011]  ? __switch_to_asm+0x40/0x70
[  276.962068]  ? __switch_to_asm+0x34/0x70
[  276.966127]  ? __switch_to_asm+0x40/0x70
[  276.970184]  ? __switch_to_asm+0x34/0x70
[  276.974771]  ? __switch_to_asm+0x40/0x70
[  276.978829]  ? __switch_to_asm+0x34/0x70
[  276.982887]  ? __switch_to_asm+0x34/0x70
[  276.987432]  ? __switch_to_asm+0x40/0x70
[  276.991487]  ? __switch_to_asm+0x34/0x70
[  276.995586]  bpf_clone_redirect+0xb9/0x490
[  276.999841]  ? __schedule+0x874/0x1ed0
[  277.003745]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  277.008769]  ? __sched_text_start+0x8/0x8
[  277.013825]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  277.018592]  ? find_held_lock+0x36/0x1c0
[  277.022660]  ? lock_acquire+0x1ed/0x520
[  277.026641]  ? bpf_test_run+0x32e/0x5a0
[  277.030617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.036156]  ? check_preemption_disabled+0x48/0x200
[  277.042169]  ? kasan_check_read+0x11/0x20
[  277.046321]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.051598]  ? rcu_bh_qs+0xc0/0xc0
[  277.055143]  ? preempt_schedule+0x4d/0x60
[  277.059294]  ? ___preempt_schedule+0x16/0x18
[  277.063708]  ? bpf_test_run+0x1c0/0x5a0
[  277.067708]  ? netlink_diag_dump+0x2a0/0x2a0
[  277.072133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.078163]  ? bpf_test_init.isra.9+0x70/0x100
[  277.083226]  ? bpf_prog_test_run_skb+0x634/0xb40
[  277.087989]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  277.092834]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  277.098371]  ? fput+0x130/0x1a0
[  277.101663]  ? __bpf_prog_get+0x9b/0x290
[  277.106172]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  277.111473]  ? bpf_prog_test_run+0x130/0x1a0
[  277.115883]  ? __x64_sys_bpf+0x3d8/0x510
[  277.119944]  ? bpf_prog_get+0x20/0x20
[  277.123774]  ? do_syscall_64+0x1b9/0x820
[  277.127837]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  277.133685]  ? syscall_return_slowpath+0x5e0/0x5e0
[  277.138621]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.143951]  ? trace_hardirqs_off+0x300/0x300
[  277.148447]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  277.153492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.159024]  ? prepare_exit_to_usermode+0x291/0x3b0
[  277.164049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.169390]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  277.175268] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  277.175356] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.182193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.182198] Call Trace:
[  277.182205]  <IRQ>
[  277.182220]  dump_stack+0x1c4/0x2b4
[  277.182259]  ? dump_stack_print_info.cold.2+0x52/0x52
[  277.188841] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.198122]  warn_alloc.cold.118+0xb7/0x1bd
[  277.200693] syz-executor3 cpuset=
[  277.202859]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.206946] syz3
[  277.212118]  ? lock_downgrade+0x900/0x900
[  277.212131]  ? trace_hardirqs_off+0xb8/0x300
[  277.212156]  ? trace_hardirqs_off+0xb8/0x300
[  277.212171]  __alloc_pages_slowpath+0x2667/0x2d80
[  277.212194]  ? warn_alloc+0x120/0x120
[  277.212205]  ? warn_alloc+0x120/0x120
[  277.212214]  ? print_usage_bug+0xc0/0xc0
[  277.212222]  ? warn_alloc+0x120/0x120
[  277.212235]  ? print_usage_bug+0xc0/0xc0
[  277.212257]  ? __lock_acquire+0x7ec/0x4ec0
[  277.212265]  ? __lock_acquire+0x7ec/0x4ec0
[  277.212274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.212283]  ? should_fail+0x22d/0xd01
[  277.212291]  ? __lock_acquire+0x7ec/0x4ec0
[  277.212300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.212308]  ? __lock_acquire+0x7ec/0x4ec0
[  277.212318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.212325]  ? __lock_acquire+0x7ec/0x4ec0
[  277.212344]  ? should_fail+0x22d/0xd01
[  277.212358]  ? mark_held_locks+0x130/0x130
[  277.212368]  ? mark_held_locks+0x130/0x130
[  277.212381]  ? graph_lock+0x170/0x170
[  277.212388]  ? print_usage_bug+0xc0/0xc0
[  277.212396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.212404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.212415]  ? check_preemption_disabled+0x48/0x200
[  277.212423]  ? check_preemption_disabled+0x48/0x200
[  277.212436]  ? __lock_is_held+0xb5/0x140
[  277.212460]  __alloc_pages_nodemask+0xa80/0xde0
[  277.212468]  ? graph_lock+0x170/0x170
[  277.212478]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.212484]  ? graph_lock+0x170/0x170
[  277.212498]  ? find_held_lock+0x36/0x1c0
[  277.212512]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.212521]  ? lock_downgrade+0x900/0x900
[  277.212544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.212557]  cache_grow_begin+0x91/0x8c0
[  277.212565]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.212578]  fallback_alloc+0x203/0x2e0
[  277.212589]  ____cache_alloc_node+0x1c7/0x1e0
[  277.212601]  kmem_cache_alloc_node+0xe3/0x730
[  277.212610]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.212624]  __alloc_skb+0x119/0x770
[  277.212634]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.212670]  ? skb_scrub_packet+0x490/0x490
[  277.212678]  ? lock_downgrade+0x900/0x900
[  277.212690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.212698]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.212709]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.212725]  ? addrconf_rs_timer+0x6f0/0x6f0
[  277.212771]  ndisc_alloc_skb+0x144/0x340
[  277.226837]  mems_allowed=0
[  277.231167]  ndisc_send_rs+0x331/0x6e0
[  277.474575]  addrconf_rs_timer+0x3c0/0x6f0
[  277.478825]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.483072]  call_timer_fn+0x272/0x920
[  277.486962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.491214]  ? process_timeout+0x40/0x40
[  277.495298]  ? find_held_lock+0x36/0x1c0
[  277.499370]  ? mark_held_locks+0xc7/0x130
[  277.503519]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.508012]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.512506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.516747]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  277.521330]  ? trace_hardirqs_on+0xbd/0x310
[  277.525653]  ? kasan_check_read+0x11/0x20
[  277.529801]  ? __run_timers+0x7da/0xc70
[  277.533776]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.539287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.543502]  __run_timers+0x7e5/0xc70
[  277.547307]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.552674]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.557692]  ? graph_lock+0x170/0x170
[  277.561505]  ? print_usage_bug+0xc0/0xc0
[  277.565563]  ? lock_release+0x970/0x970
[  277.569535]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.574738]  ? find_held_lock+0x36/0x1c0
[  277.578803]  ? graph_lock+0x170/0x170
[  277.582606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.588148]  ? check_preemption_disabled+0x48/0x200
[  277.593174]  ? __lock_is_held+0xb5/0x140
[  277.597242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.602781]  ? check_preemption_disabled+0x48/0x200
[  277.607807]  run_timer_softirq+0x52/0xb0
[  277.611869]  ? rcu_read_lock_sched_held+0x108/0x120
[  277.616885]  __do_softirq+0x30b/0xad8
[  277.620702]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  277.625822]  ? pvclock_read_flags+0x160/0x160
[  277.630313]  ? lapic_next_event+0x5a/0x90
[  277.634461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.640001]  ? check_preemption_disabled+0x48/0x200
[  277.645043]  ? check_preemption_disabled+0x48/0x200
[  277.650065]  ? kvm_clock_read+0x18/0x30
[  277.654053]  ? kvm_sched_clock_read+0x9/0x20
[  277.658461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.663999]  ? check_preemption_disabled+0x48/0x200
[  277.669054]  irq_exit+0x17f/0x1c0
[  277.672509]  smp_apic_timer_interrupt+0x1cb/0x760
[  277.677353]  ? smp_reschedule_interrupt+0x109/0x650
[  277.682368]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.688282]  ? interrupt_entry+0xb5/0xf0
[  277.692344]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.697358]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.702388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.707228]  ? trace_hardirqs_off+0x300/0x300
[  277.711733]  ? trace_hardirqs_off+0x300/0x300
[  277.716235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.721790]  ? check_preemption_disabled+0x48/0x200
[  277.726801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.732348]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.737202]  apic_timer_interrupt+0xf/0x20
[  277.741426]  </IRQ>
[  277.743667] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  277.748856] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  277.767755] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  277.775461] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  277.782733] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  277.790004] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  277.797275] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  277.804543] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  277.811843]  retint_kernel+0x1b/0x2d
[  277.815554] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  277.820830] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  277.839734] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  277.847473] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  277.854749] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  277.862017] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  277.869385] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  277.876640] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  277.883923]  ? arch_local_irq_restore+0x45/0x52
[  277.888598]  dump_stack+0x26a/0x2b4
[  277.892234]  ? dump_stack_print_info.cold.2+0x52/0x52
[  277.897450]  ? mark_held_locks+0x130/0x130
[  277.901711]  ? mark_held_locks+0x130/0x130
[  277.905963]  dump_header+0x27b/0xf72
[  277.909694]  ? pagefault_out_of_memory+0x197/0x197
[  277.914631]  ? mark_held_locks+0x130/0x130
[  277.918882]  ? __lock_acquire+0x7ec/0x4ec0
[  277.923118]  ? mem_cgroup_charge_statistics+0x780/0x780
[  277.928485]  ? print_usage_bug+0xc0/0xc0
[  277.932546]  ? print_usage_bug+0xc0/0xc0
[  277.936616]  ? graph_lock+0x170/0x170
[  277.940412]  ? graph_lock+0x170/0x170
[  277.944210]  ? print_usage_bug+0xc0/0xc0
[  277.948273]  ? print_usage_bug+0xc0/0xc0
[  277.952340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.957882]  ? find_held_lock+0x36/0x1c0
[  277.961948]  ? mark_held_locks+0xc7/0x130
[  277.966104]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.971208]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.976391]  ? lockdep_hardirqs_on+0x421/0x5c0
[  277.980965]  ? trace_hardirqs_on+0xbd/0x310
[  277.985289]  ? kasan_check_read+0x11/0x20
[  277.989436]  ? ___ratelimit+0x36f/0x655
[  277.993412]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.998865]  ? trace_hardirqs_on+0x310/0x310
[  278.003274]  ? lock_downgrade+0x900/0x900
[  278.007424]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  278.012526]  ? ___ratelimit+0xaa/0x655
[  278.016419]  ? idr_get_free+0xec0/0xec0
[  278.020422]  ? kasan_check_write+0x14/0x20
[  278.024661]  ? do_raw_spin_lock+0xc1/0x200
[  278.028902]  oom_kill_process.cold.27+0x10/0x903
[  278.033661]  ? graph_lock+0x170/0x170
[  278.037465]  ? _raw_spin_unlock+0x2c/0x50
[  278.041604]  ? oom_badness+0xe6/0xaa0
[  278.045408]  ? oom_evaluate_task+0x540/0x540
[  278.049822]  ? find_held_lock+0x36/0x1c0
[  278.053890]  ? out_of_memory+0x974/0x14c0
[  278.058040]  ? lock_downgrade+0x900/0x900
[  278.062186]  ? check_preemption_disabled+0x48/0x200
[  278.067210]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.073024]  ? kasan_check_read+0x11/0x20
[  278.077171]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.082463]  ? rcu_bh_qs+0xc0/0xc0
[  278.086025]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.091040]  ? oom_evaluate_task+0x302/0x540
[  278.095449]  out_of_memory+0xa86/0x14c0
[  278.099435]  ? oom_killer_disable+0x3a0/0x3a0
[  278.103930]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  278.108861]  ? __mutex_add_waiter+0x2a0/0x2a0
[  278.113377]  __alloc_pages_slowpath+0x2318/0x2d80
[  278.118294]  ? warn_alloc+0x120/0x120
[  278.122148]  ? __radix_tree_lookup+0x4c0/0x4c0
[  278.126790]  ? find_get_entry+0x2f2/0xc40
[  278.130946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.136485]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  278.141413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.146949]  ? should_fail+0x22d/0xd01
[  278.150843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.155944]  ? __lock_is_held+0xb5/0x140
[  278.160076]  ? __lock_is_held+0xb5/0x140
[  278.164145]  ? find_held_lock+0x36/0x1c0
[  278.168210]  ? ___might_sleep+0x1ed/0x300
[  278.172355]  ? lock_release+0x970/0x970
[  278.176329]  ? arch_local_save_flags+0x40/0x40
[  278.180923]  ? __might_sleep+0x95/0x190
[  278.184903]  __alloc_pages_nodemask+0xa80/0xde0
[  278.189578]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.194598]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.200393]  ? kasan_check_read+0x11/0x20
[  278.204541]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.210285]  ? graph_lock+0x170/0x170
[  278.214086]  ? print_usage_bug+0xc0/0xc0
[  278.218150]  ? graph_lock+0x170/0x170
[  278.221949]  ? graph_lock+0x170/0x170
[  278.225758]  ? __do_page_cache_readahead+0x7ce/0x980
[  278.230867]  ? find_held_lock+0x36/0x1c0
[  278.234933]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  278.240476]  alloc_pages_current+0x10c/0x210
[  278.244883]  ? lock_downgrade+0x900/0x900
[  278.249040]  __page_cache_alloc+0x38f/0x5b0
[  278.253361]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.259157]  ? kasan_check_read+0x11/0x20
[  278.263310]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.268593]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  278.273269]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.278811]  ? check_preemption_disabled+0x48/0x200
[  278.283845]  filemap_fault+0x1594/0x25f0
[  278.287920]  ? __lock_page_or_retry+0xa00/0xa00
[  278.292588]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.298382]  ? kasan_check_read+0x11/0x20
[  278.302532]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.307807]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  278.312907]  ? rcu_bh_qs+0xc0/0xc0
[  278.316447]  ? trace_hardirqs_on+0xbd/0x310
[  278.320772]  ? kasan_check_read+0x11/0x20
[  278.324919]  ? __free_object+0x173/0x340
[  278.328992]  ? filemap_map_pages+0xdea/0x1980
[  278.333490]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  278.338590]  ? __free_object+0x173/0x340
[  278.342653]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  278.347926]  ? debug_object_free+0x325/0x690
[  278.352340]  ? find_get_pages_range_tag+0x1320/0x1320
[  278.357536]  ? graph_lock+0x170/0x170
[  278.361345]  ? kasan_check_read+0x11/0x20
[  278.365491]  ? debug_object_destroy+0x2b0/0x2b0
[  278.370170]  ? lock_acquire+0x1ed/0x520
[  278.374144]  ? ext4_filemap_fault+0x7a/0xad
[  278.378472]  ? lock_release+0x970/0x970
[  278.382443]  ? arch_local_save_flags+0x40/0x40
[  278.387033]  ? futex_wait_setup+0x3e0/0x3e0
[  278.391367]  ? down_read+0xb0/0x1d0
[  278.394988]  ? ext4_filemap_fault+0x7a/0xad
[  278.399307]  ? __down_interruptible+0x700/0x700
[  278.404025]  ext4_filemap_fault+0x82/0xad
[  278.408179]  __do_fault+0x100/0x6b0
[  278.411808]  ? print_bad_pte+0x6c0/0x6c0
[  278.415871]  ? do_futex+0x249/0x26d0
[  278.419586]  ? finish_task_switch+0x1f5/0x900
[  278.424087]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.428581]  ? pmd_val+0x88/0x100
[  278.432034]  ? add_mm_counter_fast+0xd0/0xd0
[  278.436453]  ? pmd_val+0x88/0x100
[  278.439904]  ? add_mm_counter_fast+0xd0/0xd0
[  278.444316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.449859]  __handle_mm_fault+0x3709/0x53e0
[  278.454292]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  278.459118]  ? graph_lock+0x170/0x170
[  278.462927]  ? print_usage_bug+0xc0/0xc0
[  278.466986]  ? __switch_to_asm+0x34/0x70
[  278.471047]  ? graph_lock+0x170/0x170
[  278.474843]  ? graph_lock+0x170/0x170
[  278.478664]  ? handle_mm_fault+0x42a/0xc70
[  278.482901]  ? lock_downgrade+0x900/0x900
[  278.487054]  ? check_preemption_disabled+0x48/0x200
[  278.492076]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.497870]  ? kasan_check_read+0x11/0x20
[  278.502016]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.507297]  ? rcu_bh_qs+0xc0/0xc0
[  278.510856]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.516299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.521829]  ? check_preemption_disabled+0x48/0x200
[  278.526855]  handle_mm_fault+0x54f/0xc70
[  278.530921]  ? __handle_mm_fault+0x53e0/0x53e0
[  278.535503]  ? find_vma+0x34/0x190
[  278.539047]  __do_page_fault+0x67d/0xed0
[  278.543118]  ? mm_fault_error+0x380/0x380
[  278.547267]  ? trace_hardirqs_off+0xb8/0x300
[  278.551666]  ? trace_hardirqs_on+0x310/0x310
[  278.556066]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  278.561447]  ? trace_hardirqs_on+0x310/0x310
[  278.565863]  do_page_fault+0xf2/0x7e0
[  278.569666]  ? vmalloc_sync_all+0x30/0x30
[  278.573816]  ? error_entry+0x70/0xd0
[  278.577529]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.582541]  ? trace_hardirqs_on_caller+0xc0/0x300
[  278.587472]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.592398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.597260]  ? trace_hardirqs_off+0x300/0x300
[  278.601756]  ? trace_hardirqs_off_caller+0x300/0x300
[  278.606873]  ? prepare_exit_to_usermode+0x291/0x3b0
[  278.611889]  ? page_fault+0x8/0x30
[  278.615429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.620277]  ? page_fault+0x8/0x30
[  278.623819]  page_fault+0x1e/0x30
[  278.627270] RIP: 0033:0x45ddf3
[  278.630468] Code: Bad RIP value.
[  278.633827] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  278.639201] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  278.646469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  278.653741] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  278.661006] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  278.668272] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  278.675566] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  278.675571] warn_alloc_show_mem: 1 callbacks suppressed
[  278.675579] Mem-Info:
[  278.683241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.683250] Call Trace:
[  278.688623] active_anon:44712 inactive_anon:372 isolated_anon:0
[  278.688623]  active_file:15 inactive_file:12 isolated_file:0
[  278.688623]  unevictable:0 dirty:0 writeback:0 unstable:0
[  278.688623]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  278.688623]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  278.688623]  free:13792 free_pcp:444 free_cma:0
[  278.690997]  <IRQ>
[  278.700357] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  278.702936]  dump_stack+0x1c4/0x2b4
[  278.735693] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  278.735715] lowmem_reserve[]: 0 2817 6321 6321
[  278.737895]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.765455] Node 0 
[  278.769084]  warn_alloc.cold.118+0xb7/0x1bd
[  278.795182] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  278.799746]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.804896] lowmem_reserve[]: 0
[  278.807137]  ? lock_downgrade+0x900/0x900
[  278.811429]  0
[  278.838862]  ? trace_hardirqs_off+0xb8/0x300
[  278.843677]  3503
[  278.846960]  ? trace_hardirqs_off+0xb8/0x300
[  278.851075]  3503
[  278.852883]  __alloc_pages_slowpath+0x2667/0x2d80
[  278.857275] Node 0 
[  278.859354]  ? warn_alloc+0x120/0x120
[  278.863741] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  278.865777]  ? trace_hardirqs_on+0x310/0x310
[  278.870589] lowmem_reserve[]: 0
[  278.872830]  ? warn_alloc+0x120/0x120
[  278.876596]  0 0
[  278.905781]  ? print_usage_bug+0xc0/0xc0
[  278.910159]  0
[  278.913442]  ? warn_alloc+0x120/0x120
[  278.917216] Node 0 
[  278.919189]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  278.923214] DMA: 1*4kB 
[  278.925510]  ? print_usage_bug+0xc0/0xc0
[  278.929276] (U) 0*8kB 
[  278.931513]  ? __lock_acquire+0x7ec/0x4ec0
[  278.936497] 0*16kB 1*32kB 
[  278.939081]  ? __lock_acquire+0x7ec/0x4ec0
[  278.943115] (U) 
[  278.945605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.949807] 2*64kB (U) 
[  278.952657]  ? should_fail+0x22d/0xd01
[  278.956857] 1*128kB (U) 
[  278.959296]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.964803] 1*256kB (U) 
[  278.967386]  ? __lock_acquire+0x7ec/0x4ec0
[  278.971249] 0*512kB 
[  278.974417]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.979488] 1*1024kB (U) 
[  278.982160]  ? __lock_acquire+0x7ec/0x4ec0
[  278.986367] 1*2048kB 
[  278.988686]  ? should_fail+0x22d/0xd01
[  278.993755] (M) 3*4096kB 
[  278.996514]  ? print_usage_bug+0xc0/0xc0
[  279.000713] (M) = 15908kB
[  279.003605]  ? mark_held_locks+0x130/0x130
[  279.007458] Node 0 
[  279.010211]  ? mark_held_locks+0x130/0x130
[  279.014239] DMA32: 3*4kB 
[  279.017005]  ? graph_lock+0x170/0x170
[  279.021209] (UM) 
[  279.023949]  ? print_usage_bug+0xc0/0xc0
[  279.028159] 0*8kB 
[  279.030910]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.034681] 3*16kB 
[  279.037171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.041202] (M) 
[  279.043346]  ? check_preemption_disabled+0x48/0x200
[  279.048073] 2*32kB 
[  279.050299]  ? check_preemption_disabled+0x48/0x200
[  279.050325]  ? __lock_is_held+0xb5/0x140
[  279.055826] (UM) 
[  279.057799]  __alloc_pages_nodemask+0xa80/0xde0
[  279.062784] 3*64kB (UM) 
[  279.065023]  ? graph_lock+0x170/0x170
[  279.070006] 3*128kB (M) 
[  279.074066]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  279.076096] 2*256kB (M) 
[  279.081222]  ? graph_lock+0x170/0x170
[  279.081248]  ? find_held_lock+0x36/0x1c0
[  279.083896] 3*512kB 
[  279.088133]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.090781] (M) 4*1024kB 
[  279.095799]  ? lock_downgrade+0x900/0x900
[  279.098441] (UM) 
[  279.102240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.106269] 1*2048kB (M) 
[  279.108594]  cache_grow_begin+0x91/0x8c0
[  279.113227] 4*4096kB (M) 
[  279.115989]  ? do_raw_spin_unlock+0xa7/0x2f0
[  279.120106] = 25276kB
[  279.122163]  fallback_alloc+0x203/0x2e0
[  279.127668] Node 0 
[  279.130424]  ____cache_alloc_node+0x1c7/0x1e0
[  279.134455] Normal: 
[  279.137211]  kmem_cache_alloc_node+0xe3/0x730
[  279.141592] 1020*4kB 
[  279.143994]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.147941] (UMEH) 
[  279.150175]  __alloc_skb+0x119/0x770
[  279.154628] 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  279.154677] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  279.154683] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  279.154686] 407 total pagecache pages
[  279.154696] 0 pages in swap cache
[  279.154701] Swap cache stats: add 0, delete 0, find 0/0
[  279.154704] Free swap  = 0kB
[  279.154707] Total swap = 0kB
[  279.154711] 1965979 pages RAM
[  279.154714] 0 pages HighMem/MovableOnly
[  279.154717] 342744 pages reserved
[  279.154729] 0 pages cma reserved
[  279.154799] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  279.157078]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.161637] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  279.163950]  ? skb_scrub_packet+0x490/0x490
[  279.168155] syz-fuzzer cpuset=
[  279.170389]  ? lock_downgrade+0x900/0x900
[  279.174075] /
[  279.189125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.197934]  mems_allowed=0
[  279.206501]  ? refcount_sub_and_test_checked+0x203/0x310
[  279.289918]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  279.295863]  ? addrconf_rs_timer+0x6f0/0x6f0
[  279.300287]  ndisc_alloc_skb+0x144/0x340
[  279.304353]  ndisc_send_rs+0x331/0x6e0
[  279.308247]  addrconf_rs_timer+0x3c0/0x6f0
[  279.312956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.317204]  call_timer_fn+0x272/0x920
[  279.321092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.325819]  ? process_timeout+0x40/0x40
[  279.329876]  ? find_held_lock+0x36/0x1c0
[  279.333952]  ? __run_timers+0x7da/0xc70
[  279.337928]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.342420]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.347418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.352160]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  279.356758]  ? trace_hardirqs_on+0xbd/0x310
[  279.361082]  ? kasan_check_read+0x11/0x20
[  279.365229]  ? __run_timers+0x7da/0xc70
[  279.369203]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.375135]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.379378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.384046]  __run_timers+0x7e5/0xc70
[  279.387866]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  279.393237]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.398259]  ? graph_lock+0x170/0x170
[  279.402064]  ? enqueue_hrtimer+0x1a5/0x560
[  279.406299]  ? lock_release+0x970/0x970
[  279.410785]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.416479]  ? find_held_lock+0x36/0x1c0
[  279.420543]  ? graph_lock+0x170/0x170
[  279.424345]  ? pvclock_read_flags+0x160/0x160
[  279.428843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.434381]  ? check_preemption_disabled+0x48/0x200
[  279.439888]  ? __lock_is_held+0xb5/0x140
[  279.443954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.449941]  ? check_preemption_disabled+0x48/0x200
[  279.454968]  run_timer_softirq+0x52/0xb0
[  279.459026]  ? rcu_read_lock_sched_held+0x108/0x120
[  279.464048]  __do_softirq+0x30b/0xad8
[  279.467863]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  279.473467]  ? pvclock_read_flags+0x160/0x160
[  279.477961]  ? lapic_next_event+0x5a/0x90
[  279.482560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.488109]  ? check_preemption_disabled+0x48/0x200
[  279.493123]  ? check_preemption_disabled+0x48/0x200
[  279.498146]  ? kvm_clock_read+0x18/0x30
[  279.502565]  ? kvm_sched_clock_read+0x9/0x20
[  279.506974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.517512]  ? check_preemption_disabled+0x48/0x200
[  279.522540]  irq_exit+0x17f/0x1c0
[  279.525999]  smp_apic_timer_interrupt+0x1cb/0x760
[  279.530846]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.537169]  ? interrupt_entry+0xb5/0xf0
[  279.541233]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.546760]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.551779]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.556624]  ? trace_hardirqs_off+0x300/0x300
[  279.561116]  ? trace_hardirqs_off+0x300/0x300
[  279.565613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.571645]  ? check_preemption_disabled+0x48/0x200
[  279.577125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.582667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.587520]  apic_timer_interrupt+0xf/0x20
[  279.591755]  </IRQ>
[  279.593992] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  279.599425] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  279.618760] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  279.626479] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  279.633752] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  279.641458] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  279.648736] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  279.656011] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  279.663350]  skb_clone+0x1bb/0x500
[  279.666892]  ? finish_task_switch+0x2f5/0x900
[  279.671865]  ? skb_split+0x11e0/0x11e0
[  279.675764]  ? preempt_notifier_register+0x200/0x200
[  279.680863]  ? __switch_to_asm+0x34/0x70
[  279.684923]  ? __switch_to_asm+0x34/0x70
[  279.688983]  ? __switch_to_asm+0x40/0x70
[  279.693042]  ? __switch_to_asm+0x34/0x70
[  279.697598]  ? __switch_to_asm+0x40/0x70
[  279.701653]  ? __switch_to_asm+0x34/0x70
[  279.706161]  ? __switch_to_asm+0x40/0x70
[  279.710216]  ? __switch_to_asm+0x34/0x70
[  279.714276]  ? __switch_to_asm+0x34/0x70
[  279.718331]  ? __switch_to_asm+0x40/0x70
[  279.722386]  ? __switch_to_asm+0x34/0x70
[  279.726952]  bpf_clone_redirect+0xb9/0x490
[  279.731185]  ? __schedule+0x874/0x1ed0
[  279.735081]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  279.740595]  ? __sched_text_start+0x8/0x8
[  279.744753]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.749523]  ? find_held_lock+0x36/0x1c0
[  279.753592]  ? lock_acquire+0x1ed/0x520
[  279.757567]  ? bpf_test_run+0x32e/0x5a0
[  279.761992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.772743]  ? check_preemption_disabled+0x48/0x200
[  279.778556]  ? kasan_check_read+0x11/0x20
[  279.782706]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.787995]  ? rcu_bh_qs+0xc0/0xc0
[  279.791536]  ? preempt_schedule+0x4d/0x60
[  279.796200]  ? ___preempt_schedule+0x16/0x18
[  279.801128]  ? bpf_test_run+0x1c0/0x5a0
[  279.805112]  ? netlink_diag_dump+0x2a0/0x2a0
[  279.809525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.815062]  ? bpf_test_init.isra.9+0x70/0x100
[  279.819648]  ? bpf_prog_test_run_skb+0x634/0xb40
[  279.824408]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.830206]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.835787]  ? fput+0x130/0x1a0
[  279.839082]  ? __bpf_prog_get+0x9b/0x290
[  279.843148]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.847985]  ? bpf_prog_test_run+0x130/0x1a0
[  279.852399]  ? __x64_sys_bpf+0x3d8/0x510
[  279.856459]  ? bpf_prog_get+0x20/0x20
[  279.860278]  ? do_syscall_64+0x1b9/0x820
[  279.864824]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  279.870187]  ? syscall_return_slowpath+0x5e0/0x5e0
[  279.875114]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.879960]  ? trace_hardirqs_off+0x300/0x300
[  279.884454]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  279.889468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.895510]  ? prepare_exit_to_usermode+0x291/0x3b0
[  279.900530]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.905834]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  279.911218] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  279.911290] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  279.918148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  279.918154] Call Trace:
[  279.918160]  <IRQ>
[  279.918176]  dump_stack+0x1c4/0x2b4
[  279.918193]  ? dump_stack_print_info.cold.2+0x52/0x52
[  279.918219]  warn_alloc.cold.118+0xb7/0x1bd
[  279.924751] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  279.934036]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  279.936600] syz-executor3 cpuset=
[  279.938754]  ? lock_downgrade+0x900/0x900
[  279.942353] syz3
[  279.947537]  ? trace_hardirqs_off+0xb8/0x300
[  279.952334]  mems_allowed=0
[  279.962810]  ? trace_hardirqs_off+0xb8/0x300
[  279.988899]  __alloc_pages_slowpath+0x2667/0x2d80
[  279.993785]  ? warn_alloc+0x120/0x120
[  279.997578]  ? trace_hardirqs_on+0x310/0x310
[  280.001980]  ? warn_alloc+0x120/0x120
[  280.005787]  ? print_usage_bug+0xc0/0xc0
[  280.009847]  ? warn_alloc+0x120/0x120
[  280.013647]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  280.018664]  ? print_usage_bug+0xc0/0xc0
[  280.022733]  ? __lock_acquire+0x7ec/0x4ec0
[  280.026969]  ? __lock_acquire+0x7ec/0x4ec0
[  280.031208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.036758]  ? should_fail+0x22d/0xd01
[  280.040652]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.045754]  ? __lock_acquire+0x7ec/0x4ec0
[  280.049994]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.055091]  ? __lock_acquire+0x7ec/0x4ec0
[  280.059323]  ? should_fail+0x22d/0xd01
[  280.063206]  ? print_usage_bug+0xc0/0xc0
[  280.067281]  ? mark_held_locks+0x130/0x130
[  280.071523]  ? mark_held_locks+0x130/0x130
[  280.075770]  ? graph_lock+0x170/0x170
[  280.079572]  ? print_usage_bug+0xc0/0xc0
[  280.083634]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.088392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.093928]  ? check_preemption_disabled+0x48/0x200
[  280.098945]  ? check_preemption_disabled+0x48/0x200
[  280.103972]  ? __lock_is_held+0xb5/0x140
[  280.108039]  __alloc_pages_nodemask+0xa80/0xde0
[  280.112699]  ? graph_lock+0x170/0x170
[  280.116509]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.121521]  ? graph_lock+0x170/0x170
[  280.125333]  ? find_held_lock+0x36/0x1c0
[  280.129407]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.134077]  ? lock_downgrade+0x900/0x900
[  280.138237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.143803]  cache_grow_begin+0x91/0x8c0
[  280.147869]  ? do_raw_spin_unlock+0xa7/0x2f0
[  280.152291]  fallback_alloc+0x203/0x2e0
[  280.156277]  ____cache_alloc_node+0x1c7/0x1e0
[  280.160781]  kmem_cache_alloc_node+0xe3/0x730
[  280.165283]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.169529]  __alloc_skb+0x119/0x770
[  280.173253]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.178536]  ? skb_scrub_packet+0x490/0x490
[  280.182861]  ? lock_downgrade+0x900/0x900
[  280.187022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.192560]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.198015]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.203465]  ? addrconf_rs_timer+0x6f0/0x6f0
[  280.207913]  ndisc_alloc_skb+0x144/0x340
[  280.212475]  ndisc_send_rs+0x331/0x6e0
[  280.216372]  addrconf_rs_timer+0x3c0/0x6f0
[  280.220615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.224863]  call_timer_fn+0x272/0x920
[  280.228753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.232991]  ? process_timeout+0x40/0x40
[  280.237050]  ? find_held_lock+0x36/0x1c0
[  280.241122]  ? mark_held_locks+0xc7/0x130
[  280.245273]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.249768]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.254266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.258498]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  280.263080]  ? trace_hardirqs_on+0xbd/0x310
[  280.267433]  ? kasan_check_read+0x11/0x20
[  280.271585]  ? __run_timers+0x7da/0xc70
[  280.275560]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.281020]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.285260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.289491]  __run_timers+0x7e5/0xc70
[  280.293308]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  280.298671]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.303690]  ? graph_lock+0x170/0x170
[  280.307502]  ? print_usage_bug+0xc0/0xc0
[  280.311558]  ? lock_release+0x970/0x970
[  280.315536]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  280.320745]  ? find_held_lock+0x36/0x1c0
[  280.324812]  ? graph_lock+0x170/0x170
[  280.328618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.334156]  ? check_preemption_disabled+0x48/0x200
[  280.339187]  ? __lock_is_held+0xb5/0x140
[  280.343254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.348801]  ? check_preemption_disabled+0x48/0x200
[  280.353831]  run_timer_softirq+0x52/0xb0
[  280.357896]  ? rcu_read_lock_sched_held+0x108/0x120
[  280.362916]  __do_softirq+0x30b/0xad8
[  280.366740]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  280.371855]  ? pvclock_read_flags+0x160/0x160
[  280.376350]  ? lapic_next_event+0x5a/0x90
[  280.380498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.386037]  ? check_preemption_disabled+0x48/0x200
[  280.391054]  ? check_preemption_disabled+0x48/0x200
[  280.396079]  ? kvm_clock_read+0x18/0x30
[  280.400054]  ? kvm_sched_clock_read+0x9/0x20
[  280.404473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.410010]  ? check_preemption_disabled+0x48/0x200
[  280.415037]  irq_exit+0x17f/0x1c0
[  280.418493]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.423333]  ? smp_reschedule_interrupt+0x109/0x650
[  280.428340]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.434246]  ? interrupt_entry+0xb5/0xf0
[  280.438309]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.443352]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.448364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.453210]  ? trace_hardirqs_off+0x300/0x300
[  280.457745]  ? trace_hardirqs_off+0x300/0x300
[  280.462274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.467808]  ? check_preemption_disabled+0x48/0x200
[  280.472826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.478397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.483264]  apic_timer_interrupt+0xf/0x20
[  280.487506]  </IRQ>
[  280.489759] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  280.494956] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  280.513846] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  280.521572] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  280.528839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  280.536104] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  280.543367] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  280.550631] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  280.557942]  retint_kernel+0x1b/0x2d
[  280.561674] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  280.566951] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  280.585852] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  280.593559] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  280.600826] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  280.608092] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  280.615354] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  280.622617] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  280.629908]  ? arch_local_irq_restore+0x45/0x52
[  280.634582]  dump_stack+0x26a/0x2b4
[  280.638211]  ? dump_stack_print_info.cold.2+0x52/0x52
[  280.643426]  ? mark_held_locks+0x130/0x130
[  280.647657]  ? mark_held_locks+0x130/0x130
[  280.651898]  dump_header+0x27b/0xf72
[  280.655626]  ? pagefault_out_of_memory+0x197/0x197
[  280.660565]  ? mark_held_locks+0x130/0x130
[  280.664803]  ? __lock_acquire+0x7ec/0x4ec0
[  280.669039]  ? mem_cgroup_charge_statistics+0x780/0x780
[  280.674403]  ? print_usage_bug+0xc0/0xc0
[  280.678462]  ? print_usage_bug+0xc0/0xc0
[  280.682535]  ? graph_lock+0x170/0x170
[  280.686342]  ? graph_lock+0x170/0x170
[  280.690145]  ? print_usage_bug+0xc0/0xc0
[  280.694203]  ? print_usage_bug+0xc0/0xc0
[  280.698318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.703862]  ? find_held_lock+0x36/0x1c0
[  280.707933]  ? mark_held_locks+0xc7/0x130
[  280.712094]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  280.717223]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  280.722335]  ? lockdep_hardirqs_on+0x421/0x5c0
[  280.726921]  ? trace_hardirqs_on+0xbd/0x310
[  280.731275]  ? kasan_check_read+0x11/0x20
[  280.735439]  ? ___ratelimit+0x36f/0x655
[  280.739441]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.744894]  ? trace_hardirqs_on+0x310/0x310
[  280.749294]  ? lock_downgrade+0x900/0x900
[  280.753549]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  280.758673]  ? ___ratelimit+0xaa/0x655
[  280.762570]  ? idr_get_free+0xec0/0xec0
[  280.766549]  ? kasan_check_write+0x14/0x20
[  280.770802]  ? do_raw_spin_lock+0xc1/0x200
[  280.775042]  oom_kill_process.cold.27+0x10/0x903
[  280.779804]  ? graph_lock+0x170/0x170
[  280.783617]  ? _raw_spin_unlock+0x2c/0x50
[  280.787772]  ? oom_badness+0xe6/0xaa0
[  280.791578]  ? oom_evaluate_task+0x540/0x540
[  280.795994]  ? find_held_lock+0x36/0x1c0
[  280.800065]  ? out_of_memory+0x974/0x14c0
[  280.804216]  ? lock_downgrade+0x900/0x900
[  280.808369]  ? check_preemption_disabled+0x48/0x200
[  280.813394]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.819191]  ? kasan_check_read+0x11/0x20
[  280.823333]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.828593]  ? rcu_bh_qs+0xc0/0xc0
[  280.832127]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.837145]  ? oom_evaluate_task+0x302/0x540
[  280.841557]  out_of_memory+0xa86/0x14c0
[  280.845538]  ? oom_killer_disable+0x3a0/0x3a0
[  280.850036]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  280.854973]  ? __mutex_add_waiter+0x2a0/0x2a0
[  280.859479]  __alloc_pages_slowpath+0x2318/0x2d80
[  280.864363]  ? warn_alloc+0x120/0x120
[  280.868162]  ? __radix_tree_lookup+0x4c0/0x4c0
[  280.872770]  ? find_get_entry+0x2f2/0xc40
[  280.876931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.882468]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  280.887399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.892951]  ? should_fail+0x22d/0xd01
[  280.896844]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.901946]  ? __lock_is_held+0xb5/0x140
[  280.906037]  ? __lock_is_held+0xb5/0x140
[  280.910107]  ? find_held_lock+0x36/0x1c0
[  280.914175]  ? ___might_sleep+0x1ed/0x300
[  280.918314]  ? lock_release+0x970/0x970
[  280.922283]  ? arch_local_save_flags+0x40/0x40
[  280.926912]  ? __might_sleep+0x95/0x190
[  280.930899]  __alloc_pages_nodemask+0xa80/0xde0
[  280.935576]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.940594]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.946390]  ? kasan_check_read+0x11/0x20
[  280.950534]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.955808]  ? graph_lock+0x170/0x170
[  280.959613]  ? print_usage_bug+0xc0/0xc0
[  280.963677]  ? graph_lock+0x170/0x170
[  280.967489]  ? graph_lock+0x170/0x170
[  280.971288]  ? __do_page_cache_readahead+0x7ce/0x980
[  280.976398]  ? find_held_lock+0x36/0x1c0
[  280.980464]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  280.986010]  alloc_pages_current+0x10c/0x210
[  280.990417]  ? lock_downgrade+0x900/0x900
[  280.994572]  __page_cache_alloc+0x38f/0x5b0
[  280.998893]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.004692]  ? kasan_check_read+0x11/0x20
[  281.008886]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.014177]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  281.018855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.024393]  ? check_preemption_disabled+0x48/0x200
[  281.029450]  filemap_fault+0x1594/0x25f0
[  281.033547]  ? __lock_page_or_retry+0xa00/0xa00
[  281.038216]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.044018]  ? kasan_check_read+0x11/0x20
[  281.048171]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.053449]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  281.058556]  ? rcu_bh_qs+0xc0/0xc0
[  281.062102]  ? trace_hardirqs_on+0xbd/0x310
[  281.066422]  ? kasan_check_read+0x11/0x20
[  281.070571]  ? __free_object+0x173/0x340
[  281.074647]  ? filemap_map_pages+0xdea/0x1980
[  281.079511]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  281.084604]  ? __free_object+0x173/0x340
[  281.088676]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  281.093950]  ? debug_object_free+0x325/0x690
[  281.098362]  ? find_get_pages_range_tag+0x1320/0x1320
[  281.103557]  ? graph_lock+0x170/0x170
[  281.107366]  ? kasan_check_read+0x11/0x20
[  281.111518]  ? debug_object_destroy+0x2b0/0x2b0
[  281.116199]  ? lock_acquire+0x1ed/0x520
[  281.120180]  ? ext4_filemap_fault+0x7a/0xad
[  281.124510]  ? lock_release+0x970/0x970
[  281.128485]  ? arch_local_save_flags+0x40/0x40
[  281.133072]  ? futex_wait_setup+0x3e0/0x3e0
[  281.137400]  ? down_read+0xb0/0x1d0
[  281.141021]  ? ext4_filemap_fault+0x7a/0xad
[  281.145347]  ? __down_interruptible+0x700/0x700
[  281.150052]  ext4_filemap_fault+0x82/0xad
[  281.154204]  __do_fault+0x100/0x6b0
[  281.157847]  ? print_bad_pte+0x6c0/0x6c0
[  281.161905]  ? do_futex+0x249/0x26d0
[  281.165633]  ? finish_task_switch+0x1f5/0x900
[  281.170129]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.174640]  ? pmd_val+0x88/0x100
[  281.178093]  ? add_mm_counter_fast+0xd0/0xd0
[  281.182503]  ? pmd_val+0x88/0x100
[  281.185955]  ? add_mm_counter_fast+0xd0/0xd0
[  281.190370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.195911]  __handle_mm_fault+0x3709/0x53e0
[  281.200343]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  281.205205]  ? graph_lock+0x170/0x170
[  281.209012]  ? print_usage_bug+0xc0/0xc0
[  281.213074]  ? __switch_to_asm+0x34/0x70
[  281.217148]  ? graph_lock+0x170/0x170
[  281.220946]  ? graph_lock+0x170/0x170
[  281.224770]  ? handle_mm_fault+0x42a/0xc70
[  281.229004]  ? lock_downgrade+0x900/0x900
[  281.233163]  ? check_preemption_disabled+0x48/0x200
[  281.238186]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.243982]  ? kasan_check_read+0x11/0x20
[  281.248134]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.253409]  ? rcu_bh_qs+0xc0/0xc0
[  281.256948]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.262400]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.267938]  ? check_preemption_disabled+0x48/0x200
[  281.272984]  handle_mm_fault+0x54f/0xc70
[  281.277051]  ? __handle_mm_fault+0x53e0/0x53e0
[  281.281643]  ? find_vma+0x34/0x190
[  281.285202]  __do_page_fault+0x67d/0xed0
[  281.289270]  ? mm_fault_error+0x380/0x380
[  281.293411]  ? trace_hardirqs_off+0xb8/0x300
[  281.297817]  ? trace_hardirqs_on+0x310/0x310
[  281.302219]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  281.307631]  ? trace_hardirqs_on+0x310/0x310
[  281.312045]  do_page_fault+0xf2/0x7e0
[  281.315850]  ? vmalloc_sync_all+0x30/0x30
[  281.319998]  ? error_entry+0x70/0xd0
[  281.323713]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.328741]  ? trace_hardirqs_on_caller+0xc0/0x300
[  281.333675]  ? syscall_return_slowpath+0x5e0/0x5e0
[  281.338601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.343473]  ? trace_hardirqs_off+0x300/0x300
[  281.347968]  ? trace_hardirqs_off_caller+0x300/0x300
[  281.353076]  ? prepare_exit_to_usermode+0x291/0x3b0
[  281.358089]  ? page_fault+0x8/0x30
[  281.361631]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.366493]  ? page_fault+0x8/0x30
[  281.370049]  page_fault+0x1e/0x30
[  281.373502] RIP: 0033:0x45ddf3
[  281.376696] Code: Bad RIP value.
