/0x20
[  210.201794] 2*32kB 
[  210.203768]  ? refcount_sub_and_test_checked+0x203/0x310
[  210.209279] (UM) 
[  210.211510]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  210.216935] 2*64kB 
[  210.218993]  ? addrconf_rs_timer+0x6f0/0x6f0
[  210.224417] (M) 
[  210.226658]  ndisc_alloc_skb+0x144/0x340
[  210.231033] 3*128kB 
[  210.233002]  ndisc_send_rs+0x331/0x6e0
[  210.237053] (M) 
[  210.239375]  addrconf_rs_timer+0x3c0/0x6f0
[  210.243245] 2*256kB (M) 
[  210.245242]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  210.249444] 3*512kB 
[  210.252119]  call_timer_fn+0x272/0x920
[  210.256318] (M) 
[  210.258636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  210.262496] 4*1024kB 
[  210.264467]  ? process_timeout+0x40/0x40
[  210.268677] (UM) 
[  210.271082]  ? find_held_lock+0x36/0x1c0
[  210.275121] 3*2048kB 
[  210.277179]  ? mark_held_locks+0xc7/0x130
[  210.281208] (UM) 
[  210.283629]  ? _raw_spin_unlock_irq+0x27/0x80
[  210.287756] 3*4096kB 
[  210.289813]  ? _raw_spin_unlock_irq+0x27/0x80
[  210.294285] (M) 
[  210.296691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  210.301161] = 25216kB
[  210.303129]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  210.307340] Node 0 
[  210.309743]  ? trace_hardirqs_on+0xbd/0x310
[  210.314304] Normal: 
[  210.316536]  ? kasan_check_read+0x11/0x20
[  210.320833] 808*4kB 
[  210.323148]  ? __run_timers+0x7da/0xc70
[  210.327294] (UME) 
[  210.329612]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  210.333561] 439*8kB 
[  210.335703]  ? tcp_compressed_ack_kick+0x220/0x220
[  210.341124] (UME) 
[  210.343447]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  210.348349] 179*16kB 
[  210.350491]  __run_timers+0x7e5/0xc70
[  210.354699] (UMEH) 
[  210.357131]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  210.360898] 64*32kB 
[  210.363130]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  210.368466] (UMEH) 
[  210.370782]  ? graph_lock+0x170/0x170
[  210.375773] 19*64kB 
[  210.378003]  ? print_usage_bug+0xc0/0xc0
[  210.381794] (UMEH) 
[  210.384114]  ? lock_release+0x970/0x970
[  210.388185] 2*128kB 
[  210.390413]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  210.394362] (UM) 
[  210.396682]  ? find_held_lock+0x36/0x1c0
[  210.401850] 0*256kB 
[  210.403907]  ? graph_lock+0x170/0x170
[  210.407942] 0*512kB 
[  210.410273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.414044] 0*1024kB 
[  210.416367]  ? check_preemption_disabled+0x48/0x200
[  210.421877] 0*2048kB 
[  210.424285]  ? __lock_is_held+0xb5/0x140
[  210.429269] 0*4096kB 
[  210.431679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.435717] = 13128kB
[  210.438125]  ? check_preemption_disabled+0x48/0x200
[  210.443640] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  210.446041]  run_timer_softirq+0x52/0xb0
[  210.451033] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  210.459858]  ? rcu_read_lock_sched_held+0x108/0x120
[  210.463896] 417 total pagecache pages
[  210.472465]  __do_softirq+0x30b/0xad8
[  210.477460] 0 pages in swap cache
[  210.481268]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  210.485038] Swap cache stats: add 0, delete 0, find 0/0
[  210.488482]  ? pvclock_read_flags+0x160/0x160
[  210.493558] Free swap  = 0kB
[  210.498914]  ? lapic_next_event+0x5a/0x90
[  210.503383] Total swap = 0kB
[  210.506398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.510518] 1965979 pages RAM
[  210.513536]  ? check_preemption_disabled+0x48/0x200
[  210.519043] 0 pages HighMem/MovableOnly
[  210.522142]  ? check_preemption_disabled+0x48/0x200
[  210.527131] 342744 pages reserved
[  210.531100]  ? kvm_clock_read+0x18/0x30
[  210.536086] 0 pages cma reserved
[  210.539532]  ? kvm_sched_clock_read+0x9/0x20
[  210.543556] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  210.547337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  210.551832] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  210.558212]  ? check_preemption_disabled+0x48/0x200
[  210.563721] syz-executor7 cpuset=
[  210.574208]  irq_exit+0x17f/0x1c0
[  210.579193] syz7
[  210.582640]  smp_apic_timer_interrupt+0x1cb/0x760
[  210.586070]  mems_allowed=0
[  210.588037]  ? smp_call_function_single_interrupt+0x650/0x650
[  210.601667]  ? interrupt_entry+0xb5/0xf0
[  210.605730]  ? trace_hardirqs_off_caller+0xbb/0x300
[  210.610746]  ? trace_hardirqs_off_caller+0xbb/0x300
[  210.615765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  210.620614]  ? trace_hardirqs_off+0x300/0x300
[  210.625112]  ? trace_hardirqs_off+0x300/0x300
[  210.629606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.635143]  ? check_preemption_disabled+0x48/0x200
[  210.640159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.645703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  210.650563]  apic_timer_interrupt+0xf/0x20
[  210.654796]  </IRQ>
[  210.657035] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  210.662313] 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
[  210.681215] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  210.688939] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  210.696209] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  210.703487] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  210.710757] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  210.718024] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  210.725313]  ? arch_local_irq_restore+0x45/0x52
[  210.729993]  dump_stack+0x26a/0x2b4
[  210.733622]  ? dump_stack_print_info.cold.2+0x52/0x52
[  210.738817]  ? mark_held_locks+0x130/0x130
[  210.743053]  ? mark_held_locks+0x130/0x130
[  210.747295]  dump_header+0x27b/0xf72
[  210.751040]  ? pagefault_out_of_memory+0x197/0x197
[  210.755975]  ? mark_held_locks+0x130/0x130
[  210.760212]  ? __lock_acquire+0x7ec/0x4ec0
[  210.764465]  ? mem_cgroup_charge_statistics+0x780/0x780
[  210.769829]  ? print_usage_bug+0xc0/0xc0
[  210.773894]  ? print_usage_bug+0xc0/0xc0
[  210.777965]  ? graph_lock+0x170/0x170
[  210.781767]  ? graph_lock+0x170/0x170
[  210.785568]  ? print_usage_bug+0xc0/0xc0
[  210.789628]  ? print_usage_bug+0xc0/0xc0
[  210.793719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.799276]  ? find_held_lock+0x36/0x1c0
[  210.803344]  ? mark_held_locks+0xc7/0x130
[  210.807493]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  210.812593]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  210.817699]  ? lockdep_hardirqs_on+0x421/0x5c0
[  210.822283]  ? trace_hardirqs_on+0xbd/0x310
[  210.826612]  ? kasan_check_read+0x11/0x20
[  210.830764]  ? ___ratelimit+0x36f/0x655
[  210.834745]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  210.840202]  ? trace_hardirqs_on+0x310/0x310
[  210.844624]  ? lock_downgrade+0x900/0x900
[  210.848777]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  210.853885]  ? ___ratelimit+0xaa/0x655
[  210.857774]  ? idr_get_free+0xec0/0xec0
[  210.861757]  ? kasan_check_write+0x14/0x20
[  210.865995]  ? do_raw_spin_lock+0xc1/0x200
[  210.870249]  oom_kill_process.cold.27+0x10/0x903
[  210.875014]  ? graph_lock+0x170/0x170
[  210.878812]  ? _raw_spin_unlock+0x2c/0x50
[  210.882962]  ? oom_badness+0xe6/0xaa0
[  210.886775]  ? oom_evaluate_task+0x540/0x540
[  210.891185]  ? find_held_lock+0x36/0x1c0
[  210.895267]  ? out_of_memory+0x974/0x14c0
[  210.899421]  ? lock_downgrade+0x900/0x900
[  210.903574]  ? check_preemption_disabled+0x48/0x200
[  210.908596]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  210.914399]  ? kasan_check_read+0x11/0x20
[  210.918551]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  210.923828]  ? rcu_bh_qs+0xc0/0xc0
[  210.927375]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  210.932915]  ? oom_evaluate_task+0x302/0x540
[  210.937331]  out_of_memory+0xa86/0x14c0
[  210.941316]  ? oom_killer_disable+0x3a0/0x3a0
[  210.945811]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  210.950746]  ? __mutex_add_waiter+0x2a0/0x2a0
[  210.955269]  __alloc_pages_slowpath+0x2318/0x2d80
[  210.960147]  ? warn_alloc+0x120/0x120
[  210.963951]  ? __radix_tree_lookup+0x4c0/0x4c0
[  210.968564]  ? find_get_entry+0x2f2/0xc40
[  210.972725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.978272]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  210.983207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  210.988780]  ? should_fail+0x22d/0xd01
[  210.992679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  210.997783]  ? __lock_is_held+0xb5/0x140
[  211.001874]  ? __lock_is_held+0xb5/0x140
[  211.005946]  ? find_held_lock+0x36/0x1c0
[  211.010010]  ? ___might_sleep+0x1ed/0x300
[  211.014154]  ? lock_release+0x970/0x970
[  211.018135]  ? arch_local_save_flags+0x40/0x40
[  211.022732]  ? __might_sleep+0x95/0x190
[  211.026713]  __alloc_pages_nodemask+0xa80/0xde0
[  211.031394]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  211.036417]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  211.042219]  ? kasan_check_read+0x11/0x20
[  211.046389]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.051675]  ? graph_lock+0x170/0x170
[  211.055476]  ? print_usage_bug+0xc0/0xc0
[  211.059545]  ? graph_lock+0x170/0x170
[  211.063346]  ? graph_lock+0x170/0x170
[  211.067151]  ? __do_page_cache_readahead+0x7ce/0x980
[  211.072275]  ? find_held_lock+0x36/0x1c0
[  211.076343]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  211.081888]  alloc_pages_current+0x10c/0x210
[  211.086296]  ? lock_downgrade+0x900/0x900
[  211.090450]  __page_cache_alloc+0x38f/0x5b0
[  211.094774]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  211.100577]  ? kasan_check_read+0x11/0x20
[  211.104727]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.110009]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  211.114679]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  211.120222]  ? check_preemption_disabled+0x48/0x200
[  211.125271]  filemap_fault+0x1594/0x25f0
[  211.129350]  ? __lock_page_or_retry+0xa00/0xa00
[  211.134022]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  211.139818]  ? kasan_check_read+0x11/0x20
[  211.143970]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.149262]  ? rcu_bh_qs+0xc0/0xc0
[  211.152808]  ? print_usage_bug+0xc0/0xc0
[  211.156878]  ? filemap_map_pages+0xdea/0x1980
[  211.161380]  ? print_usage_bug+0xc0/0xc0
[  211.165450]  ? find_get_pages_range_tag+0x1320/0x1320
[  211.170642]  ? print_usage_bug+0xc0/0xc0
[  211.174701]  ? __lock_acquire+0x7ec/0x4ec0
[  211.178939]  ? graph_lock+0x170/0x170
[  211.182758]  ? __sigqueue_free.part.27+0x7d/0xa0
[  211.187523]  ? __lock_acquire+0x7ec/0x4ec0
[  211.191776]  ? lock_acquire+0x1ed/0x520
[  211.195754]  ? ext4_filemap_fault+0x7a/0xad
[  211.200084]  ? lock_release+0x970/0x970
[  211.204061]  ? arch_local_save_flags+0x40/0x40
[  211.208643]  ? mark_held_locks+0x130/0x130
[  211.212892]  ? down_read+0xb0/0x1d0
[  211.216519]  ? ext4_filemap_fault+0x7a/0xad
[  211.220843]  ? __down_interruptible+0x700/0x700
[  211.225515]  ? graph_lock+0x170/0x170
[  211.229318]  ? __sigqueue_free.part.27+0x7d/0xa0
[  211.234086]  ext4_filemap_fault+0x82/0xad
[  211.238256]  __do_fault+0x100/0x6b0
[  211.241889]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.247172]  ? print_bad_pte+0x6c0/0x6c0
[  211.251252]  ? pmd_val+0x88/0x100
[  211.254709]  ? add_mm_counter_fast+0xd0/0xd0
[  211.259115]  ? pmd_val+0x88/0x100
[  211.262568]  ? add_mm_counter_fast+0xd0/0xd0
[  211.266983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  211.272530]  __handle_mm_fault+0x3709/0x53e0
[  211.276955]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  211.281821]  ? graph_lock+0x170/0x170
[  211.285624]  ? print_usage_bug+0xc0/0xc0
[  211.289689]  ? graph_lock+0x170/0x170
[  211.293493]  ? graph_lock+0x170/0x170
[  211.297314]  ? handle_mm_fault+0x42a/0xc70
[  211.301573]  ? lock_downgrade+0x900/0x900
[  211.305724]  ? check_preemption_disabled+0x48/0x200
[  211.310753]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  211.316561]  ? kasan_check_read+0x11/0x20
[  211.320735]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.326029]  ? rcu_bh_qs+0xc0/0xc0
[  211.329571]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  211.335029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  211.340571]  ? check_preemption_disabled+0x48/0x200
[  211.345607]  handle_mm_fault+0x54f/0xc70
[  211.349679]  ? __handle_mm_fault+0x53e0/0x53e0
[  211.354281]  ? find_vma+0x34/0x190
[  211.357831]  __do_page_fault+0x67d/0xed0
[  211.361901]  ? mm_fault_error+0x380/0x380
[  211.366064]  ? syscall_slow_exit_work+0x520/0x520
[  211.370918]  do_page_fault+0xf2/0x7e0
[  211.374721]  ? vmalloc_sync_all+0x30/0x30
[  211.378870]  ? error_entry+0x70/0xd0
[  211.382590]  ? trace_hardirqs_off_caller+0xbb/0x300
[  211.387605]  ? trace_hardirqs_on_caller+0xc0/0x300
[  211.392537]  ? syscall_return_slowpath+0x5e0/0x5e0
[  211.397471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  211.402340]  ? trace_hardirqs_off+0x300/0x300
[  211.406838]  ? trace_hardirqs_off_caller+0x300/0x300
[  211.411951]  ? prepare_exit_to_usermode+0x291/0x3b0
[  211.416970]  ? page_fault+0x8/0x30
[  211.420518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  211.425366]  ? page_fault+0x8/0x30
[  211.428907]  page_fault+0x1e/0x30
[  211.432361] RIP: 0033:0x45db60
[  211.435559] Code: Bad RIP value.
[  211.438922] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  211.444288] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  211.451553] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  211.458820] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  211.466088] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  211.473358] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  211.480653] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  211.480655] Mem-Info:
[  211.480686] active_anon:38738 inactive_anon:372 isolated_anon:0
[  211.480686]  active_file:16 inactive_file:22 isolated_file:0
[  211.480686]  unevictable:0 dirty:0 writeback:0 unstable:0
[  211.480686]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  211.480686]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  211.480686]  free:13555 free_pcp:233 free_cma:0
[  211.487843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  211.487851] Call Trace:
[  211.490303] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  211.523171]  <IRQ>
[  211.532513] Node 0 
[  211.535097]  dump_stack+0x1c4/0x2b4
[  211.562776] 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
[  211.564909]  ? dump_stack_print_info.cold.2+0x52/0x52
[  211.567112] lowmem_reserve[]:
[  211.570748]  warn_alloc.cold.118+0xb7/0x1bd
[  211.596224]  0
[  211.601433]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  211.604509]  2817
[  211.608833]  ? lock_downgrade+0x900/0x900
[  211.610624]  6321
[  211.615469]  ? trace_hardirqs_off+0xb8/0x300
[  211.617501]  6321
[  211.621649]  ? trace_hardirqs_off+0xb8/0x300
[  211.623685] Node 0 
[  211.628093]  __alloc_pages_slowpath+0x2667/0x2d80
[  211.630150] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  211.634552]  ? warn_alloc+0x120/0x120
[  211.636758] lowmem_reserve[]:
[  211.641598]  ? trace_hardirqs_on+0x310/0x310
[  211.668305]  0
[  211.672115]  ? warn_alloc+0x120/0x120
[  211.675185]  0
[  211.680076]  ? print_usage_bug+0xc0/0xc0
[  211.681864]  3503
[  211.685665]  ? warn_alloc+0x120/0x120
[  211.687442]  3503
[  211.691499]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  211.697333]  ? print_usage_bug+0xc0/0xc0
[  211.699373] Node 0 
[  211.704393]  ? __lock_acquire+0x7ec/0x4ec0
[  211.708453] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  211.710659]  ? __lock_acquire+0x7ec/0x4ec0
[  211.714869] lowmem_reserve[]:
[  211.743259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  211.747480]  0
[  211.750581]  ? should_fail+0x22d/0xd01
[  211.756092]  0
[  211.757894]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  211.761756]  0 0
[  211.763562]  ? __lock_acquire+0x7ec/0x4ec0
[  211.770611]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  211.774817] Node 0 
[  211.779909]  ? __lock_acquire+0x7ec/0x4ec0
[  211.779918] DMA: 
[  211.782151]  ? should_fail+0x22d/0xd01
[  211.786361] 1*4kB 
[  211.788417]  ? print_usage_bug+0xc0/0xc0
[  211.792277] (U) 
[  211.794429]  ? mark_held_locks+0x130/0x130
[  211.798479] 0*8kB 
[  211.800451]  ? mark_held_locks+0x130/0x130
[  211.804665] 0*16kB 
[  211.806814]  ? graph_lock+0x170/0x170
[  211.811017] 1*32kB 
[  211.813261]  ? print_usage_bug+0xc0/0xc0
[  211.817035] (U) 
[  211.819269]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  211.823302] 2*64kB 
[  211.825275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.830004] (U) 
[  211.832247]  ? check_preemption_disabled+0x48/0x200
[  211.837759] 1*128kB 
[  211.839735]  ? check_preemption_disabled+0x48/0x200
[  211.844722] (U) 
[  211.847053]  ? __lock_is_held+0xb5/0x140
[  211.852033] 1*256kB (U) 
[  211.854017]  __alloc_pages_nodemask+0xa80/0xde0
[  211.858047] 0*512kB 
[  211.860715]  ? graph_lock+0x170/0x170
[  211.865356] 1*1024kB (U) 
[  211.867685]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  211.871458] 1*2048kB 
[  211.874209]  ? graph_lock+0x170/0x170
[  211.879196] (M) 
[  211.881636]  ? find_held_lock+0x36/0x1c0
[  211.885398] 3*4096kB 
[  211.887373]  ? ____cache_alloc_node+0x1c7/0x1e0
[  211.891405] (M) 
[  211.893812]  ? lock_downgrade+0x900/0x900
[  211.898454] = 15908kB
[  211.900430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.904546] Node 0 
[  211.906951]  cache_grow_begin+0x91/0x8c0
[  211.912460] DMA32: 
[  211.914692]  ? do_raw_spin_unlock+0xa7/0x2f0
[  211.918728] 2*4kB 
[  211.920965]  fallback_alloc+0x203/0x2e0
[  211.925345] (M) 
[  211.927495]  ____cache_alloc_node+0x1c7/0x1e0
[  211.931442] 1*8kB 
[  211.933413]  kmem_cache_alloc_node+0xe3/0x730
[  211.937880] (U) 
[  211.940026]  ? ipv6_get_ifaddr+0x42e/0x620
[  211.944490] 3*16kB (M) 
[  211.946474]  __alloc_skb+0x119/0x770
[  211.950678] 2*32kB 
[  211.953259]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  211.953284]  ? skb_scrub_packet+0x490/0x490
[  211.956975] (UM) 
[  211.959210]  ? lock_downgrade+0x900/0x900
[  211.964460] 2*64kB 
[  211.968779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  211.970810] (M) 
[  211.974952]  ? refcount_sub_and_test_checked+0x203/0x310
[  211.977165] 3*128kB 
[  211.982695]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  211.984646] (M) 
[  211.990090]  ? addrconf_rs_timer+0x6f0/0x6f0
[  211.992384] 2*256kB (M) 
[  211.997848]  ndisc_alloc_skb+0x144/0x340
[  211.999792] 3*512kB 
[  212.004198]  ndisc_send_rs+0x331/0x6e0
[  212.006843] (M) 
[  212.010902]  addrconf_rs_timer+0x3c0/0x6f0
[  212.013199] 4*1024kB 
[  212.017081]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.019028] (UM) 
[  212.023275]  call_timer_fn+0x272/0x920
[  212.025656] 3*2048kB 
[  212.029883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.031924] (UM) 
[  212.035811]  ? process_timeout+0x40/0x40
[  212.038200] 3*4096kB 
[  212.042428]  ? find_held_lock+0x36/0x1c0
[  212.044466] (M) 
[  212.048529]  ? __run_timers+0x7da/0xc70
[  212.050909] = 25216kB
[  212.054964]  ? _raw_spin_unlock_irq+0x27/0x80
[  212.056918] Node 0 
[  212.060885]  ? _raw_spin_unlock_irq+0x27/0x80
[  212.063272] Normal: 
[  212.067766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.069977] 808*4kB 
[  212.074467]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  212.076770] (UME) 
[  212.080998]  ? trace_hardirqs_on+0xbd/0x310
[  212.083296] 439*8kB 
[  212.087870]  ? kasan_check_read+0x11/0x20
[  212.089993] (UME) 
[  212.094311]  ? __run_timers+0x7da/0xc70
[  212.096613] 179*16kB 
[  212.100763]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  212.102889] (UMEH) 
[  212.106861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.109256] 64*32kB 
[  212.114700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  212.116911] (UMEH) 
[  212.121138]  __run_timers+0x7e5/0xc70
[  212.123436] 19*64kB 
[  212.127671]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  212.129874] (UMEH) 
[  212.133668]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  212.135965] 2*128kB 
[  212.141322]  ? graph_lock+0x170/0x170
[  212.143535] (UM) 
[  212.148545]  ? enqueue_hrtimer+0x1a5/0x560
[  212.150846] 0*256kB 
[  212.154640]  ? lock_release+0x970/0x970
[  212.156673] 0*512kB 0*1024kB 
[  212.160913]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  212.163214] 0*2048kB 
[  212.167191]  ? find_held_lock+0x36/0x1c0
[  212.170270] 0*4096kB 
[  212.175452]  ? graph_lock+0x170/0x170
[  212.177838] = 13128kB
[  212.181890]  ? pvclock_read_flags+0x160/0x160
[  212.184282] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  212.188070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.190459] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  212.194944]  ? check_preemption_disabled+0x48/0x200
[  212.203754] 417 total pagecache pages
[  212.209293]  ? __lock_is_held+0xb5/0x140
[  212.217843] 0 pages in swap cache
[  212.222850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.226625] Swap cache stats: add 0, delete 0, find 0/0
[  212.230678]  ? check_preemption_disabled+0x48/0x200
[  212.234102] Free swap  = 0kB
[  212.239634]  run_timer_softirq+0x52/0xb0
[  212.244967] Total swap = 0kB
[  212.249977]  ? rcu_read_lock_sched_held+0x108/0x120
[  212.252967] 1965979 pages RAM
[  212.257023]  __do_softirq+0x30b/0xad8
[  212.260018] 0 pages HighMem/MovableOnly
[  212.265032]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  212.268120] 342744 pages reserved
[  212.268128] 0 pages cma reserved
[  212.271923]  ? pvclock_read_flags+0x160/0x160
[  212.275932] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  212.280962]  ? lapic_next_event+0x5a/0x90
[  212.280977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.281004]  ? check_preemption_disabled+0x48/0x200
[  212.284485] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  212.287792]  ? check_preemption_disabled+0x48/0x200
[  212.292271] syz-fuzzer cpuset=
[  212.298762]  ? kvm_clock_read+0x18/0x30
[  212.302899] /
[  212.308431]  ? kvm_sched_clock_read+0x9/0x20
[  212.313423]  mems_allowed=0
[  212.323646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.350307]  ? check_preemption_disabled+0x48/0x200
[  212.355336]  irq_exit+0x17f/0x1c0
[  212.358793]  smp_apic_timer_interrupt+0x1cb/0x760
[  212.363639]  ? smp_reschedule_interrupt+0x109/0x650
[  212.368660]  ? smp_call_function_single_interrupt+0x650/0x650
[  212.374542]  ? interrupt_entry+0xb5/0xf0
[  212.378610]  ? trace_hardirqs_off_caller+0xbb/0x300
[  212.383626]  ? trace_hardirqs_off_caller+0xbb/0x300
[  212.388644]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  212.393486]  ? trace_hardirqs_off+0x300/0x300
[  212.398008]  ? trace_hardirqs_off+0x300/0x300
[  212.402521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.408061]  ? check_preemption_disabled+0x48/0x200
[  212.413077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.418627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  212.423479]  apic_timer_interrupt+0xf/0x20
[  212.427706]  </IRQ>
[  212.429950] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  212.434880] 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
[  212.453779] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  212.461487] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  212.468758] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  212.476024] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  212.483289] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  212.490555] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  212.497870]  skb_clone+0x1bb/0x500
[  212.501417]  ? skb_split+0x11e0/0x11e0
[  212.505312]  ? preempt_notifier_register+0x200/0x200
[  212.510414]  ? __switch_to_asm+0x34/0x70
[  212.514473]  ? __switch_to_asm+0x34/0x70
[  212.518531]  ? __switch_to_asm+0x40/0x70
[  212.522590]  ? __switch_to_asm+0x34/0x70
[  212.526650]  ? __switch_to_asm+0x40/0x70
[  212.530712]  ? __switch_to_asm+0x40/0x70
[  212.534778]  ? __switch_to_asm+0x34/0x70
[  212.538841]  ? __switch_to_asm+0x34/0x70
[  212.542900]  ? __switch_to_asm+0x40/0x70
[  212.547149]  ? __switch_to_asm+0x34/0x70
[  212.551220]  bpf_clone_redirect+0xb9/0x490
[  212.555480]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  212.560501]  ? __sched_text_start+0x8/0x8
[  212.564649]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  212.569417]  ? find_held_lock+0x36/0x1c0
[  212.573489]  ? lock_acquire+0x1ed/0x520
[  212.577465]  ? bpf_test_run+0x32e/0x5a0
[  212.581444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.586986]  ? check_preemption_disabled+0x48/0x200
[  212.592008]  ? kasan_check_read+0x11/0x20
[  212.596157]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  212.601435]  ? rcu_bh_qs+0xc0/0xc0
[  212.604979]  ? preempt_schedule+0x4d/0x60
[  212.609130]  ? ___preempt_schedule+0x16/0x18
[  212.613549]  ? bpf_test_run+0x1c0/0x5a0
[  212.617535]  ? netlink_diag_dump+0x2a0/0x2a0
[  212.621949]  ? bpf_prog_test_run_skb+0x452/0xb40
[  212.626710]  ? bpf_prog_test_run_skb+0x634/0xb40
[  212.631478]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  212.636322]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  212.641857]  ? fput+0x130/0x1a0
[  212.645143]  ? __bpf_prog_get+0x9b/0x290
[  212.649204]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  212.654054]  ? bpf_prog_test_run+0x130/0x1a0
[  212.658473]  ? __x64_sys_bpf+0x3d8/0x510
[  212.662544]  ? bpf_prog_get+0x20/0x20
[  212.666369]  ? do_syscall_64+0x1b9/0x820
[  212.670429]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  212.675797]  ? syscall_return_slowpath+0x5e0/0x5e0
[  212.680728]  ? trace_hardirqs_off+0x300/0x300
[  212.685236]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  212.690284]  ? recalc_sigpending_tsk+0x180/0x180
[  212.695047]  ? kasan_check_write+0x14/0x20
[  212.699330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  212.704179]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  212.709596] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  212.709677] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  212.716534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  212.716543] Call Trace:
[  212.723124] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  212.732364]  <IRQ>
[  212.734953] syz-executor7 cpuset=
[  212.745443]  dump_stack+0x1c4/0x2b4
[  212.747571] syz7
[  212.751017]  ? dump_stack_print_info.cold.2+0x52/0x52
[  212.754625]  mems_allowed=0
[  212.756614]  warn_alloc.cold.118+0xb7/0x1bd
[  212.769028]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  212.773876]  ? lock_downgrade+0x900/0x900
[  212.778048]  ? trace_hardirqs_off+0xb8/0x300
[  212.782464]  ? trace_hardirqs_off+0xb8/0x300
[  212.786890]  __alloc_pages_slowpath+0x2667/0x2d80
[  212.791771]  ? warn_alloc+0x120/0x120
[  212.795586]  ? warn_alloc+0x120/0x120
[  212.799391]  ? print_usage_bug+0xc0/0xc0
[  212.803462]  ? warn_alloc+0x120/0x120
[  212.807268]  ? print_usage_bug+0xc0/0xc0
[  212.811337]  ? __lock_acquire+0x7ec/0x4ec0
[  212.815572]  ? __lock_acquire+0x7ec/0x4ec0
[  212.819810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  212.825349]  ? should_fail+0x22d/0xd01
[  212.829252]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  212.834365]  ? __lock_acquire+0x7ec/0x4ec0
[  212.838617]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  212.843720]  ? __lock_acquire+0x7ec/0x4ec0
[  212.847976]  ? should_fail+0x22d/0xd01
[  212.851877]  ? mark_held_locks+0x130/0x130
[  212.856115]  ? mark_held_locks+0x130/0x130
[  212.860349]  ? graph_lock+0x170/0x170
[  212.864155]  ? graph_lock+0x170/0x170
[  212.867975]  ? graph_lock+0x170/0x170
[  212.871776]  ? print_usage_bug+0xc0/0xc0
[  212.875845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.881406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.886955]  ? check_preemption_disabled+0x48/0x200
[  212.891987]  ? check_preemption_disabled+0x48/0x200
[  212.897018]  ? __lock_is_held+0xb5/0x140
[  212.901085]  __alloc_pages_nodemask+0xa80/0xde0
[  212.905754]  ? graph_lock+0x170/0x170
[  212.909566]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  212.914578]  ? graph_lock+0x170/0x170
[  212.918388]  ? find_held_lock+0x36/0x1c0
[  212.922458]  ? ____cache_alloc_node+0x1c7/0x1e0
[  212.927126]  ? lock_downgrade+0x900/0x900
[  212.931281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.936828]  cache_grow_begin+0x91/0x8c0
[  212.940906]  ? do_raw_spin_unlock+0xa7/0x2f0
[  212.945326]  fallback_alloc+0x203/0x2e0
[  212.949313]  ____cache_alloc_node+0x1c7/0x1e0
[  212.953820]  kmem_cache_alloc_node+0xe3/0x730
[  212.958318]  ? ipv6_get_ifaddr+0x42e/0x620
[  212.962567]  __alloc_skb+0x119/0x770
[  212.966283]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  212.971563]  ? skb_scrub_packet+0x490/0x490
[  212.975883]  ? lock_downgrade+0x900/0x900
[  212.980039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  212.985580]  ? refcount_sub_and_test_checked+0x203/0x310
[  212.991039]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  212.996490]  ? addrconf_rs_timer+0x6f0/0x6f0
[  213.000917]  ndisc_alloc_skb+0x144/0x340
[  213.004984]  ndisc_send_rs+0x331/0x6e0
[  213.008881]  addrconf_rs_timer+0x3c0/0x6f0
[  213.013125]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.017378]  call_timer_fn+0x272/0x920
[  213.021275]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.025512]  ? process_timeout+0x40/0x40
[  213.029569]  ? find_held_lock+0x36/0x1c0
[  213.033639]  ? mark_held_locks+0xc7/0x130
[  213.037793]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.042287]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.046782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.051017]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  213.055609]  ? trace_hardirqs_on+0xbd/0x310
[  213.059931]  ? kasan_check_read+0x11/0x20
[  213.064083]  ? __run_timers+0x7da/0xc70
[  213.068069]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.073537]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.077781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  213.082024]  __run_timers+0x7e5/0xc70
[  213.085841]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  213.091208]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  213.096253]  ? graph_lock+0x170/0x170
[  213.100063]  ? print_usage_bug+0xc0/0xc0
[  213.104126]  ? lock_release+0x970/0x970
[  213.108104]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  213.113301]  ? find_held_lock+0x36/0x1c0
[  213.117367]  ? graph_lock+0x170/0x170
[  213.121172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.126714]  ? check_preemption_disabled+0x48/0x200
[  213.131742]  ? __lock_is_held+0xb5/0x140
[  213.135810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.141351]  ? check_preemption_disabled+0x48/0x200
[  213.146379]  run_timer_softirq+0x52/0xb0
[  213.150446]  ? rcu_read_lock_sched_held+0x108/0x120
[  213.155467]  __do_softirq+0x30b/0xad8
[  213.159289]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  213.164398]  ? pvclock_read_flags+0x160/0x160
[  213.168897]  ? lapic_next_event+0x5a/0x90
[  213.173047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.178590]  ? check_preemption_disabled+0x48/0x200
[  213.183604]  ? check_preemption_disabled+0x48/0x200
[  213.188630]  ? kvm_clock_read+0x18/0x30
[  213.192603]  ? kvm_sched_clock_read+0x9/0x20
[  213.197015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.202558]  ? check_preemption_disabled+0x48/0x200
[  213.207586]  irq_exit+0x17f/0x1c0
[  213.211046]  smp_apic_timer_interrupt+0x1cb/0x760
[  213.215891]  ? smp_call_function_single_interrupt+0x650/0x650
[  213.221780]  ? interrupt_entry+0xb5/0xf0
[  213.225845]  ? trace_hardirqs_off_caller+0xbb/0x300
[  213.230860]  ? trace_hardirqs_off_caller+0xbb/0x300
[  213.235881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.240726]  ? trace_hardirqs_off+0x300/0x300
[  213.245223]  ? trace_hardirqs_off+0x300/0x300
[  213.249738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.255281]  ? check_preemption_disabled+0x48/0x200
[  213.260301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.265848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.270700]  apic_timer_interrupt+0xf/0x20
[  213.274930]  </IRQ>
[  213.277172] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  213.282452] 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
[  213.301354] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  213.309064] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  213.316334] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  213.323604] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  213.330869] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  213.338138] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  213.345433]  ? arch_local_irq_restore+0x45/0x52
[  213.350115]  dump_stack+0x26a/0x2b4
[  213.353749]  ? dump_stack_print_info.cold.2+0x52/0x52
[  213.358947]  ? mark_held_locks+0x130/0x130
[  213.363183]  ? mark_held_locks+0x130/0x130
[  213.367430]  dump_header+0x27b/0xf72
[  213.371159]  ? pagefault_out_of_memory+0x197/0x197
[  213.376096]  ? mark_held_locks+0x130/0x130
[  213.380330]  ? __lock_acquire+0x7ec/0x4ec0
[  213.384568]  ? mem_cgroup_charge_statistics+0x780/0x780
[  213.389935]  ? print_usage_bug+0xc0/0xc0
[  213.393999]  ? print_usage_bug+0xc0/0xc0
[  213.398070]  ? graph_lock+0x170/0x170
[  213.401868]  ? graph_lock+0x170/0x170
[  213.405667]  ? print_usage_bug+0xc0/0xc0
[  213.409725]  ? print_usage_bug+0xc0/0xc0
[  213.413796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.419340]  ? find_held_lock+0x36/0x1c0
[  213.423409]  ? mark_held_locks+0xc7/0x130
[  213.427559]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  213.432664]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  213.437770]  ? lockdep_hardirqs_on+0x421/0x5c0
[  213.442353]  ? trace_hardirqs_on+0xbd/0x310
[  213.446673]  ? kasan_check_read+0x11/0x20
[  213.450826]  ? ___ratelimit+0x36f/0x655
[  213.454806]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.460267]  ? trace_hardirqs_on+0x310/0x310
[  213.464678]  ? lock_downgrade+0x900/0x900
[  213.468835]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  213.473945]  ? ___ratelimit+0xaa/0x655
[  213.477839]  ? idr_get_free+0xec0/0xec0
[  213.481815]  ? kasan_check_write+0x14/0x20
[  213.486053]  ? do_raw_spin_lock+0xc1/0x200
[  213.490296]  oom_kill_process.cold.27+0x10/0x903
[  213.495056]  ? graph_lock+0x170/0x170
[  213.498855]  ? _raw_spin_unlock+0x2c/0x50
[  213.503001]  ? oom_badness+0xe6/0xaa0
[  213.506808]  ? oom_evaluate_task+0x540/0x540
[  213.511221]  ? find_held_lock+0x36/0x1c0
[  213.515311]  ? out_of_memory+0x974/0x14c0
[  213.519460]  ? lock_downgrade+0x900/0x900
[  213.523612]  ? check_preemption_disabled+0x48/0x200
[  213.528639]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.534440]  ? kasan_check_read+0x11/0x20
[  213.538593]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.543875]  ? rcu_bh_qs+0xc0/0xc0
[  213.547421]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  213.553043]  ? oom_evaluate_task+0x302/0x540
[  213.557461]  out_of_memory+0xa86/0x14c0
[  213.561445]  ? oom_killer_disable+0x3a0/0x3a0
[  213.565946]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  213.570879]  ? __mutex_add_waiter+0x2a0/0x2a0
[  213.575386]  __alloc_pages_slowpath+0x2318/0x2d80
[  213.580276]  ? warn_alloc+0x120/0x120
[  213.584078]  ? __radix_tree_lookup+0x4c0/0x4c0
[  213.588673]  ? find_get_entry+0x2f2/0xc40
[  213.592832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.598375]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  213.603309]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.608850]  ? should_fail+0x22d/0xd01
[  213.613109]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  213.618217]  ? __lock_is_held+0xb5/0x140
[  213.622317]  ? __lock_is_held+0xb5/0x140
[  213.626388]  ? find_held_lock+0x36/0x1c0
[  213.630453]  ? ___might_sleep+0x1ed/0x300
[  213.634600]  ? lock_release+0x970/0x970
[  213.638576]  ? arch_local_save_flags+0x40/0x40
[  213.643178]  ? __might_sleep+0x95/0x190
[  213.647163]  __alloc_pages_nodemask+0xa80/0xde0
[  213.651861]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  213.656887]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.662691]  ? kasan_check_read+0x11/0x20
[  213.666845]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.672145]  ? graph_lock+0x170/0x170
[  213.676104]  ? print_usage_bug+0xc0/0xc0
[  213.680173]  ? graph_lock+0x170/0x170
[  213.683972]  ? graph_lock+0x170/0x170
[  213.687774]  ? __do_page_cache_readahead+0x7ce/0x980
[  213.692888]  ? find_held_lock+0x36/0x1c0
[  213.696957]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  213.702499]  alloc_pages_current+0x10c/0x210
[  213.706908]  ? lock_downgrade+0x900/0x900
[  213.711062]  __page_cache_alloc+0x38f/0x5b0
[  213.715392]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.721196]  ? kasan_check_read+0x11/0x20
[  213.725353]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.730637]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  213.735326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.740874]  ? check_preemption_disabled+0x48/0x200
[  213.745900]  filemap_fault+0x1594/0x25f0
[  213.749980]  ? __lock_page_or_retry+0xa00/0xa00
[  213.754656]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.760456]  ? kasan_check_read+0x11/0x20
[  213.764612]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.769894]  ? rcu_bh_qs+0xc0/0xc0
[  213.773441]  ? print_usage_bug+0xc0/0xc0
[  213.777513]  ? filemap_map_pages+0xdea/0x1980
[  213.782016]  ? print_usage_bug+0xc0/0xc0
[  213.786087]  ? find_get_pages_range_tag+0x1320/0x1320
[  213.791278]  ? print_usage_bug+0xc0/0xc0
[  213.795338]  ? __lock_acquire+0x7ec/0x4ec0
[  213.799576]  ? graph_lock+0x170/0x170
[  213.803379]  ? __sigqueue_free.part.27+0x7d/0xa0
[  213.808142]  ? __lock_acquire+0x7ec/0x4ec0
[  213.812391]  ? lock_acquire+0x1ed/0x520
[  213.816366]  ? ext4_filemap_fault+0x7a/0xad
[  213.820696]  ? lock_release+0x970/0x970
[  213.824678]  ? arch_local_save_flags+0x40/0x40
[  213.829277]  ? mark_held_locks+0x130/0x130
[  213.833524]  ? down_read+0xb0/0x1d0
[  213.837149]  ? ext4_filemap_fault+0x7a/0xad
[  213.841469]  ? __down_interruptible+0x700/0x700
[  213.846138]  ? graph_lock+0x170/0x170
[  213.849938]  ? __sigqueue_free.part.27+0x7d/0xa0
[  213.854709]  ext4_filemap_fault+0x82/0xad
[  213.858863]  __do_fault+0x100/0x6b0
[  213.862492]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.867771]  ? print_bad_pte+0x6c0/0x6c0
[  213.871841]  ? pmd_val+0x88/0x100
[  213.875295]  ? add_mm_counter_fast+0xd0/0xd0
[  213.879702]  ? pmd_val+0x88/0x100
[  213.883155]  ? add_mm_counter_fast+0xd0/0xd0
[  213.887567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.893112]  __handle_mm_fault+0x3709/0x53e0
[  213.897531]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  213.902374]  ? graph_lock+0x170/0x170
[  213.906196]  ? print_usage_bug+0xc0/0xc0
[  213.910283]  ? graph_lock+0x170/0x170
[  213.914082]  ? graph_lock+0x170/0x170
[  213.917905]  ? handle_mm_fault+0x42a/0xc70
[  213.922140]  ? lock_downgrade+0x900/0x900
[  213.926295]  ? check_preemption_disabled+0x48/0x200
[  213.931325]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  213.937125]  ? kasan_check_read+0x11/0x20
[  213.941281]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  213.946560]  ? rcu_bh_qs+0xc0/0xc0
[  213.950099]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  213.955549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  213.961089]  ? check_preemption_disabled+0x48/0x200
[  213.966117]  handle_mm_fault+0x54f/0xc70
[  213.970187]  ? __handle_mm_fault+0x53e0/0x53e0
[  213.974775]  ? find_vma+0x34/0x190
[  213.978324]  __do_page_fault+0x67d/0xed0
[  213.982397]  ? mm_fault_error+0x380/0x380
[  213.986553]  ? syscall_slow_exit_work+0x520/0x520
[  213.991402]  do_page_fault+0xf2/0x7e0
[  213.995208]  ? vmalloc_sync_all+0x30/0x30
[  213.999370]  ? error_entry+0x70/0xd0
[  214.003089]  ? trace_hardirqs_off_caller+0xbb/0x300
[  214.008103]  ? trace_hardirqs_on_caller+0xc0/0x300
[  214.013031]  ? syscall_return_slowpath+0x5e0/0x5e0
[  214.017963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  214.022807]  ? trace_hardirqs_off+0x300/0x300
[  214.027303]  ? trace_hardirqs_off_caller+0x300/0x300
[  214.032412]  ? prepare_exit_to_usermode+0x291/0x3b0
[  214.037429]  ? page_fault+0x8/0x30
[  214.040976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  214.045827]  ? page_fault+0x8/0x30
[  214.049373]  page_fault+0x1e/0x30
[  214.052823] RIP: 0033:0x45db60
[  214.056022] Code: Bad RIP value.
[  214.059382] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  214.064743] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  214.072011] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  214.079276] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  214.086544] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  214.093813] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  214.101115] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  214.101121] warn_alloc_show_mem: 1 callbacks suppressed
[  214.101128] Mem-Info:
[  214.108311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  214.108320] Call Trace:
[  214.113693] active_anon:38738 inactive_anon:372 isolated_anon:0
[  214.113693]  active_file:16 inactive_file:22 isolated_file:0
[  214.113693]  unevictable:0 dirty:0 writeback:0 unstable:0
[  214.113693]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  214.113693]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  214.113693]  free:13555 free_pcp:233 free_cma:0
[  214.116068]  <IRQ>
[  214.125429] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  214.128014]  dump_stack+0x1c4/0x2b4
[  214.160880] Node 0 
[  214.163040]  ? dump_stack_print_info.cold.2+0x52/0x52
[  214.190715] 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
[  214.194326]  warn_alloc.cold.118+0xb7/0x1bd
[  214.196535] lowmem_reserve[]: 0
[  214.201730]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  214.227247]  2817
[  214.231579]  ? lock_downgrade+0x900/0x900
[  214.234827]  6321
[  214.239673]  ? trace_hardirqs_off+0xb8/0x300
[  214.241717]  6321
[  214.245864]  ? trace_hardirqs_off+0xb8/0x300
[  214.252307]  __alloc_pages_slowpath+0x2667/0x2d80
[  214.254340] Node 0 
[  214.258771]  ? warn_alloc+0x120/0x120
[  214.263591] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  214.265795]  ? trace_hardirqs_on+0x310/0x310
[  214.269570] lowmem_reserve[]:
[  214.296291]  ? warn_alloc+0x120/0x120
[  214.300675]  0
[  214.303778]  ? print_usage_bug+0xc0/0xc0
[  214.307549]  0
[  214.309346]  ? warn_alloc+0x120/0x120
[  214.313380]  3503
[  214.315177]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  214.318948]  3503
[  214.321008]  ? print_usage_bug+0xc0/0xc0
[  214.328050]  ? __lock_acquire+0x7ec/0x4ec0
[  214.332084] Node 0 
[  214.336311]  ? __lock_acquire+0x7ec/0x4ec0
[  214.336346] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  214.338551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.342754] lowmem_reserve[]: 0
[  214.371140]  ? should_fail+0x22d/0xd01
[  214.376654]  0
[  214.379930]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  214.383788]  0
[  214.385586]  ? __lock_acquire+0x7ec/0x4ec0
[  214.390661]  0
[  214.392461]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  214.398467]  ? __lock_acquire+0x7ec/0x4ec0
[  214.403548] Node 0 
[  214.407777]  ? should_fail+0x22d/0xd01
[  214.407787] DMA: 
[  214.410018]  ? print_usage_bug+0xc0/0xc0
[  214.413887] 1*4kB 
[  214.415951]  ? mark_held_locks+0x130/0x130
[  214.419979] (U) 
[  214.422122]  ? mark_held_locks+0x130/0x130
[  214.426334] 0*8kB 
[  214.428306]  ? graph_lock+0x170/0x170
[  214.432510] 0*16kB 
[  214.434651]  ? print_usage_bug+0xc0/0xc0
[  214.438425] 1*32kB 
[  214.440658]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  214.444693] (U) 
[  214.446926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.451653] 2*64kB 
[  214.453629]  ? check_preemption_disabled+0x48/0x200
[  214.459135] (U) 
[  214.461369]  ? check_preemption_disabled+0x48/0x200
[  214.466358] 1*128kB 
[  214.468335]  ? __lock_is_held+0xb5/0x140
[  214.473316] (U) 
[  214.475640]  __alloc_pages_nodemask+0xa80/0xde0
[  214.479669] 1*256kB (U) 
[  214.481648]  ? graph_lock+0x170/0x170
[  214.486291] 0*512kB 
[  214.488956]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  214.492731] 1*1024kB 
[  214.495051]  ? graph_lock+0x170/0x170
[  214.500040] (U) 
[  214.502448]  ? find_held_lock+0x36/0x1c0
[  214.506214] 1*2048kB (M) 
[  214.508204]  ? ____cache_alloc_node+0x1c7/0x1e0
[  214.512249] 3*4096kB 
[  214.514996]  ? lock_downgrade+0x900/0x900
[  214.519635] (M) = 15908kB
[  214.522052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.526173] Node 0 
[  214.528930]  cache_grow_begin+0x91/0x8c0
[  214.534443] DMA32: 
[  214.536676]  ? do_raw_spin_unlock+0xa7/0x2f0
[  214.540712] 2*4kB 
[  214.542951]  fallback_alloc+0x203/0x2e0
[  214.547768] (M) 1*8kB 
[  214.550364]  ____cache_alloc_node+0x1c7/0x1e0
[  214.554312] (U) 
[  214.556810]  kmem_cache_alloc_node+0xe3/0x730
[  214.561281] 3*16kB 
[  214.563258]  ? ipv6_get_ifaddr+0x42e/0x620
[  214.563281]  __alloc_skb+0x119/0x770
[  214.567750] (M) 
[  214.569987]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  214.574192] 2*32kB 
[  214.577898]  ? skb_scrub_packet+0x490/0x490
[  214.579851] (UM) 
[  214.585122]  ? lock_downgrade+0x900/0x900
[  214.587335] 2*64kB 
[  214.591653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.593685] (M) 
[  214.597829]  ? refcount_sub_and_test_checked+0x203/0x310
[  214.600044] 3*128kB 
[  214.605572]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  214.607523] (M) 
[  214.612969]  ? addrconf_rs_timer+0x6f0/0x6f0
[  214.615267] 2*256kB 
[  214.620722]  ndisc_alloc_skb+0x144/0x340
[  214.622668] (M) 
[  214.627075]  ndisc_send_rs+0x331/0x6e0
[  214.629372] 3*512kB 
[  214.633428]  addrconf_rs_timer+0x3c0/0x6f0
[  214.635376] (M) 
[  214.639264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.641563] 4*1024kB 
[  214.645801]  call_timer_fn+0x272/0x920
[  214.647748] (UM) 
[  214.651977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.654362] 3*2048kB 
[  214.658253]  ? process_timeout+0x40/0x40
[  214.660307] (UM) 
[  214.664534]  ? find_held_lock+0x36/0x1c0
[  214.666924] 3*4096kB 
[  214.670979]  ? __run_timers+0x7da/0xc70
[  214.673012] (M) 
[  214.677067]  ? _raw_spin_unlock_irq+0x27/0x80
[  214.679454] = 25216kB
[  214.683414]  ? _raw_spin_unlock_irq+0x27/0x80
[  214.683432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.685386] Node 0 
[  214.689877]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  214.692266] Normal: 
[  214.696757]  ? trace_hardirqs_on+0xbd/0x310
[  214.700963] 808*4kB 
[  214.703192]  ? kasan_check_read+0x11/0x20
[  214.707751] (UME) 
[  214.710072]  ? __run_timers+0x7da/0xc70
[  214.714371] 439*8kB 
[  214.716692]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  214.720816] (UME) 
[  214.722961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.726916] 179*16kB 
[  214.729244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  214.735198] (UMEH) 
[  214.737344]  __run_timers+0x7e5/0xc70
[  214.741552] 64*32kB 
[  214.743965]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  214.748173] (UMEH) 
[  214.750408]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  214.754183] 19*64kB 
[  214.756497]  ? graph_lock+0x170/0x170
[  214.761833] (UMEH) 
[  214.764064]  ? enqueue_hrtimer+0x1a5/0x560
[  214.769069] 2*128kB 
[  214.771386]  ? lock_release+0x970/0x970
[  214.775162] (UM) 
[  214.777393]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  214.781604] 0*256kB 
[  214.783930]  ? find_held_lock+0x36/0x1c0
[  214.787874] 0*512kB 
[  214.789931]  ? graph_lock+0x170/0x170
[  214.795116] 0*1024kB 
[  214.797434]  ? pvclock_read_flags+0x160/0x160
[  214.801472] 0*2048kB 
[  214.803790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.807557] 0*4096kB = 13128kB
[  214.809970]  ? check_preemption_disabled+0x48/0x200
[  214.814440] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  214.816843]  ? __lock_is_held+0xb5/0x140
[  214.822358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  214.825541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.830531] 417 total pagecache pages
[  214.839365]  ? check_preemption_disabled+0x48/0x200
[  214.843406] 0 pages in swap cache
[  214.851971]  run_timer_softirq+0x52/0xb0
[  214.857482] Swap cache stats: add 0, delete 0, find 0/0
[  214.861278]  ? rcu_read_lock_sched_held+0x108/0x120
[  214.866274] Free swap  = 0kB
[  214.869722]  __do_softirq+0x30b/0xad8
[  214.873756] Total swap = 0kB
[  214.879119]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  214.884104] 1965979 pages RAM
[  214.887120]  ? pvclock_read_flags+0x160/0x160
[  214.890889] 0 pages HighMem/MovableOnly
[  214.890897] 342744 pages reserved
[  214.893908]  ? lapic_next_event+0x5a/0x90
[  214.898992] 0 pages cma reserved
[  214.902091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.906638] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  214.910523]  ? check_preemption_disabled+0x48/0x200
[  214.910538]  ? check_preemption_disabled+0x48/0x200
[  214.910558]  ? kvm_clock_read+0x18/0x30
[  214.914048] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  214.918133]  ? kvm_sched_clock_read+0x9/0x20
[  214.921477] syz-fuzzer cpuset=
[  214.927007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.933471] /
[  214.938485]  ? check_preemption_disabled+0x48/0x200
[  214.943477]  mems_allowed=0
[  214.947449]  irq_exit+0x17f/0x1c0
[  214.983798]  smp_apic_timer_interrupt+0x1cb/0x760
[  214.988641]  ? smp_reschedule_interrupt+0x109/0x650
[  214.993663]  ? smp_call_function_single_interrupt+0x650/0x650
[  214.999551]  ? interrupt_entry+0xb5/0xf0
[  215.003616]  ? trace_hardirqs_off_caller+0xbb/0x300
[  215.008630]  ? trace_hardirqs_off_caller+0xbb/0x300
[  215.013647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.018489]  ? trace_hardirqs_off+0x300/0x300
[  215.022985]  ? trace_hardirqs_off+0x300/0x300
[  215.027482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.033020]  ? check_preemption_disabled+0x48/0x200
[  215.038035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.043578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.048435]  apic_timer_interrupt+0xf/0x20
[  215.052664]  </IRQ>
[  215.054904] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  215.059834] 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
[  215.078735] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  215.086476] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  215.093754] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  215.101042] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  215.108312] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  215.115577] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  215.122891]  skb_clone+0x1bb/0x500
[  215.126435]  ? skb_split+0x11e0/0x11e0
[  215.130327]  ? preempt_notifier_register+0x200/0x200
[  215.135430]  ? __switch_to_asm+0x34/0x70
[  215.139494]  ? __switch_to_asm+0x34/0x70
[  215.143557]  ? __switch_to_asm+0x40/0x70
[  215.147619]  ? __switch_to_asm+0x34/0x70
[  215.151681]  ? __switch_to_asm+0x40/0x70
[  215.155748]  ? __switch_to_asm+0x40/0x70
[  215.159810]  ? __switch_to_asm+0x34/0x70
[  215.163874]  ? __switch_to_asm+0x34/0x70
[  215.167934]  ? __switch_to_asm+0x40/0x70
[  215.171992]  ? __switch_to_asm+0x34/0x70
[  215.176069]  bpf_clone_redirect+0xb9/0x490
[  215.180317]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  215.185337]  ? __sched_text_start+0x8/0x8
[  215.189485]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  215.194265]  ? find_held_lock+0x36/0x1c0
[  215.198338]  ? lock_acquire+0x1ed/0x520
[  215.202311]  ? bpf_test_run+0x32e/0x5a0
[  215.206298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.211842]  ? check_preemption_disabled+0x48/0x200
[  215.216865]  ? kasan_check_read+0x11/0x20
[  215.221018]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  215.226303]  ? rcu_bh_qs+0xc0/0xc0
[  215.229848]  ? preempt_schedule+0x4d/0x60
[  215.233997]  ? ___preempt_schedule+0x16/0x18
[  215.238417]  ? bpf_test_run+0x1c0/0x5a0
[  215.242406]  ? netlink_diag_dump+0x2a0/0x2a0
[  215.246820]  ? bpf_prog_test_run_skb+0x452/0xb40
[  215.251588]  ? bpf_prog_test_run_skb+0x634/0xb40
[  215.256356]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  215.261205]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  215.266760]  ? fput+0x130/0x1a0
[  215.270046]  ? __bpf_prog_get+0x9b/0x290
[  215.274117]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  215.278960]  ? bpf_prog_test_run+0x130/0x1a0
[  215.283378]  ? __x64_sys_bpf+0x3d8/0x510
[  215.287441]  ? bpf_prog_get+0x20/0x20
[  215.291274]  ? do_syscall_64+0x1b9/0x820
[  215.295340]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  215.300709]  ? syscall_return_slowpath+0x5e0/0x5e0
[  215.305645]  ? trace_hardirqs_off+0x300/0x300
[  215.310142]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  215.315162]  ? recalc_sigpending_tsk+0x180/0x180
[  215.319940]  ? kasan_check_write+0x14/0x20
[  215.324182]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.329033]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  215.334425] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  215.334503] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  215.341355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  215.341360] Call Trace:
[  215.341367]  <IRQ>
[  215.341382]  dump_stack+0x1c4/0x2b4
[  215.341402]  ? dump_stack_print_info.cold.2+0x52/0x52
[  215.347957] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  215.357271]  warn_alloc.cold.118+0xb7/0x1bd
[  215.359823] syz-executor7 cpuset=
[  215.361965]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  215.365569] syz7
[  215.370753]  ? lock_downgrade+0x900/0x900
[  215.381224]  mems_allowed=0
[  215.385555]  ? trace_hardirqs_off+0xb8/0x300
[  215.407215]  ? trace_hardirqs_off+0xb8/0x300
[  215.411644]  __alloc_pages_slowpath+0x2667/0x2d80
[  215.416517]  ? warn_alloc+0x120/0x120
[  215.420322]  ? warn_alloc+0x120/0x120
[  215.424126]  ? print_usage_bug+0xc0/0xc0
[  215.428189]  ? warn_alloc+0x120/0x120
[  215.431992]  ? print_usage_bug+0xc0/0xc0
[  215.436055]  ? __lock_acquire+0x7ec/0x4ec0
[  215.440288]  ? __lock_acquire+0x7ec/0x4ec0
[  215.444525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  215.450084]  ? should_fail+0x22d/0xd01
[  215.453988]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  215.459094]  ? __lock_acquire+0x7ec/0x4ec0
[  215.463332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  215.468435]  ? __lock_acquire+0x7ec/0x4ec0
[  215.472665]  ? should_fail+0x22d/0xd01
[  215.476561]  ? mark_held_locks+0x130/0x130
[  215.480803]  ? mark_held_locks+0x130/0x130
[  215.485042]  ? graph_lock+0x170/0x170
[  215.488845]  ? graph_lock+0x170/0x170
[  215.492650]  ? graph_lock+0x170/0x170
[  215.496451]  ? print_usage_bug+0xc0/0xc0
[  215.500514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.506050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.511593]  ? check_preemption_disabled+0x48/0x200
[  215.516614]  ? check_preemption_disabled+0x48/0x200
[  215.521639]  ? __lock_is_held+0xb5/0x140
[  215.525712]  __alloc_pages_nodemask+0xa80/0xde0
[  215.530390]  ? graph_lock+0x170/0x170
[  215.534196]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  215.539229]  ? graph_lock+0x170/0x170
[  215.543061]  ? find_held_lock+0x36/0x1c0
[  215.547134]  ? ____cache_alloc_node+0x1c7/0x1e0
[  215.551804]  ? lock_downgrade+0x900/0x900
[  215.555962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.561511]  cache_grow_begin+0x91/0x8c0
[  215.565579]  ? do_raw_spin_unlock+0xa7/0x2f0
[  215.570004]  fallback_alloc+0x203/0x2e0
[  215.573991]  ____cache_alloc_node+0x1c7/0x1e0
[  215.578495]  kmem_cache_alloc_node+0xe3/0x730
[  215.582997]  ? ipv6_get_ifaddr+0x42e/0x620
[  215.587255]  __alloc_skb+0x119/0x770
[  215.590975]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  215.596277]  ? skb_scrub_packet+0x490/0x490
[  215.600604]  ? lock_downgrade+0x900/0x900
[  215.604767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.610312]  ? refcount_sub_and_test_checked+0x203/0x310
[  215.615794]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  215.621287]  ? addrconf_rs_timer+0x6f0/0x6f0
[  215.625715]  ndisc_alloc_skb+0x144/0x340
[  215.629788]  ndisc_send_rs+0x331/0x6e0
[  215.633686]  addrconf_rs_timer+0x3c0/0x6f0
[  215.637933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.642188]  call_timer_fn+0x272/0x920
[  215.646080]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.650324]  ? process_timeout+0x40/0x40
[  215.654388]  ? find_held_lock+0x36/0x1c0
[  215.658458]  ? mark_held_locks+0xc7/0x130
[  215.662616]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.667116]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.671611]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.676065]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  215.680654]  ? trace_hardirqs_on+0xbd/0x310
[  215.684976]  ? kasan_check_read+0x11/0x20
[  215.689130]  ? __run_timers+0x7da/0xc70
[  215.693110]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  215.698600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.702849]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.707089]  __run_timers+0x7e5/0xc70
[  215.710908]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  215.716282]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  215.721303]  ? graph_lock+0x170/0x170
[  215.725109]  ? print_usage_bug+0xc0/0xc0
[  215.729169]  ? lock_release+0x970/0x970
[  215.733160]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  215.738363]  ? find_held_lock+0x36/0x1c0
[  215.742429]  ? graph_lock+0x170/0x170
[  215.746252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.751796]  ? check_preemption_disabled+0x48/0x200
[  215.756829]  ? __lock_is_held+0xb5/0x140
[  215.760900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.766447]  ? check_preemption_disabled+0x48/0x200
[  215.771477]  run_timer_softirq+0x52/0xb0
[  215.775540]  ? rcu_read_lock_sched_held+0x108/0x120
[  215.780562]  __do_softirq+0x30b/0xad8
[  215.784380]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  215.789497]  ? pvclock_read_flags+0x160/0x160
[  215.793994]  ? lapic_next_event+0x5a/0x90
[  215.798146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.803691]  ? check_preemption_disabled+0x48/0x200
[  215.808713]  ? check_preemption_disabled+0x48/0x200
[  215.813740]  ? kvm_clock_read+0x18/0x30
[  215.817719]  ? kvm_sched_clock_read+0x9/0x20
[  215.822138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  215.827678]  ? check_preemption_disabled+0x48/0x200
[  215.832710]  irq_exit+0x17f/0x1c0
[  215.836174]  smp_apic_timer_interrupt+0x1cb/0x760
[  215.841020]  ? smp_call_function_single_interrupt+0x650/0x650
[  215.846909]  ? interrupt_entry+0xb5/0xf0
[  215.850976]  ? trace_hardirqs_off_caller+0xbb/0x300
[  215.855995]  ? trace_hardirqs_off_caller+0xbb/0x300
[  215.861016]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.865863]  ? trace_hardirqs_off+0x300/0x300
[  215.870356]  ? trace_hardirqs_off+0x300/0x300
[  215.874852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.880392]  ? check_preemption_disabled+0x48/0x200
[  215.885411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.890958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.895815]  apic_timer_interrupt+0xf/0x20
[  215.900045]  </IRQ>
[  215.902283] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  215.907558] 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
[  215.926457] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  215.934165] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  215.941432] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  215.948707] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  215.955989] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  215.963270] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  215.970562]  ? arch_local_irq_restore+0x45/0x52
[  215.975256]  dump_stack+0x26a/0x2b4
[  215.978893]  ? dump_stack_print_info.cold.2+0x52/0x52
[  215.984084]  ? mark_held_locks+0x130/0x130
[  215.988317]  ? mark_held_locks+0x130/0x130
[  215.992563]  dump_header+0x27b/0xf72
[  215.996295]  ? pagefault_out_of_memory+0x197/0x197
[  216.001248]  ? mark_held_locks+0x130/0x130
[  216.005515]  ? __lock_acquire+0x7ec/0x4ec0
[  216.009786]  ? mem_cgroup_charge_statistics+0x780/0x780
[  216.015152]  ? print_usage_bug+0xc0/0xc0
[  216.019213]  ? print_usage_bug+0xc0/0xc0
[  216.023294]  ? graph_lock+0x170/0x170
[  216.027094]  ? graph_lock+0x170/0x170
[  216.030892]  ? print_usage_bug+0xc0/0xc0
[  216.034950]  ? print_usage_bug+0xc0/0xc0
[  216.039019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.044560]  ? find_held_lock+0x36/0x1c0
[  216.048631]  ? mark_held_locks+0xc7/0x130
[  216.052782]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  216.057889]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  216.062997]  ? lockdep_hardirqs_on+0x421/0x5c0
[  216.067579]  ? trace_hardirqs_on+0xbd/0x310
[  216.071903]  ? kasan_check_read+0x11/0x20
[  216.076050]  ? ___ratelimit+0x36f/0x655
[  216.080028]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  216.085481]  ? trace_hardirqs_on+0x310/0x310
[  216.089888]  ? lock_downgrade+0x900/0x900
[  216.094046]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  216.099155]  ? ___ratelimit+0xaa/0x655
[  216.103043]  ? idr_get_free+0xec0/0xec0
[  216.107024]  ? kasan_check_write+0x14/0x20
[  216.111270]  ? do_raw_spin_lock+0xc1/0x200
[  216.115514]  oom_kill_process.cold.27+0x10/0x903
[  216.120274]  ? graph_lock+0x170/0x170
[  216.124074]  ? _raw_spin_unlock+0x2c/0x50
[  216.128253]  ? oom_badness+0xe6/0xaa0
[  216.132064]  ? oom_evaluate_task+0x540/0x540
[  216.136478]  ? find_held_lock+0x36/0x1c0
[  216.140546]  ? out_of_memory+0x974/0x14c0
[  216.144693]  ? lock_downgrade+0x900/0x900
[  216.148846]  ? check_preemption_disabled+0x48/0x200
[  216.153872]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.159670]  ? kasan_check_read+0x11/0x20
[  216.163818]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.169095]  ? rcu_bh_qs+0xc0/0xc0
[  216.172645]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  216.178183]  ? oom_evaluate_task+0x302/0x540
[  216.182597]  out_of_memory+0xa86/0x14c0
[  216.186602]  ? oom_killer_disable+0x3a0/0x3a0
[  216.191099]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  216.196037]  ? __mutex_add_waiter+0x2a0/0x2a0
[  216.200542]  __alloc_pages_slowpath+0x2318/0x2d80
[  216.205414]  ? warn_alloc+0x120/0x120
[  216.209215]  ? __radix_tree_lookup+0x4c0/0x4c0
[  216.213821]  ? find_get_entry+0x2f2/0xc40
[  216.217980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.223522]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  216.228450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.233986]  ? should_fail+0x22d/0xd01
[  216.237885]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  216.242991]  ? __lock_is_held+0xb5/0x140
[  216.247081]  ? __lock_is_held+0xb5/0x140
[  216.251152]  ? find_held_lock+0x36/0x1c0
[  216.255215]  ? ___might_sleep+0x1ed/0x300
[  216.259374]  ? lock_release+0x970/0x970
[  216.263354]  ? arch_local_save_flags+0x40/0x40
[  216.267948]  ? __might_sleep+0x95/0x190
[  216.271928]  __alloc_pages_nodemask+0xa80/0xde0
[  216.276605]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  216.281626]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.287426]  ? kasan_check_read+0x11/0x20
[  216.291577]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.296861]  ? graph_lock+0x170/0x170
[  216.300661]  ? print_usage_bug+0xc0/0xc0
[  216.304727]  ? graph_lock+0x170/0x170
[  216.308528]  ? graph_lock+0x170/0x170
[  216.312327]  ? __do_page_cache_readahead+0x7ce/0x980
[  216.317437]  ? find_held_lock+0x36/0x1c0
[  216.321504]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  216.327046]  alloc_pages_current+0x10c/0x210
[  216.331458]  ? lock_downgrade+0x900/0x900
[  216.335609]  __page_cache_alloc+0x38f/0x5b0
[  216.339931]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.345729]  ? kasan_check_read+0x11/0x20
[  216.349879]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.355162]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  216.359844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.365386]  ? check_preemption_disabled+0x48/0x200
[  216.370437]  filemap_fault+0x1594/0x25f0
[  216.374520]  ? __lock_page_or_retry+0xa00/0xa00
[  216.379192]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.384991]  ? kasan_check_read+0x11/0x20
[  216.389142]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.394423]  ? rcu_bh_qs+0xc0/0xc0
[  216.397969]  ? print_usage_bug+0xc0/0xc0
[  216.402040]  ? filemap_map_pages+0xdea/0x1980
[  216.406542]  ? print_usage_bug+0xc0/0xc0
[  216.410612]  ? find_get_pages_range_tag+0x1320/0x1320
[  216.415802]  ? print_usage_bug+0xc0/0xc0
[  216.419866]  ? __lock_acquire+0x7ec/0x4ec0
[  216.424105]  ? graph_lock+0x170/0x170
[  216.427910]  ? __sigqueue_free.part.27+0x7d/0xa0
[  216.432671]  ? __lock_acquire+0x7ec/0x4ec0
[  216.436924]  ? lock_acquire+0x1ed/0x520
[  216.440900]  ? ext4_filemap_fault+0x7a/0xad
[  216.445228]  ? lock_release+0x970/0x970
[  216.449223]  ? arch_local_save_flags+0x40/0x40
[  216.453822]  ? mark_held_locks+0x130/0x130
[  216.458074]  ? down_read+0xb0/0x1d0
[  216.461701]  ? ext4_filemap_fault+0x7a/0xad
[  216.466024]  ? __down_interruptible+0x700/0x700
[  216.470694]  ? graph_lock+0x170/0x170
[  216.474496]  ? __sigqueue_free.part.27+0x7d/0xa0
[  216.479290]  ext4_filemap_fault+0x82/0xad
[  216.483442]  __do_fault+0x100/0x6b0
[  216.487071]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.492356]  ? print_bad_pte+0x6c0/0x6c0
[  216.496424]  ? pmd_val+0x88/0x100
[  216.499876]  ? add_mm_counter_fast+0xd0/0xd0
[  216.504284]  ? pmd_val+0x88/0x100
[  216.507736]  ? add_mm_counter_fast+0xd0/0xd0
[  216.512152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.517694]  __handle_mm_fault+0x3709/0x53e0
[  216.522114]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  216.526960]  ? graph_lock+0x170/0x170
[  216.530764]  ? print_usage_bug+0xc0/0xc0
[  216.534830]  ? graph_lock+0x170/0x170
[  216.538632]  ? graph_lock+0x170/0x170
[  216.542460]  ? handle_mm_fault+0x42a/0xc70
[  216.547169]  ? lock_downgrade+0x900/0x900
[  216.551321]  ? check_preemption_disabled+0x48/0x200
[  216.556347]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  216.562147]  ? kasan_check_read+0x11/0x20
[  216.566299]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  216.571576]  ? rcu_bh_qs+0xc0/0xc0
[  216.575119]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  216.580570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.586114]  ? check_preemption_disabled+0x48/0x200
[  216.591144]  handle_mm_fault+0x54f/0xc70
[  216.595210]  ? __handle_mm_fault+0x53e0/0x53e0
[  216.599813]  ? find_vma+0x34/0x190
[  216.603360]  __do_page_fault+0x67d/0xed0
[  216.607434]  ? mm_fault_error+0x380/0x380
[  216.611591]  ? syscall_slow_exit_work+0x520/0x520
[  216.616441]  do_page_fault+0xf2/0x7e0
[  216.620261]  ? vmalloc_sync_all+0x30/0x30
[  216.624414]  ? error_entry+0x70/0xd0
[  216.628131]  ? trace_hardirqs_off_caller+0xbb/0x300
[  216.633150]  ? trace_hardirqs_on_caller+0xc0/0x300
[  216.638078]  ? syscall_return_slowpath+0x5e0/0x5e0
[  216.643010]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.647853]  ? trace_hardirqs_off+0x300/0x300
[  216.652347]  ? trace_hardirqs_off_caller+0x300/0x300
[  216.657462]  ? prepare_exit_to_usermode+0x291/0x3b0
[  216.662481]  ? page_fault+0x8/0x30
[  216.666028]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.670877]  ? page_fault+0x8/0x30
[  216.674418]  page_fault+0x1e/0x30
[  216.677874] RIP: 0033:0x45db60
[  216.681069] Code: Bad RIP value.
[  216.684430] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  216.689795] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  216.697064] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  216.704331] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  216.711599] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  216.718867] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  216.726161] warn_alloc_show_mem: 1 callbacks suppressed
[  216.726173] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  216.726175] Mem-Info:
[  216.726206] active_anon:38738 inactive_anon:372 isolated_anon:0
[  216.726206]  active_file:16 inactive_file:22 isolated_file:0
[  216.726206]  unevictable:0 dirty:0 writeback:0 unstable:0
[  216.726206]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  216.726206]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  216.726206]  free:13555 free_pcp:233 free_cma:0
[  216.731543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  216.731552] Call Trace:
[  216.738746] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  216.741148]  <IRQ>
[  216.774024] Node 0 
[  216.783387]  dump_stack+0x1c4/0x2b4
[  216.785969] 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
[  216.813628]  ? dump_stack_print_info.cold.2+0x52/0x52
[  216.815748] lowmem_reserve[]: 0
[  216.818003]  warn_alloc.cold.118+0xb7/0x1bd
[  216.821593]  2817
[  216.847099]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  216.852271]  6321
[  216.855547]  ? lock_downgrade+0x900/0x900
[  216.859837]  6321
[  216.861901]  ? trace_hardirqs_off+0xb8/0x300
[  216.868774]  ? trace_hardirqs_off+0xb8/0x300
[  216.872894] Node 0 
[  216.874955]  __alloc_pages_slowpath+0x2667/0x2d80
[  216.879358] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  216.883764]  ? warn_alloc+0x120/0x120
[  216.885948] lowmem_reserve[]:
[  216.890787]  ? warn_alloc+0x120/0x120
[  216.917485]  0
[  216.921291]  ? print_usage_bug+0xc0/0xc0
[  216.924365]  0
[  216.928163]  ? warn_alloc+0x120/0x120
[  216.929940]  3503
[  216.933997]  ? print_usage_bug+0xc0/0xc0
[  216.935774]  3503
[  216.939567]  ? __lock_acquire+0x7ec/0x4ec0
[  216.945661]  ? __lock_acquire+0x7ec/0x4ec0
[  216.947702] Node 0 
[  216.951934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.956168] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  216.958377]  ? should_fail+0x22d/0xd01
[  216.963886] lowmem_reserve[]:
[  216.992279]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  216.996139]  0
[  216.999249]  ? __lock_acquire+0x7ec/0x4ec0
[  217.004325]  0
[  217.006127]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  217.010331]  0
[  217.012133]  ? __lock_acquire+0x7ec/0x4ec0
[  217.017209]  0
[  217.019016]  ? should_fail+0x22d/0xd01
[  217.023227] Node 0 
[  217.025039]  ? mark_held_locks+0x130/0x130
[  217.028888] DMA: 1*4kB 
[  217.031126]  ? mark_held_locks+0x130/0x130
[  217.035333] (U) 
[  217.037910]  ? graph_lock+0x170/0x170
[  217.042119] 0*8kB 
[  217.044088]  ? graph_lock+0x170/0x170
[  217.047863] 0*16kB 
[  217.050003]  ? graph_lock+0x170/0x170
[  217.053774] 1*32kB (U) 
[  217.056013]  ? print_usage_bug+0xc0/0xc0
[  217.059789] 2*64kB 
[  217.062369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.066402] (U) 
[  217.068636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.074139] 1*128kB (U) 
[  217.076127]  ? check_preemption_disabled+0x48/0x200
[  217.081624] 1*256kB 
[  217.084290]  ? check_preemption_disabled+0x48/0x200
[  217.089276] (U) 
[  217.091601]  ? __lock_is_held+0xb5/0x140
[  217.096587] 0*512kB 
[  217.098561]  __alloc_pages_nodemask+0xa80/0xde0
[  217.102587] 1*1024kB (U) 
[  217.104910]  ? graph_lock+0x170/0x170
[  217.109564] 1*2048kB 
[  217.112321]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  217.116091] (M) 
[  217.118497]  ? graph_lock+0x170/0x170
[  217.123489] 3*4096kB 
[  217.125467]  ? find_held_lock+0x36/0x1c0
[  217.129241] (M) 
[  217.131656]  ? ____cache_alloc_node+0x1c7/0x1e0
[  217.135678] = 15908kB
[  217.135686] Node 0 
[  217.137656]  ? lock_downgrade+0x900/0x900
[  217.142300] DMA32: 
[  217.144711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.146920] 2*4kB 
[  217.151061]  cache_grow_begin+0x91/0x8c0
[  217.153269] (M) 
[  217.158799]  ? do_raw_spin_unlock+0xa7/0x2f0
[  217.160919] 1*8kB (U) 
[  217.164989]  fallback_alloc+0x203/0x2e0
[  217.166934] 3*16kB 
[  217.171341]  ____cache_alloc_node+0x1c7/0x1e0
[  217.173809] (M) 
[  217.177781]  kmem_cache_alloc_node+0xe3/0x730
[  217.179988] 2*32kB (UM) 
[  217.184511]  ? ipv6_get_ifaddr+0x42e/0x620
[  217.186462] 2*64kB 
[  217.190955]  __alloc_skb+0x119/0x770
[  217.193599] (M) 
[  217.197832]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  217.200043] 3*128kB 
[  217.203756]  ? skb_scrub_packet+0x490/0x490
[  217.205699] (M) 
[  217.210972]  ? lock_downgrade+0x900/0x900
[  217.213278] 2*256kB 
[  217.217595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.219542] (M) 
[  217.223684]  ? refcount_sub_and_test_checked+0x203/0x310
[  217.225984] 3*512kB 
[  217.231516]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  217.233466] (M) 
[  217.238915]  ? addrconf_rs_timer+0x6f0/0x6f0
[  217.241207] 4*1024kB (UM) 
[  217.246675]  ndisc_alloc_skb+0x144/0x340
[  217.248623] 3*2048kB 
[  217.253025]  ndisc_send_rs+0x331/0x6e0
[  217.255846] (UM) 
[  217.259904]  addrconf_rs_timer+0x3c0/0x6f0
[  217.262288] 3*4096kB 
[  217.266171]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.268206] (M) 
[  217.272447]  call_timer_fn+0x272/0x920
[  217.274824] = 25216kB
[  217.279051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.281006] Node 0 
[  217.284901]  ? process_timeout+0x40/0x40
[  217.287287] Normal: 
[  217.291518]  ? find_held_lock+0x36/0x1c0
[  217.293731] 808*4kB 
[  217.297791]  ? __run_timers+0x7da/0xc70
[  217.300086] (UME) 
[  217.304143]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.306435] 439*8kB (UME) 
[  217.310410]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.312536] 179*16kB 
[  217.317025]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.319836] (UMEH) 64*32kB 
[  217.324335]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  217.326716] (UMEH) 
[  217.330947]  ? trace_hardirqs_on+0xbd/0x310
[  217.333853] 19*64kB 
[  217.338430]  ? kasan_check_read+0x11/0x20
[  217.340638] (UMEH) 
[  217.344953]  ? __run_timers+0x7da/0xc70
[  217.347262] 2*128kB 
[  217.351402]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  217.353609] (UM) 
[  217.357578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.359879] 0*256kB 
[  217.365325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  217.367360] 0*512kB 
[  217.371587]  __run_timers+0x7e5/0xc70
[  217.373884] 0*1024kB 
[  217.378121]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  217.380416] 0*2048kB 
[  217.384210]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  217.386597] 0*4096kB 
[  217.391954]  ? graph_lock+0x170/0x170
[  217.394340] = 13128kB
[  217.399350]  ? enqueue_hrtimer+0x1a5/0x560
[  217.401743] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  217.405534]  ? lock_release+0x970/0x970
[  217.407924] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  217.412198]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  217.421008] 417 total pagecache pages
[  217.424980]  ? find_held_lock+0x36/0x1c0
[  217.433537] 0 pages in swap cache
[  217.438713]  ? graph_lock+0x170/0x170
[  217.442510] Swap cache stats: add 0, delete 0, find 0/0
[  217.446562]  ? pvclock_read_flags+0x160/0x160
[  217.449988] Free swap  = 0kB
[  217.449996] Total swap = 0kB
[  217.453791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.459128] 1965979 pages RAM
[  217.463618]  ? check_preemption_disabled+0x48/0x200
[  217.466608] 0 pages HighMem/MovableOnly
[  217.469626]  ? __lock_is_held+0xb5/0x140
[  217.475143] 342744 pages reserved
[  217.478262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.483264] 0 pages cma reserved
[  217.487246]  ? check_preemption_disabled+0x48/0x200
[  217.491362] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  217.494784]  run_timer_softirq+0x52/0xb0
[  217.500402] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  217.503661]  ? rcu_read_lock_sched_held+0x108/0x120
[  217.508652] syz-fuzzer cpuset=
[  217.515139]  __do_softirq+0x30b/0xad8
[  217.519175] /
[  217.529404]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  217.534392]  mems_allowed=0
[  217.537575]  ? pvclock_read_flags+0x160/0x160
[  217.555540]  ? lapic_next_event+0x5a/0x90
[  217.559690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.565242]  ? check_preemption_disabled+0x48/0x200
[  217.570269]  ? check_preemption_disabled+0x48/0x200
[  217.575297]  ? kvm_clock_read+0x18/0x30
[  217.579274]  ? kvm_sched_clock_read+0x9/0x20
[  217.583690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.589241]  ? check_preemption_disabled+0x48/0x200
[  217.594285]  irq_exit+0x17f/0x1c0
[  217.597756]  smp_apic_timer_interrupt+0x1cb/0x760
[  217.602604]  ? smp_reschedule_interrupt+0x109/0x650
[  217.607630]  ? smp_call_function_single_interrupt+0x650/0x650
[  217.613523]  ? interrupt_entry+0xb5/0xf0
[  217.617591]  ? trace_hardirqs_off_caller+0xbb/0x300
[  217.622616]  ? trace_hardirqs_off_caller+0xbb/0x300
[  217.627650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  217.632504]  ? trace_hardirqs_off+0x300/0x300
[  217.637006]  ? trace_hardirqs_off+0x300/0x300
[  217.641512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.647069]  ? check_preemption_disabled+0x48/0x200
[  217.652095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.657658]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  217.662521]  apic_timer_interrupt+0xf/0x20
[  217.666763]  </IRQ>
[  217.669011] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  217.673947] 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
[  217.693365] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  217.701126] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  217.708420] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  217.715707] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  217.722991] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  217.730278] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  217.737607]  skb_clone+0x1bb/0x500
[  217.741161]  ? skb_split+0x11e0/0x11e0
[  217.745057]  ? preempt_notifier_register+0x200/0x200
[  217.750169]  ? __switch_to_asm+0x34/0x70
[  217.754249]  ? __switch_to_asm+0x34/0x70
[  217.758322]  ? __switch_to_asm+0x40/0x70
[  217.762387]  ? __switch_to_asm+0x34/0x70
[  217.766453]  ? __switch_to_asm+0x40/0x70
[  217.770526]  ? __switch_to_asm+0x40/0x70
[  217.774591]  ? __switch_to_asm+0x34/0x70
[  217.778653]  ? __switch_to_asm+0x34/0x70
[  217.782716]  ? __switch_to_asm+0x40/0x70
[  217.786778]  ? __switch_to_asm+0x34/0x70
[  217.790853]  bpf_clone_redirect+0xb9/0x490
[  217.795101]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  217.800126]  ? __sched_text_start+0x8/0x8
[  217.804279]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  217.809053]  ? find_held_lock+0x36/0x1c0
[  217.813122]  ? lock_acquire+0x1ed/0x520
[  217.817104]  ? bpf_test_run+0x32e/0x5a0
[  217.821080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.826621]  ? check_preemption_disabled+0x48/0x200
[  217.831649]  ? kasan_check_read+0x11/0x20
[  217.835807]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  217.841097]  ? rcu_bh_qs+0xc0/0xc0
[  217.844643]  ? preempt_schedule+0x4d/0x60
[  217.848798]  ? ___preempt_schedule+0x16/0x18
[  217.853217]  ? bpf_test_run+0x1c0/0x5a0
[  217.857219]  ? netlink_diag_dump+0x2a0/0x2a0
[  217.861640]  ? bpf_prog_test_run_skb+0x452/0xb40
[  217.866402]  ? bpf_prog_test_run_skb+0x634/0xb40
[  217.871171]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  217.876021]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  217.881560]  ? fput+0x130/0x1a0
[  217.884844]  ? __bpf_prog_get+0x9b/0x290
[  217.888913]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  217.893761]  ? bpf_prog_test_run+0x130/0x1a0
[  217.898174]  ? __x64_sys_bpf+0x3d8/0x510
[  217.902245]  ? bpf_prog_get+0x20/0x20
[  217.906071]  ? do_syscall_64+0x1b9/0x820
[  217.910134]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  217.915500]  ? syscall_return_slowpath+0x5e0/0x5e0
[  217.920434]  ? trace_hardirqs_off+0x300/0x300
[  217.924932]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  217.929948]  ? recalc_sigpending_tsk+0x180/0x180
[  217.934713]  ? kasan_check_write+0x14/0x20
[  217.938961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  217.943816]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  217.949201] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  217.949280] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  217.956147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  217.956156] Call Trace:
[  217.962833] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  217.971975]  <IRQ>
[  217.974546] syz-executor7 cpuset=
[  217.985027]  dump_stack+0x1c4/0x2b4
[  217.987150] syz7
[  217.990595]  ? dump_stack_print_info.cold.2+0x52/0x52
[  217.994204]  mems_allowed=0
[  217.996179]  warn_alloc.cold.118+0xb7/0x1bd
[  218.008579]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  218.013426]  ? lock_downgrade+0x900/0x900
[  218.017581]  ? trace_hardirqs_off+0xb8/0x300
[  218.021997]  ? trace_hardirqs_off+0xb8/0x300
[  218.026414]  __alloc_pages_slowpath+0x2667/0x2d80
[  218.031296]  ? warn_alloc+0x120/0x120
[  218.035099]  ? trace_hardirqs_on+0x310/0x310
[  218.039510]  ? warn_alloc+0x120/0x120
[  218.043317]  ? print_usage_bug+0xc0/0xc0
[  218.047383]  ? warn_alloc+0x120/0x120
[  218.051186]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  218.056220]  ? print_usage_bug+0xc0/0xc0
[  218.060299]  ? __lock_acquire+0x7ec/0x4ec0
[  218.064535]  ? __lock_acquire+0x7ec/0x4ec0
[  218.068783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.074331]  ? should_fail+0x22d/0xd01
[  218.078224]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.083351]  ? __lock_acquire+0x7ec/0x4ec0
[  218.087595]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.092697]  ? __lock_acquire+0x7ec/0x4ec0
[  218.096934]  ? should_fail+0x22d/0xd01
[  218.100821]  ? print_usage_bug+0xc0/0xc0
[  218.104890]  ? mark_held_locks+0x130/0x130
[  218.109128]  ? mark_held_locks+0x130/0x130
[  218.113375]  ? graph_lock+0x170/0x170
[  218.117177]  ? print_usage_bug+0xc0/0xc0
[  218.121254]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  218.126017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.131581]  ? check_preemption_disabled+0x48/0x200
[  218.136597]  ? check_preemption_disabled+0x48/0x200
[  218.141622]  ? __lock_is_held+0xb5/0x140
[  218.145693]  __alloc_pages_nodemask+0xa80/0xde0
[  218.150377]  ? graph_lock+0x170/0x170
[  218.154183]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  218.159197]  ? graph_lock+0x170/0x170
[  218.163014]  ? find_held_lock+0x36/0x1c0
[  218.167087]  ? ____cache_alloc_node+0x1c7/0x1e0
[  218.171756]  ? lock_downgrade+0x900/0x900
[  218.175915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.181458]  cache_grow_begin+0x91/0x8c0
[  218.185522]  ? do_raw_spin_unlock+0xa7/0x2f0
[  218.189938]  fallback_alloc+0x203/0x2e0
[  218.193918]  ____cache_alloc_node+0x1c7/0x1e0
[  218.198422]  kmem_cache_alloc_node+0xe3/0x730
[  218.202933]  ? ipv6_get_ifaddr+0x42e/0x620
[  218.207191]  __alloc_skb+0x119/0x770
[  218.210905]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.216186]  ? skb_scrub_packet+0x490/0x490
[  218.220511]  ? lock_downgrade+0x900/0x900
[  218.224672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.230212]  ? refcount_sub_and_test_checked+0x203/0x310
[  218.235679]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  218.241140]  ? addrconf_rs_timer+0x6f0/0x6f0
[  218.245574]  ndisc_alloc_skb+0x144/0x340
[  218.249642]  ndisc_send_rs+0x331/0x6e0
[  218.253540]  addrconf_rs_timer+0x3c0/0x6f0
[  218.257782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.262032]  call_timer_fn+0x272/0x920
[  218.265922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.270160]  ? process_timeout+0x40/0x40
[  218.274220]  ? find_held_lock+0x36/0x1c0
[  218.278307]  ? mark_held_locks+0xc7/0x130
[  218.282456]  ? _raw_spin_unlock_irq+0x27/0x80
[  218.286953]  ? _raw_spin_unlock_irq+0x27/0x80
[  218.291455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.295687]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  218.300288]  ? trace_hardirqs_on+0xbd/0x310
[  218.304665]  ? kasan_check_read+0x11/0x20
[  218.308812]  ? __run_timers+0x7da/0xc70
[  218.312786]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  218.318257]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.322498]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.326734]  __run_timers+0x7e5/0xc70
[  218.330555]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  218.335920]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  218.340936]  ? graph_lock+0x170/0x170
[  218.344744]  ? print_usage_bug+0xc0/0xc0
[  218.348807]  ? lock_release+0x970/0x970
[  218.352785]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  218.357980]  ? find_held_lock+0x36/0x1c0
[  218.362051]  ? graph_lock+0x170/0x170
[  218.365860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.371399]  ? check_preemption_disabled+0x48/0x200
[  218.376425]  ? __lock_is_held+0xb5/0x140
[  218.380489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.386030]  ? check_preemption_disabled+0x48/0x200
[  218.391083]  run_timer_softirq+0x52/0xb0
[  218.395159]  ? rcu_read_lock_sched_held+0x108/0x120
[  218.400175]  __do_softirq+0x30b/0xad8
[  218.403989]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  218.409097]  ? pvclock_read_flags+0x160/0x160
[  218.413591]  ? lapic_next_event+0x5a/0x90
[  218.417742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.423288]  ? check_preemption_disabled+0x48/0x200
[  218.428305]  ? check_preemption_disabled+0x48/0x200
[  218.433327]  ? kvm_clock_read+0x18/0x30
[  218.437304]  ? kvm_sched_clock_read+0x9/0x20
[  218.441717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.447270]  ? check_preemption_disabled+0x48/0x200
[  218.452299]  irq_exit+0x17f/0x1c0
[  218.455753]  smp_apic_timer_interrupt+0x1cb/0x760
[  218.460600]  ? smp_call_function_single_interrupt+0x650/0x650
[  218.466495]  ? interrupt_entry+0xb5/0xf0
[  218.470568]  ? trace_hardirqs_off_caller+0xbb/0x300
[  218.475598]  ? trace_hardirqs_off_caller+0xbb/0x300
[  218.480616]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.485457]  ? trace_hardirqs_off+0x300/0x300
[  218.489948]  ? trace_hardirqs_off+0x300/0x300
[  218.494449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.499992]  ? check_preemption_disabled+0x48/0x200
[  218.505009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.510556]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.515409]  apic_timer_interrupt+0xf/0x20
[  218.519633]  </IRQ>
[  218.521869] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  218.527145] 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
[  218.546550] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  218.554311] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  218.561578] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  218.568843] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  218.576115] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  218.583384] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  218.590676]  ? arch_local_irq_restore+0x45/0x52
[  218.595390]  dump_stack+0x26a/0x2b4
[  218.599032]  ? dump_stack_print_info.cold.2+0x52/0x52
[  218.604226]  ? mark_held_locks+0x130/0x130
[  218.608479]  ? mark_held_locks+0x130/0x130
[  218.612719]  dump_header+0x27b/0xf72
[  218.616449]  ? pagefault_out_of_memory+0x197/0x197
[  218.621385]  ? mark_held_locks+0x130/0x130
[  218.625621]  ? __lock_acquire+0x7ec/0x4ec0
[  218.629861]  ? mem_cgroup_charge_statistics+0x780/0x780
[  218.635227]  ? print_usage_bug+0xc0/0xc0
[  218.639328]  ? print_usage_bug+0xc0/0xc0
[  218.643397]  ? graph_lock+0x170/0x170
[  218.647195]  ? graph_lock+0x170/0x170
[  218.650997]  ? print_usage_bug+0xc0/0xc0
[  218.655067]  ? print_usage_bug+0xc0/0xc0
[  218.659137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.664683]  ? find_held_lock+0x36/0x1c0
[  218.668758]  ? mark_held_locks+0xc7/0x130
[  218.672916]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  218.678057]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  218.683172]  ? lockdep_hardirqs_on+0x421/0x5c0
[  218.687761]  ? trace_hardirqs_on+0xbd/0x310
[  218.692087]  ? kasan_check_read+0x11/0x20
[  218.696243]  ? ___ratelimit+0x36f/0x655
[  218.700230]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  218.705703]  ? trace_hardirqs_on+0x310/0x310
[  218.710113]  ? lock_downgrade+0x900/0x900
[  218.714280]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  218.719384]  ? ___ratelimit+0xaa/0x655
[  218.723282]  ? idr_get_free+0xec0/0xec0
[  218.727272]  ? kasan_check_write+0x14/0x20
[  218.731513]  ? do_raw_spin_lock+0xc1/0x200
[  218.735761]  oom_kill_process.cold.27+0x10/0x903
[  218.740522]  ? graph_lock+0x170/0x170
[  218.744326]  ? _raw_spin_unlock+0x2c/0x50
[  218.748473]  ? oom_badness+0xe6/0xaa0
[  218.752289]  ? oom_evaluate_task+0x540/0x540
[  218.756704]  ? find_held_lock+0x36/0x1c0
[  218.760775]  ? out_of_memory+0x974/0x14c0
[  218.764924]  ? lock_downgrade+0x900/0x900
[  218.769076]  ? check_preemption_disabled+0x48/0x200
[  218.774107]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  218.779904]  ? kasan_check_read+0x11/0x20
[  218.784053]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.789333]  ? rcu_bh_qs+0xc0/0xc0
[  218.792881]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  218.798418]  ? oom_evaluate_task+0x302/0x540
[  218.802835]  out_of_memory+0xa86/0x14c0
[  218.806823]  ? oom_killer_disable+0x3a0/0x3a0
[  218.811319]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  218.816284]  ? __mutex_add_waiter+0x2a0/0x2a0
[  218.820794]  __alloc_pages_slowpath+0x2318/0x2d80
[  218.825666]  ? warn_alloc+0x120/0x120
[  218.829468]  ? __radix_tree_lookup+0x4c0/0x4c0
[  218.834063]  ? find_get_entry+0x2f2/0xc40
[  218.838225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.843777]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  218.848711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.854264]  ? should_fail+0x22d/0xd01
[  218.858156]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.863272]  ? __lock_is_held+0xb5/0x140
[  218.867359]  ? __lock_is_held+0xb5/0x140
[  218.871429]  ? find_held_lock+0x36/0x1c0
[  218.875495]  ? ___might_sleep+0x1ed/0x300
[  218.879640]  ? lock_release+0x970/0x970
[  218.883614]  ? arch_local_save_flags+0x40/0x40
[  218.888213]  ? __might_sleep+0x95/0x190
[  218.892259]  __alloc_pages_nodemask+0xa80/0xde0
[  218.896937]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  218.901956]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  218.907758]  ? kasan_check_read+0x11/0x20
[  218.911907]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.917189]  ? graph_lock+0x170/0x170
[  218.920988]  ? print_usage_bug+0xc0/0xc0
[  218.925050]  ? graph_lock+0x170/0x170
[  218.928847]  ? graph_lock+0x170/0x170
[  218.932646]  ? __do_page_cache_readahead+0x7ce/0x980
[  218.937761]  ? find_held_lock+0x36/0x1c0
[  218.941831]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  218.947375]  alloc_pages_current+0x10c/0x210
[  218.951782]  ? lock_downgrade+0x900/0x900
[  218.955939]  __page_cache_alloc+0x38f/0x5b0
[  218.960273]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  218.966070]  ? kasan_check_read+0x11/0x20
[  218.970218]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.975515]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  218.980188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.985726]  ? check_preemption_disabled+0x48/0x200
[  218.990758]  filemap_fault+0x1594/0x25f0
[  218.994837]  ? __lock_page_or_retry+0xa00/0xa00
[  218.999509]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.005308]  ? kasan_check_read+0x11/0x20
[  219.009460]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.014744]  ? rcu_bh_qs+0xc0/0xc0
[  219.018294]  ? print_usage_bug+0xc0/0xc0
[  219.022364]  ? filemap_map_pages+0xdea/0x1980
[  219.026866]  ? print_usage_bug+0xc0/0xc0
[  219.030933]  ? find_get_pages_range_tag+0x1320/0x1320
[  219.036123]  ? print_usage_bug+0xc0/0xc0
[  219.040186]  ? __lock_acquire+0x7ec/0x4ec0
[  219.044425]  ? graph_lock+0x170/0x170
[  219.048227]  ? __sigqueue_free.part.27+0x7d/0xa0
[  219.053007]  ? __lock_acquire+0x7ec/0x4ec0
[  219.057271]  ? lock_acquire+0x1ed/0x520
[  219.061263]  ? ext4_filemap_fault+0x7a/0xad
[  219.065591]  ? lock_release+0x970/0x970
[  219.069565]  ? arch_local_save_flags+0x40/0x40
[  219.074149]  ? mark_held_locks+0x130/0x130
[  219.078399]  ? down_read+0xb0/0x1d0
[  219.082028]  ? ext4_filemap_fault+0x7a/0xad
[  219.086351]  ? __down_interruptible+0x700/0x700
[  219.091036]  ? graph_lock+0x170/0x170
[  219.094841]  ? __sigqueue_free.part.27+0x7d/0xa0
[  219.099613]  ext4_filemap_fault+0x82/0xad
[  219.103768]  __do_fault+0x100/0x6b0
[  219.107397]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.112678]  ? print_bad_pte+0x6c0/0x6c0
[  219.116745]  ? pmd_val+0x88/0x100
[  219.120199]  ? add_mm_counter_fast+0xd0/0xd0
[  219.124614]  ? pmd_val+0x88/0x100
[  219.128067]  ? add_mm_counter_fast+0xd0/0xd0
[  219.132492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.138039]  __handle_mm_fault+0x3709/0x53e0
[  219.142462]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  219.147317]  ? graph_lock+0x170/0x170
[  219.151126]  ? print_usage_bug+0xc0/0xc0
[  219.155195]  ? graph_lock+0x170/0x170
[  219.158999]  ? graph_lock+0x170/0x170
[  219.162826]  ? handle_mm_fault+0x42a/0xc70
[  219.167069]  ? lock_downgrade+0x900/0x900
[  219.171226]  ? check_preemption_disabled+0x48/0x200
[  219.176304]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.182108]  ? kasan_check_read+0x11/0x20
[  219.186278]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.191557]  ? rcu_bh_qs+0xc0/0xc0
[  219.195102]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.200561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.206105]  ? check_preemption_disabled+0x48/0x200
[  219.211133]  handle_mm_fault+0x54f/0xc70
[  219.215198]  ? __handle_mm_fault+0x53e0/0x53e0
[  219.219791]  ? find_vma+0x34/0x190
[  219.223337]  __do_page_fault+0x67d/0xed0
[  219.227407]  ? mm_fault_error+0x380/0x380
[  219.231561]  ? syscall_slow_exit_work+0x520/0x520
[  219.236413]  do_page_fault+0xf2/0x7e0
[  219.240215]  ? vmalloc_sync_all+0x30/0x30
[  219.244377]  ? error_entry+0x70/0xd0
[  219.248108]  ? trace_hardirqs_off_caller+0xbb/0x300
[  219.253128]  ? trace_hardirqs_on_caller+0xc0/0x300
[  219.258057]  ? syscall_return_slowpath+0x5e0/0x5e0
[  219.262990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.267840]  ? trace_hardirqs_off+0x300/0x300
[  219.272334]  ? trace_hardirqs_off_caller+0x300/0x300
[  219.277446]  ? prepare_exit_to_usermode+0x291/0x3b0
[  219.282469]  ? page_fault+0x8/0x30
[  219.286013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.290862]  ? page_fault+0x8/0x30
[  219.294403]  page_fault+0x1e/0x30
[  219.297852] RIP: 0033:0x45db60
[  219.301055] Code: Bad RIP value.
[  219.304415] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  219.309775] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  219.317044] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  219.324311] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  219.331577] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  219.338842] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  219.346135] warn_alloc_show_mem: 1 callbacks suppressed
[  219.346147] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  219.346149] Mem-Info:
[  219.346181] active_anon:38738 inactive_anon:372 isolated_anon:0
[  219.346181]  active_file:16 inactive_file:22 isolated_file:0
[  219.346181]  unevictable:0 dirty:0 writeback:0 unstable:0
[  219.346181]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  219.346181]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  219.346181]  free:13555 free_pcp:233 free_cma:0
[  219.351523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  219.358744] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  219.361146] Call Trace:
[  219.394047] Node 0 
[  219.403403]  <IRQ>
[  219.431189] 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
[  219.433755]  dump_stack+0x1c4/0x2b4
[  219.435956] lowmem_reserve[]:
[  219.438110]  ? dump_stack_print_info.cold.2+0x52/0x52
[  219.463586]  0 2817
[  219.467253]  warn_alloc.cold.118+0xb7/0x1bd
[  219.470316]  6321
[  219.475498]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  219.477710]  6321
[  219.482029]  ? lock_downgrade+0x900/0x900
[  219.488901]  ? trace_hardirqs_off+0xb8/0x300
[  219.490937] Node 0 
[  219.495079]  ? trace_hardirqs_off+0xb8/0x300
[  219.499482] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  219.501695]  __alloc_pages_slowpath+0x2667/0x2d80
[  219.506072] lowmem_reserve[]:
[  219.532821]  ? warn_alloc+0x120/0x120
[  219.537615]  0
[  219.540717]  ? warn_alloc+0x120/0x120
[  219.544484]  0 3503
[  219.546299]  ? print_usage_bug+0xc0/0xc0
[  219.550072]  3503
[  219.552301]  ? warn_alloc+0x120/0x120
[  219.558399]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  219.562180] Node 0 
[  219.567192]  ? print_usage_bug+0xc0/0xc0
[  219.567224] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  219.567231] lowmem_reserve[]:
[  219.569471]  ? __lock_acquire+0x7ec/0x4ec0
[  219.573511]  0
[  219.601891]  ? __lock_acquire+0x7ec/0x4ec0
[  219.604975]  0
[  219.609208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.610990]  0
[  219.615218]  ? should_fail+0x22d/0xd01
[  219.616993]  0
[  219.622538]  ? __lock_acquire+0x7ec/0x4ec0
[  219.628199]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.629977] Node 0 
[  219.634211]  ? __lock_acquire+0x7ec/0x4ec0
[  219.639286] DMA: 
[  219.641519]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.645729] 1*4kB 
[  219.647790]  ? __lock_acquire+0x7ec/0x4ec0
[  219.652863] (U) 
[  219.655005]  ? should_fail+0x22d/0xd01
[  219.659212] 0*8kB 
[  219.661191]  ? mark_held_locks+0x130/0x130
[  219.665046] 0*16kB 
[  219.667191]  ? mark_held_locks+0x130/0x130
[  219.671402] 1*32kB 
[  219.673633]  ? graph_lock+0x170/0x170
[  219.678078] (U) 2*64kB 
[  219.680336]  ? print_usage_bug+0xc0/0xc0
[  219.684122] (U) 
[  219.686699]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  219.690756] 1*128kB 
[  219.692726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.697627] (U) 
[  219.699951]  ? check_preemption_disabled+0x48/0x200
[  219.705461] 1*256kB 
[  219.707428]  ? check_preemption_disabled+0x48/0x200
[  219.712413] (U) 
[  219.714740]  ? __lock_is_held+0xb5/0x140
[  219.719722] 0*512kB 1*1024kB 
[  219.721705]  __alloc_pages_nodemask+0xa80/0xde0
[  219.725736] (U) 
[  219.728837]  ? graph_lock+0x170/0x170
[  219.733483] 1*2048kB 
[  219.735457]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  219.739229] (M) 
[  219.741643]  ? graph_lock+0x170/0x170
[  219.746663] 3*4096kB 
[  219.748638]  ? find_held_lock+0x36/0x1c0
[  219.752409] (M) 
[  219.754815]  ? ____cache_alloc_node+0x1c7/0x1e0
[  219.760586] = 15908kB
[  219.762558]  ? lock_downgrade+0x900/0x900
[  219.767203] Node 0 
[  219.769614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.773733] DMA32: 
[  219.775969]  cache_grow_begin+0x91/0x8c0
[  219.781475] 2*4kB 
[  219.783705]  ? do_raw_spin_unlock+0xa7/0x2f0
[  219.787735] (M) 
[  219.789890]  fallback_alloc+0x203/0x2e0
[  219.794272] 1*8kB 
[  219.796251]  ____cache_alloc_node+0x1c7/0x1e0
[  219.800200] (U) 
[  219.802346]  kmem_cache_alloc_node+0xe3/0x730
[  219.806809] 3*16kB 
[  219.808785]  ? ipv6_get_ifaddr+0x42e/0x620
[  219.813264] (M) 
[  219.815498]  __alloc_skb+0x119/0x770
[  219.819699] 2*32kB 
[  219.821668]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  219.825358] (UM) 
[  219.827587]  ? skb_scrub_packet+0x490/0x490
[  219.832836] 2*64kB 
[  219.834890]  ? lock_downgrade+0x900/0x900
[  219.839183] (M) 
[  219.841419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.845539] 3*128kB 
[  219.847509]  ? refcount_sub_and_test_checked+0x203/0x310
[  219.853015] (M) 
[  219.855336]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  219.860761] 2*256kB 
[  219.862732]  ? addrconf_rs_timer+0x6f0/0x6f0
[  219.868155] (M) 
[  219.870480]  ndisc_alloc_skb+0x144/0x340
[  219.874853] 3*512kB 
[  219.876824]  ndisc_send_rs+0x331/0x6e0
[  219.880858] (M) 
[  219.883176]  addrconf_rs_timer+0x3c0/0x6f0
[  219.887034] 4*1024kB 
[  219.889006]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.893214] (UM) 
[  219.895637]  call_timer_fn+0x272/0x920
[  219.899837] 3*2048kB 
[  219.901891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.905765] (UM) 
[  219.908167]  ? process_timeout+0x40/0x40
[  219.912372] 3*4096kB 
[  219.914428]  ? find_held_lock+0x36/0x1c0
[  219.918466] (M) 
[  219.920873]  ? __run_timers+0x7da/0xc70
[  219.924906] = 25216kB
[  219.926872]  ? _raw_spin_unlock_irq+0x27/0x80
[  219.930821] Node 0 
[  219.933224]  ? _raw_spin_unlock_irq+0x27/0x80
[  219.937709] Normal: 
[  219.939939]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.944405] 808*4kB 
[  219.946719]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  219.950926] (UME) 
[  219.953248]  ? trace_hardirqs_on+0xbd/0x310
[  219.957805] 439*8kB 
[  219.959952]  ? kasan_check_read+0x11/0x20
[  219.964355] (UME) 
[  219.966677]  ? __run_timers+0x7da/0xc70
[  219.970799] 179*16kB 
[  219.972947]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.976896] (UMEH) 
[  219.979308]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.984725] 64*32kB 
[  219.986958]  __run_timers+0x7e5/0xc70
[  219.991163] (UMEH) 
[  219.993493]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  219.997259] 19*64kB (UMEH) 
[  219.999502]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  220.004838] 2*128kB 
[  220.007764]  ? graph_lock+0x170/0x170
[  220.012757] (UM) 
[  220.015073]  ? enqueue_hrtimer+0x1a5/0x560
[  220.018852] 0*256kB 
[  220.020910]  ? lock_release+0x970/0x970
[  220.025116] 0*512kB 
[  220.027433]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  220.031380] 0*1024kB 
[  220.033699]  ? find_held_lock+0x36/0x1c0
[  220.038858] 0*2048kB 
[  220.041272]  ? graph_lock+0x170/0x170
[  220.045313] 0*4096kB 
[  220.047714]  ? pvclock_read_flags+0x160/0x160
[  220.051486] = 13128kB
[  220.053888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.058359] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  220.060766]  ? check_preemption_disabled+0x48/0x200
[  220.066279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  220.075123]  ? __lock_is_held+0xb5/0x140
[  220.080109] 417 total pagecache pages
[  220.088675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.092719] 0 pages in swap cache
[  220.096529]  ? check_preemption_disabled+0x48/0x200
[  220.102038] Swap cache stats: add 0, delete 0, find 0/0
[  220.105485]  run_timer_softirq+0x52/0xb0
[  220.110473] Free swap  = 0kB
[  220.115830]  ? rcu_read_lock_sched_held+0x108/0x120
[  220.119862] Total swap = 0kB
[  220.122877]  __do_softirq+0x30b/0xad8
[  220.127866] 1965979 pages RAM
[  220.130887]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  220.134657] 0 pages HighMem/MovableOnly
[  220.137758]  ? pvclock_read_flags+0x160/0x160
[  220.142827] 342744 pages reserved
[  220.146795]  ? lapic_next_event+0x5a/0x90
[  220.151268] 0 pages cma reserved
[  220.154712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.158927] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  220.162190]  ? check_preemption_disabled+0x48/0x200
[  220.167756] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  220.174185]  ? check_preemption_disabled+0x48/0x200
[  220.179172] syz-fuzzer cpuset=
[  220.189390]  ? kvm_clock_read+0x18/0x30
[  220.194378] /
[  220.197561]  ? kvm_sched_clock_read+0x9/0x20
[  220.201510]  mems_allowed=0
[  220.203215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.216057]  ? check_preemption_disabled+0x48/0x200
[  220.221089]  irq_exit+0x17f/0x1c0
[  220.224548]  smp_apic_timer_interrupt+0x1cb/0x760
[  220.229388]  ? smp_reschedule_interrupt+0x109/0x650
[  220.234411]  ? smp_call_function_single_interrupt+0x650/0x650
[  220.240299]  ? interrupt_entry+0xb5/0xf0
[  220.244359]  ? trace_hardirqs_off_caller+0xbb/0x300
[  220.249376]  ? trace_hardirqs_off_caller+0xbb/0x300
[  220.254397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.259250]  ? trace_hardirqs_off+0x300/0x300
[  220.263743]  ? trace_hardirqs_off+0x300/0x300
[  220.268254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.273796]  ? check_preemption_disabled+0x48/0x200
[  220.278814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.284362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.289213]  apic_timer_interrupt+0xf/0x20
[  220.293446]  </IRQ>
[  220.295688] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  220.300621] 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
[  220.319516] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  220.327228] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  220.334507] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  220.341772] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  220.349036] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  220.356302] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  220.363609]  skb_clone+0x1bb/0x500
[  220.367151]  ? skb_split+0x11e0/0x11e0
[  220.371040]  ? preempt_notifier_register+0x200/0x200
[  220.376139]  ? __switch_to_asm+0x34/0x70
[  220.380199]  ? __switch_to_asm+0x34/0x70
[  220.384260]  ? __switch_to_asm+0x40/0x70
[  220.388320]  ? __switch_to_asm+0x34/0x70
[  220.392381]  ? __switch_to_asm+0x40/0x70
[  220.396441]  ? __switch_to_asm+0x40/0x70
[  220.400504]  ? __switch_to_asm+0x34/0x70
[  220.404565]  ? __switch_to_asm+0x34/0x70
[  220.408626]  ? __switch_to_asm+0x40/0x70
[  220.412684]  ? __switch_to_asm+0x34/0x70
[  220.416758]  bpf_clone_redirect+0xb9/0x490
[  220.421003]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  220.426023]  ? __sched_text_start+0x8/0x8
[  220.430175]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  220.434945]  ? find_held_lock+0x36/0x1c0
[  220.439016]  ? lock_acquire+0x1ed/0x520
[  220.442992]  ? bpf_test_run+0x32e/0x5a0
[  220.446972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.452516]  ? check_preemption_disabled+0x48/0x200
[  220.457541]  ? kasan_check_read+0x11/0x20
[  220.461693]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  220.466970]  ? rcu_bh_qs+0xc0/0xc0
[  220.470513]  ? preempt_schedule+0x4d/0x60
[  220.474659]  ? ___preempt_schedule+0x16/0x18
[  220.479074]  ? bpf_test_run+0x1c0/0x5a0
[  220.483059]  ? netlink_diag_dump+0x2a0/0x2a0
[  220.487472]  ? bpf_prog_test_run_skb+0x452/0xb40
[  220.492243]  ? bpf_prog_test_run_skb+0x634/0xb40
[  220.497011]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  220.501852]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  220.507389]  ? fput+0x130/0x1a0
[  220.510668]  ? __bpf_prog_get+0x9b/0x290
[  220.514733]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  220.519577]  ? bpf_prog_test_run+0x130/0x1a0
[  220.523988]  ? __x64_sys_bpf+0x3d8/0x510
[  220.528049]  ? bpf_prog_get+0x20/0x20
[  220.531872]  ? do_syscall_64+0x1b9/0x820
[  220.535936]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  220.541305]  ? syscall_return_slowpath+0x5e0/0x5e0
[  220.546487]  ? trace_hardirqs_off+0x300/0x300
[  220.550982]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  220.555997]  ? recalc_sigpending_tsk+0x180/0x180
[  220.560759]  ? kasan_check_write+0x14/0x20
[  220.565003]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.569854]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  220.575252] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  220.575337] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  220.582178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  220.582183] Call Trace:
[  220.582190]  <IRQ>
[  220.582207]  dump_stack+0x1c4/0x2b4
[  220.582221]  ? dump_stack_print_info.cold.2+0x52/0x52
[  220.582263]  warn_alloc.cold.118+0xb7/0x1bd
[  220.588798] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  220.598103]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  220.600663] syz-executor7 cpuset=
[  220.602809]  ? lock_downgrade+0x900/0x900
[  220.606407] syz7
[  220.611593]  ? trace_hardirqs_off+0xb8/0x300
[  220.615890]  mems_allowed=0
[  220.626372]  ? trace_hardirqs_off+0xb8/0x300
[  220.652449]  __alloc_pages_slowpath+0x2667/0x2d80
[  220.657372]  ? warn_alloc+0x120/0x120
[  220.661188]  ? warn_alloc+0x120/0x120
[  220.664993]  ? print_usage_bug+0xc0/0xc0
[  220.669058]  ? warn_alloc+0x120/0x120
[  220.672861]  ? print_usage_bug+0xc0/0xc0
[  220.676926]  ? __lock_acquire+0x7ec/0x4ec0
[  220.681164]  ? __lock_acquire+0x7ec/0x4ec0
[  220.685403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.690944]  ? should_fail+0x22d/0xd01
[  220.694838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  220.699940]  ? __lock_acquire+0x7ec/0x4ec0
[  220.704178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  220.709284]  ? __lock_acquire+0x7ec/0x4ec0
[  220.713516]  ? should_fail+0x22d/0xd01
[  220.717423]  ? mark_held_locks+0x130/0x130
[  220.721661]  ? mark_held_locks+0x130/0x130
[  220.725899]  ? graph_lock+0x170/0x170
[  220.729697]  ? graph_lock+0x170/0x170
[  220.733497]  ? graph_lock+0x170/0x170
[  220.737298]  ? print_usage_bug+0xc0/0xc0
[  220.741358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.746895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.752433]  ? check_preemption_disabled+0x48/0x200
[  220.757446]  ? check_preemption_disabled+0x48/0x200
[  220.762476]  ? __lock_is_held+0xb5/0x140
[  220.766544]  __alloc_pages_nodemask+0xa80/0xde0
[  220.771216]  ? graph_lock+0x170/0x170
[  220.775048]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  220.780063]  ? graph_lock+0x170/0x170
[  220.783873]  ? find_held_lock+0x36/0x1c0
[  220.787942]  ? ____cache_alloc_node+0x1c7/0x1e0
[  220.792615]  ? lock_downgrade+0x900/0x900
[  220.796770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.802311]  cache_grow_begin+0x91/0x8c0
[  220.806374]  ? do_raw_spin_unlock+0xa7/0x2f0
[  220.810790]  fallback_alloc+0x203/0x2e0
[  220.814805]  ____cache_alloc_node+0x1c7/0x1e0
[  220.819304]  kmem_cache_alloc_node+0xe3/0x730
[  220.823799]  ? ipv6_get_ifaddr+0x42e/0x620
[  220.828042]  __alloc_skb+0x119/0x770
[  220.831754]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  220.837032]  ? skb_scrub_packet+0x490/0x490
[  220.841355]  ? lock_downgrade+0x900/0x900
[  220.845513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.851051]  ? refcount_sub_and_test_checked+0x203/0x310
[  220.856505]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  220.861961]  ? addrconf_rs_timer+0x6f0/0x6f0
[  220.866388]  ndisc_alloc_skb+0x144/0x340
[  220.870452]  ndisc_send_rs+0x331/0x6e0
[  220.874345]  addrconf_rs_timer+0x3c0/0x6f0
[  220.878587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.882838]  call_timer_fn+0x272/0x920
[  220.886727]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.890963]  ? process_timeout+0x40/0x40
[  220.895025]  ? find_held_lock+0x36/0x1c0
[  220.899097]  ? mark_held_locks+0xc7/0x130
[  220.903258]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.907760]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.912266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.916503]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  220.921088]  ? trace_hardirqs_on+0xbd/0x310
[  220.925412]  ? kasan_check_read+0x11/0x20
[  220.929561]  ? __run_timers+0x7da/0xc70
[  220.933540]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  220.939012]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.943267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.947509]  __run_timers+0x7e5/0xc70
[  220.951323]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  220.956688]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  220.961703]  ? graph_lock+0x170/0x170
[  220.965508]  ? print_usage_bug+0xc0/0xc0
[  220.969564]  ? lock_release+0x970/0x970
[  220.973538]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  220.978734]  ? find_held_lock+0x36/0x1c0
[  220.982805]  ? graph_lock+0x170/0x170
[  220.986615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.992158]  ? check_preemption_disabled+0x48/0x200
[  220.997185]  ? __lock_is_held+0xb5/0x140
[  221.001305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.006844]  ? check_preemption_disabled+0x48/0x200
[  221.011868]  run_timer_softirq+0x52/0xb0
[  221.015932]  ? rcu_read_lock_sched_held+0x108/0x120
[  221.020948]  __do_softirq+0x30b/0xad8
[  221.024763]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  221.029876]  ? pvclock_read_flags+0x160/0x160
[  221.034372]  ? lapic_next_event+0x5a/0x90
[  221.038527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.044090]  ? check_preemption_disabled+0x48/0x200
[  221.049115]  ? check_preemption_disabled+0x48/0x200
[  221.054144]  ? kvm_clock_read+0x18/0x30
[  221.058119]  ? kvm_sched_clock_read+0x9/0x20
[  221.062534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.068076]  ? check_preemption_disabled+0x48/0x200
[  221.073111]  irq_exit+0x17f/0x1c0
[  221.076572]  smp_apic_timer_interrupt+0x1cb/0x760
[  221.081417]  ? smp_call_function_single_interrupt+0x650/0x650
[  221.087301]  ? interrupt_entry+0xb5/0xf0
[  221.091365]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.096378]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.101398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.106254]  ? trace_hardirqs_off+0x300/0x300
[  221.110751]  ? trace_hardirqs_off+0x300/0x300
[  221.115263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.120808]  ? check_preemption_disabled+0x48/0x200
[  221.125842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.131392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.136259]  apic_timer_interrupt+0xf/0x20
[  221.140488]  </IRQ>
[  221.142725] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  221.148004] 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
[  221.166900] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  221.174609] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  221.181872] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  221.189136] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  221.196402] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  221.203668] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  221.210971]  ? arch_local_irq_restore+0x45/0x52
[  221.215653]  dump_stack+0x26a/0x2b4
[  221.219288]  ? dump_stack_print_info.cold.2+0x52/0x52
[  221.224488]  ? mark_held_locks+0x130/0x130
[  221.228721]  ? mark_held_locks+0x130/0x130
[  221.232977]  dump_header+0x27b/0xf72
[  221.236703]  ? pagefault_out_of_memory+0x197/0x197
[  221.241639]  ? mark_held_locks+0x130/0x130
[  221.245877]  ? __lock_acquire+0x7ec/0x4ec0
[  221.250116]  ? mem_cgroup_charge_statistics+0x780/0x780
[  221.255483]  ? print_usage_bug+0xc0/0xc0
[  221.259543]  ? print_usage_bug+0xc0/0xc0
[  221.263608]  ? graph_lock+0x170/0x170
[  221.267410]  ? graph_lock+0x170/0x170
[  221.271208]  ? print_usage_bug+0xc0/0xc0
[  221.275284]  ? print_usage_bug+0xc0/0xc0
[  221.279360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.284904]  ? find_held_lock+0x36/0x1c0
[  221.288972]  ? mark_held_locks+0xc7/0x130
[  221.293124]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  221.298225]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  221.303341]  ? lockdep_hardirqs_on+0x421/0x5c0
[  221.307927]  ? trace_hardirqs_on+0xbd/0x310
[  221.312263]  ? kasan_check_read+0x11/0x20
[  221.316411]  ? ___ratelimit+0x36f/0x655
[  221.320387]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.325841]  ? trace_hardirqs_on+0x310/0x310
[  221.330262]  ? lock_downgrade+0x900/0x900
[  221.334418]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  221.339522]  ? ___ratelimit+0xaa/0x655
[  221.343410]  ? idr_get_free+0xec0/0xec0
[  221.347387]  ? kasan_check_write+0x14/0x20
[  221.351620]  ? do_raw_spin_lock+0xc1/0x200
[  221.355860]  oom_kill_process.cold.27+0x10/0x903
[  221.360618]  ? graph_lock+0x170/0x170
[  221.364420]  ? _raw_spin_unlock+0x2c/0x50
[  221.368564]  ? oom_badness+0xe6/0xaa0
[  221.372373]  ? oom_evaluate_task+0x540/0x540
[  221.376782]  ? find_held_lock+0x36/0x1c0
[  221.380847]  ? out_of_memory+0x974/0x14c0
[  221.384998]  ? lock_downgrade+0x900/0x900
[  221.389148]  ? check_preemption_disabled+0x48/0x200
[  221.394170]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  221.399969]  ? kasan_check_read+0x11/0x20
[  221.404119]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.409401]  ? rcu_bh_qs+0xc0/0xc0
[  221.412943]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  221.418479]  ? oom_evaluate_task+0x302/0x540
[  221.422895]  out_of_memory+0xa86/0x14c0
[  221.426876]  ? oom_killer_disable+0x3a0/0x3a0
[  221.431370]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  221.436317]  ? __mutex_add_waiter+0x2a0/0x2a0
[  221.440823]  __alloc_pages_slowpath+0x2318/0x2d80
[  221.445696]  ? warn_alloc+0x120/0x120
[  221.449494]  ? __radix_tree_lookup+0x4c0/0x4c0
[  221.454087]  ? find_get_entry+0x2f2/0xc40
[  221.458256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.463798]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  221.468731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.474280]  ? should_fail+0x22d/0xd01
[  221.478172]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.483281]  ? __lock_is_held+0xb5/0x140
[  221.487373]  ? __lock_is_held+0xb5/0x140
[  221.491442]  ? find_held_lock+0x36/0x1c0
[  221.495512]  ? ___might_sleep+0x1ed/0x300
[  221.499660]  ? lock_release+0x970/0x970
[  221.503636]  ? arch_local_save_flags+0x40/0x40
[  221.508232]  ? __might_sleep+0x95/0x190
[  221.512231]  __alloc_pages_nodemask+0xa80/0xde0
[  221.516924]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  221.521948]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  221.527748]  ? kasan_check_read+0x11/0x20
[  221.531900]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.537180]  ? graph_lock+0x170/0x170
[  221.540985]  ? print_usage_bug+0xc0/0xc0
[  221.545048]  ? graph_lock+0x170/0x170
[  221.548850]  ? graph_lock+0x170/0x170
[  221.552651]  ? __do_page_cache_readahead+0x7ce/0x980
[  221.557760]  ? find_held_lock+0x36/0x1c0
[  221.561830]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  221.567374]  alloc_pages_current+0x10c/0x210
[  221.571790]  ? lock_downgrade+0x900/0x900
[  221.575946]  __page_cache_alloc+0x38f/0x5b0
[  221.580281]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  221.586078]  ? kasan_check_read+0x11/0x20
[  221.590233]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.595533]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  221.600208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.605761]  ? check_preemption_disabled+0x48/0x200
[  221.610787]  filemap_fault+0x1594/0x25f0
[  221.614861]  ? __lock_page_or_retry+0xa00/0xa00
[  221.619531]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  221.625328]  ? kasan_check_read+0x11/0x20
[  221.629483]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.634760]  ? rcu_bh_qs+0xc0/0xc0
[  221.638305]  ? print_usage_bug+0xc0/0xc0
[  221.642372]  ? filemap_map_pages+0xdea/0x1980
[  221.646872]  ? print_usage_bug+0xc0/0xc0
[  221.650939]  ? find_get_pages_range_tag+0x1320/0x1320
[  221.656125]  ? print_usage_bug+0xc0/0xc0
[  221.660187]  ? __lock_acquire+0x7ec/0x4ec0
[  221.664420]  ? graph_lock+0x170/0x170
[  221.668223]  ? __sigqueue_free.part.27+0x7d/0xa0
[  221.673000]  ? __lock_acquire+0x7ec/0x4ec0
[  221.677442]  ? lock_acquire+0x1ed/0x520
[  221.681419]  ? ext4_filemap_fault+0x7a/0xad
[  221.685749]  ? lock_release+0x970/0x970
[  221.689724]  ? arch_local_save_flags+0x40/0x40
[  221.694310]  ? mark_held_locks+0x130/0x130
[  221.698559]  ? down_read+0xb0/0x1d0
[  221.702181]  ? ext4_filemap_fault+0x7a/0xad
[  221.706500]  ? __down_interruptible+0x700/0x700
[  221.711171]  ? graph_lock+0x170/0x170
[  221.714970]  ? __sigqueue_free.part.27+0x7d/0xa0
[  221.719736]  ext4_filemap_fault+0x82/0xad
[  221.723892]  __do_fault+0x100/0x6b0
[  221.727523]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.732803]  ? print_bad_pte+0x6c0/0x6c0
[  221.736870]  ? pmd_val+0x88/0x100
[  221.740322]  ? add_mm_counter_fast+0xd0/0xd0
[  221.744730]  ? pmd_val+0x88/0x100
[  221.748186]  ? add_mm_counter_fast+0xd0/0xd0
[  221.752598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.758577]  __handle_mm_fault+0x3709/0x53e0
[  221.762998]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  221.767838]  ? graph_lock+0x170/0x170
[  221.771658]  ? print_usage_bug+0xc0/0xc0
[  221.775724]  ? graph_lock+0x170/0x170
[  221.779525]  ? graph_lock+0x170/0x170
[  221.783343]  ? handle_mm_fault+0x42a/0xc70
[  221.787576]  ? lock_downgrade+0x900/0x900
[  221.791729]  ? check_preemption_disabled+0x48/0x200
[  221.796755]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  221.802553]  ? kasan_check_read+0x11/0x20
[  221.806700]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.811981]  ? rcu_bh_qs+0xc0/0xc0
[  221.815519]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.820974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.826515]  ? check_preemption_disabled+0x48/0x200
[  221.831538]  handle_mm_fault+0x54f/0xc70
[  221.835603]  ? __handle_mm_fault+0x53e0/0x53e0
[  221.840189]  ? find_vma+0x34/0x190
[  221.843736]  __do_page_fault+0x67d/0xed0
[  221.847803]  ? mm_fault_error+0x380/0x380
[  221.851960]  ? syscall_slow_exit_work+0x520/0x520
[  221.856807]  do_page_fault+0xf2/0x7e0
[  221.860607]  ? vmalloc_sync_all+0x30/0x30
[  221.864758]  ? error_entry+0x70/0xd0
[  221.868472]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.873488]  ? trace_hardirqs_on_caller+0xc0/0x300
[  221.878418]  ? syscall_return_slowpath+0x5e0/0x5e0
[  221.883347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.888187]  ? trace_hardirqs_off+0x300/0x300
[  221.892681]  ? trace_hardirqs_off_caller+0x300/0x300
[  221.897792]  ? prepare_exit_to_usermode+0x291/0x3b0
[  221.902810]  ? page_fault+0x8/0x30
[  221.906350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.911221]  ? page_fault+0x8/0x30
[  221.914780]  page_fault+0x1e/0x30
[  221.918232] RIP: 0033:0x45db60
[  221.921441] Code: Bad RIP value.
