roy+0x2b0/0x2b0
[  371.350689]  ? lock_acquire+0x1ed/0x520
[  371.354666]  ? ext4_filemap_fault+0x7a/0xad
[  371.358996]  ? lock_release+0x970/0x970
[  371.362975]  ? arch_local_save_flags+0x40/0x40
[  371.367564]  ? futex_wait_setup+0x3e0/0x3e0
[  371.371923]  ? down_read+0xb0/0x1d0
[  371.375590]  ? ext4_filemap_fault+0x7a/0xad
[  371.379931]  ? __down_interruptible+0x700/0x700
[  371.384619]  ext4_filemap_fault+0x82/0xad
[  371.388802]  __do_fault+0x100/0x6b0
[  371.392436]  ? print_bad_pte+0x6c0/0x6c0
[  371.396503]  ? do_futex+0x249/0x26d0
[  371.400227]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.404643]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  371.409226]  ? kasan_check_read+0x11/0x20
[  371.413380]  ? pmd_val+0x88/0x100
[  371.416837]  ? add_mm_counter_fast+0xd0/0xd0
[  371.421250]  ? pmd_val+0x88/0x100
[  371.424707]  ? add_mm_counter_fast+0xd0/0xd0
[  371.429126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.434671]  __handle_mm_fault+0x3709/0x53e0
[  371.439097]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  371.443950]  ? graph_lock+0x170/0x170
[  371.447759]  ? print_usage_bug+0xc0/0xc0
[  371.451824]  ? graph_lock+0x170/0x170
[  371.455627]  ? graph_lock+0x170/0x170
[  371.459453]  ? handle_mm_fault+0x42a/0xc70
[  371.463694]  ? lock_downgrade+0x900/0x900
[  371.467846]  ? check_preemption_disabled+0x48/0x200
[  371.472896]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  371.478706]  ? kasan_check_read+0x11/0x20
[  371.482857]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  371.488140]  ? rcu_bh_qs+0xc0/0xc0
[  371.491695]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.497153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.502735]  ? check_preemption_disabled+0x48/0x200
[  371.507765]  handle_mm_fault+0x54f/0xc70
[  371.511836]  ? __handle_mm_fault+0x53e0/0x53e0
[  371.516424]  ? find_vma+0x34/0x190
[  371.519972]  __do_page_fault+0x67d/0xed0
[  371.524047]  ? mm_fault_error+0x380/0x380
[  371.528200]  ? trace_hardirqs_off+0xb8/0x310
[  371.532614]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  371.537980]  ? trace_hardirqs_on+0x310/0x310
[  371.542401]  do_page_fault+0xf2/0x7e0
[  371.546209]  ? vmalloc_sync_all+0x30/0x30
[  371.550359]  ? error_entry+0x70/0xd0
[  371.554078]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.559096]  ? trace_hardirqs_on_caller+0xc0/0x310
[  371.564031]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.568963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.573811]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.578829]  ? trace_hardirqs_off+0x310/0x310
[  371.583336]  ? prepare_exit_to_usermode+0x291/0x3b0
[  371.588357]  ? page_fault+0x8/0x30
[  371.591905]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.596764]  ? page_fault+0x8/0x30
[  371.600310]  page_fault+0x1e/0x30
[  371.603940] RIP: 0033:0x45ddf3
[  371.607157] Code: Bad RIP value.
[  371.610521] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  371.615887] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  371.623162] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  371.630433] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  371.637701] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  371.644969] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  371.652268] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  371.653126] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.660014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.670228] syz-fuzzer cpuset=
[  371.679563] Call Trace:
[  371.679573] /
[  371.682749]  <IRQ>
[  371.685320]  mems_allowed=0
[  371.687033]  dump_stack+0x1c4/0x2b4
[  371.695703]  ? dump_stack_print_info.cold.2+0x52/0x52
[  371.700916]  warn_alloc.cold.119+0xb7/0x1bd
[  371.705246]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.710095]  ? lock_downgrade+0x900/0x900
[  371.714254]  ? trace_hardirqs_off+0xb8/0x310
[  371.718673]  ? trace_hardirqs_off+0xb8/0x310
[  371.723093]  __alloc_pages_slowpath+0x2667/0x2d80
[  371.727971]  ? warn_alloc+0x120/0x120
[  371.731779]  ? __bfs+0xb0/0x7a0
[  371.735062]  ? warn_alloc+0x120/0x120
[  371.738865]  ? print_usage_bug+0xc0/0xc0
[  371.742943]  ? lock_pin_lock+0x350/0x350
[  371.747022]  ? lock_downgrade+0x900/0x900
[  371.751177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.756715]  ? should_fail+0x22d/0xd01
[  371.760606]  ? trace_hardirqs_off+0xb8/0x310
[  371.765789]  ? kasan_check_read+0x11/0x20
[  371.769952]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.775065]  ? __lock_acquire+0x7ec/0x4ec0
[  371.779307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.784549]  ? should_fail+0x22d/0xd01
[  371.788449]  ? mark_held_locks+0x130/0x130
[  371.792686]  ? mark_held_locks+0x130/0x130
[  371.796927]  ? print_usage_bug+0xc0/0xc0
[  371.801005]  ? graph_lock+0x170/0x170
[  371.804815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.810353]  ? check_preemption_disabled+0x48/0x200
[  371.815371]  ? check_preemption_disabled+0x48/0x200
[  371.820401]  ? __lock_is_held+0xb5/0x140
[  371.824469]  __alloc_pages_nodemask+0xa80/0xde0
[  371.829138]  ? graph_lock+0x170/0x170
[  371.832952]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  371.837969]  ? graph_lock+0x170/0x170
[  371.841787]  ? find_held_lock+0x36/0x1c0
[  371.845861]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.850535]  ? lock_downgrade+0x900/0x900
[  371.854697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.860241]  cache_grow_begin+0x91/0x8c0
[  371.864304]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.868726]  fallback_alloc+0x203/0x2e0
[  371.872709]  ____cache_alloc_node+0x1c7/0x1e0
[  371.877211]  kmem_cache_alloc_node+0xe3/0x730
[  371.881707]  ? mark_held_locks+0xc7/0x130
[  371.885867]  __alloc_skb+0x119/0x770
[  371.889585]  ? skb_scrub_packet+0x490/0x490
[  371.893934]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  371.898527]  ? queue_work_on+0x12c/0x1e0
[  371.902594]  ? switchdev_port_obj_del+0xdc/0x450
[  371.907351]  ? switchdev_trans_item_enqueue+0x260/0x260
[  371.912715]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  371.917822]  ? mod_timer+0x647/0x1440
[  371.921623]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  371.926647]  __br_mdb_notify+0x4ff/0x15d0
[  371.930809]  ? __br_mdb_add+0x800/0x800
[  371.934797]  ? graph_lock+0x170/0x170
[  371.938608]  ? br_multicast_group_expired+0x96/0x610
[  371.943724]  br_mdb_notify+0x310/0x410
[  371.947635]  ? br_mdb_dump+0x2530/0x2530
[  371.951704]  ? kasan_check_write+0x14/0x20
[  371.955950]  ? do_raw_spin_lock+0xc1/0x200
[  371.960199]  br_multicast_group_expired+0x1bc/0x610
[  371.965221]  ? br_mdb_free+0x80/0x80
[  371.968954]  call_timer_fn+0x272/0x920
[  371.972848]  ? br_mdb_free+0x80/0x80
[  371.976564]  ? process_timeout+0x40/0x40
[  371.980623]  ? find_held_lock+0x36/0x1c0
[  371.984700]  ? __run_timers+0x7da/0xc70
[  371.988683]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.993178]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.997673]  ? br_mdb_free+0x80/0x80
[  372.001391]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  372.005982]  ? trace_hardirqs_on+0xbd/0x310
[  372.010304]  ? kasan_check_read+0x11/0x20
[  372.014458]  ? __run_timers+0x7da/0xc70
[  372.018435]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.023892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.028139]  ? br_mdb_free+0x80/0x80
[  372.031876]  __run_timers+0x7e5/0xc70
[  372.035699]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  372.041068]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  372.046090]  ? graph_lock+0x170/0x170
[  372.049895]  ? enqueue_hrtimer+0x1a5/0x560
[  372.054137]  ? lock_release+0x970/0x970
[  372.058114]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  372.063315]  ? find_held_lock+0x36/0x1c0
[  372.067384]  ? graph_lock+0x170/0x170
[  372.071186]  ? pvclock_read_flags+0x160/0x160
[  372.075683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.081223]  ? check_preemption_disabled+0x48/0x200
[  372.086254]  ? __lock_is_held+0xb5/0x140
[  372.090319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.095857]  ? check_preemption_disabled+0x48/0x200
[  372.100915]  run_timer_softirq+0x52/0xb0
[  372.104984]  ? rcu_read_lock_sched_held+0x108/0x120
[  372.110010]  __do_softirq+0x30b/0xad8
[  372.113825]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  372.118939]  ? pvclock_read_flags+0x160/0x160
[  372.123437]  ? lapic_next_event+0x5a/0x90
[  372.127586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.133125]  ? check_preemption_disabled+0x48/0x200
[  372.138142]  ? check_preemption_disabled+0x48/0x200
[  372.143164]  ? kvm_clock_read+0x18/0x30
[  372.147143]  ? kvm_sched_clock_read+0x9/0x20
[  372.151556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.157096]  ? check_preemption_disabled+0x48/0x200
[  372.162127]  irq_exit+0x17f/0x1c0
[  372.165582]  smp_apic_timer_interrupt+0x1cb/0x760
[  372.170424]  ? smp_reschedule_interrupt+0x109/0x650
[  372.175440]  ? smp_call_function_single_interrupt+0x650/0x650
[  372.181323]  ? interrupt_entry+0xb5/0xf0
[  372.185388]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.190417]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.195465]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.200311]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.205327]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.210344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.215883]  ? check_preemption_disabled+0x48/0x200
[  372.220917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.226466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.231325]  apic_timer_interrupt+0xf/0x20
[  372.235552]  </IRQ>
[  372.237790] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  372.243673] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  372.262574] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  372.270285] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  372.277552] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  372.284820] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  372.292091] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  372.299361] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  372.306658]  ? save_stack+0xa9/0xd0
[  372.310298]  __kmalloc_node_track_caller+0x33/0x70
[  372.315237]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  372.320013]  pskb_expand_head+0x230/0x10f0
[  372.324253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.329789]  ? memcpy+0x45/0x50
[  372.333071]  ? __copy_skb_header+0x350/0x6b0
[  372.337498]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  372.342003]  ? skb_checksum+0x140/0x140
[  372.345996]  ? __lock_is_held+0xb5/0x140
[  372.350063]  ? kasan_check_write+0x14/0x20
[  372.354300]  ? __skb_clone+0x6c7/0xa00
[  372.358190]  ? __copy_skb_header+0x6b0/0x6b0
[  372.362629]  ? kmem_cache_alloc+0x33a/0x730
[  372.366953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.372502]  skb_ensure_writable+0x3dd/0x640
[  372.376922]  ? skb_cow_data+0xf10/0xf10
[  372.380903]  ? preempt_notifier_register+0x200/0x200
[  372.386018]  ? __switch_to_asm+0x34/0x70
[  372.390078]  ? __switch_to_asm+0x34/0x70
[  372.394142]  ? __switch_to_asm+0x40/0x70
[  372.398200]  ? __switch_to_asm+0x34/0x70
[  372.402261]  ? __switch_to_asm+0x40/0x70
[  372.406321]  ? __switch_to_asm+0x40/0x70
[  372.410379]  ? __switch_to_asm+0x34/0x70
[  372.414440]  ? __switch_to_asm+0x34/0x70
[  372.418500]  ? __switch_to_asm+0x40/0x70
[  372.422578]  ? __switch_to_asm+0x34/0x70
[  372.426648]  bpf_clone_redirect+0x14a/0x490
[  372.430984]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  372.436010]  ? __sched_text_start+0x8/0x8
[  372.440174]  ? find_held_lock+0x36/0x1c0
[  372.444245]  ? lock_acquire+0x1ed/0x520
[  372.448218]  ? bpf_test_run+0x32e/0x5a0
[  372.452193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.457752]  ? check_preemption_disabled+0x48/0x200
[  372.462776]  ? kasan_check_read+0x11/0x20
[  372.466935]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  372.472217]  ? rcu_bh_qs+0xc0/0xc0
[  372.475762]  ? preempt_schedule+0x4d/0x60
[  372.479920]  ? ___preempt_schedule+0x16/0x18
[  372.484338]  ? bpf_test_run+0x1c0/0x5a0
[  372.488325]  ? netlink_diag_dump+0x2a0/0x2a0
[  372.492740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.498276]  ? bpf_test_init.isra.9+0x70/0x100
[  372.502863]  ? bpf_prog_test_run_skb+0x634/0xb40
[  372.507628]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  372.512489]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  372.518030]  ? fput+0x130/0x1a0
[  372.521315]  ? __bpf_prog_get+0x9b/0x290
[  372.525378]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  372.530223]  ? bpf_prog_test_run+0x130/0x1a0
[  372.534637]  ? __x64_sys_bpf+0x3d8/0x510
[  372.538699]  ? bpf_prog_get+0x20/0x20
[  372.542524]  ? do_syscall_64+0x1b9/0x820
[  372.546588]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  372.551954]  ? syscall_return_slowpath+0x5e0/0x5e0
[  372.556888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.561744]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.566765]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  372.571785]  ? prepare_exit_to_usermode+0x291/0x3b0
[  372.576831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.581714]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  372.587102] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  372.587104] Mem-Info:
[  372.587148] active_anon:29560 inactive_anon:112 isolated_anon:0
[  372.587148]  active_file:13 inactive_file:14 isolated_file:0
[  372.587148]  unevictable:0 dirty:0 writeback:0 unstable:0
[  372.587148]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  372.587148]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  372.587148]  free:13798 free_pcp:488 free_cma:0
[  372.594051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.594060] Call Trace:
[  372.596511] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  372.629380]  <IRQ>
[  372.638724] Node 0 
[  372.641312]  dump_stack+0x1c4/0x2b4
[  372.669039] 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
[  372.671169]  ? dump_stack_print_info.cold.2+0x52/0x52
[  372.673374] lowmem_reserve[]: 0
[  372.677015]  warn_alloc.cold.119+0xb7/0x1bd
[  372.702481]  2819 6323
[  372.707681]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.710940]  6323
[  372.715258]  ? lock_downgrade+0x900/0x900
[  372.722571]  ? trace_hardirqs_off+0xb8/0x310
[  372.724605] Node 0 
[  372.728751]  ? trace_hardirqs_off+0xb8/0x310
[  372.733161] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:8kB free_cma:0kB
[  372.735376]  __alloc_pages_slowpath+0x2667/0x2d80
[  372.739746] lowmem_reserve[]: 0
[  372.766328]  ? warn_alloc+0x120/0x120
[  372.771121]  0
[  372.774397]  ? warn_alloc+0x120/0x120
[  372.778163]  3503 3503
[  372.779969]  ? print_usage_bug+0xc0/0xc0
[  372.786261]  ? warn_alloc+0x120/0x120
[  372.790298] Node 0 
[  372.794088]  ? print_usage_bug+0xc0/0xc0
[  372.794120] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:596kB free_cma:0kB
[  372.794127] lowmem_reserve[]:
[  372.796359]  ? __lock_acquire+0x7ec/0x4ec0
[  372.800411]  0
[  372.828779]  ? __lock_acquire+0x7ec/0x4ec0
[  372.831853]  0 0
[  372.836092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.837867]  0
[  372.842095]  ? should_fail+0x22d/0xd01
[  372.849579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.851361] Node 0 
[  372.855243]  ? __lock_acquire+0x7ec/0x4ec0
[  372.860318] DMA: 
[  372.862552]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.866784] 1*4kB 
[  372.868821]  ? __lock_acquire+0x7ec/0x4ec0
[  372.873901] (U) 
[  372.876051]  ? should_fail+0x22d/0xd01
[  372.880365] 0*8kB 
[  372.882430]  ? ip6t_do_table+0xd9e/0x1d30
[  372.886201] 0*16kB 
[  372.888353]  ? mark_held_locks+0x130/0x130
[  372.892471] 1*32kB 
[  372.894706]  ? mark_held_locks+0x130/0x130
[  372.898925] (U) 
[  372.901159]  ? try_to_wake_up+0x10a/0x12f0
[  372.905372] 2*64kB 
[  372.907340]  ? graph_lock+0x170/0x170
[  372.911549] (U) 
[  372.913780]  ? print_usage_bug+0xc0/0xc0
[  372.917559] 1*128kB 
[  372.919530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.923566] (U) 
[  372.925886]  ? check_preemption_disabled+0x48/0x200
[  372.931391] 1*256kB (U) 
[  372.933375]  ? check_preemption_disabled+0x48/0x200
[  372.938359] 0*512kB 1*1024kB 
[  372.941043]  ? __lock_is_held+0xb5/0x140
[  372.946029] (U) 
[  372.949133]  __alloc_pages_nodemask+0xa80/0xde0
[  372.953170] 1*2048kB 
[  372.955142]  ? graph_lock+0x170/0x170
[  372.959787] (M) 
[  372.962197]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  372.965982] 3*4096kB 
[  372.967954]  ? graph_lock+0x170/0x170
[  372.972950] (M) 
[  372.975364]  ? find_held_lock+0x36/0x1c0
[  372.979127] = 15908kB
[  372.979135] Node 0 
[  372.981112]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.985143] DMA32: 
[  372.987551]  ? lock_downgrade+0x900/0x900
[  372.989767] 6*4kB 
[  372.994432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.996640] (MH) 
[  373.000787]  cache_grow_begin+0x91/0x8c0
[  373.002905] 0*8kB 3*16kB 
[  373.008457]  ? do_raw_spin_unlock+0xa7/0x2f0
[  373.010496] (MH) 
[  373.014557]  fallback_alloc+0x203/0x2e0
[  373.017281] 2*32kB (M) 
[  373.021705]  ____cache_alloc_node+0x1c7/0x1e0
[  373.023762] 5*64kB 
[  373.027733]  kmem_cache_alloc_node+0xe3/0x730
[  373.030294] (MH) 
[  373.034786]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.036998] 4*128kB (MH) 
[  373.041505]  __alloc_skb+0x119/0x770
[  373.043537] 3*256kB (M) 
[  373.047774]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.050518] 4*512kB (MH) 
[  373.054247]  ? skb_scrub_packet+0x490/0x490
[  373.056890] 3*1024kB (MH) 
[  373.062180]  ? lock_downgrade+0x900/0x900
[  373.064916] 3*2048kB (M) 
[  373.069243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.072059] 3*4096kB 
[  373.076205]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.078936] (M) 
[  373.084465]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.086854] = 25288kB
[  373.092298]  ? addrconf_rs_timer+0x690/0x690
[  373.094251] Node 0 
[  373.099747]  ndisc_alloc_skb+0x144/0x340
[  373.102128] Normal: 
[  373.106531]  ndisc_send_rs+0x331/0x6e0
[  373.108743] 9*4kB 
[  373.112812]  addrconf_rs_timer+0x314/0x690
[  373.115114] (ME) 
[  373.118999]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.121126] 37*8kB 
[  373.125385]  call_timer_fn+0x272/0x920
[  373.127418] (UM) 
[  373.131646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.133863] 34*16kB 
[  373.137745]  ? process_timeout+0x40/0x40
[  373.139786] (UMH) 
[  373.144013]  ? find_held_lock+0x36/0x1c0
[  373.146311] 36*32kB (UMH) 
[  373.150381]  ? mark_held_locks+0xc7/0x130
[  373.152510] 19*64kB 
[  373.156604]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.159422] (MH) 
[  373.163561]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.165859] 11*128kB 
[  373.170362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.172393] (UMH) 5*256kB 
[  373.176889]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  373.179274] (UM) 
[  373.183508]  ? trace_hardirqs_on+0xbd/0x310
[  373.186327] 4*512kB (UH) 
[  373.190916]  ? kasan_check_read+0x11/0x20
[  373.192955] 2*1024kB 
[  373.197271]  ? __run_timers+0x7da/0xc70
[  373.200007] (H) 
[  373.204147]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.206531] 2*2048kB 
[  373.210513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.212454] (MH) 
[  373.217903]  __run_timers+0x7e5/0xc70
[  373.220307] 0*4096kB 
[  373.224542]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  373.226578] = 14124kB
[  373.230372]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.232762] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  373.238112]  ? rcu_bh_qs+0xc0/0xc0
[  373.240504] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  373.245770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.254595] 146 total pagecache pages
[  373.258145]  ? mark_held_locks+0xc7/0x130
[  373.266696] 0 pages in swap cache
[  373.272224]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  373.276004] Swap cache stats: add 0, delete 0, find 0/0
[  373.276013] Free swap  = 0kB
[  373.280153]  ? retint_kernel+0x2d/0x2d
[  373.283573] Total swap = 0kB
[  373.283581] 1965979 pages RAM
[  373.288330]  ? trace_hardirqs_on_caller+0xc0/0x310
[  373.293660] 0 pages HighMem/MovableOnly
[  373.293669] 342307 pages reserved
[  373.296680]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  373.300535] 0 pages cma reserved
[  373.300715] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.303555]  ? trace_hardirqs_off+0x310/0x310
[  373.306640] syz-executor0 cpuset=
[  373.311566]  ? check_preemption_disabled+0x48/0x200
[  373.315508] syz0
[  373.318958]  ? graph_lock+0x170/0x170
[  373.323692]  mems_allowed=0
[  373.327050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.364639]  ? check_preemption_disabled+0x48/0x200
[  373.369673]  ? __lock_is_held+0xb5/0x140
[  373.373740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.379278]  ? check_preemption_disabled+0x48/0x200
[  373.384305]  run_timer_softirq+0x52/0xb0
[  373.388367]  ? rcu_read_lock_sched_held+0x108/0x120
[  373.393388]  __do_softirq+0x30b/0xad8
[  373.397204]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  373.402314]  ? pvclock_read_flags+0x160/0x160
[  373.406809]  ? lapic_next_event+0x5a/0x90
[  373.410990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.416536]  ? check_preemption_disabled+0x48/0x200
[  373.421558]  ? check_preemption_disabled+0x48/0x200
[  373.426580]  ? kvm_clock_read+0x18/0x30
[  373.430554]  ? kvm_sched_clock_read+0x9/0x20
[  373.434967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.440511]  ? check_preemption_disabled+0x48/0x200
[  373.445542]  irq_exit+0x17f/0x1c0
[  373.449004]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.453847]  ? smp_reschedule_interrupt+0x109/0x650
[  373.458867]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.464751]  ? interrupt_entry+0xb5/0xf0
[  373.468820]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.473838]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.478857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.483705]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.488736]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.493759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.499303]  ? check_preemption_disabled+0x48/0x200
[  373.504318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.509865]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.514720]  apic_timer_interrupt+0xf/0x20
[  373.518951]  </IRQ>
[  373.521193] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  373.526472] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  373.545377] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  373.553091] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  373.560359] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  373.567625] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  373.574897] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  373.582175] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  373.589489]  ? arch_local_irq_restore+0x45/0x52
[  373.594202]  dump_stack+0x26a/0x2b4
[  373.597839]  ? dump_stack_print_info.cold.2+0x52/0x52
[  373.603056]  ? mark_held_locks+0x130/0x130
[  373.607291]  ? mark_held_locks+0x130/0x130
[  373.611534]  dump_header+0x27b/0xf72
[  373.615260]  ? pagefault_out_of_memory+0x197/0x197
[  373.620204]  ? __lock_acquire+0x7ec/0x4ec0
[  373.624440]  ? mem_cgroup_charge_statistics+0x780/0x780
[  373.629809]  ? print_usage_bug+0xc0/0xc0
[  373.633872]  ? print_usage_bug+0xc0/0xc0
[  373.637947]  ? graph_lock+0x170/0x170
[  373.641754]  ? print_usage_bug+0xc0/0xc0
[  373.645815]  ? print_usage_bug+0xc0/0xc0
[  373.649886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.655577]  ? find_held_lock+0x36/0x1c0
[  373.659649]  ? mark_held_locks+0xc7/0x130
[  373.663805]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  373.668917]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  373.674023]  ? lockdep_hardirqs_on+0x421/0x5c0
[  373.678608]  ? trace_hardirqs_on+0xbd/0x310
[  373.682937]  ? kasan_check_read+0x11/0x20
[  373.687091]  ? ___ratelimit+0x36f/0x655
[  373.691071]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.696522]  ? trace_hardirqs_on+0x310/0x310
[  373.700940]  ? lock_downgrade+0x900/0x900
[  373.705097]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  373.710203]  ? ___ratelimit+0xaa/0x655
[  373.714093]  ? idr_get_free+0xec0/0xec0
[  373.718070]  ? kasan_check_write+0x14/0x20
[  373.722308]  ? do_raw_spin_lock+0xc1/0x200
[  373.726552]  oom_kill_process.cold.27+0x10/0x903
[  373.731315]  ? graph_lock+0x170/0x170
[  373.735127]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  373.740929]  ? kasan_check_read+0x11/0x20
[  373.745083]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.750366]  ? oom_evaluate_task+0x540/0x540
[  373.754784]  ? find_held_lock+0x36/0x1c0
[  373.758857]  ? out_of_memory+0x974/0x1430
[  373.763007]  ? lock_downgrade+0x900/0x900
[  373.767163]  ? check_preemption_disabled+0x48/0x200
[  373.772190]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  373.777988]  ? kasan_check_read+0x11/0x20
[  373.782141]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.787949]  ? rcu_bh_qs+0xc0/0xc0
[  373.791503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.797041]  ? oom_evaluate_task+0x302/0x540
[  373.801454]  out_of_memory+0xa84/0x1430
[  373.805441]  ? oom_killer_disable+0x3a0/0x3a0
[  373.809943]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  373.814881]  ? __mutex_add_waiter+0x2a0/0x2a0
[  373.819400]  __alloc_pages_slowpath+0x2318/0x2d80
[  373.824279]  ? warn_alloc+0x120/0x120
[  373.828098]  ? find_get_entry+0x2f2/0xc40
[  373.832258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.837798]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  373.842731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.848272]  ? should_fail+0x22d/0xd01
[  373.852165]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.857273]  ? __lock_is_held+0xb5/0x140
[  373.861389]  ? __lock_is_held+0xb5/0x140
[  373.865457]  ? find_held_lock+0x36/0x1c0
[  373.869526]  ? ___might_sleep+0x1ed/0x300
[  373.873674]  ? lock_release+0x970/0x970
[  373.877657]  ? arch_local_save_flags+0x40/0x40
[  373.882254]  ? __might_sleep+0x95/0x190
[  373.886237]  __alloc_pages_nodemask+0xa80/0xde0
[  373.890955]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  373.895977]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  373.901775]  ? kasan_check_read+0x11/0x20
[  373.905934]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.911219]  ? graph_lock+0x170/0x170
[  373.915022]  ? print_usage_bug+0xc0/0xc0
[  373.919087]  ? graph_lock+0x170/0x170
[  373.922887]  ? graph_lock+0x170/0x170
[  373.926700]  ? __do_page_cache_readahead+0x7ce/0x980
[  373.931812]  ? find_held_lock+0x36/0x1c0
[  373.935881]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  373.941429]  alloc_pages_current+0x10c/0x210
[  373.945838]  ? lock_downgrade+0x900/0x900
[  373.949994]  __page_cache_alloc+0x38f/0x5b0
[  373.954319]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  373.960116]  ? kasan_check_read+0x11/0x20
[  373.964265]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.969548]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  373.974225]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.979764]  ? check_preemption_disabled+0x48/0x200
[  373.984791]  filemap_fault+0x1594/0x25f0
[  373.988868]  ? __lock_page_or_retry+0xa00/0xa00
[  373.993542]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  373.999338]  ? kasan_check_read+0x11/0x20
[  374.003493]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  374.008777]  ? rcu_bh_qs+0xc0/0xc0
[  374.012334]  ? filemap_map_pages+0xdea/0x1980
[  374.016838]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  374.021957]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  374.027234]  ? debug_object_free+0x325/0x690
[  374.031650]  ? find_get_pages_range_tag+0x1320/0x1320
[  374.036845]  ? graph_lock+0x170/0x170
[  374.040654]  ? kasan_check_read+0x11/0x20
[  374.044804]  ? debug_object_destroy+0x2b0/0x2b0
[  374.049488]  ? lock_acquire+0x1ed/0x520
[  374.053464]  ? ext4_filemap_fault+0x7a/0xad
[  374.057799]  ? lock_release+0x970/0x970
[  374.061790]  ? arch_local_save_flags+0x40/0x40
[  374.066383]  ? futex_wait_setup+0x3e0/0x3e0
[  374.070723]  ? down_read+0xb0/0x1d0
[  374.074349]  ? ext4_filemap_fault+0x7a/0xad
[  374.078674]  ? __down_interruptible+0x700/0x700
[  374.083367]  ext4_filemap_fault+0x82/0xad
[  374.087520]  __do_fault+0x100/0x6b0
[  374.091153]  ? print_bad_pte+0x6c0/0x6c0
[  374.095219]  ? do_futex+0x249/0x26d0
[  374.098948]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.103364]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  374.107945]  ? kasan_check_read+0x11/0x20
[  374.112096]  ? pmd_val+0x88/0x100
[  374.115552]  ? add_mm_counter_fast+0xd0/0xd0
[  374.119964]  ? pmd_val+0x88/0x100
[  374.123419]  ? add_mm_counter_fast+0xd0/0xd0
[  374.127833]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.133382]  __handle_mm_fault+0x3709/0x53e0
[  374.137801]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  374.142647]  ? graph_lock+0x170/0x170
[  374.146451]  ? print_usage_bug+0xc0/0xc0
[  374.150525]  ? graph_lock+0x170/0x170
[  374.154326]  ? graph_lock+0x170/0x170
[  374.158152]  ? handle_mm_fault+0x42a/0xc70
[  374.162392]  ? lock_downgrade+0x900/0x900
[  374.166547]  ? check_preemption_disabled+0x48/0x200
[  374.171576]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  374.177371]  ? kasan_check_read+0x11/0x20
[  374.181521]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  374.186803]  ? rcu_bh_qs+0xc0/0xc0
[  374.190347]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.195818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.201358]  ? check_preemption_disabled+0x48/0x200
[  374.206387]  handle_mm_fault+0x54f/0xc70
[  374.210455]  ? __handle_mm_fault+0x53e0/0x53e0
[  374.215047]  ? find_vma+0x34/0x190
[  374.218596]  __do_page_fault+0x67d/0xed0
[  374.222670]  ? mm_fault_error+0x380/0x380
[  374.226818]  ? trace_hardirqs_off+0xb8/0x310
[  374.231327]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  374.236697]  ? trace_hardirqs_on+0x310/0x310
[  374.241117]  do_page_fault+0xf2/0x7e0
[  374.244931]  ? vmalloc_sync_all+0x30/0x30
[  374.249085]  ? error_entry+0x70/0xd0
[  374.252805]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.257820]  ? trace_hardirqs_on_caller+0xc0/0x310
[  374.262753]  ? syscall_return_slowpath+0x5e0/0x5e0
[  374.267686]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.272530]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.277549]  ? trace_hardirqs_off+0x310/0x310
[  374.282053]  ? prepare_exit_to_usermode+0x291/0x3b0
[  374.287070]  ? page_fault+0x8/0x30
[  374.290613]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.295456]  ? page_fault+0x8/0x30
[  374.299007]  page_fault+0x1e/0x30
[  374.302463] RIP: 0033:0x45ddf3
[  374.305663] Code: Bad RIP value.