[  281.380061] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  281.385462] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  281.392748] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  281.400030] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  281.407304] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  281.414552] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  281.421843] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  281.421848] warn_alloc_show_mem: 1 callbacks suppressed
[  281.421856] Mem-Info:
[  281.429544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.434910] active_anon:44712 inactive_anon:372 isolated_anon:0
[  281.434910]  active_file:15 inactive_file:12 isolated_file:0
[  281.434910]  unevictable:0 dirty:0 writeback:0 unstable:0
[  281.434910]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  281.434910]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  281.434910]  free:13792 free_pcp:444 free_cma:0
[  281.437294] Call Trace:
[  281.446698] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  281.480894]  <IRQ>
[  281.483462] Node 0 
[  281.512024]  dump_stack+0x1c4/0x2b4
[  281.514173] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  281.516376]  ? dump_stack_print_info.cold.2+0x52/0x52
[  281.519969] lowmem_reserve[]: 0
[  281.545951]  warn_alloc.cold.118+0xb7/0x1bd
[  281.551105]  2817
[  281.554813]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.559121]  6321
[  281.561710]  ? lock_downgrade+0x900/0x900
[  281.566534]  6321
[  281.568607]  ? trace_hardirqs_off+0xb8/0x300
[  281.572730] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  281.574806]  ? trace_hardirqs_off+0xb8/0x300
[  281.579176] lowmem_reserve[]: 0
[  281.607680]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.612056]  0
[  281.615353]  ? warn_alloc+0x120/0x120
[  281.620142]  3503
[  281.621937]  ? warn_alloc+0x120/0x120
[  281.625705]  3503
[  281.628255]  ? print_usage_bug+0xc0/0xc0
[  281.632028] Node 0 
[  281.634080]  ? warn_alloc+0x120/0x120
[  281.638139] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  281.640341]  ? print_usage_bug+0xc0/0xc0
[  281.644106] lowmem_reserve[]: 0
[  281.673627]  ? __lock_acquire+0x7ec/0x4ec0
[  281.677658]  0 0
[  281.680936]  ? __lock_acquire+0x7ec/0x4ec0
[  281.685138]  0
[  281.687121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.691324] Node 0 
[  281.693124]  ? should_fail+0x22d/0xd01
[  281.698627] DMA: 1*4kB 
[  281.700868]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.704744] (U) 
[  281.707334]  ? __lock_acquire+0x7ec/0x4ec0
[  281.712409] 0*8kB 0*16kB 
[  281.714388]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.718590] 1*32kB (U) 
[  281.721785]  ? __lock_acquire+0x7ec/0x4ec0
[  281.726859] 2*64kB (U) 
[  281.729442]  ? should_fail+0x22d/0xd01
[  281.733644] 1*128kB (U) 
[  281.736233]  ? mark_held_locks+0x130/0x130
[  281.740151] 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  281.740179] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  281.740256] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  281.740314] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  281.740320] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  281.740323] 407 total pagecache pages
[  281.740334] 0 pages in swap cache
[  281.740351] Swap cache stats: add 0, delete 0, find 0/0
[  281.740354] Free swap  = 0kB
[  281.740357] Total swap = 0kB
[  281.740360] 1965979 pages RAM
[  281.740363] 0 pages HighMem/MovableOnly
[  281.740366] 342744 pages reserved
[  281.740369] 0 pages cma reserved
[  281.740422] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.740488] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.740493] syz-fuzzer cpuset=/ mems_allowed=0
[  281.862557]  ? mark_held_locks+0x130/0x130
[  281.866793]  ? graph_lock+0x170/0x170
[  281.870592]  ? graph_lock+0x170/0x170
[  281.874391]  ? graph_lock+0x170/0x170
[  281.878689]  ? print_usage_bug+0xc0/0xc0
[  281.883258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.888794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.894332]  ? check_preemption_disabled+0x48/0x200
[  281.899348]  ? check_preemption_disabled+0x48/0x200
[  281.905771]  ? __lock_is_held+0xb5/0x140
[  281.909845]  __alloc_pages_nodemask+0xa80/0xde0
[  281.914514]  ? graph_lock+0x170/0x170
[  281.918333]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.928084]  ? graph_lock+0x170/0x170
[  281.931901]  ? find_held_lock+0x36/0x1c0
[  281.935973]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.940642]  ? lock_downgrade+0x900/0x900
[  281.945269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.950813]  cache_grow_begin+0x91/0x8c0
[  281.954874]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.959289]  fallback_alloc+0x203/0x2e0
[  281.963269]  ____cache_alloc_node+0x1c7/0x1e0
[  281.967781]  kmem_cache_alloc_node+0xe3/0x730
[  281.972279]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.977001]  __alloc_skb+0x119/0x770
[  281.980716]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.986012]  ? skb_scrub_packet+0x490/0x490
[  281.990333]  ? lock_downgrade+0x900/0x900
[  281.994486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.000511]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.005965]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.011862]  ? addrconf_rs_timer+0x6f0/0x6f0
[  282.016283]  ndisc_alloc_skb+0x144/0x340
[  282.020352]  ndisc_send_rs+0x331/0x6e0
[  282.024245]  addrconf_rs_timer+0x3c0/0x6f0
[  282.028485]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.032760]  call_timer_fn+0x272/0x920
[  282.037151]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.041386]  ? process_timeout+0x40/0x40
[  282.045441]  ? find_held_lock+0x36/0x1c0
[  282.049955]  ? __run_timers+0x7da/0xc70
[  282.053932]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.058903]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.063992]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.070951]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  282.075539]  ? trace_hardirqs_on+0xbd/0x310
[  282.080341]  ? kasan_check_read+0x11/0x20
[  282.084493]  ? __run_timers+0x7da/0xc70
[  282.088466]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.093922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.098160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.102393]  __run_timers+0x7e5/0xc70
[  282.106206]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  282.112079]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.117096]  ? graph_lock+0x170/0x170
[  282.120902]  ? enqueue_hrtimer+0x1a5/0x560
[  282.125134]  ? lock_release+0x970/0x970
[  282.129112]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.139568]  ? find_held_lock+0x36/0x1c0
[  282.143633]  ? graph_lock+0x170/0x170
[  282.147435]  ? pvclock_read_flags+0x160/0x160
[  282.151931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.157472]  ? check_preemption_disabled+0x48/0x200
[  282.162960]  ? __lock_is_held+0xb5/0x140
[  282.167510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.173055]  ? check_preemption_disabled+0x48/0x200
[  282.178780]  run_timer_softirq+0x52/0xb0
[  282.182841]  ? rcu_read_lock_sched_held+0x108/0x120
[  282.187872]  __do_softirq+0x30b/0xad8
[  282.191698]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  282.196837]  ? pvclock_read_flags+0x160/0x160
[  282.201772]  ? lapic_next_event+0x5a/0x90
[  282.205947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.211627]  ? check_preemption_disabled+0x48/0x200
[  282.216655]  ? check_preemption_disabled+0x48/0x200
[  282.221675]  ? kvm_clock_read+0x18/0x30
[  282.225652]  ? kvm_sched_clock_read+0x9/0x20
[  282.230569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.236569]  ? check_preemption_disabled+0x48/0x200
[  282.241601]  irq_exit+0x17f/0x1c0
[  282.245057]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.249899]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.255785]  ? interrupt_entry+0xb5/0xf0
[  282.260348]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.265822]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.270841]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.275682]  ? trace_hardirqs_off+0x300/0x300
[  282.280175]  ? trace_hardirqs_off+0x300/0x300
[  282.284670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.290212]  ? check_preemption_disabled+0x48/0x200
[  282.295690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.301763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.306618]  apic_timer_interrupt+0xf/0x20
[  282.310846]  </IRQ>
[  282.313086] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  282.318014] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  282.337435] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  282.345148] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  282.352413] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  282.360163] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  282.367900] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  282.375163] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  282.382481]  skb_clone+0x1bb/0x500
[  282.386026]  ? finish_task_switch+0x2f5/0x900
[  282.390994]  ? skb_split+0x11e0/0x11e0
[  282.394886]  ? preempt_notifier_register+0x200/0x200
[  282.400462]  ? __switch_to_asm+0x34/0x70
[  282.404520]  ? __switch_to_asm+0x34/0x70
[  282.408577]  ? __switch_to_asm+0x40/0x70
[  282.412636]  ? __switch_to_asm+0x34/0x70
[  282.416692]  ? __switch_to_asm+0x40/0x70
[  282.421214]  ? __switch_to_asm+0x34/0x70
[  282.425766]  ? __switch_to_asm+0x40/0x70
[  282.429827]  ? __switch_to_asm+0x34/0x70
[  282.433884]  ? __switch_to_asm+0x34/0x70
[  282.437941]  ? __switch_to_asm+0x40/0x70
[  282.441999]  ? __switch_to_asm+0x34/0x70
[  282.446073]  bpf_clone_redirect+0xb9/0x490
[  282.450649]  ? __schedule+0x874/0x1ed0
[  282.454544]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  282.464758]  ? __sched_text_start+0x8/0x8
[  282.469884]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.474656]  ? find_held_lock+0x36/0x1c0
[  282.478738]  ? lock_acquire+0x1ed/0x520
[  282.482715]  ? bpf_test_run+0x32e/0x5a0
[  282.487166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.493212]  ? check_preemption_disabled+0x48/0x200
[  282.498244]  ? kasan_check_read+0x11/0x20
[  282.502393]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.507669]  ? rcu_bh_qs+0xc0/0xc0
[  282.511213]  ? preempt_schedule+0x4d/0x60
[  282.515811]  ? ___preempt_schedule+0x16/0x18
[  282.520229]  ? bpf_test_run+0x1c0/0x5a0
[  282.524709]  ? netlink_diag_dump+0x2a0/0x2a0
[  282.529135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.534669]  ? bpf_test_init.isra.9+0x70/0x100
[  282.539254]  ? bpf_prog_test_run_skb+0x634/0xb40
[  282.544489]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.549332]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.555303]  ? fput+0x130/0x1a0
[  282.558583]  ? __bpf_prog_get+0x9b/0x290
[  282.562646]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.567484]  ? bpf_prog_test_run+0x130/0x1a0
[  282.571899]  ? __x64_sys_bpf+0x3d8/0x510
[  282.575958]  ? bpf_prog_get+0x20/0x20
[  282.580268]  ? do_syscall_64+0x1b9/0x820
[  282.584769]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  282.590134]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.595059]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.599901]  ? trace_hardirqs_off+0x300/0x300
[  282.604395]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  282.609412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.615381]  ? prepare_exit_to_usermode+0x291/0x3b0
[  282.620866]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.625726]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.631119] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  282.631192] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  282.638054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.638059] Call Trace:
[  282.638065]  <IRQ>
[  282.638082]  dump_stack+0x1c4/0x2b4
[  282.638102]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.644629] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  282.653935]  warn_alloc.cold.118+0xb7/0x1bd
[  282.656496] syz-executor3 cpuset=
[  282.658639]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.662241] syz3
[  282.667426]  ? lock_downgrade+0x900/0x900
[  282.678321]  mems_allowed=0
[  282.682635]  ? trace_hardirqs_off+0xb8/0x300
[  282.704803]  ? trace_hardirqs_off+0xb8/0x300
[  282.709221]  __alloc_pages_slowpath+0x2667/0x2d80
[  282.714135]  ? warn_alloc+0x120/0x120
[  282.717945]  ? warn_alloc+0x120/0x120
[  282.721759]  ? print_usage_bug+0xc0/0xc0
[  282.725822]  ? warn_alloc+0x120/0x120
[  282.729620]  ? lock_release+0x970/0x970
[  282.733594]  ? print_usage_bug+0xc0/0xc0
[  282.737660]  ? __lock_acquire+0x7ec/0x4ec0
[  282.741893]  ? __lock_acquire+0x7ec/0x4ec0
[  282.746133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.751672]  ? should_fail+0x22d/0xd01
[  282.755565]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.760666]  ? __lock_acquire+0x7ec/0x4ec0
[  282.764905]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.770003]  ? __lock_acquire+0x7ec/0x4ec0
[  282.774244]  ? should_fail+0x22d/0xd01
[  282.778144]  ? mark_held_locks+0x130/0x130
[  282.782386]  ? mark_held_locks+0x130/0x130
[  282.786622]  ? kvm_clock_read+0x18/0x30
[  282.790614]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  282.795632]  ? ktime_get+0x2e1/0x440
[  282.799362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.805253]  ? graph_lock+0x170/0x170
[  282.809054]  ? print_usage_bug+0xc0/0xc0
[  282.813115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.818669]  ? check_preemption_disabled+0x48/0x200
[  282.823681]  ? check_preemption_disabled+0x48/0x200
[  282.828708]  ? __lock_is_held+0xb5/0x140
[  282.832793]  __alloc_pages_nodemask+0xa80/0xde0
[  282.837468]  ? graph_lock+0x170/0x170
[  282.841273]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  282.846288]  ? graph_lock+0x170/0x170
[  282.850097]  ? find_held_lock+0x36/0x1c0
[  282.854167]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.858835]  ? lock_downgrade+0x900/0x900
[  282.862992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.868532]  cache_grow_begin+0x91/0x8c0
[  282.872601]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.877017]  fallback_alloc+0x203/0x2e0
[  282.880996]  ____cache_alloc_node+0x1c7/0x1e0
[  282.885497]  kmem_cache_alloc_node+0xe3/0x730
[  282.889990]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.894241]  __alloc_skb+0x119/0x770
[  282.897958]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.903245]  ? skb_scrub_packet+0x490/0x490
[  282.907596]  ? lock_downgrade+0x900/0x900
[  282.911758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.917299]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.922764]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.928215]  ? addrconf_rs_timer+0x6f0/0x6f0
[  282.932640]  ndisc_alloc_skb+0x144/0x340
[  282.936694]  ndisc_send_rs+0x331/0x6e0
[  282.940588]  addrconf_rs_timer+0x3c0/0x6f0
[  282.944829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.949087]  call_timer_fn+0x272/0x920
[  282.952974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.957209]  ? process_timeout+0x40/0x40
[  282.961280]  ? find_held_lock+0x36/0x1c0
[  282.965348]  ? mark_held_locks+0xc7/0x130
[  282.969502]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.974027]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.978519]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.982753]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  282.987337]  ? trace_hardirqs_on+0xbd/0x310
[  282.991658]  ? kasan_check_read+0x11/0x20
[  282.995814]  ? __run_timers+0x7da/0xc70
[  282.999790]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.005261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.009500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.013741]  __run_timers+0x7e5/0xc70
[  283.017560]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  283.022925]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.027944]  ? graph_lock+0x170/0x170
[  283.031772]  ? print_usage_bug+0xc0/0xc0
[  283.035832]  ? lock_release+0x970/0x970
[  283.039808]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.045003]  ? find_held_lock+0x36/0x1c0
[  283.049069]  ? graph_lock+0x170/0x170
[  283.052873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.058422]  ? check_preemption_disabled+0x48/0x200
[  283.063454]  ? __lock_is_held+0xb5/0x140
[  283.067533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.073069]  ? check_preemption_disabled+0x48/0x200
[  283.078094]  run_timer_softirq+0x52/0xb0
[  283.082362]  ? rcu_read_lock_sched_held+0x108/0x120
[  283.087384]  __do_softirq+0x30b/0xad8
[  283.091198]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  283.096312]  ? pvclock_read_flags+0x160/0x160
[  283.100807]  ? lapic_next_event+0x5a/0x90
[  283.104957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.110496]  ? check_preemption_disabled+0x48/0x200
[  283.115509]  ? check_preemption_disabled+0x48/0x200
[  283.120534]  ? kvm_clock_read+0x18/0x30
[  283.124525]  ? kvm_sched_clock_read+0x9/0x20
[  283.128937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.134476]  ? check_preemption_disabled+0x48/0x200
[  283.139536]  irq_exit+0x17f/0x1c0
[  283.143007]  smp_apic_timer_interrupt+0x1cb/0x760
[  283.147847]  ? smp_reschedule_interrupt+0x109/0x650
[  283.152865]  ? smp_call_function_single_interrupt+0x650/0x650
[  283.158758]  ? interrupt_entry+0xb5/0xf0
[  283.162825]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.167837]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.172853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.177693]  ? trace_hardirqs_off+0x300/0x300
[  283.182199]  ? trace_hardirqs_off+0x300/0x300
[  283.186697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.192249]  ? check_preemption_disabled+0x48/0x200
[  283.197265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.202807]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.207661]  apic_timer_interrupt+0xf/0x20
[  283.211886]  </IRQ>
[  283.214127] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  283.219315] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  283.238217] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  283.245931] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  283.253198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  283.260460] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  283.267725] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  283.274995] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  283.282309]  retint_kernel+0x1b/0x2d
[  283.286020] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  283.291295] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  283.310194] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  283.317909] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  283.325177] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  283.332444] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  283.339712] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  283.346985] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  283.354292]  ? arch_local_irq_restore+0x45/0x52
[  283.358961]  dump_stack+0x26a/0x2b4
[  283.362591]  ? dump_stack_print_info.cold.2+0x52/0x52
[  283.367784]  ? mark_held_locks+0x130/0x130
[  283.372019]  ? mark_held_locks+0x130/0x130
[  283.376262]  dump_header+0x27b/0xf72
[  283.379989]  ? pagefault_out_of_memory+0x197/0x197
[  283.384924]  ? mark_held_locks+0x130/0x130
[  283.389161]  ? __lock_acquire+0x7ec/0x4ec0
[  283.393400]  ? mem_cgroup_charge_statistics+0x780/0x780
[  283.398764]  ? print_usage_bug+0xc0/0xc0
[  283.402826]  ? print_usage_bug+0xc0/0xc0
[  283.406893]  ? graph_lock+0x170/0x170
[  283.410691]  ? graph_lock+0x170/0x170
[  283.414494]  ? print_usage_bug+0xc0/0xc0
[  283.418550]  ? print_usage_bug+0xc0/0xc0
[  283.422613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.428147]  ? find_held_lock+0x36/0x1c0
[  283.432218]  ? mark_held_locks+0xc7/0x130
[  283.436376]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  283.441476]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  283.446593]  ? lockdep_hardirqs_on+0x421/0x5c0
[  283.451311]  ? trace_hardirqs_on+0xbd/0x310
[  283.455643]  ? kasan_check_read+0x11/0x20
[  283.459789]  ? ___ratelimit+0x36f/0x655
[  283.463769]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.469223]  ? trace_hardirqs_on+0x310/0x310
[  283.473636]  ? lock_downgrade+0x900/0x900
[  283.477789]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  283.482891]  ? ___ratelimit+0xaa/0x655
[  283.486781]  ? idr_get_free+0xec0/0xec0
[  283.490760]  ? kasan_check_write+0x14/0x20
[  283.494992]  ? do_raw_spin_lock+0xc1/0x200
[  283.499241]  oom_kill_process.cold.27+0x10/0x903
[  283.504000]  ? graph_lock+0x170/0x170
[  283.507801]  ? _raw_spin_unlock+0x2c/0x50
[  283.511952]  ? oom_badness+0xe6/0xaa0
[  283.515760]  ? oom_evaluate_task+0x540/0x540
[  283.520172]  ? find_held_lock+0x36/0x1c0
[  283.524244]  ? out_of_memory+0x974/0x14c0
[  283.528391]  ? lock_downgrade+0x900/0x900
[  283.532541]  ? check_preemption_disabled+0x48/0x200
[  283.537552]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.543350]  ? kasan_check_read+0x11/0x20
[  283.547500]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.552778]  ? rcu_bh_qs+0xc0/0xc0
[  283.556320]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.561337]  ? oom_evaluate_task+0x302/0x540
[  283.565755]  out_of_memory+0xa86/0x14c0
[  283.569761]  ? oom_killer_disable+0x3a0/0x3a0
[  283.574262]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  283.579196]  ? __mutex_add_waiter+0x2a0/0x2a0
[  283.583701]  __alloc_pages_slowpath+0x2318/0x2d80
[  283.588586]  ? warn_alloc+0x120/0x120
[  283.592389]  ? __radix_tree_lookup+0x4c0/0x4c0
[  283.596982]  ? find_get_entry+0x2f2/0xc40
[  283.601143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.606683]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  283.611611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.617152]  ? should_fail+0x22d/0xd01
[  283.621044]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.626149]  ? __lock_is_held+0xb5/0x140
[  283.630241]  ? __lock_is_held+0xb5/0x140
[  283.634316]  ? find_held_lock+0x36/0x1c0
[  283.638388]  ? ___might_sleep+0x1ed/0x300
[  283.642537]  ? lock_release+0x970/0x970
[  283.646517]  ? arch_local_save_flags+0x40/0x40
[  283.651111]  ? __might_sleep+0x95/0x190
[  283.655092]  __alloc_pages_nodemask+0xa80/0xde0
[  283.659769]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.664788]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.670576]  ? kasan_check_read+0x11/0x20
[  283.674726]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.680010]  ? graph_lock+0x170/0x170
[  283.683812]  ? print_usage_bug+0xc0/0xc0
[  283.687874]  ? graph_lock+0x170/0x170
[  283.691672]  ? graph_lock+0x170/0x170
[  283.695463]  ? __do_page_cache_readahead+0x7ce/0x980
[  283.700563]  ? find_held_lock+0x36/0x1c0
[  283.704630]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  283.710172]  alloc_pages_current+0x10c/0x210
[  283.714581]  ? lock_downgrade+0x900/0x900
[  283.718740]  __page_cache_alloc+0x38f/0x5b0
[  283.723062]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.728858]  ? kasan_check_read+0x11/0x20
[  283.733007]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.738289]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  283.742960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.748497]  ? check_preemption_disabled+0x48/0x200
[  283.753522]  filemap_fault+0x1594/0x25f0
[  283.757596]  ? __lock_page_or_retry+0xa00/0xa00
[  283.762265]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.768063]  ? kasan_check_read+0x11/0x20
[  283.772211]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.777488]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  283.782592]  ? rcu_bh_qs+0xc0/0xc0
[  283.786134]  ? trace_hardirqs_on+0xbd/0x310
[  283.790454]  ? kasan_check_read+0x11/0x20
[  283.794602]  ? __free_object+0x173/0x340
[  283.798671]  ? filemap_map_pages+0xdea/0x1980
[  283.803173]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  283.808289]  ? __free_object+0x173/0x340
[  283.812348]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  283.817623]  ? debug_object_free+0x325/0x690
[  283.822031]  ? find_get_pages_range_tag+0x1320/0x1320
[  283.827226]  ? graph_lock+0x170/0x170
[  283.831042]  ? kasan_check_read+0x11/0x20
[  283.835209]  ? debug_object_destroy+0x2b0/0x2b0
[  283.839895]  ? lock_acquire+0x1ed/0x520
[  283.843869]  ? ext4_filemap_fault+0x7a/0xad
[  283.848194]  ? lock_release+0x970/0x970
[  283.852166]  ? arch_local_save_flags+0x40/0x40
[  283.856759]  ? futex_wait_setup+0x3e0/0x3e0
[  283.861094]  ? down_read+0xb0/0x1d0
[  283.864716]  ? ext4_filemap_fault+0x7a/0xad
[  283.869050]  ? __down_interruptible+0x700/0x700
[  283.873747]  ext4_filemap_fault+0x82/0xad
[  283.877900]  __do_fault+0x100/0x6b0
[  283.881531]  ? print_bad_pte+0x6c0/0x6c0
[  283.885590]  ? do_futex+0x249/0x26d0
[  283.889305]  ? finish_task_switch+0x1f5/0x900
[  283.893799]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.898294]  ? pmd_val+0x88/0x100
[  283.901746]  ? add_mm_counter_fast+0xd0/0xd0
[  283.906153]  ? pmd_val+0x88/0x100
[  283.909606]  ? add_mm_counter_fast+0xd0/0xd0
[  283.914020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.919564]  __handle_mm_fault+0x3709/0x53e0
[  283.923983]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  283.928830]  ? graph_lock+0x170/0x170
[  283.932635]  ? print_usage_bug+0xc0/0xc0
[  283.936693]  ? __switch_to_asm+0x34/0x70
[  283.940763]  ? graph_lock+0x170/0x170
[  283.944595]  ? graph_lock+0x170/0x170
[  283.948415]  ? handle_mm_fault+0x42a/0xc70
[  283.952648]  ? lock_downgrade+0x900/0x900
[  283.956829]  ? check_preemption_disabled+0x48/0x200
[  283.961859]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.967665]  ? kasan_check_read+0x11/0x20
[  283.971811]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.977090]  ? rcu_bh_qs+0xc0/0xc0
[  283.980629]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.986079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.991620]  ? check_preemption_disabled+0x48/0x200
[  283.996646]  handle_mm_fault+0x54f/0xc70
[  284.000712]  ? __handle_mm_fault+0x53e0/0x53e0
[  284.005309]  ? find_vma+0x34/0x190
[  284.008855]  __do_page_fault+0x67d/0xed0
[  284.012923]  ? mm_fault_error+0x380/0x380
[  284.017070]  ? trace_hardirqs_off+0xb8/0x300
[  284.021486]  ? trace_hardirqs_on+0x310/0x310
[  284.025896]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.031267]  ? trace_hardirqs_on+0x310/0x310
[  284.035682]  do_page_fault+0xf2/0x7e0
[  284.039486]  ? vmalloc_sync_all+0x30/0x30
[  284.043634]  ? error_entry+0x70/0xd0
[  284.047346]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.052358]  ? trace_hardirqs_on_caller+0xc0/0x300
[  284.057280]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.062201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.067045]  ? trace_hardirqs_off+0x300/0x300
[  284.071540]  ? trace_hardirqs_off_caller+0x300/0x300
[  284.076648]  ? prepare_exit_to_usermode+0x291/0x3b0
[  284.081661]  ? page_fault+0x8/0x30
[  284.085206]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.090059]  ? page_fault+0x8/0x30
[  284.093601]  page_fault+0x1e/0x30
[  284.097049] RIP: 0033:0x45ddf3
[  284.100252] Code: Bad RIP value.