[  221.924801] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  221.930167] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  221.937429] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  221.944721] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  221.951999] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  221.959294] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  221.966599] warn_alloc_show_mem: 1 callbacks suppressed
[  221.966611] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  221.966613] Mem-Info:
[  221.966644] active_anon:38738 inactive_anon:372 isolated_anon:0
[  221.966644]  active_file:16 inactive_file:22 isolated_file:0
[  221.966644]  unevictable:0 dirty:0 writeback:0 unstable:0
[  221.966644]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  221.966644]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  221.966644]  free:13555 free_pcp:233 free_cma:0
[  221.971986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  221.979191] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  221.981584] Call Trace:
[  222.014450] Node 0 
[  222.023795]  <IRQ>
[  222.051483] 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
[  222.054040]  dump_stack+0x1c4/0x2b4
[  222.056255] lowmem_reserve[]:
[  222.058403]  ? dump_stack_print_info.cold.2+0x52/0x52
[  222.083876]  0
[  222.087505]  warn_alloc.cold.118+0xb7/0x1bd
[  222.090572]  2817
[  222.095760]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  222.097534]  6321
[  222.101851]  ? lock_downgrade+0x900/0x900
[  222.103882]  6321
[  222.108731]  ? trace_hardirqs_off+0xb8/0x300
[  222.110762] Node 0 
[  222.114902]  ? trace_hardirqs_off+0xb8/0x300
[  222.116965] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  222.121343]  __alloc_pages_slowpath+0x2667/0x2d80
[  222.123547] lowmem_reserve[]:
[  222.127972]  ? warn_alloc+0x120/0x120
[  222.154642]  0
[  222.159479]  ? warn_alloc+0x120/0x120
[  222.162553]  0
[  222.166347]  ? print_usage_bug+0xc0/0xc0
[  222.168125]  3503
[  222.171919]  ? warn_alloc+0x120/0x120
[  222.173696]  3503
[  222.177755]  ? print_usage_bug+0xc0/0xc0
[  222.183584]  ? __lock_acquire+0x7ec/0x4ec0
[  222.185622] Node 0 
[  222.189677]  ? __lock_acquire+0x7ec/0x4ec0
[  222.193908] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  222.196115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.200322] lowmem_reserve[]:
[  222.228686]  ? should_fail+0x22d/0xd01
[  222.234193]  0
[  222.237294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.241153]  0
[  222.242947]  ? __lock_acquire+0x7ec/0x4ec0
[  222.248025]  0
[  222.249825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.254030]  0
[  222.255829]  ? __lock_acquire+0x7ec/0x4ec0
[  222.262702]  ? should_fail+0x22d/0xd01
[  222.266908] Node 0 DMA: 
[  222.270795]  ? mark_held_locks+0x130/0x130
[  222.270799] 1*4kB (U) 
[  222.273473]  ? mark_held_locks+0x130/0x130
[  222.277683] 0*8kB 
[  222.280173]  ? graph_lock+0x170/0x170
[  222.284382] 0*16kB 
[  222.286526]  ? graph_lock+0x170/0x170
[  222.290302] 1*32kB 
[  222.292533]  ? graph_lock+0x170/0x170
[  222.296314] (U) 
[  222.298542]  ? print_usage_bug+0xc0/0xc0
[  222.302310] 2*64kB (U) 
[  222.304288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.308319] 1*128kB 
[  222.310894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.316400] (U) 
[  222.318717]  ? check_preemption_disabled+0x48/0x200
[  222.324222] 1*256kB 
[  222.326198]  ? check_preemption_disabled+0x48/0x200
[  222.331183] (U) 
[  222.333506]  ? __lock_is_held+0xb5/0x140
[  222.338489] 0*512kB 
[  222.340460]  __alloc_pages_nodemask+0xa80/0xde0
[  222.344491] 1*1024kB 
[  222.346803]  ? graph_lock+0x170/0x170
[  222.351448] (U) 
[  222.353850]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  222.357624] 1*2048kB 
[  222.359592]  ? graph_lock+0x170/0x170
[  222.364583] (M) 
[  222.366993]  ? find_held_lock+0x36/0x1c0
[  222.370756] 3*4096kB (M) 
[  222.372742]  ? ____cache_alloc_node+0x1c7/0x1e0
[  222.376774] = 15908kB
[  222.379522]  ? lock_downgrade+0x900/0x900
[  222.384167] Node 0 
[  222.386574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.390694] DMA32: 
[  222.392928]  cache_grow_begin+0x91/0x8c0
[  222.398435] 2*4kB 
[  222.400664]  ? do_raw_spin_unlock+0xa7/0x2f0
[  222.404698] (M) 
[  222.406843]  fallback_alloc+0x203/0x2e0
[  222.411213] 1*8kB (U) 
[  222.413205]  ____cache_alloc_node+0x1c7/0x1e0
[  222.417150] 3*16kB 
[  222.419640]  kmem_cache_alloc_node+0xe3/0x730
[  222.424104] (M) 
[  222.426346]  ? ipv6_get_ifaddr+0x42e/0x620
[  222.430812] 2*32kB 
[  222.432790]  __alloc_skb+0x119/0x770
[  222.436991] (UM) 
[  222.439222]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.442906] 2*64kB 
[  222.444959]  ? skb_scrub_packet+0x490/0x490
[  222.450208] (M) 
[  222.452436]  ? lock_downgrade+0x900/0x900
[  222.456730] 3*128kB 
[  222.458706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.462820] (M) 
[  222.465138]  ? refcount_sub_and_test_checked+0x203/0x310
[  222.470645] 2*256kB 
[  222.472618]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  222.478039] (M) 
[  222.480357]  ? addrconf_rs_timer+0x6f0/0x6f0
[  222.485777] 3*512kB 
[  222.487757]  ndisc_alloc_skb+0x144/0x340
[  222.492122] (M) 
[  222.494443]  ndisc_send_rs+0x331/0x6e0
[  222.498479] 4*1024kB 
[  222.500447]  addrconf_rs_timer+0x3c0/0x6f0
[  222.504307] (UM) 
[  222.506714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.510920] 3*2048kB 
[  222.512987]  call_timer_fn+0x272/0x920
[  222.517186] (UM) 
[  222.519591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.523451] 3*4096kB 
[  222.525507]  ? process_timeout+0x40/0x40
[  222.529715] (M) 
[  222.532130]  ? find_held_lock+0x36/0x1c0
[  222.536160] = 25216kB
[  222.538131]  ? __run_timers+0x7da/0xc70
[  222.542161] Node 0 
[  222.544847]  ? _raw_spin_unlock_irq+0x27/0x80
[  222.548797] Normal: 
[  222.551037]  ? _raw_spin_unlock_irq+0x27/0x80
[  222.555502] 808*4kB 
[  222.557816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.562282] (UME) 
[  222.564599]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  222.568804] 439*8kB 
[  222.570946]  ? trace_hardirqs_on+0xbd/0x310
[  222.575500] (UME) 
[  222.577824]  ? kasan_check_read+0x11/0x20
[  222.582116] 179*16kB 
[  222.584270]  ? __run_timers+0x7da/0xc70
[  222.588392] (UMEH) 
[  222.590795]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.594739] 64*32kB (UMEH) 
[  222.596995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.602418] 19*64kB 
[  222.605346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.609549] (UMEH) 
[  222.611873]  __run_timers+0x7e5/0xc70
[  222.616081] 2*128kB 
[  222.618352]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  222.622120] (UM) 
[  222.624457]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  222.629794] 0*256kB 
[  222.631852]  ? graph_lock+0x170/0x170
[  222.636841] 0*512kB 
[  222.639155]  ? enqueue_hrtimer+0x1a5/0x560
[  222.642931] 0*1024kB 
[  222.645256]  ? lock_release+0x970/0x970
[  222.649470] 0*2048kB 
[  222.651875]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  222.655824] 0*4096kB 
[  222.658229]  ? find_held_lock+0x36/0x1c0
[  222.663408] = 13128kB
[  222.665808]  ? graph_lock+0x170/0x170
[  222.669846] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  222.672249]  ? pvclock_read_flags+0x160/0x160
[  222.676123] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  222.684948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.689420] 417 total pagecache pages
[  222.697988]  ? check_preemption_disabled+0x48/0x200
[  222.703504] 0 pages in swap cache
[  222.707309]  ? __lock_is_held+0xb5/0x140
[  222.712298] Swap cache stats: add 0, delete 0, find 0/0
[  222.715744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.719780] Free swap  = 0kB
[  222.725136]  ? check_preemption_disabled+0x48/0x200
[  222.730648] Total swap = 0kB
[  222.733661]  run_timer_softirq+0x52/0xb0
[  222.738646] 1965979 pages RAM
[  222.741657]  ? rcu_read_lock_sched_held+0x108/0x120
[  222.745691] 0 pages HighMem/MovableOnly
[  222.748792]  __do_softirq+0x30b/0xad8
[  222.753784] 342744 pages reserved
[  222.757759]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  222.761523] 0 pages cma reserved
[  222.764969]  ? pvclock_read_flags+0x160/0x160
[  222.770110] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  222.773398]  ? lapic_next_event+0x5a/0x90
[  222.777925] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  222.784351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.788474] syz-fuzzer cpuset=
[  222.798692]  ? check_preemption_disabled+0x48/0x200
[  222.804198] /
[  222.807388]  ? check_preemption_disabled+0x48/0x200
[  222.812378]  mems_allowed=0
[  222.814084]  ? kvm_clock_read+0x18/0x30
[  222.825949]  ? kvm_sched_clock_read+0x9/0x20
[  222.830362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.835901]  ? check_preemption_disabled+0x48/0x200
[  222.840927]  irq_exit+0x17f/0x1c0
[  222.844387]  smp_apic_timer_interrupt+0x1cb/0x760
[  222.849230]  ? smp_reschedule_interrupt+0x109/0x650
[  222.854263]  ? smp_call_function_single_interrupt+0x650/0x650
[  222.860157]  ? interrupt_entry+0xb5/0xf0
[  222.864220]  ? trace_hardirqs_off_caller+0xbb/0x300
[  222.869249]  ? trace_hardirqs_off_caller+0xbb/0x300
[  222.874273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.879114]  ? trace_hardirqs_off+0x300/0x300
[  222.883605]  ? trace_hardirqs_off+0x300/0x300
[  222.888103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.893643]  ? check_preemption_disabled+0x48/0x200
[  222.898658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.904202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.909053]  apic_timer_interrupt+0xf/0x20
[  222.913282]  </IRQ>
[  222.915529] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  222.920459] 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
[  222.939357] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  222.947065] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  222.954330] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  222.961598] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  222.968865] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  222.976132] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  222.983442]  skb_clone+0x1bb/0x500
[  222.986982]  ? skb_split+0x11e0/0x11e0
[  222.990870]  ? preempt_notifier_register+0x200/0x200
[  222.995973]  ? __switch_to_asm+0x34/0x70
[  223.000030]  ? __switch_to_asm+0x34/0x70
[  223.004086]  ? __switch_to_asm+0x40/0x70
[  223.008143]  ? __switch_to_asm+0x34/0x70
[  223.012202]  ? __switch_to_asm+0x40/0x70
[  223.016271]  ? __switch_to_asm+0x40/0x70
[  223.020330]  ? __switch_to_asm+0x34/0x70
[  223.024392]  ? __switch_to_asm+0x34/0x70
[  223.028449]  ? __switch_to_asm+0x40/0x70
[  223.032505]  ? __switch_to_asm+0x34/0x70
[  223.036575]  bpf_clone_redirect+0xb9/0x490
[  223.040818]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  223.045835]  ? __sched_text_start+0x8/0x8
[  223.049985]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  223.054762]  ? find_held_lock+0x36/0x1c0
[  223.058834]  ? lock_acquire+0x1ed/0x520
[  223.062807]  ? bpf_test_run+0x32e/0x5a0
[  223.066782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.072325]  ? check_preemption_disabled+0x48/0x200
[  223.077350]  ? kasan_check_read+0x11/0x20
[  223.081504]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.086781]  ? rcu_bh_qs+0xc0/0xc0
[  223.090327]  ? preempt_schedule+0x4d/0x60
[  223.094478]  ? ___preempt_schedule+0x16/0x18
[  223.098893]  ? bpf_test_run+0x1c0/0x5a0
[  223.102877]  ? netlink_diag_dump+0x2a0/0x2a0
[  223.107290]  ? bpf_prog_test_run_skb+0x452/0xb40
[  223.112058]  ? bpf_prog_test_run_skb+0x634/0xb40
[  223.116819]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  223.121661]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  223.127196]  ? fput+0x130/0x1a0
[  223.130480]  ? __bpf_prog_get+0x9b/0x290
[  223.134545]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  223.139389]  ? bpf_prog_test_run+0x130/0x1a0
[  223.143799]  ? __x64_sys_bpf+0x3d8/0x510
[  223.147861]  ? bpf_prog_get+0x20/0x20
[  223.151683]  ? do_syscall_64+0x1b9/0x820
[  223.155747]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  223.161120]  ? syscall_return_slowpath+0x5e0/0x5e0
[  223.166054]  ? trace_hardirqs_off+0x300/0x300
[  223.170552]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  223.175568]  ? recalc_sigpending_tsk+0x180/0x180
[  223.180325]  ? kasan_check_write+0x14/0x20
[  223.184564]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.189414]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  223.194799] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  223.194868] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  223.201721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  223.201727] Call Trace:
[  223.201734]  <IRQ>
[  223.201749]  dump_stack+0x1c4/0x2b4
[  223.201766]  ? dump_stack_print_info.cold.2+0x52/0x52
[  223.201792]  warn_alloc.cold.118+0xb7/0x1bd
[  223.208328] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  223.217610]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  223.220170] syz-executor7 cpuset=
[  223.222315]  ? lock_downgrade+0x900/0x900
[  223.225912] syz7
[  223.231096]  ? trace_hardirqs_off+0xb8/0x300
[  223.235393]  mems_allowed=0
[  223.245872]  ? trace_hardirqs_off+0xb8/0x300
[  223.271950]  __alloc_pages_slowpath+0x2667/0x2d80
[  223.276825]  ? warn_alloc+0x120/0x120
[  223.280629]  ? warn_alloc+0x120/0x120
[  223.284435]  ? print_usage_bug+0xc0/0xc0
[  223.288495]  ? warn_alloc+0x120/0x120
[  223.292298]  ? print_usage_bug+0xc0/0xc0
[  223.296360]  ? __lock_acquire+0x7ec/0x4ec0
[  223.300595]  ? __lock_acquire+0x7ec/0x4ec0
[  223.304834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.310373]  ? should_fail+0x22d/0xd01
[  223.314277]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.319381]  ? __lock_acquire+0x7ec/0x4ec0
[  223.323620]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.328723]  ? __lock_acquire+0x7ec/0x4ec0
[  223.332958]  ? should_fail+0x22d/0xd01
[  223.336852]  ? mark_held_locks+0x130/0x130
[  223.341091]  ? mark_held_locks+0x130/0x130
[  223.345326]  ? graph_lock+0x170/0x170
[  223.349129]  ? graph_lock+0x170/0x170
[  223.352931]  ? graph_lock+0x170/0x170
[  223.356732]  ? print_usage_bug+0xc0/0xc0
[  223.360796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.366332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.371870]  ? check_preemption_disabled+0x48/0x200
[  223.376888]  ? check_preemption_disabled+0x48/0x200
[  223.381917]  ? __lock_is_held+0xb5/0x140
[  223.385985]  __alloc_pages_nodemask+0xa80/0xde0
[  223.390657]  ? graph_lock+0x170/0x170
[  223.394461]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  223.399471]  ? graph_lock+0x170/0x170
[  223.403295]  ? find_held_lock+0x36/0x1c0
[  223.407365]  ? ____cache_alloc_node+0x1c7/0x1e0
[  223.412032]  ? lock_downgrade+0x900/0x900
[  223.416188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.421729]  cache_grow_begin+0x91/0x8c0
[  223.425792]  ? do_raw_spin_unlock+0xa7/0x2f0
[  223.430206]  fallback_alloc+0x203/0x2e0
[  223.434195]  ____cache_alloc_node+0x1c7/0x1e0
[  223.438698]  kmem_cache_alloc_node+0xe3/0x730
[  223.443194]  ? ipv6_get_ifaddr+0x42e/0x620
[  223.447436]  __alloc_skb+0x119/0x770
[  223.451150]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.456434]  ? skb_scrub_packet+0x490/0x490
[  223.460753]  ? lock_downgrade+0x900/0x900
[  223.464911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.470447]  ? refcount_sub_and_test_checked+0x203/0x310
[  223.475904]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  223.481356]  ? addrconf_rs_timer+0x6f0/0x6f0
[  223.485780]  ndisc_alloc_skb+0x144/0x340
[  223.489846]  ndisc_send_rs+0x331/0x6e0
[  223.493736]  addrconf_rs_timer+0x3c0/0x6f0
[  223.498021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.502290]  call_timer_fn+0x272/0x920
[  223.506188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.510427]  ? process_timeout+0x40/0x40
[  223.514486]  ? find_held_lock+0x36/0x1c0
[  223.518552]  ? mark_held_locks+0xc7/0x130
[  223.522704]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.527199]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.531689]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.535922]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  223.540502]  ? trace_hardirqs_on+0xbd/0x310
[  223.544820]  ? kasan_check_read+0x11/0x20
[  223.548970]  ? __run_timers+0x7da/0xc70
[  223.552944]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  223.558397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.562636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.566868]  __run_timers+0x7e5/0xc70
[  223.570682]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  223.576049]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  223.581064]  ? graph_lock+0x170/0x170
[  223.584866]  ? print_usage_bug+0xc0/0xc0
[  223.588925]  ? lock_release+0x970/0x970
[  223.592898]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  223.598094]  ? find_held_lock+0x36/0x1c0
[  223.602159]  ? graph_lock+0x170/0x170
[  223.605963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.611511]  ? check_preemption_disabled+0x48/0x200
[  223.616535]  ? __lock_is_held+0xb5/0x140
[  223.620599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.626136]  ? check_preemption_disabled+0x48/0x200
[  223.631160]  run_timer_softirq+0x52/0xb0
[  223.635221]  ? rcu_read_lock_sched_held+0x108/0x120
[  223.640263]  __do_softirq+0x30b/0xad8
[  223.644079]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  223.649190]  ? pvclock_read_flags+0x160/0x160
[  223.653686]  ? lapic_next_event+0x5a/0x90
[  223.657832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.663372]  ? check_preemption_disabled+0x48/0x200
[  223.668387]  ? check_preemption_disabled+0x48/0x200
[  223.673416]  ? kvm_clock_read+0x18/0x30
[  223.677569]  ? kvm_sched_clock_read+0x9/0x20
[  223.681979]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.687515]  ? check_preemption_disabled+0x48/0x200
[  223.692544]  irq_exit+0x17f/0x1c0
[  223.696002]  smp_apic_timer_interrupt+0x1cb/0x760
[  223.700846]  ? smp_call_function_single_interrupt+0x650/0x650
[  223.706732]  ? interrupt_entry+0xb5/0xf0
[  223.710797]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.715809]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.720824]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.725667]  ? trace_hardirqs_off+0x300/0x300
[  223.730188]  ? trace_hardirqs_off+0x300/0x300
[  223.734688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.740230]  ? check_preemption_disabled+0x48/0x200
[  223.745267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.750813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.755667]  apic_timer_interrupt+0xf/0x20
[  223.759890]  </IRQ>
[  223.762126] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  223.767403] 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
[  223.786303] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  223.794011] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  223.801276] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  223.808541] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  223.815804] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  223.823072] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  223.830355]  ? arch_local_irq_restore+0x45/0x52
[  223.835031]  dump_stack+0x26a/0x2b4
[  223.838663]  ? dump_stack_print_info.cold.2+0x52/0x52
[  223.843856]  ? mark_held_locks+0x130/0x130
[  223.848092]  ? mark_held_locks+0x130/0x130
[  223.852341]  dump_header+0x27b/0xf72
[  223.856065]  ? pagefault_out_of_memory+0x197/0x197
[  223.861001]  ? mark_held_locks+0x130/0x130
[  223.865248]  ? __lock_acquire+0x7ec/0x4ec0
[  223.869490]  ? mem_cgroup_charge_statistics+0x780/0x780
[  223.874856]  ? print_usage_bug+0xc0/0xc0
[  223.878917]  ? print_usage_bug+0xc0/0xc0
[  223.882986]  ? graph_lock+0x170/0x170
[  223.886787]  ? graph_lock+0x170/0x170
[  223.890585]  ? print_usage_bug+0xc0/0xc0
[  223.894641]  ? print_usage_bug+0xc0/0xc0
[  223.898707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.904263]  ? find_held_lock+0x36/0x1c0
[  223.908335]  ? mark_held_locks+0xc7/0x130
[  223.912483]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  223.917585]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  223.922692]  ? lockdep_hardirqs_on+0x421/0x5c0
[  223.927281]  ? trace_hardirqs_on+0xbd/0x310
[  223.931613]  ? kasan_check_read+0x11/0x20
[  223.935764]  ? ___ratelimit+0x36f/0x655
[  223.939741]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  223.945202]  ? trace_hardirqs_on+0x310/0x310
[  223.949608]  ? lock_downgrade+0x900/0x900
[  223.953760]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  223.958868]  ? ___ratelimit+0xaa/0x655
[  223.962756]  ? idr_get_free+0xec0/0xec0
[  223.966734]  ? kasan_check_write+0x14/0x20
[  223.970971]  ? do_raw_spin_lock+0xc1/0x200
[  223.975210]  oom_kill_process.cold.27+0x10/0x903
[  223.979977]  ? graph_lock+0x170/0x170
[  223.983781]  ? _raw_spin_unlock+0x2c/0x50
[  223.987927]  ? oom_badness+0xe6/0xaa0
[  223.991732]  ? oom_evaluate_task+0x540/0x540
[  223.996146]  ? find_held_lock+0x36/0x1c0
[  224.000215]  ? out_of_memory+0x974/0x14c0
[  224.004374]  ? lock_downgrade+0x900/0x900
[  224.008520]  ? check_preemption_disabled+0x48/0x200
[  224.013546]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.019341]  ? kasan_check_read+0x11/0x20
[  224.023488]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.028799]  ? rcu_bh_qs+0xc0/0xc0
[  224.032344]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  224.037877]  ? oom_evaluate_task+0x302/0x540
[  224.042310]  out_of_memory+0xa86/0x14c0
[  224.046310]  ? oom_killer_disable+0x3a0/0x3a0
[  224.050808]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  224.055740]  ? __mutex_add_waiter+0x2a0/0x2a0
[  224.060260]  __alloc_pages_slowpath+0x2318/0x2d80
[  224.065142]  ? warn_alloc+0x120/0x120
[  224.068945]  ? __radix_tree_lookup+0x4c0/0x4c0
[  224.073538]  ? find_get_entry+0x2f2/0xc40
[  224.077696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.083233]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  224.088177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.093716]  ? should_fail+0x22d/0xd01
[  224.097607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.102801]  ? __lock_is_held+0xb5/0x140
[  224.106890]  ? __lock_is_held+0xb5/0x140
[  224.110958]  ? find_held_lock+0x36/0x1c0
[  224.115025]  ? ___might_sleep+0x1ed/0x300
[  224.119171]  ? lock_release+0x970/0x970
[  224.123143]  ? arch_local_save_flags+0x40/0x40
[  224.127738]  ? __might_sleep+0x95/0x190
[  224.131721]  __alloc_pages_nodemask+0xa80/0xde0
[  224.136410]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.141429]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.147227]  ? kasan_check_read+0x11/0x20
[  224.151397]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.156674]  ? graph_lock+0x170/0x170
[  224.160473]  ? print_usage_bug+0xc0/0xc0
[  224.164538]  ? graph_lock+0x170/0x170
[  224.168334]  ? graph_lock+0x170/0x170
[  224.172136]  ? __do_page_cache_readahead+0x7ce/0x980
[  224.177260]  ? find_held_lock+0x36/0x1c0
[  224.181333]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  224.186872]  alloc_pages_current+0x10c/0x210
[  224.191285]  ? lock_downgrade+0x900/0x900
[  224.195435]  __page_cache_alloc+0x38f/0x5b0
[  224.199753]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.205549]  ? kasan_check_read+0x11/0x20
[  224.209698]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.214978]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  224.219649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.225190]  ? check_preemption_disabled+0x48/0x200
[  224.230213]  filemap_fault+0x1594/0x25f0
[  224.234297]  ? __lock_page_or_retry+0xa00/0xa00
[  224.238969]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.244764]  ? kasan_check_read+0x11/0x20
[  224.248915]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.254192]  ? rcu_bh_qs+0xc0/0xc0
[  224.257740]  ? print_usage_bug+0xc0/0xc0
[  224.261806]  ? filemap_map_pages+0xdea/0x1980
[  224.266312]  ? print_usage_bug+0xc0/0xc0
[  224.270379]  ? find_get_pages_range_tag+0x1320/0x1320
[  224.275571]  ? print_usage_bug+0xc0/0xc0
[  224.279629]  ? __lock_acquire+0x7ec/0x4ec0
[  224.283866]  ? graph_lock+0x170/0x170
[  224.287687]  ? __sigqueue_free.part.27+0x7d/0xa0
[  224.292447]  ? __lock_acquire+0x7ec/0x4ec0
[  224.296698]  ? lock_acquire+0x1ed/0x520
[  224.300676]  ? ext4_filemap_fault+0x7a/0xad
[  224.305004]  ? lock_release+0x970/0x970
[  224.308976]  ? arch_local_save_flags+0x40/0x40
[  224.313572]  ? mark_held_locks+0x130/0x130
[  224.317834]  ? down_read+0xb0/0x1d0
[  224.321459]  ? ext4_filemap_fault+0x7a/0xad
[  224.325783]  ? __down_interruptible+0x700/0x700
[  224.330451]  ? graph_lock+0x170/0x170
[  224.334268]  ? __sigqueue_free.part.27+0x7d/0xa0
[  224.339040]  ext4_filemap_fault+0x82/0xad
[  224.343193]  __do_fault+0x100/0x6b0
[  224.346825]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.352107]  ? print_bad_pte+0x6c0/0x6c0
[  224.356177]  ? pmd_val+0x88/0x100
[  224.359632]  ? add_mm_counter_fast+0xd0/0xd0
[  224.364041]  ? pmd_val+0x88/0x100
[  224.367494]  ? add_mm_counter_fast+0xd0/0xd0
[  224.371905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.377446]  __handle_mm_fault+0x3709/0x53e0
[  224.381868]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  224.386708]  ? graph_lock+0x170/0x170
[  224.390511]  ? print_usage_bug+0xc0/0xc0
[  224.394574]  ? graph_lock+0x170/0x170
[  224.398372]  ? graph_lock+0x170/0x170
[  224.402188]  ? handle_mm_fault+0x42a/0xc70
[  224.406426]  ? lock_downgrade+0x900/0x900
[  224.410579]  ? check_preemption_disabled+0x48/0x200
[  224.415604]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.421398]  ? kasan_check_read+0x11/0x20
[  224.425551]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.430831]  ? rcu_bh_qs+0xc0/0xc0
[  224.434394]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.439845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.445383]  ? check_preemption_disabled+0x48/0x200
[  224.450411]  handle_mm_fault+0x54f/0xc70
[  224.454480]  ? __handle_mm_fault+0x53e0/0x53e0
[  224.459064]  ? find_vma+0x34/0x190
[  224.462611]  __do_page_fault+0x67d/0xed0
[  224.466683]  ? mm_fault_error+0x380/0x380
[  224.470838]  ? syscall_slow_exit_work+0x520/0x520
[  224.475683]  do_page_fault+0xf2/0x7e0
[  224.479484]  ? vmalloc_sync_all+0x30/0x30
[  224.483631]  ? error_entry+0x70/0xd0
[  224.487349]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.492364]  ? trace_hardirqs_on_caller+0xc0/0x300
[  224.497301]  ? syscall_return_slowpath+0x5e0/0x5e0
[  224.502229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.507084]  ? trace_hardirqs_off+0x300/0x300
[  224.511582]  ? trace_hardirqs_off_caller+0x300/0x300
[  224.516687]  ? prepare_exit_to_usermode+0x291/0x3b0
[  224.521707]  ? page_fault+0x8/0x30
[  224.525260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.530109]  ? page_fault+0x8/0x30
[  224.533651]  page_fault+0x1e/0x30
[  224.537104] RIP: 0033:0x45db60
[  224.540567] Code: Bad RIP value.
[  224.544285] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  224.549655] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  224.556919] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  224.564181] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  224.571443] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  224.578711] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  224.586006] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  224.586012] warn_alloc_show_mem: 1 callbacks suppressed
[  224.586019] Mem-Info:
[  224.593203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  224.598568] active_anon:38738 inactive_anon:372 isolated_anon:0
[  224.598568]  active_file:16 inactive_file:22 isolated_file:0
[  224.598568]  unevictable:0 dirty:0 writeback:0 unstable:0
[  224.598568]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  224.598568]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  224.598568]  free:13555 free_pcp:233 free_cma:0
[  224.600944] Call Trace:
[  224.610335] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  224.643196]  <IRQ>
[  224.645768] Node 0 
[  224.673435]  dump_stack+0x1c4/0x2b4
[  224.675581] 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
[  224.677791]  ? dump_stack_print_info.cold.2+0x52/0x52
[  224.681391] lowmem_reserve[]:
[  224.706900]  warn_alloc.cold.118+0xb7/0x1bd
[  224.712053]  0 2817
[  224.715164]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  224.719465]  6321
[  224.721696]  ? lock_downgrade+0x900/0x900
[  224.726511]  6321
[  224.728574]  ? trace_hardirqs_off+0xb8/0x300
[  224.734762]  ? trace_hardirqs_off+0xb8/0x300
[  224.739135] Node 0 DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  224.743566]  __alloc_pages_slowpath+0x2667/0x2d80
[  224.743608]  ? warn_alloc+0x120/0x120
[  224.770899] lowmem_reserve[]:
[  224.775749]  ? warn_alloc+0x120/0x120
[  224.779513]  0
[  224.782615]  ? print_usage_bug+0xc0/0xc0
[  224.786386]  0
[  224.788185]  ? warn_alloc+0x120/0x120
[  224.792220]  3503
[  224.794024]  ? print_usage_bug+0xc0/0xc0
[  224.797796]  3503
[  224.799851]  ? __lock_acquire+0x7ec/0x4ec0
[  224.805942]  ? __lock_acquire+0x7ec/0x4ec0
[  224.810149] Node 0 
[  224.814378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.814410] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  224.814417] lowmem_reserve[]:
[  224.816647]  ? should_fail+0x22d/0xd01
[  224.822156]  0 0
[  224.850549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.853629]  0
[  224.857582]  ? __lock_acquire+0x7ec/0x4ec0
[  224.859528]  0
[  224.864627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.870626]  ? __lock_acquire+0x7ec/0x4ec0
[  224.872412] Node 0 
[  224.877507]  ? should_fail+0x22d/0xd01
[  224.881717] DMA: 
[  224.883952]  ? mark_held_locks+0x130/0x130
[  224.887807] 1*4kB 
[  224.889862]  ? mark_held_locks+0x130/0x130
[  224.894071] (U) 
[  224.896216]  ? graph_lock+0x170/0x170
[  224.900428] 0*8kB 
[  224.902400]  ? graph_lock+0x170/0x170
[  224.906176] 0*16kB 
[  224.908322]  ? graph_lock+0x170/0x170
[  224.912097] 1*32kB 
[  224.914327]  ? print_usage_bug+0xc0/0xc0
[  224.918099] (U) 
[  224.920336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.924369] 2*64kB 
[  224.926341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.931849] (U) 
[  224.934085]  ? check_preemption_disabled+0x48/0x200
[  224.939594] 1*128kB 
[  224.941564]  ? check_preemption_disabled+0x48/0x200
[  224.946543] (U) 1*256kB 
[  224.948872]  ? __lock_is_held+0xb5/0x140
[  224.953857] (U) 
[  224.956522]  __alloc_pages_nodemask+0xa80/0xde0
[  224.960555] 0*512kB 
[  224.962521]  ? graph_lock+0x170/0x170
[  224.967164] 1*1024kB 
[  224.969478]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.973258] (U) 
[  224.975660]  ? graph_lock+0x170/0x170
[  224.980647] 1*2048kB (M) 
[  224.982634]  ? find_held_lock+0x36/0x1c0
[  224.986402] 3*4096kB 
[  224.989162]  ? ____cache_alloc_node+0x1c7/0x1e0
[  224.993183] (M) = 15908kB
[  224.995597]  ? lock_downgrade+0x900/0x900
[  225.000248] Node 0 
[  225.003008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.007125] DMA32: 
[  225.009356]  cache_grow_begin+0x91/0x8c0
[  225.014861] 2*4kB 
[  225.017093]  ? do_raw_spin_unlock+0xa7/0x2f0
[  225.021123] (M) 
[  225.023278]  fallback_alloc+0x203/0x2e0
[  225.027655] 1*8kB 
[  225.029625]  ____cache_alloc_node+0x1c7/0x1e0
[  225.033569] (U) 
[  225.035714]  kmem_cache_alloc_node+0xe3/0x730
[  225.040185] 3*16kB 
[  225.042158]  ? ipv6_get_ifaddr+0x42e/0x620
[  225.046625] (M) 
[  225.048858]  __alloc_skb+0x119/0x770
[  225.053061] 2*32kB 
[  225.055036]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.058719] (UM) 
[  225.060950]  ? skb_scrub_packet+0x490/0x490
[  225.066194] 2*64kB (M) 
[  225.068270]  ? lock_downgrade+0x900/0x900
[  225.072566] 3*128kB 
[  225.075151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.079271] (M) 
[  225.081592]  ? refcount_sub_and_test_checked+0x203/0x310
[  225.087101] 2*256kB 
[  225.089071]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  225.094492] (M) 
[  225.096812]  ? addrconf_rs_timer+0x6f0/0x6f0
[  225.102231] 3*512kB (M) 
[  225.104231]  ndisc_alloc_skb+0x144/0x340
[  225.108601] 4*1024kB 
[  225.111273]  ndisc_send_rs+0x331/0x6e0
[  225.115312] (UM) 
[  225.117721]  addrconf_rs_timer+0x3c0/0x6f0
[  225.121572] 3*2048kB (UM) 
[  225.123637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.127854] 3*4096kB 
[  225.130698]  call_timer_fn+0x272/0x920
[  225.134893] (M) 
[  225.137300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.141159] = 25216kB
[  225.143127]  ? process_timeout+0x40/0x40
[  225.147334] Node 0 
[  225.149739]  ? find_held_lock+0x36/0x1c0
[  225.153775] Normal: 
[  225.156012]  ? __run_timers+0x7da/0xc70
[  225.160041] 808*4kB 
[  225.162360]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.166304] (UME) 
[  225.168636]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.173107] 439*8kB 
[  225.175260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.179730] (UME) 
[  225.182049]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  225.186274] 179*16kB 
[  225.188420]  ? trace_hardirqs_on+0xbd/0x310
[  225.192973] (UMEH) 
[  225.195379]  ? kasan_check_read+0x11/0x20
[  225.199678] 64*32kB 
[  225.201909]  ? __run_timers+0x7da/0xc70
[  225.206029] (UMEH) 
[  225.208349]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.212296] 19*64kB 
[  225.214528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.219944] (UMEH) 2*128kB 
[  225.222279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.226487] (UM) 
[  225.229417]  __run_timers+0x7e5/0xc70
[  225.233620] 0*256kB 
[  225.235688]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  225.239452] 0*512kB 
[  225.241777]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  225.247112] 0*1024kB 
[  225.249430]  ? graph_lock+0x170/0x170
[  225.254418] 0*2048kB 
[  225.256821]  ? enqueue_hrtimer+0x1a5/0x560
[  225.260593] 0*4096kB 
[  225.262995]  ? lock_release+0x970/0x970
[  225.263011]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  225.267225] = 13128kB
[  225.269644]  ? find_held_lock+0x36/0x1c0
[  225.273611] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  225.278793]  ? graph_lock+0x170/0x170
[  225.281181] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  225.285228]  ? pvclock_read_flags+0x160/0x160
[  225.294047] 417 total pagecache pages
[  225.297846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.306402] 0 pages in swap cache
[  225.310889]  ? check_preemption_disabled+0x48/0x200
[  225.314657] Swap cache stats: add 0, delete 0, find 0/0
[  225.314666] Free swap  = 0kB
[  225.320205]  ? __lock_is_held+0xb5/0x140
[  225.323623] Total swap = 0kB
[  225.328635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.333970] 1965979 pages RAM
[  225.336986]  ? check_preemption_disabled+0x48/0x200
[  225.341019] 0 pages HighMem/MovableOnly
[  225.344037]  run_timer_softirq+0x52/0xb0
[  225.349544] 342744 pages reserved
[  225.352642]  ? rcu_read_lock_sched_held+0x108/0x120
[  225.357631] 0 pages cma reserved
[  225.361599]  __do_softirq+0x30b/0xad8
[  225.365711] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  225.369081]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  225.369103]  ? pvclock_read_flags+0x160/0x160
[  225.374165] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  225.377463]  ? lapic_next_event+0x5a/0x90
[  225.381237] syz-fuzzer cpuset=
[  225.387730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.392801] /
[  225.397291]  ? check_preemption_disabled+0x48/0x200
[  225.407490]  mems_allowed=0
[  225.411632]  ? check_preemption_disabled+0x48/0x200
[  225.434947]  ? kvm_clock_read+0x18/0x30
[  225.438924]  ? kvm_sched_clock_read+0x9/0x20
[  225.443337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.448875]  ? check_preemption_disabled+0x48/0x200
[  225.453907]  irq_exit+0x17f/0x1c0
[  225.457364]  smp_apic_timer_interrupt+0x1cb/0x760
[  225.462203]  ? smp_reschedule_interrupt+0x109/0x650
[  225.467221]  ? smp_call_function_single_interrupt+0x650/0x650
[  225.473116]  ? interrupt_entry+0xb5/0xf0
[  225.477179]  ? trace_hardirqs_off_caller+0xbb/0x300
[  225.482195]  ? trace_hardirqs_off_caller+0xbb/0x300
[  225.487216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.492066]  ? trace_hardirqs_off+0x300/0x300
[  225.496560]  ? trace_hardirqs_off+0x300/0x300
[  225.501057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.506598]  ? check_preemption_disabled+0x48/0x200
[  225.511615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.517164]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.522013]  apic_timer_interrupt+0xf/0x20
[  225.526253]  </IRQ>
[  225.528493] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  225.533424] 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
[  225.552323] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  225.560030] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  225.567296] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  225.574563] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  225.581828] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  225.589096] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  225.596404]  skb_clone+0x1bb/0x500
[  225.599945]  ? skb_split+0x11e0/0x11e0
[  225.603838]  ? preempt_notifier_register+0x200/0x200
[  225.608941]  ? __switch_to_asm+0x34/0x70
[  225.613004]  ? __switch_to_asm+0x34/0x70
[  225.617064]  ? __switch_to_asm+0x40/0x70
[  225.621123]  ? __switch_to_asm+0x34/0x70
[  225.625183]  ? __switch_to_asm+0x40/0x70
[  225.629254]  ? __switch_to_asm+0x40/0x70
[  225.633320]  ? __switch_to_asm+0x34/0x70
[  225.637383]  ? __switch_to_asm+0x34/0x70
[  225.641438]  ? __switch_to_asm+0x40/0x70
[  225.645494]  ? __switch_to_asm+0x34/0x70
[  225.649565]  bpf_clone_redirect+0xb9/0x490
[  225.653809]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  225.658829]  ? __sched_text_start+0x8/0x8
[  225.662981]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  225.667748]  ? find_held_lock+0x36/0x1c0
[  225.671823]  ? lock_acquire+0x1ed/0x520
[  225.676265]  ? bpf_test_run+0x32e/0x5a0
[  225.680264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.685806]  ? check_preemption_disabled+0x48/0x200
[  225.690833]  ? kasan_check_read+0x11/0x20
[  225.694984]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.700274]  ? rcu_bh_qs+0xc0/0xc0
[  225.703831]  ? preempt_schedule+0x4d/0x60
[  225.707981]  ? ___preempt_schedule+0x16/0x18
[  225.712400]  ? bpf_test_run+0x1c0/0x5a0
[  225.716386]  ? netlink_diag_dump+0x2a0/0x2a0
[  225.720794]  ? bpf_prog_test_run_skb+0x452/0xb40
[  225.725555]  ? bpf_prog_test_run_skb+0x634/0xb40
[  225.730318]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  225.735163]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  225.740699]  ? fput+0x130/0x1a0
[  225.743981]  ? __bpf_prog_get+0x9b/0x290
[  225.748048]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  225.752888]  ? bpf_prog_test_run+0x130/0x1a0
[  225.757302]  ? __x64_sys_bpf+0x3d8/0x510
[  225.761364]  ? bpf_prog_get+0x20/0x20
[  225.765185]  ? do_syscall_64+0x1b9/0x820
[  225.769252]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  225.774623]  ? syscall_return_slowpath+0x5e0/0x5e0
[  225.779558]  ? trace_hardirqs_off+0x300/0x300
[  225.784066]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  225.789083]  ? recalc_sigpending_tsk+0x180/0x180
[  225.793840]  ? kasan_check_write+0x14/0x20
[  225.798087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.802936]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  225.808320] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  225.808391] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  225.815260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  225.815265] Call Trace:
[  225.815272]  <IRQ>
[  225.815287]  dump_stack+0x1c4/0x2b4
[  225.815303]  ? dump_stack_print_info.cold.2+0x52/0x52
[  225.821862] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  225.831140]  warn_alloc.cold.118+0xb7/0x1bd
[  225.833692] syz-executor7 cpuset=
[  225.835833]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  225.839438] syz7
[  225.844623]  ? lock_downgrade+0x900/0x900
[  225.855084]  mems_allowed=0
[  225.859400]  ? trace_hardirqs_off+0xb8/0x300
[  225.881482]  ? trace_hardirqs_off+0xb8/0x300
[  225.885898]  __alloc_pages_slowpath+0x2667/0x2d80
[  225.890767]  ? warn_alloc+0x120/0x120
[  225.894575]  ? warn_alloc+0x120/0x120
[  225.898376]  ? print_usage_bug+0xc0/0xc0
[  225.902435]  ? warn_alloc+0x120/0x120
[  225.906233]  ? print_usage_bug+0xc0/0xc0
[  225.910310]  ? __lock_acquire+0x7ec/0x4ec0
[  225.914541]  ? __lock_acquire+0x7ec/0x4ec0
[  225.918781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.924320]  ? should_fail+0x22d/0xd01
[  225.928213]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.933326]  ? __lock_acquire+0x7ec/0x4ec0
[  225.937563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.942662]  ? __lock_acquire+0x7ec/0x4ec0
[  225.946897]  ? should_fail+0x22d/0xd01
[  225.950798]  ? mark_held_locks+0x130/0x130
[  225.955034]  ? mark_held_locks+0x130/0x130
[  225.959276]  ? graph_lock+0x170/0x170
[  225.963077]  ? graph_lock+0x170/0x170
[  225.966881]  ? graph_lock+0x170/0x170
[  225.970678]  ? print_usage_bug+0xc0/0xc0
[  225.974735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.980285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.985822]  ? check_preemption_disabled+0x48/0x200
[  225.990837]  ? check_preemption_disabled+0x48/0x200
[  225.995865]  ? __lock_is_held+0xb5/0x140
[  225.999933]  __alloc_pages_nodemask+0xa80/0xde0
[  226.004599]  ? graph_lock+0x170/0x170
[  226.008404]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  226.013419]  ? graph_lock+0x170/0x170
[  226.017230]  ? find_held_lock+0x36/0x1c0
[  226.021318]  ? ____cache_alloc_node+0x1c7/0x1e0
[  226.025989]  ? lock_downgrade+0x900/0x900
[  226.030150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.035697]  cache_grow_begin+0x91/0x8c0
[  226.039757]  ? do_raw_spin_unlock+0xa7/0x2f0
[  226.044175]  fallback_alloc+0x203/0x2e0
[  226.048157]  ____cache_alloc_node+0x1c7/0x1e0
[  226.052660]  kmem_cache_alloc_node+0xe3/0x730
[  226.057162]  ? ipv6_get_ifaddr+0x42e/0x620
[  226.061414]  __alloc_skb+0x119/0x770
[  226.065141]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.070436]  ? skb_scrub_packet+0x490/0x490
[  226.074766]  ? lock_downgrade+0x900/0x900
[  226.078924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.084462]  ? refcount_sub_and_test_checked+0x203/0x310
[  226.089923]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  226.095377]  ? addrconf_rs_timer+0x6f0/0x6f0
[  226.099804]  ndisc_alloc_skb+0x144/0x340
[  226.103876]  ndisc_send_rs+0x331/0x6e0
[  226.107774]  addrconf_rs_timer+0x3c0/0x6f0
[  226.112024]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.116291]  call_timer_fn+0x272/0x920
[  226.120182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.124420]  ? process_timeout+0x40/0x40
[  226.128479]  ? find_held_lock+0x36/0x1c0
[  226.132564]  ? mark_held_locks+0xc7/0x130
[  226.136729]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.141330]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.145823]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.150057]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  226.154641]  ? trace_hardirqs_on+0xbd/0x310
[  226.158965]  ? kasan_check_read+0x11/0x20
[  226.163113]  ? __run_timers+0x7da/0xc70
[  226.167087]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  226.172546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.176791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.181025]  __run_timers+0x7e5/0xc70
[  226.184838]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  226.190203]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  226.195221]  ? graph_lock+0x170/0x170
[  226.199045]  ? print_usage_bug+0xc0/0xc0
[  226.203105]  ? lock_release+0x970/0x970
[  226.207081]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  226.212290]  ? find_held_lock+0x36/0x1c0
[  226.216359]  ? graph_lock+0x170/0x170
[  226.220164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.225714]  ? check_preemption_disabled+0x48/0x200
[  226.230742]  ? __lock_is_held+0xb5/0x140
[  226.234806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.240345]  ? check_preemption_disabled+0x48/0x200
[  226.245369]  run_timer_softirq+0x52/0xb0
[  226.249428]  ? rcu_read_lock_sched_held+0x108/0x120
[  226.254445]  __do_softirq+0x30b/0xad8
[  226.258271]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  226.263383]  ? pvclock_read_flags+0x160/0x160
[  226.267876]  ? lapic_next_event+0x5a/0x90
[  226.272030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.277567]  ? check_preemption_disabled+0x48/0x200
[  226.282586]  ? check_preemption_disabled+0x48/0x200
[  226.287610]  ? kvm_clock_read+0x18/0x30
[  226.291582]  ? kvm_sched_clock_read+0x9/0x20
[  226.295994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.301536]  ? check_preemption_disabled+0x48/0x200
[  226.306566]  irq_exit+0x17f/0x1c0
[  226.310025]  smp_apic_timer_interrupt+0x1cb/0x760
[  226.314874]  ? smp_call_function_single_interrupt+0x650/0x650
[  226.320761]  ? interrupt_entry+0xb5/0xf0
[  226.324826]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.329838]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.334859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.339700]  ? trace_hardirqs_off+0x300/0x300
[  226.344194]  ? trace_hardirqs_off+0x300/0x300
[  226.348689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.354226]  ? check_preemption_disabled+0x48/0x200
[  226.359265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.364811]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.369667]  apic_timer_interrupt+0xf/0x20
[  226.373893]  </IRQ>
[  226.376136] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  226.381413] 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
[  226.400342] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  226.408054] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  226.415320] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  226.422591] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  226.429856] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  226.437124] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  226.444414]  ? arch_local_irq_restore+0x45/0x52
[  226.449094]  dump_stack+0x26a/0x2b4
[  226.452722]  ? dump_stack_print_info.cold.2+0x52/0x52
[  226.457916]  ? mark_held_locks+0x130/0x130
[  226.462147]  ? mark_held_locks+0x130/0x130
[  226.466390]  dump_header+0x27b/0xf72
[  226.470118]  ? pagefault_out_of_memory+0x197/0x197
[  226.475049]  ? mark_held_locks+0x130/0x130
[  226.479290]  ? __lock_acquire+0x7ec/0x4ec0
[  226.483528]  ? mem_cgroup_charge_statistics+0x780/0x780
[  226.488895]  ? print_usage_bug+0xc0/0xc0
[  226.492964]  ? print_usage_bug+0xc0/0xc0
[  226.497035]  ? graph_lock+0x170/0x170
[  226.500830]  ? graph_lock+0x170/0x170
[  226.504632]  ? print_usage_bug+0xc0/0xc0
[  226.508692]  ? print_usage_bug+0xc0/0xc0
[  226.512766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.518309]  ? find_held_lock+0x36/0x1c0
[  226.522376]  ? mark_held_locks+0xc7/0x130
[  226.526526]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  226.531626]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  226.536730]  ? lockdep_hardirqs_on+0x421/0x5c0
[  226.541318]  ? trace_hardirqs_on+0xbd/0x310
[  226.546145]  ? kasan_check_read+0x11/0x20
[  226.550294]  ? ___ratelimit+0x36f/0x655
[  226.554796]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  226.560263]  ? trace_hardirqs_on+0x310/0x310
[  226.564672]  ? lock_downgrade+0x900/0x900
[  226.568824]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  226.573932]  ? ___ratelimit+0xaa/0x655
[  226.577822]  ? idr_get_free+0xec0/0xec0
[  226.581801]  ? kasan_check_write+0x14/0x20
[  226.586039]  ? do_raw_spin_lock+0xc1/0x200
[  226.590294]  oom_kill_process.cold.27+0x10/0x903
[  226.595053]  ? graph_lock+0x170/0x170
[  226.598854]  ? _raw_spin_unlock+0x2c/0x50
[  226.603000]  ? oom_badness+0xe6/0xaa0
[  226.606808]  ? oom_evaluate_task+0x540/0x540
[  226.611224]  ? find_held_lock+0x36/0x1c0
[  226.615304]  ? out_of_memory+0x974/0x14c0
[  226.619454]  ? lock_downgrade+0x900/0x900
[  226.623603]  ? check_preemption_disabled+0x48/0x200
[  226.628629]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.634427]  ? kasan_check_read+0x11/0x20
[  226.638579]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.643856]  ? rcu_bh_qs+0xc0/0xc0
[  226.647403]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  226.652941]  ? oom_evaluate_task+0x302/0x540
[  226.657375]  out_of_memory+0xa86/0x14c0
[  226.661352]  ? oom_killer_disable+0x3a0/0x3a0
[  226.666107]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  226.671517]  ? __mutex_add_waiter+0x2a0/0x2a0
[  226.676025]  __alloc_pages_slowpath+0x2318/0x2d80
[  226.680898]  ? warn_alloc+0x120/0x120
[  226.684697]  ? __radix_tree_lookup+0x4c0/0x4c0
[  226.689298]  ? find_get_entry+0x2f2/0xc40
[  226.693457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.698994]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  226.703927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.709464]  ? should_fail+0x22d/0xd01
[  226.713356]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.718460]  ? __lock_is_held+0xb5/0x140
[  226.722545]  ? __lock_is_held+0xb5/0x140
[  226.726612]  ? find_held_lock+0x36/0x1c0
[  226.730678]  ? ___might_sleep+0x1ed/0x300
[  226.734822]  ? lock_release+0x970/0x970
[  226.738798]  ? arch_local_save_flags+0x40/0x40
[  226.743394]  ? __might_sleep+0x95/0x190
[  226.747374]  __alloc_pages_nodemask+0xa80/0xde0
[  226.752051]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  226.757070]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.762871]  ? kasan_check_read+0x11/0x20
[  226.767024]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.772309]  ? graph_lock+0x170/0x170
[  226.776111]  ? print_usage_bug+0xc0/0xc0
[  226.780174]  ? graph_lock+0x170/0x170
[  226.783973]  ? graph_lock+0x170/0x170
[  226.787776]  ? __do_page_cache_readahead+0x7ce/0x980
[  226.792886]  ? find_held_lock+0x36/0x1c0
[  226.796951]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  226.802495]  alloc_pages_current+0x10c/0x210
[  226.806904]  ? lock_downgrade+0x900/0x900
[  226.811056]  __page_cache_alloc+0x38f/0x5b0
[  226.815381]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.821181]  ? kasan_check_read+0x11/0x20
[  226.825331]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.830612]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  226.835291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.840835]  ? check_preemption_disabled+0x48/0x200
[  226.845862]  filemap_fault+0x1594/0x25f0
[  226.849938]  ? __lock_page_or_retry+0xa00/0xa00
[  226.854608]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.860404]  ? kasan_check_read+0x11/0x20
[  226.864553]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.869831]  ? rcu_bh_qs+0xc0/0xc0
[  226.873381]  ? print_usage_bug+0xc0/0xc0
[  226.877452]  ? filemap_map_pages+0xdea/0x1980
[  226.881955]  ? print_usage_bug+0xc0/0xc0
[  226.886025]  ? find_get_pages_range_tag+0x1320/0x1320
[  226.891219]  ? print_usage_bug+0xc0/0xc0
[  226.895296]  ? __lock_acquire+0x7ec/0x4ec0
[  226.899532]  ? graph_lock+0x170/0x170
[  226.903334]  ? __sigqueue_free.part.27+0x7d/0xa0
[  226.908097]  ? __lock_acquire+0x7ec/0x4ec0
[  226.912344]  ? lock_acquire+0x1ed/0x520
[  226.916317]  ? ext4_filemap_fault+0x7a/0xad
[  226.920648]  ? lock_release+0x970/0x970
[  226.924624]  ? arch_local_save_flags+0x40/0x40
[  226.929211]  ? mark_held_locks+0x130/0x130
[  226.933470]  ? down_read+0xb0/0x1d0
[  226.937095]  ? ext4_filemap_fault+0x7a/0xad
[  226.941414]  ? __down_interruptible+0x700/0x700
[  226.946103]  ? graph_lock+0x170/0x170
[  226.949906]  ? __sigqueue_free.part.27+0x7d/0xa0
[  226.954678]  ext4_filemap_fault+0x82/0xad
[  226.958831]  __do_fault+0x100/0x6b0
[  226.962466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.967746]  ? print_bad_pte+0x6c0/0x6c0
[  226.971816]  ? pmd_val+0x88/0x100
[  226.975284]  ? add_mm_counter_fast+0xd0/0xd0
[  226.979692]  ? pmd_val+0x88/0x100
[  226.983149]  ? add_mm_counter_fast+0xd0/0xd0
[  226.987566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.993113]  __handle_mm_fault+0x3709/0x53e0
[  226.997532]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  227.002375]  ? graph_lock+0x170/0x170
[  227.006177]  ? print_usage_bug+0xc0/0xc0
[  227.010238]  ? graph_lock+0x170/0x170
[  227.014054]  ? graph_lock+0x170/0x170
[  227.017875]  ? handle_mm_fault+0x42a/0xc70
[  227.022110]  ? lock_downgrade+0x900/0x900
[  227.026274]  ? check_preemption_disabled+0x48/0x200
[  227.031301]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.037191]  ? kasan_check_read+0x11/0x20
[  227.041347]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.046628]  ? rcu_bh_qs+0xc0/0xc0
[  227.050169]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.055620]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.061160]  ? check_preemption_disabled+0x48/0x200
[  227.066190]  handle_mm_fault+0x54f/0xc70
[  227.070568]  ? __handle_mm_fault+0x53e0/0x53e0
[  227.075153]  ? find_vma+0x34/0x190
[  227.078698]  __do_page_fault+0x67d/0xed0
[  227.082766]  ? mm_fault_error+0x380/0x380
[  227.086921]  ? syscall_slow_exit_work+0x520/0x520
[  227.091766]  do_page_fault+0xf2/0x7e0
[  227.095568]  ? vmalloc_sync_all+0x30/0x30
[  227.099720]  ? error_entry+0x70/0xd0
[  227.103437]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.108451]  ? trace_hardirqs_on_caller+0xc0/0x300
[  227.113380]  ? syscall_return_slowpath+0x5e0/0x5e0
[  227.118308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.123151]  ? trace_hardirqs_off+0x300/0x300
[  227.127647]  ? trace_hardirqs_off_caller+0x300/0x300
[  227.132753]  ? prepare_exit_to_usermode+0x291/0x3b0
[  227.137770]  ? page_fault+0x8/0x30
[  227.141318]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.146162]  ? page_fault+0x8/0x30
[  227.149703]  page_fault+0x1e/0x30
[  227.153152] RIP: 0033:0x45db60
[  227.156345] Code: Bad RIP value.
[  227.159707] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  227.165070] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  227.172335] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  227.179598] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  227.186862] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  227.194126] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  227.201416] warn_alloc_show_mem: 1 callbacks suppressed
[  227.201428] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  227.201430] Mem-Info:
[  227.201461] active_anon:38738 inactive_anon:372 isolated_anon:0
[  227.201461]  active_file:16 inactive_file:22 isolated_file:0
[  227.201461]  unevictable:0 dirty:0 writeback:0 unstable:0
[  227.201461]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  227.201461]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  227.201461]  free:13555 free_pcp:233 free_cma:0
[  227.206802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  227.213991] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  227.216390] Call Trace:
[  227.249266] Node 0 
[  227.258613]  <IRQ>
[  227.286303] 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
[  227.288861]  dump_stack+0x1c4/0x2b4
[  227.291067] lowmem_reserve[]:
[  227.293208]  ? dump_stack_print_info.cold.2+0x52/0x52
[  227.318683]  0 2817
[  227.322332]  warn_alloc.cold.118+0xb7/0x1bd
[  227.325395]  6321
[  227.330581]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  227.332790]  6321
[  227.337103]  ? lock_downgrade+0x900/0x900
[  227.343974]  ? trace_hardirqs_off+0xb8/0x300
[  227.346012] Node 0 
[  227.350155]  ? trace_hardirqs_off+0xb8/0x300
[  227.354557] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  227.356775]  __alloc_pages_slowpath+0x2667/0x2d80
[  227.361147] lowmem_reserve[]:
[  227.387886]  ? warn_alloc+0x120/0x120
[  227.392677]  0
[  227.395786]  ? trace_hardirqs_on+0x310/0x310
[  227.399559]  0
[  227.401357]  ? warn_alloc+0x120/0x120
[  227.405735]  3503
[  227.407538]  ? print_usage_bug+0xc0/0xc0
[  227.411308]  3503
[  227.413362]  ? warn_alloc+0x120/0x120
[  227.419459]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  227.423229] Node 0 
[  227.428251]  ? print_usage_bug+0xc0/0xc0
[  227.428288] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  227.428295] lowmem_reserve[]:
[  227.430525]  ? __lock_acquire+0x7ec/0x4ec0
[  227.434564]  0
[  227.462942]  ? __lock_acquire+0x7ec/0x4ec0
[  227.466022]  0
[  227.470263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.472041]  0
[  227.476281]  ? should_fail+0x22d/0xd01
[  227.478058]  0
[  227.483595]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.489261]  ? __lock_acquire+0x7ec/0x4ec0
[  227.491040] Node 0 
[  227.496139]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.500343] DMA: 
[  227.502571]  ? __lock_acquire+0x7ec/0x4ec0
[  227.507650] 1*4kB 
[  227.509703]  ? should_fail+0x22d/0xd01
[  227.513907] (U) 
[  227.516051]  ? print_usage_bug+0xc0/0xc0
[  227.519916] 0*8kB 
[  227.521888]  ? mark_held_locks+0x130/0x130
[  227.525919] 0*16kB 
[  227.528063]  ? mark_held_locks+0x130/0x130
[  227.532279] 1*32kB 
[  227.534511]  ? graph_lock+0x170/0x170
[  227.538712] (U) 
[  227.540940]  ? print_usage_bug+0xc0/0xc0
[  227.545162] 2*64kB 
[  227.547132]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  227.551165] (U) 
[  227.553395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.558125] 1*128kB 
[  227.560096]  ? check_preemption_disabled+0x48/0x200
[  227.565604] (U) 
[  227.567921]  ? check_preemption_disabled+0x48/0x200
[  227.572911] 1*256kB 
[  227.574888]  ? __lock_is_held+0xb5/0x140
[  227.579868] (U) 
[  227.582190]  __alloc_pages_nodemask+0xa80/0xde0
[  227.586224] 0*512kB 
[  227.588195]  ? graph_lock+0x170/0x170
[  227.592838] 1*1024kB (U) 
[  227.595168]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  227.598939] 1*2048kB 
[  227.601696]  ? graph_lock+0x170/0x170
[  227.606688] (M) 
[  227.609097]  ? find_held_lock+0x36/0x1c0
[  227.612864] 3*4096kB 
[  227.614842]  ? ____cache_alloc_node+0x1c7/0x1e0
[  227.618870] (M) 
[  227.621281]  ? lock_downgrade+0x900/0x900
[  227.625924] = 15908kB
[  227.627897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.632011] Node 0 
[  227.634425]  cache_grow_begin+0x91/0x8c0
[  227.639929] DMA32: 
[  227.642160]  ? do_raw_spin_unlock+0xa7/0x2f0
[  227.646191] 2*4kB 
[  227.648425]  fallback_alloc+0x203/0x2e0
[  227.652799] (M) 
[  227.654945]  ____cache_alloc_node+0x1c7/0x1e0
[  227.658886] 1*8kB 
[  227.660857]  kmem_cache_alloc_node+0xe3/0x730
[  227.665320] (U) 
[  227.667469]  ? ipv6_get_ifaddr+0x42e/0x620
[  227.671934] 3*16kB 
[  227.673908]  __alloc_skb+0x119/0x770
[  227.678298] (M) 2*32kB 
[  227.680545]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.684224] (UM) 
[  227.686810]  ? skb_scrub_packet+0x490/0x490
[  227.692058] 2*64kB 
[  227.694117]  ? lock_downgrade+0x900/0x900
[  227.698402] (M) 3*128kB 
[  227.700647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.704765] (M) 
[  227.707430]  ? refcount_sub_and_test_checked+0x203/0x310
[  227.712939] 2*256kB 
[  227.714911]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  227.720331] (M) 
[  227.722648]  ? addrconf_rs_timer+0x6f0/0x6f0
[  227.728069] 3*512kB 
[  227.730044]  ndisc_alloc_skb+0x144/0x340
[  227.734419] (M) 
[  227.736741]  ndisc_send_rs+0x331/0x6e0
[  227.740790] 4*1024kB 
[  227.742770]  addrconf_rs_timer+0x3c0/0x6f0
[  227.746622] (UM) 
[  227.749027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.753230] 3*2048kB 
[  227.755304]  call_timer_fn+0x272/0x920
[  227.759504] (UM) 
[  227.761911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.765772] 3*4096kB 
[  227.767826]  ? process_timeout+0x40/0x40
[  227.772029] (M) 
[  227.774432]  ? find_held_lock+0x36/0x1c0
[  227.778464] = 25216kB
[  227.780437]  ? __run_timers+0x7da/0xc70
[  227.784474] Node 0 
[  227.786882]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.790829] Normal: 
[  227.793056]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.797525] 808*4kB 
[  227.799839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.804303] (UME) 
[  227.806622]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  227.810829] 439*8kB 
[  227.812974]  ? trace_hardirqs_on+0xbd/0x310
[  227.817525] (UME) 
[  227.819843]  ? kasan_check_read+0x11/0x20
[  227.824136] 179*16kB 
[  227.826280]  ? __run_timers+0x7da/0xc70
[  227.830405] (UMEH) 64*32kB 
[  227.832821]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.836769] (UMEH) 
[  227.839694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.845120] 19*64kB 
[  227.847348]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.851557] (UMEH) 
[  227.853876]  __run_timers+0x7e5/0xc70
[  227.858082] 2*128kB 
[  227.860322]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  227.864109] (UM) 0*256kB 
[  227.866439]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.871772] 0*512kB 0*1024kB 
[  227.874537]  ? graph_lock+0x170/0x170
[  227.879518] 0*2048kB 0*4096kB 
[  227.882626]  ? enqueue_hrtimer+0x1a5/0x560
[  227.886398] = 13128kB
[  227.889583]  ? lock_release+0x970/0x970
[  227.893800] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  227.896195]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  227.900162] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  227.908980]  ? find_held_lock+0x36/0x1c0
[  227.914140] 417 total pagecache pages
[  227.922710]  ? graph_lock+0x170/0x170
[  227.926754] 0 pages in swap cache
[  227.930542]  ? pvclock_read_flags+0x160/0x160
[  227.934319] Swap cache stats: add 0, delete 0, find 0/0
[  227.937769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.942233] Free swap  = 0kB
[  227.947600]  ? check_preemption_disabled+0x48/0x200
[  227.953106] Total swap = 0kB
[  227.956120]  ? __lock_is_held+0xb5/0x140
[  227.961102] 1965979 pages RAM
[  227.964114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.968152] 0 pages HighMem/MovableOnly
[  227.971258]  ? check_preemption_disabled+0x48/0x200
[  227.976769] 342744 pages reserved
[  227.980740]  run_timer_softirq+0x52/0xb0
[  227.985724] 0 pages cma reserved
[  227.989168]  ? rcu_read_lock_sched_held+0x108/0x120
[  227.993278] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  227.996561]  __do_softirq+0x30b/0xad8
[  228.001645] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  228.008038]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  228.011806] syz-fuzzer cpuset=
[  228.022021]  ? pvclock_read_flags+0x160/0x160
[  228.027097] /
[  228.030282]  ? lapic_next_event+0x5a/0x90
[  228.034752]  mems_allowed=0
[  228.036464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.049048]  ? check_preemption_disabled+0x48/0x200
[  228.054081]  ? check_preemption_disabled+0x48/0x200
[  228.059109]  ? kvm_clock_read+0x18/0x30
[  228.063086]  ? kvm_sched_clock_read+0x9/0x20
[  228.067495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.073039]  ? check_preemption_disabled+0x48/0x200
[  228.078072]  irq_exit+0x17f/0x1c0
[  228.081533]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.086378]  ? smp_reschedule_interrupt+0x109/0x650
[  228.091401]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.097295]  ? interrupt_entry+0xb5/0xf0
[  228.101378]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.106397]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.111414]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.116263]  ? trace_hardirqs_off+0x300/0x300
[  228.120762]  ? trace_hardirqs_off+0x300/0x300
[  228.125272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.130821]  ? check_preemption_disabled+0x48/0x200
[  228.135837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.141387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.146249]  apic_timer_interrupt+0xf/0x20
[  228.150477]  </IRQ>
[  228.152716] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  228.157650] 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
[  228.176558] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  228.184273] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  228.191540] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  228.198809] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  228.206079] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  228.213349] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  228.220664]  skb_clone+0x1bb/0x500
[  228.224207]  ? skb_split+0x11e0/0x11e0
[  228.228101]  ? preempt_notifier_register+0x200/0x200
[  228.233203]  ? __switch_to_asm+0x34/0x70
[  228.237270]  ? __switch_to_asm+0x34/0x70
[  228.241330]  ? __switch_to_asm+0x40/0x70
[  228.245390]  ? __switch_to_asm+0x34/0x70
[  228.249449]  ? __switch_to_asm+0x40/0x70
[  228.253511]  ? __switch_to_asm+0x40/0x70
[  228.257568]  ? __switch_to_asm+0x34/0x70
[  228.261628]  ? __switch_to_asm+0x34/0x70
[  228.265685]  ? __switch_to_asm+0x40/0x70
[  228.269745]  ? __switch_to_asm+0x34/0x70
[  228.273821]  bpf_clone_redirect+0xb9/0x490
[  228.278064]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  228.283085]  ? __sched_text_start+0x8/0x8
[  228.287238]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  228.292103]  ? find_held_lock+0x36/0x1c0
[  228.296171]  ? lock_acquire+0x1ed/0x520
[  228.300143]  ? bpf_test_run+0x32e/0x5a0
[  228.304122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.309664]  ? check_preemption_disabled+0x48/0x200
[  228.314689]  ? kasan_check_read+0x11/0x20
[  228.318839]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.324136]  ? rcu_bh_qs+0xc0/0xc0
[  228.327684]  ? preempt_schedule+0x4d/0x60
[  228.331839]  ? ___preempt_schedule+0x16/0x18
[  228.336267]  ? bpf_test_run+0x1c0/0x5a0
[  228.340264]  ? netlink_diag_dump+0x2a0/0x2a0
[  228.344678]  ? bpf_prog_test_run_skb+0x452/0xb40
[  228.349440]  ? bpf_prog_test_run_skb+0x634/0xb40
[  228.354203]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  228.359049]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  228.364585]  ? fput+0x130/0x1a0
[  228.367866]  ? __bpf_prog_get+0x9b/0x290
[  228.371931]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  228.376778]  ? bpf_prog_test_run+0x130/0x1a0
[  228.381193]  ? __x64_sys_bpf+0x3d8/0x510
[  228.385265]  ? bpf_prog_get+0x20/0x20
[  228.389091]  ? do_syscall_64+0x1b9/0x820
[  228.393150]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  228.398517]  ? syscall_return_slowpath+0x5e0/0x5e0
[  228.403448]  ? trace_hardirqs_off+0x300/0x300
[  228.407945]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  228.412961]  ? recalc_sigpending_tsk+0x180/0x180
[  228.417722]  ? kasan_check_write+0x14/0x20
[  228.421971]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.426827]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  228.432208] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  228.432289] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  228.439149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  228.439155] Call Trace:
[  228.439162]  <IRQ>
[  228.439178]  dump_stack+0x1c4/0x2b4
[  228.439194]  ? dump_stack_print_info.cold.2+0x52/0x52
[  228.439219]  warn_alloc.cold.118+0xb7/0x1bd
[  228.445742] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  228.455120]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  228.457680] syz-executor7 cpuset=
[  228.459821]  ? lock_downgrade+0x900/0x900
[  228.463423] syz7
[  228.468607]  ? trace_hardirqs_off+0xb8/0x300
[  228.472905]  mems_allowed=0
[  228.483385]  ? trace_hardirqs_off+0xb8/0x300
[  228.509429]  __alloc_pages_slowpath+0x2667/0x2d80
[  228.514311]  ? warn_alloc+0x120/0x120
[  228.518117]  ? trace_hardirqs_on+0x310/0x310
[  228.522525]  ? warn_alloc+0x120/0x120
[  228.526328]  ? print_usage_bug+0xc0/0xc0
[  228.530389]  ? warn_alloc+0x120/0x120
[  228.534194]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  228.539208]  ? print_usage_bug+0xc0/0xc0
[  228.543281]  ? __lock_acquire+0x7ec/0x4ec0
[  228.547962]  ? __lock_acquire+0x7ec/0x4ec0
[  228.552202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.557741]  ? should_fail+0x22d/0xd01
[  228.561632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.566734]  ? __lock_acquire+0x7ec/0x4ec0
[  228.570976]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.576076]  ? __lock_acquire+0x7ec/0x4ec0
[  228.580305]  ? should_fail+0x22d/0xd01
[  228.584187]  ? print_usage_bug+0xc0/0xc0
[  228.588274]  ? mark_held_locks+0x130/0x130
[  228.592514]  ? mark_held_locks+0x130/0x130
[  228.596761]  ? graph_lock+0x170/0x170
[  228.600560]  ? print_usage_bug+0xc0/0xc0
[  228.604624]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  228.609380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.614922]  ? check_preemption_disabled+0x48/0x200
[  228.619939]  ? check_preemption_disabled+0x48/0x200
[  228.624968]  ? __lock_is_held+0xb5/0x140
[  228.629037]  __alloc_pages_nodemask+0xa80/0xde0
[  228.633708]  ? graph_lock+0x170/0x170
[  228.637511]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  228.642530]  ? graph_lock+0x170/0x170
[  228.646343]  ? find_held_lock+0x36/0x1c0
[  228.650412]  ? ____cache_alloc_node+0x1c7/0x1e0
[  228.655081]  ? lock_downgrade+0x900/0x900
[  228.659236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.664795]  cache_grow_begin+0x91/0x8c0
[  228.668859]  ? do_raw_spin_unlock+0xa7/0x2f0
[  228.673287]  fallback_alloc+0x203/0x2e0
[  228.677360]  ____cache_alloc_node+0x1c7/0x1e0
[  228.681860]  kmem_cache_alloc_node+0xe3/0x730
[  228.686357]  ? ipv6_get_ifaddr+0x42e/0x620
[  228.690602]  __alloc_skb+0x119/0x770
[  228.694668]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.699950]  ? skb_scrub_packet+0x490/0x490
[  228.704293]  ? lock_downgrade+0x900/0x900
[  228.708449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.713987]  ? refcount_sub_and_test_checked+0x203/0x310
[  228.719441]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  228.724913]  ? addrconf_rs_timer+0x6f0/0x6f0
[  228.729335]  ndisc_alloc_skb+0x144/0x340
[  228.733401]  ndisc_send_rs+0x331/0x6e0
[  228.737296]  addrconf_rs_timer+0x3c0/0x6f0
[  228.741540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.745785]  call_timer_fn+0x272/0x920
[  228.749673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.753910]  ? process_timeout+0x40/0x40
[  228.757971]  ? find_held_lock+0x36/0x1c0
[  228.762041]  ? mark_held_locks+0xc7/0x130
[  228.766194]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.770689]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.775183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.779421]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  228.784004]  ? trace_hardirqs_on+0xbd/0x310
[  228.788325]  ? kasan_check_read+0x11/0x20
[  228.792472]  ? __run_timers+0x7da/0xc70
[  228.796450]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  228.801909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.806151]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.810384]  __run_timers+0x7e5/0xc70
[  228.814202]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  228.819565]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.824580]  ? graph_lock+0x170/0x170
[  228.828414]  ? print_usage_bug+0xc0/0xc0
[  228.832471]  ? lock_release+0x970/0x970
[  228.836455]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  228.841652]  ? find_held_lock+0x36/0x1c0
[  228.845719]  ? graph_lock+0x170/0x170
[  228.849524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.855066]  ? check_preemption_disabled+0x48/0x200
[  228.860097]  ? __lock_is_held+0xb5/0x140
[  228.864161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.869703]  ? check_preemption_disabled+0x48/0x200
[  228.874729]  run_timer_softirq+0x52/0xb0
[  228.878795]  ? rcu_read_lock_sched_held+0x108/0x120
[  228.883812]  __do_softirq+0x30b/0xad8
[  228.887622]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  228.892728]  ? pvclock_read_flags+0x160/0x160
[  228.897226]  ? lapic_next_event+0x5a/0x90
[  228.901386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.906925]  ? check_preemption_disabled+0x48/0x200
[  228.911943]  ? check_preemption_disabled+0x48/0x200
[  228.916964]  ? kvm_clock_read+0x18/0x30
[  228.920940]  ? kvm_sched_clock_read+0x9/0x20
[  228.925351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.930894]  ? check_preemption_disabled+0x48/0x200
[  228.935924]  irq_exit+0x17f/0x1c0
[  228.939380]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.944229]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.950122]  ? interrupt_entry+0xb5/0xf0
[  228.954188]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.959203]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.964222]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.969079]  ? trace_hardirqs_off+0x300/0x300
[  228.973569]  ? trace_hardirqs_off+0x300/0x300
[  228.978067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.983610]  ? check_preemption_disabled+0x48/0x200
[  228.988628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.994174]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.999028]  apic_timer_interrupt+0xf/0x20
[  229.003269]  </IRQ>
[  229.005505] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  229.010780] 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
[  229.029682] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  229.037394] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  229.044661] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  229.051929] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  229.059197] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  229.066463] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  229.073753]  ? arch_local_irq_restore+0x45/0x52
[  229.078434]  dump_stack+0x26a/0x2b4
[  229.082063]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.087268]  ? mark_held_locks+0x130/0x130
[  229.091768]  ? mark_held_locks+0x130/0x130
[  229.096008]  dump_header+0x27b/0xf72
[  229.099737]  ? pagefault_out_of_memory+0x197/0x197
[  229.104670]  ? mark_held_locks+0x130/0x130
[  229.108907]  ? __lock_acquire+0x7ec/0x4ec0
[  229.113141]  ? mem_cgroup_charge_statistics+0x780/0x780
[  229.118502]  ? print_usage_bug+0xc0/0xc0
[  229.122565]  ? print_usage_bug+0xc0/0xc0
[  229.126635]  ? graph_lock+0x170/0x170
[  229.130431]  ? graph_lock+0x170/0x170
[  229.134231]  ? print_usage_bug+0xc0/0xc0
[  229.138306]  ? print_usage_bug+0xc0/0xc0
[  229.142374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.147917]  ? find_held_lock+0x36/0x1c0
[  229.151984]  ? mark_held_locks+0xc7/0x130
[  229.156137]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  229.161240]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  229.166359]  ? lockdep_hardirqs_on+0x421/0x5c0
[  229.170944]  ? trace_hardirqs_on+0xbd/0x310
[  229.175276]  ? kasan_check_read+0x11/0x20
[  229.179455]  ? ___ratelimit+0x36f/0x655
[  229.183432]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.188885]  ? trace_hardirqs_on+0x310/0x310
[  229.193293]  ? lock_downgrade+0x900/0x900
[  229.197450]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  229.202551]  ? ___ratelimit+0xaa/0x655
[  229.206439]  ? idr_get_free+0xec0/0xec0
[  229.210413]  ? kasan_check_write+0x14/0x20
[  229.214645]  ? do_raw_spin_lock+0xc1/0x200
[  229.218886]  oom_kill_process.cold.27+0x10/0x903
[  229.223641]  ? graph_lock+0x170/0x170
[  229.227443]  ? _raw_spin_unlock+0x2c/0x50
[  229.231586]  ? oom_badness+0xe6/0xaa0
[  229.235391]  ? oom_evaluate_task+0x540/0x540
[  229.239804]  ? find_held_lock+0x36/0x1c0
[  229.243873]  ? out_of_memory+0x974/0x14c0
[  229.248021]  ? lock_downgrade+0x900/0x900
[  229.252173]  ? check_preemption_disabled+0x48/0x200
[  229.257194]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.262990]  ? kasan_check_read+0x11/0x20
[  229.267139]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.272414]  ? rcu_bh_qs+0xc0/0xc0
[  229.275956]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  229.281489]  ? oom_evaluate_task+0x302/0x540
[  229.285903]  out_of_memory+0xa86/0x14c0
[  229.289883]  ? oom_killer_disable+0x3a0/0x3a0
[  229.294376]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  229.299311]  ? __mutex_add_waiter+0x2a0/0x2a0
[  229.303820]  __alloc_pages_slowpath+0x2318/0x2d80
[  229.308694]  ? warn_alloc+0x120/0x120
[  229.312492]  ? __radix_tree_lookup+0x4c0/0x4c0
[  229.317087]  ? find_get_entry+0x2f2/0xc40
[  229.321260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.326799]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  229.331726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.337274]  ? should_fail+0x22d/0xd01
[  229.341168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.346283]  ? __lock_is_held+0xb5/0x140
[  229.350381]  ? __lock_is_held+0xb5/0x140
[  229.354448]  ? find_held_lock+0x36/0x1c0
[  229.358512]  ? ___might_sleep+0x1ed/0x300
[  229.362655]  ? lock_release+0x970/0x970
[  229.366630]  ? arch_local_save_flags+0x40/0x40
[  229.371225]  ? __might_sleep+0x95/0x190
[  229.375217]  __alloc_pages_nodemask+0xa80/0xde0
[  229.379905]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  229.384927]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.390721]  ? kasan_check_read+0x11/0x20
[  229.394867]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.400146]  ? graph_lock+0x170/0x170
[  229.403944]  ? print_usage_bug+0xc0/0xc0
[  229.408006]  ? graph_lock+0x170/0x170
[  229.411802]  ? graph_lock+0x170/0x170
[  229.415602]  ? __do_page_cache_readahead+0x7ce/0x980
[  229.420708]  ? find_held_lock+0x36/0x1c0
[  229.424777]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  229.430318]  alloc_pages_current+0x10c/0x210
[  229.434722]  ? lock_downgrade+0x900/0x900
[  229.438874]  __page_cache_alloc+0x38f/0x5b0
[  229.443200]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.449000]  ? kasan_check_read+0x11/0x20
[  229.453150]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.458427]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  229.463098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.468640]  ? check_preemption_disabled+0x48/0x200
[  229.473666]  filemap_fault+0x1594/0x25f0
[  229.477742]  ? __lock_page_or_retry+0xa00/0xa00
[  229.482415]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.488210]  ? kasan_check_read+0x11/0x20
[  229.492357]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.497638]  ? rcu_bh_qs+0xc0/0xc0
[  229.501183]  ? print_usage_bug+0xc0/0xc0
[  229.505268]  ? filemap_map_pages+0xdea/0x1980
[  229.509770]  ? print_usage_bug+0xc0/0xc0
[  229.513841]  ? find_get_pages_range_tag+0x1320/0x1320
[  229.519027]  ? print_usage_bug+0xc0/0xc0
[  229.523088]  ? __lock_acquire+0x7ec/0x4ec0
[  229.527319]  ? graph_lock+0x170/0x170
[  229.531118]  ? __sigqueue_free.part.27+0x7d/0xa0
[  229.535880]  ? __lock_acquire+0x7ec/0x4ec0
[  229.540130]  ? lock_acquire+0x1ed/0x520
[  229.544109]  ? ext4_filemap_fault+0x7a/0xad
[  229.548434]  ? lock_release+0x970/0x970
[  229.552414]  ? arch_local_save_flags+0x40/0x40
[  229.556997]  ? mark_held_locks+0x130/0x130
[  229.561252]  ? down_read+0xb0/0x1d0
[  229.564882]  ? ext4_filemap_fault+0x7a/0xad
[  229.569204]  ? __down_interruptible+0x700/0x700
[  229.573873]  ? graph_lock+0x170/0x170
[  229.577677]  ? __sigqueue_free.part.27+0x7d/0xa0
[  229.582447]  ext4_filemap_fault+0x82/0xad
[  229.586597]  __do_fault+0x100/0x6b0
[  229.590224]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.595519]  ? print_bad_pte+0x6c0/0x6c0
[  229.599584]  ? pmd_val+0x88/0x100
[  229.603040]  ? add_mm_counter_fast+0xd0/0xd0
[  229.607444]  ? pmd_val+0x88/0x100
[  229.610894]  ? add_mm_counter_fast+0xd0/0xd0
[  229.615306]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.620852]  __handle_mm_fault+0x3709/0x53e0
[  229.625282]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  229.630124]  ? graph_lock+0x170/0x170
[  229.633925]  ? print_usage_bug+0xc0/0xc0
[  229.637986]  ? graph_lock+0x170/0x170
[  229.641787]  ? graph_lock+0x170/0x170
[  229.645603]  ? handle_mm_fault+0x42a/0xc70
[  229.649836]  ? lock_downgrade+0x900/0x900
[  229.653987]  ? check_preemption_disabled+0x48/0x200
[  229.659013]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.664809]  ? kasan_check_read+0x11/0x20
[  229.668958]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.674235]  ? rcu_bh_qs+0xc0/0xc0
[  229.678027]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.683478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.689016]  ? check_preemption_disabled+0x48/0x200
[  229.694041]  handle_mm_fault+0x54f/0xc70
[  229.698194]  ? __handle_mm_fault+0x53e0/0x53e0
[  229.702780]  ? find_vma+0x34/0x190
[  229.706327]  __do_page_fault+0x67d/0xed0
[  229.710394]  ? mm_fault_error+0x380/0x380
[  229.714549]  ? syscall_slow_exit_work+0x520/0x520
[  229.719402]  do_page_fault+0xf2/0x7e0
[  229.723208]  ? vmalloc_sync_all+0x30/0x30
[  229.727360]  ? error_entry+0x70/0xd0
[  229.731076]  ? trace_hardirqs_off_caller+0xbb/0x300
[  229.736093]  ? trace_hardirqs_on_caller+0xc0/0x300
[  229.741027]  ? syscall_return_slowpath+0x5e0/0x5e0
[  229.745969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.750826]  ? trace_hardirqs_off+0x300/0x300
[  229.755320]  ? trace_hardirqs_off_caller+0x300/0x300
[  229.760431]  ? prepare_exit_to_usermode+0x291/0x3b0
[  229.765447]  ? page_fault+0x8/0x30
[  229.768991]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.773837]  ? page_fault+0x8/0x30
[  229.777381]  page_fault+0x1e/0x30
[  229.780844] RIP: 0033:0x45db60
[  229.784053] Code: Bad RIP value.
[  229.787416] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  229.792776] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  229.800043] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  229.807306] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  229.814569] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  229.821831] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  229.829121] warn_alloc_show_mem: 1 callbacks suppressed
[  229.829133] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  229.829135] Mem-Info:
[  229.829165] active_anon:38738 inactive_anon:372 isolated_anon:0
[  229.829165]  active_file:16 inactive_file:22 isolated_file:0
[  229.829165]  unevictable:0 dirty:0 writeback:0 unstable:0
[  229.829165]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  229.829165]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  229.829165]  free:13555 free_pcp:233 free_cma:0
[  229.834503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  229.834511] Call Trace:
[  229.841705] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  229.844103]  <IRQ>
[  229.876971] Node 0 
[  229.886324]  dump_stack+0x1c4/0x2b4
[  229.888902] 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
[  229.916542]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.918664] lowmem_reserve[]:
[  229.920903]  warn_alloc.cold.118+0xb7/0x1bd
[  229.924493]  0
[  229.949993]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  229.955155]  2817
[  229.958265]  ? lock_downgrade+0x900/0x900
[  229.962564]  6321
[  229.964365]  ? trace_hardirqs_off+0xb8/0x300
[  229.969178]  6321
[  229.971240]  ? trace_hardirqs_off+0xb8/0x300
[  229.977427]  __alloc_pages_slowpath+0x2667/0x2d80
[  229.981807] Node 0 
[  229.983884]  ? warn_alloc+0x120/0x120
[  229.988278] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  229.993083]  ? warn_alloc+0x120/0x120
[  229.995292] lowmem_reserve[]:
[  229.999088]  ? print_usage_bug+0xc0/0xc0
[  230.025773]  0 0
[  230.029574]  ? warn_alloc+0x120/0x120
[  230.032656]  3503
[  230.036741]  ? print_usage_bug+0xc0/0xc0
[  230.038689]  3503
[  230.042481]  ? __lock_acquire+0x7ec/0x4ec0
[  230.048574]  ? __lock_acquire+0x7ec/0x4ec0
[  230.050609] Node 0 
[  230.054841]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.059074] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  230.061283]  ? should_fail+0x22d/0xd01
[  230.066784] lowmem_reserve[]: 0
[  230.095153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.099007]  0 0
[  230.102288]  ? __lock_acquire+0x7ec/0x4ec0
[  230.107362]  0
[  230.109331]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.115329]  ? __lock_acquire+0x7ec/0x4ec0
[  230.120406] Node 0 
[  230.124627]  ? should_fail+0x22d/0xd01
[  230.124642] DMA: 
[  230.126875]  ? mark_held_locks+0x130/0x130
[  230.130731] 1*4kB 
[  230.132789]  ? mark_held_locks+0x130/0x130
[  230.136999] (U) 
[  230.139141]  ? graph_lock+0x170/0x170
[  230.143355] 0*8kB 
[  230.145325]  ? graph_lock+0x170/0x170
[  230.149100] 0*16kB 
[  230.151239]  ? graph_lock+0x170/0x170
[  230.155039] 1*32kB 
[  230.157276]  ? print_usage_bug+0xc0/0xc0
[  230.161050] (U) 
[  230.163291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.167326] 2*64kB 
[  230.169294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.174802] (U) 
[  230.177033]  ? check_preemption_disabled+0x48/0x200
[  230.182534] 1*128kB (U) 
[  230.184516]  ? check_preemption_disabled+0x48/0x200
[  230.189504] 1*256kB 
[  230.192173]  ? __lock_is_held+0xb5/0x140
[  230.197157] (U) 
[  230.199478]  __alloc_pages_nodemask+0xa80/0xde0
[  230.203510] 0*512kB 
[  230.205478]  ? graph_lock+0x170/0x170
[  230.210125] 1*1024kB 
[  230.212440]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  230.216210] (U) 
[  230.218615]  ? graph_lock+0x170/0x170
[  230.223600] 1*2048kB (M) 
[  230.225586]  ? find_held_lock+0x36/0x1c0
[  230.229362] 3*4096kB 
[  230.232118]  ? ____cache_alloc_node+0x1c7/0x1e0
[  230.236148] (M) 
[  230.238552]  ? lock_downgrade+0x900/0x900
[  230.243196] = 15908kB
[  230.245172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.249292] Node 0 
[  230.251695]  cache_grow_begin+0x91/0x8c0
[  230.257203] DMA32: 
[  230.259436]  ? do_raw_spin_unlock+0xa7/0x2f0
[  230.263469] 2*4kB 
[  230.265701]  fallback_alloc+0x203/0x2e0
[  230.270079] (M) 
[  230.272228]  ____cache_alloc_node+0x1c7/0x1e0
[  230.276176] 1*8kB 
[  230.278148]  kmem_cache_alloc_node+0xe3/0x730
[  230.282618] (U) 
[  230.284791]  ? ipv6_get_ifaddr+0x42e/0x620
[  230.289271] 3*16kB 
[  230.291251]  __alloc_skb+0x119/0x770
[  230.295458] (M) 
[  230.297690]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.301373] 2*32kB 
[  230.303343]  ? skb_scrub_packet+0x490/0x490
[  230.308593] (UM) 
[  230.310821]  ? lock_downgrade+0x900/0x900
[  230.315109] 2*64kB (M) 
[  230.317175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.321294] 3*128kB 
[  230.323873]  ? refcount_sub_and_test_checked+0x203/0x310
[  230.329378] (M) 
[  230.331696]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  230.337114] 2*256kB (M) 
[  230.339096]  ? addrconf_rs_timer+0x6f0/0x6f0
[  230.344518] 3*512kB 
[  230.347191]  ndisc_alloc_skb+0x144/0x340
[  230.351566] (M) 
[  230.353886]  ndisc_send_rs+0x331/0x6e0
[  230.357914] 4*1024kB (UM) 
[  230.359894]  addrconf_rs_timer+0x3c0/0x6f0
[  230.363752] 3*2048kB 
[  230.366592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.370797] (UM) 
[  230.373214]  call_timer_fn+0x272/0x920
[  230.377406] 3*4096kB (M) 
[  230.379475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.383337] = 25216kB
[  230.386092]  ? process_timeout+0x40/0x40
[  230.390300] Node 0 
[  230.392702]  ? find_held_lock+0x36/0x1c0
[  230.396737] Normal: 
[  230.398974]  ? __run_timers+0x7da/0xc70
[  230.403003] 808*4kB 
[  230.405319]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.409277] (UME) 
[  230.411595]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.416067] 439*8kB 
[  230.418212]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.422676] (UME) 
[  230.424994]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  230.429203] 179*16kB 
[  230.431348]  ? trace_hardirqs_on+0xbd/0x310
[  230.435900] (UMEH) 
[  230.438306]  ? kasan_check_read+0x11/0x20
[  230.442599] 64*32kB 
[  230.444827]  ? __run_timers+0x7da/0xc70
[  230.448945] (UMEH) 
[  230.451276]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.455227] 19*64kB 
[  230.457465]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.462889] (UMEH) 
[  230.465206]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.469411] 2*128kB 
[  230.471642]  __run_timers+0x7e5/0xc70
[  230.475850] (UM) 
[  230.478178]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  230.481940] 0*256kB 0*512kB 
[  230.484004]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  230.489336] 0*1024kB 0*2048kB 
[  230.492356]  ? graph_lock+0x170/0x170
[  230.497347] 0*4096kB 
[  230.500531]  ? enqueue_hrtimer+0x1a5/0x560
[  230.504304] = 13128kB
[  230.506704]  ? lock_release+0x970/0x970
[  230.510922] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  230.513318]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  230.517284] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  230.526124]  ? find_held_lock+0x36/0x1c0
[  230.531287] 417 total pagecache pages
[  230.539852]  ? graph_lock+0x170/0x170
[  230.544306] 0 pages in swap cache
[  230.548093]  ? pvclock_read_flags+0x160/0x160
[  230.551868] Swap cache stats: add 0, delete 0, find 0/0
[  230.555309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.559864] Free swap  = 0kB
[  230.565218]  ? check_preemption_disabled+0x48/0x200
[  230.570728] Total swap = 0kB
[  230.573744]  ? __lock_is_held+0xb5/0x140
[  230.578730] 1965979 pages RAM
[  230.581744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.585780] 0 pages HighMem/MovableOnly
[  230.588878]  ? check_preemption_disabled+0x48/0x200
[  230.594384] 342744 pages reserved
[  230.594392] 0 pages cma reserved
[  230.598364]  run_timer_softirq+0x52/0xb0
[  230.603409] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  230.606796]  ? rcu_read_lock_sched_held+0x108/0x120
[  230.610229] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  230.614195]  __do_softirq+0x30b/0xad8
[  230.620661] syz-fuzzer cpuset=
[  230.625680]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  230.635871] /
[  230.639665]  ? pvclock_read_flags+0x160/0x160
[  230.642834]  mems_allowed=0
[  230.647923]  ? lapic_next_event+0x5a/0x90
[  230.661142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.666685]  ? check_preemption_disabled+0x48/0x200
[  230.671698]  ? check_preemption_disabled+0x48/0x200
[  230.676723]  ? kvm_clock_read+0x18/0x30
[  230.680719]  ? kvm_sched_clock_read+0x9/0x20
[  230.685135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.690676]  ? check_preemption_disabled+0x48/0x200
[  230.695702]  irq_exit+0x17f/0x1c0
[  230.699163]  smp_apic_timer_interrupt+0x1cb/0x760
[  230.704008]  ? smp_reschedule_interrupt+0x109/0x650
[  230.709023]  ? smp_call_function_single_interrupt+0x650/0x650
[  230.714906]  ? interrupt_entry+0xb5/0xf0
[  230.718968]  ? trace_hardirqs_off_caller+0xbb/0x300
[  230.723981]  ? trace_hardirqs_off_caller+0xbb/0x300
[  230.728999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.734884]  ? trace_hardirqs_off+0x300/0x300
[  230.739378]  ? trace_hardirqs_off+0x300/0x300
[  230.743877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.749417]  ? check_preemption_disabled+0x48/0x200
[  230.754433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.759980]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.764830]  apic_timer_interrupt+0xf/0x20
[  230.769058]  </IRQ>
[  230.771297] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  230.776228] 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
[  230.795147] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  230.802855] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  230.810118] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  230.817386] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  230.824649] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  230.831912] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  230.839224]  skb_clone+0x1bb/0x500
[  230.842779]  ? skb_split+0x11e0/0x11e0
[  230.846675]  ? preempt_notifier_register+0x200/0x200
[  230.851777]  ? __switch_to_asm+0x34/0x70
[  230.855836]  ? __switch_to_asm+0x34/0x70
[  230.859896]  ? __switch_to_asm+0x40/0x70
[  230.863953]  ? __switch_to_asm+0x34/0x70
[  230.868013]  ? __switch_to_asm+0x40/0x70
[  230.872077]  ? __switch_to_asm+0x40/0x70
[  230.876133]  ? __switch_to_asm+0x34/0x70
[  230.880194]  ? __switch_to_asm+0x34/0x70
[  230.884261]  ? __switch_to_asm+0x40/0x70
[  230.888323]  ? __switch_to_asm+0x34/0x70
[  230.892390]  bpf_clone_redirect+0xb9/0x490
[  230.896637]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  230.901656]  ? __sched_text_start+0x8/0x8
[  230.905803]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.910572]  ? find_held_lock+0x36/0x1c0
[  230.914640]  ? lock_acquire+0x1ed/0x520
[  230.918614]  ? bpf_test_run+0x32e/0x5a0
[  230.922592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.928135]  ? check_preemption_disabled+0x48/0x200
[  230.933159]  ? kasan_check_read+0x11/0x20
[  230.937316]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.942593]  ? rcu_bh_qs+0xc0/0xc0
[  230.946135]  ? preempt_schedule+0x4d/0x60
[  230.950287]  ? ___preempt_schedule+0x16/0x18
[  230.954705]  ? bpf_test_run+0x1c0/0x5a0
[  230.958692]  ? netlink_diag_dump+0x2a0/0x2a0
[  230.963105]  ? bpf_prog_test_run_skb+0x452/0xb40
[  230.967864]  ? bpf_prog_test_run_skb+0x634/0xb40
[  230.972629]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  230.977471]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  230.983005]  ? fput+0x130/0x1a0
[  230.986290]  ? __bpf_prog_get+0x9b/0x290
[  230.990355]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  230.995199]  ? bpf_prog_test_run+0x130/0x1a0
[  230.999610]  ? __x64_sys_bpf+0x3d8/0x510
[  231.003674]  ? bpf_prog_get+0x20/0x20
[  231.007497]  ? do_syscall_64+0x1b9/0x820
[  231.011558]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  231.016924]  ? syscall_return_slowpath+0x5e0/0x5e0
[  231.021855]  ? trace_hardirqs_off+0x300/0x300
[  231.026349]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  231.031367]  ? recalc_sigpending_tsk+0x180/0x180
[  231.036125]  ? kasan_check_write+0x14/0x20
[  231.040367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.045219]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  231.050608] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  231.050678] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  231.057530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  231.057539] Call Trace:
[  231.064104] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  231.073354]  <IRQ>
[  231.075943] syz-executor7 cpuset=
[  231.086420]  dump_stack+0x1c4/0x2b4
[  231.088549] syz7
[  231.091993]  ? dump_stack_print_info.cold.2+0x52/0x52
[  231.095595]  mems_allowed=0
[  231.097572]  warn_alloc.cold.118+0xb7/0x1bd
[  231.109961]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  231.114808]  ? lock_downgrade+0x900/0x900
[  231.118969]  ? trace_hardirqs_off+0xb8/0x300
[  231.123386]  ? trace_hardirqs_off+0xb8/0x300
[  231.127810]  __alloc_pages_slowpath+0x2667/0x2d80
[  231.132707]  ? warn_alloc+0x120/0x120
[  231.136514]  ? trace_hardirqs_on+0x310/0x310
[  231.140921]  ? warn_alloc+0x120/0x120
[  231.144728]  ? print_usage_bug+0xc0/0xc0
[  231.148793]  ? warn_alloc+0x120/0x120
[  231.152596]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  231.157613]  ? print_usage_bug+0xc0/0xc0
[  231.161680]  ? __lock_acquire+0x7ec/0x4ec0
[  231.165916]  ? __lock_acquire+0x7ec/0x4ec0
[  231.170155]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.175690]  ? should_fail+0x22d/0xd01
[  231.179580]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.184684]  ? __lock_acquire+0x7ec/0x4ec0
[  231.188926]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.194026]  ? __lock_acquire+0x7ec/0x4ec0
[  231.198277]  ? should_fail+0x22d/0xd01
[  231.202165]  ? print_usage_bug+0xc0/0xc0
[  231.206236]  ? mark_held_locks+0x130/0x130
[  231.210489]  ? mark_held_locks+0x130/0x130
[  231.214732]  ? graph_lock+0x170/0x170
[  231.218534]  ? print_usage_bug+0xc0/0xc0
[  231.222596]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  231.227352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.232892]  ? check_preemption_disabled+0x48/0x200
[  231.237912]  ? check_preemption_disabled+0x48/0x200
[  231.242942]  ? __lock_is_held+0xb5/0x140
[  231.247011]  __alloc_pages_nodemask+0xa80/0xde0
[  231.251677]  ? graph_lock+0x170/0x170
[  231.255479]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  231.260494]  ? graph_lock+0x170/0x170
[  231.264309]  ? find_held_lock+0x36/0x1c0
[  231.268382]  ? ____cache_alloc_node+0x1c7/0x1e0
[  231.273056]  ? lock_downgrade+0x900/0x900
[  231.277211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.282757]  cache_grow_begin+0x91/0x8c0
[  231.286819]  ? do_raw_spin_unlock+0xa7/0x2f0
[  231.291233]  fallback_alloc+0x203/0x2e0
[  231.295254]  ____cache_alloc_node+0x1c7/0x1e0
[  231.299768]  kmem_cache_alloc_node+0xe3/0x730
[  231.304278]  ? ipv6_get_ifaddr+0x42e/0x620
[  231.308521]  __alloc_skb+0x119/0x770
[  231.312238]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.317530]  ? skb_scrub_packet+0x490/0x490
[  231.321850]  ? lock_downgrade+0x900/0x900
[  231.326005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.331540]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.336994]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.342447]  ? addrconf_rs_timer+0x6f0/0x6f0
[  231.346865]  ndisc_alloc_skb+0x144/0x340
[  231.350934]  ndisc_send_rs+0x331/0x6e0
[  231.354826]  addrconf_rs_timer+0x3c0/0x6f0
[  231.359066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.363313]  call_timer_fn+0x272/0x920
[  231.367201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.371438]  ? process_timeout+0x40/0x40
[  231.375495]  ? find_held_lock+0x36/0x1c0
[  231.379564]  ? mark_held_locks+0xc7/0x130
[  231.383715]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.388209]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.392704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.396935]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  231.401519]  ? trace_hardirqs_on+0xbd/0x310
[  231.405845]  ? kasan_check_read+0x11/0x20
[  231.409990]  ? __run_timers+0x7da/0xc70
[  231.413965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.419422]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.423665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.427903]  __run_timers+0x7e5/0xc70
[  231.431719]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  231.437084]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.442102]  ? graph_lock+0x170/0x170
[  231.445907]  ? print_usage_bug+0xc0/0xc0
[  231.449965]  ? lock_release+0x970/0x970
[  231.453942]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.459138]  ? find_held_lock+0x36/0x1c0
[  231.463205]  ? graph_lock+0x170/0x170
[  231.467011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.472549]  ? check_preemption_disabled+0x48/0x200
[  231.477574]  ? __lock_is_held+0xb5/0x140
[  231.481633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.487175]  ? check_preemption_disabled+0x48/0x200
[  231.492204]  run_timer_softirq+0x52/0xb0
[  231.496282]  ? rcu_read_lock_sched_held+0x108/0x120
[  231.501310]  __do_softirq+0x30b/0xad8
[  231.505125]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  231.510235]  ? pvclock_read_flags+0x160/0x160
[  231.514744]  ? lapic_next_event+0x5a/0x90
[  231.518894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.524435]  ? check_preemption_disabled+0x48/0x200
[  231.529450]  ? check_preemption_disabled+0x48/0x200
[  231.534471]  ? kvm_clock_read+0x18/0x30
[  231.538445]  ? kvm_sched_clock_read+0x9/0x20
[  231.542855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.548399]  ? check_preemption_disabled+0x48/0x200
[  231.553426]  irq_exit+0x17f/0x1c0
[  231.556887]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.561730]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.567617]  ? interrupt_entry+0xb5/0xf0
[  231.571678]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.576691]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.581707]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.586554]  ? trace_hardirqs_off+0x300/0x300
[  231.591066]  ? trace_hardirqs_off+0x300/0x300
[  231.595565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.601108]  ? check_preemption_disabled+0x48/0x200
[  231.606123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.611673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.616526]  apic_timer_interrupt+0xf/0x20
[  231.620756]  </IRQ>
[  231.622993] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  231.628289] 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
[  231.647192] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  231.654903] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  231.662179] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  231.669451] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  231.676940] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  231.684205] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  231.691497]  ? arch_local_irq_restore+0x45/0x52
[  231.696174]  dump_stack+0x26a/0x2b4
[  231.699807]  ? dump_stack_print_info.cold.2+0x52/0x52
[  231.705000]  ? mark_held_locks+0x130/0x130
[  231.709235]  ? mark_held_locks+0x130/0x130
[  231.713489]  dump_header+0x27b/0xf72
[  231.717216]  ? pagefault_out_of_memory+0x197/0x197
[  231.722158]  ? mark_held_locks+0x130/0x130
[  231.726391]  ? __lock_acquire+0x7ec/0x4ec0
[  231.730624]  ? mem_cgroup_charge_statistics+0x780/0x780
[  231.735986]  ? print_usage_bug+0xc0/0xc0
[  231.740045]  ? print_usage_bug+0xc0/0xc0
[  231.744114]  ? graph_lock+0x170/0x170
[  231.747913]  ? graph_lock+0x170/0x170
[  231.751711]  ? print_usage_bug+0xc0/0xc0
[  231.755772]  ? print_usage_bug+0xc0/0xc0
[  231.759843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.765385]  ? find_held_lock+0x36/0x1c0
[  231.769453]  ? mark_held_locks+0xc7/0x130
[  231.773605]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  231.778708]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  231.783810]  ? lockdep_hardirqs_on+0x421/0x5c0
[  231.788397]  ? trace_hardirqs_on+0xbd/0x310
[  231.792722]  ? kasan_check_read+0x11/0x20
[  231.796871]  ? ___ratelimit+0x36f/0x655
[  231.800846]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.806299]  ? trace_hardirqs_on+0x310/0x310
[  231.810712]  ? lock_downgrade+0x900/0x900
[  231.814871]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  231.819977]  ? ___ratelimit+0xaa/0x655
[  231.823867]  ? idr_get_free+0xec0/0xec0
[  231.827847]  ? kasan_check_write+0x14/0x20
[  231.832081]  ? do_raw_spin_lock+0xc1/0x200
[  231.836324]  oom_kill_process.cold.27+0x10/0x903
[  231.841084]  ? graph_lock+0x170/0x170
[  231.844882]  ? _raw_spin_unlock+0x2c/0x50
[  231.849033]  ? oom_badness+0xe6/0xaa0
[  231.852839]  ? oom_evaluate_task+0x540/0x540
[  231.857263]  ? find_held_lock+0x36/0x1c0
[  231.861333]  ? out_of_memory+0x974/0x14c0
[  231.865485]  ? lock_downgrade+0x900/0x900
[  231.869634]  ? check_preemption_disabled+0x48/0x200
[  231.874688]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  231.880491]  ? kasan_check_read+0x11/0x20
[  231.884645]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.889933]  ? rcu_bh_qs+0xc0/0xc0
[  231.893482]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  231.899024]  ? oom_evaluate_task+0x302/0x540
[  231.903444]  out_of_memory+0xa86/0x14c0
[  231.907447]  ? oom_killer_disable+0x3a0/0x3a0
[  231.911952]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  231.916891]  ? __mutex_add_waiter+0x2a0/0x2a0
[  231.921405]  __alloc_pages_slowpath+0x2318/0x2d80
[  231.926298]  ? warn_alloc+0x120/0x120
[  231.930102]  ? __radix_tree_lookup+0x4c0/0x4c0
[  231.934727]  ? find_get_entry+0x2f2/0xc40
[  231.938891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.944432]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  231.949365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.954910]  ? should_fail+0x22d/0xd01
[  231.958809]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.963952]  ? __lock_is_held+0xb5/0x140
[  231.968048]  ? __lock_is_held+0xb5/0x140
[  231.972139]  ? find_held_lock+0x36/0x1c0
[  231.976210]  ? ___might_sleep+0x1ed/0x300
[  231.980357]  ? lock_release+0x970/0x970
[  231.984340]  ? arch_local_save_flags+0x40/0x40
[  231.988939]  ? __might_sleep+0x95/0x190
[  231.992921]  __alloc_pages_nodemask+0xa80/0xde0
[  231.997602]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.002623]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.008426]  ? kasan_check_read+0x11/0x20
[  232.012581]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.017863]  ? graph_lock+0x170/0x170
[  232.021669]  ? print_usage_bug+0xc0/0xc0
[  232.025740]  ? graph_lock+0x170/0x170
[  232.029552]  ? graph_lock+0x170/0x170
[  232.033527]  ? __do_page_cache_readahead+0x7ce/0x980
[  232.038638]  ? find_held_lock+0x36/0x1c0
[  232.042704]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  232.048267]  alloc_pages_current+0x10c/0x210
[  232.052681]  ? lock_downgrade+0x900/0x900
[  232.056835]  __page_cache_alloc+0x38f/0x5b0
[  232.061159]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.066962]  ? kasan_check_read+0x11/0x20
[  232.071114]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.076393]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  232.081063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.086604]  ? check_preemption_disabled+0x48/0x200
[  232.091628]  filemap_fault+0x1594/0x25f0
[  232.095703]  ? __lock_page_or_retry+0xa00/0xa00
[  232.100377]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.106179]  ? kasan_check_read+0x11/0x20
[  232.110332]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.115610]  ? rcu_bh_qs+0xc0/0xc0
[  232.119155]  ? print_usage_bug+0xc0/0xc0
[  232.123223]  ? filemap_map_pages+0xdea/0x1980
[  232.127743]  ? print_usage_bug+0xc0/0xc0
[  232.131815]  ? find_get_pages_range_tag+0x1320/0x1320
[  232.137006]  ? print_usage_bug+0xc0/0xc0
[  232.141065]  ? __lock_acquire+0x7ec/0x4ec0
[  232.145305]  ? graph_lock+0x170/0x170
[  232.149129]  ? __sigqueue_free.part.27+0x7d/0xa0
[  232.153903]  ? __lock_acquire+0x7ec/0x4ec0
[  232.158152]  ? lock_acquire+0x1ed/0x520
[  232.162129]  ? ext4_filemap_fault+0x7a/0xad
[  232.166456]  ? lock_release+0x970/0x970
[  232.170434]  ? arch_local_save_flags+0x40/0x40
[  232.175027]  ? mark_held_locks+0x130/0x130
[  232.179290]  ? down_read+0xb0/0x1d0
[  232.182919]  ? ext4_filemap_fault+0x7a/0xad
[  232.187254]  ? __down_interruptible+0x700/0x700
[  232.191937]  ? graph_lock+0x170/0x170
[  232.195743]  ? __sigqueue_free.part.27+0x7d/0xa0
[  232.200520]  ext4_filemap_fault+0x82/0xad
[  232.204674]  __do_fault+0x100/0x6b0
[  232.208309]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.213593]  ? print_bad_pte+0x6c0/0x6c0
[  232.217675]  ? pmd_val+0x88/0x100
[  232.221147]  ? add_mm_counter_fast+0xd0/0xd0
[  232.225555]  ? pmd_val+0x88/0x100
[  232.229011]  ? add_mm_counter_fast+0xd0/0xd0
[  232.233425]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.238969]  __handle_mm_fault+0x3709/0x53e0
[  232.243389]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  232.248231]  ? graph_lock+0x170/0x170
[  232.252041]  ? print_usage_bug+0xc0/0xc0
[  232.256107]  ? graph_lock+0x170/0x170
[  232.259904]  ? graph_lock+0x170/0x170
[  232.263743]  ? handle_mm_fault+0x42a/0xc70
[  232.267981]  ? lock_downgrade+0x900/0x900
[  232.272131]  ? check_preemption_disabled+0x48/0x200
[  232.277155]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.282954]  ? kasan_check_read+0x11/0x20
[  232.287108]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.292386]  ? rcu_bh_qs+0xc0/0xc0
[  232.295926]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.301380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.306919]  ? check_preemption_disabled+0x48/0x200
[  232.311946]  handle_mm_fault+0x54f/0xc70
[  232.316014]  ? __handle_mm_fault+0x53e0/0x53e0
[  232.320604]  ? find_vma+0x34/0x190
[  232.324157]  __do_page_fault+0x67d/0xed0
[  232.328234]  ? mm_fault_error+0x380/0x380
[  232.332400]  ? syscall_slow_exit_work+0x520/0x520
[  232.337264]  do_page_fault+0xf2/0x7e0
[  232.341071]  ? vmalloc_sync_all+0x30/0x30
[  232.345223]  ? error_entry+0x70/0xd0
[  232.348954]  ? trace_hardirqs_off_caller+0xbb/0x300
[  232.353970]  ? trace_hardirqs_on_caller+0xc0/0x300
[  232.358900]  ? syscall_return_slowpath+0x5e0/0x5e0
[  232.363827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.368669]  ? trace_hardirqs_off+0x300/0x300
[  232.373163]  ? trace_hardirqs_off_caller+0x300/0x300
[  232.378283]  ? prepare_exit_to_usermode+0x291/0x3b0
[  232.383307]  ? page_fault+0x8/0x30
[  232.386850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.391698]  ? page_fault+0x8/0x30
[  232.395241]  page_fault+0x1e/0x30
[  232.398709] RIP: 0033:0x45db60
[  232.401908] Code: Bad RIP value.
[  232.405284] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  232.410668] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  232.417937] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  232.425211] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  232.432490] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  232.439766] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  232.447068] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  232.447074] warn_alloc_show_mem: 1 callbacks suppressed
[  232.447081] Mem-Info:
[  232.454278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  232.454288] Call Trace:
[  232.459664] active_anon:38738 inactive_anon:372 isolated_anon:0
[  232.459664]  active_file:16 inactive_file:22 isolated_file:0
[  232.459664]  unevictable:0 dirty:0 writeback:0 unstable:0
[  232.459664]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  232.459664]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  232.459664]  free:13555 free_pcp:233 free_cma:0
[  232.462036]  <IRQ>
[  232.471424] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  232.474009]  dump_stack+0x1c4/0x2b4
[  232.506874] Node 0 
[  232.509038]  ? dump_stack_print_info.cold.2+0x52/0x52
[  232.536716] 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
[  232.540336]  warn_alloc.cold.118+0xb7/0x1bd
[  232.542541] lowmem_reserve[]:
[  232.547994]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  232.573500]  0
[  232.577829]  ? lock_downgrade+0x900/0x900
[  232.580904]  2817
[  232.585750]  ? trace_hardirqs_off+0xb8/0x300
[  232.587520]  6321
[  232.591667]  ? trace_hardirqs_off+0xb8/0x300
[  232.593695]  6321
[  232.598121]  __alloc_pages_slowpath+0x2667/0x2d80
[  232.600148] Node 0 
[  232.604579]  ? warn_alloc+0x120/0x120
[  232.606615] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  232.611425]  ? trace_hardirqs_on+0x310/0x310
[  232.613634] lowmem_reserve[]:
[  232.617433]  ? warn_alloc+0x120/0x120
[  232.644138]  0
[  232.648583]  ? print_usage_bug+0xc0/0xc0
[  232.651660]  0
[  232.655455]  ? warn_alloc+0x120/0x120
[  232.657220]  3503 3503
[  232.661293]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  232.666860]  ? print_usage_bug+0xc0/0xc0
[  232.669328] Node 0 
[  232.674342]  ? __lock_acquire+0x7ec/0x4ec0
[  232.678405] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  232.680613]  ? __lock_acquire+0x7ec/0x4ec0
[  232.684809] lowmem_reserve[]: 0
[  232.713195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.717398]  0
[  232.720677]  ? should_fail+0x22d/0xd01
[  232.726180]  0
[  232.728067]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.731929]  0
[  232.733725]  ? __lock_acquire+0x7ec/0x4ec0
[  232.740600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.744819] Node 0 
[  232.749914]  ? __lock_acquire+0x7ec/0x4ec0
[  232.749924] DMA: 
[  232.752157]  ? should_fail+0x22d/0xd01
[  232.756363] 1*4kB 
[  232.758417]  ? print_usage_bug+0xc0/0xc0
[  232.762287] (U) 
[  232.764436]  ? mark_held_locks+0x130/0x130
[  232.768457] 0*8kB 0*16kB 
[  232.770435]  ? mark_held_locks+0x130/0x130
[  232.774646] 1*32kB 
[  232.777400]  ? graph_lock+0x170/0x170
[  232.781605] (U) 
[  232.783836]  ? print_usage_bug+0xc0/0xc0
[  232.787606] 2*64kB (U) 
[  232.789586]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  232.793613] 1*128kB (U) 
[  232.796199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.800919] 1*256kB (U) 
[  232.803599]  ? check_preemption_disabled+0x48/0x200
[  232.809104] 0*512kB 1*1024kB 
[  232.811791]  ? check_preemption_disabled+0x48/0x200
[  232.816775] (U) 
[  232.819891]  ? __lock_is_held+0xb5/0x140
[  232.824874] 1*2048kB 
[  232.826848]  __alloc_pages_nodemask+0xa80/0xde0
[  232.830878] (M) 
[  232.833293]  ? graph_lock+0x170/0x170
[  232.837934] 3*4096kB 
[  232.839907]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.843670] (M) = 15908kB
[  232.846087]  ? graph_lock+0x170/0x170
[  232.851080] Node 0 
[  232.853845]  ? find_held_lock+0x36/0x1c0
[  232.857602] DMA32: 2*4kB 
[  232.859847]  ? ____cache_alloc_node+0x1c7/0x1e0
[  232.863878] (M) 
[  232.866634]  ? lock_downgrade+0x900/0x900
[  232.871278] 1*8kB (U) 
[  232.873268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.877388] 3*16kB 
[  232.879878]  cache_grow_begin+0x91/0x8c0
[  232.885384] (M) 
[  232.887686]  ? do_raw_spin_unlock+0xa7/0x2f0
[  232.891713] 2*32kB (UM) 
[  232.893695]  fallback_alloc+0x203/0x2e0
[  232.898069] 2*64kB (M) 
[  232.900748]  ____cache_alloc_node+0x1c7/0x1e0
[  232.904695] 3*128kB 
[  232.907285]  kmem_cache_alloc_node+0xe3/0x730
[  232.911752] (M) 
[  232.914078]  ? ipv6_get_ifaddr+0x42e/0x620
[  232.918538] 2*256kB (M) 
[  232.920528]  __alloc_skb+0x119/0x770
[  232.924723] 3*512kB (M) 
[  232.927400]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.931171] 4*1024kB 
[  232.933833]  ? skb_scrub_packet+0x490/0x490
[  232.939081] (UM) 
[  232.941486]  ? lock_downgrade+0x900/0x900
[  232.945779] 3*2048kB 
[  232.947843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.951958] (UM) 
[  232.954364]  ? refcount_sub_and_test_checked+0x203/0x310
[  232.959874] 3*4096kB 
[  232.961930]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  232.967345] (M) = 25216kB
[  232.969762]  ? addrconf_rs_timer+0x6f0/0x6f0
[  232.975181] Node 0 
[  232.977939]  ndisc_alloc_skb+0x144/0x340
[  232.982317] Normal: 
[  232.984547]  ndisc_send_rs+0x331/0x6e0
[  232.988578] 808*4kB 
[  232.990895]  addrconf_rs_timer+0x3c0/0x6f0
[  232.994750] (UME) 
[  232.997072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.001282] 439*8kB 
[  233.003436]  call_timer_fn+0x272/0x920
[  233.007631] (UME) 
[  233.010039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.013900] 179*16kB 
[  233.016043]  ? process_timeout+0x40/0x40
[  233.020245] (UMEH) 
[  233.022659]  ? find_held_lock+0x36/0x1c0
[  233.026691] 64*32kB 
[  233.028927]  ? __run_timers+0x7da/0xc70
[  233.032956] (UMEH) 
[  233.035284]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.039230] 19*64kB 
[  233.041468]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.045935] (UMEH) 
[  233.048265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.052730] 2*128kB (UM) 
[  233.054974]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  233.059182] 0*256kB 
[  233.061960]  ? trace_hardirqs_on+0xbd/0x310
[  233.066515] 0*512kB 
[  233.068837]  ? kasan_check_read+0x11/0x20
[  233.073131] 0*1024kB 
[  233.075450]  ? __run_timers+0x7da/0xc70
[  233.079573] 0*2048kB 
[  233.081979]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.085919] 0*4096kB = 13128kB
[  233.088333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.093763] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  233.096951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.101162] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  233.109988]  __run_timers+0x7e5/0xc70
[  233.114195] 417 total pagecache pages
[  233.122774]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  233.126541] 0 pages in swap cache
[  233.130328]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  233.135670] Swap cache stats: add 0, delete 0, find 0/0
[  233.139112]  ? graph_lock+0x170/0x170
[  233.144100] Free swap  = 0kB
[  233.149451]  ? enqueue_hrtimer+0x1a5/0x560
[  233.153227] Total swap = 0kB
[  233.156258]  ? lock_release+0x970/0x970
[  233.160469] 1965979 pages RAM
[  233.163484]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  233.167427] 0 pages HighMem/MovableOnly
[  233.167435] 342744 pages reserved
[  233.170538]  ? find_held_lock+0x36/0x1c0
[  233.175696] 0 pages cma reserved
[  233.179667]  ? graph_lock+0x170/0x170
[  233.183152] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  233.187148]  ? pvclock_read_flags+0x160/0x160
[  233.190583] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  233.194289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.200756] syz-fuzzer cpuset=
[  233.205262]  ? check_preemption_disabled+0x48/0x200
[  233.215460] /
[  233.221013]  ? __lock_is_held+0xb5/0x140
[  233.224174]  mems_allowed=0
[  233.229186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.243375]  ? check_preemption_disabled+0x48/0x200
[  233.248408]  run_timer_softirq+0x52/0xb0
[  233.252477]  ? rcu_read_lock_sched_held+0x108/0x120
[  233.257500]  __do_softirq+0x30b/0xad8
[  233.261317]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  233.266433]  ? pvclock_read_flags+0x160/0x160
[  233.270929]  ? lapic_next_event+0x5a/0x90
[  233.275083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.280641]  ? check_preemption_disabled+0x48/0x200
[  233.285673]  ? check_preemption_disabled+0x48/0x200
[  233.290724]  ? kvm_clock_read+0x18/0x30
[  233.294704]  ? kvm_sched_clock_read+0x9/0x20
[  233.299120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.304658]  ? check_preemption_disabled+0x48/0x200
[  233.309684]  irq_exit+0x17f/0x1c0
[  233.313139]  smp_apic_timer_interrupt+0x1cb/0x760
[  233.317979]  ? smp_reschedule_interrupt+0x109/0x650
[  233.322998]  ? smp_call_function_single_interrupt+0x650/0x650
[  233.328903]  ? interrupt_entry+0xb5/0xf0
[  233.332968]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.337981]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.342997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.347841]  ? trace_hardirqs_off+0x300/0x300
[  233.352335]  ? trace_hardirqs_off+0x300/0x300
[  233.356829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.362373]  ? check_preemption_disabled+0x48/0x200
[  233.367385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.372930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.377786]  apic_timer_interrupt+0xf/0x20
[  233.382013]  </IRQ>
[  233.384259] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  233.389192] 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
[  233.408103] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  233.415825] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  233.423099] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  233.430373] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  233.437650] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  233.444922] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  233.452244]  skb_clone+0x1bb/0x500
[  233.455804]  ? skb_split+0x11e0/0x11e0
[  233.459696]  ? preempt_notifier_register+0x200/0x200
[  233.464799]  ? __switch_to_asm+0x34/0x70
[  233.468859]  ? __switch_to_asm+0x34/0x70
[  233.472925]  ? __switch_to_asm+0x40/0x70
[  233.476986]  ? __switch_to_asm+0x34/0x70
[  233.481049]  ? __switch_to_asm+0x40/0x70
[  233.485112]  ? __switch_to_asm+0x40/0x70
[  233.489175]  ? __switch_to_asm+0x34/0x70
[  233.493245]  ? __switch_to_asm+0x34/0x70
[  233.497316]  ? __switch_to_asm+0x40/0x70
[  233.501376]  ? __switch_to_asm+0x34/0x70
[  233.505449]  bpf_clone_redirect+0xb9/0x490
[  233.509698]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  233.514725]  ? __sched_text_start+0x8/0x8
[  233.518881]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.523654]  ? find_held_lock+0x36/0x1c0
[  233.527726]  ? lock_acquire+0x1ed/0x520
[  233.531705]  ? bpf_test_run+0x32e/0x5a0
[  233.535679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.541222]  ? check_preemption_disabled+0x48/0x200
[  233.546258]  ? kasan_check_read+0x11/0x20
[  233.550410]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.555689]  ? rcu_bh_qs+0xc0/0xc0
[  233.559233]  ? preempt_schedule+0x4d/0x60
[  233.563391]  ? ___preempt_schedule+0x16/0x18
[  233.567806]  ? bpf_test_run+0x1c0/0x5a0
[  233.571796]  ? netlink_diag_dump+0x2a0/0x2a0
[  233.576204]  ? bpf_prog_test_run_skb+0x452/0xb40
[  233.580964]  ? bpf_prog_test_run_skb+0x634/0xb40
[  233.585729]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  233.590574]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  233.596108]  ? fput+0x130/0x1a0
[  233.599391]  ? __bpf_prog_get+0x9b/0x290
[  233.603454]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  233.608294]  ? bpf_prog_test_run+0x130/0x1a0
[  233.612708]  ? __x64_sys_bpf+0x3d8/0x510
[  233.616775]  ? bpf_prog_get+0x20/0x20
[  233.620596]  ? do_syscall_64+0x1b9/0x820
[  233.624659]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  233.630026]  ? syscall_return_slowpath+0x5e0/0x5e0
[  233.634957]  ? trace_hardirqs_off+0x300/0x300
[  233.639453]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  233.644466]  ? recalc_sigpending_tsk+0x180/0x180
[  233.649225]  ? kasan_check_write+0x14/0x20
[  233.653478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.658335]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  233.663718] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  233.663797] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  233.670647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.670652] Call Trace:
[  233.670659]  <IRQ>
[  233.670675]  dump_stack+0x1c4/0x2b4
[  233.670696]  ? dump_stack_print_info.cold.2+0x52/0x52
[  233.677738] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  233.687045]  warn_alloc.cold.118+0xb7/0x1bd
[  233.689599] syz-executor7 cpuset=
[  233.691739]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  233.695343] syz7
[  233.700525]  ? lock_downgrade+0x900/0x900
[  233.710988]  mems_allowed=0
[  233.715302]  ? trace_hardirqs_off+0xb8/0x300
[  233.736976]  ? trace_hardirqs_off+0xb8/0x300
[  233.741395]  __alloc_pages_slowpath+0x2667/0x2d80
[  233.746284]  ? warn_alloc+0x120/0x120
[  233.750091]  ? trace_hardirqs_on+0x310/0x310
[  233.754502]  ? warn_alloc+0x120/0x120
[  233.758311]  ? print_usage_bug+0xc0/0xc0
[  233.762376]  ? warn_alloc+0x120/0x120
[  233.766177]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  233.771197]  ? print_usage_bug+0xc0/0xc0
[  233.775285]  ? __lock_acquire+0x7ec/0x4ec0
[  233.779523]  ? __lock_acquire+0x7ec/0x4ec0
[  233.783761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.789301]  ? should_fail+0x22d/0xd01
[  233.793197]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.798300]  ? __lock_acquire+0x7ec/0x4ec0
[  233.802539]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.807643]  ? __lock_acquire+0x7ec/0x4ec0
[  233.811876]  ? should_fail+0x22d/0xd01
[  233.815765]  ? print_usage_bug+0xc0/0xc0
[  233.819839]  ? mark_held_locks+0x130/0x130
[  233.824082]  ? mark_held_locks+0x130/0x130
[  233.828329]  ? graph_lock+0x170/0x170
[  233.832130]  ? print_usage_bug+0xc0/0xc0
[  233.836198]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.840957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.846502]  ? check_preemption_disabled+0x48/0x200
[  233.851523]  ? check_preemption_disabled+0x48/0x200
[  233.856555]  ? __lock_is_held+0xb5/0x140
[  233.860624]  __alloc_pages_nodemask+0xa80/0xde0
[  233.865302]  ? graph_lock+0x170/0x170
[  233.869114]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  233.874129]  ? graph_lock+0x170/0x170
[  233.877942]  ? find_held_lock+0x36/0x1c0
[  233.882028]  ? ____cache_alloc_node+0x1c7/0x1e0
[  233.886708]  ? lock_downgrade+0x900/0x900
[  233.890867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.896411]  cache_grow_begin+0x91/0x8c0
[  233.900478]  ? do_raw_spin_unlock+0xa7/0x2f0
[  233.904899]  fallback_alloc+0x203/0x2e0
[  233.908881]  ____cache_alloc_node+0x1c7/0x1e0
[  233.913390]  kmem_cache_alloc_node+0xe3/0x730
[  233.917886]  ? ipv6_get_ifaddr+0x42e/0x620
[  233.922131]  __alloc_skb+0x119/0x770
[  233.925847]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.931140]  ? skb_scrub_packet+0x490/0x490
[  233.935469]  ? lock_downgrade+0x900/0x900
[  233.939629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.945174]  ? refcount_sub_and_test_checked+0x203/0x310
[  233.950634]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  233.956089]  ? addrconf_rs_timer+0x6f0/0x6f0
[  233.960515]  ndisc_alloc_skb+0x144/0x340
[  233.964586]  ndisc_send_rs+0x331/0x6e0
[  233.968485]  addrconf_rs_timer+0x3c0/0x6f0
[  233.972725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.976978]  call_timer_fn+0x272/0x920
[  233.980867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.985106]  ? process_timeout+0x40/0x40
[  233.989170]  ? find_held_lock+0x36/0x1c0
[  233.993239]  ? mark_held_locks+0xc7/0x130
[  233.997420]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.001913]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.006407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.010644]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  234.015231]  ? trace_hardirqs_on+0xbd/0x310
[  234.019601]  ? kasan_check_read+0x11/0x20
[  234.023750]  ? __run_timers+0x7da/0xc70
[  234.027730]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.033191]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.037437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.041674]  __run_timers+0x7e5/0xc70
[  234.045489]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  234.050855]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.055875]  ? graph_lock+0x170/0x170
[  234.059690]  ? print_usage_bug+0xc0/0xc0
[  234.063748]  ? lock_release+0x970/0x970
[  234.067721]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.072916]  ? find_held_lock+0x36/0x1c0
[  234.076980]  ? graph_lock+0x170/0x170
[  234.080786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.086327]  ? check_preemption_disabled+0x48/0x200
[  234.091359]  ? __lock_is_held+0xb5/0x140
[  234.095421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.100963]  ? check_preemption_disabled+0x48/0x200
[  234.105989]  run_timer_softirq+0x52/0xb0
[  234.110049]  ? rcu_read_lock_sched_held+0x108/0x120
[  234.115068]  __do_softirq+0x30b/0xad8
[  234.118881]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  234.123993]  ? pvclock_read_flags+0x160/0x160
[  234.128490]  ? lapic_next_event+0x5a/0x90
[  234.132638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.138176]  ? check_preemption_disabled+0x48/0x200
[  234.143192]  ? check_preemption_disabled+0x48/0x200
[  234.148211]  ? kvm_clock_read+0x18/0x30
[  234.152186]  ? kvm_sched_clock_read+0x9/0x20
[  234.156598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.162137]  ? check_preemption_disabled+0x48/0x200
[  234.167171]  irq_exit+0x17f/0x1c0
[  234.170632]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.175482]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.181367]  ? interrupt_entry+0xb5/0xf0
[  234.185430]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.190443]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.195461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.200306]  ? trace_hardirqs_off+0x300/0x300
[  234.204802]  ? trace_hardirqs_off+0x300/0x300
[  234.209301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.214840]  ? check_preemption_disabled+0x48/0x200
[  234.219858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.225406]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.230274]  apic_timer_interrupt+0xf/0x20
[  234.234507]  </IRQ>
[  234.236746] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  234.242026] 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
[  234.260932] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  234.268642] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  234.275909] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  234.283176] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  234.290443] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  234.297709] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  234.305003]  ? arch_local_irq_restore+0x45/0x52
[  234.309678]  dump_stack+0x26a/0x2b4
[  234.313306]  ? dump_stack_print_info.cold.2+0x52/0x52
[  234.318497]  ? mark_held_locks+0x130/0x130
[  234.322732]  ? mark_held_locks+0x130/0x130
[  234.326970]  dump_header+0x27b/0xf72
[  234.330698]  ? pagefault_out_of_memory+0x197/0x197
[  234.335632]  ? mark_held_locks+0x130/0x130
[  234.339868]  ? __lock_acquire+0x7ec/0x4ec0
[  234.344101]  ? mem_cgroup_charge_statistics+0x780/0x780
[  234.349465]  ? print_usage_bug+0xc0/0xc0
[  234.353528]  ? print_usage_bug+0xc0/0xc0
[  234.357596]  ? graph_lock+0x170/0x170
[  234.361392]  ? graph_lock+0x170/0x170
[  234.365191]  ? print_usage_bug+0xc0/0xc0
[  234.369257]  ? print_usage_bug+0xc0/0xc0
[  234.373332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.378876]  ? find_held_lock+0x36/0x1c0
[  234.382947]  ? mark_held_locks+0xc7/0x130
[  234.387102]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  234.392202]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  234.397306]  ? lockdep_hardirqs_on+0x421/0x5c0
[  234.401893]  ? trace_hardirqs_on+0xbd/0x310
[  234.406216]  ? kasan_check_read+0x11/0x20
[  234.410387]  ? ___ratelimit+0x36f/0x655
[  234.414363]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.419815]  ? trace_hardirqs_on+0x310/0x310
[  234.424224]  ? lock_downgrade+0x900/0x900
[  234.428393]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  234.433508]  ? ___ratelimit+0xaa/0x655
[  234.437399]  ? idr_get_free+0xec0/0xec0
[  234.441379]  ? kasan_check_write+0x14/0x20
[  234.445619]  ? do_raw_spin_lock+0xc1/0x200
[  234.449861]  oom_kill_process.cold.27+0x10/0x903
[  234.454620]  ? graph_lock+0x170/0x170
[  234.458422]  ? _raw_spin_unlock+0x2c/0x50
[  234.462569]  ? oom_badness+0xe6/0xaa0
[  234.466374]  ? oom_evaluate_task+0x540/0x540
[  234.470787]  ? find_held_lock+0x36/0x1c0
[  234.474862]  ? out_of_memory+0x974/0x14c0
[  234.479013]  ? lock_downgrade+0x900/0x900
[  234.483166]  ? check_preemption_disabled+0x48/0x200
[  234.488211]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.494014]  ? kasan_check_read+0x11/0x20
[  234.498166]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.503450]  ? rcu_bh_qs+0xc0/0xc0
[  234.506996]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  234.512711]  ? oom_evaluate_task+0x302/0x540
[  234.517128]  out_of_memory+0xa86/0x14c0
[  234.521113]  ? oom_killer_disable+0x3a0/0x3a0
[  234.525613]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  234.530551]  ? __mutex_add_waiter+0x2a0/0x2a0
[  234.535059]  __alloc_pages_slowpath+0x2318/0x2d80
[  234.539936]  ? warn_alloc+0x120/0x120
[  234.543740]  ? __radix_tree_lookup+0x4c0/0x4c0
[  234.548768]  ? find_get_entry+0x2f2/0xc40
[  234.552929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.558468]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  234.563397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.568938]  ? should_fail+0x22d/0xd01
[  234.572830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.577938]  ? __lock_is_held+0xb5/0x140
[  234.582028]  ? __lock_is_held+0xb5/0x140
[  234.586096]  ? find_held_lock+0x36/0x1c0
[  234.590159]  ? ___might_sleep+0x1ed/0x300
[  234.594308]  ? lock_release+0x970/0x970
[  234.598294]  ? arch_local_save_flags+0x40/0x40
[  234.602891]  ? __might_sleep+0x95/0x190
[  234.606876]  __alloc_pages_nodemask+0xa80/0xde0
[  234.611557]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  234.616578]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.622401]  ? kasan_check_read+0x11/0x20
[  234.626555]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.631852]  ? graph_lock+0x170/0x170
[  234.635651]  ? print_usage_bug+0xc0/0xc0
[  234.639718]  ? graph_lock+0x170/0x170
[  234.643515]  ? graph_lock+0x170/0x170
[  234.647317]  ? __do_page_cache_readahead+0x7ce/0x980
[  234.652423]  ? find_held_lock+0x36/0x1c0
[  234.656491]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  234.662031]  alloc_pages_current+0x10c/0x210
[  234.666444]  ? lock_downgrade+0x900/0x900
[  234.670598]  __page_cache_alloc+0x38f/0x5b0
[  234.674923]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.680717]  ? kasan_check_read+0x11/0x20
[  234.684867]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.690149]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  234.694821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.700360]  ? check_preemption_disabled+0x48/0x200
[  234.705386]  filemap_fault+0x1594/0x25f0
[  234.709461]  ? __lock_page_or_retry+0xa00/0xa00
[  234.714134]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.719932]  ? kasan_check_read+0x11/0x20
[  234.724087]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.729365]  ? rcu_bh_qs+0xc0/0xc0
[  234.732914]  ? print_usage_bug+0xc0/0xc0
[  234.736981]  ? filemap_map_pages+0xdea/0x1980
[  234.741482]  ? print_usage_bug+0xc0/0xc0
[  234.745552]  ? find_get_pages_range_tag+0x1320/0x1320
[  234.750745]  ? print_usage_bug+0xc0/0xc0
[  234.754809]  ? __lock_acquire+0x7ec/0x4ec0
[  234.759042]  ? graph_lock+0x170/0x170
[  234.762843]  ? __sigqueue_free.part.27+0x7d/0xa0
[  234.767607]  ? __lock_acquire+0x7ec/0x4ec0
[  234.771858]  ? lock_acquire+0x1ed/0x520
[  234.775837]  ? ext4_filemap_fault+0x7a/0xad
[  234.780163]  ? lock_release+0x970/0x970
[  234.784145]  ? arch_local_save_flags+0x40/0x40
[  234.788735]  ? mark_held_locks+0x130/0x130
[  234.792988]  ? down_read+0xb0/0x1d0
[  234.796616]  ? ext4_filemap_fault+0x7a/0xad
[  234.800939]  ? __down_interruptible+0x700/0x700
[  234.805611]  ? graph_lock+0x170/0x170
[  234.809415]  ? __sigqueue_free.part.27+0x7d/0xa0
[  234.814186]  ext4_filemap_fault+0x82/0xad
[  234.818336]  __do_fault+0x100/0x6b0
[  234.821981]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.827277]  ? print_bad_pte+0x6c0/0x6c0
[  234.831345]  ? pmd_val+0x88/0x100
[  234.834799]  ? add_mm_counter_fast+0xd0/0xd0
[  234.839206]  ? pmd_val+0x88/0x100
[  234.842663]  ? add_mm_counter_fast+0xd0/0xd0
[  234.847080]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.852621]  __handle_mm_fault+0x3709/0x53e0
[  234.857038]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  234.861883]  ? graph_lock+0x170/0x170
[  234.865686]  ? print_usage_bug+0xc0/0xc0
[  234.869751]  ? graph_lock+0x170/0x170
[  234.873554]  ? graph_lock+0x170/0x170
[  234.877371]  ? handle_mm_fault+0x42a/0xc70
[  234.881608]  ? lock_downgrade+0x900/0x900
[  234.885760]  ? check_preemption_disabled+0x48/0x200
[  234.890782]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  234.896582]  ? kasan_check_read+0x11/0x20
[  234.900734]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.906013]  ? rcu_bh_qs+0xc0/0xc0
[  234.909553]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.915006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.920544]  ? check_preemption_disabled+0x48/0x200
[  234.925571]  handle_mm_fault+0x54f/0xc70
[  234.929640]  ? __handle_mm_fault+0x53e0/0x53e0
[  234.934224]  ? find_vma+0x34/0x190
[  234.937780]  __do_page_fault+0x67d/0xed0
[  234.941856]  ? mm_fault_error+0x380/0x380
[  234.946007]  ? syscall_slow_exit_work+0x520/0x520
[  234.950855]  do_page_fault+0xf2/0x7e0
[  234.954661]  ? vmalloc_sync_all+0x30/0x30
[  234.958809]  ? error_entry+0x70/0xd0
[  234.962525]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.967563]  ? trace_hardirqs_on_caller+0xc0/0x300
[  234.972510]  ? syscall_return_slowpath+0x5e0/0x5e0
[  234.977437]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.982298]  ? trace_hardirqs_off+0x300/0x300
[  234.986794]  ? trace_hardirqs_off_caller+0x300/0x300
[  234.991905]  ? prepare_exit_to_usermode+0x291/0x3b0
[  234.996923]  ? page_fault+0x8/0x30
[  235.000471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.005319]  ? page_fault+0x8/0x30
[  235.008860]  page_fault+0x1e/0x30
[  235.012313] RIP: 0033:0x45db60
[  235.015517] Code: Bad RIP value.