[  374.309023] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  374.314388] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  374.321656] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  374.328981] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  374.336262] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  374.343528] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  374.350823] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  374.350826] Mem-Info:
[  374.350855] active_anon:29560 inactive_anon:112 isolated_anon:0
[  374.350855]  active_file:13 inactive_file:14 isolated_file:0
[  374.350855]  unevictable:0 dirty:0 writeback:0 unstable:0
[  374.350855]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  374.350855]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  374.350855]  free:13798 free_pcp:488 free_cma:0
[  374.358111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.358119] Call Trace:
[  374.360565] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  374.393412]  <IRQ>
[  374.402777] Node 0 
[  374.405363]  dump_stack+0x1c4/0x2b4
[  374.432688] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  374.434826]  ? dump_stack_print_info.cold.2+0x52/0x52
[  374.437028] lowmem_reserve[]: 0
[  374.440666]  warn_alloc.cold.119+0xb7/0x1bd
[  374.466135]  2819 6323
[  374.471331]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.474582]  6323
[  374.478917]  ? lock_downgrade+0x900/0x900
[  374.481387] Node 0 
[  374.486244]  ? trace_hardirqs_off+0xb8/0x310
[  374.488302] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  374.492422]  ? trace_hardirqs_off+0xb8/0x310
[  374.494626] lowmem_reserve[]: 0
[  374.499041]  __alloc_pages_slowpath+0x2667/0x2d80
[  374.525560]  0
[  374.529999]  ? warn_alloc+0x120/0x120
[  374.533222]  3503
[  374.538063]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.539833]  3503
[  374.543639]  ? warn_alloc+0x120/0x120
[  374.545682] Node 0 
[  374.550697]  ? print_usage_bug+0xc0/0xc0
[  374.552773] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  374.556546]  ? warn_alloc+0x120/0x120
[  374.558751] lowmem_reserve[]: 0
[  374.562816]  ? print_usage_bug+0xc0/0xc0
[  374.591241]  0 0
[  374.595052]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.598299]  0
[  374.602370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.604313] Node 0 
[  374.609501]  ? should_fail+0x22d/0xd01
[  374.611278] DMA: 
[  374.616810]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.619028] 1*4kB 
[  374.622921]  ? __lock_acquire+0x7ec/0x4ec0
[  374.624956] (U) 
[  374.630060]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.632184] 0*8kB 0*16kB 
[  374.636423]  ? should_fail+0x22d/0xd01
[  374.638370] 1*32kB (U) 
[  374.643489]  ? mark_held_locks+0x130/0x130
[  374.646221] 2*64kB 
[  374.650101]  ? mark_held_locks+0x130/0x130
[  374.652653] (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  374.652688] Node 0 DMA32: 6*4kB (MH) 0*8kB 3*16kB (MH) 2*32kB (M) 5*64kB (MH) 4*128kB (MH) 3*256kB (M) 4*512kB (MH) 3*1024kB (MH) 3*2048kB (M) 3*4096kB (M) = 25288kB
[  374.652748] Node 0 Normal: 9*4kB (ME) 37*8kB (UM) 34*16kB (UMH) 36*32kB (UMH) 19*64kB (MH) 11*128kB (UMH) 5*256kB (UM) 4*512kB (UH) 2*1024kB (H) 2*2048kB (MH) 0*4096kB = 14124kB
[  374.652815] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  374.652821] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  374.652824] 146 total pagecache pages
[  374.652834] 0 pages in swap cache
[  374.652839] Swap cache stats: add 0, delete 0, find 0/0
[  374.652842] Free swap  = 0kB
[  374.652844] Total swap = 0kB
[  374.652848] 1965979 pages RAM
[  374.652851] 0 pages HighMem/MovableOnly
[  374.652853] 342307 pages reserved
[  374.652856] 0 pages cma reserved
[  374.652906] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.652983] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.657169]  ? print_usage_bug+0xc0/0xc0
[  374.659397] syz-fuzzer cpuset=
[  374.663633]  ? find_held_lock+0x36/0x1c0
[  374.672531] /
[  374.687438]  ? graph_lock+0x170/0x170
[  374.703372]  mems_allowed=0
[  374.712200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.795141]  ? check_preemption_disabled+0x48/0x200
[  374.800160]  ? check_preemption_disabled+0x48/0x200
[  374.805195]  ? __lock_is_held+0xb5/0x140
[  374.809269]  __alloc_pages_nodemask+0xa80/0xde0
[  374.813951]  ? graph_lock+0x170/0x170
[  374.817762]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  374.822791]  ? graph_lock+0x170/0x170
[  374.826647]  ? find_held_lock+0x36/0x1c0
[  374.830718]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.835389]  ? lock_downgrade+0x900/0x900
[  374.839547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.845115]  cache_grow_begin+0x91/0x8c0
[  374.849179]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.853600]  fallback_alloc+0x203/0x2e0
[  374.857596]  ____cache_alloc_node+0x1c7/0x1e0
[  374.862114]  kmem_cache_alloc_node+0xe3/0x730
[  374.866610]  ? mark_held_locks+0xc7/0x130
[  374.870768]  __alloc_skb+0x119/0x770
[  374.874488]  ? skb_scrub_packet+0x490/0x490
[  374.878946]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  374.883575]  ? queue_work_on+0x12c/0x1e0
[  374.887646]  ? switchdev_port_obj_del+0xdc/0x450
[  374.892402]  ? switchdev_trans_item_enqueue+0x260/0x260
[  374.897771]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  374.902798]  __br_mdb_notify+0x4ff/0x15d0
[  374.906961]  ? __br_mdb_add+0x800/0x800
[  374.910949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.916497]  ? check_preemption_disabled+0x48/0x200
[  374.921524]  ? graph_lock+0x170/0x170
[  374.925349]  ? br_multicast_group_expired+0x96/0x610
[  374.930453]  ? lock_downgrade+0x900/0x900
[  374.934609]  br_mdb_notify+0x310/0x410
[  374.938502]  ? br_mdb_dump+0x2530/0x2530
[  374.942619]  ? kasan_check_write+0x14/0x20
[  374.946858]  ? do_raw_spin_lock+0xc1/0x200
[  374.951101]  br_multicast_group_expired+0x1bc/0x610
[  374.956121]  ? br_mdb_free+0x80/0x80
[  374.959891]  call_timer_fn+0x272/0x920
[  374.963798]  ? br_mdb_free+0x80/0x80
[  374.967513]  ? process_timeout+0x40/0x40
[  374.971587]  ? find_held_lock+0x36/0x1c0
[  374.975657]  ? __run_timers+0x7da/0xc70
[  374.979649]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.984217]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.988716]  ? br_mdb_free+0x80/0x80
[  374.992430]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  374.997032]  ? trace_hardirqs_on+0xbd/0x310
[  375.001355]  ? kasan_check_read+0x11/0x20
[  375.005502]  ? __run_timers+0x7da/0xc70
[  375.009478]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.014949]  ? br_mdb_free+0x80/0x80
[  375.018671]  ? br_mdb_free+0x80/0x80
[  375.022397]  __run_timers+0x7e5/0xc70
[  375.026219]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  375.031588]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  375.036604]  ? graph_lock+0x170/0x170
[  375.040409]  ? enqueue_hrtimer+0x1a5/0x560
[  375.044643]  ? lock_release+0x970/0x970
[  375.048620]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  375.053816]  ? find_held_lock+0x36/0x1c0
[  375.057882]  ? graph_lock+0x170/0x170
[  375.061695]  ? pvclock_read_flags+0x160/0x160
[  375.066192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.071735]  ? check_preemption_disabled+0x48/0x200
[  375.076766]  ? __lock_is_held+0xb5/0x140
[  375.080830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.086371]  ? check_preemption_disabled+0x48/0x200
[  375.091396]  run_timer_softirq+0x52/0xb0
[  375.095458]  ? rcu_read_lock_sched_held+0x108/0x120
[  375.100479]  __do_softirq+0x30b/0xad8
[  375.104291]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  375.109401]  ? pvclock_read_flags+0x160/0x160
[  375.113897]  ? lapic_next_event+0x5a/0x90
[  375.118059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.123604]  ? check_preemption_disabled+0x48/0x200
[  375.128621]  ? check_preemption_disabled+0x48/0x200
[  375.133643]  ? kvm_clock_read+0x18/0x30
[  375.137617]  ? kvm_sched_clock_read+0x9/0x20
[  375.142029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.147570]  ? check_preemption_disabled+0x48/0x200
[  375.152599]  irq_exit+0x17f/0x1c0
[  375.156056]  smp_apic_timer_interrupt+0x1cb/0x760
[  375.160901]  ? smp_reschedule_interrupt+0x109/0x650
[  375.165939]  ? smp_call_function_single_interrupt+0x650/0x650
[  375.171823]  ? interrupt_entry+0xb5/0xf0
[  375.175904]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.180964]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.186006]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.190850]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.195894]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.200943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.206487]  ? check_preemption_disabled+0x48/0x200
[  375.211505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.217056]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.221920]  apic_timer_interrupt+0xf/0x20
[  375.226149]  </IRQ>
[  375.228391] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  375.234274] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  375.253173] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  375.260883] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  375.268158] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  375.275431] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  375.282696] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  375.289966] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  375.297265]  ? save_stack+0xa9/0xd0
[  375.300916]  __kmalloc_node_track_caller+0x33/0x70
[  375.305853]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  375.310618]  pskb_expand_head+0x230/0x10f0
[  375.314857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.320394]  ? memcpy+0x45/0x50
[  375.323676]  ? __copy_skb_header+0x350/0x6b0
[  375.328086]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  375.332587]  ? skb_checksum+0x140/0x140
[  375.336583]  ? __lock_is_held+0xb5/0x140
[  375.340671]  ? kasan_check_write+0x14/0x20
[  375.344926]  ? __skb_clone+0x6c7/0xa00
[  375.348820]  ? __copy_skb_header+0x6b0/0x6b0
[  375.353230]  ? kmem_cache_alloc+0x33a/0x730
[  375.357570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.363118]  skb_ensure_writable+0x3dd/0x640
[  375.367530]  ? skb_cow_data+0xf10/0xf10
[  375.371511]  ? preempt_notifier_register+0x200/0x200
[  375.376657]  ? __switch_to_asm+0x34/0x70
[  375.380720]  ? __switch_to_asm+0x34/0x70
[  375.384780]  ? __switch_to_asm+0x40/0x70
[  375.388843]  ? __switch_to_asm+0x34/0x70
[  375.392901]  ? __switch_to_asm+0x40/0x70
[  375.396974]  ? __switch_to_asm+0x40/0x70
[  375.401041]  ? __switch_to_asm+0x34/0x70
[  375.405101]  ? __switch_to_asm+0x34/0x70
[  375.409159]  ? __switch_to_asm+0x40/0x70
[  375.413221]  ? __switch_to_asm+0x34/0x70
[  375.417291]  bpf_clone_redirect+0x14a/0x490
[  375.421627]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  375.426650]  ? __sched_text_start+0x8/0x8
[  375.430840]  ? find_held_lock+0x36/0x1c0
[  375.434937]  ? lock_acquire+0x1ed/0x520
[  375.438923]  ? bpf_test_run+0x32e/0x5a0
[  375.442900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.448450]  ? check_preemption_disabled+0x48/0x200
[  375.453471]  ? kasan_check_read+0x11/0x20
[  375.457625]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.462945]  ? rcu_bh_qs+0xc0/0xc0
[  375.466498]  ? preempt_schedule+0x4d/0x60
[  375.470652]  ? ___preempt_schedule+0x16/0x18
[  375.475070]  ? bpf_test_run+0x1c0/0x5a0
[  375.479058]  ? netlink_diag_dump+0x2a0/0x2a0
[  375.483473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.489009]  ? bpf_test_init.isra.9+0x70/0x100
[  375.493596]  ? bpf_prog_test_run_skb+0x634/0xb40
[  375.498360]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  375.503207]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  375.508743]  ? fput+0x130/0x1a0
[  375.512026]  ? __bpf_prog_get+0x9b/0x290
[  375.516090]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  375.520937]  ? bpf_prog_test_run+0x130/0x1a0
[  375.525362]  ? __x64_sys_bpf+0x3d8/0x510
[  375.529423]  ? bpf_prog_get+0x20/0x20
[  375.533246]  ? do_syscall_64+0x1b9/0x820
[  375.537308]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  375.542678]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.547612]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.552459]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.557481]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.562501]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.567528]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.572380]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  375.577781] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  375.577971] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.584715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.584724] Call Trace:
[  375.595200] syz-executor0 cpuset=
[  375.604541]  <IRQ>
[  375.607111] syz0
[  375.610566]  dump_stack+0x1c4/0x2b4
[  375.612695]  mems_allowed=0
[  375.614665]  ? dump_stack_print_info.cold.2+0x52/0x52
[  375.626376]  warn_alloc.cold.119+0xb7/0x1bd
[  375.630702]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.635638]  ? lock_downgrade+0x900/0x900
[  375.639796]  ? trace_hardirqs_off+0xb8/0x310
[  375.644214]  ? trace_hardirqs_off+0xb8/0x310
[  375.648641]  __alloc_pages_slowpath+0x2667/0x2d80
[  375.653728]  ? warn_alloc+0x120/0x120
[  375.657535]  ? warn_alloc+0x120/0x120
[  375.661342]  ? print_usage_bug+0xc0/0xc0
[  375.665405]  ? warn_alloc+0x120/0x120
[  375.669207]  ? lock_release+0x970/0x970
[  375.673181]  ? print_usage_bug+0xc0/0xc0
[  375.677251]  ? __lock_acquire+0x7ec/0x4ec0
[  375.681504]  ? __lock_acquire+0x7ec/0x4ec0
[  375.685742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.691297]  ? should_fail+0x22d/0xd01
[  375.695195]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.700301]  ? __lock_acquire+0x7ec/0x4ec0
[  375.704541]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.709646]  ? __lock_acquire+0x7ec/0x4ec0
[  375.713879]  ? should_fail+0x22d/0xd01
[  375.717784]  ? mark_held_locks+0x130/0x130
[  375.722025]  ? mark_held_locks+0x130/0x130
[  375.726261]  ? kvm_clock_read+0x18/0x30
[  375.730249]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  375.735265]  ? ktime_get+0x2e1/0x440
[  375.739001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.744541]  ? graph_lock+0x170/0x170
[  375.748341]  ? print_usage_bug+0xc0/0xc0
[  375.752404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.757949]  ? check_preemption_disabled+0x48/0x200
[  375.762979]  ? check_preemption_disabled+0x48/0x200
[  375.768011]  ? __lock_is_held+0xb5/0x140
[  375.772083]  __alloc_pages_nodemask+0xa80/0xde0
[  375.776759]  ? graph_lock+0x170/0x170
[  375.780580]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  375.786121]  ? graph_lock+0x170/0x170
[  375.789979]  ? find_held_lock+0x36/0x1c0
[  375.794065]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.798749]  ? lock_downgrade+0x900/0x900
[  375.802906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.808471]  cache_grow_begin+0x91/0x8c0
[  375.812543]  ? do_raw_spin_unlock+0xa7/0x2f0
[  375.816965]  fallback_alloc+0x203/0x2e0
[  375.820955]  ____cache_alloc_node+0x1c7/0x1e0
[  375.825457]  kmem_cache_alloc_node+0xe3/0x730
[  375.829960]  ? ipv6_get_ifaddr+0x42e/0x620
[  375.834205]  __alloc_skb+0x119/0x770
[  375.837933]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.843217]  ? skb_scrub_packet+0x490/0x490
[  375.847538]  ? lock_downgrade+0x900/0x900
[  375.851697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.857237]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.862691]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.868143]  ? addrconf_rs_timer+0x690/0x690
[  375.872570]  ndisc_alloc_skb+0x144/0x340
[  375.876638]  ndisc_send_rs+0x331/0x6e0
[  375.880536]  addrconf_rs_timer+0x314/0x690
[  375.884779]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.889028]  call_timer_fn+0x272/0x920
[  375.892928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.897168]  ? process_timeout+0x40/0x40
[  375.901230]  ? find_held_lock+0x36/0x1c0
[  375.905317]  ? mark_held_locks+0xc7/0x130
[  375.909466]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.913990]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.918503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.922741]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  375.927345]  ? trace_hardirqs_on+0xbd/0x310
[  375.931667]  ? kasan_check_read+0x11/0x20
[  375.935819]  ? __run_timers+0x7da/0xc70
[  375.939799]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.945267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.949504]  __run_timers+0x7e5/0xc70
[  375.953319]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  375.958686]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.963970]  ? rcu_bh_qs+0xc0/0xc0
[  375.967515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.973058]  ? mark_held_locks+0xc7/0x130
[  375.977214]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.982001]  ? retint_kernel+0x2d/0x2d
[  375.985895]  ? trace_hardirqs_on_caller+0xc0/0x310
[  375.990864]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.995622]  ? trace_hardirqs_off+0x310/0x310
[  376.000123]  ? check_preemption_disabled+0x48/0x200
[  376.005143]  ? graph_lock+0x170/0x170
[  376.008948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.014494]  ? check_preemption_disabled+0x48/0x200
[  376.019539]  ? __lock_is_held+0xb5/0x140
[  376.023596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.029147]  ? check_preemption_disabled+0x48/0x200
[  376.034173]  run_timer_softirq+0x52/0xb0
[  376.038234]  ? rcu_read_lock_sched_held+0x108/0x120
[  376.043255]  __do_softirq+0x30b/0xad8
[  376.047085]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  376.052197]  ? pvclock_read_flags+0x160/0x160
[  376.056689]  ? lapic_next_event+0x5a/0x90
[  376.060880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.066438]  ? check_preemption_disabled+0x48/0x200
[  376.071469]  ? check_preemption_disabled+0x48/0x200
[  376.076538]  ? kvm_clock_read+0x18/0x30
[  376.080514]  ? kvm_sched_clock_read+0x9/0x20
[  376.084935]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.090473]  ? check_preemption_disabled+0x48/0x200
[  376.095512]  irq_exit+0x17f/0x1c0
[  376.099000]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.103848]  ? smp_reschedule_interrupt+0x109/0x650
[  376.108866]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.114750]  ? interrupt_entry+0xb5/0xf0
[  376.118814]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.123833]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.128849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.133695]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.138710]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.143727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.149266]  ? check_preemption_disabled+0x48/0x200
[  376.154281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.159830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.164686]  apic_timer_interrupt+0xf/0x20
[  376.168924]  </IRQ>
[  376.171170] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  376.176449] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  376.195348] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  376.203056] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  376.210323] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  376.217591] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  376.224882] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  376.232154] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  376.239445]  ? arch_local_irq_restore+0x45/0x52
[  376.244127]  dump_stack+0x26a/0x2b4
[  376.247759]  ? dump_stack_print_info.cold.2+0x52/0x52
[  376.252958]  ? mark_held_locks+0x130/0x130
[  376.257195]  ? mark_held_locks+0x130/0x130
[  376.261436]  dump_header+0x27b/0xf72
[  376.265166]  ? pagefault_out_of_memory+0x197/0x197
[  376.270106]  ? __lock_acquire+0x7ec/0x4ec0
[  376.274342]  ? mem_cgroup_charge_statistics+0x780/0x780
[  376.279707]  ? print_usage_bug+0xc0/0xc0
[  376.283769]  ? print_usage_bug+0xc0/0xc0
[  376.287851]  ? graph_lock+0x170/0x170
[  376.291655]  ? print_usage_bug+0xc0/0xc0
[  376.295716]  ? print_usage_bug+0xc0/0xc0
[  376.299786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.305331]  ? find_held_lock+0x36/0x1c0
[  376.309402]  ? mark_held_locks+0xc7/0x130
[  376.313558]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  376.318685]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  376.323790]  ? lockdep_hardirqs_on+0x421/0x5c0
[  376.328410]  ? trace_hardirqs_on+0xbd/0x310
[  376.332727]  ? kasan_check_read+0x11/0x20
[  376.336877]  ? ___ratelimit+0x36f/0x655
[  376.340859]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.346311]  ? trace_hardirqs_on+0x310/0x310
[  376.350720]  ? lock_downgrade+0x900/0x900
[  376.354874]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  376.359982]  ? ___ratelimit+0xaa/0x655
[  376.363874]  ? idr_get_free+0xec0/0xec0
[  376.367853]  ? kasan_check_write+0x14/0x20
[  376.372091]  ? do_raw_spin_lock+0xc1/0x200
[  376.376335]  oom_kill_process.cold.27+0x10/0x903
[  376.381094]  ? graph_lock+0x170/0x170
[  376.384902]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  376.390709]  ? kasan_check_read+0x11/0x20
[  376.394872]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.400154]  ? oom_evaluate_task+0x540/0x540
[  376.404567]  ? find_held_lock+0x36/0x1c0
[  376.408639]  ? out_of_memory+0x974/0x1430
[  376.412790]  ? lock_downgrade+0x900/0x900
[  376.416948]  ? check_preemption_disabled+0x48/0x200
[  376.421972]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  376.427809]  ? kasan_check_read+0x11/0x20
[  376.431960]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.437240]  ? rcu_bh_qs+0xc0/0xc0
[  376.440786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.446325]  ? oom_evaluate_task+0x302/0x540
[  376.450738]  out_of_memory+0xa84/0x1430
[  376.454724]  ? oom_killer_disable+0x3a0/0x3a0
[  376.459220]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  376.464156]  ? __mutex_add_waiter+0x2a0/0x2a0
[  376.468663]  __alloc_pages_slowpath+0x2318/0x2d80
[  376.473542]  ? warn_alloc+0x120/0x120
[  376.477358]  ? find_get_entry+0x2f2/0xc40
[  376.481549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.487104]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  376.492036]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.497574]  ? should_fail+0x22d/0xd01
[  376.501467]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.506577]  ? __lock_is_held+0xb5/0x140
[  376.510666]  ? __lock_is_held+0xb5/0x140
[  376.514737]  ? find_held_lock+0x36/0x1c0
[  376.518806]  ? ___might_sleep+0x1ed/0x300
[  376.522970]  ? lock_release+0x970/0x970
[  376.526984]  ? arch_local_save_flags+0x40/0x40
[  376.531594]  ? __might_sleep+0x95/0x190
[  376.535577]  __alloc_pages_nodemask+0xa80/0xde0
[  376.540258]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  376.545281]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  376.551079]  ? kasan_check_read+0x11/0x20
[  376.555229]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.560533]  ? graph_lock+0x170/0x170
[  376.564334]  ? print_usage_bug+0xc0/0xc0
[  376.568432]  ? graph_lock+0x170/0x170
[  376.572245]  ? graph_lock+0x170/0x170
[  376.576049]  ? __do_page_cache_readahead+0x7ce/0x980
[  376.581161]  ? find_held_lock+0x36/0x1c0
[  376.585231]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  376.590773]  alloc_pages_current+0x10c/0x210
[  376.595185]  ? lock_downgrade+0x900/0x900
[  376.600039]  __page_cache_alloc+0x38f/0x5b0
[  376.604365]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  376.610337]  ? kasan_check_read+0x11/0x20
[  376.614492]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.619776]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  376.624447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.629997]  ? check_preemption_disabled+0x48/0x200
[  376.635031]  filemap_fault+0x1594/0x25f0
[  376.639137]  ? __lock_page_or_retry+0xa00/0xa00
[  376.643809]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  376.649609]  ? kasan_check_read+0x11/0x20
[  376.653763]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.659073]  ? rcu_bh_qs+0xc0/0xc0
[  376.662629]  ? filemap_map_pages+0xdea/0x1980
[  376.667208]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  376.672320]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  376.677612]  ? debug_object_free+0x325/0x690
[  376.682026]  ? find_get_pages_range_tag+0x1320/0x1320
[  376.687225]  ? graph_lock+0x170/0x170
[  376.691038]  ? kasan_check_read+0x11/0x20
[  376.695189]  ? debug_object_destroy+0x2b0/0x2b0
[  376.699869]  ? lock_acquire+0x1ed/0x520
[  376.703845]  ? ext4_filemap_fault+0x7a/0xad
[  376.708180]  ? lock_release+0x970/0x970
[  376.712157]  ? arch_local_save_flags+0x40/0x40
[  376.716752]  ? futex_wait_setup+0x3e0/0x3e0
[  376.721092]  ? down_read+0xb0/0x1d0
[  376.724723]  ? ext4_filemap_fault+0x7a/0xad
[  376.729051]  ? __down_interruptible+0x700/0x700
[  376.733739]  ext4_filemap_fault+0x82/0xad
[  376.737896]  __do_fault+0x100/0x6b0
[  376.741538]  ? print_bad_pte+0x6c0/0x6c0
[  376.745604]  ? do_futex+0x249/0x26d0
[  376.749324]  ? do_raw_spin_unlock+0xa7/0x2f0
[  376.753740]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  376.758327]  ? kasan_check_read+0x11/0x20
[  376.762485]  ? pmd_val+0x88/0x100
[  376.765946]  ? add_mm_counter_fast+0xd0/0xd0
[  376.770355]  ? pmd_val+0x88/0x100
[  376.773815]  ? add_mm_counter_fast+0xd0/0xd0
[  376.778230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.783773]  __handle_mm_fault+0x3709/0x53e0
[  376.788196]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  376.793044]  ? graph_lock+0x170/0x170
[  376.796846]  ? print_usage_bug+0xc0/0xc0
[  376.800921]  ? graph_lock+0x170/0x170
[  376.804724]  ? graph_lock+0x170/0x170
[  376.808565]  ? handle_mm_fault+0x42a/0xc70
[  376.812803]  ? lock_downgrade+0x900/0x900
[  376.816955]  ? check_preemption_disabled+0x48/0x200
[  376.821979]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  376.827779]  ? kasan_check_read+0x11/0x20
[  376.831938]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.837223]  ? rcu_bh_qs+0xc0/0xc0
[  376.840781]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.846237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.851783]  ? check_preemption_disabled+0x48/0x200
[  376.856811]  handle_mm_fault+0x54f/0xc70
[  376.860880]  ? __handle_mm_fault+0x53e0/0x53e0
[  376.865474]  ? find_vma+0x34/0x190
[  376.869029]  __do_page_fault+0x67d/0xed0
[  376.873109]  ? mm_fault_error+0x380/0x380
[  376.877258]  ? trace_hardirqs_off+0xb8/0x310
[  376.881676]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  376.887055]  ? trace_hardirqs_on+0x310/0x310
[  376.891491]  do_page_fault+0xf2/0x7e0
[  376.895293]  ? vmalloc_sync_all+0x30/0x30
[  376.899458]  ? error_entry+0x70/0xd0
[  376.903176]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.908192]  ? trace_hardirqs_on_caller+0xc0/0x310
[  376.913121]  ? syscall_return_slowpath+0x5e0/0x5e0
[  376.918050]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.922895]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.927925]  ? trace_hardirqs_off+0x310/0x310
[  376.932431]  ? prepare_exit_to_usermode+0x291/0x3b0
[  376.937464]  ? page_fault+0x8/0x30
[  376.941027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.945872]  ? page_fault+0x8/0x30
[  376.949414]  page_fault+0x1e/0x30
[  376.952891] RIP: 0033:0x45ddf3
[  376.956109] Code: Bad RIP value.
[  376.959481] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  376.964850] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  376.972119] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  376.979385] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  376.986654] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  376.993927] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  377.001223] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  377.001228] warn_alloc_show_mem: 1 callbacks suppressed
[  377.001235] Mem-Info:
[  377.008529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.013900] active_anon:29560 inactive_anon:112 isolated_anon:0
[  377.013900]  active_file:13 inactive_file:14 isolated_file:0
[  377.013900]  unevictable:0 dirty:0 writeback:0 unstable:0
[  377.013900]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  377.013900]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  377.013900]  free:13798 free_pcp:488 free_cma:0
[  377.016276] Call Trace:
[  377.025680] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  377.058533]  <IRQ>
[  377.061109] Node 0 
[  377.088441]  dump_stack+0x1c4/0x2b4
[  377.090590] 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
[  377.092800]  ? dump_stack_print_info.cold.2+0x52/0x52
[  377.096399] lowmem_reserve[]:
[  377.121920]  warn_alloc.cold.119+0xb7/0x1bd
[  377.127082]  0
[  377.130187]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.134483]  2819
[  377.136315]  ? lock_downgrade+0x900/0x900
[  377.141130]  6323
[  377.143194]  ? trace_hardirqs_off+0xb8/0x310
[  377.147306]  6323
[  377.149403]  ? trace_hardirqs_off+0xb8/0x310
[  377.153786] Node 0 
[  377.155848]  __alloc_pages_slowpath+0x2667/0x2d80
[  377.160250] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  377.162482]  ? warn_alloc+0x120/0x120
[  377.167268] lowmem_reserve[]: 0
[  377.193834]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  377.197611]  0
[  377.200889]  ? warn_alloc+0x120/0x120
[  377.205876]  3503
[  377.207688]  ? print_usage_bug+0xc0/0xc0
[  377.211542]  3503
[  377.213606]  ? warn_alloc+0x120/0x120
[  377.217644] Node 0 
[  377.219702]  ? print_usage_bug+0xc0/0xc0
[  377.223509] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  377.225714]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  377.229742] lowmem_reserve[]: 0
[  377.258257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.263410]  0 0
[  377.266693]  ? should_fail+0x22d/0xd01
[  377.272204]  0
[  377.274178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.279834]  ? __lock_acquire+0x7ec/0x4ec0
[  377.284918] Node 0 DMA: 
[  377.289152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.289168]  ? should_fail+0x22d/0xd01
[  377.291819] 1*4kB 
[  377.296931]  ? mark_held_locks+0x130/0x130
[  377.300790] (U) 
[  377.302955]  ? mark_held_locks+0x130/0x130
[  377.307167] 0*8kB 
[  377.309140]  ? print_usage_bug+0xc0/0xc0
[  377.313354] 0*16kB 
[  377.315500]  ? find_held_lock+0x36/0x1c0
[  377.319539] 1*32kB 
[  377.321769]  ? graph_lock+0x170/0x170
[  377.325803] (U) 
[  377.328146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.331927] 2*64kB 
[  377.333902]  ? check_preemption_disabled+0x48/0x200
[  377.339414] (U) 
[  377.341652]  ? check_preemption_disabled+0x48/0x200
[  377.346645] 1*128kB 
[  377.348625]  ? __lock_is_held+0xb5/0x140
[  377.353611] (U) 
[  377.355940]  __alloc_pages_nodemask+0xa80/0xde0
[  377.359976] 1*256kB 
[  377.361953]  ? graph_lock+0x170/0x170
[  377.366599] (U) 
[  377.368924]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  377.372696] 0*512kB 1*1024kB 
[  377.374668]  ? graph_lock+0x170/0x170
[  377.374693]  ? find_held_lock+0x36/0x1c0
[  377.379676] (U) 
[  377.382780]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.386555] 1*2048kB 
[  377.390608]  ? lock_downgrade+0x900/0x900
[  377.392552] (M) 3*4096kB 
[  377.397230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.399614] (M) 
[  377.403759]  cache_grow_begin+0x91/0x8c0
[  377.406496] = 15908kB
[  377.412028]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.413986] Node 0 
[  377.418045]  fallback_alloc+0x203/0x2e0
[  377.420420] DMA32: 6*4kB 
[  377.424852]  ____cache_alloc_node+0x1c7/0x1e0
[  377.427067] (MH) 
[  377.431040]  kmem_cache_alloc_node+0xe3/0x730
[  377.433777] 0*8kB 
[  377.438270]  ? mark_held_locks+0xc7/0x130
[  377.440309] 3*16kB 
[  377.444806]  __alloc_skb+0x119/0x770
[  377.446932] (MH) 
[  377.451075]  ? skb_scrub_packet+0x490/0x490
[  377.453284] 2*32kB (M) 
[  377.457005]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  377.459043] 5*64kB 
[  377.463364]  ? queue_work_on+0x12c/0x1e0
[  377.465935] (MH) 
[  377.470516]  ? switchdev_port_obj_del+0xdc/0x450
[  377.472721] 4*128kB (MH) 
[  377.476784]  ? switchdev_trans_item_enqueue+0x260/0x260
[  377.478823] 3*256kB 
[  377.483572]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  377.486302] (M) 
[  377.491660]  __br_mdb_notify+0x4ff/0x15d0
[  377.493962] 4*512kB 
[  377.498985]  ? __br_mdb_add+0x800/0x800
[  377.500934] (MH) 
[  377.505079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.507382] 3*1024kB 
[  377.511355]  ? check_preemption_disabled+0x48/0x200
[  377.513392] (MH) 
[  377.518936]  ? graph_lock+0x170/0x170
[  377.521319] 3*2048kB 
[  377.526330]  ? br_multicast_group_expired+0x96/0x610
[  377.528365] (M) 
[  377.532160]  ? lock_downgrade+0x900/0x900
[  377.534544] 3*4096kB (M) 
[  377.539649]  br_mdb_notify+0x310/0x410
[  377.541601] = 25288kB
[  377.545739]  ? br_mdb_dump+0x2530/0x2530
[  377.548473] Node 0 
[  377.552368]  ? kasan_check_write+0x14/0x20
[  377.554749] Normal: 9*4kB 
[  377.558816]  ? do_raw_spin_lock+0xc1/0x200
[  377.561028] (ME) 
[  377.565257]  br_multicast_group_expired+0x1bc/0x610
[  377.568080] 37*8kB 
[  377.572308]  ? br_mdb_free+0x80/0x80
[  377.574344] (UM) 34*16kB 
[  377.579378]  call_timer_fn+0x272/0x920
[  377.581585] (UMH) 
[  377.585295]  ? br_mdb_free+0x80/0x80
[  377.588029] 36*32kB (UMH) 
[  377.591930]  ? process_timeout+0x40/0x40
[  377.594058] 19*64kB 
[  377.597765]  ? find_held_lock+0x36/0x1c0
[  377.600578] (MH) 11*128kB 
[  377.604659]  ? __run_timers+0x7da/0xc70
[  377.606953] (UMH) 
[  377.611018]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.613831] 5*256kB (UM) 
[  377.617805]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.619943] 4*512kB 
[  377.624432]  ? br_mdb_free+0x80/0x80
[  377.627171] (UH) 
[  377.631659]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  377.633953] 2*1024kB (H) 
[  377.637678]  ? trace_hardirqs_on+0xbd/0x310
[  377.639720] 2*2048kB 
[  377.644297]  ? kasan_check_read+0x11/0x20
[  377.647036] (MH) 
[  377.651350]  ? __run_timers+0x7da/0xc70
[  377.653903] 0*4096kB = 14124kB
[  377.658068]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.660112] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  377.664071]  ? br_mdb_free+0x80/0x80
[  377.667245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  377.672679]  ? br_mdb_free+0x80/0x80
[  377.681499] 146 total pagecache pages
[  377.685212]  __run_timers+0x7e5/0xc70
[  377.693787] 0 pages in swap cache
[  377.697502]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  377.701271] Swap cache stats: add 0, delete 0, find 0/0
[  377.701280] Free swap  = 0kB
[  377.705080]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  377.708508] Total swap = 0kB
[  377.713874]  ? graph_lock+0x170/0x170
[  377.719238] 1965979 pages RAM
[  377.722249]  ? enqueue_hrtimer+0x1a5/0x560
[  377.727234] 0 pages HighMem/MovableOnly
[  377.727243] 342307 pages reserved
[  377.730256]  ? lock_release+0x970/0x970
[  377.734027] 0 pages cma reserved
[  377.734121] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  377.737133]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  377.741434] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.745316]  ? find_held_lock+0x36/0x1c0
[  377.748745] syz-fuzzer cpuset=
[  377.752722]  ? graph_lock+0x170/0x170
[  377.756067] /
[  377.762558]  ? pvclock_read_flags+0x160/0x160
[  377.767727]  mems_allowed=0
[  377.777955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.803706]  ? check_preemption_disabled+0x48/0x200
[  377.808736]  ? __lock_is_held+0xb5/0x140
[  377.812804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.818343]  ? check_preemption_disabled+0x48/0x200
[  377.823370]  run_timer_softirq+0x52/0xb0
[  377.827436]  ? rcu_read_lock_sched_held+0x108/0x120
[  377.832458]  __do_softirq+0x30b/0xad8
[  377.836273]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  377.841385]  ? pvclock_read_flags+0x160/0x160
[  377.845885]  ? lapic_next_event+0x5a/0x90
[  377.850047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.855592]  ? check_preemption_disabled+0x48/0x200
[  377.860609]  ? check_preemption_disabled+0x48/0x200
[  377.865636]  ? kvm_clock_read+0x18/0x30
[  377.869612]  ? kvm_sched_clock_read+0x9/0x20
[  377.874028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.879570]  ? check_preemption_disabled+0x48/0x200
[  377.884599]  irq_exit+0x17f/0x1c0
[  377.888057]  smp_apic_timer_interrupt+0x1cb/0x760
[  377.892898]  ? smp_reschedule_interrupt+0x109/0x650
[  377.897947]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.903840]  ? interrupt_entry+0xb5/0xf0
[  377.907907]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.912942]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.917963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.922814]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.927832]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.932850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.938392]  ? check_preemption_disabled+0x48/0x200
[  377.943407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.948958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.953817]  apic_timer_interrupt+0xf/0x20
[  377.958050]  </IRQ>
[  377.960296] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  377.966185] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  377.985092] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  377.992806] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  378.000075] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  378.007343] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  378.014610] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  378.021879] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  378.029186]  ? save_stack+0xa9/0xd0
[  378.032827]  __kmalloc_node_track_caller+0x33/0x70
[  378.037763]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  378.042526]  pskb_expand_head+0x230/0x10f0
[  378.046769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.052307]  ? memcpy+0x45/0x50
[  378.055591]  ? __copy_skb_header+0x350/0x6b0
[  378.060005]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  378.064501]  ? skb_checksum+0x140/0x140
[  378.068489]  ? __lock_is_held+0xb5/0x140
[  378.072562]  ? kasan_check_write+0x14/0x20
[  378.076796]  ? __skb_clone+0x6c7/0xa00
[  378.080686]  ? __copy_skb_header+0x6b0/0x6b0
[  378.085098]  ? kmem_cache_alloc+0x33a/0x730
[  378.089426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.095006]  skb_ensure_writable+0x3dd/0x640
[  378.099435]  ? skb_cow_data+0xf10/0xf10
[  378.103440]  ? preempt_notifier_register+0x200/0x200
[  378.108554]  ? __switch_to_asm+0x34/0x70
[  378.112613]  ? __switch_to_asm+0x34/0x70
[  378.116672]  ? __switch_to_asm+0x40/0x70
[  378.120731]  ? __switch_to_asm+0x34/0x70
[  378.124793]  ? __switch_to_asm+0x40/0x70
[  378.128855]  ? __switch_to_asm+0x40/0x70
[  378.132922]  ? __switch_to_asm+0x34/0x70
[  378.136987]  ? __switch_to_asm+0x34/0x70
[  378.141050]  ? __switch_to_asm+0x40/0x70
[  378.145111]  ? __switch_to_asm+0x34/0x70
[  378.149187]  bpf_clone_redirect+0x14a/0x490
[  378.153551]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  378.158587]  ? __sched_text_start+0x8/0x8
[  378.162752]  ? find_held_lock+0x36/0x1c0
[  378.166820]  ? lock_acquire+0x1ed/0x520
[  378.170793]  ? bpf_test_run+0x32e/0x5a0
[  378.174771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.180312]  ? check_preemption_disabled+0x48/0x200
[  378.185425]  ? kasan_check_read+0x11/0x20
[  378.189750]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.195029]  ? rcu_bh_qs+0xc0/0xc0
[  378.198572]  ? preempt_schedule+0x4d/0x60
[  378.202733]  ? ___preempt_schedule+0x16/0x18
[  378.207148]  ? bpf_test_run+0x1c0/0x5a0
[  378.211135]  ? netlink_diag_dump+0x2a0/0x2a0
[  378.215550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.221088]  ? bpf_test_init.isra.9+0x70/0x100
[  378.225678]  ? bpf_prog_test_run_skb+0x634/0xb40
[  378.230446]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  378.235291]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  378.240925]  ? fput+0x130/0x1a0
[  378.244211]  ? __bpf_prog_get+0x9b/0x290
[  378.248275]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  378.253116]  ? bpf_prog_test_run+0x130/0x1a0
[  378.257531]  ? __x64_sys_bpf+0x3d8/0x510
[  378.261596]  ? bpf_prog_get+0x20/0x20
[  378.265421]  ? do_syscall_64+0x1b9/0x820
[  378.269487]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  378.274856]  ? syscall_return_slowpath+0x5e0/0x5e0
[  378.279787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.284633]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.289655]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  378.294677]  ? prepare_exit_to_usermode+0x291/0x3b0
[  378.299700]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.304556]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  378.309948] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  378.310114] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.316907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  378.327386] syz-executor0 cpuset=
[  378.336725] Call Trace:
[  378.336735] syz0
[  378.340174]  <IRQ>
[  378.342744]  mems_allowed=0
[  378.344716]  dump_stack+0x1c4/0x2b4
[  378.353383]  ? dump_stack_print_info.cold.2+0x52/0x52
[  378.358621]  warn_alloc.cold.119+0xb7/0x1bd
[  378.362953]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  378.367801]  ? lock_downgrade+0x900/0x900
[  378.371962]  ? trace_hardirqs_off+0xb8/0x310
[  378.376381]  ? trace_hardirqs_off+0xb8/0x310
[  378.380803]  __alloc_pages_slowpath+0x2667/0x2d80
[  378.385676]  ? warn_alloc+0x120/0x120
[  378.389489]  ? trace_hardirqs_on+0x310/0x310
[  378.393901]  ? warn_alloc+0x120/0x120
[  378.397716]  ? print_usage_bug+0xc0/0xc0
[  378.401784]  ? warn_alloc+0x120/0x120
[  378.405583]  ? ktime_get+0x2e1/0x440
[  378.409298]  ? print_usage_bug+0xc0/0xc0
[  378.413362]  ? __lock_acquire+0x7ec/0x4ec0
[  378.417600]  ? __lock_acquire+0x7ec/0x4ec0
[  378.421834]  ? kasan_check_read+0x11/0x20
[  378.425985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.431524]  ? should_fail+0x22d/0xd01
[  378.435414]  ? rcu_bh_qs+0xc0/0xc0
[  378.438961]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.444066]  ? __lock_acquire+0x7ec/0x4ec0
[  378.448314]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.453435]  ? __lock_acquire+0x7ec/0x4ec0
[  378.457671]  ? should_fail+0x22d/0xd01
[  378.461566]  ? rcu_idle_enter+0x4b0/0x4b0
[  378.465725]  ? mark_held_locks+0x130/0x130
[  378.469966]  ? mark_held_locks+0x130/0x130
[  378.474223]  ? mark_held_locks+0xc7/0x130
[  378.478406]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  378.483426]  ? graph_lock+0x170/0x170
[  378.487229]  ? print_usage_bug+0xc0/0xc0
[  378.491314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.496853]  ? check_preemption_disabled+0x48/0x200
[  378.501870]  ? check_preemption_disabled+0x48/0x200
[  378.506899]  ? __lock_is_held+0xb5/0x140
[  378.510978]  __alloc_pages_nodemask+0xa80/0xde0
[  378.515650]  ? graph_lock+0x170/0x170
[  378.519456]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  378.524482]  ? graph_lock+0x170/0x170
[  378.528296]  ? find_held_lock+0x36/0x1c0
[  378.532374]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.537062]  ? lock_downgrade+0x900/0x900
[  378.541221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.546769]  cache_grow_begin+0x91/0x8c0
[  378.550832]  ? do_raw_spin_unlock+0xa7/0x2f0
[  378.555251]  fallback_alloc+0x203/0x2e0
[  378.559233]  ____cache_alloc_node+0x1c7/0x1e0
[  378.563736]  kmem_cache_alloc_node+0xe3/0x730
[  378.568239]  ? ipv6_get_ifaddr+0x42e/0x620
[  378.572493]  __alloc_skb+0x119/0x770
[  378.576212]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.581585]  ? skb_scrub_packet+0x490/0x490
[  378.585908]  ? lock_downgrade+0x900/0x900
[  378.590076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.595617]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.601083]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.606541]  ? addrconf_rs_timer+0x690/0x690
[  378.610965]  ndisc_alloc_skb+0x144/0x340
[  378.615039]  ndisc_send_rs+0x331/0x6e0
[  378.618942]  addrconf_rs_timer+0x314/0x690
[  378.623187]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.627436]  call_timer_fn+0x272/0x920
[  378.631323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.635564]  ? process_timeout+0x40/0x40
[  378.639624]  ? find_held_lock+0x36/0x1c0
[  378.643696]  ? mark_held_locks+0xc7/0x130
[  378.647859]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.652353]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.656848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.661080]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  378.665668]  ? trace_hardirqs_on+0xbd/0x310
[  378.670002]  ? kasan_check_read+0x11/0x20
[  378.674151]  ? __run_timers+0x7da/0xc70
[  378.678130]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.683589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.687835]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.692091]  __run_timers+0x7e5/0xc70
[  378.695919]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  378.701287]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.706567]  ? rcu_bh_qs+0xc0/0xc0
[  378.710112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.715658]  ? mark_held_locks+0xc7/0x130
[  378.719825]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.724586]  ? retint_kernel+0x2d/0x2d
[  378.728476]  ? trace_hardirqs_on_caller+0xc0/0x310
[  378.733444]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.738202]  ? trace_hardirqs_off+0x310/0x310
[  378.742699]  ? check_preemption_disabled+0x48/0x200
[  378.747718]  ? graph_lock+0x170/0x170
[  378.751525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.757063]  ? check_preemption_disabled+0x48/0x200
[  378.762114]  ? __lock_is_held+0xb5/0x140
[  378.766177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.771714]  ? check_preemption_disabled+0x48/0x200
[  378.776739]  run_timer_softirq+0x52/0xb0
[  378.780801]  ? rcu_read_lock_sched_held+0x108/0x120
[  378.785822]  __do_softirq+0x30b/0xad8
[  378.789636]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  378.794764]  ? pvclock_read_flags+0x160/0x160
[  378.799290]  ? lapic_next_event+0x5a/0x90
[  378.803444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.808984]  ? check_preemption_disabled+0x48/0x200
[  378.814003]  ? check_preemption_disabled+0x48/0x200
[  378.819026]  ? kvm_clock_read+0x18/0x30
[  378.823005]  ? kvm_sched_clock_read+0x9/0x20
[  378.827418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.832963]  ? check_preemption_disabled+0x48/0x200
[  378.837993]  irq_exit+0x17f/0x1c0
[  378.841453]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.846302]  ? smp_reschedule_interrupt+0x109/0x650
[  378.851320]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.857209]  ? interrupt_entry+0xb5/0xf0
[  378.861275]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.866290]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.871310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.876154]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.881174]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.886194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.891759]  ? check_preemption_disabled+0x48/0x200
[  378.896773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.902322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.907174]  apic_timer_interrupt+0xf/0x20
[  378.911420]  </IRQ>
[  378.913663] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  378.918946] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  378.937855] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  378.945565] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  378.952833] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  378.960100] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  378.967370] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  378.974640] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  378.981960]  ? arch_local_irq_restore+0x45/0x52
[  378.986649]  dump_stack+0x26a/0x2b4
[  378.990282]  ? dump_stack_print_info.cold.2+0x52/0x52
[  378.995477]  ? mark_held_locks+0x130/0x130
[  378.999720]  ? mark_held_locks+0x130/0x130
[  379.003976]  dump_header+0x27b/0xf72
[  379.007705]  ? pagefault_out_of_memory+0x197/0x197
[  379.012644]  ? __lock_acquire+0x7ec/0x4ec0
[  379.016885]  ? mem_cgroup_charge_statistics+0x780/0x780
[  379.022257]  ? print_usage_bug+0xc0/0xc0
[  379.026319]  ? print_usage_bug+0xc0/0xc0
[  379.030387]  ? graph_lock+0x170/0x170
[  379.034229]  ? print_usage_bug+0xc0/0xc0
[  379.038291]  ? print_usage_bug+0xc0/0xc0
[  379.042367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.047922]  ? find_held_lock+0x36/0x1c0
[  379.051996]  ? mark_held_locks+0xc7/0x130
[  379.056150]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  379.061255]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  379.066358]  ? lockdep_hardirqs_on+0x421/0x5c0
[  379.070955]  ? trace_hardirqs_on+0xbd/0x310
[  379.075274]  ? kasan_check_read+0x11/0x20
[  379.079423]  ? ___ratelimit+0x36f/0x655
[  379.083399]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.088854]  ? trace_hardirqs_on+0x310/0x310
[  379.093265]  ? lock_downgrade+0x900/0x900
[  379.097421]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  379.102527]  ? ___ratelimit+0xaa/0x655
[  379.106422]  ? idr_get_free+0xec0/0xec0
[  379.110396]  ? kasan_check_write+0x14/0x20
[  379.114650]  ? do_raw_spin_lock+0xc1/0x200
[  379.118894]  oom_kill_process.cold.27+0x10/0x903
[  379.123662]  ? graph_lock+0x170/0x170
[  379.127473]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  379.133275]  ? kasan_check_read+0x11/0x20
[  379.137425]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.142707]  ? oom_evaluate_task+0x540/0x540
[  379.147121]  ? find_held_lock+0x36/0x1c0
[  379.151194]  ? out_of_memory+0x974/0x1430
[  379.155344]  ? lock_downgrade+0x900/0x900
[  379.159496]  ? check_preemption_disabled+0x48/0x200
[  379.164523]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  379.170318]  ? kasan_check_read+0x11/0x20
[  379.174470]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.179753]  ? rcu_bh_qs+0xc0/0xc0
[  379.183299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.188833]  ? oom_evaluate_task+0x302/0x540
[  379.193245]  out_of_memory+0xa84/0x1430
[  379.197230]  ? oom_killer_disable+0x3a0/0x3a0
[  379.201728]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  379.206662]  ? __mutex_add_waiter+0x2a0/0x2a0
[  379.211172]  __alloc_pages_slowpath+0x2318/0x2d80
[  379.216047]  ? warn_alloc+0x120/0x120
[  379.219863]  ? find_get_entry+0x2f2/0xc40
[  379.224027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.229569]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  379.234506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.240048]  ? should_fail+0x22d/0xd01
[  379.243945]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.249055]  ? __lock_is_held+0xb5/0x140
[  379.253142]  ? __lock_is_held+0xb5/0x140
[  379.257215]  ? find_held_lock+0x36/0x1c0
[  379.261283]  ? ___might_sleep+0x1ed/0x300
[  379.265430]  ? lock_release+0x970/0x970
[  379.269441]  ? arch_local_save_flags+0x40/0x40
[  379.274038]  ? __might_sleep+0x95/0x190
[  379.278022]  __alloc_pages_nodemask+0xa80/0xde0
[  379.282699]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  379.287721]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  379.293515]  ? kasan_check_read+0x11/0x20
[  379.297682]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.302967]  ? graph_lock+0x170/0x170
[  379.306769]  ? print_usage_bug+0xc0/0xc0
[  379.310833]  ? graph_lock+0x170/0x170
[  379.314638]  ? graph_lock+0x170/0x170
[  379.318457]  ? __do_page_cache_readahead+0x7ce/0x980
[  379.323568]  ? find_held_lock+0x36/0x1c0
[  379.327638]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  379.333185]  alloc_pages_current+0x10c/0x210
[  379.337597]  ? lock_downgrade+0x900/0x900
[  379.341751]  __page_cache_alloc+0x38f/0x5b0
[  379.346079]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  379.351877]  ? kasan_check_read+0x11/0x20
[  379.356028]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.361313]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  379.365990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.371534]  ? check_preemption_disabled+0x48/0x200
[  379.376573]  filemap_fault+0x1594/0x25f0
[  379.380666]  ? __lock_page_or_retry+0xa00/0xa00
[  379.385339]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  379.391136]  ? kasan_check_read+0x11/0x20
[  379.395300]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.400606]  ? rcu_bh_qs+0xc0/0xc0
[  379.404183]  ? filemap_map_pages+0xdea/0x1980
[  379.408687]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  379.413814]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  379.419090]  ? debug_object_free+0x325/0x690
[  379.423506]  ? find_get_pages_range_tag+0x1320/0x1320
[  379.428719]  ? graph_lock+0x170/0x170
[  379.432545]  ? kasan_check_read+0x11/0x20
[  379.436727]  ? debug_object_destroy+0x2b0/0x2b0
[  379.441408]  ? lock_acquire+0x1ed/0x520
[  379.445385]  ? ext4_filemap_fault+0x7a/0xad
[  379.449715]  ? lock_release+0x970/0x970
[  379.453692]  ? arch_local_save_flags+0x40/0x40
[  379.458278]  ? futex_wait_setup+0x3e0/0x3e0
[  379.462616]  ? down_read+0xb0/0x1d0
[  379.466244]  ? ext4_filemap_fault+0x7a/0xad
[  379.470568]  ? __down_interruptible+0x700/0x700
[  379.475261]  ext4_filemap_fault+0x82/0xad
[  379.479419]  __do_fault+0x100/0x6b0
[  379.483053]  ? print_bad_pte+0x6c0/0x6c0
[  379.487121]  ? do_futex+0x249/0x26d0
[  379.490839]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.495255]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  379.499867]  ? kasan_check_read+0x11/0x20
[  379.504017]  ? pmd_val+0x88/0x100
[  379.507471]  ? add_mm_counter_fast+0xd0/0xd0
[  379.511900]  ? pmd_val+0x88/0x100
[  379.515362]  ? add_mm_counter_fast+0xd0/0xd0
[  379.519794]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.525343]  __handle_mm_fault+0x3709/0x53e0
[  379.529765]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  379.534612]  ? graph_lock+0x170/0x170
[  379.538414]  ? print_usage_bug+0xc0/0xc0
[  379.542499]  ? graph_lock+0x170/0x170
[  379.546299]  ? graph_lock+0x170/0x170
[  379.550122]  ? handle_mm_fault+0x42a/0xc70
[  379.554359]  ? lock_downgrade+0x900/0x900
[  379.558535]  ? check_preemption_disabled+0x48/0x200
[  379.563591]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  379.569386]  ? kasan_check_read+0x11/0x20
[  379.573556]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.578856]  ? rcu_bh_qs+0xc0/0xc0
[  379.582443]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.588179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.593721]  ? check_preemption_disabled+0x48/0x200
[  379.598748]  handle_mm_fault+0x54f/0xc70
[  379.602818]  ? __handle_mm_fault+0x53e0/0x53e0
[  379.607406]  ? find_vma+0x34/0x190
[  379.610960]  __do_page_fault+0x67d/0xed0
[  379.615039]  ? mm_fault_error+0x380/0x380
[  379.619192]  ? trace_hardirqs_off+0xb8/0x310
[  379.623604]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  379.628973]  ? trace_hardirqs_on+0x310/0x310
[  379.633391]  do_page_fault+0xf2/0x7e0
[  379.637199]  ? vmalloc_sync_all+0x30/0x30
[  379.641352]  ? error_entry+0x70/0xd0
[  379.645070]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.650088]  ? trace_hardirqs_on_caller+0xc0/0x310
[  379.655292]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.660222]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.665078]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.670094]  ? trace_hardirqs_off+0x310/0x310
[  379.674599]  ? prepare_exit_to_usermode+0x291/0x3b0
[  379.679617]  ? page_fault+0x8/0x30
[  379.683163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.688011]  ? page_fault+0x8/0x30
[  379.691558]  page_fault+0x1e/0x30
[  379.695013] RIP: 0033:0x45ddf3
[  379.698211] Code: Bad RIP value.