[  284.103614] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  284.108978] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  284.116249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  284.123517] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  284.130786] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  284.138049] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  284.145345] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  284.145351] warn_alloc_show_mem: 1 callbacks suppressed
[  284.145358] Mem-Info:
[  284.153048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.158423] active_anon:44712 inactive_anon:372 isolated_anon:0
[  284.158423]  active_file:15 inactive_file:12 isolated_file:0
[  284.158423]  unevictable:0 dirty:0 writeback:0 unstable:0
[  284.158423]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  284.158423]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  284.158423]  free:13792 free_pcp:444 free_cma:0
[  284.161298] Call Trace:
[  284.170685] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  284.204371]  <IRQ>
[  284.206938] Node 0 
[  284.235697]  dump_stack+0x1c4/0x2b4
[  284.237843] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  284.240050]  ? dump_stack_print_info.cold.2+0x52/0x52
[  284.243641] lowmem_reserve[]: 0
[  284.269598]  warn_alloc.cold.118+0xb7/0x1bd
[  284.274763]  2817
[  284.278033]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.282320]  6321 6321
[  284.284390]  ? lock_downgrade+0x900/0x900
[  284.289204] Node 0 
[  284.291701]  ? trace_hardirqs_off+0xb8/0x300
[  284.295873] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  284.298082]  ? trace_hardirqs_off+0xb8/0x300
[  284.302452] lowmem_reserve[]: 0
[  284.330318]  __alloc_pages_slowpath+0x2667/0x2d80
[  284.334698]  0
[  284.338030]  ? warn_alloc+0x120/0x120
[  284.342818]  3503 3503
[  284.344640]  ? warn_alloc+0x120/0x120
[  284.348430] Node 0 
[  284.350921]  ? print_usage_bug+0xc0/0xc0
[  284.354726] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  284.356919]  ? warn_alloc+0x120/0x120
[  284.360947] lowmem_reserve[]: 0
[  284.392535]  ? print_usage_bug+0xc0/0xc0
[  284.396313]  0
[  284.399583]  ? __lock_acquire+0x7ec/0x4ec0
[  284.403609]  0 0
[  284.405410]  ? __lock_acquire+0x7ec/0x4ec0
[  284.409618] Node 0 
[  284.411590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.415796] DMA: 
[  284.418520]  ? should_fail+0x22d/0xd01
[  284.424028] 1*4kB 
[  284.426087]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.429946] (U) 
[  284.433312]  ? __lock_acquire+0x7ec/0x4ec0
[  284.438391] 0*8kB 
[  284.440362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.444580] 0*16kB 1*32kB 
[  284.446768]  ? __lock_acquire+0x7ec/0x4ec0
[  284.451849] (U) 
[  284.454714]  ? should_fail+0x22d/0xd01
[  284.458924] 2*64kB (U) 
[  284.460907]  ? mark_held_locks+0x130/0x130
[  284.464761] 1*128kB 
[  284.467339]  ? mark_held_locks+0x130/0x130
[  284.471542] (U) 1*256kB 
[  284.473872]  ? graph_lock+0x170/0x170
[  284.478072] (U) 0*512kB 
[  284.480753]  ? graph_lock+0x170/0x170
[  284.484527] 1*1024kB 
[  284.487190]  ? graph_lock+0x170/0x170
[  284.490964] (U) 
[  284.493365]  ? print_usage_bug+0xc0/0xc0
[  284.497137] 1*2048kB (M) 
[  284.499119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.503153] 3*4096kB 
[  284.505902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.511409] (M) = 15908kB
[  284.513829]  ? check_preemption_disabled+0x48/0x200
[  284.519361] Node 0 
[  284.522127]  ? check_preemption_disabled+0x48/0x200
[  284.527106] DMA32: 3*4kB 
[  284.529355]  ? __lock_is_held+0xb5/0x140
[  284.534333] (UM) 
[  284.537093]  __alloc_pages_nodemask+0xa80/0xde0
[  284.541123] 0*8kB 3*16kB 
[  284.543189]  ? graph_lock+0x170/0x170
[  284.547830] (M) 
[  284.550579]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.554354] 2*32kB 
[  284.556323]  ? graph_lock+0x170/0x170
[  284.561305] (UM) 3*64kB 
[  284.564009]  ? find_held_lock+0x36/0x1c0
[  284.567774] (UM) 
[  284.570956]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.574985] 3*128kB 
[  284.577039]  ? lock_downgrade+0x900/0x900
[  284.581677] (M) 2*256kB 
[  284.584006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.588134] (M) 
[  284.590805]  cache_grow_begin+0x91/0x8c0
[  284.596309] 3*512kB (M) 
[  284.598293]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.602326] 4*1024kB 
[  284.605497]  fallback_alloc+0x203/0x2e0
[  284.609870] (UM) 
[  284.612276]  ____cache_alloc_node+0x1c7/0x1e0
[  284.616214] 1*2048kB (M) 
[  284.618337]  kmem_cache_alloc_node+0xe3/0x730
[  284.622819] 4*4096kB 
[  284.625596]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.630058] (M) = 25276kB
[  284.632473]  __alloc_skb+0x119/0x770
[  284.636677] Node 0 
[  284.639429]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.643107] Normal: 1020*4kB 
[  284.645370]  ? skb_scrub_packet+0x490/0x490
[  284.650612] (UMEH) 383*8kB 
[  284.653716]  ? lock_downgrade+0x900/0x900
[  284.658017] (MEH) 
[  284.661401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.665512] 159*16kB (UMEH) 
[  284.668169]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.673671] 83*32kB (UMEH) 
[  284.676694]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.682118] 19*64kB 
[  284.685041]  ? addrconf_rs_timer+0x6f0/0x6f0
[  284.690463] (UM) 
[  284.692800]  ndisc_alloc_skb+0x144/0x340
[  284.697171] 4*128kB 
[  284.699261]  ndisc_send_rs+0x331/0x6e0
[  284.703290] (M) 0*256kB 
[  284.705618]  addrconf_rs_timer+0x3c0/0x6f0
[  284.709477] 0*512kB 
[  284.712141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.716345] 0*1024kB 0*2048kB 
[  284.718680]  call_timer_fn+0x272/0x920
[  284.722875] 0*4096kB = 14072kB
[  284.726067]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.729932] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  284.733110]  ? process_timeout+0x40/0x40
[  284.737324] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  284.746143]  ? find_held_lock+0x36/0x1c0
[  284.750178] 407 total pagecache pages
[  284.759212]  ? __run_timers+0x7da/0xc70
[  284.763253] 0 pages in swap cache
[  284.767046]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.770995] Swap cache stats: add 0, delete 0, find 0/0
[  284.774433]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.778895] Free swap  = 0kB
[  284.778903] Total swap = 0kB
[  284.784263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.788741] 1965979 pages RAM
[  284.791763]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  284.794755] 0 pages HighMem/MovableOnly
[  284.794763] 342744 pages reserved
[  284.798991]  ? trace_hardirqs_on+0xbd/0x310
[  284.802068] 0 pages cma reserved
[  284.806645]  ? kasan_check_read+0x11/0x20
[  284.810651] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.814038]  ? __run_timers+0x7da/0xc70
[  284.818422] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.822168]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.826293] syz-fuzzer cpuset=
[  284.833257]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.837205] /
[  284.847421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.852848]  mems_allowed=0
[  284.856030]  __run_timers+0x7e5/0xc70
[  284.873307]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  284.878669]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.883684]  ? graph_lock+0x170/0x170
[  284.887956]  ? enqueue_hrtimer+0x1a5/0x560
[  284.892685]  ? lock_release+0x970/0x970
[  284.896660]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.901872]  ? find_held_lock+0x36/0x1c0
[  284.906442]  ? graph_lock+0x170/0x170
[  284.910246]  ? pvclock_read_flags+0x160/0x160
[  284.914757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.920750]  ? check_preemption_disabled+0x48/0x200
[  284.926223]  ? __lock_is_held+0xb5/0x140
[  284.930286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.935825]  ? check_preemption_disabled+0x48/0x200
[  284.940859]  run_timer_softirq+0x52/0xb0
[  284.944921]  ? rcu_read_lock_sched_held+0x108/0x120
[  284.949947]  __do_softirq+0x30b/0xad8
[  284.954224]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  284.959823]  ? pvclock_read_flags+0x160/0x160
[  284.964316]  ? lapic_next_event+0x5a/0x90
[  284.968462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.973999]  ? check_preemption_disabled+0x48/0x200
[  284.979015]  ? check_preemption_disabled+0x48/0x200
[  284.984037]  ? kvm_clock_read+0x18/0x30
[  284.988516]  ? kvm_sched_clock_read+0x9/0x20
[  284.992925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.998461]  ? check_preemption_disabled+0x48/0x200
[  285.003503]  irq_exit+0x17f/0x1c0
[  285.006955]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.011801]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.017685]  ? interrupt_entry+0xb5/0xf0
[  285.022274]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.027283]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.032300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.037139]  ? trace_hardirqs_off+0x300/0x300
[  285.041630]  ? trace_hardirqs_off+0x300/0x300
[  285.046127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.052189]  ? check_preemption_disabled+0x48/0x200
[  285.057204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.062757]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.067611]  apic_timer_interrupt+0xf/0x20
[  285.071835]  </IRQ>
[  285.074557] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  285.080000] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  285.103588] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  285.111797] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  285.119063] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  285.126760] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  285.134029] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  285.141295] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  285.149071]  skb_clone+0x1bb/0x500
[  285.153079]  ? finish_task_switch+0x2f5/0x900
[  285.157573]  ? skb_split+0x11e0/0x11e0
[  285.161463]  ? preempt_notifier_register+0x200/0x200
[  285.166563]  ? __switch_to_asm+0x34/0x70
[  285.170619]  ? __switch_to_asm+0x34/0x70
[  285.175160]  ? __switch_to_asm+0x40/0x70
[  285.179219]  ? __switch_to_asm+0x34/0x70
[  285.183280]  ? __switch_to_asm+0x40/0x70
[  285.187812]  ? __switch_to_asm+0x34/0x70
[  285.191872]  ? __switch_to_asm+0x40/0x70
[  285.195930]  ? __switch_to_asm+0x34/0x70
[  285.199992]  ? __switch_to_asm+0x34/0x70
[  285.204052]  ? __switch_to_asm+0x40/0x70
[  285.208111]  ? __switch_to_asm+0x34/0x70
[  285.213138]  bpf_clone_redirect+0xb9/0x490
[  285.217376]  ? __schedule+0x874/0x1ed0
[  285.221270]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  285.226288]  ? __sched_text_start+0x8/0x8
[  285.230439]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.235211]  ? find_held_lock+0x36/0x1c0
[  285.239793]  ? lock_acquire+0x1ed/0x520
[  285.244267]  ? bpf_test_run+0x32e/0x5a0
[  285.248240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.253782]  ? check_preemption_disabled+0x48/0x200
[  285.258804]  ? kasan_check_read+0x11/0x20
[  285.262957]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.268245]  ? rcu_bh_qs+0xc0/0xc0
[  285.271784]  ? preempt_schedule+0x4d/0x60
[  285.275933]  ? ___preempt_schedule+0x16/0x18
[  285.280781]  ? bpf_test_run+0x1c0/0x5a0
[  285.284775]  ? netlink_diag_dump+0x2a0/0x2a0
[  285.289183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.294717]  ? bpf_test_init.isra.9+0x70/0x100
[  285.299317]  ? bpf_prog_test_run_skb+0x634/0xb40
[  285.304080]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  285.309377]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  285.315373]  ? fput+0x130/0x1a0
[  285.318652]  ? __bpf_prog_get+0x9b/0x290
[  285.322717]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  285.327572]  ? bpf_prog_test_run+0x130/0x1a0
[  285.332489]  ? __x64_sys_bpf+0x3d8/0x510
[  285.336564]  ? bpf_prog_get+0x20/0x20
[  285.340837]  ? do_syscall_64+0x1b9/0x820
[  285.344898]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  285.356385]  ? syscall_return_slowpath+0x5e0/0x5e0
[  285.361314]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.366157]  ? trace_hardirqs_off+0x300/0x300
[  285.370656]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  285.376124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.381659]  ? prepare_exit_to_usermode+0x291/0x3b0
[  285.386682]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.391533]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  285.396922] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  285.396994] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  285.403852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  285.403857] Call Trace:
[  285.403864]  <IRQ>
[  285.403881]  dump_stack+0x1c4/0x2b4
[  285.403897]  ? dump_stack_print_info.cold.2+0x52/0x52
[  285.410970] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  285.420320]  warn_alloc.cold.118+0xb7/0x1bd
[  285.420330]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  285.420340]  ? lock_downgrade+0x900/0x900
[  285.420366]  ? trace_hardirqs_off+0xb8/0x300
[  285.420378]  ? trace_hardirqs_off+0xb8/0x300
[  285.420390]  __alloc_pages_slowpath+0x2667/0x2d80
[  285.420413]  ? warn_alloc+0x120/0x120
[  285.420422]  ? trace_hardirqs_on+0x310/0x310
[  285.420430]  ? warn_alloc+0x120/0x120
[  285.420438]  ? print_usage_bug+0xc0/0xc0
[  285.420483]  ? warn_alloc+0x120/0x120
[  285.420492]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  285.420500]  ? print_usage_bug+0xc0/0xc0
[  285.420510]  ? __lock_acquire+0x7ec/0x4ec0
[  285.420517]  ? __lock_acquire+0x7ec/0x4ec0
[  285.420526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.420535]  ? should_fail+0x22d/0xd01
[  285.420546]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.420554]  ? __lock_acquire+0x7ec/0x4ec0
[  285.420564]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.420571]  ? __lock_acquire+0x7ec/0x4ec0
[  285.420578]  ? should_fail+0x22d/0xd01
[  285.420596]  ? print_usage_bug+0xc0/0xc0
[  285.420608]  ? mark_held_locks+0x130/0x130
[  285.420619]  ? mark_held_locks+0x130/0x130
[  285.420631]  ? graph_lock+0x170/0x170
[  285.420638]  ? print_usage_bug+0xc0/0xc0
[  285.420652]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.420660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.420670]  ? check_preemption_disabled+0x48/0x200
[  285.420678]  ? check_preemption_disabled+0x48/0x200
[  285.420692]  ? __lock_is_held+0xb5/0x140
[  285.420703]  __alloc_pages_nodemask+0xa80/0xde0
[  285.420711]  ? graph_lock+0x170/0x170
[  285.420731]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  285.420744]  ? graph_lock+0x170/0x170
[  285.420768]  ? find_held_lock+0x36/0x1c0
[  285.423357] syz-executor3 cpuset=
[  285.425504]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.429101] syz3
[  285.434305]  ? lock_downgrade+0x900/0x900
[  285.445275]  mems_allowed=0
[  285.449588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.629812]  cache_grow_begin+0x91/0x8c0
[  285.633874]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.638295]  fallback_alloc+0x203/0x2e0
[  285.642278]  ____cache_alloc_node+0x1c7/0x1e0
[  285.646781]  kmem_cache_alloc_node+0xe3/0x730
[  285.651292]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.655539]  __alloc_skb+0x119/0x770
[  285.659283]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.664556]  ? skb_scrub_packet+0x490/0x490
[  285.668878]  ? lock_downgrade+0x900/0x900
[  285.673033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.678573]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.684028]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.689479]  ? addrconf_rs_timer+0x6f0/0x6f0
[  285.693917]  ndisc_alloc_skb+0x144/0x340
[  285.697981]  ndisc_send_rs+0x331/0x6e0
[  285.701876]  addrconf_rs_timer+0x3c0/0x6f0
[  285.706117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.710367]  call_timer_fn+0x272/0x920
[  285.714255]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.718489]  ? process_timeout+0x40/0x40
[  285.722549]  ? find_held_lock+0x36/0x1c0
[  285.726604]  ? mark_held_locks+0xc7/0x130
[  285.730753]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.735288]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.739790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.744016]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  285.748582]  ? trace_hardirqs_on+0xbd/0x310
[  285.752896]  ? kasan_check_read+0x11/0x20
[  285.757047]  ? __run_timers+0x7da/0xc70
[  285.761020]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.766473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.770715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.774956]  __run_timers+0x7e5/0xc70
[  285.778772]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  285.784225]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.789270]  ? graph_lock+0x170/0x170
[  285.793076]  ? print_usage_bug+0xc0/0xc0
[  285.797131]  ? lock_release+0x970/0x970
[  285.801106]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.806306]  ? find_held_lock+0x36/0x1c0
[  285.810370]  ? graph_lock+0x170/0x170
[  285.814175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.819706]  ? check_preemption_disabled+0x48/0x200
[  285.824748]  ? __lock_is_held+0xb5/0x140
[  285.828812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.834348]  ? check_preemption_disabled+0x48/0x200
[  285.839370]  run_timer_softirq+0x52/0xb0
[  285.843428]  ? rcu_read_lock_sched_held+0x108/0x120
[  285.848448]  __do_softirq+0x30b/0xad8
[  285.852266]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  285.857385]  ? pvclock_read_flags+0x160/0x160
[  285.861882]  ? lapic_next_event+0x5a/0x90
[  285.866030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.871568]  ? check_preemption_disabled+0x48/0x200
[  285.876584]  ? check_preemption_disabled+0x48/0x200
[  285.881605]  ? kvm_clock_read+0x18/0x30
[  285.885581]  ? kvm_sched_clock_read+0x9/0x20
[  285.889993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.895535]  ? check_preemption_disabled+0x48/0x200
[  285.900578]  irq_exit+0x17f/0x1c0
[  285.904031]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.908871]  ? smp_reschedule_interrupt+0x109/0x650
[  285.913897]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.919783]  ? interrupt_entry+0xb5/0xf0
[  285.923844]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.928859]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.933898]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.938758]  ? trace_hardirqs_off+0x300/0x300
[  285.943256]  ? trace_hardirqs_off+0x300/0x300
[  285.947764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.953309]  ? check_preemption_disabled+0x48/0x200
[  285.958327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.963884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.968759]  apic_timer_interrupt+0xf/0x20
[  285.972989]  </IRQ>
[  285.975234] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  285.980429] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  285.999341] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  286.007063] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  286.014327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  286.021597] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  286.028876] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  286.036143] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  286.043465]  retint_kernel+0x1b/0x2d
[  286.047184] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  286.052457] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  286.071358] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  286.079057] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  286.086320] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  286.093588] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  286.100855] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  286.108121] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  286.115406]  ? arch_local_irq_restore+0x45/0x52
[  286.120078]  dump_stack+0x26a/0x2b4
[  286.123710]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.128915]  ? mark_held_locks+0x130/0x130
[  286.133145]  ? mark_held_locks+0x130/0x130
[  286.137384]  dump_header+0x27b/0xf72
[  286.141113]  ? pagefault_out_of_memory+0x197/0x197
[  286.147609]  ? mark_held_locks+0x130/0x130
[  286.151838]  ? __lock_acquire+0x7ec/0x4ec0
[  286.156090]  ? mem_cgroup_charge_statistics+0x780/0x780
[  286.161467]  ? print_usage_bug+0xc0/0xc0
[  286.165542]  ? print_usage_bug+0xc0/0xc0
[  286.169613]  ? graph_lock+0x170/0x170
[  286.173409]  ? graph_lock+0x170/0x170
[  286.177211]  ? print_usage_bug+0xc0/0xc0
[  286.181272]  ? print_usage_bug+0xc0/0xc0
[  286.185361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.190904]  ? find_held_lock+0x36/0x1c0
[  286.194975]  ? mark_held_locks+0xc7/0x130
[  286.199132]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.204247]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.209371]  ? lockdep_hardirqs_on+0x421/0x5c0
[  286.214464]  ? trace_hardirqs_on+0xbd/0x310
[  286.218799]  ? kasan_check_read+0x11/0x20
[  286.222949]  ? ___ratelimit+0x36f/0x655
[  286.226928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.232377]  ? trace_hardirqs_on+0x310/0x310
[  286.236785]  ? lock_downgrade+0x900/0x900
[  286.240943]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  286.246051]  ? ___ratelimit+0xaa/0x655
[  286.249942]  ? idr_get_free+0xec0/0xec0
[  286.253919]  ? kasan_check_write+0x14/0x20
[  286.258156]  ? do_raw_spin_lock+0xc1/0x200
[  286.262389]  oom_kill_process.cold.27+0x10/0x903
[  286.267151]  ? graph_lock+0x170/0x170
[  286.270961]  ? _raw_spin_unlock+0x2c/0x50
[  286.275107]  ? oom_badness+0xe6/0xaa0
[  286.278918]  ? oom_evaluate_task+0x540/0x540
[  286.283328]  ? find_held_lock+0x36/0x1c0
[  286.287409]  ? out_of_memory+0x974/0x14c0
[  286.291556]  ? lock_downgrade+0x900/0x900
[  286.295707]  ? check_preemption_disabled+0x48/0x200
[  286.300743]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.306553]  ? kasan_check_read+0x11/0x20
[  286.310704]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.315993]  ? rcu_bh_qs+0xc0/0xc0
[  286.319561]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.324575]  ? oom_evaluate_task+0x302/0x540
[  286.328987]  out_of_memory+0xa86/0x14c0
[  286.332982]  ? oom_killer_disable+0x3a0/0x3a0
[  286.337471]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  286.342424]  ? __mutex_add_waiter+0x2a0/0x2a0
[  286.346956]  __alloc_pages_slowpath+0x2318/0x2d80
[  286.351831]  ? warn_alloc+0x120/0x120
[  286.355646]  ? __radix_tree_lookup+0x4c0/0x4c0
[  286.360265]  ? find_get_entry+0x2f2/0xc40
[  286.364425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.369966]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  286.374896]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.380435]  ? should_fail+0x22d/0xd01
[  286.384326]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.389427]  ? __lock_is_held+0xb5/0x140
[  286.393516]  ? __lock_is_held+0xb5/0x140
[  286.397593]  ? find_held_lock+0x36/0x1c0
[  286.401652]  ? ___might_sleep+0x1ed/0x300
[  286.405805]  ? lock_release+0x970/0x970
[  286.409788]  ? arch_local_save_flags+0x40/0x40
[  286.414393]  ? __might_sleep+0x95/0x190
[  286.418391]  __alloc_pages_nodemask+0xa80/0xde0
[  286.423069]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  286.428086]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.433886]  ? kasan_check_read+0x11/0x20
[  286.438040]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.443318]  ? graph_lock+0x170/0x170
[  286.447132]  ? print_usage_bug+0xc0/0xc0
[  286.451216]  ? graph_lock+0x170/0x170
[  286.455028]  ? graph_lock+0x170/0x170
[  286.458833]  ? __do_page_cache_readahead+0x7ce/0x980
[  286.463943]  ? find_held_lock+0x36/0x1c0
[  286.468012]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  286.473561]  alloc_pages_current+0x10c/0x210
[  286.477977]  ? lock_downgrade+0x900/0x900
[  286.482133]  __page_cache_alloc+0x38f/0x5b0
[  286.486453]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.492254]  ? kasan_check_read+0x11/0x20
[  286.496418]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.501704]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  286.506393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.511949]  ? check_preemption_disabled+0x48/0x200
[  286.516976]  filemap_fault+0x1594/0x25f0
[  286.521052]  ? __lock_page_or_retry+0xa00/0xa00
[  286.525713]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.531563]  ? kasan_check_read+0x11/0x20
[  286.535713]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.540997]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.546104]  ? rcu_bh_qs+0xc0/0xc0
[  286.549645]  ? trace_hardirqs_on+0xbd/0x310
[  286.553968]  ? kasan_check_read+0x11/0x20
[  286.558117]  ? __free_object+0x173/0x340
[  286.562204]  ? filemap_map_pages+0xdea/0x1980
[  286.566708]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  286.571821]  ? __free_object+0x173/0x340
[  286.575901]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  286.581205]  ? debug_object_free+0x325/0x690
[  286.585620]  ? find_get_pages_range_tag+0x1320/0x1320
[  286.590834]  ? graph_lock+0x170/0x170
[  286.594645]  ? kasan_check_read+0x11/0x20
[  286.598798]  ? debug_object_destroy+0x2b0/0x2b0
[  286.603476]  ? lock_acquire+0x1ed/0x520
[  286.607463]  ? ext4_filemap_fault+0x7a/0xad
[  286.611816]  ? lock_release+0x970/0x970
[  286.615793]  ? arch_local_save_flags+0x40/0x40
[  286.620370]  ? futex_wait_setup+0x3e0/0x3e0
[  286.624693]  ? down_read+0xb0/0x1d0
[  286.628322]  ? ext4_filemap_fault+0x7a/0xad
[  286.632651]  ? __down_interruptible+0x700/0x700
[  286.637371]  ext4_filemap_fault+0x82/0xad
[  286.641532]  __do_fault+0x100/0x6b0
[  286.645245]  ? print_bad_pte+0x6c0/0x6c0
[  286.649306]  ? do_futex+0x249/0x26d0
[  286.653019]  ? finish_task_switch+0x1f5/0x900
[  286.657516]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.662014]  ? pmd_val+0x88/0x100
[  286.665486]  ? add_mm_counter_fast+0xd0/0xd0
[  286.669895]  ? pmd_val+0x88/0x100
[  286.673346]  ? add_mm_counter_fast+0xd0/0xd0
[  286.677765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.683306]  __handle_mm_fault+0x3709/0x53e0
[  286.687732]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  286.692578]  ? graph_lock+0x170/0x170
[  286.696382]  ? print_usage_bug+0xc0/0xc0
[  286.700440]  ? __switch_to_asm+0x34/0x70
[  286.704499]  ? graph_lock+0x170/0x170
[  286.708297]  ? graph_lock+0x170/0x170
[  286.712121]  ? handle_mm_fault+0x42a/0xc70
[  286.716346]  ? lock_downgrade+0x900/0x900
[  286.720501]  ? check_preemption_disabled+0x48/0x200
[  286.725530]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.731312]  ? kasan_check_read+0x11/0x20
[  286.735466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.740754]  ? rcu_bh_qs+0xc0/0xc0
[  286.744327]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.749781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.755323]  ? check_preemption_disabled+0x48/0x200
[  286.760361]  handle_mm_fault+0x54f/0xc70
[  286.764438]  ? __handle_mm_fault+0x53e0/0x53e0
[  286.769024]  ? find_vma+0x34/0x190
[  286.772571]  __do_page_fault+0x67d/0xed0
[  286.776642]  ? mm_fault_error+0x380/0x380
[  286.780789]  ? trace_hardirqs_off+0xb8/0x300
[  286.785199]  ? trace_hardirqs_on+0x310/0x310
[  286.789628]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  286.794991]  ? trace_hardirqs_on+0x310/0x310
[  286.799413]  do_page_fault+0xf2/0x7e0
[  286.803248]  ? vmalloc_sync_all+0x30/0x30
[  286.807409]  ? error_entry+0x70/0xd0
[  286.811122]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.816142]  ? trace_hardirqs_on_caller+0xc0/0x300
[  286.821073]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.826002]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.830852]  ? trace_hardirqs_off+0x300/0x300
[  286.835349]  ? trace_hardirqs_off_caller+0x300/0x300
[  286.840484]  ? prepare_exit_to_usermode+0x291/0x3b0
[  286.845513]  ? page_fault+0x8/0x30
[  286.849057]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.853907]  ? page_fault+0x8/0x30
[  286.857478]  page_fault+0x1e/0x30
[  286.860930] RIP: 0033:0x45ddf3
[  286.864127] Code: Bad RIP value.
[  286.867486] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  286.872848] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  286.880119] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  286.887381] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  286.894661] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  286.901926] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  286.909219] warn_alloc_show_mem: 1 callbacks suppressed
[  286.909231] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  286.909242] Mem-Info:
[  286.915063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.915072] Call Trace:
[  286.922269] active_anon:44712 inactive_anon:372 isolated_anon:0
[  286.922269]  active_file:15 inactive_file:12 isolated_file:0
[  286.922269]  unevictable:0 dirty:0 writeback:0 unstable:0
[  286.922269]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  286.922269]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  286.922269]  free:13792 free_pcp:444 free_cma:0
[  286.924646]  <IRQ>
[  286.934009] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  286.937017]  dump_stack+0x1c4/0x2b4
[  286.969785] Node 0 
[  286.971932]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.999608] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  287.003710]  warn_alloc.cold.118+0xb7/0x1bd
[  287.005905] lowmem_reserve[]: 0
[  287.011096]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.036574]  2817 6321 6321
[  287.036584] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  287.036604] lowmem_reserve[]: 0 0 3503 3503
[  287.036616] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  287.036634] lowmem_reserve[]: 0 0 0 0
[  287.036662] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  287.036745] Node 0 
[  287.041061]  ? lock_downgrade+0x900/0x900
[  287.044304] DMA32: 3*4kB 
[  287.049148]  ? trace_hardirqs_off+0xb8/0x300
[  287.052050] (UM) 
[  287.081044]  ? trace_hardirqs_off+0xb8/0x300
[  287.085341] 0*8kB 
[  287.114933]  __alloc_pages_slowpath+0x2667/0x2d80
[  287.118705] 3*16kB 
[  287.133274]  ? warn_alloc+0x120/0x120
[  287.135465] (M) 
[  287.139604]  ? trace_hardirqs_on+0x310/0x310
[  287.142345] 2*32kB 
[  287.146756]  ? warn_alloc+0x120/0x120
[  287.148807] (UM) 
[  287.153207]  ? print_usage_bug+0xc0/0xc0
[  287.155325] 3*64kB (UM) 
[  287.160606]  ? warn_alloc+0x120/0x120
[  287.162815] 3*128kB (M) 
[  287.166627]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  287.168568] 2*256kB (M) 
[  287.173494]  ? print_usage_bug+0xc0/0xc0
[  287.175710] 3*512kB 
[  287.179512]  ? __lock_acquire+0x7ec/0x4ec0
[  287.181544] (M) 4*1024kB 
[  287.185601]  ? __lock_acquire+0x7ec/0x4ec0
[  287.188248] (UM) 
[  287.192043]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.194683] 1*2048kB (M) 
[  287.199704]  ? should_fail+0x22d/0xd01
[  287.202356] 4*4096kB (M) 
[  287.206420]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.208709] = 25276kB
[  287.208717] Node 0 
[  287.212964]  ? __lock_acquire+0x7ec/0x4ec0
[  287.215692] Normal: 1020*4kB 
[  287.219939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.221975] (UMEH) 
[  287.227959]  ? __lock_acquire+0x7ec/0x4ec0
[  287.230687] 383*8kB (MEH) 
[  287.234574]  ? should_fail+0x22d/0xd01
[  287.237299] 159*16kB (UMEH) 
[  287.242405]  ? print_usage_bug+0xc0/0xc0
[  287.244785] 83*32kB (UMEH) 
[  287.247027]  ? mark_held_locks+0x130/0x130
[  287.251225] 19*64kB (UM) 
[  287.254336]  ? mark_held_locks+0x130/0x130
[  287.259416] 4*128kB (M) 
[  287.262207]  ? graph_lock+0x170/0x170
[  287.266404] 0*256kB 0*512kB 
[  287.269246]  ? print_usage_bug+0xc0/0xc0
[  287.269263]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.273133] 0*1024kB 0*2048kB 
[  287.276166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.280192] 0*4096kB = 14072kB
[  287.283154]  ? check_preemption_disabled+0x48/0x200
[  287.287356] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  287.287362] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  287.287366] 407 total pagecache pages
[  287.287376] 0 pages in swap cache
[  287.287381] Swap cache stats: add 0, delete 0, find 0/0
[  287.287384] Free swap  = 0kB
[  287.287387] Total swap = 0kB
[  287.287390] 1965979 pages RAM
[  287.287393] 0 pages HighMem/MovableOnly
[  287.287396] 342744 pages reserved
[  287.287399] 0 pages cma reserved
[  287.287454] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.287500] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.287504] syz-fuzzer cpuset=/ mems_allowed=0
[  287.403739]  ? check_preemption_disabled+0x48/0x200
[  287.408799]  ? __lock_is_held+0xb5/0x140
[  287.412868]  __alloc_pages_nodemask+0xa80/0xde0
[  287.418003]  ? graph_lock+0x170/0x170
[  287.422333]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.427388]  ? graph_lock+0x170/0x170
[  287.431200]  ? find_held_lock+0x36/0x1c0
[  287.435274]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.439944]  ? lock_downgrade+0x900/0x900
[  287.444107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.449650]  cache_grow_begin+0x91/0x8c0
[  287.453712]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.458614]  fallback_alloc+0x203/0x2e0
[  287.462596]  ____cache_alloc_node+0x1c7/0x1e0
[  287.467096]  kmem_cache_alloc_node+0xe3/0x730
[  287.471633]  ? ipv6_get_ifaddr+0x42e/0x620
[  287.475883]  __alloc_skb+0x119/0x770
[  287.479598]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.485345]  ? skb_scrub_packet+0x490/0x490
[  287.489666]  ? lock_downgrade+0x900/0x900
[  287.494310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.499848]  ? refcount_sub_and_test_checked+0x203/0x310
[  287.505303]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  287.510763]  ? addrconf_rs_timer+0x6f0/0x6f0
[  287.515665]  ndisc_alloc_skb+0x144/0x340
[  287.519744]  ndisc_send_rs+0x331/0x6e0
[  287.524092]  addrconf_rs_timer+0x3c0/0x6f0
[  287.528367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.532617]  call_timer_fn+0x272/0x920
[  287.536507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.540771]  ? process_timeout+0x40/0x40
[  287.545334]  ? find_held_lock+0x36/0x1c0
[  287.549405]  ? __run_timers+0x7da/0xc70
[  287.553821]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.558317]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.562828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.567061]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  287.571641]  ? trace_hardirqs_on+0xbd/0x310
[  287.576424]  ? kasan_check_read+0x11/0x20
[  287.580573]  ? __run_timers+0x7da/0xc70
[  287.584990]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.590447]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.594689]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.598932]  __run_timers+0x7e5/0xc70
[  287.602759]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  287.608124]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.613646]  ? graph_lock+0x170/0x170
[  287.617970]  ? enqueue_hrtimer+0x1a5/0x560
[  287.622221]  ? lock_release+0x970/0x970
[  287.626252]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.631451]  ? find_held_lock+0x36/0x1c0
[  287.635514]  ? graph_lock+0x170/0x170
[  287.639796]  ? pvclock_read_flags+0x160/0x160
[  287.644294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.653810]  ? check_preemption_disabled+0x48/0x200
[  287.658840]  ? __lock_is_held+0xb5/0x140
[  287.662906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.668946]  ? check_preemption_disabled+0x48/0x200
[  287.673975]  run_timer_softirq+0x52/0xb0
[  287.678035]  ? rcu_read_lock_sched_held+0x108/0x120
[  287.683541]  __do_softirq+0x30b/0xad8
[  287.687349]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  287.692481]  ? pvclock_read_flags+0x160/0x160
[  287.696976]  ? lapic_next_event+0x5a/0x90
[  287.701122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.707173]  ? check_preemption_disabled+0x48/0x200
[  287.712656]  ? check_preemption_disabled+0x48/0x200
[  287.717691]  ? kvm_clock_read+0x18/0x30
[  287.721676]  ? kvm_sched_clock_read+0x9/0x20
[  287.726099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.731639]  ? check_preemption_disabled+0x48/0x200
[  287.737169]  irq_exit+0x17f/0x1c0
[  287.740625]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.745950]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.751862]  ? interrupt_entry+0xb5/0xf0
[  287.755927]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.760940]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.765960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.771317]  ? trace_hardirqs_off+0x300/0x300
[  287.775811]  ? trace_hardirqs_off+0x300/0x300
[  287.780781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.786321]  ? check_preemption_disabled+0x48/0x200
[  287.791336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.797343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.802194]  apic_timer_interrupt+0xf/0x20
[  287.806420]  </IRQ>
[  287.808657] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  287.814076] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  287.832978] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  287.841204] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  287.848479] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  287.855755] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  287.863022] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  287.870746] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  287.878057]  skb_clone+0x1bb/0x500
[  287.881601]  ? finish_task_switch+0x2f5/0x900
[  287.886100]  ? skb_split+0x11e0/0x11e0
[  287.889992]  ? preempt_notifier_register+0x200/0x200
[  287.895093]  ? __switch_to_asm+0x34/0x70
[  287.899602]  ? __switch_to_asm+0x34/0x70
[  287.903661]  ? __switch_to_asm+0x40/0x70
[  287.908168]  ? __switch_to_asm+0x34/0x70
[  287.912227]  ? __switch_to_asm+0x40/0x70
[  287.916285]  ? __switch_to_asm+0x34/0x70
[  287.920345]  ? __switch_to_asm+0x40/0x70
[  287.924760]  ? __switch_to_asm+0x34/0x70
[  287.928820]  ? __switch_to_asm+0x34/0x70
[  287.932911]  ? __switch_to_asm+0x40/0x70
[  287.937476]  ? __switch_to_asm+0x34/0x70
[  287.941545]  bpf_clone_redirect+0xb9/0x490
[  287.945801]  ? __schedule+0x874/0x1ed0
[  287.949699]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  287.954747]  ? __sched_text_start+0x8/0x8
[  287.958906]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.963686]  ? find_held_lock+0x36/0x1c0
[  287.968249]  ? lock_acquire+0x1ed/0x520
[  287.972221]  ? bpf_test_run+0x32e/0x5a0
[  287.976682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.984806]  ? check_preemption_disabled+0x48/0x200
[  287.989830]  ? kasan_check_read+0x11/0x20
[  287.993979]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.000169]  ? rcu_bh_qs+0xc0/0xc0
[  288.003729]  ? preempt_schedule+0x4d/0x60
[  288.007887]  ? ___preempt_schedule+0x16/0x18
[  288.012300]  ? bpf_test_run+0x1c0/0x5a0
[  288.016292]  ? netlink_diag_dump+0x2a0/0x2a0
[  288.020742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.026777]  ? bpf_test_init.isra.9+0x70/0x100
[  288.031904]  ? bpf_prog_test_run_skb+0x634/0xb40
[  288.036683]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  288.047079]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  288.052625]  ? fput+0x130/0x1a0
[  288.055910]  ? __bpf_prog_get+0x9b/0x290
[  288.059992]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  288.065384]  ? bpf_prog_test_run+0x130/0x1a0
[  288.069826]  ? __x64_sys_bpf+0x3d8/0x510
[  288.073922]  ? bpf_prog_get+0x20/0x20
[  288.077752]  ? do_syscall_64+0x1b9/0x820
[  288.081866]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  288.087249]  ? syscall_return_slowpath+0x5e0/0x5e0
[  288.092178]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.097534]  ? trace_hardirqs_off+0x300/0x300
[  288.102031]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  288.107072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.112608]  ? prepare_exit_to_usermode+0x291/0x3b0
[  288.117644]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.122491]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  288.128340] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  288.128462] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  288.135272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.135281] Call Trace:
[  288.141897] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  288.151152]  <IRQ>
[  288.153728] syz-executor3 cpuset=
[  288.164204]  dump_stack+0x1c4/0x2b4
[  288.166330] syz3
[  288.169775]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.173376]  mems_allowed=0
[  288.175350]  warn_alloc.cold.118+0xb7/0x1bd
[  288.187747]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.192634]  ? lock_downgrade+0x900/0x900
[  288.196790]  ? trace_hardirqs_off+0xb8/0x300
[  288.201226]  ? trace_hardirqs_off+0xb8/0x300
[  288.205664]  __alloc_pages_slowpath+0x2667/0x2d80
[  288.211031]  ? warn_alloc+0x120/0x120
[  288.214847]  ? warn_alloc+0x120/0x120
[  288.218663]  ? print_usage_bug+0xc0/0xc0
[  288.222745]  ? warn_alloc+0x120/0x120
[  288.226551]  ? lock_release+0x970/0x970
[  288.230520]  ? print_usage_bug+0xc0/0xc0
[  288.234582]  ? __lock_acquire+0x7ec/0x4ec0
[  288.238815]  ? __lock_acquire+0x7ec/0x4ec0
[  288.243053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.248580]  ? should_fail+0x22d/0xd01
[  288.252493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.257626]  ? __lock_acquire+0x7ec/0x4ec0
[  288.261870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.266972]  ? __lock_acquire+0x7ec/0x4ec0
[  288.271206]  ? should_fail+0x22d/0xd01
[  288.275113]  ? mark_held_locks+0x130/0x130
[  288.279414]  ? mark_held_locks+0x130/0x130
[  288.283652]  ? kvm_clock_read+0x18/0x30
[  288.287616]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  288.292625]  ? ktime_get+0x2e1/0x440
[  288.296338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.301889]  ? graph_lock+0x170/0x170
[  288.305701]  ? print_usage_bug+0xc0/0xc0
[  288.309770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.315301]  ? check_preemption_disabled+0x48/0x200
[  288.320307]  ? check_preemption_disabled+0x48/0x200
[  288.325346]  ? __lock_is_held+0xb5/0x140
[  288.329429]  __alloc_pages_nodemask+0xa80/0xde0
[  288.334113]  ? graph_lock+0x170/0x170
[  288.337923]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  288.342937]  ? graph_lock+0x170/0x170
[  288.346760]  ? find_held_lock+0x36/0x1c0
[  288.350834]  ? ____cache_alloc_node+0x1c7/0x1e0
[  288.355535]  ? lock_downgrade+0x900/0x900
[  288.359693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.365250]  cache_grow_begin+0x91/0x8c0
[  288.369312]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.373749]  fallback_alloc+0x203/0x2e0
[  288.377749]  ____cache_alloc_node+0x1c7/0x1e0
[  288.382289]  kmem_cache_alloc_node+0xe3/0x730
[  288.386790]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.391054]  __alloc_skb+0x119/0x770
[  288.394774]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.400057]  ? skb_scrub_packet+0x490/0x490
[  288.404378]  ? lock_downgrade+0x900/0x900
[  288.408543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.414092]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.419556]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.425010]  ? addrconf_rs_timer+0x6f0/0x6f0
[  288.429430]  ndisc_alloc_skb+0x144/0x340
[  288.433513]  ndisc_send_rs+0x331/0x6e0
[  288.437405]  addrconf_rs_timer+0x3c0/0x6f0
[  288.441691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.445953]  call_timer_fn+0x272/0x920
[  288.449844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.454098]  ? process_timeout+0x40/0x40
[  288.458158]  ? find_held_lock+0x36/0x1c0
[  288.462228]  ? mark_held_locks+0xc7/0x130
[  288.466384]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.470880]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.475376]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.479601]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  288.484177]  ? trace_hardirqs_on+0xbd/0x310
[  288.488498]  ? kasan_check_read+0x11/0x20
[  288.492672]  ? __run_timers+0x7da/0xc70
[  288.496648]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.502106]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.506351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.510580]  __run_timers+0x7e5/0xc70
[  288.514398]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  288.519763]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.524796]  ? graph_lock+0x170/0x170
[  288.528600]  ? print_usage_bug+0xc0/0xc0
[  288.532656]  ? lock_release+0x970/0x970
[  288.536636]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  288.541836]  ? find_held_lock+0x36/0x1c0
[  288.545906]  ? graph_lock+0x170/0x170
[  288.549712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.555268]  ? check_preemption_disabled+0x48/0x200
[  288.560296]  ? __lock_is_held+0xb5/0x140
[  288.564358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.569926]  ? check_preemption_disabled+0x48/0x200
[  288.574974]  run_timer_softirq+0x52/0xb0
[  288.579038]  ? rcu_read_lock_sched_held+0x108/0x120
[  288.584069]  __do_softirq+0x30b/0xad8
[  288.587881]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  288.592989]  ? pvclock_read_flags+0x160/0x160
[  288.597476]  ? lapic_next_event+0x5a/0x90
[  288.601618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.607161]  ? check_preemption_disabled+0x48/0x200
[  288.612176]  ? check_preemption_disabled+0x48/0x200
[  288.617202]  ? kvm_clock_read+0x18/0x30
[  288.621183]  ? kvm_sched_clock_read+0x9/0x20
[  288.625593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.631135]  ? check_preemption_disabled+0x48/0x200
[  288.636170]  irq_exit+0x17f/0x1c0
[  288.639671]  smp_apic_timer_interrupt+0x1cb/0x760
[  288.644556]  ? smp_reschedule_interrupt+0x109/0x650
[  288.649596]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.655481]  ? interrupt_entry+0xb5/0xf0
[  288.659549]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.664566]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.669605]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.674448]  ? trace_hardirqs_off+0x300/0x300
[  288.678957]  ? trace_hardirqs_off+0x300/0x300
[  288.683450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.688989]  ? check_preemption_disabled+0x48/0x200
[  288.694102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.699637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.704490]  apic_timer_interrupt+0xf/0x20
[  288.708710]  </IRQ>
[  288.710959] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  288.716160] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  288.735057] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  288.742769] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  288.750033] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  288.757298] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  288.764566] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  288.771850] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  288.779151]  retint_kernel+0x1b/0x2d
[  288.782867] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  288.788169] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  288.807069] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  288.814796] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  288.822063] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  288.829336] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  288.836617] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  288.843886] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  288.851168]  ? arch_local_irq_restore+0x45/0x52
[  288.855842]  dump_stack+0x26a/0x2b4
[  288.859461]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.864644]  ? mark_held_locks+0x130/0x130
[  288.868880]  ? mark_held_locks+0x130/0x130
[  288.873122]  dump_header+0x27b/0xf72
[  288.876876]  ? pagefault_out_of_memory+0x197/0x197
[  288.881827]  ? mark_held_locks+0x130/0x130
[  288.886062]  ? __lock_acquire+0x7ec/0x4ec0
[  288.890295]  ? mem_cgroup_charge_statistics+0x780/0x780
[  288.895656]  ? print_usage_bug+0xc0/0xc0
[  288.899763]  ? print_usage_bug+0xc0/0xc0
[  288.903834]  ? graph_lock+0x170/0x170
[  288.907633]  ? graph_lock+0x170/0x170
[  288.911438]  ? print_usage_bug+0xc0/0xc0
[  288.915511]  ? print_usage_bug+0xc0/0xc0
[  288.919577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.925123]  ? find_held_lock+0x36/0x1c0
[  288.929195]  ? mark_held_locks+0xc7/0x130
[  288.933345]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.938466]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.943569]  ? lockdep_hardirqs_on+0x421/0x5c0
[  288.948170]  ? trace_hardirqs_on+0xbd/0x310
[  288.952494]  ? kasan_check_read+0x11/0x20
[  288.956646]  ? ___ratelimit+0x36f/0x655
[  288.960626]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.966089]  ? trace_hardirqs_on+0x310/0x310
[  288.970512]  ? lock_downgrade+0x900/0x900
[  288.974665]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  288.979800]  ? ___ratelimit+0xaa/0x655
[  288.983689]  ? idr_get_free+0xec0/0xec0
[  288.987674]  ? kasan_check_write+0x14/0x20
[  288.991913]  ? do_raw_spin_lock+0xc1/0x200
[  288.996174]  oom_kill_process.cold.27+0x10/0x903
[  289.000933]  ? graph_lock+0x170/0x170
[  289.004738]  ? _raw_spin_unlock+0x2c/0x50
[  289.008919]  ? oom_badness+0xe6/0xaa0
[  289.012758]  ? oom_evaluate_task+0x540/0x540
[  289.017189]  ? find_held_lock+0x36/0x1c0
[  289.021263]  ? out_of_memory+0x974/0x14c0
[  289.025453]  ? lock_downgrade+0x900/0x900
[  289.029637]  ? check_preemption_disabled+0x48/0x200
[  289.034657]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.040463]  ? kasan_check_read+0x11/0x20
[  289.044612]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.049921]  ? rcu_bh_qs+0xc0/0xc0
[  289.053478]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.058499]  ? oom_evaluate_task+0x302/0x540
[  289.062927]  out_of_memory+0xa86/0x14c0
[  289.066910]  ? oom_killer_disable+0x3a0/0x3a0
[  289.071406]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  289.076339]  ? __mutex_add_waiter+0x2a0/0x2a0
[  289.080980]  __alloc_pages_slowpath+0x2318/0x2d80
[  289.085856]  ? warn_alloc+0x120/0x120
[  289.089655]  ? __radix_tree_lookup+0x4c0/0x4c0
[  289.094264]  ? find_get_entry+0x2f2/0xc40
[  289.098421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.103958]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  289.108889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.114424]  ? should_fail+0x22d/0xd01
[  289.118303]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.123398]  ? __lock_is_held+0xb5/0x140
[  289.127485]  ? __lock_is_held+0xb5/0x140
[  289.131554]  ? find_held_lock+0x36/0x1c0
[  289.135634]  ? ___might_sleep+0x1ed/0x300
[  289.139800]  ? lock_release+0x970/0x970
[  289.143777]  ? arch_local_save_flags+0x40/0x40
[  289.148385]  ? __might_sleep+0x95/0x190
[  289.152366]  __alloc_pages_nodemask+0xa80/0xde0
[  289.157041]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.162086]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.167879]  ? kasan_check_read+0x11/0x20
[  289.172040]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.177317]  ? graph_lock+0x170/0x170
[  289.181119]  ? print_usage_bug+0xc0/0xc0
[  289.185187]  ? graph_lock+0x170/0x170
[  289.188989]  ? graph_lock+0x170/0x170
[  289.192792]  ? __do_page_cache_readahead+0x7ce/0x980
[  289.197904]  ? find_held_lock+0x36/0x1c0
[  289.201972]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  289.207516]  alloc_pages_current+0x10c/0x210
[  289.211967]  ? lock_downgrade+0x900/0x900
[  289.216123]  __page_cache_alloc+0x38f/0x5b0
[  289.220447]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.226251]  ? kasan_check_read+0x11/0x20
[  289.230401]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.235681]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  289.240379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.245918]  ? check_preemption_disabled+0x48/0x200
[  289.250946]  filemap_fault+0x1594/0x25f0
[  289.255023]  ? __lock_page_or_retry+0xa00/0xa00
[  289.259707]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.265512]  ? kasan_check_read+0x11/0x20
[  289.269660]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.274936]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  289.280041]  ? rcu_bh_qs+0xc0/0xc0
[  289.283586]  ? trace_hardirqs_on+0xbd/0x310
[  289.287926]  ? kasan_check_read+0x11/0x20
[  289.292086]  ? __free_object+0x173/0x340
[  289.296150]  ? filemap_map_pages+0xdea/0x1980
[  289.300653]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  289.305760]  ? __free_object+0x173/0x340
[  289.309824]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  289.315097]  ? debug_object_free+0x325/0x690
[  289.319507]  ? find_get_pages_range_tag+0x1320/0x1320
[  289.324702]  ? graph_lock+0x170/0x170
[  289.328530]  ? kasan_check_read+0x11/0x20
[  289.332680]  ? debug_object_destroy+0x2b0/0x2b0
[  289.337345]  ? lock_acquire+0x1ed/0x520
[  289.341312]  ? ext4_filemap_fault+0x7a/0xad
[  289.345641]  ? lock_release+0x970/0x970
[  289.349617]  ? arch_local_save_flags+0x40/0x40
[  289.354203]  ? futex_wait_setup+0x3e0/0x3e0
[  289.358550]  ? down_read+0xb0/0x1d0
[  289.362190]  ? ext4_filemap_fault+0x7a/0xad
[  289.366530]  ? __down_interruptible+0x700/0x700
[  289.371221]  ext4_filemap_fault+0x82/0xad
[  289.375386]  __do_fault+0x100/0x6b0
[  289.379047]  ? print_bad_pte+0x6c0/0x6c0
[  289.383128]  ? do_futex+0x249/0x26d0
[  289.386842]  ? finish_task_switch+0x1f5/0x900
[  289.391347]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.395855]  ? pmd_val+0x88/0x100
[  289.399312]  ? add_mm_counter_fast+0xd0/0xd0
[  289.403738]  ? pmd_val+0x88/0x100
[  289.407191]  ? add_mm_counter_fast+0xd0/0xd0
[  289.411606]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.417163]  __handle_mm_fault+0x3709/0x53e0
[  289.421599]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  289.426442]  ? graph_lock+0x170/0x170
[  289.430249]  ? print_usage_bug+0xc0/0xc0
[  289.434309]  ? __switch_to_asm+0x34/0x70
[  289.438373]  ? graph_lock+0x170/0x170
[  289.442172]  ? graph_lock+0x170/0x170
[  289.445995]  ? handle_mm_fault+0x42a/0xc70
[  289.450246]  ? lock_downgrade+0x900/0x900
[  289.454424]  ? check_preemption_disabled+0x48/0x200
[  289.459463]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.465264]  ? kasan_check_read+0x11/0x20
[  289.469417]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.474707]  ? rcu_bh_qs+0xc0/0xc0
[  289.478261]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.483710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.489262]  ? check_preemption_disabled+0x48/0x200
[  289.494296]  handle_mm_fault+0x54f/0xc70
[  289.498359]  ? __handle_mm_fault+0x53e0/0x53e0
[  289.502955]  ? find_vma+0x34/0x190
[  289.506502]  __do_page_fault+0x67d/0xed0
[  289.510573]  ? mm_fault_error+0x380/0x380
[  289.514717]  ? trace_hardirqs_off+0xb8/0x300
[  289.519136]  ? trace_hardirqs_on+0x310/0x310
[  289.523541]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  289.528903]  ? trace_hardirqs_on+0x310/0x310
[  289.533321]  do_page_fault+0xf2/0x7e0
[  289.537127]  ? vmalloc_sync_all+0x30/0x30
[  289.541320]  ? error_entry+0x70/0xd0
[  289.545022]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.550039]  ? trace_hardirqs_on_caller+0xc0/0x300
[  289.555055]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.559998]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.564846]  ? trace_hardirqs_off+0x300/0x300
[  289.569355]  ? trace_hardirqs_off_caller+0x300/0x300
[  289.574479]  ? prepare_exit_to_usermode+0x291/0x3b0
[  289.579514]  ? page_fault+0x8/0x30
[  289.583085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.587931]  ? page_fault+0x8/0x30
[  289.591472]  page_fault+0x1e/0x30
[  289.594922] RIP: 0033:0x45ddf3
[  289.598143] Code: Bad RIP value.