[  235.018874] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  235.024238] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  235.031522] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  235.038790] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  235.046055] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  235.053322] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  235.060612] warn_alloc_show_mem: 1 callbacks suppressed
[  235.060624] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  235.060626] Mem-Info:
[  235.060657] active_anon:38738 inactive_anon:372 isolated_anon:0
[  235.060657]  active_file:16 inactive_file:22 isolated_file:0
[  235.060657]  unevictable:0 dirty:0 writeback:0 unstable:0
[  235.060657]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  235.060657]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  235.060657]  free:13555 free_pcp:233 free_cma:0
[  235.065994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  235.073186] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  235.075586] Call Trace:
[  235.108480] Node 0 
[  235.117840]  <IRQ>
[  235.145535] 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
[  235.148098]  dump_stack+0x1c4/0x2b4
[  235.150298] lowmem_reserve[]: 0
[  235.152453]  ? dump_stack_print_info.cold.2+0x52/0x52
[  235.177940]  2817
[  235.181585]  warn_alloc.cold.118+0xb7/0x1bd
[  235.184819]  6321
[  235.190001]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  235.192037]  6321
[  235.196353]  ? lock_downgrade+0x900/0x900
[  235.203228]  ? trace_hardirqs_off+0xb8/0x300
[  235.205267] Node 0 
[  235.209408]  ? trace_hardirqs_off+0xb8/0x300
[  235.213810] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  235.216023]  __alloc_pages_slowpath+0x2667/0x2d80
[  235.220399] lowmem_reserve[]:
[  235.247145]  ? warn_alloc+0x120/0x120
[  235.251938]  0
[  235.255037]  ? warn_alloc+0x120/0x120
[  235.258808]  0
[  235.260605]  ? print_usage_bug+0xc0/0xc0
[  235.264375]  3503 3503
[  235.266180]  ? warn_alloc+0x120/0x120
[  235.272699]  ? print_usage_bug+0xc0/0xc0
[  235.276473] Node 0 
[  235.280527]  ? __lock_acquire+0x7ec/0x4ec0
[  235.280559] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  235.280566] lowmem_reserve[]:
[  235.282801]  ? __lock_acquire+0x7ec/0x4ec0
[  235.287011]  0
[  235.315393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.318472]  0
[  235.322701]  ? should_fail+0x22d/0xd01
[  235.324475]  0
[  235.330010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.331783]  0
[  235.335663]  ? __lock_acquire+0x7ec/0x4ec0
[  235.342538]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.344315] Node 0 
[  235.348542]  ? __lock_acquire+0x7ec/0x4ec0
[  235.353617] DMA: 
[  235.355851]  ? should_fail+0x22d/0xd01
[  235.360056] 1*4kB 
[  235.362121]  ? mark_held_locks+0x130/0x130
[  235.365975] (U) 
[  235.368121]  ? mark_held_locks+0x130/0x130
[  235.372324] 0*8kB 0*16kB 
[  235.374304]  ? graph_lock+0x170/0x170
[  235.378514] 1*32kB 
[  235.381275]  ? graph_lock+0x170/0x170
[  235.385050] (U) 
[  235.387295]  ? graph_lock+0x170/0x170
[  235.391067] 2*64kB 
[  235.393033]  ? print_usage_bug+0xc0/0xc0
[  235.396806] (U) 
[  235.399036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.403065] 1*128kB 
[  235.405034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.410541] (U) 
[  235.412865]  ? check_preemption_disabled+0x48/0x200
[  235.418373] 1*256kB 
[  235.420345]  ? check_preemption_disabled+0x48/0x200
[  235.425328] (U) 
[  235.427652]  ? __lock_is_held+0xb5/0x140
[  235.432626] 0*512kB 1*1024kB 
[  235.434606]  __alloc_pages_nodemask+0xa80/0xde0
[  235.438638] (U) 
[  235.441736]  ? graph_lock+0x170/0x170
[  235.446374] 1*2048kB (M) 
[  235.448354]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.452128] 3*4096kB 
[  235.454877]  ? graph_lock+0x170/0x170
[  235.459864] (M) 
[  235.462299]  ? find_held_lock+0x36/0x1c0
[  235.466069] = 15908kB
[  235.468042]  ? ____cache_alloc_node+0x1c7/0x1e0
[  235.472073] Node 0 
[  235.474474]  ? lock_downgrade+0x900/0x900
[  235.479116] DMA32: 
[  235.481348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.485465] 2*4kB 
[  235.487695]  cache_grow_begin+0x91/0x8c0
[  235.493201] (M) 
[  235.495345]  ? do_raw_spin_unlock+0xa7/0x2f0
[  235.499376] 1*8kB 
[  235.501349]  fallback_alloc+0x203/0x2e0
[  235.505728] (U) 
[  235.507875]  ____cache_alloc_node+0x1c7/0x1e0
[  235.511821] 3*16kB 
[  235.513795]  kmem_cache_alloc_node+0xe3/0x730
[  235.518267] (M) 
[  235.520500]  ? ipv6_get_ifaddr+0x42e/0x620
[  235.524968] 2*32kB 
[  235.526942]  __alloc_skb+0x119/0x770
[  235.531144] (UM) 
[  235.533380]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.537064] 2*64kB 
[  235.539122]  ? skb_scrub_packet+0x490/0x490
[  235.544368] (M) 
[  235.546596]  ? lock_downgrade+0x900/0x900
[  235.550889] 3*128kB 
[  235.552862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.556977] (M) 
[  235.559296]  ? refcount_sub_and_test_checked+0x203/0x310
[  235.564807] 2*256kB 
[  235.566785]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  235.572208] (M) 
[  235.574525]  ? addrconf_rs_timer+0x6f0/0x6f0
[  235.579945] 3*512kB 
[  235.581922]  ndisc_alloc_skb+0x144/0x340
[  235.586291] (M) 
[  235.588621]  ndisc_send_rs+0x331/0x6e0
[  235.592652] 4*1024kB (UM) 
[  235.594638]  addrconf_rs_timer+0x3c0/0x6f0
[  235.598502] 3*2048kB 
[  235.601343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.605556] (UM) 
[  235.607971]  call_timer_fn+0x272/0x920
[  235.612168] 3*4096kB 
[  235.614294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.618151] (M) 
[  235.620575]  ? process_timeout+0x40/0x40
[  235.624783] = 25216kB
[  235.626750]  ? find_held_lock+0x36/0x1c0
[  235.630785] Node 0 
[  235.633191]  ? __run_timers+0x7da/0xc70
[  235.637217] Normal: 
[  235.639446]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.643390] 808*4kB 
[  235.645709]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.650175] (UME) 
[  235.652492]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.656954] 439*8kB (UME) 
[  235.659105]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  235.663312] 179*16kB 
[  235.666148]  ? trace_hardirqs_on+0xbd/0x310
[  235.670701] (UMEH) 
[  235.673105]  ? kasan_check_read+0x11/0x20
[  235.677613] 64*32kB (UMEH) 
[  235.679857]  ? __run_timers+0x7da/0xc70
[  235.683977] 19*64kB 
[  235.686903]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.690851] (UMEH) 
[  235.693171]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.698593] 2*128kB 
[  235.700821]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.705031] (UM) 
[  235.707350]  __run_timers+0x7e5/0xc70
[  235.711560] 0*256kB 
[  235.713627]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  235.717394] 0*512kB 
[  235.719712]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.725046] 0*1024kB 
[  235.727359]  ? graph_lock+0x170/0x170
[  235.732351] 0*2048kB 
[  235.734750]  ? enqueue_hrtimer+0x1a5/0x560
[  235.738526] 0*4096kB 
[  235.740931]  ? lock_release+0x970/0x970
[  235.745138] = 13128kB
[  235.747539]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  235.751493] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  235.753895]  ? find_held_lock+0x36/0x1c0
[  235.759060] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  235.767879]  ? graph_lock+0x170/0x170
[  235.771914] 417 total pagecache pages
[  235.780478]  ? pvclock_read_flags+0x160/0x160
[  235.784275] 0 pages in swap cache
[  235.788060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.792531] Swap cache stats: add 0, delete 0, find 0/0
[  235.795978]  ? check_preemption_disabled+0x48/0x200
[  235.801487] Free swap  = 0kB
[  235.806849]  ? __lock_is_held+0xb5/0x140
[  235.811833] Total swap = 0kB
[  235.814855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.818892] 1965979 pages RAM
[  235.821904]  ? check_preemption_disabled+0x48/0x200
[  235.827412] 0 pages HighMem/MovableOnly
[  235.830516]  run_timer_softirq+0x52/0xb0
[  235.835500] 342744 pages reserved
[  235.839468]  ? rcu_read_lock_sched_held+0x108/0x120
[  235.843502] 0 pages cma reserved
[  235.846952]  __do_softirq+0x30b/0xad8
[  235.852017] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.855309]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  235.859173] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  235.865577]  ? pvclock_read_flags+0x160/0x160
[  235.870654] syz-fuzzer cpuset=
[  235.880867]  ? lapic_next_event+0x5a/0x90
[  235.885342] /
[  235.888528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.892647]  mems_allowed=0
[  235.894362]  ? check_preemption_disabled+0x48/0x200
[  235.907793]  ? check_preemption_disabled+0x48/0x200
[  235.912814]  ? kvm_clock_read+0x18/0x30
[  235.916795]  ? kvm_sched_clock_read+0x9/0x20
[  235.921205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.926740]  ? check_preemption_disabled+0x48/0x200
[  235.931777]  irq_exit+0x17f/0x1c0
[  235.935238]  smp_apic_timer_interrupt+0x1cb/0x760
[  235.940089]  ? smp_reschedule_interrupt+0x109/0x650
[  235.945104]  ? smp_call_function_single_interrupt+0x650/0x650
[  235.950989]  ? interrupt_entry+0xb5/0xf0
[  235.955052]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.960065]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.965084]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.969927]  ? trace_hardirqs_off+0x300/0x300
[  235.974419]  ? trace_hardirqs_off+0x300/0x300
[  235.978917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.984458]  ? check_preemption_disabled+0x48/0x200
[  235.989471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.995013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.999865]  apic_timer_interrupt+0xf/0x20
[  236.004091]  </IRQ>
[  236.006331] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  236.011270] 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
[  236.030171] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  236.037882] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  236.045148] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  236.052414] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  236.059680] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  236.066947] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  236.074265]  skb_clone+0x1bb/0x500
[  236.077811]  ? skb_split+0x11e0/0x11e0
[  236.081705]  ? preempt_notifier_register+0x200/0x200
[  236.086805]  ? __switch_to_asm+0x34/0x70
[  236.090864]  ? __switch_to_asm+0x34/0x70
[  236.094921]  ? __switch_to_asm+0x40/0x70
[  236.098981]  ? __switch_to_asm+0x34/0x70
[  236.103044]  ? __switch_to_asm+0x40/0x70
[  236.107107]  ? __switch_to_asm+0x40/0x70
[  236.111167]  ? __switch_to_asm+0x34/0x70
[  236.115226]  ? __switch_to_asm+0x34/0x70
[  236.119295]  ? __switch_to_asm+0x40/0x70
[  236.123354]  ? __switch_to_asm+0x34/0x70
[  236.127422]  bpf_clone_redirect+0xb9/0x490
[  236.131669]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  236.136687]  ? __sched_text_start+0x8/0x8
[  236.140837]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.145610]  ? find_held_lock+0x36/0x1c0
[  236.149678]  ? lock_acquire+0x1ed/0x520
[  236.153649]  ? bpf_test_run+0x32e/0x5a0
[  236.157625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.163162]  ? check_preemption_disabled+0x48/0x200
[  236.168182]  ? kasan_check_read+0x11/0x20
[  236.172333]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.177610]  ? rcu_bh_qs+0xc0/0xc0
[  236.181166]  ? preempt_schedule+0x4d/0x60
[  236.185318]  ? ___preempt_schedule+0x16/0x18
[  236.189735]  ? bpf_test_run+0x1c0/0x5a0
[  236.193726]  ? netlink_diag_dump+0x2a0/0x2a0
[  236.198134]  ? bpf_prog_test_run_skb+0x452/0xb40
[  236.202893]  ? bpf_prog_test_run_skb+0x634/0xb40
[  236.207661]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  236.212506]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  236.218038]  ? fput+0x130/0x1a0
[  236.221319]  ? __bpf_prog_get+0x9b/0x290
[  236.225382]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  236.230222]  ? bpf_prog_test_run+0x130/0x1a0
[  236.234639]  ? __x64_sys_bpf+0x3d8/0x510
[  236.238697]  ? bpf_prog_get+0x20/0x20
[  236.242519]  ? do_syscall_64+0x1b9/0x820
[  236.246580]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  236.251947]  ? syscall_return_slowpath+0x5e0/0x5e0
[  236.256881]  ? trace_hardirqs_off+0x300/0x300
[  236.261380]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  236.266394]  ? recalc_sigpending_tsk+0x180/0x180
[  236.271151]  ? kasan_check_write+0x14/0x20
[  236.275395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.280245]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  236.285639] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  236.285709] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  236.292611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  236.292616] Call Trace:
[  236.292623]  <IRQ>
[  236.292638]  dump_stack+0x1c4/0x2b4
[  236.292655]  ? dump_stack_print_info.cold.2+0x52/0x52
[  236.292681]  warn_alloc.cold.118+0xb7/0x1bd
[  236.299231] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  236.308492]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  236.311056] syz-executor7 cpuset=
[  236.313197]  ? lock_downgrade+0x900/0x900
[  236.316794] syz7
[  236.321977]  ? trace_hardirqs_off+0xb8/0x300
[  236.326278]  mems_allowed=0
[  236.336757]  ? trace_hardirqs_off+0xb8/0x300
[  236.362808]  __alloc_pages_slowpath+0x2667/0x2d80
[  236.367680]  ? warn_alloc+0x120/0x120
[  236.371481]  ? trace_hardirqs_on+0x310/0x310
[  236.375892]  ? warn_alloc+0x120/0x120
[  236.379692]  ? print_usage_bug+0xc0/0xc0
[  236.383751]  ? warn_alloc+0x120/0x120
[  236.387549]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  236.392566]  ? print_usage_bug+0xc0/0xc0
[  236.396631]  ? __lock_acquire+0x7ec/0x4ec0
[  236.400861]  ? __lock_acquire+0x7ec/0x4ec0
[  236.405099]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.410635]  ? should_fail+0x22d/0xd01
[  236.414525]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.419625]  ? __lock_acquire+0x7ec/0x4ec0
[  236.423865]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.428966]  ? __lock_acquire+0x7ec/0x4ec0
[  236.433202]  ? should_fail+0x22d/0xd01
[  236.437088]  ? print_usage_bug+0xc0/0xc0
[  236.441156]  ? mark_held_locks+0x130/0x130
[  236.445396]  ? mark_held_locks+0x130/0x130
[  236.449639]  ? graph_lock+0x170/0x170
[  236.453439]  ? print_usage_bug+0xc0/0xc0
[  236.457500]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.462280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.467821]  ? check_preemption_disabled+0x48/0x200
[  236.472838]  ? check_preemption_disabled+0x48/0x200
[  236.477862]  ? __lock_is_held+0xb5/0x140
[  236.481934]  __alloc_pages_nodemask+0xa80/0xde0
[  236.486601]  ? graph_lock+0x170/0x170
[  236.490404]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  236.495415]  ? graph_lock+0x170/0x170
[  236.499226]  ? find_held_lock+0x36/0x1c0
[  236.503321]  ? ____cache_alloc_node+0x1c7/0x1e0
[  236.507993]  ? lock_downgrade+0x900/0x900
[  236.512147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.517687]  cache_grow_begin+0x91/0x8c0
[  236.521747]  ? do_raw_spin_unlock+0xa7/0x2f0
[  236.526166]  fallback_alloc+0x203/0x2e0
[  236.530144]  ____cache_alloc_node+0x1c7/0x1e0
[  236.534650]  kmem_cache_alloc_node+0xe3/0x730
[  236.539147]  ? ipv6_get_ifaddr+0x42e/0x620
[  236.543389]  __alloc_skb+0x119/0x770
[  236.547613]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.552896]  ? skb_scrub_packet+0x490/0x490
[  236.557216]  ? lock_downgrade+0x900/0x900
[  236.561372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.566912]  ? refcount_sub_and_test_checked+0x203/0x310
[  236.572369]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  236.577820]  ? addrconf_rs_timer+0x6f0/0x6f0
[  236.582239]  ndisc_alloc_skb+0x144/0x340
[  236.586321]  ndisc_send_rs+0x331/0x6e0
[  236.590217]  addrconf_rs_timer+0x3c0/0x6f0
[  236.594473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.598726]  call_timer_fn+0x272/0x920
[  236.602613]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.606847]  ? process_timeout+0x40/0x40
[  236.610904]  ? find_held_lock+0x36/0x1c0
[  236.614975]  ? mark_held_locks+0xc7/0x130
[  236.619129]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.623624]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.628120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.632359]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  236.636945]  ? trace_hardirqs_on+0xbd/0x310
[  236.641279]  ? kasan_check_read+0x11/0x20
[  236.645431]  ? __run_timers+0x7da/0xc70
[  236.649409]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.654870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.659113]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.663354]  __run_timers+0x7e5/0xc70
[  236.667179]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  236.672559]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.677578]  ? graph_lock+0x170/0x170
[  236.681384]  ? print_usage_bug+0xc0/0xc0
[  236.685443]  ? lock_release+0x970/0x970
[  236.689422]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.694622]  ? find_held_lock+0x36/0x1c0
[  236.698690]  ? graph_lock+0x170/0x170
[  236.702505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.708048]  ? check_preemption_disabled+0x48/0x200
[  236.713082]  ? __lock_is_held+0xb5/0x140
[  236.717146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.722685]  ? check_preemption_disabled+0x48/0x200
[  236.727732]  run_timer_softirq+0x52/0xb0
[  236.731795]  ? rcu_read_lock_sched_held+0x108/0x120
[  236.736817]  __do_softirq+0x30b/0xad8
[  236.740635]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  236.745746]  ? pvclock_read_flags+0x160/0x160
[  236.750243]  ? lapic_next_event+0x5a/0x90
[  236.754411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.759959]  ? check_preemption_disabled+0x48/0x200
[  236.764984]  ? check_preemption_disabled+0x48/0x200
[  236.770018]  ? kvm_clock_read+0x18/0x30
[  236.773990]  ? kvm_sched_clock_read+0x9/0x20
[  236.778403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.783943]  ? check_preemption_disabled+0x48/0x200
[  236.788971]  irq_exit+0x17f/0x1c0
[  236.792430]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.797287]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.803172]  ? interrupt_entry+0xb5/0xf0
[  236.807235]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.812275]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.817300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.822171]  ? trace_hardirqs_off+0x300/0x300
[  236.826667]  ? trace_hardirqs_off+0x300/0x300
[  236.831167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.836713]  ? check_preemption_disabled+0x48/0x200
[  236.841730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.847301]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.852156]  apic_timer_interrupt+0xf/0x20
[  236.856384]  </IRQ>
[  236.858626] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  236.863901] 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
[  236.882803] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  236.890517] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  236.897791] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  236.905063] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  236.912331] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  236.919599] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  236.926891]  ? arch_local_irq_restore+0x45/0x52
[  236.931570]  dump_stack+0x26a/0x2b4
[  236.935201]  ? dump_stack_print_info.cold.2+0x52/0x52
[  236.940393]  ? mark_held_locks+0x130/0x130
[  236.944623]  ? mark_held_locks+0x130/0x130
[  236.948861]  dump_header+0x27b/0xf72
[  236.952587]  ? pagefault_out_of_memory+0x197/0x197
[  236.957522]  ? mark_held_locks+0x130/0x130
[  236.961758]  ? __lock_acquire+0x7ec/0x4ec0
[  236.965995]  ? mem_cgroup_charge_statistics+0x780/0x780
[  236.971364]  ? print_usage_bug+0xc0/0xc0
[  236.975426]  ? print_usage_bug+0xc0/0xc0
[  236.979494]  ? graph_lock+0x170/0x170
[  236.983297]  ? graph_lock+0x170/0x170
[  236.987100]  ? print_usage_bug+0xc0/0xc0
[  236.991160]  ? print_usage_bug+0xc0/0xc0
[  236.995229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.000784]  ? find_held_lock+0x36/0x1c0
[  237.004856]  ? mark_held_locks+0xc7/0x130
[  237.009009]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.014111]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.019211]  ? lockdep_hardirqs_on+0x421/0x5c0
[  237.023815]  ? trace_hardirqs_on+0xbd/0x310
[  237.028139]  ? kasan_check_read+0x11/0x20
[  237.032293]  ? ___ratelimit+0x36f/0x655
[  237.036280]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.041740]  ? trace_hardirqs_on+0x310/0x310
[  237.046153]  ? lock_downgrade+0x900/0x900
[  237.050310]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  237.055419]  ? ___ratelimit+0xaa/0x655
[  237.059314]  ? idr_get_free+0xec0/0xec0
[  237.063301]  ? kasan_check_write+0x14/0x20
[  237.067540]  ? do_raw_spin_lock+0xc1/0x200
[  237.071785]  oom_kill_process.cold.27+0x10/0x903
[  237.076547]  ? graph_lock+0x170/0x170
[  237.080347]  ? _raw_spin_unlock+0x2c/0x50
[  237.084500]  ? oom_badness+0xe6/0xaa0
[  237.088311]  ? oom_evaluate_task+0x540/0x540
[  237.092728]  ? find_held_lock+0x36/0x1c0
[  237.096799]  ? out_of_memory+0x974/0x14c0
[  237.100952]  ? lock_downgrade+0x900/0x900
[  237.105105]  ? check_preemption_disabled+0x48/0x200
[  237.110133]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.115931]  ? kasan_check_read+0x11/0x20
[  237.120080]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.125361]  ? rcu_bh_qs+0xc0/0xc0
[  237.128908]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  237.134449]  ? oom_evaluate_task+0x302/0x540
[  237.138861]  out_of_memory+0xa86/0x14c0
[  237.142848]  ? oom_killer_disable+0x3a0/0x3a0
[  237.147345]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  237.152291]  ? __mutex_add_waiter+0x2a0/0x2a0
[  237.156803]  __alloc_pages_slowpath+0x2318/0x2d80
[  237.161679]  ? warn_alloc+0x120/0x120
[  237.165480]  ? __radix_tree_lookup+0x4c0/0x4c0
[  237.170076]  ? find_get_entry+0x2f2/0xc40
[  237.174238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.179794]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  237.184721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.190275]  ? should_fail+0x22d/0xd01
[  237.194171]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.199286]  ? __lock_is_held+0xb5/0x140
[  237.203378]  ? __lock_is_held+0xb5/0x140
[  237.207445]  ? find_held_lock+0x36/0x1c0
[  237.211508]  ? ___might_sleep+0x1ed/0x300
[  237.215655]  ? lock_release+0x970/0x970
[  237.219632]  ? arch_local_save_flags+0x40/0x40
[  237.224229]  ? __might_sleep+0x95/0x190
[  237.228225]  __alloc_pages_nodemask+0xa80/0xde0
[  237.232918]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  237.237940]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.243737]  ? kasan_check_read+0x11/0x20
[  237.247889]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.253200]  ? graph_lock+0x170/0x170
[  237.257006]  ? print_usage_bug+0xc0/0xc0
[  237.261067]  ? graph_lock+0x170/0x170
[  237.264867]  ? graph_lock+0x170/0x170
[  237.268669]  ? __do_page_cache_readahead+0x7ce/0x980
[  237.273777]  ? find_held_lock+0x36/0x1c0
[  237.277849]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  237.283389]  alloc_pages_current+0x10c/0x210
[  237.287802]  ? lock_downgrade+0x900/0x900
[  237.291957]  __page_cache_alloc+0x38f/0x5b0
[  237.296301]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.302101]  ? kasan_check_read+0x11/0x20
[  237.306257]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.311546]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  237.316216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.321759]  ? check_preemption_disabled+0x48/0x200
[  237.326788]  filemap_fault+0x1594/0x25f0
[  237.330865]  ? __lock_page_or_retry+0xa00/0xa00
[  237.335541]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.341339]  ? kasan_check_read+0x11/0x20
[  237.345488]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.350770]  ? rcu_bh_qs+0xc0/0xc0
[  237.354315]  ? print_usage_bug+0xc0/0xc0
[  237.358384]  ? filemap_map_pages+0xdea/0x1980
[  237.362886]  ? print_usage_bug+0xc0/0xc0
[  237.366960]  ? find_get_pages_range_tag+0x1320/0x1320
[  237.372150]  ? print_usage_bug+0xc0/0xc0
[  237.376213]  ? __lock_acquire+0x7ec/0x4ec0
[  237.380449]  ? graph_lock+0x170/0x170
[  237.384266]  ? __sigqueue_free.part.27+0x7d/0xa0
[  237.389032]  ? __lock_acquire+0x7ec/0x4ec0
[  237.393297]  ? lock_acquire+0x1ed/0x520
[  237.397287]  ? ext4_filemap_fault+0x7a/0xad
[  237.401620]  ? lock_release+0x970/0x970
[  237.405593]  ? arch_local_save_flags+0x40/0x40
[  237.410177]  ? mark_held_locks+0x130/0x130
[  237.414422]  ? down_read+0xb0/0x1d0
[  237.418051]  ? ext4_filemap_fault+0x7a/0xad
[  237.422370]  ? __down_interruptible+0x700/0x700
[  237.427043]  ? graph_lock+0x170/0x170
[  237.430847]  ? __sigqueue_free.part.27+0x7d/0xa0
[  237.435620]  ext4_filemap_fault+0x82/0xad
[  237.439773]  __do_fault+0x100/0x6b0
[  237.443406]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.448685]  ? print_bad_pte+0x6c0/0x6c0
[  237.452751]  ? pmd_val+0x88/0x100
[  237.456208]  ? add_mm_counter_fast+0xd0/0xd0
[  237.460632]  ? pmd_val+0x88/0x100
[  237.464084]  ? add_mm_counter_fast+0xd0/0xd0
[  237.468499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.474040]  __handle_mm_fault+0x3709/0x53e0
[  237.478459]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  237.483306]  ? graph_lock+0x170/0x170
[  237.487109]  ? print_usage_bug+0xc0/0xc0
[  237.491175]  ? graph_lock+0x170/0x170
[  237.494976]  ? graph_lock+0x170/0x170
[  237.498799]  ? handle_mm_fault+0x42a/0xc70
[  237.503037]  ? lock_downgrade+0x900/0x900
[  237.507187]  ? check_preemption_disabled+0x48/0x200
[  237.512208]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.518007]  ? kasan_check_read+0x11/0x20
[  237.522156]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.527432]  ? rcu_bh_qs+0xc0/0xc0
[  237.530974]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.536427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.541967]  ? check_preemption_disabled+0x48/0x200
[  237.547043]  handle_mm_fault+0x54f/0xc70
[  237.551113]  ? __handle_mm_fault+0x53e0/0x53e0
[  237.555751]  ? find_vma+0x34/0x190
[  237.559304]  __do_page_fault+0x67d/0xed0
[  237.563376]  ? mm_fault_error+0x380/0x380
[  237.567533]  ? syscall_slow_exit_work+0x520/0x520
[  237.572387]  do_page_fault+0xf2/0x7e0
[  237.576193]  ? vmalloc_sync_all+0x30/0x30
[  237.580342]  ? error_entry+0x70/0xd0
[  237.584056]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.589074]  ? trace_hardirqs_on_caller+0xc0/0x300
[  237.594004]  ? syscall_return_slowpath+0x5e0/0x5e0
[  237.598937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.603785]  ? trace_hardirqs_off+0x300/0x300
[  237.608289]  ? trace_hardirqs_off_caller+0x300/0x300
[  237.613414]  ? prepare_exit_to_usermode+0x291/0x3b0
[  237.618437]  ? page_fault+0x8/0x30
[  237.621981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.626829]  ? page_fault+0x8/0x30
[  237.630369]  page_fault+0x1e/0x30
[  237.633823] RIP: 0033:0x45db60
[  237.637020] Code: Bad RIP value.
[  237.640382] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  237.645745] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  237.653011] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  237.660286] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  237.667550] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  237.674818] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  237.682308] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  237.682314] warn_alloc_show_mem: 1 callbacks suppressed
[  237.682321] Mem-Info:
[  237.689505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  237.694872] active_anon:38738 inactive_anon:372 isolated_anon:0
[  237.694872]  active_file:16 inactive_file:22 isolated_file:0
[  237.694872]  unevictable:0 dirty:0 writeback:0 unstable:0
[  237.694872]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  237.694872]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  237.694872]  free:13555 free_pcp:233 free_cma:0
[  237.697244] Call Trace:
[  237.706657] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  237.739594]  <IRQ>
[  237.742167] Node 0 
[  237.769844]  dump_stack+0x1c4/0x2b4
[  237.771993] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  237.774202]  ? dump_stack_print_info.cold.2+0x52/0x52
[  237.777803] lowmem_reserve[]:
[  237.803314]  warn_alloc.cold.118+0xb7/0x1bd
[  237.808472]  0
[  237.811572]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  237.815866]  2817
[  237.817664]  ? lock_downgrade+0x900/0x900
[  237.822476]  6321
[  237.824539]  ? trace_hardirqs_off+0xb8/0x300
[  237.828653]  6321
[  237.830716]  ? trace_hardirqs_off+0xb8/0x300
[  237.835095] Node 0 
[  237.837157]  __alloc_pages_slowpath+0x2667/0x2d80
[  237.841556] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  237.843791]  ? warn_alloc+0x120/0x120
[  237.848571] lowmem_reserve[]: 0
[  237.875315]  ? trace_hardirqs_on+0x310/0x310
[  237.879109]  0
[  237.882388]  ? warn_alloc+0x120/0x120
[  237.886757]  3503 3503
[  237.888570]  ? print_usage_bug+0xc0/0xc0
[  237.894835]  ? warn_alloc+0x120/0x120
[  237.898870] Node 0 
[  237.902659]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  237.902695] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  237.904899]  ? print_usage_bug+0xc0/0xc0
[  237.909881] lowmem_reserve[]: 0
[  237.938268]  ? __lock_acquire+0x7ec/0x4ec0
[  237.942307]  0
[  237.945580]  ? __lock_acquire+0x7ec/0x4ec0
[  237.949788]  0
[  237.951591]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.955792]  0
[  237.957589]  ? should_fail+0x22d/0xd01
[  237.964893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.968748] Node 0 
[  237.973847]  ? __lock_acquire+0x7ec/0x4ec0
[  237.973857] DMA: 
[  237.976086]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.980293] 1*4kB 
[  237.982359]  ? __lock_acquire+0x7ec/0x4ec0
[  237.987434] (U) 
[  237.989577]  ? should_fail+0x22d/0xd01
[  237.993805] 0*8kB 
[  237.995777]  ? print_usage_bug+0xc0/0xc0
[  237.999633] 0*16kB 
[  238.001784]  ? mark_held_locks+0x130/0x130
[  238.005811] 1*32kB 
[  238.008044]  ? mark_held_locks+0x130/0x130
[  238.012267] (U) 
[  238.014501]  ? graph_lock+0x170/0x170
[  238.018706] 2*64kB 
[  238.020674]  ? print_usage_bug+0xc0/0xc0
[  238.024449] (U) 
[  238.026679]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  238.030715] 1*128kB 
[  238.032685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.037412] (U) 
[  238.039736]  ? check_preemption_disabled+0x48/0x200
[  238.045240] 1*256kB (U) 
[  238.047228]  ? check_preemption_disabled+0x48/0x200
[  238.052215] 0*512kB 
[  238.054884]  ? __lock_is_held+0xb5/0x140
[  238.059868] 1*1024kB 
[  238.062194]  __alloc_pages_nodemask+0xa80/0xde0
[  238.066221] (U) 
[  238.068623]  ? graph_lock+0x170/0x170
[  238.073278] 1*2048kB 
[  238.075271]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.079056] (M) 
[  238.081456]  ? graph_lock+0x170/0x170
[  238.086446] 3*4096kB 
[  238.088423]  ? find_held_lock+0x36/0x1c0
[  238.092187] (M) 
[  238.094599]  ? ____cache_alloc_node+0x1c7/0x1e0
[  238.098627] = 15908kB
[  238.100619]  ? lock_downgrade+0x900/0x900
[  238.105271] Node 0 
[  238.107677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.111795] DMA32: 
[  238.114028]  cache_grow_begin+0x91/0x8c0
[  238.119536] 2*4kB 
[  238.121773]  ? do_raw_spin_unlock+0xa7/0x2f0
[  238.125801] (M) 
[  238.127949]  fallback_alloc+0x203/0x2e0
[  238.132331] 1*8kB 
[  238.134303]  ____cache_alloc_node+0x1c7/0x1e0
[  238.138245] (U) 
[  238.140397]  kmem_cache_alloc_node+0xe3/0x730
[  238.144865] 3*16kB 
[  238.146833]  ? ipv6_get_ifaddr+0x42e/0x620
[  238.151303] (M) 
[  238.153538]  __alloc_skb+0x119/0x770
[  238.157743] 2*32kB 
[  238.159723]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.163407] (UM) 
[  238.165635]  ? skb_scrub_packet+0x490/0x490
[  238.170885] 2*64kB 
[  238.172945]  ? lock_downgrade+0x900/0x900
[  238.177238] (M) 
[  238.179484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.183597] 3*128kB (M) 
[  238.185579]  ? refcount_sub_and_test_checked+0x203/0x310
[  238.191087] 2*256kB 
[  238.193773]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  238.199193] (M) 
[  238.201511]  ? addrconf_rs_timer+0x6f0/0x6f0
[  238.206933] 3*512kB 
[  238.208914]  ndisc_alloc_skb+0x144/0x340
[  238.213292] (M) 
[  238.215613]  ndisc_send_rs+0x331/0x6e0
[  238.219647] 4*1024kB 
[  238.221619]  addrconf_rs_timer+0x3c0/0x6f0
[  238.225474] (UM) 
[  238.227882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.232088] 3*2048kB 
[  238.234153]  call_timer_fn+0x272/0x920
[  238.238354] (UM) 
[  238.240757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.244616] 3*4096kB 
[  238.246671]  ? process_timeout+0x40/0x40
[  238.250874] (M) 
[  238.253287]  ? find_held_lock+0x36/0x1c0
[  238.257323] = 25216kB
[  238.259302]  ? __run_timers+0x7da/0xc70
[  238.263349] Node 0 
[  238.265754]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.269695] Normal: 808*4kB 
[  238.271933]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.276403] (UME) 
[  238.279415]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.283874] 439*8kB (UME) 
[  238.286030]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  238.290236] 179*16kB 
[  238.293084]  ? trace_hardirqs_on+0xbd/0x310
[  238.297639] (UMEH) 
[  238.300049]  ? kasan_check_read+0x11/0x20
[  238.304344] 64*32kB 
[  238.306603]  ? __run_timers+0x7da/0xc70
[  238.310726] (UMEH) 
[  238.313044]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.316993] 19*64kB 
[  238.319222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.324643] (UMEH) 
[  238.326966]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.331175] 2*128kB 
[  238.333406]  __run_timers+0x7e5/0xc70
[  238.337616] (UM) 
[  238.339943]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  238.343707] 0*256kB 
[  238.345773]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.351107] 0*512kB 
[  238.353422]  ? graph_lock+0x170/0x170
[  238.358407] 0*1024kB 0*2048kB 
[  238.360740]  ? enqueue_hrtimer+0x1a5/0x560
[  238.364508] 0*4096kB = 13128kB
[  238.367702]  ? lock_release+0x970/0x970
[  238.371945] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  238.375124]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  238.379074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  238.387900]  ? find_held_lock+0x36/0x1c0
[  238.393061] 417 total pagecache pages
[  238.401631]  ? graph_lock+0x170/0x170
[  238.405672] 0 pages in swap cache
[  238.409457]  ? pvclock_read_flags+0x160/0x160
[  238.413228] Swap cache stats: add 0, delete 0, find 0/0
[  238.413237] Free swap  = 0kB
[  238.416694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.421164] Total swap = 0kB
[  238.426525]  ? check_preemption_disabled+0x48/0x200
[  238.429514] 1965979 pages RAM
[  238.435051]  ? __lock_is_held+0xb5/0x140
[  238.438030] 0 pages HighMem/MovableOnly
[  238.438039] 342744 pages reserved
[  238.443051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.446127] 0 pages cma reserved
[  238.450181]  ? check_preemption_disabled+0x48/0x200
[  238.454189] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  238.457576]  run_timer_softirq+0x52/0xb0
[  238.463175] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.466450]  ? rcu_read_lock_sched_held+0x108/0x120
[  238.471438] syz-fuzzer cpuset=
[  238.477922]  __do_softirq+0x30b/0xad8
[  238.481957] /
[  238.492185]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  238.497172]  mems_allowed=0
[  238.500356]  ? pvclock_read_flags+0x160/0x160
[  238.518318]  ? lapic_next_event+0x5a/0x90
[  238.522471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.528010]  ? check_preemption_disabled+0x48/0x200
[  238.533028]  ? check_preemption_disabled+0x48/0x200
[  238.538050]  ? kvm_clock_read+0x18/0x30
[  238.542027]  ? kvm_sched_clock_read+0x9/0x20
[  238.546700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.552238]  ? check_preemption_disabled+0x48/0x200
[  238.557285]  irq_exit+0x17f/0x1c0
[  238.560747]  smp_apic_timer_interrupt+0x1cb/0x760
[  238.565593]  ? smp_reschedule_interrupt+0x109/0x650
[  238.570614]  ? smp_call_function_single_interrupt+0x650/0x650
[  238.576501]  ? interrupt_entry+0xb5/0xf0
[  238.580566]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.585582]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.590599]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.595444]  ? trace_hardirqs_off+0x300/0x300
[  238.599938]  ? trace_hardirqs_off+0x300/0x300
[  238.604435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.609976]  ? check_preemption_disabled+0x48/0x200
[  238.614992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.620543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.625399]  apic_timer_interrupt+0xf/0x20
[  238.629631]  </IRQ>
[  238.631873] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  238.636801] 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
[  238.655710] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  238.663428] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  238.670700] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  238.677967] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  238.685239] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  238.692518] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  238.699832]  skb_clone+0x1bb/0x500
[  238.703379]  ? skb_split+0x11e0/0x11e0
[  238.707280]  ? preempt_notifier_register+0x200/0x200
[  238.712385]  ? __switch_to_asm+0x34/0x70
[  238.716486]  ? __switch_to_asm+0x34/0x70
[  238.720546]  ? __switch_to_asm+0x40/0x70
[  238.724603]  ? __switch_to_asm+0x34/0x70
[  238.728663]  ? __switch_to_asm+0x40/0x70
[  238.732724]  ? __switch_to_asm+0x40/0x70
[  238.736785]  ? __switch_to_asm+0x34/0x70
[  238.740844]  ? __switch_to_asm+0x34/0x70
[  238.744904]  ? __switch_to_asm+0x40/0x70
[  238.748962]  ? __switch_to_asm+0x34/0x70
[  238.753035]  bpf_clone_redirect+0xb9/0x490
[  238.757285]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  238.762310]  ? __sched_text_start+0x8/0x8
[  238.766461]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  238.771232]  ? find_held_lock+0x36/0x1c0
[  238.775313]  ? lock_acquire+0x1ed/0x520
[  238.779291]  ? bpf_test_run+0x32e/0x5a0
[  238.783276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.788823]  ? check_preemption_disabled+0x48/0x200
[  238.793850]  ? kasan_check_read+0x11/0x20
[  238.798005]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.803291]  ? rcu_bh_qs+0xc0/0xc0
[  238.806835]  ? preempt_schedule+0x4d/0x60
[  238.810986]  ? ___preempt_schedule+0x16/0x18
[  238.815404]  ? bpf_test_run+0x1c0/0x5a0
[  238.819392]  ? netlink_diag_dump+0x2a0/0x2a0
[  238.823807]  ? bpf_prog_test_run_skb+0x452/0xb40
[  238.828567]  ? bpf_prog_test_run_skb+0x634/0xb40
[  238.833332]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  238.838175]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  238.843712]  ? fput+0x130/0x1a0
[  238.846996]  ? __bpf_prog_get+0x9b/0x290
[  238.851058]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  238.855898]  ? bpf_prog_test_run+0x130/0x1a0
[  238.860314]  ? __x64_sys_bpf+0x3d8/0x510
[  238.864376]  ? bpf_prog_get+0x20/0x20
[  238.868198]  ? do_syscall_64+0x1b9/0x820
[  238.872269]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  238.877635]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.882568]  ? trace_hardirqs_off+0x300/0x300
[  238.887064]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  238.892078]  ? recalc_sigpending_tsk+0x180/0x180
[  238.896836]  ? kasan_check_write+0x14/0x20
[  238.901079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.905931]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  238.911314] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  238.911407] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  238.918244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.918261] Call Trace:
[  238.924869] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.934170]  <IRQ>
[  238.936742] syz-executor7 cpuset=
[  238.947223]  dump_stack+0x1c4/0x2b4
[  238.949346] syz7
[  238.952795]  ? dump_stack_print_info.cold.2+0x52/0x52
[  238.956403]  mems_allowed=0
[  238.958382]  warn_alloc.cold.118+0xb7/0x1bd
[  238.970789]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  238.975643]  ? lock_downgrade+0x900/0x900
[  238.979800]  ? trace_hardirqs_off+0xb8/0x300
[  238.984220]  ? trace_hardirqs_off+0xb8/0x300
[  238.988652]  __alloc_pages_slowpath+0x2667/0x2d80
[  238.993526]  ? warn_alloc+0x120/0x120
[  238.997331]  ? trace_hardirqs_on+0x310/0x310
[  239.001742]  ? warn_alloc+0x120/0x120
[  239.005550]  ? print_usage_bug+0xc0/0xc0
[  239.009610]  ? warn_alloc+0x120/0x120
[  239.013416]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  239.018437]  ? print_usage_bug+0xc0/0xc0
[  239.022500]  ? __lock_acquire+0x7ec/0x4ec0
[  239.026734]  ? __lock_acquire+0x7ec/0x4ec0
[  239.030976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.036515]  ? should_fail+0x22d/0xd01
[  239.040408]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.045511]  ? __lock_acquire+0x7ec/0x4ec0
[  239.049753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.054856]  ? __lock_acquire+0x7ec/0x4ec0
[  239.059094]  ? should_fail+0x22d/0xd01
[  239.062982]  ? print_usage_bug+0xc0/0xc0
[  239.067056]  ? mark_held_locks+0x130/0x130
[  239.071301]  ? mark_held_locks+0x130/0x130
[  239.075549]  ? graph_lock+0x170/0x170
[  239.079350]  ? print_usage_bug+0xc0/0xc0
[  239.083411]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.088170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.093714]  ? check_preemption_disabled+0x48/0x200
[  239.098732]  ? check_preemption_disabled+0x48/0x200
[  239.103760]  ? __lock_is_held+0xb5/0x140
[  239.107828]  __alloc_pages_nodemask+0xa80/0xde0
[  239.112497]  ? graph_lock+0x170/0x170
[  239.116303]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.121316]  ? graph_lock+0x170/0x170
[  239.125126]  ? find_held_lock+0x36/0x1c0
[  239.129200]  ? ____cache_alloc_node+0x1c7/0x1e0
[  239.133875]  ? lock_downgrade+0x900/0x900
[  239.138045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.143592]  cache_grow_begin+0x91/0x8c0
[  239.147659]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.152076]  fallback_alloc+0x203/0x2e0
[  239.156075]  ____cache_alloc_node+0x1c7/0x1e0
[  239.160576]  kmem_cache_alloc_node+0xe3/0x730
[  239.165083]  ? ipv6_get_ifaddr+0x42e/0x620
[  239.169328]  __alloc_skb+0x119/0x770
[  239.173042]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.178339]  ? skb_scrub_packet+0x490/0x490
[  239.182665]  ? lock_downgrade+0x900/0x900
[  239.186821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.192359]  ? refcount_sub_and_test_checked+0x203/0x310
[  239.197817]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  239.203283]  ? addrconf_rs_timer+0x6f0/0x6f0
[  239.207706]  ndisc_alloc_skb+0x144/0x340
[  239.211778]  ndisc_send_rs+0x331/0x6e0
[  239.215672]  addrconf_rs_timer+0x3c0/0x6f0
[  239.219915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.224167]  call_timer_fn+0x272/0x920
[  239.228057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.232301]  ? process_timeout+0x40/0x40
[  239.236362]  ? find_held_lock+0x36/0x1c0
[  239.240431]  ? mark_held_locks+0xc7/0x130
[  239.244585]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.249082]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.253580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.257823]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  239.262411]  ? trace_hardirqs_on+0xbd/0x310
[  239.266737]  ? kasan_check_read+0x11/0x20
[  239.270889]  ? __run_timers+0x7da/0xc70
[  239.274870]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.280337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.284581]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.288821]  __run_timers+0x7e5/0xc70
[  239.292635]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  239.298003]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  239.303024]  ? graph_lock+0x170/0x170
[  239.306832]  ? print_usage_bug+0xc0/0xc0
[  239.310892]  ? lock_release+0x970/0x970
[  239.314870]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  239.320093]  ? find_held_lock+0x36/0x1c0
[  239.324162]  ? graph_lock+0x170/0x170
[  239.327972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.333522]  ? check_preemption_disabled+0x48/0x200
[  239.338557]  ? __lock_is_held+0xb5/0x140
[  239.342625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.348173]  ? check_preemption_disabled+0x48/0x200
[  239.353203]  run_timer_softirq+0x52/0xb0
[  239.357278]  ? rcu_read_lock_sched_held+0x108/0x120
[  239.362308]  __do_softirq+0x30b/0xad8
[  239.366126]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  239.371241]  ? pvclock_read_flags+0x160/0x160
[  239.375751]  ? lapic_next_event+0x5a/0x90
[  239.379908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.385454]  ? check_preemption_disabled+0x48/0x200
[  239.390472]  ? check_preemption_disabled+0x48/0x200
[  239.395501]  ? kvm_clock_read+0x18/0x30
[  239.399478]  ? kvm_sched_clock_read+0x9/0x20
[  239.403890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.409430]  ? check_preemption_disabled+0x48/0x200
[  239.414471]  irq_exit+0x17f/0x1c0
[  239.417939]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.422798]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.428698]  ? interrupt_entry+0xb5/0xf0
[  239.432772]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.437798]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.442829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.447685]  ? trace_hardirqs_off+0x300/0x300
[  239.452178]  ? trace_hardirqs_off+0x300/0x300
[  239.456682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.462228]  ? check_preemption_disabled+0x48/0x200
[  239.467268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.472837]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.477700]  apic_timer_interrupt+0xf/0x20
[  239.481932]  </IRQ>
[  239.484172] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  239.489452] 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
[  239.508362] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  239.516073] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  239.523344] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  239.530610] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  239.537877] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  239.545143] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  239.552435]  ? arch_local_irq_restore+0x45/0x52
[  239.557112]  dump_stack+0x26a/0x2b4
[  239.560746]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.565943]  ? mark_held_locks+0x130/0x130
[  239.570175]  ? mark_held_locks+0x130/0x130
[  239.574412]  dump_header+0x27b/0xf72
[  239.578139]  ? pagefault_out_of_memory+0x197/0x197
[  239.583078]  ? mark_held_locks+0x130/0x130
[  239.587313]  ? __lock_acquire+0x7ec/0x4ec0
[  239.591548]  ? mem_cgroup_charge_statistics+0x780/0x780
[  239.596916]  ? print_usage_bug+0xc0/0xc0
[  239.600975]  ? print_usage_bug+0xc0/0xc0
[  239.605045]  ? graph_lock+0x170/0x170
[  239.608841]  ? graph_lock+0x170/0x170
[  239.612641]  ? print_usage_bug+0xc0/0xc0
[  239.616697]  ? print_usage_bug+0xc0/0xc0
[  239.620767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.626312]  ? find_held_lock+0x36/0x1c0
[  239.630381]  ? mark_held_locks+0xc7/0x130
[  239.634540]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  239.639659]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  239.644765]  ? lockdep_hardirqs_on+0x421/0x5c0
[  239.649359]  ? trace_hardirqs_on+0xbd/0x310
[  239.653688]  ? kasan_check_read+0x11/0x20
[  239.657843]  ? ___ratelimit+0x36f/0x655
[  239.661819]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.667284]  ? trace_hardirqs_on+0x310/0x310
[  239.671693]  ? lock_downgrade+0x900/0x900
[  239.676105]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  239.681211]  ? ___ratelimit+0xaa/0x655
[  239.685103]  ? idr_get_free+0xec0/0xec0
[  239.689077]  ? kasan_check_write+0x14/0x20
[  239.693310]  ? do_raw_spin_lock+0xc1/0x200
[  239.697553]  oom_kill_process.cold.27+0x10/0x903
[  239.702313]  ? graph_lock+0x170/0x170
[  239.706114]  ? _raw_spin_unlock+0x2c/0x50
[  239.710274]  ? oom_badness+0xe6/0xaa0
[  239.714084]  ? oom_evaluate_task+0x540/0x540
[  239.718494]  ? find_held_lock+0x36/0x1c0
[  239.722566]  ? out_of_memory+0x974/0x14c0
[  239.726717]  ? lock_downgrade+0x900/0x900
[  239.730881]  ? check_preemption_disabled+0x48/0x200
[  239.735917]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  239.741735]  ? kasan_check_read+0x11/0x20
[  239.745887]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.751167]  ? rcu_bh_qs+0xc0/0xc0
[  239.754714]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  239.760260]  ? oom_evaluate_task+0x302/0x540
[  239.764678]  out_of_memory+0xa86/0x14c0
[  239.768663]  ? oom_killer_disable+0x3a0/0x3a0
[  239.773160]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  239.778093]  ? __mutex_add_waiter+0x2a0/0x2a0
[  239.782603]  __alloc_pages_slowpath+0x2318/0x2d80
[  239.787482]  ? warn_alloc+0x120/0x120
[  239.791294]  ? __radix_tree_lookup+0x4c0/0x4c0
[  239.795895]  ? find_get_entry+0x2f2/0xc40
[  239.800056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.805605]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  239.810541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.816076]  ? should_fail+0x22d/0xd01
[  239.819969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.825072]  ? __lock_is_held+0xb5/0x140
[  239.829162]  ? __lock_is_held+0xb5/0x140
[  239.833232]  ? find_held_lock+0x36/0x1c0
[  239.837309]  ? ___might_sleep+0x1ed/0x300
[  239.841453]  ? lock_release+0x970/0x970
[  239.845432]  ? arch_local_save_flags+0x40/0x40
[  239.850029]  ? __might_sleep+0x95/0x190
[  239.854008]  __alloc_pages_nodemask+0xa80/0xde0
[  239.858685]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.863704]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  239.869501]  ? kasan_check_read+0x11/0x20
[  239.873649]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.878931]  ? graph_lock+0x170/0x170
[  239.882731]  ? print_usage_bug+0xc0/0xc0
[  239.886799]  ? graph_lock+0x170/0x170
[  239.890596]  ? graph_lock+0x170/0x170
[  239.894401]  ? __do_page_cache_readahead+0x7ce/0x980
[  239.899505]  ? find_held_lock+0x36/0x1c0
[  239.903574]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  239.909116]  alloc_pages_current+0x10c/0x210
[  239.913519]  ? lock_downgrade+0x900/0x900
[  239.917670]  __page_cache_alloc+0x38f/0x5b0
[  239.921998]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  239.927809]  ? kasan_check_read+0x11/0x20
[  239.931972]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.937272]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  239.941949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.947489]  ? check_preemption_disabled+0x48/0x200
[  239.952514]  filemap_fault+0x1594/0x25f0
[  239.956589]  ? __lock_page_or_retry+0xa00/0xa00
[  239.961270]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  239.967067]  ? kasan_check_read+0x11/0x20
[  239.971215]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.976502]  ? rcu_bh_qs+0xc0/0xc0
[  239.980054]  ? print_usage_bug+0xc0/0xc0
[  239.984130]  ? filemap_map_pages+0xdea/0x1980
[  239.988640]  ? print_usage_bug+0xc0/0xc0
[  239.992710]  ? find_get_pages_range_tag+0x1320/0x1320
[  239.997909]  ? print_usage_bug+0xc0/0xc0
[  240.001976]  ? __lock_acquire+0x7ec/0x4ec0
[  240.006214]  ? graph_lock+0x170/0x170
[  240.010020]  ? __sigqueue_free.part.27+0x7d/0xa0
[  240.014785]  ? __lock_acquire+0x7ec/0x4ec0
[  240.019035]  ? lock_acquire+0x1ed/0x520
[  240.023014]  ? ext4_filemap_fault+0x7a/0xad
[  240.027346]  ? lock_release+0x970/0x970
[  240.031325]  ? arch_local_save_flags+0x40/0x40
[  240.035909]  ? mark_held_locks+0x130/0x130
[  240.040155]  ? down_read+0xb0/0x1d0
[  240.043779]  ? ext4_filemap_fault+0x7a/0xad
[  240.048101]  ? __down_interruptible+0x700/0x700
[  240.052773]  ? graph_lock+0x170/0x170
[  240.056577]  ? __sigqueue_free.part.27+0x7d/0xa0
[  240.061343]  ext4_filemap_fault+0x82/0xad
[  240.065496]  __do_fault+0x100/0x6b0
[  240.069123]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.074401]  ? print_bad_pte+0x6c0/0x6c0
[  240.078466]  ? pmd_val+0x88/0x100
[  240.081925]  ? add_mm_counter_fast+0xd0/0xd0
[  240.086334]  ? pmd_val+0x88/0x100
[  240.089792]  ? add_mm_counter_fast+0xd0/0xd0
[  240.094204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.099747]  __handle_mm_fault+0x3709/0x53e0
[  240.104168]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  240.109010]  ? graph_lock+0x170/0x170
[  240.112815]  ? print_usage_bug+0xc0/0xc0
[  240.116879]  ? graph_lock+0x170/0x170
[  240.120676]  ? graph_lock+0x170/0x170
[  240.124494]  ? handle_mm_fault+0x42a/0xc70
[  240.128727]  ? lock_downgrade+0x900/0x900
[  240.132877]  ? check_preemption_disabled+0x48/0x200
[  240.137900]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.143697]  ? kasan_check_read+0x11/0x20
[  240.147850]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.153129]  ? rcu_bh_qs+0xc0/0xc0
[  240.156671]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.162124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.167662]  ? check_preemption_disabled+0x48/0x200
[  240.172704]  handle_mm_fault+0x54f/0xc70
[  240.176775]  ? __handle_mm_fault+0x53e0/0x53e0
[  240.181366]  ? find_vma+0x34/0x190
[  240.184911]  __do_page_fault+0x67d/0xed0
[  240.188988]  ? mm_fault_error+0x380/0x380
[  240.193145]  ? syscall_slow_exit_work+0x520/0x520
[  240.198001]  do_page_fault+0xf2/0x7e0
[  240.201809]  ? vmalloc_sync_all+0x30/0x30
[  240.205963]  ? error_entry+0x70/0xd0
[  240.209680]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.214694]  ? trace_hardirqs_on_caller+0xc0/0x300
[  240.219625]  ? syscall_return_slowpath+0x5e0/0x5e0
[  240.224557]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.229399]  ? trace_hardirqs_off+0x300/0x300
[  240.233891]  ? trace_hardirqs_off_caller+0x300/0x300
[  240.239000]  ? prepare_exit_to_usermode+0x291/0x3b0
[  240.244022]  ? page_fault+0x8/0x30
[  240.247568]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.252420]  ? page_fault+0x8/0x30
[  240.255967]  page_fault+0x1e/0x30
[  240.259418] RIP: 0033:0x45db60
[  240.262617] Code: Bad RIP value.
[  240.265979] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  240.271354] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  240.278620] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  240.285888] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  240.293158] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  240.300429] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  240.307734] warn_alloc_show_mem: 1 callbacks suppressed
[  240.307746] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  240.307748] Mem-Info:
[  240.307792] active_anon:38738 inactive_anon:372 isolated_anon:0
[  240.307792]  active_file:16 inactive_file:22 isolated_file:0
[  240.307792]  unevictable:0 dirty:0 writeback:0 unstable:0
[  240.307792]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  240.307792]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  240.307792]  free:13555 free_pcp:233 free_cma:0
[  240.313150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  240.320352] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  240.322752] Call Trace:
[  240.355621] Node 0 
[  240.364968]  <IRQ>
[  240.392666] 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
[  240.395221]  dump_stack+0x1c4/0x2b4
[  240.397426] lowmem_reserve[]:
[  240.399568]  ? dump_stack_print_info.cold.2+0x52/0x52
[  240.425038]  0 2817
[  240.428687]  warn_alloc.cold.118+0xb7/0x1bd
[  240.431757]  6321
[  240.437650]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  240.439860]  6321
[  240.444180]  ? lock_downgrade+0x900/0x900
[  240.451071]  ? trace_hardirqs_off+0xb8/0x300
[  240.453105] Node 0 
[  240.457260]  ? trace_hardirqs_off+0xb8/0x300
[  240.461665] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  240.463878]  __alloc_pages_slowpath+0x2667/0x2d80
[  240.468262] lowmem_reserve[]:
[  240.495012]  ? warn_alloc+0x120/0x120
[  240.499806]  0
[  240.502904]  ? trace_hardirqs_on+0x310/0x310
[  240.506673]  0
[  240.508472]  ? warn_alloc+0x120/0x120
[  240.512846]  3503 3503
[  240.514653]  ? print_usage_bug+0xc0/0xc0
[  240.520919]  ? warn_alloc+0x120/0x120
[  240.524954] Node 0 
[  240.528742]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  240.528778] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  240.530982]  ? print_usage_bug+0xc0/0xc0
[  240.535963] lowmem_reserve[]: 0
[  240.564558]  ? __lock_acquire+0x7ec/0x4ec0
[  240.568595]  0
[  240.571866]  ? __lock_acquire+0x7ec/0x4ec0
[  240.576075]  0
[  240.577871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.582080]  0
[  240.583879]  ? should_fail+0x22d/0xd01
[  240.591185]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.595042] Node 0 
[  240.600134]  ? __lock_acquire+0x7ec/0x4ec0
[  240.600137] DMA: 1*4kB 
[  240.602376]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.606584] (U) 
[  240.609158]  ? __lock_acquire+0x7ec/0x4ec0
[  240.614237] 0*8kB 
[  240.616211]  ? should_fail+0x22d/0xd01
[  240.620418] 0*16kB 
[  240.622561]  ? print_usage_bug+0xc0/0xc0
[  240.626424] 1*32kB 
[  240.628656]  ? mark_held_locks+0x130/0x130
[  240.632688] (U) 
[  240.634919]  ? mark_held_locks+0x130/0x130
[  240.639121] 2*64kB (U) 
[  240.641103]  ? graph_lock+0x170/0x170
[  240.645309] 1*128kB 
[  240.647885]  ? print_usage_bug+0xc0/0xc0
[  240.651657] (U) 
[  240.653973]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  240.658006] 1*256kB 
[  240.659974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.664695] (U) 0*512kB 
[  240.667023]  ? check_preemption_disabled+0x48/0x200
[  240.672532] 1*1024kB 
[  240.675194]  ? check_preemption_disabled+0x48/0x200
[  240.680182] (U) 
[  240.682594]  ? __lock_is_held+0xb5/0x140
[  240.687575] 1*2048kB (M) 
[  240.689554]  __alloc_pages_nodemask+0xa80/0xde0
[  240.693587] 3*4096kB 
[  240.696333]  ? graph_lock+0x170/0x170
[  240.700973] (M) 
[  240.703377]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.707152] = 15908kB
[  240.709118]  ? graph_lock+0x170/0x170
[  240.714110] Node 0 
[  240.716524]  ? find_held_lock+0x36/0x1c0
[  240.720293] DMA32: 
[  240.722528]  ? ____cache_alloc_node+0x1c7/0x1e0
[  240.726554] 2*4kB 
[  240.728784]  ? lock_downgrade+0x900/0x900
[  240.733424] (M) 
[  240.735575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.739693] 1*8kB 
[  240.741665]  cache_grow_begin+0x91/0x8c0
[  240.747206] (U) 
[  240.749352]  ? do_raw_spin_unlock+0xa7/0x2f0
[  240.753384] 3*16kB (M) 
[  240.755371]  fallback_alloc+0x203/0x2e0
[  240.759747] 2*32kB 
[  240.762332]  ____cache_alloc_node+0x1c7/0x1e0
[  240.766286] (UM) 
[  240.768523]  kmem_cache_alloc_node+0xe3/0x730
[  240.772989] 2*64kB 
[  240.775046]  ? ipv6_get_ifaddr+0x42e/0x620
[  240.779512] (M) 
[  240.781746]  __alloc_skb+0x119/0x770
[  240.785947] 3*128kB 
[  240.787922]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.791602] (M) 
[  240.793917]  ? skb_scrub_packet+0x490/0x490
[  240.799169] 2*256kB 
[  240.801136]  ? lock_downgrade+0x900/0x900
[  240.805429] (M) 
[  240.807772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.811888] 3*512kB 
[  240.813857]  ? refcount_sub_and_test_checked+0x203/0x310
[  240.819362] (M) 
[  240.821681]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  240.827103] 4*1024kB 
[  240.829072]  ? addrconf_rs_timer+0x6f0/0x6f0
[  240.834493] (UM) 
[  240.836902]  ndisc_alloc_skb+0x144/0x340
[  240.841288] 3*2048kB 
[  240.843344]  ndisc_send_rs+0x331/0x6e0
[  240.847376] (UM) 
[  240.849787]  addrconf_rs_timer+0x3c0/0x6f0
[  240.853640] 3*4096kB 
[  240.855700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.859909] (M) 
[  240.862321]  call_timer_fn+0x272/0x920
[  240.866522] = 25216kB
[  240.868493]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.872352] Node 0 
[  240.874759]  ? process_timeout+0x40/0x40
[  240.878963] Normal: 
[  240.881190]  ? find_held_lock+0x36/0x1c0
[  240.885223] 808*4kB 
[  240.887546]  ? __run_timers+0x7da/0xc70
[  240.891576] (UME) 
[  240.893897]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.897843] 439*8kB 
[  240.900013]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.904483] (UME) 
[  240.906807]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.911283] 179*16kB 
[  240.913425]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  240.917629] (UMEH) 
[  240.920036]  ? trace_hardirqs_on+0xbd/0x310
[  240.924591] 64*32kB 
[  240.926821]  ? kasan_check_read+0x11/0x20
[  240.931115] (UMEH) 
[  240.933432]  ? __run_timers+0x7da/0xc70
[  240.937553] 19*64kB 
[  240.939789]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.943736] (UMEH) 
[  240.946054]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.951475] 2*128kB 
[  240.953706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.957909] (UM) 
[  240.960227]  __run_timers+0x7e5/0xc70
[  240.964436] 0*256kB 
[  240.966500]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  240.970274] 0*512kB 
[  240.972590]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.977922] 0*1024kB 
[  240.980238]  ? graph_lock+0x170/0x170
[  240.985227] 0*2048kB 
[  240.987633]  ? enqueue_hrtimer+0x1a5/0x560
[  240.991401] 0*4096kB = 13128kB
[  240.993809]  ? lock_release+0x970/0x970
[  240.998027] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  241.001203]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  241.005160] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  241.013985]  ? find_held_lock+0x36/0x1c0
[  241.019147] 417 total pagecache pages
[  241.027713]  ? graph_lock+0x170/0x170
[  241.031756] 0 pages in swap cache
[  241.035541]  ? pvclock_read_flags+0x160/0x160
[  241.039315] Swap cache stats: add 0, delete 0, find 0/0
[  241.042758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.047222] Free swap  = 0kB
[  241.052581]  ? check_preemption_disabled+0x48/0x200
[  241.058091] Total swap = 0kB
[  241.061112]  ? __lock_is_held+0xb5/0x140
[  241.066093] 1965979 pages RAM
[  241.069107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.073140] 0 pages HighMem/MovableOnly
[  241.076239]  ? check_preemption_disabled+0x48/0x200
[  241.081747] 342744 pages reserved
[  241.085722]  run_timer_softirq+0x52/0xb0
[  241.090706] 0 pages cma reserved
[  241.094149]  ? rcu_read_lock_sched_held+0x108/0x120
[  241.098272] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.101543]  __do_softirq+0x30b/0xad8
[  241.101588]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  241.106647] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.113077]  ? pvclock_read_flags+0x160/0x160
[  241.116851] syz-fuzzer cpuset=
[  241.121944]  ? lapic_next_event+0x5a/0x90
[  241.132144] /
[  241.136638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.139805]  mems_allowed=0
[  241.143951]  ? check_preemption_disabled+0x48/0x200
[  241.159079]  ? check_preemption_disabled+0x48/0x200
[  241.164100]  ? kvm_clock_read+0x18/0x30
[  241.168075]  ? kvm_sched_clock_read+0x9/0x20
[  241.172485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.178025]  ? check_preemption_disabled+0x48/0x200
[  241.183051]  irq_exit+0x17f/0x1c0
[  241.186506]  smp_apic_timer_interrupt+0x1cb/0x760
[  241.191351]  ? smp_reschedule_interrupt+0x109/0x650
[  241.196372]  ? smp_call_function_single_interrupt+0x650/0x650
[  241.202265]  ? interrupt_entry+0xb5/0xf0
[  241.206339]  ? trace_hardirqs_off_caller+0xbb/0x300
[  241.211358]  ? trace_hardirqs_off_caller+0xbb/0x300
[  241.216379]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.221221]  ? trace_hardirqs_off+0x300/0x300
[  241.225718]  ? trace_hardirqs_off+0x300/0x300
[  241.230218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.235756]  ? check_preemption_disabled+0x48/0x200
[  241.240785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.246330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.251182]  apic_timer_interrupt+0xf/0x20
[  241.255410]  </IRQ>
[  241.257653] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  241.262581] 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
[  241.281484] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  241.289198] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  241.296462] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  241.303731] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  241.311000] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  241.318275] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  241.325588]  skb_clone+0x1bb/0x500
[  241.329133]  ? skb_split+0x11e0/0x11e0
[  241.333031]  ? preempt_notifier_register+0x200/0x200
[  241.338134]  ? __switch_to_asm+0x34/0x70
[  241.342194]  ? __switch_to_asm+0x34/0x70
[  241.346261]  ? __switch_to_asm+0x40/0x70
[  241.350324]  ? __switch_to_asm+0x34/0x70
[  241.354381]  ? __switch_to_asm+0x40/0x70
[  241.358438]  ? __switch_to_asm+0x40/0x70
[  241.362497]  ? __switch_to_asm+0x34/0x70
[  241.366556]  ? __switch_to_asm+0x34/0x70
[  241.370612]  ? __switch_to_asm+0x40/0x70
[  241.374673]  ? __switch_to_asm+0x34/0x70
[  241.378748]  bpf_clone_redirect+0xb9/0x490
[  241.382995]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  241.388023]  ? __sched_text_start+0x8/0x8
[  241.392172]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  241.396940]  ? find_held_lock+0x36/0x1c0
[  241.401006]  ? lock_acquire+0x1ed/0x520
[  241.404977]  ? bpf_test_run+0x32e/0x5a0
[  241.408953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.414494]  ? check_preemption_disabled+0x48/0x200
[  241.419518]  ? kasan_check_read+0x11/0x20
[  241.423667]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.428941]  ? rcu_bh_qs+0xc0/0xc0
[  241.432486]  ? preempt_schedule+0x4d/0x60
[  241.436634]  ? ___preempt_schedule+0x16/0x18
[  241.441050]  ? bpf_test_run+0x1c0/0x5a0
[  241.445039]  ? netlink_diag_dump+0x2a0/0x2a0
[  241.449453]  ? bpf_prog_test_run_skb+0x452/0xb40
[  241.454213]  ? bpf_prog_test_run_skb+0x634/0xb40
[  241.458973]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  241.463818]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  241.469373]  ? fput+0x130/0x1a0
[  241.472658]  ? __bpf_prog_get+0x9b/0x290
[  241.476724]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  241.481565]  ? bpf_prog_test_run+0x130/0x1a0
[  241.485979]  ? __x64_sys_bpf+0x3d8/0x510
[  241.490040]  ? bpf_prog_get+0x20/0x20
[  241.493859]  ? do_syscall_64+0x1b9/0x820
[  241.497922]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  241.503299]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.508231]  ? trace_hardirqs_off+0x300/0x300
[  241.512737]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  241.517757]  ? recalc_sigpending_tsk+0x180/0x180
[  241.522524]  ? kasan_check_write+0x14/0x20
[  241.526764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.531623]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  241.537003] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  241.537075] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.543927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.543932] Call Trace:
[  241.543939]  <IRQ>
[  241.543954]  dump_stack+0x1c4/0x2b4
[  241.543969]  ? dump_stack_print_info.cold.2+0x52/0x52
[  241.543995]  warn_alloc.cold.118+0xb7/0x1bd
[  241.550548] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.559811]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.562369] syz-executor7 cpuset=
[  241.564515]  ? lock_downgrade+0x900/0x900
[  241.568111] syz7
[  241.573308]  ? trace_hardirqs_off+0xb8/0x300
[  241.577603]  mems_allowed=0
[  241.588085]  ? trace_hardirqs_off+0xb8/0x300
[  241.614140]  __alloc_pages_slowpath+0x2667/0x2d80
[  241.619012]  ? warn_alloc+0x120/0x120
[  241.622819]  ? warn_alloc+0x120/0x120
[  241.626626]  ? print_usage_bug+0xc0/0xc0
[  241.630687]  ? warn_alloc+0x120/0x120
[  241.634490]  ? print_usage_bug+0xc0/0xc0
[  241.638556]  ? __lock_acquire+0x7ec/0x4ec0
[  241.642792]  ? __lock_acquire+0x7ec/0x4ec0
[  241.647033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.652569]  ? should_fail+0x22d/0xd01
[  241.656461]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.661565]  ? __lock_acquire+0x7ec/0x4ec0
[  241.665804]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.670905]  ? __lock_acquire+0x7ec/0x4ec0
[  241.675139]  ? should_fail+0x22d/0xd01
[  241.679299]  ? mark_held_locks+0x130/0x130
[  241.683538]  ? mark_held_locks+0x130/0x130
[  241.687772]  ? graph_lock+0x170/0x170
[  241.691570]  ? graph_lock+0x170/0x170
[  241.695376]  ? graph_lock+0x170/0x170
[  241.699174]  ? print_usage_bug+0xc0/0xc0
[  241.703233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.708782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.714322]  ? check_preemption_disabled+0x48/0x200
[  241.719336]  ? check_preemption_disabled+0x48/0x200
[  241.724361]  ? __lock_is_held+0xb5/0x140
[  241.728432]  __alloc_pages_nodemask+0xa80/0xde0
[  241.733100]  ? graph_lock+0x170/0x170
[  241.736902]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.741917]  ? graph_lock+0x170/0x170
[  241.745725]  ? find_held_lock+0x36/0x1c0
[  241.749812]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.754485]  ? lock_downgrade+0x900/0x900
[  241.758641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.764184]  cache_grow_begin+0x91/0x8c0
[  241.768249]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.772678]  fallback_alloc+0x203/0x2e0
[  241.776658]  ____cache_alloc_node+0x1c7/0x1e0
[  241.781160]  kmem_cache_alloc_node+0xe3/0x730
[  241.785655]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.789902]  __alloc_skb+0x119/0x770
[  241.793619]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.798897]  ? skb_scrub_packet+0x490/0x490
[  241.803221]  ? lock_downgrade+0x900/0x900
[  241.807377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.812915]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.818372]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.823822]  ? addrconf_rs_timer+0x6f0/0x6f0
[  241.828244]  ndisc_alloc_skb+0x144/0x340
[  241.832319]  ndisc_send_rs+0x331/0x6e0
[  241.836219]  addrconf_rs_timer+0x3c0/0x6f0
[  241.840463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.844716]  call_timer_fn+0x272/0x920
[  241.848607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.852841]  ? process_timeout+0x40/0x40
[  241.856900]  ? find_held_lock+0x36/0x1c0
[  241.860973]  ? mark_held_locks+0xc7/0x130
[  241.865125]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.869619]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.874116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.878356]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  241.882943]  ? trace_hardirqs_on+0xbd/0x310
[  241.887275]  ? kasan_check_read+0x11/0x20
[  241.891428]  ? __run_timers+0x7da/0xc70
[  241.895406]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.900864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.905105]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.909349]  __run_timers+0x7e5/0xc70
[  241.913166]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  241.918528]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  241.923547]  ? graph_lock+0x170/0x170
[  241.927350]  ? print_usage_bug+0xc0/0xc0
[  241.931406]  ? lock_release+0x970/0x970
[  241.935381]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  241.940582]  ? find_held_lock+0x36/0x1c0
[  241.944647]  ? graph_lock+0x170/0x170
[  241.948452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.954005]  ? check_preemption_disabled+0x48/0x200
[  241.959029]  ? __lock_is_held+0xb5/0x140
[  241.963094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.968634]  ? check_preemption_disabled+0x48/0x200
[  241.973673]  run_timer_softirq+0x52/0xb0
[  241.977740]  ? rcu_read_lock_sched_held+0x108/0x120
[  241.982762]  __do_softirq+0x30b/0xad8
[  241.986573]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  241.991681]  ? pvclock_read_flags+0x160/0x160
[  241.996179]  ? lapic_next_event+0x5a/0x90
[  242.000328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.005873]  ? check_preemption_disabled+0x48/0x200
[  242.010890]  ? check_preemption_disabled+0x48/0x200
[  242.015916]  ? kvm_clock_read+0x18/0x30
[  242.019889]  ? kvm_sched_clock_read+0x9/0x20
[  242.024307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.029848]  ? check_preemption_disabled+0x48/0x200
[  242.034876]  irq_exit+0x17f/0x1c0
[  242.038337]  smp_apic_timer_interrupt+0x1cb/0x760
[  242.043181]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.049067]  ? interrupt_entry+0xb5/0xf0
[  242.053134]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.058149]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.063164]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.068026]  ? trace_hardirqs_off+0x300/0x300
[  242.072516]  ? trace_hardirqs_off+0x300/0x300
[  242.077017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.082556]  ? check_preemption_disabled+0x48/0x200
[  242.087568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.093121]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.097975]  apic_timer_interrupt+0xf/0x20
[  242.102201]  </IRQ>
[  242.104440] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  242.109719] 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
[  242.128621] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  242.136430] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  242.143714] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  242.150982] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  242.158252] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  242.165540] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  242.172830]  ? arch_local_irq_restore+0x45/0x52
[  242.177507]  dump_stack+0x26a/0x2b4
[  242.181140]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.186334]  ? mark_held_locks+0x130/0x130
[  242.190569]  ? mark_held_locks+0x130/0x130
[  242.194807]  dump_header+0x27b/0xf72
[  242.198535]  ? pagefault_out_of_memory+0x197/0x197
[  242.203474]  ? mark_held_locks+0x130/0x130
[  242.207708]  ? __lock_acquire+0x7ec/0x4ec0
[  242.211941]  ? mem_cgroup_charge_statistics+0x780/0x780
[  242.217308]  ? print_usage_bug+0xc0/0xc0
[  242.221371]  ? print_usage_bug+0xc0/0xc0
[  242.225436]  ? graph_lock+0x170/0x170
[  242.229233]  ? graph_lock+0x170/0x170
[  242.233043]  ? print_usage_bug+0xc0/0xc0
[  242.237101]  ? print_usage_bug+0xc0/0xc0
[  242.241172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.246717]  ? find_held_lock+0x36/0x1c0
[  242.250788]  ? mark_held_locks+0xc7/0x130
[  242.254938]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  242.260041]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  242.265146]  ? lockdep_hardirqs_on+0x421/0x5c0
[  242.269727]  ? trace_hardirqs_on+0xbd/0x310
[  242.274047]  ? kasan_check_read+0x11/0x20
[  242.278197]  ? ___ratelimit+0x36f/0x655
[  242.282196]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.287646]  ? trace_hardirqs_on+0x310/0x310
[  242.292057]  ? lock_downgrade+0x900/0x900
[  242.296214]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  242.301316]  ? ___ratelimit+0xaa/0x655
[  242.305209]  ? idr_get_free+0xec0/0xec0
[  242.309184]  ? kasan_check_write+0x14/0x20
[  242.313418]  ? do_raw_spin_lock+0xc1/0x200
[  242.317677]  oom_kill_process.cold.27+0x10/0x903
[  242.322433]  ? graph_lock+0x170/0x170
[  242.326234]  ? _raw_spin_unlock+0x2c/0x50
[  242.330406]  ? oom_badness+0xe6/0xaa0
[  242.334211]  ? oom_evaluate_task+0x540/0x540
[  242.338626]  ? find_held_lock+0x36/0x1c0
[  242.342693]  ? out_of_memory+0x974/0x14c0
[  242.346839]  ? lock_downgrade+0x900/0x900
[  242.350988]  ? check_preemption_disabled+0x48/0x200
[  242.356009]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.361809]  ? kasan_check_read+0x11/0x20
[  242.365960]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.371237]  ? rcu_bh_qs+0xc0/0xc0
[  242.374799]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  242.380335]  ? oom_evaluate_task+0x302/0x540
[  242.384752]  out_of_memory+0xa86/0x14c0
[  242.388735]  ? oom_killer_disable+0x3a0/0x3a0
[  242.393234]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  242.398180]  ? __mutex_add_waiter+0x2a0/0x2a0
[  242.402691]  __alloc_pages_slowpath+0x2318/0x2d80
[  242.407563]  ? warn_alloc+0x120/0x120
[  242.411370]  ? __radix_tree_lookup+0x4c0/0x4c0
[  242.415967]  ? find_get_entry+0x2f2/0xc40
[  242.420122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.425676]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  242.430611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.436147]  ? should_fail+0x22d/0xd01
[  242.440038]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.445139]  ? __lock_is_held+0xb5/0x140
[  242.449226]  ? __lock_is_held+0xb5/0x140
[  242.453303]  ? find_held_lock+0x36/0x1c0
[  242.457372]  ? ___might_sleep+0x1ed/0x300
[  242.461525]  ? lock_release+0x970/0x970
[  242.465498]  ? arch_local_save_flags+0x40/0x40
[  242.470088]  ? __might_sleep+0x95/0x190
[  242.474069]  __alloc_pages_nodemask+0xa80/0xde0
[  242.478748]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  242.483769]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.489570]  ? kasan_check_read+0x11/0x20
[  242.493718]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.498999]  ? graph_lock+0x170/0x170
[  242.502801]  ? print_usage_bug+0xc0/0xc0
[  242.506867]  ? graph_lock+0x170/0x170
[  242.510666]  ? graph_lock+0x170/0x170
[  242.514465]  ? __do_page_cache_readahead+0x7ce/0x980
[  242.519577]  ? find_held_lock+0x36/0x1c0
[  242.523643]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  242.529184]  alloc_pages_current+0x10c/0x210
[  242.533593]  ? lock_downgrade+0x900/0x900
[  242.537743]  __page_cache_alloc+0x38f/0x5b0
[  242.542067]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.548321]  ? kasan_check_read+0x11/0x20
[  242.552474]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.557755]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  242.562429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.567974]  ? check_preemption_disabled+0x48/0x200
[  242.573004]  filemap_fault+0x1594/0x25f0
[  242.577080]  ? __lock_page_or_retry+0xa00/0xa00
[  242.581749]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.587546]  ? kasan_check_read+0x11/0x20
[  242.591699]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.596978]  ? rcu_bh_qs+0xc0/0xc0
[  242.600527]  ? print_usage_bug+0xc0/0xc0
[  242.604595]  ? filemap_map_pages+0xdea/0x1980
[  242.609100]  ? print_usage_bug+0xc0/0xc0
[  242.613173]  ? find_get_pages_range_tag+0x1320/0x1320
[  242.618368]  ? print_usage_bug+0xc0/0xc0
[  242.622428]  ? __lock_acquire+0x7ec/0x4ec0
[  242.626665]  ? graph_lock+0x170/0x170
[  242.630465]  ? __sigqueue_free.part.27+0x7d/0xa0
[  242.635229]  ? __lock_acquire+0x7ec/0x4ec0
[  242.639488]  ? lock_acquire+0x1ed/0x520
[  242.643473]  ? ext4_filemap_fault+0x7a/0xad
[  242.647800]  ? lock_release+0x970/0x970
[  242.651777]  ? arch_local_save_flags+0x40/0x40
[  242.656367]  ? mark_held_locks+0x130/0x130
[  242.660615]  ? down_read+0xb0/0x1d0
[  242.664244]  ? ext4_filemap_fault+0x7a/0xad
[  242.668576]  ? __down_interruptible+0x700/0x700
[  242.673245]  ? graph_lock+0x170/0x170
[  242.677063]  ? __sigqueue_free.part.27+0x7d/0xa0
[  242.681833]  ext4_filemap_fault+0x82/0xad
[  242.685987]  __do_fault+0x100/0x6b0
[  242.689614]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.694895]  ? print_bad_pte+0x6c0/0x6c0
[  242.698966]  ? pmd_val+0x88/0x100
[  242.702421]  ? add_mm_counter_fast+0xd0/0xd0
[  242.706826]  ? pmd_val+0x88/0x100
[  242.710291]  ? add_mm_counter_fast+0xd0/0xd0
[  242.714709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.720252]  __handle_mm_fault+0x3709/0x53e0
[  242.724685]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  242.729528]  ? graph_lock+0x170/0x170
[  242.733330]  ? print_usage_bug+0xc0/0xc0
[  242.737393]  ? graph_lock+0x170/0x170
[  242.741191]  ? graph_lock+0x170/0x170
[  242.745013]  ? handle_mm_fault+0x42a/0xc70
[  242.749248]  ? lock_downgrade+0x900/0x900
[  242.753414]  ? check_preemption_disabled+0x48/0x200
[  242.758435]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.764236]  ? kasan_check_read+0x11/0x20
[  242.768396]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.773675]  ? rcu_bh_qs+0xc0/0xc0
[  242.777217]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.782669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.788210]  ? check_preemption_disabled+0x48/0x200
[  242.793236]  handle_mm_fault+0x54f/0xc70
[  242.797314]  ? __handle_mm_fault+0x53e0/0x53e0
[  242.801897]  ? find_vma+0x34/0x190
[  242.805441]  __do_page_fault+0x67d/0xed0
[  242.809514]  ? mm_fault_error+0x380/0x380
[  242.813670]  ? syscall_slow_exit_work+0x520/0x520
[  242.818521]  do_page_fault+0xf2/0x7e0
[  242.822325]  ? vmalloc_sync_all+0x30/0x30
[  242.826477]  ? error_entry+0x70/0xd0
[  242.830192]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.835209]  ? trace_hardirqs_on_caller+0xc0/0x300
[  242.840138]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.845065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.849905]  ? trace_hardirqs_off+0x300/0x300
[  242.854396]  ? trace_hardirqs_off_caller+0x300/0x300
[  242.859505]  ? prepare_exit_to_usermode+0x291/0x3b0
[  242.864524]  ? page_fault+0x8/0x30
[  242.868067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.872911]  ? page_fault+0x8/0x30
[  242.876449]  page_fault+0x1e/0x30
[  242.879897] RIP: 0033:0x45db60
[  242.883091] Code: Bad RIP value.
[  242.886448] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  242.891813] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  242.899076] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  242.906340] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  242.913603] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  242.920869] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  242.928159] warn_alloc_show_mem: 1 callbacks suppressed
[  242.928171] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  242.928173] Mem-Info:
[  242.928204] active_anon:38738 inactive_anon:372 isolated_anon:0
[  242.928204]  active_file:16 inactive_file:22 isolated_file:0
[  242.928204]  unevictable:0 dirty:0 writeback:0 unstable:0
[  242.928204]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  242.928204]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  242.928204]  free:13555 free_pcp:233 free_cma:0
[  242.933536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  242.933545] Call Trace:
[  242.940740] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  242.943138]  <IRQ>
[  242.976006] Node 0 
[  242.985365]  dump_stack+0x1c4/0x2b4
[  242.987947] 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
[  243.015603]  ? dump_stack_print_info.cold.2+0x52/0x52
[  243.017727] lowmem_reserve[]:
[  243.019966]  warn_alloc.cold.118+0xb7/0x1bd
[  243.023555]  0
[  243.049056]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  243.054217]  2817
[  243.057315]  ? lock_downgrade+0x900/0x900
[  243.061609]  6321
[  243.063408]  ? trace_hardirqs_off+0xb8/0x300
[  243.068218]  6321
[  243.070287]  ? trace_hardirqs_off+0xb8/0x300
[  243.076473]  __alloc_pages_slowpath+0x2667/0x2d80
[  243.080852] Node 0 
[  243.082934]  ? warn_alloc+0x120/0x120
[  243.087322] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  243.092132]  ? trace_hardirqs_on+0x310/0x310
[  243.094340] lowmem_reserve[]:
[  243.098131]  ? warn_alloc+0x120/0x120
[  243.124821]  0 0
[  243.129241]  ? print_usage_bug+0xc0/0xc0
[  243.132315]  3503
[  243.136110]  ? warn_alloc+0x120/0x120
[  243.138058]  3503
[  243.142113]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  243.147940]  ? print_usage_bug+0xc0/0xc0
[  243.149978] Node 0 
[  243.154985]  ? __lock_acquire+0x7ec/0x4ec0
[  243.159043] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  243.161251]  ? __lock_acquire+0x7ec/0x4ec0
[  243.165469] lowmem_reserve[]:
[  243.193869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.198074]  0
[  243.201174]  ? should_fail+0x22d/0xd01
[  243.206673]  0 0
[  243.208477]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.212335]  0
[  243.214307]  ? __lock_acquire+0x7ec/0x4ec0
[  243.221182]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.225388] Node 0 
[  243.230477]  ? __lock_acquire+0x7ec/0x4ec0
[  243.230487] DMA: 
[  243.232718]  ? should_fail+0x22d/0xd01
[  243.236930] 1*4kB 
[  243.238992]  ? print_usage_bug+0xc0/0xc0
[  243.242848] (U) 
[  243.244995]  ? mark_held_locks+0x130/0x130
[  243.249022] 0*8kB 
[  243.250991]  ? mark_held_locks+0x130/0x130
[  243.255198] 0*16kB 
[  243.257342]  ? graph_lock+0x170/0x170
[  243.261547] 1*32kB 
[  243.263783]  ? print_usage_bug+0xc0/0xc0
[  243.267556] (U) 
[  243.269794]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  243.273824] 2*64kB 
[  243.275799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.280519] (U) 1*128kB 
[  243.282764]  ? check_preemption_disabled+0x48/0x200
[  243.288283] (U) 
[  243.290951]  ? check_preemption_disabled+0x48/0x200
[  243.295938] 1*256kB 
[  243.297915]  ? __lock_is_held+0xb5/0x140
[  243.302894] (U) 
[  243.305214]  __alloc_pages_nodemask+0xa80/0xde0
[  243.309243] 0*512kB 
[  243.311219]  ? graph_lock+0x170/0x170
[  243.315863] 1*1024kB 
[  243.318181]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.321954] (U) 
[  243.324360]  ? graph_lock+0x170/0x170
[  243.329352] 1*2048kB 
[  243.331324]  ? find_held_lock+0x36/0x1c0
[  243.335096] (M) 
[  243.337506]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.341533] 3*4096kB 
[  243.343501]  ? lock_downgrade+0x900/0x900
[  243.348145] (M) 
[  243.350556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.354679] = 15908kB
[  243.356650]  cache_grow_begin+0x91/0x8c0
[  243.362162] Node 0 
[  243.364565]  ? do_raw_spin_unlock+0xa7/0x2f0
[  243.368599] DMA32: 
[  243.370842]  fallback_alloc+0x203/0x2e0
[  243.375217] 2*4kB 
[  243.377450]  ____cache_alloc_node+0x1c7/0x1e0
[  243.381397] (M) 
[  243.383547]  kmem_cache_alloc_node+0xe3/0x730
[  243.388013] 1*8kB 
[  243.389985]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.394450] (U) 
[  243.396599]  __alloc_skb+0x119/0x770
[  243.400803] 3*16kB 
[  243.402779]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.406463] (M) 
[  243.408694]  ? skb_scrub_packet+0x490/0x490
[  243.413942] 2*32kB 
[  243.415915]  ? lock_downgrade+0x900/0x900
[  243.420208] (UM) 
[  243.422443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.426557] 2*64kB 
[  243.428625]  ? refcount_sub_and_test_checked+0x203/0x310
[  243.434131] (M) 
[  243.436367]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  243.441788] 3*128kB 
[  243.443759]  ? addrconf_rs_timer+0x6f0/0x6f0
[  243.449176] (M) 
[  243.451503]  ndisc_alloc_skb+0x144/0x340
[  243.455888] 2*256kB 
[  243.457861]  ndisc_send_rs+0x331/0x6e0
[  243.461895] (M) 
[  243.464217]  addrconf_rs_timer+0x3c0/0x6f0
[  243.468075] 3*512kB 
[  243.470049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.474266] (M) 
[  243.476596]  call_timer_fn+0x272/0x920
[  243.480796] 4*1024kB 
[  243.482774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.486629] (UM) 
[  243.489034]  ? process_timeout+0x40/0x40
[  243.493236] 3*2048kB (UM) 
[  243.495308]  ? find_held_lock+0x36/0x1c0
[  243.499342] 3*4096kB 
[  243.502184]  ? __run_timers+0x7da/0xc70
[  243.506210] (M) 
[  243.508613]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.512561] = 25216kB
[  243.514529]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.518999] Node 0 
[  243.521407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.525873] Normal: 
[  243.528106]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  243.532310] 808*4kB 
[  243.534625]  ? trace_hardirqs_on+0xbd/0x310
[  243.539176] (UME) 
[  243.541495]  ? kasan_check_read+0x11/0x20
[  243.545821] 439*8kB 
[  243.547965]  ? __run_timers+0x7da/0xc70
[  243.552112] (UME) 
[  243.554434]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.558378] 179*16kB 
[  243.560524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.565943] (UMEH) 
[  243.568353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.572558] 64*32kB 
[  243.574795]  __run_timers+0x7e5/0xc70
[  243.578998] (UMEH) 
[  243.581324]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  243.585090] 19*64kB 
[  243.587323]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.592652] (UMEH) 2*128kB 
[  243.594978]  ? graph_lock+0x170/0x170
[  243.599969] (UM) 
[  243.602895]  ? enqueue_hrtimer+0x1a5/0x560
[  243.606669] 0*256kB 
[  243.608725]  ? lock_release+0x970/0x970
[  243.612930] 0*512kB 
[  243.615245]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  243.619200] 0*1024kB 
[  243.621518]  ? find_held_lock+0x36/0x1c0
[  243.626678] 0*2048kB 
[  243.629081]  ? graph_lock+0x170/0x170
[  243.633111] 0*4096kB 
[  243.635515]  ? pvclock_read_flags+0x160/0x160
[  243.639298] = 13128kB
[  243.641702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.646171] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  243.648570]  ? check_preemption_disabled+0x48/0x200
[  243.654087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  243.662924]  ? __lock_is_held+0xb5/0x140
[  243.667911] 417 total pagecache pages
[  243.676983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.681030] 0 pages in swap cache
[  243.684821]  ? check_preemption_disabled+0x48/0x200
[  243.690328] Swap cache stats: add 0, delete 0, find 0/0
[  243.690337] Free swap  = 0kB
[  243.693803]  run_timer_softirq+0x52/0xb0
[  243.698778] Total swap = 0kB
[  243.698787] 1965979 pages RAM
[  243.704153]  ? rcu_read_lock_sched_held+0x108/0x120
[  243.707146] 0 pages HighMem/MovableOnly
[  243.711202]  __do_softirq+0x30b/0xad8
[  243.714189] 342744 pages reserved
[  243.714197] 0 pages cma reserved
[  243.717307]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  243.722363] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.726270]  ? pvclock_read_flags+0x160/0x160
[  243.730136] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.733496]  ? lapic_next_event+0x5a/0x90
[  243.736839] syz-fuzzer cpuset=
[  243.741939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.748409] /
[  243.752911]  ? check_preemption_disabled+0x48/0x200
[  243.763126]  mems_allowed=0
[  243.785618]  ? check_preemption_disabled+0x48/0x200
[  243.790653]  ? kvm_clock_read+0x18/0x30
[  243.794635]  ? kvm_sched_clock_read+0x9/0x20
[  243.799079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.804632]  ? check_preemption_disabled+0x48/0x200
[  243.809666]  irq_exit+0x17f/0x1c0
[  243.813129]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.817971]  ? smp_reschedule_interrupt+0x109/0x650
[  243.822988]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.828872]  ? interrupt_entry+0xb5/0xf0
[  243.832937]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.837954]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.842969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.847810]  ? trace_hardirqs_off+0x300/0x300
[  243.852303]  ? trace_hardirqs_off+0x300/0x300
[  243.856802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.862347]  ? check_preemption_disabled+0x48/0x200
[  243.867362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.872911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.877763]  apic_timer_interrupt+0xf/0x20
[  243.881997]  </IRQ>
[  243.884238] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  243.889178] 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
[  243.908106] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  243.915829] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  243.923102] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  243.930376] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  243.937646] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  243.944918] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  243.952236]  skb_clone+0x1bb/0x500
[  243.955797]  ? skb_split+0x11e0/0x11e0
[  243.959692]  ? preempt_notifier_register+0x200/0x200
[  243.964803]  ? __switch_to_asm+0x34/0x70
[  243.968874]  ? __switch_to_asm+0x34/0x70
[  243.972935]  ? __switch_to_asm+0x40/0x70
[  243.977011]  ? __switch_to_asm+0x34/0x70
[  243.981085]  ? __switch_to_asm+0x40/0x70
[  243.985147]  ? __switch_to_asm+0x40/0x70
[  243.989210]  ? __switch_to_asm+0x34/0x70
[  243.993286]  ? __switch_to_asm+0x34/0x70
[  243.997345]  ? __switch_to_asm+0x40/0x70
[  244.001401]  ? __switch_to_asm+0x34/0x70
[  244.005476]  bpf_clone_redirect+0xb9/0x490
[  244.009720]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  244.014762]  ? __sched_text_start+0x8/0x8
[  244.018920]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.023692]  ? find_held_lock+0x36/0x1c0
[  244.027786]  ? lock_acquire+0x1ed/0x520
[  244.031760]  ? bpf_test_run+0x32e/0x5a0
[  244.035744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.041296]  ? check_preemption_disabled+0x48/0x200
[  244.046325]  ? kasan_check_read+0x11/0x20
[  244.050478]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.055781]  ? rcu_bh_qs+0xc0/0xc0
[  244.059330]  ? preempt_schedule+0x4d/0x60
[  244.063477]  ? ___preempt_schedule+0x16/0x18
[  244.067896]  ? bpf_test_run+0x1c0/0x5a0
[  244.071884]  ? netlink_diag_dump+0x2a0/0x2a0
[  244.076300]  ? bpf_prog_test_run_skb+0x452/0xb40
[  244.081064]  ? bpf_prog_test_run_skb+0x634/0xb40
[  244.085829]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.090674]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  244.096208]  ? fput+0x130/0x1a0
[  244.099492]  ? __bpf_prog_get+0x9b/0x290
[  244.103556]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.108401]  ? bpf_prog_test_run+0x130/0x1a0
[  244.112860]  ? __x64_sys_bpf+0x3d8/0x510
[  244.116920]  ? bpf_prog_get+0x20/0x20
[  244.120744]  ? do_syscall_64+0x1b9/0x820
[  244.124815]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  244.130184]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.135119]  ? trace_hardirqs_off+0x300/0x300
[  244.139617]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  244.144632]  ? recalc_sigpending_tsk+0x180/0x180
[  244.149396]  ? kasan_check_write+0x14/0x20
[  244.153638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.158494]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.163877] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  244.163954] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.170803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.170808] Call Trace:
[  244.170815]  <IRQ>
[  244.170832]  dump_stack+0x1c4/0x2b4
[  244.170853]  ? dump_stack_print_info.cold.2+0x52/0x52
[  244.177407] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.186712]  warn_alloc.cold.118+0xb7/0x1bd
[  244.189274] syz-executor7 cpuset=syz7
[  244.191428]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.195037]  mems_allowed=0
[  244.200222]  ? lock_downgrade+0x900/0x900
[  244.230680]  ? trace_hardirqs_off+0xb8/0x300
[  244.235101]  ? trace_hardirqs_off+0xb8/0x300
[  244.239524]  __alloc_pages_slowpath+0x2667/0x2d80
[  244.244403]  ? warn_alloc+0x120/0x120
[  244.248209]  ? trace_hardirqs_on+0x310/0x310
[  244.252624]  ? warn_alloc+0x120/0x120
[  244.256427]  ? print_usage_bug+0xc0/0xc0
[  244.260491]  ? warn_alloc+0x120/0x120
[  244.264302]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  244.269319]  ? print_usage_bug+0xc0/0xc0
[  244.273383]  ? __lock_acquire+0x7ec/0x4ec0
[  244.277619]  ? __lock_acquire+0x7ec/0x4ec0
[  244.281856]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.287394]  ? should_fail+0x22d/0xd01
[  244.291305]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.296414]  ? __lock_acquire+0x7ec/0x4ec0
[  244.300655]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.305765]  ? __lock_acquire+0x7ec/0x4ec0
[  244.310007]  ? should_fail+0x22d/0xd01
[  244.313897]  ? print_usage_bug+0xc0/0xc0
[  244.317976]  ? mark_held_locks+0x130/0x130
[  244.322219]  ? mark_held_locks+0x130/0x130
[  244.326464]  ? graph_lock+0x170/0x170
[  244.330282]  ? print_usage_bug+0xc0/0xc0
[  244.334345]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.339107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.344648]  ? check_preemption_disabled+0x48/0x200
[  244.349667]  ? check_preemption_disabled+0x48/0x200
[  244.354707]  ? __lock_is_held+0xb5/0x140
[  244.358779]  __alloc_pages_nodemask+0xa80/0xde0
[  244.363455]  ? graph_lock+0x170/0x170
[  244.367276]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  244.372307]  ? graph_lock+0x170/0x170
[  244.376125]  ? find_held_lock+0x36/0x1c0
[  244.380200]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.384874]  ? lock_downgrade+0x900/0x900
[  244.389039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.394589]  cache_grow_begin+0x91/0x8c0
[  244.398658]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.403080]  fallback_alloc+0x203/0x2e0
[  244.407063]  ____cache_alloc_node+0x1c7/0x1e0
[  244.411570]  kmem_cache_alloc_node+0xe3/0x730
[  244.416072]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.420325]  __alloc_skb+0x119/0x770
[  244.424049]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.429342]  ? skb_scrub_packet+0x490/0x490
[  244.433673]  ? lock_downgrade+0x900/0x900
[  244.437835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.443387]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.448849]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.454312]  ? addrconf_rs_timer+0x6f0/0x6f0
[  244.458739]  ndisc_alloc_skb+0x144/0x340
[  244.462809]  ndisc_send_rs+0x331/0x6e0
[  244.466703]  addrconf_rs_timer+0x3c0/0x6f0
[  244.470943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.475193]  call_timer_fn+0x272/0x920
[  244.479078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.483315]  ? process_timeout+0x40/0x40
[  244.487373]  ? find_held_lock+0x36/0x1c0
[  244.491441]  ? mark_held_locks+0xc7/0x130
[  244.495596]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.500094]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.504591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.508832]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  244.513418]  ? trace_hardirqs_on+0xbd/0x310
[  244.517745]  ? kasan_check_read+0x11/0x20
[  244.521897]  ? __run_timers+0x7da/0xc70
[  244.525876]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.531342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.535587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.539821]  __run_timers+0x7e5/0xc70
[  244.543637]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  244.549455]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  244.554474]  ? graph_lock+0x170/0x170
[  244.558298]  ? print_usage_bug+0xc0/0xc0
[  244.562360]  ? lock_release+0x970/0x970
[  244.566339]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  244.571540]  ? find_held_lock+0x36/0x1c0
[  244.575609]  ? graph_lock+0x170/0x170
[  244.579419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.584973]  ? check_preemption_disabled+0x48/0x200
[  244.590010]  ? __lock_is_held+0xb5/0x140
[  244.594275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.599847]  ? check_preemption_disabled+0x48/0x200
[  244.604877]  run_timer_softirq+0x52/0xb0
[  244.608941]  ? rcu_read_lock_sched_held+0x108/0x120
[  244.613984]  __do_softirq+0x30b/0xad8
[  244.617799]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  244.622919]  ? pvclock_read_flags+0x160/0x160
[  244.627416]  ? lapic_next_event+0x5a/0x90
[  244.631566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.637111]  ? check_preemption_disabled+0x48/0x200
[  244.642132]  ? check_preemption_disabled+0x48/0x200
[  244.647162]  ? kvm_clock_read+0x18/0x30
[  244.651139]  ? kvm_sched_clock_read+0x9/0x20
[  244.655554]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.661096]  ? check_preemption_disabled+0x48/0x200
[  244.666129]  irq_exit+0x17f/0x1c0
[  244.669587]  smp_apic_timer_interrupt+0x1cb/0x760
[  244.674434]  ? smp_call_function_single_interrupt+0x650/0x650
[  244.680324]  ? interrupt_entry+0xb5/0xf0
[  244.684392]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.689407]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.694426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.699284]  ? trace_hardirqs_off+0x300/0x300
[  244.703784]  ? trace_hardirqs_off+0x300/0x300
[  244.708294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.713837]  ? check_preemption_disabled+0x48/0x200
[  244.718852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.724397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.729248]  apic_timer_interrupt+0xf/0x20
[  244.733490]  </IRQ>
[  244.735731] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  244.741007] 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
[  244.759936] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  244.767655] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  244.774928] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  244.782202] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  244.789476] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  244.796745] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  244.804058]  ? arch_local_irq_restore+0x45/0x52
[  244.808742]  dump_stack+0x26a/0x2b4
[  244.812386]  ? dump_stack_print_info.cold.2+0x52/0x52
[  244.817594]  ? mark_held_locks+0x130/0x130
[  244.821831]  ? mark_held_locks+0x130/0x130
[  244.826073]  dump_header+0x27b/0xf72
[  244.829800]  ? pagefault_out_of_memory+0x197/0x197
[  244.834733]  ? mark_held_locks+0x130/0x130
[  244.838972]  ? __lock_acquire+0x7ec/0x4ec0
[  244.843211]  ? mem_cgroup_charge_statistics+0x780/0x780
[  244.848579]  ? print_usage_bug+0xc0/0xc0
[  244.852642]  ? print_usage_bug+0xc0/0xc0
[  244.856721]  ? graph_lock+0x170/0x170
[  244.860535]  ? graph_lock+0x170/0x170
[  244.864337]  ? print_usage_bug+0xc0/0xc0
[  244.868397]  ? print_usage_bug+0xc0/0xc0
[  244.872469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.878010]  ? find_held_lock+0x36/0x1c0
[  244.882076]  ? mark_held_locks+0xc7/0x130
[  244.886230]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  244.891345]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  244.896453]  ? lockdep_hardirqs_on+0x421/0x5c0
[  244.901036]  ? trace_hardirqs_on+0xbd/0x310
[  244.905357]  ? kasan_check_read+0x11/0x20
[  244.909503]  ? ___ratelimit+0x36f/0x655
[  244.913481]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.918936]  ? trace_hardirqs_on+0x310/0x310
[  244.923349]  ? lock_downgrade+0x900/0x900
[  244.927509]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  244.932621]  ? ___ratelimit+0xaa/0x655
[  244.936519]  ? idr_get_free+0xec0/0xec0
[  244.940501]  ? kasan_check_write+0x14/0x20
[  244.944739]  ? do_raw_spin_lock+0xc1/0x200
[  244.948987]  oom_kill_process.cold.27+0x10/0x903
[  244.953746]  ? graph_lock+0x170/0x170
[  244.957553]  ? _raw_spin_unlock+0x2c/0x50
[  244.961704]  ? oom_badness+0xe6/0xaa0
[  244.965516]  ? oom_evaluate_task+0x540/0x540
[  244.969935]  ? find_held_lock+0x36/0x1c0
[  244.974009]  ? out_of_memory+0x974/0x14c0
[  244.978164]  ? lock_downgrade+0x900/0x900
[  244.982313]  ? check_preemption_disabled+0x48/0x200
[  244.987341]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  244.993143]  ? kasan_check_read+0x11/0x20
[  244.997304]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.002586]  ? rcu_bh_qs+0xc0/0xc0
[  245.006131]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  245.011668]  ? oom_evaluate_task+0x302/0x540
[  245.016088]  out_of_memory+0xa86/0x14c0
[  245.020075]  ? oom_killer_disable+0x3a0/0x3a0
[  245.024573]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  245.029509]  ? __mutex_add_waiter+0x2a0/0x2a0
[  245.034023]  __alloc_pages_slowpath+0x2318/0x2d80
[  245.038900]  ? warn_alloc+0x120/0x120
[  245.042705]  ? __radix_tree_lookup+0x4c0/0x4c0
[  245.047317]  ? find_get_entry+0x2f2/0xc40
[  245.051474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.057020]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  245.061956]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.067501]  ? should_fail+0x22d/0xd01
[  245.071396]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.076501]  ? __lock_is_held+0xb5/0x140
[  245.080591]  ? __lock_is_held+0xb5/0x140
[  245.084656]  ? find_held_lock+0x36/0x1c0
[  245.088719]  ? ___might_sleep+0x1ed/0x300
[  245.092867]  ? lock_release+0x970/0x970
[  245.096844]  ? arch_local_save_flags+0x40/0x40
[  245.101442]  ? __might_sleep+0x95/0x190
[  245.105420]  __alloc_pages_nodemask+0xa80/0xde0
[  245.110097]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.115114]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.120913]  ? kasan_check_read+0x11/0x20
[  245.125064]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.130343]  ? graph_lock+0x170/0x170
[  245.134145]  ? print_usage_bug+0xc0/0xc0
[  245.138209]  ? graph_lock+0x170/0x170
[  245.142005]  ? graph_lock+0x170/0x170
[  245.145807]  ? __do_page_cache_readahead+0x7ce/0x980
[  245.150920]  ? find_held_lock+0x36/0x1c0
[  245.154989]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  245.160531]  alloc_pages_current+0x10c/0x210
[  245.164941]  ? lock_downgrade+0x900/0x900
[  245.169096]  __page_cache_alloc+0x38f/0x5b0
[  245.173422]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.179220]  ? kasan_check_read+0x11/0x20
[  245.183372]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.188654]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  245.193330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.198874]  ? check_preemption_disabled+0x48/0x200
[  245.203903]  filemap_fault+0x1594/0x25f0
[  245.207983]  ? __lock_page_or_retry+0xa00/0xa00
[  245.212656]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.218459]  ? kasan_check_read+0x11/0x20
[  245.222613]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.227896]  ? rcu_bh_qs+0xc0/0xc0
[  245.231448]  ? print_usage_bug+0xc0/0xc0
[  245.235520]  ? filemap_map_pages+0xdea/0x1980
[  245.240031]  ? print_usage_bug+0xc0/0xc0
[  245.244105]  ? find_get_pages_range_tag+0x1320/0x1320
[  245.249302]  ? print_usage_bug+0xc0/0xc0
[  245.253366]  ? __lock_acquire+0x7ec/0x4ec0
[  245.257602]  ? graph_lock+0x170/0x170
[  245.261408]  ? __sigqueue_free.part.27+0x7d/0xa0
[  245.266183]  ? __lock_acquire+0x7ec/0x4ec0
[  245.270445]  ? lock_acquire+0x1ed/0x520
[  245.274426]  ? ext4_filemap_fault+0x7a/0xad
[  245.278764]  ? lock_release+0x970/0x970
[  245.282748]  ? arch_local_save_flags+0x40/0x40
[  245.287336]  ? mark_held_locks+0x130/0x130
[  245.291586]  ? down_read+0xb0/0x1d0
[  245.295214]  ? ext4_filemap_fault+0x7a/0xad
[  245.299536]  ? __down_interruptible+0x700/0x700
[  245.304209]  ? graph_lock+0x170/0x170
[  245.308012]  ? __sigqueue_free.part.27+0x7d/0xa0
[  245.312783]  ext4_filemap_fault+0x82/0xad
[  245.316938]  __do_fault+0x100/0x6b0
[  245.320575]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.325861]  ? print_bad_pte+0x6c0/0x6c0
[  245.329931]  ? pmd_val+0x88/0x100
[  245.333392]  ? add_mm_counter_fast+0xd0/0xd0
[  245.337804]  ? pmd_val+0x88/0x100
[  245.341265]  ? add_mm_counter_fast+0xd0/0xd0
[  245.345690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.351238]  __handle_mm_fault+0x3709/0x53e0
[  245.355672]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  245.360518]  ? graph_lock+0x170/0x170
[  245.364320]  ? print_usage_bug+0xc0/0xc0
[  245.368384]  ? graph_lock+0x170/0x170
[  245.372187]  ? graph_lock+0x170/0x170
[  245.376013]  ? handle_mm_fault+0x42a/0xc70
[  245.380250]  ? lock_downgrade+0x900/0x900
[  245.384419]  ? check_preemption_disabled+0x48/0x200
[  245.389443]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.395245]  ? kasan_check_read+0x11/0x20
[  245.399412]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.404691]  ? rcu_bh_qs+0xc0/0xc0
[  245.408234]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.413703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.419252]  ? check_preemption_disabled+0x48/0x200
[  245.424312]  handle_mm_fault+0x54f/0xc70
[  245.428386]  ? __handle_mm_fault+0x53e0/0x53e0
[  245.432975]  ? find_vma+0x34/0x190
[  245.436524]  __do_page_fault+0x67d/0xed0
[  245.440599]  ? mm_fault_error+0x380/0x380
[  245.444756]  ? syscall_slow_exit_work+0x520/0x520
[  245.449612]  do_page_fault+0xf2/0x7e0
[  245.453420]  ? vmalloc_sync_all+0x30/0x30
[  245.457574]  ? error_entry+0x70/0xd0
[  245.461306]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.466330]  ? trace_hardirqs_on_caller+0xc0/0x300
[  245.471277]  ? syscall_return_slowpath+0x5e0/0x5e0
[  245.476213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.481065]  ? trace_hardirqs_off+0x300/0x300
[  245.485569]  ? trace_hardirqs_off_caller+0x300/0x300
[  245.490681]  ? prepare_exit_to_usermode+0x291/0x3b0
[  245.495703]  ? page_fault+0x8/0x30
[  245.499254]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.504124]  ? page_fault+0x8/0x30
[  245.507670]  page_fault+0x1e/0x30
[  245.511127] RIP: 0033:0x45db60
[  245.514325] Code: Bad RIP value.
[  245.517684] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  245.523070] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  245.530345] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  245.537619] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  245.544892] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  245.552165] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  245.559462] warn_alloc_show_mem: 1 callbacks suppressed
[  245.559474] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  245.559476] Mem-Info:
[  245.559508] active_anon:38738 inactive_anon:372 isolated_anon:0
[  245.559508]  active_file:16 inactive_file:22 isolated_file:0
[  245.559508]  unevictable:0 dirty:0 writeback:0 unstable:0
[  245.559508]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  245.559508]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  245.559508]  free:13555 free_pcp:233 free_cma:0
[  245.564846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  245.564856] Call Trace:
[  245.572058] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  245.574458]  <IRQ>
[  245.607336] Node 0 
[  245.616708]  dump_stack+0x1c4/0x2b4
[  245.619303] 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
[  245.646983]  ? dump_stack_print_info.cold.2+0x52/0x52
[  245.649111] lowmem_reserve[]:
[  245.651355]  warn_alloc.cold.118+0xb7/0x1bd
[  245.654944]  0
[  245.680975]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  245.686147]  2817
[  245.689265]  ? lock_downgrade+0x900/0x900
[  245.693553]  6321
[  245.695358]  ? trace_hardirqs_off+0xb8/0x300
[  245.700161]  6321
[  245.702227]  ? trace_hardirqs_off+0xb8/0x300
[  245.706344] Node 0 
[  245.708409]  __alloc_pages_slowpath+0x2667/0x2d80
[  245.712810] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  245.714864]  ? warn_alloc+0x120/0x120
[  245.719220] lowmem_reserve[]:
[  245.721456]  ? warn_alloc+0x120/0x120
[  245.726285]  0
[  245.753003]  ? print_usage_bug+0xc0/0xc0
[  245.756778]  0
[  245.759877]  ? warn_alloc+0x120/0x120
[  245.763650]  3503
[  245.765445]  ? print_usage_bug+0xc0/0xc0
[  245.769479]  3503
[  245.771295]  ? __lock_acquire+0x7ec/0x4ec0
[  245.777126]  ? __lock_acquire+0x7ec/0x4ec0
[  245.781164] Node 0 
[  245.783223]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.787453] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  245.791651]  ? should_fail+0x22d/0xd01
[  245.793861] lowmem_reserve[]:
[  245.799390]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.827723]  0 0
[  245.831619]  ? __lock_acquire+0x7ec/0x4ec0
[  245.834690]  0 0
[  245.839804]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.845980]  ? __lock_acquire+0x7ec/0x4ec0
[  245.847928] Node 0 
[  245.853021]  ? should_fail+0x22d/0xd01
[  245.857229] DMA: 
[  245.859465]  ? mark_held_locks+0x130/0x130
[  245.863317] 1*4kB 
[  245.865373]  ? mark_held_locks+0x130/0x130
[  245.869578] (U) 
[  245.871718]  ? graph_lock+0x170/0x170
[  245.875927] 0*8kB 
[  245.877894]  ? graph_lock+0x170/0x170
[  245.881668] 0*16kB 
[  245.883808]  ? graph_lock+0x170/0x170
[  245.887582] 1*32kB 
[  245.889808]  ? print_usage_bug+0xc0/0xc0
[  245.893582] (U) 
[  245.895811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.899843] 2*64kB (U) 
[  245.901822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.907331] 1*128kB 
[  245.909910]  ? check_preemption_disabled+0x48/0x200
[  245.915417] (U) 
[  245.917734]  ? check_preemption_disabled+0x48/0x200
[  245.922723] 1*256kB 
[  245.924697]  ? __lock_is_held+0xb5/0x140
[  245.929676] (U) 
[  245.931994]  __alloc_pages_nodemask+0xa80/0xde0
[  245.936028] 0*512kB 
[  245.937998]  ? graph_lock+0x170/0x170
[  245.942642] 1*1024kB 
[  245.944961]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.948727] (U) 1*2048kB 
[  245.951136]  ? graph_lock+0x170/0x170
[  245.956126] (M) 
[  245.958912]  ? find_held_lock+0x36/0x1c0
[  245.962680] 3*4096kB 
[  245.964661]  ? ____cache_alloc_node+0x1c7/0x1e0
[  245.968681] (M) = 15908kB
[  245.971094]  ? lock_downgrade+0x900/0x900
[  245.975734] Node 0 
[  245.978491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.982609] DMA32: 
[  245.984840]  cache_grow_begin+0x91/0x8c0
[  245.990349] 2*4kB 
[  245.992579]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.996611] (M) 
[  245.998758]  fallback_alloc+0x203/0x2e0
[  246.003135] 1*8kB 
[  246.005107]  ____cache_alloc_node+0x1c7/0x1e0
[  246.009052] (U) 
[  246.011195]  kmem_cache_alloc_node+0xe3/0x730
[  246.015663] 3*16kB 
[  246.017631]  ? ipv6_get_ifaddr+0x42e/0x620
[  246.022095] (M) 
[  246.024332]  __alloc_skb+0x119/0x770
[  246.028538] 2*32kB 
[  246.030508]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.034189] (UM) 
[  246.036419]  ? skb_scrub_packet+0x490/0x490
[  246.041668] 2*64kB 
[  246.043721]  ? lock_downgrade+0x900/0x900
[  246.048015] (M) 
[  246.050253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.054383] 3*128kB 
[  246.056352]  ? refcount_sub_and_test_checked+0x203/0x310
[  246.061859] (M) 
[  246.064175]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  246.069601] 2*256kB 
[  246.071573]  ? addrconf_rs_timer+0x6f0/0x6f0
[  246.076996] (M) 
[  246.079381]  ndisc_alloc_skb+0x144/0x340
[  246.083755] 3*512kB 
[  246.085732]  ndisc_send_rs+0x331/0x6e0
[  246.089767] (M) 
[  246.092097]  addrconf_rs_timer+0x3c0/0x6f0
[  246.095954] 4*1024kB 
[  246.097922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.102179] (UM) 
[  246.104599]  call_timer_fn+0x272/0x920
[  246.108801] 3*2048kB 
[  246.110857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.114717] (UM) 
[  246.117120]  ? process_timeout+0x40/0x40
[  246.121332] 3*4096kB 
[  246.123391]  ? find_held_lock+0x36/0x1c0
[  246.127422] (M) 
[  246.129831]  ? __run_timers+0x7da/0xc70
[  246.133861] = 25216kB
[  246.135834]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.139777] Node 0 Normal: 
[  246.142188]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.146656] 808*4kB 
[  246.149578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.154045] (UME) 
[  246.156366]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  246.160566] 439*8kB (UME) 
[  246.162716]  ? trace_hardirqs_on+0xbd/0x310
[  246.167277] 179*16kB 
[  246.170117]  ? kasan_check_read+0x11/0x20
[  246.174406] (UMEH) 
[  246.176814]  ? __run_timers+0x7da/0xc70
[  246.180934] 64*32kB 
[  246.183165]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.187107] (UMEH) 
[  246.189439]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.194858] 19*64kB 
[  246.197102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.201309] (UMEH) 
[  246.203626]  __run_timers+0x7e5/0xc70
[  246.207833] 2*128kB 
[  246.210069]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  246.213832] (UM) 
[  246.216147]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.221481] 0*256kB 
[  246.223539]  ? graph_lock+0x170/0x170
[  246.228529] 0*512kB 
[  246.230842]  ? enqueue_hrtimer+0x1a5/0x560
[  246.234619] 0*1024kB 
[  246.236933]  ? lock_release+0x970/0x970
[  246.241145] 0*2048kB 
[  246.243544]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  246.247494] 0*4096kB 
[  246.249902]  ? find_held_lock+0x36/0x1c0
[  246.255066] = 13128kB
[  246.257470]  ? graph_lock+0x170/0x170
[  246.261508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  246.263902]  ? pvclock_read_flags+0x160/0x160
[  246.267680] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  246.276504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.280971] 417 total pagecache pages
[  246.289539]  ? check_preemption_disabled+0x48/0x200
[  246.295054] 0 pages in swap cache
[  246.298841]  ? __lock_is_held+0xb5/0x140
[  246.303840] Swap cache stats: add 0, delete 0, find 0/0
[  246.307286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.307305]  ? check_preemption_disabled+0x48/0x200
[  246.311340] Free swap  = 0kB
[  246.316701]  run_timer_softirq+0x52/0xb0
[  246.322205] Total swap = 0kB
[  246.327211]  ? rcu_read_lock_sched_held+0x108/0x120
[  246.330200] 1965979 pages RAM
[  246.334251]  __do_softirq+0x30b/0xad8
[  246.337256] 0 pages HighMem/MovableOnly
[  246.342287]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  246.345365] 342744 pages reserved
[  246.349158]  ? pvclock_read_flags+0x160/0x160
[  246.353106] 0 pages cma reserved
[  246.358199]  ? lapic_next_event+0x5a/0x90
[  246.361708] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  246.366115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.369540] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  246.373599]  ? check_preemption_disabled+0x48/0x200
[  246.380065] syz-fuzzer cpuset=
[  246.385602]  ? check_preemption_disabled+0x48/0x200
[  246.395796] /
[  246.400813]  ? kvm_clock_read+0x18/0x30
[  246.403978]  mems_allowed=0
[  246.408985]  ? kvm_sched_clock_read+0x9/0x20
[  246.421944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.427487]  ? check_preemption_disabled+0x48/0x200
[  246.432516]  irq_exit+0x17f/0x1c0
[  246.435973]  smp_apic_timer_interrupt+0x1cb/0x760
[  246.440819]  ? smp_reschedule_interrupt+0x109/0x650
[  246.445843]  ? smp_call_function_single_interrupt+0x650/0x650
[  246.451729]  ? interrupt_entry+0xb5/0xf0
[  246.455796]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.460811]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.465833]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.470680]  ? trace_hardirqs_off+0x300/0x300
[  246.475176]  ? trace_hardirqs_off+0x300/0x300
[  246.479671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.485215]  ? check_preemption_disabled+0x48/0x200
[  246.490234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.495791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.500644]  apic_timer_interrupt+0xf/0x20
[  246.504877]  </IRQ>
[  246.507121] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  246.512055] 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
[  246.530953] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  246.538661] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  246.546166] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  246.553436] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  246.560704] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  246.567971] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  246.575288]  skb_clone+0x1bb/0x500
[  246.578836]  ? skb_split+0x11e0/0x11e0
[  246.582727]  ? preempt_notifier_register+0x200/0x200
[  246.587829]  ? __switch_to_asm+0x34/0x70
[  246.591892]  ? __switch_to_asm+0x34/0x70
[  246.595951]  ? __switch_to_asm+0x40/0x70
[  246.600008]  ? __switch_to_asm+0x34/0x70
[  246.604069]  ? __switch_to_asm+0x40/0x70
[  246.608128]  ? __switch_to_asm+0x40/0x70
[  246.612187]  ? __switch_to_asm+0x34/0x70
[  246.616247]  ? __switch_to_asm+0x34/0x70
[  246.620314]  ? __switch_to_asm+0x40/0x70
[  246.624376]  ? __switch_to_asm+0x34/0x70
[  246.628444]  bpf_clone_redirect+0xb9/0x490
[  246.632687]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  246.637705]  ? __sched_text_start+0x8/0x8
[  246.641853]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  246.646626]  ? find_held_lock+0x36/0x1c0
[  246.650694]  ? lock_acquire+0x1ed/0x520
[  246.654665]  ? bpf_test_run+0x32e/0x5a0
[  246.658638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.664178]  ? check_preemption_disabled+0x48/0x200
[  246.669199]  ? kasan_check_read+0x11/0x20
[  246.673350]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.678628]  ? rcu_bh_qs+0xc0/0xc0
[  246.682168]  ? preempt_schedule+0x4d/0x60
[  246.686320]  ? ___preempt_schedule+0x16/0x18
[  246.690738]  ? bpf_test_run+0x1c0/0x5a0
[  246.694726]  ? netlink_diag_dump+0x2a0/0x2a0
[  246.699135]  ? bpf_prog_test_run_skb+0x452/0xb40
[  246.703897]  ? bpf_prog_test_run_skb+0x634/0xb40
[  246.708672]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  246.713528]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  246.719072]  ? fput+0x130/0x1a0
[  246.722360]  ? __bpf_prog_get+0x9b/0x290
[  246.726427]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  246.731277]  ? bpf_prog_test_run+0x130/0x1a0
[  246.735692]  ? __x64_sys_bpf+0x3d8/0x510
[  246.739754]  ? bpf_prog_get+0x20/0x20
[  246.743582]  ? do_syscall_64+0x1b9/0x820
[  246.747644]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  246.753008]  ? syscall_return_slowpath+0x5e0/0x5e0
[  246.757951]  ? trace_hardirqs_off+0x300/0x300
[  246.762450]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  246.767470]  ? recalc_sigpending_tsk+0x180/0x180
[  246.772335]  ? kasan_check_write+0x14/0x20
[  246.776579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.781430]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  246.786820] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  246.786909] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  246.793747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  246.793752] Call Trace:
[  246.793759]  <IRQ>
[  246.793774]  dump_stack+0x1c4/0x2b4
[  246.793792]  ? dump_stack_print_info.cold.2+0x52/0x52
[  246.793818]  warn_alloc.cold.118+0xb7/0x1bd
[  246.800411] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  246.809641]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  246.812200] syz-executor7 cpuset=
[  246.814346]  ? lock_downgrade+0x900/0x900
[  246.817950] syz7
[  246.823134]  ? trace_hardirqs_off+0xb8/0x300
[  246.827429]  mems_allowed=0
[  246.837905]  ? trace_hardirqs_off+0xb8/0x300
[  246.863971]  __alloc_pages_slowpath+0x2667/0x2d80
[  246.868843]  ? warn_alloc+0x120/0x120
[  246.872645]  ? trace_hardirqs_on+0x310/0x310
[  246.877054]  ? warn_alloc+0x120/0x120
[  246.880859]  ? print_usage_bug+0xc0/0xc0
[  246.884923]  ? warn_alloc+0x120/0x120
[  246.888724]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  246.893738]  ? print_usage_bug+0xc0/0xc0
[  246.897814]  ? __lock_acquire+0x7ec/0x4ec0
[  246.902046]  ? __lock_acquire+0x7ec/0x4ec0
[  246.906295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.911854]  ? should_fail+0x22d/0xd01
[  246.915804]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.920909]  ? __lock_acquire+0x7ec/0x4ec0
[  246.925146]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.930244]  ? __lock_acquire+0x7ec/0x4ec0
[  246.934491]  ? should_fail+0x22d/0xd01
[  246.938379]  ? print_usage_bug+0xc0/0xc0
[  246.942447]  ? mark_held_locks+0x130/0x130
[  246.946687]  ? mark_held_locks+0x130/0x130
[  246.950933]  ? graph_lock+0x170/0x170
[  246.954734]  ? print_usage_bug+0xc0/0xc0
[  246.958794]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  246.963554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.969094]  ? check_preemption_disabled+0x48/0x200
[  246.974107]  ? check_preemption_disabled+0x48/0x200
[  246.979133]  ? __lock_is_held+0xb5/0x140
[  246.983199]  __alloc_pages_nodemask+0xa80/0xde0
[  246.987867]  ? graph_lock+0x170/0x170
[  246.991672]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.996684]  ? graph_lock+0x170/0x170
[  247.000497]  ? find_held_lock+0x36/0x1c0
[  247.004566]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.009239]  ? lock_downgrade+0x900/0x900
[  247.013412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.018979]  cache_grow_begin+0x91/0x8c0
[  247.023040]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.027454]  fallback_alloc+0x203/0x2e0
[  247.031433]  ____cache_alloc_node+0x1c7/0x1e0
[  247.035933]  kmem_cache_alloc_node+0xe3/0x730
[  247.040431]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.044677]  __alloc_skb+0x119/0x770
[  247.048394]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.053675]  ? skb_scrub_packet+0x490/0x490
[  247.057993]  ? lock_downgrade+0x900/0x900
[  247.062149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.067685]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.073143]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.078598]  ? addrconf_rs_timer+0x6f0/0x6f0
[  247.083019]  ndisc_alloc_skb+0x144/0x340
[  247.087086]  ndisc_send_rs+0x331/0x6e0
[  247.090983]  addrconf_rs_timer+0x3c0/0x6f0
[  247.095226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.099482]  call_timer_fn+0x272/0x920
[  247.103370]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.107604]  ? process_timeout+0x40/0x40
[  247.111660]  ? find_held_lock+0x36/0x1c0
[  247.115729]  ? mark_held_locks+0xc7/0x130
[  247.119879]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.124375]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.128867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.133105]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  247.137686]  ? trace_hardirqs_on+0xbd/0x310
[  247.142008]  ? kasan_check_read+0x11/0x20
[  247.146156]  ? __run_timers+0x7da/0xc70
[  247.150129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.155592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.159836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.164071]  __run_timers+0x7e5/0xc70
[  247.167888]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  247.173255]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.178295]  ? graph_lock+0x170/0x170
[  247.182101]  ? print_usage_bug+0xc0/0xc0
[  247.186159]  ? lock_release+0x970/0x970
[  247.190136]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.195332]  ? find_held_lock+0x36/0x1c0
[  247.199401]  ? graph_lock+0x170/0x170
[  247.203206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.208742]  ? check_preemption_disabled+0x48/0x200
[  247.213766]  ? __lock_is_held+0xb5/0x140
[  247.217829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.223367]  ? check_preemption_disabled+0x48/0x200
[  247.228389]  run_timer_softirq+0x52/0xb0
[  247.232454]  ? rcu_read_lock_sched_held+0x108/0x120
[  247.237469]  __do_softirq+0x30b/0xad8
[  247.241292]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.246402]  ? pvclock_read_flags+0x160/0x160
[  247.250895]  ? lapic_next_event+0x5a/0x90
[  247.255045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.260585]  ? check_preemption_disabled+0x48/0x200
[  247.265601]  ? check_preemption_disabled+0x48/0x200
[  247.270623]  ? kvm_clock_read+0x18/0x30
[  247.274594]  ? kvm_sched_clock_read+0x9/0x20
[  247.279003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.284542]  ? check_preemption_disabled+0x48/0x200
[  247.289568]  irq_exit+0x17f/0x1c0
[  247.293027]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.297874]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.303758]  ? interrupt_entry+0xb5/0xf0
[  247.307824]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.312840]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.317858]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.322701]  ? trace_hardirqs_off+0x300/0x300
[  247.327192]  ? trace_hardirqs_off+0x300/0x300
[  247.331689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.337236]  ? check_preemption_disabled+0x48/0x200
[  247.342279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.347825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.352680]  apic_timer_interrupt+0xf/0x20
[  247.356904]  </IRQ>
[  247.359143] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  247.364418] 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
[  247.383351] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  247.391060] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  247.398327] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  247.405593] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  247.412858] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  247.420120] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  247.427406]  ? arch_local_irq_restore+0x45/0x52
[  247.432083]  dump_stack+0x26a/0x2b4
[  247.435715]  ? dump_stack_print_info.cold.2+0x52/0x52
[  247.440908]  ? mark_held_locks+0x130/0x130
[  247.445140]  ? mark_held_locks+0x130/0x130
[  247.449378]  dump_header+0x27b/0xf72
[  247.453105]  ? pagefault_out_of_memory+0x197/0x197
[  247.458037]  ? mark_held_locks+0x130/0x130
[  247.462283]  ? __lock_acquire+0x7ec/0x4ec0
[  247.466518]  ? mem_cgroup_charge_statistics+0x780/0x780
[  247.471883]  ? print_usage_bug+0xc0/0xc0
[  247.475944]  ? print_usage_bug+0xc0/0xc0
[  247.480014]  ? graph_lock+0x170/0x170
[  247.483813]  ? graph_lock+0x170/0x170
[  247.487617]  ? print_usage_bug+0xc0/0xc0
[  247.491674]  ? print_usage_bug+0xc0/0xc0
[  247.495741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.501293]  ? find_held_lock+0x36/0x1c0
[  247.505364]  ? mark_held_locks+0xc7/0x130
[  247.509516]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  247.514619]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  247.519719]  ? lockdep_hardirqs_on+0x421/0x5c0
[  247.524309]  ? trace_hardirqs_on+0xbd/0x310
[  247.528627]  ? kasan_check_read+0x11/0x20
[  247.532772]  ? ___ratelimit+0x36f/0x655
[  247.536749]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.542203]  ? trace_hardirqs_on+0x310/0x310
[  247.546611]  ? lock_downgrade+0x900/0x900
[  247.550762]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  247.555869]  ? ___ratelimit+0xaa/0x655
[  247.559757]  ? idr_get_free+0xec0/0xec0
[  247.563731]  ? kasan_check_write+0x14/0x20
[  247.567967]  ? do_raw_spin_lock+0xc1/0x200
[  247.572206]  oom_kill_process.cold.27+0x10/0x903
[  247.576964]  ? graph_lock+0x170/0x170
[  247.580764]  ? _raw_spin_unlock+0x2c/0x50
[  247.584911]  ? oom_badness+0xe6/0xaa0
[  247.588721]  ? oom_evaluate_task+0x540/0x540
[  247.593135]  ? find_held_lock+0x36/0x1c0
[  247.597208]  ? out_of_memory+0x974/0x14c0
[  247.601370]  ? lock_downgrade+0x900/0x900
[  247.605526]  ? check_preemption_disabled+0x48/0x200
[  247.610571]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  247.616400]  ? kasan_check_read+0x11/0x20
[  247.620561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.625849]  ? rcu_bh_qs+0xc0/0xc0
[  247.629395]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  247.634937]  ? oom_evaluate_task+0x302/0x540
[  247.639359]  out_of_memory+0xa86/0x14c0
[  247.643347]  ? oom_killer_disable+0x3a0/0x3a0
[  247.647844]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  247.652777]  ? __mutex_add_waiter+0x2a0/0x2a0
[  247.657307]  __alloc_pages_slowpath+0x2318/0x2d80
[  247.662180]  ? warn_alloc+0x120/0x120
[  247.665979]  ? __radix_tree_lookup+0x4c0/0x4c0
[  247.670572]  ? find_get_entry+0x2f2/0xc40
[  247.674733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.680521]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  247.685453]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.690993]  ? should_fail+0x22d/0xd01
[  247.695332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.700436]  ? __lock_is_held+0xb5/0x140
[  247.704527]  ? __lock_is_held+0xb5/0x140
[  247.708594]  ? find_held_lock+0x36/0x1c0
[  247.712663]  ? ___might_sleep+0x1ed/0x300
[  247.716809]  ? lock_release+0x970/0x970
[  247.720789]  ? arch_local_save_flags+0x40/0x40
[  247.725386]  ? __might_sleep+0x95/0x190
[  247.729368]  __alloc_pages_nodemask+0xa80/0xde0
[  247.734047]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  247.739084]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  247.744884]  ? kasan_check_read+0x11/0x20
[  247.749036]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.754321]  ? graph_lock+0x170/0x170
[  247.758126]  ? print_usage_bug+0xc0/0xc0
[  247.762189]  ? graph_lock+0x170/0x170
[  247.765986]  ? graph_lock+0x170/0x170
[  247.769790]  ? __do_page_cache_readahead+0x7ce/0x980
[  247.774902]  ? find_held_lock+0x36/0x1c0
[  247.778966]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  247.784510]  alloc_pages_current+0x10c/0x210
[  247.788919]  ? lock_downgrade+0x900/0x900
[  247.793073]  __page_cache_alloc+0x38f/0x5b0
[  247.797396]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  247.803196]  ? kasan_check_read+0x11/0x20
[  247.807343]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.812623]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  247.817306]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.822846]  ? check_preemption_disabled+0x48/0x200
[  247.827873]  filemap_fault+0x1594/0x25f0
[  247.831951]  ? __lock_page_or_retry+0xa00/0xa00
[  247.836618]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  247.842416]  ? kasan_check_read+0x11/0x20
[  247.846566]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.851842]  ? rcu_bh_qs+0xc0/0xc0
[  247.855386]  ? print_usage_bug+0xc0/0xc0
[  247.859451]  ? filemap_map_pages+0xdea/0x1980
[  247.863954]  ? print_usage_bug+0xc0/0xc0
[  247.868026]  ? find_get_pages_range_tag+0x1320/0x1320
[  247.873217]  ? print_usage_bug+0xc0/0xc0
[  247.877288]  ? __lock_acquire+0x7ec/0x4ec0
[  247.881528]  ? graph_lock+0x170/0x170
[  247.885335]  ? __sigqueue_free.part.27+0x7d/0xa0
[  247.890096]  ? __lock_acquire+0x7ec/0x4ec0
[  247.894343]  ? lock_acquire+0x1ed/0x520
[  247.898320]  ? ext4_filemap_fault+0x7a/0xad
[  247.902648]  ? lock_release+0x970/0x970
[  247.906628]  ? arch_local_save_flags+0x40/0x40
[  247.911214]  ? mark_held_locks+0x130/0x130
[  247.915461]  ? down_read+0xb0/0x1d0
[  247.919089]  ? ext4_filemap_fault+0x7a/0xad
[  247.923415]  ? __down_interruptible+0x700/0x700
[  247.928087]  ? graph_lock+0x170/0x170
[  247.931886]  ? __sigqueue_free.part.27+0x7d/0xa0
[  247.936652]  ext4_filemap_fault+0x82/0xad
[  247.940802]  __do_fault+0x100/0x6b0
[  247.944434]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.949714]  ? print_bad_pte+0x6c0/0x6c0
[  247.953783]  ? pmd_val+0x88/0x100
[  247.957235]  ? add_mm_counter_fast+0xd0/0xd0
[  247.961654]  ? pmd_val+0x88/0x100
[  247.965110]  ? add_mm_counter_fast+0xd0/0xd0
[  247.969526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.975069]  __handle_mm_fault+0x3709/0x53e0
[  247.979486]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  247.984327]  ? graph_lock+0x170/0x170
[  247.988130]  ? print_usage_bug+0xc0/0xc0
[  247.992195]  ? graph_lock+0x170/0x170
[  247.995997]  ? graph_lock+0x170/0x170
[  247.999814]  ? handle_mm_fault+0x42a/0xc70
[  248.004051]  ? lock_downgrade+0x900/0x900
[  248.008203]  ? check_preemption_disabled+0x48/0x200
[  248.013227]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.019032]  ? kasan_check_read+0x11/0x20
[  248.023182]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.028457]  ? rcu_bh_qs+0xc0/0xc0
[  248.031995]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.037446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.042986]  ? check_preemption_disabled+0x48/0x200
[  248.048013]  handle_mm_fault+0x54f/0xc70
[  248.052079]  ? __handle_mm_fault+0x53e0/0x53e0
[  248.056662]  ? find_vma+0x34/0x190
[  248.060211]  __do_page_fault+0x67d/0xed0
[  248.064295]  ? mm_fault_error+0x380/0x380
[  248.068451]  ? syscall_slow_exit_work+0x520/0x520
[  248.073308]  do_page_fault+0xf2/0x7e0
[  248.077108]  ? vmalloc_sync_all+0x30/0x30
[  248.081269]  ? error_entry+0x70/0xd0
[  248.084994]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.090008]  ? trace_hardirqs_on_caller+0xc0/0x300
[  248.094940]  ? syscall_return_slowpath+0x5e0/0x5e0
[  248.099872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.104718]  ? trace_hardirqs_off+0x300/0x300
[  248.109211]  ? trace_hardirqs_off_caller+0x300/0x300
[  248.114404]  ? prepare_exit_to_usermode+0x291/0x3b0
[  248.119421]  ? page_fault+0x8/0x30
[  248.122962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.127805]  ? page_fault+0x8/0x30
[  248.131345]  page_fault+0x1e/0x30
[  248.134798] RIP: 0033:0x45db60
[  248.137996] Code: Bad RIP value.