[  379.701573] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  379.706947] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  379.714257] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  379.721526] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  379.728794] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  379.736066] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  379.743363] warn_alloc_show_mem: 1 callbacks suppressed
[  379.743375] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  379.743377] Mem-Info:
[  379.743407] active_anon:29560 inactive_anon:112 isolated_anon:0
[  379.743407]  active_file:13 inactive_file:14 isolated_file:0
[  379.743407]  unevictable:0 dirty:0 writeback:0 unstable:0
[  379.743407]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  379.743407]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  379.743407]  free:13798 free_pcp:488 free_cma:0
[  379.748757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.756040] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  379.758440] Call Trace:
[  379.791839] Node 0 
[  379.801200]  <IRQ>
[  379.828536] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  379.831107]  dump_stack+0x1c4/0x2b4
[  379.833315] lowmem_reserve[]:
[  379.835461]  ? dump_stack_print_info.cold.2+0x52/0x52
[  379.860945]  0 2819
[  379.864594]  warn_alloc.cold.119+0xb7/0x1bd
[  379.867658]  6323 6323
[  379.872855]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.875071] Node 0 
[  379.879388]  ? lock_downgrade+0x900/0x900
[  379.881883] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  379.886698]  ? trace_hardirqs_off+0xb8/0x310
[  379.888909] lowmem_reserve[]:
[  379.893067]  ? trace_hardirqs_off+0xb8/0x310
[  379.919590]  0 0
[  379.924031]  __alloc_pages_slowpath+0x2667/0x2d80
[  379.927100]  3503
[  379.931525]  ? warn_alloc+0x120/0x120
[  379.933454]  3503
[  379.938296]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.944128]  ? warn_alloc+0x120/0x120
[  379.946169] Node 0 
[  379.951182]  ? print_usage_bug+0xc0/0xc0
[  379.954985] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  379.957207]  ? warn_alloc+0x120/0x120
[  379.961241] lowmem_reserve[]:
[  379.989694]  ? print_usage_bug+0xc0/0xc0
[  379.993467]  0
[  379.996568]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  380.000598]  0 0
[  380.002413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.007566]  0
[  380.009552]  ? should_fail+0x22d/0xd01
[  380.015062] Node 0 
[  380.016864]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.020719] DMA: 1*4kB 
[  380.022964]  ? __lock_acquire+0x7ec/0x4ec0
[  380.028039] (U) 
[  380.030624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.034836] 0*8kB 
[  380.036810]  ? should_fail+0x22d/0xd01
[  380.041888] 0*16kB 1*32kB 
[  380.044057]  ? mark_held_locks+0x130/0x130
[  380.047924] (U) 
[  380.050763]  ? mark_held_locks+0x130/0x130
[  380.054978] 2*64kB 
[  380.056954]  ? print_usage_bug+0xc0/0xc0
[  380.061161] (U) 
[  380.063398]  ? find_held_lock+0x36/0x1c0
[  380.067432] 1*128kB 
[  380.069399]  ? graph_lock+0x170/0x170
[  380.073452] (U) 1*256kB 
[  380.075782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.079551] (U) 0*512kB 
[  380.082228]  ? check_preemption_disabled+0x48/0x200
[  380.087734] 1*1024kB (U) 
[  380.090413]  ? check_preemption_disabled+0x48/0x200
[  380.095407] 1*2048kB 
[  380.098168]  ? __lock_is_held+0xb5/0x140
[  380.103149] (M) 
[  380.105558]  __alloc_pages_nodemask+0xa80/0xde0
[  380.109595] 3*4096kB 
[  380.111566]  ? graph_lock+0x170/0x170
[  380.116208] (M) 
[  380.118617]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  380.122393] = 15908kB
[  380.124368]  ? graph_lock+0x170/0x170
[  380.129357] Node 0 
[  380.131769]  ? find_held_lock+0x36/0x1c0
[  380.135535] DMA32: 
[  380.137773]  ? ____cache_alloc_node+0x1c7/0x1e0
[  380.141803] 6*4kB 
[  380.144038]  ? lock_downgrade+0x900/0x900
[  380.148683] (MH) 
[  380.150841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.154962] 0*8kB 
[  380.157029]  cache_grow_begin+0x91/0x8c0
[  380.162539] 3*16kB 
[  380.164687]  ? do_raw_spin_unlock+0xa7/0x2f0
[  380.168722] (MH) 
[  380.170958]  fallback_alloc+0x203/0x2e0
[  380.175337] 2*32kB 
[  380.177400]  ____cache_alloc_node+0x1c7/0x1e0
[  380.181345] (M) 
[  380.183580]  kmem_cache_alloc_node+0xe3/0x730
[  380.188049] 5*64kB 
[  380.190023]  ? mark_held_locks+0xc7/0x130
[  380.194494] (MH) 
[  380.196742]  __alloc_skb+0x119/0x770
[  380.200864] 4*128kB 
[  380.202933]  ? skb_scrub_packet+0x490/0x490
[  380.206621] (MH) 
[  380.208961]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  380.213253] 3*256kB (M) 
[  380.215331]  ? queue_work_on+0x12c/0x1e0
[  380.219892] 4*512kB 
[  380.222573]  ? switchdev_port_obj_del+0xdc/0x450
[  380.226609] (MH) 
[  380.228949]  ? switchdev_trans_item_enqueue+0x260/0x260
[  380.233698] 3*1024kB 
[  380.235763]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  380.241097] (MH) 
[  380.243512]  __br_mdb_notify+0x4ff/0x15d0
[  380.248503] 3*2048kB 
[  380.250573]  ? __br_mdb_add+0x800/0x800
[  380.254688] (M) 
[  380.257099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.261045] 3*4096kB 
[  380.263021]  ? check_preemption_disabled+0x48/0x200
[  380.268524] (M) = 25288kB
[  380.270953]  ? graph_lock+0x170/0x170
[  380.275944] Node 0 
[  380.278702]  ? br_multicast_group_expired+0x96/0x610
[  380.282471] Normal: 
[  380.284709]  ? lock_downgrade+0x900/0x900
[  380.289789] 9*4kB 
[  380.292114]  br_mdb_notify+0x310/0x410
[  380.296234] (ME) 
[  380.298384]  ? br_mdb_dump+0x2530/0x2530
[  380.302245] 37*8kB (UM) 
[  380.304312]  ? kasan_check_write+0x14/0x20
[  380.308349] 34*16kB (UMH) 
[  380.311032]  ? do_raw_spin_lock+0xc1/0x200
[  380.315243] 36*32kB (UMH) 
[  380.318102]  br_multicast_group_expired+0x1bc/0x610
[  380.322309] 19*64kB 
[  380.325150]  ? br_mdb_free+0x80/0x80
[  380.330146] (MH) 
[  380.332481]  call_timer_fn+0x272/0x920
[  380.336165] 11*128kB 
[  380.338225]  ? br_mdb_free+0x80/0x80
[  380.342086] (UMH) 
[  380.344505]  ? process_timeout+0x40/0x40
[  380.348197] 5*256kB 
[  380.350343]  ? find_held_lock+0x36/0x1c0
[  380.354377] (UM) 
[  380.356708]  ? __run_timers+0x7da/0xc70
[  380.360755] 4*512kB 
[  380.362815]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.366761] (UH) 
[  380.369089]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.373564] 2*1024kB 
[  380.375620]  ? br_mdb_free+0x80/0x80
[  380.380096] (H) 
[  380.382505]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  380.386193] 2*2048kB 
[  380.388169]  ? trace_hardirqs_on+0xbd/0x310
[  380.392725] (MH) 
[  380.395135]  ? kasan_check_read+0x11/0x20
[  380.399434] 0*4096kB 
[  380.401502]  ? __run_timers+0x7da/0xc70
[  380.405616] = 14124kB
[  380.405630] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  380.408040]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.411991] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  380.412000] 146 total pagecache pages
[  380.414408]  ? br_mdb_free+0x80/0x80
[  380.423229] 0 pages in swap cache
[  380.428688]  ? br_mdb_free+0x80/0x80
[  380.437243] Swap cache stats: add 0, delete 0, find 0/0
[  380.437253] Free swap  = 0kB
[  380.441063]  __run_timers+0x7e5/0xc70
[  380.444750] Total swap = 0kB
[  380.448216]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  380.451896] 1965979 pages RAM
[  380.457265]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  380.460249] 0 pages HighMem/MovableOnly
[  380.460257] 342307 pages reserved
[  380.464059]  ? graph_lock+0x170/0x170
[  380.467053] 0 pages cma reserved
[  380.472415]  ? enqueue_hrtimer+0x1a5/0x560
[  380.475576] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.480503]  ? lock_release+0x970/0x970
[  380.480519]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  380.480541]  ? find_held_lock+0x36/0x1c0
[  380.484559] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.487956]  ? graph_lock+0x170/0x170
[  380.491735] syz-fuzzer cpuset=
[  380.495099]  ? pvclock_read_flags+0x160/0x160
[  380.499312] /
[  380.505805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.509754]  mems_allowed=0
[  380.514945]  ? check_preemption_disabled+0x48/0x200
[  380.555798]  ? __lock_is_held+0xb5/0x140
[  380.559869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.565412]  ? check_preemption_disabled+0x48/0x200
[  380.570439]  run_timer_softirq+0x52/0xb0
[  380.574508]  ? rcu_read_lock_sched_held+0x108/0x120
[  380.579542]  __do_softirq+0x30b/0xad8
[  380.583369]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  380.588483]  ? pvclock_read_flags+0x160/0x160
[  380.592989]  ? lapic_next_event+0x5a/0x90
[  380.597140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.602685]  ? check_preemption_disabled+0x48/0x200
[  380.607707]  ? check_preemption_disabled+0x48/0x200
[  380.612735]  ? kvm_clock_read+0x18/0x30
[  380.616711]  ? kvm_sched_clock_read+0x9/0x20
[  380.621126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.626668]  ? check_preemption_disabled+0x48/0x200
[  380.631698]  irq_exit+0x17f/0x1c0
[  380.635160]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.640008]  ? smp_reschedule_interrupt+0x109/0x650
[  380.645033]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.650926]  ? interrupt_entry+0xb5/0xf0
[  380.655410]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.660429]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.665451]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.670295]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.675317]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.680339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.685900]  ? check_preemption_disabled+0x48/0x200
[  380.690957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.696506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.701477]  apic_timer_interrupt+0xf/0x20
[  380.705706]  </IRQ>
[  380.707955] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  380.713844] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  380.732743] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  380.740473] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  380.747740] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  380.755026] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  380.762293] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  380.769563] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  380.776862]  ? save_stack+0xa9/0xd0
[  380.780504]  __kmalloc_node_track_caller+0x33/0x70
[  380.785440]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  380.790201]  pskb_expand_head+0x230/0x10f0
[  380.794440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.799977]  ? memcpy+0x45/0x50
[  380.803265]  ? __copy_skb_header+0x350/0x6b0
[  380.807674]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  380.812169]  ? skb_checksum+0x140/0x140
[  380.816153]  ? __lock_is_held+0xb5/0x140
[  380.820220]  ? kasan_check_write+0x14/0x20
[  380.824455]  ? __skb_clone+0x6c7/0xa00
[  380.828358]  ? __copy_skb_header+0x6b0/0x6b0
[  380.832765]  ? kmem_cache_alloc+0x33a/0x730
[  380.837106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.842663]  skb_ensure_writable+0x3dd/0x640
[  380.847078]  ? skb_cow_data+0xf10/0xf10
[  380.851059]  ? preempt_notifier_register+0x200/0x200
[  380.856163]  ? __switch_to_asm+0x34/0x70
[  380.860239]  ? __switch_to_asm+0x34/0x70
[  380.864330]  ? __switch_to_asm+0x40/0x70
[  380.868390]  ? __switch_to_asm+0x34/0x70
[  380.872450]  ? __switch_to_asm+0x40/0x70
[  380.876530]  ? __switch_to_asm+0x40/0x70
[  380.880601]  ? __switch_to_asm+0x34/0x70
[  380.884660]  ? __switch_to_asm+0x34/0x70
[  380.888718]  ? __switch_to_asm+0x40/0x70
[  380.892777]  ? __switch_to_asm+0x34/0x70
[  380.896844]  bpf_clone_redirect+0x14a/0x490
[  380.901173]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  380.906208]  ? __sched_text_start+0x8/0x8
[  380.910402]  ? find_held_lock+0x36/0x1c0
[  380.914472]  ? lock_acquire+0x1ed/0x520
[  380.918478]  ? bpf_test_run+0x32e/0x5a0
[  380.922453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.928000]  ? check_preemption_disabled+0x48/0x200
[  380.933026]  ? kasan_check_read+0x11/0x20
[  380.937176]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  380.942456]  ? rcu_bh_qs+0xc0/0xc0
[  380.946003]  ? preempt_schedule+0x4d/0x60
[  380.950155]  ? ___preempt_schedule+0x16/0x18
[  380.954572]  ? bpf_test_run+0x1c0/0x5a0
[  380.958556]  ? netlink_diag_dump+0x2a0/0x2a0
[  380.962967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.968509]  ? bpf_test_init.isra.9+0x70/0x100
[  380.973100]  ? bpf_prog_test_run_skb+0x634/0xb40
[  380.977864]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  380.982704]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  380.988242]  ? fput+0x130/0x1a0
[  380.991526]  ? __bpf_prog_get+0x9b/0x290
[  380.995626]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  381.000483]  ? bpf_prog_test_run+0x130/0x1a0
[  381.004895]  ? __x64_sys_bpf+0x3d8/0x510
[  381.008964]  ? bpf_prog_get+0x20/0x20
[  381.012791]  ? do_syscall_64+0x1b9/0x820
[  381.016856]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  381.022225]  ? syscall_return_slowpath+0x5e0/0x5e0
[  381.027156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.032011]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.037047]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  381.042069]  ? prepare_exit_to_usermode+0x291/0x3b0
[  381.047092]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.051948]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  381.057338] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  381.057496] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.064274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.074768] syz-executor0 cpuset=
[  381.084110] Call Trace:
[  381.084119] syz0
[  381.087560]  <IRQ>
[  381.090130]  mems_allowed=0
[  381.092103]  dump_stack+0x1c4/0x2b4
[  381.100770]  ? dump_stack_print_info.cold.2+0x52/0x52
[  381.105978]  warn_alloc.cold.119+0xb7/0x1bd
[  381.110303]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.115150]  ? lock_downgrade+0x900/0x900
[  381.119310]  ? trace_hardirqs_off+0xb8/0x310
[  381.123741]  ? trace_hardirqs_off+0xb8/0x310
[  381.128156]  __alloc_pages_slowpath+0x2667/0x2d80
[  381.133030]  ? warn_alloc+0x120/0x120
[  381.136835]  ? lock_release+0x970/0x970
[  381.140824]  ? warn_alloc+0x120/0x120
[  381.144652]  ? print_usage_bug+0xc0/0xc0
[  381.148713]  ? warn_alloc+0x120/0x120
[  381.152520]  ? print_usage_bug+0xc0/0xc0
[  381.156634]  ? __lock_acquire+0x7ec/0x4ec0
[  381.160867]  ? __lock_acquire+0x7ec/0x4ec0
[  381.165104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.170641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.176179]  ? should_fail+0x22d/0xd01
[  381.180074]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.185177]  ? __lock_acquire+0x7ec/0x4ec0
[  381.189420]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.194521]  ? __lock_acquire+0x7ec/0x4ec0
[  381.198769]  ? should_fail+0x22d/0xd01
[  381.202682]  ? mark_held_locks+0x130/0x130
[  381.206929]  ? mark_held_locks+0x130/0x130
[  381.211169]  ? graph_lock+0x170/0x170
[  381.214989]  ? print_usage_bug+0xc0/0xc0
[  381.219051]  ? graph_lock+0x170/0x170
[  381.222850]  ? print_usage_bug+0xc0/0xc0
[  381.226931]  ? wq_watchdog_touch+0x9c/0xfe
[  381.231170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.236712]  ? check_preemption_disabled+0x48/0x200
[  381.241733]  ? check_preemption_disabled+0x48/0x200
[  381.246759]  ? __lock_is_held+0xb5/0x140
[  381.250830]  __alloc_pages_nodemask+0xa80/0xde0
[  381.255517]  ? graph_lock+0x170/0x170
[  381.259344]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  381.264372]  ? graph_lock+0x170/0x170
[  381.268185]  ? find_held_lock+0x36/0x1c0
[  381.272256]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.276934]  ? lock_downgrade+0x900/0x900
[  381.281091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.286635]  cache_grow_begin+0x91/0x8c0
[  381.290697]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.295130]  fallback_alloc+0x203/0x2e0
[  381.299111]  ____cache_alloc_node+0x1c7/0x1e0
[  381.303615]  kmem_cache_alloc_node+0xe3/0x730
[  381.308113]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.312358]  __alloc_skb+0x119/0x770
[  381.316072]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.321354]  ? skb_scrub_packet+0x490/0x490
[  381.325678]  ? lock_downgrade+0x900/0x900
[  381.329837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.335376]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.340846]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.346313]  ? addrconf_rs_timer+0x690/0x690
[  381.350735]  ndisc_alloc_skb+0x144/0x340
[  381.354803]  ndisc_send_rs+0x331/0x6e0
[  381.358699]  addrconf_rs_timer+0x314/0x690
[  381.362951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.367200]  call_timer_fn+0x272/0x920
[  381.371089]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.375331]  ? process_timeout+0x40/0x40
[  381.379404]  ? find_held_lock+0x36/0x1c0
[  381.383486]  ? mark_held_locks+0xc7/0x130
[  381.387637]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.392130]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.396625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.400861]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  381.405449]  ? trace_hardirqs_on+0xbd/0x310
[  381.409771]  ? kasan_check_read+0x11/0x20
[  381.413927]  ? __run_timers+0x7da/0xc70
[  381.417920]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.423378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.427623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.431854]  __run_timers+0x7e5/0xc70
[  381.435671]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  381.441032]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.446312]  ? rcu_bh_qs+0xc0/0xc0
[  381.449875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.455419]  ? mark_held_locks+0xc7/0x130
[  381.459571]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  381.464330]  ? retint_kernel+0x2d/0x2d
[  381.468216]  ? trace_hardirqs_on_caller+0xc0/0x310
[  381.473162]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  381.477949]  ? trace_hardirqs_off+0x310/0x310
[  381.482464]  ? check_preemption_disabled+0x48/0x200
[  381.487533]  ? graph_lock+0x170/0x170
[  381.491350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.496887]  ? check_preemption_disabled+0x48/0x200
[  381.501933]  ? __lock_is_held+0xb5/0x140
[  381.505997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.511534]  ? check_preemption_disabled+0x48/0x200
[  381.516558]  run_timer_softirq+0x52/0xb0
[  381.520619]  ? rcu_read_lock_sched_held+0x108/0x120
[  381.525641]  __do_softirq+0x30b/0xad8
[  381.529457]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  381.534608]  ? pvclock_read_flags+0x160/0x160
[  381.539102]  ? lapic_next_event+0x5a/0x90
[  381.543251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.548789]  ? check_preemption_disabled+0x48/0x200
[  381.553822]  ? check_preemption_disabled+0x48/0x200
[  381.558845]  ? kvm_clock_read+0x18/0x30
[  381.562823]  ? kvm_sched_clock_read+0x9/0x20
[  381.567234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.572775]  ? check_preemption_disabled+0x48/0x200
[  381.577806]  irq_exit+0x17f/0x1c0
[  381.581261]  smp_apic_timer_interrupt+0x1cb/0x760
[  381.586107]  ? smp_reschedule_interrupt+0x109/0x650
[  381.591131]  ? smp_call_function_single_interrupt+0x650/0x650
[  381.597018]  ? interrupt_entry+0xb5/0xf0
[  381.601173]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.606191]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.611210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.616052]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.621069]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.626093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.631630]  ? check_preemption_disabled+0x48/0x200
[  381.636646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.642197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.647082]  apic_timer_interrupt+0xf/0x20
[  381.651311]  </IRQ>
[  381.653753] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  381.659032] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  381.677940] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  381.685652] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  381.692926] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  381.700198] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  381.707468] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  381.714743] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  381.722040]  ? arch_local_irq_restore+0x45/0x52
[  381.726718]  dump_stack+0x26a/0x2b4
[  381.730355]  ? dump_stack_print_info.cold.2+0x52/0x52
[  381.735552]  ? mark_held_locks+0x130/0x130
[  381.739788]  ? mark_held_locks+0x130/0x130
[  381.744032]  dump_header+0x27b/0xf72
[  381.747764]  ? pagefault_out_of_memory+0x197/0x197
[  381.752701]  ? __lock_acquire+0x7ec/0x4ec0
[  381.756945]  ? mem_cgroup_charge_statistics+0x780/0x780
[  381.762309]  ? print_usage_bug+0xc0/0xc0
[  381.766372]  ? print_usage_bug+0xc0/0xc0
[  381.770469]  ? graph_lock+0x170/0x170
[  381.774293]  ? print_usage_bug+0xc0/0xc0
[  381.778354]  ? print_usage_bug+0xc0/0xc0
[  381.782426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.788124]  ? find_held_lock+0x36/0x1c0
[  381.792197]  ? mark_held_locks+0xc7/0x130
[  381.796352]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  381.801464]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  381.806573]  ? lockdep_hardirqs_on+0x421/0x5c0
[  381.811161]  ? trace_hardirqs_on+0xbd/0x310
[  381.815514]  ? kasan_check_read+0x11/0x20
[  381.819677]  ? ___ratelimit+0x36f/0x655
[  381.823655]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.829108]  ? trace_hardirqs_on+0x310/0x310
[  381.833519]  ? lock_downgrade+0x900/0x900
[  381.837674]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  381.842778]  ? ___ratelimit+0xaa/0x655
[  381.846671]  ? idr_get_free+0xec0/0xec0
[  381.850647]  ? kasan_check_write+0x14/0x20
[  381.854884]  ? do_raw_spin_lock+0xc1/0x200
[  381.859137]  oom_kill_process.cold.27+0x10/0x903
[  381.863898]  ? graph_lock+0x170/0x170
[  381.867715]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  381.873514]  ? kasan_check_read+0x11/0x20
[  381.877680]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.882969]  ? oom_evaluate_task+0x540/0x540
[  381.887383]  ? find_held_lock+0x36/0x1c0
[  381.891488]  ? out_of_memory+0x974/0x1430
[  381.895638]  ? lock_downgrade+0x900/0x900
[  381.899793]  ? check_preemption_disabled+0x48/0x200
[  381.904815]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  381.910622]  ? kasan_check_read+0x11/0x20
[  381.914784]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.920062]  ? rcu_bh_qs+0xc0/0xc0
[  381.923614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.929148]  ? oom_evaluate_task+0x302/0x540
[  381.933560]  out_of_memory+0xa84/0x1430
[  381.937544]  ? oom_killer_disable+0x3a0/0x3a0
[  381.942044]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  381.946977]  ? __mutex_add_waiter+0x2a0/0x2a0
[  381.951490]  __alloc_pages_slowpath+0x2318/0x2d80
[  381.956361]  ? warn_alloc+0x120/0x120
[  381.960180]  ? find_get_entry+0x2f2/0xc40
[  381.964338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.969886]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  381.974832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.980383]  ? should_fail+0x22d/0xd01
[  381.984277]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.989384]  ? __lock_is_held+0xb5/0x140
[  381.993471]  ? __lock_is_held+0xb5/0x140
[  381.997548]  ? find_held_lock+0x36/0x1c0
[  382.001614]  ? ___might_sleep+0x1ed/0x300
[  382.005760]  ? lock_release+0x970/0x970
[  382.009736]  ? arch_local_save_flags+0x40/0x40
[  382.014335]  ? __might_sleep+0x95/0x190
[  382.018318]  __alloc_pages_nodemask+0xa80/0xde0
[  382.022996]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  382.028021]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  382.033820]  ? kasan_check_read+0x11/0x20
[  382.037971]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.043250]  ? graph_lock+0x170/0x170
[  382.047056]  ? print_usage_bug+0xc0/0xc0
[  382.051124]  ? graph_lock+0x170/0x170
[  382.054933]  ? graph_lock+0x170/0x170
[  382.058737]  ? __do_page_cache_readahead+0x7ce/0x980
[  382.063860]  ? find_held_lock+0x36/0x1c0
[  382.067935]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  382.073479]  alloc_pages_current+0x10c/0x210
[  382.077896]  ? lock_downgrade+0x900/0x900
[  382.082069]  __page_cache_alloc+0x38f/0x5b0
[  382.086393]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  382.092189]  ? kasan_check_read+0x11/0x20
[  382.096342]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.101623]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  382.106294]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.111837]  ? check_preemption_disabled+0x48/0x200
[  382.116863]  filemap_fault+0x1594/0x25f0
[  382.120947]  ? __lock_page_or_retry+0xa00/0xa00
[  382.125619]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  382.131415]  ? kasan_check_read+0x11/0x20
[  382.135566]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.140844]  ? rcu_bh_qs+0xc0/0xc0
[  382.144411]  ? filemap_map_pages+0xdea/0x1980
[  382.148921]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  382.154038]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  382.159315]  ? debug_object_free+0x325/0x690
[  382.163727]  ? find_get_pages_range_tag+0x1320/0x1320
[  382.168936]  ? graph_lock+0x170/0x170
[  382.172746]  ? kasan_check_read+0x11/0x20
[  382.176896]  ? debug_object_destroy+0x2b0/0x2b0
[  382.181627]  ? lock_acquire+0x1ed/0x520
[  382.185607]  ? ext4_filemap_fault+0x7a/0xad
[  382.189957]  ? lock_release+0x970/0x970
[  382.193938]  ? arch_local_save_flags+0x40/0x40
[  382.198531]  ? futex_wait_setup+0x3e0/0x3e0
[  382.202868]  ? down_read+0xb0/0x1d0
[  382.206503]  ? ext4_filemap_fault+0x7a/0xad
[  382.210832]  ? __down_interruptible+0x700/0x700
[  382.215527]  ext4_filemap_fault+0x82/0xad
[  382.219684]  __do_fault+0x100/0x6b0
[  382.223315]  ? print_bad_pte+0x6c0/0x6c0
[  382.227380]  ? do_futex+0x249/0x26d0
[  382.231106]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.235516]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  382.240096]  ? kasan_check_read+0x11/0x20
[  382.244241]  ? pmd_val+0x88/0x100
[  382.247695]  ? add_mm_counter_fast+0xd0/0xd0
[  382.252103]  ? pmd_val+0x88/0x100
[  382.255562]  ? add_mm_counter_fast+0xd0/0xd0
[  382.259978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.265521]  __handle_mm_fault+0x3709/0x53e0
[  382.269954]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  382.274798]  ? graph_lock+0x170/0x170
[  382.278604]  ? print_usage_bug+0xc0/0xc0
[  382.282670]  ? graph_lock+0x170/0x170
[  382.286470]  ? graph_lock+0x170/0x170
[  382.290297]  ? handle_mm_fault+0x42a/0xc70
[  382.294532]  ? lock_downgrade+0x900/0x900
[  382.298707]  ? check_preemption_disabled+0x48/0x200
[  382.303732]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  382.309528]  ? kasan_check_read+0x11/0x20
[  382.313678]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.318955]  ? rcu_bh_qs+0xc0/0xc0
[  382.322503]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.327955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.333503]  ? check_preemption_disabled+0x48/0x200
[  382.338529]  handle_mm_fault+0x54f/0xc70
[  382.342621]  ? __handle_mm_fault+0x53e0/0x53e0
[  382.347208]  ? find_vma+0x34/0x190
[  382.350757]  __do_page_fault+0x67d/0xed0
[  382.354831]  ? mm_fault_error+0x380/0x380
[  382.358983]  ? trace_hardirqs_off+0xb8/0x310
[  382.363395]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  382.368760]  ? trace_hardirqs_on+0x310/0x310
[  382.373176]  do_page_fault+0xf2/0x7e0
[  382.376983]  ? vmalloc_sync_all+0x30/0x30
[  382.381152]  ? error_entry+0x70/0xd0
[  382.384883]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.389906]  ? trace_hardirqs_on_caller+0xc0/0x310
[  382.394846]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.399774]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.404645]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.409689]  ? trace_hardirqs_off+0x310/0x310
[  382.414201]  ? prepare_exit_to_usermode+0x291/0x3b0
[  382.419218]  ? page_fault+0x8/0x30
[  382.422784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.427628]  ? page_fault+0x8/0x30
[  382.431168]  page_fault+0x1e/0x30
[  382.434623] RIP: 0033:0x45ddf3
[  382.437833] Code: Bad RIP value.