[  289.601521] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  289.606887] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  289.614151] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  289.621466] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  289.628732] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  289.636004] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  289.643300] warn_alloc_show_mem: 1 callbacks suppressed
[  289.643312] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  289.643314] Mem-Info:
[  289.643343] active_anon:44712 inactive_anon:372 isolated_anon:0
[  289.643343]  active_file:15 inactive_file:12 isolated_file:0
[  289.643343]  unevictable:0 dirty:0 writeback:0 unstable:0
[  289.643343]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  289.643343]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  289.643343]  free:13792 free_pcp:444 free_cma:0
[  289.648707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.648716] Call Trace:
[  289.655917] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  289.658786]  <IRQ>
[  289.691576] Node 0 
[  289.701431]  dump_stack+0x1c4/0x2b4
[  289.704015] 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
[  289.732553]  ? dump_stack_print_info.cold.2+0x52/0x52
[  289.734671] lowmem_reserve[]: 0
[  289.736924]  warn_alloc.cold.118+0xb7/0x1bd
[  289.740511]  2817 6321
[  289.766908]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.772068]  6321
[  289.775361]  ? lock_downgrade+0x900/0x900
[  289.779684] Node 0 
[  289.782208]  ? trace_hardirqs_off+0xb8/0x300
[  289.787056] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  289.789094]  ? trace_hardirqs_off+0xb8/0x300
[  289.793210] lowmem_reserve[]: 0
[  289.795454]  __alloc_pages_slowpath+0x2667/0x2d80
[  289.799834]  0
[  289.827796]  ? warn_alloc+0x120/0x120
[  289.832160]  3503
[  289.835431]  ? trace_hardirqs_on+0x310/0x310
[  289.840241]  3503
[  289.842053]  ? warn_alloc+0x120/0x120
[  289.845831] Node 0 
[  289.847888]  ? print_usage_bug+0xc0/0xc0
[  289.852293] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  289.854321]  ? warn_alloc+0x120/0x120
[  289.858091] lowmem_reserve[]: 0
[  289.860774]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  289.864805]  0 0
[  289.893809]  ? print_usage_bug+0xc0/0xc0
[  289.897585]  0
[  289.900865]  ? __lock_acquire+0x7ec/0x4ec0
[  289.905856] Node 0 
[  289.907838]  ? __lock_acquire+0x7ec/0x4ec0
[  289.911880] DMA: 1*4kB 
[  289.913687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.917897] (U) 
[  289.920588]  ? should_fail+0x22d/0xd01
[  289.924819] 0*8kB 
[  289.927396]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.932935] 0*16kB 
[  289.934903]  ? __lock_acquire+0x7ec/0x4ec0
[  289.938760] 1*32kB (U) 
[  289.940913]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.945981] 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  289.946032] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  289.946094] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  289.946164] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  289.946170] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  289.946174] 407 total pagecache pages
[  289.946184] 0 pages in swap cache
[  289.946189] Swap cache stats: add 0, delete 0, find 0/0
[  289.946192] Free swap  = 0kB
[  289.946194] Total swap = 0kB
[  289.946198] 1965979 pages RAM
[  289.946201] 0 pages HighMem/MovableOnly
[  289.946204] 342744 pages reserved
[  289.946206] 0 pages cma reserved
[  289.946277] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.946324] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.946346] syz-fuzzer cpuset=/ mems_allowed=0
[  290.082471]  ? __lock_acquire+0x7ec/0x4ec0
[  290.086704]  ? should_fail+0x22d/0xd01
[  290.090608]  ? print_usage_bug+0xc0/0xc0
[  290.094678]  ? mark_held_locks+0x130/0x130
[  290.098918]  ? mark_held_locks+0x130/0x130
[  290.103164]  ? graph_lock+0x170/0x170
[  290.106965]  ? print_usage_bug+0xc0/0xc0
[  290.111028]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.116300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.121845]  ? check_preemption_disabled+0x48/0x200
[  290.126861]  ? check_preemption_disabled+0x48/0x200
[  290.131891]  ? __lock_is_held+0xb5/0x140
[  290.135961]  __alloc_pages_nodemask+0xa80/0xde0
[  290.140642]  ? graph_lock+0x170/0x170
[  290.144929]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  290.149941]  ? graph_lock+0x170/0x170
[  290.153763]  ? find_held_lock+0x36/0x1c0
[  290.157838]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.162512]  ? lock_downgrade+0x900/0x900
[  290.166669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.172208]  cache_grow_begin+0x91/0x8c0
[  290.176782]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.181199]  fallback_alloc+0x203/0x2e0
[  290.185208]  ____cache_alloc_node+0x1c7/0x1e0
[  290.189729]  kmem_cache_alloc_node+0xe3/0x730
[  290.194230]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.198962]  __alloc_skb+0x119/0x770
[  290.202685]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.208466]  ? skb_scrub_packet+0x490/0x490
[  290.213016]  ? lock_downgrade+0x900/0x900
[  290.217170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.222707]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.228178]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.234125]  ? addrconf_rs_timer+0x6f0/0x6f0
[  290.238545]  ndisc_alloc_skb+0x144/0x340
[  290.242627]  ndisc_send_rs+0x331/0x6e0
[  290.246523]  addrconf_rs_timer+0x3c0/0x6f0
[  290.251291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.255568]  call_timer_fn+0x272/0x920
[  290.259455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.263689]  ? process_timeout+0x40/0x40
[  290.268234]  ? find_held_lock+0x36/0x1c0
[  290.272301]  ? __run_timers+0x7da/0xc70
[  290.276791]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.281286]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.285782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.290019]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  290.294613]  ? trace_hardirqs_on+0xbd/0x310
[  290.299409]  ? kasan_check_read+0x11/0x20
[  290.303602]  ? __run_timers+0x7da/0xc70
[  290.307579]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.313480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.317728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.321972]  __run_timers+0x7e5/0xc70
[  290.325792]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  290.331158]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.337976]  ? graph_lock+0x170/0x170
[  290.344579]  ? enqueue_hrtimer+0x1a5/0x560
[  290.348839]  ? lock_release+0x970/0x970
[  290.352816]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  290.358026]  ? find_held_lock+0x36/0x1c0
[  290.362092]  ? graph_lock+0x170/0x170
[  290.366914]  ? pvclock_read_flags+0x160/0x160
[  290.371407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.376962]  ? check_preemption_disabled+0x48/0x200
[  290.382001]  ? __lock_is_held+0xb5/0x140
[  290.386062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.391599]  ? check_preemption_disabled+0x48/0x200
[  290.396621]  run_timer_softirq+0x52/0xb0
[  290.400682]  ? rcu_read_lock_sched_held+0x108/0x120
[  290.406204]  __do_softirq+0x30b/0xad8
[  290.410021]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  290.415131]  ? pvclock_read_flags+0x160/0x160
[  290.419629]  ? lapic_next_event+0x5a/0x90
[  290.423780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.429774]  ? check_preemption_disabled+0x48/0x200
[  290.434789]  ? check_preemption_disabled+0x48/0x200
[  290.440298]  ? kvm_clock_read+0x18/0x30
[  290.444273]  ? kvm_sched_clock_read+0x9/0x20
[  290.448682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.454221]  ? check_preemption_disabled+0x48/0x200
[  290.459766]  irq_exit+0x17f/0x1c0
[  290.463222]  smp_apic_timer_interrupt+0x1cb/0x760
[  290.468530]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.474418]  ? interrupt_entry+0xb5/0xf0
[  290.478494]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.483536]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.488577]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.493861]  ? trace_hardirqs_off+0x300/0x300
[  290.498861]  ? trace_hardirqs_off+0x300/0x300
[  290.503386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.508921]  ? check_preemption_disabled+0x48/0x200
[  290.513938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.519481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.524330]  apic_timer_interrupt+0xf/0x20
[  290.528557]  </IRQ>
[  290.531255] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  290.536186] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  290.555083] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  290.563298] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  290.571025] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  290.578307] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  290.585631] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  290.593335] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  290.604813]  skb_clone+0x1bb/0x500
[  290.609903]  ? finish_task_switch+0x2f5/0x900
[  290.614415]  ? skb_split+0x11e0/0x11e0
[  290.618805]  ? preempt_notifier_register+0x200/0x200
[  290.623906]  ? __switch_to_asm+0x34/0x70
[  290.628464]  ? __switch_to_asm+0x34/0x70
[  290.632518]  ? __switch_to_asm+0x40/0x70
[  290.636574]  ? __switch_to_asm+0x34/0x70
[  290.640628]  ? __switch_to_asm+0x40/0x70
[  290.644682]  ? __switch_to_asm+0x34/0x70
[  290.649178]  ? __switch_to_asm+0x40/0x70
[  290.653234]  ? __switch_to_asm+0x34/0x70
[  290.657291]  ? __switch_to_asm+0x34/0x70
[  290.661819]  ? __switch_to_asm+0x40/0x70
[  290.671138]  ? __switch_to_asm+0x34/0x70
[  290.675222]  bpf_clone_redirect+0xb9/0x490
[  290.679465]  ? __schedule+0x874/0x1ed0
[  290.683771]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  290.688790]  ? __sched_text_start+0x8/0x8
[  290.693388]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.698159]  ? find_held_lock+0x36/0x1c0
[  290.702231]  ? lock_acquire+0x1ed/0x520
[  290.706204]  ? bpf_test_run+0x32e/0x5a0
[  290.710180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.716200]  ? check_preemption_disabled+0x48/0x200
[  290.721745]  ? kasan_check_read+0x11/0x20
[  290.725902]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.731183]  ? rcu_bh_qs+0xc0/0xc0
[  290.734751]  ? preempt_schedule+0x4d/0x60
[  290.738903]  ? ___preempt_schedule+0x16/0x18
[  290.743783]  ? bpf_test_run+0x1c0/0x5a0
[  290.747776]  ? netlink_diag_dump+0x2a0/0x2a0
[  290.752191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.758165]  ? bpf_test_init.isra.9+0x70/0x100
[  290.762767]  ? bpf_prog_test_run_skb+0x634/0xb40
[  290.767529]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  290.772372]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  290.778334]  ? fput+0x130/0x1a0
[  290.781619]  ? __bpf_prog_get+0x9b/0x290
[  290.786173]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  290.791018]  ? bpf_prog_test_run+0x130/0x1a0
[  290.795427]  ? __x64_sys_bpf+0x3d8/0x510
[  290.799487]  ? bpf_prog_get+0x20/0x20
[  290.803324]  ? do_syscall_64+0x1b9/0x820
[  290.807402]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  290.813214]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.818605]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.823449]  ? trace_hardirqs_off+0x300/0x300
[  290.827978]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  290.832996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.838531]  ? prepare_exit_to_usermode+0x291/0x3b0
[  290.843562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.848948]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.854834] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  290.854906] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.861792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.861798] Call Trace:
[  290.861804]  <IRQ>
[  290.861820]  dump_stack+0x1c4/0x2b4
[  290.861841]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.868421] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.877691]  warn_alloc.cold.118+0xb7/0x1bd
[  290.880244] syz-executor3 cpuset=
[  290.882385]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.886471] syz3
[  290.891653]  ? lock_downgrade+0x900/0x900
[  290.902112]  mems_allowed=0
[  290.906439]  ? trace_hardirqs_off+0xb8/0x300
[  290.928611]  ? trace_hardirqs_off+0xb8/0x300
[  290.933053]  __alloc_pages_slowpath+0x2667/0x2d80
[  290.937927]  ? warn_alloc+0x120/0x120
[  290.941756]  ? warn_alloc+0x120/0x120
[  290.945563]  ? print_usage_bug+0xc0/0xc0
[  290.949643]  ? warn_alloc+0x120/0x120
[  290.953439]  ? lock_release+0x970/0x970
[  290.957413]  ? print_usage_bug+0xc0/0xc0
[  290.961487]  ? __lock_acquire+0x7ec/0x4ec0
[  290.965730]  ? __lock_acquire+0x7ec/0x4ec0
[  290.969966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.975533]  ? should_fail+0x22d/0xd01
[  290.979415]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.984509]  ? __lock_acquire+0x7ec/0x4ec0
[  290.988757]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.993864]  ? __lock_acquire+0x7ec/0x4ec0
[  290.998101]  ? should_fail+0x22d/0xd01
[  291.002001]  ? mark_held_locks+0x130/0x130
[  291.006246]  ? mark_held_locks+0x130/0x130
[  291.010486]  ? kvm_clock_read+0x18/0x30
[  291.014472]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  291.019508]  ? ktime_get+0x2e1/0x440
[  291.023223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.028772]  ? graph_lock+0x170/0x170
[  291.032571]  ? print_usage_bug+0xc0/0xc0
[  291.036632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.042199]  ? check_preemption_disabled+0x48/0x200
[  291.047221]  ? check_preemption_disabled+0x48/0x200
[  291.052260]  ? __lock_is_held+0xb5/0x140
[  291.056328]  __alloc_pages_nodemask+0xa80/0xde0
[  291.060998]  ? graph_lock+0x170/0x170
[  291.064805]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.069820]  ? graph_lock+0x170/0x170
[  291.073626]  ? find_held_lock+0x36/0x1c0
[  291.077700]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.082534]  ? lock_downgrade+0x900/0x900
[  291.086689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.092242]  cache_grow_begin+0x91/0x8c0
[  291.096302]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.100718]  fallback_alloc+0x203/0x2e0
[  291.104733]  ____cache_alloc_node+0x1c7/0x1e0
[  291.109244]  kmem_cache_alloc_node+0xe3/0x730
[  291.113772]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.118023]  __alloc_skb+0x119/0x770
[  291.121745]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.127029]  ? skb_scrub_packet+0x490/0x490
[  291.131363]  ? lock_downgrade+0x900/0x900
[  291.135516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.141052]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.146521]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.151973]  ? addrconf_rs_timer+0x6f0/0x6f0
[  291.156414]  ndisc_alloc_skb+0x144/0x340
[  291.160480]  ndisc_send_rs+0x331/0x6e0
[  291.164389]  addrconf_rs_timer+0x3c0/0x6f0
[  291.168660]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.172909]  call_timer_fn+0x272/0x920
[  291.176797]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.181038]  ? process_timeout+0x40/0x40
[  291.185097]  ? find_held_lock+0x36/0x1c0
[  291.189193]  ? mark_held_locks+0xc7/0x130
[  291.193405]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.197911]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.202405]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.206654]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  291.211243]  ? trace_hardirqs_on+0xbd/0x310
[  291.215656]  ? kasan_check_read+0x11/0x20
[  291.219805]  ? __run_timers+0x7da/0xc70
[  291.223799]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.229260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.233530]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.237763]  __run_timers+0x7e5/0xc70
[  291.241580]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  291.246946]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.251964]  ? graph_lock+0x170/0x170
[  291.255788]  ? print_usage_bug+0xc0/0xc0
[  291.259853]  ? lock_release+0x970/0x970
[  291.263831]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.269031]  ? find_held_lock+0x36/0x1c0
[  291.273098]  ? graph_lock+0x170/0x170
[  291.276920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.282461]  ? check_preemption_disabled+0x48/0x200
[  291.287486]  ? __lock_is_held+0xb5/0x140
[  291.291563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.297102]  ? check_preemption_disabled+0x48/0x200
[  291.302128]  run_timer_softirq+0x52/0xb0
[  291.306224]  ? rcu_read_lock_sched_held+0x108/0x120
[  291.311251]  __do_softirq+0x30b/0xad8
[  291.315061]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  291.320199]  ? pvclock_read_flags+0x160/0x160
[  291.324694]  ? lapic_next_event+0x5a/0x90
[  291.328849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.334395]  ? check_preemption_disabled+0x48/0x200
[  291.339410]  ? check_preemption_disabled+0x48/0x200
[  291.344436]  ? kvm_clock_read+0x18/0x30
[  291.348407]  ? kvm_sched_clock_read+0x9/0x20
[  291.352815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.358353]  ? check_preemption_disabled+0x48/0x200
[  291.363385]  irq_exit+0x17f/0x1c0
[  291.366854]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.371697]  ? smp_reschedule_interrupt+0x109/0x650
[  291.376744]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.382644]  ? interrupt_entry+0xb5/0xf0
[  291.386731]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.391763]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.396799]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.401650]  ? trace_hardirqs_off+0x300/0x300
[  291.406149]  ? trace_hardirqs_off+0x300/0x300
[  291.410642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.416181]  ? check_preemption_disabled+0x48/0x200
[  291.421195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.426742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.431601]  apic_timer_interrupt+0xf/0x20
[  291.435828]  </IRQ>
[  291.438071] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  291.443267] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  291.462168] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  291.469881] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  291.477177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  291.484477] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  291.491755] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  291.499021] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  291.506319]  retint_kernel+0x1b/0x2d
[  291.510033] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  291.515307] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  291.534203] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  291.541928] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  291.549194] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  291.556459] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  291.563730] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  291.570994] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  291.578279]  ? arch_local_irq_restore+0x45/0x52
[  291.582954]  dump_stack+0x26a/0x2b4
[  291.586592]  ? dump_stack_print_info.cold.2+0x52/0x52
[  291.591782]  ? mark_held_locks+0x130/0x130
[  291.596017]  ? mark_held_locks+0x130/0x130
[  291.600262]  dump_header+0x27b/0xf72
[  291.604020]  ? pagefault_out_of_memory+0x197/0x197
[  291.608967]  ? mark_held_locks+0x130/0x130
[  291.613204]  ? __lock_acquire+0x7ec/0x4ec0
[  291.617475]  ? mem_cgroup_charge_statistics+0x780/0x780
[  291.622843]  ? print_usage_bug+0xc0/0xc0
[  291.626906]  ? print_usage_bug+0xc0/0xc0
[  291.630976]  ? graph_lock+0x170/0x170
[  291.634779]  ? graph_lock+0x170/0x170
[  291.638582]  ? print_usage_bug+0xc0/0xc0
[  291.642638]  ? print_usage_bug+0xc0/0xc0
[  291.646728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.652292]  ? find_held_lock+0x36/0x1c0
[  291.656350]  ? mark_held_locks+0xc7/0x130
[  291.660507]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  291.665612]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  291.670726]  ? lockdep_hardirqs_on+0x421/0x5c0
[  291.675314]  ? trace_hardirqs_on+0xbd/0x310
[  291.679635]  ? kasan_check_read+0x11/0x20
[  291.683783]  ? ___ratelimit+0x36f/0x655
[  291.687765]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.693216]  ? trace_hardirqs_on+0x310/0x310
[  291.697644]  ? lock_downgrade+0x900/0x900
[  291.701815]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  291.706919]  ? ___ratelimit+0xaa/0x655
[  291.710840]  ? idr_get_free+0xec0/0xec0
[  291.714845]  ? kasan_check_write+0x14/0x20
[  291.719086]  ? do_raw_spin_lock+0xc1/0x200
[  291.723327]  oom_kill_process.cold.27+0x10/0x903
[  291.728096]  ? graph_lock+0x170/0x170
[  291.731893]  ? _raw_spin_unlock+0x2c/0x50
[  291.736041]  ? oom_badness+0xe6/0xaa0
[  291.739849]  ? oom_evaluate_task+0x540/0x540
[  291.744268]  ? find_held_lock+0x36/0x1c0
[  291.748337]  ? out_of_memory+0x974/0x14c0
[  291.752490]  ? lock_downgrade+0x900/0x900
[  291.756642]  ? check_preemption_disabled+0x48/0x200
[  291.761685]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.767484]  ? kasan_check_read+0x11/0x20
[  291.771632]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.776912]  ? rcu_bh_qs+0xc0/0xc0
[  291.780456]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.785472]  ? oom_evaluate_task+0x302/0x540
[  291.789887]  out_of_memory+0xa86/0x14c0
[  291.793870]  ? oom_killer_disable+0x3a0/0x3a0
[  291.798385]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  291.803318]  ? __mutex_add_waiter+0x2a0/0x2a0
[  291.807828]  __alloc_pages_slowpath+0x2318/0x2d80
[  291.812702]  ? warn_alloc+0x120/0x120
[  291.816525]  ? __radix_tree_lookup+0x4c0/0x4c0
[  291.821121]  ? find_get_entry+0x2f2/0xc40
[  291.825279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.830820]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  291.835760]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.841313]  ? should_fail+0x22d/0xd01
[  291.845205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.850309]  ? __lock_is_held+0xb5/0x140
[  291.854403]  ? __lock_is_held+0xb5/0x140
[  291.858469]  ? find_held_lock+0x36/0x1c0
[  291.862534]  ? ___might_sleep+0x1ed/0x300
[  291.866780]  ? lock_release+0x970/0x970
[  291.870774]  ? arch_local_save_flags+0x40/0x40
[  291.875373]  ? __might_sleep+0x95/0x190
[  291.879352]  __alloc_pages_nodemask+0xa80/0xde0
[  291.884031]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.889050]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.894845]  ? kasan_check_read+0x11/0x20
[  291.898996]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.904290]  ? graph_lock+0x170/0x170
[  291.908086]  ? print_usage_bug+0xc0/0xc0
[  291.912161]  ? graph_lock+0x170/0x170
[  291.915962]  ? graph_lock+0x170/0x170
[  291.919765]  ? __do_page_cache_readahead+0x7ce/0x980
[  291.924906]  ? find_held_lock+0x36/0x1c0
[  291.928975]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  291.934509]  alloc_pages_current+0x10c/0x210
[  291.938911]  ? lock_downgrade+0x900/0x900
[  291.943069]  __page_cache_alloc+0x38f/0x5b0
[  291.947395]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.953195]  ? kasan_check_read+0x11/0x20
[  291.957349]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.962628]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  291.967297]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.972841]  ? check_preemption_disabled+0x48/0x200
[  291.977867]  filemap_fault+0x1594/0x25f0
[  291.981918]  ? __lock_page_or_retry+0xa00/0xa00
[  291.986583]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.992380]  ? kasan_check_read+0x11/0x20
[  291.996534]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.001813]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.006919]  ? rcu_bh_qs+0xc0/0xc0
[  292.010461]  ? trace_hardirqs_on+0xbd/0x310
[  292.014784]  ? kasan_check_read+0x11/0x20
[  292.018929]  ? __free_object+0x173/0x340
[  292.023001]  ? filemap_map_pages+0xdea/0x1980
[  292.027505]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  292.032610]  ? __free_object+0x173/0x340
[  292.036662]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  292.041929]  ? debug_object_free+0x325/0x690
[  292.046340]  ? find_get_pages_range_tag+0x1320/0x1320
[  292.051537]  ? graph_lock+0x170/0x170
[  292.055350]  ? kasan_check_read+0x11/0x20
[  292.059498]  ? debug_object_destroy+0x2b0/0x2b0
[  292.064177]  ? lock_acquire+0x1ed/0x520
[  292.068156]  ? ext4_filemap_fault+0x7a/0xad
[  292.072499]  ? lock_release+0x970/0x970
[  292.076476]  ? arch_local_save_flags+0x40/0x40
[  292.081063]  ? futex_wait_setup+0x3e0/0x3e0
[  292.085396]  ? down_read+0xb0/0x1d0
[  292.089024]  ? ext4_filemap_fault+0x7a/0xad
[  292.093346]  ? __down_interruptible+0x700/0x700
[  292.098036]  ext4_filemap_fault+0x82/0xad
[  292.102204]  __do_fault+0x100/0x6b0
[  292.105841]  ? print_bad_pte+0x6c0/0x6c0
[  292.109903]  ? do_futex+0x249/0x26d0
[  292.113620]  ? finish_task_switch+0x1f5/0x900
[  292.118121]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.122618]  ? pmd_val+0x88/0x100
[  292.126077]  ? add_mm_counter_fast+0xd0/0xd0
[  292.130486]  ? pmd_val+0x88/0x100
[  292.133945]  ? add_mm_counter_fast+0xd0/0xd0
[  292.138360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.143907]  __handle_mm_fault+0x3709/0x53e0
[  292.148328]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  292.153180]  ? graph_lock+0x170/0x170
[  292.156983]  ? print_usage_bug+0xc0/0xc0
[  292.161044]  ? __switch_to_asm+0x34/0x70
[  292.165109]  ? graph_lock+0x170/0x170
[  292.168910]  ? graph_lock+0x170/0x170
[  292.172744]  ? handle_mm_fault+0x42a/0xc70
[  292.176986]  ? lock_downgrade+0x900/0x900
[  292.181134]  ? check_preemption_disabled+0x48/0x200
[  292.186156]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.191956]  ? kasan_check_read+0x11/0x20
[  292.196112]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.201391]  ? rcu_bh_qs+0xc0/0xc0
[  292.204934]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.211259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.216803]  ? check_preemption_disabled+0x48/0x200
[  292.221832]  handle_mm_fault+0x54f/0xc70
[  292.225902]  ? __handle_mm_fault+0x53e0/0x53e0
[  292.230486]  ? find_vma+0x34/0x190
[  292.234032]  __do_page_fault+0x67d/0xed0
[  292.238105]  ? mm_fault_error+0x380/0x380
[  292.242256]  ? trace_hardirqs_off+0xb8/0x300
[  292.246662]  ? trace_hardirqs_on+0x310/0x310
[  292.251073]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  292.256438]  ? trace_hardirqs_on+0x310/0x310
[  292.260857]  do_page_fault+0xf2/0x7e0
[  292.264659]  ? vmalloc_sync_all+0x30/0x30
[  292.268812]  ? error_entry+0x70/0xd0
[  292.272527]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.277541]  ? trace_hardirqs_on_caller+0xc0/0x300
[  292.282470]  ? syscall_return_slowpath+0x5e0/0x5e0
[  292.287400]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.292249]  ? trace_hardirqs_off+0x300/0x300
[  292.296754]  ? trace_hardirqs_off_caller+0x300/0x300
[  292.301865]  ? prepare_exit_to_usermode+0x291/0x3b0
[  292.306883]  ? page_fault+0x8/0x30
[  292.310430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.315297]  ? page_fault+0x8/0x30
[  292.318845]  page_fault+0x1e/0x30
[  292.322297] RIP: 0033:0x45ddf3
[  292.325490] Code: Bad RIP value.