[  248.141355] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  248.146720] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  248.154005] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  248.161282] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  248.168551] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  248.175814] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  248.183102] warn_alloc_show_mem: 1 callbacks suppressed
[  248.183114] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  248.183116] Mem-Info:
[  248.183147] active_anon:38738 inactive_anon:372 isolated_anon:0
[  248.183147]  active_file:16 inactive_file:22 isolated_file:0
[  248.183147]  unevictable:0 dirty:0 writeback:0 unstable:0
[  248.183147]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  248.183147]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  248.183147]  free:13555 free_pcp:233 free_cma:0
[  248.188485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  248.195675] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  248.198071] Call Trace:
[  248.230937] Node 0 
[  248.240291]  <IRQ>
[  248.268725] 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
[  248.271292]  dump_stack+0x1c4/0x2b4
[  248.273502] lowmem_reserve[]:
[  248.275648]  ? dump_stack_print_info.cold.2+0x52/0x52
[  248.301127]  0
[  248.304761]  warn_alloc.cold.118+0xb7/0x1bd
[  248.307826]  2817
[  248.313012]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.314786]  6321
[  248.319101]  ? lock_downgrade+0x900/0x900
[  248.321135]  6321
[  248.325972]  ? trace_hardirqs_off+0xb8/0x300
[  248.332146]  ? trace_hardirqs_off+0xb8/0x300
[  248.334185] Node 0 
[  248.338590]  __alloc_pages_slowpath+0x2667/0x2d80
[  248.342992] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  248.345221]  ? warn_alloc+0x120/0x120
[  248.350011] lowmem_reserve[]:
[  248.376730]  ? warn_alloc+0x120/0x120
[  248.380503]  0
[  248.383600]  ? print_usage_bug+0xc0/0xc0
[  248.387374]  0
[  248.389169]  ? warn_alloc+0x120/0x120
[  248.393202]  3503
[  248.395031]  ? print_usage_bug+0xc0/0xc0
[  248.398802]  3503
[  248.400859]  ? graph_lock+0x170/0x170
[  248.406949]  ? kvm_sched_clock_read+0x9/0x20
[  248.410718] Node 0 
[  248.415121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.415153] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  248.415160] lowmem_reserve[]:
[  248.417390]  ? should_fail+0x22d/0xd01
[  248.422901]  0
[  248.451298]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.454375]  0
[  248.458256]  ? __lock_acquire+0x7ec/0x4ec0
[  248.460045]  0
[  248.465142]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.466916]  0
[  248.471143]  ? __lock_acquire+0x7ec/0x4ec0
[  248.478015]  ? should_fail+0x22d/0xd01
[  248.479793] Node 0 
[  248.484025]  ? mark_held_locks+0x130/0x130
[  248.487878] DMA: 
[  248.490109]  ? mark_held_locks+0x130/0x130
[  248.494315] 1*4kB 
[  248.496371]  ? select_task_rq_fair+0x754/0x34f0
[  248.500575] (U) 
[  248.502716]  ? lock_downgrade+0x900/0x900
[  248.507362] 0*8kB 
[  248.509335]  ? check_preemption_disabled+0x48/0x200
[  248.513461] 0*16kB 
[  248.515602]  ? graph_lock+0x170/0x170
[  248.520587] 1*32kB (U) 
[  248.522823]  ? print_usage_bug+0xc0/0xc0
[  248.526599] 2*64kB 
[  248.529174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.533206] (U) 
[  248.535441]  ? check_preemption_disabled+0x48/0x200
[  248.540948] 1*128kB 
[  248.542919]  ? check_preemption_disabled+0x48/0x200
[  248.548405] (U) 
[  248.550733]  ? __lock_is_held+0xb5/0x140
[  248.555719] 1*256kB 
[  248.557692]  __alloc_pages_nodemask+0xa80/0xde0
[  248.561723] (U) 
[  248.564039]  ? graph_lock+0x170/0x170
[  248.568681] 0*512kB 
[  248.570649]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.574427] 1*1024kB 
[  248.576740]  ? graph_lock+0x170/0x170
[  248.581728] (U) 
[  248.584141]  ? find_held_lock+0x36/0x1c0
[  248.587908] 1*2048kB 
[  248.589880]  ? ____cache_alloc_node+0x1c7/0x1e0
[  248.593910] (M) 
[  248.596316]  ? lock_downgrade+0x900/0x900
[  248.600963] 3*4096kB 
[  248.602936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.607053] (M) 
[  248.609459]  cache_grow_begin+0x91/0x8c0
[  248.614967] = 15908kB
[  248.616937]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.621069] Node 0 
[  248.623481]  fallback_alloc+0x203/0x2e0
[  248.627856] DMA32: 
[  248.630088]  ____cache_alloc_node+0x1c7/0x1e0
[  248.634030] 2*4kB 
[  248.636273]  kmem_cache_alloc_node+0xe3/0x730
[  248.640745] (M) 
[  248.642895]  ? ipv6_get_ifaddr+0x42e/0x620
[  248.647361] 1*8kB 
[  248.649340]  __alloc_skb+0x119/0x770
[  248.653542] (U) 
[  248.655689]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.659374] 3*16kB 
[  248.661348]  ? skb_scrub_packet+0x490/0x490
[  248.666598] (M) 
[  248.668829]  ? lock_downgrade+0x900/0x900
[  248.673121] 2*32kB 
[  248.675094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.679211] (UM) 
[  248.681443]  ? refcount_sub_and_test_checked+0x203/0x310
[  248.686955] 2*64kB 
[  248.689013]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  248.694432] (M) 
[  248.696664]  ? addrconf_rs_timer+0x6f0/0x6f0
[  248.702091] 3*128kB 
[  248.704073]  ndisc_alloc_skb+0x144/0x340
[  248.708443] (M) 
[  248.710768]  ndisc_send_rs+0x331/0x6e0
[  248.714798] 2*256kB 
[  248.716769]  addrconf_rs_timer+0x3c0/0x6f0
[  248.720625] (M) 
[  248.722944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.727149] 3*512kB 
[  248.729130]  call_timer_fn+0x272/0x920
[  248.733328] (M) 
[  248.735645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.739510] 4*1024kB 
[  248.741482]  ? process_timeout+0x40/0x40
[  248.745684] (UM) 
[  248.748089]  ? find_held_lock+0x36/0x1c0
[  248.752123] 3*2048kB 
[  248.754182]  ? __run_timers+0x7da/0xc70
[  248.758210] (UM) 
[  248.760621]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.764567] 3*4096kB 
[  248.766623]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.771089] (M) 
[  248.773500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.777969] = 25216kB
[  248.779941]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  248.784148] Node 0 
[  248.786554]  ? trace_hardirqs_on+0xbd/0x310
[  248.791109] Normal: 
[  248.793344]  ? kasan_check_read+0x11/0x20
[  248.797637] 808*4kB 
[  248.799955]  ? __run_timers+0x7da/0xc70
[  248.804070] (UME) 
[  248.806389]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.810336] 439*8kB 
[  248.812488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.817901] (UME) 
[  248.820222]  __run_timers+0x7e5/0xc70
[  248.824429] 179*16kB 
[  248.826581]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  248.830341] (UMEH) 
[  248.832745]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.838081] 64*32kB 
[  248.840316]  ? graph_lock+0x170/0x170
[  248.845316] (UMEH) 
[  248.847666]  ? enqueue_hrtimer+0x1a5/0x560
[  248.851437] 19*64kB 
[  248.853677]  ? lock_release+0x970/0x970
[  248.857886] (UMEH) 
[  248.860202]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  248.864144] 2*128kB (UM) 
[  248.866385]  ? find_held_lock+0x36/0x1c0
[  248.871540] 0*256kB 0*512kB 
[  248.874311]  ? graph_lock+0x170/0x170
[  248.878342] 0*1024kB 
[  248.881364]  ? pvclock_read_flags+0x160/0x160
[  248.885138] 0*2048kB 
[  248.887541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.892010] 0*4096kB 
[  248.894417]  ? check_preemption_disabled+0x48/0x200
[  248.899928] = 13128kB
[  248.902340]  ? __lock_is_held+0xb5/0x140
[  248.907331] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  248.909734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.913766] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  248.913780] 417 total pagecache pages
[  248.922612]  ? check_preemption_disabled+0x48/0x200
[  248.928124] 0 pages in swap cache
[  248.936686]  run_timer_softirq+0x52/0xb0
[  248.940458] Swap cache stats: add 0, delete 0, find 0/0
[  248.945461]  ? rcu_read_lock_sched_held+0x108/0x120
[  248.948886] Free swap  = 0kB
[  248.952940]  __do_softirq+0x30b/0xad8
[  248.958287] Total swap = 0kB
[  248.963309]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  248.966301] 1965979 pages RAM
[  248.970096]  ? pvclock_read_flags+0x160/0x160
[  248.973084] 0 pages HighMem/MovableOnly
[  248.978177]  ? lapic_next_event+0x5a/0x90
[  248.981268] 342744 pages reserved
[  248.985760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.989705] 0 pages cma reserved
[  248.993845]  ? check_preemption_disabled+0x48/0x200
[  248.997343] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.002803]  ? check_preemption_disabled+0x48/0x200
[  249.002825]  ? kvm_clock_read+0x18/0x30
[  249.002841]  ? kvm_sched_clock_read+0x9/0x20
[  249.006244] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.011196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.017692] syz-fuzzer cpuset=
[  249.022742]  ? check_preemption_disabled+0x48/0x200
[  249.026689] /
[  249.031106]  irq_exit+0x17f/0x1c0
[  249.041297]  mems_allowed=0
[  249.063071]  smp_apic_timer_interrupt+0x1cb/0x760
[  249.067912]  ? smp_reschedule_interrupt+0x109/0x650
[  249.072935]  ? smp_call_function_single_interrupt+0x650/0x650
[  249.078821]  ? interrupt_entry+0xb5/0xf0
[  249.082883]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.087895]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.092912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.097759]  ? trace_hardirqs_off+0x300/0x300
[  249.102259]  ? trace_hardirqs_off+0x300/0x300
[  249.106767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.112315]  ? check_preemption_disabled+0x48/0x200
[  249.117331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.122876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.127734]  apic_timer_interrupt+0xf/0x20
[  249.131961]  </IRQ>
[  249.134203] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  249.139134] 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
[  249.158039] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  249.165750] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  249.173023] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  249.180291] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  249.187562] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  249.194835] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  249.202155]  skb_clone+0x1bb/0x500
[  249.205703]  ? skb_split+0x11e0/0x11e0
[  249.209594]  ? preempt_notifier_register+0x200/0x200
[  249.214699]  ? __switch_to_asm+0x34/0x70
[  249.218761]  ? __switch_to_asm+0x34/0x70
[  249.222822]  ? __switch_to_asm+0x40/0x70
[  249.226881]  ? __switch_to_asm+0x34/0x70
[  249.230940]  ? __switch_to_asm+0x40/0x70
[  249.235004]  ? __switch_to_asm+0x40/0x70
[  249.239098]  ? __switch_to_asm+0x34/0x70
[  249.243177]  ? __switch_to_asm+0x34/0x70
[  249.247250]  ? __switch_to_asm+0x40/0x70
[  249.251315]  ? __switch_to_asm+0x34/0x70
[  249.255385]  bpf_clone_redirect+0xb9/0x490
[  249.259631]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  249.264653]  ? __sched_text_start+0x8/0x8
[  249.268807]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.273581]  ? find_held_lock+0x36/0x1c0
[  249.277650]  ? lock_acquire+0x1ed/0x520
[  249.281622]  ? bpf_test_run+0x32e/0x5a0
[  249.285599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.291139]  ? check_preemption_disabled+0x48/0x200
[  249.296165]  ? kasan_check_read+0x11/0x20
[  249.300320]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.305608]  ? rcu_bh_qs+0xc0/0xc0
[  249.309153]  ? preempt_schedule+0x4d/0x60
[  249.313305]  ? ___preempt_schedule+0x16/0x18
[  249.317724]  ? bpf_test_run+0x1c0/0x5a0
[  249.321709]  ? netlink_diag_dump+0x2a0/0x2a0
[  249.326120]  ? bpf_prog_test_run_skb+0x452/0xb40
[  249.330882]  ? bpf_prog_test_run_skb+0x634/0xb40
[  249.335644]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  249.340489]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  249.346024]  ? fput+0x130/0x1a0
[  249.349309]  ? __bpf_prog_get+0x9b/0x290
[  249.353377]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  249.358222]  ? bpf_prog_test_run+0x130/0x1a0
[  249.362631]  ? __x64_sys_bpf+0x3d8/0x510
[  249.366694]  ? bpf_prog_get+0x20/0x20
[  249.370520]  ? do_syscall_64+0x1b9/0x820
[  249.374584]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  249.379951]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.384883]  ? trace_hardirqs_off+0x300/0x300
[  249.389382]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  249.394403]  ? recalc_sigpending_tsk+0x180/0x180
[  249.399161]  ? kasan_check_write+0x14/0x20
[  249.403405]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.408259]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  249.413657] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  249.413731] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.420580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.420585] Call Trace:
[  249.420592]  <IRQ>
[  249.420608]  dump_stack+0x1c4/0x2b4
[  249.420624]  ? dump_stack_print_info.cold.2+0x52/0x52
[  249.420650]  warn_alloc.cold.118+0xb7/0x1bd
[  249.427173] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.436472]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  249.439034] syz-executor7 cpuset=
[  249.441180]  ? lock_downgrade+0x900/0x900
[  249.444781] syz7
[  249.449970]  ? trace_hardirqs_off+0xb8/0x300
[  249.454272]  mems_allowed=0
[  249.464755]  ? trace_hardirqs_off+0xb8/0x300
[  249.490823]  __alloc_pages_slowpath+0x2667/0x2d80
[  249.495706]  ? warn_alloc+0x120/0x120
[  249.499513]  ? warn_alloc+0x120/0x120
[  249.503322]  ? print_usage_bug+0xc0/0xc0
[  249.507387]  ? warn_alloc+0x120/0x120
[  249.511188]  ? print_usage_bug+0xc0/0xc0
[  249.515251]  ? __lock_acquire+0x7ec/0x4ec0
[  249.519495]  ? __lock_acquire+0x7ec/0x4ec0
[  249.523736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.529294]  ? should_fail+0x22d/0xd01
[  249.533186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.538309]  ? __lock_acquire+0x7ec/0x4ec0
[  249.542548]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.547649]  ? __lock_acquire+0x7ec/0x4ec0
[  249.551887]  ? should_fail+0x22d/0xd01
[  249.555790]  ? mark_held_locks+0x130/0x130
[  249.560035]  ? mark_held_locks+0x130/0x130
[  249.564283]  ? graph_lock+0x170/0x170
[  249.568087]  ? graph_lock+0x170/0x170
[  249.571892]  ? graph_lock+0x170/0x170
[  249.575694]  ? print_usage_bug+0xc0/0xc0
[  249.579755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.585308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.590850]  ? check_preemption_disabled+0x48/0x200
[  249.595866]  ? check_preemption_disabled+0x48/0x200
[  249.600917]  ? __lock_is_held+0xb5/0x140
[  249.604985]  __alloc_pages_nodemask+0xa80/0xde0
[  249.609664]  ? graph_lock+0x170/0x170
[  249.613473]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.618490]  ? graph_lock+0x170/0x170
[  249.622329]  ? find_held_lock+0x36/0x1c0
[  249.626403]  ? ____cache_alloc_node+0x1c7/0x1e0
[  249.631074]  ? lock_downgrade+0x900/0x900
[  249.635230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.640781]  cache_grow_begin+0x91/0x8c0
[  249.644848]  ? do_raw_spin_unlock+0xa7/0x2f0
[  249.649280]  fallback_alloc+0x203/0x2e0
[  249.653281]  ____cache_alloc_node+0x1c7/0x1e0
[  249.657788]  kmem_cache_alloc_node+0xe3/0x730
[  249.662307]  ? ipv6_get_ifaddr+0x42e/0x620
[  249.666559]  __alloc_skb+0x119/0x770
[  249.670367]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.675885]  ? skb_scrub_packet+0x490/0x490
[  249.680212]  ? lock_downgrade+0x900/0x900
[  249.684368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.689905]  ? refcount_sub_and_test_checked+0x203/0x310
[  249.695367]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  249.700819]  ? addrconf_rs_timer+0x6f0/0x6f0
[  249.705245]  ndisc_alloc_skb+0x144/0x340
[  249.709322]  ndisc_send_rs+0x331/0x6e0
[  249.713218]  addrconf_rs_timer+0x3c0/0x6f0
[  249.717458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.721707]  call_timer_fn+0x272/0x920
[  249.725598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.729835]  ? process_timeout+0x40/0x40
[  249.733892]  ? find_held_lock+0x36/0x1c0
[  249.737963]  ? mark_held_locks+0xc7/0x130
[  249.742114]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.746609]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.751106]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.755345]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  249.759929]  ? trace_hardirqs_on+0xbd/0x310
[  249.764250]  ? kasan_check_read+0x11/0x20
[  249.768415]  ? __run_timers+0x7da/0xc70
[  249.772388]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.777848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.782086]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.786330]  __run_timers+0x7e5/0xc70
[  249.790147]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  249.795512]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.800531]  ? graph_lock+0x170/0x170
[  249.804335]  ? print_usage_bug+0xc0/0xc0
[  249.808392]  ? lock_release+0x970/0x970
[  249.812367]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  249.817565]  ? find_held_lock+0x36/0x1c0
[  249.821628]  ? graph_lock+0x170/0x170
[  249.825432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.830971]  ? check_preemption_disabled+0x48/0x200
[  249.835995]  ? __lock_is_held+0xb5/0x140
[  249.840075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.845612]  ? check_preemption_disabled+0x48/0x200
[  249.850638]  run_timer_softirq+0x52/0xb0
[  249.854703]  ? rcu_read_lock_sched_held+0x108/0x120
[  249.859721]  __do_softirq+0x30b/0xad8
[  249.863534]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  249.868643]  ? pvclock_read_flags+0x160/0x160
[  249.873141]  ? lapic_next_event+0x5a/0x90
[  249.877299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.882838]  ? check_preemption_disabled+0x48/0x200
[  249.887852]  ? check_preemption_disabled+0x48/0x200
[  249.892876]  ? kvm_clock_read+0x18/0x30
[  249.896849]  ? kvm_sched_clock_read+0x9/0x20
[  249.901260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.906818]  ? check_preemption_disabled+0x48/0x200
[  249.911849]  irq_exit+0x17f/0x1c0
[  249.915311]  smp_apic_timer_interrupt+0x1cb/0x760
[  249.920165]  ? smp_call_function_single_interrupt+0x650/0x650
[  249.926051]  ? interrupt_entry+0xb5/0xf0
[  249.930114]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.935129]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.940150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.944995]  ? trace_hardirqs_off+0x300/0x300
[  249.949486]  ? trace_hardirqs_off+0x300/0x300
[  249.953984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.959522]  ? check_preemption_disabled+0x48/0x200
[  249.964536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.970082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.974939]  apic_timer_interrupt+0xf/0x20
[  249.979163]  </IRQ>
[  249.981401] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  249.986678] 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
[  250.005578] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  250.013294] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  250.020564] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  250.027835] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  250.035100] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  250.042365] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  250.049654]  ? arch_local_irq_restore+0x45/0x52
[  250.054331]  dump_stack+0x26a/0x2b4
[  250.057959]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.063153]  ? mark_held_locks+0x130/0x130
[  250.067386]  ? mark_held_locks+0x130/0x130
[  250.071628]  dump_header+0x27b/0xf72
[  250.075355]  ? pagefault_out_of_memory+0x197/0x197
[  250.080300]  ? mark_held_locks+0x130/0x130
[  250.084535]  ? __lock_acquire+0x7ec/0x4ec0
[  250.088767]  ? mem_cgroup_charge_statistics+0x780/0x780
[  250.094169]  ? print_usage_bug+0xc0/0xc0
[  250.098234]  ? print_usage_bug+0xc0/0xc0
[  250.102334]  ? graph_lock+0x170/0x170
[  250.106133]  ? graph_lock+0x170/0x170
[  250.109933]  ? print_usage_bug+0xc0/0xc0
[  250.113994]  ? print_usage_bug+0xc0/0xc0
[  250.118065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.123604]  ? find_held_lock+0x36/0x1c0
[  250.127676]  ? mark_held_locks+0xc7/0x130
[  250.131828]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  250.136930]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  250.142034]  ? lockdep_hardirqs_on+0x421/0x5c0
[  250.146619]  ? trace_hardirqs_on+0xbd/0x310
[  250.150942]  ? kasan_check_read+0x11/0x20
[  250.155090]  ? ___ratelimit+0x36f/0x655
[  250.159067]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.164521]  ? trace_hardirqs_on+0x310/0x310
[  250.168928]  ? lock_downgrade+0x900/0x900
[  250.173081]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  250.178186]  ? ___ratelimit+0xaa/0x655
[  250.182075]  ? idr_get_free+0xec0/0xec0
[  250.186048]  ? kasan_check_write+0x14/0x20
[  250.190294]  ? do_raw_spin_lock+0xc1/0x200
[  250.194537]  oom_kill_process.cold.27+0x10/0x903
[  250.199301]  ? graph_lock+0x170/0x170
[  250.203099]  ? _raw_spin_unlock+0x2c/0x50
[  250.207246]  ? oom_badness+0xe6/0xaa0
[  250.211062]  ? oom_evaluate_task+0x540/0x540
[  250.215477]  ? find_held_lock+0x36/0x1c0
[  250.219545]  ? out_of_memory+0x974/0x14c0
[  250.223696]  ? lock_downgrade+0x900/0x900
[  250.227848]  ? check_preemption_disabled+0x48/0x200
[  250.232872]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  250.238669]  ? kasan_check_read+0x11/0x20
[  250.242820]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.248125]  ? rcu_bh_qs+0xc0/0xc0
[  250.251672]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  250.257209]  ? oom_evaluate_task+0x302/0x540
[  250.261632]  out_of_memory+0xa86/0x14c0
[  250.265624]  ? oom_killer_disable+0x3a0/0x3a0
[  250.270125]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  250.275056]  ? __mutex_add_waiter+0x2a0/0x2a0
[  250.279561]  __alloc_pages_slowpath+0x2318/0x2d80
[  250.284434]  ? warn_alloc+0x120/0x120
[  250.288236]  ? __radix_tree_lookup+0x4c0/0x4c0
[  250.292847]  ? find_get_entry+0x2f2/0xc40
[  250.297006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.302544]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  250.307473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.313013]  ? should_fail+0x22d/0xd01
[  250.316903]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.322008]  ? __lock_is_held+0xb5/0x140
[  250.326093]  ? __lock_is_held+0xb5/0x140
[  250.330164]  ? find_held_lock+0x36/0x1c0
[  250.334233]  ? ___might_sleep+0x1ed/0x300
[  250.338386]  ? lock_release+0x970/0x970
[  250.342359]  ? arch_local_save_flags+0x40/0x40
[  250.346955]  ? __might_sleep+0x95/0x190
[  250.350935]  __alloc_pages_nodemask+0xa80/0xde0
[  250.355608]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  250.360626]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  250.366422]  ? kasan_check_read+0x11/0x20
[  250.370572]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.375849]  ? graph_lock+0x170/0x170
[  250.379650]  ? print_usage_bug+0xc0/0xc0
[  250.383711]  ? graph_lock+0x170/0x170
[  250.387508]  ? graph_lock+0x170/0x170
[  250.391309]  ? __do_page_cache_readahead+0x7ce/0x980
[  250.396416]  ? find_held_lock+0x36/0x1c0
[  250.400481]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  250.406021]  alloc_pages_current+0x10c/0x210
[  250.410426]  ? lock_downgrade+0x900/0x900
[  250.414579]  __page_cache_alloc+0x38f/0x5b0
[  250.418902]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  250.424697]  ? kasan_check_read+0x11/0x20
[  250.428848]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.434128]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  250.438799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.444341]  ? check_preemption_disabled+0x48/0x200
[  250.449363]  filemap_fault+0x1594/0x25f0
[  250.453436]  ? __lock_page_or_retry+0xa00/0xa00
[  250.458112]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  250.463909]  ? kasan_check_read+0x11/0x20
[  250.468061]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.473338]  ? rcu_bh_qs+0xc0/0xc0
[  250.476882]  ? print_usage_bug+0xc0/0xc0
[  250.480952]  ? filemap_map_pages+0xdea/0x1980
[  250.485456]  ? print_usage_bug+0xc0/0xc0
[  250.489529]  ? find_get_pages_range_tag+0x1320/0x1320
[  250.494720]  ? print_usage_bug+0xc0/0xc0
[  250.498785]  ? __lock_acquire+0x7ec/0x4ec0
[  250.503020]  ? graph_lock+0x170/0x170
[  250.506820]  ? __sigqueue_free.part.27+0x7d/0xa0
[  250.511581]  ? __lock_acquire+0x7ec/0x4ec0
[  250.515834]  ? lock_acquire+0x1ed/0x520
[  250.519808]  ? ext4_filemap_fault+0x7a/0xad
[  250.524135]  ? lock_release+0x970/0x970
[  250.528108]  ? arch_local_save_flags+0x40/0x40
[  250.532690]  ? mark_held_locks+0x130/0x130
[  250.536938]  ? down_read+0xb0/0x1d0
[  250.540560]  ? ext4_filemap_fault+0x7a/0xad
[  250.545376]  ? __down_interruptible+0x700/0x700
[  250.550050]  ? graph_lock+0x170/0x170
[  250.553855]  ? __sigqueue_free.part.27+0x7d/0xa0
[  250.558621]  ext4_filemap_fault+0x82/0xad
[  250.562774]  __do_fault+0x100/0x6b0
[  250.566407]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.571688]  ? print_bad_pte+0x6c0/0x6c0
[  250.575754]  ? pmd_val+0x88/0x100
[  250.579212]  ? add_mm_counter_fast+0xd0/0xd0
[  250.583620]  ? pmd_val+0x88/0x100
[  250.587076]  ? add_mm_counter_fast+0xd0/0xd0
[  250.591490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.597034]  __handle_mm_fault+0x3709/0x53e0
[  250.601452]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  250.606301]  ? graph_lock+0x170/0x170
[  250.610107]  ? print_usage_bug+0xc0/0xc0
[  250.614168]  ? graph_lock+0x170/0x170
[  250.617965]  ? graph_lock+0x170/0x170
[  250.621787]  ? handle_mm_fault+0x42a/0xc70
[  250.626026]  ? lock_downgrade+0x900/0x900
[  250.630176]  ? check_preemption_disabled+0x48/0x200
[  250.635202]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  250.640997]  ? kasan_check_read+0x11/0x20
[  250.645147]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.650424]  ? rcu_bh_qs+0xc0/0xc0
[  250.653965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.659415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.664954]  ? check_preemption_disabled+0x48/0x200
[  250.669984]  handle_mm_fault+0x54f/0xc70
[  250.674051]  ? __handle_mm_fault+0x53e0/0x53e0
[  250.678642]  ? find_vma+0x34/0x190
[  250.682191]  __do_page_fault+0x67d/0xed0
[  250.686258]  ? mm_fault_error+0x380/0x380
[  250.690428]  ? syscall_slow_exit_work+0x520/0x520
[  250.695287]  do_page_fault+0xf2/0x7e0
[  250.699091]  ? vmalloc_sync_all+0x30/0x30
[  250.703241]  ? error_entry+0x70/0xd0
[  250.706972]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.711985]  ? trace_hardirqs_on_caller+0xc0/0x300
[  250.716914]  ? syscall_return_slowpath+0x5e0/0x5e0
[  250.721842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.726687]  ? trace_hardirqs_off+0x300/0x300
[  250.731182]  ? trace_hardirqs_off_caller+0x300/0x300
[  250.736374]  ? prepare_exit_to_usermode+0x291/0x3b0
[  250.741394]  ? page_fault+0x8/0x30
[  250.744934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.749778]  ? page_fault+0x8/0x30
[  250.753321]  page_fault+0x1e/0x30
[  250.756773] RIP: 0033:0x45db60
[  250.759972] Code: Bad RIP value.
[  250.763331] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  250.768700] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  250.775981] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  250.783250] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  250.790531] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  250.797794] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  250.805082] warn_alloc_show_mem: 1 callbacks suppressed
[  250.805094] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  250.805096] Mem-Info:
[  250.805127] active_anon:38738 inactive_anon:372 isolated_anon:0
[  250.805127]  active_file:16 inactive_file:22 isolated_file:0
[  250.805127]  unevictable:0 dirty:0 writeback:0 unstable:0
[  250.805127]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  250.805127]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  250.805127]  free:13555 free_pcp:233 free_cma:0
[  250.810460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.810468] Call Trace:
[  250.817665] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  250.820061]  <IRQ>
[  250.852930] Node 0 
[  250.862299]  dump_stack+0x1c4/0x2b4
[  250.864883] 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
[  250.892525]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.894647] lowmem_reserve[]:
[  250.896886]  warn_alloc.cold.118+0xb7/0x1bd
[  250.900475]  0
[  250.925971]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.931131]  2817
[  250.934233]  ? lock_downgrade+0x900/0x900
[  250.938526]  6321
[  250.940330]  ? trace_hardirqs_off+0xb8/0x300
[  250.945145]  6321
[  250.947203]  ? trace_hardirqs_off+0xb8/0x300
[  250.953380]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.957755] Node 0 
[  250.959844]  ? warn_alloc+0x120/0x120
[  250.964227] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  250.969037]  ? warn_alloc+0x120/0x120
[  250.971248] lowmem_reserve[]:
[  250.975046]  ? print_usage_bug+0xc0/0xc0
[  251.001738]  0
[  251.005554]  ? warn_alloc+0x120/0x120
[  251.008656]  0
[  251.012709]  ? print_usage_bug+0xc0/0xc0
[  251.014478]  3503 3503
[  251.018293]  ? __lock_acquire+0x7ec/0x4ec0
[  251.024126]  ? __lock_acquire+0x7ec/0x4ec0
[  251.026599] Node 0 
[  251.030830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.035060] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  251.037275]  ? should_fail+0x22d/0xd01
[  251.042781] lowmem_reserve[]: 0
[  251.071163]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.075021]  0
[  251.078307]  ? __lock_acquire+0x7ec/0x4ec0
[  251.083378]  0
[  251.085175]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.089382]  0
[  251.091178]  ? __lock_acquire+0x7ec/0x4ec0
[  251.096256] Node 0 
[  251.098060]  ? should_fail+0x22d/0xd01
[  251.102280] DMA: 
[  251.104514]  ? mark_held_locks+0x130/0x130
[  251.108369] 1*4kB 
[  251.110423]  ? mark_held_locks+0x130/0x130
[  251.114631] (U) 
[  251.116779]  ? graph_lock+0x170/0x170
[  251.120983] 0*8kB 
[  251.122954]  ? graph_lock+0x170/0x170
[  251.126733] 0*16kB 
[  251.128874]  ? graph_lock+0x170/0x170
[  251.132648] 1*32kB 
[  251.134875]  ? print_usage_bug+0xc0/0xc0
[  251.138649] (U) 
[  251.140880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.144911] 2*64kB 
[  251.146880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.152387] (U) 
[  251.154623]  ? check_preemption_disabled+0x48/0x200
[  251.160126] 1*128kB (U) 
[  251.162107]  ? check_preemption_disabled+0x48/0x200
[  251.167087] 1*256kB (U) 
[  251.169770]  ? __lock_is_held+0xb5/0x140
[  251.174771] 0*512kB 
[  251.177444]  __alloc_pages_nodemask+0xa80/0xde0
[  251.181475] 1*1024kB 
[  251.183797]  ? graph_lock+0x170/0x170
[  251.188443] (U) 
[  251.190851]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  251.194623] 1*2048kB 
[  251.196591]  ? graph_lock+0x170/0x170
[  251.201597] (M) 
[  251.204012]  ? find_held_lock+0x36/0x1c0
[  251.207788] 3*4096kB 
[  251.209767]  ? ____cache_alloc_node+0x1c7/0x1e0
[  251.213792] (M) = 15908kB
[  251.213806] Node 0 
[  251.216216]  ? lock_downgrade+0x900/0x900
[  251.220861] DMA32: 
[  251.223615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.225821] 2*4kB 
[  251.229961]  cache_grow_begin+0x91/0x8c0
[  251.232170] (M) 
[  251.237702]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.239826] 1*8kB 
[  251.243884]  fallback_alloc+0x203/0x2e0
[  251.245831] (U) 
[  251.250239]  ____cache_alloc_node+0x1c7/0x1e0
[  251.252354] 3*16kB (M) 
[  251.256329]  kmem_cache_alloc_node+0xe3/0x730
[  251.258293] 2*32kB 
[  251.262786]  ? ipv6_get_ifaddr+0x42e/0x620
[  251.265336] (UM) 
[  251.269847]  __alloc_skb+0x119/0x770
[  251.272058] 2*64kB 
[  251.276300]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.278334] (M) 
[  251.282040]  ? skb_scrub_packet+0x490/0x490
[  251.284251] 3*128kB 
[  251.289532]  ? lock_downgrade+0x900/0x900
[  251.291480] (M) 
[  251.295803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.298095] 2*256kB 
[  251.302239]  ? refcount_sub_and_test_checked+0x203/0x310
[  251.304185] (M) 
[  251.309715]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  251.312018] 3*512kB 
[  251.317458]  ? addrconf_rs_timer+0x6f0/0x6f0
[  251.319411] (M) 
[  251.324864]  ndisc_alloc_skb+0x144/0x340
[  251.327154] 4*1024kB 
[  251.331557]  ndisc_send_rs+0x331/0x6e0
[  251.333501] (UM) 3*2048kB 
[  251.337582]  addrconf_rs_timer+0x3c0/0x6f0
[  251.339980] (UM) 
[  251.343861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.346684] 3*4096kB 
[  251.350919]  call_timer_fn+0x272/0x920
[  251.352945] (M) 
[  251.357176]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.359562] = 25216kB
[  251.363449]  ? process_timeout+0x40/0x40
[  251.365403] Node 0 
[  251.369632]  ? find_held_lock+0x36/0x1c0
[  251.372016] Normal: 
[  251.376076]  ? __run_timers+0x7da/0xc70
[  251.378292] 808*4kB 
[  251.382343]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.384644] (UME) 
[  251.388610]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.390909] 439*8kB 
[  251.395399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.397523] (UME) 
[  251.402009]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  251.404310] 179*16kB 
[  251.408539]  ? trace_hardirqs_on+0xbd/0x310
[  251.410664] (UMEH) 
[  251.415239]  ? kasan_check_read+0x11/0x20
[  251.417621] 64*32kB 
[  251.421936]  ? __run_timers+0x7da/0xc70
[  251.424173] (UMEH) 
[  251.428318]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.430617] 19*64kB 
[  251.434587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.436800] (UMEH) 
[  251.442245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.444544] 2*128kB 
[  251.448780]  __run_timers+0x7e5/0xc70
[  251.450987] (UM) 
[  251.455224]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  251.457517] 0*256kB 
[  251.461309]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.463350] 0*512kB 
[  251.468703]  ? graph_lock+0x170/0x170
[  251.471003] 0*1024kB 
[  251.476009]  ? enqueue_hrtimer+0x1a5/0x560
[  251.478310] 0*2048kB 
[  251.482100]  ? lock_release+0x970/0x970
[  251.484486] 0*4096kB 
[  251.488714]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  251.491097] = 13128kB
[  251.495065]  ? find_held_lock+0x36/0x1c0
[  251.497456] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  251.502630]  ? graph_lock+0x170/0x170
[  251.505023] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  251.509070]  ? pvclock_read_flags+0x160/0x160
[  251.517880] 417 total pagecache pages
[  251.521674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.530231] 0 pages in swap cache
[  251.534714]  ? check_preemption_disabled+0x48/0x200
[  251.538492] Swap cache stats: add 0, delete 0, find 0/0
[  251.544023]  ? __lock_is_held+0xb5/0x140
[  251.547447] Free swap  = 0kB
[  251.552456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.557793] Total swap = 0kB
[  251.561852]  ? check_preemption_disabled+0x48/0x200
[  251.564842] 1965979 pages RAM
[  251.570383]  run_timer_softirq+0x52/0xb0
[  251.573370] 0 pages HighMem/MovableOnly
[  251.578377]  ? rcu_read_lock_sched_held+0x108/0x120
[  251.581455] 342744 pages reserved
[  251.585512]  __do_softirq+0x30b/0xad8
[  251.589461] 0 pages cma reserved
[  251.594480]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  251.597960] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  251.601696]  ? pvclock_read_flags+0x160/0x160
[  251.601711]  ? lapic_next_event+0x5a/0x90
[  251.601730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.605129] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  251.610174]  ? check_preemption_disabled+0x48/0x200
[  251.616636] syz-fuzzer cpuset=
[  251.621123]  ? check_preemption_disabled+0x48/0x200
[  251.625243] /
[  251.630787]  ? kvm_clock_read+0x18/0x30
[  251.640983]  mems_allowed=0
[  251.645988]  ? kvm_sched_clock_read+0x9/0x20
[  251.667127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.672671]  ? check_preemption_disabled+0x48/0x200
[  251.678205]  irq_exit+0x17f/0x1c0
[  251.681663]  smp_apic_timer_interrupt+0x1cb/0x760
[  251.686505]  ? smp_reschedule_interrupt+0x109/0x650
[  251.691526]  ? smp_call_function_single_interrupt+0x650/0x650
[  251.697413]  ? interrupt_entry+0xb5/0xf0
[  251.701475]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.706492]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.711509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.716370]  ? trace_hardirqs_off+0x300/0x300
[  251.720873]  ? trace_hardirqs_off+0x300/0x300
[  251.725370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.730909]  ? check_preemption_disabled+0x48/0x200
[  251.735926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.741501]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.746358]  apic_timer_interrupt+0xf/0x20
[  251.750590]  </IRQ>
[  251.752833] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  251.757763] 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
[  251.776671] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  251.784393] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  251.791666] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  251.798939] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  251.806211] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  251.813479] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  251.820798]  skb_clone+0x1bb/0x500
[  251.824344]  ? skb_split+0x11e0/0x11e0
[  251.828244]  ? preempt_notifier_register+0x200/0x200
[  251.833356]  ? __switch_to_asm+0x34/0x70
[  251.837422]  ? __switch_to_asm+0x34/0x70
[  251.841485]  ? __switch_to_asm+0x40/0x70
[  251.845544]  ? __switch_to_asm+0x34/0x70
[  251.849607]  ? __switch_to_asm+0x40/0x70
[  251.853671]  ? __switch_to_asm+0x40/0x70
[  251.857729]  ? __switch_to_asm+0x34/0x70
[  251.861796]  ? __switch_to_asm+0x34/0x70
[  251.865859]  ? __switch_to_asm+0x40/0x70
[  251.869916]  ? __switch_to_asm+0x34/0x70
[  251.873990]  bpf_clone_redirect+0xb9/0x490
[  251.878240]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  251.883285]  ? __sched_text_start+0x8/0x8
[  251.887440]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  251.892215]  ? find_held_lock+0x36/0x1c0
[  251.896290]  ? lock_acquire+0x1ed/0x520
[  251.900283]  ? bpf_test_run+0x32e/0x5a0
[  251.904262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.909813]  ? check_preemption_disabled+0x48/0x200
[  251.914838]  ? kasan_check_read+0x11/0x20
[  251.918993]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.924280]  ? rcu_bh_qs+0xc0/0xc0
[  251.927826]  ? preempt_schedule+0x4d/0x60
[  251.931973]  ? ___preempt_schedule+0x16/0x18
[  251.936391]  ? bpf_test_run+0x1c0/0x5a0
[  251.940380]  ? netlink_diag_dump+0x2a0/0x2a0
[  251.944797]  ? bpf_prog_test_run_skb+0x452/0xb40
[  251.949566]  ? bpf_prog_test_run_skb+0x634/0xb40
[  251.954334]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  251.959181]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  251.964721]  ? fput+0x130/0x1a0
[  251.968005]  ? __bpf_prog_get+0x9b/0x290
[  251.972076]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  251.976923]  ? bpf_prog_test_run+0x130/0x1a0
[  251.981341]  ? __x64_sys_bpf+0x3d8/0x510
[  251.985408]  ? bpf_prog_get+0x20/0x20
[  251.989231]  ? do_syscall_64+0x1b9/0x820
[  251.993306]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  251.998678]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.003615]  ? trace_hardirqs_off+0x300/0x300
[  252.008115]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  252.013134]  ? recalc_sigpending_tsk+0x180/0x180
[  252.017901]  ? kasan_check_write+0x14/0x20
[  252.022149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.027002]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  252.032390] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  252.032460] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.039320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.039325] Call Trace:
[  252.039331]  <IRQ>
[  252.039349]  dump_stack+0x1c4/0x2b4
[  252.039363]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.039393]  warn_alloc.cold.118+0xb7/0x1bd
[  252.045974] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.055290]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.057841] syz-executor7 cpuset=
[  252.059994]  ? lock_downgrade+0x900/0x900
[  252.063612] syz7
[  252.068806]  ? trace_hardirqs_off+0xb8/0x300
[  252.073098]  mems_allowed=0
[  252.083585]  ? trace_hardirqs_off+0xb8/0x300
[  252.109653]  __alloc_pages_slowpath+0x2667/0x2d80
[  252.114530]  ? warn_alloc+0x120/0x120
[  252.118335]  ? warn_alloc+0x120/0x120
[  252.122142]  ? print_usage_bug+0xc0/0xc0
[  252.126206]  ? warn_alloc+0x120/0x120
[  252.130007]  ? print_usage_bug+0xc0/0xc0
[  252.134072]  ? __lock_acquire+0x7ec/0x4ec0
[  252.138314]  ? __lock_acquire+0x7ec/0x4ec0
[  252.142551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.148089]  ? should_fail+0x22d/0xd01
[  252.151984]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.157089]  ? __lock_acquire+0x7ec/0x4ec0
[  252.161331]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.166432]  ? __lock_acquire+0x7ec/0x4ec0
[  252.170667]  ? should_fail+0x22d/0xd01
[  252.174569]  ? mark_held_locks+0x130/0x130
[  252.178813]  ? mark_held_locks+0x130/0x130
[  252.183053]  ? graph_lock+0x170/0x170
[  252.186856]  ? graph_lock+0x170/0x170
[  252.190671]  ? graph_lock+0x170/0x170
[  252.194473]  ? print_usage_bug+0xc0/0xc0
[  252.198532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.204077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.209624]  ? check_preemption_disabled+0x48/0x200
[  252.214643]  ? check_preemption_disabled+0x48/0x200
[  252.219676]  ? __lock_is_held+0xb5/0x140
[  252.223748]  __alloc_pages_nodemask+0xa80/0xde0
[  252.228419]  ? graph_lock+0x170/0x170
[  252.232227]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.237246]  ? graph_lock+0x170/0x170
[  252.241072]  ? find_held_lock+0x36/0x1c0
[  252.245145]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.249822]  ? lock_downgrade+0x900/0x900
[  252.253981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.259532]  cache_grow_begin+0x91/0x8c0
[  252.263602]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.268026]  fallback_alloc+0x203/0x2e0
[  252.272010]  ____cache_alloc_node+0x1c7/0x1e0
[  252.276534]  kmem_cache_alloc_node+0xe3/0x730
[  252.281039]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.285302]  __alloc_skb+0x119/0x770
[  252.289022]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.294312]  ? skb_scrub_packet+0x490/0x490
[  252.298636]  ? lock_downgrade+0x900/0x900
[  252.302797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.308339]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.313803]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.319273]  ? addrconf_rs_timer+0x6f0/0x6f0
[  252.323704]  ndisc_alloc_skb+0x144/0x340
[  252.327781]  ndisc_send_rs+0x331/0x6e0
[  252.331681]  addrconf_rs_timer+0x3c0/0x6f0
[  252.335928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.340186]  call_timer_fn+0x272/0x920
[  252.344082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.348324]  ? process_timeout+0x40/0x40
[  252.352386]  ? find_held_lock+0x36/0x1c0
[  252.356463]  ? mark_held_locks+0xc7/0x130
[  252.360619]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.365118]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.369615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.373852]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  252.378438]  ? trace_hardirqs_on+0xbd/0x310
[  252.382763]  ? kasan_check_read+0x11/0x20
[  252.386916]  ? __run_timers+0x7da/0xc70
[  252.390892]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.396352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.400598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.404837]  __run_timers+0x7e5/0xc70
[  252.408658]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  252.414034]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.419061]  ? graph_lock+0x170/0x170
[  252.422875]  ? print_usage_bug+0xc0/0xc0
[  252.426943]  ? lock_release+0x970/0x970
[  252.430926]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  252.436127]  ? find_held_lock+0x36/0x1c0
[  252.440196]  ? graph_lock+0x170/0x170
[  252.444006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.449558]  ? check_preemption_disabled+0x48/0x200
[  252.454589]  ? __lock_is_held+0xb5/0x140
[  252.458657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.464202]  ? check_preemption_disabled+0x48/0x200
[  252.469228]  run_timer_softirq+0x52/0xb0
[  252.473304]  ? rcu_read_lock_sched_held+0x108/0x120
[  252.478383]  __do_softirq+0x30b/0xad8
[  252.482220]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  252.487348]  ? pvclock_read_flags+0x160/0x160
[  252.491862]  ? lapic_next_event+0x5a/0x90
[  252.496022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.501573]  ? check_preemption_disabled+0x48/0x200
[  252.506595]  ? check_preemption_disabled+0x48/0x200
[  252.511625]  ? kvm_clock_read+0x18/0x30
[  252.515608]  ? kvm_sched_clock_read+0x9/0x20
[  252.520032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.525585]  ? check_preemption_disabled+0x48/0x200
[  252.530619]  irq_exit+0x17f/0x1c0
[  252.534080]  smp_apic_timer_interrupt+0x1cb/0x760
[  252.538957]  ? smp_call_function_single_interrupt+0x650/0x650
[  252.545300]  ? interrupt_entry+0xb5/0xf0
[  252.549374]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.554396]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.559413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.564260]  ? trace_hardirqs_off+0x300/0x300
[  252.568772]  ? trace_hardirqs_off+0x300/0x300
[  252.573294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.578836]  ? check_preemption_disabled+0x48/0x200
[  252.583856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.589406]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.594261]  apic_timer_interrupt+0xf/0x20
[  252.598507]  </IRQ>
[  252.600744] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  252.606024] 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
[  252.625020] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  252.632735] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  252.640002] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  252.647284] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  252.654551] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  252.661819] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  252.669112]  ? arch_local_irq_restore+0x45/0x52
[  252.673788]  dump_stack+0x26a/0x2b4
[  252.677419]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.682613]  ? mark_held_locks+0x130/0x130
[  252.686848]  ? mark_held_locks+0x130/0x130
[  252.691088]  dump_header+0x27b/0xf72
[  252.694818]  ? pagefault_out_of_memory+0x197/0x197
[  252.699751]  ? mark_held_locks+0x130/0x130
[  252.703985]  ? __lock_acquire+0x7ec/0x4ec0
[  252.708222]  ? mem_cgroup_charge_statistics+0x780/0x780
[  252.713583]  ? print_usage_bug+0xc0/0xc0
[  252.717642]  ? print_usage_bug+0xc0/0xc0
[  252.721709]  ? graph_lock+0x170/0x170
[  252.725509]  ? graph_lock+0x170/0x170
[  252.729313]  ? print_usage_bug+0xc0/0xc0
[  252.733377]  ? print_usage_bug+0xc0/0xc0
[  252.737453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.742996]  ? find_held_lock+0x36/0x1c0
[  252.747066]  ? mark_held_locks+0xc7/0x130
[  252.751215]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  252.756320]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  252.761421]  ? lockdep_hardirqs_on+0x421/0x5c0
[  252.766009]  ? trace_hardirqs_on+0xbd/0x310
[  252.770417]  ? kasan_check_read+0x11/0x20
[  252.774568]  ? ___ratelimit+0x36f/0x655
[  252.778543]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.783996]  ? trace_hardirqs_on+0x310/0x310
[  252.788404]  ? lock_downgrade+0x900/0x900
[  252.792556]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  252.797663]  ? ___ratelimit+0xaa/0x655
[  252.801553]  ? idr_get_free+0xec0/0xec0
[  252.805529]  ? kasan_check_write+0x14/0x20
[  252.809763]  ? do_raw_spin_lock+0xc1/0x200
[  252.814004]  oom_kill_process.cold.27+0x10/0x903
[  252.818762]  ? graph_lock+0x170/0x170
[  252.822562]  ? _raw_spin_unlock+0x2c/0x50
[  252.826706]  ? oom_badness+0xe6/0xaa0
[  252.830511]  ? oom_evaluate_task+0x540/0x540
[  252.834926]  ? find_held_lock+0x36/0x1c0
[  252.838992]  ? out_of_memory+0x974/0x14c0
[  252.843140]  ? lock_downgrade+0x900/0x900
[  252.847304]  ? check_preemption_disabled+0x48/0x200
[  252.852330]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.858124]  ? kasan_check_read+0x11/0x20
[  252.862288]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.867569]  ? rcu_bh_qs+0xc0/0xc0
[  252.871114]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  252.876651]  ? oom_evaluate_task+0x302/0x540
[  252.881063]  out_of_memory+0xa86/0x14c0
[  252.885053]  ? oom_killer_disable+0x3a0/0x3a0
[  252.889552]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  252.894488]  ? __mutex_add_waiter+0x2a0/0x2a0
[  252.898996]  __alloc_pages_slowpath+0x2318/0x2d80
[  252.903868]  ? warn_alloc+0x120/0x120
[  252.907666]  ? __radix_tree_lookup+0x4c0/0x4c0
[  252.912366]  ? find_get_entry+0x2f2/0xc40
[  252.916524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.922060]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  252.926990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.932525]  ? should_fail+0x22d/0xd01
[  252.936421]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.941529]  ? __lock_is_held+0xb5/0x140
[  252.945614]  ? __lock_is_held+0xb5/0x140
[  252.949684]  ? find_held_lock+0x36/0x1c0
[  252.953748]  ? ___might_sleep+0x1ed/0x300
[  252.957892]  ? lock_release+0x970/0x970
[  252.961871]  ? arch_local_save_flags+0x40/0x40
[  252.966465]  ? __might_sleep+0x95/0x190
[  252.970448]  __alloc_pages_nodemask+0xa80/0xde0
[  252.975130]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.980150]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.985954]  ? kasan_check_read+0x11/0x20
[  252.990110]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.995391]  ? graph_lock+0x170/0x170
[  252.999198]  ? print_usage_bug+0xc0/0xc0
[  253.003263]  ? graph_lock+0x170/0x170
[  253.007082]  ? graph_lock+0x170/0x170
[  253.010882]  ? __do_page_cache_readahead+0x7ce/0x980
[  253.015993]  ? find_held_lock+0x36/0x1c0
[  253.020065]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  253.025608]  alloc_pages_current+0x10c/0x210
[  253.030017]  ? lock_downgrade+0x900/0x900
[  253.034175]  __page_cache_alloc+0x38f/0x5b0
[  253.038500]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.044305]  ? kasan_check_read+0x11/0x20
[  253.048466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.053746]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  253.058421]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.063964]  ? check_preemption_disabled+0x48/0x200
[  253.068989]  filemap_fault+0x1594/0x25f0
[  253.073065]  ? __lock_page_or_retry+0xa00/0xa00
[  253.077734]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.083539]  ? kasan_check_read+0x11/0x20
[  253.087691]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.092986]  ? rcu_bh_qs+0xc0/0xc0
[  253.096531]  ? print_usage_bug+0xc0/0xc0
[  253.100596]  ? filemap_map_pages+0xdea/0x1980
[  253.105139]  ? print_usage_bug+0xc0/0xc0
[  253.109214]  ? find_get_pages_range_tag+0x1320/0x1320
[  253.114402]  ? print_usage_bug+0xc0/0xc0
[  253.118460]  ? __lock_acquire+0x7ec/0x4ec0
[  253.122693]  ? graph_lock+0x170/0x170
[  253.126494]  ? __sigqueue_free.part.27+0x7d/0xa0
[  253.131253]  ? __lock_acquire+0x7ec/0x4ec0
[  253.135513]  ? lock_acquire+0x1ed/0x520
[  253.139492]  ? ext4_filemap_fault+0x7a/0xad
[  253.143818]  ? lock_release+0x970/0x970
[  253.147796]  ? arch_local_save_flags+0x40/0x40
[  253.152381]  ? mark_held_locks+0x130/0x130
[  253.156626]  ? down_read+0xb0/0x1d0
[  253.160252]  ? ext4_filemap_fault+0x7a/0xad
[  253.164588]  ? __down_interruptible+0x700/0x700
[  253.169255]  ? graph_lock+0x170/0x170
[  253.173074]  ? __sigqueue_free.part.27+0x7d/0xa0
[  253.177839]  ext4_filemap_fault+0x82/0xad
[  253.181994]  __do_fault+0x100/0x6b0
[  253.185620]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.190898]  ? print_bad_pte+0x6c0/0x6c0
[  253.194964]  ? pmd_val+0x88/0x100
[  253.198434]  ? add_mm_counter_fast+0xd0/0xd0
[  253.202842]  ? pmd_val+0x88/0x100
[  253.206308]  ? add_mm_counter_fast+0xd0/0xd0
[  253.210723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.216263]  __handle_mm_fault+0x3709/0x53e0
[  253.220699]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  253.225543]  ? graph_lock+0x170/0x170
[  253.229342]  ? print_usage_bug+0xc0/0xc0
[  253.233408]  ? graph_lock+0x170/0x170
[  253.237208]  ? graph_lock+0x170/0x170
[  253.241029]  ? handle_mm_fault+0x42a/0xc70
[  253.245274]  ? lock_downgrade+0x900/0x900
[  253.249433]  ? check_preemption_disabled+0x48/0x200
[  253.254455]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.260280]  ? kasan_check_read+0x11/0x20
[  253.264434]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.269712]  ? rcu_bh_qs+0xc0/0xc0
[  253.273254]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.278716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.284257]  ? check_preemption_disabled+0x48/0x200
[  253.289314]  handle_mm_fault+0x54f/0xc70
[  253.293382]  ? __handle_mm_fault+0x53e0/0x53e0
[  253.297965]  ? find_vma+0x34/0x190
[  253.301515]  __do_page_fault+0x67d/0xed0
[  253.305583]  ? mm_fault_error+0x380/0x380
[  253.309739]  ? syscall_slow_exit_work+0x520/0x520
[  253.314588]  do_page_fault+0xf2/0x7e0
[  253.318390]  ? vmalloc_sync_all+0x30/0x30
[  253.322539]  ? error_entry+0x70/0xd0
[  253.326256]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.331296]  ? trace_hardirqs_on_caller+0xc0/0x300
[  253.336228]  ? syscall_return_slowpath+0x5e0/0x5e0
[  253.341159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.346003]  ? trace_hardirqs_off+0x300/0x300
[  253.350502]  ? trace_hardirqs_off_caller+0x300/0x300
[  253.355611]  ? prepare_exit_to_usermode+0x291/0x3b0
[  253.360635]  ? page_fault+0x8/0x30
[  253.364180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.369029]  ? page_fault+0x8/0x30
[  253.372576]  page_fault+0x1e/0x30
[  253.376029] RIP: 0033:0x45db60
[  253.379225] Code: Bad RIP value.
[  253.382583] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  253.387949] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  253.395219] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  253.402488] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  253.409765] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  253.417043] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  253.424346] warn_alloc_show_mem: 1 callbacks suppressed
[  253.424359] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  253.424360] Mem-Info:
[  253.424391] active_anon:38738 inactive_anon:372 isolated_anon:0
[  253.424391]  active_file:16 inactive_file:22 isolated_file:0
[  253.424391]  unevictable:0 dirty:0 writeback:0 unstable:0
[  253.424391]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  253.424391]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  253.424391]  free:13555 free_pcp:233 free_cma:0
[  253.429738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  253.436929] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  253.439327] Call Trace:
[  253.472201] Node 0 
[  253.481556]  <IRQ>
[  253.509249] 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
[  253.511815]  dump_stack+0x1c4/0x2b4
[  253.514021] lowmem_reserve[]:
[  253.516168]  ? dump_stack_print_info.cold.2+0x52/0x52
[  253.541664]  0 2817
[  253.545328]  warn_alloc.cold.118+0xb7/0x1bd
[  253.548389]  6321 6321
[  253.553581]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.555790] Node 0 
[  253.560104]  ? lock_downgrade+0x900/0x900
[  253.562598] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  253.567412]  ? trace_hardirqs_off+0xb8/0x300
[  253.569610] lowmem_reserve[]: 0
[  253.573763]  ? trace_hardirqs_off+0xb8/0x300
[  253.600456]  0
[  253.604873]  __alloc_pages_slowpath+0x2667/0x2d80
[  253.608114]  3503
[  253.612540]  ? warn_alloc+0x120/0x120
[  253.614303]  3503
[  253.619141]  ? warn_alloc+0x120/0x120
[  253.624969]  ? print_usage_bug+0xc0/0xc0
[  253.627007] Node 0 
[  253.630803]  ? warn_alloc+0x120/0x120
[  253.634865] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  253.637071]  ? print_usage_bug+0xc0/0xc0
[  253.640844] lowmem_reserve[]:
[  253.669204]  ? __lock_acquire+0x7ec/0x4ec0
[  253.673237]  0
[  253.676774]  ? __lock_acquire+0x7ec/0x4ec0
[  253.680985]  0
[  253.682787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.686988]  0
[  253.688793]  ? should_fail+0x22d/0xd01
[  253.694299]  0
[  253.696100]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.701754]  ? __lock_acquire+0x7ec/0x4ec0
[  253.706832] Node 0 DMA: 
[  253.711059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.711075]  ? __lock_acquire+0x7ec/0x4ec0
[  253.713724] 1*4kB 
[  253.718816]  ? should_fail+0x22d/0xd01
[  253.723026] (U) 
[  253.725176]  ? mark_held_locks+0x130/0x130
[  253.729032] 0*8kB 
[  253.731000]  ? mark_held_locks+0x130/0x130
[  253.735210] 0*16kB 
[  253.737349]  ? graph_lock+0x170/0x170
[  253.741559] 1*32kB 
[  253.743792]  ? graph_lock+0x170/0x170
[  253.747565] (U) 
[  253.749795]  ? graph_lock+0x170/0x170
[  253.753571] 2*64kB 
[  253.755542]  ? print_usage_bug+0xc0/0xc0
[  253.759316] (U) 
[  253.761548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.765583] 1*128kB 
[  253.767553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.773061] (U) 
[  253.775384]  ? check_preemption_disabled+0x48/0x200
[  253.780890] 1*256kB 
[  253.782862]  ? check_preemption_disabled+0x48/0x200
[  253.787848] (U) 
[  253.790169]  ? __lock_is_held+0xb5/0x140
[  253.795154] 0*512kB 
[  253.797127]  __alloc_pages_nodemask+0xa80/0xde0
[  253.801158] 1*1024kB 
[  253.803475]  ? graph_lock+0x170/0x170
[  253.808116] (U) 
[  253.810517]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  253.814303] 1*2048kB 
[  253.816279]  ? graph_lock+0x170/0x170
[  253.821282] (M) 
[  253.823693]  ? find_held_lock+0x36/0x1c0
[  253.827462] 3*4096kB 
[  253.829439]  ? ____cache_alloc_node+0x1c7/0x1e0
[  253.833470] (M) 
[  253.835873]  ? lock_downgrade+0x900/0x900
[  253.840519] = 15908kB
[  253.842492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.846611] Node 0 
[  253.849016]  cache_grow_begin+0x91/0x8c0
[  253.854527] DMA32: 
[  253.856762]  ? do_raw_spin_unlock+0xa7/0x2f0
[  253.860795] 2*4kB 
[  253.863028]  fallback_alloc+0x203/0x2e0
[  253.867405] (M) 
[  253.869553]  ____cache_alloc_node+0x1c7/0x1e0
[  253.873500] 1*8kB 
[  253.875473]  kmem_cache_alloc_node+0xe3/0x730
[  253.879935] (U) 
[  253.882077]  ? ipv6_get_ifaddr+0x42e/0x620
[  253.886537] 3*16kB (M) 
[  253.888517]  __alloc_skb+0x119/0x770
[  253.892721] 2*32kB 
[  253.895305]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.898987] (UM) 
[  253.901216]  ? skb_scrub_packet+0x490/0x490
[  253.906467] 2*64kB 
[  253.908521]  ? lock_downgrade+0x900/0x900
[  253.912813] (M) 
[  253.915044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.919165] 3*128kB 
[  253.921142]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.926657] (M) 
[  253.928977]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.934407] 2*256kB 
[  253.936375]  ? addrconf_rs_timer+0x6f0/0x6f0
[  253.941798] (M) 
[  253.944123]  ndisc_alloc_skb+0x144/0x340
[  253.948495] 3*512kB 
[  253.950476]  ndisc_send_rs+0x331/0x6e0
[  253.954511] (M) 
[  253.956831]  addrconf_rs_timer+0x3c0/0x6f0
[  253.960690] 4*1024kB 
[  253.962658]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.966864] (UM) 
[  253.969285]  call_timer_fn+0x272/0x920
[  253.973487] 3*2048kB 
[  253.975541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.979400] (UM) 
[  253.981808]  ? process_timeout+0x40/0x40
[  253.986012] 3*4096kB (M) 
[  253.988077]  ? find_held_lock+0x36/0x1c0
[  253.992112] = 25216kB
[  253.994868]  ? __run_timers+0x7da/0xc70
[  253.998896] Node 0 
[  254.001303]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.005249] Normal: 
[  254.007483]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.011951] 808*4kB 
[  254.014274]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.018747] (UME) 
[  254.021065]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  254.025285] 439*8kB 
[  254.027421]  ? trace_hardirqs_on+0xbd/0x310
[  254.031978] (UME) 
[  254.034305]  ? kasan_check_read+0x11/0x20
[  254.038596] 179*16kB 
[  254.040738]  ? __run_timers+0x7da/0xc70
[  254.044857] (UMEH) 
[  254.047264]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.051221] 64*32kB 
[  254.053450]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.058873] (UMEH) 
[  254.061189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.065413] 19*64kB 
[  254.067648]  __run_timers+0x7e5/0xc70
[  254.071851] (UMEH) 
[  254.074176]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  254.077942] 2*128kB 
[  254.080176]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.085513] (UM) 
[  254.087827]  ? graph_lock+0x170/0x170
[  254.092815] 0*256kB 
[  254.094868]  ? enqueue_hrtimer+0x1a5/0x560
[  254.098644] 0*512kB 
[  254.100961]  ? lock_release+0x970/0x970
[  254.105170] 0*1024kB 
[  254.107487]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  254.111438] 0*2048kB 
[  254.113847]  ? find_held_lock+0x36/0x1c0
[  254.119022] 0*4096kB 
[  254.121426]  ? graph_lock+0x170/0x170
[  254.125460] = 13128kB
[  254.127859]  ? pvclock_read_flags+0x160/0x160
[  254.131639] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  254.134037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.138508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  254.147332]  ? check_preemption_disabled+0x48/0x200
[  254.152842] 417 total pagecache pages
[  254.161414]  ? __lock_is_held+0xb5/0x140
[  254.166406] 0 pages in swap cache
[  254.170188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.170212]  ? check_preemption_disabled+0x48/0x200
[  254.174250] Swap cache stats: add 0, delete 0, find 0/0
[  254.177701]  run_timer_softirq+0x52/0xb0
[  254.183208] Free swap  = 0kB
[  254.188213]  ? rcu_read_lock_sched_held+0x108/0x120
[  254.193546] Total swap = 0kB
[  254.197603]  __do_softirq+0x30b/0xad8
[  254.200596] 1965979 pages RAM
[  254.205609]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  254.208588] 0 pages HighMem/MovableOnly
[  254.208596] 342744 pages reserved
[  254.212393]  ? pvclock_read_flags+0x160/0x160
[  254.215465] 0 pages cma reserved
[  254.215538] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  254.220565]  ? lapic_next_event+0x5a/0x90
[  254.220580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.220602]  ? check_preemption_disabled+0x48/0x200
[  254.224611] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  254.227998]  ? check_preemption_disabled+0x48/0x200
[  254.232468] syz-fuzzer cpuset=
[  254.235847]  ? kvm_clock_read+0x18/0x30
[  254.242313] /
[  254.246452]  ? kvm_sched_clock_read+0x9/0x20
[  254.251966]  mems_allowed=0
[  254.256975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.293838]  ? check_preemption_disabled+0x48/0x200
[  254.298866]  irq_exit+0x17f/0x1c0
[  254.302327]  smp_apic_timer_interrupt+0x1cb/0x760
[  254.307171]  ? smp_reschedule_interrupt+0x109/0x650
[  254.312220]  ? smp_call_function_single_interrupt+0x650/0x650
[  254.318104]  ? interrupt_entry+0xb5/0xf0
[  254.322283]  ? trace_hardirqs_off_caller+0xbb/0x300
[  254.327304]  ? trace_hardirqs_off_caller+0xbb/0x300
[  254.332324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.337168]  ? trace_hardirqs_off+0x300/0x300
[  254.341663]  ? trace_hardirqs_off+0x300/0x300
[  254.346158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.351696]  ? check_preemption_disabled+0x48/0x200
[  254.356711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.362254]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.367118]  apic_timer_interrupt+0xf/0x20
[  254.371345]  </IRQ>
[  254.373584] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  254.378517] 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
[  254.397418] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  254.405124] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  254.412394] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  254.419658] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  254.427008] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  254.434282] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  254.441594]  skb_clone+0x1bb/0x500
[  254.445136]  ? skb_split+0x11e0/0x11e0
[  254.449031]  ? preempt_notifier_register+0x200/0x200
[  254.454133]  ? __switch_to_asm+0x34/0x70
[  254.458194]  ? __switch_to_asm+0x34/0x70
[  254.462254]  ? __switch_to_asm+0x40/0x70
[  254.466320]  ? __switch_to_asm+0x34/0x70
[  254.470376]  ? __switch_to_asm+0x40/0x70
[  254.474435]  ? __switch_to_asm+0x40/0x70
[  254.478497]  ? __switch_to_asm+0x34/0x70
[  254.482560]  ? __switch_to_asm+0x34/0x70
[  254.486616]  ? __switch_to_asm+0x40/0x70
[  254.490676]  ? __switch_to_asm+0x34/0x70
[  254.494748]  bpf_clone_redirect+0xb9/0x490
[  254.498993]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  254.504099]  ? __sched_text_start+0x8/0x8
[  254.508249]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  254.513030]  ? find_held_lock+0x36/0x1c0
[  254.517096]  ? lock_acquire+0x1ed/0x520
[  254.521067]  ? bpf_test_run+0x32e/0x5a0
[  254.525041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.530584]  ? check_preemption_disabled+0x48/0x200
[  254.535606]  ? kasan_check_read+0x11/0x20
[  254.539756]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.545311]  ? rcu_bh_qs+0xc0/0xc0
[  254.548855]  ? preempt_schedule+0x4d/0x60
[  254.553006]  ? ___preempt_schedule+0x16/0x18
[  254.557424]  ? bpf_test_run+0x1c0/0x5a0
[  254.561410]  ? netlink_diag_dump+0x2a0/0x2a0
[  254.565820]  ? bpf_prog_test_run_skb+0x452/0xb40
[  254.570579]  ? bpf_prog_test_run_skb+0x634/0xb40
[  254.575345]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  254.580191]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  254.585723]  ? fput+0x130/0x1a0
[  254.589264]  ? __bpf_prog_get+0x9b/0x290
[  254.593340]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  254.598179]  ? bpf_prog_test_run+0x130/0x1a0
[  254.602592]  ? __x64_sys_bpf+0x3d8/0x510
[  254.606653]  ? bpf_prog_get+0x20/0x20
[  254.610479]  ? do_syscall_64+0x1b9/0x820
[  254.614539]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  254.619904]  ? syscall_return_slowpath+0x5e0/0x5e0
[  254.624838]  ? trace_hardirqs_off+0x300/0x300
[  254.629340]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  254.634373]  ? recalc_sigpending_tsk+0x180/0x180
[  254.639132]  ? kasan_check_write+0x14/0x20
[  254.643372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.648223]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  254.653605] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  254.653673] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  254.660532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  254.660537] Call Trace:
[  254.660544]  <IRQ>
[  254.660560]  dump_stack+0x1c4/0x2b4
[  254.660580]  ? dump_stack_print_info.cold.2+0x52/0x52
[  254.667108] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  254.676410]  warn_alloc.cold.118+0xb7/0x1bd
[  254.678966] syz-executor7 cpuset=
[  254.681110]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  254.684708] syz7
[  254.689893]  ? lock_downgrade+0x900/0x900
[  254.700356]  mems_allowed=0
[  254.704677]  ? trace_hardirqs_off+0xb8/0x300
[  254.726334]  ? trace_hardirqs_off+0xb8/0x300
[  254.730771]  __alloc_pages_slowpath+0x2667/0x2d80
[  254.735646]  ? warn_alloc+0x120/0x120
[  254.739453]  ? warn_alloc+0x120/0x120
[  254.743258]  ? print_usage_bug+0xc0/0xc0
[  254.747333]  ? warn_alloc+0x120/0x120
[  254.751138]  ? print_usage_bug+0xc0/0xc0
[  254.755203]  ? __lock_acquire+0x7ec/0x4ec0
[  254.759439]  ? __lock_acquire+0x7ec/0x4ec0
[  254.763674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.769212]  ? should_fail+0x22d/0xd01
[  254.773106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.778209]  ? __lock_acquire+0x7ec/0x4ec0
[  254.782449]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.787551]  ? __lock_acquire+0x7ec/0x4ec0
[  254.791784]  ? should_fail+0x22d/0xd01
[  254.795683]  ? mark_held_locks+0x130/0x130
[  254.799920]  ? mark_held_locks+0x130/0x130
[  254.804156]  ? graph_lock+0x170/0x170
[  254.807955]  ? graph_lock+0x170/0x170
[  254.811754]  ? graph_lock+0x170/0x170
[  254.815552]  ? print_usage_bug+0xc0/0xc0
[  254.819613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.825151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.830688]  ? check_preemption_disabled+0x48/0x200
[  254.835881]  ? check_preemption_disabled+0x48/0x200
[  254.840906]  ? __lock_is_held+0xb5/0x140
[  254.844972]  __alloc_pages_nodemask+0xa80/0xde0
[  254.849640]  ? graph_lock+0x170/0x170
[  254.853443]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.858453]  ? graph_lock+0x170/0x170
[  254.862265]  ? find_held_lock+0x36/0x1c0
[  254.866352]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.871019]  ? lock_downgrade+0x900/0x900
[  254.875177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.880720]  cache_grow_begin+0x91/0x8c0
[  254.884782]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.889202]  fallback_alloc+0x203/0x2e0
[  254.893187]  ____cache_alloc_node+0x1c7/0x1e0
[  254.897690]  kmem_cache_alloc_node+0xe3/0x730
[  254.902185]  ? ipv6_get_ifaddr+0x42e/0x620
[  254.906429]  __alloc_skb+0x119/0x770
[  254.910145]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.915425]  ? skb_scrub_packet+0x490/0x490
[  254.919747]  ? lock_downgrade+0x900/0x900
[  254.923904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.929441]  ? refcount_sub_and_test_checked+0x203/0x310
[  254.934893]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  254.940347]  ? addrconf_rs_timer+0x6f0/0x6f0
[  254.944770]  ndisc_alloc_skb+0x144/0x340
[  254.948838]  ndisc_send_rs+0x331/0x6e0
[  254.952731]  addrconf_rs_timer+0x3c0/0x6f0
[  254.956974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.961222]  call_timer_fn+0x272/0x920
[  254.965110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.969352]  ? process_timeout+0x40/0x40
[  254.973414]  ? find_held_lock+0x36/0x1c0
[  254.977486]  ? mark_held_locks+0xc7/0x130
[  254.981640]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.986134]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.990628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.994862]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  254.999450]  ? trace_hardirqs_on+0xbd/0x310
[  255.003776]  ? kasan_check_read+0x11/0x20
[  255.007926]  ? __run_timers+0x7da/0xc70
[  255.011904]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.017363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.021604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.025838]  __run_timers+0x7e5/0xc70
[  255.029651]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.035018]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.040038]  ? graph_lock+0x170/0x170
[  255.043841]  ? print_usage_bug+0xc0/0xc0
[  255.047897]  ? lock_release+0x970/0x970
[  255.051874]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.057068]  ? find_held_lock+0x36/0x1c0
[  255.061134]  ? graph_lock+0x170/0x170
[  255.064941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.070484]  ? check_preemption_disabled+0x48/0x200
[  255.075512]  ? __lock_is_held+0xb5/0x140
[  255.079572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.085112]  ? check_preemption_disabled+0x48/0x200
[  255.090135]  run_timer_softirq+0x52/0xb0
[  255.094199]  ? rcu_read_lock_sched_held+0x108/0x120
[  255.099222]  __do_softirq+0x30b/0xad8
[  255.103033]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  255.108147]  ? pvclock_read_flags+0x160/0x160
[  255.112645]  ? lapic_next_event+0x5a/0x90
[  255.116797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.122336]  ? check_preemption_disabled+0x48/0x200
[  255.127354]  ? check_preemption_disabled+0x48/0x200
[  255.132377]  ? kvm_clock_read+0x18/0x30
[  255.136349]  ? kvm_sched_clock_read+0x9/0x20
[  255.140759]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.146311]  ? check_preemption_disabled+0x48/0x200
[  255.151338]  irq_exit+0x17f/0x1c0
[  255.154797]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.159644]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.165526]  ? interrupt_entry+0xb5/0xf0
[  255.169587]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.174600]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.179622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.184464]  ? trace_hardirqs_off+0x300/0x300
[  255.188959]  ? trace_hardirqs_off+0x300/0x300
[  255.193455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.198996]  ? check_preemption_disabled+0x48/0x200
[  255.204011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.209556]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.214414]  apic_timer_interrupt+0xf/0x20
[  255.218640]  </IRQ>
[  255.220882] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  255.226157] 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
[  255.245066] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  255.252786] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  255.260058] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  255.267329] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  255.274601] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  255.281875] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  255.289170]  ? arch_local_irq_restore+0x45/0x52
[  255.293848]  dump_stack+0x26a/0x2b4
[  255.297476]  ? dump_stack_print_info.cold.2+0x52/0x52
[  255.302671]  ? mark_held_locks+0x130/0x130
[  255.306906]  ? mark_held_locks+0x130/0x130
[  255.311149]  dump_header+0x27b/0xf72
[  255.314877]  ? pagefault_out_of_memory+0x197/0x197
[  255.319814]  ? mark_held_locks+0x130/0x130
[  255.324050]  ? __lock_acquire+0x7ec/0x4ec0
[  255.328298]  ? mem_cgroup_charge_statistics+0x780/0x780
[  255.333665]  ? print_usage_bug+0xc0/0xc0
[  255.337725]  ? print_usage_bug+0xc0/0xc0
[  255.341795]  ? graph_lock+0x170/0x170
[  255.345595]  ? graph_lock+0x170/0x170
[  255.349399]  ? print_usage_bug+0xc0/0xc0
[  255.353460]  ? print_usage_bug+0xc0/0xc0
[  255.357538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.363084]  ? find_held_lock+0x36/0x1c0
[  255.367158]  ? mark_held_locks+0xc7/0x130
[  255.371317]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  255.376421]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  255.381528]  ? lockdep_hardirqs_on+0x421/0x5c0
[  255.386113]  ? trace_hardirqs_on+0xbd/0x310
[  255.390434]  ? kasan_check_read+0x11/0x20
[  255.394581]  ? ___ratelimit+0x36f/0x655
[  255.398557]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.404006]  ? trace_hardirqs_on+0x310/0x310
[  255.408413]  ? lock_downgrade+0x900/0x900
[  255.412566]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  255.417671]  ? ___ratelimit+0xaa/0x655
[  255.421565]  ? idr_get_free+0xec0/0xec0
[  255.425544]  ? kasan_check_write+0x14/0x20
[  255.429777]  ? do_raw_spin_lock+0xc1/0x200
[  255.434022]  oom_kill_process.cold.27+0x10/0x903
[  255.438782]  ? graph_lock+0x170/0x170
[  255.442584]  ? _raw_spin_unlock+0x2c/0x50
[  255.446735]  ? oom_badness+0xe6/0xaa0
[  255.450547]  ? oom_evaluate_task+0x540/0x540
[  255.454964]  ? find_held_lock+0x36/0x1c0
[  255.459033]  ? out_of_memory+0x974/0x14c0
[  255.463181]  ? lock_downgrade+0x900/0x900
[  255.467328]  ? check_preemption_disabled+0x48/0x200
[  255.472357]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.478155]  ? kasan_check_read+0x11/0x20
[  255.482308]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.487591]  ? rcu_bh_qs+0xc0/0xc0
[  255.491138]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.496677]  ? oom_evaluate_task+0x302/0x540
[  255.501090]  out_of_memory+0xa86/0x14c0
[  255.505095]  ? oom_killer_disable+0x3a0/0x3a0
[  255.509592]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  255.514525]  ? __mutex_add_waiter+0x2a0/0x2a0
[  255.519034]  __alloc_pages_slowpath+0x2318/0x2d80
[  255.523909]  ? warn_alloc+0x120/0x120
[  255.527713]  ? __radix_tree_lookup+0x4c0/0x4c0
[  255.532326]  ? find_get_entry+0x2f2/0xc40
[  255.536483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.542027]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  255.546955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.552491]  ? should_fail+0x22d/0xd01
[  255.556384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.561488]  ? __lock_is_held+0xb5/0x140
[  255.565631]  ? __lock_is_held+0xb5/0x140
[  255.569701]  ? find_held_lock+0x36/0x1c0
[  255.573769]  ? ___might_sleep+0x1ed/0x300
[  255.577913]  ? lock_release+0x970/0x970
[  255.581886]  ? arch_local_save_flags+0x40/0x40
[  255.586478]  ? __might_sleep+0x95/0x190
[  255.590457]  __alloc_pages_nodemask+0xa80/0xde0
[  255.595139]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.600158]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.605954]  ? kasan_check_read+0x11/0x20
[  255.610104]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.615383]  ? graph_lock+0x170/0x170
[  255.619186]  ? print_usage_bug+0xc0/0xc0
[  255.623252]  ? graph_lock+0x170/0x170
[  255.627064]  ? graph_lock+0x170/0x170
[  255.630868]  ? __do_page_cache_readahead+0x7ce/0x980
[  255.635975]  ? find_held_lock+0x36/0x1c0
[  255.640044]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  255.645583]  alloc_pages_current+0x10c/0x210
[  255.649991]  ? lock_downgrade+0x900/0x900
[  255.654141]  __page_cache_alloc+0x38f/0x5b0
[  255.658464]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.664259]  ? kasan_check_read+0x11/0x20
[  255.668425]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.673709]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  255.678602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.684145]  ? check_preemption_disabled+0x48/0x200
[  255.689172]  filemap_fault+0x1594/0x25f0
[  255.693246]  ? __lock_page_or_retry+0xa00/0xa00
[  255.697925]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.703720]  ? kasan_check_read+0x11/0x20
[  255.707871]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.713150]  ? rcu_bh_qs+0xc0/0xc0
[  255.716699]  ? print_usage_bug+0xc0/0xc0
[  255.720767]  ? filemap_map_pages+0xdea/0x1980
[  255.725290]  ? print_usage_bug+0xc0/0xc0
[  255.729363]  ? find_get_pages_range_tag+0x1320/0x1320
[  255.734554]  ? print_usage_bug+0xc0/0xc0
[  255.738612]  ? __lock_acquire+0x7ec/0x4ec0
[  255.742846]  ? graph_lock+0x170/0x170
[  255.746649]  ? __sigqueue_free.part.27+0x7d/0xa0
[  255.751415]  ? __lock_acquire+0x7ec/0x4ec0
[  255.755667]  ? lock_acquire+0x1ed/0x520
[  255.759640]  ? ext4_filemap_fault+0x7a/0xad
[  255.763969]  ? lock_release+0x970/0x970
[  255.767945]  ? arch_local_save_flags+0x40/0x40
[  255.772527]  ? mark_held_locks+0x130/0x130
[  255.776772]  ? down_read+0xb0/0x1d0
[  255.780419]  ? ext4_filemap_fault+0x7a/0xad
[  255.784743]  ? __down_interruptible+0x700/0x700
[  255.789415]  ? graph_lock+0x170/0x170
[  255.793219]  ? __sigqueue_free.part.27+0x7d/0xa0
[  255.797990]  ext4_filemap_fault+0x82/0xad
[  255.802144]  __do_fault+0x100/0x6b0
[  255.805774]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.811052]  ? print_bad_pte+0x6c0/0x6c0
[  255.815115]  ? pmd_val+0x88/0x100
[  255.818566]  ? add_mm_counter_fast+0xd0/0xd0
[  255.822975]  ? pmd_val+0x88/0x100
[  255.826428]  ? add_mm_counter_fast+0xd0/0xd0
[  255.830839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.836382]  __handle_mm_fault+0x3709/0x53e0
[  255.840799]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  255.845643]  ? graph_lock+0x170/0x170
[  255.849447]  ? print_usage_bug+0xc0/0xc0
[  255.853514]  ? graph_lock+0x170/0x170
[  255.857318]  ? graph_lock+0x170/0x170
[  255.861135]  ? handle_mm_fault+0x42a/0xc70
[  255.865370]  ? lock_downgrade+0x900/0x900
[  255.869522]  ? check_preemption_disabled+0x48/0x200
[  255.874549]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.880347]  ? kasan_check_read+0x11/0x20
[  255.884501]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.889779]  ? rcu_bh_qs+0xc0/0xc0
[  255.893319]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.898770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.904315]  ? check_preemption_disabled+0x48/0x200
[  255.909339]  handle_mm_fault+0x54f/0xc70
[  255.913403]  ? __handle_mm_fault+0x53e0/0x53e0
[  255.917985]  ? find_vma+0x34/0x190
[  255.921530]  __do_page_fault+0x67d/0xed0
[  255.925598]  ? mm_fault_error+0x380/0x380
[  255.929752]  ? syscall_slow_exit_work+0x520/0x520
[  255.934688]  do_page_fault+0xf2/0x7e0
[  255.938489]  ? vmalloc_sync_all+0x30/0x30
[  255.942637]  ? error_entry+0x70/0xd0
[  255.946352]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.951364]  ? trace_hardirqs_on_caller+0xc0/0x300
[  255.956303]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.961241]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.966102]  ? trace_hardirqs_off+0x300/0x300
[  255.970595]  ? trace_hardirqs_off_caller+0x300/0x300
[  255.975706]  ? prepare_exit_to_usermode+0x291/0x3b0
[  255.980722]  ? page_fault+0x8/0x30
[  255.984275]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.989127]  ? page_fault+0x8/0x30
[  255.992666]  page_fault+0x1e/0x30
[  255.996119] RIP: 0033:0x45db60
[  255.999313] Code: Bad RIP value.
[  256.002676] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  256.008042] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  256.015331] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  256.022603] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  256.029887] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  256.037157] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  256.044456] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  256.044462] warn_alloc_show_mem: 1 callbacks suppressed
[  256.044469] Mem-Info:
[  256.051651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  256.051660] Call Trace:
[  256.057034] active_anon:38738 inactive_anon:372 isolated_anon:0
[  256.057034]  active_file:16 inactive_file:22 isolated_file:0
[  256.057034]  unevictable:0 dirty:0 writeback:0 unstable:0
[  256.057034]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  256.057034]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  256.057034]  free:13555 free_pcp:233 free_cma:0
[  256.059405]  <IRQ>
[  256.068771] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  256.071352]  dump_stack+0x1c4/0x2b4
[  256.104212] Node 0 
[  256.106369]  ? dump_stack_print_info.cold.2+0x52/0x52
[  256.134208] 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
[  256.137823]  warn_alloc.cold.118+0xb7/0x1bd
[  256.140018] lowmem_reserve[]:
[  256.145199]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  256.170675]  0
[  256.174996]  ? lock_downgrade+0x900/0x900
[  256.178065]  2817 6321
[  256.182911]  ? trace_hardirqs_off+0xb8/0x300
[  256.184682]  6321
[  256.188823]  ? trace_hardirqs_off+0xb8/0x300
[  256.195705]  __alloc_pages_slowpath+0x2667/0x2d80
[  256.197741] Node 0 
[  256.202170]  ? warn_alloc+0x120/0x120
[  256.206988] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  256.209192]  ? warn_alloc+0x120/0x120
[  256.212957] lowmem_reserve[]: 0
[  256.239682]  ? print_usage_bug+0xc0/0xc0
[  256.243459]  0
[  256.246731]  ? warn_alloc+0x120/0x120
[  256.250767]  3503
[  256.252568]  ? print_usage_bug+0xc0/0xc0
[  256.256346]  3503
[  256.258406]  ? __lock_acquire+0x7ec/0x4ec0
[  256.264498]  ? __lock_acquire+0x7ec/0x4ec0
[  256.268705] Node 0 
[  256.272930]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.272962] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  256.272969] lowmem_reserve[]:
[  256.275201]  ? should_fail+0x22d/0xd01
[  256.280714]  0
[  256.309105]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.312182]  0
[  256.316068]  ? __lock_acquire+0x7ec/0x4ec0
[  256.317841]  0
[  256.322939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.324712]  0
[  256.328937]  ? __lock_acquire+0x7ec/0x4ec0
[  256.335813]  ? should_fail+0x22d/0xd01
[  256.337587] Node 0 
[  256.341823]  ? mark_held_locks+0x130/0x130
[  256.345683] DMA: 
[  256.347916]  ? mark_held_locks+0x130/0x130
[  256.352125] 1*4kB 
[  256.354180]  ? graph_lock+0x170/0x170
[  256.358385] (U) 
[  256.360529]  ? graph_lock+0x170/0x170
[  256.364305] 0*8kB 
[  256.366277]  ? graph_lock+0x170/0x170
[  256.370065] 0*16kB 
[  256.372204]  ? print_usage_bug+0xc0/0xc0
[  256.375977] 1*32kB 
[  256.378209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.382239] (U) 
[  256.384469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.389978] 2*64kB 
[  256.391949]  ? check_preemption_disabled+0x48/0x200
[  256.397456] (U) 
[  256.399686]  ? check_preemption_disabled+0x48/0x200
[  256.404677] 1*128kB 
[  256.406650]  ? __lock_is_held+0xb5/0x140
[  256.411634] (U) 
[  256.413956]  __alloc_pages_nodemask+0xa80/0xde0
[  256.417987] 1*256kB 
[  256.419951]  ? graph_lock+0x170/0x170
[  256.424599] (U) 
[  256.426915]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  256.430686] 0*512kB 
[  256.432650]  ? graph_lock+0x170/0x170
[  256.437640] 1*1024kB 
[  256.439961]  ? find_held_lock+0x36/0x1c0
[  256.443730] (U) 
[  256.446141]  ? ____cache_alloc_node+0x1c7/0x1e0
[  256.450165] 1*2048kB (M) 
[  256.452143]  ? lock_downgrade+0x900/0x900
[  256.456792] 3*4096kB 
[  256.459543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.463657] (M) 
[  256.466067]  cache_grow_begin+0x91/0x8c0
[  256.471568] = 15908kB
[  256.471576] Node 0 
[  256.473550]  ? do_raw_spin_unlock+0xa7/0x2f0
[  256.477583] DMA32: 
[  256.479990]  fallback_alloc+0x203/0x2e0
[  256.482194] 2*4kB 
[  256.486600]  ____cache_alloc_node+0x1c7/0x1e0
[  256.488804] (M) 
[  256.492771]  kmem_cache_alloc_node+0xe3/0x730
[  256.494891] 1*8kB 
[  256.499377]  ? ipv6_get_ifaddr+0x42e/0x620
[  256.501325] (U) 
[  256.505823]  __alloc_skb+0x119/0x770
[  256.507940] 3*16kB 
[  256.512171]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.514117] (M) 
[  256.517820]  ? skb_scrub_packet+0x490/0x490
[  256.520030] 2*32kB 
[  256.525313]  ? lock_downgrade+0x900/0x900
[  256.527263] (UM) 
[  256.531589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.533801] 2*64kB 
[  256.537944]  ? refcount_sub_and_test_checked+0x203/0x310
[  256.539980] (M) 
[  256.545743]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  256.547962] 3*128kB 
[  256.553408]  ? addrconf_rs_timer+0x6f0/0x6f0
[  256.555354] (M) 
[  256.560811]  ndisc_alloc_skb+0x144/0x340
[  256.563101] 2*256kB 
[  256.567500]  ndisc_send_rs+0x331/0x6e0
[  256.569447] (M) 
[  256.573500]  addrconf_rs_timer+0x3c0/0x6f0
[  256.575796] 3*512kB 
[  256.579678]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.581630] (M) 
[  256.585864]  call_timer_fn+0x272/0x920
[  256.588154] 4*1024kB 
[  256.592378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.594333] (UM) 
[  256.598212]  ? process_timeout+0x40/0x40
[  256.600601] 3*2048kB 
[  256.604828]  ? find_held_lock+0x36/0x1c0
[  256.606864] (UM) 
[  256.610919]  ? __run_timers+0x7da/0xc70
[  256.613310] 3*4096kB 
[  256.617361]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.619395] (M) 
[  256.623363]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.625746] = 25216kB
[  256.630233]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.632186] Node 0 
[  256.636671]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  256.639055] Normal: 
[  256.643297]  ? trace_hardirqs_on+0xbd/0x310
[  256.645526] 808*4kB 
[  256.650101]  ? kasan_check_read+0x11/0x20
[  256.652397] (UME) 
[  256.656715]  ? __run_timers+0x7da/0xc70
[  256.659013] 439*8kB 
[  256.663149]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.665286] (UME) 
[  256.669254]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.671553] 179*16kB 
[  256.676993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.679114] (UMEH) 
[  256.683344]  __run_timers+0x7e5/0xc70
[  256.685724] 64*32kB (UMEH) 
[  256.689966]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  256.692169] 19*64kB 
[  256.695963]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.698870] (UMEH) 
[  256.704226]  ? graph_lock+0x170/0x170
[  256.706523] 2*128kB 
[  256.711528]  ? enqueue_hrtimer+0x1a5/0x560
[  256.713737] (UM) 
[  256.717530]  ? lock_release+0x970/0x970
[  256.719827] 0*256kB 
[  256.724050]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.726088] 0*512kB 
[  256.730053]  ? find_held_lock+0x36/0x1c0
[  256.732348] 0*1024kB 
[  256.737531]  ? graph_lock+0x170/0x170
[  256.739829] 0*2048kB 
[  256.743879]  ? pvclock_read_flags+0x160/0x160
[  256.746276] 0*4096kB 
[  256.750070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.752457] = 13128kB
[  256.756946]  ? check_preemption_disabled+0x48/0x200
[  256.759338] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  256.764869]  ? __lock_is_held+0xb5/0x140
[  256.767252] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  256.772262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.781080] 417 total pagecache pages
[  256.785137]  ? check_preemption_disabled+0x48/0x200
[  256.793691] 0 pages in swap cache
[  256.799215]  run_timer_softirq+0x52/0xb0
[  256.802991] Swap cache stats: add 0, delete 0, find 0/0
[  256.807994]  ? rcu_read_lock_sched_held+0x108/0x120
[  256.811419] Free swap  = 0kB
[  256.815471]  __do_softirq+0x30b/0xad8
[  256.820807] Total swap = 0kB
[  256.825821]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  256.828810] 1965979 pages RAM
[  256.832603]  ? pvclock_read_flags+0x160/0x160
[  256.835592] 0 pages HighMem/MovableOnly
[  256.840683]  ? lapic_next_event+0x5a/0x90
[  256.843767] 342744 pages reserved
[  256.848260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.852214] 0 pages cma reserved
[  256.856355]  ? check_preemption_disabled+0x48/0x200
[  256.859879] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  256.865304]  ? check_preemption_disabled+0x48/0x200
[  256.865325]  ? kvm_clock_read+0x18/0x30
[  256.868719] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  256.873669]  ? kvm_sched_clock_read+0x9/0x20
[  256.880138] syz-fuzzer cpuset=
[  256.885145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.889091] /
[  256.899314]  ? check_preemption_disabled+0x48/0x200
[  256.903693]  mems_allowed=0
[  256.906882]  irq_exit+0x17f/0x1c0
[  256.925449]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.930297]  ? smp_reschedule_interrupt+0x109/0x650
[  256.935322]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.941208]  ? interrupt_entry+0xb5/0xf0
[  256.945276]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.950314]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.955364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.960205]  ? trace_hardirqs_off+0x300/0x300
[  256.964701]  ? trace_hardirqs_off+0x300/0x300
[  256.969200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.974743]  ? check_preemption_disabled+0x48/0x200
[  256.979758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.985319]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.990169]  apic_timer_interrupt+0xf/0x20
[  256.994395]  </IRQ>
[  256.996638] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  257.001566] 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
[  257.020462] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  257.028174] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  257.035439] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  257.042708] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  257.049972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  257.057238] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  257.064552]  skb_clone+0x1bb/0x500
[  257.068091]  ? skb_split+0x11e0/0x11e0
[  257.071981]  ? preempt_notifier_register+0x200/0x200
[  257.077080]  ? __switch_to_asm+0x34/0x70
[  257.081139]  ? __switch_to_asm+0x34/0x70
[  257.085198]  ? __switch_to_asm+0x40/0x70
[  257.089255]  ? __switch_to_asm+0x34/0x70
[  257.093324]  ? __switch_to_asm+0x40/0x70
[  257.097382]  ? __switch_to_asm+0x40/0x70
[  257.101443]  ? __switch_to_asm+0x34/0x70
[  257.105504]  ? __switch_to_asm+0x34/0x70
[  257.109575]  ? __switch_to_asm+0x40/0x70
[  257.113631]  ? __switch_to_asm+0x34/0x70
[  257.117701]  bpf_clone_redirect+0xb9/0x490
[  257.121942]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  257.126964]  ? __sched_text_start+0x8/0x8
[  257.131110]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  257.135879]  ? find_held_lock+0x36/0x1c0
[  257.139945]  ? lock_acquire+0x1ed/0x520
[  257.143919]  ? bpf_test_run+0x32e/0x5a0
[  257.147894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.153435]  ? check_preemption_disabled+0x48/0x200
[  257.158460]  ? kasan_check_read+0x11/0x20
[  257.162608]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.167887]  ? rcu_bh_qs+0xc0/0xc0
[  257.171434]  ? preempt_schedule+0x4d/0x60
[  257.175584]  ? ___preempt_schedule+0x16/0x18
[  257.179998]  ? bpf_test_run+0x1c0/0x5a0
[  257.183980]  ? netlink_diag_dump+0x2a0/0x2a0
[  257.188392]  ? bpf_prog_test_run_skb+0x452/0xb40
[  257.193152]  ? bpf_prog_test_run_skb+0x634/0xb40
[  257.197914]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  257.202756]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  257.208304]  ? fput+0x130/0x1a0
[  257.211585]  ? __bpf_prog_get+0x9b/0x290
[  257.215650]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  257.220493]  ? bpf_prog_test_run+0x130/0x1a0
[  257.224904]  ? __x64_sys_bpf+0x3d8/0x510
[  257.228970]  ? bpf_prog_get+0x20/0x20
[  257.232798]  ? do_syscall_64+0x1b9/0x820
[  257.236862]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  257.242229]  ? syscall_return_slowpath+0x5e0/0x5e0
[  257.247161]  ? trace_hardirqs_off+0x300/0x300
[  257.251656]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  257.256670]  ? recalc_sigpending_tsk+0x180/0x180
[  257.261433]  ? kasan_check_write+0x14/0x20
[  257.265675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.270528]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  257.275912] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  257.275983] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  257.282839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  257.282844] Call Trace:
[  257.282851]  <IRQ>
[  257.282866]  dump_stack+0x1c4/0x2b4
[  257.282882]  ? dump_stack_print_info.cold.2+0x52/0x52
[  257.282908]  warn_alloc.cold.118+0xb7/0x1bd
[  257.289462] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  257.298726]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  257.301297] syz-executor7 cpuset=
[  257.303444]  ? lock_downgrade+0x900/0x900
[  257.307042] syz7
[  257.312227]  ? trace_hardirqs_off+0xb8/0x300
[  257.316524]  mems_allowed=0
[  257.326998]  ? trace_hardirqs_off+0xb8/0x300
[  257.353054]  __alloc_pages_slowpath+0x2667/0x2d80
[  257.357934]  ? warn_alloc+0x120/0x120
[  257.361743]  ? warn_alloc+0x120/0x120
[  257.365547]  ? print_usage_bug+0xc0/0xc0
[  257.369605]  ? warn_alloc+0x120/0x120
[  257.373404]  ? print_usage_bug+0xc0/0xc0
[  257.377471]  ? __lock_acquire+0x7ec/0x4ec0
[  257.381704]  ? __lock_acquire+0x7ec/0x4ec0
[  257.385939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.391474]  ? should_fail+0x22d/0xd01
[  257.395364]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.400465]  ? __lock_acquire+0x7ec/0x4ec0
[  257.404706]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.409807]  ? __lock_acquire+0x7ec/0x4ec0
[  257.414039]  ? should_fail+0x22d/0xd01
[  257.418022]  ? mark_held_locks+0x130/0x130
[  257.422262]  ? mark_held_locks+0x130/0x130
[  257.426509]  ? graph_lock+0x170/0x170
[  257.430314]  ? graph_lock+0x170/0x170
[  257.434116]  ? graph_lock+0x170/0x170
[  257.437918]  ? print_usage_bug+0xc0/0xc0
[  257.441979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.447514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.453056]  ? check_preemption_disabled+0x48/0x200
[  257.458070]  ? check_preemption_disabled+0x48/0x200
[  257.463095]  ? __lock_is_held+0xb5/0x140
[  257.467165]  __alloc_pages_nodemask+0xa80/0xde0
[  257.471836]  ? graph_lock+0x170/0x170
[  257.475638]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.480655]  ? graph_lock+0x170/0x170
[  257.484469]  ? find_held_lock+0x36/0x1c0
[  257.488539]  ? ____cache_alloc_node+0x1c7/0x1e0
[  257.493209]  ? lock_downgrade+0x900/0x900
[  257.497366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.502911]  cache_grow_begin+0x91/0x8c0
[  257.506977]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.511393]  fallback_alloc+0x203/0x2e0
[  257.515388]  ____cache_alloc_node+0x1c7/0x1e0
[  257.519887]  kmem_cache_alloc_node+0xe3/0x730
[  257.524385]  ? ipv6_get_ifaddr+0x42e/0x620
[  257.528627]  __alloc_skb+0x119/0x770
[  257.532354]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.537635]  ? skb_scrub_packet+0x490/0x490
[  257.541954]  ? lock_downgrade+0x900/0x900
[  257.546109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.551647]  ? refcount_sub_and_test_checked+0x203/0x310
[  257.557101]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  257.562553]  ? addrconf_rs_timer+0x6f0/0x6f0
[  257.566980]  ndisc_alloc_skb+0x144/0x340
[  257.571051]  ndisc_send_rs+0x331/0x6e0
[  257.574948]  addrconf_rs_timer+0x3c0/0x6f0
[  257.579191]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.583438]  call_timer_fn+0x272/0x920
[  257.587325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.591562]  ? process_timeout+0x40/0x40
[  257.595628]  ? find_held_lock+0x36/0x1c0
[  257.599695]  ? mark_held_locks+0xc7/0x130
[  257.603849]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.608341]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.612836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.617074]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  257.621656]  ? trace_hardirqs_on+0xbd/0x310
[  257.625977]  ? kasan_check_read+0x11/0x20
[  257.630127]  ? __run_timers+0x7da/0xc70
[  257.634104]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.639558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.643798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.648031]  __run_timers+0x7e5/0xc70
[  257.651849]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  257.657212]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.662234]  ? graph_lock+0x170/0x170
[  257.666040]  ? print_usage_bug+0xc0/0xc0
[  257.670101]  ? lock_release+0x970/0x970
[  257.674076]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  257.679457]  ? find_held_lock+0x36/0x1c0
[  257.683521]  ? graph_lock+0x170/0x170
[  257.687326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.692866]  ? check_preemption_disabled+0x48/0x200
[  257.697904]  ? __lock_is_held+0xb5/0x140
[  257.701965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.707502]  ? check_preemption_disabled+0x48/0x200
[  257.712524]  run_timer_softirq+0x52/0xb0
[  257.716585]  ? rcu_read_lock_sched_held+0x108/0x120
[  257.721606]  __do_softirq+0x30b/0xad8
[  257.725418]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  257.730525]  ? pvclock_read_flags+0x160/0x160
[  257.735022]  ? lapic_next_event+0x5a/0x90
[  257.739173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.744715]  ? check_preemption_disabled+0x48/0x200
[  257.749735]  ? check_preemption_disabled+0x48/0x200
[  257.754754]  ? kvm_clock_read+0x18/0x30
[  257.758731]  ? kvm_sched_clock_read+0x9/0x20
[  257.763139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.768678]  ? check_preemption_disabled+0x48/0x200
[  257.773707]  irq_exit+0x17f/0x1c0
[  257.777161]  smp_apic_timer_interrupt+0x1cb/0x760
[  257.782007]  ? smp_call_function_single_interrupt+0x650/0x650
[  257.787891]  ? interrupt_entry+0xb5/0xf0
[  257.791952]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.796965]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.801984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.806826]  ? trace_hardirqs_off+0x300/0x300
[  257.811327]  ? trace_hardirqs_off+0x300/0x300
[  257.815825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.821368]  ? check_preemption_disabled+0x48/0x200
[  257.826382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.831929]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.836782]  apic_timer_interrupt+0xf/0x20
[  257.841011]  </IRQ>
[  257.843250] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  257.848542] 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
[  257.867443] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  257.875152] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  257.882416] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  257.889681] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  257.896948] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  257.904211] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  257.911498]  ? arch_local_irq_restore+0x45/0x52
[  257.916174]  dump_stack+0x26a/0x2b4
[  257.919802]  ? dump_stack_print_info.cold.2+0x52/0x52
[  257.924993]  ? mark_held_locks+0x130/0x130
[  257.929224]  ? mark_held_locks+0x130/0x130
[  257.933463]  dump_header+0x27b/0xf72
[  257.937187]  ? pagefault_out_of_memory+0x197/0x197
[  257.942120]  ? mark_held_locks+0x130/0x130
[  257.946352]  ? __lock_acquire+0x7ec/0x4ec0
[  257.950585]  ? mem_cgroup_charge_statistics+0x780/0x780
[  257.955950]  ? print_usage_bug+0xc0/0xc0
[  257.960012]  ? print_usage_bug+0xc0/0xc0
[  257.964081]  ? graph_lock+0x170/0x170
[  257.967880]  ? graph_lock+0x170/0x170
[  257.971682]  ? print_usage_bug+0xc0/0xc0
[  257.975742]  ? print_usage_bug+0xc0/0xc0
[  257.979808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.985348]  ? find_held_lock+0x36/0x1c0
[  257.989416]  ? mark_held_locks+0xc7/0x130
[  257.993565]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  257.998667]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  258.003770]  ? lockdep_hardirqs_on+0x421/0x5c0
[  258.008362]  ? trace_hardirqs_on+0xbd/0x310
[  258.012687]  ? kasan_check_read+0x11/0x20
[  258.016833]  ? ___ratelimit+0x36f/0x655
[  258.020807]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.026260]  ? trace_hardirqs_on+0x310/0x310
[  258.030684]  ? lock_downgrade+0x900/0x900
[  258.034836]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  258.039937]  ? ___ratelimit+0xaa/0x655
[  258.043828]  ? idr_get_free+0xec0/0xec0
[  258.047807]  ? kasan_check_write+0x14/0x20
[  258.052040]  ? do_raw_spin_lock+0xc1/0x200
[  258.056309]  oom_kill_process.cold.27+0x10/0x903
[  258.061073]  ? graph_lock+0x170/0x170
[  258.064875]  ? _raw_spin_unlock+0x2c/0x50
[  258.069025]  ? oom_badness+0xe6/0xaa0
[  258.072833]  ? oom_evaluate_task+0x540/0x540
[  258.077246]  ? find_held_lock+0x36/0x1c0
[  258.081349]  ? out_of_memory+0x974/0x14c0
[  258.085496]  ? lock_downgrade+0x900/0x900
[  258.089645]  ? check_preemption_disabled+0x48/0x200
[  258.094670]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  258.100468]  ? kasan_check_read+0x11/0x20
[  258.104620]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.109899]  ? rcu_bh_qs+0xc0/0xc0
[  258.113444]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  258.118978]  ? oom_evaluate_task+0x302/0x540
[  258.123393]  out_of_memory+0xa86/0x14c0
[  258.127375]  ? oom_killer_disable+0x3a0/0x3a0
[  258.131871]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  258.136806]  ? __mutex_add_waiter+0x2a0/0x2a0
[  258.141327]  __alloc_pages_slowpath+0x2318/0x2d80
[  258.146198]  ? warn_alloc+0x120/0x120
[  258.150001]  ? __radix_tree_lookup+0x4c0/0x4c0
[  258.154596]  ? find_get_entry+0x2f2/0xc40
[  258.158758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.164309]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  258.169235]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.174774]  ? should_fail+0x22d/0xd01
[  258.178668]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.183774]  ? __lock_is_held+0xb5/0x140
[  258.187864]  ? __lock_is_held+0xb5/0x140
[  258.191930]  ? find_held_lock+0x36/0x1c0
[  258.195998]  ? ___might_sleep+0x1ed/0x300
[  258.200141]  ? lock_release+0x970/0x970
[  258.204114]  ? arch_local_save_flags+0x40/0x40
[  258.208709]  ? __might_sleep+0x95/0x190
[  258.212693]  __alloc_pages_nodemask+0xa80/0xde0
[  258.217372]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  258.222393]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  258.228192]  ? kasan_check_read+0x11/0x20
[  258.232341]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.237620]  ? graph_lock+0x170/0x170
[  258.241423]  ? print_usage_bug+0xc0/0xc0
[  258.245485]  ? graph_lock+0x170/0x170
[  258.249297]  ? graph_lock+0x170/0x170
[  258.253101]  ? __do_page_cache_readahead+0x7ce/0x980
[  258.258210]  ? find_held_lock+0x36/0x1c0
[  258.262289]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  258.267833]  alloc_pages_current+0x10c/0x210
[  258.272239]  ? lock_downgrade+0x900/0x900
[  258.276397]  __page_cache_alloc+0x38f/0x5b0
[  258.280721]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  258.286517]  ? kasan_check_read+0x11/0x20
[  258.290669]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.295949]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  258.300622]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.306161]  ? check_preemption_disabled+0x48/0x200
[  258.311188]  filemap_fault+0x1594/0x25f0
[  258.315260]  ? __lock_page_or_retry+0xa00/0xa00
[  258.319949]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  258.325751]  ? kasan_check_read+0x11/0x20
[  258.329905]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.335182]  ? rcu_bh_qs+0xc0/0xc0
[  258.338726]  ? print_usage_bug+0xc0/0xc0
[  258.342796]  ? filemap_map_pages+0xdea/0x1980
[  258.347314]  ? print_usage_bug+0xc0/0xc0
[  258.351385]  ? find_get_pages_range_tag+0x1320/0x1320
[  258.356575]  ? print_usage_bug+0xc0/0xc0
[  258.360639]  ? __lock_acquire+0x7ec/0x4ec0
[  258.364877]  ? graph_lock+0x170/0x170
[  258.368683]  ? __sigqueue_free.part.27+0x7d/0xa0
[  258.373443]  ? __lock_acquire+0x7ec/0x4ec0
[  258.377693]  ? lock_acquire+0x1ed/0x520
[  258.381666]  ? ext4_filemap_fault+0x7a/0xad
[  258.385991]  ? lock_release+0x970/0x970
[  258.389969]  ? arch_local_save_flags+0x40/0x40
[  258.394556]  ? mark_held_locks+0x130/0x130
[  258.398800]  ? down_read+0xb0/0x1d0
[  258.402430]  ? ext4_filemap_fault+0x7a/0xad
[  258.406752]  ? __down_interruptible+0x700/0x700
[  258.411508]  ? graph_lock+0x170/0x170
[  258.415317]  ? __sigqueue_free.part.27+0x7d/0xa0
[  258.420087]  ext4_filemap_fault+0x82/0xad
[  258.424238]  __do_fault+0x100/0x6b0
[  258.427875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.433157]  ? print_bad_pte+0x6c0/0x6c0
[  258.437225]  ? pmd_val+0x88/0x100
[  258.440680]  ? add_mm_counter_fast+0xd0/0xd0
[  258.445087]  ? pmd_val+0x88/0x100
[  258.448545]  ? add_mm_counter_fast+0xd0/0xd0
[  258.452962]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.458507]  __handle_mm_fault+0x3709/0x53e0
[  258.462926]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  258.467774]  ? graph_lock+0x170/0x170
[  258.471574]  ? print_usage_bug+0xc0/0xc0
[  258.475640]  ? graph_lock+0x170/0x170
[  258.479438]  ? graph_lock+0x170/0x170
[  258.483262]  ? handle_mm_fault+0x42a/0xc70
[  258.487511]  ? lock_downgrade+0x900/0x900
[  258.491660]  ? check_preemption_disabled+0x48/0x200
[  258.496682]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  258.502479]  ? kasan_check_read+0x11/0x20
[  258.506628]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.511908]  ? rcu_bh_qs+0xc0/0xc0
[  258.515452]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.520909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.526450]  ? check_preemption_disabled+0x48/0x200
[  258.531476]  handle_mm_fault+0x54f/0xc70
[  258.535546]  ? __handle_mm_fault+0x53e0/0x53e0
[  258.540131]  ? find_vma+0x34/0x190
[  258.543676]  __do_page_fault+0x67d/0xed0
[  258.548266]  ? mm_fault_error+0x380/0x380
[  258.552436]  ? syscall_slow_exit_work+0x520/0x520
[  258.557296]  do_page_fault+0xf2/0x7e0
[  258.561105]  ? vmalloc_sync_all+0x30/0x30
[  258.565257]  ? error_entry+0x70/0xd0
[  258.568982]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.573995]  ? trace_hardirqs_on_caller+0xc0/0x300
[  258.578926]  ? syscall_return_slowpath+0x5e0/0x5e0
[  258.583857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.588705]  ? trace_hardirqs_off+0x300/0x300
[  258.593203]  ? trace_hardirqs_off_caller+0x300/0x300
[  258.598319]  ? prepare_exit_to_usermode+0x291/0x3b0
[  258.603337]  ? page_fault+0x8/0x30
[  258.606880]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.611724]  ? page_fault+0x8/0x30
[  258.615267]  page_fault+0x1e/0x30
[  258.618734] RIP: 0033:0x45db60
[  258.621926] Code: Bad RIP value.
[  258.625296] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  258.630708] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  258.637973] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  258.645241] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  258.652513] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  258.659778] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  258.667074] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  258.667079] warn_alloc_show_mem: 1 callbacks suppressed
[  258.667086] Mem-Info:
[  258.674278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.679652] active_anon:38738 inactive_anon:372 isolated_anon:0
[  258.679652]  active_file:16 inactive_file:22 isolated_file:0
[  258.679652]  unevictable:0 dirty:0 writeback:0 unstable:0
[  258.679652]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  258.679652]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  258.679652]  free:13555 free_pcp:233 free_cma:0
[  258.682024] Call Trace:
[  258.691411] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  258.724258]  <IRQ>
[  258.726843] Node 0 
[  258.754514]  dump_stack+0x1c4/0x2b4
[  258.756664] 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
[  258.758869]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.762468] lowmem_reserve[]:
[  258.787973]  warn_alloc.cold.118+0xb7/0x1bd
[  258.793131]  0
[  258.796235]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.800530]  2817
[  258.802328]  ? lock_downgrade+0x900/0x900
[  258.807143]  6321
[  258.809206]  ? trace_hardirqs_off+0xb8/0x300
[  258.813322]  6321
[  258.815382]  ? trace_hardirqs_off+0xb8/0x300
[  258.821823]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.826198] Node 0 DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  258.831064]  ? warn_alloc+0x120/0x120
[  258.831081]  ? trace_hardirqs_on+0x310/0x310
[  258.858377] lowmem_reserve[]: 0
[  258.862187]  ? warn_alloc+0x120/0x120
[  258.866562]  0 3503
[  258.869843]  ? print_usage_bug+0xc0/0xc0
[  258.873614]  3503
[  258.875845]  ? warn_alloc+0x120/0x120
[  258.881936]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  258.885705] Node 0 
[  258.890711]  ? print_usage_bug+0xc0/0xc0
[  258.890742] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  258.890749] lowmem_reserve[]:
[  258.892982]  ? __lock_acquire+0x7ec/0x4ec0
[  258.897009]  0 0
[  258.925382]  ? __lock_acquire+0x7ec/0x4ec0
[  258.928462]  0
[  258.932694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.934640]  0
[  258.938865]  ? should_fail+0x22d/0xd01
[  258.946171]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.947949] Node 0 
[  258.951826]  ? __lock_acquire+0x7ec/0x4ec0
[  258.956892] DMA: 1*4kB 
[  258.959134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.963342] (U) 
[  258.965916]  ? __lock_acquire+0x7ec/0x4ec0
[  258.970996] 0*8kB 
[  258.972963]  ? should_fail+0x22d/0xd01
[  258.977172] 0*16kB 
[  258.979315]  ? print_usage_bug+0xc0/0xc0
[  258.983175] 1*32kB 
[  258.985408]  ? mark_held_locks+0x130/0x130
[  258.989435] (U) 
[  258.991666]  ? mark_held_locks+0x130/0x130
[  258.995873] 2*64kB 
[  258.997847]  ? graph_lock+0x170/0x170
[  259.002051] (U) 
[  259.004286]  ? print_usage_bug+0xc0/0xc0
[  259.008064] 1*128kB 
[  259.010038]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  259.014070] (U) 
[  259.016390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.021116] 1*256kB 
[  259.023092]  ? check_preemption_disabled+0x48/0x200
[  259.028601] (U) 
[  259.030918]  ? check_preemption_disabled+0x48/0x200
[  259.035905] 0*512kB 
[  259.037882]  ? __lock_is_held+0xb5/0x140
[  259.042863] 1*1024kB 
[  259.045184]  __alloc_pages_nodemask+0xa80/0xde0
[  259.049212] (U) 
[  259.051614]  ? graph_lock+0x170/0x170
[  259.056256] 1*2048kB 
[  259.058234]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  259.062005] (M) 
[  259.064410]  ? graph_lock+0x170/0x170
[  259.069403] 3*4096kB 
[  259.071384]  ? find_held_lock+0x36/0x1c0
[  259.075152] (M) 
[  259.077559]  ? ____cache_alloc_node+0x1c7/0x1e0
[  259.081585] = 15908kB
[  259.083554]  ? lock_downgrade+0x900/0x900
[  259.088195] Node 0 
[  259.090605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.094723] DMA32: 
[  259.096955]  cache_grow_begin+0x91/0x8c0
[  259.102459] 2*4kB 
[  259.104691]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.108720] (M) 1*8kB 
[  259.110881]  fallback_alloc+0x203/0x2e0
[  259.115259] (U) 
[  259.117760]  ____cache_alloc_node+0x1c7/0x1e0
[  259.121706] 3*16kB 
[  259.123675]  kmem_cache_alloc_node+0xe3/0x730
[  259.128144] (M) 
[  259.130375]  ? ipv6_get_ifaddr+0x42e/0x620
[  259.134839] 2*32kB 
[  259.136815]  __alloc_skb+0x119/0x770
[  259.141018] (UM) 
[  259.143253]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.146938] 2*64kB 
[  259.148994]  ? skb_scrub_packet+0x490/0x490
[  259.154236] (M) 3*128kB 
[  259.156478]  ? lock_downgrade+0x900/0x900
[  259.160773] (M) 
[  259.163450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.167566] 2*256kB 
[  259.169534]  ? refcount_sub_and_test_checked+0x203/0x310
[  259.175039] (M) 
[  259.177354]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  259.182781] 3*512kB 
[  259.184756]  ? addrconf_rs_timer+0x6f0/0x6f0
[  259.190176] (M) 
[  259.192501]  ndisc_alloc_skb+0x144/0x340
[  259.196868] 4*1024kB (UM) 
[  259.198845]  ndisc_send_rs+0x331/0x6e0
[  259.202876] 3*2048kB 
[  259.205714]  addrconf_rs_timer+0x3c0/0x6f0
[  259.209572] (UM) 
[  259.211980]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.216191] 3*4096kB 
[  259.218257]  call_timer_fn+0x272/0x920
[  259.222457] (M) 
[  259.224858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.228720] = 25216kB
[  259.230692]  ? process_timeout+0x40/0x40
[  259.234900] Node 0 
[  259.237310]  ? find_held_lock+0x36/0x1c0
[  259.241350] Normal: 
[  259.243583]  ? __run_timers+0x7da/0xc70
[  259.247613] 808*4kB 
[  259.249933]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.253881] (UME) 
[  259.256201]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.260667] 439*8kB (UME) 
[  259.262820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.267301] 179*16kB 
[  259.270137]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  259.274346] (UMEH) 
[  259.276753]  ? trace_hardirqs_on+0xbd/0x310
[  259.281311] 64*32kB 
[  259.283539]  ? kasan_check_read+0x11/0x20
[  259.287832] (UMEH) 
[  259.290148]  ? __run_timers+0x7da/0xc70
[  259.294261] 19*64kB (UMEH) 
[  259.296515]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.300469] 2*128kB 
[  259.303400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.308819] (UM) 
[  259.311140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.315349] 0*256kB 
[  259.317407]  __run_timers+0x7e5/0xc70
[  259.321611] 0*512kB 
[  259.323937]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  259.327705] 0*1024kB 
[  259.330019]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.335355] 0*2048kB 
[  259.337759]  ? graph_lock+0x170/0x170
[  259.342747] 0*4096kB 
[  259.345146]  ? enqueue_hrtimer+0x1a5/0x560
[  259.348918] = 13128kB
[  259.351319]  ? lock_release+0x970/0x970
[  259.355536] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  259.357932]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  259.361992] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  259.370823]  ? find_held_lock+0x36/0x1c0
[  259.375987] 417 total pagecache pages
[  259.384551]  ? graph_lock+0x170/0x170
[  259.388592] 0 pages in swap cache
[  259.392373]  ? pvclock_read_flags+0x160/0x160
[  259.396152] Swap cache stats: add 0, delete 0, find 0/0
[  259.399597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.404066] Free swap  = 0kB
[  259.409420]  ? check_preemption_disabled+0x48/0x200
[  259.414928] Total swap = 0kB
[  259.417949]  ? __lock_is_held+0xb5/0x140
[  259.422932] 1965979 pages RAM
[  259.425943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.429974] 0 pages HighMem/MovableOnly
[  259.433074]  ? check_preemption_disabled+0x48/0x200
[  259.438577] 342744 pages reserved
[  259.438586] 0 pages cma reserved
[  259.442560]  run_timer_softirq+0x52/0xb0
[  259.447610] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  259.450988]  ? rcu_read_lock_sched_held+0x108/0x120
[  259.451005]  __do_softirq+0x30b/0xad8
[  259.451029]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  259.454434] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  259.458438]  ? pvclock_read_flags+0x160/0x160
[  259.464902] syz-fuzzer cpuset=
[  259.469910]  ? lapic_next_event+0x5a/0x90
[  259.473686] /
[  259.478792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.488983]  mems_allowed=0
[  259.493481]  ? check_preemption_disabled+0x48/0x200
[  259.515906]  ? check_preemption_disabled+0x48/0x200
[  259.520933]  ? kvm_clock_read+0x18/0x30
[  259.524909]  ? kvm_sched_clock_read+0x9/0x20
[  259.529323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.534860]  ? check_preemption_disabled+0x48/0x200
[  259.539891]  irq_exit+0x17f/0x1c0
[  259.543353]  smp_apic_timer_interrupt+0x1cb/0x760
[  259.548194]  ? smp_reschedule_interrupt+0x109/0x650
[  259.553215]  ? smp_call_function_single_interrupt+0x650/0x650
[  259.559097]  ? interrupt_entry+0xb5/0xf0
[  259.563159]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.568225]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.573242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.578093]  ? trace_hardirqs_off+0x300/0x300
[  259.582585]  ? trace_hardirqs_off+0x300/0x300
[  259.587079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.592619]  ? check_preemption_disabled+0x48/0x200
[  259.597637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.603189]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.608043]  apic_timer_interrupt+0xf/0x20
[  259.612278]  </IRQ>
[  259.614523] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  259.619454] 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
[  259.638356] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  259.646066] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  259.653337] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  259.660606] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  259.667873] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  259.675141] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  259.682971]  skb_clone+0x1bb/0x500
[  259.686514]  ? skb_split+0x11e0/0x11e0
[  259.690409]  ? preempt_notifier_register+0x200/0x200
[  259.695508]  ? __switch_to_asm+0x34/0x70
[  259.699568]  ? __switch_to_asm+0x34/0x70
[  259.703629]  ? __switch_to_asm+0x40/0x70
[  259.707693]  ? __switch_to_asm+0x34/0x70
[  259.711753]  ? __switch_to_asm+0x40/0x70
[  259.715820]  ? __switch_to_asm+0x40/0x70
[  259.719877]  ? __switch_to_asm+0x34/0x70
[  259.723938]  ? __switch_to_asm+0x34/0x70
[  259.727999]  ? __switch_to_asm+0x40/0x70
[  259.732054]  ? __switch_to_asm+0x34/0x70
[  259.736122]  bpf_clone_redirect+0xb9/0x490
[  259.740371]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  259.745394]  ? __sched_text_start+0x8/0x8
[  259.749545]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  259.754330]  ? find_held_lock+0x36/0x1c0
[  259.758405]  ? lock_acquire+0x1ed/0x520
[  259.762381]  ? bpf_test_run+0x32e/0x5a0
[  259.766361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.771905]  ? check_preemption_disabled+0x48/0x200
[  259.776926]  ? kasan_check_read+0x11/0x20
[  259.781078]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.786355]  ? rcu_bh_qs+0xc0/0xc0
[  259.789900]  ? preempt_schedule+0x4d/0x60
[  259.794050]  ? ___preempt_schedule+0x16/0x18
[  259.798463]  ? bpf_test_run+0x1c0/0x5a0
[  259.802453]  ? netlink_diag_dump+0x2a0/0x2a0
[  259.806871]  ? bpf_prog_test_run_skb+0x452/0xb40
[  259.811632]  ? bpf_prog_test_run_skb+0x634/0xb40
[  259.816399]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  259.821245]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  259.826792]  ? fput+0x130/0x1a0
[  259.830076]  ? __bpf_prog_get+0x9b/0x290
[  259.834141]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  259.838981]  ? bpf_prog_test_run+0x130/0x1a0
[  259.843395]  ? __x64_sys_bpf+0x3d8/0x510
[  259.847458]  ? bpf_prog_get+0x20/0x20
[  259.851288]  ? do_syscall_64+0x1b9/0x820
[  259.855357]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  259.860724]  ? syscall_return_slowpath+0x5e0/0x5e0
[  259.865660]  ? trace_hardirqs_off+0x300/0x300
[  259.870156]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  259.875175]  ? recalc_sigpending_tsk+0x180/0x180
[  259.879936]  ? kasan_check_write+0x14/0x20
[  259.884176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.889032]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  259.894417] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  259.894487] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  259.901347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  259.901352] Call Trace:
[  259.901359]  <IRQ>
[  259.901374]  dump_stack+0x1c4/0x2b4
[  259.901397]  ? dump_stack_print_info.cold.2+0x52/0x52
[  259.907927] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  259.917227]  warn_alloc.cold.118+0xb7/0x1bd
[  259.919779] syz-executor7 cpuset=
[  259.921921]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  259.925519] syz7
[  259.930703]  ? lock_downgrade+0x900/0x900
[  259.941161]  mems_allowed=0
[  259.945478]  ? trace_hardirqs_off+0xb8/0x300
[  259.967133]  ? trace_hardirqs_off+0xb8/0x300
[  259.971554]  __alloc_pages_slowpath+0x2667/0x2d80
[  259.976428]  ? warn_alloc+0x120/0x120
[  259.980233]  ? warn_alloc+0x120/0x120
[  259.984036]  ? print_usage_bug+0xc0/0xc0
[  259.988097]  ? warn_alloc+0x120/0x120
[  259.991901]  ? print_usage_bug+0xc0/0xc0
[  259.995966]  ? __lock_acquire+0x7ec/0x4ec0
[  260.000200]  ? __lock_acquire+0x7ec/0x4ec0
[  260.004438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.009974]  ? should_fail+0x22d/0xd01
[  260.013868]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.018972]  ? __lock_acquire+0x7ec/0x4ec0
[  260.023213]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.028315]  ? __lock_acquire+0x7ec/0x4ec0
[  260.032546]  ? should_fail+0x22d/0xd01
[  260.036440]  ? mark_held_locks+0x130/0x130
[  260.040677]  ? mark_held_locks+0x130/0x130
[  260.044911]  ? graph_lock+0x170/0x170
[  260.048710]  ? graph_lock+0x170/0x170
[  260.052510]  ? graph_lock+0x170/0x170
[  260.056314]  ? print_usage_bug+0xc0/0xc0
[  260.060375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.065915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.071453]  ? check_preemption_disabled+0x48/0x200
[  260.076467]  ? check_preemption_disabled+0x48/0x200
[  260.081491]  ? __lock_is_held+0xb5/0x140
[  260.085559]  __alloc_pages_nodemask+0xa80/0xde0
[  260.090228]  ? graph_lock+0x170/0x170
[  260.094035]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.099050]  ? graph_lock+0x170/0x170
[  260.102859]  ? find_held_lock+0x36/0x1c0
[  260.106930]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.111597]  ? lock_downgrade+0x900/0x900
[  260.115755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.121310]  cache_grow_begin+0x91/0x8c0
[  260.125371]  ? do_raw_spin_unlock+0xa7/0x2f0
[  260.129789]  fallback_alloc+0x203/0x2e0
[  260.133772]  ____cache_alloc_node+0x1c7/0x1e0
[  260.138289]  kmem_cache_alloc_node+0xe3/0x730
[  260.142789]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.147032]  __alloc_skb+0x119/0x770
[  260.150745]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.156026]  ? skb_scrub_packet+0x490/0x490
[  260.160350]  ? lock_downgrade+0x900/0x900
[  260.164505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.170046]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.175505]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.180960]  ? addrconf_rs_timer+0x6f0/0x6f0
[  260.185383]  ndisc_alloc_skb+0x144/0x340
[  260.189450]  ndisc_send_rs+0x331/0x6e0
[  260.193344]  addrconf_rs_timer+0x3c0/0x6f0
[  260.197589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.201838]  call_timer_fn+0x272/0x920
[  260.205725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.209964]  ? process_timeout+0x40/0x40
[  260.214023]  ? find_held_lock+0x36/0x1c0
[  260.218092]  ? mark_held_locks+0xc7/0x130
[  260.222243]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.226751]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.231263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.235513]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  260.240095]  ? trace_hardirqs_on+0xbd/0x310
[  260.244415]  ? kasan_check_read+0x11/0x20
[  260.248561]  ? __run_timers+0x7da/0xc70
[  260.252539]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.257995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.262236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.266474]  __run_timers+0x7e5/0xc70
[  260.270301]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  260.275667]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.280686]  ? graph_lock+0x170/0x170
[  260.284489]  ? print_usage_bug+0xc0/0xc0
[  260.288547]  ? lock_release+0x970/0x970
[  260.292521]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.297714]  ? find_held_lock+0x36/0x1c0
[  260.301780]  ? graph_lock+0x170/0x170
[  260.305582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.311122]  ? check_preemption_disabled+0x48/0x200
[  260.316151]  ? __lock_is_held+0xb5/0x140
[  260.320216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.325752]  ? check_preemption_disabled+0x48/0x200
[  260.330773]  run_timer_softirq+0x52/0xb0
[  260.334834]  ? rcu_read_lock_sched_held+0x108/0x120
[  260.339851]  __do_softirq+0x30b/0xad8
[  260.343661]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  260.348769]  ? pvclock_read_flags+0x160/0x160
[  260.353268]  ? lapic_next_event+0x5a/0x90
[  260.357430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.362973]  ? check_preemption_disabled+0x48/0x200
[  260.367987]  ? check_preemption_disabled+0x48/0x200
[  260.373009]  ? kvm_clock_read+0x18/0x30
[  260.376979]  ? kvm_sched_clock_read+0x9/0x20
[  260.381391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.386926]  ? check_preemption_disabled+0x48/0x200
[  260.391957]  irq_exit+0x17f/0x1c0
[  260.395410]  smp_apic_timer_interrupt+0x1cb/0x760
[  260.400258]  ? smp_call_function_single_interrupt+0x650/0x650
[  260.406153]  ? interrupt_entry+0xb5/0xf0
[  260.410216]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.415231]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.420248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.425104]  ? trace_hardirqs_off+0x300/0x300
[  260.429602]  ? trace_hardirqs_off+0x300/0x300
[  260.434099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.439642]  ? check_preemption_disabled+0x48/0x200
[  260.444658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.450207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.455063]  apic_timer_interrupt+0xf/0x20
[  260.459303]  </IRQ>
[  260.461545] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  260.466823] 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
[  260.485737] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  260.493446] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  260.500712] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  260.507980] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  260.515244] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  260.522519] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  260.529809]  ? arch_local_irq_restore+0x45/0x52
[  260.534488]  dump_stack+0x26a/0x2b4
[  260.538119]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.543324]  ? mark_held_locks+0x130/0x130
[  260.548076]  ? mark_held_locks+0x130/0x130
[  260.552320]  dump_header+0x27b/0xf72
[  260.556046]  ? pagefault_out_of_memory+0x197/0x197
[  260.560982]  ? mark_held_locks+0x130/0x130
[  260.565220]  ? __lock_acquire+0x7ec/0x4ec0
[  260.569453]  ? mem_cgroup_charge_statistics+0x780/0x780
[  260.574816]  ? print_usage_bug+0xc0/0xc0
[  260.578874]  ? print_usage_bug+0xc0/0xc0
[  260.582939]  ? graph_lock+0x170/0x170
[  260.586736]  ? graph_lock+0x170/0x170
[  260.590533]  ? print_usage_bug+0xc0/0xc0
[  260.594594]  ? print_usage_bug+0xc0/0xc0
[  260.598665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.604206]  ? find_held_lock+0x36/0x1c0
[  260.608294]  ? mark_held_locks+0xc7/0x130
[  260.612486]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  260.617585]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  260.622688]  ? lockdep_hardirqs_on+0x421/0x5c0
[  260.627289]  ? trace_hardirqs_on+0xbd/0x310
[  260.631611]  ? kasan_check_read+0x11/0x20
[  260.635758]  ? ___ratelimit+0x36f/0x655
[  260.639737]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.645187]  ? trace_hardirqs_on+0x310/0x310
[  260.649597]  ? lock_downgrade+0x900/0x900
[  260.653749]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  260.658850]  ? ___ratelimit+0xaa/0x655
[  260.662755]  ? idr_get_free+0xec0/0xec0
[  260.666729]  ? kasan_check_write+0x14/0x20
[  260.670965]  ? do_raw_spin_lock+0xc1/0x200
[  260.675208]  oom_kill_process.cold.27+0x10/0x903
[  260.679966]  ? graph_lock+0x170/0x170
[  260.683771]  ? _raw_spin_unlock+0x2c/0x50
[  260.687921]  ? oom_badness+0xe6/0xaa0
[  260.691748]  ? oom_evaluate_task+0x540/0x540
[  260.696164]  ? find_held_lock+0x36/0x1c0
[  260.700231]  ? out_of_memory+0x974/0x14c0
[  260.704384]  ? lock_downgrade+0x900/0x900
[  260.708535]  ? check_preemption_disabled+0x48/0x200
[  260.713645]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.719441]  ? kasan_check_read+0x11/0x20
[  260.723590]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.728870]  ? rcu_bh_qs+0xc0/0xc0
[  260.732417]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  260.737955]  ? oom_evaluate_task+0x302/0x540
[  260.742367]  out_of_memory+0xa86/0x14c0
[  260.746348]  ? oom_killer_disable+0x3a0/0x3a0
[  260.750843]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  260.755779]  ? __mutex_add_waiter+0x2a0/0x2a0
[  260.760300]  __alloc_pages_slowpath+0x2318/0x2d80
[  260.765176]  ? warn_alloc+0x120/0x120
[  260.768979]  ? __radix_tree_lookup+0x4c0/0x4c0
[  260.773578]  ? find_get_entry+0x2f2/0xc40
[  260.777735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.783282]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  260.788219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.793755]  ? should_fail+0x22d/0xd01
[  260.797649]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.802754]  ? __lock_is_held+0xb5/0x140
[  260.806844]  ? __lock_is_held+0xb5/0x140
[  260.810909]  ? find_held_lock+0x36/0x1c0
[  260.814978]  ? ___might_sleep+0x1ed/0x300
[  260.819124]  ? lock_release+0x970/0x970
[  260.823100]  ? arch_local_save_flags+0x40/0x40
[  260.827692]  ? __might_sleep+0x95/0x190
[  260.831670]  __alloc_pages_nodemask+0xa80/0xde0
[  260.836346]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.841365]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.847163]  ? kasan_check_read+0x11/0x20
[  260.851316]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.856598]  ? graph_lock+0x170/0x170
[  260.860397]  ? print_usage_bug+0xc0/0xc0
[  260.864463]  ? graph_lock+0x170/0x170
[  260.868262]  ? graph_lock+0x170/0x170
[  260.872078]  ? __do_page_cache_readahead+0x7ce/0x980
[  260.877190]  ? find_held_lock+0x36/0x1c0
[  260.881256]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  260.886811]  alloc_pages_current+0x10c/0x210
[  260.891217]  ? lock_downgrade+0x900/0x900
[  260.895389]  __page_cache_alloc+0x38f/0x5b0
[  260.899712]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.905506]  ? kasan_check_read+0x11/0x20
[  260.909655]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.914933]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  260.919601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.925139]  ? check_preemption_disabled+0x48/0x200
[  260.930162]  filemap_fault+0x1594/0x25f0
[  260.934240]  ? __lock_page_or_retry+0xa00/0xa00
[  260.938915]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.944718]  ? kasan_check_read+0x11/0x20
[  260.948865]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.954141]  ? rcu_bh_qs+0xc0/0xc0
[  260.957687]  ? print_usage_bug+0xc0/0xc0
[  260.961755]  ? filemap_map_pages+0xdea/0x1980
[  260.966253]  ? print_usage_bug+0xc0/0xc0
[  260.970332]  ? find_get_pages_range_tag+0x1320/0x1320
[  260.975519]  ? print_usage_bug+0xc0/0xc0
[  260.979577]  ? __lock_acquire+0x7ec/0x4ec0
[  260.983812]  ? graph_lock+0x170/0x170
[  260.987615]  ? __sigqueue_free.part.27+0x7d/0xa0
[  260.992374]  ? __lock_acquire+0x7ec/0x4ec0
[  260.996621]  ? lock_acquire+0x1ed/0x520
[  261.000594]  ? ext4_filemap_fault+0x7a/0xad
[  261.004923]  ? lock_release+0x970/0x970
[  261.008896]  ? arch_local_save_flags+0x40/0x40
[  261.013480]  ? mark_held_locks+0x130/0x130
[  261.017727]  ? down_read+0xb0/0x1d0
[  261.021351]  ? ext4_filemap_fault+0x7a/0xad
[  261.025674]  ? __down_interruptible+0x700/0x700
[  261.030344]  ? graph_lock+0x170/0x170
[  261.034149]  ? __sigqueue_free.part.27+0x7d/0xa0
[  261.038918]  ext4_filemap_fault+0x82/0xad
[  261.043071]  __do_fault+0x100/0x6b0
[  261.046697]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.051975]  ? print_bad_pte+0x6c0/0x6c0
[  261.056046]  ? pmd_val+0x88/0x100
[  261.059497]  ? add_mm_counter_fast+0xd0/0xd0
[  261.063904]  ? pmd_val+0x88/0x100
[  261.067366]  ? add_mm_counter_fast+0xd0/0xd0
[  261.071780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.077323]  __handle_mm_fault+0x3709/0x53e0
[  261.081748]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  261.086592]  ? graph_lock+0x170/0x170
[  261.090394]  ? print_usage_bug+0xc0/0xc0
[  261.094456]  ? graph_lock+0x170/0x170
[  261.098252]  ? graph_lock+0x170/0x170
[  261.102089]  ? handle_mm_fault+0x42a/0xc70
[  261.106323]  ? lock_downgrade+0x900/0x900
[  261.110474]  ? check_preemption_disabled+0x48/0x200
[  261.115502]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  261.121309]  ? kasan_check_read+0x11/0x20
[  261.125463]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.130739]  ? rcu_bh_qs+0xc0/0xc0
[  261.134295]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.139753]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.145304]  ? check_preemption_disabled+0x48/0x200
[  261.150335]  handle_mm_fault+0x54f/0xc70
[  261.154406]  ? __handle_mm_fault+0x53e0/0x53e0
[  261.158995]  ? find_vma+0x34/0x190
[  261.162544]  __do_page_fault+0x67d/0xed0
[  261.166612]  ? mm_fault_error+0x380/0x380
[  261.170764]  ? syscall_slow_exit_work+0x520/0x520
[  261.175610]  do_page_fault+0xf2/0x7e0
[  261.179410]  ? vmalloc_sync_all+0x30/0x30
[  261.183561]  ? error_entry+0x70/0xd0
[  261.187282]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.192314]  ? trace_hardirqs_on_caller+0xc0/0x300
[  261.197262]  ? syscall_return_slowpath+0x5e0/0x5e0
[  261.202203]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.207050]  ? trace_hardirqs_off+0x300/0x300
[  261.211543]  ? trace_hardirqs_off_caller+0x300/0x300
[  261.216651]  ? prepare_exit_to_usermode+0x291/0x3b0
[  261.221668]  ? page_fault+0x8/0x30
[  261.225216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.230064]  ? page_fault+0x8/0x30
[  261.233603]  page_fault+0x1e/0x30
[  261.237054] RIP: 0033:0x45db60
[  261.240251] Code: Bad RIP value.