[  382.441195] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  382.446560] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  382.453826] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  382.461095] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  382.468363] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  382.475627] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  382.482930] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  382.482935] warn_alloc_show_mem: 1 callbacks suppressed
[  382.482942] Mem-Info:
[  382.490221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.490230] Call Trace:
[  382.495600] active_anon:29560 inactive_anon:112 isolated_anon:0
[  382.495600]  active_file:13 inactive_file:14 isolated_file:0
[  382.495600]  unevictable:0 dirty:0 writeback:0 unstable:0
[  382.495600]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  382.495600]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  382.495600]  free:13798 free_pcp:488 free_cma:0
[  382.497978]  <IRQ>
[  382.507339] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  382.509936]  dump_stack+0x1c4/0x2b4
[  382.542802] Node 0 
[  382.544998]  ? dump_stack_print_info.cold.2+0x52/0x52
[  382.572323] 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
[  382.575944]  warn_alloc.cold.119+0xb7/0x1bd
[  382.578140] lowmem_reserve[]: 0
[  382.583335]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.608818]  2819 6323
[  382.613176]  ? lock_downgrade+0x900/0x900
[  382.616420]  6323
[  382.621264]  ? trace_hardirqs_off+0xb8/0x310
[  382.623739] Node 0 
[  382.627885]  ? trace_hardirqs_off+0xb8/0x310
[  382.629953] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  382.634340]  __alloc_pages_slowpath+0x2667/0x2d80
[  382.636543] lowmem_reserve[]: 0
[  382.640980]  ? warn_alloc+0x120/0x120
[  382.667471]  0 3503
[  382.672324]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.675569]  3503
[  382.679369]  ? warn_alloc+0x120/0x120
[  382.681583] Node 0 
[  382.686592]  ? print_usage_bug+0xc0/0xc0
[  382.688667] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  382.692448]  ? warn_alloc+0x120/0x120
[  382.694654] lowmem_reserve[]: 0
[  382.698716]  ? print_usage_bug+0xc0/0xc0
[  382.727236]  0 0
[  382.731065]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  382.734320]  0
[  382.738401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.740352] Node 0 
[  382.745535]  ? should_fail+0x22d/0xd01
[  382.747318] DMA: 
[  382.752848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.755065] 1*4kB 
[  382.758956]  ? __lock_acquire+0x7ec/0x4ec0
[  382.760987] (U) 0*8kB 
[  382.766110]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.768243] 0*16kB 
[  382.772468]  ? should_fail+0x22d/0xd01
[  382.774948] 1*32kB 
[  382.780048]  ? mark_held_locks+0x130/0x130
[  382.782260] (U) 
[  382.786139]  ? mark_held_locks+0x130/0x130
[  382.788356] 2*64kB 
[  382.792581]  ? print_usage_bug+0xc0/0xc0
[  382.794536] (U) 
[  382.798771]  ? find_held_lock+0x36/0x1c0
[  382.800989] 1*128kB 
[  382.805136]  ? graph_lock+0x170/0x170
[  382.807100] (U) 
[  382.811160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.813458] 1*256kB 
[  382.817256]  ? check_preemption_disabled+0x48/0x200
[  382.819208] (U) 
[  382.824806]  ? check_preemption_disabled+0x48/0x200
[  382.827102] 0*512kB 1*1024kB 
[  382.832122]  ? __lock_is_held+0xb5/0x140
[  382.834069] (U) 
[  382.839085]  __alloc_pages_nodemask+0xa80/0xde0
[  382.842167] 1*2048kB 
[  382.846223]  ? graph_lock+0x170/0x170
[  382.848177] (M) 
[  382.852843]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  382.855229] 3*4096kB 
[  382.859016]  ? graph_lock+0x170/0x170
[  382.859041]  ? find_held_lock+0x36/0x1c0
[  382.860984] (M) = 15908kB
[  382.866011]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.868392] Node 0 
[  382.872186]  ? lock_downgrade+0x900/0x900
[  382.876214] DMA32: 6*4kB 
[  382.878979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.883618] (MH) 
[  382.885851]  cache_grow_begin+0x91/0x8c0
[  382.889970] 0*8kB 
[  382.892751]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.898263] 3*16kB 
[  382.900323]  fallback_alloc+0x203/0x2e0
[  382.904356] (MH) 
[  382.906505]  ____cache_alloc_node+0x1c7/0x1e0
[  382.910888] 2*32kB 
[  382.913123]  kmem_cache_alloc_node+0xe3/0x730
[  382.917074] (M) 
[  382.919133]  ? mark_held_locks+0xc7/0x130
[  382.923618] 5*64kB 
[  382.925867]  __alloc_skb+0x119/0x770
[  382.930332] (MH) 
[  382.932307]  ? skb_scrub_packet+0x490/0x490
[  382.936448] 4*128kB 
[  382.938720]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  382.942399] (MH) 3*256kB 
[  382.944472]  ? queue_work_on+0x12c/0x1e0
[  382.948776] (M) 
[  382.951098]  ? switchdev_port_obj_del+0xdc/0x450
[  382.955665] 4*512kB 
[  382.958415]  ? switchdev_trans_item_enqueue+0x260/0x260
[  382.962468] (MH) 
[  382.964443]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  382.969167] 3*1024kB (MH) 
[  382.971505]  __br_mdb_notify+0x4ff/0x15d0
[  382.976852] 3*2048kB (M) 
[  382.978933]  ? __br_mdb_add+0x800/0x800
[  382.983926] 3*4096kB 
[  382.986767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.990888] (M) 
[  382.993654]  ? check_preemption_disabled+0x48/0x200
[  382.997600] = 25288kB
[  383.000028]  ? graph_lock+0x170/0x170
[  383.005549] Node 0 
[  383.007520]  ? br_multicast_group_expired+0x96/0x610
[  383.012509] Normal: 
[  383.014924]  ? lock_downgrade+0x900/0x900
[  383.018699] 9*4kB 
[  383.020995]  br_mdb_notify+0x310/0x410
[  383.026068] (ME) 
[  383.028389]  ? br_mdb_dump+0x2530/0x2530
[  383.032515] 37*8kB 
[  383.034657]  ? kasan_check_write+0x14/0x20
[  383.038520] (UM) 
[  383.040584]  ? do_raw_spin_lock+0xc1/0x200
[  383.044616] 34*16kB (UMH) 
[  383.046857]  br_multicast_group_expired+0x1bc/0x610
[  383.051062] 36*32kB (UMH) 
[  383.053129]  ? br_mdb_free+0x80/0x80
[  383.057336] 19*64kB (MH) 
[  383.060195]  call_timer_fn+0x272/0x920
[  383.065183] 11*128kB 
[  383.068019]  ? br_mdb_free+0x80/0x80
[  383.071712] (UMH) 
[  383.074465]  ? process_timeout+0x40/0x40
[  383.078321] 5*256kB (UM) 
[  383.080734]  ? find_held_lock+0x36/0x1c0
[  383.084422] 4*512kB 
[  383.086569]  ? __run_timers+0x7da/0xc70
[  383.090603] (UH) 
[  383.093356]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.097391] 2*1024kB 
[  383.099719]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.103672] (H) 
[  383.105742]  ? br_mdb_free+0x80/0x80
[  383.110215] 2*2048kB 
[  383.112620]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  383.117091] (MH) 
[  383.119062]  ? trace_hardirqs_on+0xbd/0x310
[  383.122754] 0*4096kB 
[  383.125159]  ? kasan_check_read+0x11/0x20
[  383.129716] = 14124kB
[  383.131789]  ? __run_timers+0x7da/0xc70
[  383.136098] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  383.138495]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.138513]  ? br_mdb_free+0x80/0x80
[  383.142644] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  383.145043]  ? br_mdb_free+0x80/0x80
[  383.148989] 146 total pagecache pages
[  383.149007] 0 pages in swap cache
[  383.157830]  __run_timers+0x7e5/0xc70
[  383.163257] Swap cache stats: add 0, delete 0, find 0/0
[  383.166970]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  383.175508] Free swap  = 0kB
[  383.175517] Total swap = 0kB
[  383.179229]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  383.183008] 1965979 pages RAM
[  383.186452]  ? graph_lock+0x170/0x170
[  383.190221] 0 pages HighMem/MovableOnly
[  383.190230] 342307 pages reserved
[  383.195584]  ? enqueue_hrtimer+0x1a5/0x560
[  383.200930] 0 pages cma reserved
[  383.203954]  ? lock_release+0x970/0x970
[  383.207011] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.211954]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  383.211975]  ? find_held_lock+0x36/0x1c0
[  383.211999]  ? graph_lock+0x170/0x170
[  383.215142] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.218878]  ? pvclock_read_flags+0x160/0x160
[  383.222859] syz-fuzzer cpuset=
[  383.226307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.230517] /
[  383.233880]  ? check_preemption_disabled+0x48/0x200
[  383.237839]  mems_allowed=0
[  383.244327]  ? __lock_is_held+0xb5/0x140
[  383.294420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.299965]  ? check_preemption_disabled+0x48/0x200
[  383.304999]  run_timer_softirq+0x52/0xb0
[  383.309067]  ? rcu_read_lock_sched_held+0x108/0x120
[  383.314087]  __do_softirq+0x30b/0xad8
[  383.317901]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  383.323022]  ? pvclock_read_flags+0x160/0x160
[  383.327518]  ? lapic_next_event+0x5a/0x90
[  383.331676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.337215]  ? check_preemption_disabled+0x48/0x200
[  383.342234]  ? check_preemption_disabled+0x48/0x200
[  383.347255]  ? kvm_clock_read+0x18/0x30
[  383.351231]  ? kvm_sched_clock_read+0x9/0x20
[  383.355644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.361182]  ? check_preemption_disabled+0x48/0x200
[  383.366209]  irq_exit+0x17f/0x1c0
[  383.369667]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.374513]  ? smp_reschedule_interrupt+0x109/0x650
[  383.379533]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.385420]  ? interrupt_entry+0xb5/0xf0
[  383.389484]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.394501]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.399520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.404367]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.409383]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.414404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.419951]  ? check_preemption_disabled+0x48/0x200
[  383.424971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.430532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.435388]  apic_timer_interrupt+0xf/0x20
[  383.439616]  </IRQ>
[  383.441858] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  383.447745] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  383.466645] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  383.474360] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  383.481629] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  383.488897] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  383.496172] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  383.503446] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  383.510752]  ? save_stack+0xa9/0xd0
[  383.514395]  __kmalloc_node_track_caller+0x33/0x70
[  383.519330]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  383.524094]  pskb_expand_head+0x230/0x10f0
[  383.528332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.533873]  ? memcpy+0x45/0x50
[  383.537155]  ? __copy_skb_header+0x350/0x6b0
[  383.541573]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  383.546071]  ? skb_checksum+0x140/0x140
[  383.550059]  ? __lock_is_held+0xb5/0x140
[  383.554130]  ? kasan_check_write+0x14/0x20
[  383.558366]  ? __skb_clone+0x6c7/0xa00
[  383.562259]  ? __copy_skb_header+0x6b0/0x6b0
[  383.566667]  ? kmem_cache_alloc+0x33a/0x730
[  383.571001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.576549]  skb_ensure_writable+0x3dd/0x640
[  383.580964]  ? skb_cow_data+0xf10/0xf10
[  383.584953]  ? preempt_notifier_register+0x200/0x200
[  383.590063]  ? __switch_to_asm+0x34/0x70
[  383.594128]  ? __switch_to_asm+0x34/0x70
[  383.598189]  ? __switch_to_asm+0x40/0x70
[  383.602252]  ? __switch_to_asm+0x34/0x70
[  383.606316]  ? __switch_to_asm+0x40/0x70
[  383.610390]  ? __switch_to_asm+0x40/0x70
[  383.614458]  ? __switch_to_asm+0x34/0x70
[  383.618523]  ? __switch_to_asm+0x34/0x70
[  383.622583]  ? __switch_to_asm+0x40/0x70
[  383.626645]  ? __switch_to_asm+0x34/0x70
[  383.630718]  bpf_clone_redirect+0x14a/0x490
[  383.635052]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  383.640080]  ? __sched_text_start+0x8/0x8
[  383.644246]  ? find_held_lock+0x36/0x1c0
[  383.648317]  ? lock_acquire+0x1ed/0x520
[  383.652294]  ? bpf_test_run+0x32e/0x5a0
[  383.656721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.662264]  ? check_preemption_disabled+0x48/0x200
[  383.667287]  ? kasan_check_read+0x11/0x20
[  383.671439]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  383.676722]  ? rcu_bh_qs+0xc0/0xc0
[  383.680265]  ? preempt_schedule+0x4d/0x60
[  383.684417]  ? ___preempt_schedule+0x16/0x18
[  383.688835]  ? bpf_test_run+0x1c0/0x5a0
[  383.692820]  ? netlink_diag_dump+0x2a0/0x2a0
[  383.697231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.702771]  ? bpf_test_init.isra.9+0x70/0x100
[  383.707372]  ? bpf_prog_test_run_skb+0x634/0xb40
[  383.712135]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  383.716987]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  383.722524]  ? fput+0x130/0x1a0
[  383.725807]  ? __bpf_prog_get+0x9b/0x290
[  383.729874]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  383.734717]  ? bpf_prog_test_run+0x130/0x1a0
[  383.739135]  ? __x64_sys_bpf+0x3d8/0x510
[  383.743213]  ? bpf_prog_get+0x20/0x20
[  383.747052]  ? do_syscall_64+0x1b9/0x820
[  383.751115]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  383.756482]  ? syscall_return_slowpath+0x5e0/0x5e0
[  383.761418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.767066]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.772086]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  383.777106]  ? prepare_exit_to_usermode+0x291/0x3b0
[  383.782128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.787172]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  383.792556] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  383.792714] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.799499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  383.809989] syz-executor0 cpuset=
[  383.819323] Call Trace:
[  383.819332] syz0
[  383.822770]  <IRQ>
[  383.825344]  mems_allowed=0
[  383.827316]  dump_stack+0x1c4/0x2b4
[  383.835976]  ? dump_stack_print_info.cold.2+0x52/0x52
[  383.841180]  warn_alloc.cold.119+0xb7/0x1bd
[  383.845508]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.850356]  ? lock_downgrade+0x900/0x900
[  383.854523]  ? trace_hardirqs_off+0xb8/0x310
[  383.859005]  ? trace_hardirqs_off+0xb8/0x310
[  383.863428]  __alloc_pages_slowpath+0x2667/0x2d80
[  383.868304]  ? warn_alloc+0x120/0x120
[  383.872116]  ? warn_alloc+0x120/0x120
[  383.875929]  ? print_usage_bug+0xc0/0xc0
[  383.880036]  ? warn_alloc+0x120/0x120
[  383.883840]  ? print_usage_bug+0xc0/0xc0
[  383.887906]  ? __lock_acquire+0x7ec/0x4ec0
[  383.892150]  ? __lock_acquire+0x7ec/0x4ec0
[  383.896388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.901938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.907477]  ? should_fail+0x22d/0xd01
[  383.911376]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.916490]  ? __lock_acquire+0x7ec/0x4ec0
[  383.920731]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.925834]  ? __lock_acquire+0x7ec/0x4ec0
[  383.930067]  ? should_fail+0x22d/0xd01
[  383.933968]  ? mark_held_locks+0x130/0x130
[  383.938209]  ? mark_held_locks+0x130/0x130
[  383.942446]  ? graph_lock+0x170/0x170
[  383.946251]  ? print_usage_bug+0xc0/0xc0
[  383.950319]  ? graph_lock+0x170/0x170
[  383.954123]  ? print_usage_bug+0xc0/0xc0
[  383.958186]  ? wq_watchdog_touch+0x9c/0xfe
[  383.962425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.967966]  ? check_preemption_disabled+0x48/0x200
[  383.972982]  ? check_preemption_disabled+0x48/0x200
[  383.978011]  ? __lock_is_held+0xb5/0x140
[  383.982080]  __alloc_pages_nodemask+0xa80/0xde0
[  383.986758]  ? graph_lock+0x170/0x170
[  383.990567]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  383.995582]  ? graph_lock+0x170/0x170
[  383.999394]  ? find_held_lock+0x36/0x1c0
[  384.003466]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.008142]  ? lock_downgrade+0x900/0x900
[  384.012299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.017842]  cache_grow_begin+0x91/0x8c0
[  384.021905]  ? do_raw_spin_unlock+0xa7/0x2f0
[  384.026333]  fallback_alloc+0x203/0x2e0
[  384.030317]  ____cache_alloc_node+0x1c7/0x1e0
[  384.034824]  kmem_cache_alloc_node+0xe3/0x730
[  384.039330]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.043605]  __alloc_skb+0x119/0x770
[  384.047330]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.052612]  ? skb_scrub_packet+0x490/0x490
[  384.056944]  ? lock_downgrade+0x900/0x900
[  384.061106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.066645]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.072100]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.077555]  ? addrconf_rs_timer+0x690/0x690
[  384.081980]  ndisc_alloc_skb+0x144/0x340
[  384.086056]  ndisc_send_rs+0x331/0x6e0
[  384.089956]  addrconf_rs_timer+0x314/0x690
[  384.094200]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.098452]  call_timer_fn+0x272/0x920
[  384.102347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.106583]  ? process_timeout+0x40/0x40
[  384.110643]  ? find_held_lock+0x36/0x1c0
[  384.114712]  ? mark_held_locks+0xc7/0x130
[  384.118866]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.123358]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.127869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.132103]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  384.136689]  ? trace_hardirqs_on+0xbd/0x310
[  384.141010]  ? kasan_check_read+0x11/0x20
[  384.145161]  ? __run_timers+0x7da/0xc70
[  384.149136]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.154602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.158841]  __run_timers+0x7e5/0xc70
[  384.162657]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  384.168028]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.173304]  ? rcu_bh_qs+0xc0/0xc0
[  384.176848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.182391]  ? mark_held_locks+0xc7/0x130
[  384.186612]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.191371]  ? retint_kernel+0x2d/0x2d
[  384.195259]  ? trace_hardirqs_on_caller+0xc0/0x310
[  384.200192]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.204949]  ? trace_hardirqs_off+0x310/0x310
[  384.209448]  ? check_preemption_disabled+0x48/0x200
[  384.214473]  ? graph_lock+0x170/0x170
[  384.218285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.223824]  ? check_preemption_disabled+0x48/0x200
[  384.228851]  ? __lock_is_held+0xb5/0x140
[  384.232924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.238474]  ? check_preemption_disabled+0x48/0x200
[  384.243511]  run_timer_softirq+0x52/0xb0
[  384.247584]  ? rcu_read_lock_sched_held+0x108/0x120
[  384.252611]  __do_softirq+0x30b/0xad8
[  384.256425]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  384.261549]  ? pvclock_read_flags+0x160/0x160
[  384.266043]  ? lapic_next_event+0x5a/0x90
[  384.270194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.275734]  ? check_preemption_disabled+0x48/0x200
[  384.280760]  ? check_preemption_disabled+0x48/0x200
[  384.285790]  ? kvm_clock_read+0x18/0x30
[  384.289767]  ? kvm_sched_clock_read+0x9/0x20
[  384.294180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.299720]  ? check_preemption_disabled+0x48/0x200
[  384.304749]  irq_exit+0x17f/0x1c0
[  384.308209]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.313055]  ? smp_reschedule_interrupt+0x109/0x650
[  384.318072]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.323957]  ? interrupt_entry+0xb5/0xf0
[  384.328020]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.333035]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.338086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.342968]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.347990]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.353013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.358558]  ? check_preemption_disabled+0x48/0x200
[  384.363576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.369138]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.374002]  apic_timer_interrupt+0xf/0x20
[  384.378233]  </IRQ>
[  384.380476] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  384.385787] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  384.404691] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  384.412434] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  384.419700] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  384.426968] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  384.434236] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  384.441513] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  384.448866]  ? arch_local_irq_restore+0x45/0x52
[  384.453547]  dump_stack+0x26a/0x2b4
[  384.457179]  ? dump_stack_print_info.cold.2+0x52/0x52
[  384.462374]  ? mark_held_locks+0x130/0x130
[  384.466608]  ? mark_held_locks+0x130/0x130
[  384.470852]  dump_header+0x27b/0xf72
[  384.474584]  ? pagefault_out_of_memory+0x197/0x197
[  384.479528]  ? __lock_acquire+0x7ec/0x4ec0
[  384.483765]  ? mem_cgroup_charge_statistics+0x780/0x780
[  384.489131]  ? print_usage_bug+0xc0/0xc0
[  384.493194]  ? print_usage_bug+0xc0/0xc0
[  384.497261]  ? graph_lock+0x170/0x170
[  384.501066]  ? print_usage_bug+0xc0/0xc0
[  384.505127]  ? print_usage_bug+0xc0/0xc0
[  384.509197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.514742]  ? find_held_lock+0x36/0x1c0
[  384.518811]  ? mark_held_locks+0xc7/0x130
[  384.522965]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  384.528088]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  384.533191]  ? lockdep_hardirqs_on+0x421/0x5c0
[  384.537777]  ? trace_hardirqs_on+0xbd/0x310
[  384.542101]  ? kasan_check_read+0x11/0x20
[  384.546254]  ? ___ratelimit+0x36f/0x655
[  384.550232]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.555688]  ? trace_hardirqs_on+0x310/0x310
[  384.560098]  ? lock_downgrade+0x900/0x900
[  384.564257]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  384.569366]  ? ___ratelimit+0xaa/0x655
[  384.573259]  ? idr_get_free+0xec0/0xec0
[  384.577239]  ? kasan_check_write+0x14/0x20
[  384.581476]  ? do_raw_spin_lock+0xc1/0x200
[  384.585729]  oom_kill_process.cold.27+0x10/0x903
[  384.590492]  ? graph_lock+0x170/0x170
[  384.594303]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  384.600103]  ? kasan_check_read+0x11/0x20
[  384.604259]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.609543]  ? oom_evaluate_task+0x540/0x540
[  384.613959]  ? find_held_lock+0x36/0x1c0
[  384.618033]  ? out_of_memory+0x974/0x1430
[  384.622185]  ? lock_downgrade+0x900/0x900
[  384.626334]  ? check_preemption_disabled+0x48/0x200
[  384.631358]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  384.637155]  ? kasan_check_read+0x11/0x20
[  384.641307]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.646585]  ? rcu_bh_qs+0xc0/0xc0
[  384.650135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.655689]  ? oom_evaluate_task+0x302/0x540
[  384.660107]  out_of_memory+0xa84/0x1430
[  384.664096]  ? oom_killer_disable+0x3a0/0x3a0
[  384.668617]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  384.673553]  ? __mutex_add_waiter+0x2a0/0x2a0
[  384.678064]  __alloc_pages_slowpath+0x2318/0x2d80
[  384.682957]  ? warn_alloc+0x120/0x120
[  384.686805]  ? find_get_entry+0x2f2/0xc40
[  384.690972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.696529]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  384.701493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.707051]  ? should_fail+0x22d/0xd01
[  384.710960]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.716069]  ? __lock_is_held+0xb5/0x140
[  384.720156]  ? __lock_is_held+0xb5/0x140
[  384.724244]  ? find_held_lock+0x36/0x1c0
[  384.728312]  ? ___might_sleep+0x1ed/0x300
[  384.732459]  ? lock_release+0x970/0x970
[  384.736438]  ? arch_local_save_flags+0x40/0x40
[  384.741032]  ? __might_sleep+0x95/0x190
[  384.745016]  __alloc_pages_nodemask+0xa80/0xde0
[  384.749710]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  384.754730]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  384.760526]  ? kasan_check_read+0x11/0x20
[  384.764676]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.769960]  ? graph_lock+0x170/0x170
[  384.773799]  ? print_usage_bug+0xc0/0xc0
[  384.777866]  ? graph_lock+0x170/0x170
[  384.781664]  ? graph_lock+0x170/0x170
[  384.785466]  ? __do_page_cache_readahead+0x7ce/0x980
[  384.790581]  ? find_held_lock+0x36/0x1c0
[  384.794677]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  384.800226]  alloc_pages_current+0x10c/0x210
[  384.804636]  ? lock_downgrade+0x900/0x900
[  384.808794]  __page_cache_alloc+0x38f/0x5b0
[  384.813120]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  384.818923]  ? kasan_check_read+0x11/0x20
[  384.823077]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.828357]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  384.833028]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.838570]  ? check_preemption_disabled+0x48/0x200
[  384.843607]  filemap_fault+0x1594/0x25f0
[  384.847683]  ? __lock_page_or_retry+0xa00/0xa00
[  384.852353]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  384.858156]  ? kasan_check_read+0x11/0x20
[  384.862305]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.867584]  ? rcu_bh_qs+0xc0/0xc0
[  384.871138]  ? filemap_map_pages+0xdea/0x1980
[  384.875679]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  384.880800]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  384.886076]  ? debug_object_free+0x325/0x690
[  384.890494]  ? find_get_pages_range_tag+0x1320/0x1320
[  384.895706]  ? graph_lock+0x170/0x170
[  384.899521]  ? kasan_check_read+0x11/0x20
[  384.903675]  ? debug_object_destroy+0x2b0/0x2b0
[  384.908356]  ? lock_acquire+0x1ed/0x520
[  384.912331]  ? ext4_filemap_fault+0x7a/0xad
[  384.916676]  ? lock_release+0x970/0x970
[  384.920654]  ? arch_local_save_flags+0x40/0x40
[  384.925264]  ? futex_wait_setup+0x3e0/0x3e0
[  384.929604]  ? down_read+0xb0/0x1d0
[  384.933230]  ? ext4_filemap_fault+0x7a/0xad
[  384.937559]  ? __down_interruptible+0x700/0x700
[  384.942251]  ext4_filemap_fault+0x82/0xad
[  384.946402]  __do_fault+0x100/0x6b0
[  384.950039]  ? print_bad_pte+0x6c0/0x6c0
[  384.954106]  ? do_futex+0x249/0x26d0
[  384.957825]  ? do_raw_spin_unlock+0xa7/0x2f0
[  384.962235]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  384.966820]  ? kasan_check_read+0x11/0x20
[  384.970972]  ? pmd_val+0x88/0x100
[  384.974427]  ? add_mm_counter_fast+0xd0/0xd0
[  384.978839]  ? pmd_val+0x88/0x100
[  384.982297]  ? add_mm_counter_fast+0xd0/0xd0
[  384.986713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.992259]  __handle_mm_fault+0x3709/0x53e0
[  384.996678]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  385.001522]  ? graph_lock+0x170/0x170
[  385.005324]  ? print_usage_bug+0xc0/0xc0
[  385.009389]  ? graph_lock+0x170/0x170
[  385.013194]  ? graph_lock+0x170/0x170
[  385.017017]  ? handle_mm_fault+0x42a/0xc70
[  385.021259]  ? lock_downgrade+0x900/0x900
[  385.025410]  ? check_preemption_disabled+0x48/0x200
[  385.030438]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  385.036235]  ? kasan_check_read+0x11/0x20
[  385.040385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  385.045666]  ? rcu_bh_qs+0xc0/0xc0
[  385.049212]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.054669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.060211]  ? check_preemption_disabled+0x48/0x200
[  385.065243]  handle_mm_fault+0x54f/0xc70
[  385.069314]  ? __handle_mm_fault+0x53e0/0x53e0
[  385.073902]  ? find_vma+0x34/0x190
[  385.077456]  __do_page_fault+0x67d/0xed0
[  385.081541]  ? mm_fault_error+0x380/0x380
[  385.085695]  ? trace_hardirqs_off+0xb8/0x310
[  385.090118]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  385.095487]  ? trace_hardirqs_on+0x310/0x310
[  385.099929]  do_page_fault+0xf2/0x7e0
[  385.103762]  ? vmalloc_sync_all+0x30/0x30
[  385.107924]  ? error_entry+0x70/0xd0
[  385.111663]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.116679]  ? trace_hardirqs_on_caller+0xc0/0x310
[  385.121613]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.126548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.131398]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.136419]  ? trace_hardirqs_off+0x310/0x310
[  385.140930]  ? prepare_exit_to_usermode+0x291/0x3b0
[  385.145951]  ? page_fault+0x8/0x30
[  385.149499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.154351]  ? page_fault+0x8/0x30
[  385.157906]  page_fault+0x1e/0x30
[  385.161370] RIP: 0033:0x45ddf3
[  385.164573] Code: Bad RIP value.
[  385.167945] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  385.173312] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  385.180584] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  385.187852] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  385.195122] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  385.202391] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  385.209685] warn_alloc_show_mem: 1 callbacks suppressed
[  385.209697] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  385.209699] Mem-Info:
[  385.209729] active_anon:29560 inactive_anon:112 isolated_anon:0
[  385.209729]  active_file:13 inactive_file:14 isolated_file:0
[  385.209729]  unevictable:0 dirty:0 writeback:0 unstable:0
[  385.209729]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  385.209729]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  385.209729]  free:13798 free_pcp:488 free_cma:0
[  385.215076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.222354] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  385.224754] Call Trace:
[  385.257730] Node 0 
[  385.267091]  <IRQ>
[  385.294435] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  385.297009]  dump_stack+0x1c4/0x2b4
[  385.299214] lowmem_reserve[]:
[  385.301363]  ? dump_stack_print_info.cold.2+0x52/0x52
[  385.326844]  0 2819
[  385.330502]  warn_alloc.cold.119+0xb7/0x1bd
[  385.333571]  6323
[  385.338758]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.340969]  6323
[  385.345290]  ? lock_downgrade+0x900/0x900
[  385.347331] Node 0 
[  385.352176]  ? trace_hardirqs_off+0xb8/0x310
[  385.354235] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  385.358356]  ? trace_hardirqs_off+0xb8/0x310
[  385.360566] lowmem_reserve[]: 0
[  385.364996]  __alloc_pages_slowpath+0x2667/0x2d80
[  385.391503]  0 3503
[  385.395948]  ? warn_alloc+0x120/0x120
[  385.399190]  3503
[  385.404041]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.406251] Node 0 
[  385.410044]  ? warn_alloc+0x120/0x120
[  385.412114] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  385.417099]  ? print_usage_bug+0xc0/0xc0
[  385.419309] lowmem_reserve[]: 0
[  385.423115]  ? warn_alloc+0x120/0x120
[  385.451543]  0 0
[  385.455617]  ? print_usage_bug+0xc0/0xc0
[  385.458883]  0
[  385.462683]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  385.468697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.470468] Node 0 
[  385.475652]  ? should_fail+0x22d/0xd01
[  385.481164] DMA: 
[  385.483397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.487257] 1*4kB 
[  385.489315]  ? __lock_acquire+0x7ec/0x4ec0
[  385.494393] (U) 
[  385.496538]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.500751] 0*8kB 
[  385.502722]  ? should_fail+0x22d/0xd01
[  385.507796] 0*16kB 1*32kB 
[  385.509963]  ? mark_held_locks+0x130/0x130
[  385.513820] (U) 
[  385.516657]  ? mark_held_locks+0x130/0x130
[  385.520871] 2*64kB 
[  385.522838]  ? print_usage_bug+0xc0/0xc0
[  385.527049] (U) 
[  385.529282]  ? find_held_lock+0x36/0x1c0
[  385.533318] 1*128kB 
[  385.535286]  ? graph_lock+0x170/0x170
[  385.539322] (U) 
[  385.541642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.545409] 1*256kB (U) 
[  385.547390]  ? check_preemption_disabled+0x48/0x200
[  385.552899] 0*512kB 
[  385.555577]  ? check_preemption_disabled+0x48/0x200
[  385.560567] 1*1024kB 
[  385.562894]  ? __lock_is_held+0xb5/0x140
[  385.567878] (U) 
[  385.570284]  __alloc_pages_nodemask+0xa80/0xde0
[  385.574314] 1*2048kB (M) 
[  385.576323]  ? graph_lock+0x170/0x170
[  385.580963] 3*4096kB (M) 
[  385.583730]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  385.587507] = 15908kB
[  385.590256]  ? graph_lock+0x170/0x170
[  385.590280]  ? find_held_lock+0x36/0x1c0
[  385.595265] Node 0 
[  385.597679]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.601442] DMA32: 6*4kB 
[  385.605509]  ? lock_downgrade+0x900/0x900
[  385.607721] (MH) 
[  385.612388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.615114] 0*8kB 3*16kB 
[  385.619268]  cache_grow_begin+0x91/0x8c0
[  385.621306] (MH) 
[  385.626844]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.629571] 2*32kB (M) 
[  385.633637]  fallback_alloc+0x203/0x2e0
[  385.635670] 5*64kB (MH) 
[  385.640085]  ____cache_alloc_node+0x1c7/0x1e0
[  385.642637] 4*128kB (MH) 
[  385.646615]  kmem_cache_alloc_node+0xe3/0x730
[  385.649255] 3*256kB (M) 
[  385.654197]  ? mark_held_locks+0xc7/0x130
[  385.656942] 4*512kB 
[  385.661436]  __alloc_skb+0x119/0x770
[  385.664077] (MH) 
[  385.668221]  ? skb_scrub_packet+0x490/0x490
[  385.670524] 3*1024kB 
[  385.674230]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  385.676266] (MH) 
[  385.680584]  ? queue_work_on+0x12c/0x1e0
[  385.682972] 3*2048kB 
[  385.687552]  ? switchdev_port_obj_del+0xdc/0x450
[  385.689598] (M) 
[  385.693665]  ? switchdev_trans_item_enqueue+0x260/0x260
[  385.696055] 3*4096kB 
[  385.700804]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  385.702754] (M) 
[  385.708118]  __br_mdb_notify+0x4ff/0x15d0
[  385.710508] = 25288kB
[  385.715525]  ? __br_mdb_add+0x800/0x800
[  385.717471] Node 0 
[  385.721612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.723997] Normal: 
[  385.727970]  ? check_preemption_disabled+0x48/0x200
[  385.730178] 9*4kB 
[  385.735711]  ? graph_lock+0x170/0x170
[  385.738015] (ME) 
[  385.743033]  ? br_multicast_group_expired+0x96/0x610
[  385.745151] 37*8kB (UM) 
[  385.748953]  ? lock_downgrade+0x900/0x900
[  385.750988] 34*16kB (UMH) 
[  385.756107]  br_mdb_notify+0x310/0x410
[  385.758757] 36*32kB 
[  385.762897]  ? br_mdb_dump+0x2530/0x2530
[  385.765723] (UMH) 19*64kB 
[  385.769616]  ? kasan_check_write+0x14/0x20
[  385.771927] (MH) 
[  385.776000]  ? do_raw_spin_lock+0xc1/0x200
[  385.778816] 11*128kB 
[  385.783048]  br_multicast_group_expired+0x1bc/0x610
[  385.785583] (UMH) 5*256kB 
[  385.789823]  ? br_mdb_free+0x80/0x80
[  385.792210] (UM) 
[  385.797228]  call_timer_fn+0x272/0x920
[  385.800040] 4*512kB 
[  385.803743]  ? br_mdb_free+0x80/0x80
[  385.805786] (UH) 
[  385.809671]  ? process_timeout+0x40/0x40
[  385.811972] 2*1024kB 
[  385.815682]  ? find_held_lock+0x36/0x1c0
[  385.817724] (H) 
[  385.821788]  ? __run_timers+0x7da/0xc70
[  385.824176] 2*2048kB 
[  385.828231]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.830182] (MH) 
[  385.834152]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.836540] 0*4096kB 
[  385.841022]  ? br_mdb_free+0x80/0x80
[  385.843064] = 14124kB
[  385.847552]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  385.849947] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  385.853648]  ? trace_hardirqs_on+0xbd/0x310
[  385.856044] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  385.860613]  ? kasan_check_read+0x11/0x20
[  385.869425] 146 total pagecache pages
[  385.873739]  ? __run_timers+0x7da/0xc70
[  385.882298] 0 pages in swap cache
[  385.886431]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.890213] Swap cache stats: add 0, delete 0, find 0/0
[  385.894207]  ? br_mdb_free+0x80/0x80
[  385.897637] Free swap  = 0kB
[  385.903091]  ? br_mdb_free+0x80/0x80
[  385.908436] Total swap = 0kB
[  385.912146]  __run_timers+0x7e5/0xc70
[  385.915145] 1965979 pages RAM
[  385.918862]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  385.921847] 0 pages HighMem/MovableOnly
[  385.921855] 342307 pages reserved
[  385.925664]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.928774] 0 pages cma reserved
[  385.934131]  ? graph_lock+0x170/0x170
[  385.938150] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.941531]  ? enqueue_hrtimer+0x1a5/0x560
[  385.941544]  ? lock_release+0x970/0x970
[  385.941560]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  385.946645] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.949946]  ? find_held_lock+0x36/0x1c0
[  385.953724] syz-fuzzer cpuset=
[  385.960208]  ? graph_lock+0x170/0x170
[  385.964417] /
[  385.968384]  ? pvclock_read_flags+0x160/0x160
[  385.973553]  mems_allowed=0
[  385.983774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.009425]  ? check_preemption_disabled+0x48/0x200
[  386.014455]  ? __lock_is_held+0xb5/0x140
[  386.018517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.024059]  ? check_preemption_disabled+0x48/0x200
[  386.029088]  run_timer_softirq+0x52/0xb0
[  386.033155]  ? rcu_read_lock_sched_held+0x108/0x120
[  386.038174]  __do_softirq+0x30b/0xad8
[  386.041992]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  386.047105]  ? pvclock_read_flags+0x160/0x160
[  386.051605]  ? lapic_next_event+0x5a/0x90
[  386.055755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.061295]  ? check_preemption_disabled+0x48/0x200
[  386.066310]  ? check_preemption_disabled+0x48/0x200
[  386.071330]  ? kvm_clock_read+0x18/0x30
[  386.075306]  ? kvm_sched_clock_read+0x9/0x20
[  386.079718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.085260]  ? check_preemption_disabled+0x48/0x200
[  386.090294]  irq_exit+0x17f/0x1c0
[  386.093749]  smp_apic_timer_interrupt+0x1cb/0x760
[  386.098592]  ? smp_reschedule_interrupt+0x109/0x650
[  386.103612]  ? smp_call_function_single_interrupt+0x650/0x650
[  386.109494]  ? interrupt_entry+0xb5/0xf0
[  386.113560]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.118576]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.123597]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.128441]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.133457]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.138475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.144019]  ? check_preemption_disabled+0x48/0x200
[  386.149039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.154584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.159436]  apic_timer_interrupt+0xf/0x20
[  386.163667]  </IRQ>
[  386.165913] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  386.171810] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  386.190711] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  386.198422] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  386.205689] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  386.212962] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  386.220233] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  386.227503] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  386.234821]  ? save_stack+0xa9/0xd0
[  386.238461]  __kmalloc_node_track_caller+0x33/0x70
[  386.243398]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  386.248159]  pskb_expand_head+0x230/0x10f0
[  386.252401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.257949]  ? memcpy+0x45/0x50
[  386.261238]  ? __copy_skb_header+0x350/0x6b0
[  386.265649]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  386.270147]  ? skb_checksum+0x140/0x140
[  386.274133]  ? __lock_is_held+0xb5/0x140
[  386.278206]  ? kasan_check_write+0x14/0x20
[  386.282439]  ? __skb_clone+0x6c7/0xa00
[  386.286328]  ? __copy_skb_header+0x6b0/0x6b0
[  386.290738]  ? kmem_cache_alloc+0x33a/0x730
[  386.295064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.300608]  skb_ensure_writable+0x3dd/0x640
[  386.305024]  ? skb_cow_data+0xf10/0xf10
[  386.309007]  ? preempt_notifier_register+0x200/0x200
[  386.314109]  ? __switch_to_asm+0x34/0x70
[  386.318172]  ? __switch_to_asm+0x34/0x70
[  386.322231]  ? __switch_to_asm+0x40/0x70
[  386.326293]  ? __switch_to_asm+0x34/0x70
[  386.330351]  ? __switch_to_asm+0x40/0x70
[  386.334410]  ? __switch_to_asm+0x40/0x70
[  386.338471]  ? __switch_to_asm+0x34/0x70
[  386.342532]  ? __switch_to_asm+0x34/0x70
[  386.346591]  ? __switch_to_asm+0x40/0x70
[  386.350670]  ? __switch_to_asm+0x34/0x70
[  386.354744]  bpf_clone_redirect+0x14a/0x490
[  386.359079]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  386.364101]  ? __sched_text_start+0x8/0x8
[  386.368264]  ? find_held_lock+0x36/0x1c0
[  386.372337]  ? lock_acquire+0x1ed/0x520
[  386.376311]  ? bpf_test_run+0x32e/0x5a0
[  386.380291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.385832]  ? check_preemption_disabled+0x48/0x200
[  386.390855]  ? kasan_check_read+0x11/0x20
[  386.395010]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.400289]  ? rcu_bh_qs+0xc0/0xc0
[  386.403832]  ? preempt_schedule+0x4d/0x60
[  386.407991]  ? ___preempt_schedule+0x16/0x18
[  386.412406]  ? bpf_test_run+0x1c0/0x5a0
[  386.416392]  ? netlink_diag_dump+0x2a0/0x2a0
[  386.420806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.426341]  ? bpf_test_init.isra.9+0x70/0x100
[  386.430938]  ? bpf_prog_test_run_skb+0x634/0xb40
[  386.435704]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  386.440546]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  386.446084]  ? fput+0x130/0x1a0
[  386.449366]  ? __bpf_prog_get+0x9b/0x290
[  386.453429]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  386.458272]  ? bpf_prog_test_run+0x130/0x1a0
[  386.462687]  ? __x64_sys_bpf+0x3d8/0x510
[  386.466747]  ? bpf_prog_get+0x20/0x20
[  386.470570]  ? do_syscall_64+0x1b9/0x820
[  386.474631]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  386.480001]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.484939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.489786]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.494804]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  386.499825]  ? prepare_exit_to_usermode+0x291/0x3b0
[  386.504849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.509700]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  386.515083] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  386.515241] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.522031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.532519] syz-executor0 cpuset=
[  386.541865] Call Trace:
[  386.541875] syz0
[  386.545313]  <IRQ>
[  386.547891]  mems_allowed=0
[  386.549862]  dump_stack+0x1c4/0x2b4
[  386.558536]  ? dump_stack_print_info.cold.2+0x52/0x52
[  386.563742]  warn_alloc.cold.119+0xb7/0x1bd
[  386.568076]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.572939]  ? lock_downgrade+0x900/0x900
[  386.577098]  ? trace_hardirqs_off+0xb8/0x310
[  386.581519]  ? trace_hardirqs_off+0xb8/0x310
[  386.585946]  __alloc_pages_slowpath+0x2667/0x2d80
[  386.590824]  ? warn_alloc+0x120/0x120
[  386.594627]  ? lock_release+0x970/0x970
[  386.598607]  ? warn_alloc+0x120/0x120
[  386.602411]  ? print_usage_bug+0xc0/0xc0
[  386.606475]  ? warn_alloc+0x120/0x120
[  386.610285]  ? print_usage_bug+0xc0/0xc0
[  386.614353]  ? __lock_acquire+0x7ec/0x4ec0
[  386.618592]  ? __lock_acquire+0x7ec/0x4ec0
[  386.622830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.628372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.633909]  ? should_fail+0x22d/0xd01
[  386.637814]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.642951]  ? __lock_acquire+0x7ec/0x4ec0
[  386.647195]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.652298]  ? __lock_acquire+0x7ec/0x4ec0
[  386.656531]  ? should_fail+0x22d/0xd01
[  386.660444]  ? mark_held_locks+0x130/0x130
[  386.664685]  ? mark_held_locks+0x130/0x130
[  386.668933]  ? graph_lock+0x170/0x170
[  386.672736]  ? print_usage_bug+0xc0/0xc0
[  386.676797]  ? graph_lock+0x170/0x170
[  386.680601]  ? print_usage_bug+0xc0/0xc0
[  386.684682]  ? wq_watchdog_touch+0x9c/0xfe
[  386.689012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.694554]  ? check_preemption_disabled+0x48/0x200
[  386.699577]  ? check_preemption_disabled+0x48/0x200
[  386.704607]  ? __lock_is_held+0xb5/0x140
[  386.708681]  __alloc_pages_nodemask+0xa80/0xde0
[  386.713354]  ? graph_lock+0x170/0x170
[  386.717162]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  386.722176]  ? graph_lock+0x170/0x170
[  386.725995]  ? find_held_lock+0x36/0x1c0
[  386.730078]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.734751]  ? lock_downgrade+0x900/0x900
[  386.738910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.744468]  cache_grow_begin+0x91/0x8c0
[  386.748540]  ? do_raw_spin_unlock+0xa7/0x2f0
[  386.752961]  fallback_alloc+0x203/0x2e0
[  386.756950]  ____cache_alloc_node+0x1c7/0x1e0
[  386.761457]  kmem_cache_alloc_node+0xe3/0x730
[  386.765961]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.770211]  __alloc_skb+0x119/0x770
[  386.773937]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.779225]  ? skb_scrub_packet+0x490/0x490
[  386.783552]  ? lock_downgrade+0x900/0x900
[  386.787708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.793250]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.798709]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.804163]  ? addrconf_rs_timer+0x690/0x690
[  386.808589]  ndisc_alloc_skb+0x144/0x340
[  386.812657]  ndisc_send_rs+0x331/0x6e0
[  386.816554]  addrconf_rs_timer+0x314/0x690
[  386.820796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.825046]  call_timer_fn+0x272/0x920
[  386.828944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.833182]  ? process_timeout+0x40/0x40
[  386.837243]  ? find_held_lock+0x36/0x1c0
[  386.841314]  ? mark_held_locks+0xc7/0x130
[  386.845464]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.849965]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.854463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.858704]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  386.863290]  ? trace_hardirqs_on+0xbd/0x310
[  386.867609]  ? kasan_check_read+0x11/0x20
[  386.871763]  ? __run_timers+0x7da/0xc70
[  386.875739]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.881206]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.885461]  __run_timers+0x7e5/0xc70
[  386.889283]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  386.894653]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.899960]  ? rcu_bh_qs+0xc0/0xc0
[  386.903507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.909060]  ? mark_held_locks+0xc7/0x130
[  386.913217]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  386.917977]  ? retint_kernel+0x2d/0x2d
[  386.921869]  ? trace_hardirqs_on_caller+0xc0/0x310
[  386.926801]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  386.931561]  ? trace_hardirqs_off+0x310/0x310
[  386.936065]  ? check_preemption_disabled+0x48/0x200
[  386.941082]  ? graph_lock+0x170/0x170
[  386.944888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.950434]  ? check_preemption_disabled+0x48/0x200
[  386.955466]  ? __lock_is_held+0xb5/0x140
[  386.959537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.965077]  ? check_preemption_disabled+0x48/0x200
[  386.970106]  run_timer_softirq+0x52/0xb0
[  386.974170]  ? rcu_read_lock_sched_held+0x108/0x120
[  386.979189]  __do_softirq+0x30b/0xad8
[  386.983006]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  386.988119]  ? pvclock_read_flags+0x160/0x160
[  386.992646]  ? lapic_next_event+0x5a/0x90
[  386.996807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.002348]  ? check_preemption_disabled+0x48/0x200
[  387.007365]  ? check_preemption_disabled+0x48/0x200
[  387.012391]  ? kvm_clock_read+0x18/0x30
[  387.016366]  ? kvm_sched_clock_read+0x9/0x20
[  387.020778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.026321]  ? check_preemption_disabled+0x48/0x200
[  387.031350]  irq_exit+0x17f/0x1c0
[  387.034807]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.039651]  ? smp_reschedule_interrupt+0x109/0x650
[  387.044682]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.050577]  ? interrupt_entry+0xb5/0xf0
[  387.054646]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.059691]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.064711]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.069581]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.074610]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.079633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.085176]  ? check_preemption_disabled+0x48/0x200
[  387.090196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.095742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.100600]  apic_timer_interrupt+0xf/0x20
[  387.104828]  </IRQ>
[  387.107076] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  387.112355] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  387.131253] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  387.138966] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  387.146321] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  387.153589] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  387.160860] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  387.168125] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  387.175414]  ? arch_local_irq_restore+0x45/0x52
[  387.180093]  dump_stack+0x26a/0x2b4
[  387.183743]  ? dump_stack_print_info.cold.2+0x52/0x52
[  387.188956]  ? mark_held_locks+0x130/0x130
[  387.193194]  ? mark_held_locks+0x130/0x130
[  387.197436]  dump_header+0x27b/0xf72
[  387.201164]  ? pagefault_out_of_memory+0x197/0x197
[  387.206105]  ? __lock_acquire+0x7ec/0x4ec0
[  387.210340]  ? mem_cgroup_charge_statistics+0x780/0x780
[  387.215707]  ? print_usage_bug+0xc0/0xc0
[  387.219770]  ? print_usage_bug+0xc0/0xc0
[  387.223845]  ? graph_lock+0x170/0x170
[  387.227647]  ? print_usage_bug+0xc0/0xc0
[  387.231707]  ? print_usage_bug+0xc0/0xc0
[  387.235780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.241324]  ? find_held_lock+0x36/0x1c0
[  387.245393]  ? mark_held_locks+0xc7/0x130
[  387.249543]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  387.254646]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  387.259762]  ? lockdep_hardirqs_on+0x421/0x5c0
[  387.264346]  ? trace_hardirqs_on+0xbd/0x310
[  387.268665]  ? kasan_check_read+0x11/0x20
[  387.272845]  ? ___ratelimit+0x36f/0x655
[  387.276823]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.282277]  ? trace_hardirqs_on+0x310/0x310
[  387.286686]  ? lock_downgrade+0x900/0x900
[  387.290855]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  387.295965]  ? ___ratelimit+0xaa/0x655
[  387.299859]  ? idr_get_free+0xec0/0xec0
[  387.303832]  ? kasan_check_write+0x14/0x20
[  387.308069]  ? do_raw_spin_lock+0xc1/0x200
[  387.312314]  oom_kill_process.cold.27+0x10/0x903
[  387.317076]  ? graph_lock+0x170/0x170
[  387.320886]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  387.326689]  ? kasan_check_read+0x11/0x20
[  387.330842]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.336122]  ? oom_evaluate_task+0x540/0x540
[  387.340540]  ? find_held_lock+0x36/0x1c0
[  387.344609]  ? out_of_memory+0x974/0x1430
[  387.348762]  ? lock_downgrade+0x900/0x900
[  387.352923]  ? check_preemption_disabled+0x48/0x200
[  387.357956]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  387.363752]  ? kasan_check_read+0x11/0x20
[  387.367904]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.373190]  ? rcu_bh_qs+0xc0/0xc0
[  387.376735]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.382272]  ? oom_evaluate_task+0x302/0x540
[  387.386690]  out_of_memory+0xa84/0x1430
[  387.390674]  ? oom_killer_disable+0x3a0/0x3a0
[  387.395171]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  387.400107]  ? __mutex_add_waiter+0x2a0/0x2a0
[  387.404618]  __alloc_pages_slowpath+0x2318/0x2d80
[  387.409496]  ? warn_alloc+0x120/0x120
[  387.413315]  ? find_get_entry+0x2f2/0xc40
[  387.417475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.423020]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  387.427951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.433506]  ? should_fail+0x22d/0xd01
[  387.437395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.442506]  ? __lock_is_held+0xb5/0x140
[  387.446598]  ? __lock_is_held+0xb5/0x140
[  387.450669]  ? find_held_lock+0x36/0x1c0
[  387.454736]  ? ___might_sleep+0x1ed/0x300
[  387.458886]  ? lock_release+0x970/0x970
[  387.462895]  ? arch_local_save_flags+0x40/0x40
[  387.467517]  ? __might_sleep+0x95/0x190
[  387.471504]  __alloc_pages_nodemask+0xa80/0xde0
[  387.476182]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  387.481200]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  387.486995]  ? kasan_check_read+0x11/0x20
[  387.491145]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.496444]  ? graph_lock+0x170/0x170
[  387.500249]  ? print_usage_bug+0xc0/0xc0
[  387.504314]  ? graph_lock+0x170/0x170
[  387.508117]  ? graph_lock+0x170/0x170
[  387.511931]  ? __do_page_cache_readahead+0x7ce/0x980
[  387.517041]  ? find_held_lock+0x36/0x1c0
[  387.521111]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  387.526652]  alloc_pages_current+0x10c/0x210
[  387.531058]  ? lock_downgrade+0x900/0x900
[  387.535212]  __page_cache_alloc+0x38f/0x5b0
[  387.539538]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  387.545335]  ? kasan_check_read+0x11/0x20
[  387.549489]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.554771]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  387.559444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.565003]  ? check_preemption_disabled+0x48/0x200
[  387.570030]  filemap_fault+0x1594/0x25f0
[  387.574121]  ? __lock_page_or_retry+0xa00/0xa00
[  387.578814]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  387.584609]  ? kasan_check_read+0x11/0x20
[  387.588762]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.594040]  ? rcu_bh_qs+0xc0/0xc0
[  387.597598]  ? filemap_map_pages+0xdea/0x1980
[  387.602102]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  387.607216]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  387.612495]  ? debug_object_free+0x325/0x690
[  387.616913]  ? find_get_pages_range_tag+0x1320/0x1320
[  387.622119]  ? graph_lock+0x170/0x170
[  387.625935]  ? kasan_check_read+0x11/0x20
[  387.630086]  ? debug_object_destroy+0x2b0/0x2b0
[  387.634765]  ? lock_acquire+0x1ed/0x520
[  387.638740]  ? ext4_filemap_fault+0x7a/0xad
[  387.643071]  ? lock_release+0x970/0x970
[  387.647051]  ? arch_local_save_flags+0x40/0x40
[  387.651639]  ? futex_wait_setup+0x3e0/0x3e0
[  387.656170]  ? down_read+0xb0/0x1d0
[  387.659798]  ? ext4_filemap_fault+0x7a/0xad
[  387.664155]  ? __down_interruptible+0x700/0x700
[  387.668845]  ext4_filemap_fault+0x82/0xad
[  387.672997]  __do_fault+0x100/0x6b0
[  387.676628]  ? print_bad_pte+0x6c0/0x6c0
[  387.680688]  ? do_futex+0x249/0x26d0
[  387.684403]  ? do_raw_spin_unlock+0xa7/0x2f0
[  387.688845]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  387.693426]  ? kasan_check_read+0x11/0x20
[  387.697603]  ? pmd_val+0x88/0x100
[  387.701068]  ? add_mm_counter_fast+0xd0/0xd0
[  387.705500]  ? pmd_val+0x88/0x100
[  387.708984]  ? add_mm_counter_fast+0xd0/0xd0
[  387.713406]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.718964]  __handle_mm_fault+0x3709/0x53e0
[  387.723386]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  387.728232]  ? graph_lock+0x170/0x170
[  387.732037]  ? print_usage_bug+0xc0/0xc0
[  387.736120]  ? graph_lock+0x170/0x170
[  387.739931]  ? graph_lock+0x170/0x170
[  387.743752]  ? handle_mm_fault+0x42a/0xc70
[  387.748008]  ? lock_downgrade+0x900/0x900
[  387.752160]  ? check_preemption_disabled+0x48/0x200
[  387.757187]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  387.763017]  ? kasan_check_read+0x11/0x20
[  387.767175]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.772455]  ? rcu_bh_qs+0xc0/0xc0
[  387.776016]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.781491]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.787517]  ? check_preemption_disabled+0x48/0x200
[  387.792549]  handle_mm_fault+0x54f/0xc70
[  387.796622]  ? __handle_mm_fault+0x53e0/0x53e0
[  387.801211]  ? find_vma+0x34/0x190
[  387.804761]  __do_page_fault+0x67d/0xed0
[  387.808834]  ? mm_fault_error+0x380/0x380
[  387.812983]  ? trace_hardirqs_off+0xb8/0x310
[  387.817399]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  387.822772]  ? trace_hardirqs_on+0x310/0x310
[  387.827191]  do_page_fault+0xf2/0x7e0
[  387.830998]  ? vmalloc_sync_all+0x30/0x30
[  387.835156]  ? error_entry+0x70/0xd0
[  387.838877]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.843892]  ? trace_hardirqs_on_caller+0xc0/0x310
[  387.848832]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.853781]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.858628]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.863644]  ? trace_hardirqs_off+0x310/0x310
[  387.868154]  ? prepare_exit_to_usermode+0x291/0x3b0
[  387.873177]  ? page_fault+0x8/0x30
[  387.876724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.881571]  ? page_fault+0x8/0x30
[  387.885117]  page_fault+0x1e/0x30
[  387.888569] RIP: 0033:0x45ddf3
[  387.891764] Code: Bad RIP value.