[  292.328854] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  292.334221] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  292.341493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  292.348760] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  292.356027] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  292.363292] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  292.370584] warn_alloc_show_mem: 1 callbacks suppressed
[  292.370597] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  292.370599] Mem-Info:
[  292.370629] active_anon:44712 inactive_anon:372 isolated_anon:0
[  292.370629]  active_file:15 inactive_file:12 isolated_file:0
[  292.370629]  unevictable:0 dirty:0 writeback:0 unstable:0
[  292.370629]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  292.370629]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  292.370629]  free:13792 free_pcp:444 free_cma:0
[  292.375965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.375973] Call Trace:
[  292.383164] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  292.386056]  <IRQ>
[  292.418837] Node 0 
[  292.428188]  dump_stack+0x1c4/0x2b4
[  292.430774] 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
[  292.458817]  ? dump_stack_print_info.cold.2+0x52/0x52
[  292.460945] lowmem_reserve[]:
[  292.463183]  warn_alloc.cold.118+0xb7/0x1bd
[  292.466775]  0
[  292.493174]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.498339]  2817
[  292.501440]  ? lock_downgrade+0x900/0x900
[  292.505760]  6321
[  292.508010]  ? trace_hardirqs_off+0xb8/0x300
[  292.512828]  6321
[  292.515419]  ? trace_hardirqs_off+0xb8/0x300
[  292.519540] Node 0 
[  292.521601]  __alloc_pages_slowpath+0x2667/0x2d80
[  292.526003] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  292.528059]  ? warn_alloc+0x120/0x120
[  292.532409] lowmem_reserve[]: 0
[  292.534664]  ? warn_alloc+0x120/0x120
[  292.539471]  0 3503
[  292.567438]  ? print_usage_bug+0xc0/0xc0
[  292.571213]  3503
[  292.574497]  ? warn_alloc+0x120/0x120
[  292.578274] Node 0 
[  292.580999]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  292.581015]  ? print_usage_bug+0xc0/0xc0
[  292.585079] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  292.587109]  ? __lock_acquire+0x7ec/0x4ec0
[  292.590877] lowmem_reserve[]: 0
[  292.593115]  ? __lock_acquire+0x7ec/0x4ec0
[  292.598097]  0 0
[  292.602161]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.630667]  0
[  292.640348]  ? should_fail+0x22d/0xd01
[  292.643601] Node 0 
[  292.648303]  ? __lock_acquire+0x7ec/0x4ec0
[  292.650301] DMA: 
[  292.655845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.657621] 1*4kB 
[  292.661500]  ? __lock_acquire+0x7ec/0x4ec0
[  292.663710] (U) 
[  292.667953]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.669986] 0*8kB 0*16kB 
[  292.675091]  ? __lock_acquire+0x7ec/0x4ec0
[  292.677222] 1*32kB (U) 
[  292.681460]  ? should_fail+0x22d/0xd01
[  292.683415] 2*64kB 
[  292.688513]  ? mark_held_locks+0x130/0x130
[  292.691239] (U) 1*128kB 
[  292.695474]  ? mark_held_locks+0x130/0x130
[  292.698036] (U) 
[  292.701921]  ? graph_lock+0x170/0x170
[  292.704130] 1*256kB 
[  292.708775]  ? print_usage_bug+0xc0/0xc0
[  292.711420] (U) 
[  292.715649]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  292.717596] 0*512kB 1*1024kB 
[  292.721424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.723741] (U) 
[  292.727806]  ? check_preemption_disabled+0x48/0x200
[  292.729754] 1*2048kB 
[  292.735016]  ? check_preemption_disabled+0x48/0x200
[  292.738092] (M) 
[  292.744092]  ? __lock_is_held+0xb5/0x140
[  292.746040] 3*4096kB 
[  292.751049]  __alloc_pages_nodemask+0xa80/0xde0
[  292.753427] (M) = 15908kB
[  292.758445]  ? graph_lock+0x170/0x170
[  292.760400] Node 0 
[  292.764961]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.767347] DMA32: 
[  292.772529]  ? graph_lock+0x170/0x170
[  292.772553]  ? find_held_lock+0x36/0x1c0
[  292.775283] 3*4kB 
[  292.779078]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.781282] (UM) 
[  292.786286]  ? lock_downgrade+0x900/0x900
[  292.788507] 0*8kB 3*16kB 
[  292.792326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.796356] (M) 
[  292.798504]  cache_grow_begin+0x91/0x8c0
[  292.803144] 2*32kB 
[  292.805647]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.809766] (UM) 
[  292.812521]  fallback_alloc+0x203/0x2e0
[  292.818028] 3*64kB 
[  292.820006]  ____cache_alloc_node+0x1c7/0x1e0
[  292.824036] (UM) 
[  292.826760]  kmem_cache_alloc_node+0xe3/0x730
[  292.831149] 3*128kB (M) 
[  292.833229]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.837174] 2*256kB (M) 
[  292.839419]  __alloc_skb+0x119/0x770
[  292.843876] 3*512kB (M) 
[  292.845944]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.850420] 4*1024kB (UM) 
[  292.853090]  ? skb_scrub_packet+0x490/0x490
[  292.857300] 1*2048kB 
[  292.859965]  ? lock_downgrade+0x900/0x900
[  292.863671] (M) 
[  292.866775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.872023] 4*4096kB 
[  292.874875]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.879177] (M) 
[  292.881583]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.885704] = 25276kB
[  292.887701]  ? addrconf_rs_timer+0x6f0/0x6f0
[  292.893222] Node 0 
[  292.896140]  ndisc_alloc_skb+0x144/0x340
[  292.901553] Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  292.901621] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  292.901627] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  292.901630] 407 total pagecache pages
[  292.901664] 0 pages in swap cache
[  292.901669] Swap cache stats: add 0, delete 0, find 0/0
[  292.901672] Free swap  = 0kB
[  292.901674] Total swap = 0kB
[  292.901678] 1965979 pages RAM
[  292.901681] 0 pages HighMem/MovableOnly
[  292.901684] 342744 pages reserved
[  292.901686] 0 pages cma reserved
[  292.901777] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.901824] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.901828] syz-fuzzer cpuset=/ mems_allowed=0
[  293.015765]  ndisc_send_rs+0x331/0x6e0
[  293.019668]  addrconf_rs_timer+0x3c0/0x6f0
[  293.024350]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.028618]  call_timer_fn+0x272/0x920
[  293.033003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.037244]  ? process_timeout+0x40/0x40
[  293.041308]  ? find_held_lock+0x36/0x1c0
[  293.045382]  ? __run_timers+0x7da/0xc70
[  293.049782]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.054282]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.058778]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.063525]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  293.068112]  ? trace_hardirqs_on+0xbd/0x310
[  293.072436]  ? kasan_check_read+0x11/0x20
[  293.076588]  ? __run_timers+0x7da/0xc70
[  293.081072]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.087017]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.091755]  __run_timers+0x7e5/0xc70
[  293.095573]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  293.100940]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.105960]  ? graph_lock+0x170/0x170
[  293.109770]  ? enqueue_hrtimer+0x1a5/0x560
[  293.114004]  ? lock_release+0x970/0x970
[  293.117981]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  293.124135]  ? find_held_lock+0x36/0x1c0
[  293.128206]  ? graph_lock+0x170/0x170
[  293.132009]  ? pvclock_read_flags+0x160/0x160
[  293.136520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.142060]  ? check_preemption_disabled+0x48/0x200
[  293.147098]  ? __lock_is_held+0xb5/0x140
[  293.151164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.157210]  ? check_preemption_disabled+0x48/0x200
[  293.162238]  run_timer_softirq+0x52/0xb0
[  293.166324]  ? rcu_read_lock_sched_held+0x108/0x120
[  293.171341]  __do_softirq+0x30b/0xad8
[  293.175158]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  293.180267]  ? pvclock_read_flags+0x160/0x160
[  293.184770]  ? lapic_next_event+0x5a/0x90
[  293.189397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.194954]  ? check_preemption_disabled+0x48/0x200
[  293.199971]  ? check_preemption_disabled+0x48/0x200
[  293.204993]  ? kvm_clock_read+0x18/0x30
[  293.208969]  ? kvm_sched_clock_read+0x9/0x20
[  293.213382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.219415]  ? check_preemption_disabled+0x48/0x200
[  293.224450]  irq_exit+0x17f/0x1c0
[  293.229959]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.236785]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.242674]  ? interrupt_entry+0xb5/0xf0
[  293.246753]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.252263]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.257285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.262128]  ? trace_hardirqs_off+0x300/0x300
[  293.266621]  ? trace_hardirqs_off+0x300/0x300
[  293.271120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.277167]  ? check_preemption_disabled+0x48/0x200
[  293.282189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.287751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.292612]  apic_timer_interrupt+0xf/0x20
[  293.296843]  </IRQ>
[  293.299085] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  293.304027] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  293.323861] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  293.331581] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  293.338857] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  293.346608] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  293.354377] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  293.361653] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  293.368979]  skb_clone+0x1bb/0x500
[  293.372525]  ? finish_task_switch+0x2f5/0x900
[  293.377527]  ? skb_split+0x11e0/0x11e0
[  293.381419]  ? preempt_notifier_register+0x200/0x200
[  293.387011]  ? __switch_to_asm+0x34/0x70
[  293.391071]  ? __switch_to_asm+0x34/0x70
[  293.395130]  ? __switch_to_asm+0x40/0x70
[  293.399191]  ? __switch_to_asm+0x34/0x70
[  293.403255]  ? __switch_to_asm+0x40/0x70
[  293.407320]  ? __switch_to_asm+0x34/0x70
[  293.411819]  ? __switch_to_asm+0x40/0x70
[  293.416347]  ? __switch_to_asm+0x34/0x70
[  293.420414]  ? __switch_to_asm+0x34/0x70
[  293.424476]  ? __switch_to_asm+0x40/0x70
[  293.428535]  ? __switch_to_asm+0x34/0x70
[  293.432607]  bpf_clone_redirect+0xb9/0x490
[  293.436843]  ? __schedule+0x874/0x1ed0
[  293.441656]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  293.446678]  ? __sched_text_start+0x8/0x8
[  293.450831]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.455609]  ? find_held_lock+0x36/0x1c0
[  293.459680]  ? lock_acquire+0x1ed/0x520
[  293.463653]  ? bpf_test_run+0x32e/0x5a0
[  293.467630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.473169]  ? check_preemption_disabled+0x48/0x200
[  293.478705]  ? kasan_check_read+0x11/0x20
[  293.482872]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.488151]  ? rcu_bh_qs+0xc0/0xc0
[  293.491695]  ? preempt_schedule+0x4d/0x60
[  293.495861]  ? ___preempt_schedule+0x16/0x18
[  293.500278]  ? bpf_test_run+0x1c0/0x5a0
[  293.504759]  ? netlink_diag_dump+0x2a0/0x2a0
[  293.509179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.515214]  ? bpf_test_init.isra.9+0x70/0x100
[  293.519806]  ? bpf_prog_test_run_skb+0x634/0xb40
[  293.524571]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  293.529415]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  293.535433]  ? fput+0x130/0x1a0
[  293.538716]  ? __bpf_prog_get+0x9b/0x290
[  293.543255]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  293.548102]  ? bpf_prog_test_run+0x130/0x1a0
[  293.552531]  ? __x64_sys_bpf+0x3d8/0x510
[  293.556601]  ? bpf_prog_get+0x20/0x20
[  293.560426]  ? do_syscall_64+0x1b9/0x820
[  293.564493]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  293.570353]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.575773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.580621]  ? trace_hardirqs_off+0x300/0x300
[  293.585130]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  293.590150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.595700]  ? prepare_exit_to_usermode+0x291/0x3b0
[  293.600756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.606093]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.611495] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  293.611564] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  293.618429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.618434] Call Trace:
[  293.618441]  <IRQ>
[  293.618456]  dump_stack+0x1c4/0x2b4
[  293.618478]  ? dump_stack_print_info.cold.2+0x52/0x52
[  293.630162] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  293.639426]  warn_alloc.cold.118+0xb7/0x1bd
[  293.642469] syz-executor3 cpuset=
[  293.644613]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.648212] syz3
[  293.653401]  ? lock_downgrade+0x900/0x900
[  293.664341]  mems_allowed=0
[  293.668655]  ? trace_hardirqs_off+0xb8/0x300
[  293.690335]  ? trace_hardirqs_off+0xb8/0x300
[  293.694768]  __alloc_pages_slowpath+0x2667/0x2d80
[  293.699647]  ? warn_alloc+0x120/0x120
[  293.703466]  ? warn_alloc+0x120/0x120
[  293.707271]  ? print_usage_bug+0xc0/0xc0
[  293.711332]  ? warn_alloc+0x120/0x120
[  293.715133]  ? lock_release+0x970/0x970
[  293.719107]  ? print_usage_bug+0xc0/0xc0
[  293.723170]  ? __lock_acquire+0x7ec/0x4ec0
[  293.727404]  ? __lock_acquire+0x7ec/0x4ec0
[  293.731643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.737188]  ? should_fail+0x22d/0xd01
[  293.741081]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.746214]  ? __lock_acquire+0x7ec/0x4ec0
[  293.750460]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.755566]  ? __lock_acquire+0x7ec/0x4ec0
[  293.759812]  ? should_fail+0x22d/0xd01
[  293.763734]  ? mark_held_locks+0x130/0x130
[  293.767976]  ? mark_held_locks+0x130/0x130
[  293.772213]  ? kvm_clock_read+0x18/0x30
[  293.776209]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  293.781246]  ? ktime_get+0x2e1/0x440
[  293.784963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.790501]  ? graph_lock+0x170/0x170
[  293.794299]  ? print_usage_bug+0xc0/0xc0
[  293.798376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.803916]  ? check_preemption_disabled+0x48/0x200
[  293.808936]  ? check_preemption_disabled+0x48/0x200
[  293.813966]  ? __lock_is_held+0xb5/0x140
[  293.818033]  __alloc_pages_nodemask+0xa80/0xde0
[  293.822705]  ? graph_lock+0x170/0x170
[  293.826518]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.831529]  ? graph_lock+0x170/0x170
[  293.835343]  ? find_held_lock+0x36/0x1c0
[  293.839417]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.844090]  ? lock_downgrade+0x900/0x900
[  293.848279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.853826]  cache_grow_begin+0x91/0x8c0
[  293.857888]  ? do_raw_spin_unlock+0xa7/0x2f0
[  293.862307]  fallback_alloc+0x203/0x2e0
[  293.866289]  ____cache_alloc_node+0x1c7/0x1e0
[  293.870793]  kmem_cache_alloc_node+0xe3/0x730
[  293.875320]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.879564]  __alloc_skb+0x119/0x770
[  293.883393]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.888685]  ? skb_scrub_packet+0x490/0x490
[  293.892997]  ? lock_downgrade+0x900/0x900
[  293.897159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.902701]  ? refcount_sub_and_test_checked+0x203/0x310
[  293.908162]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  293.913615]  ? addrconf_rs_timer+0x6f0/0x6f0
[  293.918039]  ndisc_alloc_skb+0x144/0x340
[  293.922111]  ndisc_send_rs+0x331/0x6e0
[  293.926009]  addrconf_rs_timer+0x3c0/0x6f0
[  293.930260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.934512]  call_timer_fn+0x272/0x920
[  293.938411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.942651]  ? process_timeout+0x40/0x40
[  293.946726]  ? find_held_lock+0x36/0x1c0
[  293.950826]  ? mark_held_locks+0xc7/0x130
[  293.954976]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.959475]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.963976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.968215]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  293.972819]  ? trace_hardirqs_on+0xbd/0x310
[  293.977143]  ? kasan_check_read+0x11/0x20
[  293.981291]  ? __run_timers+0x7da/0xc70
[  293.985288]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.990752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.995011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.999256]  __run_timers+0x7e5/0xc70
[  294.003074]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  294.008443]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.013464]  ? graph_lock+0x170/0x170
[  294.017269]  ? print_usage_bug+0xc0/0xc0
[  294.021327]  ? lock_release+0x970/0x970
[  294.025302]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  294.030508]  ? find_held_lock+0x36/0x1c0
[  294.034594]  ? graph_lock+0x170/0x170
[  294.038401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.043941]  ? check_preemption_disabled+0x48/0x200
[  294.048971]  ? __lock_is_held+0xb5/0x140
[  294.053032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.058578]  ? check_preemption_disabled+0x48/0x200
[  294.063612]  run_timer_softirq+0x52/0xb0
[  294.067668]  ? rcu_read_lock_sched_held+0x108/0x120
[  294.072733]  __do_softirq+0x30b/0xad8
[  294.076603]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  294.081731]  ? pvclock_read_flags+0x160/0x160
[  294.086260]  ? lapic_next_event+0x5a/0x90
[  294.090405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.095945]  ? check_preemption_disabled+0x48/0x200
[  294.100963]  ? check_preemption_disabled+0x48/0x200
[  294.105988]  ? kvm_clock_read+0x18/0x30
[  294.109965]  ? kvm_sched_clock_read+0x9/0x20
[  294.114389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.119938]  ? check_preemption_disabled+0x48/0x200
[  294.124970]  irq_exit+0x17f/0x1c0
[  294.128605]  smp_apic_timer_interrupt+0x1cb/0x760
[  294.133464]  ? smp_reschedule_interrupt+0x109/0x650
[  294.138492]  ? smp_call_function_single_interrupt+0x650/0x650
[  294.144375]  ? interrupt_entry+0xb5/0xf0
[  294.148421]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.153438]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.158457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.163300]  ? trace_hardirqs_off+0x300/0x300
[  294.167806]  ? trace_hardirqs_off+0x300/0x300
[  294.172301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.177843]  ? check_preemption_disabled+0x48/0x200
[  294.182860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.188435]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.193290]  apic_timer_interrupt+0xf/0x20
[  294.197520]  </IRQ>
[  294.199790] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  294.204999] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  294.224383] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  294.232086] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  294.239357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  294.246624] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  294.253899] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  294.261164] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  294.268469]  retint_kernel+0x1b/0x2d
[  294.272186] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  294.277454] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  294.296355] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  294.304067] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  294.311337] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  294.318617] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  294.325884] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  294.333160] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  294.340446]  ? arch_local_irq_restore+0x45/0x52
[  294.345134]  dump_stack+0x26a/0x2b4
[  294.348769]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.353965]  ? mark_held_locks+0x130/0x130
[  294.358200]  ? mark_held_locks+0x130/0x130
[  294.362458]  dump_header+0x27b/0xf72
[  294.366185]  ? pagefault_out_of_memory+0x197/0x197
[  294.371123]  ? mark_held_locks+0x130/0x130
[  294.375357]  ? __lock_acquire+0x7ec/0x4ec0
[  294.379596]  ? mem_cgroup_charge_statistics+0x780/0x780
[  294.384959]  ? print_usage_bug+0xc0/0xc0
[  294.389018]  ? print_usage_bug+0xc0/0xc0
[  294.393084]  ? graph_lock+0x170/0x170
[  294.396880]  ? graph_lock+0x170/0x170
[  294.400684]  ? print_usage_bug+0xc0/0xc0
[  294.404761]  ? print_usage_bug+0xc0/0xc0
[  294.408864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.414417]  ? find_held_lock+0x36/0x1c0
[  294.418484]  ? mark_held_locks+0xc7/0x130
[  294.422637]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.427755]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.432859]  ? lockdep_hardirqs_on+0x421/0x5c0
[  294.437437]  ? trace_hardirqs_on+0xbd/0x310
[  294.441772]  ? kasan_check_read+0x11/0x20
[  294.445930]  ? ___ratelimit+0x36f/0x655
[  294.449904]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.455353]  ? trace_hardirqs_on+0x310/0x310
[  294.459764]  ? lock_downgrade+0x900/0x900
[  294.463920]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.469043]  ? ___ratelimit+0xaa/0x655
[  294.472934]  ? idr_get_free+0xec0/0xec0
[  294.476928]  ? kasan_check_write+0x14/0x20
[  294.481165]  ? do_raw_spin_lock+0xc1/0x200
[  294.485412]  oom_kill_process.cold.27+0x10/0x903
[  294.490207]  ? graph_lock+0x170/0x170
[  294.494011]  ? _raw_spin_unlock+0x2c/0x50
[  294.498159]  ? oom_badness+0xe6/0xaa0
[  294.501972]  ? oom_evaluate_task+0x540/0x540
[  294.506418]  ? find_held_lock+0x36/0x1c0
[  294.510485]  ? out_of_memory+0x974/0x14c0
[  294.514644]  ? lock_downgrade+0x900/0x900
[  294.518795]  ? check_preemption_disabled+0x48/0x200
[  294.523822]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.529613]  ? kasan_check_read+0x11/0x20
[  294.533765]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.539046]  ? rcu_bh_qs+0xc0/0xc0
[  294.542593]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.547637]  ? oom_evaluate_task+0x302/0x540
[  294.552051]  out_of_memory+0xa86/0x14c0
[  294.556038]  ? oom_killer_disable+0x3a0/0x3a0
[  294.560539]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  294.565477]  ? __mutex_add_waiter+0x2a0/0x2a0
[  294.569989]  __alloc_pages_slowpath+0x2318/0x2d80
[  294.574867]  ? warn_alloc+0x120/0x120
[  294.578667]  ? __radix_tree_lookup+0x4c0/0x4c0
[  294.583267]  ? find_get_entry+0x2f2/0xc40
[  294.587425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.592967]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  294.597902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.603442]  ? should_fail+0x22d/0xd01
[  294.607335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.612449]  ? __lock_is_held+0xb5/0x140
[  294.616537]  ? __lock_is_held+0xb5/0x140
[  294.620609]  ? find_held_lock+0x36/0x1c0
[  294.624677]  ? ___might_sleep+0x1ed/0x300
[  294.628826]  ? lock_release+0x970/0x970
[  294.632805]  ? arch_local_save_flags+0x40/0x40
[  294.637399]  ? __might_sleep+0x95/0x190
[  294.641418]  __alloc_pages_nodemask+0xa80/0xde0
[  294.646098]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.651121]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.656920]  ? kasan_check_read+0x11/0x20
[  294.661074]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.666346]  ? graph_lock+0x170/0x170
[  294.670139]  ? print_usage_bug+0xc0/0xc0
[  294.674204]  ? graph_lock+0x170/0x170
[  294.678008]  ? graph_lock+0x170/0x170
[  294.681829]  ? __do_page_cache_readahead+0x7ce/0x980
[  294.686937]  ? find_held_lock+0x36/0x1c0
[  294.691010]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  294.696553]  alloc_pages_current+0x10c/0x210
[  294.700967]  ? lock_downgrade+0x900/0x900
[  294.705124]  __page_cache_alloc+0x38f/0x5b0
[  294.709445]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.715251]  ? kasan_check_read+0x11/0x20
[  294.719402]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.724685]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  294.729355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.734906]  ? check_preemption_disabled+0x48/0x200
[  294.739932]  filemap_fault+0x1594/0x25f0
[  294.744012]  ? __lock_page_or_retry+0xa00/0xa00
[  294.748682]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.754480]  ? kasan_check_read+0x11/0x20
[  294.758621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.763891]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.768996]  ? rcu_bh_qs+0xc0/0xc0
[  294.772541]  ? trace_hardirqs_on+0xbd/0x310
[  294.776868]  ? kasan_check_read+0x11/0x20
[  294.781015]  ? __free_object+0x173/0x340
[  294.785090]  ? filemap_map_pages+0xdea/0x1980
[  294.789591]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.794693]  ? __free_object+0x173/0x340
[  294.798767]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  294.804043]  ? debug_object_free+0x325/0x690
[  294.808454]  ? find_get_pages_range_tag+0x1320/0x1320
[  294.813651]  ? graph_lock+0x170/0x170
[  294.817460]  ? kasan_check_read+0x11/0x20
[  294.821613]  ? debug_object_destroy+0x2b0/0x2b0
[  294.826294]  ? lock_acquire+0x1ed/0x520
[  294.830269]  ? ext4_filemap_fault+0x7a/0xad
[  294.834595]  ? lock_release+0x970/0x970
[  294.838570]  ? arch_local_save_flags+0x40/0x40
[  294.843158]  ? futex_wait_setup+0x3e0/0x3e0
[  294.847494]  ? down_read+0xb0/0x1d0
[  294.851121]  ? ext4_filemap_fault+0x7a/0xad
[  294.855457]  ? __down_interruptible+0x700/0x700
[  294.860147]  ext4_filemap_fault+0x82/0xad
[  294.864305]  __do_fault+0x100/0x6b0
[  294.867937]  ? print_bad_pte+0x6c0/0x6c0
[  294.872002]  ? do_futex+0x249/0x26d0
[  294.875727]  ? finish_task_switch+0x1f5/0x900
[  294.880253]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.884762]  ? pmd_val+0x88/0x100
[  294.888220]  ? add_mm_counter_fast+0xd0/0xd0
[  294.892630]  ? pmd_val+0x88/0x100
[  294.896097]  ? add_mm_counter_fast+0xd0/0xd0
[  294.900514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.906073]  __handle_mm_fault+0x3709/0x53e0
[  294.910478]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  294.915314]  ? graph_lock+0x170/0x170
[  294.919117]  ? print_usage_bug+0xc0/0xc0
[  294.923179]  ? __switch_to_asm+0x34/0x70
[  294.927246]  ? graph_lock+0x170/0x170
[  294.931044]  ? graph_lock+0x170/0x170
[  294.934862]  ? handle_mm_fault+0x42a/0xc70
[  294.939107]  ? lock_downgrade+0x900/0x900
[  294.943262]  ? check_preemption_disabled+0x48/0x200
[  294.948662]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.954463]  ? kasan_check_read+0x11/0x20
[  294.958615]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.963896]  ? rcu_bh_qs+0xc0/0xc0
[  294.967440]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.972895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.978435]  ? check_preemption_disabled+0x48/0x200
[  294.983461]  handle_mm_fault+0x54f/0xc70
[  294.987531]  ? __handle_mm_fault+0x53e0/0x53e0
[  294.992132]  ? find_vma+0x34/0x190
[  294.995682]  __do_page_fault+0x67d/0xed0
[  294.999762]  ? mm_fault_error+0x380/0x380
[  295.003914]  ? trace_hardirqs_off+0xb8/0x300
[  295.008320]  ? trace_hardirqs_on+0x310/0x310
[  295.012741]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  295.018110]  ? trace_hardirqs_on+0x310/0x310
[  295.022526]  do_page_fault+0xf2/0x7e0
[  295.026348]  ? vmalloc_sync_all+0x30/0x30
[  295.030498]  ? error_entry+0x70/0xd0
[  295.034216]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.039242]  ? trace_hardirqs_on_caller+0xc0/0x300
[  295.044173]  ? syscall_return_slowpath+0x5e0/0x5e0
[  295.049107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.053953]  ? trace_hardirqs_off+0x300/0x300
[  295.058449]  ? trace_hardirqs_off_caller+0x300/0x300
[  295.063559]  ? prepare_exit_to_usermode+0x291/0x3b0
[  295.068579]  ? page_fault+0x8/0x30
[  295.072127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.076974]  ? page_fault+0x8/0x30
[  295.080715]  page_fault+0x1e/0x30
[  295.084177] RIP: 0033:0x45ddf3
[  295.087370] Code: Bad RIP value.
[  295.090738] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  295.096103] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  295.103368] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  295.110637] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  295.117906] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  295.125174] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  295.132475] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  295.132480] warn_alloc_show_mem: 1 callbacks suppressed
[  295.132488] Mem-Info:
[  295.140220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  295.140229] Call Trace:
[  295.145635] active_anon:44712 inactive_anon:372 isolated_anon:0
[  295.145635]  active_file:15 inactive_file:12 isolated_file:0
[  295.145635]  unevictable:0 dirty:0 writeback:0 unstable:0
[  295.145635]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  295.145635]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  295.145635]  free:13792 free_pcp:444 free_cma:0
[  295.148007]  <IRQ>
[  295.157372] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  295.159957]  dump_stack+0x1c4/0x2b4
[  295.192758] Node 0 
[  295.194916]  ? dump_stack_print_info.cold.2+0x52/0x52
[  295.222495] 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
[  295.226106]  warn_alloc.cold.118+0xb7/0x1bd
[  295.228298] lowmem_reserve[]: 0
[  295.233493]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  295.258994]  2817 6321 6321
[  295.259006] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  295.259029] lowmem_reserve[]: 0 0 3503 3503
[  295.259042] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  295.259062] lowmem_reserve[]: 0 0 0 0
[  295.259088] 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
[  295.259145] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  295.259217] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  295.259291] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  295.259297] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  295.259300] 407 total pagecache pages
[  295.259311] 0 pages in swap cache
[  295.259316] Swap cache stats: add 0, delete 0, find 0/0
[  295.259319] Free swap  = 0kB
[  295.259321] Total swap = 0kB
[  295.259325] 1965979 pages RAM
[  295.259328] 0 pages HighMem/MovableOnly
[  295.259330] 342744 pages reserved
[  295.259333] 0 pages cma reserved
[  295.259400] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  295.259447] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  295.259451] syz-fuzzer cpuset=/ mems_allowed=0
[  295.461444]  ? lock_downgrade+0x900/0x900
[  295.466086]  ? trace_hardirqs_off+0xb8/0x300
[  295.470510]  ? trace_hardirqs_off+0xb8/0x300
[  295.474933]  __alloc_pages_slowpath+0x2667/0x2d80
[  295.479823]  ? warn_alloc+0x120/0x120
[  295.483633]  ? trace_hardirqs_on+0x310/0x310
[  295.488497]  ? warn_alloc+0x120/0x120
[  295.492787]  ? print_usage_bug+0xc0/0xc0
[  295.496852]  ? warn_alloc+0x120/0x120
[  295.500655]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  295.505673]  ? print_usage_bug+0xc0/0xc0
[  295.509751]  ? __lock_acquire+0x7ec/0x4ec0
[  295.513989]  ? __lock_acquire+0x7ec/0x4ec0
[  295.518228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.526753]  ? should_fail+0x22d/0xd01
[  295.534083]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.539189]  ? __lock_acquire+0x7ec/0x4ec0
[  295.543430]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.548528]  ? __lock_acquire+0x7ec/0x4ec0
[  295.552782]  ? should_fail+0x22d/0xd01
[  295.557120]  ? print_usage_bug+0xc0/0xc0
[  295.561661]  ? mark_held_locks+0x130/0x130
[  295.565904]  ? mark_held_locks+0x130/0x130
[  295.570148]  ? graph_lock+0x170/0x170
[  295.573950]  ? print_usage_bug+0xc0/0xc0
[  295.578014]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.583289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.588845]  ? check_preemption_disabled+0x48/0x200
[  295.594293]  ? check_preemption_disabled+0x48/0x200
[  295.599323]  ? __lock_is_held+0xb5/0x140
[  295.603393]  __alloc_pages_nodemask+0xa80/0xde0
[  295.608066]  ? graph_lock+0x170/0x170
[  295.611874]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.617384]  ? graph_lock+0x170/0x170
[  295.621199]  ? find_held_lock+0x36/0x1c0
[  295.625271]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.629950]  ? lock_downgrade+0x900/0x900
[  295.634107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.639653]  cache_grow_begin+0x91/0x8c0
[  295.643718]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.648150]  fallback_alloc+0x203/0x2e0
[  295.652134]  ____cache_alloc_node+0x1c7/0x1e0
[  295.657138]  kmem_cache_alloc_node+0xe3/0x730
[  295.661667]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.665916]  __alloc_skb+0x119/0x770
[  295.669629]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.674910]  ? skb_scrub_packet+0x490/0x490
[  295.679235]  ? lock_downgrade+0x900/0x900
[  295.683877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.689415]  ? refcount_sub_and_test_checked+0x203/0x310
[  295.695344]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  295.700795]  ? addrconf_rs_timer+0x6f0/0x6f0
[  295.705216]  ndisc_alloc_skb+0x144/0x340
[  295.709285]  ndisc_send_rs+0x331/0x6e0
[  295.713653]  addrconf_rs_timer+0x3c0/0x6f0
[  295.717897]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.722144]  call_timer_fn+0x272/0x920
[  295.726040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.730281]  ? process_timeout+0x40/0x40
[  295.734342]  ? find_held_lock+0x36/0x1c0
[  295.738412]  ? __run_timers+0x7da/0xc70
[  295.742392]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.747335]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.752336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.756572]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  295.761159]  ? trace_hardirqs_on+0xbd/0x310
[  295.765484]  ? kasan_check_read+0x11/0x20
[  295.769633]  ? __run_timers+0x7da/0xc70
[  295.774082]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.779538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.784225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.788459]  __run_timers+0x7e5/0xc70
[  295.792276]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  295.797640]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.802657]  ? graph_lock+0x170/0x170
[  295.806463]  ? enqueue_hrtimer+0x1a5/0x560
[  295.811201]  ? lock_release+0x970/0x970
[  295.815178]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.820375]  ? find_held_lock+0x36/0x1c0
[  295.824440]  ? graph_lock+0x170/0x170
[  295.828241]  ? pvclock_read_flags+0x160/0x160
[  295.832748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.838749]  ? check_preemption_disabled+0x48/0x200
[  295.843784]  ? __lock_is_held+0xb5/0x140
[  295.848294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.853832]  ? check_preemption_disabled+0x48/0x200
[  295.858858]  run_timer_softirq+0x52/0xb0
[  295.862923]  ? rcu_read_lock_sched_held+0x108/0x120
[  295.867941]  __do_softirq+0x30b/0xad8
[  295.872263]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  295.877373]  ? pvclock_read_flags+0x160/0x160
[  295.882302]  ? lapic_next_event+0x5a/0x90
[  295.886451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.891991]  ? check_preemption_disabled+0x48/0x200
[  295.897009]  ? check_preemption_disabled+0x48/0x200
[  295.902482]  ? kvm_clock_read+0x18/0x30
[  295.906955]  ? kvm_sched_clock_read+0x9/0x20
[  295.911872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.918046]  ? check_preemption_disabled+0x48/0x200
[  295.928055]  irq_exit+0x17f/0x1c0
[  295.931998]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.938914]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.947424]  ? interrupt_entry+0xb5/0xf0
[  295.951489]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.956505]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.961528]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.966372]  ? trace_hardirqs_off+0x300/0x300
[  295.971296]  ? trace_hardirqs_off+0x300/0x300
[  295.975792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.981815]  ? check_preemption_disabled+0x48/0x200
[  295.986829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.992376]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.997705]  apic_timer_interrupt+0xf/0x20
[  296.001947]  </IRQ>
[  296.004189] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  296.009118] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  296.028488] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  296.036680] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  296.043947] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  296.051220] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  296.058493] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  296.065770] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  296.073555]  skb_clone+0x1bb/0x500
[  296.077096]  ? finish_task_switch+0x2f5/0x900
[  296.081603]  ? skb_split+0x11e0/0x11e0
[  296.085493]  ? preempt_notifier_register+0x200/0x200
[  296.090594]  ? __switch_to_asm+0x34/0x70
[  296.094652]  ? __switch_to_asm+0x34/0x70
[  296.099169]  ? __switch_to_asm+0x40/0x70
[  296.103228]  ? __switch_to_asm+0x34/0x70
[  296.107747]  ? __switch_to_asm+0x40/0x70
[  296.111810]  ? __switch_to_asm+0x34/0x70
[  296.115872]  ? __switch_to_asm+0x40/0x70
[  296.119930]  ? __switch_to_asm+0x34/0x70
[  296.123989]  ? __switch_to_asm+0x34/0x70
[  296.128508]  ? __switch_to_asm+0x40/0x70
[  296.132565]  ? __switch_to_asm+0x34/0x70
[  296.137138]  bpf_clone_redirect+0xb9/0x490
[  296.141376]  ? __schedule+0x874/0x1ed0
[  296.145272]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  296.150296]  ? __sched_text_start+0x8/0x8
[  296.154443]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.159226]  ? find_held_lock+0x36/0x1c0
[  296.163758]  ? lock_acquire+0x1ed/0x520
[  296.168213]  ? bpf_test_run+0x32e/0x5a0
[  296.172189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.177744]  ? check_preemption_disabled+0x48/0x200
[  296.184046]  ? kasan_check_read+0x11/0x20
[  296.191868]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.197647]  ? rcu_bh_qs+0xc0/0xc0
[  296.201652]  ? preempt_schedule+0x4d/0x60
[  296.205800]  ? ___preempt_schedule+0x16/0x18
[  296.210393]  ? bpf_test_run+0x1c0/0x5a0
[  296.214381]  ? netlink_diag_dump+0x2a0/0x2a0
[  296.218792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.224329]  ? bpf_test_init.isra.9+0x70/0x100
[  296.229806]  ? bpf_prog_test_run_skb+0x634/0xb40
[  296.234571]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  296.239415]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.244950]  ? fput+0x130/0x1a0
[  296.248233]  ? __bpf_prog_get+0x9b/0x290
[  296.252299]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  296.257141]  ? bpf_prog_test_run+0x130/0x1a0
[  296.262054]  ? __x64_sys_bpf+0x3d8/0x510
[  296.266117]  ? bpf_prog_get+0x20/0x20
[  296.269942]  ? do_syscall_64+0x1b9/0x820
[  296.274001]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  296.279367]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.284296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.289138]  ? trace_hardirqs_off+0x300/0x300
[  296.294130]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  296.299151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.304687]  ? prepare_exit_to_usermode+0x291/0x3b0
[  296.309713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.314578]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.319964] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  296.320035] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.326897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.326906] Call Trace:
[  296.333501] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.342738]  <IRQ>
[  296.342755]  dump_stack+0x1c4/0x2b4
[  296.345317] syz-executor3 cpuset=
[  296.355794]  ? dump_stack_print_info.cold.2+0x52/0x52
[  296.358385] syz3
[  296.362013]  warn_alloc.cold.118+0xb7/0x1bd
[  296.365433]  mems_allowed=0
[  296.370613]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.384627]  ? lock_downgrade+0x900/0x900
[  296.388793]  ? trace_hardirqs_off+0xb8/0x300
[  296.393210]  ? trace_hardirqs_off+0xb8/0x300
[  296.397641]  __alloc_pages_slowpath+0x2667/0x2d80
[  296.402510]  ? warn_alloc+0x120/0x120
[  296.406316]  ? warn_alloc+0x120/0x120
[  296.410117]  ? print_usage_bug+0xc0/0xc0
[  296.414178]  ? warn_alloc+0x120/0x120
[  296.417977]  ? lock_release+0x970/0x970
[  296.421955]  ? print_usage_bug+0xc0/0xc0
[  296.426020]  ? __lock_acquire+0x7ec/0x4ec0
[  296.430259]  ? __lock_acquire+0x7ec/0x4ec0
[  296.434496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.440035]  ? should_fail+0x22d/0xd01
[  296.443928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.449033]  ? __lock_acquire+0x7ec/0x4ec0
[  296.453279]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.458379]  ? __lock_acquire+0x7ec/0x4ec0
[  296.462615]  ? should_fail+0x22d/0xd01
[  296.466514]  ? mark_held_locks+0x130/0x130
[  296.470762]  ? mark_held_locks+0x130/0x130
[  296.475001]  ? kvm_clock_read+0x18/0x30
[  296.478977]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  296.484002]  ? ktime_get+0x2e1/0x440
[  296.487705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.493256]  ? graph_lock+0x170/0x170
[  296.497058]  ? print_usage_bug+0xc0/0xc0
[  296.501123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.506665]  ? check_preemption_disabled+0x48/0x200
[  296.511674]  ? check_preemption_disabled+0x48/0x200
[  296.516699]  ? __lock_is_held+0xb5/0x140
[  296.520779]  __alloc_pages_nodemask+0xa80/0xde0
[  296.525447]  ? graph_lock+0x170/0x170
[  296.529259]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  296.534270]  ? graph_lock+0x170/0x170
[  296.538084]  ? find_held_lock+0x36/0x1c0
[  296.542158]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.546831]  ? lock_downgrade+0x900/0x900
[  296.550989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.556536]  cache_grow_begin+0x91/0x8c0
[  296.560598]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.565018]  fallback_alloc+0x203/0x2e0
[  296.569003]  ____cache_alloc_node+0x1c7/0x1e0
[  296.573506]  kmem_cache_alloc_node+0xe3/0x730
[  296.578006]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.582260]  __alloc_skb+0x119/0x770
[  296.585981]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.591269]  ? skb_scrub_packet+0x490/0x490
[  296.595590]  ? lock_downgrade+0x900/0x900
[  296.599752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.605291]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.610774]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.616230]  ? addrconf_rs_timer+0x6f0/0x6f0
[  296.620661]  ndisc_alloc_skb+0x144/0x340
[  296.624749]  ndisc_send_rs+0x331/0x6e0
[  296.628644]  addrconf_rs_timer+0x3c0/0x6f0
[  296.632887]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.637134]  call_timer_fn+0x272/0x920
[  296.641022]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.645264]  ? process_timeout+0x40/0x40
[  296.649329]  ? find_held_lock+0x36/0x1c0
[  296.653397]  ? mark_held_locks+0xc7/0x130
[  296.657552]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.662044]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.666541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.670774]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  296.675362]  ? trace_hardirqs_on+0xbd/0x310
[  296.679678]  ? kasan_check_read+0x11/0x20
[  296.683820]  ? __run_timers+0x7da/0xc70
[  296.687816]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.693277]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.697521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.701773]  __run_timers+0x7e5/0xc70
[  296.705590]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  296.710958]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.715976]  ? graph_lock+0x170/0x170
[  296.719786]  ? print_usage_bug+0xc0/0xc0
[  296.723848]  ? lock_release+0x970/0x970
[  296.727826]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.733025]  ? find_held_lock+0x36/0x1c0
[  296.737090]  ? graph_lock+0x170/0x170
[  296.740899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.746439]  ? check_preemption_disabled+0x48/0x200
[  296.751472]  ? __lock_is_held+0xb5/0x140
[  296.755536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.761073]  ? check_preemption_disabled+0x48/0x200
[  296.766099]  run_timer_softirq+0x52/0xb0
[  296.770161]  ? rcu_read_lock_sched_held+0x108/0x120
[  296.775191]  __do_softirq+0x30b/0xad8
[  296.779010]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  296.784124]  ? pvclock_read_flags+0x160/0x160
[  296.788622]  ? lapic_next_event+0x5a/0x90
[  296.792775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.798314]  ? check_preemption_disabled+0x48/0x200
[  296.803329]  ? check_preemption_disabled+0x48/0x200
[  296.808340]  ? kvm_clock_read+0x18/0x30
[  296.812305]  ? kvm_sched_clock_read+0x9/0x20
[  296.816718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.822263]  ? check_preemption_disabled+0x48/0x200
[  296.827290]  irq_exit+0x17f/0x1c0
[  296.830755]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.835604]  ? smp_reschedule_interrupt+0x109/0x650
[  296.840614]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.846492]  ? interrupt_entry+0xb5/0xf0
[  296.850555]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.855570]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.860587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.865431]  ? trace_hardirqs_off+0x300/0x300
[  296.869926]  ? trace_hardirqs_off+0x300/0x300
[  296.874421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.879962]  ? check_preemption_disabled+0x48/0x200
[  296.884979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.890523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.895380]  apic_timer_interrupt+0xf/0x20
[  296.899611]  </IRQ>
[  296.901855] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  296.907287] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  296.926179] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  296.933922] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  296.941189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  296.948456] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  296.955732] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  296.963003] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  296.970311]  retint_kernel+0x1b/0x2d
[  296.974027] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  296.979303] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  296.998204] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  297.005919] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  297.013186] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  297.020446] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  297.027712] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  297.034990] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  297.042284]  ? arch_local_irq_restore+0x45/0x52
[  297.046962]  dump_stack+0x26a/0x2b4
[  297.050596]  ? dump_stack_print_info.cold.2+0x52/0x52
[  297.055788]  ? mark_held_locks+0x130/0x130
[  297.060026]  ? mark_held_locks+0x130/0x130
[  297.064258]  dump_header+0x27b/0xf72
[  297.067986]  ? pagefault_out_of_memory+0x197/0x197
[  297.072926]  ? mark_held_locks+0x130/0x130
[  297.077163]  ? __lock_acquire+0x7ec/0x4ec0
[  297.081589]  ? mem_cgroup_charge_statistics+0x780/0x780
[  297.086956]  ? print_usage_bug+0xc0/0xc0
[  297.091016]  ? print_usage_bug+0xc0/0xc0
[  297.095089]  ? graph_lock+0x170/0x170
[  297.098889]  ? graph_lock+0x170/0x170
[  297.102689]  ? print_usage_bug+0xc0/0xc0
[  297.106753]  ? print_usage_bug+0xc0/0xc0
[  297.110826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.116366]  ? find_held_lock+0x36/0x1c0
[  297.120423]  ? mark_held_locks+0xc7/0x130
[  297.124566]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.129659]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.134755]  ? lockdep_hardirqs_on+0x421/0x5c0
[  297.139338]  ? trace_hardirqs_on+0xbd/0x310
[  297.143662]  ? kasan_check_read+0x11/0x20
[  297.147813]  ? ___ratelimit+0x36f/0x655
[  297.151792]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.157251]  ? trace_hardirqs_on+0x310/0x310
[  297.161652]  ? lock_downgrade+0x900/0x900
[  297.165820]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  297.170911]  ? ___ratelimit+0xaa/0x655
[  297.174795]  ? idr_get_free+0xec0/0xec0
[  297.178774]  ? kasan_check_write+0x14/0x20
[  297.183012]  ? do_raw_spin_lock+0xc1/0x200
[  297.187263]  oom_kill_process.cold.27+0x10/0x903
[  297.192051]  ? graph_lock+0x170/0x170
[  297.195849]  ? _raw_spin_unlock+0x2c/0x50
[  297.199998]  ? oom_badness+0xe6/0xaa0
[  297.203806]  ? oom_evaluate_task+0x540/0x540
[  297.208216]  ? find_held_lock+0x36/0x1c0
[  297.212288]  ? out_of_memory+0x974/0x14c0
[  297.216439]  ? lock_downgrade+0x900/0x900
[  297.220587]  ? check_preemption_disabled+0x48/0x200
[  297.225611]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.231410]  ? kasan_check_read+0x11/0x20
[  297.235561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.240842]  ? rcu_bh_qs+0xc0/0xc0
[  297.244386]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.249398]  ? oom_evaluate_task+0x302/0x540
[  297.253815]  out_of_memory+0xa86/0x14c0
[  297.257803]  ? oom_killer_disable+0x3a0/0x3a0
[  297.262300]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  297.267242]  ? __mutex_add_waiter+0x2a0/0x2a0
[  297.271781]  __alloc_pages_slowpath+0x2318/0x2d80
[  297.276659]  ? warn_alloc+0x120/0x120
[  297.280461]  ? __radix_tree_lookup+0x4c0/0x4c0
[  297.285060]  ? find_get_entry+0x2f2/0xc40
[  297.289221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.294769]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  297.299702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.305256]  ? should_fail+0x22d/0xd01
[  297.309151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.314262]  ? __lock_is_held+0xb5/0x140
[  297.318331]  ? __lock_is_held+0xb5/0x140
[  297.322393]  ? find_held_lock+0x36/0x1c0
[  297.326459]  ? ___might_sleep+0x1ed/0x300
[  297.330608]  ? lock_release+0x970/0x970
[  297.335086]  ? arch_local_save_flags+0x40/0x40
[  297.339679]  ? __might_sleep+0x95/0x190
[  297.343662]  __alloc_pages_nodemask+0xa80/0xde0
[  297.348338]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.353361]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.359162]  ? kasan_check_read+0x11/0x20
[  297.363310]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.368588]  ? graph_lock+0x170/0x170
[  297.372418]  ? print_usage_bug+0xc0/0xc0
[  297.376485]  ? graph_lock+0x170/0x170
[  297.380284]  ? graph_lock+0x170/0x170
[  297.384086]  ? __do_page_cache_readahead+0x7ce/0x980
[  297.389197]  ? find_held_lock+0x36/0x1c0
[  297.393269]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  297.398812]  alloc_pages_current+0x10c/0x210
[  297.403219]  ? lock_downgrade+0x900/0x900
[  297.407376]  __page_cache_alloc+0x38f/0x5b0
[  297.411700]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.417507]  ? kasan_check_read+0x11/0x20
[  297.421661]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.426954]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  297.431626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.437168]  ? check_preemption_disabled+0x48/0x200
[  297.442355]  filemap_fault+0x1594/0x25f0
[  297.446425]  ? __lock_page_or_retry+0xa00/0xa00
[  297.451096]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.456896]  ? kasan_check_read+0x11/0x20
[  297.461048]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.466328]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.471431]  ? rcu_bh_qs+0xc0/0xc0
[  297.474974]  ? trace_hardirqs_on+0xbd/0x310
[  297.479299]  ? kasan_check_read+0x11/0x20
[  297.483443]  ? __free_object+0x173/0x340
[  297.487517]  ? filemap_map_pages+0xdea/0x1980
[  297.492022]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  297.497128]  ? __free_object+0x173/0x340
[  297.501189]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  297.506461]  ? debug_object_free+0x325/0x690
[  297.510874]  ? find_get_pages_range_tag+0x1320/0x1320
[  297.516070]  ? graph_lock+0x170/0x170
[  297.519883]  ? kasan_check_read+0x11/0x20
[  297.524036]  ? debug_object_destroy+0x2b0/0x2b0
[  297.528717]  ? lock_acquire+0x1ed/0x520
[  297.532700]  ? ext4_filemap_fault+0x7a/0xad
[  297.537035]  ? lock_release+0x970/0x970
[  297.541015]  ? arch_local_save_flags+0x40/0x40
[  297.545611]  ? futex_wait_setup+0x3e0/0x3e0
[  297.549947]  ? down_read+0xb0/0x1d0
[  297.553562]  ? ext4_filemap_fault+0x7a/0xad
[  297.557866]  ? __down_interruptible+0x700/0x700
[  297.562545]  ext4_filemap_fault+0x82/0xad
[  297.566698]  __do_fault+0x100/0x6b0
[  297.570341]  ? print_bad_pte+0x6c0/0x6c0
[  297.574402]  ? do_futex+0x249/0x26d0
[  297.578118]  ? finish_task_switch+0x1f5/0x900
[  297.582619]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.587116]  ? pmd_val+0x88/0x100
[  297.590574]  ? add_mm_counter_fast+0xd0/0xd0
[  297.594983]  ? pmd_val+0x88/0x100
[  297.598441]  ? add_mm_counter_fast+0xd0/0xd0
[  297.602869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.608411]  __handle_mm_fault+0x3709/0x53e0
[  297.612837]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  297.617683]  ? graph_lock+0x170/0x170
[  297.621484]  ? print_usage_bug+0xc0/0xc0
[  297.625542]  ? __switch_to_asm+0x34/0x70
[  297.629604]  ? graph_lock+0x170/0x170
[  297.633405]  ? graph_lock+0x170/0x170
[  297.637229]  ? handle_mm_fault+0x42a/0xc70
[  297.641494]  ? lock_downgrade+0x900/0x900
[  297.645642]  ? check_preemption_disabled+0x48/0x200
[  297.650668]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.656464]  ? kasan_check_read+0x11/0x20
[  297.660616]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.665899]  ? rcu_bh_qs+0xc0/0xc0
[  297.669439]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.674894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.680437]  ? check_preemption_disabled+0x48/0x200
[  297.685464]  handle_mm_fault+0x54f/0xc70
[  297.689543]  ? __handle_mm_fault+0x53e0/0x53e0
[  297.694130]  ? find_vma+0x34/0x190
[  297.697689]  __do_page_fault+0x67d/0xed0
[  297.701769]  ? mm_fault_error+0x380/0x380
[  297.705919]  ? trace_hardirqs_off+0xb8/0x300
[  297.710328]  ? trace_hardirqs_on+0x310/0x310
[  297.714745]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  297.720112]  ? trace_hardirqs_on+0x310/0x310
[  297.724530]  do_page_fault+0xf2/0x7e0
[  297.728329]  ? vmalloc_sync_all+0x30/0x30
[  297.732487]  ? error_entry+0x70/0xd0
[  297.736203]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.741224]  ? trace_hardirqs_on_caller+0xc0/0x300
[  297.746180]  ? syscall_return_slowpath+0x5e0/0x5e0
[  297.751107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.755956]  ? trace_hardirqs_off+0x300/0x300
[  297.760449]  ? trace_hardirqs_off_caller+0x300/0x300
[  297.765578]  ? prepare_exit_to_usermode+0x291/0x3b0
[  297.770605]  ? page_fault+0x8/0x30
[  297.774150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.778998]  ? page_fault+0x8/0x30
[  297.782551]  page_fault+0x1e/0x30
[  297.786004] RIP: 0033:0x45ddf3
[  297.789197] Code: Bad RIP value.