[  261.243625] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  261.248990] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  261.256254] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  261.263537] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  261.270801] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  261.278067] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  261.285366] warn_alloc_show_mem: 1 callbacks suppressed
[  261.285378] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  261.285380] Mem-Info:
[  261.285411] active_anon:38738 inactive_anon:372 isolated_anon:0
[  261.285411]  active_file:16 inactive_file:22 isolated_file:0
[  261.285411]  unevictable:0 dirty:0 writeback:0 unstable:0
[  261.285411]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  261.285411]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  261.285411]  free:13555 free_pcp:233 free_cma:0
[  261.290749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  261.297950] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  261.300350] Call Trace:
[  261.333227] Node 0 
[  261.342582]  <IRQ>
[  261.370281] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  261.372839]  dump_stack+0x1c4/0x2b4
[  261.375040] lowmem_reserve[]: 0
[  261.377191]  ? dump_stack_print_info.cold.2+0x52/0x52
[  261.402672]  2817
[  261.406313]  warn_alloc.cold.118+0xb7/0x1bd
[  261.409559]  6321
[  261.414743]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  261.416778]  6321
[  261.421095]  ? lock_downgrade+0x900/0x900
[  261.427967]  ? trace_hardirqs_off+0xb8/0x300
[  261.430002] Node 0 
[  261.434144]  ? trace_hardirqs_off+0xb8/0x300
[  261.438547] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  261.440755]  __alloc_pages_slowpath+0x2667/0x2d80
[  261.445133] lowmem_reserve[]:
[  261.471874]  ? warn_alloc+0x120/0x120
[  261.476671]  0
[  261.479772]  ? warn_alloc+0x120/0x120
[  261.483540]  0
[  261.485337]  ? print_usage_bug+0xc0/0xc0
[  261.489107]  3503
[  261.490903]  ? warn_alloc+0x120/0x120
[  261.494939]  3503
[  261.496994]  ? print_usage_bug+0xc0/0xc0
[  261.502827]  ? __lock_acquire+0x7ec/0x4ec0
[  261.506865] Node 0 
[  261.511088]  ? __lock_acquire+0x7ec/0x4ec0
[  261.511124] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  261.513331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.517539] lowmem_reserve[]:
[  261.545904]  ? should_fail+0x22d/0xd01
[  261.551411]  0
[  261.554512]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.558369]  0
[  261.560171]  ? __lock_acquire+0x7ec/0x4ec0
[  261.565252]  0
[  261.567066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.571283]  0
[  261.573098]  ? __lock_acquire+0x7ec/0x4ec0
[  261.578168] Node 0 
[  261.579965]  ? should_fail+0x22d/0xd01
[  261.584203] DMA: 
[  261.586440]  ? mark_held_locks+0x130/0x130
[  261.590305] 1*4kB 
[  261.592362]  ? mark_held_locks+0x130/0x130
[  261.596576] (U) 
[  261.598722]  ? graph_lock+0x170/0x170
[  261.602926] 0*8kB 0*16kB 
[  261.604907]  ? graph_lock+0x170/0x170
[  261.608683] 1*32kB 
[  261.611433]  ? graph_lock+0x170/0x170
[  261.615208] (U) 
[  261.617443]  ? print_usage_bug+0xc0/0xc0
[  261.621220] 2*64kB 
[  261.623191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.627222] (U) 
[  261.629452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.634959] 1*128kB 
[  261.636931]  ? check_preemption_disabled+0x48/0x200
[  261.642445] (U) 
[  261.644762]  ? check_preemption_disabled+0x48/0x200
[  261.649752] 1*256kB 
[  261.651729]  ? __lock_is_held+0xb5/0x140
[  261.656711] (U) 
[  261.659037]  __alloc_pages_nodemask+0xa80/0xde0
[  261.663070] 0*512kB 
[  261.665039]  ? graph_lock+0x170/0x170
[  261.669680] 1*1024kB 
[  261.671996]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.675978] (U) 1*2048kB 
[  261.678395]  ? graph_lock+0x170/0x170
[  261.683384] (M) 
[  261.686142]  ? find_held_lock+0x36/0x1c0
[  261.689908] 3*4096kB 
[  261.691884]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.695910] (M) 
[  261.698315]  ? lock_downgrade+0x900/0x900
[  261.702956] = 15908kB
[  261.704930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.709048] Node 0 
[  261.711457]  cache_grow_begin+0x91/0x8c0
[  261.716964] DMA32: 
[  261.719192]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.723229] 2*4kB 
[  261.725461]  fallback_alloc+0x203/0x2e0
[  261.729840] (M) 
[  261.731987]  ____cache_alloc_node+0x1c7/0x1e0
[  261.735931] 1*8kB 
[  261.737900]  kmem_cache_alloc_node+0xe3/0x730
[  261.742366] (U) 
[  261.744513]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.748979] 3*16kB 
[  261.750951]  __alloc_skb+0x119/0x770
[  261.755152] (M) 
[  261.757385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.761069] 2*32kB 
[  261.763040]  ? skb_scrub_packet+0x490/0x490
[  261.768303] (UM) 
[  261.770533]  ? lock_downgrade+0x900/0x900
[  261.774830] 2*64kB 
[  261.776893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.781006] (M) 
[  261.783239]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.788746] 3*128kB 
[  261.790718]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.796139] (M) 
[  261.798456]  ? addrconf_rs_timer+0x6f0/0x6f0
[  261.803877] 2*256kB 
[  261.805856]  ndisc_alloc_skb+0x144/0x340
[  261.810231] (M) 
[  261.812552]  ndisc_send_rs+0x331/0x6e0
[  261.816584] 3*512kB 
[  261.818554]  addrconf_rs_timer+0x3c0/0x6f0
[  261.822411] (M) 
[  261.824731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.828931] 4*1024kB (UM) 
[  261.830920]  call_timer_fn+0x272/0x920
[  261.835119] 3*2048kB 
[  261.837959]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.841818] (UM) 
[  261.844225]  ? process_timeout+0x40/0x40
[  261.848428] 3*4096kB (M) 
[  261.850494]  ? find_held_lock+0x36/0x1c0
[  261.854527] = 25216kB
[  261.857287]  ? __run_timers+0x7da/0xc70
[  261.861322] Node 0 
[  261.863729]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.867673] Normal: 
[  261.869904]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.874375] 808*4kB 
[  261.876689]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.881154] (UME) 
[  261.883470]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  261.887677] 439*8kB 
[  261.889820]  ? trace_hardirqs_on+0xbd/0x310
[  261.894376] (UME) 
[  261.896695]  ? kasan_check_read+0x11/0x20
[  261.900990] 179*16kB 
[  261.903133]  ? __run_timers+0x7da/0xc70
[  261.907253] (UMEH) 
[  261.909666]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.913629] 64*32kB 
[  261.915862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.921291] (UMEH) 
[  261.923615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.927819] 19*64kB 
[  261.930053]  __run_timers+0x7e5/0xc70
[  261.934252] (UMEH) 2*128kB 
[  261.936602]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  261.940368] (UM) 
[  261.943303]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.943319]  ? graph_lock+0x170/0x170
[  261.948656] 0*256kB 0*512kB 
[  261.950722]  ? enqueue_hrtimer+0x1a5/0x560
[  261.955711] 0*1024kB 
[  261.959504]  ? lock_release+0x970/0x970
[  261.962497] 0*2048kB 
[  261.966722]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.969102] 0*4096kB = 13128kB
[  261.973078]  ? find_held_lock+0x36/0x1c0
[  261.975467] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  261.980643]  ? graph_lock+0x170/0x170
[  261.983816] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  261.987865]  ? pvclock_read_flags+0x160/0x160
[  261.996675] 417 total pagecache pages
[  262.000467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.009020] 0 pages in swap cache
[  262.013506]  ? check_preemption_disabled+0x48/0x200
[  262.017295] Swap cache stats: add 0, delete 0, find 0/0
[  262.022828]  ? __lock_is_held+0xb5/0x140
[  262.026245] Free swap  = 0kB
[  262.031254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.036587] Total swap = 0kB
[  262.040646]  ? check_preemption_disabled+0x48/0x200
[  262.043636] 1965979 pages RAM
[  262.049167]  run_timer_softirq+0x52/0xb0
[  262.052154] 0 pages HighMem/MovableOnly
[  262.057163]  ? rcu_read_lock_sched_held+0x108/0x120
[  262.060240] 342744 pages reserved
[  262.064306]  __do_softirq+0x30b/0xad8
[  262.068254] 0 pages cma reserved
[  262.073281]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  262.076777] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.080510]  ? pvclock_read_flags+0x160/0x160
[  262.080525]  ? lapic_next_event+0x5a/0x90
[  262.080543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.084167] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.088984]  ? check_preemption_disabled+0x48/0x200
[  262.089004]  ? check_preemption_disabled+0x48/0x200
[  262.095617] syz-fuzzer cpuset=
[  262.100116]  ? kvm_clock_read+0x18/0x30
[  262.104378] /
[  262.109866]  ? kvm_sched_clock_read+0x9/0x20
[  262.109883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.109900]  ? check_preemption_disabled+0x48/0x200
[  262.109927]  irq_exit+0x17f/0x1c0
[  262.109945]  smp_apic_timer_interrupt+0x1cb/0x760
[  262.120253]  mems_allowed=0
[  262.125272]  ? smp_reschedule_interrupt+0x109/0x650
[  262.170241]  ? smp_call_function_single_interrupt+0x650/0x650
[  262.176136]  ? interrupt_entry+0xb5/0xf0
[  262.180202]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.185219]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.190238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.195085]  ? trace_hardirqs_off+0x300/0x300
[  262.199576]  ? trace_hardirqs_off+0x300/0x300
[  262.204076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.209615]  ? check_preemption_disabled+0x48/0x200
[  262.214627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.220173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.225024]  apic_timer_interrupt+0xf/0x20
[  262.229255]  </IRQ>
[  262.231504] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  262.236433] 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
[  262.255332] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  262.263040] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  262.270310] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  262.277576] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  262.284844] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  262.292109] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  262.299419]  skb_clone+0x1bb/0x500
[  262.302963]  ? skb_split+0x11e0/0x11e0
[  262.306856]  ? preempt_notifier_register+0x200/0x200
[  262.311971]  ? __switch_to_asm+0x34/0x70
[  262.316032]  ? __switch_to_asm+0x34/0x70
[  262.320090]  ? __switch_to_asm+0x40/0x70
[  262.324151]  ? __switch_to_asm+0x34/0x70
[  262.328210]  ? __switch_to_asm+0x40/0x70
[  262.332272]  ? __switch_to_asm+0x40/0x70
[  262.336347]  ? __switch_to_asm+0x34/0x70
[  262.340415]  ? __switch_to_asm+0x34/0x70
[  262.344475]  ? __switch_to_asm+0x40/0x70
[  262.348534]  ? __switch_to_asm+0x34/0x70
[  262.352602]  bpf_clone_redirect+0xb9/0x490
[  262.356851]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  262.361870]  ? __sched_text_start+0x8/0x8
[  262.366017]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.370789]  ? find_held_lock+0x36/0x1c0
[  262.374860]  ? lock_acquire+0x1ed/0x520
[  262.378836]  ? bpf_test_run+0x32e/0x5a0
[  262.382819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.388363]  ? check_preemption_disabled+0x48/0x200
[  262.393391]  ? kasan_check_read+0x11/0x20
[  262.397541]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.402826]  ? rcu_bh_qs+0xc0/0xc0
[  262.406373]  ? preempt_schedule+0x4d/0x60
[  262.410527]  ? ___preempt_schedule+0x16/0x18
[  262.414941]  ? bpf_test_run+0x1c0/0x5a0
[  262.418924]  ? netlink_diag_dump+0x2a0/0x2a0
[  262.423335]  ? bpf_prog_test_run_skb+0x452/0xb40
[  262.428095]  ? bpf_prog_test_run_skb+0x634/0xb40
[  262.432862]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  262.437706]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  262.443242]  ? fput+0x130/0x1a0
[  262.446532]  ? __bpf_prog_get+0x9b/0x290
[  262.450595]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  262.455435]  ? bpf_prog_test_run+0x130/0x1a0
[  262.459850]  ? __x64_sys_bpf+0x3d8/0x510
[  262.463910]  ? bpf_prog_get+0x20/0x20
[  262.467735]  ? do_syscall_64+0x1b9/0x820
[  262.471801]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  262.477171]  ? syscall_return_slowpath+0x5e0/0x5e0
[  262.482105]  ? trace_hardirqs_off+0x300/0x300
[  262.486601]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  262.491620]  ? recalc_sigpending_tsk+0x180/0x180
[  262.496377]  ? kasan_check_write+0x14/0x20
[  262.500618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.505468]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.510849] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  262.510920] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.517770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.517778] Call Trace:
[  262.524367] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.533623]  <IRQ>
[  262.536194] syz-executor7 cpuset=
[  262.547125]  dump_stack+0x1c4/0x2b4
[  262.549255] syz7
[  262.552713]  ? dump_stack_print_info.cold.2+0x52/0x52
[  262.556318]  mems_allowed=0
[  262.558307]  warn_alloc.cold.118+0xb7/0x1bd
[  262.570690]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.575537]  ? lock_downgrade+0x900/0x900
[  262.579690]  ? trace_hardirqs_off+0xb8/0x300
[  262.584103]  ? trace_hardirqs_off+0xb8/0x300
[  262.588523]  __alloc_pages_slowpath+0x2667/0x2d80
[  262.593400]  ? warn_alloc+0x120/0x120
[  262.597206]  ? warn_alloc+0x120/0x120
[  262.601007]  ? print_usage_bug+0xc0/0xc0
[  262.605065]  ? kernel_text_address+0x79/0xf0
[  262.609477]  ? __kernel_text_address+0xd/0x40
[  262.613974]  ? unwind_get_return_address+0x61/0xa0
[  262.618906]  ? __save_stack_trace+0x8d/0xf0
[  262.623236]  ? add_lock_to_list.isra.26+0x1ec/0x4b0
[  262.628251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.633802]  ? should_fail+0x22d/0xd01
[  262.637688]  ? save_trace+0x290/0x290
[  262.641490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.646591]  ? __lock_acquire+0x7ec/0x4ec0
[  262.650830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.655933]  ? __lock_acquire+0x2881/0x4ec0
[  262.661108]  ? should_fail+0x22d/0xd01
[  262.664998]  ? __save_stack_trace+0x8d/0xf0
[  262.669325]  ? mark_held_locks+0x130/0x130
[  262.673741]  ? mark_held_locks+0x130/0x130
[  262.677970]  ? save_trace+0xe0/0x290
[  262.681691]  ? kasan_check_read+0x11/0x20
[  262.685836]  ? __lock_acquire+0x2881/0x4ec0
[  262.690160]  ? graph_lock+0x170/0x170
[  262.693965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.699507]  ? check_preemption_disabled+0x48/0x200
[  262.704527]  ? check_preemption_disabled+0x48/0x200
[  262.709553]  ? __lock_is_held+0xb5/0x140
[  262.713620]  __alloc_pages_nodemask+0xa80/0xde0
[  262.718303]  ? graph_lock+0x170/0x170
[  262.722114]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  262.727132]  ? graph_lock+0x170/0x170
[  262.730951]  ? find_held_lock+0x36/0x1c0
[  262.735022]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.739694]  ? lock_downgrade+0x900/0x900
[  262.743851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.749393]  cache_grow_begin+0x91/0x8c0
[  262.753455]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.757870]  fallback_alloc+0x203/0x2e0
[  262.761850]  ____cache_alloc_node+0x1c7/0x1e0
[  262.766363]  kmem_cache_alloc_node+0xe3/0x730
[  262.770858]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.775270]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  262.779880]  __alloc_skb+0x119/0x770
[  262.783600]  ? skb_scrub_packet+0x490/0x490
[  262.787927]  ? atomic_notifier_call_chain+0xc6/0x190
[  262.793029]  ? lock_downgrade+0x900/0x900
[  262.797181]  ? check_preemption_disabled+0x48/0x200
[  262.802203]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.807999]  ? kasan_check_read+0x11/0x20
[  262.812149]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.817425]  ? rcu_bh_qs+0xc0/0xc0
[  262.820975]  ? do_raw_write_trylock+0x1c0/0x1c0
[  262.825653]  __neigh_notify+0x8c/0x160
[  262.829542]  ? __neigh_event_send+0x1390/0x1390
[  262.834214]  neigh_timer_handler+0x6cb/0xdf0
[  262.838634]  ? neigh_invalidate+0x550/0x550
[  262.842959]  ? __lock_is_held+0xb5/0x140
[  262.847033]  call_timer_fn+0x272/0x920
[  262.850920]  ? neigh_invalidate+0x550/0x550
[  262.855246]  ? process_timeout+0x40/0x40
[  262.859322]  ? find_held_lock+0x36/0x1c0
[  262.863393]  ? mark_held_locks+0xc7/0x130
[  262.867544]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.872040]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.876535]  ? neigh_invalidate+0x550/0x550
[  262.880857]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  262.885439]  ? trace_hardirqs_on+0xbd/0x310
[  262.889758]  ? kasan_check_read+0x11/0x20
[  262.893904]  ? __run_timers+0x7da/0xc70
[  262.897877]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.903349]  ? neigh_invalidate+0x550/0x550
[  262.907672]  __run_timers+0x7e5/0xc70
[  262.911485]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  262.916854]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.921868]  ? graph_lock+0x170/0x170
[  262.925670]  ? print_usage_bug+0xc0/0xc0
[  262.929729]  ? lock_release+0x970/0x970
[  262.933701]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.938895]  ? find_held_lock+0x36/0x1c0
[  262.942962]  ? graph_lock+0x170/0x170
[  262.946765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.952321]  ? check_preemption_disabled+0x48/0x200
[  262.957347]  ? __lock_is_held+0xb5/0x140
[  262.961408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.966945]  ? check_preemption_disabled+0x48/0x200
[  262.971973]  run_timer_softirq+0x52/0xb0
[  262.976035]  ? rcu_read_lock_sched_held+0x108/0x120
[  262.981057]  __do_softirq+0x30b/0xad8
[  262.984868]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  262.989981]  ? pvclock_read_flags+0x160/0x160
[  262.994473]  ? lapic_next_event+0x5a/0x90
[  262.998624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.004163]  ? check_preemption_disabled+0x48/0x200
[  263.009180]  ? check_preemption_disabled+0x48/0x200
[  263.014201]  ? kvm_clock_read+0x18/0x30
[  263.018196]  ? kvm_sched_clock_read+0x9/0x20
[  263.022611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.028152]  ? check_preemption_disabled+0x48/0x200
[  263.033184]  irq_exit+0x17f/0x1c0
[  263.036644]  smp_apic_timer_interrupt+0x1cb/0x760
[  263.041495]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.047381]  ? interrupt_entry+0xb5/0xf0
[  263.051447]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.056467]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.061495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.066352]  ? trace_hardirqs_off+0x300/0x300
[  263.070851]  ? trace_hardirqs_off+0x300/0x300
[  263.075352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.080899]  ? check_preemption_disabled+0x48/0x200
[  263.085925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.091475]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.096339]  apic_timer_interrupt+0xf/0x20
[  263.100568]  </IRQ>
[  263.102807] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  263.108090] 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
[  263.127016] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  263.134731] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  263.141999] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  263.149266] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  263.156544] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  263.163809] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  263.171104]  ? arch_local_irq_restore+0x45/0x52
[  263.175781]  dump_stack+0x26a/0x2b4
[  263.179409]  ? dump_stack_print_info.cold.2+0x52/0x52
[  263.184604]  ? mark_held_locks+0x130/0x130
[  263.188837]  ? mark_held_locks+0x130/0x130
[  263.193077]  dump_header+0x27b/0xf72
[  263.196807]  ? pagefault_out_of_memory+0x197/0x197
[  263.201740]  ? mark_held_locks+0x130/0x130
[  263.205978]  ? __lock_acquire+0x7ec/0x4ec0
[  263.210213]  ? mem_cgroup_charge_statistics+0x780/0x780
[  263.216388]  ? print_usage_bug+0xc0/0xc0
[  263.220450]  ? print_usage_bug+0xc0/0xc0
[  263.224516]  ? graph_lock+0x170/0x170
[  263.228320]  ? graph_lock+0x170/0x170
[  263.232121]  ? print_usage_bug+0xc0/0xc0
[  263.236180]  ? print_usage_bug+0xc0/0xc0
[  263.240250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.245805]  ? find_held_lock+0x36/0x1c0
[  263.249871]  ? mark_held_locks+0xc7/0x130
[  263.254021]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  263.259121]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  263.264227]  ? lockdep_hardirqs_on+0x421/0x5c0
[  263.268811]  ? trace_hardirqs_on+0xbd/0x310
[  263.273134]  ? kasan_check_read+0x11/0x20
[  263.277295]  ? ___ratelimit+0x36f/0x655
[  263.281271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.286737]  ? trace_hardirqs_on+0x310/0x310
[  263.291146]  ? lock_downgrade+0x900/0x900
[  263.295314]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  263.300423]  ? ___ratelimit+0xaa/0x655
[  263.304321]  ? idr_get_free+0xec0/0xec0
[  263.308310]  ? kasan_check_write+0x14/0x20
[  263.312545]  ? do_raw_spin_lock+0xc1/0x200
[  263.316786]  oom_kill_process.cold.27+0x10/0x903
[  263.321542]  ? graph_lock+0x170/0x170
[  263.325347]  ? _raw_spin_unlock+0x2c/0x50
[  263.329495]  ? oom_badness+0xe6/0xaa0
[  263.333315]  ? oom_evaluate_task+0x540/0x540
[  263.337729]  ? find_held_lock+0x36/0x1c0
[  263.341795]  ? out_of_memory+0x974/0x14c0
[  263.345947]  ? lock_downgrade+0x900/0x900
[  263.350099]  ? check_preemption_disabled+0x48/0x200
[  263.355123]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.360922]  ? kasan_check_read+0x11/0x20
[  263.365069]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.370345]  ? rcu_bh_qs+0xc0/0xc0
[  263.373893]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  263.379430]  ? oom_evaluate_task+0x302/0x540
[  263.383845]  out_of_memory+0xa86/0x14c0
[  263.387829]  ? oom_killer_disable+0x3a0/0x3a0
[  263.392328]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  263.397260]  ? __mutex_add_waiter+0x2a0/0x2a0
[  263.401778]  __alloc_pages_slowpath+0x2318/0x2d80
[  263.406666]  ? warn_alloc+0x120/0x120
[  263.410468]  ? __radix_tree_lookup+0x4c0/0x4c0
[  263.415063]  ? find_get_entry+0x2f2/0xc40
[  263.419220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.424775]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  263.429722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.435260]  ? should_fail+0x22d/0xd01
[  263.439164]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.444269]  ? __lock_is_held+0xb5/0x140
[  263.448370]  ? __lock_is_held+0xb5/0x140
[  263.452437]  ? find_held_lock+0x36/0x1c0
[  263.456504]  ? ___might_sleep+0x1ed/0x300
[  263.460652]  ? lock_release+0x970/0x970
[  263.464629]  ? arch_local_save_flags+0x40/0x40
[  263.469225]  ? __might_sleep+0x95/0x190
[  263.473205]  __alloc_pages_nodemask+0xa80/0xde0
[  263.477884]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.482906]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.488702]  ? kasan_check_read+0x11/0x20
[  263.492850]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.498131]  ? graph_lock+0x170/0x170
[  263.501933]  ? print_usage_bug+0xc0/0xc0
[  263.505996]  ? graph_lock+0x170/0x170
[  263.509792]  ? graph_lock+0x170/0x170
[  263.513594]  ? __do_page_cache_readahead+0x7ce/0x980
[  263.518704]  ? find_held_lock+0x36/0x1c0
[  263.522776]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  263.528321]  alloc_pages_current+0x10c/0x210
[  263.532725]  ? lock_downgrade+0x900/0x900
[  263.536878]  __page_cache_alloc+0x38f/0x5b0
[  263.541203]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.547003]  ? kasan_check_read+0x11/0x20
[  263.551151]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.556432]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  263.561103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.566642]  ? check_preemption_disabled+0x48/0x200
[  263.571668]  filemap_fault+0x1594/0x25f0
[  263.575741]  ? __lock_page_or_retry+0xa00/0xa00
[  263.580410]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.586208]  ? kasan_check_read+0x11/0x20
[  263.590358]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.595636]  ? rcu_bh_qs+0xc0/0xc0
[  263.599186]  ? print_usage_bug+0xc0/0xc0
[  263.603256]  ? filemap_map_pages+0xdea/0x1980
[  263.607770]  ? print_usage_bug+0xc0/0xc0
[  263.611843]  ? find_get_pages_range_tag+0x1320/0x1320
[  263.617030]  ? print_usage_bug+0xc0/0xc0
[  263.621092]  ? __lock_acquire+0x7ec/0x4ec0
[  263.625327]  ? graph_lock+0x170/0x170
[  263.629161]  ? __sigqueue_free.part.27+0x7d/0xa0
[  263.633924]  ? __lock_acquire+0x7ec/0x4ec0
[  263.638170]  ? lock_acquire+0x1ed/0x520
[  263.642146]  ? ext4_filemap_fault+0x7a/0xad
[  263.646473]  ? lock_release+0x970/0x970
[  263.650449]  ? arch_local_save_flags+0x40/0x40
[  263.655032]  ? mark_held_locks+0x130/0x130
[  263.659291]  ? down_read+0xb0/0x1d0
[  263.662915]  ? ext4_filemap_fault+0x7a/0xad
[  263.667238]  ? __down_interruptible+0x700/0x700
[  263.671910]  ? graph_lock+0x170/0x170
[  263.675929]  ? __sigqueue_free.part.27+0x7d/0xa0
[  263.680697]  ext4_filemap_fault+0x82/0xad
[  263.684853]  __do_fault+0x100/0x6b0
[  263.688484]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.693774]  ? print_bad_pte+0x6c0/0x6c0
[  263.697845]  ? pmd_val+0x88/0x100
[  263.701311]  ? add_mm_counter_fast+0xd0/0xd0
[  263.705724]  ? pmd_val+0x88/0x100
[  263.709181]  ? add_mm_counter_fast+0xd0/0xd0
[  263.713596]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.719142]  __handle_mm_fault+0x3709/0x53e0
[  263.723560]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  263.728403]  ? graph_lock+0x170/0x170
[  263.732214]  ? print_usage_bug+0xc0/0xc0
[  263.736294]  ? graph_lock+0x170/0x170
[  263.740098]  ? graph_lock+0x170/0x170
[  263.743922]  ? handle_mm_fault+0x42a/0xc70
[  263.748160]  ? lock_downgrade+0x900/0x900
[  263.752321]  ? check_preemption_disabled+0x48/0x200
[  263.757342]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.763137]  ? kasan_check_read+0x11/0x20
[  263.767300]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.772579]  ? rcu_bh_qs+0xc0/0xc0
[  263.776122]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.781575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.787117]  ? check_preemption_disabled+0x48/0x200
[  263.792144]  handle_mm_fault+0x54f/0xc70
[  263.796211]  ? __handle_mm_fault+0x53e0/0x53e0
[  263.800798]  ? find_vma+0x34/0x190
[  263.804342]  __do_page_fault+0x67d/0xed0
[  263.808415]  ? mm_fault_error+0x380/0x380
[  263.812566]  ? syscall_slow_exit_work+0x520/0x520
[  263.817416]  do_page_fault+0xf2/0x7e0
[  263.821219]  ? vmalloc_sync_all+0x30/0x30
[  263.825372]  ? error_entry+0x70/0xd0
[  263.829090]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.834106]  ? trace_hardirqs_on_caller+0xc0/0x300
[  263.839052]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.843983]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.848828]  ? trace_hardirqs_off+0x300/0x300
[  263.853326]  ? trace_hardirqs_off_caller+0x300/0x300
[  263.858431]  ? prepare_exit_to_usermode+0x291/0x3b0
[  263.863451]  ? page_fault+0x8/0x30
[  263.866997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.871841]  ? page_fault+0x8/0x30
[  263.875381]  page_fault+0x1e/0x30
[  263.878829] RIP: 0033:0x45db60
[  263.882022] Code: Bad RIP value.
[  263.885380] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  263.890739] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  263.898002] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  263.905265] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  263.912541] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  263.919811] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  263.927107] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  263.927112] warn_alloc_show_mem: 1 callbacks suppressed
[  263.927119] Mem-Info:
[  263.934308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.939674] active_anon:38738 inactive_anon:372 isolated_anon:0
[  263.939674]  active_file:16 inactive_file:22 isolated_file:0
[  263.939674]  unevictable:0 dirty:0 writeback:0 unstable:0
[  263.939674]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  263.939674]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  263.939674]  free:13555 free_pcp:233 free_cma:0
[  263.942047] Call Trace:
[  263.951433] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  263.984286]  <IRQ>
[  263.986866] Node 0 
[  264.014533]  dump_stack+0x1c4/0x2b4
[  264.016680] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  264.018884]  ? dump_stack_print_info.cold.2+0x52/0x52
[  264.022482] lowmem_reserve[]:
[  264.047987]  warn_alloc.cold.118+0xb7/0x1bd
[  264.053145]  0
[  264.056244]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.060538]  2817
[  264.062333]  ? lock_downgrade+0x900/0x900
[  264.067147]  6321
[  264.069210]  ? trace_hardirqs_off+0xb8/0x300
[  264.073334]  6321
[  264.075392]  ? trace_hardirqs_off+0xb8/0x300
[  264.081848]  __alloc_pages_slowpath+0x2667/0x2d80
[  264.086225] Node 0 DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  264.091086]  ? warn_alloc+0x120/0x120
[  264.091103]  ? trace_hardirqs_on+0x310/0x310
[  264.118400] lowmem_reserve[]: 0
[  264.122208]  ? warn_alloc+0x120/0x120
[  264.126590]  0
[  264.129860]  ? print_usage_bug+0xc0/0xc0
[  264.133631]  3503
[  264.135426]  ? warn_alloc+0x120/0x120
[  264.139463]  3503
[  264.141518]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  264.147359]  ? print_usage_bug+0xc0/0xc0
[  264.152349] Node 0 
[  264.156405]  ? __lock_acquire+0x7ec/0x4ec0
[  264.156437] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  264.156444] lowmem_reserve[]:
[  264.158677]  ? __lock_acquire+0x7ec/0x4ec0
[  264.162884]  0
[  264.191255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.194332]  0
[  264.198559]  ? should_fail+0x22d/0xd01
[  264.200336]  0
[  264.205869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.207646]  0
[  264.211525]  ? __lock_acquire+0x7ec/0x4ec0
[  264.218407]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.220180] Node 0 
[  264.224411]  ? __lock_acquire+0x7ec/0x4ec0
[  264.229482] DMA: 
[  264.231711]  ? should_fail+0x22d/0xd01
[  264.235944] 1*4kB 
[  264.237969]  ? print_usage_bug+0xc0/0xc0
[  264.241828] (U) 
[  264.243976]  ? mark_held_locks+0x130/0x130
[  264.248008] 0*8kB 
[  264.249977]  ? mark_held_locks+0x130/0x130
[  264.254185] 0*16kB 
[  264.256334]  ? graph_lock+0x170/0x170
[  264.260543] 1*32kB 
[  264.262774]  ? print_usage_bug+0xc0/0xc0
[  264.266547] (U) 
[  264.268784]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.272820] 2*64kB 
[  264.274796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.279515] (U) 
[  264.281747]  ? check_preemption_disabled+0x48/0x200
[  264.287249] 1*128kB (U) 
[  264.289235]  ? check_preemption_disabled+0x48/0x200
[  264.294227] 1*256kB 
[  264.296903]  ? __lock_is_held+0xb5/0x140
[  264.301887] (U) 
[  264.304212]  __alloc_pages_nodemask+0xa80/0xde0
[  264.308240] 0*512kB 
[  264.310211]  ? graph_lock+0x170/0x170
[  264.314860] 1*1024kB 
[  264.317176]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  264.320947] (U) 
[  264.323346]  ? graph_lock+0x170/0x170
[  264.328337] 1*2048kB 
[  264.330319]  ? find_held_lock+0x36/0x1c0
[  264.334083] (M) 
[  264.336490]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.340521] 3*4096kB 
[  264.342493]  ? lock_downgrade+0x900/0x900
[  264.347134] (M) 
[  264.349544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.353655] = 15908kB
[  264.353663] Node 0 
[  264.355635]  cache_grow_begin+0x91/0x8c0
[  264.361143] DMA32: 
[  264.363552]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.365758] 2*4kB 
[  264.369821]  fallback_alloc+0x203/0x2e0
[  264.372027] (M) 
[  264.376438]  ____cache_alloc_node+0x1c7/0x1e0
[  264.378559] 1*8kB 
[  264.382526]  kmem_cache_alloc_node+0xe3/0x730
[  264.384475] (U) 
[  264.388967]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.391088] 3*16kB 
[  264.395581]  __alloc_skb+0x119/0x770
[  264.397528] (M) 
[  264.401760]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.403968] 2*32kB 
[  264.407670]  ? skb_scrub_packet+0x490/0x490
[  264.409617] (UM) 
[  264.414887]  ? lock_downgrade+0x900/0x900
[  264.417094] 2*64kB 
[  264.421413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.423444] (M) 
[  264.427583]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.429796] 3*128kB 
[  264.435347]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.437309] (M) 
[  264.442754]  ? addrconf_rs_timer+0x6f0/0x6f0
[  264.445050] 2*256kB 
[  264.450504]  ndisc_alloc_skb+0x144/0x340
[  264.452446] (M) 
[  264.456852]  ndisc_send_rs+0x331/0x6e0
[  264.459150] 3*512kB 
[  264.463206]  addrconf_rs_timer+0x3c0/0x6f0
[  264.465155] (M) 
[  264.469041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.471341] 4*1024kB 
[  264.475574]  call_timer_fn+0x272/0x920
[  264.477519] (UM) 
[  264.481750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.484132] 3*2048kB 
[  264.488016]  ? process_timeout+0x40/0x40
[  264.490048] (UM) 
[  264.494283]  ? find_held_lock+0x36/0x1c0
[  264.496676] 3*4096kB 
[  264.500734]  ? __run_timers+0x7da/0xc70
[  264.502769] (M) 
[  264.506827]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.509216] = 25216kB
[  264.513180]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.515129] Node 0 
[  264.519617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.522004] Normal: 
[  264.526491]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  264.528702] 808*4kB 
[  264.532931]  ? trace_hardirqs_on+0xbd/0x310
[  264.535228] (UME) 
[  264.539805]  ? kasan_check_read+0x11/0x20
[  264.542094] 439*8kB (UME) 
[  264.546683]  ? __run_timers+0x7da/0xc70
[  264.548815] 179*16kB 
[  264.552962]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.555782] (UMEH) 
[  264.559751]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.562133] 64*32kB 
[  264.567576]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.569784] (UMEH) 
[  264.574017]  __run_timers+0x7e5/0xc70
[  264.576318] 19*64kB 
[  264.580551]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  264.582753] (UMEH) 
[  264.586544]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.588839] 2*128kB 
[  264.594193]  ? graph_lock+0x170/0x170
[  264.596408] (UM) 
[  264.601420]  ? enqueue_hrtimer+0x1a5/0x560
[  264.603717] 0*256kB 
[  264.607508]  ? lock_release+0x970/0x970
[  264.609545] 0*512kB 
[  264.613767]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.616065] 0*1024kB 
[  264.620032]  ? find_held_lock+0x36/0x1c0
[  264.622331] 0*2048kB 
[  264.627514]  ? graph_lock+0x170/0x170
[  264.629898] 0*4096kB 
[  264.633952]  ? pvclock_read_flags+0x160/0x160
[  264.636335] = 13128kB
[  264.640128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.642518] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  264.647002]  ? check_preemption_disabled+0x48/0x200
[  264.649387] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  264.654914]  ? __lock_is_held+0xb5/0x140
[  264.663718] 417 total pagecache pages
[  264.668724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.677286] 0 pages in swap cache
[  264.681336]  ? check_preemption_disabled+0x48/0x200
[  264.685107] Swap cache stats: add 0, delete 0, find 0/0
[  264.690634]  run_timer_softirq+0x52/0xb0
[  264.694058] Free swap  = 0kB
[  264.699068]  ? rcu_read_lock_sched_held+0x108/0x120
[  264.704404] Total swap = 0kB
[  264.708459]  __do_softirq+0x30b/0xad8
[  264.711449] 1965979 pages RAM
[  264.716461]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  264.719448] 0 pages HighMem/MovableOnly
[  264.723243]  ? pvclock_read_flags+0x160/0x160
[  264.726323] 342744 pages reserved
[  264.731413]  ? lapic_next_event+0x5a/0x90
[  264.735362] 0 pages cma reserved
[  264.739849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.743425] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.747427]  ? check_preemption_disabled+0x48/0x200
[  264.750766] syz-fuzzer cpuset=
[  264.756311]  ? check_preemption_disabled+0x48/0x200
[  264.766512] /
[  264.771521]  ? kvm_clock_read+0x18/0x30
[  264.774688]  mems_allowed=0
[  264.779691]  ? kvm_sched_clock_read+0x9/0x20
[  264.792677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.798225]  ? check_preemption_disabled+0x48/0x200
[  264.803268]  irq_exit+0x17f/0x1c0
[  264.806737]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.811579]  ? smp_reschedule_interrupt+0x109/0x650
[  264.816596]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.822483]  ? interrupt_entry+0xb5/0xf0
[  264.826548]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.831565]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.836583]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.841425]  ? trace_hardirqs_off+0x300/0x300
[  264.845922]  ? trace_hardirqs_off+0x300/0x300
[  264.850419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.855958]  ? check_preemption_disabled+0x48/0x200
[  264.860976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.866524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.871379]  apic_timer_interrupt+0xf/0x20
[  264.875605]  </IRQ>
[  264.877844] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  264.882781] 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
[  264.901691] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  264.909401] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  264.916671] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  264.923937] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  264.931201] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  264.938470] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  264.945781]  skb_clone+0x1bb/0x500
[  264.949333]  ? skb_split+0x11e0/0x11e0
[  264.953228]  ? preempt_notifier_register+0x200/0x200
[  264.958331]  ? __switch_to_asm+0x34/0x70
[  264.962390]  ? __switch_to_asm+0x34/0x70
[  264.966446]  ? __switch_to_asm+0x40/0x70
[  264.970506]  ? __switch_to_asm+0x34/0x70
[  264.974562]  ? __switch_to_asm+0x40/0x70
[  264.978621]  ? __switch_to_asm+0x40/0x70
[  264.982678]  ? __switch_to_asm+0x34/0x70
[  264.986742]  ? __switch_to_asm+0x34/0x70
[  264.990811]  ? __switch_to_asm+0x40/0x70
[  264.994872]  ? __switch_to_asm+0x34/0x70
[  264.998941]  bpf_clone_redirect+0xb9/0x490
[  265.003187]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  265.008210]  ? __sched_text_start+0x8/0x8
[  265.012357]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.017129]  ? find_held_lock+0x36/0x1c0
[  265.021196]  ? lock_acquire+0x1ed/0x520
[  265.025174]  ? bpf_test_run+0x32e/0x5a0
[  265.029154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.034698]  ? check_preemption_disabled+0x48/0x200
[  265.039721]  ? kasan_check_read+0x11/0x20
[  265.043872]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.049148]  ? rcu_bh_qs+0xc0/0xc0
[  265.052692]  ? preempt_schedule+0x4d/0x60
[  265.056841]  ? ___preempt_schedule+0x16/0x18
[  265.061256]  ? bpf_test_run+0x1c0/0x5a0
[  265.065248]  ? netlink_diag_dump+0x2a0/0x2a0
[  265.069667]  ? bpf_prog_test_run_skb+0x452/0xb40
[  265.074432]  ? bpf_prog_test_run_skb+0x634/0xb40
[  265.079198]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  265.084042]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  265.089577]  ? fput+0x130/0x1a0
[  265.092856]  ? __bpf_prog_get+0x9b/0x290
[  265.096922]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  265.101761]  ? bpf_prog_test_run+0x130/0x1a0
[  265.106174]  ? __x64_sys_bpf+0x3d8/0x510
[  265.110242]  ? bpf_prog_get+0x20/0x20
[  265.114063]  ? do_syscall_64+0x1b9/0x820
[  265.118126]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  265.123492]  ? syscall_return_slowpath+0x5e0/0x5e0
[  265.128424]  ? trace_hardirqs_off+0x300/0x300
[  265.132920]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  265.137938]  ? recalc_sigpending_tsk+0x180/0x180
[  265.142695]  ? kasan_check_write+0x14/0x20
[  265.146938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.151799]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  265.157185] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  265.157264] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.164110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  265.164116] Call Trace:
[  265.164122]  <IRQ>
[  265.164138]  dump_stack+0x1c4/0x2b4
[  265.164155]  ? dump_stack_print_info.cold.2+0x52/0x52
[  265.164181]  warn_alloc.cold.118+0xb7/0x1bd
[  265.170738] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.179999]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.182560] syz-executor7 cpuset=
[  265.184702]  ? lock_downgrade+0x900/0x900
[  265.188308] syz7
[  265.193492]  ? trace_hardirqs_off+0xb8/0x300
[  265.197793]  mems_allowed=0
[  265.208264]  ? trace_hardirqs_off+0xb8/0x300
[  265.234324]  __alloc_pages_slowpath+0x2667/0x2d80
[  265.239191]  ? noop_count+0x40/0x40
[  265.242826]  ? warn_alloc+0x120/0x120
[  265.246632]  ? warn_alloc+0x120/0x120
[  265.250432]  ? print_usage_bug+0xc0/0xc0
[  265.254492]  ? warn_alloc+0x120/0x120
[  265.258308]  ? print_usage_bug+0xc0/0xc0
[  265.262375]  ? check_usage+0x1a9/0x790
[  265.266271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.271826]  ? should_fail+0x22d/0xd01
[  265.275719]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.280826]  ? __lock_acquire+0x7ec/0x4ec0
[  265.285074]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.290187]  ? __lock_acquire+0x7ec/0x4ec0
[  265.294419]  ? should_fail+0x22d/0xd01
[  265.298332]  ? mark_held_locks+0x130/0x130
[  265.302590]  ? mark_held_locks+0x130/0x130
[  265.306826]  ? kvm_clock_read+0x18/0x30
[  265.310803]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  265.315822]  ? ktime_get+0x2e1/0x440
[  265.319538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.325078]  ? graph_lock+0x170/0x170
[  265.328876]  ? print_usage_bug+0xc0/0xc0
[  265.332938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.338478]  ? check_preemption_disabled+0x48/0x200
[  265.343494]  ? check_preemption_disabled+0x48/0x200
[  265.348528]  ? __lock_is_held+0xb5/0x140
[  265.352595]  __alloc_pages_nodemask+0xa80/0xde0
[  265.357265]  ? graph_lock+0x170/0x170
[  265.361083]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.366099]  ? graph_lock+0x170/0x170
[  265.369912]  ? find_held_lock+0x36/0x1c0
[  265.373986]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.378656]  ? lock_downgrade+0x900/0x900
[  265.382814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.388356]  cache_grow_begin+0x91/0x8c0
[  265.392417]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.396837]  fallback_alloc+0x203/0x2e0
[  265.400822]  ____cache_alloc_node+0x1c7/0x1e0
[  265.405326]  kmem_cache_alloc_node+0xe3/0x730
[  265.409825]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.414071]  __alloc_skb+0x119/0x770
[  265.417788]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.423072]  ? skb_scrub_packet+0x490/0x490
[  265.427393]  ? lock_downgrade+0x900/0x900
[  265.431552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.437135]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.442602]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.448060]  ? addrconf_rs_timer+0x6f0/0x6f0
[  265.452485]  ndisc_alloc_skb+0x144/0x340
[  265.456553]  ndisc_send_rs+0x331/0x6e0
[  265.460449]  addrconf_rs_timer+0x3c0/0x6f0
[  265.464694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.468947]  call_timer_fn+0x272/0x920
[  265.472839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.477075]  ? process_timeout+0x40/0x40
[  265.481132]  ? find_held_lock+0x36/0x1c0
[  265.485204]  ? mark_held_locks+0xc7/0x130
[  265.489353]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.493851]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.498347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.502590]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  265.507185]  ? trace_hardirqs_on+0xbd/0x310
[  265.511533]  ? kasan_check_read+0x11/0x20
[  265.515706]  ? __run_timers+0x7da/0xc70
[  265.519685]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.525149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.529383]  __run_timers+0x7e5/0xc70
[  265.533197]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  265.538562]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.543581]  ? graph_lock+0x170/0x170
[  265.547384]  ? print_usage_bug+0xc0/0xc0
[  265.551444]  ? lock_release+0x970/0x970
[  265.555423]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  265.560624]  ? find_held_lock+0x36/0x1c0
[  265.564693]  ? graph_lock+0x170/0x170
[  265.568499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.574038]  ? check_preemption_disabled+0x48/0x200
[  265.579063]  ? __lock_is_held+0xb5/0x140
[  265.583123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.588665]  ? check_preemption_disabled+0x48/0x200
[  265.593693]  run_timer_softirq+0x52/0xb0
[  265.597758]  ? rcu_read_lock_sched_held+0x108/0x120
[  265.602777]  __do_softirq+0x30b/0xad8
[  265.606596]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  265.611711]  ? pvclock_read_flags+0x160/0x160
[  265.616212]  ? lapic_next_event+0x5a/0x90
[  265.620363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.625905]  ? check_preemption_disabled+0x48/0x200
[  265.630924]  ? check_preemption_disabled+0x48/0x200
[  265.635953]  ? kvm_clock_read+0x18/0x30
[  265.639926]  ? kvm_sched_clock_read+0x9/0x20
[  265.644337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.649873]  ? check_preemption_disabled+0x48/0x200
[  265.654906]  irq_exit+0x17f/0x1c0
[  265.658362]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.663209]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.669096]  ? interrupt_entry+0xb5/0xf0
[  265.673164]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.678426]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.683446]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.688305]  ? trace_hardirqs_off+0x300/0x300
[  265.692802]  ? trace_hardirqs_off+0x300/0x300
[  265.697311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.702873]  ? check_preemption_disabled+0x48/0x200
[  265.707888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.713441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.718307]  apic_timer_interrupt+0xf/0x20
[  265.722539]  </IRQ>
[  265.724780] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  265.730057] 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
[  265.748959] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  265.756667] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  265.763931] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  265.771195] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  265.778461] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  265.785724] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  265.793017]  ? arch_local_irq_restore+0x45/0x52
[  265.797692]  dump_stack+0x26a/0x2b4
[  265.801327]  ? dump_stack_print_info.cold.2+0x52/0x52
[  265.806520]  ? mark_held_locks+0x130/0x130
[  265.810756]  ? mark_held_locks+0x130/0x130
[  265.814997]  dump_header+0x27b/0xf72
[  265.818724]  ? pagefault_out_of_memory+0x197/0x197
[  265.823656]  ? mark_held_locks+0x130/0x130
[  265.827889]  ? __lock_acquire+0x7ec/0x4ec0
[  265.832127]  ? mem_cgroup_charge_statistics+0x780/0x780
[  265.837493]  ? print_usage_bug+0xc0/0xc0
[  265.841550]  ? print_usage_bug+0xc0/0xc0
[  265.845620]  ? graph_lock+0x170/0x170
[  265.849419]  ? graph_lock+0x170/0x170
[  265.853216]  ? print_usage_bug+0xc0/0xc0
[  265.857274]  ? print_usage_bug+0xc0/0xc0
[  265.861359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.866899]  ? find_held_lock+0x36/0x1c0
[  265.870967]  ? mark_held_locks+0xc7/0x130
[  265.875116]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  265.880219]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  265.885328]  ? lockdep_hardirqs_on+0x421/0x5c0
[  265.889909]  ? trace_hardirqs_on+0xbd/0x310
[  265.894235]  ? kasan_check_read+0x11/0x20
[  265.898385]  ? ___ratelimit+0x36f/0x655
[  265.902358]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.907807]  ? trace_hardirqs_on+0x310/0x310
[  265.912217]  ? lock_downgrade+0x900/0x900
[  265.916374]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  265.921480]  ? ___ratelimit+0xaa/0x655
[  265.925369]  ? idr_get_free+0xec0/0xec0
[  265.929348]  ? kasan_check_write+0x14/0x20
[  265.933583]  ? do_raw_spin_lock+0xc1/0x200
[  265.937829]  oom_kill_process.cold.27+0x10/0x903
[  265.942586]  ? graph_lock+0x170/0x170
[  265.946387]  ? _raw_spin_unlock+0x2c/0x50
[  265.950535]  ? oom_badness+0xe6/0xaa0
[  265.954341]  ? oom_evaluate_task+0x540/0x540
[  265.958754]  ? find_held_lock+0x36/0x1c0
[  265.962825]  ? out_of_memory+0x974/0x14c0
[  265.966977]  ? lock_downgrade+0x900/0x900
[  265.971126]  ? check_preemption_disabled+0x48/0x200
[  265.976150]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.981951]  ? kasan_check_read+0x11/0x20
[  265.986109]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.991419]  ? rcu_bh_qs+0xc0/0xc0
[  265.994978]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  266.000522]  ? oom_evaluate_task+0x302/0x540
[  266.004939]  out_of_memory+0xa86/0x14c0
[  266.008926]  ? oom_killer_disable+0x3a0/0x3a0
[  266.013423]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  266.018357]  ? __mutex_add_waiter+0x2a0/0x2a0
[  266.022863]  __alloc_pages_slowpath+0x2318/0x2d80
[  266.027737]  ? warn_alloc+0x120/0x120
[  266.031533]  ? __radix_tree_lookup+0x4c0/0x4c0
[  266.036128]  ? find_get_entry+0x2f2/0xc40
[  266.040299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.045840]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  266.050773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.056326]  ? should_fail+0x22d/0xd01
[  266.060219]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.065328]  ? __lock_is_held+0xb5/0x140
[  266.069414]  ? __lock_is_held+0xb5/0x140
[  266.073481]  ? find_held_lock+0x36/0x1c0
[  266.077564]  ? ___might_sleep+0x1ed/0x300
[  266.081712]  ? lock_release+0x970/0x970
[  266.085690]  ? arch_local_save_flags+0x40/0x40
[  266.090298]  ? __might_sleep+0x95/0x190
[  266.094295]  __alloc_pages_nodemask+0xa80/0xde0
[  266.098973]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.103992]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.109790]  ? kasan_check_read+0x11/0x20
[  266.113944]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.119225]  ? graph_lock+0x170/0x170
[  266.123024]  ? print_usage_bug+0xc0/0xc0
[  266.127087]  ? graph_lock+0x170/0x170
[  266.130887]  ? graph_lock+0x170/0x170
[  266.134687]  ? __do_page_cache_readahead+0x7ce/0x980
[  266.139799]  ? find_held_lock+0x36/0x1c0
[  266.143872]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  266.149414]  alloc_pages_current+0x10c/0x210
[  266.153826]  ? lock_downgrade+0x900/0x900
[  266.157982]  __page_cache_alloc+0x38f/0x5b0
[  266.162316]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.168117]  ? kasan_check_read+0x11/0x20
[  266.172270]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.177568]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  266.182239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.187781]  ? check_preemption_disabled+0x48/0x200
[  266.192808]  filemap_fault+0x1594/0x25f0
[  266.196885]  ? __lock_page_or_retry+0xa00/0xa00
[  266.201555]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.207351]  ? kasan_check_read+0x11/0x20
[  266.211502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.216782]  ? rcu_bh_qs+0xc0/0xc0
[  266.220333]  ? print_usage_bug+0xc0/0xc0
[  266.224399]  ? filemap_map_pages+0xdea/0x1980
[  266.228899]  ? print_usage_bug+0xc0/0xc0
[  266.232966]  ? find_get_pages_range_tag+0x1320/0x1320
[  266.238158]  ? print_usage_bug+0xc0/0xc0
[  266.242219]  ? __lock_acquire+0x7ec/0x4ec0
[  266.246455]  ? graph_lock+0x170/0x170
[  266.250256]  ? __sigqueue_free.part.27+0x7d/0xa0
[  266.255032]  ? __lock_acquire+0x7ec/0x4ec0
[  266.259287]  ? lock_acquire+0x1ed/0x520
[  266.263270]  ? ext4_filemap_fault+0x7a/0xad
[  266.267611]  ? lock_release+0x970/0x970
[  266.271589]  ? arch_local_save_flags+0x40/0x40
[  266.276175]  ? mark_held_locks+0x130/0x130
[  266.280423]  ? down_read+0xb0/0x1d0
[  266.284047]  ? ext4_filemap_fault+0x7a/0xad
[  266.288368]  ? __down_interruptible+0x700/0x700
[  266.293040]  ? graph_lock+0x170/0x170
[  266.296841]  ? __sigqueue_free.part.27+0x7d/0xa0
[  266.301610]  ext4_filemap_fault+0x82/0xad
[  266.305762]  __do_fault+0x100/0x6b0
[  266.309391]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.314673]  ? print_bad_pte+0x6c0/0x6c0
[  266.318744]  ? pmd_val+0x88/0x100
[  266.322199]  ? add_mm_counter_fast+0xd0/0xd0
[  266.326605]  ? pmd_val+0x88/0x100
[  266.330058]  ? add_mm_counter_fast+0xd0/0xd0
[  266.334472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.340016]  __handle_mm_fault+0x3709/0x53e0
[  266.344438]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  266.349287]  ? graph_lock+0x170/0x170
[  266.353099]  ? print_usage_bug+0xc0/0xc0
[  266.357164]  ? graph_lock+0x170/0x170
[  266.360964]  ? graph_lock+0x170/0x170
[  266.364786]  ? handle_mm_fault+0x42a/0xc70
[  266.369024]  ? lock_downgrade+0x900/0x900
[  266.373174]  ? check_preemption_disabled+0x48/0x200
[  266.378195]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.383994]  ? kasan_check_read+0x11/0x20
[  266.388145]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.393425]  ? rcu_bh_qs+0xc0/0xc0
[  266.396964]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.402419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.407960]  ? check_preemption_disabled+0x48/0x200
[  266.412987]  handle_mm_fault+0x54f/0xc70
[  266.417056]  ? __handle_mm_fault+0x53e0/0x53e0
[  266.421640]  ? find_vma+0x34/0x190
[  266.425187]  __do_page_fault+0x67d/0xed0
[  266.429266]  ? mm_fault_error+0x380/0x380
[  266.433436]  ? syscall_slow_exit_work+0x520/0x520
[  266.438303]  do_page_fault+0xf2/0x7e0
[  266.442114]  ? vmalloc_sync_all+0x30/0x30
[  266.446269]  ? error_entry+0x70/0xd0
[  266.450001]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.455020]  ? trace_hardirqs_on_caller+0xc0/0x300
[  266.459955]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.464901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.469840]  ? trace_hardirqs_off+0x300/0x300
[  266.474342]  ? trace_hardirqs_off_caller+0x300/0x300
[  266.479489]  ? prepare_exit_to_usermode+0x291/0x3b0
[  266.484512]  ? page_fault+0x8/0x30
[  266.488062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.492913]  ? page_fault+0x8/0x30
[  266.496478]  page_fault+0x1e/0x30
[  266.499930] RIP: 0033:0x45db60
[  266.503128] Code: Bad RIP value.
[  266.506491] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  266.511852] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  266.519119] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  266.526386] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  266.533654] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  266.540919] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  266.548711] warn_alloc_show_mem: 1 callbacks suppressed
[  266.548723] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  266.548725] Mem-Info:
[  266.548757] active_anon:38738 inactive_anon:372 isolated_anon:0
[  266.548757]  active_file:16 inactive_file:22 isolated_file:0
[  266.548757]  unevictable:0 dirty:0 writeback:0 unstable:0
[  266.548757]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  266.548757]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  266.548757]  free:13555 free_pcp:233 free_cma:0
[  266.554092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.561294] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  266.563684] Call Trace:
[  266.596557] Node 0 
[  266.605909]  <IRQ>
[  266.633594] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  266.636154]  dump_stack+0x1c4/0x2b4
[  266.638362] lowmem_reserve[]:
[  266.640510]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.665983]  0 2817
[  266.669629]  warn_alloc.cold.118+0xb7/0x1bd
[  266.672693]  6321
[  266.677878]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.680087]  6321
[  266.684401]  ? lock_downgrade+0x900/0x900
[  266.691289]  ? trace_hardirqs_off+0xb8/0x300
[  266.693325] Node 0 
[  266.697470]  ? trace_hardirqs_off+0xb8/0x300
[  266.701875] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  266.704086]  __alloc_pages_slowpath+0x2667/0x2d80
[  266.708465] lowmem_reserve[]:
[  266.735211]  ? warn_alloc+0x120/0x120
[  266.740008]  0
[  266.743112]  ? trace_hardirqs_on+0x310/0x310
[  266.746896]  0 3503
[  266.748717]  ? warn_alloc+0x120/0x120
[  266.753097]  3503
[  266.755329]  ? print_usage_bug+0xc0/0xc0
[  266.761160]  ? warn_alloc+0x120/0x120
[  266.765195] Node 0 
[  266.768986]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  266.769021] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  266.771224]  ? print_usage_bug+0xc0/0xc0
[  266.776338] lowmem_reserve[]: 0
[  266.804740]  ? __lock_acquire+0x7ec/0x4ec0
[  266.808773]  0
[  266.812050]  ? __lock_acquire+0x7ec/0x4ec0
[  266.816257]  0
[  266.818065]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.822273]  0
[  266.824078]  ? should_fail+0x22d/0xd01
[  266.831384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.835241] Node 0 
[  266.840336]  ? __lock_acquire+0x7ec/0x4ec0
[  266.840339] DMA: 1*4kB 
[  266.842579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.846784] (U) 
[  266.849365]  ? __lock_acquire+0x7ec/0x4ec0
[  266.854438] 0*8kB 
[  266.856409]  ? should_fail+0x22d/0xd01
[  266.860617] 0*16kB 
[  266.862761]  ? print_usage_bug+0xc0/0xc0
[  266.866621] 1*32kB 
[  266.868873]  ? mark_held_locks+0x130/0x130
[  266.872900] (U) 
[  266.875132]  ? mark_held_locks+0x130/0x130
[  266.879339] 2*64kB 
[  266.881324]  ? graph_lock+0x170/0x170
[  266.885520] (U) 1*128kB 
[  266.887763]  ? print_usage_bug+0xc0/0xc0
[  266.891538] (U) 
[  266.894205]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.898232] 1*256kB (U) 
[  266.900212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.904937] 0*512kB 
[  266.907604]  ? check_preemption_disabled+0x48/0x200
[  266.913113] 1*1024kB 
[  266.915435]  ? check_preemption_disabled+0x48/0x200
[  266.920419] (U) 
[  266.922831]  ? __lock_is_held+0xb5/0x140
[  266.927813] 1*2048kB 
[  266.929787]  __alloc_pages_nodemask+0xa80/0xde0
[  266.933815] (M) 
[  266.936218]  ? graph_lock+0x170/0x170
[  266.940879] 3*4096kB (M) 
[  266.942863]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.946638] = 15908kB
[  266.949387]  ? graph_lock+0x170/0x170
[  266.954379] Node 0 
[  266.956795]  ? find_held_lock+0x36/0x1c0
[  266.960553] DMA32: 2*4kB 
[  266.962804]  ? ____cache_alloc_node+0x1c7/0x1e0
[  266.966825] (M) 
[  266.969576]  ? lock_downgrade+0x900/0x900
[  266.974219] 1*8kB 
[  266.976191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.980311] (U) 
[  266.982457]  cache_grow_begin+0x91/0x8c0
[  266.987964] 3*16kB 
[  266.989938]  ? do_raw_spin_unlock+0xa7/0x2f0
[  266.993973] (M) 
[  266.996211]  fallback_alloc+0x203/0x2e0
[  267.000590] 2*32kB 
[  267.002563]  ____cache_alloc_node+0x1c7/0x1e0
[  267.006506] (UM) 
[  267.008742]  kmem_cache_alloc_node+0xe3/0x730
[  267.013211] 2*64kB 
[  267.015267]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.019740] (M) 
[  267.021980]  __alloc_skb+0x119/0x770
[  267.026181] 3*128kB 
[  267.028150]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.031832] (M) 
[  267.034150]  ? skb_scrub_packet+0x490/0x490
[  267.039401] 2*256kB 
[  267.041370]  ? lock_downgrade+0x900/0x900
[  267.045666] (M) 
[  267.047988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.052105] 3*512kB 
[  267.054074]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.059579] (M) 
[  267.061902]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.067324] 4*1024kB 
[  267.069314]  ? addrconf_rs_timer+0x6f0/0x6f0
[  267.074733] (UM) 
[  267.077148]  ndisc_alloc_skb+0x144/0x340
[  267.081523] 3*2048kB 
[  267.083583]  ndisc_send_rs+0x331/0x6e0
[  267.087612] (UM) 
[  267.090018]  addrconf_rs_timer+0x3c0/0x6f0
[  267.093874] 3*4096kB 
[  267.095931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.100137] (M) 
[  267.102548]  call_timer_fn+0x272/0x920
[  267.106746] = 25216kB
[  267.108712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.112576] Node 0 
[  267.114979]  ? process_timeout+0x40/0x40
[  267.119182] Normal: 
[  267.121414]  ? find_held_lock+0x36/0x1c0
[  267.125447] 808*4kB 
[  267.127775]  ? __run_timers+0x7da/0xc70
[  267.131809] (UME) 
[  267.134126]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.138074] 439*8kB 
[  267.140218]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.144689] (UME) 
[  267.147009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.151476] 179*16kB 
[  267.153621]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  267.157825] (UMEH) 
[  267.160230]  ? trace_hardirqs_on+0xbd/0x310
[  267.164788] 64*32kB 
[  267.167026]  ? kasan_check_read+0x11/0x20
[  267.171321] (UMEH) 
[  267.173637]  ? __run_timers+0x7da/0xc70
[  267.177755] 19*64kB 
[  267.179983]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.183931] (UMEH) 
[  267.186247]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.191667] 2*128kB 
[  267.193901]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.198107] (UM) 
[  267.200423]  __run_timers+0x7e5/0xc70
[  267.204628] 0*256kB 
[  267.206695]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  267.210462] 0*512kB 
[  267.212783]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.218120] 0*1024kB 
[  267.220434]  ? graph_lock+0x170/0x170
[  267.225427] 0*2048kB 
[  267.227826]  ? enqueue_hrtimer+0x1a5/0x560
[  267.231604] 0*4096kB 
[  267.234004]  ? lock_release+0x970/0x970
[  267.238210] = 13128kB
[  267.240613]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.244564] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  267.246962]  ? find_held_lock+0x36/0x1c0
[  267.252127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  267.260947]  ? graph_lock+0x170/0x170
[  267.264983] 417 total pagecache pages
[  267.273548]  ? pvclock_read_flags+0x160/0x160
[  267.277334] 0 pages in swap cache
[  267.281122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.285609] Swap cache stats: add 0, delete 0, find 0/0
[  267.289055]  ? check_preemption_disabled+0x48/0x200
[  267.294561] Free swap  = 0kB
[  267.299925]  ? __lock_is_held+0xb5/0x140
[  267.304905] Total swap = 0kB
[  267.307921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.311954] 1965979 pages RAM
[  267.314966]  ? check_preemption_disabled+0x48/0x200
[  267.320478] 0 pages HighMem/MovableOnly
[  267.323579]  run_timer_softirq+0x52/0xb0
[  267.328563] 342744 pages reserved
[  267.332530]  ? rcu_read_lock_sched_held+0x108/0x120
[  267.336566] 0 pages cma reserved
[  267.340013]  __do_softirq+0x30b/0xad8
[  267.345079] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.348372]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  267.352231] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.358630]  ? pvclock_read_flags+0x160/0x160
[  267.363705] syz-fuzzer cpuset=
[  267.373920]  ? lapic_next_event+0x5a/0x90
[  267.378394] /
[  267.381579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.385705]  mems_allowed=0
[  267.387425]  ? check_preemption_disabled+0x48/0x200
[  267.400854]  ? check_preemption_disabled+0x48/0x200
[  267.405876]  ? kvm_clock_read+0x18/0x30
[  267.409852]  ? kvm_sched_clock_read+0x9/0x20
[  267.414267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.419821]  ? check_preemption_disabled+0x48/0x200
[  267.424850]  irq_exit+0x17f/0x1c0
[  267.428310]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.433152]  ? smp_reschedule_interrupt+0x109/0x650
[  267.438168]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.444058]  ? interrupt_entry+0xb5/0xf0
[  267.448123]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.453144]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.458175]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.463030]  ? trace_hardirqs_off+0x300/0x300
[  267.467534]  ? trace_hardirqs_off+0x300/0x300
[  267.472039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.477581]  ? check_preemption_disabled+0x48/0x200
[  267.482604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.488151]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.493028]  apic_timer_interrupt+0xf/0x20
[  267.497257]  </IRQ>
[  267.499503] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  267.504437] 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
[  267.523364] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  267.531104] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  267.538393] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  267.545675] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  267.552954] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  267.560237] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  267.567562]  skb_clone+0x1bb/0x500
[  267.571110]  ? skb_split+0x11e0/0x11e0
[  267.575015]  ? preempt_notifier_register+0x200/0x200
[  267.580122]  ? __switch_to_asm+0x34/0x70
[  267.584191]  ? __switch_to_asm+0x34/0x70
[  267.588254]  ? __switch_to_asm+0x40/0x70
[  267.592330]  ? __switch_to_asm+0x34/0x70
[  267.596400]  ? __switch_to_asm+0x40/0x70
[  267.600478]  ? __switch_to_asm+0x40/0x70
[  267.604563]  ? __switch_to_asm+0x34/0x70
[  267.608627]  ? __switch_to_asm+0x34/0x70
[  267.612685]  ? __switch_to_asm+0x40/0x70
[  267.616743]  ? __switch_to_asm+0x34/0x70
[  267.620824]  bpf_clone_redirect+0xb9/0x490
[  267.625077]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  267.630101]  ? __sched_text_start+0x8/0x8
[  267.634252]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.639030]  ? find_held_lock+0x36/0x1c0
[  267.643101]  ? lock_acquire+0x1ed/0x520
[  267.647078]  ? bpf_test_run+0x32e/0x5a0
[  267.651052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.656591]  ? check_preemption_disabled+0x48/0x200
[  267.661616]  ? kasan_check_read+0x11/0x20
[  267.665770]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.671053]  ? rcu_bh_qs+0xc0/0xc0
[  267.674597]  ? preempt_schedule+0x4d/0x60
[  267.679206]  ? ___preempt_schedule+0x16/0x18
[  267.683626]  ? bpf_test_run+0x1c0/0x5a0
[  267.687613]  ? netlink_diag_dump+0x2a0/0x2a0
[  267.692025]  ? bpf_prog_test_run_skb+0x452/0xb40
[  267.696787]  ? bpf_prog_test_run_skb+0x634/0xb40
[  267.701564]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  267.706404]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.711944]  ? fput+0x130/0x1a0
[  267.715227]  ? __bpf_prog_get+0x9b/0x290
[  267.719302]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  267.724146]  ? bpf_prog_test_run+0x130/0x1a0
[  267.728557]  ? __x64_sys_bpf+0x3d8/0x510
[  267.732622]  ? bpf_prog_get+0x20/0x20
[  267.736448]  ? do_syscall_64+0x1b9/0x820
[  267.740508]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  267.745876]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.750812]  ? trace_hardirqs_off+0x300/0x300
[  267.755321]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  267.760339]  ? recalc_sigpending_tsk+0x180/0x180
[  267.765098]  ? kasan_check_write+0x14/0x20
[  267.769338]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.774191]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.779574] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  267.779645] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.786503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.786512] Call Trace:
[  267.793084] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.802332]  <IRQ>
[  267.804901] syz-executor7 cpuset=
[  267.815377]  dump_stack+0x1c4/0x2b4
[  267.817500] syz7
[  267.820942]  ? dump_stack_print_info.cold.2+0x52/0x52
[  267.824546]  mems_allowed=0
[  267.826519]  warn_alloc.cold.118+0xb7/0x1bd
[  267.838904]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  267.843749]  ? lock_downgrade+0x900/0x900
[  267.847910]  ? trace_hardirqs_off+0xb8/0x300
[  267.852334]  ? trace_hardirqs_off+0xb8/0x300
[  267.856752]  __alloc_pages_slowpath+0x2667/0x2d80
[  267.861629]  ? warn_alloc+0x120/0x120
[  267.865436]  ? trace_hardirqs_on+0x310/0x310
[  267.869845]  ? warn_alloc+0x120/0x120
[  267.873646]  ? print_usage_bug+0xc0/0xc0
[  267.877704]  ? warn_alloc+0x120/0x120
[  267.881508]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  267.886526]  ? print_usage_bug+0xc0/0xc0
[  267.890590]  ? __lock_acquire+0x7ec/0x4ec0
[  267.894825]  ? __lock_acquire+0x7ec/0x4ec0
[  267.899062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.904607]  ? should_fail+0x22d/0xd01
[  267.908511]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.913625]  ? __lock_acquire+0x7ec/0x4ec0
[  267.917870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.922969]  ? __lock_acquire+0x7ec/0x4ec0
[  267.927199]  ? should_fail+0x22d/0xd01
[  267.931086]  ? print_usage_bug+0xc0/0xc0
[  267.935157]  ? mark_held_locks+0x130/0x130
[  267.939394]  ? mark_held_locks+0x130/0x130
[  267.943635]  ? graph_lock+0x170/0x170
[  267.947433]  ? print_usage_bug+0xc0/0xc0
[  267.951493]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.956250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.961795]  ? check_preemption_disabled+0x48/0x200
[  267.966815]  ? check_preemption_disabled+0x48/0x200
[  267.971845]  ? __lock_is_held+0xb5/0x140
[  267.975918]  __alloc_pages_nodemask+0xa80/0xde0
[  267.980604]  ? graph_lock+0x170/0x170
[  267.984409]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  267.989420]  ? graph_lock+0x170/0x170
[  267.993232]  ? find_held_lock+0x36/0x1c0
[  267.997314]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.001985]  ? lock_downgrade+0x900/0x900
[  268.006143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.011690]  cache_grow_begin+0x91/0x8c0
[  268.015755]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.020175]  fallback_alloc+0x203/0x2e0
[  268.024157]  ____cache_alloc_node+0x1c7/0x1e0
[  268.028656]  kmem_cache_alloc_node+0xe3/0x730
[  268.033151]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.037402]  __alloc_skb+0x119/0x770
[  268.041120]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.046491]  ? skb_scrub_packet+0x490/0x490
[  268.050815]  ? lock_downgrade+0x900/0x900
[  268.054970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.060508]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.065965]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.071419]  ? addrconf_rs_timer+0x6f0/0x6f0
[  268.075840]  ndisc_alloc_skb+0x144/0x340
[  268.079906]  ndisc_send_rs+0x331/0x6e0
[  268.083798]  addrconf_rs_timer+0x3c0/0x6f0
[  268.088040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.092302]  call_timer_fn+0x272/0x920
[  268.096189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.100424]  ? process_timeout+0x40/0x40
[  268.104481]  ? find_held_lock+0x36/0x1c0
[  268.108586]  ? mark_held_locks+0xc7/0x130
[  268.112745]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.117240]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.121734]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.125966]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  268.130547]  ? trace_hardirqs_on+0xbd/0x310
[  268.134872]  ? kasan_check_read+0x11/0x20
[  268.139023]  ? __run_timers+0x7da/0xc70
[  268.143000]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.148462]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.152706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.156960]  __run_timers+0x7e5/0xc70
[  268.160806]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  268.166171]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.171189]  ? graph_lock+0x170/0x170
[  268.174997]  ? print_usage_bug+0xc0/0xc0
[  268.179055]  ? lock_release+0x970/0x970
[  268.183029]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  268.188224]  ? find_held_lock+0x36/0x1c0
[  268.192301]  ? graph_lock+0x170/0x170
[  268.196109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.201648]  ? check_preemption_disabled+0x48/0x200
[  268.206676]  ? __lock_is_held+0xb5/0x140
[  268.210737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.216273]  ? check_preemption_disabled+0x48/0x200
[  268.221326]  run_timer_softirq+0x52/0xb0
[  268.225386]  ? rcu_read_lock_sched_held+0x108/0x120
[  268.230403]  __do_softirq+0x30b/0xad8
[  268.234234]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  268.239349]  ? pvclock_read_flags+0x160/0x160
[  268.243843]  ? lapic_next_event+0x5a/0x90
[  268.247992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.253533]  ? check_preemption_disabled+0x48/0x200
[  268.258547]  ? check_preemption_disabled+0x48/0x200
[  268.263590]  ? kvm_clock_read+0x18/0x30
[  268.267568]  ? kvm_sched_clock_read+0x9/0x20
[  268.271981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.277524]  ? check_preemption_disabled+0x48/0x200
[  268.282555]  irq_exit+0x17f/0x1c0
[  268.286013]  smp_apic_timer_interrupt+0x1cb/0x760
[  268.290859]  ? smp_call_function_single_interrupt+0x650/0x650
[  268.296747]  ? interrupt_entry+0xb5/0xf0
[  268.300813]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.305831]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.310849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.315694]  ? trace_hardirqs_off+0x300/0x300
[  268.320189]  ? trace_hardirqs_off+0x300/0x300
[  268.324683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.330224]  ? check_preemption_disabled+0x48/0x200
[  268.335243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.340792]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.345646]  apic_timer_interrupt+0xf/0x20
[  268.349871]  </IRQ>
[  268.352112] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  268.357391] 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
[  268.376302] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  268.384016] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  268.391296] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  268.398565] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  268.405828] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  268.413091] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  268.420379]  ? arch_local_irq_restore+0x45/0x52
[  268.425054]  dump_stack+0x26a/0x2b4
[  268.428681]  ? dump_stack_print_info.cold.2+0x52/0x52
[  268.433883]  ? mark_held_locks+0x130/0x130
[  268.438120]  ? mark_held_locks+0x130/0x130
[  268.442359]  dump_header+0x27b/0xf72
[  268.446089]  ? pagefault_out_of_memory+0x197/0x197
[  268.451025]  ? mark_held_locks+0x130/0x130
[  268.455263]  ? __lock_acquire+0x7ec/0x4ec0
[  268.459511]  ? mem_cgroup_charge_statistics+0x780/0x780
[  268.464879]  ? print_usage_bug+0xc0/0xc0
[  268.468941]  ? print_usage_bug+0xc0/0xc0
[  268.473009]  ? graph_lock+0x170/0x170
[  268.476847]  ? graph_lock+0x170/0x170
[  268.480651]  ? print_usage_bug+0xc0/0xc0
[  268.484713]  ? print_usage_bug+0xc0/0xc0
[  268.488783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.494330]  ? find_held_lock+0x36/0x1c0
[  268.498400]  ? mark_held_locks+0xc7/0x130
[  268.502549]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  268.507649]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  268.512754]  ? lockdep_hardirqs_on+0x421/0x5c0
[  268.517339]  ? trace_hardirqs_on+0xbd/0x310
[  268.521660]  ? kasan_check_read+0x11/0x20
[  268.525808]  ? ___ratelimit+0x36f/0x655
[  268.529788]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.535240]  ? trace_hardirqs_on+0x310/0x310
[  268.539650]  ? lock_downgrade+0x900/0x900
[  268.543804]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  268.549422]  ? ___ratelimit+0xaa/0x655
[  268.553339]  ? idr_get_free+0xec0/0xec0
[  268.557328]  ? kasan_check_write+0x14/0x20
[  268.561562]  ? do_raw_spin_lock+0xc1/0x200
[  268.565806]  oom_kill_process.cold.27+0x10/0x903
[  268.570564]  ? graph_lock+0x170/0x170
[  268.574363]  ? _raw_spin_unlock+0x2c/0x50
[  268.578514]  ? oom_badness+0xe6/0xaa0
[  268.582330]  ? oom_evaluate_task+0x540/0x540
[  268.586748]  ? find_held_lock+0x36/0x1c0
[  268.590816]  ? out_of_memory+0x974/0x14c0
[  268.594969]  ? lock_downgrade+0x900/0x900
[  268.599118]  ? check_preemption_disabled+0x48/0x200
[  268.604145]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.609948]  ? kasan_check_read+0x11/0x20
[  268.614099]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.619382]  ? rcu_bh_qs+0xc0/0xc0
[  268.622927]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  268.628467]  ? oom_evaluate_task+0x302/0x540
[  268.632883]  out_of_memory+0xa86/0x14c0
[  268.636865]  ? oom_killer_disable+0x3a0/0x3a0
[  268.641362]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  268.646309]  ? __mutex_add_waiter+0x2a0/0x2a0
[  268.650820]  __alloc_pages_slowpath+0x2318/0x2d80
[  268.655695]  ? warn_alloc+0x120/0x120
[  268.659494]  ? __radix_tree_lookup+0x4c0/0x4c0
[  268.664091]  ? find_get_entry+0x2f2/0xc40
[  268.668251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.673802]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  268.678735]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.684277]  ? should_fail+0x22d/0xd01
[  268.688201]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.693315]  ? __lock_is_held+0xb5/0x140
[  268.697403]  ? __lock_is_held+0xb5/0x140
[  268.701475]  ? find_held_lock+0x36/0x1c0
[  268.705543]  ? ___might_sleep+0x1ed/0x300
[  268.709690]  ? lock_release+0x970/0x970
[  268.713669]  ? arch_local_save_flags+0x40/0x40
[  268.718267]  ? __might_sleep+0x95/0x190
[  268.722264]  __alloc_pages_nodemask+0xa80/0xde0
[  268.726956]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  268.731976]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.737777]  ? kasan_check_read+0x11/0x20
[  268.741927]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.747226]  ? graph_lock+0x170/0x170
[  268.751026]  ? print_usage_bug+0xc0/0xc0
[  268.755092]  ? graph_lock+0x170/0x170
[  268.758893]  ? graph_lock+0x170/0x170
[  268.762697]  ? __do_page_cache_readahead+0x7ce/0x980
[  268.767805]  ? find_held_lock+0x36/0x1c0
[  268.771879]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  268.777425]  alloc_pages_current+0x10c/0x210
[  268.781831]  ? lock_downgrade+0x900/0x900
[  268.785983]  __page_cache_alloc+0x38f/0x5b0
[  268.790319]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.796121]  ? kasan_check_read+0x11/0x20
[  268.800274]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.805583]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  268.810269]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.815841]  ? check_preemption_disabled+0x48/0x200
[  268.820897]  filemap_fault+0x1594/0x25f0
[  268.824982]  ? __lock_page_or_retry+0xa00/0xa00
[  268.829653]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  268.835457]  ? kasan_check_read+0x11/0x20
[  268.839607]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.844888]  ? rcu_bh_qs+0xc0/0xc0
[  268.848435]  ? print_usage_bug+0xc0/0xc0
[  268.852521]  ? filemap_map_pages+0xdea/0x1980
[  268.857023]  ? print_usage_bug+0xc0/0xc0
[  268.861099]  ? find_get_pages_range_tag+0x1320/0x1320
[  268.866300]  ? print_usage_bug+0xc0/0xc0
[  268.870373]  ? __lock_acquire+0x7ec/0x4ec0
[  268.874606]  ? graph_lock+0x170/0x170
[  268.878408]  ? __sigqueue_free.part.27+0x7d/0xa0
[  268.883166]  ? __lock_acquire+0x7ec/0x4ec0
[  268.887412]  ? lock_acquire+0x1ed/0x520
[  268.891394]  ? ext4_filemap_fault+0x7a/0xad
[  268.895723]  ? lock_release+0x970/0x970
[  268.899697]  ? arch_local_save_flags+0x40/0x40
[  268.904295]  ? mark_held_locks+0x130/0x130
[  268.908553]  ? down_read+0xb0/0x1d0
[  268.912185]  ? ext4_filemap_fault+0x7a/0xad
[  268.916519]  ? __down_interruptible+0x700/0x700
[  268.921197]  ? graph_lock+0x170/0x170
[  268.925002]  ? __sigqueue_free.part.27+0x7d/0xa0
[  268.929771]  ext4_filemap_fault+0x82/0xad
[  268.933922]  __do_fault+0x100/0x6b0
[  268.937554]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.942834]  ? print_bad_pte+0x6c0/0x6c0
[  268.946902]  ? pmd_val+0x88/0x100
[  268.950357]  ? add_mm_counter_fast+0xd0/0xd0
[  268.954773]  ? pmd_val+0x88/0x100
[  268.958231]  ? add_mm_counter_fast+0xd0/0xd0
[  268.962646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.968194]  __handle_mm_fault+0x3709/0x53e0
[  268.972619]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  268.977467]  ? graph_lock+0x170/0x170
[  268.981270]  ? print_usage_bug+0xc0/0xc0
[  268.985522]  ? graph_lock+0x170/0x170
[  268.989328]  ? graph_lock+0x170/0x170
[  268.993153]  ? handle_mm_fault+0x42a/0xc70
[  268.997388]  ? lock_downgrade+0x900/0x900
[  269.001536]  ? check_preemption_disabled+0x48/0x200
[  269.006559]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.012362]  ? kasan_check_read+0x11/0x20
[  269.016519]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.021799]  ? rcu_bh_qs+0xc0/0xc0
[  269.025342]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.030800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.036351]  ? check_preemption_disabled+0x48/0x200
[  269.041382]  handle_mm_fault+0x54f/0xc70
[  269.045452]  ? __handle_mm_fault+0x53e0/0x53e0
[  269.050040]  ? find_vma+0x34/0x190
[  269.053595]  __do_page_fault+0x67d/0xed0
[  269.057670]  ? mm_fault_error+0x380/0x380
[  269.061827]  ? syscall_slow_exit_work+0x520/0x520
[  269.066680]  do_page_fault+0xf2/0x7e0
[  269.070486]  ? vmalloc_sync_all+0x30/0x30
[  269.074636]  ? error_entry+0x70/0xd0
[  269.078354]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.083369]  ? trace_hardirqs_on_caller+0xc0/0x300
[  269.088315]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.093252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.098109]  ? trace_hardirqs_off+0x300/0x300
[  269.102604]  ? trace_hardirqs_off_caller+0x300/0x300
[  269.107715]  ? prepare_exit_to_usermode+0x291/0x3b0
[  269.112754]  ? page_fault+0x8/0x30
[  269.116314]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.121162]  ? page_fault+0x8/0x30
[  269.124703]  page_fault+0x1e/0x30
[  269.128154] RIP: 0033:0x45db60
[  269.131347] Code: Bad RIP value.
[  269.134725] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  269.140088] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  269.147355] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  269.154628] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  269.161892] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  269.169159] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  269.176468] warn_alloc_show_mem: 1 callbacks suppressed
[  269.176481] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  269.176483] Mem-Info:
[  269.176514] active_anon:38738 inactive_anon:372 isolated_anon:0
[  269.176514]  active_file:16 inactive_file:22 isolated_file:0
[  269.176514]  unevictable:0 dirty:0 writeback:0 unstable:0
[  269.176514]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  269.176514]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  269.176514]  free:13555 free_pcp:233 free_cma:0
[  269.181848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.181857] Call Trace:
[  269.189050] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  269.191458]  <IRQ>
[  269.224337] Node 0 
[  269.233706]  dump_stack+0x1c4/0x2b4
[  269.236303] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  269.263962]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.266080] lowmem_reserve[]: 0
[  269.268330]  warn_alloc.cold.118+0xb7/0x1bd
[  269.271925]  2817
[  269.297438]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.302609]  6321
[  269.305888]  ? lock_downgrade+0x900/0x900
[  269.310178]  6321
[  269.312243]  ? trace_hardirqs_off+0xb8/0x300
[  269.319118]  ? trace_hardirqs_off+0xb8/0x300
[  269.323234] Node 0 
[  269.325310]  __alloc_pages_slowpath+0x2667/0x2d80
[  269.329715] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  269.334128]  ? warn_alloc+0x120/0x120
[  269.336317] lowmem_reserve[]:
[  269.341160]  ? trace_hardirqs_on+0x310/0x310
[  269.367862]  0
[  269.371675]  ? warn_alloc+0x120/0x120
[  269.374743]  0 3503
[  269.379161]  ? print_usage_bug+0xc0/0xc0
[  269.380930]  3503
[  269.384728]  ? warn_alloc+0x120/0x120
[  269.391001]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  269.393039] Node 0 
[  269.396835]  ? print_usage_bug+0xc0/0xc0
[  269.401853] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  269.404058]  ? __lock_acquire+0x7ec/0x4ec0
[  269.408082] lowmem_reserve[]: 0
[  269.436470]  ? __lock_acquire+0x7ec/0x4ec0
[  269.440677]  0
[  269.443954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.448151]  0 0
[  269.449958]  ? should_fail+0x22d/0xd01
[  269.455469] Node 0 
[  269.457442]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.461311] DMA: 
[  269.463543]  ? __lock_acquire+0x7ec/0x4ec0
[  269.468618] 1*4kB 
[  269.470686]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.474887] (U) 
[  269.477031]  ? __lock_acquire+0x7ec/0x4ec0
[  269.482106] 0*8kB 
[  269.484087]  ? should_fail+0x22d/0xd01
[  269.488299] 0*16kB 1*32kB 
[  269.490458]  ? print_usage_bug+0xc0/0xc0
[  269.494317] (U) 
[  269.497165]  ? mark_held_locks+0x130/0x130
[  269.501186] 2*64kB (U) 
[  269.503164]  ? mark_held_locks+0x130/0x130
[  269.507365] 1*128kB (U) 
[  269.509961]  ? graph_lock+0x170/0x170
[  269.514166] 1*256kB 
[  269.516831]  ? print_usage_bug+0xc0/0xc0
[  269.520608] (U) 
[  269.522932]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  269.526967] 0*512kB 
[  269.528941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.533755] 1*1024kB 
[  269.536077]  ? check_preemption_disabled+0x48/0x200
[  269.541581] (U) 
[  269.543988]  ? check_preemption_disabled+0x48/0x200
[  269.548968] 1*2048kB (M) 
[  269.550956]  ? __lock_is_held+0xb5/0x140
[  269.555938] 3*4096kB 
[  269.558695]  __alloc_pages_nodemask+0xa80/0xde0
[  269.562724] (M) 
[  269.565128]  ? graph_lock+0x170/0x170
[  269.569764] = 15908kB
[  269.569772] Node 0 
[  269.571753]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.575523] DMA32: 
[  269.577931]  ? graph_lock+0x170/0x170
[  269.580143] 2*4kB 
[  269.585158]  ? find_held_lock+0x36/0x1c0
[  269.587358] (M) 
[  269.591156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.593276] 1*8kB 
[  269.597339]  ? lock_downgrade+0x900/0x900
[  269.599298] (U) 
[  269.603965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.606088] 3*16kB 
[  269.610229]  cache_grow_begin+0x91/0x8c0
[  269.612175] (M) 
[  269.617704]  ? do_raw_spin_unlock+0xa7/0x2f0
[  269.619915] 2*32kB 
[  269.623980]  fallback_alloc+0x203/0x2e0
[  269.625923] (UM) 
[  269.630332]  ____cache_alloc_node+0x1c7/0x1e0
[  269.632539] 2*64kB 
[  269.636509]  kmem_cache_alloc_node+0xe3/0x730
[  269.638551] (M) 
[  269.643041]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.645249] 3*128kB (M) 
[  269.649767]  __alloc_skb+0x119/0x770
[  269.651714] 2*256kB 
[  269.655944]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.658586] (M) 
[  269.662302]  ? skb_scrub_packet+0x490/0x490
[  269.664611] 3*512kB 
[  269.669884]  ? lock_downgrade+0x900/0x900
[  269.671834] (M) 
[  269.676660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.678960] 4*1024kB 
[  269.683102]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.685049] (UM) 
[  269.690582]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.692968] 3*2048kB 
[  269.698411]  ? addrconf_rs_timer+0x6f0/0x6f0
[  269.700447] (UM) 
[  269.705900]  ndisc_alloc_skb+0x144/0x340
[  269.708299] 3*4096kB 
[  269.712704]  ndisc_send_rs+0x331/0x6e0
[  269.714735] (M) 
[  269.718796]  addrconf_rs_timer+0x3c0/0x6f0
[  269.721171] = 25216kB
[  269.725053]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.727001] Node 0 
[  269.731239]  call_timer_fn+0x272/0x920
[  269.733618] Normal: 
[  269.737860]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.740068] 808*4kB 
[  269.743960]  ? process_timeout+0x40/0x40
[  269.746254] (UME) 
[  269.750484]  ? find_held_lock+0x36/0x1c0
[  269.752778] 439*8kB 
[  269.756848]  ? __run_timers+0x7da/0xc70
[  269.758962] (UME) 
[  269.763019]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.765316] 179*16kB 
[  269.769287]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.771422] (UMEH) 
[  269.775909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.778300] 64*32kB 
[  269.782797]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  269.785005] (UMEH) 
[  269.789234]  ? trace_hardirqs_on+0xbd/0x310
[  269.791526] 19*64kB (UMEH) 
[  269.796124]  ? kasan_check_read+0x11/0x20
[  269.798334] 2*128kB 
[  269.802656]  ? __run_timers+0x7da/0xc70
[  269.805557] (UM) 
[  269.809700]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.811994] 0*256kB 
[  269.815961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.817994] 0*512kB 
[  269.823441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.825736] 0*1024kB 
[  269.829972]  __run_timers+0x7e5/0xc70
[  269.832270] 0*2048kB 
[  269.836522]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  269.838892] 0*4096kB 
[  269.842690]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.845071] = 13128kB
[  269.850429]  ? graph_lock+0x170/0x170
[  269.852817] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  269.857826]  ? enqueue_hrtimer+0x1a5/0x560
[  269.860217] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  269.864009]  ? lock_release+0x970/0x970
[  269.872821] 417 total pagecache pages
[  269.877048]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.885600] 0 pages in swap cache
[  269.889565]  ? find_held_lock+0x36/0x1c0
[  269.893337] Swap cache stats: add 0, delete 0, find 0/0
[  269.898518]  ? graph_lock+0x170/0x170
[  269.901944] Free swap  = 0kB
[  269.906001]  ? pvclock_read_flags+0x160/0x160
[  269.911332] Total swap = 0kB
[  269.911341] 1965979 pages RAM
[  269.915143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.918133] 0 pages HighMem/MovableOnly
[  269.922625]  ? check_preemption_disabled+0x48/0x200
[  269.925613] 342744 pages reserved
[  269.928719]  ? __lock_is_held+0xb5/0x140
[  269.934212] 0 pages cma reserved
[  269.934301] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.938189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.943269] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.946628]  ? check_preemption_disabled+0x48/0x200
[  269.950661] syz-fuzzer cpuset=
[  269.954024]  run_timer_softirq+0x52/0xb0
[  269.960484] /
[  269.966029]  ? rcu_read_lock_sched_held+0x108/0x120
[  269.976219]  mems_allowed=0
[  269.998131]  __do_softirq+0x30b/0xad8
[  270.001965]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  270.007098]  ? pvclock_read_flags+0x160/0x160
[  270.011610]  ? lapic_next_event+0x5a/0x90
[  270.015764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.021325]  ? check_preemption_disabled+0x48/0x200
[  270.026349]  ? check_preemption_disabled+0x48/0x200
[  270.031381]  ? kvm_clock_read+0x18/0x30
[  270.035414]  ? kvm_sched_clock_read+0x9/0x20
[  270.039840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.045389]  ? check_preemption_disabled+0x48/0x200
[  270.050423]  irq_exit+0x17f/0x1c0
[  270.053883]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.058731]  ? smp_reschedule_interrupt+0x109/0x650
[  270.063755]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.069640]  ? interrupt_entry+0xb5/0xf0
[  270.073703]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.078721]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.083738]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.088588]  ? trace_hardirqs_off+0x300/0x300
[  270.093087]  ? trace_hardirqs_off+0x300/0x300
[  270.097591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.103141]  ? check_preemption_disabled+0x48/0x200
[  270.108166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.113724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.118580]  apic_timer_interrupt+0xf/0x20
[  270.122810]  </IRQ>
[  270.125057] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  270.129985] 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
[  270.148890] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  270.156606] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  270.163872] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  270.171144] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  270.178416] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  270.185684] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  270.193003]  skb_clone+0x1bb/0x500
[  270.196556]  ? skb_split+0x11e0/0x11e0
[  270.200454]  ? preempt_notifier_register+0x200/0x200
[  270.205564]  ? __switch_to_asm+0x34/0x70
[  270.209623]  ? __switch_to_asm+0x34/0x70
[  270.213682]  ? __switch_to_asm+0x40/0x70
[  270.217743]  ? __switch_to_asm+0x34/0x70
[  270.221810]  ? __switch_to_asm+0x40/0x70
[  270.225872]  ? __switch_to_asm+0x40/0x70
[  270.229932]  ? __switch_to_asm+0x34/0x70
[  270.233997]  ? __switch_to_asm+0x34/0x70
[  270.238057]  ? __switch_to_asm+0x40/0x70
[  270.242115]  ? __switch_to_asm+0x34/0x70
[  270.246187]  bpf_clone_redirect+0xb9/0x490
[  270.250434]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  270.255457]  ? __sched_text_start+0x8/0x8
[  270.259605]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.264376]  ? find_held_lock+0x36/0x1c0
[  270.268444]  ? lock_acquire+0x1ed/0x520
[  270.272426]  ? bpf_test_run+0x32e/0x5a0
[  270.276414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.281970]  ? check_preemption_disabled+0x48/0x200
[  270.287003]  ? kasan_check_read+0x11/0x20
[  270.291167]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.296455]  ? rcu_bh_qs+0xc0/0xc0
[  270.300003]  ? preempt_schedule+0x4d/0x60
[  270.304162]  ? ___preempt_schedule+0x16/0x18
[  270.308670]  ? bpf_test_run+0x1c0/0x5a0
[  270.312662]  ? netlink_diag_dump+0x2a0/0x2a0
[  270.317082]  ? bpf_prog_test_run_skb+0x452/0xb40
[  270.321850]  ? bpf_prog_test_run_skb+0x634/0xb40
[  270.326617]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  270.331469]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.337013]  ? fput+0x130/0x1a0
[  270.340312]  ? __bpf_prog_get+0x9b/0x290
[  270.344385]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  270.349227]  ? bpf_prog_test_run+0x130/0x1a0
[  270.353648]  ? __x64_sys_bpf+0x3d8/0x510
[  270.357720]  ? bpf_prog_get+0x20/0x20
[  270.361548]  ? do_syscall_64+0x1b9/0x820
[  270.365614]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  270.370987]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.375929]  ? trace_hardirqs_off+0x300/0x300
[  270.380436]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  270.385459]  ? recalc_sigpending_tsk+0x180/0x180
[  270.390228]  ? kasan_check_write+0x14/0x20
[  270.394478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.399343]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.404730] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  270.404805] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.411666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.411672] Call Trace:
[  270.411679]  <IRQ>
[  270.411698]  dump_stack+0x1c4/0x2b4
[  270.411713]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.411741]  warn_alloc.cold.118+0xb7/0x1bd
[  270.418289] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.427582]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.430140] syz-executor7 cpuset=
[  270.432289]  ? lock_downgrade+0x900/0x900
[  270.435892] syz7
[  270.441085]  ? trace_hardirqs_off+0xb8/0x300
[  270.445384]  mems_allowed=0
[  270.455873]  ? trace_hardirqs_off+0xb8/0x300
[  270.481939]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.486822]  ? warn_alloc+0x120/0x120
[  270.490629]  ? trace_hardirqs_on+0x310/0x310
[  270.495043]  ? warn_alloc+0x120/0x120
[  270.498849]  ? print_usage_bug+0xc0/0xc0
[  270.502910]  ? warn_alloc+0x120/0x120
[  270.506717]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  270.511742]  ? print_usage_bug+0xc0/0xc0
[  270.515810]  ? __lock_acquire+0x7ec/0x4ec0
[  270.520044]  ? __lock_acquire+0x7ec/0x4ec0
[  270.524309]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.529870]  ? should_fail+0x22d/0xd01
[  270.533777]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.538899]  ? __lock_acquire+0x7ec/0x4ec0
[  270.543150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.548704]  ? __lock_acquire+0x7ec/0x4ec0
[  270.552943]  ? should_fail+0x22d/0xd01
[  270.556834]  ? print_usage_bug+0xc0/0xc0
[  270.560918]  ? mark_held_locks+0x130/0x130
[  270.565167]  ? mark_held_locks+0x130/0x130
[  270.569420]  ? graph_lock+0x170/0x170
[  270.573227]  ? print_usage_bug+0xc0/0xc0
[  270.577314]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.582079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.587707]  ? check_preemption_disabled+0x48/0x200
[  270.592725]  ? check_preemption_disabled+0x48/0x200
[  270.597755]  ? __lock_is_held+0xb5/0x140
[  270.601829]  __alloc_pages_nodemask+0xa80/0xde0
[  270.606501]  ? graph_lock+0x170/0x170
[  270.610333]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  270.615357]  ? graph_lock+0x170/0x170
[  270.619175]  ? find_held_lock+0x36/0x1c0
[  270.623257]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.627943]  ? lock_downgrade+0x900/0x900
[  270.632102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.637650]  cache_grow_begin+0x91/0x8c0
[  270.641721]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.646142]  fallback_alloc+0x203/0x2e0
[  270.650133]  ____cache_alloc_node+0x1c7/0x1e0
[  270.654667]  kmem_cache_alloc_node+0xe3/0x730
[  270.660094]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.664346]  __alloc_skb+0x119/0x770
[  270.668064]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.673382]  ? skb_scrub_packet+0x490/0x490
[  270.677712]  ? lock_downgrade+0x900/0x900
[  270.681871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.687416]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.692873]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.698338]  ? addrconf_rs_timer+0x6f0/0x6f0
[  270.702764]  ndisc_alloc_skb+0x144/0x340
[  270.706834]  ndisc_send_rs+0x331/0x6e0
[  270.710731]  addrconf_rs_timer+0x3c0/0x6f0
[  270.714975]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.719228]  call_timer_fn+0x272/0x920
[  270.723119]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.727367]  ? process_timeout+0x40/0x40
[  270.731428]  ? find_held_lock+0x36/0x1c0
[  270.735500]  ? mark_held_locks+0xc7/0x130
[  270.739662]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.744164]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.748664]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.752901]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  270.757486]  ? trace_hardirqs_on+0xbd/0x310
[  270.761809]  ? kasan_check_read+0x11/0x20
[  270.765970]  ? __run_timers+0x7da/0xc70
[  270.769949]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.775429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.779675]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.783919]  __run_timers+0x7e5/0xc70
[  270.787739]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  270.793128]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.798150]  ? graph_lock+0x170/0x170
[  270.801963]  ? print_usage_bug+0xc0/0xc0
[  270.806023]  ? lock_release+0x970/0x970
[  270.810002]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.815206]  ? find_held_lock+0x36/0x1c0
[  270.819276]  ? graph_lock+0x170/0x170
[  270.823103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.828652]  ? check_preemption_disabled+0x48/0x200
[  270.833690]  ? __lock_is_held+0xb5/0x140
[  270.837760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.843318]  ? check_preemption_disabled+0x48/0x200
[  270.848357]  run_timer_softirq+0x52/0xb0
[  270.852430]  ? rcu_read_lock_sched_held+0x108/0x120
[  270.857456]  __do_softirq+0x30b/0xad8
[  270.861277]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  270.866416]  ? pvclock_read_flags+0x160/0x160
[  270.870918]  ? lapic_next_event+0x5a/0x90
[  270.875072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.880625]  ? check_preemption_disabled+0x48/0x200
[  270.885679]  ? check_preemption_disabled+0x48/0x200
[  270.890715]  ? kvm_clock_read+0x18/0x30
[  270.894701]  ? kvm_sched_clock_read+0x9/0x20
[  270.899122]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.904675]  ? check_preemption_disabled+0x48/0x200
[  270.909714]  irq_exit+0x17f/0x1c0
[  270.913186]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.918052]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.923958]  ? interrupt_entry+0xb5/0xf0
[  270.928038]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.933069]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.938104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.942969]  ? trace_hardirqs_off+0x300/0x300
[  270.947494]  ? trace_hardirqs_off+0x300/0x300
[  270.952014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.957627]  ? check_preemption_disabled+0x48/0x200
[  270.962664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.968230]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.973119]  apic_timer_interrupt+0xf/0x20
[  270.977367]  </IRQ>
[  270.979620] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  270.984918] 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
[  271.003847] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  271.011590] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  271.018886] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  271.026175] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  271.033491] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  271.040784] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  271.048130]  ? arch_local_irq_restore+0x45/0x52
[  271.052834]  dump_stack+0x26a/0x2b4
[  271.056487]  ? dump_stack_print_info.cold.2+0x52/0x52
[  271.061695]  ? mark_held_locks+0x130/0x130
[  271.065943]  ? mark_held_locks+0x130/0x130
[  271.070201]  dump_header+0x27b/0xf72
[  271.073947]  ? pagefault_out_of_memory+0x197/0x197
[  271.078898]  ? mark_held_locks+0x130/0x130
[  271.083152]  ? __lock_acquire+0x7ec/0x4ec0
[  271.087424]  ? mem_cgroup_charge_statistics+0x780/0x780
[  271.092810]  ? print_usage_bug+0xc0/0xc0
[  271.096893]  ? print_usage_bug+0xc0/0xc0
[  271.100983]  ? graph_lock+0x170/0x170
[  271.104802]  ? graph_lock+0x170/0x170
[  271.108622]  ? print_usage_bug+0xc0/0xc0
[  271.112699]  ? print_usage_bug+0xc0/0xc0
[  271.116793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.122368]  ? find_held_lock+0x36/0x1c0
[  271.126460]  ? mark_held_locks+0xc7/0x130
[  271.130631]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  271.135762]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  271.140890]  ? lockdep_hardirqs_on+0x421/0x5c0
[  271.145495]  ? trace_hardirqs_on+0xbd/0x310
[  271.149839]  ? kasan_check_read+0x11/0x20
[  271.154010]  ? ___ratelimit+0x36f/0x655
[  271.158004]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.163545]  ? trace_hardirqs_on+0x310/0x310
[  271.167976]  ? lock_downgrade+0x900/0x900
[  271.172152]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  271.177360]  ? ___ratelimit+0xaa/0x655
[  271.181274]  ? idr_get_free+0xec0/0xec0
[  271.185330]  ? kasan_check_write+0x14/0x20
[  271.189594]  ? do_raw_spin_lock+0xc1/0x200
[  271.193860]  oom_kill_process.cold.27+0x10/0x903
[  271.198646]  ? graph_lock+0x170/0x170
[  271.202468]  ? _raw_spin_unlock+0x2c/0x50
[  271.206644]  ? oom_badness+0xe6/0xaa0
[  271.210537]  ? oom_evaluate_task+0x540/0x540
[  271.214984]  ? find_held_lock+0x36/0x1c0
[  271.219075]  ? out_of_memory+0x974/0x14c0
[  271.223246]  ? lock_downgrade+0x900/0x900
[  271.227419]  ? check_preemption_disabled+0x48/0x200
[  271.232469]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.238321]  ? kasan_check_read+0x11/0x20
[  271.242502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.247865]  ? rcu_bh_qs+0xc0/0xc0
[  271.251433]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  271.256991]  ? oom_evaluate_task+0x302/0x540
[  271.261422]  out_of_memory+0xa86/0x14c0
[  271.265425]  ? oom_killer_disable+0x3a0/0x3a0
[  271.269941]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  271.274897]  ? __mutex_add_waiter+0x2a0/0x2a0
[  271.279431]  __alloc_pages_slowpath+0x2318/0x2d80
[  271.284356]  ? warn_alloc+0x120/0x120
[  271.288174]  ? __radix_tree_lookup+0x4c0/0x4c0
[  271.292791]  ? find_get_entry+0x2f2/0xc40
[  271.297005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.302634]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  271.307590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.313149]  ? should_fail+0x22d/0xd01
[  271.317061]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.322188]  ? __lock_is_held+0xb5/0x140
[  271.326320]  ? __lock_is_held+0xb5/0x140
[  271.330413]  ? find_held_lock+0x36/0x1c0
[  271.334497]  ? ___might_sleep+0x1ed/0x300
[  271.338660]  ? lock_release+0x970/0x970
[  271.342655]  ? arch_local_save_flags+0x40/0x40
[  271.347262]  ? __might_sleep+0x95/0x190
[  271.351309]  __alloc_pages_nodemask+0xa80/0xde0
[  271.356001]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.361044]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.366870]  ? kasan_check_read+0x11/0x20
[  271.371050]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.376369]  ? graph_lock+0x170/0x170
[  271.380200]  ? print_usage_bug+0xc0/0xc0
[  271.384316]  ? graph_lock+0x170/0x170
[  271.388134]  ? graph_lock+0x170/0x170
[  271.391990]  ? __do_page_cache_readahead+0x7ce/0x980
[  271.397133]  ? find_held_lock+0x36/0x1c0
[  271.401225]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  271.406790]  alloc_pages_current+0x10c/0x210
[  271.411216]  ? lock_downgrade+0x900/0x900
[  271.415391]  __page_cache_alloc+0x38f/0x5b0
[  271.419737]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.425561]  ? kasan_check_read+0x11/0x20
[  271.429795]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.435099]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  271.439791]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.445354]  ? check_preemption_disabled+0x48/0x200
[  271.450403]  filemap_fault+0x1594/0x25f0
[  271.454503]  ? __lock_page_or_retry+0xa00/0xa00
[  271.459204]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.465025]  ? kasan_check_read+0x11/0x20
[  271.469201]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.474505]  ? rcu_bh_qs+0xc0/0xc0
[  271.478070]  ? print_usage_bug+0xc0/0xc0
[  271.482155]  ? filemap_map_pages+0xdea/0x1980
[  271.486677]  ? print_usage_bug+0xc0/0xc0
[  271.490768]  ? find_get_pages_range_tag+0x1320/0x1320
[  271.495980]  ? print_usage_bug+0xc0/0xc0
[  271.500061]  ? __lock_acquire+0x7ec/0x4ec0
[  271.504338]  ? graph_lock+0x170/0x170
[  271.508155]  ? __sigqueue_free.part.27+0x7d/0xa0
[  271.512934]  ? __lock_acquire+0x7ec/0x4ec0
[  271.517206]  ? lock_acquire+0x1ed/0x520
[  271.521202]  ? ext4_filemap_fault+0x7a/0xad
[  271.525610]  ? lock_release+0x970/0x970
[  271.529603]  ? arch_local_save_flags+0x40/0x40
[  271.534210]  ? mark_held_locks+0x130/0x130
[  271.538488]  ? down_read+0xb0/0x1d0
[  271.542129]  ? ext4_filemap_fault+0x7a/0xad
[  271.546470]  ? __down_interruptible+0x700/0x700
[  271.551157]  ? graph_lock+0x170/0x170
[  271.554976]  ? __sigqueue_free.part.27+0x7d/0xa0
[  271.559760]  ext4_filemap_fault+0x82/0xad
[  271.563923]  __do_fault+0x100/0x6b0
[  271.567653]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.572959]  ? print_bad_pte+0x6c0/0x6c0
[  271.577047]  ? pmd_val+0x88/0x100
[  271.580524]  ? add_mm_counter_fast+0xd0/0xd0
[  271.584953]  ? pmd_val+0x88/0x100
[  271.588432]  ? add_mm_counter_fast+0xd0/0xd0
[  271.592866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.598442]  __handle_mm_fault+0x3709/0x53e0
[  271.602890]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  271.607755]  ? graph_lock+0x170/0x170
[  271.611572]  ? print_usage_bug+0xc0/0xc0
[  271.615652]  ? graph_lock+0x170/0x170
[  271.619475]  ? graph_lock+0x170/0x170
[  271.623345]  ? handle_mm_fault+0x42a/0xc70
[  271.627605]  ? lock_downgrade+0x900/0x900
[  271.631771]  ? check_preemption_disabled+0x48/0x200
[  271.636814]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.642636]  ? kasan_check_read+0x11/0x20
[  271.646806]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.652104]  ? rcu_bh_qs+0xc0/0xc0
[  271.655759]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.661228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.666781]  ? check_preemption_disabled+0x48/0x200
[  271.671819]  handle_mm_fault+0x54f/0xc70
[  271.676206]  ? __handle_mm_fault+0x53e0/0x53e0
[  271.680803]  ? find_vma+0x34/0x190
[  271.684364]  __do_page_fault+0x67d/0xed0
[  271.688449]  ? mm_fault_error+0x380/0x380
[  271.692613]  ? syscall_slow_exit_work+0x520/0x520
[  271.697476]  do_page_fault+0xf2/0x7e0
[  271.701316]  ? vmalloc_sync_all+0x30/0x30
[  271.705483]  ? error_entry+0x70/0xd0
[  271.709212]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.714238]  ? trace_hardirqs_on_caller+0xc0/0x300
[  271.719187]  ? syscall_return_slowpath+0x5e0/0x5e0
[  271.724128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.728986]  ? trace_hardirqs_off+0x300/0x300
[  271.733505]  ? trace_hardirqs_off_caller+0x300/0x300
[  271.738636]  ? prepare_exit_to_usermode+0x291/0x3b0
[  271.743671]  ? page_fault+0x8/0x30
[  271.747235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.752094]  ? page_fault+0x8/0x30
[  271.755650]  page_fault+0x1e/0x30
[  271.759119] RIP: 0033:0x45db60
[  271.762342] Code: Bad RIP value.
[  271.765715] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  271.771089] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  271.778372] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  271.785667] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  271.792945] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  271.800407] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  271.807709] warn_alloc_show_mem: 1 callbacks suppressed
[  271.807722] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  271.807724] Mem-Info:
[  271.807755] active_anon:38738 inactive_anon:372 isolated_anon:0
[  271.807755]  active_file:16 inactive_file:22 isolated_file:0
[  271.807755]  unevictable:0 dirty:0 writeback:0 unstable:0
[  271.807755]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  271.807755]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  271.807755]  free:13555 free_pcp:233 free_cma:0
[  271.813108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.820341] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  271.822744] Call Trace:
[  271.855685] Node 0 
[  271.865047]  <IRQ>
[  271.892739] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  271.895335]  dump_stack+0x1c4/0x2b4
[  271.897554] lowmem_reserve[]:
[  271.899708]  ? dump_stack_print_info.cold.2+0x52/0x52
[  271.925209]  0
[  271.928863]  warn_alloc.cold.118+0xb7/0x1bd
[  271.931939]  2817
[  271.937163]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.938944]  6321
[  271.943275]  ? lock_downgrade+0x900/0x900
[  271.945358]  6321
[  271.950209]  ? trace_hardirqs_off+0xb8/0x300
[  271.956415]  ? trace_hardirqs_off+0xb8/0x300
[  271.958462] Node 0 
[  271.962943]  __alloc_pages_slowpath+0x2667/0x2d80
[  271.967366] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  271.969614]  ? warn_alloc+0x120/0x120
[  271.974412] lowmem_reserve[]: 0
[  272.001223]  ? warn_alloc+0x120/0x120
[  272.005011]  0
[  272.008324]  ? print_usage_bug+0xc0/0xc0
[  272.012107]  3503
[  272.013917]  ? warn_alloc+0x120/0x120
[  272.017961]  3503
[  272.020029]  ? print_usage_bug+0xc0/0xc0
[  272.025885]  ? __lock_acquire+0x7ec/0x4ec0
[  272.029931] Node 0 
[  272.034163]  ? __lock_acquire+0x7ec/0x4ec0
[  272.034199] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  272.036415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.040632] lowmem_reserve[]:
[  272.069014]  ? should_fail+0x22d/0xd01
[  272.074536]  0
[  272.077646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.081524]  0
[  272.083360]  ? __lock_acquire+0x7ec/0x4ec0
[  272.088450]  0
[  272.090258]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.094476]  0
[  272.096281]  ? __lock_acquire+0x7ec/0x4ec0
[  272.103216]  ? should_fail+0x22d/0xd01
[  272.107452] Node 0 DMA: 
[  272.111358]  ? mark_held_locks+0x130/0x130
[  272.111362] 1*4kB (U) 
[  272.114043]  ? mark_held_locks+0x130/0x130
[  272.118265] 0*8kB 
[  272.120803]  ? graph_lock+0x170/0x170
[  272.125019] 0*16kB 1*32kB 
[  272.127182]  ? graph_lock+0x170/0x170
[  272.130971] (U) 
[  272.133820]  ? graph_lock+0x170/0x170
[  272.137608] 2*64kB 
[  272.139593]  ? print_usage_bug+0xc0/0xc0
[  272.143383] (U) 
[  272.145627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.149673] 1*128kB 
[  272.151657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.157176] (U) 
[  272.159510]  ? check_preemption_disabled+0x48/0x200
[  272.165032] 1*256kB 
[  272.167013]  ? check_preemption_disabled+0x48/0x200
[  272.172014] (U) 
[  272.174360]  ? __lock_is_held+0xb5/0x140
[  272.179356] 0*512kB 
[  272.181347]  __alloc_pages_nodemask+0xa80/0xde0
[  272.185393] 1*1024kB 
[  272.187722]  ? graph_lock+0x170/0x170
[  272.192467] (U) 
[  272.194893]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.198675] 1*2048kB 
[  272.200653]  ? graph_lock+0x170/0x170
[  272.205655] (M) 
[  272.208079]  ? find_held_lock+0x36/0x1c0
[  272.211861] 3*4096kB 
[  272.213847]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.217942] (M) 
[  272.220360]  ? lock_downgrade+0x900/0x900
[  272.225014] = 15908kB
[  272.226999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.231128] Node 0 
[  272.233546]  cache_grow_begin+0x91/0x8c0
[  272.239066] DMA32: 
[  272.241336]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.245381] 2*4kB 
[  272.247633]  fallback_alloc+0x203/0x2e0
[  272.252024] (M) 
[  272.254188]  ____cache_alloc_node+0x1c7/0x1e0
[  272.258143] 1*8kB 
[  272.260130]  kmem_cache_alloc_node+0xe3/0x730
[  272.264606] (U) 
[  272.266770]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.271246] 3*16kB 
[  272.273239]  __alloc_skb+0x119/0x770
[  272.277452] (M) 
[  272.279701]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.283394] 2*32kB 
[  272.285383]  ? skb_scrub_packet+0x490/0x490
[  272.290642] (UM) 
[  272.292889]  ? lock_downgrade+0x900/0x900
[  272.297199] 2*64kB 
[  272.299277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.303429] (M) 
[  272.305681]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.311204] 3*128kB 
[  272.313189]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.318626] (M) 
[  272.320958]  ? addrconf_rs_timer+0x6f0/0x6f0
[  272.326394] 2*256kB 
[  272.328390]  ndisc_alloc_skb+0x144/0x340
[  272.332776] (M) 
[  272.335119]  ndisc_send_rs+0x331/0x6e0
[  272.339167] 3*512kB (M) 
[  272.341167]  addrconf_rs_timer+0x3c0/0x6f0
[  272.345033] 4*1024kB 
[  272.347713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.351926] (UM) 
[  272.354358]  call_timer_fn+0x272/0x920
[  272.358572] 3*2048kB 
[  272.360641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.364512] (UM) 
[  272.366932]  ? process_timeout+0x40/0x40
[  272.371151] 3*4096kB 
[  272.373222]  ? find_held_lock+0x36/0x1c0
[  272.377267] (M) 
[  272.379714]  ? __run_timers+0x7da/0xc70
[  272.383755] = 25216kB
[  272.385735]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.389694] Node 0 
[  272.392114]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.396596] Normal: 
[  272.398837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.403334] 808*4kB 
[  272.405660]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  272.409879] (UME) 
[  272.412210]  ? trace_hardirqs_on+0xbd/0x310
[  272.416778] 439*8kB 
[  272.418937]  ? kasan_check_read+0x11/0x20
[  272.423242] (UME) 
[  272.425577]  ? __run_timers+0x7da/0xc70
[  272.429711] 179*16kB 
[  272.431868]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.435825] (UMEH) 
[  272.438254]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.443777] 64*32kB 
[  272.446023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.450243] (UMEH) 
[  272.452576]  __run_timers+0x7e5/0xc70
[  272.456795] 19*64kB 
[  272.459056]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  272.462834] (UMEH) 
[  272.465168]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.470520] 2*128kB 
[  272.472763]  ? graph_lock+0x170/0x170
[  272.477767] (UM) 
[  272.480100]  ? enqueue_hrtimer+0x1a5/0x560
[  272.483882] 0*256kB 
[  272.485953]  ? lock_release+0x970/0x970
[  272.490172] 0*512kB 
[  272.492503]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  272.496462] 0*1024kB 
[  272.498801]  ? find_held_lock+0x36/0x1c0
[  272.503965] 0*2048kB 
[  272.506381]  ? graph_lock+0x170/0x170
[  272.510429] 0*4096kB 
[  272.512842]  ? pvclock_read_flags+0x160/0x160
[  272.516625] = 13128kB
[  272.519042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.523526] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  272.525939]  ? check_preemption_disabled+0x48/0x200
[  272.531465] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  272.540329]  ? __lock_is_held+0xb5/0x140
[  272.545889] 417 total pagecache pages
[  272.554474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.558528] 0 pages in swap cache
[  272.562351]  ? check_preemption_disabled+0x48/0x200
[  272.567872] Swap cache stats: add 0, delete 0, find 0/0
[  272.567881] Free swap  = 0kB
[  272.571352]  run_timer_softirq+0x52/0xb0
[  272.576349] Total swap = 0kB
[  272.581718]  ? rcu_read_lock_sched_held+0x108/0x120
[  272.584729] 1965979 pages RAM
[  272.588804]  __do_softirq+0x30b/0xad8
[  272.591801] 0 pages HighMem/MovableOnly
[  272.591810] 342744 pages reserved
[  272.596842]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  272.599939] 0 pages cma reserved
[  272.603749]  ? pvclock_read_flags+0x160/0x160
[  272.607771] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.611161]  ? lapic_next_event+0x5a/0x90
[  272.611177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.611194]  ? check_preemption_disabled+0x48/0x200
[  272.611212]  ? check_preemption_disabled+0x48/0x200
[  272.616392] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.619877]  ? kvm_clock_read+0x18/0x30
[  272.624446] syz-fuzzer cpuset=
[  272.631007]  ? kvm_sched_clock_read+0x9/0x20
[  272.635141] /
[  272.640690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.645693]  mems_allowed=0
[  272.650718]  ? check_preemption_disabled+0x48/0x200
[  272.688052]  irq_exit+0x17f/0x1c0
[  272.691525]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.696381]  ? smp_reschedule_interrupt+0x109/0x650
[  272.701433]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.707350]  ? interrupt_entry+0xb5/0xf0
[  272.711427]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.716458]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.721492]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.726353]  ? trace_hardirqs_off+0x300/0x300
[  272.730870]  ? trace_hardirqs_off+0x300/0x300
[  272.735384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.740943]  ? check_preemption_disabled+0x48/0x200
[  272.746046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.751615]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.756558]  apic_timer_interrupt+0xf/0x20
[  272.760814]  </IRQ>
[  272.763070] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  272.768018] 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
[  272.786944] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  272.794683] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  272.801978] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  272.809275] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  272.816610] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  272.823905] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  272.831244]  skb_clone+0x1bb/0x500
[  272.834835]  ? skb_split+0x11e0/0x11e0
[  272.838756]  ? preempt_notifier_register+0x200/0x200
[  272.843884]  ? __switch_to_asm+0x34/0x70
[  272.847976]  ? __switch_to_asm+0x34/0x70
[  272.852061]  ? __switch_to_asm+0x40/0x70
[  272.856145]  ? __switch_to_asm+0x34/0x70
[  272.860316]  ? __switch_to_asm+0x40/0x70
[  272.864403]  ? __switch_to_asm+0x40/0x70
[  272.868483]  ? __switch_to_asm+0x34/0x70
[  272.872563]  ? __switch_to_asm+0x34/0x70
[  272.876640]  ? __switch_to_asm+0x40/0x70
[  272.880721]  ? __switch_to_asm+0x34/0x70
[  272.884817]  bpf_clone_redirect+0xb9/0x490
[  272.889083]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  272.894124]  ? __sched_text_start+0x8/0x8
[  272.898317]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.903110]  ? find_held_lock+0x36/0x1c0
[  272.907199]  ? lock_acquire+0x1ed/0x520
[  272.911189]  ? bpf_test_run+0x32e/0x5a0
[  272.915182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.920741]  ? check_preemption_disabled+0x48/0x200
[  272.925786]  ? kasan_check_read+0x11/0x20
[  272.929961]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.935261]  ? rcu_bh_qs+0xc0/0xc0
[  272.938845]  ? preempt_schedule+0x4d/0x60
[  272.943008]  ? ___preempt_schedule+0x16/0x18
[  272.947440]  ? bpf_test_run+0x1c0/0x5a0
[  272.951445]  ? netlink_diag_dump+0x2a0/0x2a0
[  272.955872]  ? bpf_prog_test_run_skb+0x452/0xb40
[  272.960652]  ? bpf_prog_test_run_skb+0x634/0xb40
[  272.965435]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  272.970316]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  272.975875]  ? fput+0x130/0x1a0
[  272.979173]  ? __bpf_prog_get+0x9b/0x290
[  272.983252]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  272.988224]  ? bpf_prog_test_run+0x130/0x1a0
[  272.992655]  ? __x64_sys_bpf+0x3d8/0x510
[  272.996728]  ? bpf_prog_get+0x20/0x20
[  273.000564]  ? do_syscall_64+0x1b9/0x820
[  273.004642]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  273.010023]  ? syscall_return_slowpath+0x5e0/0x5e0
[  273.014991]  ? trace_hardirqs_off+0x300/0x300
[  273.019584]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  273.024618]  ? recalc_sigpending_tsk+0x180/0x180
[  273.029390]  ? kasan_check_write+0x14/0x20
[  273.033649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.038515]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  273.044030] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  273.044100] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  273.050970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  273.050975] Call Trace:
[  273.050982]  <IRQ>
[  273.050998]  dump_stack+0x1c4/0x2b4
[  273.051014]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.051041]  warn_alloc.cold.118+0xb7/0x1bd
[  273.057579] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  273.066888]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.069465] syz-executor7 cpuset=
[  273.071623]  ? lock_downgrade+0x900/0x900
[  273.075236] syz7
[  273.080440]  ? trace_hardirqs_off+0xb8/0x300
[  273.084748]  mems_allowed=0
[  273.095244]  ? trace_hardirqs_off+0xb8/0x300
[  273.121429]  __alloc_pages_slowpath+0x2667/0x2d80
[  273.126354]  ? warn_alloc+0x120/0x120
[  273.130187]  ? warn_alloc+0x120/0x120
[  273.134009]  ? print_usage_bug+0xc0/0xc0
[  273.138090]  ? warn_alloc+0x120/0x120
[  273.142001]  ? print_usage_bug+0xc0/0xc0
[  273.146093]  ? __lock_acquire+0x7ec/0x4ec0
[  273.150349]  ? __lock_acquire+0x7ec/0x4ec0
[  273.154605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.160248]  ? should_fail+0x22d/0xd01
[  273.164156]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.169278]  ? __lock_acquire+0x7ec/0x4ec0
[  273.173594]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.178711]  ? __lock_acquire+0x7ec/0x4ec0
[  273.182961]  ? should_fail+0x22d/0xd01
[  273.186875]  ? mark_held_locks+0x130/0x130
[  273.191129]  ? mark_held_locks+0x130/0x130
[  273.195379]  ? graph_lock+0x170/0x170
[  273.199226]  ? graph_lock+0x170/0x170
[  273.203046]  ? graph_lock+0x170/0x170
[  273.206860]  ? print_usage_bug+0xc0/0xc0
[  273.210940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.216495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.222055]  ? check_preemption_disabled+0x48/0x200
[  273.227091]  ? check_preemption_disabled+0x48/0x200
[  273.232139]  ? __lock_is_held+0xb5/0x140
[  273.236224]  __alloc_pages_nodemask+0xa80/0xde0
[  273.240915]  ? graph_lock+0x170/0x170
[  273.244745]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.249777]  ? graph_lock+0x170/0x170
[  273.253603]  ? find_held_lock+0x36/0x1c0
[  273.257691]  ? ____cache_alloc_node+0x1c7/0x1e0
[  273.262378]  ? lock_downgrade+0x900/0x900
[  273.266556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.272120]  cache_grow_begin+0x91/0x8c0
[  273.276208]  ? do_raw_spin_unlock+0xa7/0x2f0
[  273.280644]  fallback_alloc+0x203/0x2e0
[  273.284641]  ____cache_alloc_node+0x1c7/0x1e0
[  273.289156]  kmem_cache_alloc_node+0xe3/0x730
[  273.293668]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.297926]  __alloc_skb+0x119/0x770
[  273.301653]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.306950]  ? skb_scrub_packet+0x490/0x490
[  273.311316]  ? lock_downgrade+0x900/0x900
[  273.315493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.321042]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.326523]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.331991]  ? addrconf_rs_timer+0x6f0/0x6f0
[  273.336427]  ndisc_alloc_skb+0x144/0x340
[  273.340509]  ndisc_send_rs+0x331/0x6e0
[  273.344417]  addrconf_rs_timer+0x3c0/0x6f0
[  273.348674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.352937]  call_timer_fn+0x272/0x920
[  273.356839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.361092]  ? process_timeout+0x40/0x40
[  273.365164]  ? find_held_lock+0x36/0x1c0
[  273.369245]  ? mark_held_locks+0xc7/0x130
[  273.373412]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.377921]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.382436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.386689]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  273.391317]  ? trace_hardirqs_on+0xbd/0x310
[  273.395660]  ? kasan_check_read+0x11/0x20
[  273.399828]  ? __run_timers+0x7da/0xc70
[  273.403825]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.409325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.413586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.417844]  __run_timers+0x7e5/0xc70
[  273.421679]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  273.427067]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.432105]  ? graph_lock+0x170/0x170
[  273.435931]  ? print_usage_bug+0xc0/0xc0
[  273.440007]  ? lock_release+0x970/0x970
[  273.444003]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.449220]  ? find_held_lock+0x36/0x1c0
[  273.453332]  ? graph_lock+0x170/0x170
[  273.457155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.462715]  ? check_preemption_disabled+0x48/0x200
[  273.467767]  ? __lock_is_held+0xb5/0x140
[  273.471850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.477408]  ? check_preemption_disabled+0x48/0x200
[  273.482456]  run_timer_softirq+0x52/0xb0
[  273.486531]  ? rcu_read_lock_sched_held+0x108/0x120
[  273.491571]  __do_softirq+0x30b/0xad8
[  273.495402]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  273.500527]  ? pvclock_read_flags+0x160/0x160
[  273.505040]  ? lapic_next_event+0x5a/0x90
[  273.509206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.514771]  ? check_preemption_disabled+0x48/0x200
[  273.519811]  ? check_preemption_disabled+0x48/0x200
[  273.524856]  ? kvm_clock_read+0x18/0x30
[  273.528857]  ? kvm_sched_clock_read+0x9/0x20
[  273.533380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.538947]  ? check_preemption_disabled+0x48/0x200
[  273.544002]  irq_exit+0x17f/0x1c0
[  273.547481]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.552365]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.558268]  ? interrupt_entry+0xb5/0xf0
[  273.562373]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.567407]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.572447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.577333]  ? trace_hardirqs_off+0x300/0x300
[  273.581910]  ? trace_hardirqs_off+0x300/0x300
[  273.586435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.592000]  ? check_preemption_disabled+0x48/0x200
[  273.597037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.602618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.607499]  apic_timer_interrupt+0xf/0x20
[  273.611745]  </IRQ>
[  273.614003] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  273.619331] 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
[  273.638360] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  273.646187] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  273.653487] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  273.660779] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  273.668071] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  273.675607] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  273.682911]  ? arch_local_irq_restore+0x45/0x52
[  273.687603]  dump_stack+0x26a/0x2b4
[  273.691250]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.696457]  ? mark_held_locks+0x130/0x130
[  273.700705]  ? mark_held_locks+0x130/0x130
[  273.704963]  dump_header+0x27b/0xf72
[  273.708702]  ? pagefault_out_of_memory+0x197/0x197
[  273.713650]  ? mark_held_locks+0x130/0x130
[  273.717898]  ? __lock_acquire+0x7ec/0x4ec0
[  273.722146]  ? mem_cgroup_charge_statistics+0x780/0x780
[  273.727521]  ? print_usage_bug+0xc0/0xc0
[  273.731592]  ? print_usage_bug+0xc0/0xc0
[  273.735673]  ? graph_lock+0x170/0x170
[  273.739486]  ? graph_lock+0x170/0x170
[  273.743329]  ? print_usage_bug+0xc0/0xc0
[  273.747404]  ? print_usage_bug+0xc0/0xc0
[  273.751508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.757069]  ? find_held_lock+0x36/0x1c0
[  273.761156]  ? mark_held_locks+0xc7/0x130
[  273.765353]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  273.770478]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  273.775598]  ? lockdep_hardirqs_on+0x421/0x5c0
[  273.780202]  ? trace_hardirqs_on+0xbd/0x310
[  273.784634]  ? kasan_check_read+0x11/0x20
[  273.788801]  ? ___ratelimit+0x36f/0x655
[  273.792790]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.798260]  ? trace_hardirqs_on+0x310/0x310
[  273.802716]  ? lock_downgrade+0x900/0x900
[  273.806887]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  273.812006]  ? ___ratelimit+0xaa/0x655
[  273.815911]  ? idr_get_free+0xec0/0xec0
[  273.819907]  ? kasan_check_write+0x14/0x20
[  273.824159]  ? do_raw_spin_lock+0xc1/0x200
[  273.828417]  oom_kill_process.cold.27+0x10/0x903
[  273.833193]  ? graph_lock+0x170/0x170
[  273.837012]  ? _raw_spin_unlock+0x2c/0x50
[  273.841178]  ? oom_badness+0xe6/0xaa0
[  273.845000]  ? oom_evaluate_task+0x540/0x540
[  273.849437]  ? find_held_lock+0x36/0x1c0
[  273.853523]  ? out_of_memory+0x974/0x14c0
[  273.857688]  ? lock_downgrade+0x900/0x900
[  273.861852]  ? check_preemption_disabled+0x48/0x200
[  273.866893]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.872821]  ? kasan_check_read+0x11/0x20
[  273.876986]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.882279]  ? rcu_bh_qs+0xc0/0xc0
[  273.885867]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  273.891416]  ? oom_evaluate_task+0x302/0x540
[  273.895843]  out_of_memory+0xa86/0x14c0
[  273.899846]  ? oom_killer_disable+0x3a0/0x3a0
[  273.904361]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  273.909334]  ? __mutex_add_waiter+0x2a0/0x2a0
[  273.913862]  __alloc_pages_slowpath+0x2318/0x2d80
[  273.918750]  ? warn_alloc+0x120/0x120
[  273.922572]  ? __radix_tree_lookup+0x4c0/0x4c0
[  273.927178]  ? find_get_entry+0x2f2/0xc40
[  273.931362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.936914]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  273.941857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.947411]  ? should_fail+0x22d/0xd01
[  273.951341]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.956463]  ? __lock_is_held+0xb5/0x140
[  273.960572]  ? __lock_is_held+0xb5/0x140
[  273.964653]  ? find_held_lock+0x36/0x1c0
[  273.968733]  ? ___might_sleep+0x1ed/0x300
[  273.972893]  ? lock_release+0x970/0x970
[  273.976969]  ? arch_local_save_flags+0x40/0x40
[  273.981577]  ? __might_sleep+0x95/0x190
[  273.985635]  __alloc_pages_nodemask+0xa80/0xde0
[  273.990466]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.995502]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.001401]  ? kasan_check_read+0x11/0x20
[  274.005561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.010858]  ? graph_lock+0x170/0x170
[  274.014671]  ? print_usage_bug+0xc0/0xc0
[  274.018751]  ? graph_lock+0x170/0x170
[  274.022561]  ? graph_lock+0x170/0x170
[  274.026376]  ? __do_page_cache_readahead+0x7ce/0x980
[  274.031497]  ? find_held_lock+0x36/0x1c0
[  274.035576]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  274.041221]  alloc_pages_current+0x10c/0x210
[  274.045645]  ? lock_downgrade+0x900/0x900
[  274.049813]  __page_cache_alloc+0x38f/0x5b0
[  274.054154]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.059965]  ? kasan_check_read+0x11/0x20
[  274.064131]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.069430]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  274.074115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.079673]  ? check_preemption_disabled+0x48/0x200
[  274.084713]  filemap_fault+0x1594/0x25f0
[  274.088802]  ? __lock_page_or_retry+0xa00/0xa00
[  274.093552]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.099368]  ? kasan_check_read+0x11/0x20
[  274.103554]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.108935]  ? rcu_bh_qs+0xc0/0xc0
[  274.112497]  ? print_usage_bug+0xc0/0xc0
[  274.116581]  ? filemap_map_pages+0xdea/0x1980
[  274.121096]  ? print_usage_bug+0xc0/0xc0
[  274.125184]  ? find_get_pages_range_tag+0x1320/0x1320
[  274.130393]  ? print_usage_bug+0xc0/0xc0
[  274.134466]  ? __lock_acquire+0x7ec/0x4ec0
[  274.138736]  ? graph_lock+0x170/0x170
[  274.142557]  ? __sigqueue_free.part.27+0x7d/0xa0
[  274.147353]  ? __lock_acquire+0x7ec/0x4ec0
[  274.151615]  ? lock_acquire+0x1ed/0x520
[  274.155606]  ? ext4_filemap_fault+0x7a/0xad
[  274.159949]  ? lock_release+0x970/0x970
[  274.163936]  ? arch_local_save_flags+0x40/0x40
[  274.168534]  ? mark_held_locks+0x130/0x130
[  274.172794]  ? down_read+0xb0/0x1d0
[  274.176435]  ? ext4_filemap_fault+0x7a/0xad
[  274.180770]  ? __down_interruptible+0x700/0x700
[  274.185521]  ? graph_lock+0x170/0x170
[  274.189352]  ? __sigqueue_free.part.27+0x7d/0xa0
[  274.194133]  ext4_filemap_fault+0x82/0xad
[  274.198327]  __do_fault+0x100/0x6b0
[  274.201974]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.207268]  ? print_bad_pte+0x6c0/0x6c0
[  274.211378]  ? pmd_val+0x88/0x100
[  274.214842]  ? add_mm_counter_fast+0xd0/0xd0
[  274.219266]  ? pmd_val+0x88/0x100
[  274.222760]  ? add_mm_counter_fast+0xd0/0xd0
[  274.227190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.232838]  __handle_mm_fault+0x3709/0x53e0
[  274.237271]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  274.242219]  ? graph_lock+0x170/0x170
[  274.246039]  ? print_usage_bug+0xc0/0xc0
[  274.250118]  ? graph_lock+0x170/0x170
[  274.253929]  ? graph_lock+0x170/0x170
[  274.257769]  ? handle_mm_fault+0x42a/0xc70
[  274.262019]  ? lock_downgrade+0x900/0x900
[  274.266185]  ? check_preemption_disabled+0x48/0x200
[  274.271226]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.277040]  ? kasan_check_read+0x11/0x20
[  274.281212]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.286506]  ? rcu_bh_qs+0xc0/0xc0
[  274.290060]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.295529]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.301084]  ? check_preemption_disabled+0x48/0x200
[  274.306126]  handle_mm_fault+0x54f/0xc70
[  274.310208]  ? __handle_mm_fault+0x53e0/0x53e0
[  274.314816]  ? find_vma+0x34/0x190
[  274.318379]  __do_page_fault+0x67d/0xed0
[  274.322467]  ? mm_fault_error+0x380/0x380
[  274.326637]  ? syscall_slow_exit_work+0x520/0x520
[  274.331505]  do_page_fault+0xf2/0x7e0
[  274.335345]  ? vmalloc_sync_all+0x30/0x30
[  274.339511]  ? error_entry+0x70/0xd0
[  274.343240]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.348272]  ? trace_hardirqs_on_caller+0xc0/0x300
[  274.353244]  ? syscall_return_slowpath+0x5e0/0x5e0
[  274.358188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.363047]  ? trace_hardirqs_off+0x300/0x300
[  274.367554]  ? trace_hardirqs_off_caller+0x300/0x300
[  274.372679]  ? prepare_exit_to_usermode+0x291/0x3b0
[  274.377710]  ? page_fault+0x8/0x30
[  274.381264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.386236]  ? page_fault+0x8/0x30
[  274.389793]  page_fault+0x1e/0x30
[  274.393256] RIP: 0033:0x45db60
[  274.396490] Code: Bad RIP value.