[  387.895143] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  387.900512] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  387.907784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  387.915055] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  387.922329] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  387.929612] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  387.936907] warn_alloc_show_mem: 1 callbacks suppressed
[  387.936928] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  387.936930] Mem-Info:
[  387.936960] active_anon:29560 inactive_anon:112 isolated_anon:0
[  387.936960]  active_file:13 inactive_file:14 isolated_file:0
[  387.936960]  unevictable:0 dirty:0 writeback:0 unstable:0
[  387.936960]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  387.936960]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  387.936960]  free:13798 free_pcp:488 free_cma:0
[  387.942312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.949593] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  387.951991] Call Trace:
[  387.984881] Node 0 
[  387.994235]  <IRQ>
[  388.021669] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  388.024245]  dump_stack+0x1c4/0x2b4
[  388.026444] lowmem_reserve[]: 0
[  388.028619]  ? dump_stack_print_info.cold.2+0x52/0x52
[  388.054091]  2819 6323
[  388.057734]  warn_alloc.cold.119+0xb7/0x1bd
[  388.060996]  6323
[  388.066182]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.072982]  ? lock_downgrade+0x900/0x900
[  388.075021] Node 0 
[  388.079864]  ? trace_hardirqs_off+0xb8/0x310
[  388.084008] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  388.086231]  ? trace_hardirqs_off+0xb8/0x310
[  388.090608] lowmem_reserve[]: 0
[  388.117161]  __alloc_pages_slowpath+0x2667/0x2d80
[  388.121543]  0
[  388.124839]  ? warn_alloc+0x120/0x120
[  388.129635]  3503
[  388.131433]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.135208]  3503
[  388.137268]  ? warn_alloc+0x120/0x120
[  388.144315]  ? print_usage_bug+0xc0/0xc0
[  388.148117] Node 0 
[  388.152168]  ? warn_alloc+0x120/0x120
[  388.152199] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  388.152206] lowmem_reserve[]:
[  388.154436]  ? print_usage_bug+0xc0/0xc0
[  388.158215]  0
[  388.186681]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  388.189761]  0
[  388.193820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.195596]  0
[  388.200778]  ? should_fail+0x22d/0xd01
[  388.202556]  0
[  388.208106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.209891] Node 0 
[  388.213771]  ? __lock_acquire+0x7ec/0x4ec0
[  388.215550] DMA: 
[  388.220647]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.222876] 1*4kB 
[  388.227107]  ? should_fail+0x22d/0xd01
[  388.229149] (U) 
[  388.234249]  ? mark_held_locks+0x130/0x130
[  388.236368] 0*8kB 
[  388.240251]  ? mark_held_locks+0x130/0x130
[  388.242217] 0*16kB 1*32kB 
[  388.246476]  ? print_usage_bug+0xc0/0xc0
[  388.248607] (U) 
[  388.252860]  ? find_held_lock+0x36/0x1c0
[  388.255697] 2*64kB 
[  388.259748]  ? graph_lock+0x170/0x170
[  388.261699] (U) 
[  388.265769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.267984] 1*128kB 
[  388.271803]  ? check_preemption_disabled+0x48/0x200
[  388.273750] (U) 
[  388.279282]  ? check_preemption_disabled+0x48/0x200
[  388.281581] 1*256kB 
[  388.286593]  ? __lock_is_held+0xb5/0x140
[  388.288540] (U) 
[  388.293552]  __alloc_pages_nodemask+0xa80/0xde0
[  388.295851] 0*512kB 
[  388.299902]  ? graph_lock+0x170/0x170
[  388.301862] 1*1024kB 
[  388.306527]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  388.308839] (U) 
[  388.312632]  ? graph_lock+0x170/0x170
[  388.315021] 1*2048kB 
[  388.320036]  ? find_held_lock+0x36/0x1c0
[  388.321990] (M) 
[  388.325790]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.328170] 3*4096kB 
[  388.332228]  ? lock_downgrade+0x900/0x900
[  388.334179] (M) 
[  388.338850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.341236] = 15908kB
[  388.345382]  cache_grow_begin+0x91/0x8c0
[  388.347332] Node 0 
[  388.352878]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.355261] DMA32: 
[  388.359320]  fallback_alloc+0x203/0x2e0
[  388.361528] 6*4kB 
[  388.365972]  ____cache_alloc_node+0x1c7/0x1e0
[  388.368183] (MH) 
[  388.372156]  kmem_cache_alloc_node+0xe3/0x730
[  388.374280] 0*8kB 
[  388.378767]  ? mark_held_locks+0xc7/0x130
[  388.380810] 3*16kB 
[  388.385302]  __alloc_skb+0x119/0x770
[  388.387422] (MH) 
[  388.391580]  ? skb_scrub_packet+0x490/0x490
[  388.393787] 2*32kB (M) 
[  388.397522]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  388.399563] 5*64kB 
[  388.403877]  ? queue_work_on+0x12c/0x1e0
[  388.406435] (MH) 
[  388.411018]  ? switchdev_port_obj_del+0xdc/0x450
[  388.413224] 4*128kB (MH) 
[  388.417291]  ? switchdev_trans_item_enqueue+0x260/0x260
[  388.419331] 3*256kB 
[  388.424081]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  388.426824] (M) 
[  388.432182]  __br_mdb_notify+0x4ff/0x15d0
[  388.434476] 4*512kB (MH) 
[  388.439510]  ? __br_mdb_add+0x800/0x800
[  388.441469] 3*1024kB (MH) 
[  388.445623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.448350] 3*2048kB (M) 
[  388.452331]  ? check_preemption_disabled+0x48/0x200
[  388.455147] 3*4096kB (M) 
[  388.460690]  ? graph_lock+0x170/0x170
[  388.463420] = 25288kB
[  388.468435]  ? br_multicast_group_expired+0x96/0x610
[  388.471166] Node 0 
[  388.474963]  ? lock_downgrade+0x900/0x900
[  388.477348] Normal: 
[  388.482446]  br_mdb_notify+0x310/0x410
[  388.484658] 9*4kB 
[  388.488798]  ? br_mdb_dump+0x2530/0x2530
[  388.491102] (ME) 
[  388.494992]  ? kasan_check_write+0x14/0x20
[  388.497113] 37*8kB 
[  388.501172]  ? do_raw_spin_lock+0xc1/0x200
[  388.503212] (UM) 
[  388.507446]  br_multicast_group_expired+0x1bc/0x610
[  388.509674] 34*16kB 
[  388.513901]  ? br_mdb_free+0x80/0x80
[  388.515948] (UMH) 
[  388.520966]  call_timer_fn+0x272/0x920
[  388.523251] 36*32kB (UMH) 
[  388.526963]  ? br_mdb_free+0x80/0x80
[  388.529094] 19*64kB 
[  388.532979]  ? process_timeout+0x40/0x40
[  388.535798] (MH) 
[  388.539496]  ? find_held_lock+0x36/0x1c0
[  388.539517]  ? __run_timers+0x7da/0xc70
[  388.541813] 11*128kB 
[  388.545868]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.547904] (UMH) 
[  388.551966]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.555928] 5*256kB 
[  388.558330]  ? br_mdb_free+0x80/0x80
[  388.562801] (UM) 
[  388.564955]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  388.569424] 4*512kB 
[  388.571746]  ? trace_hardirqs_on+0xbd/0x310
[  388.575435] (UH) 
[  388.577501]  ? kasan_check_read+0x11/0x20
[  388.582058] 2*1024kB 
[  388.584377]  ? __run_timers+0x7da/0xc70
[  388.588670] (H) 
[  388.590729]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.594854] 2*2048kB 
[  388.597270]  ? br_mdb_free+0x80/0x80
[  388.601219] (MH) 
[  388.603188]  ? br_mdb_free+0x80/0x80
[  388.608611] 0*4096kB = 14124kB
[  388.611026]  __run_timers+0x7e5/0xc70
[  388.614719] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  388.616779]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  388.620463] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  388.623646]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.627420] 146 total pagecache pages
[  388.636272]  ? graph_lock+0x170/0x170
[  388.641618] 0 pages in swap cache
[  388.650185]  ? enqueue_hrtimer+0x1a5/0x560
[  388.655181] Swap cache stats: add 0, delete 0, find 0/0
[  388.658974]  ? lock_release+0x970/0x970
[  388.662785] Free swap  = 0kB
[  388.666236]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  388.670450] Total swap = 0kB
[  388.675807]  ? find_held_lock+0x36/0x1c0
[  388.679755] 1965979 pages RAM
[  388.682766]  ? graph_lock+0x170/0x170
[  388.687938] 0 pages HighMem/MovableOnly
[  388.690968]  ? pvclock_read_flags+0x160/0x160
[  388.695005] 342307 pages reserved
[  388.698106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.701879] 0 pages cma reserved
[  388.701963] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  388.705859]  ? check_preemption_disabled+0x48/0x200
[  388.710460] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  388.713786]  ? __lock_is_held+0xb5/0x140
[  388.719292] syz-fuzzer cpuset=
[  388.722654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.729124] /
[  388.734140]  ? check_preemption_disabled+0x48/0x200
[  388.744337]  mems_allowed=0
[  388.748488]  run_timer_softirq+0x52/0xb0
[  388.770860]  ? rcu_read_lock_sched_held+0x108/0x120
[  388.775885]  __do_softirq+0x30b/0xad8
[  388.779710]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  388.784834]  ? pvclock_read_flags+0x160/0x160
[  388.789333]  ? lapic_next_event+0x5a/0x90
[  388.793486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.799032]  ? check_preemption_disabled+0x48/0x200
[  388.804050]  ? check_preemption_disabled+0x48/0x200
[  388.809073]  ? kvm_clock_read+0x18/0x30
[  388.813053]  ? kvm_sched_clock_read+0x9/0x20
[  388.817467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.823011]  ? check_preemption_disabled+0x48/0x200
[  388.828045]  irq_exit+0x17f/0x1c0
[  388.831504]  smp_apic_timer_interrupt+0x1cb/0x760
[  388.836351]  ? smp_reschedule_interrupt+0x109/0x650
[  388.841373]  ? smp_call_function_single_interrupt+0x650/0x650
[  388.847261]  ? interrupt_entry+0xb5/0xf0
[  388.851327]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.856344]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.861365]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.866211]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.871232]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.876261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.881811]  ? check_preemption_disabled+0x48/0x200
[  388.886827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.892373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.897231]  apic_timer_interrupt+0xf/0x20
[  388.901462]  </IRQ>
[  388.903717] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  388.909621] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  388.928525] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  388.936236] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  388.943503] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  388.950769] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  388.958045] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  388.965319] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  388.972618]  ? save_stack+0xa9/0xd0
[  388.976257]  __kmalloc_node_track_caller+0x33/0x70
[  388.981190]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  388.985964]  pskb_expand_head+0x230/0x10f0
[  388.990206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.995744]  ? memcpy+0x45/0x50
[  388.999025]  ? __copy_skb_header+0x350/0x6b0
[  389.003435]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  389.007942]  ? skb_checksum+0x140/0x140
[  389.011940]  ? __lock_is_held+0xb5/0x140
[  389.016016]  ? kasan_check_write+0x14/0x20
[  389.020251]  ? __skb_clone+0x6c7/0xa00
[  389.024145]  ? __copy_skb_header+0x6b0/0x6b0
[  389.028560]  ? kmem_cache_alloc+0x33a/0x730
[  389.032888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.038439]  skb_ensure_writable+0x3dd/0x640
[  389.042855]  ? skb_cow_data+0xf10/0xf10
[  389.046836]  ? preempt_notifier_register+0x200/0x200
[  389.051945]  ? __switch_to_asm+0x34/0x70
[  389.056010]  ? __switch_to_asm+0x34/0x70
[  389.060072]  ? __switch_to_asm+0x40/0x70
[  389.064131]  ? __switch_to_asm+0x34/0x70
[  389.068191]  ? __switch_to_asm+0x40/0x70
[  389.072251]  ? __switch_to_asm+0x40/0x70
[  389.076329]  ? __switch_to_asm+0x34/0x70
[  389.080405]  ? __switch_to_asm+0x34/0x70
[  389.084462]  ? __switch_to_asm+0x40/0x70
[  389.088529]  ? __switch_to_asm+0x34/0x70
[  389.092611]  bpf_clone_redirect+0x14a/0x490
[  389.096966]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  389.102000]  ? __sched_text_start+0x8/0x8
[  389.106168]  ? find_held_lock+0x36/0x1c0
[  389.110240]  ? lock_acquire+0x1ed/0x520
[  389.114215]  ? bpf_test_run+0x32e/0x5a0
[  389.118191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.123732]  ? check_preemption_disabled+0x48/0x200
[  389.128758]  ? kasan_check_read+0x11/0x20
[  389.132908]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.138199]  ? rcu_bh_qs+0xc0/0xc0
[  389.141742]  ? preempt_schedule+0x4d/0x60
[  389.145894]  ? ___preempt_schedule+0x16/0x18
[  389.150317]  ? bpf_test_run+0x1c0/0x5a0
[  389.154301]  ? netlink_diag_dump+0x2a0/0x2a0
[  389.158716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.164300]  ? bpf_test_init.isra.9+0x70/0x100
[  389.168900]  ? bpf_prog_test_run_skb+0x634/0xb40
[  389.173685]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  389.178539]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.184077]  ? fput+0x130/0x1a0
[  389.187360]  ? __bpf_prog_get+0x9b/0x290
[  389.191425]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  389.196265]  ? bpf_prog_test_run+0x130/0x1a0
[  389.200679]  ? __x64_sys_bpf+0x3d8/0x510
[  389.204741]  ? bpf_prog_get+0x20/0x20
[  389.208563]  ? do_syscall_64+0x1b9/0x820
[  389.212626]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.218002]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.222941]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.227808]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.232827]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.237849]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.242873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.247728]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.253111] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  389.253271] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.260058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.270529] syz-executor0 cpuset=
[  389.279886] Call Trace:
[  389.279897]  <IRQ>
[  389.283344] syz0
[  389.285940]  dump_stack+0x1c4/0x2b4
[  389.288063]  mems_allowed=0
[  389.290033]  ? dump_stack_print_info.cold.2+0x52/0x52
[  389.301752]  warn_alloc.cold.119+0xb7/0x1bd
[  389.306082]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.310940]  ? lock_downgrade+0x900/0x900
[  389.315102]  ? trace_hardirqs_off+0xb8/0x310
[  389.319521]  ? trace_hardirqs_off+0xb8/0x310
[  389.323950]  __alloc_pages_slowpath+0x2667/0x2d80
[  389.328830]  ? warn_alloc+0x120/0x120
[  389.332633]  ? trace_hardirqs_on+0x310/0x310
[  389.337048]  ? warn_alloc+0x120/0x120
[  389.340857]  ? print_usage_bug+0xc0/0xc0
[  389.344929]  ? warn_alloc+0x120/0x120
[  389.348732]  ? ktime_get+0x2e1/0x440
[  389.352449]  ? print_usage_bug+0xc0/0xc0
[  389.356520]  ? __lock_acquire+0x7ec/0x4ec0
[  389.360760]  ? __lock_acquire+0x7ec/0x4ec0
[  389.365003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.370554]  ? should_fail+0x22d/0xd01
[  389.374442]  ? __lock_acquire+0x7ec/0x4ec0
[  389.378684]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.383792]  ? __lock_acquire+0x7ec/0x4ec0
[  389.388056]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.393158]  ? __lock_acquire+0x7ec/0x4ec0
[  389.397394]  ? should_fail+0x22d/0xd01
[  389.401293]  ? mark_held_locks+0x130/0x130
[  389.405534]  ? mark_held_locks+0x130/0x130
[  389.409786]  ? mark_held_locks+0xc7/0x130
[  389.413944]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  389.418973]  ? graph_lock+0x170/0x170
[  389.422777]  ? print_usage_bug+0xc0/0xc0
[  389.426842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.432382]  ? check_preemption_disabled+0x48/0x200
[  389.437399]  ? check_preemption_disabled+0x48/0x200
[  389.442428]  ? __lock_is_held+0xb5/0x140
[  389.446502]  __alloc_pages_nodemask+0xa80/0xde0
[  389.451176]  ? graph_lock+0x170/0x170
[  389.454985]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  389.460004]  ? graph_lock+0x170/0x170
[  389.463818]  ? find_held_lock+0x36/0x1c0
[  389.467890]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.472575]  ? lock_downgrade+0x900/0x900
[  389.476732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.482274]  cache_grow_begin+0x91/0x8c0
[  389.486338]  ? do_raw_spin_unlock+0xa7/0x2f0
[  389.490757]  fallback_alloc+0x203/0x2e0
[  389.494739]  ____cache_alloc_node+0x1c7/0x1e0
[  389.499244]  kmem_cache_alloc_node+0xe3/0x730
[  389.503760]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.508014]  __alloc_skb+0x119/0x770
[  389.511734]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.517019]  ? skb_scrub_packet+0x490/0x490
[  389.521348]  ? lock_downgrade+0x900/0x900
[  389.525514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.531059]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.536516]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.541970]  ? addrconf_rs_timer+0x690/0x690
[  389.546402]  ndisc_alloc_skb+0x144/0x340
[  389.550474]  ndisc_send_rs+0x331/0x6e0
[  389.554378]  addrconf_rs_timer+0x314/0x690
[  389.558625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.562875]  call_timer_fn+0x272/0x920
[  389.566765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.571001]  ? process_timeout+0x40/0x40
[  389.575066]  ? find_held_lock+0x36/0x1c0
[  389.579138]  ? mark_held_locks+0xc7/0x130
[  389.583290]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.587787]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.592283]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.596532]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  389.601118]  ? trace_hardirqs_on+0xbd/0x310
[  389.605436]  ? kasan_check_read+0x11/0x20
[  389.609591]  ? __run_timers+0x7da/0xc70
[  389.613570]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.619038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.623279]  __run_timers+0x7e5/0xc70
[  389.627096]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  389.632466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.637748]  ? rcu_bh_qs+0xc0/0xc0
[  389.641294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.646838]  ? mark_held_locks+0xc7/0x130
[  389.650997]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.655947]  ? retint_kernel+0x2d/0x2d
[  389.659842]  ? trace_hardirqs_on_caller+0xc0/0x310
[  389.664777]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.669536]  ? trace_hardirqs_off+0x310/0x310
[  389.674039]  ? check_preemption_disabled+0x48/0x200
[  389.679060]  ? graph_lock+0x170/0x170
[  389.682867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.688407]  ? check_preemption_disabled+0x48/0x200
[  389.693436]  ? __lock_is_held+0xb5/0x140
[  389.697504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.703046]  ? check_preemption_disabled+0x48/0x200
[  389.708073]  run_timer_softirq+0x52/0xb0
[  389.712152]  ? rcu_read_lock_sched_held+0x108/0x120
[  389.717172]  __do_softirq+0x30b/0xad8
[  389.720985]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  389.726095]  ? pvclock_read_flags+0x160/0x160
[  389.730590]  ? lapic_next_event+0x5a/0x90
[  389.734742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.740285]  ? check_preemption_disabled+0x48/0x200
[  389.745303]  ? check_preemption_disabled+0x48/0x200
[  389.750329]  ? kvm_clock_read+0x18/0x30
[  389.754304]  ? kvm_sched_clock_read+0x9/0x20
[  389.758718]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.764260]  ? check_preemption_disabled+0x48/0x200
[  389.769290]  irq_exit+0x17f/0x1c0
[  389.772747]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.777595]  ? smp_reschedule_interrupt+0x109/0x650
[  389.782616]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.788984]  ? interrupt_entry+0xb5/0xf0
[  389.793062]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.798078]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.803109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.807992]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.813014]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.818033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.823572]  ? check_preemption_disabled+0x48/0x200
[  389.828606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.834151]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.839008]  apic_timer_interrupt+0xf/0x20
[  389.843237]  </IRQ>
[  389.845481] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  389.850784] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  389.869692] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  389.877408] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  389.884679] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  389.891947] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  389.899214] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  389.906490] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  389.913793]  ? arch_local_irq_restore+0x45/0x52
[  389.918473]  dump_stack+0x26a/0x2b4
[  389.922115]  ? dump_stack_print_info.cold.2+0x52/0x52
[  389.927309]  ? mark_held_locks+0x130/0x130
[  389.931544]  ? mark_held_locks+0x130/0x130
[  389.935785]  dump_header+0x27b/0xf72
[  389.939521]  ? pagefault_out_of_memory+0x197/0x197
[  389.944458]  ? __lock_acquire+0x7ec/0x4ec0
[  389.948699]  ? mem_cgroup_charge_statistics+0x780/0x780
[  389.954065]  ? print_usage_bug+0xc0/0xc0
[  389.958133]  ? print_usage_bug+0xc0/0xc0
[  389.962205]  ? graph_lock+0x170/0x170
[  389.966012]  ? print_usage_bug+0xc0/0xc0
[  389.970076]  ? print_usage_bug+0xc0/0xc0
[  389.974146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.979687]  ? find_held_lock+0x36/0x1c0
[  389.983756]  ? mark_held_locks+0xc7/0x130
[  389.987909]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  389.993040]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  389.998184]  ? lockdep_hardirqs_on+0x421/0x5c0
[  390.002771]  ? trace_hardirqs_on+0xbd/0x310
[  390.007103]  ? kasan_check_read+0x11/0x20
[  390.011254]  ? ___ratelimit+0x36f/0x655
[  390.015232]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.020684]  ? trace_hardirqs_on+0x310/0x310
[  390.025094]  ? lock_downgrade+0x900/0x900
[  390.029249]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.034355]  ? ___ratelimit+0xaa/0x655
[  390.038247]  ? idr_get_free+0xec0/0xec0
[  390.042222]  ? kasan_check_write+0x14/0x20
[  390.046461]  ? do_raw_spin_lock+0xc1/0x200
[  390.050713]  oom_kill_process.cold.27+0x10/0x903
[  390.055476]  ? graph_lock+0x170/0x170
[  390.059294]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.065180]  ? kasan_check_read+0x11/0x20
[  390.069330]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.074609]  ? oom_evaluate_task+0x540/0x540
[  390.079028]  ? find_held_lock+0x36/0x1c0
[  390.083100]  ? out_of_memory+0x974/0x1430
[  390.087255]  ? lock_downgrade+0x900/0x900
[  390.091404]  ? check_preemption_disabled+0x48/0x200
[  390.096427]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.102226]  ? kasan_check_read+0x11/0x20
[  390.106374]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.111657]  ? rcu_bh_qs+0xc0/0xc0
[  390.115204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.120744]  ? oom_evaluate_task+0x302/0x540
[  390.125162]  out_of_memory+0xa84/0x1430
[  390.129145]  ? oom_killer_disable+0x3a0/0x3a0
[  390.133646]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  390.138580]  ? __mutex_add_waiter+0x2a0/0x2a0
[  390.143092]  __alloc_pages_slowpath+0x2318/0x2d80
[  390.147975]  ? warn_alloc+0x120/0x120
[  390.151791]  ? find_get_entry+0x2f2/0xc40
[  390.155955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.161502]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  390.166434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.171976]  ? should_fail+0x22d/0xd01
[  390.175870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.180979]  ? __lock_is_held+0xb5/0x140
[  390.185094]  ? __lock_is_held+0xb5/0x140
[  390.189168]  ? find_held_lock+0x36/0x1c0
[  390.193237]  ? ___might_sleep+0x1ed/0x300
[  390.197387]  ? lock_release+0x970/0x970
[  390.201365]  ? arch_local_save_flags+0x40/0x40
[  390.205967]  ? __might_sleep+0x95/0x190
[  390.209953]  __alloc_pages_nodemask+0xa80/0xde0
[  390.214633]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  390.219653]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.225448]  ? kasan_check_read+0x11/0x20
[  390.229616]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.234899]  ? graph_lock+0x170/0x170
[  390.238708]  ? print_usage_bug+0xc0/0xc0
[  390.242771]  ? graph_lock+0x170/0x170
[  390.246569]  ? graph_lock+0x170/0x170
[  390.250373]  ? __do_page_cache_readahead+0x7ce/0x980
[  390.255489]  ? find_held_lock+0x36/0x1c0
[  390.259560]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  390.265104]  alloc_pages_current+0x10c/0x210
[  390.269517]  ? lock_downgrade+0x900/0x900
[  390.273686]  __page_cache_alloc+0x38f/0x5b0
[  390.278025]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.283822]  ? kasan_check_read+0x11/0x20
[  390.287972]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.293252]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  390.297961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.303523]  ? check_preemption_disabled+0x48/0x200
[  390.308639]  filemap_fault+0x1594/0x25f0
[  390.312735]  ? __lock_page_or_retry+0xa00/0xa00
[  390.317435]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.323231]  ? kasan_check_read+0x11/0x20
[  390.327412]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.332691]  ? rcu_bh_qs+0xc0/0xc0
[  390.336246]  ? filemap_map_pages+0xdea/0x1980
[  390.340766]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.345902]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  390.351193]  ? debug_object_free+0x325/0x690
[  390.355611]  ? find_get_pages_range_tag+0x1320/0x1320
[  390.360807]  ? graph_lock+0x170/0x170
[  390.364646]  ? kasan_check_read+0x11/0x20
[  390.368794]  ? debug_object_destroy+0x2b0/0x2b0
[  390.373472]  ? lock_acquire+0x1ed/0x520
[  390.377451]  ? ext4_filemap_fault+0x7a/0xad
[  390.381816]  ? lock_release+0x970/0x970
[  390.385791]  ? arch_local_save_flags+0x40/0x40
[  390.390380]  ? futex_wait_setup+0x3e0/0x3e0
[  390.394738]  ? down_read+0xb0/0x1d0
[  390.398380]  ? ext4_filemap_fault+0x7a/0xad
[  390.402705]  ? __down_interruptible+0x700/0x700
[  390.407401]  ext4_filemap_fault+0x82/0xad
[  390.411553]  __do_fault+0x100/0x6b0
[  390.415185]  ? print_bad_pte+0x6c0/0x6c0
[  390.419249]  ? do_futex+0x249/0x26d0
[  390.422979]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.427416]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  390.431994]  ? kasan_check_read+0x11/0x20
[  390.436144]  ? pmd_val+0x88/0x100
[  390.439604]  ? add_mm_counter_fast+0xd0/0xd0
[  390.444032]  ? pmd_val+0x88/0x100
[  390.447508]  ? add_mm_counter_fast+0xd0/0xd0
[  390.451945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.457495]  __handle_mm_fault+0x3709/0x53e0
[  390.461969]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  390.466814]  ? graph_lock+0x170/0x170
[  390.470630]  ? print_usage_bug+0xc0/0xc0
[  390.474726]  ? graph_lock+0x170/0x170
[  390.478527]  ? graph_lock+0x170/0x170
[  390.482348]  ? handle_mm_fault+0x42a/0xc70
[  390.486585]  ? lock_downgrade+0x900/0x900
[  390.490733]  ? check_preemption_disabled+0x48/0x200
[  390.495768]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.501564]  ? kasan_check_read+0x11/0x20
[  390.505716]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.510995]  ? rcu_bh_qs+0xc0/0xc0
[  390.514538]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.520006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.525567]  ? check_preemption_disabled+0x48/0x200
[  390.530625]  handle_mm_fault+0x54f/0xc70
[  390.534706]  ? __handle_mm_fault+0x53e0/0x53e0
[  390.539292]  ? find_vma+0x34/0x190
[  390.542848]  __do_page_fault+0x67d/0xed0
[  390.546936]  ? mm_fault_error+0x380/0x380
[  390.551087]  ? trace_hardirqs_off+0xb8/0x310
[  390.555503]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  390.560891]  ? trace_hardirqs_on+0x310/0x310
[  390.565315]  do_page_fault+0xf2/0x7e0
[  390.569119]  ? vmalloc_sync_all+0x30/0x30
[  390.573269]  ? error_entry+0x70/0xd0
[  390.576993]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.582012]  ? trace_hardirqs_on_caller+0xc0/0x310
[  390.586951]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.591881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.596724]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.601740]  ? trace_hardirqs_off+0x310/0x310
[  390.606245]  ? prepare_exit_to_usermode+0x291/0x3b0
[  390.611269]  ? page_fault+0x8/0x30
[  390.614819]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.619665]  ? page_fault+0x8/0x30
[  390.623210]  page_fault+0x1e/0x30
[  390.626662] RIP: 0033:0x45ddf3
[  390.629862] Code: Bad RIP value.