[  297.792559] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  297.797926] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  297.805195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  297.812460] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  297.819735] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  297.827008] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  297.834303] warn_alloc_show_mem: 1 callbacks suppressed
[  297.834316] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  297.834318] Mem-Info:
[  297.834348] active_anon:44712 inactive_anon:372 isolated_anon:0
[  297.834348]  active_file:15 inactive_file:12 isolated_file:0
[  297.834348]  unevictable:0 dirty:0 writeback:0 unstable:0
[  297.834348]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  297.834348]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  297.834348]  free:13792 free_pcp:444 free_cma:0
[  297.841770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.841779] Call Trace:
[  297.848972] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  297.851371]  <IRQ>
[  297.884138] 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
[  297.884174] lowmem_reserve[]: 0 2817 6321 6321
[  297.884188] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  297.884207] lowmem_reserve[]: 0 0 3503 3503
[  297.884220] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  297.884255] lowmem_reserve[]: 0 0 0 0
[  297.884269] 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
[  297.884326] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  297.884400] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  297.884470] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  297.884476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  297.884479] 407 total pagecache pages
[  297.884490] 0 pages in swap cache
[  297.884494] Swap cache stats: add 0, delete 0, find 0/0
[  297.884497] Free swap  = 0kB
[  297.884500] Total swap = 0kB
[  297.884503] 1965979 pages RAM
[  297.884506] 0 pages HighMem/MovableOnly
[  297.884509] 342744 pages reserved
[  297.884511] 0 pages cma reserved
[  297.884577] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  297.884623] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  297.884627] syz-fuzzer cpuset=/ mems_allowed=0
[  298.146221]  dump_stack+0x1c4/0x2b4
[  298.149858]  ? dump_stack_print_info.cold.2+0x52/0x52
[  298.155568]  warn_alloc.cold.118+0xb7/0x1bd
[  298.159892]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  298.164753]  ? lock_downgrade+0x900/0x900
[  298.168911]  ? trace_hardirqs_off+0xb8/0x300
[  298.173324]  ? trace_hardirqs_off+0xb8/0x300
[  298.178172]  __alloc_pages_slowpath+0x2667/0x2d80
[  298.183048]  ? warn_alloc+0x120/0x120
[  298.187301]  ? trace_hardirqs_on+0x310/0x310
[  298.191708]  ? warn_alloc+0x120/0x120
[  298.195525]  ? print_usage_bug+0xc0/0xc0
[  298.199586]  ? warn_alloc+0x120/0x120
[  298.203388]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  298.208404]  ? print_usage_bug+0xc0/0xc0
[  298.213898]  ? __lock_acquire+0x7ec/0x4ec0
[  298.218134]  ? __lock_acquire+0x7ec/0x4ec0
[  298.222372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.232294]  ? should_fail+0x22d/0xd01
[  298.236189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.241294]  ? __lock_acquire+0x7ec/0x4ec0
[  298.246000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.251565]  ? __lock_acquire+0x7ec/0x4ec0
[  298.255801]  ? should_fail+0x22d/0xd01
[  298.259685]  ? print_usage_bug+0xc0/0xc0
[  298.263763]  ? mark_held_locks+0x130/0x130
[  298.268003]  ? mark_held_locks+0x130/0x130
[  298.272246]  ? graph_lock+0x170/0x170
[  298.276068]  ? print_usage_bug+0xc0/0xc0
[  298.281082]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  298.285845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.291386]  ? check_preemption_disabled+0x48/0x200
[  298.296402]  ? check_preemption_disabled+0x48/0x200
[  298.301431]  ? __lock_is_held+0xb5/0x140
[  298.305505]  __alloc_pages_nodemask+0xa80/0xde0
[  298.310174]  ? graph_lock+0x170/0x170
[  298.314492]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.319507]  ? graph_lock+0x170/0x170
[  298.323336]  ? find_held_lock+0x36/0x1c0
[  298.327409]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.332083]  ? lock_downgrade+0x900/0x900
[  298.336243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.341791]  cache_grow_begin+0x91/0x8c0
[  298.346298]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.350714]  fallback_alloc+0x203/0x2e0
[  298.354737]  ____cache_alloc_node+0x1c7/0x1e0
[  298.359240]  kmem_cache_alloc_node+0xe3/0x730
[  298.363752]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.368002]  __alloc_skb+0x119/0x770
[  298.371743]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.377524]  ? skb_scrub_packet+0x490/0x490
[  298.381845]  ? lock_downgrade+0x900/0x900
[  298.385999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.391534]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.396992]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.402948]  ? addrconf_rs_timer+0x6f0/0x6f0
[  298.407777]  ndisc_alloc_skb+0x144/0x340
[  298.411845]  ndisc_send_rs+0x331/0x6e0
[  298.415775]  addrconf_rs_timer+0x3c0/0x6f0
[  298.420015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.424291]  call_timer_fn+0x272/0x920
[  298.428183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.432421]  ? process_timeout+0x40/0x40
[  298.436989]  ? find_held_lock+0x36/0x1c0
[  298.441061]  ? __run_timers+0x7da/0xc70
[  298.445041]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.450030]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.454524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.458765]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  298.463351]  ? trace_hardirqs_on+0xbd/0x310
[  298.468129]  ? kasan_check_read+0x11/0x20
[  298.472280]  ? __run_timers+0x7da/0xc70
[  298.476751]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.482214]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.486456]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.490692]  __run_timers+0x7e5/0xc70
[  298.494525]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  298.500339]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.505358]  ? graph_lock+0x170/0x170
[  298.509170]  ? enqueue_hrtimer+0x1a5/0x560
[  298.513911]  ? lock_release+0x970/0x970
[  298.517888]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.523084]  ? find_held_lock+0x36/0x1c0
[  298.527153]  ? graph_lock+0x170/0x170
[  298.530957]  ? pvclock_read_flags+0x160/0x160
[  298.535952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.541950]  ? check_preemption_disabled+0x48/0x200
[  298.546980]  ? __lock_is_held+0xb5/0x140
[  298.551041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.556591]  ? check_preemption_disabled+0x48/0x200
[  298.561616]  run_timer_softirq+0x52/0xb0
[  298.566648]  ? rcu_read_lock_sched_held+0x108/0x120
[  298.571664]  __do_softirq+0x30b/0xad8
[  298.575490]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  298.580601]  ? pvclock_read_flags+0x160/0x160
[  298.585102]  ? lapic_next_event+0x5a/0x90
[  298.589257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.594811]  ? check_preemption_disabled+0x48/0x200
[  298.599826]  ? check_preemption_disabled+0x48/0x200
[  298.605345]  ? kvm_clock_read+0x18/0x30
[  298.609318]  ? kvm_sched_clock_read+0x9/0x20
[  298.613743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.619285]  ? check_preemption_disabled+0x48/0x200
[  298.624316]  irq_exit+0x17f/0x1c0
[  298.627774]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.633089]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.639427]  ? interrupt_entry+0xb5/0xf0
[  298.643492]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.648503]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.653523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.658864]  ? trace_hardirqs_off+0x300/0x300
[  298.663382]  ? trace_hardirqs_off+0x300/0x300
[  298.668360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.673900]  ? check_preemption_disabled+0x48/0x200
[  298.678918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.684463]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.689325]  apic_timer_interrupt+0xf/0x20
[  298.694030]  </IRQ>
[  298.696765] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  298.701693] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  298.720600] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  298.728309] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  298.736022] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  298.743289] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  298.751981] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  298.759741] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  298.767523]  skb_clone+0x1bb/0x500
[  298.771064]  ? finish_task_switch+0x2f5/0x900
[  298.775562]  ? skb_split+0x11e0/0x11e0
[  298.779449]  ? preempt_notifier_register+0x200/0x200
[  298.784549]  ? __switch_to_asm+0x34/0x70
[  298.789078]  ? __switch_to_asm+0x34/0x70
[  298.793145]  ? __switch_to_asm+0x40/0x70
[  298.797218]  ? __switch_to_asm+0x34/0x70
[  298.801768]  ? __switch_to_asm+0x40/0x70
[  298.805835]  ? __switch_to_asm+0x34/0x70
[  298.809894]  ? __switch_to_asm+0x40/0x70
[  298.813967]  ? __switch_to_asm+0x34/0x70
[  298.818028]  ? __switch_to_asm+0x34/0x70
[  298.822604]  ? __switch_to_asm+0x40/0x70
[  298.827183]  ? __switch_to_asm+0x34/0x70
[  298.831266]  bpf_clone_redirect+0xb9/0x490
[  298.835501]  ? __schedule+0x874/0x1ed0
[  298.839405]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  298.844423]  ? __sched_text_start+0x8/0x8
[  298.849088]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  298.853861]  ? find_held_lock+0x36/0x1c0
[  298.857929]  ? lock_acquire+0x1ed/0x520
[  298.862347]  ? bpf_test_run+0x32e/0x5a0
[  298.867759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.876629]  ? check_preemption_disabled+0x48/0x200
[  298.881653]  ? kasan_check_read+0x11/0x20
[  298.886303]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.892080]  ? rcu_bh_qs+0xc0/0xc0
[  298.895621]  ? preempt_schedule+0x4d/0x60
[  298.899784]  ? ___preempt_schedule+0x16/0x18
[  298.904206]  ? bpf_test_run+0x1c0/0x5a0
[  298.908786]  ? netlink_diag_dump+0x2a0/0x2a0
[  298.913367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.918910]  ? bpf_test_init.isra.9+0x70/0x100
[  298.923997]  ? bpf_prog_test_run_skb+0x634/0xb40
[  298.928769]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  298.933641]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  298.939175]  ? fput+0x130/0x1a0
[  298.942458]  ? __bpf_prog_get+0x9b/0x290
[  298.947027]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  298.951871]  ? bpf_prog_test_run+0x130/0x1a0
[  298.956787]  ? __x64_sys_bpf+0x3d8/0x510
[  298.960848]  ? bpf_prog_get+0x20/0x20
[  298.964670]  ? do_syscall_64+0x1b9/0x820
[  298.968740]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  298.974123]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.979555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.984767]  ? trace_hardirqs_off+0x300/0x300
[  298.989265]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  298.994294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.999847]  ? prepare_exit_to_usermode+0x291/0x3b0
[  299.004878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.009757]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.015578] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  299.015611] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  299.022522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.022531] Call Trace:
[  299.028754] rcu: 	
[  299.038095]  <IRQ>
[  299.040667] (detected by 0, t=10735 jiffies, g=14601, q=55)
[  299.042804]  dump_stack+0x1c4/0x2b4
[  299.044938] rcu: All QSes seen, last rcu_preempt kthread activity 9525 (4294967050-4294957525), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  299.050631]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.054730] syz-executor3   R
[  299.067311]  warn_alloc.cold.118+0xb7/0x1bd
[  299.072948]   running task    
[  299.076050]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.080867] 20984  8908   5388 0x8000000c
[  299.084090]  ? lock_downgrade+0x900/0x900
[  299.089414] Call Trace:
[  299.093556]  ? trace_hardirqs_off+0xb8/0x300
[  299.097692]  <IRQ>
[  299.100291]  ? trace_hardirqs_off+0xb8/0x300
[  299.104686]  sched_show_task.cold.83+0x2b6/0x30a
[  299.106821]  __alloc_pages_slowpath+0x2667/0x2d80
[  299.111717]  ? can_nice.part.74+0x20/0x20
[  299.116517]  ? warn_alloc+0x120/0x120
[  299.121335]  ? vprintk_default+0x28/0x30
[  299.125485]  ? warn_alloc+0x120/0x120
[  299.129270]  ? vprintk_func+0x85/0x181
[  299.133315]  ? print_usage_bug+0xc0/0xc0
[  299.137627]  ? vprintk_func+0x85/0x181
[  299.141499]  ? warn_alloc+0x120/0x120
[  299.146013]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  299.149889]  ? lock_release+0x970/0x970
[  299.153689]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  299.158428]  ? print_usage_bug+0xc0/0xc0
[  299.162387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.167126]  ? __lock_acquire+0x7ec/0x4ec0
[  299.171651]  print_other_cpu_stall.cold.79+0xa83/0xba5
[  299.177172]  ? __lock_acquire+0x7ec/0x4ec0
[  299.181882]  ? wake_up_klogd+0x180/0x180
[  299.187145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.191367]  ? print_cpu_stall+0x1c0/0x1c0
[  299.195403]  ? should_fail+0x22d/0xd01
[  299.195414]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.195422]  ? __lock_acquire+0x7ec/0x4ec0
[  299.195432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.195439]  ? __lock_acquire+0x7ec/0x4ec0
[  299.195446]  ? should_fail+0x22d/0xd01
[  299.195459]  ? mark_held_locks+0x130/0x130
[  299.195469]  ? mark_held_locks+0x130/0x130
[  299.195500]  ? kvm_clock_read+0x18/0x30
[  299.195509]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  299.195517]  ? ktime_get+0x2e1/0x440
[  299.195525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.195534]  ? graph_lock+0x170/0x170
[  299.195541]  ? print_usage_bug+0xc0/0xc0
[  299.195550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.195560]  ? check_preemption_disabled+0x48/0x200
[  299.195568]  ? check_preemption_disabled+0x48/0x200
[  299.195581]  ? __lock_is_held+0xb5/0x140
[  299.195604]  __alloc_pages_nodemask+0xa80/0xde0
[  299.195613]  ? graph_lock+0x170/0x170
[  299.195623]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  299.195629]  ? graph_lock+0x170/0x170
[  299.195643]  ? find_held_lock+0x36/0x1c0
[  299.195657]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.195666]  ? lock_downgrade+0x900/0x900
[  299.195677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.195699]  cache_grow_begin+0x91/0x8c0
[  299.195709]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.195730]  fallback_alloc+0x203/0x2e0
[  299.195753]  ____cache_alloc_node+0x1c7/0x1e0
[  299.205949]  ? graph_lock+0x170/0x170
[  299.210197]  kmem_cache_alloc_node+0xe3/0x730
[  299.214570]  ? print_usage_bug+0xc0/0xc0
[  299.219659]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.223878]  ? lock_downgrade+0x900/0x900
[  299.228968]  __alloc_skb+0x119/0x770
[  299.233183]  ? check_preemption_disabled+0x48/0x200
[  299.237052]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.241747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.245966]  ? skb_scrub_packet+0x490/0x490
[  299.249924]  ? check_preemption_disabled+0x48/0x200
[  299.254920]  ? lock_downgrade+0x900/0x900
[  299.258620]  ? check_preemption_disabled+0x48/0x200
[  299.264140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.267922]  ? rcu_test_sync_prims+0x30/0x30
[  299.271980]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.277948]  ? __lock_is_held+0xb5/0x140
[  299.282952]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.287950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.291994]  ? addrconf_rs_timer+0x6f0/0x6f0
[  299.296647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.300438]  ndisc_alloc_skb+0x144/0x340
[  299.306356]  ? check_preemption_disabled+0x48/0x200
[  299.310145]  ndisc_send_rs+0x331/0x6e0
[  299.314193]  rcu_check_callbacks+0xafc/0x1990
[  299.318843]  addrconf_rs_timer+0x3c0/0x6f0
[  299.322980]  ? rcu_cpu_stall_reset+0x220/0x220
[  299.328494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.332538]  ? lock_release+0x970/0x970
[  299.336939]  call_timer_fn+0x272/0x920
[  299.340896]  ? graph_lock+0x170/0x170
[  299.345370]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.349152]  ? graph_lock+0x170/0x170
[  299.353633]  ? process_timeout+0x40/0x40
[  299.357676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.361892]  ? find_held_lock+0x36/0x1c0
[  299.366026]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  299.369731]  ? mark_held_locks+0xc7/0x130
[  299.374747]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  299.380005]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.385538]  ? graph_lock+0x170/0x170
[  299.389833]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.394841]  ? timekeeping_advance+0x3cc/0xc00
[  299.398971]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.404433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.409955]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  299.414348]  ? check_preemption_disabled+0x48/0x200
[  299.419779]  ? trace_hardirqs_on+0xbd/0x310
[  299.424299]  ? check_preemption_disabled+0x48/0x200
[  299.429741]  ? kasan_check_read+0x11/0x20
[  299.435754]  ? trace_hardirqs_off+0xb8/0x300
[  299.440138]  ? __run_timers+0x7da/0xc70
[  299.445657]  ? __lock_is_held+0xb5/0x140
[  299.449706]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.454737]  ? trace_hardirqs_on+0x310/0x310
[  299.458593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.458604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.458612]  __run_timers+0x7e5/0xc70
[  299.458628]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  299.458637]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.458645]  ? graph_lock+0x170/0x170
[  299.458655]  ? print_usage_bug+0xc0/0xc0
[  299.458661]  ? lock_release+0x970/0x970
[  299.458670]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.458681]  ? find_held_lock+0x36/0x1c0
[  299.458692]  ? graph_lock+0x170/0x170
[  299.458702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.458710]  ? check_preemption_disabled+0x48/0x200
[  299.458737]  ? __lock_is_held+0xb5/0x140
[  299.458753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.463238]  ? check_preemption_disabled+0x48/0x200
[  299.467558]  ? check_preemption_disabled+0x48/0x200
[  299.474618]  ? raise_softirq+0x199/0x420
[  299.478837]  run_timer_softirq+0x52/0xb0
[  299.482807]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  299.486677]  ? rcu_read_lock_sched_held+0x108/0x120
[  299.490461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.494681]  __do_softirq+0x30b/0xad8
[  299.498473]  ? check_preemption_disabled+0x48/0x200
[  299.502525]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  299.508043]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  299.512094]  ? pvclock_read_flags+0x160/0x160
[  299.516656]  ? hrtimer_run_queues+0x9a/0x400
[  299.520785]  ? lapic_next_event+0x5a/0x90
[  299.528777]  ? run_local_timers+0x19b/0x230
[  299.533267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.537519]  ? timer_clear_idle+0x90/0x90
[  299.542004]  ? check_preemption_disabled+0x48/0x200
[  299.546566]  ? debug_smp_processor_id+0x1c/0x20
[  299.550781]  ? check_preemption_disabled+0x48/0x200
[  299.550802]  ? kvm_clock_read+0x18/0x30
[  299.556322]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  299.560885]  ? kvm_sched_clock_read+0x9/0x20
[  299.566345]  ? account_process_tick+0x282/0x350
[  299.570649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.575648]  update_process_times+0x2d/0x70
[  299.579785]  ? check_preemption_disabled+0x48/0x200
[  299.584176]  tick_sched_handle+0x9f/0x180
[  299.588138]  irq_exit+0x17f/0x1c0
[  299.592611]  tick_sched_timer+0x45/0x130
[  299.598048]  smp_apic_timer_interrupt+0x1cb/0x760
[  299.602435]  __hrtimer_run_queues+0x41c/0x10d0
[  299.606655]  ? smp_reschedule_interrupt+0x109/0x650
[  299.610875]  ? tick_sched_do_timer+0x1a0/0x1a0
[  299.614660]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.620007]  ? hrtimer_start_range_ns+0xe00/0xe00
[  299.625010]  ? interrupt_entry+0xb5/0xf0
[  299.629316]  ? pvclock_read_flags+0x160/0x160
[  299.633358]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.637314]  ? trace_hardirqs_on+0x310/0x310
[  299.642486]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.646547]  ? kvm_clock_read+0x18/0x30
[  299.650331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.656365]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  299.661364]  ? trace_hardirqs_off+0x300/0x300
[  299.665425]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  299.670944]  ? trace_hardirqs_off+0x300/0x300
[  299.675947]  ? do_timer+0x50/0x50
[  299.680947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.685423]  ? trace_hardirqs_on+0x310/0x310
[  299.689502]  ? check_preemption_disabled+0x48/0x200
[  299.694156]  ? do_raw_spin_lock+0xc1/0x200
[  299.699147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.699169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.704698]  hrtimer_interrupt+0x313/0x780
[  299.708497]  apic_timer_interrupt+0xf/0x20
[  299.713523]  smp_apic_timer_interrupt+0x1a1/0x760
[  299.718588]  </IRQ>
[  299.724564]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.729084] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  299.733493]  ? interrupt_entry+0xb5/0xf0
[  299.737624] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  299.741930]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.747445] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286
[  299.751583]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.756567]  ORIG_RAX: ffffffffffffff13
[  299.756580] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  299.761269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.761285]  ? trace_hardirqs_off+0x300/0x300
[  299.766281] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  299.766293] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  299.770567]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.776514] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  299.776527] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  299.780928]  apic_timer_interrupt+0xf/0x20
[  299.785608]  retint_kernel+0x1b/0x2d
[  299.791113] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  299.795418] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  299.800415] Code: 40 7e 0f 85 32 ff ff ff e8 a5 c3 3e ff e9 28 ff ff ff e8 bc 20 c3 ff 48 83 3d 5c 6f 90 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 9a 42
[  299.804560] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  299.807990] RSP: 0000:ffff8801dae07450 EFLAGS: 00000282
[  299.812027] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  299.817373]  ORIG_RAX: ffffffffffffff13
[  299.817386] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10033c9ed29
[  299.821944] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  299.821956] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  299.827475] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  299.827502] RBP: ffff8801dae074c0 R08: ffff88019e4f6948 R09: 0000000000000002
[  299.832082] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  299.832094] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  299.837968] R10: 0000000000000000 R11: ffff88019e4f6080 R12: ffff8801d9be7680
[  299.837980] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000282
[  299.842801] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  299.842827]  ? arch_local_irq_restore+0x45/0x52
[  299.847373]  ? apic_timer_interrupt+0xa/0x20
[  299.851854]  dump_stack+0x26a/0x2b4
[  299.860146]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.864523]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.869529]  __alloc_skb+0x119/0x770
[  299.873483]  ? mark_held_locks+0x130/0x130
[  299.878314]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.883311]  ? mark_held_locks+0x130/0x130
[  299.883323]  dump_header+0x27b/0xf72
[  299.883337]  ? pagefault_out_of_memory+0x197/0x197
[  299.883347]  ? mark_held_locks+0x130/0x130
[  299.883355]  ? __lock_acquire+0x7ec/0x4ec0
[  299.883363]  ? mem_cgroup_charge_statistics+0x780/0x780
[  299.883371]  ? print_usage_bug+0xc0/0xc0
[  299.883394]  ? print_usage_bug+0xc0/0xc0
[  299.883406]  ? graph_lock+0x170/0x170
[  299.883412]  ? graph_lock+0x170/0x170
[  299.883420]  ? print_usage_bug+0xc0/0xc0
[  299.883426]  ? print_usage_bug+0xc0/0xc0
[  299.883439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.883449]  ? find_held_lock+0x36/0x1c0
[  299.883461]  ? mark_held_locks+0xc7/0x130
[  299.883471]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  299.883478]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  299.883486]  ? lockdep_hardirqs_on+0x421/0x5c0
[  299.883495]  ? trace_hardirqs_on+0xbd/0x310
[  299.883503]  ? kasan_check_read+0x11/0x20
[  299.883511]  ? ___ratelimit+0x36f/0x655
[  299.883519]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.883527]  ? trace_hardirqs_on+0x310/0x310
[  299.883535]  ? lock_downgrade+0x900/0x900
[  299.883546]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  299.883554]  ? ___ratelimit+0xaa/0x655
[  299.883564]  ? idr_get_free+0xec0/0xec0
[  299.883572]  ? kasan_check_write+0x14/0x20
[  299.883581]  ? do_raw_spin_lock+0xc1/0x200
[  299.883592]  oom_kill_process.cold.27+0x10/0x903
[  299.883600]  ? graph_lock+0x170/0x170
[  299.883607]  ? _raw_spin_unlock+0x2c/0x50
[  299.883614]  ? oom_badness+0xe6/0xaa0
[  299.883625]  ? oom_evaluate_task+0x540/0x540
[  299.883635]  ? find_held_lock+0x36/0x1c0
[  299.883646]  ? out_of_memory+0x974/0x14c0
[  299.883654]  ? lock_downgrade+0x900/0x900
[  299.883663]  ? check_preemption_disabled+0x48/0x200
[  299.883689]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  299.883696]  ? kasan_check_read+0x11/0x20
[  299.883705]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.883713]  ? rcu_bh_qs+0xc0/0xc0
[  299.883732]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.883751]  ? oom_evaluate_task+0x302/0x540
[  299.888237]  ? skb_scrub_packet+0x490/0x490
[  299.893612]  out_of_memory+0xa86/0x14c0
[  299.898089]  ? lock_downgrade+0x900/0x900
[  299.901528]  ? oom_killer_disable+0x3a0/0x3a0
[  299.907203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.911601]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  299.917082]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.921302]  ? __mutex_add_waiter+0x2a0/0x2a0
[  299.926822]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.931654]  __alloc_pages_slowpath+0x2318/0x2d80
[  299.935866]  ? addrconf_rs_timer+0x6f0/0x6f0
[  299.940110]  ? warn_alloc+0x120/0x120
[  299.944923]  ndisc_alloc_skb+0x144/0x340
[  299.947131]  ? __radix_tree_lookup+0x4c0/0x4c0
[  299.947158]  ? find_get_entry+0x2f2/0xc40
[  299.953024]  ndisc_send_rs+0x331/0x6e0
[  299.958201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.962242]  addrconf_rs_timer+0x3c0/0x6f0
[  299.981137]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  299.986138]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.991482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.996145]  call_timer_fn+0x272/0x920
[  300.000111]  ? should_fail+0x22d/0xd01
[  300.007866]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.012692]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.017170]  ? process_timeout+0x40/0x40
[  300.024424]  ? __lock_is_held+0xb5/0x140
[  300.031680]  ? find_held_lock+0x36/0x1c0
[  300.036528]  ? __lock_is_held+0xb5/0x140
[  300.044213]  ? __run_timers+0x7da/0xc70
[  300.051474]  ? find_held_lock+0x36/0x1c0
[  300.055688]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.059386]  ? ___might_sleep+0x1ed/0x300
[  300.064742]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.070015]  ? lock_release+0x970/0x970
[  300.089815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.108706]  ? arch_local_save_flags+0x40/0x40
[  300.114517]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  300.122217]  ? __might_sleep+0x95/0x190
[  300.126168]  ? trace_hardirqs_on+0xbd/0x310
[  300.133424]  __alloc_pages_nodemask+0xa80/0xde0
[  300.141124]  ? kasan_check_read+0x11/0x20
[  300.148402]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.155658]  ? __run_timers+0x7da/0xc70
[  300.162915]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.170655]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.177912]  ? kasan_check_read+0x11/0x20
[  300.185170]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.192424]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.200129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.204782]  ? graph_lock+0x170/0x170
[  300.209179]  __run_timers+0x7e5/0xc70
[  300.213262]  ? print_usage_bug+0xc0/0xc0
[  300.217499]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  300.222664]  ? graph_lock+0x170/0x170
[  300.226874]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  300.231089]  ? graph_lock+0x170/0x170
[  300.236772]  ? graph_lock+0x170/0x170
[  300.240993]  ? __do_page_cache_readahead+0x7ce/0x980
[  300.244686]  ? enqueue_hrtimer+0x1a5/0x560
[  300.249604]  ? find_held_lock+0x36/0x1c0
[  300.253819]  ? lock_release+0x970/0x970
[  300.258039]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  300.263817]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  300.267892]  alloc_pages_current+0x10c/0x210
[  300.271943]  ? find_held_lock+0x36/0x1c0
[  300.275731]  ? lock_downgrade+0x900/0x900
[  300.279526]  ? graph_lock+0x170/0x170
[  300.283575]  __page_cache_alloc+0x38f/0x5b0
[  300.287618]  ? pvclock_read_flags+0x160/0x160
[  300.293146]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.297190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.301327]  ? kasan_check_read+0x11/0x20
[  300.306435]  ? check_preemption_disabled+0x48/0x200
[  300.311516]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.316091]  ? __lock_is_held+0xb5/0x140
[  300.320386]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  300.324516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.328473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.334016]  ? check_preemption_disabled+0x48/0x200
[  300.338412]  ? check_preemption_disabled+0x48/0x200
[  300.342550]  run_timer_softirq+0x52/0xb0
[  300.347634]  filemap_fault+0x1594/0x25f0
[  300.351504]  ? rcu_read_lock_sched_held+0x108/0x120
[  300.355470]  ? __lock_page_or_retry+0xa00/0xa00
[  300.359680]  __do_softirq+0x30b/0xad8
[  300.363893]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.363911]  ? kasan_check_read+0x11/0x20
[  300.368656]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  300.372434]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.376563]  ? pvclock_read_flags+0x160/0x160
[  300.380349]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  300.384747]  ? lapic_next_event+0x5a/0x90
[  300.388794]  ? rcu_bh_qs+0xc0/0xc0
[  300.392926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.397057]  ? trace_hardirqs_on+0xbd/0x310
[  300.402058]  ? check_preemption_disabled+0x48/0x200
[  300.407838]  ? kasan_check_read+0x11/0x20
[  300.411967]  ? check_preemption_disabled+0x48/0x200
[  300.417225]  ? __free_object+0x173/0x340
[  300.420762]  ? kvm_clock_read+0x18/0x30
[  300.425781]  ? filemap_map_pages+0xdea/0x1980
[  300.430183]  ? kvm_sched_clock_read+0x9/0x20
[  300.434494]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  300.438454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.442585]  ? __free_object+0x173/0x340
[  300.447071]  ? check_preemption_disabled+0x48/0x200
[  300.452590]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  300.457986]  irq_exit+0x17f/0x1c0
[  300.463418]  ? debug_object_free+0x325/0x690
[  300.467900]  smp_apic_timer_interrupt+0x1cb/0x760
[  300.473348]  ? find_get_pages_range_tag+0x1320/0x1320
[  300.478216]  ? smp_call_function_single_interrupt+0x650/0x650
[  300.482609]  ? graph_lock+0x170/0x170
[  300.486913]  ? interrupt_entry+0xb5/0xf0
[  300.490981]  ? kasan_check_read+0x11/0x20
[  300.495543]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.499672]  ? debug_object_destroy+0x2b0/0x2b0
[  300.503556]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.509089]  ? lock_acquire+0x1ed/0x520
[  300.514951]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.519863]  ? ext4_filemap_fault+0x7a/0xad
[  300.524084]  ? trace_hardirqs_off+0x300/0x300
[  300.529606]  ? lock_release+0x970/0x970
[  300.533494]  ? trace_hardirqs_off+0x300/0x300
[  300.537360]  ? arch_local_save_flags+0x40/0x40
[  300.537380]  ? futex_wait_setup+0x3e0/0x3e0
[  300.541594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.546685]  ? down_read+0xb0/0x1d0
[  300.551220]  ? check_preemption_disabled+0x48/0x200
[  300.555264]  ? ext4_filemap_fault+0x7a/0xad
[  300.555279]  ? __down_interruptible+0x700/0x700
[  300.559334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.563449]  ext4_filemap_fault+0x82/0xad
[  300.567399]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.571453]  __do_fault+0x100/0x6b0
[  300.575933]  apic_timer_interrupt+0xf/0x20
[  300.580060]  ? print_bad_pte+0x6c0/0x6c0
[  300.584531]  </IRQ>
[  300.588495]  ? do_futex+0x249/0x26d0
[  300.592740] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  300.597296]  ? finish_task_switch+0x1f5/0x900
[  300.601857] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  300.605816]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.610115] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282
[  300.614772]  ? pmd_val+0x88/0x100
[  300.619343]  ORIG_RAX: ffffffffffffff13
[  300.624350]  ? add_mm_counter_fast+0xd0/0xd0
[  300.628301] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  300.634092]  ? pmd_val+0x88/0x100
[  300.639520] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  300.643652]  ? add_mm_counter_fast+0xd0/0xd0
[  300.647863] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  300.653134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.657358] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  300.661148]  __handle_mm_fault+0x3709/0x53e0
[  300.664926] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  300.668982]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  300.674348]  skb_clone+0x1bb/0x500
[  300.678101]  ? graph_lock+0x170/0x170
[  300.683610]  ? finish_task_switch+0x2f5/0x900
[  300.687409]  ? print_usage_bug+0xc0/0xc0
[  300.691207]  ? skb_split+0x11e0/0x11e0
[  300.696327]  ? __switch_to_asm+0x34/0x70
[  300.700562]  ? preempt_notifier_register+0x200/0x200
[  300.704602]  ? graph_lock+0x170/0x170
[  300.709055]  ? __switch_to_asm+0x34/0x70
[  300.714564]  ? graph_lock+0x170/0x170
[  300.714582]  ? handle_mm_fault+0x42a/0xc70
[  300.714590]  ? lock_downgrade+0x900/0x900
[  300.714599]  ? check_preemption_disabled+0x48/0x200
[  300.714611]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.714619]  ? kasan_check_read+0x11/0x20
[  300.714627]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.714635]  ? rcu_bh_qs+0xc0/0xc0
[  300.714643]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.714651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.714659]  ? check_preemption_disabled+0x48/0x200
[  300.714671]  handle_mm_fault+0x54f/0xc70
[  300.714680]  ? __handle_mm_fault+0x53e0/0x53e0
[  300.714689]  ? find_vma+0x34/0x190
[  300.714700]  __do_page_fault+0x67d/0xed0
[  300.714712]  ? mm_fault_error+0x380/0x380
[  300.714718]  ? trace_hardirqs_off+0xb8/0x300
[  300.714755]  ? trace_hardirqs_on+0x310/0x310
[  300.714771]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  300.719946]  ? __switch_to_asm+0x34/0x70
[  300.724336]  ? trace_hardirqs_on+0x310/0x310
[  300.728381]  ? __switch_to_asm+0x40/0x70
[  300.732513]  do_page_fault+0xf2/0x7e0
[  300.736305]  ? __switch_to_asm+0x34/0x70
[  300.740609]  ? vmalloc_sync_all+0x30/0x30
[  300.745626]  ? __switch_to_asm+0x40/0x70
[  300.751405]  ? error_entry+0x70/0xd0
[  300.756925]  ? __switch_to_asm+0x34/0x70
[  300.761057]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.766055]  ? __switch_to_asm+0x40/0x70
[  300.771317]  ? trace_hardirqs_on_caller+0xc0/0x300
[  300.775376]  ? __switch_to_asm+0x34/0x70
[  300.780044]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.780060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.785596]  ? __switch_to_asm+0x34/0x70
[  300.791132]  ? trace_hardirqs_off+0x300/0x300
[  300.796242]  ? __switch_to_asm+0x40/0x70
[  300.801272]  ? trace_hardirqs_off_caller+0x300/0x300
[  300.805464]  ? __switch_to_asm+0x34/0x70
[  300.809515]  ? prepare_exit_to_usermode+0x291/0x3b0
[  300.814525]  bpf_clone_redirect+0xb9/0x490
[  300.819175]  ? page_fault+0x8/0x30
[  300.822962]  ? __schedule+0x874/0x1ed0
[  300.828761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.832896]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  300.837978]  ? page_fault+0x8/0x30
[  300.847773]  ? __sched_text_start+0x8/0x8
[  300.852258]  page_fault+0x1e/0x30
[  300.857343]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.861478] RIP: 0033:0x45ddf3
[  300.865019]  ? find_held_lock+0x36/0x1c0
[  300.870558] Code: Bad RIP value.