[  274.399859] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  274.405232] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  274.412510] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  274.419793] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  274.427073] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  274.434440] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  274.441742] warn_alloc_show_mem: 1 callbacks suppressed
[  274.441754] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  274.441756] Mem-Info:
[  274.441787] active_anon:38738 inactive_anon:372 isolated_anon:0
[  274.441787]  active_file:16 inactive_file:22 isolated_file:0
[  274.441787]  unevictable:0 dirty:0 writeback:0 unstable:0
[  274.441787]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  274.441787]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  274.441787]  free:13555 free_pcp:233 free_cma:0
[  274.447138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.447146] Call Trace:
[  274.454365] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  274.456775]  <IRQ>
[  274.489665] Node 0 
[  274.499044]  dump_stack+0x1c4/0x2b4
[  274.501643] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  274.529401]  ? dump_stack_print_info.cold.2+0x52/0x52
[  274.531535] lowmem_reserve[]:
[  274.533801]  warn_alloc.cold.118+0xb7/0x1bd
[  274.537394]  0
[  274.563237]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.568425]  2817
[  274.571541]  ? lock_downgrade+0x900/0x900
[  274.575842]  6321
[  274.577657]  ? trace_hardirqs_off+0xb8/0x300
[  274.582486]  6321
[  274.584561]  ? trace_hardirqs_off+0xb8/0x300
[  274.590768]  __alloc_pages_slowpath+0x2667/0x2d80
[  274.595156] Node 0 
[  274.597252]  ? warn_alloc+0x120/0x120
[  274.601648] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  274.606478]  ? warn_alloc+0x120/0x120
[  274.608696] lowmem_reserve[]:
[  274.612508]  ? print_usage_bug+0xc0/0xc0
[  274.639221]  0
[  274.643038]  ? warn_alloc+0x120/0x120
[  274.646117]  0 3503
[  274.650194]  ? print_usage_bug+0xc0/0xc0
[  274.651986]  3503
[  274.655795]  ? __lock_acquire+0x7ec/0x4ec0
[  274.662087]  ? __lock_acquire+0x7ec/0x4ec0
[  274.664137] Node 0 
[  274.668380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.672623] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  274.674845]  ? should_fail+0x22d/0xd01
[  274.680361] lowmem_reserve[]: 0
[  274.708753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.712625]  0
[  274.715914]  ? __lock_acquire+0x7ec/0x4ec0
[  274.721014]  0
[  274.722838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.727221]  0
[  274.729049]  ? __lock_acquire+0x7ec/0x4ec0
[  274.734136] Node 0 
[  274.735963]  ? should_fail+0x22d/0xd01
[  274.740180] DMA: 
[  274.742434]  ? mark_held_locks+0x130/0x130
[  274.746322] 1*4kB 
[  274.748395]  ? mark_held_locks+0x130/0x130
[  274.752615] (U) 
[  274.754772]  ? graph_lock+0x170/0x170
[  274.758993] 0*8kB 
[  274.760972]  ? graph_lock+0x170/0x170
[  274.764763] 0*16kB 
[  274.766920]  ? graph_lock+0x170/0x170
[  274.770710] 1*32kB 
[  274.772954]  ? print_usage_bug+0xc0/0xc0
[  274.776743] (U) 
[  274.778989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.783036] 2*64kB 
[  274.785022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.790545] (U) 
[  274.792791]  ? check_preemption_disabled+0x48/0x200
[  274.798339] 1*128kB 
[  274.800344]  ? check_preemption_disabled+0x48/0x200
[  274.805348] (U) 
[  274.807688]  ? __lock_is_held+0xb5/0x140
[  274.812682] 1*256kB 
[  274.814670]  __alloc_pages_nodemask+0xa80/0xde0
[  274.818715] (U) 
[  274.821046]  ? graph_lock+0x170/0x170
[  274.825704] 0*512kB 
[  274.827687]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  274.831466] 1*1024kB (U) 
[  274.833867]  ? graph_lock+0x170/0x170
[  274.838868] 1*2048kB (M) 
[  274.841652]  ? find_held_lock+0x36/0x1c0
[  274.845435] 3*4096kB 
[  274.848206]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.852247] (M) 
[  274.854663]  ? lock_downgrade+0x900/0x900
[  274.859340] = 15908kB
[  274.861350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.865477] Node 0 
[  274.867897]  cache_grow_begin+0x91/0x8c0
[  274.873415] DMA32: 
[  274.875662]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.879705] 2*4kB 
[  274.881955]  fallback_alloc+0x203/0x2e0
[  274.886345] (M) 
[  274.888506]  ____cache_alloc_node+0x1c7/0x1e0
[  274.892464] 1*8kB 
[  274.894447]  kmem_cache_alloc_node+0xe3/0x730
[  274.898922] (U) 
[  274.901078]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.905555] 3*16kB 
[  274.907540]  __alloc_skb+0x119/0x770
[  274.911751] (M) 
[  274.913997]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.917694] 2*32kB 
[  274.919677]  ? skb_scrub_packet+0x490/0x490
[  274.924935] (UM) 
[  274.927176]  ? lock_downgrade+0x900/0x900
[  274.931649] 2*64kB (M) 
[  274.933729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.937854] 3*128kB (M) 
[  274.940452]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.945974] 2*256kB 
[  274.948651]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.954077] (M) 3*512kB 
[  274.956416]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.961852] (M) 
[  274.964538]  ndisc_alloc_skb+0x144/0x340
[  274.968919] 4*1024kB (UM) 
[  274.970916]  ndisc_send_rs+0x331/0x6e0
[  274.974955] 3*2048kB (UM) 
[  274.977823]  addrconf_rs_timer+0x3c0/0x6f0
[  274.981696] 3*4096kB 
[  274.984548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.988759] (M) = 25216kB
[  274.991193]  call_timer_fn+0x272/0x920
[  274.995405] Node 0 
[  274.998168]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.002037] Normal: 
[  275.004280]  ? process_timeout+0x40/0x40
[  275.008530] 808*4kB 
[  275.010869]  ? find_held_lock+0x36/0x1c0
[  275.014916] (UME) 
[  275.017264]  ? __run_timers+0x7da/0xc70
[  275.021327] 439*8kB 
[  275.023493]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.027455] (UME) 
[  275.029793]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.034277] 179*16kB 
[  275.036467]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.036485]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  275.040975] (UMEH) 
[  275.043411]  ? trace_hardirqs_on+0xbd/0x310
[  275.047628] 64*32kB (UMEH) 
[  275.052241]  ? kasan_check_read+0x11/0x20
[  275.054464] 19*64kB 
[  275.058884]  ? __run_timers+0x7da/0xc70
[  275.061798] (UMEH) 2*128kB 
[  275.065970]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.068324] (UM) 
[  275.072340]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.075253] 0*256kB 
[  275.080728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.082781] 0*512kB 
[  275.087042]  __run_timers+0x7e5/0xc70
[  275.089349] 0*1024kB 
[  275.093610]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  275.095906] 0*2048kB 
[  275.099719]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.102113] 0*4096kB 
[  275.107490]  ? graph_lock+0x170/0x170
[  275.109884] = 13128kB
[  275.114906]  ? enqueue_hrtimer+0x1a5/0x560
[  275.117333] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  275.121129]  ? lock_release+0x970/0x970
[  275.121146]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  275.123550] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  275.127793]  ? find_held_lock+0x36/0x1c0
[  275.136625] 417 total pagecache pages
[  275.140622]  ? graph_lock+0x170/0x170
[  275.145807] 0 pages in swap cache
[  275.154396]  ? pvclock_read_flags+0x160/0x160
[  275.158445] Swap cache stats: add 0, delete 0, find 0/0
[  275.162341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.166160] Free swap  = 0kB
[  275.169624]  ? check_preemption_disabled+0x48/0x200
[  275.174101] Total swap = 0kB
[  275.179478]  ? __lock_is_held+0xb5/0x140
[  275.185003] 1965979 pages RAM
[  275.188033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.193034] 0 pages HighMem/MovableOnly
[  275.196067]  ? check_preemption_disabled+0x48/0x200
[  275.200112] 342744 pages reserved
[  275.203233]  run_timer_softirq+0x52/0xb0
[  275.208751] 0 pages cma reserved
[  275.212738]  ? rcu_read_lock_sched_held+0x108/0x120
[  275.217797] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.221191]  __do_softirq+0x30b/0xad8
[  275.221221]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  275.225361] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.228678]  ? pvclock_read_flags+0x160/0x160
[  275.233679] syz-fuzzer cpuset=
[  275.240175]  ? lapic_next_event+0x5a/0x90
[  275.243964] /
[  275.249077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.259315]  mems_allowed=0
[  275.263819]  ? check_preemption_disabled+0x48/0x200
[  275.286359]  ? check_preemption_disabled+0x48/0x200
[  275.291400]  ? kvm_clock_read+0x18/0x30
[  275.295390]  ? kvm_sched_clock_read+0x9/0x20
[  275.299822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.305377]  ? check_preemption_disabled+0x48/0x200
[  275.310420]  irq_exit+0x17f/0x1c0
[  275.313891]  smp_apic_timer_interrupt+0x1cb/0x760
[  275.318753]  ? smp_reschedule_interrupt+0x109/0x650
[  275.323792]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.329775]  ? interrupt_entry+0xb5/0xf0
[  275.333868]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.338908]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.343954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.348839]  ? trace_hardirqs_off+0x300/0x300
[  275.353374]  ? trace_hardirqs_off+0x300/0x300
[  275.357902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.363474]  ? check_preemption_disabled+0x48/0x200
[  275.368521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.374092]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.378964]  apic_timer_interrupt+0xf/0x20
[  275.383223]  </IRQ>
[  275.385478] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  275.390423] 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
[  275.409366] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  275.417091] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  275.424374] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  275.431656] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  275.438939] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  275.446313] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  275.453648]  skb_clone+0x1bb/0x500
[  275.457203]  ? skb_split+0x11e0/0x11e0
[  275.461106]  ? preempt_notifier_register+0x200/0x200
[  275.466226]  ? __switch_to_asm+0x34/0x70
[  275.470322]  ? __switch_to_asm+0x34/0x70
[  275.474458]  ? __switch_to_asm+0x40/0x70
[  275.478529]  ? __switch_to_asm+0x34/0x70
[  275.482601]  ? __switch_to_asm+0x40/0x70
[  275.486676]  ? __switch_to_asm+0x40/0x70
[  275.490746]  ? __switch_to_asm+0x34/0x70
[  275.494827]  ? __switch_to_asm+0x34/0x70
[  275.498899]  ? __switch_to_asm+0x40/0x70
[  275.502969]  ? __switch_to_asm+0x34/0x70
[  275.507049]  bpf_clone_redirect+0xb9/0x490
[  275.511330]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  275.516460]  ? __sched_text_start+0x8/0x8
[  275.520625]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  275.525417]  ? find_held_lock+0x36/0x1c0
[  275.529498]  ? lock_acquire+0x1ed/0x520
[  275.533485]  ? bpf_test_run+0x32e/0x5a0
[  275.537473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.543037]  ? check_preemption_disabled+0x48/0x200
[  275.548075]  ? kasan_check_read+0x11/0x20
[  275.552238]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.557614]  ? rcu_bh_qs+0xc0/0xc0
[  275.561171]  ? preempt_schedule+0x4d/0x60
[  275.565351]  ? ___preempt_schedule+0x16/0x18
[  275.569777]  ? bpf_test_run+0x1c0/0x5a0
[  275.573783]  ? netlink_diag_dump+0x2a0/0x2a0
[  275.578212]  ? bpf_prog_test_run_skb+0x452/0xb40
[  275.582987]  ? bpf_prog_test_run_skb+0x634/0xb40
[  275.587762]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  275.592618]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.598167]  ? fput+0x130/0x1a0
[  275.601466]  ? __bpf_prog_get+0x9b/0x290
[  275.605545]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  275.610430]  ? bpf_prog_test_run+0x130/0x1a0
[  275.614859]  ? __x64_sys_bpf+0x3d8/0x510
[  275.618933]  ? bpf_prog_get+0x20/0x20
[  275.622770]  ? do_syscall_64+0x1b9/0x820
[  275.626859]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  275.632243]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.637195]  ? trace_hardirqs_off+0x300/0x300
[  275.641707]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  275.646741]  ? recalc_sigpending_tsk+0x180/0x180
[  275.651516]  ? kasan_check_write+0x14/0x20
[  275.655778]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.660650]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.666048] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  275.666119] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.672986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.672992] Call Trace:
[  275.672999]  <IRQ>
[  275.673014]  dump_stack+0x1c4/0x2b4
[  275.673030]  ? dump_stack_print_info.cold.2+0x52/0x52
[  275.673056]  warn_alloc.cold.118+0xb7/0x1bd
[  275.680177] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.689437]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.692009] syz-executor7 cpuset=
[  275.694167]  ? lock_downgrade+0x900/0x900
[  275.697780] syz7
[  275.702983]  ? trace_hardirqs_off+0xb8/0x300
[  275.707318]  mems_allowed=0
[  275.717809]  ? trace_hardirqs_off+0xb8/0x300
[  275.743950]  __alloc_pages_slowpath+0x2667/0x2d80
[  275.748835]  ? warn_alloc+0x120/0x120
[  275.752657]  ? warn_alloc+0x120/0x120
[  275.756473]  ? print_usage_bug+0xc0/0xc0
[  275.760549]  ? warn_alloc+0x120/0x120
[  275.764367]  ? print_usage_bug+0xc0/0xc0
[  275.768446]  ? __lock_acquire+0x7ec/0x4ec0
[  275.772692]  ? __lock_acquire+0x7ec/0x4ec0
[  275.776942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.782492]  ? should_fail+0x22d/0xd01
[  275.786397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.791580]  ? __lock_acquire+0x7ec/0x4ec0
[  275.795833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.800946]  ? __lock_acquire+0x7ec/0x4ec0
[  275.805193]  ? should_fail+0x22d/0xd01
[  275.809104]  ? mark_held_locks+0x130/0x130
[  275.813370]  ? mark_held_locks+0x130/0x130
[  275.817617]  ? graph_lock+0x170/0x170
[  275.821552]  ? graph_lock+0x170/0x170
[  275.825369]  ? graph_lock+0x170/0x170
[  275.829180]  ? print_usage_bug+0xc0/0xc0
[  275.833264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.838842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.844395]  ? check_preemption_disabled+0x48/0x200
[  275.849423]  ? check_preemption_disabled+0x48/0x200
[  275.854462]  ? __lock_is_held+0xb5/0x140
[  275.858546]  __alloc_pages_nodemask+0xa80/0xde0
[  275.863237]  ? graph_lock+0x170/0x170
[  275.867058]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.872085]  ? graph_lock+0x170/0x170
[  275.875910]  ? find_held_lock+0x36/0x1c0
[  275.879994]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.884680]  ? lock_downgrade+0x900/0x900
[  275.888850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.894411]  cache_grow_begin+0x91/0x8c0
[  275.898487]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.902915]  fallback_alloc+0x203/0x2e0
[  275.906908]  ____cache_alloc_node+0x1c7/0x1e0
[  275.911427]  kmem_cache_alloc_node+0xe3/0x730
[  275.915940]  ? ipv6_get_ifaddr+0x42e/0x620
[  275.920200]  __alloc_skb+0x119/0x770
[  275.923927]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.929220]  ? skb_scrub_packet+0x490/0x490
[  275.933553]  ? lock_downgrade+0x900/0x900
[  275.937811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.943361]  ? refcount_sub_and_test_checked+0x203/0x310
[  275.948827]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  275.954315]  ? addrconf_rs_timer+0x6f0/0x6f0
[  275.958754]  ndisc_alloc_skb+0x144/0x340
[  275.962896]  ndisc_send_rs+0x331/0x6e0
[  275.966804]  addrconf_rs_timer+0x3c0/0x6f0
[  275.971057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.975343]  call_timer_fn+0x272/0x920
[  275.979243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.983491]  ? process_timeout+0x40/0x40
[  275.987564]  ? find_held_lock+0x36/0x1c0
[  275.991647]  ? mark_held_locks+0xc7/0x130
[  275.995809]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.000336]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.004841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.009087]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  276.013681]  ? trace_hardirqs_on+0xbd/0x310
[  276.018013]  ? kasan_check_read+0x11/0x20
[  276.022174]  ? __run_timers+0x7da/0xc70
[  276.026160]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.031631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.035886]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.040134]  __run_timers+0x7e5/0xc70
[  276.043961]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  276.049355]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.054391]  ? graph_lock+0x170/0x170
[  276.058212]  ? print_usage_bug+0xc0/0xc0
[  276.062312]  ? lock_release+0x970/0x970
[  276.066331]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.071541]  ? find_held_lock+0x36/0x1c0
[  276.075617]  ? graph_lock+0x170/0x170
[  276.079438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.084992]  ? check_preemption_disabled+0x48/0x200
[  276.090034]  ? __lock_is_held+0xb5/0x140
[  276.094106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.099659]  ? check_preemption_disabled+0x48/0x200
[  276.104695]  run_timer_softirq+0x52/0xb0
[  276.108769]  ? rcu_read_lock_sched_held+0x108/0x120
[  276.113803]  __do_softirq+0x30b/0xad8
[  276.117630]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  276.122749]  ? pvclock_read_flags+0x160/0x160
[  276.127257]  ? lapic_next_event+0x5a/0x90
[  276.131445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.136997]  ? check_preemption_disabled+0x48/0x200
[  276.142024]  ? check_preemption_disabled+0x48/0x200
[  276.147061]  ? kvm_clock_read+0x18/0x30
[  276.151048]  ? kvm_sched_clock_read+0x9/0x20
[  276.155472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.161022]  ? check_preemption_disabled+0x48/0x200
[  276.166061]  irq_exit+0x17f/0x1c0
[  276.169532]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.174477]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.180377]  ? interrupt_entry+0xb5/0xf0
[  276.184454]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.189482]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.194513]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.199373]  ? trace_hardirqs_off+0x300/0x300
[  276.203880]  ? trace_hardirqs_off+0x300/0x300
[  276.208387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.213940]  ? check_preemption_disabled+0x48/0x200
[  276.218968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.224537]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.229403]  apic_timer_interrupt+0xf/0x20
[  276.233642]  </IRQ>
[  276.235891] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  276.241182] 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
[  276.260094] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  276.267814] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  276.275090] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  276.282372] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  276.289650] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  276.296929] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  276.304226]  ? arch_local_irq_restore+0x45/0x52
[  276.308914]  dump_stack+0x26a/0x2b4
[  276.312560]  ? dump_stack_print_info.cold.2+0x52/0x52
[  276.317766]  ? mark_held_locks+0x130/0x130
[  276.322015]  ? mark_held_locks+0x130/0x130
[  276.326271]  dump_header+0x27b/0xf72
[  276.330036]  ? pagefault_out_of_memory+0x197/0x197
[  276.334986]  ? mark_held_locks+0x130/0x130
[  276.339230]  ? __lock_acquire+0x7ec/0x4ec0
[  276.343482]  ? mem_cgroup_charge_statistics+0x780/0x780
[  276.348862]  ? print_usage_bug+0xc0/0xc0
[  276.353022]  ? print_usage_bug+0xc0/0xc0
[  276.357103]  ? graph_lock+0x170/0x170
[  276.360912]  ? graph_lock+0x170/0x170
[  276.364727]  ? print_usage_bug+0xc0/0xc0
[  276.368799]  ? print_usage_bug+0xc0/0xc0
[  276.372882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.378439]  ? find_held_lock+0x36/0x1c0
[  276.382521]  ? mark_held_locks+0xc7/0x130
[  276.386686]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  276.391798]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  276.396916]  ? lockdep_hardirqs_on+0x421/0x5c0
[  276.401515]  ? trace_hardirqs_on+0xbd/0x310
[  276.405852]  ? kasan_check_read+0x11/0x20
[  276.410011]  ? ___ratelimit+0x36f/0x655
[  276.413997]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.419463]  ? trace_hardirqs_on+0x310/0x310
[  276.423888]  ? lock_downgrade+0x900/0x900
[  276.428056]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  276.433175]  ? ___ratelimit+0xaa/0x655
[  276.437077]  ? idr_get_free+0xec0/0xec0
[  276.441066]  ? kasan_check_write+0x14/0x20
[  276.445341]  ? do_raw_spin_lock+0xc1/0x200
[  276.449596]  oom_kill_process.cold.27+0x10/0x903
[  276.454370]  ? graph_lock+0x170/0x170
[  276.458201]  ? _raw_spin_unlock+0x2c/0x50
[  276.462362]  ? oom_badness+0xe6/0xaa0
[  276.466185]  ? oom_evaluate_task+0x540/0x540
[  276.470612]  ? find_held_lock+0x36/0x1c0
[  276.474697]  ? out_of_memory+0x974/0x14c0
[  276.478861]  ? lock_downgrade+0x900/0x900
[  276.483024]  ? check_preemption_disabled+0x48/0x200
[  276.488059]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.493870]  ? kasan_check_read+0x11/0x20
[  276.498031]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.503346]  ? rcu_bh_qs+0xc0/0xc0
[  276.506902]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  276.512448]  ? oom_evaluate_task+0x302/0x540
[  276.516876]  out_of_memory+0xa86/0x14c0
[  276.520870]  ? oom_killer_disable+0x3a0/0x3a0
[  276.525378]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  276.530347]  ? __mutex_add_waiter+0x2a0/0x2a0
[  276.534869]  __alloc_pages_slowpath+0x2318/0x2d80
[  276.539756]  ? warn_alloc+0x120/0x120
[  276.543572]  ? __radix_tree_lookup+0x4c0/0x4c0
[  276.548682]  ? find_get_entry+0x2f2/0xc40
[  276.552853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.558408]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  276.563354]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.568905]  ? should_fail+0x22d/0xd01
[  276.572810]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.577929]  ? __lock_is_held+0xb5/0x140
[  276.582027]  ? __lock_is_held+0xb5/0x140
[  276.586105]  ? find_held_lock+0x36/0x1c0
[  276.590186]  ? ___might_sleep+0x1ed/0x300
[  276.594360]  ? lock_release+0x970/0x970
[  276.598355]  ? arch_local_save_flags+0x40/0x40
[  276.602977]  ? __might_sleep+0x95/0x190
[  276.606972]  __alloc_pages_nodemask+0xa80/0xde0
[  276.611664]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  276.616724]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.622536]  ? kasan_check_read+0x11/0x20
[  276.626700]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.631995]  ? graph_lock+0x170/0x170
[  276.635814]  ? print_usage_bug+0xc0/0xc0
[  276.639896]  ? graph_lock+0x170/0x170
[  276.643712]  ? graph_lock+0x170/0x170
[  276.647542]  ? __do_page_cache_readahead+0x7ce/0x980
[  276.652668]  ? find_held_lock+0x36/0x1c0
[  276.656748]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  276.662327]  alloc_pages_current+0x10c/0x210
[  276.666751]  ? lock_downgrade+0x900/0x900
[  276.670920]  __page_cache_alloc+0x38f/0x5b0
[  276.675255]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.681090]  ? kasan_check_read+0x11/0x20
[  276.685387]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.690679]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  276.695367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.700919]  ? check_preemption_disabled+0x48/0x200
[  276.705958]  filemap_fault+0x1594/0x25f0
[  276.710047]  ? __lock_page_or_retry+0xa00/0xa00
[  276.714731]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.720545]  ? kasan_check_read+0x11/0x20
[  276.724706]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.729999]  ? rcu_bh_qs+0xc0/0xc0
[  276.733557]  ? print_usage_bug+0xc0/0xc0
[  276.737637]  ? filemap_map_pages+0xdea/0x1980
[  276.742149]  ? print_usage_bug+0xc0/0xc0
[  276.746234]  ? find_get_pages_range_tag+0x1320/0x1320
[  276.751446]  ? print_usage_bug+0xc0/0xc0
[  276.755519]  ? __lock_acquire+0x7ec/0x4ec0
[  276.759847]  ? graph_lock+0x170/0x170
[  276.763662]  ? __sigqueue_free.part.27+0x7d/0xa0
[  276.768452]  ? __lock_acquire+0x7ec/0x4ec0
[  276.772716]  ? lock_acquire+0x1ed/0x520
[  276.776704]  ? ext4_filemap_fault+0x7a/0xad
[  276.781044]  ? lock_release+0x970/0x970
[  276.785029]  ? arch_local_save_flags+0x40/0x40
[  276.789625]  ? mark_held_locks+0x130/0x130
[  276.793884]  ? down_read+0xb0/0x1d0
[  276.797522]  ? ext4_filemap_fault+0x7a/0xad
[  276.801859]  ? __down_interruptible+0x700/0x700
[  276.806676]  ? graph_lock+0x170/0x170
[  276.810489]  ? __sigqueue_free.part.27+0x7d/0xa0
[  276.815276]  ext4_filemap_fault+0x82/0xad
[  276.819471]  __do_fault+0x100/0x6b0
[  276.823110]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.828404]  ? print_bad_pte+0x6c0/0x6c0
[  276.832482]  ? pmd_val+0x88/0x100
[  276.835949]  ? add_mm_counter_fast+0xd0/0xd0
[  276.840374]  ? pmd_val+0x88/0x100
[  276.843842]  ? add_mm_counter_fast+0xd0/0xd0
[  276.848266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.853845]  __handle_mm_fault+0x3709/0x53e0
[  276.858280]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  276.863165]  ? graph_lock+0x170/0x170
[  276.866978]  ? print_usage_bug+0xc0/0xc0
[  276.871055]  ? graph_lock+0x170/0x170
[  276.874869]  ? graph_lock+0x170/0x170
[  276.878703]  ? handle_mm_fault+0x42a/0xc70
[  276.882957]  ? lock_downgrade+0x900/0x900
[  276.887122]  ? check_preemption_disabled+0x48/0x200
[  276.892158]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.897970]  ? kasan_check_read+0x11/0x20
[  276.902131]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.907424]  ? rcu_bh_qs+0xc0/0xc0
[  276.910975]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.916440]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.921995]  ? check_preemption_disabled+0x48/0x200
[  276.927034]  handle_mm_fault+0x54f/0xc70
[  276.931114]  ? __handle_mm_fault+0x53e0/0x53e0
[  276.935716]  ? find_vma+0x34/0x190
[  276.939274]  __do_page_fault+0x67d/0xed0
[  276.943386]  ? mm_fault_error+0x380/0x380
[  276.947550]  ? syscall_slow_exit_work+0x520/0x520
[  276.952415]  do_page_fault+0xf2/0x7e0
[  276.956356]  ? vmalloc_sync_all+0x30/0x30
[  276.960523]  ? error_entry+0x70/0xd0
[  276.964258]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.969338]  ? trace_hardirqs_on_caller+0xc0/0x300
[  276.974282]  ? syscall_return_slowpath+0x5e0/0x5e0
[  276.979250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.984104]  ? trace_hardirqs_off+0x300/0x300
[  276.988614]  ? trace_hardirqs_off_caller+0x300/0x300
[  276.993739]  ? prepare_exit_to_usermode+0x291/0x3b0
[  276.998769]  ? page_fault+0x8/0x30
[  277.002346]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.007207]  ? page_fault+0x8/0x30
[  277.010762]  page_fault+0x1e/0x30
[  277.014222] RIP: 0033:0x45db60
[  277.017428] Code: Bad RIP value.
[  277.020801] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  277.026178] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  277.033458] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  277.040739] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  277.048019] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  277.055325] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  277.062629] warn_alloc_show_mem: 1 callbacks suppressed
[  277.062645] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  277.062647] Mem-Info:
[  277.062679] active_anon:38738 inactive_anon:372 isolated_anon:0
[  277.062679]  active_file:16 inactive_file:22 isolated_file:0
[  277.062679]  unevictable:0 dirty:0 writeback:0 unstable:0
[  277.062679]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  277.062679]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  277.062679]  free:13555 free_pcp:233 free_cma:0
[  277.068116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.075349] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  277.077759] Call Trace:
[  277.110734] Node 0 
[  277.120098]  <IRQ>
[  277.147803] 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
[  277.150379]  dump_stack+0x1c4/0x2b4
[  277.152600] lowmem_reserve[]:
[  277.154757]  ? dump_stack_print_info.cold.2+0x52/0x52
[  277.180330]  0 2817
[  277.183996]  warn_alloc.cold.118+0xb7/0x1bd
[  277.187070]  6321
[  277.192275]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.194492]  6321
[  277.198824]  ? lock_downgrade+0x900/0x900
[  277.205724]  ? trace_hardirqs_off+0xb8/0x300
[  277.207772] Node 0 
[  277.211929]  ? trace_hardirqs_off+0xb8/0x300
[  277.216366] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  277.218589]  __alloc_pages_slowpath+0x2667/0x2d80
[  277.222980] lowmem_reserve[]:
[  277.249815]  ? warn_alloc+0x120/0x120
[  277.254623]  0
[  277.257743]  ? warn_alloc+0x120/0x120
[  277.261517]  0 3503
[  277.263355]  ? print_usage_bug+0xc0/0xc0
[  277.267139]  3503
[  277.269385]  ? warn_alloc+0x120/0x120
[  277.273430] Node 0 
[  277.275503]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  277.279337] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  277.281554]  ? print_usage_bug+0xc0/0xc0
[  277.286558] lowmem_reserve[]:
[  277.314954]  ? __lock_acquire+0x7ec/0x4ec0
[  277.318999]  0
[  277.322110]  ? __lock_acquire+0x7ec/0x4ec0
[  277.326348]  0
[  277.328162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.332376]  0 0
[  277.334198]  ? should_fail+0x22d/0xd01
[  277.341706]  ? __lock_acquire+0x7ec/0x4ec0
[  277.345576] Node 0 DMA: 
[  277.349830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.349847]  ? __lock_acquire+0x7ec/0x4ec0
[  277.352513] 1*4kB 
[  277.357627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.361841] (U) 
[  277.363998]  ? __lock_acquire+0x7ec/0x4ec0
[  277.369146] 0*8kB 
[  277.371131]  ? should_fail+0x22d/0xd01
[  277.375355] 0*16kB 
[  277.377522]  ? mark_held_locks+0x130/0x130
[  277.381384] 1*32kB 
[  277.383627]  ? mark_held_locks+0x130/0x130
[  277.387845] (U) 
[  277.390097]  ? graph_lock+0x170/0x170
[  277.394341] 2*64kB 
[  277.396343]  ? print_usage_bug+0xc0/0xc0
[  277.400126] (U) 
[  277.402378]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  277.406428] 1*128kB 
[  277.408415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.413154] (U) 
[  277.415492]  ? check_preemption_disabled+0x48/0x200
[  277.421010] 1*256kB 
[  277.423000]  ? check_preemption_disabled+0x48/0x200
[  277.427998] (U) 
[  277.430358]  ? __lock_is_held+0xb5/0x140
[  277.435354] 0*512kB 
[  277.437359]  __alloc_pages_nodemask+0xa80/0xde0
[  277.441403] 1*1024kB 
[  277.443731]  ? graph_lock+0x170/0x170
[  277.448386] (U) 
[  277.450814]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.454594] 1*2048kB 
[  277.456588]  ? graph_lock+0x170/0x170
[  277.461586] (M) 
[  277.464013]  ? find_held_lock+0x36/0x1c0
[  277.467793] 3*4096kB 
[  277.469784]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.473823] (M) 
[  277.476244]  ? lock_downgrade+0x900/0x900
[  277.480899] = 15908kB
[  277.482887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.487014] Node 0 
[  277.489435]  cache_grow_begin+0x91/0x8c0
[  277.494956] DMA32: 
[  277.497198]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.501240] 2*4kB 
[  277.503492]  fallback_alloc+0x203/0x2e0
[  277.507878] (M) 
[  277.510041]  ____cache_alloc_node+0x1c7/0x1e0
[  277.513996] 1*8kB 
[  277.515980]  kmem_cache_alloc_node+0xe3/0x730
[  277.520459] (U) 
[  277.522621]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.527099] 3*16kB 
[  277.529085]  __alloc_skb+0x119/0x770
[  277.533321] (M) 
[  277.535574]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.539271] 2*32kB 
[  277.541278]  ? skb_scrub_packet+0x490/0x490
[  277.546565] (UM) 
[  277.548813]  ? lock_downgrade+0x900/0x900
[  277.553116] 2*64kB 
[  277.555195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.559343] (M) 
[  277.561588]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.567106] 3*128kB 
[  277.569089]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.574527] (M) 
[  277.576863]  ? addrconf_rs_timer+0x6f0/0x6f0
[  277.582324] 2*256kB 
[  277.584338]  ndisc_alloc_skb+0x144/0x340
[  277.588728] (M) 
[  277.591060]  ndisc_send_rs+0x331/0x6e0
[  277.595110] 3*512kB 
[  277.597096]  addrconf_rs_timer+0x3c0/0x6f0
[  277.600968] (M) 
[  277.603324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.607545] 4*1024kB 
[  277.609536]  call_timer_fn+0x272/0x920
[  277.613747] (UM) 
[  277.616197]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.620066] 3*2048kB (UM) 
[  277.622148]  ? process_timeout+0x40/0x40
[  277.626363] 3*4096kB (M) 
[  277.629224]  ? find_held_lock+0x36/0x1c0
[  277.633270] = 25216kB
[  277.636061]  ? __run_timers+0x7da/0xc70
[  277.640101] Node 0 
[  277.642516]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.646472] Normal: 808*4kB 
[  277.648724]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.653206] (UME) 
[  277.656230]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.660711] 439*8kB 
[  277.662872]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  277.667093] (UME) 
[  277.669425]  ? trace_hardirqs_on+0xbd/0x310
[  277.674100] 179*16kB 
[  277.676783]  ? kasan_check_read+0x11/0x20
[  277.681095] (UMEH) 
[  277.683515]  ? __run_timers+0x7da/0xc70
[  277.687648] 64*32kB 
[  277.689890]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.693848] (UMEH) 
[  277.696186]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.701611] 19*64kB 
[  277.703854]  __run_timers+0x7e5/0xc70
[  277.708074] (UMEH) 
[  277.710416]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.714188] 2*128kB (UM) 
[  277.716441]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.721789] 0*256kB 
[  277.724555]  ? graph_lock+0x170/0x170
[  277.729560] 0*512kB 
[  277.731890]  ? enqueue_hrtimer+0x1a5/0x560
[  277.735735] 0*1024kB 
[  277.738065]  ? lock_release+0x970/0x970
[  277.742317] 0*2048kB 
[  277.744729]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.748692] 0*4096kB 
[  277.751113]  ? find_held_lock+0x36/0x1c0
[  277.756286] = 13128kB
[  277.758723]  ? graph_lock+0x170/0x170
[  277.762777] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  277.765188]  ? pvclock_read_flags+0x160/0x160
[  277.768983] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  277.777826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.782333] 417 total pagecache pages
[  277.790917]  ? check_preemption_disabled+0x48/0x200
[  277.796446] 0 pages in swap cache
[  277.800250]  ? __lock_is_held+0xb5/0x140
[  277.805249] Swap cache stats: add 0, delete 0, find 0/0
[  277.808707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.812751] Free swap  = 0kB
[  277.818121]  ? check_preemption_disabled+0x48/0x200
[  277.823642] Total swap = 0kB
[  277.826668]  run_timer_softirq+0x52/0xb0
[  277.831664] 1965979 pages RAM
[  277.834687]  ? rcu_read_lock_sched_held+0x108/0x120
[  277.838731] 0 pages HighMem/MovableOnly
[  277.841843]  __do_softirq+0x30b/0xad8
[  277.846929] 342744 pages reserved
[  277.850917]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  277.854694] 0 pages cma reserved
[  277.858154]  ? pvclock_read_flags+0x160/0x160
[  277.863423] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.866717]  ? lapic_next_event+0x5a/0x90
[  277.871317] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.877700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.881840] syz-fuzzer cpuset=
[  277.892077]  ? check_preemption_disabled+0x48/0x200
[  277.897711] /
[  277.900914]  ? check_preemption_disabled+0x48/0x200
[  277.905919]  mems_allowed=0
[  277.907641]  ? kvm_clock_read+0x18/0x30
[  277.919549]  ? kvm_sched_clock_read+0x9/0x20
[  277.923980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.929535]  ? check_preemption_disabled+0x48/0x200
[  277.934579]  irq_exit+0x17f/0x1c0
[  277.938050]  smp_apic_timer_interrupt+0x1cb/0x760
[  277.942904]  ? smp_reschedule_interrupt+0x109/0x650
[  277.947936]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.953835]  ? interrupt_entry+0xb5/0xf0
[  277.957914]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.962945]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.967975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.972838]  ? trace_hardirqs_off+0x300/0x300
[  277.977355]  ? trace_hardirqs_off+0x300/0x300
[  277.981864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.987406]  ? check_preemption_disabled+0x48/0x200
[  277.992433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.997992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.002879]  apic_timer_interrupt+0xf/0x20
[  278.007117]  </IRQ>
[  278.009380] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  278.014345] 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
[  278.033311] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  278.041041] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  278.048340] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  278.055620] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  278.062897] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  278.070179] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  278.077509]  skb_clone+0x1bb/0x500
[  278.081064]  ? skb_split+0x11e0/0x11e0
[  278.084967]  ? preempt_notifier_register+0x200/0x200
[  278.090082]  ? __switch_to_asm+0x34/0x70
[  278.094154]  ? __switch_to_asm+0x34/0x70
[  278.098227]  ? __switch_to_asm+0x40/0x70
[  278.102322]  ? __switch_to_asm+0x34/0x70
[  278.106397]  ? __switch_to_asm+0x40/0x70
[  278.110472]  ? __switch_to_asm+0x40/0x70
[  278.114545]  ? __switch_to_asm+0x34/0x70
[  278.118616]  ? __switch_to_asm+0x34/0x70
[  278.122688]  ? __switch_to_asm+0x40/0x70
[  278.126761]  ? __switch_to_asm+0x34/0x70
[  278.130846]  bpf_clone_redirect+0xb9/0x490
[  278.135106]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  278.140144]  ? __sched_text_start+0x8/0x8
[  278.144351]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  278.149133]  ? find_held_lock+0x36/0x1c0
[  278.153220]  ? lock_acquire+0x1ed/0x520
[  278.157204]  ? bpf_test_run+0x32e/0x5a0
[  278.161191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.166744]  ? check_preemption_disabled+0x48/0x200
[  278.171781]  ? kasan_check_read+0x11/0x20
[  278.175954]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.181245]  ? rcu_bh_qs+0xc0/0xc0
[  278.184812]  ? preempt_schedule+0x4d/0x60
[  278.188974]  ? ___preempt_schedule+0x16/0x18
[  278.193404]  ? bpf_test_run+0x1c0/0x5a0
[  278.197404]  ? netlink_diag_dump+0x2a0/0x2a0
[  278.201828]  ? bpf_prog_test_run_skb+0x452/0xb40
[  278.206600]  ? bpf_prog_test_run_skb+0x634/0xb40
[  278.211380]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  278.216233]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  278.221781]  ? fput+0x130/0x1a0
[  278.225082]  ? __bpf_prog_get+0x9b/0x290
[  278.229157]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  278.234010]  ? bpf_prog_test_run+0x130/0x1a0
[  278.238436]  ? __x64_sys_bpf+0x3d8/0x510
[  278.242513]  ? bpf_prog_get+0x20/0x20
[  278.246363]  ? do_syscall_64+0x1b9/0x820
[  278.250438]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  278.255821]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.260768]  ? trace_hardirqs_off+0x300/0x300
[  278.265282]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  278.270351]  ? recalc_sigpending_tsk+0x180/0x180
[  278.275141]  ? kasan_check_write+0x14/0x20
[  278.279400]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.284267]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  278.289687] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  278.289758] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.296623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.296631] Call Trace:
[  278.303224] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.312481]  <IRQ>
[  278.315063] syz-executor7 cpuset=
[  278.325554]  dump_stack+0x1c4/0x2b4
[  278.327688] syz7
[  278.331144]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.334760]  mems_allowed=0
[  278.336749]  warn_alloc.cold.118+0xb7/0x1bd
[  278.349175]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.354034]  ? lock_downgrade+0x900/0x900
[  278.358202]  ? trace_hardirqs_off+0xb8/0x300
[  278.362633]  ? trace_hardirqs_off+0xb8/0x300
[  278.367061]  __alloc_pages_slowpath+0x2667/0x2d80
[  278.371945]  ? warn_alloc+0x120/0x120
[  278.375762]  ? trace_hardirqs_on+0x310/0x310
[  278.380183]  ? warn_alloc+0x120/0x120
[  278.383998]  ? print_usage_bug+0xc0/0xc0
[  278.388069]  ? warn_alloc+0x120/0x120
[  278.391882]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  278.396911]  ? print_usage_bug+0xc0/0xc0
[  278.400985]  ? __lock_acquire+0x7ec/0x4ec0
[  278.405232]  ? __lock_acquire+0x7ec/0x4ec0
[  278.409482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.415033]  ? should_fail+0x22d/0xd01
[  278.418938]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.424056]  ? __lock_acquire+0x7ec/0x4ec0
[  278.428338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.433456]  ? __lock_acquire+0x7ec/0x4ec0
[  278.437704]  ? should_fail+0x22d/0xd01
[  278.441609]  ? print_usage_bug+0xc0/0xc0
[  278.445693]  ? mark_held_locks+0x130/0x130
[  278.449945]  ? mark_held_locks+0x130/0x130
[  278.454203]  ? graph_lock+0x170/0x170
[  278.458057]  ? print_usage_bug+0xc0/0xc0
[  278.462130]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  278.466899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.472455]  ? check_preemption_disabled+0x48/0x200
[  278.477489]  ? check_preemption_disabled+0x48/0x200
[  278.482534]  ? __lock_is_held+0xb5/0x140
[  278.486618]  __alloc_pages_nodemask+0xa80/0xde0
[  278.491326]  ? graph_lock+0x170/0x170
[  278.495146]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.500172]  ? graph_lock+0x170/0x170
[  278.503996]  ? find_held_lock+0x36/0x1c0
[  278.508082]  ? ____cache_alloc_node+0x1c7/0x1e0
[  278.512767]  ? lock_downgrade+0x900/0x900
[  278.516938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.522498]  cache_grow_begin+0x91/0x8c0
[  278.526576]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.531007]  fallback_alloc+0x203/0x2e0
[  278.534999]  ____cache_alloc_node+0x1c7/0x1e0
[  278.539512]  kmem_cache_alloc_node+0xe3/0x730
[  278.544397]  ? ipv6_get_ifaddr+0x42e/0x620
[  278.548660]  __alloc_skb+0x119/0x770
[  278.552387]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.557681]  ? skb_scrub_packet+0x490/0x490
[  278.562012]  ? lock_downgrade+0x900/0x900
[  278.566179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.571730]  ? refcount_sub_and_test_checked+0x203/0x310
[  278.577200]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  278.582662]  ? addrconf_rs_timer+0x6f0/0x6f0
[  278.587099]  ndisc_alloc_skb+0x144/0x340
[  278.591178]  ndisc_send_rs+0x331/0x6e0
[  278.595084]  addrconf_rs_timer+0x3c0/0x6f0
[  278.599355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.603619]  call_timer_fn+0x272/0x920
[  278.607522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.611773]  ? process_timeout+0x40/0x40
[  278.615845]  ? find_held_lock+0x36/0x1c0
[  278.620108]  ? mark_held_locks+0xc7/0x130
[  278.624272]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.628893]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.633401]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.637652]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  278.642247]  ? trace_hardirqs_on+0xbd/0x310
[  278.646580]  ? kasan_check_read+0x11/0x20
[  278.650748]  ? __run_timers+0x7da/0xc70
[  278.654739]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.660343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.664601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.668849]  __run_timers+0x7e5/0xc70
[  278.672674]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  278.678052]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.683081]  ? graph_lock+0x170/0x170
[  278.686897]  ? print_usage_bug+0xc0/0xc0
[  278.690968]  ? lock_release+0x970/0x970
[  278.694956]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  278.700169]  ? find_held_lock+0x36/0x1c0
[  278.704247]  ? graph_lock+0x170/0x170
[  278.708068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.713620]  ? check_preemption_disabled+0x48/0x200
[  278.718660]  ? __lock_is_held+0xb5/0x140
[  278.722736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.728287]  ? check_preemption_disabled+0x48/0x200
[  278.733364]  run_timer_softirq+0x52/0xb0
[  278.737441]  ? rcu_read_lock_sched_held+0x108/0x120
[  278.742472]  __do_softirq+0x30b/0xad8
[  278.746324]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  278.751447]  ? pvclock_read_flags+0x160/0x160
[  278.755952]  ? lapic_next_event+0x5a/0x90
[  278.760113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.765666]  ? check_preemption_disabled+0x48/0x200
[  278.770695]  ? check_preemption_disabled+0x48/0x200
[  278.775732]  ? kvm_clock_read+0x18/0x30
[  278.779723]  ? kvm_sched_clock_read+0x9/0x20
[  278.784149]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.789699]  ? check_preemption_disabled+0x48/0x200
[  278.794738]  irq_exit+0x17f/0x1c0
[  278.798207]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.803062]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.808959]  ? interrupt_entry+0xb5/0xf0
[  278.813107]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.818137]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.823167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.828041]  ? trace_hardirqs_off+0x300/0x300
[  278.832550]  ? trace_hardirqs_off+0x300/0x300
[  278.837060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.842615]  ? check_preemption_disabled+0x48/0x200
[  278.847645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.853201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.858067]  apic_timer_interrupt+0xf/0x20
[  278.862333]  </IRQ>
[  278.864587] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  278.869877] 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
[  278.888786] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  278.896511] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  278.903791] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  278.911071] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  278.918352] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  278.925633] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  278.932935]  ? arch_local_irq_restore+0x45/0x52
[  278.937626]  dump_stack+0x26a/0x2b4
[  278.941266]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.946499]  ? mark_held_locks+0x130/0x130
[  278.950744]  ? mark_held_locks+0x130/0x130
[  278.954996]  dump_header+0x27b/0xf72
[  278.958733]  ? pagefault_out_of_memory+0x197/0x197
[  278.963678]  ? mark_held_locks+0x130/0x130
[  278.967929]  ? __lock_acquire+0x7ec/0x4ec0
[  278.972178]  ? mem_cgroup_charge_statistics+0x780/0x780
[  278.977555]  ? print_usage_bug+0xc0/0xc0
[  278.981627]  ? print_usage_bug+0xc0/0xc0
[  278.985708]  ? graph_lock+0x170/0x170
[  278.989521]  ? graph_lock+0x170/0x170
[  278.993355]  ? print_usage_bug+0xc0/0xc0
[  278.997426]  ? print_usage_bug+0xc0/0xc0
[  279.001511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.007063]  ? find_held_lock+0x36/0x1c0
[  279.011147]  ? mark_held_locks+0xc7/0x130
[  279.015337]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.020460]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.025576]  ? lockdep_hardirqs_on+0x421/0x5c0
[  279.030172]  ? trace_hardirqs_on+0xbd/0x310
[  279.034507]  ? kasan_check_read+0x11/0x20
[  279.038755]  ? ___ratelimit+0x36f/0x655
[  279.042741]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.048203]  ? trace_hardirqs_on+0x310/0x310
[  279.052624]  ? lock_downgrade+0x900/0x900
[  279.056790]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  279.061910]  ? ___ratelimit+0xaa/0x655
[  279.065813]  ? idr_get_free+0xec0/0xec0
[  279.069800]  ? kasan_check_write+0x14/0x20
[  279.074052]  ? do_raw_spin_lock+0xc1/0x200
[  279.078334]  oom_kill_process.cold.27+0x10/0x903
[  279.083104]  ? graph_lock+0x170/0x170
[  279.086917]  ? _raw_spin_unlock+0x2c/0x50
[  279.091079]  ? oom_badness+0xe6/0xaa0
[  279.094898]  ? oom_evaluate_task+0x540/0x540
[  279.099350]  ? find_held_lock+0x36/0x1c0
[  279.103434]  ? out_of_memory+0x974/0x14c0
[  279.107598]  ? lock_downgrade+0x900/0x900
[  279.111758]  ? check_preemption_disabled+0x48/0x200
[  279.116795]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.122607]  ? kasan_check_read+0x11/0x20
[  279.126770]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.132062]  ? rcu_bh_qs+0xc0/0xc0
[  279.135617]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.141162]  ? oom_evaluate_task+0x302/0x540
[  279.145589]  out_of_memory+0xa86/0x14c0
[  279.149726]  ? oom_killer_disable+0x3a0/0x3a0
[  279.154235]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  279.159181]  ? __mutex_add_waiter+0x2a0/0x2a0
[  279.163701]  __alloc_pages_slowpath+0x2318/0x2d80
[  279.168585]  ? warn_alloc+0x120/0x120
[  279.172399]  ? __radix_tree_lookup+0x4c0/0x4c0
[  279.177007]  ? find_get_entry+0x2f2/0xc40
[  279.181178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.186731]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  279.191673]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.197221]  ? should_fail+0x22d/0xd01
[  279.201125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.206244]  ? __lock_is_held+0xb5/0x140
[  279.210372]  ? __lock_is_held+0xb5/0x140
[  279.214452]  ? find_held_lock+0x36/0x1c0
[  279.218532]  ? ___might_sleep+0x1ed/0x300
[  279.222693]  ? lock_release+0x970/0x970
[  279.226682]  ? arch_local_save_flags+0x40/0x40
[  279.231288]  ? __might_sleep+0x95/0x190
[  279.235337]  __alloc_pages_nodemask+0xa80/0xde0
[  279.240027]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  279.245060]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.250873]  ? kasan_check_read+0x11/0x20
[  279.255036]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.260352]  ? graph_lock+0x170/0x170
[  279.264165]  ? print_usage_bug+0xc0/0xc0
[  279.268243]  ? graph_lock+0x170/0x170
[  279.272060]  ? graph_lock+0x170/0x170
[  279.275883]  ? __do_page_cache_readahead+0x7ce/0x980
[  279.281019]  ? find_held_lock+0x36/0x1c0
[  279.285113]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  279.290669]  alloc_pages_current+0x10c/0x210
[  279.295090]  ? lock_downgrade+0x900/0x900
[  279.299255]  __page_cache_alloc+0x38f/0x5b0
[  279.303592]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.309402]  ? kasan_check_read+0x11/0x20
[  279.313566]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.318968]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  279.323653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.329214]  ? check_preemption_disabled+0x48/0x200
[  279.334338]  filemap_fault+0x1594/0x25f0
[  279.338435]  ? __lock_page_or_retry+0xa00/0xa00
[  279.343121]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.348934]  ? kasan_check_read+0x11/0x20
[  279.353098]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.358386]  ? rcu_bh_qs+0xc0/0xc0
[  279.362003]  ? print_usage_bug+0xc0/0xc0
[  279.366083]  ? filemap_map_pages+0xdea/0x1980
[  279.370595]  ? print_usage_bug+0xc0/0xc0
[  279.374679]  ? find_get_pages_range_tag+0x1320/0x1320
[  279.380011]  ? print_usage_bug+0xc0/0xc0
[  279.384085]  ? __lock_acquire+0x7ec/0x4ec0
[  279.388353]  ? graph_lock+0x170/0x170
[  279.392168]  ? __sigqueue_free.part.27+0x7d/0xa0
[  279.396944]  ? __lock_acquire+0x7ec/0x4ec0
[  279.401208]  ? lock_acquire+0x1ed/0x520
[  279.405194]  ? ext4_filemap_fault+0x7a/0xad
[  279.409535]  ? lock_release+0x970/0x970
[  279.413521]  ? arch_local_save_flags+0x40/0x40
[  279.418117]  ? mark_held_locks+0x130/0x130
[  279.422403]  ? down_read+0xb0/0x1d0
[  279.426041]  ? ext4_filemap_fault+0x7a/0xad
[  279.430376]  ? __down_interruptible+0x700/0x700
[  279.435059]  ? graph_lock+0x170/0x170
[  279.438877]  ? __sigqueue_free.part.27+0x7d/0xa0
[  279.443663]  ext4_filemap_fault+0x82/0xad
[  279.447826]  __do_fault+0x100/0x6b0
[  279.451469]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.456765]  ? print_bad_pte+0x6c0/0x6c0
[  279.460844]  ? pmd_val+0x88/0x100
[  279.464333]  ? add_mm_counter_fast+0xd0/0xd0
[  279.468757]  ? pmd_val+0x88/0x100
[  279.472227]  ? add_mm_counter_fast+0xd0/0xd0
[  279.476658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.482218]  __handle_mm_fault+0x3709/0x53e0
[  279.486652]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  279.491528]  ? graph_lock+0x170/0x170
[  279.495483]  ? print_usage_bug+0xc0/0xc0
[  279.499559]  ? graph_lock+0x170/0x170
[  279.503374]  ? graph_lock+0x170/0x170
[  279.507205]  ? handle_mm_fault+0x42a/0xc70
[  279.511452]  ? lock_downgrade+0x900/0x900
[  279.515614]  ? check_preemption_disabled+0x48/0x200
[  279.520649]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.526470]  ? kasan_check_read+0x11/0x20
[  279.530630]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.536010]  ? rcu_bh_qs+0xc0/0xc0
[  279.539567]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.545033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.550583]  ? check_preemption_disabled+0x48/0x200
[  279.555622]  handle_mm_fault+0x54f/0xc70
[  279.559701]  ? __handle_mm_fault+0x53e0/0x53e0
[  279.564341]  ? find_vma+0x34/0x190
[  279.567903]  __do_page_fault+0x67d/0xed0
[  279.571988]  ? mm_fault_error+0x380/0x380
[  279.576153]  ? syscall_slow_exit_work+0x520/0x520
[  279.581012]  do_page_fault+0xf2/0x7e0
[  279.584828]  ? vmalloc_sync_all+0x30/0x30
[  279.588990]  ? error_entry+0x70/0xd0
[  279.592779]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.597806]  ? trace_hardirqs_on_caller+0xc0/0x300
[  279.602750]  ? syscall_return_slowpath+0x5e0/0x5e0
[  279.607764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.612625]  ? trace_hardirqs_off+0x300/0x300
[  279.617135]  ? trace_hardirqs_off_caller+0x300/0x300
[  279.622259]  ? prepare_exit_to_usermode+0x291/0x3b0
[  279.627338]  ? page_fault+0x8/0x30
[  279.630897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.635767]  ? page_fault+0x8/0x30
[  279.639351]  page_fault+0x1e/0x30
[  279.642813] RIP: 0033:0x45db60
[  279.646019] Code: Bad RIP value.
[  279.649391] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  279.654769] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  279.662049] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  279.669342] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  279.676956] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  279.684234] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  279.691544] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  279.691549] warn_alloc_show_mem: 1 callbacks suppressed
[  279.691556] Mem-Info:
[  279.698750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  279.704130] active_anon:38738 inactive_anon:372 isolated_anon:0
[  279.704130]  active_file:16 inactive_file:22 isolated_file:0
[  279.704130]  unevictable:0 dirty:0 writeback:0 unstable:0
[  279.704130]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  279.704130]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  279.704130]  free:13555 free_pcp:233 free_cma:0
[  279.706512] Call Trace:
[  279.715909] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  279.748768]  <IRQ>
[  279.751353] Node 0 
[  279.779037]  dump_stack+0x1c4/0x2b4
[  279.781197] 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
[  279.783420]  ? dump_stack_print_info.cold.2+0x52/0x52
[  279.787030] lowmem_reserve[]:
[  279.812546]  warn_alloc.cold.118+0xb7/0x1bd
[  279.817712]  0
[  279.820828]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  279.825135]  2817
[  279.826947]  ? lock_downgrade+0x900/0x900
[  279.831773]  6321
[  279.833846]  ? trace_hardirqs_off+0xb8/0x300
[  279.837974]  6321
[  279.840046]  ? trace_hardirqs_off+0xb8/0x300
[  279.846609]  __alloc_pages_slowpath+0x2667/0x2d80
[  279.850997] Node 0 DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  279.855875]  ? warn_alloc+0x120/0x120
[  279.855892]  ? trace_hardirqs_on+0x310/0x310
[  279.883262] lowmem_reserve[]:
[  279.887074]  ? warn_alloc+0x120/0x120
[  279.891467]  0
[  279.894581]  ? print_usage_bug+0xc0/0xc0
[  279.898430]  0
[  279.900241]  ? warn_alloc+0x120/0x120
[  279.904288]  3503
[  279.906119]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  279.909903]  3503
[  279.911973]  ? print_usage_bug+0xc0/0xc0
[  279.919043]  ? __lock_acquire+0x7ec/0x4ec0
[  279.923089] Node 0 
[  279.927342]  ? __lock_acquire+0x7ec/0x4ec0
[  279.927378] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  279.929593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.933806] lowmem_reserve[]: 0
[  279.962193]  ? should_fail+0x22d/0xd01
[  279.967718]  0
[  279.971004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.974873]  0
[  279.976682]  ? __lock_acquire+0x7ec/0x4ec0
[  279.981768]  0
[  279.983579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.989691]  ? __lock_acquire+0x7ec/0x4ec0
[  279.994778] Node 0 
[  279.999015]  ? should_fail+0x22d/0xd01
[  279.999025] DMA: 
[  280.001267]  ? print_usage_bug+0xc0/0xc0
[  280.005139] 1*4kB 
[  280.007321]  ? mark_held_locks+0x130/0x130
[  280.011366] (U) 
[  280.013522]  ? mark_held_locks+0x130/0x130
[  280.017738] 0*8kB 0*16kB 
[  280.019735]  ? graph_lock+0x170/0x170
[  280.023951] 1*32kB 
[  280.026712]  ? print_usage_bug+0xc0/0xc0
[  280.030500] (U) 
[  280.032747]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.036792] 2*64kB (U) 
[  280.038789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.043530] 1*128kB 
[  280.046123]  ? check_preemption_disabled+0x48/0x200
[  280.051787] (U) 
[  280.054124]  ? check_preemption_disabled+0x48/0x200
[  280.059129] 1*256kB 
[  280.061115]  ? __lock_is_held+0xb5/0x140
[  280.066110] (U) 
[  280.068451]  __alloc_pages_nodemask+0xa80/0xde0
[  280.072495] 0*512kB 
[  280.074479]  ? graph_lock+0x170/0x170
[  280.079133] 1*1024kB 
[  280.081460]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.085248] (U) 
[  280.087663]  ? graph_lock+0x170/0x170
[  280.092666] 1*2048kB 
[  280.094654]  ? find_held_lock+0x36/0x1c0
[  280.098435] (M) 
[  280.100856]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.104896] 3*4096kB 
[  280.106876]  ? lock_downgrade+0x900/0x900
[  280.111530] (M) 
[  280.113956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.118083] = 15908kB
[  280.120067]  cache_grow_begin+0x91/0x8c0
[  280.125586] Node 0 
[  280.128004]  ? do_raw_spin_unlock+0xa7/0x2f0
[  280.132047] DMA32: 
[  280.134325]  fallback_alloc+0x203/0x2e0
[  280.138720] 2*4kB 
[  280.140968]  ____cache_alloc_node+0x1c7/0x1e0
[  280.144925] (M) 
[  280.147081]  kmem_cache_alloc_node+0xe3/0x730
[  280.151562] 1*8kB 
[  280.153547]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.158031] (U) 
[  280.160241]  __alloc_skb+0x119/0x770
[  280.164453] 3*16kB (M) 
[  280.166456]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.170147] 2*32kB 
[  280.172737]  ? skb_scrub_packet+0x490/0x490
[  280.177993] (UM) 
[  280.180239]  ? lock_downgrade+0x900/0x900
[  280.184545] 2*64kB 
[  280.186620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.190778] (M) 
[  280.193023]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.198551] 3*128kB 
[  280.200532]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.206021] (M) 
[  280.208360]  ? addrconf_rs_timer+0x6f0/0x6f0
[  280.213795] 2*256kB 
[  280.215790]  ndisc_alloc_skb+0x144/0x340
[  280.220180] (M) 
[  280.222516]  ndisc_send_rs+0x331/0x6e0
[  280.226561] 3*512kB 
[  280.228548]  addrconf_rs_timer+0x3c0/0x6f0
[  280.232424] (M) 
[  280.234756]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.239032] 4*1024kB 
[  280.241027]  call_timer_fn+0x272/0x920
[  280.245319] (UM) 
[  280.247738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.251613] 3*2048kB 
[  280.253692]  ? process_timeout+0x40/0x40
[  280.257907] (UM) 
[  280.260344]  ? find_held_lock+0x36/0x1c0
[  280.264394] 3*4096kB 
[  280.266473]  ? __run_timers+0x7da/0xc70
[  280.270513] (M) 
[  280.272933]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.276897] = 25216kB
[  280.278882]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.283375] Node 0 
[  280.285796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.290368] Normal: 
[  280.292614]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  280.296837] 808*4kB 
[  280.299166]  ? trace_hardirqs_on+0xbd/0x310
[  280.303788] (UME) 
[  280.306190]  ? kasan_check_read+0x11/0x20
[  280.310498] 439*8kB 
[  280.312654]  ? __run_timers+0x7da/0xc70
[  280.316782] (UME) 
[  280.319120]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.323080] 179*16kB 
[  280.325353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.330787] (UMEH) 
[  280.333221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.337439] 64*32kB 
[  280.339682]  __run_timers+0x7e5/0xc70
[  280.343907] (UMEH) 
[  280.346249]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  280.350028] 19*64kB 
[  280.352273]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.357616] (UMEH) 
[  280.359944]  ? graph_lock+0x170/0x170
[  280.364949] 2*128kB 
[  280.367189]  ? enqueue_hrtimer+0x1a5/0x560
[  280.370975] (UM) 
[  280.373330]  ? lock_release+0x970/0x970
[  280.377553] 0*256kB 
[  280.379628]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  280.383593] 0*512kB 
[  280.385931]  ? find_held_lock+0x36/0x1c0
[  280.391106] 0*1024kB 
[  280.393444]  ? graph_lock+0x170/0x170
[  280.397498] 0*2048kB 
[  280.399913]  ? pvclock_read_flags+0x160/0x160
[  280.403704] 0*4096kB 
[  280.406123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.410602] = 13128kB
[  280.413021]  ? check_preemption_disabled+0x48/0x200
[  280.418552] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  280.420971]  ? __lock_is_held+0xb5/0x140
[  280.425992] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  280.434832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.438887] 417 total pagecache pages
[  280.447465]  ? check_preemption_disabled+0x48/0x200
[  280.452995] 0 pages in swap cache
[  280.456806]  run_timer_softirq+0x52/0xb0
[  280.461831] Swap cache stats: add 0, delete 0, find 0/0
[  280.465333]  ? rcu_read_lock_sched_held+0x108/0x120
[  280.469385] Free swap  = 0kB
[  280.474757]  __do_softirq+0x30b/0xad8
[  280.479756] Total swap = 0kB
[  280.482792]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  280.486569] 1965979 pages RAM
[  280.489595]  ? pvclock_read_flags+0x160/0x160
[  280.494681] 0 pages HighMem/MovableOnly
[  280.497789]  ? lapic_next_event+0x5a/0x90
[  280.502275] 342744 pages reserved
[  280.506279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.510479] 0 pages cma reserved
[  280.513961]  ? check_preemption_disabled+0x48/0x200
[  280.519542] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.522846]  ? check_preemption_disabled+0x48/0x200
[  280.522867]  ? kvm_clock_read+0x18/0x30
[  280.527928] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.534368]  ? kvm_sched_clock_read+0x9/0x20
[  280.539373] syz-fuzzer cpuset=
[  280.543361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.554051] /
[  280.558475]  ? check_preemption_disabled+0x48/0x200
[  280.561655]  mems_allowed=0
[  280.567202]  irq_exit+0x17f/0x1c0
[  280.580326]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.585183]  ? smp_reschedule_interrupt+0x109/0x650
[  280.590215]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.596113]  ? interrupt_entry+0xb5/0xf0
[  280.600191]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.605222]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.610252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.615109]  ? trace_hardirqs_off+0x300/0x300
[  280.619794]  ? trace_hardirqs_off+0x300/0x300
[  280.624336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.629892]  ? check_preemption_disabled+0x48/0x200
[  280.634922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.640488]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.645365]  apic_timer_interrupt+0xf/0x20
[  280.649610]  </IRQ>
[  280.651866] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  280.656814] 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
[  280.675729] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  280.683453] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  280.690730] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  280.698009] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  280.705285] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  280.712594] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  280.719917]  skb_clone+0x1bb/0x500
[  280.723489]  ? skb_split+0x11e0/0x11e0
[  280.727393]  ? preempt_notifier_register+0x200/0x200
[  280.732509]  ? __switch_to_asm+0x34/0x70
[  280.736582]  ? __switch_to_asm+0x34/0x70
[  280.740653]  ? __switch_to_asm+0x40/0x70
[  280.744725]  ? __switch_to_asm+0x34/0x70
[  280.748797]  ? __switch_to_asm+0x40/0x70
[  280.752876]  ? __switch_to_asm+0x40/0x70
[  280.756952]  ? __switch_to_asm+0x34/0x70
[  280.761025]  ? __switch_to_asm+0x34/0x70
[  280.765100]  ? __switch_to_asm+0x40/0x70
[  280.769176]  ? __switch_to_asm+0x34/0x70
[  280.773259]  bpf_clone_redirect+0xb9/0x490
[  280.777543]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  280.782574]  ? __sched_text_start+0x8/0x8
[  280.786736]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.791517]  ? find_held_lock+0x36/0x1c0
[  280.795601]  ? lock_acquire+0x1ed/0x520
[  280.799590]  ? bpf_test_run+0x32e/0x5a0
[  280.803578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.809130]  ? check_preemption_disabled+0x48/0x200
[  280.814167]  ? kasan_check_read+0x11/0x20
[  280.818350]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.823640]  ? rcu_bh_qs+0xc0/0xc0
[  280.827193]  ? preempt_schedule+0x4d/0x60
[  280.831443]  ? ___preempt_schedule+0x16/0x18
[  280.835872]  ? bpf_test_run+0x1c0/0x5a0
[  280.839879]  ? netlink_diag_dump+0x2a0/0x2a0
[  280.844320]  ? bpf_prog_test_run_skb+0x452/0xb40
[  280.849100]  ? bpf_prog_test_run_skb+0x634/0xb40
[  280.853873]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  280.858728]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  280.864278]  ? fput+0x130/0x1a0
[  280.867597]  ? __bpf_prog_get+0x9b/0x290
[  280.871672]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  280.876526]  ? bpf_prog_test_run+0x130/0x1a0
[  280.880947]  ? __x64_sys_bpf+0x3d8/0x510
[  280.885018]  ? bpf_prog_get+0x20/0x20
[  280.888852]  ? do_syscall_64+0x1b9/0x820
[  280.892930]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  280.898336]  ? syscall_return_slowpath+0x5e0/0x5e0
[  280.903282]  ? trace_hardirqs_off+0x300/0x300
[  280.907824]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  280.912856]  ? recalc_sigpending_tsk+0x180/0x180
[  280.917629]  ? kasan_check_write+0x14/0x20
[  280.921883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.926749]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  280.932142] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  280.932213] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.939083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.939089] Call Trace:
[  280.939096]  <IRQ>
[  280.939111]  dump_stack+0x1c4/0x2b4
[  280.939129]  ? dump_stack_print_info.cold.2+0x52/0x52
[  280.945674] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.955073]  warn_alloc.cold.118+0xb7/0x1bd
[  280.957640] syz-executor7 cpuset=
[  280.959797]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.963412] syz7
[  280.968608]  ? lock_downgrade+0x900/0x900
[  280.979079]  mems_allowed=0
[  280.983560]  ? trace_hardirqs_off+0xb8/0x300
[  281.005320]  ? trace_hardirqs_off+0xb8/0x300
[  281.009753]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.014637]  ? warn_alloc+0x120/0x120
[  281.018455]  ? warn_alloc+0x120/0x120
[  281.022270]  ? print_usage_bug+0xc0/0xc0
[  281.026369]  ? warn_alloc+0x120/0x120
[  281.030182]  ? print_usage_bug+0xc0/0xc0
[  281.034258]  ? __lock_acquire+0x7ec/0x4ec0
[  281.038509]  ? __lock_acquire+0x7ec/0x4ec0
[  281.042759]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.048333]  ? should_fail+0x22d/0xd01
[  281.052238]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.057353]  ? __lock_acquire+0x7ec/0x4ec0
[  281.061608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.066716]  ? __lock_acquire+0x7ec/0x4ec0
[  281.070956]  ? should_fail+0x22d/0xd01
[  281.074899]  ? mark_held_locks+0x130/0x130
[  281.079147]  ? mark_held_locks+0x130/0x130
[  281.083384]  ? graph_lock+0x170/0x170
[  281.087190]  ? graph_lock+0x170/0x170
[  281.090997]  ? graph_lock+0x170/0x170
[  281.094799]  ? print_usage_bug+0xc0/0xc0
[  281.098861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.104397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.109935]  ? check_preemption_disabled+0x48/0x200
[  281.114951]  ? check_preemption_disabled+0x48/0x200
[  281.119981]  ? __lock_is_held+0xb5/0x140
[  281.124047]  __alloc_pages_nodemask+0xa80/0xde0
[  281.128719]  ? graph_lock+0x170/0x170
[  281.132525]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.137536]  ? graph_lock+0x170/0x170
[  281.141350]  ? find_held_lock+0x36/0x1c0
[  281.145419]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.150088]  ? lock_downgrade+0x900/0x900
[  281.154242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.159783]  cache_grow_begin+0x91/0x8c0
[  281.163849]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.168265]  fallback_alloc+0x203/0x2e0
[  281.172258]  ____cache_alloc_node+0x1c7/0x1e0
[  281.176764]  kmem_cache_alloc_node+0xe3/0x730
[  281.181259]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.185513]  __alloc_skb+0x119/0x770
[  281.189240]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.194560]  ? skb_scrub_packet+0x490/0x490
[  281.198898]  ? lock_downgrade+0x900/0x900
[  281.203065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.208604]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.214060]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  281.219511]  ? addrconf_rs_timer+0x6f0/0x6f0
[  281.223932]  ndisc_alloc_skb+0x144/0x340
[  281.228000]  ndisc_send_rs+0x331/0x6e0
[  281.231895]  addrconf_rs_timer+0x3c0/0x6f0
[  281.236139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.240394]  call_timer_fn+0x272/0x920
[  281.244281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.248539]  ? process_timeout+0x40/0x40
[  281.252607]  ? find_held_lock+0x36/0x1c0
[  281.256682]  ? mark_held_locks+0xc7/0x130
[  281.260840]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.265337]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.269834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.274070]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  281.278660]  ? trace_hardirqs_on+0xbd/0x310
[  281.282993]  ? kasan_check_read+0x11/0x20
[  281.287148]  ? __run_timers+0x7da/0xc70
[  281.291129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.296592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.300839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.305082]  __run_timers+0x7e5/0xc70
[  281.308915]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  281.314286]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.319403]  ? graph_lock+0x170/0x170
[  281.323219]  ? print_usage_bug+0xc0/0xc0
[  281.327310]  ? lock_release+0x970/0x970
[  281.331322]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  281.336536]  ? find_held_lock+0x36/0x1c0
[  281.340614]  ? graph_lock+0x170/0x170
[  281.344431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.349984]  ? check_preemption_disabled+0x48/0x200
[  281.355027]  ? __lock_is_held+0xb5/0x140
[  281.359101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.364650]  ? check_preemption_disabled+0x48/0x200
[  281.369691]  run_timer_softirq+0x52/0xb0
[  281.373762]  ? rcu_read_lock_sched_held+0x108/0x120
[  281.378795]  __do_softirq+0x30b/0xad8
[  281.382624]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  281.387755]  ? pvclock_read_flags+0x160/0x160
[  281.392264]  ? lapic_next_event+0x5a/0x90
[  281.396588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.402158]  ? check_preemption_disabled+0x48/0x200
[  281.407191]  ? check_preemption_disabled+0x48/0x200
[  281.412230]  ? kvm_clock_read+0x18/0x30
[  281.416220]  ? kvm_sched_clock_read+0x9/0x20
[  281.420645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.426223]  ? check_preemption_disabled+0x48/0x200
[  281.431268]  irq_exit+0x17f/0x1c0
[  281.434831]  smp_apic_timer_interrupt+0x1cb/0x760
[  281.439695]  ? smp_call_function_single_interrupt+0x650/0x650
[  281.445595]  ? interrupt_entry+0xb5/0xf0
[  281.449675]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.454705]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.459737]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.464593]  ? trace_hardirqs_off+0x300/0x300
[  281.469098]  ? trace_hardirqs_off+0x300/0x300
[  281.473614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.479168]  ? check_preemption_disabled+0x48/0x200
[  281.484200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.489763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.494629]  apic_timer_interrupt+0xf/0x20
[  281.498872]  </IRQ>
[  281.501121] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  281.506475] 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
[  281.525404] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  281.533131] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  281.540477] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  281.547758] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  281.555038] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  281.562408] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  281.569715]  ? arch_local_irq_restore+0x45/0x52
[  281.574406]  dump_stack+0x26a/0x2b4
[  281.578050]  ? dump_stack_print_info.cold.2+0x52/0x52
[  281.583258]  ? mark_held_locks+0x130/0x130
[  281.587503]  ? mark_held_locks+0x130/0x130
[  281.591760]  dump_header+0x27b/0xf72
[  281.595500]  ? pagefault_out_of_memory+0x197/0x197
[  281.600449]  ? mark_held_locks+0x130/0x130
[  281.604702]  ? __lock_acquire+0x7ec/0x4ec0
[  281.608955]  ? mem_cgroup_charge_statistics+0x780/0x780
[  281.614355]  ? print_usage_bug+0xc0/0xc0
[  281.618431]  ? print_usage_bug+0xc0/0xc0
[  281.622515]  ? graph_lock+0x170/0x170
[  281.626349]  ? graph_lock+0x170/0x170
[  281.630169]  ? print_usage_bug+0xc0/0xc0
[  281.634275]  ? print_usage_bug+0xc0/0xc0
[  281.638390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.643943]  ? find_held_lock+0x36/0x1c0
[  281.648025]  ? mark_held_locks+0xc7/0x130
[  281.652192]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  281.657345]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  281.662461]  ? lockdep_hardirqs_on+0x421/0x5c0
[  281.667061]  ? trace_hardirqs_on+0xbd/0x310
[  281.671482]  ? kasan_check_read+0x11/0x20
[  281.675904]  ? ___ratelimit+0x36f/0x655
[  281.680156]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.685619]  ? trace_hardirqs_on+0x310/0x310
[  281.690042]  ? lock_downgrade+0x900/0x900
[  281.694211]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  281.699352]  ? ___ratelimit+0xaa/0x655
[  281.703258]  ? idr_get_free+0xec0/0xec0
[  281.707249]  ? kasan_check_write+0x14/0x20
[  281.711527]  ? do_raw_spin_lock+0xc1/0x200
[  281.715783]  oom_kill_process.cold.27+0x10/0x903
[  281.720557]  ? graph_lock+0x170/0x170
[  281.724375]  ? _raw_spin_unlock+0x2c/0x50
[  281.728533]  ? oom_badness+0xe6/0xaa0
[  281.732365]  ? oom_evaluate_task+0x540/0x540
[  281.736789]  ? find_held_lock+0x36/0x1c0
[  281.740872]  ? out_of_memory+0x974/0x14c0
[  281.745035]  ? lock_downgrade+0x900/0x900
[  281.749199]  ? check_preemption_disabled+0x48/0x200
[  281.754238]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.760048]  ? kasan_check_read+0x11/0x20
[  281.764210]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.769501]  ? rcu_bh_qs+0xc0/0xc0
[  281.773059]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  281.778610]  ? oom_evaluate_task+0x302/0x540
[  281.783040]  out_of_memory+0xa86/0x14c0
[  281.787040]  ? oom_killer_disable+0x3a0/0x3a0
[  281.791549]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  281.796495]  ? __mutex_add_waiter+0x2a0/0x2a0
[  281.801019]  __alloc_pages_slowpath+0x2318/0x2d80
[  281.805907]  ? warn_alloc+0x120/0x120
[  281.809718]  ? __radix_tree_lookup+0x4c0/0x4c0
[  281.814350]  ? find_get_entry+0x2f2/0xc40
[  281.818525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.824080]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  281.829024]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.834576]  ? should_fail+0x22d/0xd01
[  281.838480]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.843596]  ? __lock_is_held+0xb5/0x140
[  281.847696]  ? __lock_is_held+0xb5/0x140
[  281.851779]  ? find_held_lock+0x36/0x1c0
[  281.855859]  ? ___might_sleep+0x1ed/0x300
[  281.860021]  ? lock_release+0x970/0x970
[  281.864147]  ? arch_local_save_flags+0x40/0x40
[  281.868757]  ? __might_sleep+0x95/0x190
[  281.872749]  __alloc_pages_nodemask+0xa80/0xde0
[  281.877442]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.882481]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.888322]  ? kasan_check_read+0x11/0x20
[  281.892489]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.897782]  ? graph_lock+0x170/0x170
[  281.901599]  ? print_usage_bug+0xc0/0xc0
[  281.905679]  ? graph_lock+0x170/0x170
[  281.909492]  ? graph_lock+0x170/0x170
[  281.913334]  ? __do_page_cache_readahead+0x7ce/0x980
[  281.918547]  ? find_held_lock+0x36/0x1c0
[  281.922629]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  281.928186]  alloc_pages_current+0x10c/0x210
[  281.932611]  ? lock_downgrade+0x900/0x900
[  281.936775]  __page_cache_alloc+0x38f/0x5b0
[  281.941199]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.947069]  ? kasan_check_read+0x11/0x20
[  281.951230]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.956523]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  281.961207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.966763]  ? check_preemption_disabled+0x48/0x200
[  281.971801]  filemap_fault+0x1594/0x25f0
[  281.975888]  ? __lock_page_or_retry+0xa00/0xa00
[  281.980572]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.986384]  ? kasan_check_read+0x11/0x20
[  281.990548]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.995841]  ? rcu_bh_qs+0xc0/0xc0
[  281.999397]  ? print_usage_bug+0xc0/0xc0
[  282.003480]  ? filemap_map_pages+0xdea/0x1980
[  282.007995]  ? print_usage_bug+0xc0/0xc0
[  282.012081]  ? find_get_pages_range_tag+0x1320/0x1320
[  282.017287]  ? print_usage_bug+0xc0/0xc0
[  282.021400]  ? __lock_acquire+0x7ec/0x4ec0
[  282.025649]  ? graph_lock+0x170/0x170
[  282.029468]  ? __sigqueue_free.part.27+0x7d/0xa0
[  282.034245]  ? __lock_acquire+0x7ec/0x4ec0
[  282.038574]  ? lock_acquire+0x1ed/0x520
[  282.042563]  ? ext4_filemap_fault+0x7a/0xad
[  282.046902]  ? lock_release+0x970/0x970
[  282.050891]  ? arch_local_save_flags+0x40/0x40
[  282.055493]  ? mark_held_locks+0x130/0x130
[  282.059755]  ? down_read+0xb0/0x1d0
[  282.063397]  ? ext4_filemap_fault+0x7a/0xad
[  282.067734]  ? __down_interruptible+0x700/0x700
[  282.072417]  ? graph_lock+0x170/0x170
[  282.076230]  ? __sigqueue_free.part.27+0x7d/0xa0
[  282.081010]  ext4_filemap_fault+0x82/0xad
[  282.085174]  __do_fault+0x100/0x6b0
[  282.088816]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.094110]  ? print_bad_pte+0x6c0/0x6c0
[  282.098190]  ? pmd_val+0x88/0x100
[  282.101660]  ? add_mm_counter_fast+0xd0/0xd0
[  282.106082]  ? pmd_val+0x88/0x100
[  282.109553]  ? add_mm_counter_fast+0xd0/0xd0
[  282.113984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.119539]  __handle_mm_fault+0x3709/0x53e0
[  282.123969]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  282.128832]  ? graph_lock+0x170/0x170
[  282.132647]  ? print_usage_bug+0xc0/0xc0
[  282.136722]  ? graph_lock+0x170/0x170
[  282.140537]  ? graph_lock+0x170/0x170
[  282.144376]  ? handle_mm_fault+0x42a/0xc70
[  282.148624]  ? lock_downgrade+0x900/0x900
[  282.152786]  ? check_preemption_disabled+0x48/0x200
[  282.157821]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  282.163634]  ? kasan_check_read+0x11/0x20
[  282.167795]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.173089]  ? rcu_bh_qs+0xc0/0xc0
[  282.176667]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.182135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.187689]  ? check_preemption_disabled+0x48/0x200
[  282.192728]  handle_mm_fault+0x54f/0xc70
[  282.196805]  ? __handle_mm_fault+0x53e0/0x53e0
[  282.201422]  ? find_vma+0x34/0x190
[  282.204982]  __do_page_fault+0x67d/0xed0
[  282.209067]  ? mm_fault_error+0x380/0x380
[  282.213238]  ? syscall_slow_exit_work+0x520/0x520
[  282.218101]  do_page_fault+0xf2/0x7e0
[  282.221917]  ? vmalloc_sync_all+0x30/0x30
[  282.226167]  ? error_entry+0x70/0xd0
[  282.229899]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.234926]  ? trace_hardirqs_on_caller+0xc0/0x300
[  282.239866]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.244811]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.249666]  ? trace_hardirqs_off+0x300/0x300
[  282.254175]  ? trace_hardirqs_off_caller+0x300/0x300
[  282.259324]  ? prepare_exit_to_usermode+0x291/0x3b0
[  282.264363]  ? page_fault+0x8/0x30
[  282.267919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.272777]  ? page_fault+0x8/0x30
[  282.276357]  page_fault+0x1e/0x30
[  282.279822] RIP: 0033:0x45db60
[  282.283116] Code: Bad RIP value.
[  282.286502] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  282.291880] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  282.299160] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  282.306437] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  282.313718] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  282.321008] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  282.328346] warn_alloc_show_mem: 1 callbacks suppressed
[  282.328360] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  282.328361] Mem-Info:
[  282.328392] active_anon:38738 inactive_anon:372 isolated_anon:0
[  282.328392]  active_file:16 inactive_file:22 isolated_file:0
[  282.328392]  unevictable:0 dirty:0 writeback:0 unstable:0
[  282.328392]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  282.328392]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  282.328392]  free:13555 free_pcp:233 free_cma:0
[  282.333839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.341042] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  282.343454] Call Trace:
[  282.376502] Node 0 
[  282.385867]  <IRQ>
[  282.413563] 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
[  282.416141]  dump_stack+0x1c4/0x2b4
[  282.418366] lowmem_reserve[]:
[  282.420523]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.446139]  0
[  282.449794]  warn_alloc.cold.118+0xb7/0x1bd
[  282.452874]  2817
[  282.458074]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.459909]  6321
[  282.464248]  ? lock_downgrade+0x900/0x900
[  282.466324]  6321
[  282.471177]  ? trace_hardirqs_off+0xb8/0x300
[  282.477383]  ? trace_hardirqs_off+0xb8/0x300
[  282.479436] Node 0 
[  282.483854]  __alloc_pages_slowpath+0x2667/0x2d80
[  282.488267] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  282.490509]  ? warn_alloc+0x120/0x120
[  282.495339] lowmem_reserve[]:
[  282.522064]  ? warn_alloc+0x120/0x120
[  282.525851]  0
[  282.528962]  ? print_usage_bug+0xc0/0xc0
[  282.532748]  0
[  282.534564]  ? warn_alloc+0x120/0x120
[  282.538610]  3503 3503
[  282.540431]  ? print_usage_bug+0xc0/0xc0
[  282.544762] Node 0 
[  282.547267]  ? __lock_acquire+0x7ec/0x4ec0
[  282.551371] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  282.553587]  ? __lock_acquire+0x7ec/0x4ec0
[  282.557836] lowmem_reserve[]:
[  282.586216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.590435]  0
[  282.593551]  ? should_fail+0x22d/0xd01
[  282.599071]  0
[  282.600886]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.604757]  0
[  282.606567]  ? __lock_acquire+0x7ec/0x4ec0
[  282.611656]  0
[  282.613468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.619592]  ? __lock_acquire+0x7ec/0x4ec0
[  282.624683] Node 0 
[  282.628918]  ? should_fail+0x22d/0xd01
[  282.628928] DMA: 
[  282.631175]  ? mark_held_locks+0x130/0x130
[  282.635042] 1*4kB 
[  282.637110]  ? mark_held_locks+0x130/0x130
[  282.641350] (U) 
[  282.643507]  ? graph_lock+0x170/0x170
[  282.647729] 0*8kB 0*16kB 
[  282.649719]  ? graph_lock+0x170/0x170
[  282.653503] 1*32kB (U) 
[  282.656273]  ? graph_lock+0x170/0x170
[  282.660063] 2*64kB 
[  282.662654]  ? print_usage_bug+0xc0/0xc0
[  282.666444] (U) 
[  282.668688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.672734] 1*128kB 
[  282.674715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.680236] (U) 
[  282.682568]  ? check_preemption_disabled+0x48/0x200
[  282.688088] 1*256kB 
[  282.690074]  ? check_preemption_disabled+0x48/0x200
[  282.695076] (U) 
[  282.697418]  ? __lock_is_held+0xb5/0x140
[  282.702419] 0*512kB 
[  282.704408]  __alloc_pages_nodemask+0xa80/0xde0
[  282.708452] 1*1024kB 
[  282.710781]  ? graph_lock+0x170/0x170
[  282.715437] (U) 
[  282.717858]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  282.721645] 1*2048kB 
[  282.723624]  ? graph_lock+0x170/0x170
[  282.728630] (M) 
[  282.731054]  ? find_held_lock+0x36/0x1c0
[  282.734836] 3*4096kB 
[  282.736828]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.740867] (M) 
[  282.743285]  ? lock_downgrade+0x900/0x900
[  282.747972] = 15908kB
[  282.749958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.754094] Node 0 
[  282.756513]  cache_grow_begin+0x91/0x8c0
[  282.762034] DMA32: 
[  282.764278]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.768349] 2*4kB 
[  282.770599]  fallback_alloc+0x203/0x2e0
[  282.775084] (M) 
[  282.777245]  ____cache_alloc_node+0x1c7/0x1e0
[  282.781207] 1*8kB 
[  282.783195]  kmem_cache_alloc_node+0xe3/0x730
[  282.787673] (U) 
[  282.789833]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.794343] 3*16kB 
[  282.796358]  __alloc_skb+0x119/0x770
[  282.800660] (M) 2*32kB 
[  282.802928]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.806624] (UM) 
[  282.809225]  ? skb_scrub_packet+0x490/0x490
[  282.814481] 2*64kB 
[  282.816554]  ? lock_downgrade+0x900/0x900
[  282.820865] (M) 
[  282.823118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.827246] 3*128kB 
[  282.829229]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.834749] (M) 
[  282.837085]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.842530] 2*256kB 
[  282.844515]  ? addrconf_rs_timer+0x6f0/0x6f0
[  282.849954] (M) 
[  282.852323]  ndisc_alloc_skb+0x144/0x340
[  282.856719] 3*512kB 
[  282.858703]  ndisc_send_rs+0x331/0x6e0
[  282.862747] (M) 
[  282.865083]  addrconf_rs_timer+0x3c0/0x6f0
[  282.868953] 4*1024kB 
[  282.870937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.875155] (UM) 
[  282.877581]  call_timer_fn+0x272/0x920
[  282.881793] 3*2048kB 
[  282.883868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.887744] (UM) 
[  282.890249]  ? process_timeout+0x40/0x40
[  282.894469] 3*4096kB 
[  282.896538]  ? find_held_lock+0x36/0x1c0
[  282.900584] (M) 
[  282.903005]  ? __run_timers+0x7da/0xc70
[  282.907047] = 25216kB
[  282.909029]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.912989] Node 0 
[  282.915408]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.919890] Normal: 
[  282.922134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.926682] 808*4kB 
[  282.929016]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  282.933239] (UME) 
[  282.935570]  ? trace_hardirqs_on+0xbd/0x310
[  282.940140] 439*8kB 
[  282.942325]  ? kasan_check_read+0x11/0x20
[  282.946631] (UME) 
[  282.948962]  ? __run_timers+0x7da/0xc70
[  282.953097] 179*16kB 
[  282.955256]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.959216] (UMEH) 
[  282.961635]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.967074] 64*32kB 
[  282.969342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.973568] (UMEH) 
[  282.975903]  __run_timers+0x7e5/0xc70
[  282.980125] 19*64kB 
[  282.982400]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  282.986181] (UMEH) 
[  282.988515]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.993863] 2*128kB 
[  282.996106]  ? graph_lock+0x170/0x170
[  283.001111] (UM) 
[  283.003440]  ? enqueue_hrtimer+0x1a5/0x560
[  283.007227] 0*256kB 
[  283.009322]  ? lock_release+0x970/0x970
[  283.013548] 0*512kB 
[  283.015888]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.019853] 0*1024kB 
[  283.022188]  ? find_held_lock+0x36/0x1c0
[  283.027367] 0*2048kB 
[  283.029784]  ? graph_lock+0x170/0x170
[  283.033830] 0*4096kB = 13128kB
[  283.036260]  ? pvclock_read_flags+0x160/0x160
[  283.040055] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  283.043250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.047737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  283.056573]  ? check_preemption_disabled+0x48/0x200
[  283.062093] 417 total pagecache pages
[  283.070680]  ? __lock_is_held+0xb5/0x140
[  283.075689] 0 pages in swap cache
[  283.079491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.083552] Swap cache stats: add 0, delete 0, find 0/0
[  283.087010]  ? check_preemption_disabled+0x48/0x200
[  283.092535] Free swap  = 0kB
[  283.097908]  run_timer_softirq+0x52/0xb0
[  283.102910] Total swap = 0kB
[  283.105937]  ? rcu_read_lock_sched_held+0x108/0x120
[  283.110169] 1965979 pages RAM
[  283.113201]  __do_softirq+0x30b/0xad8
[  283.118199] 0 pages HighMem/MovableOnly
[  283.118207] 342744 pages reserved
[  283.121353]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  283.125136] 0 pages cma reserved
[  283.129119]  ? pvclock_read_flags+0x160/0x160
[  283.132619] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.137665]  ? lapic_next_event+0x5a/0x90
[  283.141112] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.145640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.152118] syz-fuzzer cpuset=
[  283.156276]  ? check_preemption_disabled+0x48/0x200
[  283.166484] /
[  283.172029]  ? check_preemption_disabled+0x48/0x200
[  283.175213]  mems_allowed=0
[  283.180234]  ? kvm_clock_read+0x18/0x30
[  283.193859]  ? kvm_sched_clock_read+0x9/0x20
[  283.198286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.203875]  ? check_preemption_disabled+0x48/0x200
[  283.208917]  irq_exit+0x17f/0x1c0
[  283.212395]  smp_apic_timer_interrupt+0x1cb/0x760
[  283.217249]  ? smp_reschedule_interrupt+0x109/0x650
[  283.222280]  ? smp_call_function_single_interrupt+0x650/0x650
[  283.228204]  ? interrupt_entry+0xb5/0xf0
[  283.232284]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.237357]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.242389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.247243]  ? trace_hardirqs_off+0x300/0x300
[  283.251748]  ? trace_hardirqs_off+0x300/0x300
[  283.256361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.261916]  ? check_preemption_disabled+0x48/0x200
[  283.266943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.272508]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.277376]  apic_timer_interrupt+0xf/0x20
[  283.281617]  </IRQ>
[  283.283873] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  283.288825] 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
[  283.307908] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  283.315630] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  283.322913] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  283.330192] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  283.337471] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  283.344747] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  283.352073]  skb_clone+0x1bb/0x500
[  283.355642]  ? skb_split+0x11e0/0x11e0
[  283.359546]  ? preempt_notifier_register+0x200/0x200
[  283.364666]  ? __switch_to_asm+0x34/0x70
[  283.368742]  ? __switch_to_asm+0x34/0x70
[  283.372817]  ? __switch_to_asm+0x40/0x70
[  283.376890]  ? __switch_to_asm+0x34/0x70
[  283.380963]  ? __switch_to_asm+0x40/0x70
[  283.385036]  ? __switch_to_asm+0x40/0x70
[  283.389105]  ? __switch_to_asm+0x34/0x70
[  283.393176]  ? __switch_to_asm+0x34/0x70
[  283.397252]  ? __switch_to_asm+0x40/0x70
[  283.401347]  ? __switch_to_asm+0x34/0x70
[  283.405429]  bpf_clone_redirect+0xb9/0x490
[  283.409685]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  283.414720]  ? __sched_text_start+0x8/0x8
[  283.418885]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  283.423668]  ? find_held_lock+0x36/0x1c0
[  283.427753]  ? lock_acquire+0x1ed/0x520
[  283.431738]  ? bpf_test_run+0x32e/0x5a0
[  283.435731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.441288]  ? check_preemption_disabled+0x48/0x200
[  283.446380]  ? kasan_check_read+0x11/0x20
[  283.450549]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.455842]  ? rcu_bh_qs+0xc0/0xc0
[  283.459399]  ? preempt_schedule+0x4d/0x60
[  283.463563]  ? ___preempt_schedule+0x16/0x18
[  283.467993]  ? bpf_test_run+0x1c0/0x5a0
[  283.471993]  ? netlink_diag_dump+0x2a0/0x2a0
[  283.476417]  ? bpf_prog_test_run_skb+0x452/0xb40
[  283.481193]  ? bpf_prog_test_run_skb+0x634/0xb40
[  283.485971]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  283.490830]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  283.496385]  ? fput+0x130/0x1a0
[  283.499684]  ? __bpf_prog_get+0x9b/0x290
[  283.503760]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  283.508618]  ? bpf_prog_test_run+0x130/0x1a0
[  283.513044]  ? __x64_sys_bpf+0x3d8/0x510
[  283.517116]  ? bpf_prog_get+0x20/0x20
[  283.520950]  ? do_syscall_64+0x1b9/0x820
[  283.525028]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  283.530405]  ? syscall_return_slowpath+0x5e0/0x5e0
[  283.535365]  ? trace_hardirqs_off+0x300/0x300
[  283.539876]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  283.544907]  ? recalc_sigpending_tsk+0x180/0x180
[  283.549681]  ? kasan_check_write+0x14/0x20
[  283.553935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.558802]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  283.564205] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  283.564274] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.571231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  283.571236] Call Trace:
[  283.571244]  <IRQ>
[  283.571259]  dump_stack+0x1c4/0x2b4
[  283.571277]  ? dump_stack_print_info.cold.2+0x52/0x52
[  283.577854] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.587166]  warn_alloc.cold.118+0xb7/0x1bd
[  283.589730] syz-executor7 cpuset=
[  283.591887]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  283.595500] syz7
[  283.600697]  ? lock_downgrade+0x900/0x900
[  283.611258]  mems_allowed=0
[  283.615587]  ? trace_hardirqs_off+0xb8/0x300
[  283.637359]  ? trace_hardirqs_off+0xb8/0x300
[  283.641792]  __alloc_pages_slowpath+0x2667/0x2d80
[  283.646682]  ? warn_alloc+0x120/0x120
[  283.650500]  ? trace_hardirqs_on+0x310/0x310
[  283.654922]  ? warn_alloc+0x120/0x120
[  283.658736]  ? print_usage_bug+0xc0/0xc0
[  283.662810]  ? warn_alloc+0x120/0x120
[  283.666625]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  283.671654]  ? print_usage_bug+0xc0/0xc0
[  283.676086]  ? __lock_acquire+0x7ec/0x4ec0
[  283.680357]  ? __lock_acquire+0x7ec/0x4ec0
[  283.684608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.690162]  ? should_fail+0x22d/0xd01
[  283.694070]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.699187]  ? __lock_acquire+0x7ec/0x4ec0
[  283.703441]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.708556]  ? __lock_acquire+0x7ec/0x4ec0
[  283.712805]  ? should_fail+0x22d/0xd01
[  283.716706]  ? print_usage_bug+0xc0/0xc0
[  283.720789]  ? mark_held_locks+0x130/0x130
[  283.725046]  ? mark_held_locks+0x130/0x130
[  283.729328]  ? graph_lock+0x170/0x170
[  283.733147]  ? print_usage_bug+0xc0/0xc0
[  283.737219]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  283.741991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.747544]  ? check_preemption_disabled+0x48/0x200
[  283.752573]  ? check_preemption_disabled+0x48/0x200
[  283.757611]  ? __lock_is_held+0xb5/0x140
[  283.761690]  __alloc_pages_nodemask+0xa80/0xde0
[  283.766376]  ? graph_lock+0x170/0x170
[  283.770194]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.775221]  ? graph_lock+0x170/0x170
[  283.779047]  ? find_held_lock+0x36/0x1c0
[  283.783130]  ? ____cache_alloc_node+0x1c7/0x1e0
[  283.787815]  ? lock_downgrade+0x900/0x900
[  283.791988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.797544]  cache_grow_begin+0x91/0x8c0
[  283.801792]  ? do_raw_spin_unlock+0xa7/0x2f0
[  283.806225]  fallback_alloc+0x203/0x2e0
[  283.810224]  ____cache_alloc_node+0x1c7/0x1e0
[  283.814742]  kmem_cache_alloc_node+0xe3/0x730
[  283.819250]  ? ipv6_get_ifaddr+0x42e/0x620
[  283.823510]  __alloc_skb+0x119/0x770
[  283.827239]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.832533]  ? skb_scrub_packet+0x490/0x490
[  283.836865]  ? lock_downgrade+0x900/0x900
[  283.841034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.846614]  ? refcount_sub_and_test_checked+0x203/0x310
[  283.852082]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  283.857553]  ? addrconf_rs_timer+0x6f0/0x6f0
[  283.861991]  ndisc_alloc_skb+0x144/0x340
[  283.866082]  ndisc_send_rs+0x331/0x6e0
[  283.869988]  addrconf_rs_timer+0x3c0/0x6f0
[  283.874245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.878508]  call_timer_fn+0x272/0x920
[  283.882413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.886663]  ? process_timeout+0x40/0x40
[  283.890736]  ? find_held_lock+0x36/0x1c0
[  283.894818]  ? mark_held_locks+0xc7/0x130
[  283.898982]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.903489]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.907994]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.912242]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  283.916843]  ? trace_hardirqs_on+0xbd/0x310
[  283.921178]  ? kasan_check_read+0x11/0x20
[  283.925359]  ? __run_timers+0x7da/0xc70
[  283.929365]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.934837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.939094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.943358]  __run_timers+0x7e5/0xc70
[  283.947187]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  283.952568]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.957597]  ? graph_lock+0x170/0x170
[  283.961414]  ? print_usage_bug+0xc0/0xc0
[  283.965485]  ? lock_release+0x970/0x970
[  283.969475]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.974685]  ? find_held_lock+0x36/0x1c0
[  283.978762]  ? graph_lock+0x170/0x170
[  283.982582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.988137]  ? check_preemption_disabled+0x48/0x200
[  283.993182]  ? __lock_is_held+0xb5/0x140
[  283.997260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.002811]  ? check_preemption_disabled+0x48/0x200
[  284.007848]  run_timer_softirq+0x52/0xb0
[  284.011925]  ? rcu_read_lock_sched_held+0x108/0x120
[  284.016960]  __do_softirq+0x30b/0xad8
[  284.020789]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  284.025909]  ? pvclock_read_flags+0x160/0x160
[  284.030416]  ? lapic_next_event+0x5a/0x90
[  284.034577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.040129]  ? check_preemption_disabled+0x48/0x200
[  284.045159]  ? check_preemption_disabled+0x48/0x200
[  284.050197]  ? kvm_clock_read+0x18/0x30
[  284.054183]  ? kvm_sched_clock_read+0x9/0x20
[  284.058608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.064346]  ? check_preemption_disabled+0x48/0x200
[  284.069396]  irq_exit+0x17f/0x1c0
[  284.072869]  smp_apic_timer_interrupt+0x1cb/0x760
[  284.077727]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.083624]  ? interrupt_entry+0xb5/0xf0
[  284.087701]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.092729]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.097760]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.102615]  ? trace_hardirqs_off+0x300/0x300
[  284.107122]  ? trace_hardirqs_off+0x300/0x300
[  284.111630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.117187]  ? check_preemption_disabled+0x48/0x200
[  284.122217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.127777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.132645]  apic_timer_interrupt+0xf/0x20
[  284.136883]  </IRQ>
[  284.139130] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  284.144425] 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
[  284.163354] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  284.171076] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  284.178357] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  284.185639] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  284.192918] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  284.200198] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  284.207497]  ? arch_local_irq_restore+0x45/0x52
[  284.212186]  dump_stack+0x26a/0x2b4
[  284.215897]  ? dump_stack_print_info.cold.2+0x52/0x52
[  284.221231]  ? mark_held_locks+0x130/0x130
[  284.225481]  ? mark_held_locks+0x130/0x130
[  284.229733]  dump_header+0x27b/0xf72
[  284.233561]  ? pagefault_out_of_memory+0x197/0x197
[  284.238509]  ? mark_held_locks+0x130/0x130
[  284.242756]  ? __lock_acquire+0x7ec/0x4ec0
[  284.247007]  ? mem_cgroup_charge_statistics+0x780/0x780
[  284.252446]  ? print_usage_bug+0xc0/0xc0
[  284.256523]  ? print_usage_bug+0xc0/0xc0
[  284.260603]  ? graph_lock+0x170/0x170
[  284.264416]  ? graph_lock+0x170/0x170
[  284.268230]  ? print_usage_bug+0xc0/0xc0
[  284.272331]  ? print_usage_bug+0xc0/0xc0
[  284.276417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.281973]  ? find_held_lock+0x36/0x1c0
[  284.286054]  ? mark_held_locks+0xc7/0x130
[  284.290219]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  284.295356]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  284.300476]  ? lockdep_hardirqs_on+0x421/0x5c0
[  284.305075]  ? trace_hardirqs_on+0xbd/0x310
[  284.309410]  ? kasan_check_read+0x11/0x20
[  284.313571]  ? ___ratelimit+0x36f/0x655
[  284.317560]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.323026]  ? trace_hardirqs_on+0x310/0x310
[  284.327445]  ? lock_downgrade+0x900/0x900
[  284.331612]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  284.336733]  ? ___ratelimit+0xaa/0x655
[  284.340639]  ? idr_get_free+0xec0/0xec0
[  284.344629]  ? kasan_check_write+0x14/0x20
[  284.348879]  ? do_raw_spin_lock+0xc1/0x200
[  284.353134]  oom_kill_process.cold.27+0x10/0x903
[  284.357906]  ? graph_lock+0x170/0x170
[  284.361719]  ? _raw_spin_unlock+0x2c/0x50
[  284.365872]  ? oom_badness+0xe6/0xaa0
[  284.369693]  ? oom_evaluate_task+0x540/0x540
[  284.374207]  ? find_held_lock+0x36/0x1c0
[  284.378288]  ? out_of_memory+0x974/0x14c0
[  284.382491]  ? lock_downgrade+0x900/0x900
[  284.386652]  ? check_preemption_disabled+0x48/0x200
[  284.391693]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.397506]  ? kasan_check_read+0x11/0x20
[  284.401755]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.407049]  ? rcu_bh_qs+0xc0/0xc0
[  284.410612]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  284.416164]  ? oom_evaluate_task+0x302/0x540
[  284.420591]  out_of_memory+0xa86/0x14c0
[  284.424593]  ? oom_killer_disable+0x3a0/0x3a0
[  284.429100]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  284.434047]  ? __mutex_add_waiter+0x2a0/0x2a0
[  284.438571]  __alloc_pages_slowpath+0x2318/0x2d80
[  284.443459]  ? warn_alloc+0x120/0x120
[  284.447273]  ? __radix_tree_lookup+0x4c0/0x4c0
[  284.451911]  ? find_get_entry+0x2f2/0xc40
[  284.456085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.461718]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  284.466676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.472230]  ? should_fail+0x22d/0xd01
[  284.476134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.481250]  ? __lock_is_held+0xb5/0x140
[  284.485383]  ? __lock_is_held+0xb5/0x140
[  284.489474]  ? find_held_lock+0x36/0x1c0
[  284.493556]  ? ___might_sleep+0x1ed/0x300
[  284.497717]  ? lock_release+0x970/0x970
[  284.501710]  ? arch_local_save_flags+0x40/0x40
[  284.506350]  ? __might_sleep+0x95/0x190
[  284.510435]  __alloc_pages_nodemask+0xa80/0xde0
[  284.515130]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.520167]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.525983]  ? kasan_check_read+0x11/0x20
[  284.530148]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.535441]  ? graph_lock+0x170/0x170
[  284.539259]  ? print_usage_bug+0xc0/0xc0
[  284.543361]  ? graph_lock+0x170/0x170
[  284.547727]  ? graph_lock+0x170/0x170
[  284.551541]  ? __do_page_cache_readahead+0x7ce/0x980
[  284.556678]  ? find_held_lock+0x36/0x1c0
[  284.560762]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  284.566346]  alloc_pages_current+0x10c/0x210
[  284.570776]  ? lock_downgrade+0x900/0x900
[  284.574943]  __page_cache_alloc+0x38f/0x5b0
[  284.579286]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.585135]  ? kasan_check_read+0x11/0x20
[  284.589328]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.594623]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  284.599341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.604897]  ? check_preemption_disabled+0x48/0x200
[  284.609935]  filemap_fault+0x1594/0x25f0
[  284.614029]  ? __lock_page_or_retry+0xa00/0xa00
[  284.618803]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.624620]  ? kasan_check_read+0x11/0x20
[  284.628786]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.634081]  ? rcu_bh_qs+0xc0/0xc0
[  284.637643]  ? print_usage_bug+0xc0/0xc0
[  284.641723]  ? filemap_map_pages+0xdea/0x1980
[  284.646239]  ? print_usage_bug+0xc0/0xc0
[  284.650473]  ? find_get_pages_range_tag+0x1320/0x1320
[  284.655679]  ? print_usage_bug+0xc0/0xc0
[  284.659753]  ? __lock_acquire+0x7ec/0x4ec0
[  284.664266]  ? graph_lock+0x170/0x170
[  284.668118]  ? __sigqueue_free.part.27+0x7d/0xa0
[  284.672893]  ? __lock_acquire+0x7ec/0x4ec0
[  284.677159]  ? lock_acquire+0x1ed/0x520
[  284.681149]  ? ext4_filemap_fault+0x7a/0xad
[  284.685490]  ? lock_release+0x970/0x970
[  284.689481]  ? arch_local_save_flags+0x40/0x40
[  284.694238]  ? mark_held_locks+0x130/0x130
[  284.698503]  ? down_read+0xb0/0x1d0
[  284.702142]  ? ext4_filemap_fault+0x7a/0xad
[  284.706477]  ? __down_interruptible+0x700/0x700
[  284.711162]  ? graph_lock+0x170/0x170
[  284.714978]  ? __sigqueue_free.part.27+0x7d/0xa0
[  284.719764]  ext4_filemap_fault+0x82/0xad
[  284.723930]  __do_fault+0x100/0x6b0
[  284.727675]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.732973]  ? print_bad_pte+0x6c0/0x6c0
[  284.737054]  ? pmd_val+0x88/0x100
[  284.740520]  ? add_mm_counter_fast+0xd0/0xd0
[  284.744946]  ? pmd_val+0x88/0x100
[  284.748419]  ? add_mm_counter_fast+0xd0/0xd0
[  284.752847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.758437]  __handle_mm_fault+0x3709/0x53e0
[  284.762873]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  284.767729]  ? graph_lock+0x170/0x170
[  284.771548]  ? print_usage_bug+0xc0/0xc0
[  284.775628]  ? graph_lock+0x170/0x170
[  284.779457]  ? graph_lock+0x170/0x170
[  284.783323]  ? handle_mm_fault+0x42a/0xc70
[  284.787584]  ? lock_downgrade+0x900/0x900
[  284.791867]  ? check_preemption_disabled+0x48/0x200
[  284.796903]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.802716]  ? kasan_check_read+0x11/0x20
[  284.806943]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.812361]  ? rcu_bh_qs+0xc0/0xc0
[  284.815919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.821473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.827028]  ? check_preemption_disabled+0x48/0x200
[  284.832066]  handle_mm_fault+0x54f/0xc70
[  284.836147]  ? __handle_mm_fault+0x53e0/0x53e0
[  284.840750]  ? find_vma+0x34/0x190
[  284.844337]  __do_page_fault+0x67d/0xed0
[  284.848427]  ? mm_fault_error+0x380/0x380
[  284.852594]  ? syscall_slow_exit_work+0x520/0x520
[  284.857456]  do_page_fault+0xf2/0x7e0
[  284.861367]  ? vmalloc_sync_all+0x30/0x30
[  284.865531]  ? error_entry+0x70/0xd0
[  284.869261]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.874290]  ? trace_hardirqs_on_caller+0xc0/0x300
[  284.879268]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.884240]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.889097]  ? trace_hardirqs_off+0x300/0x300
[  284.893613]  ? trace_hardirqs_off_caller+0x300/0x300
[  284.898744]  ? prepare_exit_to_usermode+0x291/0x3b0
[  284.903774]  ? page_fault+0x8/0x30
[  284.907361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.912224]  ? page_fault+0x8/0x30
[  284.915779]  page_fault+0x1e/0x30
[  284.919245] RIP: 0033:0x45db60
[  284.922454] Code: Bad RIP value.
[  284.925828] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  284.931203] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  284.938503] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  284.945782] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  284.953060] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  284.960355] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  284.967676] warn_alloc_show_mem: 1 callbacks suppressed
[  284.967688] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  284.967690] Mem-Info:
[  284.967721] active_anon:38738 inactive_anon:372 isolated_anon:0
[  284.967721]  active_file:16 inactive_file:22 isolated_file:0
[  284.967721]  unevictable:0 dirty:0 writeback:0 unstable:0
[  284.967721]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  284.967721]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  284.967721]  free:13555 free_pcp:233 free_cma:0
[  284.973070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.973078] Call Trace:
[  284.980425] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  284.982836]  <IRQ>
[  285.015718] Node 0 
[  285.025100]  dump_stack+0x1c4/0x2b4
[  285.027693] 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
[  285.055374]  ? dump_stack_print_info.cold.2+0x52/0x52
[  285.057506] lowmem_reserve[]: 0
[  285.059768]  warn_alloc.cold.118+0xb7/0x1bd
[  285.063375]  2817
[  285.089024]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  285.094339]  6321
[  285.097627]  ? lock_downgrade+0x900/0x900
[  285.101946]  6321
[  285.104024]  ? trace_hardirqs_off+0xb8/0x300
[  285.110922]  ? trace_hardirqs_off+0xb8/0x300
[  285.115054] Node 0 
[  285.117133]  __alloc_pages_slowpath+0x2667/0x2d80
[  285.121549] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  285.126091]  ? warn_alloc+0x120/0x120
[  285.128324] lowmem_reserve[]:
[  285.133176]  ? warn_alloc+0x120/0x120
[  285.159876]  0 0
[  285.163702]  ? print_usage_bug+0xc0/0xc0
[  285.166881]  3503
[  285.170688]  ? warn_alloc+0x120/0x120
[  285.172652]  3503
[  285.176723]  ? print_usage_bug+0xc0/0xc0
[  285.182647]  ? __lock_acquire+0x7ec/0x4ec0
[  285.184699] Node 0 
[  285.188773]  ? __lock_acquire+0x7ec/0x4ec0
[  285.193022] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  285.195355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.199577] lowmem_reserve[]:
[  285.228082]  ? should_fail+0x22d/0xd01
[  285.233605]  0
[  285.236721]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.240586]  0 0
[  285.242404]  ? __lock_acquire+0x7ec/0x4ec0
[  285.247492]  0
[  285.249498]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.253721] Node 0 
[  285.255533]  ? __lock_acquire+0x7ec/0x4ec0
[  285.260621] DMA: 
[  285.262869]  ? should_fail+0x22d/0xd01
[  285.267092] 1*4kB 
[  285.269170]  ? mark_held_locks+0x130/0x130
[  285.273037] (U) 
[  285.275195]  ? mark_held_locks+0x130/0x130
[  285.279416] 0*8kB 
[  285.281399]  ? graph_lock+0x170/0x170
[  285.285623] 0*16kB 
[  285.287777]  ? graph_lock+0x170/0x170
[  285.291565] 1*32kB 
[  285.293811]  ? graph_lock+0x170/0x170
[  285.297595] (U) 
[  285.299844]  ? print_usage_bug+0xc0/0xc0
[  285.303642] 2*64kB 
[  285.305629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.309677] (U) 
[  285.311926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.317454] 1*128kB 
[  285.319444]  ? check_preemption_disabled+0x48/0x200
[  285.324965] (U) 
[  285.327325]  ? check_preemption_disabled+0x48/0x200
[  285.332348] 1*256kB 
[  285.334372]  ? __lock_is_held+0xb5/0x140
[  285.339370] (U) 
[  285.341703]  __alloc_pages_nodemask+0xa80/0xde0
[  285.345820] 0*512kB 
[  285.347811]  ? graph_lock+0x170/0x170
[  285.352476] 1*1024kB 
[  285.354814]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  285.358595] (U) 
[  285.361013]  ? graph_lock+0x170/0x170
[  285.366021] 1*2048kB 
[  285.368010]  ? find_held_lock+0x36/0x1c0
[  285.371790] (M) 
[  285.374222]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.378268] 3*4096kB 
[  285.380249]  ? lock_downgrade+0x900/0x900
[  285.384905] (M) 
[  285.387354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.391489] = 15908kB
[  285.393475]  cache_grow_begin+0x91/0x8c0
[  285.398999] Node 0 
[  285.401420]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.405468] DMA32: 
[  285.407715]  fallback_alloc+0x203/0x2e0
[  285.412116] 2*4kB 
[  285.414370]  ____cache_alloc_node+0x1c7/0x1e0
[  285.418351] (M) 
[  285.420512]  kmem_cache_alloc_node+0xe3/0x730
[  285.424991] 1*8kB 
[  285.426974]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.431456] (U) 
[  285.433621]  __alloc_skb+0x119/0x770
[  285.437831] 3*16kB (M) 
[  285.439826]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.443517] 2*32kB (UM) 
[  285.446116]  ? skb_scrub_packet+0x490/0x490
[  285.451377] 2*64kB (M) 
[  285.454064]  ? lock_downgrade+0x900/0x900
[  285.458378] 3*128kB 
[  285.460972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.465102] (M) 
[  285.467433]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.472950] 2*256kB (M) 
[  285.474944]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.480381] 3*512kB 
[  285.483058]  ? addrconf_rs_timer+0x6f0/0x6f0
[  285.488498] (M) 
[  285.491704]  ndisc_alloc_skb+0x144/0x340
[  285.496177] 4*1024kB 
[  285.498161]  ndisc_send_rs+0x331/0x6e0
[  285.502204] (UM) 
[  285.504626]  addrconf_rs_timer+0x3c0/0x6f0
[  285.508497] 3*2048kB 
[  285.510570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.514863] (UM) 
[  285.517290]  call_timer_fn+0x272/0x920
[  285.521533] 3*4096kB 
[  285.523601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.527479] (M) 
[  285.529896]  ? process_timeout+0x40/0x40
[  285.534115] = 25216kB
[  285.536098]  ? find_held_lock+0x36/0x1c0
[  285.540144] Node 0 
[  285.542565]  ? __run_timers+0x7da/0xc70
[  285.546602] Normal: 808*4kB 
[  285.548859]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.552821] (UME) 
[  285.555845]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.560346] 439*8kB (UME) 
[  285.562513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.567082] 179*16kB 
[  285.569935]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  285.574224] (UMEH) 
[  285.576643]  ? trace_hardirqs_on+0xbd/0x310
[  285.581211] 64*32kB 
[  285.583457]  ? kasan_check_read+0x11/0x20
[  285.587764] (UMEH) 
[  285.590097]  ? __run_timers+0x7da/0xc70
[  285.594226] 19*64kB (UMEH) 
[  285.596483]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.600445] 2*128kB 
[  285.603385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.608822] (UM) 
[  285.611156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.615546] 0*256kB 
[  285.617622]  __run_timers+0x7e5/0xc70
[  285.621842] 0*512kB 
[  285.624182]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  285.627962] 0*1024kB 
[  285.630321]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.635674] 0*2048kB 
[  285.638157]  ? graph_lock+0x170/0x170
[  285.643163] 0*4096kB 
[  285.645578]  ? enqueue_hrtimer+0x1a5/0x560
[  285.649366] = 13128kB
[  285.651782]  ? lock_release+0x970/0x970
[  285.656008] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  285.658419]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.662389] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  285.671225]  ? find_held_lock+0x36/0x1c0
[  285.676730] 417 total pagecache pages
[  285.685339]  ? graph_lock+0x170/0x170
[  285.689397] 0 pages in swap cache
[  285.693195]  ? pvclock_read_flags+0x160/0x160
[  285.696987] Swap cache stats: add 0, delete 0, find 0/0
[  285.700448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.704928] Free swap  = 0kB
[  285.710329]  ? check_preemption_disabled+0x48/0x200
[  285.715853] Total swap = 0kB
[  285.718885]  ? __lock_is_held+0xb5/0x140
[  285.723882] 1965979 pages RAM
[  285.726907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.730953] 0 pages HighMem/MovableOnly
[  285.730962] 342744 pages reserved
[  285.734074]  ? check_preemption_disabled+0x48/0x200
[  285.739595] 0 pages cma reserved
[  285.743579]  run_timer_softirq+0x52/0xb0
[  285.747078] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  285.752032]  ? rcu_read_lock_sched_held+0x108/0x120
[  285.752049]  __do_softirq+0x30b/0xad8
[  285.752073]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  285.755485] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  285.759492]  ? pvclock_read_flags+0x160/0x160
[  285.765971] syz-fuzzer cpuset=
[  285.770992]  ? lapic_next_event+0x5a/0x90
[  285.774783] /
[  285.779900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.790112]  mems_allowed=0
[  285.794615]  ? check_preemption_disabled+0x48/0x200
[  285.817152]  ? check_preemption_disabled+0x48/0x200
[  285.822191]  ? kvm_clock_read+0x18/0x30
[  285.826181]  ? kvm_sched_clock_read+0x9/0x20
[  285.830611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.836165]  ? check_preemption_disabled+0x48/0x200
[  285.841210]  irq_exit+0x17f/0x1c0
[  285.844684]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.849544]  ? smp_reschedule_interrupt+0x109/0x650
[  285.854577]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.860475]  ? interrupt_entry+0xb5/0xf0
[  285.864553]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.869579]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.874614]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.879473]  ? trace_hardirqs_off+0x300/0x300
[  285.883981]  ? trace_hardirqs_off+0x300/0x300
[  285.888489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.894041]  ? check_preemption_disabled+0x48/0x200
[  285.899070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.904634]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.909500]  apic_timer_interrupt+0xf/0x20
[  285.913740]  </IRQ>
[  285.915992] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  285.920938] 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
[  285.939853] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  285.947577] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  285.954862] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  285.962141] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  285.969421] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  285.976701] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  285.984027]  skb_clone+0x1bb/0x500
[  285.987586]  ? skb_split+0x11e0/0x11e0
[  285.991491]  ? preempt_notifier_register+0x200/0x200
[  285.996605]  ? __switch_to_asm+0x34/0x70
[  286.000677]  ? __switch_to_asm+0x34/0x70
[  286.004747]  ? __switch_to_asm+0x40/0x70
[  286.008824]  ? __switch_to_asm+0x34/0x70
[  286.012896]  ? __switch_to_asm+0x40/0x70
[  286.017031]  ? __switch_to_asm+0x40/0x70
[  286.021103]  ? __switch_to_asm+0x34/0x70
[  286.025262]  ? __switch_to_asm+0x34/0x70
[  286.029368]  ? __switch_to_asm+0x40/0x70
[  286.033440]  ? __switch_to_asm+0x34/0x70
[  286.037523]  bpf_clone_redirect+0xb9/0x490
[  286.041783]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  286.046828]  ? __sched_text_start+0x8/0x8
[  286.050992]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  286.055773]  ? find_held_lock+0x36/0x1c0
[  286.059856]  ? lock_acquire+0x1ed/0x520
[  286.063844]  ? bpf_test_run+0x32e/0x5a0
[  286.067840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.073397]  ? check_preemption_disabled+0x48/0x200
[  286.078438]  ? kasan_check_read+0x11/0x20
[  286.082603]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.087897]  ? rcu_bh_qs+0xc0/0xc0
[  286.091453]  ? preempt_schedule+0x4d/0x60
[  286.095618]  ? ___preempt_schedule+0x16/0x18
[  286.100062]  ? bpf_test_run+0x1c0/0x5a0
[  286.104059]  ? netlink_diag_dump+0x2a0/0x2a0
[  286.108487]  ? bpf_prog_test_run_skb+0x452/0xb40
[  286.113261]  ? bpf_prog_test_run_skb+0x634/0xb40
[  286.118041]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  286.122902]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  286.128450]  ? fput+0x130/0x1a0
[  286.131744]  ? __bpf_prog_get+0x9b/0x290
[  286.135853]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  286.140796]  ? bpf_prog_test_run+0x130/0x1a0
[  286.145227]  ? __x64_sys_bpf+0x3d8/0x510
[  286.149331]  ? bpf_prog_get+0x20/0x20
[  286.153170]  ? do_syscall_64+0x1b9/0x820
[  286.157243]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  286.162620]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.167595]  ? trace_hardirqs_off+0x300/0x300
[  286.172114]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  286.177145]  ? recalc_sigpending_tsk+0x180/0x180
[  286.181919]  ? kasan_check_write+0x14/0x20
[  286.186175]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.191038]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  286.196433] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  286.196511] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  286.203380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.203385] Call Trace:
[  286.203392]  <IRQ>
[  286.203407]  dump_stack+0x1c4/0x2b4
[  286.203424]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.203450]  warn_alloc.cold.118+0xb7/0x1bd
[  286.210017] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.219294]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.221896] syz-executor7 cpuset=
[  286.224053]  ? lock_downgrade+0x900/0x900
[  286.227665] syz7
[  286.232865]  ? trace_hardirqs_off+0xb8/0x300
[  286.237175]  mems_allowed=0
[  286.247668]  ? trace_hardirqs_off+0xb8/0x300
[  286.273821]  __alloc_pages_slowpath+0x2667/0x2d80
[  286.278707]  ? warn_alloc+0x120/0x120
[  286.282528]  ? warn_alloc+0x120/0x120
[  286.286368]  ? print_usage_bug+0xc0/0xc0
[  286.290445]  ? warn_alloc+0x120/0x120
[  286.294282]  ? print_usage_bug+0xc0/0xc0
[  286.298394]  ? __lock_acquire+0x7ec/0x4ec0
[  286.302641]  ? __lock_acquire+0x7ec/0x4ec0
[  286.306901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.312472]  ? should_fail+0x22d/0xd01
[  286.316379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.321499]  ? __lock_acquire+0x7ec/0x4ec0
[  286.325773]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.330898]  ? __lock_acquire+0x7ec/0x4ec0
[  286.335147]  ? should_fail+0x22d/0xd01
[  286.339057]  ? mark_held_locks+0x130/0x130
[  286.343338]  ? mark_held_locks+0x130/0x130
[  286.347588]  ? graph_lock+0x170/0x170
[  286.351403]  ? graph_lock+0x170/0x170
[  286.355217]  ? graph_lock+0x170/0x170
[  286.359028]  ? print_usage_bug+0xc0/0xc0
[  286.363100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.368655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.374208]  ? check_preemption_disabled+0x48/0x200
[  286.379238]  ? check_preemption_disabled+0x48/0x200
[  286.384326]  ? __lock_is_held+0xb5/0x140
[  286.388424]  __alloc_pages_nodemask+0xa80/0xde0
[  286.393109]  ? graph_lock+0x170/0x170
[  286.396927]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  286.401952]  ? graph_lock+0x170/0x170
[  286.405778]  ? find_held_lock+0x36/0x1c0
[  286.409863]  ? ____cache_alloc_node+0x1c7/0x1e0
[  286.414545]  ? lock_downgrade+0x900/0x900
[  286.418718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.424272]  cache_grow_begin+0x91/0x8c0
[  286.428379]  ? do_raw_spin_unlock+0xa7/0x2f0
[  286.432810]  fallback_alloc+0x203/0x2e0
[  286.436811]  ____cache_alloc_node+0x1c7/0x1e0
[  286.441358]  kmem_cache_alloc_node+0xe3/0x730
[  286.445871]  ? ipv6_get_ifaddr+0x42e/0x620
[  286.450130]  __alloc_skb+0x119/0x770
[  286.453862]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.459154]  ? skb_scrub_packet+0x490/0x490
[  286.463506]  ? lock_downgrade+0x900/0x900
[  286.467679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.473232]  ? refcount_sub_and_test_checked+0x203/0x310
[  286.478702]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  286.484171]  ? addrconf_rs_timer+0x6f0/0x6f0
[  286.488606]  ndisc_alloc_skb+0x144/0x340
[  286.492686]  ndisc_send_rs+0x331/0x6e0
[  286.496593]  addrconf_rs_timer+0x3c0/0x6f0
[  286.500848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.505108]  call_timer_fn+0x272/0x920
[  286.509008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.513263]  ? process_timeout+0x40/0x40
[  286.517360]  ? find_held_lock+0x36/0x1c0
[  286.521445]  ? mark_held_locks+0xc7/0x130
[  286.525634]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.530157]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.534668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.538920]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  286.543523]  ? trace_hardirqs_on+0xbd/0x310
[  286.548430]  ? kasan_check_read+0x11/0x20
[  286.552598]  ? __run_timers+0x7da/0xc70
[  286.556589]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.562058]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.566343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.570597]  __run_timers+0x7e5/0xc70
[  286.574425]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  286.579809]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.584844]  ? graph_lock+0x170/0x170
[  286.588662]  ? print_usage_bug+0xc0/0xc0
[  286.592736]  ? lock_release+0x970/0x970
[  286.596724]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  286.601932]  ? find_held_lock+0x36/0x1c0
[  286.606010]  ? graph_lock+0x170/0x170
[  286.609826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.615378]  ? check_preemption_disabled+0x48/0x200
[  286.620424]  ? __lock_is_held+0xb5/0x140
[  286.624499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.630050]  ? check_preemption_disabled+0x48/0x200
[  286.635081]  run_timer_softirq+0x52/0xb0
[  286.639148]  ? rcu_read_lock_sched_held+0x108/0x120
[  286.644170]  __do_softirq+0x30b/0xad8
[  286.647985]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  286.653098]  ? pvclock_read_flags+0x160/0x160
[  286.657601]  ? lapic_next_event+0x5a/0x90
[  286.661754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.667312]  ? check_preemption_disabled+0x48/0x200
[  286.672337]  ? check_preemption_disabled+0x48/0x200
[  286.677359]  ? kvm_clock_read+0x18/0x30
[  286.681337]  ? kvm_sched_clock_read+0x9/0x20
[  286.685747]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.691285]  ? check_preemption_disabled+0x48/0x200
[  286.696338]  irq_exit+0x17f/0x1c0
[  286.699796]  smp_apic_timer_interrupt+0x1cb/0x760
[  286.704640]  ? smp_call_function_single_interrupt+0x650/0x650
[  286.710522]  ? interrupt_entry+0xb5/0xf0
[  286.714583]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.719600]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.724614]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.729458]  ? trace_hardirqs_off+0x300/0x300
[  286.733953]  ? trace_hardirqs_off+0x300/0x300
[  286.738448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.743987]  ? check_preemption_disabled+0x48/0x200
[  286.749004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.754550]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.759400]  apic_timer_interrupt+0xf/0x20
[  286.763626]  </IRQ>
[  286.765865] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  286.771143] 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
[  286.790129] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  286.797853] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  286.805123] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  286.812387] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  286.819651] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  286.826919] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  286.834205]  ? arch_local_irq_restore+0x45/0x52
[  286.838878]  dump_stack+0x26a/0x2b4
[  286.842511]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.847703]  ? mark_held_locks+0x130/0x130
[  286.851936]  ? mark_held_locks+0x130/0x130
[  286.856263]  dump_header+0x27b/0xf72
[  286.859987]  ? pagefault_out_of_memory+0x197/0x197
[  286.864922]  ? mark_held_locks+0x130/0x130
[  286.869159]  ? __lock_acquire+0x7ec/0x4ec0
[  286.873398]  ? mem_cgroup_charge_statistics+0x780/0x780
[  286.878764]  ? print_usage_bug+0xc0/0xc0
[  286.882824]  ? print_usage_bug+0xc0/0xc0
[  286.886894]  ? graph_lock+0x170/0x170
[  286.890690]  ? graph_lock+0x170/0x170
[  286.894489]  ? print_usage_bug+0xc0/0xc0
[  286.898546]  ? print_usage_bug+0xc0/0xc0
[  286.902640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.908192]  ? find_held_lock+0x36/0x1c0
[  286.912262]  ? mark_held_locks+0xc7/0x130
[  286.916412]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.921512]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.926614]  ? lockdep_hardirqs_on+0x421/0x5c0
[  286.931195]  ? trace_hardirqs_on+0xbd/0x310
[  286.935520]  ? kasan_check_read+0x11/0x20
[  286.939667]  ? ___ratelimit+0x36f/0x655
[  286.943646]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.949100]  ? trace_hardirqs_on+0x310/0x310
[  286.953506]  ? lock_downgrade+0x900/0x900
[  286.957662]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  286.962768]  ? ___ratelimit+0xaa/0x655
[  286.966657]  ? idr_get_free+0xec0/0xec0
[  286.970632]  ? kasan_check_write+0x14/0x20
[  286.974867]  ? do_raw_spin_lock+0xc1/0x200
[  286.979111]  oom_kill_process.cold.27+0x10/0x903
[  286.983870]  ? graph_lock+0x170/0x170
[  286.987667]  ? _raw_spin_unlock+0x2c/0x50
[  286.991814]  ? oom_badness+0xe6/0xaa0
[  286.995619]  ? oom_evaluate_task+0x540/0x540
[  287.000028]  ? find_held_lock+0x36/0x1c0
[  287.004097]  ? out_of_memory+0x974/0x14c0
[  287.008245]  ? lock_downgrade+0x900/0x900
[  287.012393]  ? check_preemption_disabled+0x48/0x200
[  287.017418]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.023217]  ? kasan_check_read+0x11/0x20
[  287.027366]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.032643]  ? rcu_bh_qs+0xc0/0xc0
[  287.036189]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  287.041721]  ? oom_evaluate_task+0x302/0x540
[  287.046131]  out_of_memory+0xa86/0x14c0
[  287.050116]  ? oom_killer_disable+0x3a0/0x3a0
[  287.054613]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  287.059550]  ? __mutex_add_waiter+0x2a0/0x2a0
[  287.064061]  __alloc_pages_slowpath+0x2318/0x2d80
[  287.068933]  ? warn_alloc+0x120/0x120
[  287.072736]  ? __radix_tree_lookup+0x4c0/0x4c0
[  287.077348]  ? find_get_entry+0x2f2/0xc40
[  287.081515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.087054]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  287.091987]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.097523]  ? should_fail+0x22d/0xd01
[  287.101418]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.106520]  ? __lock_is_held+0xb5/0x140
[  287.110605]  ? __lock_is_held+0xb5/0x140
[  287.114677]  ? find_held_lock+0x36/0x1c0
[  287.118744]  ? ___might_sleep+0x1ed/0x300
[  287.122894]  ? lock_release+0x970/0x970
[  287.126868]  ? arch_local_save_flags+0x40/0x40
[  287.131460]  ? __might_sleep+0x95/0x190
[  287.135441]  __alloc_pages_nodemask+0xa80/0xde0
[  287.140205]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.145222]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.151023]  ? kasan_check_read+0x11/0x20
[  287.155177]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.160493]  ? graph_lock+0x170/0x170
[  287.164313]  ? print_usage_bug+0xc0/0xc0
[  287.168380]  ? graph_lock+0x170/0x170
[  287.172180]  ? graph_lock+0x170/0x170
[  287.175981]  ? __do_page_cache_readahead+0x7ce/0x980
[  287.181091]  ? find_held_lock+0x36/0x1c0
[  287.185161]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  287.190706]  alloc_pages_current+0x10c/0x210
[  287.195111]  ? lock_downgrade+0x900/0x900
[  287.199266]  __page_cache_alloc+0x38f/0x5b0
[  287.203594]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.209392]  ? kasan_check_read+0x11/0x20
[  287.213540]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.218823]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  287.223497]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.229036]  ? check_preemption_disabled+0x48/0x200
[  287.234058]  filemap_fault+0x1594/0x25f0
[  287.238129]  ? __lock_page_or_retry+0xa00/0xa00
[  287.242803]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.248604]  ? kasan_check_read+0x11/0x20
[  287.252753]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.258031]  ? rcu_bh_qs+0xc0/0xc0
[  287.261580]  ? print_usage_bug+0xc0/0xc0
[  287.265649]  ? filemap_map_pages+0xdea/0x1980
[  287.270151]  ? print_usage_bug+0xc0/0xc0
[  287.274224]  ? find_get_pages_range_tag+0x1320/0x1320
[  287.279414]  ? print_usage_bug+0xc0/0xc0
[  287.283475]  ? __lock_acquire+0x7ec/0x4ec0
[  287.287708]  ? graph_lock+0x170/0x170
[  287.291508]  ? __sigqueue_free.part.27+0x7d/0xa0
[  287.296270]  ? __lock_acquire+0x7ec/0x4ec0
[  287.300527]  ? lock_acquire+0x1ed/0x520
[  287.304502]  ? ext4_filemap_fault+0x7a/0xad
[  287.308826]  ? lock_release+0x970/0x970
[  287.312801]  ? arch_local_save_flags+0x40/0x40
[  287.317389]  ? mark_held_locks+0x130/0x130
[  287.321633]  ? down_read+0xb0/0x1d0
[  287.325259]  ? ext4_filemap_fault+0x7a/0xad
[  287.329581]  ? __down_interruptible+0x700/0x700
[  287.334252]  ? graph_lock+0x170/0x170
[  287.338054]  ? __sigqueue_free.part.27+0x7d/0xa0
[  287.342835]  ext4_filemap_fault+0x82/0xad
[  287.346987]  __do_fault+0x100/0x6b0
[  287.350618]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.355899]  ? print_bad_pte+0x6c0/0x6c0
[  287.359966]  ? pmd_val+0x88/0x100
[  287.363424]  ? add_mm_counter_fast+0xd0/0xd0
[  287.367832]  ? pmd_val+0x88/0x100
[  287.371288]  ? add_mm_counter_fast+0xd0/0xd0
[  287.375716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.381260]  __handle_mm_fault+0x3709/0x53e0
[  287.385681]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  287.390527]  ? graph_lock+0x170/0x170
[  287.394343]  ? print_usage_bug+0xc0/0xc0
[  287.398408]  ? graph_lock+0x170/0x170
[  287.402211]  ? graph_lock+0x170/0x170
[  287.406028]  ? handle_mm_fault+0x42a/0xc70
[  287.410264]  ? lock_downgrade+0x900/0x900
[  287.414423]  ? check_preemption_disabled+0x48/0x200
[  287.419446]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.425272]  ? kasan_check_read+0x11/0x20
[  287.429432]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.434711]  ? rcu_bh_qs+0xc0/0xc0
[  287.438259]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.443709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.449250]  ? check_preemption_disabled+0x48/0x200
[  287.454276]  handle_mm_fault+0x54f/0xc70
[  287.458353]  ? __handle_mm_fault+0x53e0/0x53e0
[  287.462938]  ? find_vma+0x34/0x190
[  287.466490]  __do_page_fault+0x67d/0xed0
[  287.470574]  ? mm_fault_error+0x380/0x380
[  287.474730]  ? syscall_slow_exit_work+0x520/0x520
[  287.479577]  do_page_fault+0xf2/0x7e0
[  287.483378]  ? vmalloc_sync_all+0x30/0x30
[  287.487528]  ? error_entry+0x70/0xd0
[  287.491243]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.496260]  ? trace_hardirqs_on_caller+0xc0/0x300
[  287.501189]  ? syscall_return_slowpath+0x5e0/0x5e0
[  287.506120]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.510960]  ? trace_hardirqs_off+0x300/0x300
[  287.515456]  ? trace_hardirqs_off_caller+0x300/0x300
[  287.520560]  ? prepare_exit_to_usermode+0x291/0x3b0
[  287.525579]  ? page_fault+0x8/0x30
[  287.529119]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.533965]  ? page_fault+0x8/0x30
[  287.537505]  page_fault+0x1e/0x30
[  287.540971] RIP: 0033:0x45db60
[  287.544166] Code: Bad RIP value.