[  390.633222] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  390.638593] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  390.645860] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  390.653133] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  390.660401] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  390.667668] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  390.674965] warn_alloc_show_mem: 1 callbacks suppressed
[  390.674978] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  390.674980] Mem-Info:
[  390.675013] active_anon:29560 inactive_anon:112 isolated_anon:0
[  390.675013]  active_file:13 inactive_file:14 isolated_file:0
[  390.675013]  unevictable:0 dirty:0 writeback:0 unstable:0
[  390.675013]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  390.675013]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  390.675013]  free:13798 free_pcp:488 free_cma:0
[  390.680366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.687645] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  390.690045] Call Trace:
[  390.722931] Node 0 
[  390.732286]  <IRQ>
[  390.759632] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  390.762206]  dump_stack+0x1c4/0x2b4
[  390.764412] lowmem_reserve[]:
[  390.766572]  ? dump_stack_print_info.cold.2+0x52/0x52
[  390.792061]  0 2819
[  390.795720]  warn_alloc.cold.119+0xb7/0x1bd
[  390.798785]  6323
[  390.803971]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.806181]  6323
[  390.810504]  ? lock_downgrade+0x900/0x900
[  390.812543] Node 0 
[  390.817383]  ? trace_hardirqs_off+0xb8/0x310
[  390.819444] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  390.823563]  ? trace_hardirqs_off+0xb8/0x310
[  390.825774] lowmem_reserve[]:
[  390.830184]  __alloc_pages_slowpath+0x2667/0x2d80
[  390.856718]  0 0
[  390.861173]  ? warn_alloc+0x120/0x120
[  390.864225]  3503
[  390.869066]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  390.871014]  3503
[  390.874819]  ? warn_alloc+0x120/0x120
[  390.876863] Node 0 
[  390.881878]  ? print_usage_bug+0xc0/0xc0
[  390.883948] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  390.887715]  ? warn_alloc+0x120/0x120
[  390.889934] lowmem_reserve[]:
[  390.894001]  ? print_usage_bug+0xc0/0xc0
[  390.922428]  0 0
[  390.926250]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  390.929328]  0
[  390.933390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.935338]  0
[  390.940526]  ? should_fail+0x22d/0xd01
[  390.942303] Node 0 
[  390.947835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.949616] DMA: 
[  390.953600]  ? __lock_acquire+0x7ec/0x4ec0
[  390.955811] 1*4kB 
[  390.960915]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.962959] (U) 
[  390.967190]  ? should_fail+0x22d/0xd01
[  390.969320] 0*8kB 
[  390.974423]  ? mark_held_locks+0x130/0x130
[  390.976370] 0*16kB 
[  390.980251]  ? mark_held_locks+0x130/0x130
[  390.982383] 1*32kB 
[  390.986613]  ? print_usage_bug+0xc0/0xc0
[  390.988826] (U) 
[  390.993054]  ? find_held_lock+0x36/0x1c0
[  390.995265] 2*64kB (U) 
[  390.999331]  ? graph_lock+0x170/0x170
[  391.001285] 1*128kB 
[  391.005340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.007900] (U) 
[  391.011705]  ? check_preemption_disabled+0x48/0x200
[  391.014005] 1*256kB 
[  391.019537]  ? check_preemption_disabled+0x48/0x200
[  391.021491] (U) 0*512kB 
[  391.026524]  ? __lock_is_held+0xb5/0x140
[  391.028816] 1*1024kB 
[  391.033830]  __alloc_pages_nodemask+0xa80/0xde0
[  391.036473] (U) 
[  391.040527]  ? graph_lock+0x170/0x170
[  391.042914] 1*2048kB 
[  391.047588]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  391.049537] (M) 
[  391.053332]  ? graph_lock+0x170/0x170
[  391.055721] 3*4096kB 
[  391.060739]  ? find_held_lock+0x36/0x1c0
[  391.062687] (M) 
[  391.066486]  ? ____cache_alloc_node+0x1c7/0x1e0
[  391.068890] = 15908kB
[  391.072954]  ? lock_downgrade+0x900/0x900
[  391.074907] Node 0 
[  391.079580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.081964] DMA32: 
[  391.086112]  cache_grow_begin+0x91/0x8c0
[  391.088322] 6*4kB 
[  391.093852]  ? do_raw_spin_unlock+0xa7/0x2f0
[  391.096066] (MH) 
[  391.100125]  fallback_alloc+0x203/0x2e0
[  391.102248] 0*8kB 
[  391.106662]  ____cache_alloc_node+0x1c7/0x1e0
[  391.108698] 3*16kB 
[  391.112674]  kmem_cache_alloc_node+0xe3/0x730
[  391.114797] (MH) 
[  391.119287]  ? mark_held_locks+0xc7/0x130
[  391.121519] 2*32kB 
[  391.126020]  __alloc_skb+0x119/0x770
[  391.128058] (M) 
[  391.132202]  ? skb_scrub_packet+0x490/0x490
[  391.134407] 5*64kB (MH) 
[  391.138129]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  391.140079] 4*128kB 
[  391.144396]  ? queue_work_on+0x12c/0x1e0
[  391.147041] (MH) 
[  391.151617]  ? switchdev_port_obj_del+0xdc/0x450
[  391.153914] 3*256kB (M) 
[  391.157991]  ? switchdev_trans_item_enqueue+0x260/0x260
[  391.160029] 4*512kB 
[  391.164778]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  391.167421] (MH) 
[  391.172780]  __br_mdb_notify+0x4ff/0x15d0
[  391.175078] 3*1024kB 
[  391.180100]  ? __br_mdb_add+0x800/0x800
[  391.182132] (MH) 
[  391.186276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.188666] 3*2048kB 
[  391.192637]  ? check_preemption_disabled+0x48/0x200
[  391.194675] (M) 
[  391.200209]  ? graph_lock+0x170/0x170
[  391.202591] 3*4096kB 
[  391.207630]  ? br_multicast_group_expired+0x96/0x610
[  391.209587] (M) 
[  391.213397]  ? lock_downgrade+0x900/0x900
[  391.215784] = 25288kB
[  391.220888]  br_mdb_notify+0x310/0x410
[  391.222839] Node 0 
[  391.226983]  ? br_mdb_dump+0x2530/0x2530
[  391.229371] Normal: 
[  391.233253]  ? kasan_check_write+0x14/0x20
[  391.235466] 9*4kB 
[  391.239521]  ? do_raw_spin_lock+0xc1/0x200
[  391.241816] (ME) 
[  391.246050]  br_multicast_group_expired+0x1bc/0x610
[  391.248173] 37*8kB 
[  391.252402]  ? br_mdb_free+0x80/0x80
[  391.254440] (UM) 
[  391.259459]  call_timer_fn+0x272/0x920
[  391.261656] 34*16kB (UMH) 
[  391.265378]  ? br_mdb_free+0x80/0x80
[  391.267412] 36*32kB (UMH) 
[  391.271306]  ? process_timeout+0x40/0x40
[  391.274126] 19*64kB 
[  391.277849]  ? find_held_lock+0x36/0x1c0
[  391.280674] (MH) 
[  391.284736]  ? __run_timers+0x7da/0xc70
[  391.287050] 11*128kB 
[  391.291104]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.293142] (UMH) 
[  391.297110]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.299504] 5*256kB 
[  391.304005]  ? br_mdb_free+0x80/0x80
[  391.306137] (UM) 
[  391.310629]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  391.312937] 4*512kB 
[  391.316646]  ? trace_hardirqs_on+0xbd/0x310
[  391.318683] (UH) 
[  391.323269]  ? kasan_check_read+0x11/0x20
[  391.323286]  ? __run_timers+0x7da/0xc70
[  391.325591] 2*1024kB 
[  391.329905]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.331951] (H) 
[  391.336092]  ? br_mdb_free+0x80/0x80
[  391.340055] 2*2048kB (MH) 
[  391.342469]  ? br_mdb_free+0x80/0x80
[  391.347895] 0*4096kB 
[  391.349877]  __run_timers+0x7e5/0xc70
[  391.353569] = 14124kB
[  391.356415]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  391.360102] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  391.362505]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  391.366285] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  391.368686]  ? graph_lock+0x170/0x170
[  391.374028] 146 total pagecache pages
[  391.382854]  ? enqueue_hrtimer+0x1a5/0x560
[  391.387854] 0 pages in swap cache
[  391.396413]  ? lock_release+0x970/0x970
[  391.400191] Swap cache stats: add 0, delete 0, find 0/0
[  391.403981]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  391.408189] Free swap  = 0kB
[  391.408198] Total swap = 0kB
[  391.411646]  ? find_held_lock+0x36/0x1c0
[  391.415594] 1965979 pages RAM
[  391.420953]  ? graph_lock+0x170/0x170
[  391.426112] 0 pages HighMem/MovableOnly
[  391.426120] 342307 pages reserved
[  391.429146]  ? pvclock_read_flags+0x160/0x160
[  391.432145] 0 pages cma reserved
[  391.436203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.439363] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.443083]  ? check_preemption_disabled+0x48/0x200
[  391.447112] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.450536]  ? __lock_is_held+0xb5/0x140
[  391.455005] syz-fuzzer cpuset=
[  391.458366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.463896] /
[  391.470394]  ? check_preemption_disabled+0x48/0x200
[  391.475384]  mems_allowed=0
[  391.485601]  run_timer_softirq+0x52/0xb0
[  391.512009]  ? rcu_read_lock_sched_held+0x108/0x120
[  391.517039]  __do_softirq+0x30b/0xad8
[  391.520853]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  391.525964]  ? pvclock_read_flags+0x160/0x160
[  391.530463]  ? lapic_next_event+0x5a/0x90
[  391.534611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.540152]  ? check_preemption_disabled+0x48/0x200
[  391.545174]  ? check_preemption_disabled+0x48/0x200
[  391.550202]  ? kvm_clock_read+0x18/0x30
[  391.554181]  ? kvm_sched_clock_read+0x9/0x20
[  391.558596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.564135]  ? check_preemption_disabled+0x48/0x200
[  391.569165]  irq_exit+0x17f/0x1c0
[  391.572625]  smp_apic_timer_interrupt+0x1cb/0x760
[  391.577468]  ? smp_reschedule_interrupt+0x109/0x650
[  391.582497]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.588384]  ? interrupt_entry+0xb5/0xf0
[  391.592449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.597464]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.602497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.607345]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.612358]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.617375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.622915]  ? check_preemption_disabled+0x48/0x200
[  391.627950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.633498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.638354]  apic_timer_interrupt+0xf/0x20
[  391.642582]  </IRQ>
[  391.644831] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  391.650715] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  391.670006] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  391.677722] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  391.684997] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  391.692265] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  391.699531] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  391.706800] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  391.714112]  ? save_stack+0xa9/0xd0
[  391.717766]  __kmalloc_node_track_caller+0x33/0x70
[  391.722701]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  391.727463]  pskb_expand_head+0x230/0x10f0
[  391.731701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.737237]  ? memcpy+0x45/0x50
[  391.740524]  ? __copy_skb_header+0x350/0x6b0
[  391.744954]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  391.749484]  ? skb_checksum+0x140/0x140
[  391.753466]  ? __lock_is_held+0xb5/0x140
[  391.757532]  ? kasan_check_write+0x14/0x20
[  391.761788]  ? __skb_clone+0x6c7/0xa00
[  391.765680]  ? __copy_skb_header+0x6b0/0x6b0
[  391.770094]  ? kmem_cache_alloc+0x33a/0x730
[  391.774423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.779967]  skb_ensure_writable+0x3dd/0x640
[  391.784571]  ? skb_cow_data+0xf10/0xf10
[  391.788548]  ? preempt_notifier_register+0x200/0x200
[  391.793654]  ? __switch_to_asm+0x34/0x70
[  391.797717]  ? __switch_to_asm+0x34/0x70
[  391.801775]  ? __switch_to_asm+0x40/0x70
[  391.805832]  ? __switch_to_asm+0x34/0x70
[  391.809893]  ? __switch_to_asm+0x40/0x70
[  391.813966]  ? __switch_to_asm+0x40/0x70
[  391.818032]  ? __switch_to_asm+0x34/0x70
[  391.822092]  ? __switch_to_asm+0x34/0x70
[  391.826154]  ? __switch_to_asm+0x40/0x70
[  391.830212]  ? __switch_to_asm+0x34/0x70
[  391.834287]  bpf_clone_redirect+0x14a/0x490
[  391.838623]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  391.843646]  ? __sched_text_start+0x8/0x8
[  391.847810]  ? find_held_lock+0x36/0x1c0
[  391.851882]  ? lock_acquire+0x1ed/0x520
[  391.855860]  ? bpf_test_run+0x32e/0x5a0
[  391.859849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.865392]  ? check_preemption_disabled+0x48/0x200
[  391.870414]  ? kasan_check_read+0x11/0x20
[  391.874566]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.879843]  ? rcu_bh_qs+0xc0/0xc0
[  391.883387]  ? preempt_schedule+0x4d/0x60
[  391.887552]  ? ___preempt_schedule+0x16/0x18
[  391.892002]  ? bpf_test_run+0x1c0/0x5a0
[  391.896020]  ? netlink_diag_dump+0x2a0/0x2a0
[  391.900436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.905973]  ? bpf_test_init.isra.9+0x70/0x100
[  391.910563]  ? bpf_prog_test_run_skb+0x634/0xb40
[  391.915328]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  391.920176]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  391.925712]  ? fput+0x130/0x1a0
[  391.928997]  ? __bpf_prog_get+0x9b/0x290
[  391.933063]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  391.937905]  ? bpf_prog_test_run+0x130/0x1a0
[  391.942329]  ? __x64_sys_bpf+0x3d8/0x510
[  391.946393]  ? bpf_prog_get+0x20/0x20
[  391.950213]  ? do_syscall_64+0x1b9/0x820
[  391.954275]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  391.959649]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.964578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.969425]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.974445]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  391.979464]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.984489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.989349]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  391.994733] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  391.994866] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.001675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.012142] syz-executor0 cpuset=
[  392.021482] Call Trace:
[  392.021497] syz0
[  392.024940]  <IRQ>
[  392.027516]  mems_allowed=0
[  392.029498]  dump_stack+0x1c4/0x2b4
[  392.038155]  ? dump_stack_print_info.cold.2+0x52/0x52
[  392.043364]  warn_alloc.cold.119+0xb7/0x1bd
[  392.047688]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.052540]  ? lock_downgrade+0x900/0x900
[  392.056722]  ? trace_hardirqs_off+0xb8/0x310
[  392.061143]  ? trace_hardirqs_off+0xb8/0x310
[  392.065565]  __alloc_pages_slowpath+0x2667/0x2d80
[  392.070452]  ? warn_alloc+0x120/0x120
[  392.074254]  ? graph_lock+0x170/0x170
[  392.078060]  ? warn_alloc+0x120/0x120
[  392.081864]  ? print_usage_bug+0xc0/0xc0
[  392.085934]  ? warn_alloc+0x120/0x120
[  392.089767]  ? print_usage_bug+0xc0/0xc0
[  392.093831]  ? __lock_acquire+0x7ec/0x4ec0
[  392.098066]  ? __lock_acquire+0x7ec/0x4ec0
[  392.102307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.107848]  ? should_fail+0x22d/0xd01
[  392.111744]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.116852]  ? __lock_acquire+0x7ec/0x4ec0
[  392.121097]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.126204]  ? __lock_acquire+0x7ec/0x4ec0
[  392.130455]  ? should_fail+0x22d/0xd01
[  392.134359]  ? mark_held_locks+0x130/0x130
[  392.138601]  ? mark_held_locks+0x130/0x130
[  392.142843]  ? try_to_wake_up+0x10a/0x12f0
[  392.147078]  ? graph_lock+0x170/0x170
[  392.150881]  ? print_usage_bug+0xc0/0xc0
[  392.154953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.160504]  ? check_preemption_disabled+0x48/0x200
[  392.165527]  ? check_preemption_disabled+0x48/0x200
[  392.170558]  ? __lock_is_held+0xb5/0x140
[  392.174630]  __alloc_pages_nodemask+0xa80/0xde0
[  392.179332]  ? graph_lock+0x170/0x170
[  392.183142]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.188162]  ? graph_lock+0x170/0x170
[  392.191978]  ? find_held_lock+0x36/0x1c0
[  392.196050]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.200724]  ? lock_downgrade+0x900/0x900
[  392.204881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.210439]  cache_grow_begin+0x91/0x8c0
[  392.214611]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.219031]  fallback_alloc+0x203/0x2e0
[  392.223014]  ____cache_alloc_node+0x1c7/0x1e0
[  392.227520]  kmem_cache_alloc_node+0xe3/0x730
[  392.232032]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.236287]  __alloc_skb+0x119/0x770
[  392.240017]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.245303]  ? skb_scrub_packet+0x490/0x490
[  392.249622]  ? lock_downgrade+0x900/0x900
[  392.253781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.259322]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.264793]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.270245]  ? addrconf_rs_timer+0x690/0x690
[  392.274682]  ndisc_alloc_skb+0x144/0x340
[  392.278759]  ndisc_send_rs+0x331/0x6e0
[  392.282668]  addrconf_rs_timer+0x314/0x690
[  392.288477]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.292734]  call_timer_fn+0x272/0x920
[  392.296626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.300868]  ? process_timeout+0x40/0x40
[  392.304942]  ? find_held_lock+0x36/0x1c0
[  392.309014]  ? mark_held_locks+0xc7/0x130
[  392.313166]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.317676]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.322186]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.326450]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  392.331038]  ? trace_hardirqs_on+0xbd/0x310
[  392.335361]  ? kasan_check_read+0x11/0x20
[  392.339513]  ? __run_timers+0x7da/0xc70
[  392.343495]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.348973]  ? work_on_cpu_safe+0x90/0x90
[  392.353130]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.357367]  __run_timers+0x7e5/0xc70
[  392.361182]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  392.366551]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.371832]  ? rcu_bh_qs+0xc0/0xc0
[  392.375379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.380928]  ? mark_held_locks+0xc7/0x130
[  392.385083]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.389844]  ? retint_kernel+0x2d/0x2d
[  392.393734]  ? trace_hardirqs_on_caller+0xc0/0x310
[  392.398664]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.403425]  ? trace_hardirqs_off+0x310/0x310
[  392.407950]  ? check_preemption_disabled+0x48/0x200
[  392.412987]  ? graph_lock+0x170/0x170
[  392.416794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.422333]  ? check_preemption_disabled+0x48/0x200
[  392.427360]  ? __lock_is_held+0xb5/0x140
[  392.431455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.436996]  ? check_preemption_disabled+0x48/0x200
[  392.442036]  run_timer_softirq+0x52/0xb0
[  392.446106]  ? rcu_read_lock_sched_held+0x108/0x120
[  392.451124]  __do_softirq+0x30b/0xad8
[  392.454972]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  392.460088]  ? pvclock_read_flags+0x160/0x160
[  392.464584]  ? lapic_next_event+0x5a/0x90
[  392.468732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.474274]  ? check_preemption_disabled+0x48/0x200
[  392.479290]  ? check_preemption_disabled+0x48/0x200
[  392.484315]  ? kvm_clock_read+0x18/0x30
[  392.488319]  ? kvm_sched_clock_read+0x9/0x20
[  392.492772]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.498338]  ? check_preemption_disabled+0x48/0x200
[  392.503366]  irq_exit+0x17f/0x1c0
[  392.506852]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.511726]  ? smp_reschedule_interrupt+0x109/0x650
[  392.516745]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.522629]  ? interrupt_entry+0xb5/0xf0
[  392.526703]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.531722]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.536751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.541597]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.546624]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.551645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.557188]  ? check_preemption_disabled+0x48/0x200
[  392.562206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.567753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.572606]  apic_timer_interrupt+0xf/0x20
[  392.576834]  </IRQ>
[  392.579079] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  392.584360] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  392.603261] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  392.610975] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  392.618241] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  392.625517] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  392.632785] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  392.640153] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  392.647446]  ? arch_local_irq_restore+0x45/0x52
[  392.652127]  dump_stack+0x26a/0x2b4
[  392.655764]  ? dump_stack_print_info.cold.2+0x52/0x52
[  392.660960]  ? mark_held_locks+0x130/0x130
[  392.665198]  ? mark_held_locks+0x130/0x130
[  392.669474]  dump_header+0x27b/0xf72
[  392.673222]  ? pagefault_out_of_memory+0x197/0x197
[  392.678158]  ? __lock_acquire+0x7ec/0x4ec0
[  392.682399]  ? mem_cgroup_charge_statistics+0x780/0x780
[  392.687765]  ? print_usage_bug+0xc0/0xc0
[  392.691826]  ? print_usage_bug+0xc0/0xc0
[  392.695908]  ? graph_lock+0x170/0x170
[  392.699751]  ? print_usage_bug+0xc0/0xc0
[  392.703814]  ? print_usage_bug+0xc0/0xc0
[  392.707883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.713470]  ? find_held_lock+0x36/0x1c0
[  392.717555]  ? mark_held_locks+0xc7/0x130
[  392.721707]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  392.726816]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  392.731928]  ? lockdep_hardirqs_on+0x421/0x5c0
[  392.736519]  ? trace_hardirqs_on+0xbd/0x310
[  392.740837]  ? kasan_check_read+0x11/0x20
[  392.744986]  ? ___ratelimit+0x36f/0x655
[  392.748964]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.754417]  ? trace_hardirqs_on+0x310/0x310
[  392.758827]  ? lock_downgrade+0x900/0x900
[  392.762982]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  392.768088]  ? ___ratelimit+0xaa/0x655
[  392.771980]  ? idr_get_free+0xec0/0xec0
[  392.775958]  ? kasan_check_write+0x14/0x20
[  392.780194]  ? do_raw_spin_lock+0xc1/0x200
[  392.784437]  oom_kill_process.cold.27+0x10/0x903
[  392.789194]  ? graph_lock+0x170/0x170
[  392.793018]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  392.798828]  ? kasan_check_read+0x11/0x20
[  392.802985]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.808269]  ? oom_evaluate_task+0x540/0x540
[  392.812681]  ? find_held_lock+0x36/0x1c0
[  392.816750]  ? out_of_memory+0x974/0x1430
[  392.820901]  ? lock_downgrade+0x900/0x900
[  392.825095]  ? check_preemption_disabled+0x48/0x200
[  392.830129]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  392.835934]  ? kasan_check_read+0x11/0x20
[  392.840085]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.845365]  ? rcu_bh_qs+0xc0/0xc0
[  392.848912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.854475]  ? oom_evaluate_task+0x302/0x540
[  392.858891]  out_of_memory+0xa84/0x1430
[  392.862881]  ? oom_killer_disable+0x3a0/0x3a0
[  392.867403]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  392.872339]  ? __mutex_add_waiter+0x2a0/0x2a0
[  392.876846]  __alloc_pages_slowpath+0x2318/0x2d80
[  392.881720]  ? warn_alloc+0x120/0x120
[  392.885538]  ? find_get_entry+0x2f2/0xc40
[  392.889696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.895236]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  392.900168]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.905712]  ? should_fail+0x22d/0xd01
[  392.909609]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.914730]  ? __lock_is_held+0xb5/0x140
[  392.918818]  ? __lock_is_held+0xb5/0x140
[  392.922888]  ? find_held_lock+0x36/0x1c0
[  392.926961]  ? ___might_sleep+0x1ed/0x300
[  392.931105]  ? lock_release+0x970/0x970
[  392.935088]  ? arch_local_save_flags+0x40/0x40
[  392.939688]  ? __might_sleep+0x95/0x190
[  392.943669]  __alloc_pages_nodemask+0xa80/0xde0
[  392.948345]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.953366]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  392.959163]  ? kasan_check_read+0x11/0x20
[  392.963310]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.968589]  ? graph_lock+0x170/0x170
[  392.972393]  ? print_usage_bug+0xc0/0xc0
[  392.976461]  ? graph_lock+0x170/0x170
[  392.980279]  ? graph_lock+0x170/0x170
[  392.984082]  ? __do_page_cache_readahead+0x7ce/0x980
[  392.989204]  ? find_held_lock+0x36/0x1c0
[  392.993284]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  392.998825]  alloc_pages_current+0x10c/0x210
[  393.003235]  ? lock_downgrade+0x900/0x900
[  393.007390]  __page_cache_alloc+0x38f/0x5b0
[  393.011714]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  393.017526]  ? kasan_check_read+0x11/0x20
[  393.021709]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.026989]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  393.031697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.037237]  ? check_preemption_disabled+0x48/0x200
[  393.042277]  filemap_fault+0x1594/0x25f0
[  393.046353]  ? __lock_page_or_retry+0xa00/0xa00
[  393.051042]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  393.056839]  ? kasan_check_read+0x11/0x20
[  393.060988]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.066267]  ? rcu_bh_qs+0xc0/0xc0
[  393.069836]  ? filemap_map_pages+0xdea/0x1980
[  393.074343]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  393.079485]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  393.084780]  ? debug_object_free+0x325/0x690
[  393.089199]  ? find_get_pages_range_tag+0x1320/0x1320
[  393.094400]  ? graph_lock+0x170/0x170
[  393.098245]  ? kasan_check_read+0x11/0x20
[  393.102424]  ? debug_object_destroy+0x2b0/0x2b0
[  393.107107]  ? lock_acquire+0x1ed/0x520
[  393.111090]  ? ext4_filemap_fault+0x7a/0xad
[  393.115418]  ? lock_release+0x970/0x970
[  393.119424]  ? arch_local_save_flags+0x40/0x40
[  393.124014]  ? futex_wait_setup+0x3e0/0x3e0
[  393.128351]  ? down_read+0xb0/0x1d0
[  393.131977]  ? ext4_filemap_fault+0x7a/0xad
[  393.136304]  ? __down_interruptible+0x700/0x700
[  393.141026]  ext4_filemap_fault+0x82/0xad
[  393.145180]  __do_fault+0x100/0x6b0
[  393.148812]  ? print_bad_pte+0x6c0/0x6c0
[  393.152873]  ? do_futex+0x249/0x26d0
[  393.156586]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.161016]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  393.165599]  ? kasan_check_read+0x11/0x20
[  393.169814]  ? pmd_val+0x88/0x100
[  393.173271]  ? add_mm_counter_fast+0xd0/0xd0
[  393.177690]  ? pmd_val+0x88/0x100
[  393.181144]  ? add_mm_counter_fast+0xd0/0xd0
[  393.185560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.191102]  __handle_mm_fault+0x3709/0x53e0
[  393.195552]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  393.200397]  ? graph_lock+0x170/0x170
[  393.204200]  ? print_usage_bug+0xc0/0xc0
[  393.208266]  ? graph_lock+0x170/0x170
[  393.212079]  ? graph_lock+0x170/0x170
[  393.215897]  ? handle_mm_fault+0x42a/0xc70
[  393.220137]  ? lock_downgrade+0x900/0x900
[  393.224288]  ? check_preemption_disabled+0x48/0x200
[  393.229329]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  393.235126]  ? kasan_check_read+0x11/0x20
[  393.239277]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.244557]  ? rcu_bh_qs+0xc0/0xc0
[  393.248105]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.253558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.259097]  ? check_preemption_disabled+0x48/0x200
[  393.264127]  handle_mm_fault+0x54f/0xc70
[  393.268198]  ? __handle_mm_fault+0x53e0/0x53e0
[  393.272788]  ? find_vma+0x34/0x190
[  393.276336]  __do_page_fault+0x67d/0xed0
[  393.280437]  ? mm_fault_error+0x380/0x380
[  393.284599]  ? trace_hardirqs_off+0xb8/0x310
[  393.289011]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  393.294376]  ? trace_hardirqs_on+0x310/0x310
[  393.298790]  do_page_fault+0xf2/0x7e0
[  393.302593]  ? vmalloc_sync_all+0x30/0x30
[  393.306746]  ? error_entry+0x70/0xd0
[  393.310464]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.315485]  ? trace_hardirqs_on_caller+0xc0/0x310
[  393.320423]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.325353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.330199]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.335215]  ? trace_hardirqs_off+0x310/0x310
[  393.339719]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.344739]  ? page_fault+0x8/0x30
[  393.348284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.353139]  ? page_fault+0x8/0x30
[  393.356688]  page_fault+0x1e/0x30
[  393.360141] RIP: 0033:0x45ddf3
[  393.363347] Code: Bad RIP value.
[  393.366707] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  393.372072] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  393.379341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  393.386608] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  393.393880] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  393.401148] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  393.408446] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  393.408451] warn_alloc_show_mem: 1 callbacks suppressed
[  393.408458] Mem-Info:
[  393.415739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.421107] active_anon:29560 inactive_anon:112 isolated_anon:0
[  393.421107]  active_file:13 inactive_file:14 isolated_file:0
[  393.421107]  unevictable:0 dirty:0 writeback:0 unstable:0
[  393.421107]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  393.421107]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  393.421107]  free:13798 free_pcp:488 free_cma:0
[  393.423479] Call Trace:
[  393.432874] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  393.465720]  <IRQ>
[  393.468289] Node 0 
[  393.495629]  dump_stack+0x1c4/0x2b4
[  393.497773] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  393.499991]  ? dump_stack_print_info.cold.2+0x52/0x52
[  393.503582] lowmem_reserve[]: 0
[  393.529100]  warn_alloc.cold.119+0xb7/0x1bd
[  393.534256]  2819
[  393.537534]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.541826]  6323 6323
[  393.543897]  ? lock_downgrade+0x900/0x900
[  393.551209]  ? trace_hardirqs_off+0xb8/0x310
[  393.555327] Node 0 DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  393.559763]  ? trace_hardirqs_off+0xb8/0x310
[  393.559786]  __alloc_pages_slowpath+0x2667/0x2d80
[  393.586906] lowmem_reserve[]: 0
[  393.591358]  ? warn_alloc+0x120/0x120
[  393.596149]  0
[  393.599428]  ? warn_alloc+0x120/0x120
[  393.603209]  3503 3503
[  393.605022]  ? print_usage_bug+0xc0/0xc0
[  393.608794] Node 0 
[  393.611290]  ? warn_alloc+0x120/0x120
[  393.615365] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  393.617572]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  393.621338] lowmem_reserve[]: 0
[  393.649810]  ? print_usage_bug+0xc0/0xc0
[  393.655019]  0 0
[  393.658338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.662364]  0
[  393.664350]  ? check_preemption_disabled+0x48/0x200
[  393.669859] Node 0 
[  393.671673]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.676663] DMA: 
[  393.678893]  ? should_fail+0x22d/0xd01
[  393.684405] 1*4kB 
[  393.686460]  ? __lock_acquire+0x7ec/0x4ec0
[  393.690318] (U) 
[  393.692460]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.696666] 0*8kB 0*16kB 
[  393.698640]  ? __lock_acquire+0x7ec/0x4ec0
[  393.703718] 1*32kB 
[  393.706486]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.710699] (U) 
[  393.712936]  ? __lock_acquire+0x7ec/0x4ec0
[  393.718016] 2*64kB 
[  393.720001]  ? should_fail+0x22d/0xd01
[  393.724207] (U) 
[  393.726444]  ? mark_held_locks+0x130/0x130
[  393.730300] 1*128kB (U) 
[  393.732282]  ? mark_held_locks+0x130/0x130
[  393.736506] 1*256kB (U) 
[  393.739188]  ? graph_lock+0x170/0x170
[  393.743397] 0*512kB 
[  393.746062]  ? print_usage_bug+0xc0/0xc0
[  393.749856] 1*1024kB 
[  393.752173]  ? find_held_lock+0x36/0x1c0
[  393.756210] (U) 
[  393.758621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.762655] 1*2048kB 
[  393.764626]  ? check_preemption_disabled+0x48/0x200
[  393.770133] (M) 3*4096kB 
[  393.772552]  ? check_preemption_disabled+0x48/0x200
[  393.777539] (M) 
[  393.780312]  ? __lock_is_held+0xb5/0x140
[  393.785786] = 15908kB
[  393.785795] Node 0 
[  393.787776]  __alloc_pages_nodemask+0xa80/0xde0
[  393.791808] DMA32: 
[  393.794215]  ? graph_lock+0x170/0x170
[  393.796428] 6*4kB 
[  393.801089]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  393.803331] (MH) 
[  393.807123]  ? graph_lock+0x170/0x170
[  393.809244] 0*8kB 3*16kB 
[  393.814267]  ? find_held_lock+0x36/0x1c0
[  393.816313] (MH) 
[  393.820115]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.822843] 2*32kB 
[  393.826896]  ? lock_downgrade+0x900/0x900
[  393.828941] (M) 
[  393.833612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.835826] 5*64kB 
[  393.839972]  cache_grow_begin+0x91/0x8c0
[  393.841932] (MH) 
[  393.847466]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.849676] 4*128kB (MH) 
[  393.853751]  fallback_alloc+0x203/0x2e0
[  393.855780] 3*256kB (M) 
[  393.860227]  ____cache_alloc_node+0x1c7/0x1e0
[  393.862963] 4*512kB 
[  393.866937]  kmem_cache_alloc_node+0xe3/0x730
[  393.869584] (MH) 
[  393.874092]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.876405] 3*1024kB 
[  393.880900]  __alloc_skb+0x119/0x770
[  393.882938] (MH) 
[  393.887182]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.889565] 3*2048kB (M) 
[  393.893283]  ? skb_scrub_packet+0x490/0x490
[  393.895327] 3*4096kB 
[  393.900595]  ? lock_downgrade+0x900/0x900
[  393.903332] (M) 
[  393.907648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.910032] = 25288kB
[  393.914173]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.916129] Node 0 
[  393.921663]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.924051] Normal: 
[  393.929493]  ? addrconf_rs_timer+0x690/0x690
[  393.931709] 9*4kB 
[  393.937163]  ndisc_alloc_skb+0x144/0x340
[  393.939455] (ME) 
[  393.943859]  ndisc_send_rs+0x331/0x6e0
[  393.945978] 37*8kB (UM) 
[  393.950047]  addrconf_rs_timer+0x314/0x690
[  393.952084] 34*16kB (UMH) 
[  393.955977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.958617] 36*32kB (UMH) 
[  393.962892]  call_timer_fn+0x272/0x920
[  393.965705] 19*64kB (MH) 
[  393.969946]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.972779] 11*128kB (UMH) 
[  393.976669]  ? process_timeout+0x40/0x40
[  393.979404] 5*256kB 
[  393.983633]  ? find_held_lock+0x36/0x1c0
[  393.986533] (UM) 4*512kB 
[  393.990598]  ? __run_timers+0x7da/0xc70
[  393.992894] (UH) 
[  393.996953]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.999681] 2*1024kB (H) 
[  394.003697]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.005736] 2*2048kB 
[  394.010246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.012980] (MH) 
[  394.017473]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  394.019865] 0*4096kB 
[  394.024114]  ? trace_hardirqs_on+0xbd/0x310
[  394.026156] = 14124kB
[  394.030728]  ? kasan_check_read+0x11/0x20
[  394.033119] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  394.037428]  ? __run_timers+0x7da/0xc70
[  394.039818] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  394.043975]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.052785] 146 total pagecache pages
[  394.056755]  ? br_mdb_free+0x80/0x80
[  394.065326] 0 pages in swap cache
[  394.070765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.074557] Swap cache stats: add 0, delete 0, find 0/0
[  394.074566] Free swap  = 0kB
[  394.078287]  __run_timers+0x7e5/0xc70
[  394.081718] Total swap = 0kB
[  394.085959]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  394.091290] 1965979 pages RAM
[  394.094317]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  394.098092] 0 pages HighMem/MovableOnly
[  394.101105]  ? graph_lock+0x170/0x170
[  394.106441] 342307 pages reserved
[  394.106449] 0 pages cma reserved
[  394.109549]  ? enqueue_hrtimer+0x1a5/0x560
[  394.114617] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.118528]  ? lock_release+0x970/0x970
[  394.118559]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  394.122424] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.125787]  ? find_held_lock+0x36/0x1c0
[  394.129129] syz-fuzzer cpuset=
[  394.133357]  ? graph_lock+0x170/0x170
[  394.139823] /
[  394.143791]  ? pvclock_read_flags+0x160/0x160
[  394.148973]  mems_allowed=0
[  394.159194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.184836]  ? check_preemption_disabled+0x48/0x200
[  394.189865]  ? __lock_is_held+0xb5/0x140
[  394.193935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.199954]  ? check_preemption_disabled+0x48/0x200
[  394.205005]  run_timer_softirq+0x52/0xb0
[  394.209072]  ? rcu_read_lock_sched_held+0x108/0x120
[  394.214092]  __do_softirq+0x30b/0xad8
[  394.217943]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  394.223073]  ? pvclock_read_flags+0x160/0x160
[  394.227598]  ? lapic_next_event+0x5a/0x90
[  394.231745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.237288]  ? check_preemption_disabled+0x48/0x200
[  394.242305]  ? check_preemption_disabled+0x48/0x200
[  394.247328]  ? kvm_clock_read+0x18/0x30
[  394.251307]  ? kvm_sched_clock_read+0x9/0x20
[  394.255722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.261264]  ? check_preemption_disabled+0x48/0x200
[  394.266293]  irq_exit+0x17f/0x1c0
[  394.269767]  smp_apic_timer_interrupt+0x1cb/0x760
[  394.274609]  ? smp_reschedule_interrupt+0x109/0x650
[  394.279635]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.285545]  ? interrupt_entry+0xb5/0xf0
[  394.289605]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.294638]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.299656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.304514]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.309533]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.314548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.320088]  ? check_preemption_disabled+0x48/0x200
[  394.325105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.330647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.335499]  apic_timer_interrupt+0xf/0x20
[  394.339728]  </IRQ>
[  394.341973] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  394.347861] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  394.366757] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  394.374466] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  394.381737] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  394.389008] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  394.396295] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  394.403565] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  394.410858]  ? save_stack+0xa9/0xd0
[  394.414498]  __kmalloc_node_track_caller+0x33/0x70
[  394.419436]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  394.424199]  pskb_expand_head+0x230/0x10f0
[  394.428439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.433996]  ? memcpy+0x45/0x50
[  394.437281]  ? __copy_skb_header+0x350/0x6b0
[  394.441707]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  394.446201]  ? skb_checksum+0x140/0x140
[  394.450189]  ? __lock_is_held+0xb5/0x140
[  394.454257]  ? kasan_check_write+0x14/0x20
[  394.458489]  ? __skb_clone+0x6c7/0xa00
[  394.462377]  ? __copy_skb_header+0x6b0/0x6b0
[  394.466786]  ? kmem_cache_alloc+0x33a/0x730
[  394.471115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.476661]  skb_ensure_writable+0x3dd/0x640
[  394.481071]  ? skb_cow_data+0xf10/0xf10
[  394.485047]  ? preempt_notifier_register+0x200/0x200
[  394.490181]  ? __switch_to_asm+0x34/0x70
[  394.494248]  ? __switch_to_asm+0x34/0x70
[  394.498306]  ? __switch_to_asm+0x40/0x70
[  394.502364]  ? __switch_to_asm+0x34/0x70
[  394.506422]  ? __switch_to_asm+0x40/0x70
[  394.510481]  ? __switch_to_asm+0x40/0x70
[  394.514545]  ? __switch_to_asm+0x34/0x70
[  394.518620]  ? __switch_to_asm+0x34/0x70
[  394.522698]  ? __switch_to_asm+0x40/0x70
[  394.526758]  ? __switch_to_asm+0x34/0x70
[  394.530829]  bpf_clone_redirect+0x14a/0x490
[  394.535177]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  394.540202]  ? __sched_text_start+0x8/0x8
[  394.544402]  ? find_held_lock+0x36/0x1c0
[  394.548513]  ? lock_acquire+0x1ed/0x520
[  394.552535]  ? bpf_test_run+0x32e/0x5a0
[  394.556516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.562058]  ? check_preemption_disabled+0x48/0x200
[  394.567078]  ? kasan_check_read+0x11/0x20
[  394.571251]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  394.576531]  ? rcu_bh_qs+0xc0/0xc0
[  394.580077]  ? preempt_schedule+0x4d/0x60
[  394.584227]  ? ___preempt_schedule+0x16/0x18
[  394.588639]  ? bpf_test_run+0x1c0/0x5a0
[  394.592621]  ? netlink_diag_dump+0x2a0/0x2a0
[  394.597050]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.602589]  ? bpf_test_init.isra.9+0x70/0x100
[  394.607175]  ? bpf_prog_test_run_skb+0x634/0xb40
[  394.611947]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  394.616793]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  394.622328]  ? fput+0x130/0x1a0
[  394.625646]  ? __bpf_prog_get+0x9b/0x290
[  394.629709]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  394.634555]  ? bpf_prog_test_run+0x130/0x1a0
[  394.638966]  ? __x64_sys_bpf+0x3d8/0x510
[  394.643033]  ? bpf_prog_get+0x20/0x20
[  394.646862]  ? do_syscall_64+0x1b9/0x820
[  394.650935]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  394.656305]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.661237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.666086]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.671109]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  394.676131]  ? prepare_exit_to_usermode+0x291/0x3b0
[  394.681154]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.686014]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  394.691400] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  394.691472] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.698326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.698335] Call Trace:
[  394.705088] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.714209]  <IRQ>
[  394.716780] syz-executor0 cpuset=
[  394.727263]  dump_stack+0x1c4/0x2b4
[  394.729387] syz0
[  394.732861]  ? dump_stack_print_info.cold.2+0x52/0x52
[  394.736465]  mems_allowed=0
[  394.738441]  warn_alloc.cold.119+0xb7/0x1bd
[  394.750858]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.755709]  ? lock_downgrade+0x900/0x900
[  394.759867]  ? trace_hardirqs_off+0xb8/0x310
[  394.764284]  ? trace_hardirqs_off+0xb8/0x310
[  394.768710]  __alloc_pages_slowpath+0x2667/0x2d80
[  394.773588]  ? warn_alloc+0x120/0x120
[  394.777391]  ? trace_hardirqs_on+0x310/0x310
[  394.781807]  ? warn_alloc+0x120/0x120
[  394.785639]  ? print_usage_bug+0xc0/0xc0
[  394.789706]  ? warn_alloc+0x120/0x120
[  394.793512]  ? ktime_get+0x2e1/0x440
[  394.797228]  ? print_usage_bug+0xc0/0xc0
[  394.801303]  ? __lock_acquire+0x7ec/0x4ec0
[  394.805543]  ? __lock_acquire+0x7ec/0x4ec0
[  394.809776]  ? kasan_check_read+0x11/0x20
[  394.813937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.819476]  ? should_fail+0x22d/0xd01
[  394.823371]  ? rcu_bh_qs+0xc0/0xc0
[  394.826917]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.832031]  ? __lock_acquire+0x7ec/0x4ec0
[  394.836270]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.841370]  ? __lock_acquire+0x7ec/0x4ec0
[  394.845603]  ? should_fail+0x22d/0xd01
[  394.849497]  ? rcu_idle_enter+0x4b0/0x4b0
[  394.853658]  ? mark_held_locks+0x130/0x130
[  394.857900]  ? mark_held_locks+0x130/0x130
[  394.862152]  ? mark_held_locks+0xc7/0x130
[  394.866301]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  394.871317]  ? graph_lock+0x170/0x170
[  394.875291]  ? print_usage_bug+0xc0/0xc0
[  394.879360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.884902]  ? check_preemption_disabled+0x48/0x200
[  394.889955]  ? check_preemption_disabled+0x48/0x200
[  394.894985]  ? __lock_is_held+0xb5/0x140
[  394.899053]  __alloc_pages_nodemask+0xa80/0xde0
[  394.903726]  ? graph_lock+0x170/0x170
[  394.907533]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  394.912551]  ? graph_lock+0x170/0x170
[  394.916377]  ? find_held_lock+0x36/0x1c0
[  394.920452]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.925128]  ? lock_downgrade+0x900/0x900
[  394.929284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.934827]  cache_grow_begin+0x91/0x8c0
[  394.938895]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.943323]  fallback_alloc+0x203/0x2e0
[  394.947309]  ____cache_alloc_node+0x1c7/0x1e0
[  394.951810]  kmem_cache_alloc_node+0xe3/0x730
[  394.956313]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.960561]  __alloc_skb+0x119/0x770
[  394.964279]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  394.969564]  ? skb_scrub_packet+0x490/0x490
[  394.973887]  ? lock_downgrade+0x900/0x900
[  394.978054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.983597]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.989054]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.994520]  ? addrconf_rs_timer+0x690/0x690
[  394.998950]  ndisc_alloc_skb+0x144/0x340
[  395.003021]  ndisc_send_rs+0x331/0x6e0
[  395.006935]  addrconf_rs_timer+0x314/0x690
[  395.011181]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.015430]  call_timer_fn+0x272/0x920
[  395.019760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.024002]  ? process_timeout+0x40/0x40
[  395.028067]  ? find_held_lock+0x36/0x1c0
[  395.032137]  ? mark_held_locks+0xc7/0x130
[  395.036290]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.040783]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.045279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.049518]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  395.054117]  ? trace_hardirqs_on+0xbd/0x310
[  395.058435]  ? kasan_check_read+0x11/0x20
[  395.062627]  ? __run_timers+0x7da/0xc70
[  395.066617]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.072073]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.076373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.080606]  __run_timers+0x7e5/0xc70
[  395.084427]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  395.089832]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.095116]  ? rcu_bh_qs+0xc0/0xc0
[  395.098673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.104218]  ? mark_held_locks+0xc7/0x130
[  395.108372]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.113140]  ? retint_kernel+0x2d/0x2d
[  395.117031]  ? trace_hardirqs_on_caller+0xc0/0x310
[  395.121995]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.126755]  ? trace_hardirqs_off+0x310/0x310
[  395.131269]  ? check_preemption_disabled+0x48/0x200
[  395.136307]  ? graph_lock+0x170/0x170
[  395.140115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.145657]  ? check_preemption_disabled+0x48/0x200
[  395.150701]  ? __lock_is_held+0xb5/0x140
[  395.154765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.160317]  ? check_preemption_disabled+0x48/0x200
[  395.165344]  run_timer_softirq+0x52/0xb0
[  395.169405]  ? rcu_read_lock_sched_held+0x108/0x120
[  395.174425]  __do_softirq+0x30b/0xad8
[  395.178240]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  395.183352]  ? pvclock_read_flags+0x160/0x160
[  395.187860]  ? lapic_next_event+0x5a/0x90
[  395.192010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.197548]  ? check_preemption_disabled+0x48/0x200
[  395.202568]  ? check_preemption_disabled+0x48/0x200
[  395.207590]  ? kvm_clock_read+0x18/0x30
[  395.211564]  ? kvm_sched_clock_read+0x9/0x20
[  395.215995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.221623]  ? check_preemption_disabled+0x48/0x200
[  395.226652]  irq_exit+0x17f/0x1c0
[  395.230132]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.234990]  ? smp_reschedule_interrupt+0x109/0x650
[  395.240009]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.245894]  ? interrupt_entry+0xb5/0xf0
[  395.249969]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.255076]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.260099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.264951]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.269969]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.274985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.280544]  ? check_preemption_disabled+0x48/0x200
[  395.285561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.291111]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.295968]  apic_timer_interrupt+0xf/0x20
[  395.300196]  </IRQ>
[  395.302437] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  395.307716] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  395.326615] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  395.334329] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  395.341594] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  395.348881] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  395.356150] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  395.363512] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  395.370805]  ? arch_local_irq_restore+0x45/0x52
[  395.375504]  dump_stack+0x26a/0x2b4
[  395.379144]  ? dump_stack_print_info.cold.2+0x52/0x52
[  395.384342]  ? mark_held_locks+0x130/0x130
[  395.388578]  ? mark_held_locks+0x130/0x130
[  395.392818]  dump_header+0x27b/0xf72
[  395.396576]  ? pagefault_out_of_memory+0x197/0x197
[  395.401517]  ? __lock_acquire+0x7ec/0x4ec0
[  395.405757]  ? mem_cgroup_charge_statistics+0x780/0x780
[  395.411124]  ? print_usage_bug+0xc0/0xc0
[  395.415188]  ? print_usage_bug+0xc0/0xc0
[  395.419257]  ? graph_lock+0x170/0x170
[  395.423065]  ? print_usage_bug+0xc0/0xc0
[  395.427126]  ? print_usage_bug+0xc0/0xc0
[  395.431200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.436742]  ? find_held_lock+0x36/0x1c0
[  395.440815]  ? mark_held_locks+0xc7/0x130
[  395.444971]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  395.450075]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  395.455183]  ? lockdep_hardirqs_on+0x421/0x5c0
[  395.459772]  ? trace_hardirqs_on+0xbd/0x310
[  395.464102]  ? kasan_check_read+0x11/0x20
[  395.468250]  ? ___ratelimit+0x36f/0x655
[  395.472228]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.477679]  ? trace_hardirqs_on+0x310/0x310
[  395.482106]  ? lock_downgrade+0x900/0x900
[  395.486273]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  395.491468]  ? ___ratelimit+0xaa/0x655
[  395.495361]  ? idr_get_free+0xec0/0xec0
[  395.499379]  ? kasan_check_write+0x14/0x20
[  395.503644]  ? do_raw_spin_lock+0xc1/0x200
[  395.507890]  oom_kill_process.cold.27+0x10/0x903
[  395.512654]  ? graph_lock+0x170/0x170
[  395.516463]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.522263]  ? kasan_check_read+0x11/0x20
[  395.526414]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.531694]  ? oom_evaluate_task+0x540/0x540
[  395.536108]  ? find_held_lock+0x36/0x1c0
[  395.540179]  ? out_of_memory+0x974/0x1430
[  395.544341]  ? lock_downgrade+0x900/0x900
[  395.548507]  ? check_preemption_disabled+0x48/0x200
[  395.553560]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.559412]  ? kasan_check_read+0x11/0x20
[  395.563564]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.568842]  ? rcu_bh_qs+0xc0/0xc0
[  395.572389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.577931]  ? oom_evaluate_task+0x302/0x540
[  395.582362]  out_of_memory+0xa84/0x1430
[  395.586345]  ? oom_killer_disable+0x3a0/0x3a0
[  395.590840]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  395.595776]  ? __mutex_add_waiter+0x2a0/0x2a0
[  395.600462]  __alloc_pages_slowpath+0x2318/0x2d80
[  395.605343]  ? warn_alloc+0x120/0x120
[  395.609162]  ? find_get_entry+0x2f2/0xc40
[  395.613327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.618877]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  395.623807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.629351]  ? should_fail+0x22d/0xd01
[  395.633262]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.638383]  ? __lock_is_held+0xb5/0x140
[  395.642475]  ? __lock_is_held+0xb5/0x140
[  395.646545]  ? find_held_lock+0x36/0x1c0
[  395.650617]  ? ___might_sleep+0x1ed/0x300
[  395.655036]  ? lock_release+0x970/0x970
[  395.659016]  ? arch_local_save_flags+0x40/0x40
[  395.663613]  ? __might_sleep+0x95/0x190
[  395.667612]  __alloc_pages_nodemask+0xa80/0xde0
[  395.672289]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  395.677314]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.683108]  ? kasan_check_read+0x11/0x20
[  395.687273]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.692558]  ? graph_lock+0x170/0x170
[  395.696362]  ? print_usage_bug+0xc0/0xc0
[  395.700428]  ? graph_lock+0x170/0x170
[  395.704234]  ? graph_lock+0x170/0x170
[  395.708038]  ? __do_page_cache_readahead+0x7ce/0x980
[  395.713167]  ? find_held_lock+0x36/0x1c0
[  395.717246]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  395.722790]  alloc_pages_current+0x10c/0x210
[  395.727202]  ? lock_downgrade+0x900/0x900
[  395.731364]  __page_cache_alloc+0x38f/0x5b0
[  395.735721]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.741528]  ? kasan_check_read+0x11/0x20
[  395.745685]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.750973]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  395.755676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.761232]  ? check_preemption_disabled+0x48/0x200
[  395.766261]  filemap_fault+0x1594/0x25f0
[  395.770337]  ? __lock_page_or_retry+0xa00/0xa00
[  395.775009]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.780825]  ? kasan_check_read+0x11/0x20
[  395.785438]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.790728]  ? rcu_bh_qs+0xc0/0xc0
[  395.794283]  ? filemap_map_pages+0xdea/0x1980
[  395.798801]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  395.803913]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  395.809201]  ? debug_object_free+0x325/0x690
[  395.813617]  ? find_get_pages_range_tag+0x1320/0x1320
[  395.818819]  ? graph_lock+0x170/0x170
[  395.822628]  ? kasan_check_read+0x11/0x20
[  395.826797]  ? debug_object_destroy+0x2b0/0x2b0
[  395.831482]  ? lock_acquire+0x1ed/0x520
[  395.835470]  ? ext4_filemap_fault+0x7a/0xad
[  395.839805]  ? lock_release+0x970/0x970
[  395.843784]  ? arch_local_save_flags+0x40/0x40
[  395.848369]  ? futex_wait_setup+0x3e0/0x3e0
[  395.852709]  ? down_read+0xb0/0x1d0
[  395.856334]  ? ext4_filemap_fault+0x7a/0xad
[  395.860659]  ? __down_interruptible+0x700/0x700
[  395.865350]  ext4_filemap_fault+0x82/0xad
[  395.869533]  __do_fault+0x100/0x6b0
[  395.873168]  ? print_bad_pte+0x6c0/0x6c0
[  395.877246]  ? do_futex+0x249/0x26d0
[  395.880964]  ? do_raw_spin_unlock+0xa7/0x2f0
[  395.885372]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  395.889957]  ? kasan_check_read+0x11/0x20
[  395.894107]  ? pmd_val+0x88/0x100
[  395.897562]  ? add_mm_counter_fast+0xd0/0xd0
[  395.901990]  ? pmd_val+0x88/0x100
[  395.905448]  ? add_mm_counter_fast+0xd0/0xd0
[  395.909864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.915406]  __handle_mm_fault+0x3709/0x53e0
[  395.919824]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  395.924678]  ? graph_lock+0x170/0x170
[  395.928503]  ? print_usage_bug+0xc0/0xc0
[  395.932569]  ? graph_lock+0x170/0x170
[  395.936369]  ? graph_lock+0x170/0x170
[  395.940208]  ? handle_mm_fault+0x42a/0xc70
[  395.944456]  ? lock_downgrade+0x900/0x900
[  395.948655]  ? check_preemption_disabled+0x48/0x200
[  395.953696]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.959501]  ? kasan_check_read+0x11/0x20
[  395.963747]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.969039]  ? rcu_bh_qs+0xc0/0xc0
[  395.972583]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.978036]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.983576]  ? check_preemption_disabled+0x48/0x200
[  395.988650]  handle_mm_fault+0x54f/0xc70
[  395.992752]  ? __handle_mm_fault+0x53e0/0x53e0
[  395.997343]  ? find_vma+0x34/0x190
[  396.000894]  __do_page_fault+0x67d/0xed0
[  396.004980]  ? mm_fault_error+0x380/0x380
[  396.009130]  ? trace_hardirqs_off+0xb8/0x310
[  396.013549]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  396.018928]  ? trace_hardirqs_on+0x310/0x310
[  396.023346]  do_page_fault+0xf2/0x7e0
[  396.027156]  ? vmalloc_sync_all+0x30/0x30
[  396.031309]  ? error_entry+0x70/0xd0
[  396.035028]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.040048]  ? trace_hardirqs_on_caller+0xc0/0x310
[  396.044986]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.049917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.054813]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.059828]  ? trace_hardirqs_off+0x310/0x310
[  396.064331]  ? prepare_exit_to_usermode+0x291/0x3b0
[  396.069350]  ? page_fault+0x8/0x30
[  396.072895]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.077760]  ? page_fault+0x8/0x30
[  396.081310]  page_fault+0x1e/0x30
[  396.084767] RIP: 0033:0x45ddf3
[  396.087963] Code: Bad RIP value.