[  300.874869]  ? lock_acquire+0x1ed/0x520
[  300.879855] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  300.884002]  ? bpf_test_run+0x32e/0x5a0
[  300.888991] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  300.889003] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  300.893053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.897014] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  300.897025] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  300.901949]  ? check_preemption_disabled+0x48/0x200
[  300.906943] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  300.906962] warn_alloc_show_mem: 1 callbacks suppressed
[  300.906965] Mem-Info:
[  300.906985] active_anon:44712 inactive_anon:372 isolated_anon:0
[  300.906985]  active_file:15 inactive_file:12 isolated_file:0
[  300.906985]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.906985]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  300.906985]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  300.906985]  free:13792 free_pcp:444 free_cma:0
[  300.907002] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  300.907005] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  300.907042] lowmem_reserve[]: 0 2817 6321 6321
[  300.907061] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  300.907079] lowmem_reserve[]: 0 0 3503 3503
[  300.907092] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  300.907116] lowmem_reserve[]: 0 0 0 0
[  300.907128] 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
[  300.907185] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  300.907249] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  300.907306] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  300.907312] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  300.907315] 407 total pagecache pages
[  300.907326] 0 pages in swap cache
[  300.907330] Swap cache stats: add 0, delete 0, find 0/0
[  300.907333] Free swap  = 0kB
[  300.907336] Total swap = 0kB
[  300.907339] 1965979 pages RAM
[  300.907342] 0 pages HighMem/MovableOnly
[  300.907345] 342744 pages reserved
[  300.907347] 0 pages cma reserved
[  300.907396] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  300.907456] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  300.907460] syz-fuzzer cpuset=/ mems_allowed=0
[  300.907477] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  300.907482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.907485] Call Trace:
[  300.907489]  <IRQ>
[  300.907499]  dump_stack+0x1c4/0x2b4
[  300.907508]  ? dump_stack_print_info.cold.2+0x52/0x52
[  300.907524]  warn_alloc.cold.118+0xb7/0x1bd
[  300.907533]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.907542]  ? lock_downgrade+0x900/0x900
[  300.907554]  ? trace_hardirqs_off+0xb8/0x300
[  300.907565]  ? trace_hardirqs_off+0xb8/0x300
[  300.907578]  __alloc_pages_slowpath+0x2667/0x2d80
[  300.907601]  ? warn_alloc+0x120/0x120
[  300.907612]  ? warn_alloc+0x120/0x120
[  300.907621]  ? print_usage_bug+0xc0/0xc0
[  300.907629]  ? warn_alloc+0x120/0x120
[  300.907636]  ? lock_release+0x970/0x970
[  300.907643]  ? print_usage_bug+0xc0/0xc0
[  300.907653]  ? __lock_acquire+0x7ec/0x4ec0
[  300.907660]  ? __lock_acquire+0x7ec/0x4ec0
[  300.907702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.907711]  ? should_fail+0x22d/0xd01
[  300.907731]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.907746]  ? __lock_acquire+0x7ec/0x4ec0
[  300.907764]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.913957]  ? kasan_check_read+0x11/0x20
[  300.919478]  ? __lock_acquire+0x7ec/0x4ec0
[  300.923542]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.928536]  ? should_fail+0x22d/0xd01
[  300.928586]  ? mark_held_locks+0x130/0x130
[  300.934299]  ? rcu_bh_qs+0xc0/0xc0
[  300.937747]  ? mark_held_locks+0x130/0x130
[  300.942609]  ? preempt_schedule+0x4d/0x60
[  300.947441]  ? kvm_clock_read+0x18/0x30
[  300.952637]  ? ___preempt_schedule+0x16/0x18
[  300.958520]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  300.962802]  ? bpf_test_run+0x1c0/0x5a0
[  300.966851]  ? ktime_get+0x2e1/0x440
[  300.971492]  ? netlink_diag_dump+0x2a0/0x2a0
[  300.976486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.981152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.986164]  ? graph_lock+0x170/0x170
[  300.990120]  ? bpf_test_init.isra.9+0x70/0x100
[  300.994946]  ? print_usage_bug+0xc0/0xc0
[  300.999254]  ? bpf_prog_test_run_skb+0x634/0xb40
[  301.004778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.008749]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  301.013222]  ? check_preemption_disabled+0x48/0x200
[  301.017786]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  301.022090]  ? check_preemption_disabled+0x48/0x200
[  301.028078]  ? fput+0x130/0x1a0
[  301.031697]  ? __lock_is_held+0xb5/0x140
[  301.037128]  ? __bpf_prog_get+0x9b/0x290
[  301.041438]  __alloc_pages_nodemask+0xa80/0xde0
[  301.046086]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  301.051603]  ? graph_lock+0x170/0x170
[  301.055745]  ? bpf_prog_test_run+0x130/0x1a0
[  301.060563]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.060570]  ? graph_lock+0x170/0x170
[  301.060584]  ? find_held_lock+0x36/0x1c0
[  301.060597]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.060606]  ? lock_downgrade+0x900/0x900
[  301.060618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.060629]  cache_grow_begin+0x91/0x8c0
[  301.060637]  ? do_raw_spin_unlock+0xa7/0x2f0
[  301.060650]  fallback_alloc+0x203/0x2e0
[  301.060661]  ____cache_alloc_node+0x1c7/0x1e0
[  301.060673]  kmem_cache_alloc_node+0xe3/0x730
[  301.060682]  ? ipv6_get_ifaddr+0x42e/0x620
[  301.060695]  __alloc_skb+0x119/0x770
[  301.060703]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.060713]  ? skb_scrub_packet+0x490/0x490
[  301.060731]  ? lock_downgrade+0x900/0x900
[  301.060754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.064369]  ? __x64_sys_bpf+0x3d8/0x510
[  301.068588]  ? refcount_sub_and_test_checked+0x203/0x310
[  301.072632]  ? bpf_prog_get+0x20/0x20
[  301.074854]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  301.079062]  ? do_syscall_64+0x1b9/0x820
[  301.083962]  ? addrconf_rs_timer+0x6f0/0x6f0
[  301.088792]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  301.107687]  ndisc_alloc_skb+0x144/0x340
[  301.112162]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.117509]  ndisc_send_rs+0x331/0x6e0
[  301.121391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.125351]  addrconf_rs_timer+0x3c0/0x6f0
[  301.129750]  ? trace_hardirqs_off+0x300/0x300
[  301.137009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.140450]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  301.147728]  call_timer_fn+0x272/0x920
[  301.152114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.159361]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.159370]  ? process_timeout+0x40/0x40
[  301.159378]  ? find_held_lock+0x36/0x1c0
[  301.159390]  ? mark_held_locks+0xc7/0x130
[  301.159399]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.159407]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.159414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.159421]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  301.159430]  ? trace_hardirqs_on+0xbd/0x310
[  301.159439]  ? kasan_check_read+0x11/0x20
[  301.159447]  ? __run_timers+0x7da/0xc70
[  301.159456]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.159466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.159477]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.159485]  __run_timers+0x7e5/0xc70
[  301.159500]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  301.159509]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.159517]  ? graph_lock+0x170/0x170
[  301.159527]  ? print_usage_bug+0xc0/0xc0
[  301.159533]  ? lock_release+0x970/0x970
[  301.159542]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.159553]  ? find_held_lock+0x36/0x1c0
[  301.159563]  ? graph_lock+0x170/0x170
[  301.159573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.159583]  ? check_preemption_disabled+0x48/0x200
[  301.159597]  ? __lock_is_held+0xb5/0x140
[  301.159605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.159613]  ? check_preemption_disabled+0x48/0x200
[  301.159625]  run_timer_softirq+0x52/0xb0
[  301.159633]  ? rcu_read_lock_sched_held+0x108/0x120
[  301.159642]  __do_softirq+0x30b/0xad8
[  301.159656]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  301.159667]  ? pvclock_read_flags+0x160/0x160
[  301.159675]  ? lapic_next_event+0x5a/0x90
[  301.159683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.159691]  ? check_preemption_disabled+0x48/0x200
[  301.159699]  ? check_preemption_disabled+0x48/0x200
[  301.159710]  ? kvm_clock_read+0x18/0x30
[  301.159718]  ? kvm_sched_clock_read+0x9/0x20
[  301.159742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.159760]  ? check_preemption_disabled+0x48/0x200
[  301.168768]  ? prepare_exit_to_usermode+0x291/0x3b0
[  301.176048]  irq_exit+0x17f/0x1c0
[  301.180450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.187707]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.192550]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.196089]  ? smp_reschedule_interrupt+0x109/0x650
[  301.199905] rcu: rcu_preempt kthread starved for 9525 jiffies! g14601 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  301.204367]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.208399] rcu: RCU grace-period kthread stack dump:
[  301.212285]  ? interrupt_entry+0xb5/0xf0
[  301.216322] rcu_preempt     R
[  301.221416]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.225186]   running task    
[  301.229258]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.229269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.229277]  ? trace_hardirqs_off+0x300/0x300
[  301.229284]  ? trace_hardirqs_off+0x300/0x300
[  301.229293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.229302]  ? check_preemption_disabled+0x48/0x200
[  301.229309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.229321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.229334]  apic_timer_interrupt+0xf/0x20
[  301.229338]  </IRQ>
[  301.229347] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  301.229357] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  301.229362] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  301.229371] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  301.229376] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  301.229381] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  301.229386] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  301.229391] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  301.229410]  retint_kernel+0x1b/0x2d
[  301.229418] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  301.229425] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  301.229430] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  301.229438] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  301.229442] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  301.229447] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  301.229452] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  301.229456] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  301.229469]  ? arch_local_irq_restore+0x45/0x52
[  301.229479]  dump_stack+0x26a/0x2b4
[  301.229488]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.229498]  ? mark_held_locks+0x130/0x130
[  301.229505]  ? mark_held_locks+0x130/0x130
[  301.229516]  dump_header+0x27b/0xf72
[  301.229531]  ? pagefault_out_of_memory+0x197/0x197
[  301.229541]  ? mark_held_locks+0x130/0x130
[  301.229549]  ? __lock_acquire+0x7ec/0x4ec0
[  301.229558]  ? mem_cgroup_charge_statistics+0x780/0x780
[  301.229565]  ? print_usage_bug+0xc0/0xc0
[  301.229573]  ? print_usage_bug+0xc0/0xc0
[  301.229584]  ? graph_lock+0x170/0x170
[  301.229591]  ? graph_lock+0x170/0x170
[  301.229598]  ? print_usage_bug+0xc0/0xc0
[  301.229605]  ? print_usage_bug+0xc0/0xc0
[  301.229617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.229627]  ? find_held_lock+0x36/0x1c0
[  301.229639]  ? mark_held_locks+0xc7/0x130
[  301.229648]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.229656]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.229664]  ? lockdep_hardirqs_on+0x421/0x5c0
[  301.229672]  ? trace_hardirqs_on+0xbd/0x310
[  301.229681]  ? kasan_check_read+0x11/0x20
[  301.229689]  ? ___ratelimit+0x36f/0x655
[  301.229697]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.229706]  ? trace_hardirqs_on+0x310/0x310
[  301.229714]  ? lock_downgrade+0x900/0x900
[  301.229738]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.229754]  ? ___ratelimit+0xaa/0x655
[  301.233543] 23096    10      2 0x80000000
[  301.237792]  ? idr_get_free+0xec0/0xec0
[  301.241915] Call Trace:
[  301.246923]  ? kasan_check_write+0x14/0x20
[  301.253181]  __schedule+0x86c/0x1ed0
[  301.257313]  ? do_raw_spin_lock+0xc1/0x200
[  301.263088]  ? __sched_text_start+0x8/0x8
[  301.266612]  oom_kill_process.cold.27+0x10/0x903
[  301.272050]  ? __mod_timer+0x6f6/0x1870
[  301.277569]  ? graph_lock+0x170/0x170
[  301.282580]  ? add_timer_on+0x9f0/0x9f0
[  301.286618]  ? _raw_spin_unlock+0x2c/0x50
[  301.291653]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.295190]  ? oom_badness+0xe6/0xaa0
[  301.299277]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.303429]  ? oom_evaluate_task+0x540/0x540
[  301.307816]  ? trace_hardirqs_on+0xbd/0x310
[  301.312204]  ? find_held_lock+0x36/0x1c0
[  301.317557]  ? kasan_check_read+0x11/0x20
[  301.321603]  ? out_of_memory+0x974/0x14c0
[  301.326471]  ? prepare_to_swait_event+0x25a/0x800
[  301.330511]  ? lock_downgrade+0x900/0x900
[  301.334300]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.338354]  ? check_preemption_disabled+0x48/0x200
[  301.338376]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.342525]  schedule+0xfe/0x460
[  301.346566]  ? kasan_check_read+0x11/0x20
[  301.350267]  ? __schedule+0x1ed0/0x1ed0
[  301.354302]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.354311]  ? rcu_bh_qs+0xc0/0xc0
[  301.354321]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.354328]  ? oom_evaluate_task+0x302/0x540
[  301.354339]  out_of_memory+0xa86/0x14c0
[  301.354351]  ? oom_killer_disable+0x3a0/0x3a0
[  301.354360]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  301.354370]  ? __mutex_add_waiter+0x2a0/0x2a0
[  301.354384]  __alloc_pages_slowpath+0x2318/0x2d80
[  301.354408]  ? warn_alloc+0x120/0x120
[  301.354416]  ? __radix_tree_lookup+0x4c0/0x4c0
[  301.354431]  ? find_get_entry+0x2f2/0xc40
[  301.354444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.354453]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  301.354461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.354470]  ? should_fail+0x22d/0xd01
[  301.354480]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.354488]  ? __lock_is_held+0xb5/0x140
[  301.354509]  ? __lock_is_held+0xb5/0x140
[  301.354522]  ? find_held_lock+0x36/0x1c0
[  301.354532]  ? ___might_sleep+0x1ed/0x300
[  301.354539]  ? lock_release+0x970/0x970
[  301.354548]  ? arch_local_save_flags+0x40/0x40
[  301.354562]  ? __might_sleep+0x95/0x190
[  301.354572]  __alloc_pages_nodemask+0xa80/0xde0
[  301.354584]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.354593]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.354601]  ? kasan_check_read+0x11/0x20
[  301.354610]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.354619]  ? graph_lock+0x170/0x170
[  301.354627]  ? print_usage_bug+0xc0/0xc0
[  301.354637]  ? graph_lock+0x170/0x170
[  301.354643]  ? graph_lock+0x170/0x170
[  301.354652]  ? __do_page_cache_readahead+0x7ce/0x980
[  301.354662]  ? find_held_lock+0x36/0x1c0
[  301.354673]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  301.354683]  alloc_pages_current+0x10c/0x210
[  301.354690]  ? lock_downgrade+0x900/0x900
[  301.354700]  __page_cache_alloc+0x38f/0x5b0
[  301.354708]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.354715]  ? kasan_check_read+0x11/0x20
[  301.354736]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.354754]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  301.359846]  ? prepare_to_swait_event+0x25a/0x800
[  301.363904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.368820]  ? __init_swait_queue_head+0x150/0x150
[  301.372866]  ? check_preemption_disabled+0x48/0x200
[  301.377778]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.382608]  filemap_fault+0x1594/0x25f0
[  301.387130]  ? __lockdep_init_map+0x105/0x590
[  301.391706]  ? __lock_page_or_retry+0xa00/0xa00
[  301.395751]  ? lockdep_init_map+0x9/0x10
[  301.400836]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.404881]  schedule_timeout+0x140/0x260
[  301.409879]  ? kasan_check_read+0x11/0x20
[  301.409897]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.414122]  ? usleep_range+0x1a0/0x1a0
[  301.417659]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.417675]  ? rcu_bh_qs+0xc0/0xc0
[  301.422002]  ? __next_timer_interrupt+0x1a0/0x1a0
[  301.426826]  ? trace_hardirqs_on+0xbd/0x310
[  301.431828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.435348]  ? kasan_check_read+0x11/0x20
[  301.435363]  ? __free_object+0x173/0x340
[  301.441649]  rcu_gp_kthread+0x9d9/0x2310
[  301.445084]  ? filemap_map_pages+0xdea/0x1980
[  301.449843]  ? rcu_gp_init+0x1830/0x1830
[  301.453000]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.457042]  ? update_curr+0x344/0xbe0
[  301.460425]  ? __free_object+0x173/0x340
[  301.464381]  ? graph_lock+0x170/0x170
[  301.469749]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  301.474215]  ? __account_cfs_rq_runtime+0x790/0x790
[  301.481471]  ? debug_object_free+0x325/0x690
[  301.489208]  ? __lock_acquire+0x7ec/0x4ec0
[  301.494731]  ? find_get_pages_range_tag+0x1320/0x1320
[  301.494765]  ? graph_lock+0x170/0x170
[  301.505293]  ? graph_lock+0x170/0x170
[  301.512556]  ? kasan_check_read+0x11/0x20
[  301.517555]  ? mark_held_locks+0x130/0x130
[  301.524810]  ? debug_object_destroy+0x2b0/0x2b0
[  301.530162]  ? __lock_is_held+0xb5/0x140
[  301.532578]  ? lock_acquire+0x1ed/0x520
[  301.566280]  ? __account_cfs_rq_runtime+0x790/0x790
[  301.593867]  ? ext4_filemap_fault+0x7a/0xad
[  301.620905]  ? set_next_entity+0x30c/0xc40
[  301.625463]  ? lock_release+0x970/0x970
[  301.653970]  ? mark_held_locks+0x130/0x130
[  301.658277]  ? arch_local_save_flags+0x40/0x40
[  301.687921]  ? rcu_read_lock_sched_held+0x108/0x120
[  301.691707]  ? futex_wait_setup+0x3e0/0x3e0
[  301.705744]  ? select_task_rq_fair+0x34f0/0x34f0
[  301.720465]  ? down_read+0xb0/0x1d0
[  301.735880]  ? __enqueue_entity+0x10d/0x1f0
[  301.744707]  ? ext4_filemap_fault+0x7a/0xad
[  301.753275]  ? graph_lock+0x170/0x170
[  301.757060]  ? __down_interruptible+0x700/0x700
[  301.760499]  ? lock_repin_lock+0x251/0x430
[  301.765859]  ext4_filemap_fault+0x82/0xad
[  301.765871]  __do_fault+0x100/0x6b0
[  301.765881]  ? print_bad_pte+0x6c0/0x6c0
[  301.765889]  ? do_futex+0x249/0x26d0
[  301.765897]  ? finish_task_switch+0x1f5/0x900
[  301.765907]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.765914]  ? pmd_val+0x88/0x100
[  301.765938]  ? add_mm_counter_fast+0xd0/0xd0
[  301.765946]  ? pmd_val+0x88/0x100
[  301.765954]  ? add_mm_counter_fast+0xd0/0xd0
[  301.765966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.765977]  __handle_mm_fault+0x3709/0x53e0
[  301.765990]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  301.765998]  ? graph_lock+0x170/0x170
[  301.766007]  ? print_usage_bug+0xc0/0xc0
[  301.766013]  ? __switch_to_asm+0x34/0x70
[  301.766036]  ? graph_lock+0x170/0x170
[  301.766043]  ? graph_lock+0x170/0x170
[  301.766061]  ? handle_mm_fault+0x42a/0xc70
[  301.766069]  ? lock_downgrade+0x900/0x900
[  301.766080]  ? check_preemption_disabled+0x48/0x200
[  301.766091]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.766100]  ? kasan_check_read+0x11/0x20
[  301.766121]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.766131]  ? rcu_bh_qs+0xc0/0xc0
[  301.766140]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.766148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.766157]  ? check_preemption_disabled+0x48/0x200
[  301.766169]  handle_mm_fault+0x54f/0xc70
[  301.766180]  ? __handle_mm_fault+0x53e0/0x53e0
[  301.766189]  ? find_vma+0x34/0x190
[  301.766201]  __do_page_fault+0x67d/0xed0
[  301.766247]  ? mm_fault_error+0x380/0x380
[  301.766256]  ? trace_hardirqs_off+0xb8/0x300
[  301.766264]  ? trace_hardirqs_on+0x310/0x310
[  301.766272]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.766280]  ? trace_hardirqs_on+0x310/0x310
[  301.766291]  do_page_fault+0xf2/0x7e0
[  301.766300]  ? vmalloc_sync_all+0x30/0x30
[  301.766308]  ? error_entry+0x70/0xd0
[  301.766316]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.766323]  ? trace_hardirqs_on_caller+0xc0/0x300
[  301.766346]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.766354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.766362]  ? trace_hardirqs_off+0x300/0x300
[  301.766370]  ? trace_hardirqs_off_caller+0x300/0x300
[  301.766380]  ? prepare_exit_to_usermode+0x291/0x3b0
[  301.766388]  ? page_fault+0x8/0x30
[  301.766398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.766407]  ? page_fault+0x8/0x30
[  301.766416]  page_fault+0x1e/0x30
[  301.766436] RIP: 0033:0x45ddf3
[  301.766449] Code: Bad RIP value.
[  301.766454] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  301.766462] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  301.766467] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  301.766472] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  301.766476] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  301.766481] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  301.766573] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.766707] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.766711] syz-fuzzer cpuset=/ mems_allowed=0
[  301.770562]  ? graph_lock+0x170/0x170
[  301.773573] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  301.776667]  ? put_prev_task_stop+0x300/0xa10
[  301.780608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.780615] Call Trace:
[  301.784080]  ? lock_repin_lock+0x250/0x430
[  301.787416]  <IRQ>
[  301.793901]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.804109]  dump_stack+0x1c4/0x2b4
[  301.808684]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.815604]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.830233]  ? lockdep_hardirqs_on+0x421/0x5c0
[  301.832828]  warn_alloc.cold.118+0xb7/0x1bd
[  301.834952]  ? trace_hardirqs_on+0xbd/0x310
[  301.838563]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.844215]  ? kasan_check_read+0x11/0x20
[  301.848520]  ? lock_downgrade+0x900/0x900
[  301.853361]  ? mark_held_locks+0x130/0x130
[  301.857491]  ? trace_hardirqs_off+0xb8/0x300
[  301.861879]  ? audit_add_watch+0xae1/0xdc0
[  301.866278]  ? trace_hardirqs_off+0xb8/0x300
[  301.871106]  ? kasan_check_write+0x14/0x20
[  301.874892]  __alloc_pages_slowpath+0x2667/0x2d80
[  301.878688]  ? finish_task_switch+0x2f5/0x900
[  301.882764]  ? warn_alloc+0x120/0x120
[  301.886526]  ? __switch_to_asm+0x40/0x70
[  301.890485]  ? warn_alloc+0x120/0x120
[  301.894996]  ? preempt_notifier_register+0x200/0x200
[  301.899216]  ? print_usage_bug+0xc0/0xc0
[  301.903909]  ? __switch_to_asm+0x34/0x70
[  301.909718]  ? warn_alloc+0x120/0x120
[  301.913603]  ? __switch_to_asm+0x34/0x70
[  301.918684]  ? lock_release+0x970/0x970
[  301.918699]  ? print_usage_bug+0xc0/0xc0
[  301.923432]  ? __switch_to_asm+0x40/0x70
[  301.928517]  ? __lock_acquire+0x7ec/0x4ec0
[  301.932650]  ? __switch_to_asm+0x40/0x70
[  301.936880]  ? __lock_acquire+0x7ec/0x4ec0
[  301.942156]  ? __switch_to_asm+0x34/0x70
[  301.946032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.950244]  ? __switch_to_asm+0x40/0x70
[  301.950259]  ? __switch_to_asm+0x34/0x70
[  301.953791]  ? should_fail+0x22d/0xd01
[  301.958004]  ? __switch_to_asm+0x34/0x70
[  301.962134]  ? __lock_acquire+0x7ec/0x4ec0
[  301.966581]  ? __switch_to_asm+0x40/0x70
[  301.970977]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.975982]  ? __switch_to_asm+0x40/0x70
[  301.979939]  ? __lock_acquire+0x7ec/0x4ec0
[  301.983649]  ? __switch_to_asm+0x34/0x70
[  301.988043]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.993565]  ? __switch_to_asm+0x40/0x70
[  301.999080]  ? __lock_acquire+0x7ec/0x4ec0
[  301.999097]  ? should_fail+0x22d/0xd01
[  302.002887]  ? __schedule+0x874/0x1ed0
[  302.007453]  ? mark_held_locks+0x130/0x130
[  302.011494]  ? __switch_to_asm+0x40/0x70
[  302.016242]  ? mark_held_locks+0x130/0x130
[  302.022280]  ? __switch_to_asm+0x40/0x70
[  302.027108]  ? graph_lock+0x170/0x170
[  302.032576]  ? graph_lock+0x170/0x170
[  302.038095]  ? print_usage_bug+0xc0/0xc0
[  302.043100]  ? __sched_text_start+0x8/0x8
[  302.046380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.050440]  ? find_held_lock+0x36/0x1c0
[  302.054485]  ? check_preemption_disabled+0x48/0x200
[  302.059138]  ? __kthread_parkme+0xce/0x1a0
[  302.063958]  ? check_preemption_disabled+0x48/0x200
[  302.063982]  ? __lock_is_held+0xb5/0x140
[  302.067766]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  302.072158]  __alloc_pages_nodemask+0xa80/0xde0
[  302.077195]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  302.080985]  ? graph_lock+0x170/0x170
[  302.085030]  ? lockdep_hardirqs_on+0x421/0x5c0
[  302.089679]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.095212]  ? trace_hardirqs_on+0xbd/0x310
[  302.100756]  ? graph_lock+0x170/0x170
[  302.104804]  ? kasan_check_read+0x11/0x20
[  302.109203]  ? find_held_lock+0x36/0x1c0
[  302.113151]  ? __kthread_parkme+0xce/0x1a0
[  302.117646]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.122605]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.126825]  ? lock_downgrade+0x900/0x900
[  302.130525]  ? kasan_check_write+0x14/0x20
[  302.135820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.140122]  ? do_raw_spin_lock+0xc1/0x200
[  302.144257]  cache_grow_begin+0x91/0x8c0
[  302.150748]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  302.154376]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.161746]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.165540]  fallback_alloc+0x203/0x2e0
[  302.170973]  ? __kthread_parkme+0xfb/0x1a0
[  302.175023]  ____cache_alloc_node+0x1c7/0x1e0
[  302.179411]  kthread+0x35a/0x420
[  302.184765]  kmem_cache_alloc_node+0xe3/0x730
[  302.188824]  ? rcu_gp_init+0x1830/0x1830
[  302.193748]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.197615]  ? kthread_bind+0x40/0x40
[  302.202444]  __alloc_skb+0x119/0x770
[  302.206652]  ret_from_fork+0x3a/0x50
[  302.211639]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.211656]  ? skb_scrub_packet+0x490/0x490
[  302.216013] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  302.220879]  ? lock_downgrade+0x900/0x900
[  302.220901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.220919]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.224897] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  302.230365]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.234578] syz-executor3 cpuset=
[  302.238632]  ? addrconf_rs_timer+0x6f0/0x6f0
[  302.242665] syz3
[  302.246828]  ndisc_alloc_skb+0x144/0x340
[  302.251285]  mems_allowed=0
[  302.255798]  ndisc_send_rs+0x331/0x6e0
[  304.151241]  addrconf_rs_timer+0x3c0/0x6f0
[  304.155485]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.159745]  call_timer_fn+0x272/0x920
[  304.163647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.167883]  ? process_timeout+0x40/0x40
[  304.171944]  ? find_held_lock+0x36/0x1c0
[  304.176017]  ? mark_held_locks+0xc7/0x130
[  304.180171]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.184667]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.189170]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.193404]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  304.197991]  ? trace_hardirqs_on+0xbd/0x310
[  304.202312]  ? kasan_check_read+0x11/0x20
[  304.206458]  ? __run_timers+0x7da/0xc70
[  304.210423]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.216345]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.220582]  __run_timers+0x7e5/0xc70
[  304.224399]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  304.229765]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.234787]  ? graph_lock+0x170/0x170
[  304.238591]  ? print_usage_bug+0xc0/0xc0
[  304.242651]  ? lock_release+0x970/0x970
[  304.246627]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  304.251827]  ? find_held_lock+0x36/0x1c0
[  304.255897]  ? graph_lock+0x170/0x170
[  304.259706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.265272]  ? check_preemption_disabled+0x48/0x200
[  304.270303]  ? __lock_is_held+0xb5/0x140
[  304.274365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.279905]  ? check_preemption_disabled+0x48/0x200
[  304.284930]  run_timer_softirq+0x52/0xb0
[  304.288994]  ? rcu_read_lock_sched_held+0x108/0x120
[  304.294015]  __do_softirq+0x30b/0xad8
[  304.297832]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  304.302941]  ? pvclock_read_flags+0x160/0x160
[  304.307441]  ? lapic_next_event+0x5a/0x90
[  304.311594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.317135]  ? check_preemption_disabled+0x48/0x200
[  304.322158]  ? check_preemption_disabled+0x48/0x200
[  304.327182]  ? kvm_clock_read+0x18/0x30
[  304.331167]  ? kvm_sched_clock_read+0x9/0x20
[  304.335577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.341118]  ? check_preemption_disabled+0x48/0x200
[  304.346150]  irq_exit+0x17f/0x1c0
[  304.349623]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.354472]  ? smp_reschedule_interrupt+0x109/0x650
[  304.359494]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.365372]  ? interrupt_entry+0xb5/0xf0
[  304.369427]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.374444]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.379481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.384322]  ? trace_hardirqs_off+0x300/0x300
[  304.388823]  ? trace_hardirqs_off+0x300/0x300
[  304.393319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.398860]  ? check_preemption_disabled+0x48/0x200
[  304.403878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.409428]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.414295]  apic_timer_interrupt+0xf/0x20
[  304.418519]  </IRQ>
[  304.420763] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  304.425955] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  304.444854] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  304.452562] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  304.459831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  304.467099] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  304.474366] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  304.481634] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  304.488934]  retint_kernel+0x1b/0x2d
[  304.492650] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  304.497928] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  304.516832] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  304.524547] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  304.531818] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  304.539084] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  304.546350] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  304.553635] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  304.560946]  ? arch_local_irq_restore+0x45/0x52
[  304.565630]  dump_stack+0x26a/0x2b4
[  304.569279]  ? dump_stack_print_info.cold.2+0x52/0x52
[  304.574475]  ? mark_held_locks+0x130/0x130
[  304.578710]  ? mark_held_locks+0x130/0x130
[  304.582959]  dump_header+0x27b/0xf72
[  304.586688]  ? pagefault_out_of_memory+0x197/0x197
[  304.591639]  ? mark_held_locks+0x130/0x130
[  304.595877]  ? __lock_acquire+0x7ec/0x4ec0
[  304.600117]  ? mem_cgroup_charge_statistics+0x780/0x780
[  304.605479]  ? print_usage_bug+0xc0/0xc0
[  304.609547]  ? print_usage_bug+0xc0/0xc0
[  304.613616]  ? graph_lock+0x170/0x170
[  304.617405]  ? graph_lock+0x170/0x170
[  304.621199]  ? print_usage_bug+0xc0/0xc0
[  304.625262]  ? print_usage_bug+0xc0/0xc0
[  304.629334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.634877]  ? find_held_lock+0x36/0x1c0
[  304.638946]  ? mark_held_locks+0xc7/0x130
[  304.643101]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.648205]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.653347]  ? lockdep_hardirqs_on+0x421/0x5c0
[  304.657934]  ? trace_hardirqs_on+0xbd/0x310
[  304.662260]  ? kasan_check_read+0x11/0x20
[  304.666408]  ? ___ratelimit+0x36f/0x655
[  304.670381]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.675847]  ? trace_hardirqs_on+0x310/0x310
[  304.680262]  ? lock_downgrade+0x900/0x900
[  304.684417]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  304.689523]  ? ___ratelimit+0xaa/0x655
[  304.693413]  ? idr_get_free+0xec0/0xec0
[  304.697389]  ? kasan_check_write+0x14/0x20
[  304.701628]  ? do_raw_spin_lock+0xc1/0x200
[  304.705870]  oom_kill_process.cold.27+0x10/0x903
[  304.710642]  ? graph_lock+0x170/0x170
[  304.714445]  ? _raw_spin_unlock+0x2c/0x50
[  304.718592]  ? oom_badness+0xe6/0xaa0
[  304.722398]  ? oom_evaluate_task+0x540/0x540
[  304.726820]  ? find_held_lock+0x36/0x1c0
[  304.730888]  ? out_of_memory+0x974/0x14c0
[  304.735038]  ? lock_downgrade+0x900/0x900
[  304.739190]  ? check_preemption_disabled+0x48/0x200
[  304.744212]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.750010]  ? kasan_check_read+0x11/0x20
[  304.754164]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.759458]  ? rcu_bh_qs+0xc0/0xc0
[  304.763006]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.768036]  ? oom_evaluate_task+0x302/0x540
[  304.772448]  out_of_memory+0xa86/0x14c0
[  304.776434]  ? oom_killer_disable+0x3a0/0x3a0
[  304.780938]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  304.785877]  ? __mutex_add_waiter+0x2a0/0x2a0
[  304.790385]  __alloc_pages_slowpath+0x2318/0x2d80
[  304.795272]  ? warn_alloc+0x120/0x120
[  304.799074]  ? __radix_tree_lookup+0x4c0/0x4c0
[  304.803672]  ? find_get_entry+0x2f2/0xc40
[  304.807834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.813374]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  304.818304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.823857]  ? should_fail+0x22d/0xd01
[  304.827756]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.832863]  ? __lock_is_held+0xb5/0x140
[  304.836959]  ? __lock_is_held+0xb5/0x140
[  304.841027]  ? find_held_lock+0x36/0x1c0
[  304.845097]  ? ___might_sleep+0x1ed/0x300
[  304.849250]  ? lock_release+0x970/0x970
[  304.853229]  ? arch_local_save_flags+0x40/0x40
[  304.857836]  ? __might_sleep+0x95/0x190
[  304.861815]  __alloc_pages_nodemask+0xa80/0xde0
[  304.866494]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.871529]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.877326]  ? kasan_check_read+0x11/0x20
[  304.881477]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.886762]  ? graph_lock+0x170/0x170
[  304.890567]  ? print_usage_bug+0xc0/0xc0
[  304.894631]  ? graph_lock+0x170/0x170
[  304.898431]  ? graph_lock+0x170/0x170
[  304.902239]  ? __do_page_cache_readahead+0x7ce/0x980
[  304.907567]  ? find_held_lock+0x36/0x1c0
[  304.911629]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  304.917173]  alloc_pages_current+0x10c/0x210
[  304.921584]  ? lock_downgrade+0x900/0x900
[  304.925744]  __page_cache_alloc+0x38f/0x5b0
[  304.930069]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.935869]  ? kasan_check_read+0x11/0x20
[  304.940023]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.945301]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  304.949973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.955511]  ? check_preemption_disabled+0x48/0x200
[  304.960542]  filemap_fault+0x1594/0x25f0
[  304.964620]  ? __lock_page_or_retry+0xa00/0xa00
[  304.969290]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.975086]  ? kasan_check_read+0x11/0x20
[  304.979242]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.984543]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.989648]  ? rcu_bh_qs+0xc0/0xc0
[  304.993192]  ? trace_hardirqs_on+0xbd/0x310
[  304.997503]  ? kasan_check_read+0x11/0x20
[  305.001644]  ? __free_object+0x173/0x340
[  305.005710]  ? filemap_map_pages+0xdea/0x1980
[  305.010221]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  305.015325]  ? __free_object+0x173/0x340
[  305.019390]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  305.024677]  ? debug_object_free+0x325/0x690
[  305.029089]  ? find_get_pages_range_tag+0x1320/0x1320
[  305.034285]  ? graph_lock+0x170/0x170
[  305.038094]  ? kasan_check_read+0x11/0x20
[  305.042263]  ? debug_object_destroy+0x2b0/0x2b0
[  305.046976]  ? lock_acquire+0x1ed/0x520
[  305.050950]  ? ext4_filemap_fault+0x7a/0xad
[  305.055277]  ? lock_release+0x970/0x970
[  305.059257]  ? arch_local_save_flags+0x40/0x40
[  305.063850]  ? futex_wait_setup+0x3e0/0x3e0
[  305.068187]  ? down_read+0xb0/0x1d0
[  305.071815]  ? ext4_filemap_fault+0x7a/0xad
[  305.076157]  ? __down_interruptible+0x700/0x700
[  305.081022]  ext4_filemap_fault+0x82/0xad
[  305.085177]  __do_fault+0x100/0x6b0
[  305.088816]  ? print_bad_pte+0x6c0/0x6c0
[  305.092894]  ? do_futex+0x249/0x26d0
[  305.096797]  ? finish_task_switch+0x1f5/0x900
[  305.101311]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.105807]  ? pmd_val+0x88/0x100
[  305.109265]  ? add_mm_counter_fast+0xd0/0xd0
[  305.113671]  ? pmd_val+0x88/0x100
[  305.117125]  ? add_mm_counter_fast+0xd0/0xd0
[  305.121540]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.127083]  __handle_mm_fault+0x3709/0x53e0
[  305.131675]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  305.136524]  ? graph_lock+0x170/0x170
[  305.140325]  ? print_usage_bug+0xc0/0xc0
[  305.144382]  ? __switch_to_asm+0x34/0x70
[  305.148447]  ? graph_lock+0x170/0x170
[  305.152264]  ? graph_lock+0x170/0x170
[  305.156088]  ? handle_mm_fault+0x42a/0xc70
[  305.160316]  ? lock_downgrade+0x900/0x900
[  305.164455]  ? check_preemption_disabled+0x48/0x200
[  305.169478]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.175275]  ? kasan_check_read+0x11/0x20
[  305.179426]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.184704]  ? rcu_bh_qs+0xc0/0xc0
[  305.188258]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.193715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.199270]  ? check_preemption_disabled+0x48/0x200
[  305.204309]  handle_mm_fault+0x54f/0xc70
[  305.208381]  ? __handle_mm_fault+0x53e0/0x53e0
[  305.212967]  ? find_vma+0x34/0x190
[  305.216512]  __do_page_fault+0x67d/0xed0
[  305.220569]  ? mm_fault_error+0x380/0x380
[  305.224710]  ? trace_hardirqs_off+0xb8/0x300
[  305.229126]  ? trace_hardirqs_on+0x310/0x310
[  305.233535]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  305.238901]  ? trace_hardirqs_on+0x310/0x310
[  305.243313]  do_page_fault+0xf2/0x7e0
[  305.247116]  ? vmalloc_sync_all+0x30/0x30
[  305.251270]  ? error_entry+0x70/0xd0
[  305.254986]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.260003]  ? trace_hardirqs_on_caller+0xc0/0x300
[  305.264935]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.269861]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.274708]  ? trace_hardirqs_off+0x300/0x300
[  305.279211]  ? trace_hardirqs_off_caller+0x300/0x300
[  305.284321]  ? prepare_exit_to_usermode+0x291/0x3b0
[  305.289346]  ? page_fault+0x8/0x30
[  305.292893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.297751]  ? page_fault+0x8/0x30
[  305.301305]  page_fault+0x1e/0x30
[  305.304783] RIP: 0033:0x45ddf3
[  305.307987] Code: Bad RIP value.