[  287.547543] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  287.552904] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  287.560193] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  287.567461] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  287.574736] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  287.582013] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  287.589316] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  287.589322] warn_alloc_show_mem: 1 callbacks suppressed
[  287.589329] Mem-Info:
[  287.596517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.601886] active_anon:38738 inactive_anon:372 isolated_anon:0
[  287.601886]  active_file:16 inactive_file:22 isolated_file:0
[  287.601886]  unevictable:0 dirty:0 writeback:0 unstable:0
[  287.601886]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  287.601886]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  287.601886]  free:13555 free_pcp:233 free_cma:0
[  287.604260] Call Trace:
[  287.613646] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  287.646500]  <IRQ>
[  287.649074] Node 0 
[  287.677280]  dump_stack+0x1c4/0x2b4
[  287.679431] 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
[  287.681634]  ? dump_stack_print_info.cold.2+0x52/0x52
[  287.685233] lowmem_reserve[]:
[  287.710739]  warn_alloc.cold.118+0xb7/0x1bd
[  287.715894]  0
[  287.718990]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.723287]  2817
[  287.725094]  ? lock_downgrade+0x900/0x900
[  287.729907]  6321
[  287.731968]  ? trace_hardirqs_off+0xb8/0x300
[  287.736089]  6321
[  287.738151]  ? trace_hardirqs_off+0xb8/0x300
[  287.742535] Node 0 
[  287.744599]  __alloc_pages_slowpath+0x2667/0x2d80
[  287.748997] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  287.751225]  ? warn_alloc+0x120/0x120
[  287.756017] lowmem_reserve[]:
[  287.782751]  ? trace_hardirqs_on+0x310/0x310
[  287.786526]  0
[  287.789628]  ? warn_alloc+0x120/0x120
[  287.794013]  0
[  287.795817]  ? print_usage_bug+0xc0/0xc0
[  287.799583]  3503
[  287.801380]  ? warn_alloc+0x120/0x120
[  287.805414]  3503
[  287.807473]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  287.813308]  ? print_usage_bug+0xc0/0xc0
[  287.818337] Node 0 
[  287.822387]  ? __lock_acquire+0x7ec/0x4ec0
[  287.822419] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  287.822426] lowmem_reserve[]:
[  287.824656]  ? __lock_acquire+0x7ec/0x4ec0
[  287.828867]  0
[  287.857229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.860316]  0
[  287.864543]  ? should_fail+0x22d/0xd01
[  287.866332]  0
[  287.871863]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.873637]  0
[  287.877519]  ? __lock_acquire+0x7ec/0x4ec0
[  287.884400]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.886180] Node 0 
[  287.890422]  ? __lock_acquire+0x7ec/0x4ec0
[  287.895500] DMA: 
[  287.897732]  ? should_fail+0x22d/0xd01
[  287.901945] 1*4kB 
[  287.904002]  ? print_usage_bug+0xc0/0xc0
[  287.907864] (U) 
[  287.910009]  ? mark_held_locks+0x130/0x130
[  287.914043] 0*8kB 
[  287.916016]  ? mark_held_locks+0x130/0x130
[  287.920220] 0*16kB 1*32kB 
[  287.922382]  ? graph_lock+0x170/0x170
[  287.926582] (U) 
[  287.929421]  ? print_usage_bug+0xc0/0xc0
[  287.933198] 2*64kB 
[  287.935166]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.939196] (U) 
[  287.941427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.946158] 1*128kB 
[  287.948130]  ? check_preemption_disabled+0x48/0x200
[  287.953635] (U) 
[  287.955954]  ? check_preemption_disabled+0x48/0x200
[  287.960937] 1*256kB (U) 
[  287.962921]  ? __lock_is_held+0xb5/0x140
[  287.967902] 0*512kB 
[  287.970569]  __alloc_pages_nodemask+0xa80/0xde0
[  287.974599] 1*1024kB 
[  287.976912]  ? graph_lock+0x170/0x170
[  287.981551] (U) 
[  287.983958]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.987735] 1*2048kB 
[  287.989706]  ? graph_lock+0x170/0x170
[  287.994694] (M) 
[  287.997104]  ? find_held_lock+0x36/0x1c0
[  288.000875] 3*4096kB 
[  288.002854]  ? ____cache_alloc_node+0x1c7/0x1e0
[  288.007685] (M) = 15908kB
[  288.010099]  ? lock_downgrade+0x900/0x900
[  288.014740] Node 0 
[  288.017495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.021612] DMA32: 
[  288.023848]  cache_grow_begin+0x91/0x8c0
[  288.029362] 2*4kB 
[  288.031592]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.035625] (M) 
[  288.037771]  fallback_alloc+0x203/0x2e0
[  288.042148] 1*8kB 
[  288.044121]  ____cache_alloc_node+0x1c7/0x1e0
[  288.048067] (U) 
[  288.050213]  kmem_cache_alloc_node+0xe3/0x730
[  288.054677] 3*16kB 
[  288.056650]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.061116] (M) 
[  288.063352]  __alloc_skb+0x119/0x770
[  288.067553] 2*32kB 
[  288.069527]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.073206] (UM) 
[  288.075438]  ? skb_scrub_packet+0x490/0x490
[  288.080691] 2*64kB 
[  288.082747]  ? lock_downgrade+0x900/0x900
[  288.087048] (M) 
[  288.089281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.093402] 3*128kB 
[  288.095371]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.100878] (M) 
[  288.103199]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.108619] 2*256kB 
[  288.110589]  ? addrconf_rs_timer+0x6f0/0x6f0
[  288.116006] (M) 3*512kB 
[  288.118350]  ndisc_alloc_skb+0x144/0x340
[  288.122720] (M) 
[  288.125385]  ndisc_send_rs+0x331/0x6e0
[  288.129416] 4*1024kB 
[  288.131385]  addrconf_rs_timer+0x3c0/0x6f0
[  288.135244] (UM) 
[  288.137648]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.141855] 3*2048kB 
[  288.143916]  call_timer_fn+0x272/0x920
[  288.148116] (UM) 
[  288.150521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.154381] 3*4096kB 
[  288.156438]  ? process_timeout+0x40/0x40
[  288.160643] (M) 
[  288.163045]  ? find_held_lock+0x36/0x1c0
[  288.167077] = 25216kB
[  288.169048]  ? __run_timers+0x7da/0xc70
[  288.173076] Node 0 
[  288.175483]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.179428] Normal: 
[  288.181657]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.186129] 808*4kB 
[  288.188444]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.192910] (UME) 
[  288.195225]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  288.199435] 439*8kB 
[  288.201578]  ? trace_hardirqs_on+0xbd/0x310
[  288.206134] (UME) 
[  288.208458]  ? kasan_check_read+0x11/0x20
[  288.212752] 179*16kB 
[  288.214892]  ? __run_timers+0x7da/0xc70
[  288.219011] (UMEH) 
[  288.221420]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.225373] 64*32kB 
[  288.227601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.233021] (UMEH) 
[  288.235343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.239551] 19*64kB 
[  288.241782]  __run_timers+0x7e5/0xc70
[  288.246006] (UMEH) 
[  288.248349]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  288.252115] 2*128kB 
[  288.254355]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.259689] (UM) 
[  288.262007]  ? graph_lock+0x170/0x170
[  288.266998] 0*256kB 
[  288.269056]  ? enqueue_hrtimer+0x1a5/0x560
[  288.272835] 0*512kB 
[  288.275158]  ? lock_release+0x970/0x970
[  288.279365] 0*1024kB 
[  288.281682]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  288.285630] 0*2048kB 
[  288.288034]  ? find_held_lock+0x36/0x1c0
[  288.293193] 0*4096kB 
[  288.295597]  ? graph_lock+0x170/0x170
[  288.299630] = 13128kB
[  288.302029]  ? pvclock_read_flags+0x160/0x160
[  288.305809] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  288.308211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.312683] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  288.321504]  ? check_preemption_disabled+0x48/0x200
[  288.327009] 417 total pagecache pages
[  288.335582]  ? __lock_is_held+0xb5/0x140
[  288.340575] 0 pages in swap cache
[  288.344370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.348409] Swap cache stats: add 0, delete 0, find 0/0
[  288.351851]  ? check_preemption_disabled+0x48/0x200
[  288.357358] Free swap  = 0kB
[  288.362716]  run_timer_softirq+0x52/0xb0
[  288.367700] Total swap = 0kB
[  288.370710]  ? rcu_read_lock_sched_held+0x108/0x120
[  288.374746] 1965979 pages RAM
[  288.377759]  __do_softirq+0x30b/0xad8
[  288.382749] 0 pages HighMem/MovableOnly
[  288.385856]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  288.389626] 342744 pages reserved
[  288.393597]  ? pvclock_read_flags+0x160/0x160
[  288.398668] 0 pages cma reserved
[  288.402114]  ? lapic_next_event+0x5a/0x90
[  288.406667] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  288.409938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.409955]  ? check_preemption_disabled+0x48/0x200
[  288.409973]  ? check_preemption_disabled+0x48/0x200
[  288.414157] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  288.420584]  ? kvm_clock_read+0x18/0x30
[  288.426093] syz-fuzzer cpuset=
[  288.431102]  ? kvm_sched_clock_read+0x9/0x20
[  288.436089] /
[  288.446319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.450273]  mems_allowed=0
[  288.453461]  ? check_preemption_disabled+0x48/0x200
[  288.472987]  irq_exit+0x17f/0x1c0
[  288.476446]  smp_apic_timer_interrupt+0x1cb/0x760
[  288.481287]  ? smp_reschedule_interrupt+0x109/0x650
[  288.486325]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.492214]  ? interrupt_entry+0xb5/0xf0
[  288.496275]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.501310]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.506344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.511185]  ? trace_hardirqs_off+0x300/0x300
[  288.515680]  ? trace_hardirqs_off+0x300/0x300
[  288.520181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.525719]  ? check_preemption_disabled+0x48/0x200
[  288.530738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.536285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.541148]  apic_timer_interrupt+0xf/0x20
[  288.545603]  </IRQ>
[  288.547847] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  288.552778] 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
[  288.571678] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  288.579385] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  288.586650] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  288.593919] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  288.601792] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  288.609065] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  288.616382]  skb_clone+0x1bb/0x500
[  288.619927]  ? skb_split+0x11e0/0x11e0
[  288.623827]  ? preempt_notifier_register+0x200/0x200
[  288.628930]  ? __switch_to_asm+0x34/0x70
[  288.632990]  ? __switch_to_asm+0x34/0x70
[  288.637047]  ? __switch_to_asm+0x40/0x70
[  288.641104]  ? __switch_to_asm+0x34/0x70
[  288.645163]  ? __switch_to_asm+0x40/0x70
[  288.649221]  ? __switch_to_asm+0x40/0x70
[  288.653280]  ? __switch_to_asm+0x34/0x70
[  288.657348]  ? __switch_to_asm+0x34/0x70
[  288.661405]  ? __switch_to_asm+0x40/0x70
[  288.665464]  ? __switch_to_asm+0x34/0x70
[  288.669535]  bpf_clone_redirect+0xb9/0x490
[  288.673780]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  288.678805]  ? __sched_text_start+0x8/0x8
[  288.682961]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.687732]  ? find_held_lock+0x36/0x1c0
[  288.691802]  ? lock_acquire+0x1ed/0x520
[  288.695782]  ? bpf_test_run+0x32e/0x5a0
[  288.699763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.705310]  ? check_preemption_disabled+0x48/0x200
[  288.710339]  ? kasan_check_read+0x11/0x20
[  288.714494]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.719770]  ? rcu_bh_qs+0xc0/0xc0
[  288.723319]  ? preempt_schedule+0x4d/0x60
[  288.727468]  ? ___preempt_schedule+0x16/0x18
[  288.731884]  ? bpf_test_run+0x1c0/0x5a0
[  288.735871]  ? netlink_diag_dump+0x2a0/0x2a0
[  288.740282]  ? bpf_prog_test_run_skb+0x452/0xb40
[  288.745054]  ? bpf_prog_test_run_skb+0x634/0xb40
[  288.749820]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  288.754660]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  288.760198]  ? fput+0x130/0x1a0
[  288.763478]  ? __bpf_prog_get+0x9b/0x290
[  288.767540]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  288.772378]  ? bpf_prog_test_run+0x130/0x1a0
[  288.776794]  ? __x64_sys_bpf+0x3d8/0x510
[  288.780858]  ? bpf_prog_get+0x20/0x20
[  288.784682]  ? do_syscall_64+0x1b9/0x820
[  288.788745]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  288.794110]  ? syscall_return_slowpath+0x5e0/0x5e0
[  288.799044]  ? trace_hardirqs_off+0x300/0x300
[  288.803539]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  288.808552]  ? recalc_sigpending_tsk+0x180/0x180
[  288.813326]  ? kasan_check_write+0x14/0x20
[  288.817573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.822423]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  288.827807] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  288.827885] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  288.834740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.834746] Call Trace:
[  288.834753]  <IRQ>
[  288.834768]  dump_stack+0x1c4/0x2b4
[  288.834789]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.841367] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  288.850632]  warn_alloc.cold.118+0xb7/0x1bd
[  288.853183] syz-executor7 cpuset=
[  288.855335]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.858936] syz7
[  288.864115]  ? lock_downgrade+0x900/0x900
[  288.874578]  mems_allowed=0
[  288.878893]  ? trace_hardirqs_off+0xb8/0x300
[  288.900573]  ? trace_hardirqs_off+0xb8/0x300
[  288.904994]  __alloc_pages_slowpath+0x2667/0x2d80
[  288.909869]  ? warn_alloc+0x120/0x120
[  288.913677]  ? warn_alloc+0x120/0x120
[  288.917483]  ? print_usage_bug+0xc0/0xc0
[  288.921544]  ? warn_alloc+0x120/0x120
[  288.925346]  ? print_usage_bug+0xc0/0xc0
[  288.929409]  ? __lock_acquire+0x7ec/0x4ec0
[  288.933644]  ? __lock_acquire+0x7ec/0x4ec0
[  288.937884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.943420]  ? should_fail+0x22d/0xd01
[  288.947326]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.952429]  ? __lock_acquire+0x7ec/0x4ec0
[  288.956670]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.961770]  ? __lock_acquire+0x7ec/0x4ec0
[  288.966003]  ? should_fail+0x22d/0xd01
[  288.969901]  ? mark_held_locks+0x130/0x130
[  288.974142]  ? mark_held_locks+0x130/0x130
[  288.978381]  ? graph_lock+0x170/0x170
[  288.982178]  ? graph_lock+0x170/0x170
[  288.986069]  ? graph_lock+0x170/0x170
[  288.989866]  ? print_usage_bug+0xc0/0xc0
[  288.993928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.999463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.005005]  ? check_preemption_disabled+0x48/0x200
[  289.010021]  ? check_preemption_disabled+0x48/0x200
[  289.015048]  ? __lock_is_held+0xb5/0x140
[  289.019114]  __alloc_pages_nodemask+0xa80/0xde0
[  289.023786]  ? graph_lock+0x170/0x170
[  289.027594]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.032610]  ? graph_lock+0x170/0x170
[  289.036422]  ? find_held_lock+0x36/0x1c0
[  289.040493]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.045163]  ? lock_downgrade+0x900/0x900
[  289.049333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.054877]  cache_grow_begin+0x91/0x8c0
[  289.058955]  ? do_raw_spin_unlock+0xa7/0x2f0
[  289.063374]  fallback_alloc+0x203/0x2e0
[  289.067356]  ____cache_alloc_node+0x1c7/0x1e0
[  289.071857]  kmem_cache_alloc_node+0xe3/0x730
[  289.076351]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.080598]  __alloc_skb+0x119/0x770
[  289.084328]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.089616]  ? skb_scrub_packet+0x490/0x490
[  289.093939]  ? lock_downgrade+0x900/0x900
[  289.098094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.103634]  ? refcount_sub_and_test_checked+0x203/0x310
[  289.109088]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  289.114539]  ? addrconf_rs_timer+0x6f0/0x6f0
[  289.118964]  ndisc_alloc_skb+0x144/0x340
[  289.123030]  ndisc_send_rs+0x331/0x6e0
[  289.126923]  addrconf_rs_timer+0x3c0/0x6f0
[  289.131161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.135408]  call_timer_fn+0x272/0x920
[  289.139296]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.143545]  ? process_timeout+0x40/0x40
[  289.147602]  ? find_held_lock+0x36/0x1c0
[  289.151672]  ? mark_held_locks+0xc7/0x130
[  289.155821]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.160328]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.164824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.169061]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  289.173642]  ? trace_hardirqs_on+0xbd/0x310
[  289.177962]  ? kasan_check_read+0x11/0x20
[  289.182111]  ? __run_timers+0x7da/0xc70
[  289.186094]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.191549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.195788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.200025]  __run_timers+0x7e5/0xc70
[  289.203838]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  289.209206]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.214223]  ? graph_lock+0x170/0x170
[  289.218029]  ? print_usage_bug+0xc0/0xc0
[  289.222090]  ? lock_release+0x970/0x970
[  289.226062]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.231256]  ? find_held_lock+0x36/0x1c0
[  289.235334]  ? graph_lock+0x170/0x170
[  289.239139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.244677]  ? check_preemption_disabled+0x48/0x200
[  289.249706]  ? __lock_is_held+0xb5/0x140
[  289.253769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.259320]  ? check_preemption_disabled+0x48/0x200
[  289.264355]  run_timer_softirq+0x52/0xb0
[  289.268417]  ? rcu_read_lock_sched_held+0x108/0x120
[  289.273437]  __do_softirq+0x30b/0xad8
[  289.277252]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  289.282365]  ? pvclock_read_flags+0x160/0x160
[  289.286863]  ? lapic_next_event+0x5a/0x90
[  289.291010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.296550]  ? check_preemption_disabled+0x48/0x200
[  289.301567]  ? check_preemption_disabled+0x48/0x200
[  289.306587]  ? kvm_clock_read+0x18/0x30
[  289.310562]  ? kvm_sched_clock_read+0x9/0x20
[  289.314971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.320506]  ? check_preemption_disabled+0x48/0x200
[  289.325539]  irq_exit+0x17f/0x1c0
[  289.328994]  smp_apic_timer_interrupt+0x1cb/0x760
[  289.333841]  ? smp_call_function_single_interrupt+0x650/0x650
[  289.339727]  ? interrupt_entry+0xb5/0xf0
[  289.343787]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.348801]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.353820]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.358667]  ? trace_hardirqs_off+0x300/0x300
[  289.363160]  ? trace_hardirqs_off+0x300/0x300
[  289.367654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.373193]  ? check_preemption_disabled+0x48/0x200
[  289.378208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.383756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.388607]  apic_timer_interrupt+0xf/0x20
[  289.392833]  </IRQ>
[  289.395072] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  289.400354] 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
[  289.419256] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  289.426978] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  289.434249] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  289.441516] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  289.448784] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  289.456053] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  289.463356]  ? arch_local_irq_restore+0x45/0x52
[  289.468033]  dump_stack+0x26a/0x2b4
[  289.471663]  ? dump_stack_print_info.cold.2+0x52/0x52
[  289.476856]  ? mark_held_locks+0x130/0x130
[  289.481093]  ? mark_held_locks+0x130/0x130
[  289.485359]  dump_header+0x27b/0xf72
[  289.489100]  ? pagefault_out_of_memory+0x197/0x197
[  289.494036]  ? mark_held_locks+0x130/0x130
[  289.498270]  ? __lock_acquire+0x7ec/0x4ec0
[  289.502516]  ? mem_cgroup_charge_statistics+0x780/0x780
[  289.507879]  ? print_usage_bug+0xc0/0xc0
[  289.511938]  ? print_usage_bug+0xc0/0xc0
[  289.516006]  ? graph_lock+0x170/0x170
[  289.519805]  ? graph_lock+0x170/0x170
[  289.523610]  ? print_usage_bug+0xc0/0xc0
[  289.527673]  ? print_usage_bug+0xc0/0xc0
[  289.531744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.537285]  ? find_held_lock+0x36/0x1c0
[  289.541372]  ? mark_held_locks+0xc7/0x130
[  289.545535]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  289.550639]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  289.555741]  ? lockdep_hardirqs_on+0x421/0x5c0
[  289.560337]  ? trace_hardirqs_on+0xbd/0x310
[  289.564670]  ? kasan_check_read+0x11/0x20
[  289.568815]  ? ___ratelimit+0x36f/0x655
[  289.572793]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.578248]  ? trace_hardirqs_on+0x310/0x310
[  289.582658]  ? lock_downgrade+0x900/0x900
[  289.586814]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  289.591920]  ? ___ratelimit+0xaa/0x655
[  289.595808]  ? idr_get_free+0xec0/0xec0
[  289.599788]  ? kasan_check_write+0x14/0x20
[  289.604024]  ? do_raw_spin_lock+0xc1/0x200
[  289.608268]  oom_kill_process.cold.27+0x10/0x903
[  289.613037]  ? graph_lock+0x170/0x170
[  289.616838]  ? _raw_spin_unlock+0x2c/0x50
[  289.621000]  ? oom_badness+0xe6/0xaa0
[  289.624810]  ? oom_evaluate_task+0x540/0x540
[  289.629222]  ? find_held_lock+0x36/0x1c0
[  289.633289]  ? out_of_memory+0x974/0x14c0
[  289.637454]  ? lock_downgrade+0x900/0x900
[  289.641604]  ? check_preemption_disabled+0x48/0x200
[  289.646636]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.652437]  ? kasan_check_read+0x11/0x20
[  289.656598]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.661880]  ? rcu_bh_qs+0xc0/0xc0
[  289.665435]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  289.670975]  ? oom_evaluate_task+0x302/0x540
[  289.675586]  out_of_memory+0xa86/0x14c0
[  289.679564]  ? oom_killer_disable+0x3a0/0x3a0
[  289.684063]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  289.689013]  ? __mutex_add_waiter+0x2a0/0x2a0
[  289.693535]  __alloc_pages_slowpath+0x2318/0x2d80
[  289.698410]  ? warn_alloc+0x120/0x120
[  289.702215]  ? __radix_tree_lookup+0x4c0/0x4c0
[  289.706811]  ? find_get_entry+0x2f2/0xc40
[  289.710972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.716511]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  289.721438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.726975]  ? should_fail+0x22d/0xd01
[  289.730865]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.735971]  ? __lock_is_held+0xb5/0x140
[  289.740061]  ? __lock_is_held+0xb5/0x140
[  289.744128]  ? find_held_lock+0x36/0x1c0
[  289.748192]  ? ___might_sleep+0x1ed/0x300
[  289.752341]  ? lock_release+0x970/0x970
[  289.756331]  ? arch_local_save_flags+0x40/0x40
[  289.760931]  ? __might_sleep+0x95/0x190
[  289.764911]  __alloc_pages_nodemask+0xa80/0xde0
[  289.769591]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.774609]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.780415]  ? kasan_check_read+0x11/0x20
[  289.784568]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.789851]  ? graph_lock+0x170/0x170
[  289.793653]  ? print_usage_bug+0xc0/0xc0
[  289.797717]  ? graph_lock+0x170/0x170
[  289.801517]  ? graph_lock+0x170/0x170
[  289.806101]  ? __do_page_cache_readahead+0x7ce/0x980
[  289.811213]  ? find_held_lock+0x36/0x1c0
[  289.815281]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  289.820843]  alloc_pages_current+0x10c/0x210
[  289.825254]  ? lock_downgrade+0x900/0x900
[  289.829406]  __page_cache_alloc+0x38f/0x5b0
[  289.833730]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.839527]  ? kasan_check_read+0x11/0x20
[  289.843683]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.848966]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  289.853647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.859187]  ? check_preemption_disabled+0x48/0x200
[  289.864223]  filemap_fault+0x1594/0x25f0
[  289.868317]  ? __lock_page_or_retry+0xa00/0xa00
[  289.872994]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.878790]  ? kasan_check_read+0x11/0x20
[  289.882946]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.888227]  ? rcu_bh_qs+0xc0/0xc0
[  289.891773]  ? print_usage_bug+0xc0/0xc0
[  289.895843]  ? filemap_map_pages+0xdea/0x1980
[  289.900353]  ? print_usage_bug+0xc0/0xc0
[  289.904437]  ? find_get_pages_range_tag+0x1320/0x1320
[  289.909628]  ? print_usage_bug+0xc0/0xc0
[  289.913686]  ? __lock_acquire+0x7ec/0x4ec0
[  289.917923]  ? graph_lock+0x170/0x170
[  289.921726]  ? __sigqueue_free.part.27+0x7d/0xa0
[  289.926484]  ? __lock_acquire+0x7ec/0x4ec0
[  289.930731]  ? lock_acquire+0x1ed/0x520
[  289.934704]  ? ext4_filemap_fault+0x7a/0xad
[  289.939030]  ? lock_release+0x970/0x970
[  289.943008]  ? arch_local_save_flags+0x40/0x40
[  289.947590]  ? mark_held_locks+0x130/0x130
[  289.951836]  ? down_read+0xb0/0x1d0
[  289.955464]  ? ext4_filemap_fault+0x7a/0xad
[  289.959787]  ? __down_interruptible+0x700/0x700
[  289.964459]  ? graph_lock+0x170/0x170
[  289.968260]  ? __sigqueue_free.part.27+0x7d/0xa0
[  289.973032]  ext4_filemap_fault+0x82/0xad
[  289.977181]  __do_fault+0x100/0x6b0
[  289.980822]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.986100]  ? print_bad_pte+0x6c0/0x6c0
[  289.990164]  ? pmd_val+0x88/0x100
[  289.993634]  ? add_mm_counter_fast+0xd0/0xd0
[  289.998038]  ? pmd_val+0x88/0x100
[  290.001489]  ? add_mm_counter_fast+0xd0/0xd0
[  290.005900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.011442]  __handle_mm_fault+0x3709/0x53e0
[  290.015863]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  290.020704]  ? graph_lock+0x170/0x170
[  290.024510]  ? print_usage_bug+0xc0/0xc0
[  290.028574]  ? graph_lock+0x170/0x170
[  290.032371]  ? graph_lock+0x170/0x170
[  290.036191]  ? handle_mm_fault+0x42a/0xc70
[  290.040428]  ? lock_downgrade+0x900/0x900
[  290.044578]  ? check_preemption_disabled+0x48/0x200
[  290.049600]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.055399]  ? kasan_check_read+0x11/0x20
[  290.059546]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.064828]  ? rcu_bh_qs+0xc0/0xc0
[  290.068371]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.073824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.079362]  ? check_preemption_disabled+0x48/0x200
[  290.084398]  handle_mm_fault+0x54f/0xc70
[  290.088463]  ? __handle_mm_fault+0x53e0/0x53e0
[  290.093050]  ? find_vma+0x34/0x190
[  290.096594]  __do_page_fault+0x67d/0xed0
[  290.100660]  ? mm_fault_error+0x380/0x380
[  290.104816]  ? syscall_slow_exit_work+0x520/0x520
[  290.109662]  do_page_fault+0xf2/0x7e0
[  290.113466]  ? vmalloc_sync_all+0x30/0x30
[  290.117619]  ? error_entry+0x70/0xd0
[  290.121346]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.126357]  ? trace_hardirqs_on_caller+0xc0/0x300
[  290.131285]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.136231]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.141078]  ? trace_hardirqs_off+0x300/0x300
[  290.145574]  ? trace_hardirqs_off_caller+0x300/0x300
[  290.150684]  ? prepare_exit_to_usermode+0x291/0x3b0
[  290.155703]  ? page_fault+0x8/0x30
[  290.159247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.164092]  ? page_fault+0x8/0x30
[  290.167631]  page_fault+0x1e/0x30
[  290.171083] RIP: 0033:0x45db60
[  290.174277] Code: Bad RIP value.
[  290.177652] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  290.183015] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  290.190318] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  290.197585] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  290.204851] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  290.212119] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  290.219416] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  290.219422] warn_alloc_show_mem: 1 callbacks suppressed
[  290.219429] Mem-Info:
[  290.226612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.231976] active_anon:38738 inactive_anon:372 isolated_anon:0
[  290.231976]  active_file:16 inactive_file:22 isolated_file:0
[  290.231976]  unevictable:0 dirty:0 writeback:0 unstable:0
[  290.231976]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  290.231976]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  290.231976]  free:13555 free_pcp:233 free_cma:0
[  290.234348] Call Trace:
[  290.243734] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  290.276580]  <IRQ>
[  290.279150] Node 0 
[  290.306825]  dump_stack+0x1c4/0x2b4
[  290.308970] 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
[  290.311177]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.314776] lowmem_reserve[]:
[  290.340284]  warn_alloc.cold.118+0xb7/0x1bd
[  290.345438]  0
[  290.348541]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.352831]  2817 6321
[  290.354639]  ? lock_downgrade+0x900/0x900
[  290.359454]  6321
[  290.361946]  ? trace_hardirqs_off+0xb8/0x300
[  290.366076] Node 0 
[  290.368132]  ? trace_hardirqs_off+0xb8/0x300
[  290.372536] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  290.374746]  __alloc_pages_slowpath+0x2667/0x2d80
[  290.379115] lowmem_reserve[]: 0
[  290.405868]  ? warn_alloc+0x120/0x120
[  290.410660]  0
[  290.413937]  ? trace_hardirqs_on+0x310/0x310
[  290.417707]  3503
[  290.419516]  ? warn_alloc+0x120/0x120
[  290.423894]  3503
[  290.425976]  ? print_usage_bug+0xc0/0xc0
[  290.429748] Node 0 
[  290.431805]  ? warn_alloc+0x120/0x120
[  290.435863] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  290.438068]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  290.441832] lowmem_reserve[]: 0
[  290.470207]  ? print_usage_bug+0xc0/0xc0
[  290.475197]  0
[  290.478470]  ? __lock_acquire+0x7ec/0x4ec0
[  290.482502]  0
[  290.484299]  ? __lock_acquire+0x7ec/0x4ec0
[  290.488520]  0
[  290.490331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.496341]  ? should_fail+0x22d/0xd01
[  290.501848] Node 0 
[  290.505731]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.505740] DMA: 
[  290.507970]  ? __lock_acquire+0x7ec/0x4ec0
[  290.513044] 1*4kB 
[  290.515100]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.519318] (U) 
[  290.521459]  ? __lock_acquire+0x7ec/0x4ec0
[  290.526535] 0*8kB 
[  290.528505]  ? should_fail+0x22d/0xd01
[  290.532717] 0*16kB 
[  290.534865]  ? print_usage_bug+0xc0/0xc0
[  290.538724] 1*32kB 
[  290.540960]  ? mark_held_locks+0x130/0x130
[  290.545480] (U) 2*64kB 
[  290.547727]  ? mark_held_locks+0x130/0x130
[  290.551936] (U) 
[  290.554517]  ? graph_lock+0x170/0x170
[  290.558724] 1*128kB 
[  290.560690]  ? print_usage_bug+0xc0/0xc0
[  290.564463] (U) 
[  290.566781]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.570825] 1*256kB 
[  290.572797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.577524] (U) 
[  290.579847]  ? check_preemption_disabled+0x48/0x200
[  290.585353] 0*512kB 
[  290.587334]  ? check_preemption_disabled+0x48/0x200
[  290.592344] 1*1024kB 
[  290.594666]  ? __lock_is_held+0xb5/0x140
[  290.599648] (U) 
[  290.602059]  __alloc_pages_nodemask+0xa80/0xde0
[  290.606089] 1*2048kB 
[  290.608055]  ? graph_lock+0x170/0x170
[  290.612695] (M) 
[  290.615102]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  290.618882] 3*4096kB 
[  290.620849]  ? graph_lock+0x170/0x170
[  290.625841] (M) 
[  290.628249]  ? find_held_lock+0x36/0x1c0
[  290.632011] = 15908kB
[  290.632019] Node 0 
[  290.633999]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.638025] DMA32: 
[  290.640427]  ? lock_downgrade+0x900/0x900
[  290.642637] 2*4kB 
[  290.647312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.649524] (M) 
[  290.653668]  cache_grow_begin+0x91/0x8c0
[  290.655792] 1*8kB 
[  290.661739]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.663694] (U) 
[  290.667750]  fallback_alloc+0x203/0x2e0
[  290.670317] 3*16kB (M) 
[  290.674730]  ____cache_alloc_node+0x1c7/0x1e0
[  290.676672] 2*32kB (UM) 
[  290.680649]  kmem_cache_alloc_node+0xe3/0x730
[  290.683207] 2*64kB 
[  290.687696]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.690342] (M) 
[  290.694835]  __alloc_skb+0x119/0x770
[  290.697039] 3*128kB 
[  290.701267]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.703214] (M) 
[  290.706918]  ? skb_scrub_packet+0x490/0x490
[  290.709216] 2*256kB 
[  290.714481]  ? lock_downgrade+0x900/0x900
[  290.716437] (M) 
[  290.720756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.723051] 3*512kB 
[  290.727189]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.729138] (M) 
[  290.734665]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.736962] 4*1024kB 
[  290.742402]  ? addrconf_rs_timer+0x6f0/0x6f0
[  290.744352] (UM) 
[  290.749804]  ndisc_alloc_skb+0x144/0x340
[  290.752180] 3*2048kB 
[  290.756577]  ndisc_send_rs+0x331/0x6e0
[  290.758611] (UM) 
[  290.762664]  addrconf_rs_timer+0x3c0/0x6f0
[  290.765041] 3*4096kB (M) 
[  290.768931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.770966] = 25216kB
[  290.775201]  call_timer_fn+0x272/0x920
[  290.777927] Node 0 
[  290.782151]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.784534] Normal: 
[  290.788412]  ? process_timeout+0x40/0x40
[  290.790622] 808*4kB 
[  290.794850]  ? find_held_lock+0x36/0x1c0
[  290.797145] (UME) 
[  290.801203]  ? __run_timers+0x7da/0xc70
[  290.803497] 439*8kB 
[  290.807548]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.809673] (UME) 
[  290.813639]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.815931] 179*16kB (UMEH) 
[  290.820430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.822552] 64*32kB 
[  290.827037]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  290.830031] (UMEH) 
[  290.834259]  ? trace_hardirqs_on+0xbd/0x310
[  290.836555] 19*64kB 
[  290.841130]  ? kasan_check_read+0x11/0x20
[  290.843348] (UMEH) 
[  290.847663]  ? __run_timers+0x7da/0xc70
[  290.849962] 2*128kB 
[  290.854099]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.856319] (UM) 
[  290.860291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.862598] 0*256kB 
[  290.868042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.870077] 0*512kB 
[  290.874311]  __run_timers+0x7e5/0xc70
[  290.876613] 0*1024kB 
[  290.880852]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  290.883144] 0*2048kB 
[  290.886935]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.889328] 0*4096kB 
[  290.894683]  ? graph_lock+0x170/0x170
[  290.897067] = 13128kB
[  290.902075]  ? enqueue_hrtimer+0x1a5/0x560
[  290.904468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  290.908252]  ? lock_release+0x970/0x970
[  290.910645] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  290.914863]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  290.923674] 417 total pagecache pages
[  290.927644]  ? find_held_lock+0x36/0x1c0
[  290.936201] 0 pages in swap cache
[  290.941375]  ? graph_lock+0x170/0x170
[  290.945149] Swap cache stats: add 0, delete 0, find 0/0
[  290.949198]  ? pvclock_read_flags+0x160/0x160
[  290.952624] Free swap  = 0kB
[  290.956416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.961750] Total swap = 0kB
[  290.966256]  ? check_preemption_disabled+0x48/0x200
[  290.969248] 1965979 pages RAM
[  290.974781]  ? __lock_is_held+0xb5/0x140
[  290.977784] 0 pages HighMem/MovableOnly
[  290.982790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.985955] 342744 pages reserved
[  290.990011]  ? check_preemption_disabled+0x48/0x200
[  290.993955] 0 pages cma reserved
[  290.999487]  run_timer_softirq+0x52/0xb0
[  291.002984] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  291.007931]  ? rcu_read_lock_sched_held+0x108/0x120
[  291.011388] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  291.015334]  __do_softirq+0x30b/0xad8
[  291.021822] syz-fuzzer cpuset=
[  291.026843]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  291.037037] /
[  291.040836]  ? pvclock_read_flags+0x160/0x160
[  291.043999]  mems_allowed=0
[  291.049088]  ? lapic_next_event+0x5a/0x90
[  291.062318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.067860]  ? check_preemption_disabled+0x48/0x200
[  291.072886]  ? check_preemption_disabled+0x48/0x200
[  291.077908]  ? kvm_clock_read+0x18/0x30
[  291.081883]  ? kvm_sched_clock_read+0x9/0x20
[  291.086296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.091851]  ? check_preemption_disabled+0x48/0x200
[  291.096879]  irq_exit+0x17f/0x1c0
[  291.100345]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.105186]  ? smp_reschedule_interrupt+0x109/0x650
[  291.110202]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.116085]  ? interrupt_entry+0xb5/0xf0
[  291.120149]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.125163]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.130183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.135027]  ? trace_hardirqs_off+0x300/0x300
[  291.139520]  ? trace_hardirqs_off+0x300/0x300
[  291.144017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.149557]  ? check_preemption_disabled+0x48/0x200
[  291.154569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.160117]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.164972]  apic_timer_interrupt+0xf/0x20
[  291.169196]  </IRQ>
[  291.171437] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  291.176370] 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
[  291.195267] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  291.202982] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  291.210247] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  291.217515] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  291.224781] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  291.232054] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  291.239370]  skb_clone+0x1bb/0x500
[  291.242998]  ? skb_split+0x11e0/0x11e0
[  291.246897]  ? preempt_notifier_register+0x200/0x200
[  291.252001]  ? __switch_to_asm+0x34/0x70
[  291.256060]  ? __switch_to_asm+0x34/0x70
[  291.260149]  ? __switch_to_asm+0x40/0x70
[  291.264205]  ? __switch_to_asm+0x34/0x70
[  291.268260]  ? __switch_to_asm+0x40/0x70
[  291.272324]  ? __switch_to_asm+0x40/0x70
[  291.276383]  ? __switch_to_asm+0x34/0x70
[  291.280440]  ? __switch_to_asm+0x34/0x70
[  291.284501]  ? __switch_to_asm+0x40/0x70
[  291.288558]  ? __switch_to_asm+0x34/0x70
[  291.292631]  bpf_clone_redirect+0xb9/0x490
[  291.296874]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  291.301891]  ? __sched_text_start+0x8/0x8
[  291.306036]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.310817]  ? find_held_lock+0x36/0x1c0
[  291.314884]  ? lock_acquire+0x1ed/0x520
[  291.318857]  ? bpf_test_run+0x32e/0x5a0
[  291.322836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.328376]  ? check_preemption_disabled+0x48/0x200
[  291.333398]  ? kasan_check_read+0x11/0x20
[  291.337547]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.342829]  ? rcu_bh_qs+0xc0/0xc0
[  291.346373]  ? preempt_schedule+0x4d/0x60
[  291.350518]  ? ___preempt_schedule+0x16/0x18
[  291.354934]  ? bpf_test_run+0x1c0/0x5a0
[  291.358917]  ? netlink_diag_dump+0x2a0/0x2a0
[  291.363334]  ? bpf_prog_test_run_skb+0x452/0xb40
[  291.368093]  ? bpf_prog_test_run_skb+0x634/0xb40
[  291.372854]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  291.377694]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  291.383226]  ? fput+0x130/0x1a0
[  291.386507]  ? __bpf_prog_get+0x9b/0x290
[  291.390572]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  291.395411]  ? bpf_prog_test_run+0x130/0x1a0
[  291.399829]  ? __x64_sys_bpf+0x3d8/0x510
[  291.403889]  ? bpf_prog_get+0x20/0x20
[  291.407709]  ? do_syscall_64+0x1b9/0x820
[  291.411772]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  291.417135]  ? syscall_return_slowpath+0x5e0/0x5e0
[  291.422069]  ? trace_hardirqs_off+0x300/0x300
[  291.426567]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  291.431582]  ? recalc_sigpending_tsk+0x180/0x180
[  291.436342]  ? kasan_check_write+0x14/0x20
[  291.440590]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.445439]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  291.450822] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  291.450897] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  291.457750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  291.457759] Call Trace:
[  291.464349] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  291.473586]  <IRQ>
[  291.476157] syz-executor7 cpuset=
[  291.486634]  dump_stack+0x1c4/0x2b4
[  291.488761] syz7
[  291.492207]  ? dump_stack_print_info.cold.2+0x52/0x52
[  291.495820]  mems_allowed=0
[  291.497789]  warn_alloc.cold.118+0xb7/0x1bd
[  291.510176]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  291.515022]  ? lock_downgrade+0x900/0x900
[  291.519181]  ? trace_hardirqs_off+0xb8/0x300
[  291.523593]  ? trace_hardirqs_off+0xb8/0x300
[  291.528014]  __alloc_pages_slowpath+0x2667/0x2d80
[  291.532914]  ? warn_alloc+0x120/0x120
[  291.536715]  ? trace_hardirqs_on+0x310/0x310
[  291.541129]  ? warn_alloc+0x120/0x120
[  291.545406]  ? print_usage_bug+0xc0/0xc0
[  291.549465]  ? warn_alloc+0x120/0x120
[  291.553266]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  291.558283]  ? print_usage_bug+0xc0/0xc0
[  291.562358]  ? __lock_acquire+0x7ec/0x4ec0
[  291.566589]  ? __lock_acquire+0x7ec/0x4ec0
[  291.570825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.576373]  ? should_fail+0x22d/0xd01
[  291.580265]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.585373]  ? __lock_acquire+0x7ec/0x4ec0
[  291.589613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.594714]  ? __lock_acquire+0x7ec/0x4ec0
[  291.598945]  ? should_fail+0x22d/0xd01
[  291.602828]  ? print_usage_bug+0xc0/0xc0
[  291.606900]  ? mark_held_locks+0x130/0x130
[  291.611141]  ? mark_held_locks+0x130/0x130
[  291.615384]  ? graph_lock+0x170/0x170
[  291.619183]  ? print_usage_bug+0xc0/0xc0
[  291.623242]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.628000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.633538]  ? check_preemption_disabled+0x48/0x200
[  291.638553]  ? check_preemption_disabled+0x48/0x200
[  291.643580]  ? __lock_is_held+0xb5/0x140
[  291.647651]  __alloc_pages_nodemask+0xa80/0xde0
[  291.652334]  ? graph_lock+0x170/0x170
[  291.656143]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.661156]  ? graph_lock+0x170/0x170
[  291.664968]  ? find_held_lock+0x36/0x1c0
[  291.669043]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.673714]  ? lock_downgrade+0x900/0x900
[  291.678118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.683662]  cache_grow_begin+0x91/0x8c0
[  291.687721]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.692138]  fallback_alloc+0x203/0x2e0
[  291.696120]  ____cache_alloc_node+0x1c7/0x1e0
[  291.700623]  kmem_cache_alloc_node+0xe3/0x730
[  291.705118]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.709364]  __alloc_skb+0x119/0x770
[  291.713082]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.718368]  ? skb_scrub_packet+0x490/0x490
[  291.722686]  ? lock_downgrade+0x900/0x900
[  291.726842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.732381]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.737832]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.743286]  ? addrconf_rs_timer+0x6f0/0x6f0
[  291.747719]  ndisc_alloc_skb+0x144/0x340
[  291.751787]  ndisc_send_rs+0x331/0x6e0
[  291.755681]  addrconf_rs_timer+0x3c0/0x6f0
[  291.759919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.764170]  call_timer_fn+0x272/0x920
[  291.768054]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.772292]  ? process_timeout+0x40/0x40
[  291.776366]  ? find_held_lock+0x36/0x1c0
[  291.780438]  ? mark_held_locks+0xc7/0x130
[  291.784587]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.789083]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.793575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.797809]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  291.802393]  ? trace_hardirqs_on+0xbd/0x310
[  291.806714]  ? kasan_check_read+0x11/0x20
[  291.810947]  ? __run_timers+0x7da/0xc70
[  291.814926]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.820380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.824619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.828857]  __run_timers+0x7e5/0xc70
[  291.832672]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  291.838039]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.843056]  ? graph_lock+0x170/0x170
[  291.846858]  ? print_usage_bug+0xc0/0xc0
[  291.850913]  ? lock_release+0x970/0x970
[  291.854890]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.860086]  ? find_held_lock+0x36/0x1c0
[  291.864153]  ? graph_lock+0x170/0x170
[  291.867957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.873496]  ? check_preemption_disabled+0x48/0x200
[  291.878521]  ? __lock_is_held+0xb5/0x140
[  291.882586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.888124]  ? check_preemption_disabled+0x48/0x200
[  291.893148]  run_timer_softirq+0x52/0xb0
[  291.897210]  ? rcu_read_lock_sched_held+0x108/0x120
[  291.902226]  __do_softirq+0x30b/0xad8
[  291.906036]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  291.911143]  ? pvclock_read_flags+0x160/0x160
[  291.915634]  ? lapic_next_event+0x5a/0x90
[  291.919786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.925338]  ? check_preemption_disabled+0x48/0x200
[  291.930355]  ? check_preemption_disabled+0x48/0x200
[  291.935388]  ? kvm_clock_read+0x18/0x30
[  291.939362]  ? kvm_sched_clock_read+0x9/0x20
[  291.943771]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.949321]  ? check_preemption_disabled+0x48/0x200
[  291.954357]  irq_exit+0x17f/0x1c0
[  291.957811]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.962658]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.968543]  ? interrupt_entry+0xb5/0xf0
[  291.972608]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.977624]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.982642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.987487]  ? trace_hardirqs_off+0x300/0x300
[  291.991981]  ? trace_hardirqs_off+0x300/0x300
[  291.996474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.002015]  ? check_preemption_disabled+0x48/0x200
[  292.007031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.012576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.017429]  apic_timer_interrupt+0xf/0x20
[  292.021659]  </IRQ>
[  292.023897] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  292.029177] 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
[  292.048075] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  292.055782] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  292.063046] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  292.070321] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  292.077600] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  292.084875] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  292.092164]  ? arch_local_irq_restore+0x45/0x52
[  292.096868]  dump_stack+0x26a/0x2b4
[  292.100499]  ? dump_stack_print_info.cold.2+0x52/0x52
[  292.105693]  ? mark_held_locks+0x130/0x130
[  292.109929]  ? mark_held_locks+0x130/0x130
[  292.114166]  dump_header+0x27b/0xf72
[  292.117893]  ? pagefault_out_of_memory+0x197/0x197
[  292.122829]  ? mark_held_locks+0x130/0x130
[  292.127065]  ? __lock_acquire+0x7ec/0x4ec0
[  292.131311]  ? mem_cgroup_charge_statistics+0x780/0x780
[  292.136684]  ? print_usage_bug+0xc0/0xc0
[  292.140748]  ? print_usage_bug+0xc0/0xc0
[  292.144904]  ? graph_lock+0x170/0x170
[  292.148704]  ? graph_lock+0x170/0x170
[  292.152501]  ? print_usage_bug+0xc0/0xc0
[  292.156560]  ? print_usage_bug+0xc0/0xc0
[  292.160631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.166206]  ? find_held_lock+0x36/0x1c0
[  292.170274]  ? mark_held_locks+0xc7/0x130
[  292.174438]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.179560]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.184661]  ? lockdep_hardirqs_on+0x421/0x5c0
[  292.189246]  ? trace_hardirqs_on+0xbd/0x310
[  292.193575]  ? kasan_check_read+0x11/0x20
[  292.197721]  ? ___ratelimit+0x36f/0x655
[  292.201695]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.207144]  ? trace_hardirqs_on+0x310/0x310
[  292.211550]  ? lock_downgrade+0x900/0x900
[  292.215704]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  292.220808]  ? ___ratelimit+0xaa/0x655
[  292.224696]  ? idr_get_free+0xec0/0xec0
[  292.228674]  ? kasan_check_write+0x14/0x20
[  292.232906]  ? do_raw_spin_lock+0xc1/0x200
[  292.237151]  oom_kill_process.cold.27+0x10/0x903
[  292.241909]  ? graph_lock+0x170/0x170
[  292.245709]  ? _raw_spin_unlock+0x2c/0x50
[  292.249865]  ? oom_badness+0xe6/0xaa0
[  292.253666]  ? oom_evaluate_task+0x540/0x540
[  292.258080]  ? find_held_lock+0x36/0x1c0
[  292.262148]  ? out_of_memory+0x974/0x14c0
[  292.266296]  ? lock_downgrade+0x900/0x900
[  292.270463]  ? check_preemption_disabled+0x48/0x200
[  292.275483]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.281278]  ? kasan_check_read+0x11/0x20
[  292.285436]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.290711]  ? rcu_bh_qs+0xc0/0xc0
[  292.294258]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  292.299796]  ? oom_evaluate_task+0x302/0x540
[  292.304226]  out_of_memory+0xa86/0x14c0
[  292.308213]  ? oom_killer_disable+0x3a0/0x3a0
[  292.312706]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  292.317638]  ? __mutex_add_waiter+0x2a0/0x2a0
[  292.322146]  __alloc_pages_slowpath+0x2318/0x2d80
[  292.327028]  ? warn_alloc+0x120/0x120
[  292.330854]  ? __radix_tree_lookup+0x4c0/0x4c0
[  292.335451]  ? find_get_entry+0x2f2/0xc40
[  292.339610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.345147]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  292.350078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.355613]  ? should_fail+0x22d/0xd01
[  292.359506]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.364607]  ? __lock_is_held+0xb5/0x140
[  292.368693]  ? __lock_is_held+0xb5/0x140
[  292.372758]  ? find_held_lock+0x36/0x1c0
[  292.376825]  ? ___might_sleep+0x1ed/0x300
[  292.380975]  ? lock_release+0x970/0x970
[  292.384977]  ? arch_local_save_flags+0x40/0x40
[  292.389574]  ? __might_sleep+0x95/0x190
[  292.393552]  __alloc_pages_nodemask+0xa80/0xde0
[  292.398227]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.403247]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.409043]  ? kasan_check_read+0x11/0x20
[  292.413192]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.418469]  ? graph_lock+0x170/0x170
[  292.422273]  ? print_usage_bug+0xc0/0xc0
[  292.426354]  ? graph_lock+0x170/0x170
[  292.430153]  ? graph_lock+0x170/0x170
[  292.433955]  ? __do_page_cache_readahead+0x7ce/0x980
[  292.439089]  ? find_held_lock+0x36/0x1c0
[  292.443156]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  292.448695]  alloc_pages_current+0x10c/0x210
[  292.453103]  ? lock_downgrade+0x900/0x900
[  292.457256]  __page_cache_alloc+0x38f/0x5b0
[  292.461579]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.467374]  ? kasan_check_read+0x11/0x20
[  292.471523]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.476806]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  292.481481]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.487021]  ? check_preemption_disabled+0x48/0x200
[  292.492044]  filemap_fault+0x1594/0x25f0
[  292.496115]  ? __lock_page_or_retry+0xa00/0xa00
[  292.500782]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.506583]  ? kasan_check_read+0x11/0x20
[  292.510730]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.516009]  ? rcu_bh_qs+0xc0/0xc0
[  292.519555]  ? print_usage_bug+0xc0/0xc0
[  292.523621]  ? filemap_map_pages+0xdea/0x1980
[  292.528125]  ? print_usage_bug+0xc0/0xc0
[  292.532196]  ? find_get_pages_range_tag+0x1320/0x1320
[  292.537386]  ? print_usage_bug+0xc0/0xc0
[  292.541444]  ? __lock_acquire+0x7ec/0x4ec0
[  292.546195]  ? graph_lock+0x170/0x170
[  292.550001]  ? __sigqueue_free.part.27+0x7d/0xa0
[  292.554765]  ? __lock_acquire+0x7ec/0x4ec0
[  292.559011]  ? lock_acquire+0x1ed/0x520
[  292.562986]  ? ext4_filemap_fault+0x7a/0xad
[  292.567327]  ? lock_release+0x970/0x970
[  292.571318]  ? arch_local_save_flags+0x40/0x40
[  292.575905]  ? mark_held_locks+0x130/0x130
[  292.580155]  ? down_read+0xb0/0x1d0
[  292.583776]  ? ext4_filemap_fault+0x7a/0xad
[  292.588099]  ? __down_interruptible+0x700/0x700
[  292.592776]  ? graph_lock+0x170/0x170
[  292.596576]  ? __sigqueue_free.part.27+0x7d/0xa0
[  292.601360]  ext4_filemap_fault+0x82/0xad
[  292.605512]  __do_fault+0x100/0x6b0
[  292.609139]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.614422]  ? print_bad_pte+0x6c0/0x6c0
[  292.618497]  ? pmd_val+0x88/0x100
[  292.621950]  ? add_mm_counter_fast+0xd0/0xd0
[  292.626354]  ? pmd_val+0x88/0x100
[  292.629807]  ? add_mm_counter_fast+0xd0/0xd0
[  292.634219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.639760]  __handle_mm_fault+0x3709/0x53e0
[  292.644180]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  292.649021]  ? graph_lock+0x170/0x170
[  292.652824]  ? print_usage_bug+0xc0/0xc0
[  292.656892]  ? graph_lock+0x170/0x170
[  292.660687]  ? graph_lock+0x170/0x170
[  292.664509]  ? handle_mm_fault+0x42a/0xc70
[  292.668747]  ? lock_downgrade+0x900/0x900
[  292.672894]  ? check_preemption_disabled+0x48/0x200
[  292.677915]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.683714]  ? kasan_check_read+0x11/0x20
[  292.687865]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.693144]  ? rcu_bh_qs+0xc0/0xc0
[  292.696687]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.702139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.707680]  ? check_preemption_disabled+0x48/0x200
[  292.712703]  handle_mm_fault+0x54f/0xc70
[  292.716767]  ? __handle_mm_fault+0x53e0/0x53e0
[  292.721356]  ? find_vma+0x34/0x190
[  292.724899]  __do_page_fault+0x67d/0xed0
[  292.728972]  ? mm_fault_error+0x380/0x380
[  292.733129]  ? syscall_slow_exit_work+0x520/0x520
[  292.737979]  do_page_fault+0xf2/0x7e0
[  292.741778]  ? vmalloc_sync_all+0x30/0x30
[  292.745927]  ? error_entry+0x70/0xd0
[  292.749640]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.754651]  ? trace_hardirqs_on_caller+0xc0/0x300
[  292.759578]  ? syscall_return_slowpath+0x5e0/0x5e0
[  292.764506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.769354]  ? trace_hardirqs_off+0x300/0x300
[  292.773850]  ? trace_hardirqs_off_caller+0x300/0x300
[  292.778960]  ? prepare_exit_to_usermode+0x291/0x3b0
[  292.783977]  ? page_fault+0x8/0x30
[  292.787517]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.792376]  ? page_fault+0x8/0x30
[  292.795915]  page_fault+0x1e/0x30
[  292.799364] RIP: 0033:0x45db60
[  292.802556] Code: Bad RIP value.
[  292.805917] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  292.811282] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  292.818555] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  292.825820] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  292.833084] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  292.840347] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  292.847636] warn_alloc_show_mem: 1 callbacks suppressed
[  292.847648] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  292.847650] Mem-Info:
[  292.847681] active_anon:38738 inactive_anon:372 isolated_anon:0
[  292.847681]  active_file:16 inactive_file:22 isolated_file:0
[  292.847681]  unevictable:0 dirty:0 writeback:0 unstable:0
[  292.847681]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  292.847681]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  292.847681]  free:13555 free_pcp:233 free_cma:0
[  292.853017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.853025] Call Trace:
[  292.860227] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  292.862625]  <IRQ>
[  292.895490] Node 0 
[  292.904842]  dump_stack+0x1c4/0x2b4
[  292.907427] 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
[  292.935070]  ? dump_stack_print_info.cold.2+0x52/0x52
[  292.937194] lowmem_reserve[]:
[  292.939437]  warn_alloc.cold.118+0xb7/0x1bd
[  292.943039]  0
[  292.968536]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.973696]  2817
[  292.976794]  ? lock_downgrade+0x900/0x900
[  292.981090]  6321
[  292.982889]  ? trace_hardirqs_off+0xb8/0x300
[  292.987697]  6321
[  292.989753]  ? trace_hardirqs_off+0xb8/0x300
[  292.995938]  __alloc_pages_slowpath+0x2667/0x2d80
[  293.000330] Node 0 
[  293.002409]  ? warn_alloc+0x120/0x120
[  293.006790] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  293.011601]  ? trace_hardirqs_on+0x310/0x310
[  293.013813] lowmem_reserve[]:
[  293.017609]  ? warn_alloc+0x120/0x120
[  293.044294]  0 0
[  293.048716]  ? print_usage_bug+0xc0/0xc0
[  293.051792]  3503
[  293.055585]  ? warn_alloc+0x120/0x120
[  293.057533]  3503
[  293.061588]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  293.067420]  ? print_usage_bug+0xc0/0xc0
[  293.069461] Node 0 
[  293.074468]  ? __lock_acquire+0x7ec/0x4ec0
[  293.078529] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  293.080734]  ? __lock_acquire+0x7ec/0x4ec0
[  293.084934] lowmem_reserve[]: 0
[  293.113300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.117518]  0 0
[  293.120800]  ? should_fail+0x22d/0xd01
[  293.126319]  0
[  293.128284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.133939]  ? __lock_acquire+0x7ec/0x4ec0
[  293.139015] Node 0 DMA: 
[  293.143244]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.143259]  ? __lock_acquire+0x7ec/0x4ec0
[  293.145908] 1*4kB 
[  293.150999]  ? should_fail+0x22d/0xd01
[  293.155204] (U) 
[  293.157346]  ? print_usage_bug+0xc0/0xc0
[  293.161205] 0*8kB 
[  293.163176]  ? mark_held_locks+0x130/0x130
[  293.167207] 0*16kB 
[  293.169352]  ? mark_held_locks+0x130/0x130
[  293.173558] 1*32kB 
[  293.175792]  ? graph_lock+0x170/0x170
[  293.179998] (U) 
[  293.182229]  ? print_usage_bug+0xc0/0xc0
[  293.186007] 2*64kB 
[  293.187979]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.192008] (U) 
[  293.194238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.198963] 1*128kB 
[  293.200937]  ? check_preemption_disabled+0x48/0x200
[  293.206443] (U) 
[  293.208760]  ? check_preemption_disabled+0x48/0x200
[  293.213750] 1*256kB 
[  293.215721]  ? __lock_is_held+0xb5/0x140
[  293.220703] (U) 
[  293.223024]  __alloc_pages_nodemask+0xa80/0xde0
[  293.227057] 0*512kB 
[  293.229025]  ? graph_lock+0x170/0x170
[  293.233667] 1*1024kB 
[  293.235981]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.239755] (U) 
[  293.242155]  ? graph_lock+0x170/0x170
[  293.247144] 1*2048kB 
[  293.249120]  ? find_held_lock+0x36/0x1c0
[  293.252885] (M) 
[  293.255293]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.259351] 3*4096kB 
[  293.261321]  ? lock_downgrade+0x900/0x900
[  293.265969] (M) 
[  293.268378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.272494] = 15908kB
[  293.274463]  cache_grow_begin+0x91/0x8c0
[  293.279973] Node 0 
[  293.282375]  ? do_raw_spin_unlock+0xa7/0x2f0
[  293.286405] DMA32: 
[  293.288639]  fallback_alloc+0x203/0x2e0
[  293.293016] 2*4kB 
[  293.295245]  ____cache_alloc_node+0x1c7/0x1e0
[  293.299186] (M) 
[  293.301339]  kmem_cache_alloc_node+0xe3/0x730
[  293.305809] 1*8kB 
[  293.307787]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.312252] (U) 
[  293.314400]  __alloc_skb+0x119/0x770
[  293.318606] 3*16kB 
[  293.320574]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.324256] (M) 
[  293.326485]  ? skb_scrub_packet+0x490/0x490
[  293.331733] 2*32kB 
[  293.333703]  ? lock_downgrade+0x900/0x900
[  293.338003] (UM) 
[  293.340250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.344368] 2*64kB 
[  293.346438]  ? refcount_sub_and_test_checked+0x203/0x310
[  293.351943] (M) 
[  293.354178]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  293.359596] 3*128kB (M) 
[  293.361579]  ? addrconf_rs_timer+0x6f0/0x6f0
[  293.366998] 2*256kB 
[  293.369669]  ndisc_alloc_skb+0x144/0x340
[  293.374032] (M) 3*512kB 
[  293.376358]  ndisc_send_rs+0x331/0x6e0
[  293.380392] (M) 
[  293.383058]  addrconf_rs_timer+0x3c0/0x6f0
[  293.386917] 4*1024kB 
[  293.388891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.393094] (UM) 
[  293.395514]  call_timer_fn+0x272/0x920
[  293.399714] 3*2048kB 
[  293.401771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.405630] (UM) 
[  293.408032]  ? process_timeout+0x40/0x40
[  293.412234] 3*4096kB (M) 
[  293.414298]  ? find_held_lock+0x36/0x1c0
[  293.418347] = 25216kB
[  293.421102]  ? __run_timers+0x7da/0xc70
[  293.425134] Node 0 
[  293.427537]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.431483] Normal: 
[  293.433710]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.438182] 808*4kB 
[  293.440502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.444972] (UME) 
[  293.447291]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  293.451508] 439*8kB 
[  293.453652]  ? trace_hardirqs_on+0xbd/0x310
[  293.458203] (UME) 
[  293.460520]  ? kasan_check_read+0x11/0x20
[  293.464813] 179*16kB 
[  293.466961]  ? __run_timers+0x7da/0xc70
[  293.471080] (UMEH) 
[  293.473489]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.477442] 64*32kB 
[  293.479674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.485108] (UMEH) 
[  293.487426]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.491632] 19*64kB 
[  293.493864]  __run_timers+0x7e5/0xc70
[  293.498071] (UMEH) 
[  293.500396]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  293.504160] 2*128kB 
[  293.506392]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.511728] (UM) 
[  293.514043]  ? graph_lock+0x170/0x170
[  293.519036] 0*256kB 
[  293.521088]  ? enqueue_hrtimer+0x1a5/0x560
[  293.524864] 0*512kB 
[  293.527177]  ? lock_release+0x970/0x970
[  293.531383] 0*1024kB 
[  293.533695]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  293.537646] 0*2048kB 
[  293.540053]  ? find_held_lock+0x36/0x1c0
[  293.545212] 0*4096kB 
[  293.547616]  ? graph_lock+0x170/0x170
[  293.551651] = 13128kB
[  293.554051]  ? pvclock_read_flags+0x160/0x160
[  293.557829] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  293.557842] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  293.560244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.564709] 417 total pagecache pages
[  293.573537]  ? check_preemption_disabled+0x48/0x200
[  293.582089] 0 pages in swap cache
[  293.587619]  ? __lock_is_held+0xb5/0x140
[  293.591389] Swap cache stats: add 0, delete 0, find 0/0
[  293.596397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.599841] Free swap  = 0kB
[  293.603896]  ? check_preemption_disabled+0x48/0x200
[  293.609233] Total swap = 0kB
[  293.614768]  run_timer_softirq+0x52/0xb0
[  293.617754] 1965979 pages RAM
[  293.622761]  ? rcu_read_lock_sched_held+0x108/0x120
[  293.625752] 0 pages HighMem/MovableOnly
[  293.629806]  __do_softirq+0x30b/0xad8
[  293.632882] 342744 pages reserved
[  293.637898]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  293.641844] 0 pages cma reserved
[  293.645645]  ? pvclock_read_flags+0x160/0x160
[  293.649135] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  293.654164]  ? lapic_next_event+0x5a/0x90
[  293.657572] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  293.662004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.668469] syz-fuzzer cpuset=
[  293.672616]  ? check_preemption_disabled+0x48/0x200
[  293.683047] /
[  293.688586]  ? check_preemption_disabled+0x48/0x200
[  293.691753]  mems_allowed=0
[  293.696761]  ? kvm_clock_read+0x18/0x30
[  293.710337]  ? kvm_sched_clock_read+0x9/0x20
[  293.714749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.720292]  ? check_preemption_disabled+0x48/0x200
[  293.725336]  irq_exit+0x17f/0x1c0
[  293.728797]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.733648]  ? smp_reschedule_interrupt+0x109/0x650
[  293.738669]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.744552]  ? interrupt_entry+0xb5/0xf0
[  293.748617]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.753634]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.758652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.763509]  ? trace_hardirqs_off+0x300/0x300
[  293.768001]  ? trace_hardirqs_off+0x300/0x300
[  293.772497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.778040]  ? check_preemption_disabled+0x48/0x200
[  293.783055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.788598]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.793449]  apic_timer_interrupt+0xf/0x20
[  293.797679]  </IRQ>
[  293.799921] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  293.804853] 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
[  293.823766] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  293.831491] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  293.838768] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  293.846039] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  293.853315] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  293.860600] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  293.867916]  skb_clone+0x1bb/0x500
[  293.871467]  ? skb_split+0x11e0/0x11e0
[  293.875362]  ? preempt_notifier_register+0x200/0x200
[  293.880466]  ? __switch_to_asm+0x34/0x70
[  293.884529]  ? __switch_to_asm+0x34/0x70
[  293.888584]  ? __switch_to_asm+0x40/0x70
[  293.892641]  ? __switch_to_asm+0x34/0x70
[  293.896701]  ? __switch_to_asm+0x40/0x70
[  293.900762]  ? __switch_to_asm+0x40/0x70
[  293.904828]  ? __switch_to_asm+0x34/0x70
[  293.908892]  ? __switch_to_asm+0x34/0x70
[  293.912948]  ? __switch_to_asm+0x40/0x70
[  293.917005]  ? __switch_to_asm+0x34/0x70
[  293.921079]  bpf_clone_redirect+0xb9/0x490
[  293.925335]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  293.930359]  ? __sched_text_start+0x8/0x8
[  293.934512]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.939283]  ? find_held_lock+0x36/0x1c0
[  293.943364]  ? lock_acquire+0x1ed/0x520
[  293.947345]  ? bpf_test_run+0x32e/0x5a0
[  293.951332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.956876]  ? check_preemption_disabled+0x48/0x200
[  293.961903]  ? kasan_check_read+0x11/0x20
[  293.966056]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.971346]  ? rcu_bh_qs+0xc0/0xc0
[  293.974888]  ? preempt_schedule+0x4d/0x60
[  293.979045]  ? ___preempt_schedule+0x16/0x18
[  293.983460]  ? bpf_test_run+0x1c0/0x5a0
[  293.987450]  ? netlink_diag_dump+0x2a0/0x2a0
[  293.991861]  ? bpf_prog_test_run_skb+0x452/0xb40
[  293.996658]  ? bpf_prog_test_run_skb+0x634/0xb40
[  294.001425]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  294.006271]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  294.011811]  ? fput+0x130/0x1a0
[  294.015104]  ? __bpf_prog_get+0x9b/0x290
[  294.019166]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  294.024009]  ? bpf_prog_test_run+0x130/0x1a0
[  294.028420]  ? __x64_sys_bpf+0x3d8/0x510
[  294.032487]  ? bpf_prog_get+0x20/0x20
[  294.036318]  ? do_syscall_64+0x1b9/0x820
[  294.040381]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  294.045747]  ? syscall_return_slowpath+0x5e0/0x5e0
[  294.050680]  ? trace_hardirqs_off+0x300/0x300
[  294.055176]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  294.060219]  ? recalc_sigpending_tsk+0x180/0x180
[  294.064977]  ? kasan_check_write+0x14/0x20
[  294.069218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.074084]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  294.079467] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  294.079539] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.086399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.086408] Call Trace:
[  294.092974] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  294.102228]  <IRQ>
[  294.104796] syz-executor7 cpuset=
[  294.115272]  dump_stack+0x1c4/0x2b4
[  294.117396] syz7
[  294.120842]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.124452]  mems_allowed=0
[  294.126430]  warn_alloc.cold.118+0xb7/0x1bd
[  294.138808]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  294.143652]  ? lock_downgrade+0x900/0x900
[  294.147808]  ? trace_hardirqs_off+0xb8/0x300
[  294.152225]  ? trace_hardirqs_off+0xb8/0x300
[  294.156643]  __alloc_pages_slowpath+0x2667/0x2d80
[  294.161515]  ? warn_alloc+0x120/0x120
[  294.165336]  ? warn_alloc+0x120/0x120
[  294.169143]  ? print_usage_bug+0xc0/0xc0
[  294.173204]  ? warn_alloc+0x120/0x120
[  294.177009]  ? print_usage_bug+0xc0/0xc0
[  294.181073]  ? __lock_acquire+0x7ec/0x4ec0
[  294.185322]  ? __lock_acquire+0x7ec/0x4ec0
[  294.189563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.195099]  ? should_fail+0x22d/0xd01
[  294.198991]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.204093]  ? __lock_acquire+0x7ec/0x4ec0
[  294.208341]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.213443]  ? __lock_acquire+0x7ec/0x4ec0
[  294.217690]  ? should_fail+0x22d/0xd01
[  294.221589]  ? mark_held_locks+0x130/0x130
[  294.225831]  ? mark_held_locks+0x130/0x130
[  294.230066]  ? graph_lock+0x170/0x170
[  294.233870]  ? graph_lock+0x170/0x170
[  294.237677]  ? graph_lock+0x170/0x170
[  294.241477]  ? print_usage_bug+0xc0/0xc0
[  294.245541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.251079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.256618]  ? check_preemption_disabled+0x48/0x200
[  294.261633]  ? check_preemption_disabled+0x48/0x200
[  294.266664]  ? __lock_is_held+0xb5/0x140
[  294.270735]  __alloc_pages_nodemask+0xa80/0xde0
[  294.275402]  ? graph_lock+0x170/0x170
[  294.279205]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.284216]  ? graph_lock+0x170/0x170
[  294.288060]  ? find_held_lock+0x36/0x1c0
[  294.292163]  ? ____cache_alloc_node+0x1c7/0x1e0
[  294.296836]  ? lock_downgrade+0x900/0x900
[  294.301017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.306573]  cache_grow_begin+0x91/0x8c0
[  294.310638]  ? do_raw_spin_unlock+0xa7/0x2f0
[  294.315054]  fallback_alloc+0x203/0x2e0
[  294.319040]  ____cache_alloc_node+0x1c7/0x1e0
[  294.323542]  kmem_cache_alloc_node+0xe3/0x730
[  294.328038]  ? ipv6_get_ifaddr+0x42e/0x620
[  294.332286]  __alloc_skb+0x119/0x770
[  294.336015]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.341299]  ? skb_scrub_packet+0x490/0x490
[  294.345634]  ? lock_downgrade+0x900/0x900
[  294.349787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.355337]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.360797]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.366283]  ? addrconf_rs_timer+0x6f0/0x6f0
[  294.370718]  ndisc_alloc_skb+0x144/0x340
[  294.374787]  ndisc_send_rs+0x331/0x6e0
[  294.378687]  addrconf_rs_timer+0x3c0/0x6f0
[  294.382943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.387210]  call_timer_fn+0x272/0x920
[  294.391101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.395350]  ? process_timeout+0x40/0x40
[  294.399410]  ? find_held_lock+0x36/0x1c0
[  294.403497]  ? mark_held_locks+0xc7/0x130
[  294.407653]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.412151]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.416646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.420884]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  294.425467]  ? trace_hardirqs_on+0xbd/0x310
[  294.429789]  ? kasan_check_read+0x11/0x20
[  294.433939]  ? __run_timers+0x7da/0xc70
[  294.437918]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.443377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.447621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.451867]  __run_timers+0x7e5/0xc70
[  294.455697]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  294.461071]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.466089]  ? graph_lock+0x170/0x170
[  294.469900]  ? print_usage_bug+0xc0/0xc0
[  294.473965]  ? lock_release+0x970/0x970
[  294.477941]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  294.483138]  ? find_held_lock+0x36/0x1c0
[  294.487204]  ? graph_lock+0x170/0x170
[  294.491016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.496561]  ? check_preemption_disabled+0x48/0x200
[  294.501592]  ? __lock_is_held+0xb5/0x140
[  294.505657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.511195]  ? check_preemption_disabled+0x48/0x200
[  294.516227]  run_timer_softirq+0x52/0xb0
[  294.520290]  ? rcu_read_lock_sched_held+0x108/0x120
[  294.525339]  __do_softirq+0x30b/0xad8
[  294.529156]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  294.534269]  ? pvclock_read_flags+0x160/0x160
[  294.538763]  ? lapic_next_event+0x5a/0x90
[  294.542912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.548899]  ? check_preemption_disabled+0x48/0x200
[  294.553919]  ? check_preemption_disabled+0x48/0x200
[  294.558946]  ? kvm_clock_read+0x18/0x30
[  294.562920]  ? kvm_sched_clock_read+0x9/0x20
[  294.567345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.572891]  ? check_preemption_disabled+0x48/0x200
[  294.577920]  irq_exit+0x17f/0x1c0
[  294.581382]  smp_apic_timer_interrupt+0x1cb/0x760
[  294.586232]  ? smp_call_function_single_interrupt+0x650/0x650
[  294.592122]  ? interrupt_entry+0xb5/0xf0
[  294.596217]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.601245]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.606266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.611109]  ? trace_hardirqs_off+0x300/0x300
[  294.615603]  ? trace_hardirqs_off+0x300/0x300
[  294.622104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.627645]  ? check_preemption_disabled+0x48/0x200
[  294.632659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.638204]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.643058]  apic_timer_interrupt+0xf/0x20
[  294.647289]  </IRQ>
[  294.649537] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  294.654817] 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
[  294.673717] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  294.681426] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  294.688691] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  294.695958] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  294.703224] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  294.710491] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  294.717781]  ? arch_local_irq_restore+0x45/0x52
[  294.722457]  dump_stack+0x26a/0x2b4
[  294.726087]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.731279]  ? mark_held_locks+0x130/0x130
[  294.735525]  ? mark_held_locks+0x130/0x130
[  294.739765]  dump_header+0x27b/0xf72
[  294.743492]  ? pagefault_out_of_memory+0x197/0x197
[  294.748424]  ? mark_held_locks+0x130/0x130
[  294.752657]  ? __lock_acquire+0x7ec/0x4ec0
[  294.756894]  ? mem_cgroup_charge_statistics+0x780/0x780
[  294.762258]  ? print_usage_bug+0xc0/0xc0
[  294.766329]  ? print_usage_bug+0xc0/0xc0
[  294.770399]  ? graph_lock+0x170/0x170
[  294.774200]  ? graph_lock+0x170/0x170
[  294.777997]  ? print_usage_bug+0xc0/0xc0
[  294.782056]  ? print_usage_bug+0xc0/0xc0
[  294.786125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.791664]  ? find_held_lock+0x36/0x1c0
[  294.795734]  ? mark_held_locks+0xc7/0x130
[  294.799886]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.804987]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.810091]  ? lockdep_hardirqs_on+0x421/0x5c0
[  294.814673]  ? trace_hardirqs_on+0xbd/0x310
[  294.818996]  ? kasan_check_read+0x11/0x20
[  294.823146]  ? ___ratelimit+0x36f/0x655
[  294.827119]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.832572]  ? trace_hardirqs_on+0x310/0x310
[  294.836981]  ? lock_downgrade+0x900/0x900
[  294.841137]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.846238]  ? ___ratelimit+0xaa/0x655
[  294.850127]  ? idr_get_free+0xec0/0xec0
[  294.854105]  ? kasan_check_write+0x14/0x20
[  294.858346]  ? do_raw_spin_lock+0xc1/0x200
[  294.862587]  oom_kill_process.cold.27+0x10/0x903
[  294.867349]  ? graph_lock+0x170/0x170
[  294.871151]  ? _raw_spin_unlock+0x2c/0x50
[  294.875303]  ? oom_badness+0xe6/0xaa0
[  294.879127]  ? oom_evaluate_task+0x540/0x540
[  294.883537]  ? find_held_lock+0x36/0x1c0
[  294.887604]  ? out_of_memory+0x974/0x14c0
[  294.891751]  ? lock_downgrade+0x900/0x900
[  294.895898]  ? check_preemption_disabled+0x48/0x200
[  294.900924]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.906722]  ? kasan_check_read+0x11/0x20
[  294.910874]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.916151]  ? rcu_bh_qs+0xc0/0xc0
[  294.919697]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  294.925233]  ? oom_evaluate_task+0x302/0x540
[  294.929643]  out_of_memory+0xa86/0x14c0
[  294.933630]  ? oom_killer_disable+0x3a0/0x3a0
[  294.938128]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  294.943061]  ? __mutex_add_waiter+0x2a0/0x2a0
[  294.947570]  __alloc_pages_slowpath+0x2318/0x2d80
[  294.952441]  ? warn_alloc+0x120/0x120
[  294.956244]  ? __radix_tree_lookup+0x4c0/0x4c0
[  294.960840]  ? find_get_entry+0x2f2/0xc40
[  294.964999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.970543]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  294.975471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.981008]  ? should_fail+0x22d/0xd01
[  294.984903]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.990008]  ? __lock_is_held+0xb5/0x140
[  294.994093]  ? __lock_is_held+0xb5/0x140
[  294.998177]  ? find_held_lock+0x36/0x1c0
[  295.002239]  ? ___might_sleep+0x1ed/0x300
[  295.006384]  ? lock_release+0x970/0x970
[  295.010365]  ? arch_local_save_flags+0x40/0x40
[  295.014963]  ? __might_sleep+0x95/0x190
[  295.018945]  __alloc_pages_nodemask+0xa80/0xde0
[  295.023620]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.028639]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.034438]  ? kasan_check_read+0x11/0x20
[  295.038592]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.043869]  ? graph_lock+0x170/0x170
[  295.047673]  ? print_usage_bug+0xc0/0xc0
[  295.051735]  ? graph_lock+0x170/0x170
[  295.055531]  ? graph_lock+0x170/0x170
[  295.059338]  ? __do_page_cache_readahead+0x7ce/0x980
[  295.064452]  ? find_held_lock+0x36/0x1c0
[  295.068516]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  295.074058]  alloc_pages_current+0x10c/0x210
[  295.078467]  ? lock_downgrade+0x900/0x900
[  295.082618]  __page_cache_alloc+0x38f/0x5b0
[  295.086939]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.092738]  ? kasan_check_read+0x11/0x20
[  295.096885]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.102168]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  295.106835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.112376]  ? check_preemption_disabled+0x48/0x200
[  295.117397]  filemap_fault+0x1594/0x25f0
[  295.121472]  ? __lock_page_or_retry+0xa00/0xa00
[  295.126141]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.131935]  ? kasan_check_read+0x11/0x20
[  295.136085]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.141362]  ? rcu_bh_qs+0xc0/0xc0
[  295.144905]  ? print_usage_bug+0xc0/0xc0
[  295.148975]  ? filemap_map_pages+0xdea/0x1980
[  295.153476]  ? print_usage_bug+0xc0/0xc0
[  295.157546]  ? find_get_pages_range_tag+0x1320/0x1320
[  295.162739]  ? print_usage_bug+0xc0/0xc0
[  295.166800]  ? __lock_acquire+0x7ec/0x4ec0
[  295.171038]  ? graph_lock+0x170/0x170
[  295.174841]  ? __sigqueue_free.part.27+0x7d/0xa0
[  295.179605]  ? __lock_acquire+0x7ec/0x4ec0
[  295.183854]  ? lock_acquire+0x1ed/0x520
[  295.187857]  ? ext4_filemap_fault+0x7a/0xad
[  295.192186]  ? lock_release+0x970/0x970
[  295.196158]  ? arch_local_save_flags+0x40/0x40
[  295.200743]  ? mark_held_locks+0x130/0x130
[  295.204991]  ? down_read+0xb0/0x1d0
[  295.208616]  ? ext4_filemap_fault+0x7a/0xad
[  295.212938]  ? __down_interruptible+0x700/0x700
[  295.217609]  ? graph_lock+0x170/0x170
[  295.221408]  ? __sigqueue_free.part.27+0x7d/0xa0
[  295.226176]  ext4_filemap_fault+0x82/0xad
[  295.230340]  __do_fault+0x100/0x6b0
[  295.233974]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.239252]  ? print_bad_pte+0x6c0/0x6c0
[  295.243335]  ? pmd_val+0x88/0x100
[  295.246794]  ? add_mm_counter_fast+0xd0/0xd0
[  295.251200]  ? pmd_val+0x88/0x100
[  295.254654]  ? add_mm_counter_fast+0xd0/0xd0
[  295.259070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.264614]  __handle_mm_fault+0x3709/0x53e0
[  295.269032]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  295.273890]  ? graph_lock+0x170/0x170
[  295.277720]  ? print_usage_bug+0xc0/0xc0
[  295.281784]  ? graph_lock+0x170/0x170
[  295.285582]  ? graph_lock+0x170/0x170
[  295.289404]  ? handle_mm_fault+0x42a/0xc70
[  295.293637]  ? lock_downgrade+0x900/0x900
[  295.297791]  ? check_preemption_disabled+0x48/0x200
[  295.302813]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.308608]  ? kasan_check_read+0x11/0x20
[  295.312757]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.318037]  ? rcu_bh_qs+0xc0/0xc0
[  295.321580]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.327032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.332574]  ? check_preemption_disabled+0x48/0x200
[  295.337595]  handle_mm_fault+0x54f/0xc70
[  295.341664]  ? __handle_mm_fault+0x53e0/0x53e0
[  295.346248]  ? find_vma+0x34/0x190
[  295.349796]  __do_page_fault+0x67d/0xed0
[  295.353866]  ? mm_fault_error+0x380/0x380
[  295.358024]  ? syscall_slow_exit_work+0x520/0x520
[  295.362872]  do_page_fault+0xf2/0x7e0
[  295.366678]  ? vmalloc_sync_all+0x30/0x30
[  295.370827]  ? error_entry+0x70/0xd0
[  295.374542]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.379558]  ? trace_hardirqs_on_caller+0xc0/0x300
[  295.384486]  ? syscall_return_slowpath+0x5e0/0x5e0
[  295.389415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.394254]  ? trace_hardirqs_off+0x300/0x300
[  295.398746]  ? trace_hardirqs_off_caller+0x300/0x300
[  295.403853]  ? prepare_exit_to_usermode+0x291/0x3b0
[  295.408869]  ? page_fault+0x8/0x30
[  295.412412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.417257]  ? page_fault+0x8/0x30
[  295.420796]  page_fault+0x1e/0x30
[  295.424247] RIP: 0033:0x45db60
[  295.427442] Code: Bad RIP value.
[  295.430805] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  295.436166] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  295.443431] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  295.450696] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  295.457959] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  295.465225] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  295.472513] warn_alloc_show_mem: 1 callbacks suppressed
[  295.472525] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  295.472527] Mem-Info:
[  295.472557] active_anon:38738 inactive_anon:372 isolated_anon:0
[  295.472557]  active_file:16 inactive_file:22 isolated_file:0
[  295.472557]  unevictable:0 dirty:0 writeback:0 unstable:0
[  295.472557]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  295.472557]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  295.472557]  free:13555 free_pcp:233 free_cma:0
[  295.477915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  295.477923] Call Trace:
[  295.485115] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  295.487514]  <IRQ>
[  295.520380] Node 0 
[  295.529734]  dump_stack+0x1c4/0x2b4
[  295.532329] 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
[  295.559966]  ? dump_stack_print_info.cold.2+0x52/0x52
[  295.562086] lowmem_reserve[]:
[  295.564333]  warn_alloc.cold.118+0xb7/0x1bd
[  295.567929]  0
[  295.593428]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  295.598587]  2817 6321
[  295.601699]  ? lock_downgrade+0x900/0x900
[  295.605987]  6321
[  295.607798]  ? trace_hardirqs_off+0xb8/0x300
[  295.612614] Node 0 
[  295.615109]  ? trace_hardirqs_off+0xb8/0x300
[  295.619256] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  295.621300]  __alloc_pages_slowpath+0x2667/0x2d80
[  295.625682] lowmem_reserve[]:
[  295.627950]  ? warn_alloc+0x120/0x120
[  295.632314]  0
[  295.659038]  ? trace_hardirqs_on+0x310/0x310
[  295.663858]  0
[  295.666960]  ? warn_alloc+0x120/0x120
[  295.670736]  3503
[  295.672535]  ? print_usage_bug+0xc0/0xc0
[  295.677118]  3503
[  295.678925]  ? warn_alloc+0x120/0x120
[  295.682702] Node 0 
[  295.684757]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  295.688818] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  295.690850]  ? print_usage_bug+0xc0/0xc0
[  295.694626] lowmem_reserve[]:
[  295.696857]  ? __lock_acquire+0x7ec/0x4ec0
[  295.701846]  0
[  295.730229]  ? __lock_acquire+0x7ec/0x4ec0
[  295.734262]  0
[  295.737361]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.741570]  0
[  295.743367]  ? should_fail+0x22d/0xd01
[  295.747571]  0
[  295.749381]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.756793]  ? __lock_acquire+0x7ec/0x4ec0
[  295.760652] Node 0 
[  295.762453]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.767526] DMA: 
[  295.771757]  ? __lock_acquire+0x7ec/0x4ec0
[  295.773967] 1*4kB 
[  295.779061]  ? should_fail+0x22d/0xd01
[  295.781093] (U) 
[  295.785334]  ? print_usage_bug+0xc0/0xc0
[  295.787459] 0*8kB 
[  295.791346]  ? mark_held_locks+0x130/0x130
[  295.793294] 0*16kB 
[  295.797357]  ? mark_held_locks+0x130/0x130
[  295.799479] 1*32kB 
[  295.803709]  ? graph_lock+0x170/0x170
[  295.805917] (U) 
[  295.810167]  ? print_usage_bug+0xc0/0xc0
[  295.812382] 2*64kB 
[  295.816175]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.818122] (U) 
[  295.822181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.824393] 1*128kB 
[  295.829143]  ? check_preemption_disabled+0x48/0x200
[  295.831088] (U) 
[  295.836621]  ? check_preemption_disabled+0x48/0x200
[  295.838916] 1*256kB 
[  295.843926]  ? __lock_is_held+0xb5/0x140
[  295.845870] (U) 
[  295.850883]  __alloc_pages_nodemask+0xa80/0xde0
[  295.853179] 0*512kB 
[  295.857228]  ? graph_lock+0x170/0x170
[  295.859181] 1*1024kB 
[  295.863850]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.866146] (U) 
[  295.869937]  ? graph_lock+0x170/0x170
[  295.872337] 1*2048kB 
[  295.877351]  ? find_held_lock+0x36/0x1c0
[  295.879293] (M) 
[  295.883102]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.885484] 3*4096kB 
[  295.889533]  ? lock_downgrade+0x900/0x900
[  295.891484] (M) 
[  295.896152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.898534] = 15908kB
[  295.902680]  cache_grow_begin+0x91/0x8c0
[  295.904627] Node 0 
[  295.910154]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.912535] DMA32: 
[  295.916591]  fallback_alloc+0x203/0x2e0
[  295.918800] 2*4kB 
[  295.923205]  ____cache_alloc_node+0x1c7/0x1e0
[  295.925411] (M) 
[  295.929379]  kmem_cache_alloc_node+0xe3/0x730
[  295.931508] 1*8kB 
[  295.935996]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.937944] (U) 
[  295.942436]  __alloc_skb+0x119/0x770
[  295.944560] 3*16kB 
[  295.948792]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.950737] (M) 
[  295.954443]  ? skb_scrub_packet+0x490/0x490
[  295.956658] 2*32kB 
[  295.961926]  ? lock_downgrade+0x900/0x900
[  295.963876] (UM) 
[  295.968209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.970411] 2*64kB (M) 
[  295.974561]  ? refcount_sub_and_test_checked+0x203/0x310
[  295.976599] 3*128kB 
[  295.982131]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  295.984687] (M) 
[  295.990131]  ? addrconf_rs_timer+0x6f0/0x6f0
[  295.992432] 2*256kB 
[  295.997881]  ndisc_alloc_skb+0x144/0x340
[  295.999818] (M) 3*512kB (M) 
[  296.004238]  ndisc_send_rs+0x331/0x6e0
[  296.006530] 4*1024kB (UM) 
[  296.010595]  addrconf_rs_timer+0x3c0/0x6f0
[  296.013585] 3*2048kB 
[  296.017466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.020280] (UM) 
[  296.024524]  call_timer_fn+0x272/0x920
[  296.026899] 3*4096kB 
[  296.031123]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.033157] (M) 
[  296.037036]  ? process_timeout+0x40/0x40
[  296.039425] = 25216kB
[  296.043651]  ? find_held_lock+0x36/0x1c0
[  296.045602] Node 0 
[  296.049659]  ? __run_timers+0x7da/0xc70
[  296.052060] Normal: 
[  296.056114]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.058334] 808*4kB 
[  296.062383]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.064684] (UME) 
[  296.069172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.071469] 439*8kB 
[  296.075953]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  296.078075] (UME) 
[  296.082300]  ? trace_hardirqs_on+0xbd/0x310
[  296.084613] 179*16kB 
[  296.089184]  ? kasan_check_read+0x11/0x20
[  296.091313] (UMEH) 
[  296.095626]  ? __run_timers+0x7da/0xc70
[  296.098014] 64*32kB 
[  296.102156]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.104370] (UMEH) 
[  296.108346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.110642] 19*64kB 
[  296.116082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.118286] (UMEH) 2*128kB 
[  296.122530]  __run_timers+0x7e5/0xc70
[  296.124823] (UM) 0*256kB 
[  296.129067]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  296.131962] 0*512kB 
[  296.135754]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.138489] 0*1024kB 
[  296.143843]  ? graph_lock+0x170/0x170
[  296.146140] 0*2048kB 
[  296.151146]  ? enqueue_hrtimer+0x1a5/0x560
[  296.153534] 0*4096kB 
[  296.157338]  ? lock_release+0x970/0x970
[  296.159726] = 13128kB
[  296.163949]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.166355] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  296.170322]  ? find_held_lock+0x36/0x1c0
[  296.172716] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  296.177893]  ? graph_lock+0x170/0x170
[  296.186700] 417 total pagecache pages
[  296.190754]  ? pvclock_read_flags+0x160/0x160
[  296.199324] 0 pages in swap cache
[  296.203102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.206876] Swap cache stats: add 0, delete 0, find 0/0
[  296.211363]  ? check_preemption_disabled+0x48/0x200
[  296.214789] Free swap  = 0kB
[  296.220332]  ? __lock_is_held+0xb5/0x140
[  296.225671] Total swap = 0kB
[  296.230678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.233671] 1965979 pages RAM
[  296.237729]  ? check_preemption_disabled+0x48/0x200
[  296.240714] 0 pages HighMem/MovableOnly
[  296.240722] 342744 pages reserved
[  296.246256]  run_timer_softirq+0x52/0xb0
[  296.249337] 0 pages cma reserved
[  296.249410] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.254356]  ? rcu_read_lock_sched_held+0x108/0x120
[  296.258372] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.261759]  __do_softirq+0x30b/0xad8
[  296.265791] syz-fuzzer cpuset=
[  296.269155]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  296.275612] /
[  296.280624]  ? pvclock_read_flags+0x160/0x160
[  296.290828]  mems_allowed=0
[  296.294616]  ? lapic_next_event+0x5a/0x90
[  296.316104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.321646]  ? check_preemption_disabled+0x48/0x200
[  296.326661]  ? check_preemption_disabled+0x48/0x200
[  296.331687]  ? kvm_clock_read+0x18/0x30
[  296.335659]  ? kvm_sched_clock_read+0x9/0x20
[  296.340067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.345610]  ? check_preemption_disabled+0x48/0x200
[  296.350638]  irq_exit+0x17f/0x1c0
[  296.354093]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.358935]  ? smp_reschedule_interrupt+0x109/0x650
[  296.363956]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.369849]  ? interrupt_entry+0xb5/0xf0
[  296.373911]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.378928]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.383948]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.388793]  ? trace_hardirqs_off+0x300/0x300
[  296.393294]  ? trace_hardirqs_off+0x300/0x300
[  296.397797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.403350]  ? check_preemption_disabled+0x48/0x200
[  296.408367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.413909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.418759]  apic_timer_interrupt+0xf/0x20
[  296.422983]  </IRQ>
[  296.425221] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  296.430149] 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
[  296.449048] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  296.456758] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  296.464026] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  296.471295] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  296.478568] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  296.485836] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  296.493144]  skb_clone+0x1bb/0x500
[  296.496689]  ? skb_split+0x11e0/0x11e0
[  296.500583]  ? preempt_notifier_register+0x200/0x200
[  296.505682]  ? __switch_to_asm+0x34/0x70
[  296.509743]  ? __switch_to_asm+0x34/0x70
[  296.513803]  ? __switch_to_asm+0x40/0x70
[  296.517865]  ? __switch_to_asm+0x34/0x70
[  296.521931]  ? __switch_to_asm+0x40/0x70
[  296.525993]  ? __switch_to_asm+0x40/0x70
[  296.530049]  ? __switch_to_asm+0x34/0x70
[  296.534111]  ? __switch_to_asm+0x34/0x70
[  296.538170]  ? __switch_to_asm+0x40/0x70
[  296.542232]  ? __switch_to_asm+0x34/0x70
[  296.546545]  bpf_clone_redirect+0xb9/0x490
[  296.550788]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  296.555816]  ? __sched_text_start+0x8/0x8
[  296.559974]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.564742]  ? find_held_lock+0x36/0x1c0
[  296.568811]  ? lock_acquire+0x1ed/0x520
[  296.572788]  ? bpf_test_run+0x32e/0x5a0
[  296.576771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.582318]  ? check_preemption_disabled+0x48/0x200
[  296.587355]  ? kasan_check_read+0x11/0x20
[  296.591505]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.596784]  ? rcu_bh_qs+0xc0/0xc0
[  296.600333]  ? preempt_schedule+0x4d/0x60
[  296.604486]  ? ___preempt_schedule+0x16/0x18
[  296.608900]  ? bpf_test_run+0x1c0/0x5a0
[  296.612882]  ? netlink_diag_dump+0x2a0/0x2a0
[  296.617291]  ? bpf_prog_test_run_skb+0x452/0xb40
[  296.622061]  ? bpf_prog_test_run_skb+0x634/0xb40
[  296.626832]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  296.631678]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.637211]  ? fput+0x130/0x1a0
[  296.640490]  ? __bpf_prog_get+0x9b/0x290
[  296.644551]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  296.649390]  ? bpf_prog_test_run+0x130/0x1a0
[  296.653801]  ? __x64_sys_bpf+0x3d8/0x510
[  296.657875]  ? bpf_prog_get+0x20/0x20
[  296.661697]  ? do_syscall_64+0x1b9/0x820
[  296.665761]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  296.671130]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.676063]  ? trace_hardirqs_off+0x300/0x300
[  296.680558]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  296.685575]  ? recalc_sigpending_tsk+0x180/0x180
[  296.690339]  ? kasan_check_write+0x14/0x20
[  296.694582]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.699435]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.704818] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  296.704894] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.711747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.711753] Call Trace:
[  296.711760]  <IRQ>
[  296.711775]  dump_stack+0x1c4/0x2b4
[  296.711793]  ? dump_stack_print_info.cold.2+0x52/0x52
[  296.718337] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.727624]  warn_alloc.cold.118+0xb7/0x1bd
[  296.730178] syz-executor7 cpuset=
[  296.732335]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.735932] syz7
[  296.741114]  ? lock_downgrade+0x900/0x900
[  296.751596]  mems_allowed=0
[  296.755945]  ? trace_hardirqs_off+0xb8/0x300
[  296.778243]  ? trace_hardirqs_off+0xb8/0x300
[  296.782663]  __alloc_pages_slowpath+0x2667/0x2d80
[  296.787542]  ? warn_alloc+0x120/0x120
[  296.791364]  ? warn_alloc+0x120/0x120
[  296.795167]  ? print_usage_bug+0xc0/0xc0
[  296.799232]  ? warn_alloc+0x120/0x120
[  296.803031]  ? print_usage_bug+0xc0/0xc0
[  296.807098]  ? __lock_acquire+0x7ec/0x4ec0
[  296.811343]  ? __lock_acquire+0x7ec/0x4ec0
[  296.815581]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.821119]  ? should_fail+0x22d/0xd01
[  296.825021]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.830128]  ? __lock_acquire+0x7ec/0x4ec0
[  296.834366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.839470]  ? __lock_acquire+0x7ec/0x4ec0
[  296.843700]  ? should_fail+0x22d/0xd01
[  296.847598]  ? mark_held_locks+0x130/0x130
[  296.851837]  ? mark_held_locks+0x130/0x130
[  296.856072]  ? graph_lock+0x170/0x170
[  296.859869]  ? graph_lock+0x170/0x170
[  296.863678]  ? graph_lock+0x170/0x170
[  296.867476]  ? print_usage_bug+0xc0/0xc0
[  296.871550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.877088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.882629]  ? check_preemption_disabled+0x48/0x200
[  296.887647]  ? check_preemption_disabled+0x48/0x200
[  296.892675]  ? __lock_is_held+0xb5/0x140
[  296.896742]  __alloc_pages_nodemask+0xa80/0xde0
[  296.901412]  ? graph_lock+0x170/0x170
[  296.905218]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  296.910235]  ? graph_lock+0x170/0x170
[  296.914046]  ? find_held_lock+0x36/0x1c0
[  296.918114]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.922783]  ? lock_downgrade+0x900/0x900
[  296.926942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.932490]  cache_grow_begin+0x91/0x8c0
[  296.936561]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.940980]  fallback_alloc+0x203/0x2e0
[  296.944960]  ____cache_alloc_node+0x1c7/0x1e0
[  296.949462]  kmem_cache_alloc_node+0xe3/0x730
[  296.953958]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.958205]  __alloc_skb+0x119/0x770
[  296.961923]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.967205]  ? skb_scrub_packet+0x490/0x490
[  296.971525]  ? lock_downgrade+0x900/0x900
[  296.975681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.981221]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.986672]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.992126]  ? addrconf_rs_timer+0x6f0/0x6f0
[  296.996548]  ndisc_alloc_skb+0x144/0x340
[  297.000620]  ndisc_send_rs+0x331/0x6e0
[  297.004516]  addrconf_rs_timer+0x3c0/0x6f0
[  297.008762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.013014]  call_timer_fn+0x272/0x920
[  297.016908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.021148]  ? process_timeout+0x40/0x40
[  297.025210]  ? find_held_lock+0x36/0x1c0
[  297.029276]  ? mark_held_locks+0xc7/0x130
[  297.033432]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.037929]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.042433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.046665]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  297.051252]  ? trace_hardirqs_on+0xbd/0x310
[  297.055572]  ? kasan_check_read+0x11/0x20
[  297.059722]  ? __run_timers+0x7da/0xc70
[  297.063704]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.069163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.073403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.077639]  __run_timers+0x7e5/0xc70
[  297.081459]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  297.086829]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.091847]  ? graph_lock+0x170/0x170
[  297.095652]  ? print_usage_bug+0xc0/0xc0
[  297.099712]  ? lock_release+0x970/0x970
[  297.103691]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  297.108889]  ? find_held_lock+0x36/0x1c0
[  297.112951]  ? graph_lock+0x170/0x170
[  297.116759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.122296]  ? check_preemption_disabled+0x48/0x200
[  297.127350]  ? __lock_is_held+0xb5/0x140
[  297.131419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.136957]  ? check_preemption_disabled+0x48/0x200
[  297.141980]  run_timer_softirq+0x52/0xb0
[  297.146043]  ? rcu_read_lock_sched_held+0x108/0x120
[  297.151065]  __do_softirq+0x30b/0xad8
[  297.154874]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  297.159987]  ? pvclock_read_flags+0x160/0x160
[  297.164486]  ? lapic_next_event+0x5a/0x90
[  297.168644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.174182]  ? check_preemption_disabled+0x48/0x200
[  297.179195]  ? check_preemption_disabled+0x48/0x200
[  297.184220]  ? kvm_clock_read+0x18/0x30
[  297.188196]  ? kvm_sched_clock_read+0x9/0x20
[  297.192607]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.198144]  ? check_preemption_disabled+0x48/0x200
[  297.203173]  irq_exit+0x17f/0x1c0
[  297.206629]  smp_apic_timer_interrupt+0x1cb/0x760
[  297.211474]  ? smp_call_function_single_interrupt+0x650/0x650
[  297.217356]  ? interrupt_entry+0xb5/0xf0
[  297.221419]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.226433]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.231467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.236327]  ? trace_hardirqs_off+0x300/0x300
[  297.240820]  ? trace_hardirqs_off+0x300/0x300
[  297.245328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.250869]  ? check_preemption_disabled+0x48/0x200
[  297.255884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.261436]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.266290]  apic_timer_interrupt+0xf/0x20
[  297.270527]  </IRQ>
[  297.272763] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  297.278039] 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
[  297.296938] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  297.304645] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  297.311915] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  297.319181] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  297.326445] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  297.333714] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  297.341003]  ? arch_local_irq_restore+0x45/0x52
[  297.345680]  dump_stack+0x26a/0x2b4
[  297.349324]  ? dump_stack_print_info.cold.2+0x52/0x52
[  297.354517]  ? mark_held_locks+0x130/0x130
[  297.358752]  ? mark_held_locks+0x130/0x130
[  297.362995]  dump_header+0x27b/0xf72
[  297.366723]  ? pagefault_out_of_memory+0x197/0x197
[  297.371661]  ? mark_held_locks+0x130/0x130
[  297.375897]  ? __lock_acquire+0x7ec/0x4ec0
[  297.380132]  ? mem_cgroup_charge_statistics+0x780/0x780
[  297.385493]  ? print_usage_bug+0xc0/0xc0
[  297.389552]  ? print_usage_bug+0xc0/0xc0
[  297.393621]  ? graph_lock+0x170/0x170
[  297.397441]  ? graph_lock+0x170/0x170
[  297.401240]  ? print_usage_bug+0xc0/0xc0
[  297.405300]  ? print_usage_bug+0xc0/0xc0
[  297.409399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.414943]  ? find_held_lock+0x36/0x1c0
[  297.419011]  ? mark_held_locks+0xc7/0x130
[  297.423164]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.428269]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.433378]  ? lockdep_hardirqs_on+0x421/0x5c0
[  297.437966]  ? trace_hardirqs_on+0xbd/0x310
[  297.442291]  ? kasan_check_read+0x11/0x20
[  297.446458]  ? ___ratelimit+0x36f/0x655
[  297.450437]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.455885]  ? trace_hardirqs_on+0x310/0x310
[  297.460294]  ? lock_downgrade+0x900/0x900
[  297.464550]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  297.469656]  ? ___ratelimit+0xaa/0x655
[  297.473544]  ? idr_get_free+0xec0/0xec0
[  297.477520]  ? kasan_check_write+0x14/0x20
[  297.481755]  ? do_raw_spin_lock+0xc1/0x200
[  297.485996]  oom_kill_process.cold.27+0x10/0x903
[  297.490757]  ? graph_lock+0x170/0x170
[  297.494556]  ? _raw_spin_unlock+0x2c/0x50
[  297.498706]  ? oom_badness+0xe6/0xaa0
[  297.502516]  ? oom_evaluate_task+0x540/0x540
[  297.506950]  ? find_held_lock+0x36/0x1c0
[  297.511022]  ? out_of_memory+0x974/0x14c0
[  297.515169]  ? lock_downgrade+0x900/0x900
[  297.519328]  ? check_preemption_disabled+0x48/0x200
[  297.524362]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.530162]  ? kasan_check_read+0x11/0x20
[  297.534325]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.539603]  ? rcu_bh_qs+0xc0/0xc0
[  297.543150]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  297.548683]  ? oom_evaluate_task+0x302/0x540
[  297.553098]  out_of_memory+0xa86/0x14c0
[  297.557079]  ? oom_killer_disable+0x3a0/0x3a0
[  297.561573]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  297.566504]  ? __mutex_add_waiter+0x2a0/0x2a0
[  297.571014]  __alloc_pages_slowpath+0x2318/0x2d80
[  297.575885]  ? warn_alloc+0x120/0x120
[  297.579686]  ? __radix_tree_lookup+0x4c0/0x4c0
[  297.584285]  ? find_get_entry+0x2f2/0xc40
[  297.588458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.594001]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  297.598931]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.604467]  ? should_fail+0x22d/0xd01
[  297.608361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.613468]  ? __lock_is_held+0xb5/0x140
[  297.617553]  ? __lock_is_held+0xb5/0x140
[  297.621619]  ? find_held_lock+0x36/0x1c0
[  297.625682]  ? ___might_sleep+0x1ed/0x300
[  297.629826]  ? lock_release+0x970/0x970
[  297.633806]  ? arch_local_save_flags+0x40/0x40
[  297.638403]  ? __might_sleep+0x95/0x190
[  297.642382]  __alloc_pages_nodemask+0xa80/0xde0
[  297.647062]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.652082]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.658545]  ? kasan_check_read+0x11/0x20
[  297.662692]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.667972]  ? graph_lock+0x170/0x170
[  297.671776]  ? print_usage_bug+0xc0/0xc0
[  297.676047]  ? graph_lock+0x170/0x170
[  297.679844]  ? graph_lock+0x170/0x170
[  297.683643]  ? __do_page_cache_readahead+0x7ce/0x980
[  297.688750]  ? find_held_lock+0x36/0x1c0
[  297.692817]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  297.698366]  alloc_pages_current+0x10c/0x210
[  297.702774]  ? lock_downgrade+0x900/0x900
[  297.706928]  __page_cache_alloc+0x38f/0x5b0
[  297.711254]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.717051]  ? kasan_check_read+0x11/0x20
[  297.721201]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.726484]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  297.731154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.736691]  ? check_preemption_disabled+0x48/0x200
[  297.741719]  filemap_fault+0x1594/0x25f0
[  297.745793]  ? __lock_page_or_retry+0xa00/0xa00
[  297.750460]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.756256]  ? kasan_check_read+0x11/0x20
[  297.760405]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.765681]  ? rcu_bh_qs+0xc0/0xc0
[  297.769225]  ? print_usage_bug+0xc0/0xc0
[  297.773290]  ? filemap_map_pages+0xdea/0x1980
[  297.777807]  ? print_usage_bug+0xc0/0xc0
[  297.781875]  ? find_get_pages_range_tag+0x1320/0x1320
[  297.787062]  ? print_usage_bug+0xc0/0xc0
[  297.791134]  ? __lock_acquire+0x7ec/0x4ec0
[  297.795382]  ? graph_lock+0x170/0x170
[  297.799215]  ? __sigqueue_free.part.27+0x7d/0xa0
[  297.803982]  ? __lock_acquire+0x7ec/0x4ec0
[  297.808236]  ? lock_acquire+0x1ed/0x520
[  297.812212]  ? ext4_filemap_fault+0x7a/0xad
[  297.816544]  ? lock_release+0x970/0x970
[  297.820517]  ? arch_local_save_flags+0x40/0x40
[  297.825098]  ? mark_held_locks+0x130/0x130
[  297.829360]  ? down_read+0xb0/0x1d0
[  297.832987]  ? ext4_filemap_fault+0x7a/0xad
[  297.837325]  ? __down_interruptible+0x700/0x700
[  297.841995]  ? graph_lock+0x170/0x170
[  297.845795]  ? __sigqueue_free.part.27+0x7d/0xa0
[  297.850563]  ext4_filemap_fault+0x82/0xad
[  297.854715]  __do_fault+0x100/0x6b0
[  297.858349]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.863629]  ? print_bad_pte+0x6c0/0x6c0
[  297.867698]  ? pmd_val+0x88/0x100
[  297.871150]  ? add_mm_counter_fast+0xd0/0xd0
[  297.875556]  ? pmd_val+0x88/0x100
[  297.879017]  ? add_mm_counter_fast+0xd0/0xd0
[  297.883429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.888975]  __handle_mm_fault+0x3709/0x53e0
[  297.893396]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  297.898246]  ? graph_lock+0x170/0x170
[  297.902051]  ? print_usage_bug+0xc0/0xc0
[  297.906118]  ? graph_lock+0x170/0x170
[  297.909920]  ? graph_lock+0x170/0x170
[  297.913743]  ? handle_mm_fault+0x42a/0xc70
[  297.917982]  ? lock_downgrade+0x900/0x900
[  297.922135]  ? check_preemption_disabled+0x48/0x200
[  297.927162]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.932961]  ? kasan_check_read+0x11/0x20
[  297.937117]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.942401]  ? rcu_bh_qs+0xc0/0xc0
[  297.945945]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.951399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.956941]  ? check_preemption_disabled+0x48/0x200
[  297.961971]  handle_mm_fault+0x54f/0xc70
[  297.966039]  ? __handle_mm_fault+0x53e0/0x53e0
[  297.970623]  ? find_vma+0x34/0x190
[  297.974168]  __do_page_fault+0x67d/0xed0
[  297.978241]  ? mm_fault_error+0x380/0x380
[  297.982397]  ? syscall_slow_exit_work+0x520/0x520
[  297.987246]  do_page_fault+0xf2/0x7e0
[  297.991051]  ? vmalloc_sync_all+0x30/0x30
[  297.995199]  ? error_entry+0x70/0xd0
[  297.998914]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.003931]  ? trace_hardirqs_on_caller+0xc0/0x300
[  298.008861]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.014229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.019072]  ? trace_hardirqs_off+0x300/0x300
[  298.023566]  ? trace_hardirqs_off_caller+0x300/0x300
[  298.028673]  ? prepare_exit_to_usermode+0x291/0x3b0
[  298.033693]  ? page_fault+0x8/0x30
[  298.037239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.042085]  ? page_fault+0x8/0x30
[  298.045629]  page_fault+0x1e/0x30
[  298.049081] RIP: 0033:0x45db60
[  298.052278] Code: Bad RIP value.
[  298.055647] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  298.061025] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  298.068292] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  298.075573] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  298.082843] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  298.090107] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  298.097397] warn_alloc_show_mem: 1 callbacks suppressed
[  298.097410] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  298.097411] Mem-Info:
[  298.097442] active_anon:38738 inactive_anon:372 isolated_anon:0
[  298.097442]  active_file:16 inactive_file:22 isolated_file:0
[  298.097442]  unevictable:0 dirty:0 writeback:0 unstable:0
[  298.097442]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  298.097442]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  298.097442]  free:13555 free_pcp:233 free_cma:0
[  298.102780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  298.109967] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  298.112366] Call Trace:
[  298.145233] Node 0 
[  298.154582]  <IRQ>
[  298.182277] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  298.184840]  dump_stack+0x1c4/0x2b4
[  298.187046] lowmem_reserve[]:
[  298.189192]  ? dump_stack_print_info.cold.2+0x52/0x52
[  298.214676]  0
[  298.218320]  warn_alloc.cold.118+0xb7/0x1bd
[  298.221388]  2817
[  298.226587]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  298.228359]  6321
[  298.232674]  ? lock_downgrade+0x900/0x900
[  298.234708]  6321
[  298.239548]  ? trace_hardirqs_off+0xb8/0x300
[  298.245719]  ? trace_hardirqs_off+0xb8/0x300
[  298.247757] Node 0 
[  298.252159]  __alloc_pages_slowpath+0x2667/0x2d80
[  298.256561] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  298.258790]  ? warn_alloc+0x120/0x120
[  298.263574] lowmem_reserve[]: 0
[  298.290298]  ? warn_alloc+0x120/0x120
[  298.294076]  0
[  298.297351]  ? print_usage_bug+0xc0/0xc0
[  298.301123]  3503
[  298.302916]  ? warn_alloc+0x120/0x120
[  298.306953]  3503
[  298.309012]  ? print_usage_bug+0xc0/0xc0
[  298.314843]  ? __lock_acquire+0x7ec/0x4ec0
[  298.318878] Node 0 
[  298.323102]  ? __lock_acquire+0x7ec/0x4ec0
[  298.323138] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  298.325350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.329558] lowmem_reserve[]:
[  298.357920]  ? should_fail+0x22d/0xd01
[  298.363428]  0
[  298.366524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.370384]  0
[  298.372180]  ? __lock_acquire+0x7ec/0x4ec0
[  298.377258]  0
[  298.379054]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.383261]  0
[  298.385056]  ? __lock_acquire+0x7ec/0x4ec0
[  298.391926]  ? should_fail+0x22d/0xd01
[  298.396138] Node 0 DMA: 
[  298.400023]  ? mark_held_locks+0x130/0x130
[  298.400027] 1*4kB (U) 
[  298.402699]  ? mark_held_locks+0x130/0x130
[  298.406908] 0*8kB 
[  298.409397]  ? graph_lock+0x170/0x170
[  298.413604] 0*16kB 
[  298.415745]  ? graph_lock+0x170/0x170
[  298.419514] 1*32kB (U) 
[  298.421751]  ? graph_lock+0x170/0x170
[  298.425530] 2*64kB 
[  298.428105]  ? print_usage_bug+0xc0/0xc0
[  298.431878] (U) 
[  298.434109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.438137] 1*128kB (U) 
[  298.440116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.445625] 1*256kB 
[  298.448288]  ? check_preemption_disabled+0x48/0x200
[  298.453799] (U) 
[  298.456120]  ? check_preemption_disabled+0x48/0x200
[  298.461106] 0*512kB 
[  298.463080]  ? __lock_is_held+0xb5/0x140
[  298.468062] 1*1024kB 
[  298.470386]  __alloc_pages_nodemask+0xa80/0xde0
[  298.474419] (U) 
[  298.476830]  ? graph_lock+0x170/0x170
[  298.481469] 1*2048kB 
[  298.483435]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.487205] (M) 
[  298.489605]  ? graph_lock+0x170/0x170
[  298.494599] 3*4096kB 
[  298.496576]  ? find_held_lock+0x36/0x1c0
[  298.500346] (M) 
[  298.502760]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.506782] = 15908kB
[  298.506790] Node 0 
[  298.508756]  ? lock_downgrade+0x900/0x900
[  298.513402] DMA32: 
[  298.515810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.518015] 2*4kB 
[  298.522156]  cache_grow_begin+0x91/0x8c0
[  298.524362] (M) 
[  298.529890]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.532008] 1*8kB (U) 
[  298.536074]  fallback_alloc+0x203/0x2e0
[  298.538026] 3*16kB 
[  298.542429]  ____cache_alloc_node+0x1c7/0x1e0
[  298.545408] (M) 
[  298.549379]  kmem_cache_alloc_node+0xe3/0x730
[  298.551589] 2*32kB 
[  298.556075]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.558027] (UM) 
[  298.562520]  __alloc_skb+0x119/0x770
[  298.564730] 2*64kB 
[  298.568960]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.570992] (M) 
[  298.574699]  ? skb_scrub_packet+0x490/0x490
[  298.576913] 3*128kB 
[  298.582182]  ? lock_downgrade+0x900/0x900
[  298.584135] (M) 
[  298.588451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.590746] 2*256kB 
[  298.594889]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.596837] (M) 
[  298.602369]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.604666] 3*512kB 
[  298.610111]  ? addrconf_rs_timer+0x6f0/0x6f0
[  298.612060] (M) 
[  298.617510]  ndisc_alloc_skb+0x144/0x340
[  298.619802] 4*1024kB 
[  298.624206]  ndisc_send_rs+0x331/0x6e0
[  298.626156] (UM) 
[  298.630216]  addrconf_rs_timer+0x3c0/0x6f0
[  298.632600] 3*2048kB 
[  298.636480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.638513] (UM) 
[  298.642749]  call_timer_fn+0x272/0x920
[  298.645124] 3*4096kB 
[  298.649354]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.651394] (M) 
[  298.655273]  ? process_timeout+0x40/0x40
[  298.657646] = 25216kB
[  298.657651] Node 0 Normal: 808*4kB (UME) 439*8kB (UME) 179*16kB (UMEH) 64*32kB (UMEH) 19*64kB (UMEH) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13128kB
[  298.657711] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  298.657717] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  298.657720] 417 total pagecache pages
[  298.657731] 0 pages in swap cache
[  298.657736] Swap cache stats: add 0, delete 0, find 0/0
[  298.657739] Free swap  = 0kB
[  298.657741] Total swap = 0kB
[  298.657745] 1965979 pages RAM
[  298.657748] 0 pages HighMem/MovableOnly
[  298.657751] 342744 pages reserved
[  298.657753] 0 pages cma reserved
[  298.657817] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.657884] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.662084]  ? find_held_lock+0x36/0x1c0
[  298.664042] syz-fuzzer cpuset=
[  298.668100]  ? __run_timers+0x7da/0xc70
[  298.670478] /
[  298.685472]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.694281]  mems_allowed=0
[  298.702849]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.776653]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.780892]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  298.785479]  ? trace_hardirqs_on+0xbd/0x310
[  298.789802]  ? kasan_check_read+0x11/0x20
[  298.793957]  ? __run_timers+0x7da/0xc70
[  298.797935]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.803395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.807637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.811873]  __run_timers+0x7e5/0xc70
[  298.815690]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  298.821057]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.826076]  ? graph_lock+0x170/0x170
[  298.829877]  ? enqueue_hrtimer+0x1a5/0x560
[  298.834108]  ? lock_release+0x970/0x970
[  298.838087]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.843282]  ? find_held_lock+0x36/0x1c0
[  298.847355]  ? graph_lock+0x170/0x170
[  298.851159]  ? pvclock_read_flags+0x160/0x160
[  298.855657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.861199]  ? check_preemption_disabled+0x48/0x200
[  298.866226]  ? __lock_is_held+0xb5/0x140
[  298.870291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.875845]  ? check_preemption_disabled+0x48/0x200
[  298.880869]  run_timer_softirq+0x52/0xb0
[  298.884929]  ? rcu_read_lock_sched_held+0x108/0x120
[  298.889946]  __do_softirq+0x30b/0xad8
[  298.893760]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  298.898869]  ? pvclock_read_flags+0x160/0x160
[  298.903366]  ? lapic_next_event+0x5a/0x90
[  298.907517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.913054]  ? check_preemption_disabled+0x48/0x200
[  298.918068]  ? check_preemption_disabled+0x48/0x200
[  298.923087]  ? kvm_clock_read+0x18/0x30
[  298.927061]  ? kvm_sched_clock_read+0x9/0x20
[  298.931471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.937008]  ? check_preemption_disabled+0x48/0x200
[  298.942055]  irq_exit+0x17f/0x1c0
[  298.945530]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.950374]  ? smp_reschedule_interrupt+0x109/0x650
[  298.955391]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.961274]  ? interrupt_entry+0xb5/0xf0
[  298.965345]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.970364]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.975381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.980222]  ? trace_hardirqs_off+0x300/0x300
[  298.984715]  ? trace_hardirqs_off+0x300/0x300
[  298.989210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.994752]  ? check_preemption_disabled+0x48/0x200
[  298.999766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.005328]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.010186]  apic_timer_interrupt+0xf/0x20
[  299.014412]  </IRQ>
[  299.016656] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  299.021589] 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
[  299.040493] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  299.048202] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  299.055469] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  299.062736] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  299.070005] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  299.077275] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  299.084589]  skb_clone+0x1bb/0x500
[  299.088132]  ? skb_split+0x11e0/0x11e0
[  299.092023]  ? preempt_notifier_register+0x200/0x200
[  299.097123]  ? __switch_to_asm+0x34/0x70
[  299.101182]  ? __switch_to_asm+0x34/0x70
[  299.105238]  ? __switch_to_asm+0x40/0x70
[  299.109298]  ? __switch_to_asm+0x34/0x70
[  299.113363]  ? __switch_to_asm+0x40/0x70
[  299.117441]  ? __switch_to_asm+0x40/0x70
[  299.121519]  ? __switch_to_asm+0x34/0x70
[  299.125580]  ? __switch_to_asm+0x34/0x70
[  299.129639]  ? __switch_to_asm+0x40/0x70
[  299.133695]  ? __switch_to_asm+0x34/0x70
[  299.137767]  bpf_clone_redirect+0xb9/0x490
[  299.142011]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  299.147030]  ? __sched_text_start+0x8/0x8
[  299.151181]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.155948]  ? find_held_lock+0x36/0x1c0
[  299.160017]  ? lock_acquire+0x1ed/0x520
[  299.163990]  ? bpf_test_run+0x32e/0x5a0
[  299.167967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.173509]  ? check_preemption_disabled+0x48/0x200
[  299.178533]  ? kasan_check_read+0x11/0x20
[  299.182687]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.187969]  ? rcu_bh_qs+0xc0/0xc0
[  299.191515]  ? preempt_schedule+0x4d/0x60
[  299.195663]  ? ___preempt_schedule+0x16/0x18
[  299.200082]  ? bpf_test_run+0x1c0/0x5a0
[  299.204068]  ? netlink_diag_dump+0x2a0/0x2a0
[  299.208483]  ? bpf_prog_test_run_skb+0x452/0xb40
[  299.213248]  ? bpf_prog_test_run_skb+0x634/0xb40
[  299.218010]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  299.222855]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  299.228394]  ? fput+0x130/0x1a0
[  299.231679]  ? __bpf_prog_get+0x9b/0x290
[  299.235747]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  299.240602]  ? bpf_prog_test_run+0x130/0x1a0
[  299.245030]  ? __x64_sys_bpf+0x3d8/0x510
[  299.249103]  ? bpf_prog_get+0x20/0x20
[  299.252926]  ? do_syscall_64+0x1b9/0x820
[  299.256989]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  299.262353]  ? syscall_return_slowpath+0x5e0/0x5e0
[  299.267289]  ? trace_hardirqs_off+0x300/0x300
[  299.271792]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  299.276815]  ? recalc_sigpending_tsk+0x180/0x180
[  299.281584]  ? kasan_check_write+0x14/0x20
[  299.285832]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.290685]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.296069] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  299.296144] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  299.303001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.303006] Call Trace:
[  299.303013]  <IRQ>
[  299.303030]  dump_stack+0x1c4/0x2b4
[  299.303044]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.303070]  warn_alloc.cold.118+0xb7/0x1bd
[  299.303086]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.309686] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  299.318929]  ? lock_downgrade+0x900/0x900
[  299.321488] syz-executor7 cpuset=
[  299.323641]  ? trace_hardirqs_off+0xb8/0x300
[  299.327233] syz7
[  299.332421]  ? trace_hardirqs_off+0xb8/0x300
[  299.336711]  mems_allowed=0
[  299.341550]  __alloc_pages_slowpath+0x2667/0x2d80
[  299.378110]  ? warn_alloc+0x120/0x120
[  299.381916]  ? graph_lock+0x170/0x170
[  299.385722]  ? warn_alloc+0x120/0x120
[  299.389523]  ? print_usage_bug+0xc0/0xc0
[  299.393584]  ? warn_alloc+0x120/0x120
[  299.397385]  ? print_usage_bug+0xc0/0xc0
[  299.401449]  ? __lock_acquire+0x7ec/0x4ec0
[  299.405682]  ? __lock_acquire+0x7ec/0x4ec0
[  299.409919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.415455]  ? should_fail+0x22d/0xd01
[  299.419364]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.424470]  ? __lock_acquire+0x7ec/0x4ec0
[  299.428715]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.433819]  ? __lock_acquire+0x7ec/0x4ec0
[  299.438061]  ? should_fail+0x22d/0xd01
[  299.441963]  ? mark_held_locks+0x130/0x130
[  299.446207]  ? mark_held_locks+0x130/0x130
[  299.450443]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.454858]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  299.459444]  ? graph_lock+0x170/0x170
[  299.463244]  ? print_usage_bug+0xc0/0xc0
[  299.467318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.472872]  ? check_preemption_disabled+0x48/0x200
[  299.477889]  ? check_preemption_disabled+0x48/0x200
[  299.482920]  ? __lock_is_held+0xb5/0x140
[  299.486986]  __alloc_pages_nodemask+0xa80/0xde0
[  299.491654]  ? graph_lock+0x170/0x170
[  299.495462]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  299.500479]  ? graph_lock+0x170/0x170
[  299.504294]  ? find_held_lock+0x36/0x1c0
[  299.508381]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.513049]  ? lock_downgrade+0x900/0x900
[  299.517213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.522757]  cache_grow_begin+0x91/0x8c0
[  299.526824]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.531244]  fallback_alloc+0x203/0x2e0
[  299.535229]  ____cache_alloc_node+0x1c7/0x1e0
[  299.539731]  kmem_cache_alloc_node+0xe3/0x730
[  299.544228]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.548473]  __alloc_skb+0x119/0x770
[  299.552190]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.557474]  ? skb_scrub_packet+0x490/0x490
[  299.561794]  ? lock_downgrade+0x900/0x900
[  299.565953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.571499]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.576955]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.582404]  ? addrconf_rs_timer+0x6f0/0x6f0
[  299.586825]  ndisc_alloc_skb+0x144/0x340
[  299.590894]  ndisc_send_rs+0x331/0x6e0
[  299.594791]  addrconf_rs_timer+0x3c0/0x6f0
[  299.599033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.603279]  call_timer_fn+0x272/0x920
[  299.607173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.611496]  ? process_timeout+0x40/0x40
[  299.615553]  ? find_held_lock+0x36/0x1c0
[  299.619626]  ? mark_held_locks+0xc7/0x130
[  299.623776]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.628267]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.632762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.636997]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  299.641581]  ? trace_hardirqs_on+0xbd/0x310
[  299.645900]  ? kasan_check_read+0x11/0x20
[  299.650050]  ? __run_timers+0x7da/0xc70
[  299.654025]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.659482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.663725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.667959]  __run_timers+0x7e5/0xc70
[  299.671778]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  299.677354]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.682375]  ? graph_lock+0x170/0x170
[  299.686181]  ? print_usage_bug+0xc0/0xc0
[  299.690237]  ? lock_release+0x970/0x970
[  299.694214]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.699408]  ? find_held_lock+0x36/0x1c0
[  299.703472]  ? graph_lock+0x170/0x170
[  299.707279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.712832]  ? check_preemption_disabled+0x48/0x200
[  299.717862]  ? __lock_is_held+0xb5/0x140
[  299.721926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.727468]  ? check_preemption_disabled+0x48/0x200
[  299.732491]  run_timer_softirq+0x52/0xb0
[  299.736553]  ? rcu_read_lock_sched_held+0x108/0x120
[  299.741569]  __do_softirq+0x30b/0xad8
[  299.745381]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  299.750491]  ? pvclock_read_flags+0x160/0x160
[  299.754983]  ? lapic_next_event+0x5a/0x90
[  299.759135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.764677]  ? check_preemption_disabled+0x48/0x200
[  299.769693]  ? check_preemption_disabled+0x48/0x200
[  299.774717]  ? kvm_clock_read+0x18/0x30
[  299.778689]  ? kvm_sched_clock_read+0x9/0x20
[  299.783099]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.788636]  ? check_preemption_disabled+0x48/0x200
[  299.793666]  irq_exit+0x17f/0x1c0
[  299.797123]  smp_apic_timer_interrupt+0x1cb/0x760
[  299.801966]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.807849]  ? interrupt_entry+0xb5/0xf0
[  299.811913]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.816926]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.821947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.826791]  ? trace_hardirqs_off+0x300/0x300
[  299.831290]  ? trace_hardirqs_off+0x300/0x300
[  299.835797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.841350]  ? check_preemption_disabled+0x48/0x200
[  299.846367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.851915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.856769]  apic_timer_interrupt+0xf/0x20
[  299.860997]  </IRQ>
[  299.863236] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  299.868512] 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
[  299.887412] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  299.895124] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  299.902394] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  299.909662] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  299.916929] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  299.924194] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  299.931483]  ? arch_local_irq_restore+0x45/0x52
[  299.936159]  dump_stack+0x26a/0x2b4
[  299.939788]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.944983]  ? mark_held_locks+0x130/0x130
[  299.949215]  ? mark_held_locks+0x130/0x130
[  299.953453]  dump_header+0x27b/0xf72
[  299.957185]  ? pagefault_out_of_memory+0x197/0x197
[  299.962121]  ? mark_held_locks+0x130/0x130
[  299.966355]  ? __lock_acquire+0x7ec/0x4ec0
[  299.970589]  ? mem_cgroup_charge_statistics+0x780/0x780
[  299.975956]  ? print_usage_bug+0xc0/0xc0
[  299.980018]  ? print_usage_bug+0xc0/0xc0
[  299.984088]  ? graph_lock+0x170/0x170
[  299.987885]  ? graph_lock+0x170/0x170
[  299.991688]  ? print_usage_bug+0xc0/0xc0
[  299.995751]  ? print_usage_bug+0xc0/0xc0
[  299.999822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.005368]  ? find_held_lock+0x36/0x1c0
[  300.009437]  ? mark_held_locks+0xc7/0x130
[  300.013586]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  300.018690]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  300.023792]  ? lockdep_hardirqs_on+0x421/0x5c0
[  300.028377]  ? trace_hardirqs_on+0xbd/0x310
[  300.032697]  ? kasan_check_read+0x11/0x20
[  300.036844]  ? ___ratelimit+0x36f/0x655
[  300.040820]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.046271]  ? trace_hardirqs_on+0x310/0x310
[  300.050678]  ? lock_downgrade+0x900/0x900
[  300.054834]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  300.059942]  ? ___ratelimit+0xaa/0x655
[  300.063834]  ? idr_get_free+0xec0/0xec0
[  300.067815]  ? kasan_check_write+0x14/0x20
[  300.072048]  ? do_raw_spin_lock+0xc1/0x200
[  300.076293]  oom_kill_process.cold.27+0x10/0x903
[  300.081062]  ? graph_lock+0x170/0x170
[  300.084875]  ? _raw_spin_unlock+0x2c/0x50
[  300.089020]  ? oom_badness+0xe6/0xaa0
[  300.092826]  ? oom_evaluate_task+0x540/0x540
[  300.097239]  ? find_held_lock+0x36/0x1c0
[  300.101307]  ? out_of_memory+0x974/0x14c0
[  300.105470]  ? lock_downgrade+0x900/0x900
[  300.109619]  ? check_preemption_disabled+0x48/0x200
[  300.114640]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.120438]  ? kasan_check_read+0x11/0x20
[  300.124591]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.129868]  ? rcu_bh_qs+0xc0/0xc0
[  300.133414]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  300.138953]  ? oom_evaluate_task+0x302/0x540
[  300.143366]  out_of_memory+0xa86/0x14c0
[  300.147356]  ? oom_killer_disable+0x3a0/0x3a0
[  300.151854]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  300.156791]  ? __mutex_add_waiter+0x2a0/0x2a0
[  300.161298]  __alloc_pages_slowpath+0x2318/0x2d80
[  300.166184]  ? warn_alloc+0x120/0x120
[  300.169985]  ? __radix_tree_lookup+0x4c0/0x4c0
[  300.174582]  ? find_get_entry+0x2f2/0xc40
[  300.178743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.184284]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  300.189229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.194767]  ? should_fail+0x22d/0xd01
[  300.198657]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.203758]  ? __lock_is_held+0xb5/0x140
[  300.207848]  ? __lock_is_held+0xb5/0x140
[  300.211922]  ? find_held_lock+0x36/0x1c0
[  300.215990]  ? ___might_sleep+0x1ed/0x300
[  300.220137]  ? lock_release+0x970/0x970
[  300.224113]  ? arch_local_save_flags+0x40/0x40
[  300.228707]  ? __might_sleep+0x95/0x190
[  300.232687]  __alloc_pages_nodemask+0xa80/0xde0
[  300.237369]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.242395]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.248196]  ? kasan_check_read+0x11/0x20
[  300.252353]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.257635]  ? graph_lock+0x170/0x170
[  300.261436]  ? print_usage_bug+0xc0/0xc0
[  300.265498]  ? graph_lock+0x170/0x170
[  300.269300]  ? graph_lock+0x170/0x170
[  300.273112]  ? __do_page_cache_readahead+0x7ce/0x980
[  300.278219]  ? find_held_lock+0x36/0x1c0
[  300.282283]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  300.287835]  alloc_pages_current+0x10c/0x210
[  300.292245]  ? lock_downgrade+0x900/0x900
[  300.296397]  __page_cache_alloc+0x38f/0x5b0
[  300.300721]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.306517]  ? kasan_check_read+0x11/0x20
[  300.310669]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.315949]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  300.320623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.326160]  ? check_preemption_disabled+0x48/0x200
[  300.331187]  filemap_fault+0x1594/0x25f0
[  300.335368]  ? __lock_page_or_retry+0xa00/0xa00
[  300.340038]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.345837]  ? kasan_check_read+0x11/0x20
[  300.349985]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.355263]  ? rcu_bh_qs+0xc0/0xc0
[  300.358810]  ? print_usage_bug+0xc0/0xc0
[  300.362878]  ? filemap_map_pages+0xdea/0x1980
[  300.367382]  ? print_usage_bug+0xc0/0xc0
[  300.371455]  ? find_get_pages_range_tag+0x1320/0x1320
[  300.376642]  ? print_usage_bug+0xc0/0xc0
[  300.380699]  ? __lock_acquire+0x7ec/0x4ec0
[  300.384937]  ? graph_lock+0x170/0x170
[  300.388741]  ? __sigqueue_free.part.27+0x7d/0xa0
[  300.393501]  ? __lock_acquire+0x7ec/0x4ec0
[  300.397748]  ? lock_acquire+0x1ed/0x520
[  300.401723]  ? ext4_filemap_fault+0x7a/0xad
[  300.406052]  ? lock_release+0x970/0x970
[  300.410029]  ? arch_local_save_flags+0x40/0x40
[  300.414614]  ? mark_held_locks+0x130/0x130
[  300.418864]  ? down_read+0xb0/0x1d0
[  300.422515]  ? ext4_filemap_fault+0x7a/0xad
[  300.426837]  ? __down_interruptible+0x700/0x700
[  300.431506]  ? graph_lock+0x170/0x170
[  300.435308]  ? __sigqueue_free.part.27+0x7d/0xa0
[  300.440146]  ext4_filemap_fault+0x82/0xad
[  300.444298]  __do_fault+0x100/0x6b0
[  300.447940]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.453227]  ? print_bad_pte+0x6c0/0x6c0
[  300.457299]  ? pmd_val+0x88/0x100
[  300.460767]  ? add_mm_counter_fast+0xd0/0xd0
[  300.465176]  ? pmd_val+0x88/0x100
[  300.468634]  ? add_mm_counter_fast+0xd0/0xd0
[  300.473048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.478596]  __handle_mm_fault+0x3709/0x53e0
[  300.483019]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  300.487882]  ? graph_lock+0x170/0x170
[  300.491684]  ? print_usage_bug+0xc0/0xc0
[  300.495748]  ? graph_lock+0x170/0x170
[  300.499547]  ? graph_lock+0x170/0x170
[  300.503374]  ? handle_mm_fault+0x42a/0xc70
[  300.507617]  ? lock_downgrade+0x900/0x900
[  300.511767]  ? check_preemption_disabled+0x48/0x200
[  300.516791]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.522588]  ? kasan_check_read+0x11/0x20
[  300.526739]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.532016]  ? rcu_bh_qs+0xc0/0xc0
[  300.535558]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.541016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.547000]  ? check_preemption_disabled+0x48/0x200
[  300.552029]  handle_mm_fault+0x54f/0xc70
[  300.556098]  ? __handle_mm_fault+0x53e0/0x53e0
[  300.560689]  ? find_vma+0x34/0x190
[  300.564238]  __do_page_fault+0x67d/0xed0
[  300.568319]  ? mm_fault_error+0x380/0x380
[  300.572482]  ? syscall_slow_exit_work+0x520/0x520
[  300.577344]  do_page_fault+0xf2/0x7e0
[  300.581154]  ? vmalloc_sync_all+0x30/0x30
[  300.585304]  ? error_entry+0x70/0xd0
[  300.589040]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.594053]  ? trace_hardirqs_on_caller+0xc0/0x300
[  300.598984]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.603913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.608759]  ? trace_hardirqs_off+0x300/0x300
[  300.613252]  ? trace_hardirqs_off_caller+0x300/0x300
[  300.618439]  ? prepare_exit_to_usermode+0x291/0x3b0
[  300.623461]  ? page_fault+0x8/0x30
[  300.627010]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.631863]  ? page_fault+0x8/0x30
[  300.635409]  page_fault+0x1e/0x30
[  300.638892] RIP: 0033:0x45db60
[  300.642086] Code: Bad RIP value.