[  396.091329] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  396.096695] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  396.103966] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  396.111242] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  396.118533] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  396.125804] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  396.133103] warn_alloc_show_mem: 1 callbacks suppressed
[  396.133116] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  396.133118] Mem-Info:
[  396.133147] active_anon:29560 inactive_anon:112 isolated_anon:0
[  396.133147]  active_file:13 inactive_file:14 isolated_file:0
[  396.133147]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.133147]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  396.133147]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  396.133147]  free:13798 free_pcp:488 free_cma:0
[  396.138498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.138507] Call Trace:
[  396.145796] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.148196]  <IRQ>
[  396.181073] Node 0 
[  396.190484]  dump_stack+0x1c4/0x2b4
[  396.193092] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  396.220450]  ? dump_stack_print_info.cold.2+0x52/0x52
[  396.222572] lowmem_reserve[]:
[  396.224812]  warn_alloc.cold.119+0xb7/0x1bd
[  396.228405]  0
[  396.253929]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.259101]  2819
[  396.262208]  ? lock_downgrade+0x900/0x900
[  396.266504]  6323
[  396.268310]  ? trace_hardirqs_off+0xb8/0x310
[  396.273117]  6323
[  396.275188]  ? trace_hardirqs_off+0xb8/0x310
[  396.279310] Node 0 
[  396.281381]  __alloc_pages_slowpath+0x2667/0x2d80
[  396.285785] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  396.287857]  ? warn_alloc+0x120/0x120
[  396.292208] lowmem_reserve[]: 0
[  396.294448]  ? trace_hardirqs_on+0x310/0x310
[  396.299256]  0 3503
[  396.325820]  ? warn_alloc+0x120/0x120
[  396.329593]  3503
[  396.332893]  ? print_usage_bug+0xc0/0xc0
[  396.337276] Node 0 
[  396.339513]  ? warn_alloc+0x120/0x120
[  396.343321] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  396.345358]  ? ktime_get+0x2e1/0x440
[  396.349406] lowmem_reserve[]:
[  396.351655]  ? print_usage_bug+0xc0/0xc0
[  396.355429]  0
[  396.383896]  ? __lock_acquire+0x7ec/0x4ec0
[  396.387589]  0
[  396.390692]  ? __lock_acquire+0x7ec/0x4ec0
[  396.394723]  0
[  396.396527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.400733]  0
[  396.402541]  ? should_fail+0x22d/0xd01
[  396.406749] Node 0 
[  396.408553]  ? __lock_acquire+0x7ec/0x4ec0
[  396.414074] DMA: 
[  396.415873]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.419738] 1*4kB 
[  396.421969]  ? __lock_acquire+0x7ec/0x4ec0
[  396.426182] (U) 
[  396.428243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.433316] 0*8kB 0*16kB 
[  396.435475]  ? __lock_acquire+0x7ec/0x4ec0
[  396.439693] 1*32kB 
[  396.441665]  ? should_fail+0x22d/0xd01
[  396.446741] (U) 
[  396.449506]  ? mark_held_locks+0x130/0x130
[  396.453710] 2*64kB (U) 
[  396.455975]  ? mark_held_locks+0x130/0x130
[  396.459835] 1*128kB 
[  396.461823]  ? graph_lock+0x170/0x170
[  396.466032] (U) 
[  396.468615]  ? print_usage_bug+0xc0/0xc0
[  396.472823] 1*256kB 
[  396.475142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.478914] (U) 
[  396.480897]  ? check_preemption_disabled+0x48/0x200
[  396.484947] 0*512kB 
[  396.487260]  ? check_preemption_disabled+0x48/0x200
[  396.487285]  ? __lock_is_held+0xb5/0x140
[  396.492805] 1*1024kB 
[  396.494789]  __alloc_pages_nodemask+0xa80/0xde0
[  396.499809] (U) 
[  396.502129]  ? graph_lock+0x170/0x170
[  396.507124] 1*2048kB 
[  396.511182]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  396.513565] (M) 
[  396.518232]  ? graph_lock+0x170/0x170
[  396.520177] 3*4096kB (M) 
[  396.523985]  ? find_held_lock+0x36/0x1c0
[  396.526368] = 15908kB
[  396.531404]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.533353] Node 0 
[  396.537151]  ? lock_downgrade+0x900/0x900
[  396.539883] DMA32: 
[  396.543961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.546345] 6*4kB 
[  396.551011]  cache_grow_begin+0x91/0x8c0
[  396.553235] (MH) 
[  396.557382]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.559587] 0*8kB 3*16kB 
[  396.565143]  fallback_alloc+0x203/0x2e0
[  396.567258] (MH) 2*32kB 
[  396.571321]  ____cache_alloc_node+0x1c7/0x1e0
[  396.573358] (M) 
[  396.577790]  kmem_cache_alloc_node+0xe3/0x730
[  396.580521] 5*64kB 
[  396.584513]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.587156] (MH) 
[  396.591650]  __alloc_skb+0x119/0x770
[  396.593591] 4*128kB (MH) 
[  396.598093]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  396.600307] 3*256kB 
[  396.604534]  ? skb_scrub_packet+0x490/0x490
[  396.606579] (M) 
[  396.610293]  ? lock_downgrade+0x900/0x900
[  396.613025] 4*512kB 
[  396.618298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.620592] (MH) 
[  396.624929]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.626883] 3*1024kB 
[  396.631037]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.633336] (MH) 
[  396.638866]  ? addrconf_rs_timer+0x690/0x690
[  396.640902] 3*2048kB (M) 
[  396.646369]  ndisc_alloc_skb+0x144/0x340
[  396.648741] 3*4096kB (M) 
[  396.654650]  ndisc_send_rs+0x331/0x6e0
[  396.656696] = 25288kB
[  396.661130]  addrconf_rs_timer+0x314/0x690
[  396.663866] Node 0 
[  396.667931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.670658] Normal: 9*4kB 
[  396.674558]  call_timer_fn+0x272/0x920
[  396.676952] (ME) 
[  396.681189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.683402] 37*8kB 
[  396.687644]  ? process_timeout+0x40/0x40
[  396.690475] (UM) 34*16kB 
[  396.694407]  ? find_held_lock+0x36/0x1c0
[  396.696445] (UMH) 
[  396.700694]  ? __run_timers+0x7da/0xc70
[  396.702905] 36*32kB 
[  396.706973]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.709703] (UMH) 
[  396.713760]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.715887] 19*64kB 
[  396.719853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.722153] (MH) 
[  396.726646]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  396.728785] 11*128kB 
[  396.733289]  ? trace_hardirqs_on+0xbd/0x310
[  396.735600] (UMH) 
[  396.739843]  ? kasan_check_read+0x11/0x20
[  396.741886] 5*256kB 
[  396.746466]  ? __run_timers+0x7da/0xc70
[  396.748851] (UM) 
[  396.753186]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.755337] 4*512kB 
[  396.759500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.761794] (UH) 
[  396.765762]  __run_timers+0x7e5/0xc70
[  396.767802] 2*1024kB 
[  396.773255]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  396.775544] (H) 
[  396.779772]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  396.781804] 2*2048kB (MH) 
[  396.785618]  ? graph_lock+0x170/0x170
[  396.788003] 0*4096kB = 14124kB
[  396.793370]  ? enqueue_hrtimer+0x1a5/0x560
[  396.795330] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  396.800332]  ? lock_release+0x970/0x970
[  396.803158] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  396.806964]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  396.810136] 146 total pagecache pages
[  396.814399]  ? find_held_lock+0x36/0x1c0
[  396.823227] 0 pages in swap cache
[  396.827218]  ? graph_lock+0x170/0x170
[  396.835766] Swap cache stats: add 0, delete 0, find 0/0
[  396.835775] Free swap  = 0kB
[  396.840960]  ? pvclock_read_flags+0x160/0x160
[  396.844733] Total swap = 0kB
[  396.844740] 1965979 pages RAM
[  396.848798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.852215] 0 pages HighMem/MovableOnly
[  396.852223] 342307 pages reserved
[  396.856025]  ? check_preemption_disabled+0x48/0x200
[  396.861359] 0 pages cma reserved
[  396.864377]  ? __lock_is_held+0xb5/0x140
[  396.868969] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.871860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.875006] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.880494]  ? check_preemption_disabled+0x48/0x200
[  396.884477] syz-fuzzer cpuset=
[  396.887969]  run_timer_softirq+0x52/0xb0
[  396.892958] /
[  396.896321]  ? rcu_read_lock_sched_held+0x108/0x120
[  396.900357]  mems_allowed=0
[  396.906840]  __do_softirq+0x30b/0xad8
[  396.948228]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  396.953338]  ? pvclock_read_flags+0x160/0x160
[  396.957837]  ? lapic_next_event+0x5a/0x90
[  396.961994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.967539]  ? check_preemption_disabled+0x48/0x200
[  396.972561]  ? check_preemption_disabled+0x48/0x200
[  396.977587]  ? kvm_clock_read+0x18/0x30
[  396.981561]  ? kvm_sched_clock_read+0x9/0x20
[  396.985981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.991534]  ? check_preemption_disabled+0x48/0x200
[  396.996564]  irq_exit+0x17f/0x1c0
[  397.000032]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.004878]  ? smp_reschedule_interrupt+0x109/0x650
[  397.009903]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.015799]  ? interrupt_entry+0xb5/0xf0
[  397.019867]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.024896]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.029929]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.034773]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.039799]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.044821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.050361]  ? check_preemption_disabled+0x48/0x200
[  397.055376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.060964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.065822]  apic_timer_interrupt+0xf/0x20
[  397.070053]  </IRQ>
[  397.072298] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  397.078186] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  397.097172] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  397.104883] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  397.112149] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  397.119417] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  397.126683] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  397.133951] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  397.141251]  ? save_stack+0xa9/0xd0
[  397.144896]  __kmalloc_node_track_caller+0x33/0x70
[  397.149839]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  397.154621]  pskb_expand_head+0x230/0x10f0
[  397.158888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.164436]  ? memcpy+0x45/0x50
[  397.167731]  ? __copy_skb_header+0x350/0x6b0
[  397.172167]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  397.176661]  ? skb_checksum+0x140/0x140
[  397.180659]  ? __lock_is_held+0xb5/0x140
[  397.184740]  ? kasan_check_write+0x14/0x20
[  397.188973]  ? __skb_clone+0x6c7/0xa00
[  397.192885]  ? __copy_skb_header+0x6b0/0x6b0
[  397.197297]  ? kmem_cache_alloc+0x33a/0x730
[  397.201624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.207176]  skb_ensure_writable+0x3dd/0x640
[  397.211593]  ? skb_cow_data+0xf10/0xf10
[  397.215576]  ? preempt_notifier_register+0x200/0x200
[  397.220680]  ? __switch_to_asm+0x34/0x70
[  397.224739]  ? __switch_to_asm+0x34/0x70
[  397.228800]  ? __switch_to_asm+0x40/0x70
[  397.232864]  ? __switch_to_asm+0x34/0x70
[  397.236932]  ? __switch_to_asm+0x40/0x70
[  397.241028]  ? __switch_to_asm+0x40/0x70
[  397.245103]  ? __switch_to_asm+0x34/0x70
[  397.249166]  ? __switch_to_asm+0x34/0x70
[  397.253224]  ? __switch_to_asm+0x40/0x70
[  397.257282]  ? __switch_to_asm+0x34/0x70
[  397.261350]  bpf_clone_redirect+0x14a/0x490
[  397.265683]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  397.270706]  ? __sched_text_start+0x8/0x8
[  397.274884]  ? find_held_lock+0x36/0x1c0
[  397.278964]  ? lock_acquire+0x1ed/0x520
[  397.282949]  ? bpf_test_run+0x32e/0x5a0
[  397.286935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.292479]  ? check_preemption_disabled+0x48/0x200
[  397.297501]  ? kasan_check_read+0x11/0x20
[  397.301654]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.306949]  ? rcu_bh_qs+0xc0/0xc0
[  397.310498]  ? preempt_schedule+0x4d/0x60
[  397.314658]  ? ___preempt_schedule+0x16/0x18
[  397.319076]  ? bpf_test_run+0x1c0/0x5a0
[  397.323064]  ? netlink_diag_dump+0x2a0/0x2a0
[  397.327506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.333217]  ? bpf_test_init.isra.9+0x70/0x100
[  397.337809]  ? bpf_prog_test_run_skb+0x634/0xb40
[  397.342577]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  397.347421]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.352961]  ? fput+0x130/0x1a0
[  397.356247]  ? __bpf_prog_get+0x9b/0x290
[  397.360311]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  397.365151]  ? bpf_prog_test_run+0x130/0x1a0
[  397.369565]  ? __x64_sys_bpf+0x3d8/0x510
[  397.373626]  ? bpf_prog_get+0x20/0x20
[  397.377471]  ? do_syscall_64+0x1b9/0x820
[  397.381546]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  397.386914]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.391854]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.396699]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.401718]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  397.406738]  ? prepare_exit_to_usermode+0x291/0x3b0
[  397.411765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.416616]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  397.422015] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  397.422093] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.428948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.428954] Call Trace:
[  397.428961]  <IRQ>
[  397.428980]  dump_stack+0x1c4/0x2b4
[  397.428999]  ? dump_stack_print_info.cold.2+0x52/0x52
[  397.435537] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.444858]  warn_alloc.cold.119+0xb7/0x1bd
[  397.447413] syz-executor0 cpuset=
[  397.449556]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.453159] syz0
[  397.458350]  ? lock_downgrade+0x900/0x900
[  397.468814]  mems_allowed=0
[  397.473131]  ? trace_hardirqs_off+0xb8/0x310
[  397.494835]  ? trace_hardirqs_off+0xb8/0x310
[  397.500039]  __alloc_pages_slowpath+0x2667/0x2d80
[  397.504919]  ? warn_alloc+0x120/0x120
[  397.508736]  ? warn_alloc+0x120/0x120
[  397.512540]  ? print_usage_bug+0xc0/0xc0
[  397.516607]  ? warn_alloc+0x120/0x120
[  397.520410]  ? print_usage_bug+0xc0/0xc0
[  397.524475]  ? __lock_acquire+0x7ec/0x4ec0
[  397.528716]  ? __lock_acquire+0x7ec/0x4ec0
[  397.532958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.538501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.544041]  ? should_fail+0x22d/0xd01
[  397.547943]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.553048]  ? __lock_acquire+0x7ec/0x4ec0
[  397.557291]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.562391]  ? __lock_acquire+0x7ec/0x4ec0
[  397.566625]  ? should_fail+0x22d/0xd01
[  397.570530]  ? mark_held_locks+0x130/0x130
[  397.574771]  ? mark_held_locks+0x130/0x130
[  397.579007]  ? graph_lock+0x170/0x170
[  397.582811]  ? print_usage_bug+0xc0/0xc0
[  397.586873]  ? graph_lock+0x170/0x170
[  397.590701]  ? print_usage_bug+0xc0/0xc0
[  397.594761]  ? wq_watchdog_touch+0x9c/0xfe
[  397.598997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.604549]  ? check_preemption_disabled+0x48/0x200
[  397.609567]  ? check_preemption_disabled+0x48/0x200
[  397.614595]  ? __lock_is_held+0xb5/0x140
[  397.618669]  __alloc_pages_nodemask+0xa80/0xde0
[  397.623338]  ? graph_lock+0x170/0x170
[  397.627147]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  397.632163]  ? graph_lock+0x170/0x170
[  397.635975]  ? find_held_lock+0x36/0x1c0
[  397.640052]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.644722]  ? lock_downgrade+0x900/0x900
[  397.648886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.654647]  cache_grow_begin+0x91/0x8c0
[  397.658710]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.663128]  fallback_alloc+0x203/0x2e0
[  397.667113]  ____cache_alloc_node+0x1c7/0x1e0
[  397.671618]  kmem_cache_alloc_node+0xe3/0x730
[  397.676121]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.680368]  __alloc_skb+0x119/0x770
[  397.684111]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.689392]  ? skb_scrub_packet+0x490/0x490
[  397.693714]  ? lock_downgrade+0x900/0x900
[  397.697880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.703418]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.708876]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.714334]  ? addrconf_rs_timer+0x690/0x690
[  397.718755]  ndisc_alloc_skb+0x144/0x340
[  397.722825]  ndisc_send_rs+0x331/0x6e0
[  397.726718]  addrconf_rs_timer+0x314/0x690
[  397.730968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.735217]  call_timer_fn+0x272/0x920
[  397.739110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.743353]  ? process_timeout+0x40/0x40
[  397.747414]  ? find_held_lock+0x36/0x1c0
[  397.751485]  ? mark_held_locks+0xc7/0x130
[  397.755649]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.760143]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.764639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.768875]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  397.773464]  ? trace_hardirqs_on+0xbd/0x310
[  397.777786]  ? kasan_check_read+0x11/0x20
[  397.781946]  ? __run_timers+0x7da/0xc70
[  397.786394]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.791852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.796100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.800338]  __run_timers+0x7e5/0xc70
[  397.804158]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  397.809544]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.814855]  ? rcu_bh_qs+0xc0/0xc0
[  397.818412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.824004]  ? mark_held_locks+0xc7/0x130
[  397.828179]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.832949]  ? retint_kernel+0x2d/0x2d
[  397.836835]  ? trace_hardirqs_on_caller+0xc0/0x310
[  397.841768]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.846530]  ? trace_hardirqs_off+0x310/0x310
[  397.851032]  ? check_preemption_disabled+0x48/0x200
[  397.856058]  ? graph_lock+0x170/0x170
[  397.859864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.865404]  ? check_preemption_disabled+0x48/0x200
[  397.870434]  ? __lock_is_held+0xb5/0x140
[  397.874498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.880036]  ? check_preemption_disabled+0x48/0x200
[  397.885063]  run_timer_softirq+0x52/0xb0
[  397.889124]  ? rcu_read_lock_sched_held+0x108/0x120
[  397.894145]  __do_softirq+0x30b/0xad8
[  397.897964]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  397.903078]  ? pvclock_read_flags+0x160/0x160
[  397.907588]  ? lapic_next_event+0x5a/0x90
[  397.911751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.917303]  ? check_preemption_disabled+0x48/0x200
[  397.922324]  ? check_preemption_disabled+0x48/0x200
[  397.927362]  ? kvm_clock_read+0x18/0x30
[  397.931335]  ? kvm_sched_clock_read+0x9/0x20
[  397.935747]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.941286]  ? check_preemption_disabled+0x48/0x200
[  397.946315]  irq_exit+0x17f/0x1c0
[  397.949803]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.954645]  ? smp_reschedule_interrupt+0x109/0x650
[  397.959693]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.965580]  ? interrupt_entry+0xb5/0xf0
[  397.969669]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.974684]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.979699]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.984552]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.989582]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.994598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.000155]  ? check_preemption_disabled+0x48/0x200
[  398.005173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.010719]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.015612]  apic_timer_interrupt+0xf/0x20
[  398.019838]  </IRQ>
[  398.022095] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  398.027391] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  398.046288] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  398.053996] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  398.061269] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  398.068553] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  398.075818] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  398.083087] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  398.090375]  ? arch_local_irq_restore+0x45/0x52
[  398.095066]  dump_stack+0x26a/0x2b4
[  398.098702]  ? dump_stack_print_info.cold.2+0x52/0x52
[  398.103899]  ? mark_held_locks+0x130/0x130
[  398.108141]  ? mark_held_locks+0x130/0x130
[  398.112401]  dump_header+0x27b/0xf72
[  398.116128]  ? pagefault_out_of_memory+0x197/0x197
[  398.121066]  ? __lock_acquire+0x7ec/0x4ec0
[  398.125305]  ? mem_cgroup_charge_statistics+0x780/0x780
[  398.130667]  ? print_usage_bug+0xc0/0xc0
[  398.134725]  ? print_usage_bug+0xc0/0xc0
[  398.138790]  ? graph_lock+0x170/0x170
[  398.142595]  ? print_usage_bug+0xc0/0xc0
[  398.146659]  ? print_usage_bug+0xc0/0xc0
[  398.150731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.156275]  ? find_held_lock+0x36/0x1c0
[  398.160365]  ? mark_held_locks+0xc7/0x130
[  398.164519]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  398.169619]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  398.174722]  ? lockdep_hardirqs_on+0x421/0x5c0
[  398.179306]  ? trace_hardirqs_on+0xbd/0x310
[  398.183625]  ? kasan_check_read+0x11/0x20
[  398.187776]  ? ___ratelimit+0x36f/0x655
[  398.191753]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.197207]  ? trace_hardirqs_on+0x310/0x310
[  398.201615]  ? lock_downgrade+0x900/0x900
[  398.205785]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  398.210886]  ? ___ratelimit+0xaa/0x655
[  398.214781]  ? idr_get_free+0xec0/0xec0
[  398.218753]  ? kasan_check_write+0x14/0x20
[  398.222989]  ? do_raw_spin_lock+0xc1/0x200
[  398.227233]  oom_kill_process.cold.27+0x10/0x903
[  398.231990]  ? graph_lock+0x170/0x170
[  398.235800]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  398.241594]  ? kasan_check_read+0x11/0x20
[  398.245743]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.251053]  ? oom_evaluate_task+0x540/0x540
[  398.255469]  ? find_held_lock+0x36/0x1c0
[  398.259553]  ? out_of_memory+0x974/0x1430
[  398.263717]  ? lock_downgrade+0x900/0x900
[  398.267883]  ? check_preemption_disabled+0x48/0x200
[  398.272963]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  398.278758]  ? kasan_check_read+0x11/0x20
[  398.282906]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.288195]  ? rcu_bh_qs+0xc0/0xc0
[  398.291740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.297274]  ? oom_evaluate_task+0x302/0x540
[  398.301688]  out_of_memory+0xa84/0x1430
[  398.305674]  ? oom_killer_disable+0x3a0/0x3a0
[  398.310185]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  398.315123]  ? __mutex_add_waiter+0x2a0/0x2a0
[  398.319631]  __alloc_pages_slowpath+0x2318/0x2d80
[  398.324523]  ? warn_alloc+0x120/0x120
[  398.328341]  ? find_get_entry+0x2f2/0xc40
[  398.332521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.338061]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  398.342991]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.348573]  ? should_fail+0x22d/0xd01
[  398.352484]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.357611]  ? __lock_is_held+0xb5/0x140
[  398.361700]  ? __lock_is_held+0xb5/0x140
[  398.365767]  ? find_held_lock+0x36/0x1c0
[  398.369827]  ? ___might_sleep+0x1ed/0x300
[  398.373972]  ? lock_release+0x970/0x970
[  398.377955]  ? arch_local_save_flags+0x40/0x40
[  398.382562]  ? __might_sleep+0x95/0x190
[  398.386556]  __alloc_pages_nodemask+0xa80/0xde0
[  398.391269]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  398.396303]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  398.402099]  ? kasan_check_read+0x11/0x20
[  398.406246]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.411558]  ? graph_lock+0x170/0x170
[  398.415388]  ? print_usage_bug+0xc0/0xc0
[  398.419451]  ? graph_lock+0x170/0x170
[  398.423248]  ? graph_lock+0x170/0x170
[  398.427053]  ? __do_page_cache_readahead+0x7ce/0x980
[  398.432180]  ? find_held_lock+0x36/0x1c0
[  398.436251]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  398.441798]  alloc_pages_current+0x10c/0x210
[  398.446207]  ? lock_downgrade+0x900/0x900
[  398.450627]  __page_cache_alloc+0x38f/0x5b0
[  398.454969]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  398.460818]  ? kasan_check_read+0x11/0x20
[  398.465025]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.470308]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  398.474981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.480525]  ? check_preemption_disabled+0x48/0x200
[  398.485551]  filemap_fault+0x1594/0x25f0
[  398.489628]  ? __lock_page_or_retry+0xa00/0xa00
[  398.494302]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  398.500095]  ? kasan_check_read+0x11/0x20
[  398.504257]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.509591]  ? rcu_bh_qs+0xc0/0xc0
[  398.513158]  ? filemap_map_pages+0xdea/0x1980
[  398.517661]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  398.522787]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  398.528065]  ? debug_object_free+0x325/0x690
[  398.532476]  ? find_get_pages_range_tag+0x1320/0x1320
[  398.537677]  ? graph_lock+0x170/0x170
[  398.541485]  ? kasan_check_read+0x11/0x20
[  398.545639]  ? debug_object_destroy+0x2b0/0x2b0
[  398.550321]  ? lock_acquire+0x1ed/0x520
[  398.554297]  ? ext4_filemap_fault+0x7a/0xad
[  398.558663]  ? lock_release+0x970/0x970
[  398.562633]  ? arch_local_save_flags+0x40/0x40
[  398.567249]  ? futex_wait_setup+0x3e0/0x3e0
[  398.571591]  ? down_read+0xb0/0x1d0
[  398.575216]  ? ext4_filemap_fault+0x7a/0xad
[  398.579539]  ? __down_interruptible+0x700/0x700
[  398.584243]  ext4_filemap_fault+0x82/0xad
[  398.588398]  __do_fault+0x100/0x6b0
[  398.592031]  ? print_bad_pte+0x6c0/0x6c0
[  398.596095]  ? do_futex+0x249/0x26d0
[  398.599828]  ? do_raw_spin_unlock+0xa7/0x2f0
[  398.604238]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  398.608823]  ? kasan_check_read+0x11/0x20
[  398.612970]  ? pmd_val+0x88/0x100
[  398.616424]  ? add_mm_counter_fast+0xd0/0xd0
[  398.620834]  ? pmd_val+0x88/0x100
[  398.624288]  ? add_mm_counter_fast+0xd0/0xd0
[  398.628701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.634248]  __handle_mm_fault+0x3709/0x53e0
[  398.638684]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  398.643557]  ? graph_lock+0x170/0x170
[  398.647364]  ? print_usage_bug+0xc0/0xc0
[  398.651429]  ? graph_lock+0x170/0x170
[  398.655228]  ? graph_lock+0x170/0x170
[  398.659053]  ? handle_mm_fault+0x42a/0xc70
[  398.663292]  ? lock_downgrade+0x900/0x900
[  398.667445]  ? check_preemption_disabled+0x48/0x200
[  398.672483]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  398.678285]  ? kasan_check_read+0x11/0x20
[  398.682436]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.687714]  ? rcu_bh_qs+0xc0/0xc0
[  398.691258]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.696713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.702599]  ? check_preemption_disabled+0x48/0x200
[  398.707626]  handle_mm_fault+0x54f/0xc70
[  398.711693]  ? __handle_mm_fault+0x53e0/0x53e0
[  398.716279]  ? find_vma+0x34/0x190
[  398.719825]  __do_page_fault+0x67d/0xed0
[  398.723899]  ? mm_fault_error+0x380/0x380
[  398.728053]  ? trace_hardirqs_off+0xb8/0x310
[  398.732477]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  398.737845]  ? trace_hardirqs_on+0x310/0x310
[  398.742259]  do_page_fault+0xf2/0x7e0
[  398.746095]  ? vmalloc_sync_all+0x30/0x30
[  398.750258]  ? error_entry+0x70/0xd0
[  398.753989]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.759023]  ? trace_hardirqs_on_caller+0xc0/0x310
[  398.763967]  ? syscall_return_slowpath+0x5e0/0x5e0
[  398.768894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.773763]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.778776]  ? trace_hardirqs_off+0x310/0x310
[  398.783276]  ? prepare_exit_to_usermode+0x291/0x3b0
[  398.788296]  ? page_fault+0x8/0x30
[  398.791839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.796687]  ? page_fault+0x8/0x30
[  398.800232]  page_fault+0x1e/0x30
[  398.803682] RIP: 0033:0x45ddf3
[  398.806875] Code: Bad RIP value.