[  305.311345] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  305.316706] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  305.323981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  305.331252] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  305.338520] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  305.345791] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  305.353091] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  305.353096] warn_alloc_show_mem: 1 callbacks suppressed
[  305.353104] Mem-Info:
[  305.360290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.360298] Call Trace:
[  305.365669] active_anon:44712 inactive_anon:372 isolated_anon:0
[  305.365669]  active_file:15 inactive_file:12 isolated_file:0
[  305.365669]  unevictable:0 dirty:0 writeback:0 unstable:0
[  305.365669]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  305.365669]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  305.365669]  free:13792 free_pcp:444 free_cma:0
[  305.368043]  <IRQ>
[  305.377394] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  305.377398] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  305.377418] lowmem_reserve[]: 0 2817 6321 6321
[  305.377431] Node 0 DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  305.377464] lowmem_reserve[]: 0 0 3503 3503
[  305.377477] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  305.377497] lowmem_reserve[]: 0 0 0 0
[  305.377510] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  305.377579] Node 0 DMA32: 3*4kB (UM) 0*8kB 3*16kB (M) 2*32kB (UM) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25276kB
[  305.377639] Node 0 Normal: 1020*4kB (UMEH) 383*8kB (MEH) 159*16kB (UMEH) 83*32kB (UMEH) 19*64kB (UM) 4*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14072kB
[  305.377707] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  305.377713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  305.377716] 407 total pagecache pages
[  305.377746] 0 pages in swap cache
[  305.381338]  dump_stack+0x1c4/0x2b4
[  305.414145] Swap cache stats: add 0, delete 0, find 0/0
[  305.416302]  ? dump_stack_print_info.cold.2+0x52/0x52
[  305.443868] Free swap  = 0kB
[  305.470945]  warn_alloc.cold.118+0xb7/0x1bd
[  305.475490] Total swap = 0kB
[  305.503551]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  305.507850] 1965979 pages RAM
[  305.537453]  ? lock_downgrade+0x900/0x900
[  305.541241] 0 pages HighMem/MovableOnly
[  305.555235]  ? trace_hardirqs_off+0xb8/0x300
[  305.569944] 342744 pages reserved
[  305.569953] 0 pages cma reserved
[  305.585830]  ? trace_hardirqs_off+0xb8/0x300
[  305.594751] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.603238]  __alloc_pages_slowpath+0x2667/0x2d80
[  305.603282]  ? warn_alloc+0x120/0x120
[  305.607143] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.610960]  ? warn_alloc+0x120/0x120
[  305.614561] syz-fuzzer cpuset=
[  305.619917]  ? print_usage_bug+0xc0/0xc0
[  305.625083] /
[  305.628095]  ? warn_alloc+0x120/0x120
[  305.632405]  mems_allowed=0
[  305.635415]  ? print_usage_bug+0xc0/0xc0
[  305.718756]  ? __lock_acquire+0x7ec/0x4ec0
[  305.722995]  ? __lock_acquire+0x7ec/0x4ec0
[  305.727284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.732833]  ? should_fail+0x22d/0xd01
[  305.736737]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.742793]  ? __lock_acquire+0x7ec/0x4ec0
[  305.747035]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.752136]  ? __lock_acquire+0x7ec/0x4ec0
[  305.756465]  ? should_fail+0x22d/0xd01
[  305.761494]  ? mark_held_locks+0x130/0x130
[  305.767257]  ? mark_held_locks+0x130/0x130
[  305.771510]  ? graph_lock+0x170/0x170
[  305.775311]  ? graph_lock+0x170/0x170
[  305.779579]  ? graph_lock+0x170/0x170
[  305.783379]  ? print_usage_bug+0xc0/0xc0
[  305.787436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.792974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.798514]  ? check_preemption_disabled+0x48/0x200
[  305.803532]  ? check_preemption_disabled+0x48/0x200
[  305.809042]  ? __lock_is_held+0xb5/0x140
[  305.813561]  __alloc_pages_nodemask+0xa80/0xde0
[  305.818245]  ? graph_lock+0x170/0x170
[  305.822051]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.827062]  ? graph_lock+0x170/0x170
[  305.830877]  ? find_held_lock+0x36/0x1c0
[  305.835449]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.840660]  ? lock_downgrade+0x900/0x900
[  305.844829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.850372]  cache_grow_begin+0x91/0x8c0
[  305.854435]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.858866]  fallback_alloc+0x203/0x2e0
[  305.862848]  ____cache_alloc_node+0x1c7/0x1e0
[  305.867836]  kmem_cache_alloc_node+0xe3/0x730
[  305.872827]  ? ipv6_get_ifaddr+0x42e/0x620
[  305.877073]  __alloc_skb+0x119/0x770
[  305.880786]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.886071]  ? skb_scrub_packet+0x490/0x490
[  305.890391]  ? lock_downgrade+0x900/0x900
[  305.894557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.900125]  ? refcount_sub_and_test_checked+0x203/0x310
[  305.905742]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  305.911199]  ? addrconf_rs_timer+0x6f0/0x6f0
[  305.915620]  ndisc_alloc_skb+0x144/0x340
[  305.919688]  ndisc_send_rs+0x331/0x6e0
[  305.923767]  addrconf_rs_timer+0x3c0/0x6f0
[  305.928008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.932260]  call_timer_fn+0x272/0x920
[  305.936151]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.940871]  ? process_timeout+0x40/0x40
[  305.944934]  ? find_held_lock+0x36/0x1c0
[  305.949007]  ? __run_timers+0x7da/0xc70
[  305.952990]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.957487]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.961985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.966685]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  305.971272]  ? trace_hardirqs_on+0xbd/0x310
[  305.976110]  ? kasan_check_read+0x11/0x20
[  305.980266]  ? __run_timers+0x7da/0xc70
[  305.984242]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.989712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.994476]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.998710]  __run_timers+0x7e5/0xc70
[  306.002969]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  306.008334]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.013394]  ? graph_lock+0x170/0x170
[  306.017196]  ? enqueue_hrtimer+0x1a5/0x560
[  306.021427]  ? lock_release+0x970/0x970
[  306.025915]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.033235]  ? find_held_lock+0x36/0x1c0
[  306.038438]  ? graph_lock+0x170/0x170
[  306.042238]  ? pvclock_read_flags+0x160/0x160
[  306.046760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.052313]  ? check_preemption_disabled+0x48/0x200
[  306.057356]  ? __lock_is_held+0xb5/0x140
[  306.061904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.067955]  ? check_preemption_disabled+0x48/0x200
[  306.072981]  run_timer_softirq+0x52/0xb0
[  306.077043]  ? rcu_read_lock_sched_held+0x108/0x120
[  306.082062]  __do_softirq+0x30b/0xad8
[  306.091486]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  306.097105]  ? pvclock_read_flags+0x160/0x160
[  306.101600]  ? lapic_next_event+0x5a/0x90
[  306.105756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.111296]  ? check_preemption_disabled+0x48/0x200
[  306.116309]  ? check_preemption_disabled+0x48/0x200
[  306.121844]  ? kvm_clock_read+0x18/0x30
[  306.125836]  ? kvm_sched_clock_read+0x9/0x20
[  306.130769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.136322]  ? check_preemption_disabled+0x48/0x200
[  306.141348]  irq_exit+0x17f/0x1c0
[  306.144811]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.149673]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.156065]  ? interrupt_entry+0xb5/0xf0
[  306.160661]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.165684]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.170741]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.175588]  ? trace_hardirqs_off+0x300/0x300
[  306.180082]  ? trace_hardirqs_off+0x300/0x300
[  306.184579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.190560]  ? check_preemption_disabled+0x48/0x200
[  306.196032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.201589]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.206441]  apic_timer_interrupt+0xf/0x20
[  306.210837]  </IRQ>
[  306.213075] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  306.218021] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  306.237900] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  306.246123] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  306.253391] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  306.261119] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  306.268393] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  306.275659] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  306.282972]  skb_clone+0x1bb/0x500
[  306.286958]  ? finish_task_switch+0x2f5/0x900
[  306.291454]  ? skb_split+0x11e0/0x11e0
[  306.295356]  ? preempt_notifier_register+0x200/0x200
[  306.300458]  ? __switch_to_asm+0x34/0x70
[  306.304539]  ? __switch_to_asm+0x34/0x70
[  306.308597]  ? __switch_to_asm+0x40/0x70
[  306.312669]  ? __switch_to_asm+0x34/0x70
[  306.316752]  ? __switch_to_asm+0x40/0x70
[  306.321277]  ? __switch_to_asm+0x34/0x70
[  306.325334]  ? __switch_to_asm+0x40/0x70
[  306.329409]  ? __switch_to_asm+0x34/0x70
[  306.333484]  ? __switch_to_asm+0x34/0x70
[  306.337555]  ? __switch_to_asm+0x40/0x70
[  306.341612]  ? __switch_to_asm+0x34/0x70
[  306.346141]  bpf_clone_redirect+0xb9/0x490
[  306.350378]  ? __schedule+0x874/0x1ed0
[  306.354767]  bpf_prog_bebbfe2050753572+0xc7c/0x1000
[  306.360768]  ? __sched_text_start+0x8/0x8
[  306.367128]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  306.371914]  ? find_held_lock+0x36/0x1c0
[  306.376441]  ? lock_acquire+0x1ed/0x520
[  306.380417]  ? bpf_test_run+0x32e/0x5a0
[  306.384395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.390431]  ? check_preemption_disabled+0x48/0x200
[  306.395455]  ? kasan_check_read+0x11/0x20
[  306.399621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.404901]  ? rcu_bh_qs+0xc0/0xc0
[  306.408457]  ? preempt_schedule+0x4d/0x60
[  306.413046]  ? ___preempt_schedule+0x16/0x18
[  306.421832]  ? bpf_test_run+0x1c0/0x5a0
[  306.425824]  ? netlink_diag_dump+0x2a0/0x2a0
[  306.430235]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.435769]  ? bpf_test_init.isra.9+0x70/0x100
[  306.440358]  ? bpf_prog_test_run_skb+0x634/0xb40
[  306.445572]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  306.450868]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  306.456402]  ? fput+0x130/0x1a0
[  306.459748]  ? __bpf_prog_get+0x9b/0x290
[  306.463840]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  306.468681]  ? bpf_prog_test_run+0x130/0x1a0
[  306.473110]  ? __x64_sys_bpf+0x3d8/0x510
[  306.477653]  ? bpf_prog_get+0x20/0x20
[  306.481977]  ? do_syscall_64+0x1b9/0x820
[  306.486041]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  306.491408]  ? syscall_return_slowpath+0x5e0/0x5e0
[  306.496337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.501183]  ? trace_hardirqs_off+0x300/0x300
[  306.505679]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  306.510697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.516752]  ? prepare_exit_to_usermode+0x291/0x3b0
[  306.521779]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.526631]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  306.532014] CPU: 1 PID: 5362 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  306.532086] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  306.538947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.538952] Call Trace:
[  306.538959]  <IRQ>
[  306.538975]  dump_stack+0x1c4/0x2b4
[  306.538991]  ? dump_stack_print_info.cold.2+0x52/0x52
[  306.539018]  warn_alloc.cold.118+0xb7/0x1bd
[  306.546034] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  306.555329]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  306.557889] syz-executor3 cpuset=
[  306.560035]  ? lock_downgrade+0x900/0x900
[  306.563634] syz3
[  306.568819]  ? trace_hardirqs_off+0xb8/0x300
[  306.573114]  mems_allowed=0
[  306.583593]  ? trace_hardirqs_off+0xb8/0x300
[  306.609677]  __alloc_pages_slowpath+0x2667/0x2d80
[  306.614552]  ? warn_alloc+0x120/0x120
[  306.618358]  ? warn_alloc+0x120/0x120
[  306.622173]  ? print_usage_bug+0xc0/0xc0
[  306.626249]  ? warn_alloc+0x120/0x120
[  306.630064]  ? print_usage_bug+0xc0/0xc0
[  306.634135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.639672]  ? should_fail+0x22d/0xd01
[  306.643557]  ? lock_downgrade+0x900/0x900
[  306.647696]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.652815]  ? __lock_acquire+0x7ec/0x4ec0
[  306.657059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.662157]  ? __lock_acquire+0x7ec/0x4ec0
[  306.666387]  ? should_fail+0x22d/0xd01
[  306.670284]  ? mark_held_locks+0x130/0x130
[  306.674518]  ? mark_held_locks+0x130/0x130
[  306.678776]  ? kasan_check_read+0x11/0x20
[  306.682926]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.688226]  ? graph_lock+0x170/0x170
[  306.692032]  ? print_usage_bug+0xc0/0xc0
[  306.696093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.701635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.707203]  ? check_preemption_disabled+0x48/0x200
[  306.712226]  ? check_preemption_disabled+0x48/0x200
[  306.717265]  ? __lock_is_held+0xb5/0x140
[  306.721337]  __alloc_pages_nodemask+0xa80/0xde0
[  306.726008]  ? graph_lock+0x170/0x170
[  306.729823]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.734837]  ? graph_lock+0x170/0x170
[  306.738652]  ? find_held_lock+0x36/0x1c0
[  306.742732]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.747433]  ? lock_downgrade+0x900/0x900
[  306.751584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.757129]  cache_grow_begin+0x91/0x8c0
[  306.761224]  ? do_raw_spin_unlock+0xa7/0x2f0
[  306.765634]  fallback_alloc+0x203/0x2e0
[  306.769610]  ____cache_alloc_node+0x1c7/0x1e0
[  306.774129]  kmem_cache_alloc_node+0xe3/0x730
[  306.778643]  ? ipv6_get_ifaddr+0x42e/0x620
[  306.782888]  __alloc_skb+0x119/0x770
[  306.786601]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.791881]  ? skb_scrub_packet+0x490/0x490
[  306.796201]  ? lock_downgrade+0x900/0x900
[  306.800375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.805916]  ? refcount_sub_and_test_checked+0x203/0x310
[  306.811370]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  306.816823]  ? addrconf_rs_timer+0x6f0/0x6f0
[  306.821296]  ndisc_alloc_skb+0x144/0x340
[  306.825362]  ndisc_send_rs+0x331/0x6e0
[  306.829273]  addrconf_rs_timer+0x3c0/0x6f0
[  306.833512]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.837783]  call_timer_fn+0x272/0x920
[  306.841716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.845965]  ? process_timeout+0x40/0x40
[  306.850023]  ? find_held_lock+0x36/0x1c0
[  306.854096]  ? mark_held_locks+0xc7/0x130
[  306.858251]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.862762]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.867262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.871511]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  306.876107]  ? trace_hardirqs_on+0xbd/0x310
[  306.880426]  ? kasan_check_read+0x11/0x20
[  306.884573]  ? __run_timers+0x7da/0xc70
[  306.888563]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.894020]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.898267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.902503]  __run_timers+0x7e5/0xc70
[  306.906347]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  306.911750]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.916784]  ? graph_lock+0x170/0x170
[  306.920583]  ? print_usage_bug+0xc0/0xc0
[  306.924717]  ? lock_release+0x970/0x970
[  306.928704]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.933966]  ? find_held_lock+0x36/0x1c0
[  306.938034]  ? graph_lock+0x170/0x170
[  306.941856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.947396]  ? check_preemption_disabled+0x48/0x200
[  306.952422]  ? __lock_is_held+0xb5/0x140
[  306.956482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.962016]  ? check_preemption_disabled+0x48/0x200
[  306.967045]  run_timer_softirq+0x52/0xb0
[  306.971109]  ? rcu_read_lock_sched_held+0x108/0x120
[  306.976128]  __do_softirq+0x30b/0xad8
[  306.979945]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  306.985054]  ? pvclock_read_flags+0x160/0x160
[  306.989552]  ? lapic_next_event+0x5a/0x90
[  306.993701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.999254]  ? check_preemption_disabled+0x48/0x200
[  307.004270]  ? check_preemption_disabled+0x48/0x200
[  307.009306]  ? kvm_clock_read+0x18/0x30
[  307.013280]  ? kvm_sched_clock_read+0x9/0x20
[  307.017692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.023241]  ? check_preemption_disabled+0x48/0x200
[  307.028291]  irq_exit+0x17f/0x1c0
[  307.031754]  smp_apic_timer_interrupt+0x1cb/0x760
[  307.036609]  ? smp_reschedule_interrupt+0x109/0x650
[  307.041640]  ? smp_call_function_single_interrupt+0x650/0x650
[  307.047513]  ? interrupt_entry+0xb5/0xf0
[  307.051581]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.056591]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.061623]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.066465]  ? trace_hardirqs_off+0x300/0x300
[  307.071124]  ? trace_hardirqs_off+0x300/0x300
[  307.075643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.081181]  ? check_preemption_disabled+0x48/0x200
[  307.086196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.091733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.096563]  apic_timer_interrupt+0xf/0x20
[  307.100777]  </IRQ>
[  307.102996] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  307.108182] Code: 00 e8 37 60 97 f9 e8 b2 b1 c6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 54 00 94 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 2a 00
[  307.127091] RSP: 0000:ffff8801ba9fe150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  307.134805] RAX: 1ffffffff12a4537 RBX: 0000000000000000 RCX: 1ffff1003b1c01ee
[  307.142082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d8e00efc
[  307.149343] RBP: ffff8801ba9fe178 R08: ffff8801d8e00f70 R09: 0000000000000006
[  307.156605] R10: 0000000000000000 R11: ffff8801d8e00680 R12: dffffc0000000000
[  307.163874] R13: fffffbfff12a4536 R14: ffffffff895229b8 R15: ffffffff895229b0
[  307.171185]  retint_kernel+0x1b/0x2d
[  307.174903] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  307.180164] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  307.199060] RSP: 0000:ffff8801ba9fe238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  307.206778] RAX: ffff8801d8e00680 RBX: 0000000000000293 RCX: 1ffff1003b1c01ee
[  307.214044] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  307.221309] RBP: ffff8801ba9fe240 R08: ffff8801d8e00f70 R09: 0000000000000006
[  307.228573] R10: 0000000000000000 R11: ffff8801d8e00680 R12: 0000000000000293
[  307.235840] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  307.243136]  ? arch_local_irq_restore+0x45/0x52
[  307.247817]  dump_stack+0x26a/0x2b4
[  307.251467]  ? dump_stack_print_info.cold.2+0x52/0x52
[  307.256686]  ? mark_held_locks+0x130/0x130
[  307.260919]  ? mark_held_locks+0x130/0x130
[  307.265157]  dump_header+0x27b/0xf72
[  307.268860]  ? pagefault_out_of_memory+0x197/0x197
[  307.273776]  ? mark_held_locks+0x130/0x130
[  307.277989]  ? __lock_acquire+0x7ec/0x4ec0
[  307.282203]  ? mem_cgroup_charge_statistics+0x780/0x780
[  307.287547]  ? print_usage_bug+0xc0/0xc0
[  307.291592]  ? print_usage_bug+0xc0/0xc0
[  307.295635]  ? graph_lock+0x170/0x170
[  307.299411]  ? graph_lock+0x170/0x170
[  307.303189]  ? print_usage_bug+0xc0/0xc0
[  307.307226]  ? print_usage_bug+0xc0/0xc0
[  307.311273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.316805]  ? find_held_lock+0x36/0x1c0
[  307.320852]  ? mark_held_locks+0xc7/0x130
[  307.324985]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  307.330068]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  307.335148]  ? lockdep_hardirqs_on+0x421/0x5c0
[  307.339713]  ? trace_hardirqs_on+0xbd/0x310
[  307.344041]  ? kasan_check_read+0x11/0x20
[  307.348173]  ? ___ratelimit+0x36f/0x655
[  307.352129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.357559]  ? trace_hardirqs_on+0x310/0x310
[  307.361945]  ? lock_downgrade+0x900/0x900
[  307.366075]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  307.371161]  ? ___ratelimit+0xaa/0x655
[  307.375032]  ? idr_get_free+0xec0/0xec0
[  307.379010]  ? kasan_check_write+0x14/0x20
[  307.383250]  ? do_raw_spin_lock+0xc1/0x200
[  307.387501]  oom_kill_process.cold.27+0x10/0x903
[  307.392262]  ? graph_lock+0x170/0x170
[  307.396063]  ? _raw_spin_unlock+0x2c/0x50
[  307.400208]  ? oom_badness+0xe6/0xaa0
[  307.404026]  ? oom_evaluate_task+0x540/0x540
[  307.408436]  ? find_held_lock+0x36/0x1c0
[  307.412507]  ? out_of_memory+0x974/0x14c0
[  307.416653]  ? lock_downgrade+0x900/0x900
[  307.420803]  ? check_preemption_disabled+0x48/0x200
[  307.425830]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.431629]  ? kasan_check_read+0x11/0x20
[  307.435776]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.441050]  ? rcu_bh_qs+0xc0/0xc0
[  307.444595]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.449623]  ? oom_evaluate_task+0x302/0x540
[  307.454035]  out_of_memory+0xa86/0x14c0
[  307.458037]  ? oom_killer_disable+0x3a0/0x3a0
[  307.463010]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  307.467944]  ? __mutex_add_waiter+0x2a0/0x2a0
[  307.472463]  __alloc_pages_slowpath+0x2318/0x2d80
[  307.477353]  ? warn_alloc+0x120/0x120
[  307.481155]  ? __radix_tree_lookup+0x4c0/0x4c0
[  307.485759]  ? find_get_entry+0x2f2/0xc40
[  307.489924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.495465]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  307.500417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.505958]  ? should_fail+0x22d/0xd01
[  307.509855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.514957]  ? __lock_is_held+0xb5/0x140
[  307.519048]  ? __lock_is_held+0xb5/0x140
[  307.523116]  ? find_held_lock+0x36/0x1c0
[  307.527184]  ? ___might_sleep+0x1ed/0x300
[  307.531331]  ? lock_release+0x970/0x970
[  307.535308]  ? arch_local_save_flags+0x40/0x40
[  307.539902]  ? __might_sleep+0x95/0x190
[  307.543885]  __alloc_pages_nodemask+0xa80/0xde0
[  307.548585]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  307.553607]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.559406]  ? kasan_check_read+0x11/0x20
[  307.563558]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.568836]  ? graph_lock+0x170/0x170
[  307.572639]  ? print_usage_bug+0xc0/0xc0
[  307.576705]  ? graph_lock+0x170/0x170
[  307.580514]  ? graph_lock+0x170/0x170
[  307.584792]  ? __do_page_cache_readahead+0x7ce/0x980
[  307.589903]  ? find_held_lock+0x36/0x1c0
[  307.593968]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  307.599514]  alloc_pages_current+0x10c/0x210
[  307.603920]  ? lock_downgrade+0x900/0x900
[  307.608073]  __page_cache_alloc+0x38f/0x5b0
[  307.612396]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.618222]  ? kasan_check_read+0x11/0x20
[  307.622369]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.627649]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  307.632322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.637864]  ? check_preemption_disabled+0x48/0x200
[  307.642901]  filemap_fault+0x1594/0x25f0
[  307.646978]  ? __lock_page_or_retry+0xa00/0xa00
[  307.651645]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.657445]  ? kasan_check_read+0x11/0x20
[  307.662047]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.667320]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  307.672420]  ? rcu_bh_qs+0xc0/0xc0
[  307.675960]  ? trace_hardirqs_on+0xbd/0x310
[  307.680283]  ? kasan_check_read+0x11/0x20
[  307.684431]  ? __free_object+0x173/0x340
[  307.688503]  ? filemap_map_pages+0xdea/0x1980
[  307.693001]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  307.698105]  ? __free_object+0x173/0x340
[  307.702168]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  307.707453]  ? debug_object_free+0x325/0x690
[  307.711868]  ? find_get_pages_range_tag+0x1320/0x1320
[  307.717080]  ? graph_lock+0x170/0x170
[  307.720890]  ? kasan_check_read+0x11/0x20
[  307.725041]  ? debug_object_destroy+0x2b0/0x2b0
[  307.729758]  ? lock_acquire+0x1ed/0x520
[  307.733773]  ? ext4_filemap_fault+0x7a/0xad
[  307.738100]  ? lock_release+0x970/0x970
[  307.742074]  ? arch_local_save_flags+0x40/0x40
[  307.746664]  ? futex_wait_setup+0x3e0/0x3e0
[  307.750997]  ? down_read+0xb0/0x1d0
[  307.754621]  ? ext4_filemap_fault+0x7a/0xad
[  307.758943]  ? __down_interruptible+0x700/0x700
[  307.763638]  ext4_filemap_fault+0x82/0xad
[  307.767796]  __do_fault+0x100/0x6b0
[  307.771429]  ? print_bad_pte+0x6c0/0x6c0
[  307.775494]  ? do_futex+0x249/0x26d0
[  307.779218]  ? finish_task_switch+0x1f5/0x900
[  307.783736]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.788243]  ? pmd_val+0x88/0x100
[  307.791696]  ? add_mm_counter_fast+0xd0/0xd0
[  307.796111]  ? pmd_val+0x88/0x100
[  307.799565]  ? add_mm_counter_fast+0xd0/0xd0
[  307.803981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.809523]  __handle_mm_fault+0x3709/0x53e0
[  307.813942]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  307.818787]  ? graph_lock+0x170/0x170
[  307.822593]  ? print_usage_bug+0xc0/0xc0
[  307.826652]  ? __switch_to_asm+0x34/0x70
[  307.830712]  ? graph_lock+0x170/0x170
[  307.834520]  ? graph_lock+0x170/0x170
[  307.838341]  ? handle_mm_fault+0x42a/0xc70
[  307.842575]  ? lock_downgrade+0x900/0x900
[  307.846734]  ? check_preemption_disabled+0x48/0x200
[  307.851764]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.857561]  ? kasan_check_read+0x11/0x20
[  307.862114]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.867376]  ? rcu_bh_qs+0xc0/0xc0
[  307.870899]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.876347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.881897]  ? check_preemption_disabled+0x48/0x200
[  307.886924]  handle_mm_fault+0x54f/0xc70
[  307.890988]  ? __handle_mm_fault+0x53e0/0x53e0
[  307.895574]  ? find_vma+0x34/0x190
[  307.899123]  __do_page_fault+0x67d/0xed0
[  307.903196]  ? mm_fault_error+0x380/0x380
[  307.907340]  ? trace_hardirqs_off+0xb8/0x300
[  307.911753]  ? trace_hardirqs_on+0x310/0x310
[  307.916166]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  307.921559]  ? trace_hardirqs_on+0x310/0x310
[  307.925979]  do_page_fault+0xf2/0x7e0
[  307.929787]  ? vmalloc_sync_all+0x30/0x30
[  307.933940]  ? error_entry+0x70/0xd0
[  307.937654]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.942668]  ? trace_hardirqs_on_caller+0xc0/0x300
[  307.947601]  ? syscall_return_slowpath+0x5e0/0x5e0
[  307.952531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.957372]  ? trace_hardirqs_off+0x300/0x300
[  307.962396]  ? trace_hardirqs_off_caller+0x300/0x300
[  307.967511]  ? prepare_exit_to_usermode+0x291/0x3b0
[  307.972527]  ? page_fault+0x8/0x30
[  307.976074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.980924]  ? page_fault+0x8/0x30
[  307.984463]  page_fault+0x1e/0x30
[  307.987924] RIP: 0033:0x45ddf3
[  307.991123] Code: Bad RIP value.
[  307.994488] RSP: 002b:000000c42001fea0 EFLAGS: 00010202
[  307.999855] RAX: ffffffffffffff92 RBX: 0000000038144a2a RCX: 000000000045ddf3
[  308.007123] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
[  308.014392] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  308.021868] R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
[  308.029135] R13: 0000000000000000 R14: 000000000045b6a0 R15: 0000000000000000
[  308.036430] warn_alloc_show_mem: 1 callbacks suppressed
[  308.036443] CPU: 0 PID: 8908 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #51
[  308.036445] Mem-Info:
[  308.036485] active_anon:44712 inactive_anon:372 isolated_anon:0
[  308.036485]  active_file:15 inactive_file:12 isolated_file:0
[  308.036485]  unevictable:0 dirty:0 writeback:0 unstable:0
[  308.036485]  slab_reclaimable:8838 slab_unreclaimable:1478678
[  308.036485]  mapped:8387 shmem:380 pagetables:397 bounce:0
[  308.036485]  free:13792 free_pcp:444 free_cma:0
[  308.041806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  308.041814] Call Trace:
[  308.049004] Node 0 active_anon:178848kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  308.049012] Node 0 
[  308.051432]  <IRQ>
[  308.084763] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  308.094090]  dump_stack+0x1c4/0x2b4
[  308.096642] lowmem_reserve[]: 0
[  308.124234]  ? dump_stack_print_info.cold.2+0x52/0x52
[  308.126444]  2817
[  308.128596]  warn_alloc.cold.118+0xb7/0x1bd
[  308.154152]  6321 6321
[  308.157772]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  308.161033] Node 0 
[  308.166235]  ? lock_downgrade+0x900/0x900
[  308.168275] DMA32 free:25276kB min:30048kB low:37560kB high:45072kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  308.172563]  ? trace_hardirqs_off+0xb8/0x300
[  308.175021] lowmem_reserve[]: 0
[  308.179960]  ? trace_hardirqs_off+0xb8/0x300
[  308.182151]  0 3503
[  308.186303]  __alloc_pages_slowpath+0x2667/0x2d80
[  308.213236]  3503
[  308.213247] Node 0 
[  308.217826]  ? warn_alloc+0x120/0x120
[  308.221088] Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:176800kB inactive_anon:1488kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:4992kB pagetables:1588kB bounce:0kB free_pcp:1528kB local_pcp:1272kB free_cma:0kB
[  308.225481]  ? warn_alloc+0x120/0x120
[  308.227675] lowmem_reserve[]: 0
[  308.232524]  ? print_usage_bug+0xc0/0xc0
[  308.234550]  0 0
[  308.236828]  ? warn_alloc+0x120/0x120
[  308.240588]  0
[  308.269224]  ? print_usage_bug+0xc0/0xc0
[  308.272991] Node 0 
[  308.276256]  ? __lock_acquire+0x7ec/0x4ec0
[  308.280281] DMA: 1*4kB 
[  308.282248]  ? __lock_acquire+0x7ec/0x4ec0
[  308.286020] (U) 0*8kB 
[  308.287825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.291846] 0*16kB 1*32kB 
[  308.294075]  ? should_fail+0x22d/0xd01
[  308.298273] (U) 2*64kB 
[  308.300845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.305039] (U) 1*128kB 
[  308.307531]  ? __lock_acquire+0x7ec/0x4ec0
[  308.313138] (U) 1*256kB 
[  308.315980]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.319828] (U) 0*512kB 
[  308.322408]  ? __lock_acquire+0x7ec/0x4ec0
[  308.322421]  ? should_fail+0x22d/0xd01
[  308.327680] 1*1024kB (U) 
[  308.330371]  ? mark_held_locks+0x130/0x130
[  308.334607] 1*2048kB (M) 
[  308.337279]  ? mark_held_locks+0x130/0x130
[  308.342353] 3*4096kB (M) 
[  308.345021]  ? graph_lock+0x170/0x170
[  308.349218] = 15908kB
[  308.349225] Node 0 
[  308.353120]  ? graph_lock+0x170/0x170
[  308.355839] DMA32: 3*4kB 
[  308.360066]  ? graph_lock+0x170/0x170
[  308.362793] (UM) 0*8kB 
[  308.367020]  ? print_usage_bug+0xc0/0xc0
[  308.369744] 3*16kB (M) 
[  308.373697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.376068] 2*32kB (UM) 
[  308.378330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.382089] 3*64kB (UM) 
[  308.384947]  ? check_preemption_disabled+0x48/0x200
[  308.388728] 3*128kB (M) 
[  308.391340]  ? check_preemption_disabled+0x48/0x200
[  308.395360] 2*256kB (M) 
[  308.397947]  ? __lock_is_held+0xb5/0x140
[  308.403454] 3*512kB (M) 
[  308.406153]  __alloc_pages_nodemask+0xa80/0xde0
[  308.406162]  ? graph_lock+0x170/0x170
[  308.411664] 4*1024kB (UM) 
[  308.414347]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  308.419344] 1*2048kB (M) 4*4096kB 
[  308.422026]  ? graph_lock+0x170/0x170
[  308.422041]  ? find_held_lock+0x36/0x1c0
[  308.427019] (M) = 25276kB
[  308.429686]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.433707] Node 0 Normal: 
[  308.436385]  ? lock_downgrade+0x900/0x900
[  308.441020] 1020*4kB 
[  308.444805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.447610] (UMEH) 383*8kB 
[  308.452629]  cache_grow_begin+0x91/0x8c0
[  308.456135] (MEH) 
[  308.459921]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.463946] 159*16kB (UMEH) 
[  308.466700]  fallback_alloc+0x203/0x2e0
[  308.471330] 83*32kB (UMEH) 
[  308.474255]  ____cache_alloc_node+0x1c7/0x1e0
[  308.478367] 19*64kB (UM) 
[  308.480771]  kmem_cache_alloc_node+0xe3/0x730
[  308.486272] 4*128kB (M) 
[  308.489196]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.493222] 0*256kB 0*512kB 
[  308.495369]  __alloc_skb+0x119/0x770
[  308.499739] 0*1024kB 0*2048kB 
[  308.502768]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.506699] 0*4096kB = 14072kB
[  308.509637]  ? skb_scrub_packet+0x490/0x490
[  308.514102] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  308.516842]  ? lock_downgrade+0x900/0x900
[  308.521302] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.521309] 407 total pagecache pages
[  308.523965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.528171] 0 pages in swap cache
[  308.531170]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.534846] Swap cache stats: add 0, delete 0, find 0/0
[  308.534853] Free swap  = 0kB
[  308.538036]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.543269] Total swap = 0kB
[  308.543277] 1965979 pages RAM
[  308.546457]  ? addrconf_rs_timer+0x6f0/0x6f0
[  308.550760] 0 pages HighMem/MovableOnly
[  308.550767] 342744 pages reserved
[  308.559592]  ndisc_alloc_skb+0x144/0x340
[  308.563711] 0 pages cma reserved
[  308.563829] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  308.572429]  ndisc_send_rs+0x331/0x6e0
[  308.572445]  addrconf_rs_timer+0x3c0/0x6f0
[  308.576266] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  308.581758]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.585179] syz-fuzzer cpuset=
[  308.590688]  call_timer_fn+0x272/0x920
[  308.596136] /
[  308.599147]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.604562]  mems_allowed=0
[  308.674804]  ? process_timeout+0x40/0x40
[  308.678847]  ? find_held_lock+0x36/0x1c0
[  308.682908]  ? __run_timers+0x7da/0xc70
[  308.686873]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.691357]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.695837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.700055]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  308.704641]  ? trace_hardirqs_on+0xbd/0x310
[  308.708954]  ? kasan_check_read+0x11/0x20
[  308.713095]  ? __run_timers+0x7da/0xc70
[  308.717056]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.722491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.726822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.731041]  __run_timers+0x7e5/0xc70
[  308.734901]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.740370]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.745378]  ? graph_lock+0x170/0x170
[  308.749166]  ? enqueue_hrtimer+0x1a5/0x560
[  308.753387]  ? lock_release+0x970/0x970
[  308.757353]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.762531]  ? find_held_lock+0x36/0x1c0
[  308.766574]  ? graph_lock+0x170/0x170
[  308.770416]  ? pvclock_read_flags+0x160/0x160
[  308.774899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.780425]  ? check_preemption_disabled+0x48/0x200
[  308.785432]  ? __lock_is_held+0xb5/0x140
[  308.789481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.795007]  ? check_preemption_disabled+0x48/0x200
[  308.800013]  run_timer_softirq+0x52/0xb0
[  308.804055]  ? rcu_read_lock_sched_held+0x108/0x120
[  308.809054]  __do_softirq+0x30b/0xad8
[  308.812844]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  308.817935]  ? pvclock_read_flags+0x160/0x160
[  308.822412]  ? lapic_next_event+0x5a/0x90
[  308.826558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.832089]  ? check_preemption_disabled+0x48/0x200
[  308.837107]  ? check_preemption_disabled+0x48/0x200
[  308.842225]  ? kvm_clock_read+0x18/0x30
[  308.846186]  ? kvm_sched_clock_read+0x9/0x20
[  308.850680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.856257]  ? check_preemption_disabled+0x48/0x200
[  308.861292]  irq_exit+0x17f/0x1c0
[  308.864742]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.869575]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.875445]  ? interrupt_entry+0xb5/0xf0
[  308.879544]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.884556]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.889575]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.894415]  ? trace_hardirqs_off+0x300/0x300
[  308.899018]  ? trace_hardirqs_off+0x300/0x300
[  308.903506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.909031]  ? check_preemption_disabled+0x48/0x200
[  308.914036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.919594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.924431]  apic_timer_interrupt+0xf/0x20
[  308.928656]  </IRQ>
[  308.930883] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  308.936303] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  308.955295] RSP: 0000:ffff88019f2f7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  308.962986] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  308.970397] RDX: 0000000000000000 RSI: ffff88019e4f6900 RDI: 0000000000000282
[  308.977654] RBP: ffff88019f2f77b0 R08: ffff88019e4f6080 R09: 0000000000000000
[  308.985033] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  308.992304] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  308.999589]  skb_clone+0x1bb/0x500
[  309.003130]  ? finish_task_switch+0x2f5/0x900
[  309.007608]  ? skb_split+0x11e0/0x11e0
[  309.011490]  ? preempt_notifier_register+0x200/0x200
[  309.016578]  ? __switch_to_asm+0x34/0x70
[  309.020620]  ? __switch_to_asm+0x34/0x70
[  309.024661]  ? __switch_to_asm+0x40/0x70
[  309.028708]  ? __switch_to_asm+0x34/0x70
[  309.032758]  ? __switch_to_asm+0x40/0x70
[  309.036811]  ? __switch_to_asm+0x34/0x70
[  309.040855]  ? __switch_to_asm+0x40/0x70
[  309.044902]  ? __switch_to_asm+0x34/0x70
[  309.049204]  ? __switch_to_asm+0x34/0x70
[  309.053249]  ? __switch_to_asm+0x40/0x70