[  300.645448] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  300.650811] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  300.658084] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  300.665352] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  300.672623] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  300.679898] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  300.687189] warn_alloc_show_mem: 1 callbacks suppressed
[  300.687201] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  300.687203] Mem-Info:
[  300.687234] active_anon:38738 inactive_anon:372 isolated_anon:0
[  300.687234]  active_file:16 inactive_file:22 isolated_file:0
[  300.687234]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.687234]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  300.687234]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  300.687234]  free:13555 free_pcp:233 free_cma:0
[  300.692577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.699766] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  300.702165] Call Trace:
[  300.735039] Node 0 
[  300.744394]  <IRQ>
[  300.772082] 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
[  300.774642]  dump_stack+0x1c4/0x2b4
[  300.776852] lowmem_reserve[]:
[  300.779001]  ? dump_stack_print_info.cold.2+0x52/0x52
[  300.804478]  0 2817
[  300.808132]  warn_alloc.cold.118+0xb7/0x1bd
[  300.811197]  6321
[  300.816379]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.818589]  6321
[  300.822904]  ? lock_downgrade+0x900/0x900
[  300.829777]  ? trace_hardirqs_off+0xb8/0x300
[  300.831814] Node 0 
[  300.835959]  ? trace_hardirqs_off+0xb8/0x300
[  300.840373] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  300.842581]  __alloc_pages_slowpath+0x2667/0x2d80
[  300.846956] lowmem_reserve[]:
[  300.873697]  ? warn_alloc+0x120/0x120
[  300.878493]  0
[  300.881595]  ? trace_hardirqs_on+0x310/0x310
[  300.885368]  0
[  300.887162]  ? warn_alloc+0x120/0x120
[  300.891544]  3503
[  300.893349]  ? print_usage_bug+0xc0/0xc0
[  300.897120]  3503
[  300.899177]  ? warn_alloc+0x120/0x120
[  300.905265]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  300.909040] Node 0 
[  300.914046]  ? print_usage_bug+0xc0/0xc0
[  300.914078] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  300.914085] lowmem_reserve[]:
[  300.916322]  ? __lock_acquire+0x7ec/0x4ec0
[  300.920363]  0
[  300.948733]  ? __lock_acquire+0x7ec/0x4ec0
[  300.951812]  0
[  300.956050]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.957822]  0
[  300.962057]  ? should_fail+0x22d/0xd01
[  300.963825]  0
[  300.969366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.971149] Node 0 
[  300.975029]  ? __lock_acquire+0x7ec/0x4ec0
[  300.976802] DMA: 
[  300.981902]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.984110] 1*4kB 
[  300.988338]  ? __lock_acquire+0x7ec/0x4ec0
[  300.988354]  ? should_fail+0x22d/0xd01
[  300.990409] (U) 
[  300.995501]  ? print_usage_bug+0xc0/0xc0
[  300.997625] 0*8kB 
[  301.001861]  ? mark_held_locks+0x130/0x130
[  301.005718] 0*16kB 
[  301.007689]  ? mark_held_locks+0x130/0x130
[  301.011721] 1*32kB 
[  301.013865]  ? graph_lock+0x170/0x170
[  301.018071] (U) 
[  301.020302]  ? print_usage_bug+0xc0/0xc0
[  301.024526] 2*64kB 
[  301.026759]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.030528] (U) 
[  301.032497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.036533] 1*128kB 
[  301.038764]  ? check_preemption_disabled+0x48/0x200
[  301.043488] (U) 
[  301.045462]  ? check_preemption_disabled+0x48/0x200
[  301.050973] 1*256kB 
[  301.053294]  ? __lock_is_held+0xb5/0x140
[  301.058276] (U) 
[  301.060256]  __alloc_pages_nodemask+0xa80/0xde0
[  301.065238] 0*512kB 
[  301.067554]  ? graph_lock+0x170/0x170
[  301.071585] 1*1024kB 
[  301.073554]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.078197] (U) 
[  301.080515]  ? graph_lock+0x170/0x170
[  301.084281] 1*2048kB (M) 
[  301.086708]  ? find_held_lock+0x36/0x1c0
[  301.091688] 3*4096kB 
[  301.093661]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.097429] (M) 
[  301.100181]  ? lock_downgrade+0x900/0x900
[  301.104214] = 15908kB
[  301.106619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.111256] Node 0 
[  301.113226]  cache_grow_begin+0x91/0x8c0
[  301.117349] DMA32: 
[  301.119784]  ? do_raw_spin_unlock+0xa7/0x2f0
[  301.125299] 2*4kB 
[  301.127546]  fallback_alloc+0x203/0x2e0
[  301.131575] (M) 
[  301.133808]  ____cache_alloc_node+0x1c7/0x1e0
[  301.138189] 1*8kB 
[  301.140345]  kmem_cache_alloc_node+0xe3/0x730
[  301.144290] (U) 
[  301.146270]  ? ipv6_get_ifaddr+0x42e/0x620
[  301.150746] 3*16kB 
[  301.152893]  __alloc_skb+0x119/0x770
[  301.157359] (M) 
[  301.159347]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.163552] 2*32kB 
[  301.165780]  ? skb_scrub_packet+0x490/0x490
[  301.169467] (UM) 
[  301.171437]  ? lock_downgrade+0x900/0x900
[  301.176706] 2*64kB 
[  301.178940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.183229] (M) 
[  301.185291]  ? refcount_sub_and_test_checked+0x203/0x310
[  301.189408] 3*128kB (M) 
[  301.191650]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  301.197162] 2*256kB 
[  301.199129]  ? addrconf_rs_timer+0x6f0/0x6f0
[  301.204543] (M) 3*512kB 
[  301.207224]  ndisc_alloc_skb+0x144/0x340
[  301.212638] (M) 
[  301.214955]  ndisc_send_rs+0x331/0x6e0
[  301.219348] 4*1024kB 
[  301.222015]  addrconf_rs_timer+0x3c0/0x6f0
[  301.226041] (UM) 
[  301.228012]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.231875] 3*2048kB 
[  301.234289]  call_timer_fn+0x272/0x920
[  301.238485] (UM) 
[  301.240544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.244751] 3*4096kB (M) 
[  301.247169]  ? process_timeout+0x40/0x40
[  301.251025] = 25216kB
[  301.253100]  ? find_held_lock+0x36/0x1c0
[  301.257309] Node 0 
[  301.260073]  ? __run_timers+0x7da/0xc70
[  301.264105] Normal: 
[  301.266517]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.270550] 808*4kB 
[  301.272778]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.276728] (UME) 
[  301.279047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.283512] 439*8kB 
[  301.285835]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  301.290299] (UME) 
[  301.292452]  ? trace_hardirqs_on+0xbd/0x310
[  301.296658] 179*16kB 
[  301.298975]  ? kasan_check_read+0x11/0x20
[  301.303526] (UMEH) 
[  301.305670]  ? __run_timers+0x7da/0xc70
[  301.309963] 64*32kB 
[  301.312370]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.316491] (UMEH) 
[  301.318743]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.322692] 19*64kB 
[  301.325011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.330435] (UMEH) 
[  301.332666]  __run_timers+0x7e5/0xc70
[  301.336872] 2*128kB 
[  301.339196]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  301.343398] (UM) 
[  301.345631]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.349402] 0*256kB 
[  301.351714]  ? graph_lock+0x170/0x170
[  301.357056] 0*512kB 
[  301.359114]  ? enqueue_hrtimer+0x1a5/0x560
[  301.364108] 0*1024kB 
[  301.366423]  ? lock_release+0x970/0x970
[  301.370199] 0*2048kB 
[  301.372513]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.376739] 0*4096kB 
[  301.379146]  ? find_held_lock+0x36/0x1c0
[  301.383093] = 13128kB
[  301.385498]  ? graph_lock+0x170/0x170
[  301.390684] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  301.393080]  ? pvclock_read_flags+0x160/0x160
[  301.397120] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  301.399955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.403725] 417 total pagecache pages
[  301.412558]  ? check_preemption_disabled+0x48/0x200
[  301.417031] 0 pages in swap cache
[  301.425597]  ? __lock_is_held+0xb5/0x140
[  301.431105] Swap cache stats: add 0, delete 0, find 0/0
[  301.434901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.439887] Free swap  = 0kB
[  301.443346]  ? check_preemption_disabled+0x48/0x200
[  301.447383] Total swap = 0kB
[  301.452752]  run_timer_softirq+0x52/0xb0
[  301.458264] 1965979 pages RAM
[  301.461278]  ? rcu_read_lock_sched_held+0x108/0x120
[  301.466261] 0 pages HighMem/MovableOnly
[  301.466269] 342744 pages reserved
[  301.469285]  __do_softirq+0x30b/0xad8
[  301.473333] 0 pages cma reserved
[  301.473407] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.476458]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  301.481541] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.485414]  ? pvclock_read_flags+0x160/0x160
[  301.488846] syz-fuzzer cpuset=
[  301.492646]  ? lapic_next_event+0x5a/0x90
[  301.495985] /
[  301.502476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.507559]  mems_allowed=0
[  301.517783]  ? check_preemption_disabled+0x48/0x200
[  301.544707]  ? check_preemption_disabled+0x48/0x200
[  301.549744]  ? kvm_clock_read+0x18/0x30
[  301.553723]  ? kvm_sched_clock_read+0x9/0x20
[  301.558141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.563686]  ? check_preemption_disabled+0x48/0x200
[  301.568715]  irq_exit+0x17f/0x1c0
[  301.572177]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.577023]  ? smp_reschedule_interrupt+0x109/0x650
[  301.582042]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.587930]  ? interrupt_entry+0xb5/0xf0
[  301.591996]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.597015]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.602039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.606883]  ? trace_hardirqs_off+0x300/0x300
[  301.611377]  ? trace_hardirqs_off+0x300/0x300
[  301.615877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.621420]  ? check_preemption_disabled+0x48/0x200
[  301.626440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.631988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.636853]  apic_timer_interrupt+0xf/0x20
[  301.641082]  </IRQ>
[  301.643332] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  301.648263] 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
[  301.667173] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  301.674893] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  301.682659] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  301.689936] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  301.697211] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  301.704484] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  301.711799]  skb_clone+0x1bb/0x500
[  301.715351]  ? skb_split+0x11e0/0x11e0
[  301.719246]  ? preempt_notifier_register+0x200/0x200
[  301.724347]  ? __switch_to_asm+0x34/0x70
[  301.728409]  ? __switch_to_asm+0x34/0x70
[  301.732469]  ? __switch_to_asm+0x40/0x70
[  301.736527]  ? __switch_to_asm+0x34/0x70
[  301.740584]  ? __switch_to_asm+0x40/0x70
[  301.744649]  ? __switch_to_asm+0x40/0x70
[  301.748707]  ? __switch_to_asm+0x34/0x70
[  301.752766]  ? __switch_to_asm+0x34/0x70
[  301.756828]  ? __switch_to_asm+0x40/0x70
[  301.760888]  ? __switch_to_asm+0x34/0x70
[  301.764961]  bpf_clone_redirect+0xb9/0x490
[  301.769206]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  301.774224]  ? __sched_text_start+0x8/0x8
[  301.778372]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.783144]  ? find_held_lock+0x36/0x1c0
[  301.787216]  ? lock_acquire+0x1ed/0x520
[  301.791191]  ? bpf_test_run+0x32e/0x5a0
[  301.795165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.800707]  ? check_preemption_disabled+0x48/0x200
[  301.805728]  ? kasan_check_read+0x11/0x20
[  301.809883]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.815342]  ? rcu_bh_qs+0xc0/0xc0
[  301.818888]  ? preempt_schedule+0x4d/0x60
[  301.823041]  ? ___preempt_schedule+0x16/0x18
[  301.827458]  ? bpf_test_run+0x1c0/0x5a0
[  301.831449]  ? netlink_diag_dump+0x2a0/0x2a0
[  301.835868]  ? bpf_prog_test_run_skb+0x452/0xb40
[  301.840636]  ? bpf_prog_test_run_skb+0x634/0xb40
[  301.845406]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  301.850250]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  301.855788]  ? fput+0x130/0x1a0
[  301.859070]  ? __bpf_prog_get+0x9b/0x290
[  301.863133]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  301.867977]  ? bpf_prog_test_run+0x130/0x1a0
[  301.872389]  ? __x64_sys_bpf+0x3d8/0x510
[  301.876452]  ? bpf_prog_get+0x20/0x20
[  301.880272]  ? do_syscall_64+0x1b9/0x820
[  301.884346]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  301.889719]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.894656]  ? trace_hardirqs_off+0x300/0x300
[  301.899154]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  301.904171]  ? recalc_sigpending_tsk+0x180/0x180
[  301.908931]  ? kasan_check_write+0x14/0x20
[  301.913177]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.918031]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.923412] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  301.923483] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.930347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.930353] Call Trace:
[  301.930360]  <IRQ>
[  301.930376]  dump_stack+0x1c4/0x2b4
[  301.930390]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.930416]  warn_alloc.cold.118+0xb7/0x1bd
[  301.936945] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.946253]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.948815] syz-executor7 cpuset=
[  301.950963]  ? lock_downgrade+0x900/0x900
[  301.954564] syz7
[  301.959748]  ? trace_hardirqs_off+0xb8/0x300
[  301.964042]  mems_allowed=0
[  301.974524]  ? trace_hardirqs_off+0xb8/0x300
[  302.000619]  __alloc_pages_slowpath+0x2667/0x2d80
[  302.005499]  ? warn_alloc+0x120/0x120
[  302.009303]  ? trace_hardirqs_on+0x310/0x310
[  302.013724]  ? warn_alloc+0x120/0x120
[  302.017526]  ? print_usage_bug+0xc0/0xc0
[  302.021592]  ? warn_alloc+0x120/0x120
[  302.025391]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  302.030407]  ? print_usage_bug+0xc0/0xc0
[  302.034469]  ? __lock_acquire+0x7ec/0x4ec0
[  302.038717]  ? __lock_acquire+0x7ec/0x4ec0
[  302.042961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.048501]  ? should_fail+0x22d/0xd01
[  302.052396]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.057496]  ? __lock_acquire+0x7ec/0x4ec0
[  302.061741]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.066845]  ? __lock_acquire+0x7ec/0x4ec0
[  302.071082]  ? should_fail+0x22d/0xd01
[  302.074970]  ? print_usage_bug+0xc0/0xc0
[  302.079040]  ? mark_held_locks+0x130/0x130
[  302.083279]  ? mark_held_locks+0x130/0x130
[  302.087524]  ? graph_lock+0x170/0x170
[  302.091335]  ? print_usage_bug+0xc0/0xc0
[  302.095399]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.100158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.105702]  ? check_preemption_disabled+0x48/0x200
[  302.110718]  ? check_preemption_disabled+0x48/0x200
[  302.115745]  ? __lock_is_held+0xb5/0x140
[  302.119817]  __alloc_pages_nodemask+0xa80/0xde0
[  302.124491]  ? graph_lock+0x170/0x170
[  302.128298]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.133334]  ? graph_lock+0x170/0x170
[  302.137149]  ? find_held_lock+0x36/0x1c0
[  302.141222]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.145892]  ? lock_downgrade+0x900/0x900
[  302.150053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.155600]  cache_grow_begin+0x91/0x8c0
[  302.159667]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.164102]  fallback_alloc+0x203/0x2e0
[  302.168085]  ____cache_alloc_node+0x1c7/0x1e0
[  302.172681]  kmem_cache_alloc_node+0xe3/0x730
[  302.177184]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.181435]  __alloc_skb+0x119/0x770
[  302.185157]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.190443]  ? skb_scrub_packet+0x490/0x490
[  302.194771]  ? lock_downgrade+0x900/0x900
[  302.198943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.204490]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.209948]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.215402]  ? addrconf_rs_timer+0x6f0/0x6f0
[  302.219825]  ndisc_alloc_skb+0x144/0x340
[  302.223894]  ndisc_send_rs+0x331/0x6e0
[  302.227790]  addrconf_rs_timer+0x3c0/0x6f0
[  302.232029]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.236279]  call_timer_fn+0x272/0x920
[  302.240175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.244417]  ? process_timeout+0x40/0x40
[  302.248477]  ? find_held_lock+0x36/0x1c0
[  302.252545]  ? mark_held_locks+0xc7/0x130
[  302.256695]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.261187]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.265680]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.269912]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  302.274500]  ? trace_hardirqs_on+0xbd/0x310
[  302.278822]  ? kasan_check_read+0x11/0x20
[  302.282974]  ? __run_timers+0x7da/0xc70
[  302.286949]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.292407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.296647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.300885]  __run_timers+0x7e5/0xc70
[  302.304698]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  302.310069]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.315084]  ? graph_lock+0x170/0x170
[  302.318892]  ? print_usage_bug+0xc0/0xc0
[  302.322951]  ? lock_release+0x970/0x970
[  302.326929]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.332129]  ? find_held_lock+0x36/0x1c0
[  302.336198]  ? graph_lock+0x170/0x170
[  302.340005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.345542]  ? check_preemption_disabled+0x48/0x200
[  302.350573]  ? __lock_is_held+0xb5/0x140
[  302.354638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.360176]  ? check_preemption_disabled+0x48/0x200
[  302.365202]  run_timer_softirq+0x52/0xb0
[  302.369274]  ? rcu_read_lock_sched_held+0x108/0x120
[  302.374296]  __do_softirq+0x30b/0xad8
[  302.378122]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  302.383246]  ? pvclock_read_flags+0x160/0x160
[  302.387745]  ? lapic_next_event+0x5a/0x90
[  302.391899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.397443]  ? check_preemption_disabled+0x48/0x200
[  302.402458]  ? check_preemption_disabled+0x48/0x200
[  302.407478]  ? kvm_clock_read+0x18/0x30
[  302.411449]  ? kvm_sched_clock_read+0x9/0x20
[  302.415864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.421403]  ? check_preemption_disabled+0x48/0x200
[  302.426431]  irq_exit+0x17f/0x1c0
[  302.429891]  smp_apic_timer_interrupt+0x1cb/0x760
[  302.434736]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.440622]  ? interrupt_entry+0xb5/0xf0
[  302.444685]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.449705]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.454726]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.459573]  ? trace_hardirqs_off+0x300/0x300
[  302.464069]  ? trace_hardirqs_off+0x300/0x300
[  302.468564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.474116]  ? check_preemption_disabled+0x48/0x200
[  302.479133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.484676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.489529]  apic_timer_interrupt+0xf/0x20
[  302.493754]  </IRQ>
[  302.495994] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  302.501274] 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
[  302.520181] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  302.527910] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  302.535175] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  302.542444] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  302.550190] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  302.557458] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  302.564752]  ? arch_local_irq_restore+0x45/0x52
[  302.569427]  dump_stack+0x26a/0x2b4
[  302.573058]  ? dump_stack_print_info.cold.2+0x52/0x52
[  302.578257]  ? mark_held_locks+0x130/0x130
[  302.582495]  ? mark_held_locks+0x130/0x130
[  302.586735]  dump_header+0x27b/0xf72
[  302.590459]  ? pagefault_out_of_memory+0x197/0x197
[  302.595392]  ? mark_held_locks+0x130/0x130
[  302.599626]  ? __lock_acquire+0x7ec/0x4ec0
[  302.603863]  ? mem_cgroup_charge_statistics+0x780/0x780
[  302.609224]  ? print_usage_bug+0xc0/0xc0
[  302.613284]  ? print_usage_bug+0xc0/0xc0
[  302.617369]  ? graph_lock+0x170/0x170
[  302.621170]  ? graph_lock+0x170/0x170
[  302.624972]  ? print_usage_bug+0xc0/0xc0
[  302.629031]  ? print_usage_bug+0xc0/0xc0
[  302.633099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.638638]  ? find_held_lock+0x36/0x1c0
[  302.642706]  ? mark_held_locks+0xc7/0x130
[  302.646861]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  302.651966]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  302.657068]  ? lockdep_hardirqs_on+0x421/0x5c0
[  302.661664]  ? trace_hardirqs_on+0xbd/0x310
[  302.665989]  ? kasan_check_read+0x11/0x20
[  302.670140]  ? ___ratelimit+0x36f/0x655
[  302.674117]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.679565]  ? trace_hardirqs_on+0x310/0x310
[  302.683978]  ? lock_downgrade+0x900/0x900
[  302.688135]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  302.693237]  ? ___ratelimit+0xaa/0x655
[  302.697127]  ? idr_get_free+0xec0/0xec0
[  302.701102]  ? kasan_check_write+0x14/0x20
[  302.705352]  ? do_raw_spin_lock+0xc1/0x200
[  302.709598]  oom_kill_process.cold.27+0x10/0x903
[  302.714359]  ? graph_lock+0x170/0x170
[  302.718162]  ? _raw_spin_unlock+0x2c/0x50
[  302.722309]  ? oom_badness+0xe6/0xaa0
[  302.726131]  ? oom_evaluate_task+0x540/0x540
[  302.730545]  ? find_held_lock+0x36/0x1c0
[  302.734610]  ? out_of_memory+0x974/0x14c0
[  302.738758]  ? lock_downgrade+0x900/0x900
[  302.742910]  ? check_preemption_disabled+0x48/0x200
[  302.747936]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.753736]  ? kasan_check_read+0x11/0x20
[  302.757887]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.763167]  ? rcu_bh_qs+0xc0/0xc0
[  302.766711]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  302.772249]  ? oom_evaluate_task+0x302/0x540
[  302.776666]  out_of_memory+0xa86/0x14c0
[  302.780648]  ? oom_killer_disable+0x3a0/0x3a0
[  302.785142]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  302.790074]  ? __mutex_add_waiter+0x2a0/0x2a0
[  302.794579]  __alloc_pages_slowpath+0x2318/0x2d80
[  302.799451]  ? warn_alloc+0x120/0x120
[  302.803253]  ? __radix_tree_lookup+0x4c0/0x4c0
[  302.807846]  ? find_get_entry+0x2f2/0xc40
[  302.812009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.817548]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  302.822475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.828010]  ? should_fail+0x22d/0xd01
[  302.831901]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.837002]  ? __lock_is_held+0xb5/0x140
[  302.841092]  ? __lock_is_held+0xb5/0x140
[  302.845162]  ? find_held_lock+0x36/0x1c0
[  302.849230]  ? ___might_sleep+0x1ed/0x300
[  302.853403]  ? lock_release+0x970/0x970
[  302.857378]  ? arch_local_save_flags+0x40/0x40
[  302.861971]  ? __might_sleep+0x95/0x190
[  302.865950]  __alloc_pages_nodemask+0xa80/0xde0
[  302.870631]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.875653]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.881450]  ? kasan_check_read+0x11/0x20
[  302.885698]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.890987]  ? graph_lock+0x170/0x170
[  302.894788]  ? print_usage_bug+0xc0/0xc0
[  302.898854]  ? graph_lock+0x170/0x170
[  302.902658]  ? graph_lock+0x170/0x170
[  302.906458]  ? __do_page_cache_readahead+0x7ce/0x980
[  302.911564]  ? find_held_lock+0x36/0x1c0
[  302.915634]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  302.921179]  alloc_pages_current+0x10c/0x210
[  302.925618]  ? lock_downgrade+0x900/0x900
[  302.929777]  __page_cache_alloc+0x38f/0x5b0
[  302.934102]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.939901]  ? kasan_check_read+0x11/0x20
[  302.944053]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.949346]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  302.954021]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.959558]  ? check_preemption_disabled+0x48/0x200
[  302.964588]  filemap_fault+0x1594/0x25f0
[  302.968676]  ? __lock_page_or_retry+0xa00/0xa00
[  302.973359]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.979158]  ? kasan_check_read+0x11/0x20
[  302.983305]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.988598]  ? rcu_bh_qs+0xc0/0xc0
[  302.992145]  ? print_usage_bug+0xc0/0xc0
[  302.996214]  ? filemap_map_pages+0xdea/0x1980
[  303.000714]  ? print_usage_bug+0xc0/0xc0
[  303.004783]  ? find_get_pages_range_tag+0x1320/0x1320
[  303.009970]  ? print_usage_bug+0xc0/0xc0
[  303.014032]  ? __lock_acquire+0x7ec/0x4ec0
[  303.018269]  ? graph_lock+0x170/0x170
[  303.022071]  ? __sigqueue_free.part.27+0x7d/0xa0
[  303.026835]  ? __lock_acquire+0x7ec/0x4ec0
[  303.031090]  ? lock_acquire+0x1ed/0x520
[  303.035062]  ? ext4_filemap_fault+0x7a/0xad
[  303.039387]  ? lock_release+0x970/0x970
[  303.043365]  ? arch_local_save_flags+0x40/0x40
[  303.047952]  ? mark_held_locks+0x130/0x130
[  303.052197]  ? down_read+0xb0/0x1d0
[  303.055819]  ? ext4_filemap_fault+0x7a/0xad
[  303.060141]  ? __down_interruptible+0x700/0x700
[  303.064815]  ? graph_lock+0x170/0x170
[  303.068614]  ? __sigqueue_free.part.27+0x7d/0xa0
[  303.073382]  ext4_filemap_fault+0x82/0xad
[  303.077531]  __do_fault+0x100/0x6b0
[  303.081157]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.086435]  ? print_bad_pte+0x6c0/0x6c0
[  303.090500]  ? pmd_val+0x88/0x100
[  303.093956]  ? add_mm_counter_fast+0xd0/0xd0
[  303.098362]  ? pmd_val+0x88/0x100
[  303.101818]  ? add_mm_counter_fast+0xd0/0xd0
[  303.106232]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.111772]  __handle_mm_fault+0x3709/0x53e0
[  303.116188]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  303.121036]  ? graph_lock+0x170/0x170
[  303.124841]  ? print_usage_bug+0xc0/0xc0
[  303.128908]  ? graph_lock+0x170/0x170
[  303.132705]  ? graph_lock+0x170/0x170
[  303.136527]  ? handle_mm_fault+0x42a/0xc70
[  303.140760]  ? lock_downgrade+0x900/0x900
[  303.144908]  ? check_preemption_disabled+0x48/0x200
[  303.149930]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  303.155729]  ? kasan_check_read+0x11/0x20
[  303.159875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.165151]  ? rcu_bh_qs+0xc0/0xc0
[  303.168692]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.174146]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.179703]  ? check_preemption_disabled+0x48/0x200
[  303.184741]  handle_mm_fault+0x54f/0xc70
[  303.188807]  ? __handle_mm_fault+0x53e0/0x53e0
[  303.193393]  ? find_vma+0x34/0x190
[  303.196937]  __do_page_fault+0x67d/0xed0
[  303.201007]  ? mm_fault_error+0x380/0x380
[  303.205163]  ? syscall_slow_exit_work+0x520/0x520
[  303.210008]  do_page_fault+0xf2/0x7e0
[  303.213812]  ? vmalloc_sync_all+0x30/0x30
[  303.217962]  ? error_entry+0x70/0xd0
[  303.221675]  ? trace_hardirqs_off_caller+0xbb/0x300
[  303.226692]  ? trace_hardirqs_on_caller+0xc0/0x300
[  303.231622]  ? syscall_return_slowpath+0x5e0/0x5e0
[  303.236548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.241391]  ? trace_hardirqs_off+0x300/0x300
[  303.245886]  ? trace_hardirqs_off_caller+0x300/0x300
[  303.250995]  ? prepare_exit_to_usermode+0x291/0x3b0
[  303.256011]  ? page_fault+0x8/0x30
[  303.259554]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.264405]  ? page_fault+0x8/0x30
[  303.267945]  page_fault+0x1e/0x30
[  303.271400] RIP: 0033:0x45db60
[  303.274596] Code: Bad RIP value.
[  303.277957] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  303.283334] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  303.290600] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  303.297868] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  303.305133] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  303.312409] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  303.319696] warn_alloc_show_mem: 1 callbacks suppressed
[  303.319708] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  303.319710] Mem-Info:
[  303.319740] active_anon:38738 inactive_anon:372 isolated_anon:0
[  303.319740]  active_file:16 inactive_file:22 isolated_file:0
[  303.319740]  unevictable:0 dirty:0 writeback:0 unstable:0
[  303.319740]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  303.319740]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  303.319740]  free:13555 free_pcp:233 free_cma:0
[  303.325073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  303.325082] Call Trace:
[  303.332278] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  303.334674]  <IRQ>
[  303.367549] Node 0 
[  303.376919]  dump_stack+0x1c4/0x2b4
[  303.379510] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  303.407167]  ? dump_stack_print_info.cold.2+0x52/0x52
[  303.409289] lowmem_reserve[]:
[  303.411540]  warn_alloc.cold.118+0xb7/0x1bd
[  303.415129]  0
[  303.440637]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.445799]  2817
[  303.448903]  ? lock_downgrade+0x900/0x900
[  303.453198]  6321
[  303.455004]  ? trace_hardirqs_off+0xb8/0x300
[  303.459835]  6321
[  303.461899]  ? trace_hardirqs_off+0xb8/0x300
[  303.468081]  __alloc_pages_slowpath+0x2667/0x2d80
[  303.472458] Node 0 
[  303.474541]  ? warn_alloc+0x120/0x120
[  303.478924] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  303.483737]  ? warn_alloc+0x120/0x120
[  303.485939] lowmem_reserve[]: 0
[  303.489747]  ? print_usage_bug+0xc0/0xc0
[  303.516445]  0
[  303.520254]  ? warn_alloc+0x120/0x120
[  303.523501]  3503
[  303.527552]  ? print_usage_bug+0xc0/0xc0
[  303.529331]  3503
[  303.533122]  ? __lock_acquire+0x7ec/0x4ec0
[  303.539211]  ? __lock_acquire+0x7ec/0x4ec0
[  303.541248] Node 0 
[  303.545494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.549724] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  303.551937]  ? should_fail+0x22d/0xd01
[  303.557474] lowmem_reserve[]:
[  303.585841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.589698]  0
[  303.592797]  ? __lock_acquire+0x7ec/0x4ec0
[  303.597868]  0 0
[  303.599676]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.603878]  0
[  303.605865]  ? __lock_acquire+0x7ec/0x4ec0
[  303.610940] Node 0 
[  303.612736]  ? should_fail+0x22d/0xd01
[  303.616944] DMA: 
[  303.619180]  ? mark_held_locks+0x130/0x130
[  303.623036] 1*4kB 
[  303.625090]  ? mark_held_locks+0x130/0x130
[  303.629298] (U) 
[  303.631459]  ? graph_lock+0x170/0x170
[  303.635670] 0*8kB 
[  303.637637]  ? graph_lock+0x170/0x170
[  303.641417] 0*16kB 
[  303.643555]  ? graph_lock+0x170/0x170
[  303.647342] 1*32kB 
[  303.649571]  ? print_usage_bug+0xc0/0xc0
[  303.653355] (U) 
[  303.655586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.659615] 2*64kB (U) 
[  303.661595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.667104] 1*128kB 
[  303.669683]  ? check_preemption_disabled+0x48/0x200
[  303.675188] (U) 
[  303.678023]  ? check_preemption_disabled+0x48/0x200
[  303.683014] 1*256kB 
[  303.684989]  ? __lock_is_held+0xb5/0x140
[  303.689972] (U) 
[  303.692292]  __alloc_pages_nodemask+0xa80/0xde0
[  303.696333] 0*512kB 
[  303.698299]  ? graph_lock+0x170/0x170
[  303.702953] 1*1024kB 
[  303.705272]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.709046] (U) 
[  303.711448]  ? graph_lock+0x170/0x170
[  303.716439] 1*2048kB 
[  303.718413]  ? find_held_lock+0x36/0x1c0
[  303.722181] (M) 
[  303.724591]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.728622] 3*4096kB 
[  303.730587]  ? lock_downgrade+0x900/0x900
[  303.735226] (M) 
[  303.737633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.741750] = 15908kB
[  303.743719]  cache_grow_begin+0x91/0x8c0
[  303.749227] Node 0 
[  303.751638]  ? do_raw_spin_unlock+0xa7/0x2f0
[  303.755672] DMA32: 
[  303.757903]  fallback_alloc+0x203/0x2e0
[  303.762279] 2*4kB 
[  303.764509]  ____cache_alloc_node+0x1c7/0x1e0
[  303.768451] (M) 
[  303.770595]  kmem_cache_alloc_node+0xe3/0x730
[  303.775061] 1*8kB 
[  303.777031]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.781495] (U) 
[  303.783645]  __alloc_skb+0x119/0x770
[  303.787850] 3*16kB 
[  303.789829]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.793507] (M) 
[  303.795734]  ? skb_scrub_packet+0x490/0x490
[  303.800982] 2*32kB 
[  303.802968]  ? lock_downgrade+0x900/0x900
[  303.807263] (UM) 
[  303.809500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.813617] 2*64kB 
[  303.815676]  ? refcount_sub_and_test_checked+0x203/0x310
[  303.821182] (M) 
[  303.823500]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  303.828922] 3*128kB 
[  303.830893]  ? addrconf_rs_timer+0x6f0/0x6f0
[  303.836322] (M) 
[  303.838648]  ndisc_alloc_skb+0x144/0x340
[  303.843035] 2*256kB 
[  303.845004]  ndisc_send_rs+0x331/0x6e0
[  303.849033] (M) 
[  303.851357]  addrconf_rs_timer+0x3c0/0x6f0
[  303.855215] 3*512kB 
[  303.857185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.861391] (M) 
[  303.863720]  call_timer_fn+0x272/0x920
[  303.867921] 4*1024kB 
[  303.869892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.873756] (UM) 
[  303.876162]  ? process_timeout+0x40/0x40
[  303.880369] 3*2048kB 
[  303.882429]  ? find_held_lock+0x36/0x1c0
[  303.886460] (UM) 
[  303.888869]  ? __run_timers+0x7da/0xc70
[  303.892898] 3*4096kB 
[  303.894957]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.898900] (M) 
[  303.901307]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.905789] = 25216kB
[  303.907758]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.912225] Node 0 
[  303.914625]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  303.918826] Normal: 808*4kB 
[  303.921067]  ? trace_hardirqs_on+0xbd/0x310
[  303.925624] (UME) 
[  303.928643]  ? kasan_check_read+0x11/0x20
[  303.932934] 439*8kB 
[  303.935078]  ? __run_timers+0x7da/0xc70
[  303.939195] (UME) 
[  303.941513]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.945458] 179*16kB 
[  303.947599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.953037] (UMEH) 
[  303.955444]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.959653] 64*32kB 
[  303.961880]  __run_timers+0x7e5/0xc70
[  303.966087] (UMEH) 
[  303.968412]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  303.972176] 19*64kB 
[  303.974407]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.979740] (UMEH) 
[  303.982055]  ? graph_lock+0x170/0x170
[  303.987048] 2*128kB 
[  303.989278]  ? enqueue_hrtimer+0x1a5/0x560
[  303.993060] (UM) 
[  303.995379]  ? lock_release+0x970/0x970
[  303.999587] 0*256kB 
[  304.001640]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  304.005590] 0*512kB 
[  304.007928]  ? find_held_lock+0x36/0x1c0
[  304.013088] 0*1024kB 
[  304.015403]  ? graph_lock+0x170/0x170
[  304.019437] 0*2048kB 
[  304.021844]  ? pvclock_read_flags+0x160/0x160
[  304.025623] 0*4096kB 
[  304.028026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.032497] = 13128kB
[  304.034908]  ? check_preemption_disabled+0x48/0x200
[  304.040421] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  304.042823]  ? __lock_is_held+0xb5/0x140
[  304.047815] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  304.056642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.060676] 417 total pagecache pages
[  304.069246]  ? check_preemption_disabled+0x48/0x200
[  304.074760] 0 pages in swap cache
[  304.078546]  run_timer_softirq+0x52/0xb0
[  304.083539] Swap cache stats: add 0, delete 0, find 0/0
[  304.086983]  ? rcu_read_lock_sched_held+0x108/0x120
[  304.091019] Free swap  = 0kB
[  304.096375]  __do_softirq+0x30b/0xad8
[  304.101360] Total swap = 0kB
[  304.104378]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  304.108144] 1965979 pages RAM
[  304.111157]  ? pvclock_read_flags+0x160/0x160
[  304.116233] 0 pages HighMem/MovableOnly
[  304.119371]  ? lapic_next_event+0x5a/0x90
[  304.123841] 342744 pages reserved
[  304.127810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.131930] 0 pages cma reserved
[  304.135375]  ? check_preemption_disabled+0x48/0x200
[  304.140944] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  304.144238]  ? check_preemption_disabled+0x48/0x200
[  304.144258]  ? kvm_clock_read+0x18/0x30
[  304.149355] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  304.155738]  ? kvm_sched_clock_read+0x9/0x20
[  304.160727] syz-fuzzer cpuset=
[  304.164693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.174892] /
[  304.179293]  ? check_preemption_disabled+0x48/0x200
[  304.182458]  mems_allowed=0
[  304.187993]  irq_exit+0x17f/0x1c0
[  304.201034]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.205875]  ? smp_reschedule_interrupt+0x109/0x650
[  304.210891]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.216777]  ? interrupt_entry+0xb5/0xf0
[  304.220846]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.225864]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.230882]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.235724]  ? trace_hardirqs_off+0x300/0x300
[  304.240214]  ? trace_hardirqs_off+0x300/0x300
[  304.244710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.250247]  ? check_preemption_disabled+0x48/0x200
[  304.255262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.260805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.265663]  apic_timer_interrupt+0xf/0x20
[  304.269890]  </IRQ>
[  304.272128] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  304.277059] 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
[  304.295955] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  304.303663] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  304.310932] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  304.318196] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  304.325464] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  304.332734] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  304.340038]  skb_clone+0x1bb/0x500
[  304.343584]  ? skb_split+0x11e0/0x11e0
[  304.347472]  ? preempt_notifier_register+0x200/0x200
[  304.352574]  ? __switch_to_asm+0x34/0x70
[  304.356633]  ? __switch_to_asm+0x34/0x70
[  304.360694]  ? __switch_to_asm+0x40/0x70
[  304.364749]  ? __switch_to_asm+0x34/0x70
[  304.368809]  ? __switch_to_asm+0x40/0x70
[  304.372876]  ? __switch_to_asm+0x40/0x70
[  304.376933]  ? __switch_to_asm+0x34/0x70
[  304.380989]  ? __switch_to_asm+0x34/0x70
[  304.385045]  ? __switch_to_asm+0x40/0x70
[  304.389103]  ? __switch_to_asm+0x34/0x70
[  304.393174]  bpf_clone_redirect+0xb9/0x490
[  304.397443]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  304.402462]  ? __sched_text_start+0x8/0x8
[  304.406613]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.411389]  ? find_held_lock+0x36/0x1c0
[  304.415461]  ? lock_acquire+0x1ed/0x520
[  304.419432]  ? bpf_test_run+0x32e/0x5a0
[  304.423411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.428953]  ? check_preemption_disabled+0x48/0x200
[  304.433978]  ? kasan_check_read+0x11/0x20
[  304.438126]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.443409]  ? rcu_bh_qs+0xc0/0xc0
[  304.446951]  ? preempt_schedule+0x4d/0x60
[  304.451097]  ? ___preempt_schedule+0x16/0x18
[  304.455515]  ? bpf_test_run+0x1c0/0x5a0
[  304.459503]  ? netlink_diag_dump+0x2a0/0x2a0
[  304.463918]  ? bpf_prog_test_run_skb+0x452/0xb40
[  304.468676]  ? bpf_prog_test_run_skb+0x634/0xb40
[  304.473438]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  304.478280]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  304.483817]  ? fput+0x130/0x1a0
[  304.487105]  ? __bpf_prog_get+0x9b/0x290
[  304.491171]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  304.496015]  ? bpf_prog_test_run+0x130/0x1a0
[  304.500425]  ? __x64_sys_bpf+0x3d8/0x510
[  304.504487]  ? bpf_prog_get+0x20/0x20
[  304.508309]  ? do_syscall_64+0x1b9/0x820
[  304.512386]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  304.517752]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.522682]  ? trace_hardirqs_off+0x300/0x300
[  304.527177]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  304.532195]  ? recalc_sigpending_tsk+0x180/0x180
[  304.536951]  ? kasan_check_write+0x14/0x20
[  304.541190]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.546301]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.551694] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  304.551727] rcu: INFO: rcu_preempt self-detected stall on CPU
[  304.558618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.558627] Call Trace:
[  304.573833]  <IRQ>
[  304.573849]  dump_stack+0x1c4/0x2b4
[  304.576677] rcu: 	1-...!: (205 ticks this GP) idle=8b6/1/0x4000000000000004 softirq=9194/9199 fqs=3 
[  304.578557]  ? dump_stack_print_info.cold.2+0x52/0x52
[  304.578585]  warn_alloc.cold.118+0xb7/0x1bd
[  304.578600]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.578618]  ? lock_downgrade+0x900/0x900
[  304.578640]  ? trace_hardirqs_off+0xb8/0x300
[  304.578661]  ? trace_hardirqs_off+0xb8/0x300
[  304.578682]  __alloc_pages_slowpath+0x2667/0x2d80
[  304.578724]  ? warn_alloc+0x120/0x120
[  304.578741]  ? trace_hardirqs_on+0x310/0x310
[  304.582629] rcu: 	
[  304.591898]  ? warn_alloc+0x120/0x120
[  304.597064]  (t=10639 jiffies g=10149 q=8)
[  304.601379]  ? print_usage_bug+0xc0/0xc0
[  304.606206] rcu: rcu_preempt kthread starved for 10040 jiffies! g10149 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  304.610341]  ? warn_alloc+0x120/0x120
[  304.614720] rcu: RCU grace-period kthread stack dump:
[  304.619121]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  304.623939] rcu_preempt     R
[  304.627731]  ? print_usage_bug+0xc0/0xc0
[  304.632110]   running task    
[  304.634254]  ? __lock_acquire+0x7ec/0x4ec0
[  304.638034] 22872    10      2 0x80000000
[  304.642251]  ? __lock_acquire+0x7ec/0x4ec0
[  304.646287] Call Trace:
[  304.656767]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.660552]  __schedule+0x86c/0x1ed0
[  304.665721]  ? should_fail+0x22d/0xd01
[  304.670727]  ? __sched_text_start+0x8/0x8
[  304.673812]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.677862]  ? __mod_timer+0x6f6/0x1870
[  304.681035]  ? __lock_acquire+0x7ec/0x4ec0
[  304.685261]  ? add_timer_on+0x9f0/0x9f0
[  304.689387]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.693607]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.696173]  ? __lock_acquire+0x7ec/0x4ec0
[  304.701693]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.705391]  ? should_fail+0x22d/0xd01
[  304.709264]  ? lockdep_hardirqs_on+0x421/0x5c0
[  304.713396]  ? print_usage_bug+0xc0/0xc0
[  304.718487]  ? trace_hardirqs_on+0xbd/0x310
[  304.722453]  ? mark_held_locks+0x130/0x130
[  304.726668]  ? kasan_check_read+0x11/0x20
[  304.730626]  ? mark_held_locks+0x130/0x130
[  304.735711]  ? prepare_to_swait_event+0x25a/0x800
[  304.740817]  ? graph_lock+0x170/0x170
[  304.745036]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.750124]  ? print_usage_bug+0xc0/0xc0
[  304.754002]  schedule+0xfe/0x460
[  304.758564]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.762608]  ? __schedule+0x1ed0/0x1ed0
[  304.766913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.771128]  ? prepare_to_swait_event+0x25a/0x800
[  304.775262]  ? check_preemption_disabled+0x48/0x200
[  304.779480]  ? __init_swait_queue_head+0x150/0x150
[  304.784305]  ? check_preemption_disabled+0x48/0x200
[  304.788094]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  304.793532]  ? __lock_is_held+0xb5/0x140
[  304.797574]  ? __lockdep_init_map+0x105/0x590
[  304.800930]  __alloc_pages_nodemask+0xa80/0xde0
[  304.805666]  ? lockdep_init_map+0x9/0x10
[  304.809629]  ? graph_lock+0x170/0x170
[  304.815153]  schedule_timeout+0x140/0x260
[  304.819982]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.824976]  ? usleep_range+0x1a0/0x1a0
[  304.829892]  ? graph_lock+0x170/0x170
[  304.834896]  ? __next_timer_interrupt+0x1a0/0x1a0
[  304.839985]  ? find_held_lock+0x36/0x1c0
[  304.844029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.848513]  ? ____cache_alloc_node+0x1c7/0x1e0
[  304.853162]  rcu_gp_kthread+0x9d9/0x2310
[  304.857204]  ? lock_downgrade+0x900/0x900
[  304.861005]  ? rcu_gp_init+0x1830/0x1830
[  304.865117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.870110]  ? update_curr+0x344/0xbe0
[  304.874070]  cache_grow_begin+0x91/0x8c0
[  304.877851]  ? graph_lock+0x170/0x170
[  304.882682]  ? do_raw_spin_unlock+0xa7/0x2f0
[  304.886723]  ? __account_cfs_rq_runtime+0x790/0x790
[  304.892245]  fallback_alloc+0x203/0x2e0
[  304.896896]  ? __lock_acquire+0x7ec/0x4ec0
[  304.900947]  ____cache_alloc_node+0x1c7/0x1e0
[  304.905513]  ? graph_lock+0x170/0x170
[  304.909560]  kmem_cache_alloc_node+0xe3/0x730
[  304.915080]  ? mark_held_locks+0x130/0x130
[  304.918947]  ? ipv6_get_ifaddr+0x42e/0x620
[  304.922993]  ? __lock_is_held+0xb5/0x140
[  304.926778]  __alloc_skb+0x119/0x770
[  304.931164]  ? __account_cfs_rq_runtime+0x790/0x790
[  304.936165]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.940130]  ? set_next_entity+0x30c/0xc40
[  304.944352]  ? skb_scrub_packet+0x490/0x490
[  304.948835]  ? mark_held_locks+0x130/0x130
[  304.952611]  ? lock_downgrade+0x900/0x900
[  304.957090]  ? rcu_read_lock_sched_held+0x108/0x120
[  304.961322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.965541]  ? select_task_rq_fair+0x34f0/0x34f0
[  304.969586]  ? refcount_sub_and_test_checked+0x203/0x310
[  304.973282]  ? __enqueue_entity+0x10d/0x1f0
[  304.978282]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  304.983541]  ? graph_lock+0x170/0x170
[  304.987756]  ? addrconf_rs_timer+0x6f0/0x6f0
[  304.992055]  ? lock_repin_lock+0x250/0x430
[  304.996280]  ndisc_alloc_skb+0x144/0x340
[  305.000399]  ? graph_lock+0x170/0x170
[  305.005399]  ndisc_send_rs+0x331/0x6e0
[  305.010920]  ? put_prev_task_stop+0x300/0xa10
[  305.015660]  addrconf_rs_timer+0x3c0/0x6f0
[  305.021101]  ? lock_repin_lock+0x250/0x430
[  305.025408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.030842]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.034635]  call_timer_fn+0x272/0x920
[  305.039015]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.043236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.047282]  ? lockdep_hardirqs_on+0x421/0x5c0
[  305.051065]  ? process_timeout+0x40/0x40
[  305.054937]  ? trace_hardirqs_on+0xbd/0x310
[  305.059415]  ? find_held_lock+0x36/0x1c0
[  305.063635]  ? kasan_check_read+0x11/0x20
[  305.067852]  ? mark_held_locks+0xc7/0x130
[  305.072068]  ? mark_held_locks+0x130/0x130
[  305.076548]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.080415]  ? audit_add_watch+0xae1/0xdc0
[  305.084892]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.089112]  ? kasan_check_write+0x14/0x20
[  305.093676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.097723]  ? finish_task_switch+0x2f5/0x900
[  305.102027]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  305.106070]  ? __switch_to_asm+0x40/0x70
[  305.110204]  ? trace_hardirqs_on+0xbd/0x310
[  305.114348]  ? preempt_notifier_register+0x200/0x200
[  305.118569]  ? kasan_check_read+0x11/0x20
[  305.123041]  ? __switch_to_asm+0x34/0x70
[  305.123056]  ? __switch_to_asm+0x34/0x70
[  305.127280]  ? __run_timers+0x7da/0xc70
[  305.131755]  ? __switch_to_asm+0x40/0x70
[  305.135976]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.140193]  ? __switch_to_asm+0x40/0x70
[  305.144676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.149236]  ? __switch_to_asm+0x34/0x70
[  305.153285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.157586]  ? __switch_to_asm+0x40/0x70
[  305.162672]  __run_timers+0x7e5/0xc70
[  305.166798]  ? __switch_to_asm+0x34/0x70
[  305.170851]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  305.174890]  ? __switch_to_asm+0x34/0x70
[  305.178868]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.182911]  ? __switch_to_asm+0x40/0x70
[  305.188435]  ? graph_lock+0x170/0x170
[  305.192475]  ? __switch_to_asm+0x40/0x70
[  305.196696]  ? print_usage_bug+0xc0/0xc0
[  305.200737]  ? __switch_to_asm+0x34/0x70
[  305.204959]  ? lock_release+0x970/0x970
[  305.209004]  ? __switch_to_asm+0x40/0x70
[  305.212791]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  305.216844]  ? __schedule+0x874/0x1ed0
[  305.222187]  ? find_held_lock+0x36/0x1c0
[  305.226225]  ? __switch_to_asm+0x40/0x70
[  305.231311]  ? graph_lock+0x170/0x170
[  305.235367]  ? __switch_to_asm+0x40/0x70
[  305.239181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.243228]  ? graph_lock+0x170/0x170
[  305.247278]  ? check_preemption_disabled+0x48/0x200
[  305.251327]  ? __sched_text_start+0x8/0x8
[  305.255294]  ? __lock_is_held+0xb5/0x140
[  305.259346]  ? find_held_lock+0x36/0x1c0
[  305.264526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.268399]  ? __kthread_parkme+0xce/0x1a0
[  305.272443]  ? check_preemption_disabled+0x48/0x200
[  305.276484]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.280269]  run_timer_softirq+0x52/0xb0
[  305.284313]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.289844]  ? rcu_read_lock_sched_held+0x108/0x120
[  305.289860]  __do_softirq+0x30b/0xad8
[  305.293644]  ? lockdep_hardirqs_on+0x421/0x5c0
[  305.298648]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  305.302776]  ? trace_hardirqs_on+0xbd/0x310
[  305.306819]  ? pvclock_read_flags+0x160/0x160
[  305.310870]  ? kasan_check_read+0x11/0x20
[  305.316387]  ? lapic_next_event+0x5a/0x90
[  305.320607]  ? __kthread_parkme+0xce/0x1a0
[  305.325606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.330691]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.334738]  ? check_preemption_disabled+0x48/0x200
[  305.339824]  ? kasan_check_write+0x14/0x20
[  305.344822]  ? check_preemption_disabled+0x48/0x200
[  305.348608]  ? do_raw_spin_lock+0xc1/0x200
[  305.353174]  ? kvm_clock_read+0x18/0x30
[  305.358261]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  305.362562]  ? kvm_sched_clock_read+0x9/0x20
[  305.367040]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.371173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.375304]  ? __kthread_parkme+0xfb/0x1a0
[  305.379529]  ? check_preemption_disabled+0x48/0x200
[  305.385047]  kthread+0x35a/0x420
[  305.390487]  irq_exit+0x17f/0x1c0
[  305.395480]  ? rcu_gp_init+0x1830/0x1830
[  305.399695]  smp_apic_timer_interrupt+0x1cb/0x760
[  305.404690]  ? kthread_bind+0x40/0x40
[  305.408906]  ? smp_call_function_single_interrupt+0x650/0x650
[  305.412863]  ret_from_fork+0x3a/0x50
[  305.417950]  ? interrupt_entry+0xb5/0xf0
[  305.422360] NMI backtrace for cpu 1
[  305.427884]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.484304]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.489356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.494201]  ? trace_hardirqs_off+0x300/0x300
[  305.498698]  ? trace_hardirqs_off+0x300/0x300
[  305.503194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.508745]  ? check_preemption_disabled+0x48/0x200
[  305.513761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.519308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.524180]  apic_timer_interrupt+0xf/0x20
[  305.528409]  </IRQ>
[  305.530653] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  305.535933] 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
[  305.554831] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  305.562544] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  305.569810] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  305.577081] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  305.584356] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  305.591626] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  305.598920]  ? arch_local_irq_restore+0x45/0x52
[  305.603599]  dump_stack+0x26a/0x2b4
[  305.607232]  ? dump_stack_print_info.cold.2+0x52/0x52
[  305.612426]  ? mark_held_locks+0x130/0x130
[  305.616661]  ? mark_held_locks+0x130/0x130
[  305.620905]  dump_header+0x27b/0xf72
[  305.624630]  ? pagefault_out_of_memory+0x197/0x197
[  305.629561]  ? mark_held_locks+0x130/0x130
[  305.633795]  ? __lock_acquire+0x7ec/0x4ec0
[  305.638034]  ? mem_cgroup_charge_statistics+0x780/0x780
[  305.643418]  ? print_usage_bug+0xc0/0xc0
[  305.647481]  ? print_usage_bug+0xc0/0xc0
[  305.651561]  ? graph_lock+0x170/0x170
[  305.655532]  ? graph_lock+0x170/0x170
[  305.659346]  ? print_usage_bug+0xc0/0xc0
[  305.663404]  ? print_usage_bug+0xc0/0xc0
[  305.667473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.673016]  ? find_held_lock+0x36/0x1c0
[  305.677257]  ? mark_held_locks+0xc7/0x130
[  305.681407]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.686508]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.691610]  ? lockdep_hardirqs_on+0x421/0x5c0
[  305.696193]  ? trace_hardirqs_on+0xbd/0x310
[  305.700518]  ? kasan_check_read+0x11/0x20
[  305.704667]  ? ___ratelimit+0x36f/0x655
[  305.708641]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.714095]  ? trace_hardirqs_on+0x310/0x310
[  305.718503]  ? lock_downgrade+0x900/0x900
[  305.722667]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  305.727774]  ? ___ratelimit+0xaa/0x655
[  305.731667]  ? idr_get_free+0xec0/0xec0
[  305.735644]  ? kasan_check_write+0x14/0x20
[  305.739879]  ? do_raw_spin_lock+0xc1/0x200
[  305.744123]  oom_kill_process.cold.27+0x10/0x903
[  305.748882]  ? graph_lock+0x170/0x170
[  305.752683]  ? _raw_spin_unlock+0x2c/0x50
[  305.756832]  ? oom_badness+0xe6/0xaa0
[  305.760638]  ? oom_evaluate_task+0x540/0x540
[  305.765052]  ? find_held_lock+0x36/0x1c0
[  305.769122]  ? out_of_memory+0x974/0x14c0
[  305.773273]  ? lock_downgrade+0x900/0x900
[  305.777429]  ? check_preemption_disabled+0x48/0x200
[  305.782542]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.788353]  ? kasan_check_read+0x11/0x20
[  305.792506]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.797781]  ? rcu_bh_qs+0xc0/0xc0
[  305.801340]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  305.806880]  ? oom_evaluate_task+0x302/0x540
[  305.811296]  out_of_memory+0xa86/0x14c0
[  305.815293]  ? oom_killer_disable+0x3a0/0x3a0
[  305.819799]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  305.824730]  ? __mutex_add_waiter+0x2a0/0x2a0
[  305.829236]  __alloc_pages_slowpath+0x2318/0x2d80
[  305.834111]  ? warn_alloc+0x120/0x120
[  305.837915]  ? __radix_tree_lookup+0x4c0/0x4c0
[  305.842508]  ? find_get_entry+0x2f2/0xc40
[  305.846668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.852211]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  305.857140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.862682]  ? should_fail+0x22d/0xd01
[  305.866578]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.871684]  ? __lock_is_held+0xb5/0x140
[  305.875773]  ? __lock_is_held+0xb5/0x140
[  305.879838]  ? find_held_lock+0x36/0x1c0
[  305.883909]  ? ___might_sleep+0x1ed/0x300
[  305.888056]  ? lock_release+0x970/0x970
[  305.892029]  ? arch_local_save_flags+0x40/0x40
[  305.896627]  ? __might_sleep+0x95/0x190
[  305.900605]  __alloc_pages_nodemask+0xa80/0xde0
[  305.905279]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.910296]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.916106]  ? kasan_check_read+0x11/0x20
[  305.920254]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.925533]  ? graph_lock+0x170/0x170
[  305.929348]  ? print_usage_bug+0xc0/0xc0
[  305.933413]  ? graph_lock+0x170/0x170
[  305.937209]  ? graph_lock+0x170/0x170
[  305.941008]  ? __do_page_cache_readahead+0x7ce/0x980
[  305.946119]  ? find_held_lock+0x36/0x1c0
[  305.950186]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  305.955729]  alloc_pages_current+0x10c/0x210
[  305.960139]  ? lock_downgrade+0x900/0x900
[  305.964294]  __page_cache_alloc+0x38f/0x5b0
[  305.968631]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.974427]  ? kasan_check_read+0x11/0x20
[  305.978576]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.983861]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  305.988534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.994075]  ? check_preemption_disabled+0x48/0x200
[  305.999106]  filemap_fault+0x1594/0x25f0
[  306.003182]  ? __lock_page_or_retry+0xa00/0xa00
[  306.007850]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.013649]  ? kasan_check_read+0x11/0x20
[  306.017802]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.023083]  ? rcu_bh_qs+0xc0/0xc0
[  306.026639]  ? print_usage_bug+0xc0/0xc0
[  306.030711]  ? filemap_map_pages+0xdea/0x1980
[  306.035215]  ? print_usage_bug+0xc0/0xc0
[  306.039290]  ? find_get_pages_range_tag+0x1320/0x1320
[  306.044496]  ? print_usage_bug+0xc0/0xc0
[  306.048557]  ? __lock_acquire+0x7ec/0x4ec0
[  306.052790]  ? graph_lock+0x170/0x170
[  306.056596]  ? __sigqueue_free.part.27+0x7d/0xa0
[  306.061360]  ? __lock_acquire+0x7ec/0x4ec0
[  306.065612]  ? lock_acquire+0x1ed/0x520
[  306.069585]  ? ext4_filemap_fault+0x7a/0xad
[  306.073915]  ? lock_release+0x970/0x970
[  306.077892]  ? arch_local_save_flags+0x40/0x40
[  306.082474]  ? mark_held_locks+0x130/0x130
[  306.086720]  ? down_read+0xb0/0x1d0
[  306.090357]  ? ext4_filemap_fault+0x7a/0xad
[  306.094677]  ? __down_interruptible+0x700/0x700
[  306.099362]  ? graph_lock+0x170/0x170
[  306.103165]  ? __sigqueue_free.part.27+0x7d/0xa0
[  306.107935]  ext4_filemap_fault+0x82/0xad
[  306.112090]  __do_fault+0x100/0x6b0
[  306.115725]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.121009]  ? print_bad_pte+0x6c0/0x6c0
[  306.125080]  ? pmd_val+0x88/0x100
[  306.128536]  ? add_mm_counter_fast+0xd0/0xd0
[  306.132941]  ? pmd_val+0x88/0x100
[  306.136396]  ? add_mm_counter_fast+0xd0/0xd0
[  306.140807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.146364]  __handle_mm_fault+0x3709/0x53e0
[  306.150781]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  306.155623]  ? graph_lock+0x170/0x170
[  306.159428]  ? print_usage_bug+0xc0/0xc0
[  306.163496]  ? graph_lock+0x170/0x170
[  306.167300]  ? graph_lock+0x170/0x170
[  306.171148]  ? handle_mm_fault+0x42a/0xc70
[  306.175392]  ? lock_downgrade+0x900/0x900
[  306.179545]  ? check_preemption_disabled+0x48/0x200
[  306.184571]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.190383]  ? kasan_check_read+0x11/0x20
[  306.194531]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.199812]  ? rcu_bh_qs+0xc0/0xc0
[  306.203356]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.208810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.214361]  ? check_preemption_disabled+0x48/0x200
[  306.219385]  handle_mm_fault+0x54f/0xc70
[  306.223452]  ? __handle_mm_fault+0x53e0/0x53e0
[  306.228034]  ? find_vma+0x34/0x190
[  306.231579]  __do_page_fault+0x67d/0xed0
[  306.235647]  ? mm_fault_error+0x380/0x380
[  306.239801]  ? syscall_slow_exit_work+0x520/0x520
[  306.244654]  do_page_fault+0xf2/0x7e0
[  306.248456]  ? vmalloc_sync_all+0x30/0x30
[  306.252606]  ? error_entry+0x70/0xd0
[  306.256334]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.261357]  ? trace_hardirqs_on_caller+0xc0/0x300
[  306.266289]  ? syscall_return_slowpath+0x5e0/0x5e0
[  306.271231]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.276077]  ? trace_hardirqs_off+0x300/0x300
[  306.280573]  ? trace_hardirqs_off_caller+0x300/0x300
[  306.285855]  ? prepare_exit_to_usermode+0x291/0x3b0
[  306.290871]  ? page_fault+0x8/0x30
[  306.294422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.299291]  ? page_fault+0x8/0x30
[  306.302850]  page_fault+0x1e/0x30
[  306.306302] RIP: 0033:0x45db60
[  306.309518] Code: Bad RIP value.
[  306.312877] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  306.318243] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  306.325507] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  306.332947] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  306.340213] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  306.347475] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  306.354764] warn_alloc_show_mem: 1 callbacks suppressed
[  306.354776] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  306.354778] Mem-Info:
[  306.354809] active_anon:38738 inactive_anon:372 isolated_anon:0
[  306.354809]  active_file:16 inactive_file:22 isolated_file:0
[  306.354809]  unevictable:0 dirty:0 writeback:0 unstable:0
[  306.354809]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  306.354809]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  306.354809]  free:13555 free_pcp:233 free_cma:0
[  306.360148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.367350] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  306.369740] Call Trace:
[  306.402607] Node 0 
[  306.411953]  <IRQ>
[  306.439815] 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
[  306.442375]  dump_stack+0x1c4/0x2b4
[  306.444588] lowmem_reserve[]:
[  306.446735]  ? dump_stack_print_info.cold.2+0x52/0x52
[  306.472211]  0
[  306.475843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.478913]  2817
[  306.484093]  ? trace_hardirqs_off+0xb8/0x300
[  306.485891]  6321
[  306.491439]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  306.493475]  6321
[  306.497875]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  306.504568]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  306.506604] Node 0 
[  306.511788]  arch_trigger_cpumask_backtrace+0x14/0x20
[  306.517058] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  306.519269]  rcu_dump_cpu_stacks+0x175/0x1c2
[  306.524424] lowmem_reserve[]: 0
[  306.551418]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.555801]  0
[  306.559076]  print_cpu_stall.cold.78+0x2d3/0x524
[  306.564058]  3503
[  306.565862]  ? rcu_dynticks_snap+0x30/0x30
[  306.570584]  3503
[  306.572643]  ? check_preemption_disabled+0x48/0x200
[  306.578904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.583891] Node 0 
[  306.589421]  ? check_preemption_disabled+0x48/0x200
[  306.589457] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  306.591664]  ? check_preemption_disabled+0x48/0x200
[  306.596648] lowmem_reserve[]: 0
[  306.625117]  ? rcu_test_sync_prims+0x30/0x30
[  306.630106]  0
[  306.633383]  ? __lock_is_held+0xb5/0x140
[  306.637763]  0
[  306.639573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.643602]  0
[  306.645408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.650919] Node 0 
[  306.652720]  ? check_preemption_disabled+0x48/0x200
[  306.658224] DMA: 1*4kB 
[  306.660472]  rcu_check_callbacks+0xfd9/0x1990
[  306.665458] (U) 
[  306.668050]  ? rcu_cpu_stall_reset+0x220/0x220
[  306.672511] 0*8kB 
[  306.674480]  ? lock_release+0x970/0x970
[  306.679036] 0*16kB 
[  306.681185]  ? graph_lock+0x170/0x170
[  306.685127] 1*32kB 
[  306.687354]  ? graph_lock+0x170/0x170
[  306.691130] (U) 
[  306.693370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.697146] 2*64kB 
[  306.699113]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  306.704625] (U) 
[  306.706859]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  306.711414] 1*128kB 
[  306.713398]  ? graph_lock+0x170/0x170
[  306.719591] (U) 
[  306.721913]  ? timekeeping_advance+0x3cc/0xc00
[  306.725686] 1*256kB 
[  306.727657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.732208] (U) 
[  306.734526]  ? check_preemption_disabled+0x48/0x200
[  306.740035] 0*512kB 
[  306.742002]  ? check_preemption_disabled+0x48/0x200
[  306.746990] 1*1024kB 
[  306.749315]  ? trace_hardirqs_off+0xb8/0x300
[  306.754324] (U) 
[  306.756728]  ? __lock_is_held+0xb5/0x140
[  306.761138] 1*2048kB 
[  306.763107]  ? trace_hardirqs_on+0x310/0x310
[  306.767140] (M) 
[  306.769565]  ? check_preemption_disabled+0x48/0x200
[  306.773944] 3*4096kB 
[  306.775915]  ? raise_softirq+0x199/0x420
[  306.780898] (M) 
[  306.783304]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  306.787351] = 15908kB
[  306.789331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.793971] Node 0 
[  306.796376]  ? check_preemption_disabled+0x48/0x200
[  306.801885] DMA32: 
[  306.804118]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  306.809130] 2*4kB 
[  306.811360]  ? hrtimer_run_queues+0x9a/0x400
[  306.816886] (M) 
[  306.819032]  ? run_local_timers+0x19b/0x230
[  306.823413] 1*8kB 
[  306.825379]  ? timer_clear_idle+0x90/0x90
[  306.829676] (U) 
[  306.831824]  ? debug_smp_processor_id+0x1c/0x20
[  306.835949] 3*16kB 
[  306.837919]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  306.842560] (M) 
[  306.844792]  ? account_process_tick+0x282/0x350
[  306.850737] 2*32kB 
[  306.852709]  update_process_times+0x2d/0x70
[  306.857354] (UM) 
[  306.859586]  tick_sched_handle+0x9f/0x180
[  306.863887] 2*64kB 
[  306.865942]  tick_sched_timer+0x45/0x130
[  306.870080] (M) 
[  306.872309]  __hrtimer_run_queues+0x41c/0x10d0
[  306.876361] 3*128kB 
[  306.878339]  ? tick_sched_do_timer+0x1a0/0x1a0
[  306.882897] (M) 
[  306.885216]  ? hrtimer_start_range_ns+0xe00/0xe00
[  306.889769] 2*256kB (M) 
[  306.891749]  ? pvclock_read_flags+0x160/0x160
[  306.896562] 3*512kB 
[  306.899224]  ? trace_hardirqs_on+0x310/0x310
[  306.903694] (M) 
[  306.906009]  ? graph_lock+0x170/0x170
[  306.910388] 4*1024kB 
[  306.912359]  ? kvm_clock_read+0x18/0x30
[  306.916125] (UM) 
[  306.918528]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  306.922477] 3*2048kB 
[  306.924535]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  306.929525] (UM) 
[  306.931930]  ? do_timer+0x50/0x50
[  306.937258] 3*4096kB (M) 
[  306.939333]  ? trace_hardirqs_on+0x310/0x310
[  306.942767] = 25216kB
[  306.945517]  ? do_raw_spin_lock+0xc1/0x200
[  306.949897] Node 0 
[  306.952302]  hrtimer_interrupt+0x313/0x780
[  306.956509] Normal: 
[  306.958755]  smp_apic_timer_interrupt+0x1a1/0x760
[  306.962946] 808*4kB 
[  306.965444]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.970260] (UME) 
[  306.972575]  ? interrupt_entry+0xb5/0xf0
[  306.978432] 439*8kB 
[  306.980579]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.984608] (UME) 
[  306.986933]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.991921] 179*16kB 
[  306.994066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.998703] (UMEH) 
[  307.001105]  ? trace_hardirqs_off+0x300/0x300
[  307.005921] 64*32kB 
[  307.008156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.012616] (UMEH) 
[  307.014937]  apic_timer_interrupt+0xf/0x20
[  307.019751] 19*64kB 
[  307.021980] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  307.026185] (UMEH) 
[  307.028502] 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
[  307.033834] 2*128kB (UM) 
[  307.036065] RSP: 0000:ffff8801daf07450 EFLAGS: 00000282
[  307.054949] 0*256kB 
[  307.057691]  ORIG_RAX: ffffffffffffff13
[  307.063035] 0*512kB 
[  307.065359] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003897b5b9
[  307.069310] 0*1024kB 
[  307.071629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  307.078880] 0*2048kB 
[  307.081279] RBP: ffff8801daf074c0 R08: ffff8801c4bdadc8 R09: 0000000000000002
[  307.088540] 0*4096kB 
[  307.090936] R10: 0000000000000000 R11: ffff8801c4bda500 R12: ffff8801d9be7680
[  307.098184] = 13128kB
[  307.100582] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000282
[  307.107845] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  307.110243]  ? apic_timer_interrupt+0xa/0x20
[  307.117489] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  307.126353]  ? ipv6_get_ifaddr+0x42e/0x620
[  307.130724] 417 total pagecache pages
[  307.139295]  __alloc_skb+0x119/0x770
[  307.143507] 0 pages in swap cache
[  307.147299]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.150988] Swap cache stats: add 0, delete 0, find 0/0
[  307.154431]  ? skb_scrub_packet+0x490/0x490
[  307.159680] Free swap  = 0kB
[  307.165032]  ? lock_downgrade+0x900/0x900
[  307.169335] Total swap = 0kB
[  307.172357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.176478] 1965979 pages RAM
[  307.179488]  ? refcount_sub_and_test_checked+0x203/0x310
[  307.184999] 0 pages HighMem/MovableOnly
[  307.188095]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  307.193517] 342744 pages reserved
[  307.197484]  ? addrconf_rs_timer+0x6f0/0x6f0
[  307.202907] 0 pages cma reserved
[  307.206367]  ndisc_alloc_skb+0x144/0x340
[  307.210803] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  307.214098]  ndisc_send_rs+0x331/0x6e0
[  307.218191] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  307.224617]  addrconf_rs_timer+0x3c0/0x6f0
[  307.228570] syz-fuzzer cpuset=
[  307.238791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.242998] /
[  307.246190]  call_timer_fn+0x272/0x920
[  307.250400]  mems_allowed=0
[  307.252108]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.263117]  ? process_timeout+0x40/0x40
[  307.267177]  ? find_held_lock+0x36/0x1c0
[  307.271247]  ? __run_timers+0x7da/0xc70
[  307.275223]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.279717]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.284210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.288443]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  307.293030]  ? trace_hardirqs_on+0xbd/0x310
[  307.297354]  ? kasan_check_read+0x11/0x20
[  307.301502]  ? __run_timers+0x7da/0xc70
[  307.305652]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.311110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.315356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.319593]  __run_timers+0x7e5/0xc70
[  307.323418]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  307.328786]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.333807]  ? graph_lock+0x170/0x170
[  307.337614]  ? enqueue_hrtimer+0x1a5/0x560
[  307.341854]  ? lock_release+0x970/0x970
[  307.346059]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  307.351256]  ? find_held_lock+0x36/0x1c0
[  307.355329]  ? graph_lock+0x170/0x170
[  307.359134]  ? pvclock_read_flags+0x160/0x160
[  307.363632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.369169]  ? check_preemption_disabled+0x48/0x200
[  307.374199]  ? __lock_is_held+0xb5/0x140
[  307.378264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.383801]  ? check_preemption_disabled+0x48/0x200
[  307.388836]  run_timer_softirq+0x52/0xb0
[  307.392896]  ? rcu_read_lock_sched_held+0x108/0x120
[  307.397916]  __do_softirq+0x30b/0xad8
[  307.401734]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  307.406849]  ? pvclock_read_flags+0x160/0x160
[  307.411350]  ? lapic_next_event+0x5a/0x90
[  307.415501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.421040]  ? check_preemption_disabled+0x48/0x200
[  307.426057]  ? check_preemption_disabled+0x48/0x200
[  307.431082]  ? kvm_clock_read+0x18/0x30
[  307.435057]  ? kvm_sched_clock_read+0x9/0x20
[  307.439465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.445001]  ? check_preemption_disabled+0x48/0x200
[  307.450029]  irq_exit+0x17f/0x1c0
[  307.453482]  smp_apic_timer_interrupt+0x1cb/0x760
[  307.458334]  ? smp_reschedule_interrupt+0x109/0x650
[  307.463360]  ? smp_call_function_single_interrupt+0x650/0x650
[  307.469245]  ? interrupt_entry+0xb5/0xf0
[  307.473309]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.478345]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.483362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.488203]  ? trace_hardirqs_off+0x300/0x300
[  307.492697]  ? trace_hardirqs_off+0x300/0x300
[  307.497193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.502994]  ? check_preemption_disabled+0x48/0x200
[  307.508010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.513560]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.518412]  apic_timer_interrupt+0xf/0x20
[  307.522638]  </IRQ>
[  307.524877] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  307.529808] 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
[  307.548713] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  307.556421] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  307.563685] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  307.570955] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  307.578220] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  307.585488] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  307.592798]  skb_clone+0x1bb/0x500
[  307.596351]  ? skb_split+0x11e0/0x11e0
[  307.600246]  ? preempt_notifier_register+0x200/0x200
[  307.605358]  ? __switch_to_asm+0x34/0x70
[  307.609512]  ? __switch_to_asm+0x34/0x70
[  307.613570]  ? __switch_to_asm+0x40/0x70
[  307.617630]  ? __switch_to_asm+0x34/0x70
[  307.621688]  ? __switch_to_asm+0x40/0x70
[  307.625745]  ? __switch_to_asm+0x40/0x70
[  307.629805]  ? __switch_to_asm+0x34/0x70
[  307.633872]  ? __switch_to_asm+0x34/0x70
[  307.637932]  ? __switch_to_asm+0x40/0x70
[  307.641992]  ? __switch_to_asm+0x34/0x70
[  307.646060]  bpf_clone_redirect+0xb9/0x490
[  307.650307]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  307.655347]  ? __sched_text_start+0x8/0x8
[  307.659501]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.664269]  ? find_held_lock+0x36/0x1c0
[  307.668349]  ? lock_acquire+0x1ed/0x520
[  307.672414]  ? bpf_test_run+0x32e/0x5a0
[  307.676889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.682434]  ? check_preemption_disabled+0x48/0x200
[  307.687459]  ? kasan_check_read+0x11/0x20
[  307.691611]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.696887]  ? rcu_bh_qs+0xc0/0xc0
[  307.700429]  ? preempt_schedule+0x4d/0x60
[  307.704580]  ? ___preempt_schedule+0x16/0x18
[  307.708997]  ? bpf_test_run+0x1c0/0x5a0
[  307.712982]  ? netlink_diag_dump+0x2a0/0x2a0
[  307.717391]  ? bpf_prog_test_run_skb+0x452/0xb40
[  307.722153]  ? bpf_prog_test_run_skb+0x634/0xb40
[  307.726917]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  307.731764]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  307.737300]  ? fput+0x130/0x1a0
[  307.740591]  ? __bpf_prog_get+0x9b/0x290
[  307.744657]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  307.749497]  ? bpf_prog_test_run+0x130/0x1a0
[  307.753908]  ? __x64_sys_bpf+0x3d8/0x510
[  307.757969]  ? bpf_prog_get+0x20/0x20
[  307.761791]  ? do_syscall_64+0x1b9/0x820
[  307.765858]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  307.771228]  ? syscall_return_slowpath+0x5e0/0x5e0
[  307.776163]  ? trace_hardirqs_off+0x300/0x300
[  307.780661]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  307.785675]  ? recalc_sigpending_tsk+0x180/0x180
[  307.790441]  ? kasan_check_write+0x14/0x20
[  307.794681]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.799535]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  307.804919] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  307.805300] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  307.811849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.811854] Call Trace:
[  307.811860]  <IRQ>
[  307.811876]  dump_stack+0x1c4/0x2b4
[  307.811892]  ? dump_stack_print_info.cold.2+0x52/0x52
[  307.818423] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  307.827720]  warn_alloc.cold.118+0xb7/0x1bd
[  307.830275] syz-executor7 cpuset=
[  307.832423]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  307.836026] syz7
[  307.841207]  ? lock_downgrade+0x900/0x900
[  307.851670]  mems_allowed=0
[  307.855986]  ? trace_hardirqs_off+0xb8/0x300
[  307.877655]  ? trace_hardirqs_off+0xb8/0x300
[  307.882071]  __alloc_pages_slowpath+0x2667/0x2d80
[  307.886942]  ? warn_alloc+0x120/0x120
[  307.890751]  ? warn_alloc+0x120/0x120
[  307.894557]  ? print_usage_bug+0xc0/0xc0
[  307.898620]  ? warn_alloc+0x120/0x120
[  307.902422]  ? print_usage_bug+0xc0/0xc0
[  307.906483]  ? __lock_acquire+0x7ec/0x4ec0
[  307.910717]  ? __lock_acquire+0x7ec/0x4ec0
[  307.914956]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.920495]  ? should_fail+0x22d/0xd01
[  307.924388]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.929491]  ? __lock_acquire+0x7ec/0x4ec0
[  307.933731]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.938834]  ? __lock_acquire+0x7ec/0x4ec0
[  307.943069]  ? should_fail+0x22d/0xd01
[  307.946968]  ? mark_held_locks+0x130/0x130
[  307.951208]  ? mark_held_locks+0x130/0x130
[  307.955444]  ? graph_lock+0x170/0x170
[  307.959258]  ? graph_lock+0x170/0x170
[  307.963069]  ? graph_lock+0x170/0x170
[  307.966870]  ? print_usage_bug+0xc0/0xc0
[  307.970928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.976464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.982001]  ? check_preemption_disabled+0x48/0x200
[  307.987017]  ? check_preemption_disabled+0x48/0x200
[  307.992044]  ? __lock_is_held+0xb5/0x140
[  307.996115]  __alloc_pages_nodemask+0xa80/0xde0
[  308.000783]  ? graph_lock+0x170/0x170
[  308.004587]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  308.009597]  ? graph_lock+0x170/0x170
[  308.013407]  ? find_held_lock+0x36/0x1c0
[  308.017476]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.022145]  ? lock_downgrade+0x900/0x900
[  308.026297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.031855]  cache_grow_begin+0x91/0x8c0
[  308.035918]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.040350]  fallback_alloc+0x203/0x2e0
[  308.044348]  ____cache_alloc_node+0x1c7/0x1e0
[  308.048854]  kmem_cache_alloc_node+0xe3/0x730
[  308.053363]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.057607]  __alloc_skb+0x119/0x770
[  308.061335]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.066618]  ? skb_scrub_packet+0x490/0x490
[  308.070940]  ? lock_downgrade+0x900/0x900
[  308.075099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.080639]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.086092]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.091541]  ? addrconf_rs_timer+0x6f0/0x6f0
[  308.095965]  ndisc_alloc_skb+0x144/0x340
[  308.100030]  ndisc_send_rs+0x331/0x6e0
[  308.103936]  addrconf_rs_timer+0x3c0/0x6f0
[  308.108178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.112426]  call_timer_fn+0x272/0x920
[  308.116313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.120565]  ? process_timeout+0x40/0x40
[  308.124622]  ? find_held_lock+0x36/0x1c0
[  308.128689]  ? mark_held_locks+0xc7/0x130
[  308.132841]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.137359]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.141900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.146136]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  308.150720]  ? trace_hardirqs_on+0xbd/0x310
[  308.155042]  ? kasan_check_read+0x11/0x20
[  308.159193]  ? __run_timers+0x7da/0xc70
[  308.163172]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.168628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.172872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.177109]  __run_timers+0x7e5/0xc70
[  308.180927]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.186293]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.191327]  ? graph_lock+0x170/0x170
[  308.195140]  ? print_usage_bug+0xc0/0xc0
[  308.199200]  ? lock_release+0x970/0x970
[  308.203178]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.208373]  ? find_held_lock+0x36/0x1c0
[  308.212437]  ? graph_lock+0x170/0x170
[  308.216238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.221775]  ? check_preemption_disabled+0x48/0x200
[  308.226799]  ? __lock_is_held+0xb5/0x140
[  308.230860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.236395]  ? check_preemption_disabled+0x48/0x200
[  308.241416]  run_timer_softirq+0x52/0xb0
[  308.245476]  ? rcu_read_lock_sched_held+0x108/0x120
[  308.250493]  __do_softirq+0x30b/0xad8
[  308.254308]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  308.259435]  ? pvclock_read_flags+0x160/0x160
[  308.263930]  ? lapic_next_event+0x5a/0x90
[  308.268078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.273619]  ? check_preemption_disabled+0x48/0x200
[  308.278719]  ? check_preemption_disabled+0x48/0x200
[  308.283741]  ? kvm_clock_read+0x18/0x30
[  308.287719]  ? kvm_sched_clock_read+0x9/0x20
[  308.292126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.297664]  ? check_preemption_disabled+0x48/0x200
[  308.302690]  irq_exit+0x17f/0x1c0
[  308.306144]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.310987]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.316869]  ? interrupt_entry+0xb5/0xf0
[  308.320933]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.325949]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.330964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.335806]  ? trace_hardirqs_off+0x300/0x300
[  308.340301]  ? trace_hardirqs_off+0x300/0x300
[  308.344808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.350356]  ? check_preemption_disabled+0x48/0x200
[  308.355458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.361003]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.365855]  apic_timer_interrupt+0xf/0x20
[  308.370085]  </IRQ>
[  308.372338] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  308.377615] 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
[  308.396511] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  308.404218] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  308.411485] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  308.418748] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  308.426011] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  308.433279] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  308.440568]  ? arch_local_irq_restore+0x45/0x52
[  308.445245]  dump_stack+0x26a/0x2b4
[  308.448872]  ? dump_stack_print_info.cold.2+0x52/0x52
[  308.454069]  ? mark_held_locks+0x130/0x130
[  308.458303]  ? mark_held_locks+0x130/0x130
[  308.462554]  dump_header+0x27b/0xf72
[  308.466280]  ? pagefault_out_of_memory+0x197/0x197
[  308.471217]  ? mark_held_locks+0x130/0x130
[  308.475451]  ? __lock_acquire+0x7ec/0x4ec0
[  308.479689]  ? mem_cgroup_charge_statistics+0x780/0x780
[  308.485052]  ? print_usage_bug+0xc0/0xc0
[  308.489110]  ? print_usage_bug+0xc0/0xc0
[  308.493178]  ? graph_lock+0x170/0x170
[  308.496974]  ? graph_lock+0x170/0x170
[  308.500773]  ? print_usage_bug+0xc0/0xc0
[  308.504836]  ? print_usage_bug+0xc0/0xc0
[  308.508908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.514449]  ? find_held_lock+0x36/0x1c0
[  308.518520]  ? mark_held_locks+0xc7/0x130
[  308.522669]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  308.527788]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  308.532894]  ? lockdep_hardirqs_on+0x421/0x5c0
[  308.537480]  ? trace_hardirqs_on+0xbd/0x310
[  308.541804]  ? kasan_check_read+0x11/0x20
[  308.546302]  ? ___ratelimit+0x36f/0x655
[  308.550291]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.555754]  ? trace_hardirqs_on+0x310/0x310
[  308.560161]  ? lock_downgrade+0x900/0x900
[  308.564326]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  308.569437]  ? ___ratelimit+0xaa/0x655
[  308.573345]  ? idr_get_free+0xec0/0xec0
[  308.577337]  ? kasan_check_write+0x14/0x20
[  308.581573]  ? do_raw_spin_lock+0xc1/0x200
[  308.585820]  oom_kill_process.cold.27+0x10/0x903
[  308.590580]  ? graph_lock+0x170/0x170
[  308.594385]  ? _raw_spin_unlock+0x2c/0x50
[  308.598534]  ? oom_badness+0xe6/0xaa0
[  308.602355]  ? oom_evaluate_task+0x540/0x540
[  308.606773]  ? find_held_lock+0x36/0x1c0
[  308.610842]  ? out_of_memory+0x974/0x14c0
[  308.614989]  ? lock_downgrade+0x900/0x900
[  308.619141]  ? check_preemption_disabled+0x48/0x200
[  308.624427]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  308.630225]  ? kasan_check_read+0x11/0x20
[  308.634374]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.639651]  ? rcu_bh_qs+0xc0/0xc0
[  308.643198]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  308.648731]  ? oom_evaluate_task+0x302/0x540
[  308.653147]  out_of_memory+0xa86/0x14c0
[  308.657129]  ? oom_killer_disable+0x3a0/0x3a0
[  308.661625]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  308.666560]  ? __mutex_add_waiter+0x2a0/0x2a0
[  308.671068]  __alloc_pages_slowpath+0x2318/0x2d80
[  308.675939]  ? warn_alloc+0x120/0x120
[  308.679741]  ? __radix_tree_lookup+0x4c0/0x4c0
[  308.684345]  ? find_get_entry+0x2f2/0xc40
[  308.688502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.694041]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  308.698971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.704508]  ? should_fail+0x22d/0xd01
[  308.708402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.713502]  ? __lock_is_held+0xb5/0x140
[  308.717590]  ? __lock_is_held+0xb5/0x140
[  308.721655]  ? find_held_lock+0x36/0x1c0
[  308.725722]  ? ___might_sleep+0x1ed/0x300
[  308.729869]  ? lock_release+0x970/0x970
[  308.733845]  ? arch_local_save_flags+0x40/0x40
[  308.738438]  ? __might_sleep+0x95/0x190
[  308.742422]  __alloc_pages_nodemask+0xa80/0xde0
[  308.747096]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  308.752114]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  308.757910]  ? kasan_check_read+0x11/0x20
[  308.762060]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.767354]  ? graph_lock+0x170/0x170
[  308.771158]  ? print_usage_bug+0xc0/0xc0
[  308.775225]  ? graph_lock+0x170/0x170
[  308.779023]  ? graph_lock+0x170/0x170
[  308.782825]  ? __do_page_cache_readahead+0x7ce/0x980
[  308.787934]  ? find_held_lock+0x36/0x1c0
[  308.792002]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  308.797541]  alloc_pages_current+0x10c/0x210
[  308.801946]  ? lock_downgrade+0x900/0x900
[  308.806097]  __page_cache_alloc+0x38f/0x5b0
[  308.810423]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  308.816219]  ? kasan_check_read+0x11/0x20
[  308.820372]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.825651]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  308.830336]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.835880]  ? check_preemption_disabled+0x48/0x200
[  308.840905]  filemap_fault+0x1594/0x25f0
[  308.844978]  ? __lock_page_or_retry+0xa00/0xa00
[  308.849649]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  308.855445]  ? kasan_check_read+0x11/0x20
[  308.859592]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.864872]  ? rcu_bh_qs+0xc0/0xc0
[  308.868415]  ? print_usage_bug+0xc0/0xc0
[  308.872480]  ? filemap_map_pages+0xdea/0x1980
[  308.876986]  ? print_usage_bug+0xc0/0xc0
[  308.881059]  ? find_get_pages_range_tag+0x1320/0x1320
[  308.886246]  ? print_usage_bug+0xc0/0xc0
[  308.890307]  ? __lock_acquire+0x7ec/0x4ec0
[  308.894551]  ? graph_lock+0x170/0x170
[  308.898364]  ? __sigqueue_free.part.27+0x7d/0xa0
[  308.903126]  ? __lock_acquire+0x7ec/0x4ec0
[  308.907382]  ? lock_acquire+0x1ed/0x520
[  308.911361]  ? ext4_filemap_fault+0x7a/0xad
[  308.915687]  ? lock_release+0x970/0x970
[  308.919664]  ? arch_local_save_flags+0x40/0x40
[  308.924250]  ? mark_held_locks+0x130/0x130
[  308.928494]  ? down_read+0xb0/0x1d0
[  308.932119]  ? ext4_filemap_fault+0x7a/0xad
[  308.936446]  ? __down_interruptible+0x700/0x700
[  308.941119]  ? graph_lock+0x170/0x170
[  308.944916]  ? __sigqueue_free.part.27+0x7d/0xa0
[  308.949684]  ext4_filemap_fault+0x82/0xad
[  308.953834]  __do_fault+0x100/0x6b0
[  308.957466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.962743]  ? print_bad_pte+0x6c0/0x6c0
[  308.966807]  ? pmd_val+0x88/0x100
[  308.970262]  ? add_mm_counter_fast+0xd0/0xd0
[  308.974669]  ? pmd_val+0x88/0x100
[  308.978121]  ? add_mm_counter_fast+0xd0/0xd0
[  308.982537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.988080]  __handle_mm_fault+0x3709/0x53e0
[  308.992499]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  308.997349]  ? graph_lock+0x170/0x170
[  309.001149]  ? print_usage_bug+0xc0/0xc0
[  309.005215]  ? graph_lock+0x170/0x170
[  309.009016]  ? graph_lock+0x170/0x170
[  309.012835]  ? handle_mm_fault+0x42a/0xc70
[  309.017070]  ? lock_downgrade+0x900/0x900
[  309.021219]  ? check_preemption_disabled+0x48/0x200
[  309.026244]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.032045]  ? kasan_check_read+0x11/0x20
[  309.036194]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.041468]  ? rcu_bh_qs+0xc0/0xc0
[  309.045011]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.050462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.056004]  ? check_preemption_disabled+0x48/0x200
[  309.061025]  handle_mm_fault+0x54f/0xc70
[  309.065093]  ? __handle_mm_fault+0x53e0/0x53e0
[  309.069676]  ? find_vma+0x34/0x190
[  309.073222]  __do_page_fault+0x67d/0xed0
[  309.077289]  ? mm_fault_error+0x380/0x380
[  309.081454]  ? syscall_slow_exit_work+0x520/0x520
[  309.086304]  do_page_fault+0xf2/0x7e0
[  309.090120]  ? vmalloc_sync_all+0x30/0x30
[  309.094270]  ? error_entry+0x70/0xd0
[  309.097985]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.103000]  ? trace_hardirqs_on_caller+0xc0/0x300
[  309.107931]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.112860]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.117706]  ? trace_hardirqs_off+0x300/0x300
[  309.122203]  ? trace_hardirqs_off_caller+0x300/0x300
[  309.127312]  ? prepare_exit_to_usermode+0x291/0x3b0
[  309.132356]  ? page_fault+0x8/0x30
[  309.135899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.141363]  ? page_fault+0x8/0x30
[  309.144904]  page_fault+0x1e/0x30
[  309.148359] RIP: 0033:0x45db60
[  309.151554] Code: Bad RIP value.
[  309.154912] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  309.160278] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  309.167548] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  309.174815] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  309.182084] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  309.189355] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  309.196651] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  309.196653] Mem-Info:
[  309.196684] active_anon:38738 inactive_anon:372 isolated_anon:0
[  309.196684]  active_file:16 inactive_file:22 isolated_file:0
[  309.196684]  unevictable:0 dirty:0 writeback:0 unstable:0
[  309.196684]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  309.196684]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  309.196684]  free:13555 free_pcp:233 free_cma:0
[  309.203842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.203850] Call Trace:
[  309.206295] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  309.239138]  <IRQ>
[  309.248480] Node 0 
[  309.251059]  dump_stack+0x1c4/0x2b4
[  309.278727] 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
[  309.280852]  ? dump_stack_print_info.cold.2+0x52/0x52
[  309.283066] lowmem_reserve[]:
[  309.286699]  warn_alloc.cold.118+0xb7/0x1bd
[  309.312167]  0
[  309.317356]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.320434]  2817
[  309.324747]  ? lock_downgrade+0x900/0x900
[  309.326522]  6321
[  309.331365]  ? trace_hardirqs_off+0xb8/0x300
[  309.333399]  6321
[  309.337544]  ? trace_hardirqs_off+0xb8/0x300
[  309.343985]  __alloc_pages_slowpath+0x2667/0x2d80
[  309.346017] Node 0 
[  309.350443]  ? warn_alloc+0x120/0x120
[  309.355258] DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  309.357464]  ? warn_alloc+0x120/0x120
[  309.361239] lowmem_reserve[]:
[  309.387951]  ? print_usage_bug+0xc0/0xc0
[  309.391728]  0
[  309.394823]  ? warn_alloc+0x120/0x120
[  309.398878]  0
[  309.400676]  ? print_usage_bug+0xc0/0xc0
[  309.404448]  3503
[  309.406253]  ? __lock_acquire+0x7ec/0x4ec0
[  309.410345]  3503
[  309.412406]  ? __lock_acquire+0x7ec/0x4ec0
[  309.416617] Node 0 
[  309.418675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.422904] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  309.425109]  ? should_fail+0x22d/0xd01
[  309.430619] lowmem_reserve[]:
[  309.458988]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.462847]  0
[  309.465948]  ? __lock_acquire+0x7ec/0x4ec0
[  309.471020]  0
[  309.472820]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.477024]  0
[  309.478822]  ? __lock_acquire+0x7ec/0x4ec0
[  309.483896]  0
[  309.485691]  ? should_fail+0x22d/0xd01
[  309.489899] Node 0 
[  309.491699]  ? mark_held_locks+0x130/0x130
[  309.495562] DMA: 
[  309.497796]  ? mark_held_locks+0x130/0x130
[  309.502003] 1*4kB 
[  309.504058]  ? graph_lock+0x170/0x170
[  309.508267] (U) 
[  309.510409]  ? graph_lock+0x170/0x170
[  309.514177] 0*8kB 0*16kB 
[  309.516155]  ? graph_lock+0x170/0x170
[  309.519933] 1*32kB 
[  309.522681]  ? print_usage_bug+0xc0/0xc0
[  309.526454] (U) 
[  309.528693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.532723] 2*64kB 
[  309.534693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.540203] (U) 
[  309.542440]  ? check_preemption_disabled+0x48/0x200
[  309.547947] 1*128kB 
[  309.549919]  ? check_preemption_disabled+0x48/0x200
[  309.554903] (U) 
[  309.557227]  ? __lock_is_held+0xb5/0x140
[  309.562210] 1*256kB 
[  309.564182]  __alloc_pages_nodemask+0xa80/0xde0
[  309.568213] (U) 
[  309.570532]  ? graph_lock+0x170/0x170
[  309.575174] 0*512kB 
[  309.577153]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.580923] 1*1024kB (U) 
[  309.583246]  ? graph_lock+0x170/0x170
[  309.588244] 1*2048kB 
[  309.591002]  ? find_held_lock+0x36/0x1c0
[  309.594767] (M) 
[  309.597177]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.601199] 3*4096kB (M) 
[  309.603180]  ? lock_downgrade+0x900/0x900
[  309.607823] = 15908kB
[  309.610583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.614699] Node 0 
[  309.617112]  cache_grow_begin+0x91/0x8c0
[  309.622620] DMA32: 
[  309.624857]  ? do_raw_spin_unlock+0xa7/0x2f0
[  309.628889] 2*4kB 
[  309.631124]  fallback_alloc+0x203/0x2e0
[  309.635500] (M) 
[  309.637649]  ____cache_alloc_node+0x1c7/0x1e0
[  309.641594] 1*8kB 
[  309.643887]  kmem_cache_alloc_node+0xe3/0x730
[  309.648358] (U) 
[  309.650511]  ? ipv6_get_ifaddr+0x42e/0x620
[  309.654980] 3*16kB 
[  309.656956]  __alloc_skb+0x119/0x770
[  309.661159] (M) 
[  309.663394]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.667078] 2*32kB 
[  309.669049]  ? skb_scrub_packet+0x490/0x490
[  309.674423] (UM) 
[  309.677112]  ? lock_downgrade+0x900/0x900
[  309.681413] 2*64kB 
[  309.683476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.687591] (M) 
[  309.689824]  ? refcount_sub_and_test_checked+0x203/0x310
[  309.695345] 3*128kB 
[  309.697326]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  309.702753] (M) 
[  309.705075]  ? addrconf_rs_timer+0x6f0/0x6f0
[  309.710497] 2*256kB 
[  309.712477]  ndisc_alloc_skb+0x144/0x340
[  309.716853] (M) 
[  309.719170]  ndisc_send_rs+0x331/0x6e0
[  309.723201] 3*512kB 
[  309.725174]  addrconf_rs_timer+0x3c0/0x6f0
[  309.729029] (M) 
[  309.731355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.735561] 4*1024kB 
[  309.737542]  call_timer_fn+0x272/0x920
[  309.741743] (UM) 
[  309.744153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.748011] 3*2048kB 
[  309.750067]  ? process_timeout+0x40/0x40
[  309.754274] (UM) 
[  309.756680]  ? find_held_lock+0x36/0x1c0
[  309.760713] 3*4096kB 
[  309.762782]  ? __run_timers+0x7da/0xc70
[  309.766811] (M) 
[  309.769220]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.773166] = 25216kB
[  309.775132]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.779604] Node 0 
[  309.782008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.786477] Normal: 
[  309.788710]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  309.792920] 808*4kB 
[  309.795239]  ? trace_hardirqs_on+0xbd/0x310
[  309.799791] (UME) 
[  309.802131]  ? kasan_check_read+0x11/0x20
[  309.806418] 439*8kB (UME) 
[  309.808569]  ? __run_timers+0x7da/0xc70
[  309.812690] 179*16kB 
[  309.815530]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.819475] (UMEH) 
[  309.821881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.827305] 64*32kB 
[  309.829542]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.833747] (UMEH) 
[  309.836068]  __run_timers+0x7e5/0xc70
[  309.840277] 19*64kB 
[  309.842513]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  309.846279] (UMEH) 
[  309.848597]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.853936] 2*128kB 
[  309.856166]  ? graph_lock+0x170/0x170
[  309.861159] (UM) 
[  309.863481]  ? enqueue_hrtimer+0x1a5/0x560
[  309.867259] 0*256kB 
[  309.869312]  ? lock_release+0x970/0x970
[  309.873529] 0*512kB 
[  309.875849]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  309.879794] 0*1024kB 
[  309.882114]  ? find_held_lock+0x36/0x1c0
[  309.887278] 0*2048kB 
[  309.889685]  ? graph_lock+0x170/0x170
[  309.893717] 0*4096kB 
[  309.896119]  ? pvclock_read_flags+0x160/0x160
[  309.899890] = 13128kB
[  309.902300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.906770] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  309.909167]  ? check_preemption_disabled+0x48/0x200
[  309.914678] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  309.923507]  ? __lock_is_held+0xb5/0x140
[  309.928490] 417 total pagecache pages
[  309.937056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.941099] 0 pages in swap cache
[  309.944890]  ? check_preemption_disabled+0x48/0x200
[  309.950402] Swap cache stats: add 0, delete 0, find 0/0
[  309.953851]  run_timer_softirq+0x52/0xb0
[  309.958831] Free swap  = 0kB
[  309.964191]  ? rcu_read_lock_sched_held+0x108/0x120
[  309.968225] Total swap = 0kB
[  309.971241]  __do_softirq+0x30b/0xad8
[  309.976227] 1965979 pages RAM
[  309.979248]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  309.983019] 0 pages HighMem/MovableOnly
[  309.986117]  ? pvclock_read_flags+0x160/0x160
[  309.991190] 342744 pages reserved
[  309.995154]  ? lapic_next_event+0x5a/0x90
[  309.999625] 0 pages cma reserved
[  310.003073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.007262] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  310.010552]  ? check_preemption_disabled+0x48/0x200
[  310.010566]  ? check_preemption_disabled+0x48/0x200
[  310.010586]  ? kvm_clock_read+0x18/0x30
[  310.016172] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  310.022583]  ? kvm_sched_clock_read+0x9/0x20
[  310.027574] syz-fuzzer cpuset=
[  310.032583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.036549] /
[  310.046770]  ? check_preemption_disabled+0x48/0x200
[  310.051152]  mems_allowed=0
[  310.054349]  irq_exit+0x17f/0x1c0
[  310.072923]  smp_apic_timer_interrupt+0x1cb/0x760
[  310.077766]  ? smp_reschedule_interrupt+0x109/0x650
[  310.082785]  ? smp_call_function_single_interrupt+0x650/0x650
[  310.088671]  ? interrupt_entry+0xb5/0xf0
[  310.092732]  ? trace_hardirqs_off_caller+0xbb/0x300
[  310.097748]  ? trace_hardirqs_off_caller+0xbb/0x300
[  310.102765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.107606]  ? trace_hardirqs_off+0x300/0x300
[  310.112099]  ? trace_hardirqs_off+0x300/0x300
[  310.116599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.122140]  ? check_preemption_disabled+0x48/0x200
[  310.127155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.132700]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.137553]  apic_timer_interrupt+0xf/0x20
[  310.141782]  </IRQ>
[  310.144022] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  310.148955] 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
[  310.167857] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  310.175566] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  310.182839] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  310.190107] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  310.197371] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  310.204639] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  310.211950]  skb_clone+0x1bb/0x500
[  310.215497]  ? skb_split+0x11e0/0x11e0
[  310.219392]  ? preempt_notifier_register+0x200/0x200
[  310.224494]  ? __switch_to_asm+0x34/0x70
[  310.228555]  ? __switch_to_asm+0x34/0x70
[  310.232612]  ? __switch_to_asm+0x40/0x70
[  310.236668]  ? __switch_to_asm+0x34/0x70
[  310.240726]  ? __switch_to_asm+0x40/0x70
[  310.244788]  ? __switch_to_asm+0x40/0x70
[  310.248850]  ? __switch_to_asm+0x34/0x70
[  310.252914]  ? __switch_to_asm+0x34/0x70
[  310.256973]  ? __switch_to_asm+0x40/0x70
[  310.261031]  ? __switch_to_asm+0x34/0x70
[  310.265103]  bpf_clone_redirect+0xb9/0x490
[  310.269354]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  310.274374]  ? __sched_text_start+0x8/0x8
[  310.278528]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.283301]  ? find_held_lock+0x36/0x1c0
[  310.287378]  ? lock_acquire+0x1ed/0x520
[  310.291358]  ? bpf_test_run+0x32e/0x5a0
[  310.295345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.300887]  ? check_preemption_disabled+0x48/0x200
[  310.305908]  ? kasan_check_read+0x11/0x20
[  310.310057]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.315340]  ? rcu_bh_qs+0xc0/0xc0
[  310.318885]  ? preempt_schedule+0x4d/0x60
[  310.323033]  ? ___preempt_schedule+0x16/0x18
[  310.327449]  ? bpf_test_run+0x1c0/0x5a0
[  310.331436]  ? netlink_diag_dump+0x2a0/0x2a0
[  310.335849]  ? bpf_prog_test_run_skb+0x452/0xb40
[  310.340607]  ? bpf_prog_test_run_skb+0x634/0xb40
[  310.345374]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  310.350214]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  310.355751]  ? fput+0x130/0x1a0
[  310.359032]  ? __bpf_prog_get+0x9b/0x290
[  310.363100]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  310.367940]  ? bpf_prog_test_run+0x130/0x1a0
[  310.372357]  ? __x64_sys_bpf+0x3d8/0x510
[  310.376417]  ? bpf_prog_get+0x20/0x20
[  310.380240]  ? do_syscall_64+0x1b9/0x820
[  310.384299]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  310.389674]  ? syscall_return_slowpath+0x5e0/0x5e0
[  310.394605]  ? trace_hardirqs_off+0x300/0x300
[  310.399099]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  310.404118]  ? recalc_sigpending_tsk+0x180/0x180
[  310.408880]  ? kasan_check_write+0x14/0x20
[  310.413121]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.417975]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  310.423363] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  310.423441] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  310.430290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  310.430295] Call Trace:
[  310.430301]  <IRQ>
[  310.430317]  dump_stack+0x1c4/0x2b4
[  310.430348]  ? dump_stack_print_info.cold.2+0x52/0x52
[  310.436886] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  310.446182]  warn_alloc.cold.118+0xb7/0x1bd
[  310.448733] syz-executor7 cpuset=
[  310.450874]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  310.454476] syz7
[  310.459657]  ? lock_downgrade+0x900/0x900
[  310.470116]  mems_allowed=0
[  310.474428]  ? trace_hardirqs_off+0xb8/0x300
[  310.496101]  ? trace_hardirqs_off+0xb8/0x300
[  310.500520]  __alloc_pages_slowpath+0x2667/0x2d80
[  310.505398]  ? warn_alloc+0x120/0x120
[  310.509203]  ? warn_alloc+0x120/0x120
[  310.513009]  ? print_usage_bug+0xc0/0xc0
[  310.517070]  ? warn_alloc+0x120/0x120
[  310.520870]  ? print_usage_bug+0xc0/0xc0
[  310.524932]  ? __lock_acquire+0x7ec/0x4ec0
[  310.529169]  ? __lock_acquire+0x7ec/0x4ec0
[  310.533405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.538947]  ? should_fail+0x22d/0xd01
[  310.542832]  ? __lock_acquire+0x7ec/0x4ec0
[  310.547529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.552629]  ? __lock_acquire+0x7ec/0x4ec0
[  310.556871]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.561969]  ? __lock_acquire+0x7ec/0x4ec0
[  310.566204]  ? should_fail+0x22d/0xd01
[  310.570099]  ? mark_held_locks+0x130/0x130
[  310.574349]  ? mark_held_locks+0x130/0x130
[  310.578597]  ? graph_lock+0x170/0x170
[  310.582394]  ? print_usage_bug+0xc0/0xc0
[  310.586454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.591995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.597537]  ? check_preemption_disabled+0x48/0x200
[  310.602552]  ? check_preemption_disabled+0x48/0x200
[  310.607581]  ? __lock_is_held+0xb5/0x140
[  310.611647]  __alloc_pages_nodemask+0xa80/0xde0
[  310.616328]  ? graph_lock+0x170/0x170
[  310.620143]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  310.625157]  ? graph_lock+0x170/0x170
[  310.628966]  ? find_held_lock+0x36/0x1c0
[  310.633035]  ? ____cache_alloc_node+0x1c7/0x1e0
[  310.637706]  ? lock_downgrade+0x900/0x900
[  310.641864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.647410]  cache_grow_begin+0x91/0x8c0
[  310.651472]  ? do_raw_spin_unlock+0xa7/0x2f0
[  310.655888]  fallback_alloc+0x203/0x2e0
[  310.659874]  ____cache_alloc_node+0x1c7/0x1e0
[  310.664386]  kmem_cache_alloc_node+0xe3/0x730
[  310.668884]  ? ipv6_get_ifaddr+0x42e/0x620
[  310.673130]  __alloc_skb+0x119/0x770
[  310.676846]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.682131]  ? skb_scrub_packet+0x490/0x490
[  310.686451]  ? lock_downgrade+0x900/0x900
[  310.690613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.696151]  ? refcount_sub_and_test_checked+0x203/0x310
[  310.701607]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  310.707056]  ? addrconf_rs_timer+0x6f0/0x6f0
[  310.711475]  ndisc_alloc_skb+0x144/0x340
[  310.715540]  ndisc_send_rs+0x331/0x6e0
[  310.719433]  addrconf_rs_timer+0x3c0/0x6f0
[  310.723673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.727922]  call_timer_fn+0x272/0x920
[  310.731812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.736051]  ? process_timeout+0x40/0x40
[  310.740114]  ? find_held_lock+0x36/0x1c0
[  310.744185]  ? mark_held_locks+0xc7/0x130
[  310.748352]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.752849]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.757351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.761585]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  310.766166]  ? trace_hardirqs_on+0xbd/0x310
[  310.770487]  ? kasan_check_read+0x11/0x20
[  310.774652]  ? __run_timers+0x7da/0xc70
[  310.778627]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.784091]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.788337]  __run_timers+0x7e5/0xc70
[  310.792156]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  310.797527]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.802541]  ? graph_lock+0x170/0x170
[  310.806358]  ? print_usage_bug+0xc0/0xc0
[  310.810416]  ? lock_release+0x970/0x970
[  310.814391]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  310.819585]  ? find_held_lock+0x36/0x1c0
[  310.823648]  ? graph_lock+0x170/0x170
[  310.827455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.832997]  ? check_preemption_disabled+0x48/0x200
[  310.838026]  ? __lock_is_held+0xb5/0x140
[  310.842087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.847628]  ? check_preemption_disabled+0x48/0x200
[  310.852652]  run_timer_softirq+0x52/0xb0
[  310.856713]  ? rcu_read_lock_sched_held+0x108/0x120
[  310.861730]  __do_softirq+0x30b/0xad8
[  310.865540]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  310.870648]  ? pvclock_read_flags+0x160/0x160
[  310.875144]  ? lapic_next_event+0x5a/0x90
[  310.879290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.884840]  ? check_preemption_disabled+0x48/0x200
[  310.889858]  ? check_preemption_disabled+0x48/0x200
[  310.894879]  ? kvm_clock_read+0x18/0x30
[  310.898856]  ? kvm_sched_clock_read+0x9/0x20
[  310.903269]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.908805]  ? check_preemption_disabled+0x48/0x200
[  310.913831]  irq_exit+0x17f/0x1c0
[  310.917285]  smp_apic_timer_interrupt+0x1cb/0x760
[  310.922130]  ? smp_call_function_single_interrupt+0x650/0x650
[  310.928016]  ? interrupt_entry+0xb5/0xf0
[  310.932084]  ? trace_hardirqs_off_caller+0xbb/0x300
[  310.937101]  ? trace_hardirqs_off_caller+0xbb/0x300
[  310.942119]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.946960]  ? trace_hardirqs_off+0x300/0x300
[  310.951453]  ? trace_hardirqs_off+0x300/0x300
[  310.955949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.961490]  ? check_preemption_disabled+0x48/0x200
[  310.966507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.972054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.976910]  apic_timer_interrupt+0xf/0x20
[  310.981140]  </IRQ>
[  310.983378] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  310.988655] 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
[  311.007554] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  311.015263] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  311.022533] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  311.029802] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  311.037070] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  311.044345] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  311.051636]  ? arch_local_irq_restore+0x45/0x52
[  311.056310]  dump_stack+0x26a/0x2b4
[  311.059951]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.065147]  ? mark_held_locks+0x130/0x130
[  311.069381]  ? mark_held_locks+0x130/0x130
[  311.073621]  dump_header+0x27b/0xf72
[  311.077357]  ? pagefault_out_of_memory+0x197/0x197
[  311.082295]  ? mark_held_locks+0x130/0x130
[  311.086540]  ? __lock_acquire+0x7ec/0x4ec0
[  311.090773]  ? mem_cgroup_charge_statistics+0x780/0x780
[  311.096139]  ? print_usage_bug+0xc0/0xc0
[  311.100202]  ? print_usage_bug+0xc0/0xc0
[  311.104269]  ? graph_lock+0x170/0x170
[  311.108068]  ? graph_lock+0x170/0x170
[  311.111866]  ? print_usage_bug+0xc0/0xc0
[  311.115922]  ? print_usage_bug+0xc0/0xc0
[  311.119992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.125532]  ? find_held_lock+0x36/0x1c0
[  311.129604]  ? mark_held_locks+0xc7/0x130
[  311.133759]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.138863]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.143969]  ? lockdep_hardirqs_on+0x421/0x5c0
[  311.148557]  ? trace_hardirqs_on+0xbd/0x310
[  311.152880]  ? kasan_check_read+0x11/0x20
[  311.157029]  ? ___ratelimit+0x36f/0x655
[  311.161007]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.166456]  ? trace_hardirqs_on+0x310/0x310
[  311.170868]  ? lock_downgrade+0x900/0x900
[  311.175024]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  311.180130]  ? ___ratelimit+0xaa/0x655
[  311.184022]  ? idr_get_free+0xec0/0xec0
[  311.188001]  ? kasan_check_write+0x14/0x20
[  311.192241]  ? do_raw_spin_lock+0xc1/0x200
[  311.196488]  oom_kill_process.cold.27+0x10/0x903
[  311.201248]  ? graph_lock+0x170/0x170
[  311.205045]  ? _raw_spin_unlock+0x2c/0x50
[  311.209190]  ? oom_badness+0xe6/0xaa0
[  311.212994]  ? oom_evaluate_task+0x540/0x540
[  311.217404]  ? find_held_lock+0x36/0x1c0
[  311.221471]  ? out_of_memory+0x974/0x14c0
[  311.225623]  ? lock_downgrade+0x900/0x900
[  311.229770]  ? check_preemption_disabled+0x48/0x200
[  311.234796]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  311.240595]  ? kasan_check_read+0x11/0x20
[  311.244746]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.250021]  ? rcu_bh_qs+0xc0/0xc0
[  311.253569]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  311.259108]  ? oom_evaluate_task+0x302/0x540
[  311.263518]  out_of_memory+0xa86/0x14c0
[  311.267504]  ? oom_killer_disable+0x3a0/0x3a0
[  311.272002]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  311.276938]  ? __mutex_add_waiter+0x2a0/0x2a0
[  311.281444]  __alloc_pages_slowpath+0x2318/0x2d80
[  311.286318]  ? warn_alloc+0x120/0x120
[  311.290137]  ? __radix_tree_lookup+0x4c0/0x4c0
[  311.294732]  ? find_get_entry+0x2f2/0xc40
[  311.298889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.304428]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  311.309367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.314907]  ? should_fail+0x22d/0xd01
[  311.318797]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.323899]  ? __lock_is_held+0xb5/0x140
[  311.327988]  ? __lock_is_held+0xb5/0x140
[  311.332057]  ? find_held_lock+0x36/0x1c0
[  311.336124]  ? ___might_sleep+0x1ed/0x300
[  311.340269]  ? lock_release+0x970/0x970
[  311.344248]  ? arch_local_save_flags+0x40/0x40
[  311.348845]  ? __might_sleep+0x95/0x190
[  311.352828]  __alloc_pages_nodemask+0xa80/0xde0
[  311.357506]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  311.362524]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  311.368338]  ? kasan_check_read+0x11/0x20
[  311.372492]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.377774]  ? graph_lock+0x170/0x170
[  311.381573]  ? print_usage_bug+0xc0/0xc0
[  311.385634]  ? graph_lock+0x170/0x170
[  311.389435]  ? graph_lock+0x170/0x170
[  311.393237]  ? __do_page_cache_readahead+0x7ce/0x980
[  311.398361]  ? find_held_lock+0x36/0x1c0
[  311.402440]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  311.407985]  alloc_pages_current+0x10c/0x210
[  311.412389]  ? lock_downgrade+0x900/0x900
[  311.416542]  __page_cache_alloc+0x38f/0x5b0
[  311.420869]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  311.426668]  ? kasan_check_read+0x11/0x20
[  311.430820]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.436103]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  311.440770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.446308]  ? check_preemption_disabled+0x48/0x200
[  311.451360]  filemap_fault+0x1594/0x25f0
[  311.455440]  ? __lock_page_or_retry+0xa00/0xa00
[  311.460107]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  311.465902]  ? kasan_check_read+0x11/0x20
[  311.470052]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.475340]  ? rcu_bh_qs+0xc0/0xc0
[  311.478889]  ? print_usage_bug+0xc0/0xc0
[  311.482953]  ? filemap_map_pages+0xdea/0x1980
[  311.487454]  ? print_usage_bug+0xc0/0xc0
[  311.491526]  ? find_get_pages_range_tag+0x1320/0x1320
[  311.496714]  ? print_usage_bug+0xc0/0xc0
[  311.500772]  ? __lock_acquire+0x7ec/0x4ec0
[  311.505009]  ? graph_lock+0x170/0x170
[  311.508814]  ? __sigqueue_free.part.27+0x7d/0xa0
[  311.513577]  ? __lock_acquire+0x7ec/0x4ec0
[  311.517829]  ? lock_acquire+0x1ed/0x520
[  311.521805]  ? ext4_filemap_fault+0x7a/0xad
[  311.526133]  ? lock_release+0x970/0x970
[  311.530107]  ? arch_local_save_flags+0x40/0x40
[  311.534693]  ? mark_held_locks+0x130/0x130
[  311.538944]  ? down_read+0xb0/0x1d0
[  311.542570]  ? ext4_filemap_fault+0x7a/0xad
[  311.546889]  ? __down_interruptible+0x700/0x700
[  311.551560]  ? graph_lock+0x170/0x170
[  311.555371]  ? __sigqueue_free.part.27+0x7d/0xa0
[  311.560136]  ext4_filemap_fault+0x82/0xad
[  311.564284]  __do_fault+0x100/0x6b0
[  311.567911]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.573190]  ? print_bad_pte+0x6c0/0x6c0
[  311.577257]  ? pmd_val+0x88/0x100
[  311.580709]  ? add_mm_counter_fast+0xd0/0xd0
[  311.585113]  ? pmd_val+0x88/0x100
[  311.588564]  ? add_mm_counter_fast+0xd0/0xd0
[  311.592982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.598521]  __handle_mm_fault+0x3709/0x53e0
[  311.602938]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  311.607779]  ? graph_lock+0x170/0x170
[  311.611581]  ? print_usage_bug+0xc0/0xc0
[  311.615645]  ? graph_lock+0x170/0x170
[  311.619442]  ? graph_lock+0x170/0x170
[  311.623259]  ? handle_mm_fault+0x42a/0xc70
[  311.627492]  ? lock_downgrade+0x900/0x900
[  311.631646]  ? check_preemption_disabled+0x48/0x200
[  311.636670]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  311.642469]  ? kasan_check_read+0x11/0x20
[  311.646620]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.651897]  ? rcu_bh_qs+0xc0/0xc0
[  311.655441]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.660897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.666439]  ? check_preemption_disabled+0x48/0x200
[  311.671468]  handle_mm_fault+0x54f/0xc70
[  311.675792]  ? __handle_mm_fault+0x53e0/0x53e0
[  311.680376]  ? find_vma+0x34/0x190
[  311.683921]  __do_page_fault+0x67d/0xed0
[  311.687990]  ? mm_fault_error+0x380/0x380
[  311.692143]  ? syscall_slow_exit_work+0x520/0x520
[  311.696994]  do_page_fault+0xf2/0x7e0
[  311.700796]  ? vmalloc_sync_all+0x30/0x30
[  311.704948]  ? error_entry+0x70/0xd0
[  311.708663]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.713675]  ? trace_hardirqs_on_caller+0xc0/0x300
[  311.718610]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.723542]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.728383]  ? trace_hardirqs_off+0x300/0x300
[  311.732874]  ? trace_hardirqs_off_caller+0x300/0x300
[  311.737978]  ? prepare_exit_to_usermode+0x291/0x3b0
[  311.742996]  ? page_fault+0x8/0x30
[  311.746537]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.751381]  ? page_fault+0x8/0x30
[  311.754923]  page_fault+0x1e/0x30
[  311.758371] RIP: 0033:0x45db60
[  311.761567] Code: Bad RIP value.
[  311.764929] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  311.770291] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  311.777562] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  311.784824] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  311.792090] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  311.799357] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  311.806658] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  311.806663] warn_alloc_show_mem: 1 callbacks suppressed
[  311.806670] Mem-Info:
[  311.813859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.819224] active_anon:38738 inactive_anon:372 isolated_anon:0
[  311.819224]  active_file:16 inactive_file:22 isolated_file:0
[  311.819224]  unevictable:0 dirty:0 writeback:0 unstable:0
[  311.819224]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  311.819224]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  311.819224]  free:13555 free_pcp:233 free_cma:0
[  311.821595] Call Trace:
[  311.830982] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  311.863827]  <IRQ>
[  311.866401] Node 0 
[  311.894067]  dump_stack+0x1c4/0x2b4
[  311.896214] 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
[  311.898422]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.902023] lowmem_reserve[]:
[  311.927613]  warn_alloc.cold.118+0xb7/0x1bd
[  311.932765]  0
[  311.935865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.940159]  2817
[  311.941957]  ? lock_downgrade+0x900/0x900
[  311.946770]  6321
[  311.948828]  ? trace_hardirqs_off+0xb8/0x300
[  311.952945]  6321
[  311.955011]  ? trace_hardirqs_off+0xb8/0x300
[  311.961452]  __alloc_pages_slowpath+0x2667/0x2d80
[  311.965827] Node 0 DMA32 free:25216kB min:30048kB low:37560kB high:45072kB active_anon:0kB 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
[  311.970696]  ? warn_alloc+0x120/0x120
[  311.970715]  ? warn_alloc+0x120/0x120
[  311.998010] lowmem_reserve[]:
[  312.001805]  ? print_usage_bug+0xc0/0xc0
[  312.005581]  0
[  312.008681]  ? warn_alloc+0x120/0x120
[  312.012717]  0
[  312.014513]  ? print_usage_bug+0xc0/0xc0
[  312.018288]  3503
[  312.020081]  ? __lock_acquire+0x7ec/0x4ec0
[  312.024116]  3503
[  312.026169]  ? __lock_acquire+0x7ec/0x4ec0
[  312.032439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.036647] Node 0 
[  312.042175]  ? should_fail+0x22d/0xd01
[  312.042206] Normal free:13096kB min:37364kB low:46704kB high:56044kB active_anon:155052kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5472kB pagetables:2752kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
[  312.042213] lowmem_reserve[]:
[  312.044446]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.048316]  0
[  312.076683]  ? __lock_acquire+0x7ec/0x4ec0
[  312.079760]  0 0
[  312.084873]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.086650]  0
[  312.090904]  ? __lock_acquire+0x7ec/0x4ec0
[  312.097951]  ? should_fail+0x22d/0xd01
[  312.099731] Node 0 
[  312.103959]  ? mark_held_locks+0x130/0x130
[  312.107817] DMA: 
[  312.110048]  ? mark_held_locks+0x130/0x130
[  312.114259] 1*4kB 
[  312.116348]  ? graph_lock+0x170/0x170
[  312.116363]  ? graph_lock+0x170/0x170
[  312.120587] (U) 
[  312.122727]  ? graph_lock+0x170/0x170
[  312.126506] 0*8kB 
[  312.130299]  ? print_usage_bug+0xc0/0xc0
[  312.132253] 0*16kB 
[  312.136045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.138166] 1*32kB 
[  312.142233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.144444] (U) 
[  312.149976]  ? check_preemption_disabled+0x48/0x200
[  312.152187] 2*64kB 
[  312.157716]  ? check_preemption_disabled+0x48/0x200
[  312.159666] (U) 
[  312.164681]  ? __lock_is_held+0xb5/0x140
[  312.166888] 1*128kB 
[  312.171898]  __alloc_pages_nodemask+0xa80/0xde0
[  312.173846] (U) 
[  312.177896]  ? graph_lock+0x170/0x170
[  312.180197] 1*256kB 
[  312.184858]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  312.186806] (U) 
[  312.190596]  ? graph_lock+0x170/0x170
[  312.192894] 0*512kB 
[  312.197907]  ? find_held_lock+0x36/0x1c0
[  312.199851] 1*1024kB 
[  312.203651]  ? ____cache_alloc_node+0x1c7/0x1e0
[  312.205942] (U) 
[  312.209992]  ? lock_downgrade+0x900/0x900
[  312.212376] 1*2048kB 
[  312.217040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.218988] (M) 
[  312.223132]  cache_grow_begin+0x91/0x8c0
[  312.225517] 3*4096kB 
[  312.231044]  ? do_raw_spin_unlock+0xa7/0x2f0
[  312.232996] (M) 
[  312.237054]  fallback_alloc+0x203/0x2e0
[  312.239439] = 15908kB
[  312.243845]  ____cache_alloc_node+0x1c7/0x1e0
[  312.245791] Node 0 
[  312.249756]  kmem_cache_alloc_node+0xe3/0x730
[  312.252141] DMA32: 
[  312.256631]  ? ipv6_get_ifaddr+0x42e/0x620
[  312.258845] 2*4kB 
[  312.263346]  __alloc_skb+0x119/0x770
[  312.265556] (M) 
[  312.269786]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.271911] 1*8kB 
[  312.275617]  ? skb_scrub_packet+0x490/0x490
[  312.277565] (U) 
[  312.282842]  ? lock_downgrade+0x900/0x900
[  312.284961] 3*16kB 
[  312.289279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.291226] (M) 
[  312.295371]  ? refcount_sub_and_test_checked+0x203/0x310
[  312.297582] 2*32kB 
[  312.303110]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  312.305062] (UM) 
[  312.310505]  ? addrconf_rs_timer+0x6f0/0x6f0
[  312.312716] 2*64kB 
[  312.318162]  ndisc_alloc_skb+0x144/0x340
[  312.320189] (M) 
[  312.324592]  ndisc_send_rs+0x331/0x6e0
[  312.326802] 3*128kB 
[  312.330859]  addrconf_rs_timer+0x3c0/0x6f0
[  312.332807] (M) 
[  312.336692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.338991] 2*256kB 
[  312.343223]  call_timer_fn+0x272/0x920
[  312.345168] (M) 
[  312.349398]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.351700] 3*512kB 
[  312.355580]  ? process_timeout+0x40/0x40
[  312.357529] (M) 
[  312.361758]  ? find_held_lock+0x36/0x1c0
[  312.364054] 4*1024kB 
[  312.368109]  ? __run_timers+0x7da/0xc70
[  312.370053] (UM) 
[  312.374106]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.376489] 3*2048kB 
[  312.380452]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.382487] (UM) 
[  312.386972]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.389357] 3*4096kB 
[  312.393847]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  312.395883] (M) 
[  312.400114]  ? trace_hardirqs_on+0xbd/0x310
[  312.402499] = 25216kB
[  312.407075]  ? kasan_check_read+0x11/0x20
[  312.409025] Node 0 
[  312.413351]  ? __run_timers+0x7da/0xc70
[  312.415737] Normal: 
[  312.419880]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.422089] 808*4kB 
[  312.426055]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.428357] (UME) 
[  312.433803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.436097] 439*8kB 
[  312.440408]  __run_timers+0x7e5/0xc70
[  312.442532] (UME) 
[  312.446770]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  312.449059] 179*16kB 
[  312.452855]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.454978] (UMEH) 
[  312.460339]  ? graph_lock+0x170/0x170
[  312.462731] 64*32kB 
[  312.467737]  ? enqueue_hrtimer+0x1a5/0x560
[  312.469951] (UMEH) 
[  312.473745]  ? lock_release+0x970/0x970
[  312.476045] 19*64kB 
[  312.480271]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  312.482492] (UMEH) 
[  312.486464]  ? find_held_lock+0x36/0x1c0
[  312.488756] 2*128kB 
[  312.493939]  ? graph_lock+0x170/0x170
[  312.496151] (UM) 
[  312.500203]  ? pvclock_read_flags+0x160/0x160
[  312.502503] 0*256kB 
[  312.506301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.508379] 0*512kB 
[  312.512873]  ? check_preemption_disabled+0x48/0x200
[  312.515171] 0*1024kB 
[  312.520710]  ? __lock_is_held+0xb5/0x140
[  312.523001] 0*2048kB 
[  312.528009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.530395] 0*4096kB 
[  312.534448]  ? check_preemption_disabled+0x48/0x200
[  312.536822] = 13128kB
[  312.536836] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  312.542372]  run_timer_softirq+0x52/0xb0
[  312.545265] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  312.550279]  ? rcu_read_lock_sched_held+0x108/0x120
[  312.552662] 417 total pagecache pages
[  312.561497]  __do_softirq+0x30b/0xad8
[  312.565537] 0 pages in swap cache
[  312.574112]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  312.579096] Swap cache stats: add 0, delete 0, find 0/0
[  312.582891]  ? pvclock_read_flags+0x160/0x160
[  312.586664] Free swap  = 0kB
[  312.590110]  ? lapic_next_event+0x5a/0x90
[  312.595188] Total swap = 0kB
[  312.595197] 1965979 pages RAM
[  312.600565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.605031] 0 pages HighMem/MovableOnly
[  312.608049]  ? check_preemption_disabled+0x48/0x200
[  312.612163] 342744 pages reserved
[  312.612171] 0 pages cma reserved
[  312.615187]  ? check_preemption_disabled+0x48/0x200
[  312.618404] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  312.623795]  ? kvm_clock_read+0x18/0x30
[  312.623809]  ? kvm_sched_clock_read+0x9/0x20
[  312.623828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.627842] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  312.632794]  ? check_preemption_disabled+0x48/0x200
[  312.636217] syz-fuzzer cpuset=
[  312.639586]  irq_exit+0x17f/0x1c0
[  312.644567] /
[  312.651055]  smp_apic_timer_interrupt+0x1cb/0x760
[  312.655004]  mems_allowed=0
[  312.659408]  ? smp_reschedule_interrupt+0x109/0x650
[  312.701195]  ? smp_call_function_single_interrupt+0x650/0x650
[  312.707080]  ? interrupt_entry+0xb5/0xf0
[  312.711145]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.716157]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.721174]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.726017]  ? trace_hardirqs_off+0x300/0x300
[  312.730513]  ? trace_hardirqs_off+0x300/0x300
[  312.735011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.740551]  ? check_preemption_disabled+0x48/0x200
[  312.745590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.751223]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.756078]  apic_timer_interrupt+0xf/0x20
[  312.760304]  </IRQ>
[  312.762551] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  312.767484] 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
[  312.786383] RSP: 0000:ffff8801a1d9f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  312.794108] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  312.801381] RDX: 0000000000000000 RSI: ffff8801c4bdad80 RDI: 0000000000000282
[  312.808647] RBP: ffff8801a1d9f7b0 R08: ffff8801c4bda500 R09: 0000000000000000
[  312.815913] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  312.823177] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  312.830488]  skb_clone+0x1bb/0x500
[  312.834030]  ? skb_split+0x11e0/0x11e0
[  312.837920]  ? preempt_notifier_register+0x200/0x200
[  312.843024]  ? __switch_to_asm+0x34/0x70
[  312.847087]  ? __switch_to_asm+0x34/0x70
[  312.851148]  ? __switch_to_asm+0x40/0x70
[  312.855207]  ? __switch_to_asm+0x34/0x70
[  312.859264]  ? __switch_to_asm+0x40/0x70
[  312.863333]  ? __switch_to_asm+0x40/0x70
[  312.867397]  ? __switch_to_asm+0x34/0x70
[  312.871457]  ? __switch_to_asm+0x34/0x70
[  312.875513]  ? __switch_to_asm+0x40/0x70
[  312.879569]  ? __switch_to_asm+0x34/0x70
[  312.883644]  bpf_clone_redirect+0xb9/0x490
[  312.887887]  bpf_prog_a2323609a0d1adb1+0xd71/0x1000
[  312.892905]  ? __sched_text_start+0x8/0x8
[  312.897053]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  312.901823]  ? find_held_lock+0x36/0x1c0
[  312.905894]  ? lock_acquire+0x1ed/0x520
[  312.909865]  ? bpf_test_run+0x32e/0x5a0
[  312.913848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.919391]  ? check_preemption_disabled+0x48/0x200
[  312.924417]  ? kasan_check_read+0x11/0x20
[  312.928571]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.933855]  ? rcu_bh_qs+0xc0/0xc0
[  312.937398]  ? preempt_schedule+0x4d/0x60
[  312.941548]  ? ___preempt_schedule+0x16/0x18
[  312.945965]  ? bpf_test_run+0x1c0/0x5a0
[  312.949956]  ? netlink_diag_dump+0x2a0/0x2a0
[  312.954366]  ? bpf_prog_test_run_skb+0x452/0xb40
[  312.959130]  ? bpf_prog_test_run_skb+0x634/0xb40
[  312.963894]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  312.968740]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  312.974272]  ? fput+0x130/0x1a0
[  312.977556]  ? __bpf_prog_get+0x9b/0x290
[  312.981617]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  312.986557]  ? bpf_prog_test_run+0x130/0x1a0
[  312.990966]  ? __x64_sys_bpf+0x3d8/0x510
[  312.995026]  ? bpf_prog_get+0x20/0x20
[  312.998852]  ? do_syscall_64+0x1b9/0x820
[  313.002918]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  313.008284]  ? syscall_return_slowpath+0x5e0/0x5e0
[  313.013220]  ? trace_hardirqs_off+0x300/0x300
[  313.017721]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  313.022741]  ? recalc_sigpending_tsk+0x180/0x180
[  313.027502]  ? kasan_check_write+0x14/0x20
[  313.031743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.036596]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  313.041981] CPU: 0 PID: 5336 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #51
[  313.042057] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  313.048905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  313.048910] Call Trace:
[  313.048917]  <IRQ>
[  313.048932]  dump_stack+0x1c4/0x2b4
[  313.048947]  ? dump_stack_print_info.cold.2+0x52/0x52
[  313.048974]  warn_alloc.cold.118+0xb7/0x1bd
[  313.055493] syz-executor7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  313.064783]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  313.067347] syz-executor7 cpuset=
[  313.069490]  ? lock_downgrade+0x900/0x900
[  313.073088] syz7
[  313.078274]  ? trace_hardirqs_off+0xb8/0x300
[  313.082569]  mems_allowed=0
[  313.093043]  ? trace_hardirqs_off+0xb8/0x300
[  313.119102]  __alloc_pages_slowpath+0x2667/0x2d80
[  313.123978]  ? warn_alloc+0x120/0x120
[  313.127788]  ? warn_alloc+0x120/0x120
[  313.131600]  ? print_usage_bug+0xc0/0xc0
[  313.135662]  ? warn_alloc+0x120/0x120
[  313.139467]  ? print_usage_bug+0xc0/0xc0
[  313.143531]  ? __lock_acquire+0x7ec/0x4ec0
[  313.147762]  ? __lock_acquire+0x7ec/0x4ec0
[  313.152003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.157538]  ? should_fail+0x22d/0xd01
[  313.161429]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.166534]  ? __lock_acquire+0x7ec/0x4ec0
[  313.170771]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.175876]  ? __lock_acquire+0x7ec/0x4ec0
[  313.180195]  ? should_fail+0x22d/0xd01
[  313.184094]  ? mark_held_locks+0x130/0x130
[  313.188351]  ? mark_held_locks+0x130/0x130
[  313.192587]  ? graph_lock+0x170/0x170
[  313.196387]  ? graph_lock+0x170/0x170
[  313.200187]  ? graph_lock+0x170/0x170
[  313.203991]  ? print_usage_bug+0xc0/0xc0
[  313.208055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.213592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.219134]  ? check_preemption_disabled+0x48/0x200
[  313.224149]  ? check_preemption_disabled+0x48/0x200
[  313.229177]  ? __lock_is_held+0xb5/0x140
[  313.233245]  __alloc_pages_nodemask+0xa80/0xde0
[  313.237912]  ? graph_lock+0x170/0x170
[  313.241719]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  313.246731]  ? graph_lock+0x170/0x170
[  313.250544]  ? find_held_lock+0x36/0x1c0
[  313.254616]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.259283]  ? lock_downgrade+0x900/0x900
[  313.263443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.268986]  cache_grow_begin+0x91/0x8c0
[  313.273049]  ? do_raw_spin_unlock+0xa7/0x2f0
[  313.277463]  fallback_alloc+0x203/0x2e0
[  313.281444]  ____cache_alloc_node+0x1c7/0x1e0
[  313.285947]  kmem_cache_alloc_node+0xe3/0x730
[  313.290443]  ? ipv6_get_ifaddr+0x42e/0x620
[  313.294686]  __alloc_skb+0x119/0x770
[  313.298405]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.303687]  ? skb_scrub_packet+0x490/0x490
[  313.308004]  ? lock_downgrade+0x900/0x900
[  313.312158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.317693]  ? refcount_sub_and_test_checked+0x203/0x310
[  313.323148]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  313.328603]  ? addrconf_rs_timer+0x6f0/0x6f0
[  313.333022]  ndisc_alloc_skb+0x144/0x340
[  313.337089]  ndisc_send_rs+0x331/0x6e0
[  313.340980]  addrconf_rs_timer+0x3c0/0x6f0
[  313.345223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.349472]  call_timer_fn+0x272/0x920
[  313.353363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.357607]  ? process_timeout+0x40/0x40
[  313.361663]  ? find_held_lock+0x36/0x1c0
[  313.365733]  ? mark_held_locks+0xc7/0x130
[  313.369886]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.374383]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.378878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.383114]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  313.387787]  ? trace_hardirqs_on+0xbd/0x310
[  313.392112]  ? kasan_check_read+0x11/0x20
[  313.396271]  ? __run_timers+0x7da/0xc70
[  313.400249]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.405705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.409948]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.414184]  __run_timers+0x7e5/0xc70
[  313.417995]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  313.423367]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.428382]  ? graph_lock+0x170/0x170
[  313.432185]  ? print_usage_bug+0xc0/0xc0
[  313.436240]  ? lock_release+0x970/0x970
[  313.440218]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.445420]  ? find_held_lock+0x36/0x1c0
[  313.449489]  ? graph_lock+0x170/0x170
[  313.453296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.458847]  ? check_preemption_disabled+0x48/0x200
[  313.463874]  ? __lock_is_held+0xb5/0x140
[  313.467938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.473476]  ? check_preemption_disabled+0x48/0x200
[  313.478502]  run_timer_softirq+0x52/0xb0
[  313.482565]  ? rcu_read_lock_sched_held+0x108/0x120
[  313.487581]  __do_softirq+0x30b/0xad8
[  313.491391]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  313.496502]  ? pvclock_read_flags+0x160/0x160
[  313.501005]  ? lapic_next_event+0x5a/0x90
[  313.505153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.510708]  ? check_preemption_disabled+0x48/0x200
[  313.515724]  ? check_preemption_disabled+0x48/0x200
[  313.520750]  ? kvm_clock_read+0x18/0x30
[  313.524725]  ? kvm_sched_clock_read+0x9/0x20
[  313.529135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.534676]  ? check_preemption_disabled+0x48/0x200
[  313.539706]  irq_exit+0x17f/0x1c0
[  313.543162]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.548007]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.553890]  ? interrupt_entry+0xb5/0xf0
[  313.557955]  ? trace_hardirqs_off_caller+0xbb/0x300
[  313.562968]  ? trace_hardirqs_off_caller+0xbb/0x300
[  313.567985]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.572825]  ? trace_hardirqs_off+0x300/0x300
[  313.577318]  ? trace_hardirqs_off+0x300/0x300
[  313.581830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.587374]  ? check_preemption_disabled+0x48/0x200
[  313.592389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.597932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.602784]  apic_timer_interrupt+0xf/0x20
[  313.607007]  </IRQ>
[  313.609242] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  313.614516] 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
[  313.633411] RSP: 0000:ffff8801c02ce238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  313.641118] RAX: ffff8801d95f6540 RBX: 0000000000000293 RCX: 1ffff1003b2bedc6
[  313.648388] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  313.655654] RBP: ffff8801c02ce240 R08: ffff8801d95f6e30 R09: 0000000000000006
[  313.662921] R10: 0000000000000000 R11: ffff8801d95f6540 R12: 0000000000000293
[  313.670190] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff895229a0
[  313.677684]  ? arch_local_irq_restore+0x45/0x52
[  313.682374]  dump_stack+0x26a/0x2b4
[  313.686007]  ? dump_stack_print_info.cold.2+0x52/0x52
[  313.691202]  ? mark_held_locks+0x130/0x130
[  313.695440]  ? mark_held_locks+0x130/0x130
[  313.699677]  dump_header+0x27b/0xf72
[  313.703414]  ? pagefault_out_of_memory+0x197/0x197
[  313.708362]  ? mark_held_locks+0x130/0x130
[  313.712596]  ? __lock_acquire+0x7ec/0x4ec0
[  313.716829]  ? mem_cgroup_charge_statistics+0x780/0x780
[  313.722191]  ? print_usage_bug+0xc0/0xc0
[  313.726255]  ? print_usage_bug+0xc0/0xc0
[  313.730330]  ? graph_lock+0x170/0x170
[  313.734132]  ? graph_lock+0x170/0x170
[  313.737935]  ? print_usage_bug+0xc0/0xc0
[  313.741995]  ? print_usage_bug+0xc0/0xc0
[  313.746066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.751611]  ? find_held_lock+0x36/0x1c0
[  313.755680]  ? mark_held_locks+0xc7/0x130
[  313.759835]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  313.764942]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  313.770047]  ? lockdep_hardirqs_on+0x421/0x5c0
[  313.774632]  ? trace_hardirqs_on+0xbd/0x310
[  313.778953]  ? kasan_check_read+0x11/0x20
[  313.783105]  ? ___ratelimit+0x36f/0x655
[  313.787082]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.792532]  ? trace_hardirqs_on+0x310/0x310
[  313.796938]  ? lock_downgrade+0x900/0x900
[  313.801091]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  313.806198]  ? ___ratelimit+0xaa/0x655
[  313.810104]  ? idr_get_free+0xec0/0xec0
[  313.814081]  ? kasan_check_write+0x14/0x20
[  313.818315]  ? do_raw_spin_lock+0xc1/0x200
[  313.822574]  oom_kill_process.cold.27+0x10/0x903
[  313.827343]  ? graph_lock+0x170/0x170
[  313.831148]  ? _raw_spin_unlock+0x2c/0x50
[  313.835297]  ? oom_badness+0xe6/0xaa0
[  313.839115]  ? oom_evaluate_task+0x540/0x540
[  313.843532]  ? find_held_lock+0x36/0x1c0
[  313.847601]  ? out_of_memory+0x974/0x14c0
[  313.851748]  ? lock_downgrade+0x900/0x900
[  313.855894]  ? check_preemption_disabled+0x48/0x200
[  313.860917]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.866712]  ? kasan_check_read+0x11/0x20
[  313.870862]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.876150]  ? rcu_bh_qs+0xc0/0xc0
[  313.879693]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  313.885230]  ? oom_evaluate_task+0x302/0x540
[  313.889644]  out_of_memory+0xa86/0x14c0
[  313.893626]  ? oom_killer_disable+0x3a0/0x3a0
[  313.898123]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  313.903054]  ? __mutex_add_waiter+0x2a0/0x2a0
[  313.907560]  __alloc_pages_slowpath+0x2318/0x2d80
[  313.912437]  ? warn_alloc+0x120/0x120
[  313.916257]  ? __radix_tree_lookup+0x4c0/0x4c0
[  313.920851]  ? find_get_entry+0x2f2/0xc40
[  313.925008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.930545]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  313.935473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.941012]  ? should_fail+0x22d/0xd01
[  313.944906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.950010]  ? __lock_is_held+0xb5/0x140
[  313.954095]  ? __lock_is_held+0xb5/0x140
[  313.958166]  ? find_held_lock+0x36/0x1c0
[  313.962232]  ? ___might_sleep+0x1ed/0x300
[  313.966379]  ? lock_release+0x970/0x970
[  313.970368]  ? arch_local_save_flags+0x40/0x40
[  313.974977]  ? __might_sleep+0x95/0x190
[  313.978955]  __alloc_pages_nodemask+0xa80/0xde0
[  313.983629]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  313.988652]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.994457]  ? kasan_check_read+0x11/0x20
[  313.998604]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.003886]  ? graph_lock+0x170/0x170
[  314.007686]  ? print_usage_bug+0xc0/0xc0
[  314.011751]  ? graph_lock+0x170/0x170
[  314.015547]  ? graph_lock+0x170/0x170
[  314.019358]  ? __do_page_cache_readahead+0x7ce/0x980
[  314.024498]  ? find_held_lock+0x36/0x1c0
[  314.028577]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  314.034121]  alloc_pages_current+0x10c/0x210
[  314.038525]  ? lock_downgrade+0x900/0x900
[  314.042677]  __page_cache_alloc+0x38f/0x5b0
[  314.046998]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.052797]  ? kasan_check_read+0x11/0x20
[  314.056944]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.062221]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  314.066892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.072431]  ? check_preemption_disabled+0x48/0x200
[  314.077453]  filemap_fault+0x1594/0x25f0
[  314.081531]  ? __lock_page_or_retry+0xa00/0xa00
[  314.086199]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.091999]  ? kasan_check_read+0x11/0x20
[  314.096149]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.101425]  ? rcu_bh_qs+0xc0/0xc0
[  314.104974]  ? print_usage_bug+0xc0/0xc0
[  314.109043]  ? filemap_map_pages+0xdea/0x1980
[  314.113545]  ? print_usage_bug+0xc0/0xc0
[  314.117618]  ? find_get_pages_range_tag+0x1320/0x1320
[  314.122807]  ? print_usage_bug+0xc0/0xc0
[  314.126865]  ? __lock_acquire+0x7ec/0x4ec0
[  314.131099]  ? graph_lock+0x170/0x170
[  314.134903]  ? __sigqueue_free.part.27+0x7d/0xa0
[  314.139662]  ? __lock_acquire+0x7ec/0x4ec0
[  314.143909]  ? lock_acquire+0x1ed/0x520
[  314.147885]  ? ext4_filemap_fault+0x7a/0xad
[  314.152212]  ? lock_release+0x970/0x970
[  314.156187]  ? arch_local_save_flags+0x40/0x40
[  314.160774]  ? mark_held_locks+0x130/0x130
[  314.165020]  ? down_read+0xb0/0x1d0
[  314.168645]  ? ext4_filemap_fault+0x7a/0xad
[  314.172967]  ? __down_interruptible+0x700/0x700
[  314.177639]  ? graph_lock+0x170/0x170
[  314.181439]  ? __sigqueue_free.part.27+0x7d/0xa0
[  314.186205]  ext4_filemap_fault+0x82/0xad
[  314.190370]  __do_fault+0x100/0x6b0
[  314.194000]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.199281]  ? print_bad_pte+0x6c0/0x6c0
[  314.203369]  ? pmd_val+0x88/0x100
[  314.206828]  ? add_mm_counter_fast+0xd0/0xd0
[  314.211232]  ? pmd_val+0x88/0x100
[  314.214688]  ? add_mm_counter_fast+0xd0/0xd0
[  314.219105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.224645]  __handle_mm_fault+0x3709/0x53e0
[  314.229064]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  314.233906]  ? graph_lock+0x170/0x170
[  314.237707]  ? print_usage_bug+0xc0/0xc0
[  314.241774]  ? graph_lock+0x170/0x170
[  314.245570]  ? graph_lock+0x170/0x170
[  314.249393]  ? handle_mm_fault+0x42a/0xc70
[  314.253631]  ? lock_downgrade+0x900/0x900
[  314.257778]  ? check_preemption_disabled+0x48/0x200
[  314.262799]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.268607]  ? kasan_check_read+0x11/0x20
[  314.272759]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.278040]  ? rcu_bh_qs+0xc0/0xc0
[  314.281583]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.287035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.292572]  ? check_preemption_disabled+0x48/0x200
[  314.297599]  handle_mm_fault+0x54f/0xc70
[  314.301667]  ? __handle_mm_fault+0x53e0/0x53e0
[  314.306249]  ? find_vma+0x34/0x190
[  314.309793]  __do_page_fault+0x67d/0xed0
[  314.313865]  ? mm_fault_error+0x380/0x380
[  314.318021]  ? syscall_slow_exit_work+0x520/0x520
[  314.322867]  do_page_fault+0xf2/0x7e0
[  314.326672]  ? vmalloc_sync_all+0x30/0x30
[  314.330822]  ? error_entry+0x70/0xd0
[  314.334536]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.339547]  ? trace_hardirqs_on_caller+0xc0/0x300
[  314.344477]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.349404]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.354247]  ? trace_hardirqs_off+0x300/0x300
[  314.358739]  ? trace_hardirqs_off_caller+0x300/0x300
[  314.363845]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.368860]  ? page_fault+0x8/0x30
[  314.372402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.377246]  ? page_fault+0x8/0x30
[  314.380787]  page_fault+0x1e/0x30
[  314.384238] RIP: 0033:0x45db60
[  314.387431] Code: Bad RIP value.
[  314.390791] RSP: 002b:000000c4203f7ab8 EFLAGS: 00010286
[  314.396156] RAX: 0000000000000000 RBX: 000000c420088380 RCX: 000000000045ddf3
[  314.403420] RDX: 000000c4203f7ac0 RSI: 000000c4203f7bf0 RDI: 0000000000000011
[  314.410685] RBP: 000000c420137e30 R08: 0000000000000000 R09: 0000000000000000
[  314.417952] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000001
[  314.425217] R13: 000000c425433800 R14: 0000000000000001 R15: 0000000000000000
[  314.432510] CPU: 1 PID: 7591 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #51
[  314.432515] warn_alloc_show_mem: 1 callbacks suppressed
[  314.432522] Mem-Info:
[  314.439707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.445074] active_anon:38738 inactive_anon:372 isolated_anon:0
[  314.445074]  active_file:16 inactive_file:22 isolated_file:0
[  314.445074]  unevictable:0 dirty:0 writeback:0 unstable:0
[  314.445074]  slab_reclaimable:8615 slab_unreclaimable:1471064
[  314.445074]  mapped:49364 shmem:379 pagetables:688 bounce:0
[  314.445074]  free:13555 free_pcp:233 free_cma:0
[  314.447449] Call Trace:
[  314.456838] Node 0 active_anon:154952kB inactive_anon:1488kB active_file:64kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197456kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 143360kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  314.489688]  <IRQ>
[  314.492259] Node 0 
[  314.519939]  dump_stack+0x1c4/0x2b4
[  314.522092] 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
[  314.524298]  ? dump_stack_print_info.cold.2+0x52/0x52
[  314.527900] lowmem_reserve[]:
[  314.553717]  warn_alloc.cold.118+0xb7/0x1bd
[  314.558876]  0
[  314.561974]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  314.566265]  2817
[  314.568063]  ? lock_downgrade+0x900/0x900