[  398.810236] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  398.815604] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  398.822885] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  398.830156] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  398.837422] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  398.844689] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  398.851983] warn_alloc_show_mem: 1 callbacks suppressed
[  398.852000] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  398.852002] Mem-Info:
[  398.852031] active_anon:29560 inactive_anon:112 isolated_anon:0
[  398.852031]  active_file:13 inactive_file:14 isolated_file:0
[  398.852031]  unevictable:0 dirty:0 writeback:0 unstable:0
[  398.852031]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  398.852031]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  398.852031]  free:13798 free_pcp:488 free_cma:0
[  398.857376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.864656] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  398.867056] Call Trace:
[  398.899936] Node 0 
[  398.909283]  <IRQ>
[  398.936619] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  398.939182]  dump_stack+0x1c4/0x2b4
[  398.941386] lowmem_reserve[]:
[  398.943537]  ? dump_stack_print_info.cold.2+0x52/0x52
[  398.969010]  0
[  398.972639]  warn_alloc.cold.119+0xb7/0x1bd
[  398.975713]  2819
[  398.980896]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.982694]  6323
[  398.987018]  ? lock_downgrade+0x900/0x900
[  398.989055]  6323
[  398.993895]  ? trace_hardirqs_off+0xb8/0x310
[  399.000084]  ? trace_hardirqs_off+0xb8/0x310
[  399.002121] Node 0 
[  399.006529]  __alloc_pages_slowpath+0x2667/0x2d80
[  399.010942] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  399.013176]  ? warn_alloc+0x120/0x120
[  399.017967] lowmem_reserve[]: 0
[  399.044528]  ? warn_alloc+0x120/0x120
[  399.048301]  0
[  399.051582]  ? print_usage_bug+0xc0/0xc0
[  399.055350]  3503 3503
[  399.057158]  ? warn_alloc+0x120/0x120
[  399.061197] Node 0 
[  399.063686]  ? print_usage_bug+0xc0/0xc0
[  399.067486] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  399.069694]  ? __lock_acquire+0x7ec/0x4ec0
[  399.073724] lowmem_reserve[]: 0
[  399.102185]  ? __lock_acquire+0x7ec/0x4ec0
[  399.106395]  0
[  399.109675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.113875]  0 0
[  399.115682]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.121193] Node 0 
[  399.123169]  ? should_fail+0x22d/0xd01
[  399.128680] DMA: 
[  399.130913]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.134781] 1*4kB 
[  399.136836]  ? __lock_acquire+0x7ec/0x4ec0
[  399.141918] (U) 
[  399.144243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.148449] 0*8kB 0*16kB 
[  399.150429]  ? __lock_acquire+0x7ec/0x4ec0
[  399.155513] 1*32kB 
[  399.158268]  ? should_fail+0x22d/0xd01
[  399.162476] (U) 
[  399.164715]  ? mark_held_locks+0x130/0x130
[  399.168570] 2*64kB (U) 
[  399.170551]  ? mark_held_locks+0x130/0x130
[  399.174781] 1*128kB 
[  399.177360]  ? graph_lock+0x170/0x170
[  399.181578] (U) 
[  399.183894]  ? print_usage_bug+0xc0/0xc0
[  399.187669] 1*256kB (U) 
[  399.189648]  ? graph_lock+0x170/0x170
[  399.193689] 0*512kB 
[  399.196357]  ? print_usage_bug+0xc0/0xc0
[  399.200131] 1*1024kB 
[  399.202452]  ? wq_watchdog_touch+0x9c/0xfe
[  399.206487] (U) 
[  399.208895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.213103] 1*2048kB 
[  399.215078]  ? check_preemption_disabled+0x48/0x200
[  399.220590] (M) 
[  399.223006]  ? check_preemption_disabled+0x48/0x200
[  399.228000] 3*4096kB 
[  399.229976]  ? __lock_is_held+0xb5/0x140
[  399.234961] (M) 
[  399.237369]  __alloc_pages_nodemask+0xa80/0xde0
[  399.241405] = 15908kB
[  399.243376]  ? graph_lock+0x170/0x170
[  399.248024] Node 0 
[  399.250429]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  399.254217] DMA32: 
[  399.256466]  ? graph_lock+0x170/0x170
[  399.261458] 6*4kB 
[  399.263695]  ? find_held_lock+0x36/0x1c0
[  399.267462] (MH) 
[  399.269617]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.273640] 0*8kB 3*16kB 
[  399.275717]  ? lock_downgrade+0x900/0x900
[  399.280381] (MH) 
[  399.283149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.287262] 2*32kB (M) 
[  399.289332]  cache_grow_begin+0x91/0x8c0
[  399.294837] 5*64kB (MH) 
[  399.297423]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.301457] 4*128kB 
[  399.304126]  fallback_alloc+0x203/0x2e0
[  399.308507] (MH) 
[  399.310826]  ____cache_alloc_node+0x1c7/0x1e0
[  399.314769] 3*256kB (M) 
[  399.316836]  kmem_cache_alloc_node+0xe3/0x730
[  399.321327] 4*512kB (MH) 
[  399.324008]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.328476] 3*1024kB (MH) 
[  399.331347]  __alloc_skb+0x119/0x770
[  399.335553] 3*2048kB 
[  399.338392]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.342078] (M) 
[  399.344487]  ? skb_scrub_packet+0x490/0x490
[  399.349838] 3*4096kB (M) 
[  399.351830]  ? lock_downgrade+0x900/0x900
[  399.356171] = 25288kB
[  399.358933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.363056] Node 0 
[  399.365465]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.370979] Normal: 
[  399.373213]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.378641] 9*4kB 
[  399.380966]  ? addrconf_rs_timer+0x690/0x690
[  399.386408] (ME) 
[  399.388574]  ndisc_alloc_skb+0x144/0x340
[  399.392971] 37*8kB 
[  399.395032]  ndisc_send_rs+0x331/0x6e0
[  399.399070] (UM) 
[  399.401302]  addrconf_rs_timer+0x314/0x690
[  399.405161] 34*16kB 
[  399.407219]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.411427] (UMH) 
[  399.413754]  call_timer_fn+0x272/0x920
[  399.417950] 36*32kB (UMH) 
[  399.420102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.423964] 19*64kB 
[  399.426801]  ? process_timeout+0x40/0x40
[  399.431010] (MH) 
[  399.433352]  ? find_held_lock+0x36/0x1c0
[  399.437381] 11*128kB (UMH) 
[  399.439451]  ? __run_timers+0x7da/0xc70
[  399.443483] 5*256kB (UM) 
[  399.446433]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.450399] 4*512kB 
[  399.453151]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.457620] (UH) 
[  399.459959]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.464447] 2*1024kB 
[  399.466512]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  399.470723] (H) 
[  399.473130]  ? trace_hardirqs_on+0xbd/0x310
[  399.477690] 2*2048kB 
[  399.479662]  ? kasan_check_read+0x11/0x20
[  399.483962] (MH) 
[  399.486372]  ? __run_timers+0x7da/0xc70
[  399.490510] 0*4096kB 
[  399.492578]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.496541] = 14124kB
[  399.498958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.504381] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  399.506797]  __run_timers+0x7e5/0xc70
[  399.511015] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  399.519844]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  399.523629] 146 total pagecache pages
[  399.532199]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.537543] 0 pages in swap cache
[  399.541330]  ? graph_lock+0x170/0x170
[  399.546324] Swap cache stats: add 0, delete 0, find 0/0
[  399.546332] Free swap  = 0kB
[  399.549776]  ? enqueue_hrtimer+0x1a5/0x560
[  399.553550] Total swap = 0kB
[  399.558916]  ? lock_release+0x970/0x970
[  399.561920] 1965979 pages RAM
[  399.566153]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  399.569142] 0 pages HighMem/MovableOnly
[  399.569150] 342307 pages reserved
[  399.573119]  ? find_held_lock+0x36/0x1c0
[  399.576202] 0 pages cma reserved
[  399.581383]  ? graph_lock+0x170/0x170
[  399.585412] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.588803]  ? pvclock_read_flags+0x160/0x160
[  399.592935] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.596201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.599997] syz-fuzzer cpuset=/
[  399.606494]  ? check_preemption_disabled+0x48/0x200
[  399.610973]  mems_allowed=0
[  399.621197]  ? __lock_is_held+0xb5/0x140
[  399.642023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.647580]  ? check_preemption_disabled+0x48/0x200
[  399.652982]  run_timer_softirq+0x52/0xb0
[  399.657055]  ? rcu_read_lock_sched_held+0x108/0x120
[  399.662076]  __do_softirq+0x30b/0xad8
[  399.665892]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  399.671034]  ? pvclock_read_flags+0x160/0x160
[  399.675533]  ? lapic_next_event+0x5a/0x90
[  399.679684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.685225]  ? check_preemption_disabled+0x48/0x200
[  399.690245]  ? check_preemption_disabled+0x48/0x200
[  399.695266]  ? kvm_clock_read+0x18/0x30
[  399.699245]  ? kvm_sched_clock_read+0x9/0x20
[  399.703681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.709219]  ? check_preemption_disabled+0x48/0x200
[  399.714265]  irq_exit+0x17f/0x1c0
[  399.717742]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.722586]  ? smp_reschedule_interrupt+0x109/0x650
[  399.727608]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.733493]  ? interrupt_entry+0xb5/0xf0
[  399.737558]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.742576]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.747594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.752468]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.757478]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.762497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.768859]  ? check_preemption_disabled+0x48/0x200
[  399.773877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.779443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.784456]  apic_timer_interrupt+0xf/0x20
[  399.788679]  </IRQ>
[  399.790920] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  399.796852] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  399.815751] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  399.823492] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  399.830763] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  399.838033] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  399.845299] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  399.852566] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  399.859866]  ? save_stack+0xa9/0xd0
[  399.863526]  __kmalloc_node_track_caller+0x33/0x70
[  399.868466]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  399.873229]  pskb_expand_head+0x230/0x10f0
[  399.877476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.883034]  ? memcpy+0x45/0x50
[  399.886320]  ? __copy_skb_header+0x350/0x6b0
[  399.890731]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  399.895230]  ? skb_checksum+0x140/0x140
[  399.899218]  ? __lock_is_held+0xb5/0x140
[  399.903286]  ? kasan_check_write+0x14/0x20
[  399.907522]  ? __skb_clone+0x6c7/0xa00
[  399.911415]  ? __copy_skb_header+0x6b0/0x6b0
[  399.915826]  ? kmem_cache_alloc+0x33a/0x730
[  399.920150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.925694]  skb_ensure_writable+0x3dd/0x640
[  399.930110]  ? skb_cow_data+0xf10/0xf10
[  399.934088]  ? preempt_notifier_register+0x200/0x200
[  399.939190]  ? __switch_to_asm+0x34/0x70
[  399.943253]  ? __switch_to_asm+0x34/0x70
[  399.947311]  ? __switch_to_asm+0x40/0x70
[  399.951369]  ? __switch_to_asm+0x34/0x70
[  399.955431]  ? __switch_to_asm+0x40/0x70
[  399.959521]  ? __switch_to_asm+0x40/0x70
[  399.963585]  ? __switch_to_asm+0x34/0x70
[  399.967648]  ? __switch_to_asm+0x34/0x70
[  399.971749]  ? __switch_to_asm+0x40/0x70
[  399.975809]  ? __switch_to_asm+0x34/0x70
[  399.979881]  bpf_clone_redirect+0x14a/0x490
[  399.984211]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  399.989232]  ? __sched_text_start+0x8/0x8
[  399.993394]  ? find_held_lock+0x36/0x1c0
[  399.997500]  ? lock_acquire+0x1ed/0x520
[  400.001477]  ? bpf_test_run+0x32e/0x5a0
[  400.005457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.011008]  ? check_preemption_disabled+0x48/0x200
[  400.016033]  ? kasan_check_read+0x11/0x20
[  400.020184]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.025463]  ? rcu_bh_qs+0xc0/0xc0
[  400.029012]  ? preempt_schedule+0x4d/0x60
[  400.033165]  ? ___preempt_schedule+0x16/0x18
[  400.037603]  ? bpf_test_run+0x1c0/0x5a0
[  400.041594]  ? netlink_diag_dump+0x2a0/0x2a0
[  400.046017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.051555]  ? bpf_test_init.isra.9+0x70/0x100
[  400.056144]  ? bpf_prog_test_run_skb+0x634/0xb40
[  400.060910]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  400.065766]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.071301]  ? fput+0x130/0x1a0
[  400.074583]  ? __bpf_prog_get+0x9b/0x290
[  400.078647]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  400.083487]  ? bpf_prog_test_run+0x130/0x1a0
[  400.087901]  ? __x64_sys_bpf+0x3d8/0x510
[  400.091970]  ? bpf_prog_get+0x20/0x20
[  400.095799]  ? do_syscall_64+0x1b9/0x820
[  400.099860]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.105227]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.110156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.115009]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.120031]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.125051]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.130077]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.134939]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.140327] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  400.140398] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.147264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.147273] Call Trace:
[  400.153842] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.163097]  <IRQ>
[  400.165665] syz-executor0 cpuset=
[  400.176145]  dump_stack+0x1c4/0x2b4
[  400.178268] syz0
[  400.181717]  ? dump_stack_print_info.cold.2+0x52/0x52
[  400.185330]  mems_allowed=0
[  400.187339]  warn_alloc.cold.119+0xb7/0x1bd
[  400.199747]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.204594]  ? lock_downgrade+0x900/0x900
[  400.208750]  ? trace_hardirqs_off+0xb8/0x310
[  400.213171]  ? trace_hardirqs_off+0xb8/0x310
[  400.217593]  __alloc_pages_slowpath+0x2667/0x2d80
[  400.222467]  ? warn_alloc+0x120/0x120
[  400.226275]  ? trace_hardirqs_on+0x310/0x310
[  400.230685]  ? warn_alloc+0x120/0x120
[  400.234510]  ? print_usage_bug+0xc0/0xc0
[  400.238572]  ? warn_alloc+0x120/0x120
[  400.242372]  ? ktime_get+0x2e1/0x440
[  400.246118]  ? print_usage_bug+0xc0/0xc0
[  400.250183]  ? __lock_acquire+0x7ec/0x4ec0
[  400.254419]  ? __lock_acquire+0x7ec/0x4ec0
[  400.258653]  ? kasan_check_read+0x11/0x20
[  400.262805]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.268350]  ? should_fail+0x22d/0xd01
[  400.272238]  ? rcu_bh_qs+0xc0/0xc0
[  400.275780]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.280900]  ? __lock_acquire+0x7ec/0x4ec0
[  400.285157]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.290259]  ? __lock_acquire+0x7ec/0x4ec0
[  400.294501]  ? should_fail+0x22d/0xd01
[  400.298408]  ? rcu_idle_enter+0x4b0/0x4b0
[  400.302568]  ? mark_held_locks+0x130/0x130
[  400.306811]  ? mark_held_locks+0x130/0x130
[  400.311055]  ? mark_held_locks+0xc7/0x130
[  400.315205]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  400.320236]  ? graph_lock+0x170/0x170
[  400.324038]  ? print_usage_bug+0xc0/0xc0
[  400.328104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.333662]  ? check_preemption_disabled+0x48/0x200
[  400.338692]  ? check_preemption_disabled+0x48/0x200
[  400.343719]  ? __lock_is_held+0xb5/0x140
[  400.347789]  __alloc_pages_nodemask+0xa80/0xde0
[  400.352461]  ? graph_lock+0x170/0x170
[  400.356273]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  400.361288]  ? graph_lock+0x170/0x170
[  400.365103]  ? find_held_lock+0x36/0x1c0
[  400.369176]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.373852]  ? lock_downgrade+0x900/0x900
[  400.378035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.383583]  cache_grow_begin+0x91/0x8c0
[  400.387646]  ? do_raw_spin_unlock+0xa7/0x2f0
[  400.392065]  fallback_alloc+0x203/0x2e0
[  400.396048]  ____cache_alloc_node+0x1c7/0x1e0
[  400.400549]  kmem_cache_alloc_node+0xe3/0x730
[  400.405049]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.409295]  __alloc_skb+0x119/0x770
[  400.413021]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.418304]  ? skb_scrub_packet+0x490/0x490
[  400.422631]  ? lock_downgrade+0x900/0x900
[  400.426794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.432333]  ? refcount_sub_and_test_checked+0x203/0x310
[  400.437791]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  400.443245]  ? addrconf_rs_timer+0x690/0x690
[  400.447668]  ndisc_alloc_skb+0x144/0x340
[  400.451740]  ndisc_send_rs+0x331/0x6e0
[  400.455639]  addrconf_rs_timer+0x314/0x690
[  400.459888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.464153]  call_timer_fn+0x272/0x920
[  400.468046]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.472285]  ? process_timeout+0x40/0x40
[  400.476345]  ? find_held_lock+0x36/0x1c0
[  400.480422]  ? mark_held_locks+0xc7/0x130
[  400.484587]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.489081]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.493579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.497814]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  400.502400]  ? trace_hardirqs_on+0xbd/0x310
[  400.506737]  ? kasan_check_read+0x11/0x20
[  400.510888]  ? __run_timers+0x7da/0xc70
[  400.514862]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.520321]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.524566]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.528805]  __run_timers+0x7e5/0xc70
[  400.532622]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  400.537991]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.543274]  ? rcu_bh_qs+0xc0/0xc0
[  400.546819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.552364]  ? mark_held_locks+0xc7/0x130
[  400.556520]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  400.561290]  ? retint_kernel+0x2d/0x2d
[  400.565182]  ? trace_hardirqs_on_caller+0xc0/0x310
[  400.570113]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  400.574872]  ? trace_hardirqs_off+0x310/0x310
[  400.579372]  ? check_preemption_disabled+0x48/0x200
[  400.584394]  ? graph_lock+0x170/0x170
[  400.588207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.593768]  ? check_preemption_disabled+0x48/0x200
[  400.598799]  ? __lock_is_held+0xb5/0x140
[  400.602867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.608409]  ? check_preemption_disabled+0x48/0x200
[  400.613438]  run_timer_softirq+0x52/0xb0
[  400.617509]  ? rcu_read_lock_sched_held+0x108/0x120
[  400.622534]  __do_softirq+0x30b/0xad8
[  400.626351]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  400.631480]  ? pvclock_read_flags+0x160/0x160
[  400.635982]  ? lapic_next_event+0x5a/0x90
[  400.640134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.645675]  ? check_preemption_disabled+0x48/0x200
[  400.650695]  ? check_preemption_disabled+0x48/0x200
[  400.655722]  ? kvm_clock_read+0x18/0x30
[  400.659699]  ? kvm_sched_clock_read+0x9/0x20
[  400.664112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.669652]  ? check_preemption_disabled+0x48/0x200
[  400.674686]  irq_exit+0x17f/0x1c0
[  400.678146]  smp_apic_timer_interrupt+0x1cb/0x760
[  400.682989]  ? smp_reschedule_interrupt+0x109/0x650
[  400.688013]  ? smp_call_function_single_interrupt+0x650/0x650
[  400.693898]  ? interrupt_entry+0xb5/0xf0
[  400.697975]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.702993]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.708017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.712867]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.717887]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.722907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.728456]  ? check_preemption_disabled+0x48/0x200
[  400.733475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.739025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.743903]  apic_timer_interrupt+0xf/0x20
[  400.748184]  </IRQ>
[  400.750425] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  400.755717] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  400.774618] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  400.782330] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  400.789603] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  400.796870] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  400.804141] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  400.811434] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  400.818736]  ? arch_local_irq_restore+0x45/0x52
[  400.823418]  dump_stack+0x26a/0x2b4
[  400.827054]  ? dump_stack_print_info.cold.2+0x52/0x52
[  400.832250]  ? mark_held_locks+0x130/0x130
[  400.836487]  ? mark_held_locks+0x130/0x130
[  400.840737]  dump_header+0x27b/0xf72
[  400.844469]  ? pagefault_out_of_memory+0x197/0x197
[  400.849409]  ? __lock_acquire+0x7ec/0x4ec0
[  400.853649]  ? mem_cgroup_charge_statistics+0x780/0x780
[  400.859014]  ? print_usage_bug+0xc0/0xc0
[  400.863082]  ? print_usage_bug+0xc0/0xc0
[  400.867150]  ? graph_lock+0x170/0x170
[  400.870958]  ? print_usage_bug+0xc0/0xc0
[  400.875017]  ? print_usage_bug+0xc0/0xc0
[  400.879100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.884645]  ? find_held_lock+0x36/0x1c0
[  400.888728]  ? mark_held_locks+0xc7/0x130
[  400.892912]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  400.898052]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  400.903159]  ? lockdep_hardirqs_on+0x421/0x5c0
[  400.907746]  ? trace_hardirqs_on+0xbd/0x310
[  400.912065]  ? kasan_check_read+0x11/0x20
[  400.916216]  ? ___ratelimit+0x36f/0x655
[  400.920191]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.925647]  ? trace_hardirqs_on+0x310/0x310
[  400.930059]  ? lock_downgrade+0x900/0x900
[  400.934218]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  400.939348]  ? ___ratelimit+0xaa/0x655
[  400.943240]  ? idr_get_free+0xec0/0xec0
[  400.947216]  ? kasan_check_write+0x14/0x20
[  400.951454]  ? do_raw_spin_lock+0xc1/0x200
[  400.955701]  oom_kill_process.cold.27+0x10/0x903
[  400.960467]  ? graph_lock+0x170/0x170
[  400.964275]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  400.970072]  ? kasan_check_read+0x11/0x20
[  400.974226]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.979511]  ? oom_evaluate_task+0x540/0x540
[  400.983961]  ? find_held_lock+0x36/0x1c0
[  400.988042]  ? out_of_memory+0x974/0x1430
[  400.992187]  ? lock_downgrade+0x900/0x900
[  400.996339]  ? check_preemption_disabled+0x48/0x200
[  401.001363]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  401.007160]  ? kasan_check_read+0x11/0x20
[  401.011315]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.016622]  ? rcu_bh_qs+0xc0/0xc0
[  401.020167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.025707]  ? oom_evaluate_task+0x302/0x540
[  401.030123]  out_of_memory+0xa84/0x1430
[  401.034111]  ? oom_killer_disable+0x3a0/0x3a0
[  401.038641]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  401.043620]  ? __mutex_add_waiter+0x2a0/0x2a0
[  401.048140]  __alloc_pages_slowpath+0x2318/0x2d80
[  401.053019]  ? warn_alloc+0x120/0x120
[  401.056838]  ? find_get_entry+0x2f2/0xc40
[  401.061000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.066543]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  401.071476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.077020]  ? should_fail+0x22d/0xd01
[  401.080915]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.086030]  ? __lock_is_held+0xb5/0x140
[  401.090120]  ? __lock_is_held+0xb5/0x140
[  401.094190]  ? find_held_lock+0x36/0x1c0
[  401.098256]  ? ___might_sleep+0x1ed/0x300
[  401.102405]  ? lock_release+0x970/0x970
[  401.106385]  ? arch_local_save_flags+0x40/0x40
[  401.110980]  ? __might_sleep+0x95/0x190
[  401.114971]  __alloc_pages_nodemask+0xa80/0xde0
[  401.119654]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  401.124671]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  401.130507]  ? kasan_check_read+0x11/0x20
[  401.134695]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.140006]  ? graph_lock+0x170/0x170
[  401.143811]  ? print_usage_bug+0xc0/0xc0
[  401.147878]  ? graph_lock+0x170/0x170
[  401.151678]  ? graph_lock+0x170/0x170
[  401.155480]  ? __do_page_cache_readahead+0x7ce/0x980
[  401.160591]  ? find_held_lock+0x36/0x1c0
[  401.164701]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  401.170244]  alloc_pages_current+0x10c/0x210
[  401.174651]  ? lock_downgrade+0x900/0x900
[  401.178819]  __page_cache_alloc+0x38f/0x5b0
[  401.183145]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  401.188960]  ? kasan_check_read+0x11/0x20
[  401.193112]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.198394]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  401.203066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.208609]  ? check_preemption_disabled+0x48/0x200
[  401.213642]  filemap_fault+0x1594/0x25f0
[  401.217724]  ? __lock_page_or_retry+0xa00/0xa00
[  401.222396]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  401.228211]  ? kasan_check_read+0x11/0x20
[  401.232364]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.237646]  ? rcu_bh_qs+0xc0/0xc0
[  401.241202]  ? filemap_map_pages+0xdea/0x1980
[  401.245706]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  401.250824]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  401.256103]  ? debug_object_free+0x325/0x690
[  401.260523]  ? find_get_pages_range_tag+0x1320/0x1320
[  401.265759]  ? graph_lock+0x170/0x170
[  401.269566]  ? kasan_check_read+0x11/0x20
[  401.273715]  ? debug_object_destroy+0x2b0/0x2b0
[  401.278413]  ? lock_acquire+0x1ed/0x520
[  401.282402]  ? ext4_filemap_fault+0x7a/0xad
[  401.286734]  ? lock_release+0x970/0x970
[  401.292213]  ? arch_local_save_flags+0x40/0x40
[  401.296799]  ? futex_wait_setup+0x3e0/0x3e0
[  401.301310]  ? down_read+0xb0/0x1d0
[  401.304944]  ? ext4_filemap_fault+0x7a/0xad
[  401.309270]  ? __down_interruptible+0x700/0x700
[  401.313967]  ext4_filemap_fault+0x82/0xad
[  401.318120]  __do_fault+0x100/0x6b0
[  401.321756]  ? print_bad_pte+0x6c0/0x6c0
[  401.325820]  ? do_futex+0x249/0x26d0
[  401.329537]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.333956]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  401.338536]  ? kasan_check_read+0x11/0x20
[  401.342695]  ? pmd_val+0x88/0x100
[  401.346148]  ? add_mm_counter_fast+0xd0/0xd0
[  401.350557]  ? pmd_val+0x88/0x100
[  401.354013]  ? add_mm_counter_fast+0xd0/0xd0
[  401.358428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.363972]  __handle_mm_fault+0x3709/0x53e0
[  401.368397]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  401.373242]  ? graph_lock+0x170/0x170
[  401.377048]  ? print_usage_bug+0xc0/0xc0
[  401.381115]  ? graph_lock+0x170/0x170
[  401.384941]  ? graph_lock+0x170/0x170
[  401.388777]  ? handle_mm_fault+0x42a/0xc70
[  401.393012]  ? lock_downgrade+0x900/0x900
[  401.397166]  ? check_preemption_disabled+0x48/0x200
[  401.402190]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  401.407987]  ? kasan_check_read+0x11/0x20
[  401.412141]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.417438]  ? rcu_bh_qs+0xc0/0xc0
[  401.420981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.426435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.431981]  ? check_preemption_disabled+0x48/0x200
[  401.437010]  handle_mm_fault+0x54f/0xc70
[  401.441078]  ? __handle_mm_fault+0x53e0/0x53e0
[  401.445667]  ? find_vma+0x34/0x190
[  401.449218]  __do_page_fault+0x67d/0xed0
[  401.453293]  ? mm_fault_error+0x380/0x380
[  401.457440]  ? trace_hardirqs_off+0xb8/0x310
[  401.461850]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  401.467212]  ? trace_hardirqs_on+0x310/0x310
[  401.471628]  do_page_fault+0xf2/0x7e0
[  401.475434]  ? vmalloc_sync_all+0x30/0x30
[  401.479585]  ? error_entry+0x70/0xd0
[  401.483297]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.488329]  ? trace_hardirqs_on_caller+0xc0/0x310
[  401.493262]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.498191]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.503062]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.508076]  ? trace_hardirqs_off+0x310/0x310
[  401.512572]  ? prepare_exit_to_usermode+0x291/0x3b0
[  401.517587]  ? page_fault+0x8/0x30
[  401.521128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.525974]  ? page_fault+0x8/0x30
[  401.529521]  page_fault+0x1e/0x30
[  401.532977] RIP: 0033:0x45ddf3
[  401.536175] Code: Bad RIP value.
[  401.539540] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  401.544906] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  401.552181] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  401.559447] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  401.566715] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  401.573980] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  401.581270] warn_alloc_show_mem: 1 callbacks suppressed
[  401.581282] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  401.581284] Mem-Info:
[  401.581314] active_anon:29560 inactive_anon:112 isolated_anon:0
[  401.581314]  active_file:13 inactive_file:14 isolated_file:0
[  401.581314]  unevictable:0 dirty:0 writeback:0 unstable:0
[  401.581314]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  401.581314]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  401.581314]  free:13798 free_pcp:488 free_cma:0
[  401.586650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.586659] Call Trace:
[  401.593947] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  401.596345]  <IRQ>
[  401.629223] Node 0 
[  401.638583]  dump_stack+0x1c4/0x2b4
[  401.641160] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  401.668886]  ? dump_stack_print_info.cold.2+0x52/0x52
[  401.671014] lowmem_reserve[]:
[  401.673336]  warn_alloc.cold.119+0xb7/0x1bd
[  401.676939]  0
[  401.702524]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.707686]  2819
[  401.710786]  ? lock_downgrade+0x900/0x900
[  401.715074]  6323 6323
[  401.716885]  ? trace_hardirqs_off+0xb8/0x310
[  401.723758]  ? trace_hardirqs_off+0xb8/0x310
[  401.727913] Node 0 
[  401.730444]  __alloc_pages_slowpath+0x2667/0x2d80
[  401.734851] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  401.739252]  ? warn_alloc+0x120/0x120
[  401.741438] lowmem_reserve[]: 0
[  401.746286]  ? trace_hardirqs_on+0x310/0x310
[  401.772799]  0 3503
[  401.776606]  ? warn_alloc+0x120/0x120
[  401.779860]  3503
[  401.784364]  ? print_usage_bug+0xc0/0xc0
[  401.784373]  ? warn_alloc+0x120/0x120
[  401.784381]  ? ktime_get+0x2e1/0x440
[  401.784388]  ? print_usage_bug+0xc0/0xc0
[  401.784398]  ? __lock_acquire+0x7ec/0x4ec0
[  401.784405]  ? __lock_acquire+0x7ec/0x4ec0
[  401.784413]  ? kasan_check_read+0x11/0x20
[  401.784422]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.784431]  ? should_fail+0x22d/0xd01
[  401.784440]  ? rcu_bh_qs+0xc0/0xc0
[  401.784450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.784457]  ? __lock_acquire+0x7ec/0x4ec0
[  401.784468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.784475]  ? __lock_acquire+0x7ec/0x4ec0
[  401.784481]  ? should_fail+0x22d/0xd01
[  401.784490]  ? rcu_idle_enter+0x4b0/0x4b0
[  401.784509]  ? mark_held_locks+0x130/0x130
[  401.784528]  ? mark_held_locks+0x130/0x130
[  401.790549]  ? mark_held_locks+0xc7/0x130
[  401.792585] Node 0 
[  401.796643]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  401.800446] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  401.804131]  ? graph_lock+0x170/0x170
[  401.808161] lowmem_reserve[]: 0
[  401.812400]  ? print_usage_bug+0xc0/0xc0
[  401.816602]  0 0
[  401.820754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.826256]  0
[  401.830148]  ? check_preemption_disabled+0x48/0x200
[  401.833659] Node 0 
[  401.838756]  ? check_preemption_disabled+0x48/0x200
[  401.842991] DMA: 
[  401.848105]  ? __lock_is_held+0xb5/0x140
[  401.852311] 1*4kB 
[  401.856192]  __alloc_pages_nodemask+0xa80/0xde0
[  401.860311] (U) 
[  401.864535]  ? graph_lock+0x170/0x170
[  401.868742] 0*8kB 0*16kB 
[  401.872896]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  401.875112] 1*32kB (U) 
[  401.880127]  ? graph_lock+0x170/0x170
[  401.908553] 2*64kB (U) 
[  401.912363]  ? find_held_lock+0x36/0x1c0
[  401.915623] 1*128kB 
[  401.919677]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.921654] (U) 
[  401.927189]  ? lock_downgrade+0x900/0x900
[  401.928972] 1*256kB 
[  401.933987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.936209] (U) 
[  401.941220]  cache_grow_begin+0x91/0x8c0
[  401.943258] 0*512kB 
[  401.947326]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.949450] 1*1024kB 
[  401.954115]  fallback_alloc+0x203/0x2e0
[  401.956064] (U) 
[  401.959863]  ____cache_alloc_node+0x1c7/0x1e0
[  401.962595] 1*2048kB 
[  401.967605]  kmem_cache_alloc_node+0xe3/0x730
[  401.970168] (M) 
[  401.973969]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.976521] 3*4096kB (M) 
[  401.980587]  __alloc_skb+0x119/0x770
[  401.982876] = 15908kB
[  401.982884] Node 0 
[  401.987548]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.989498] DMA32: 
[  401.993633]  ? skb_scrub_packet+0x490/0x490
[  401.995944] 6*4kB 
[  402.001478]  ? lock_downgrade+0x900/0x900
[  402.003434] (MH) 
[  402.007498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.009799] 0*8kB 
[  402.014201]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.016585] 3*16kB 
[  402.020552]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.022506] (MH) 
[  402.027004]  ? addrconf_rs_timer+0x690/0x690
[  402.029380] 2*32kB (M) 
[  402.033886]  ndisc_alloc_skb+0x144/0x340
[  402.035824] 5*64kB (MH) 
[  402.040064]  ndisc_send_rs+0x331/0x6e0
[  402.042795] 4*128kB (MH) 
[  402.046516]  addrconf_rs_timer+0x314/0x690
[  402.048908] 3*256kB (M) 
[  402.051161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.056405] 4*512kB (MH) 
[  402.058665]  call_timer_fn+0x272/0x920
[  402.062968] 3*1024kB 
[  402.065116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.069238] (MH) 
[  402.071298]  ? process_timeout+0x40/0x40
[  402.076833] 3*2048kB (M) 
[  402.079049]  ? find_held_lock+0x36/0x1c0
[  402.084464] 3*4096kB (M) 
[  402.086719]  ? __run_timers+0x7da/0xc70
[  402.092143] = 25288kB
[  402.094204]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.098591] Node 0 
[  402.101167]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.105198] Normal: 9*4kB 
[  402.107876]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.111735] (ME) 
[  402.114490]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  402.118701] 37*8kB 
[  402.121367]  ? trace_hardirqs_on+0xbd/0x310
[  402.125570] (UM) 34*16kB 
[  402.128327]  ? kasan_check_read+0x11/0x20
[  402.132190] (UMH) 
[  402.134599]  ? __run_timers+0x7da/0xc70
[  402.138807] 36*32kB (UMH) 
[  402.140977]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.145016] 19*64kB 
[  402.147789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.151818] (MH) 
[  402.154570]  __run_timers+0x7e5/0xc70
[  402.158517] 11*128kB 
[  402.160938]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  402.165396] (UMH) 
[  402.167626]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.172114] 5*256kB 
[  402.174979]  ? graph_lock+0x170/0x170
[  402.179213] (UM) 
[  402.181275]  ? enqueue_hrtimer+0x1a5/0x560
[  402.185832] 4*512kB 
[  402.188077]  ? lock_release+0x970/0x970
[  402.192366] (UH) 2*1024kB 
[  402.195133]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  402.199442] (H) 
[  402.201590]  ? find_held_lock+0x36/0x1c0
[  402.205536] 2*2048kB (MH) 
[  402.208386]  ? graph_lock+0x170/0x170
[  402.213808] 0*4096kB = 14124kB
[  402.216140]  ? pvclock_read_flags+0x160/0x160
[  402.220358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  402.222412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.226191] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  402.228591]  ? check_preemption_disabled+0x48/0x200
[  402.233938] 146 total pagecache pages
[  402.236094]  ? __lock_is_held+0xb5/0x140
[  402.241108] 0 pages in swap cache
[  402.243419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.247194] Swap cache stats: add 0, delete 0, find 0/0
[  402.247203] Free swap  = 0kB
[  402.249263]  ? check_preemption_disabled+0x48/0x200
[  402.253470] Total swap = 0kB
[  402.253478] 1965979 pages RAM
[  402.255802]  run_timer_softirq+0x52/0xb0
[  402.259742] 0 pages HighMem/MovableOnly
[  402.259750] 342307 pages reserved
[  402.262590]  ? rcu_read_lock_sched_held+0x108/0x120
[  402.267753] 0 pages cma reserved
[  402.267845] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.269734]  __do_softirq+0x30b/0xad8
[  402.269760]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  402.269779]  ? pvclock_read_flags+0x160/0x160
[  402.273963] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.276671]  ? lapic_next_event+0x5a/0x90
[  402.276692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.280797] syz-fuzzer cpuset=
[  402.283983]  ? check_preemption_disabled+0x48/0x200
[  402.284007]  ? check_preemption_disabled+0x48/0x200
[  402.288751] /
[  402.297520]  ? kvm_clock_read+0x18/0x30
[  402.297533]  ? kvm_sched_clock_read+0x9/0x20
[  402.297549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.297564]  ? check_preemption_disabled+0x48/0x200
[  402.297591]  irq_exit+0x17f/0x1c0
[  402.297610]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.297623]  ? smp_reschedule_interrupt+0x109/0x650
[  402.303385]  mems_allowed=0
[  402.311963]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.468685]  ? interrupt_entry+0xb5/0xf0
[  402.472763]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.477795]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.482813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.487655]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.492671]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.497703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.503244]  ? check_preemption_disabled+0x48/0x200
[  402.508259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.513806]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.518666]  apic_timer_interrupt+0xf/0x20
[  402.522897]  </IRQ>
[  402.525148] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  402.531039] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  402.549960] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  402.557673] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  402.564956] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  402.572222] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  402.579494] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  402.586759] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  402.594071]  ? save_stack+0xa9/0xd0
[  402.597717]  __kmalloc_node_track_caller+0x33/0x70
[  402.602652]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  402.607415]  pskb_expand_head+0x230/0x10f0
[  402.611656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.617227]  ? memcpy+0x45/0x50
[  402.620511]  ? __copy_skb_header+0x350/0x6b0
[  402.624923]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  402.629427]  ? skb_checksum+0x140/0x140
[  402.633412]  ? __lock_is_held+0xb5/0x140
[  402.637480]  ? kasan_check_write+0x14/0x20
[  402.641714]  ? __skb_clone+0x6c7/0xa00
[  402.645604]  ? __copy_skb_header+0x6b0/0x6b0
[  402.650017]  ? kmem_cache_alloc+0x33a/0x730
[  402.654344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.659888]  skb_ensure_writable+0x3dd/0x640
[  402.664306]  ? skb_cow_data+0xf10/0xf10
[  402.668283]  ? preempt_notifier_register+0x200/0x200
[  402.673386]  ? __switch_to_asm+0x34/0x70
[  402.677549]  ? __switch_to_asm+0x34/0x70
[  402.681609]  ? __switch_to_asm+0x40/0x70
[  402.685675]  ? __switch_to_asm+0x34/0x70
[  402.689746]  ? __switch_to_asm+0x40/0x70
[  402.693803]  ? __switch_to_asm+0x40/0x70
[  402.697862]  ? __switch_to_asm+0x34/0x70
[  402.701922]  ? __switch_to_asm+0x34/0x70
[  402.705989]  ? __switch_to_asm+0x40/0x70
[  402.710059]  ? __switch_to_asm+0x34/0x70
[  402.714132]  bpf_clone_redirect+0x14a/0x490
[  402.718463]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  402.723490]  ? __sched_text_start+0x8/0x8
[  402.727653]  ? find_held_lock+0x36/0x1c0
[  402.731722]  ? lock_acquire+0x1ed/0x520
[  402.735711]  ? bpf_test_run+0x32e/0x5a0
[  402.739686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.745229]  ? check_preemption_disabled+0x48/0x200
[  402.750249]  ? kasan_check_read+0x11/0x20
[  402.754416]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.759712]  ? rcu_bh_qs+0xc0/0xc0
[  402.763260]  ? preempt_schedule+0x4d/0x60
[  402.767413]  ? ___preempt_schedule+0x16/0x18
[  402.771830]  ? bpf_test_run+0x1c0/0x5a0
[  402.775814]  ? netlink_diag_dump+0x2a0/0x2a0
[  402.780227]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.785778]  ? bpf_test_init.isra.9+0x70/0x100
[  402.790366]  ? bpf_prog_test_run_skb+0x634/0xb40
[  402.795132]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  402.799975]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  402.805518]  ? fput+0x130/0x1a0
[  402.808803]  ? __bpf_prog_get+0x9b/0x290
[  402.812866]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  402.817709]  ? bpf_prog_test_run+0x130/0x1a0
[  402.822121]  ? __x64_sys_bpf+0x3d8/0x510
[  402.826199]  ? bpf_prog_get+0x20/0x20
[  402.830054]  ? do_syscall_64+0x1b9/0x820
[  402.834119]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  402.839488]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.844434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.849281]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.854304]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  402.859327]  ? prepare_exit_to_usermode+0x291/0x3b0
[  402.864351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.869205]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  402.874600] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  402.874669] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.881531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.881537] Call Trace:
[  402.881544]  <IRQ>
[  402.881564]  dump_stack+0x1c4/0x2b4
[  402.881582]  ? dump_stack_print_info.cold.2+0x52/0x52
[  402.888116] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.897422]  warn_alloc.cold.119+0xb7/0x1bd
[  402.899976] syz-executor0 cpuset=
[  402.902127]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.905727] syz0
[  402.910919]  ? lock_downgrade+0x900/0x900
[  402.921389]  mems_allowed=0
[  402.943025]  ? trace_hardirqs_off+0xb8/0x310
[  402.947444]  ? trace_hardirqs_off+0xb8/0x310
[  402.951875]  __alloc_pages_slowpath+0x2667/0x2d80
[  402.956754]  ? warn_alloc+0x120/0x120
[  402.960556]  ? __bfs+0xb0/0x7a0
[  402.963842]  ? warn_alloc+0x120/0x120
[  402.967646]  ? print_usage_bug+0xc0/0xc0
[  402.971721]  ? lock_pin_lock+0x350/0x350
[  402.975796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.981334]  ? should_fail+0x22d/0xd01
[  402.985224]  ? graph_lock+0x170/0x170
[  402.989025]  ? kasan_check_write+0x14/0x20
[  402.993265]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.998370]  ? __lock_acquire+0x7ec/0x4ec0
[  403.002615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.007718]  ? should_fail+0x22d/0xd01
[  403.011603]  ? mark_held_locks+0x130/0x130
[  403.015850]  ? mark_held_locks+0x130/0x130
[  403.020094]  ? mark_held_locks+0x130/0x130
[  403.024328]  ? print_usage_bug+0xc0/0xc0
[  403.028400]  ? graph_lock+0x170/0x170
[  403.032209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.037752]  ? check_preemption_disabled+0x48/0x200
[  403.042771]  ? check_preemption_disabled+0x48/0x200
[  403.047798]  ? __lock_is_held+0xb5/0x140
[  403.051867]  __alloc_pages_nodemask+0xa80/0xde0
[  403.056538]  ? graph_lock+0x170/0x170
[  403.060347]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  403.065360]  ? graph_lock+0x170/0x170
[  403.069174]  ? find_held_lock+0x36/0x1c0
[  403.073246]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.077939]  ? lock_downgrade+0x900/0x900
[  403.082132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.087679]  cache_grow_begin+0x91/0x8c0
[  403.091744]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.096162]  fallback_alloc+0x203/0x2e0
[  403.100404]  ____cache_alloc_node+0x1c7/0x1e0
[  403.104923]  kmem_cache_alloc_node+0xe3/0x730
[  403.109429]  ? mark_held_locks+0xc7/0x130
[  403.113587]  __alloc_skb+0x119/0x770
[  403.117309]  ? skb_scrub_packet+0x490/0x490
[  403.121635]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  403.126226]  ? queue_work_on+0x12c/0x1e0
[  403.130295]  ? switchdev_port_obj_del+0xdc/0x450
[  403.135050]  ? switchdev_trans_item_enqueue+0x260/0x260
[  403.140422]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  403.145444]  __br_mdb_notify+0x4ff/0x15d0
[  403.149640]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  403.154750]  ? __br_mdb_add+0x800/0x800
[  403.158729]  ? kasan_check_write+0x14/0x20
[  403.162991]  ? do_raw_spin_lock+0xc1/0x200
[  403.167232]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  403.172339]  ? debug_object_assert_init+0x368/0x4b0
[  403.177374]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.182839]  ? debug_object_init_on_stack+0x20/0x20
[  403.187852]  ? graph_lock+0x170/0x170
[  403.191654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.197201]  br_mdb_notify+0x310/0x410
[  403.201093]  ? br_mdb_dump+0x2530/0x2530
[  403.205186]  br_multicast_del_pg+0x3df/0x790
[  403.209619]  ? br_mdb_ip_get+0x940/0x940
[  403.213686]  ? kasan_check_write+0x14/0x20
[  403.217944]  ? do_raw_spin_lock+0xc1/0x200
[  403.222192]  br_multicast_port_group_expired+0x189/0x1e0
[  403.227650]  call_timer_fn+0x272/0x920
[  403.231536]  ? br_multicast_del_pg+0x790/0x790
[  403.236120]  ? process_timeout+0x40/0x40
[  403.240179]  ? find_held_lock+0x36/0x1c0
[  403.244251]  ? mark_held_locks+0xc7/0x130
[  403.248402]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.252918]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.257420]  ? br_multicast_del_pg+0x790/0x790
[  403.262005]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  403.266593]  ? trace_hardirqs_on+0xbd/0x310
[  403.270936]  ? kasan_check_read+0x11/0x20
[  403.275087]  ? __run_timers+0x7da/0xc70
[  403.279066]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.284554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.288812]  ? br_multicast_del_pg+0x790/0x790
[  403.293408]  __run_timers+0x7e5/0xc70
[  403.297221]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  403.302586]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.307864]  ? rcu_bh_qs+0xc0/0xc0
[  403.311406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.316954]  ? mark_held_locks+0xc7/0x130
[  403.321112]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  403.325871]  ? retint_kernel+0x2d/0x2d
[  403.329776]  ? trace_hardirqs_on_caller+0xc0/0x310
[  403.334707]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  403.339463]  ? trace_hardirqs_off+0x310/0x310
[  403.343966]  ? check_preemption_disabled+0x48/0x200
[  403.348992]  ? graph_lock+0x170/0x170
[  403.352801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.358342]  ? check_preemption_disabled+0x48/0x200
[  403.363374]  ? __lock_is_held+0xb5/0x140
[  403.367453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.372994]  ? check_preemption_disabled+0x48/0x200
[  403.378025]  run_timer_softirq+0x52/0xb0
[  403.382094]  ? rcu_read_lock_sched_held+0x108/0x120
[  403.387118]  __do_softirq+0x30b/0xad8
[  403.390937]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  403.396051]  ? pvclock_read_flags+0x160/0x160
[  403.400550]  ? lapic_next_event+0x5a/0x90
[  403.404702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.410246]  ? check_preemption_disabled+0x48/0x200
[  403.415263]  ? check_preemption_disabled+0x48/0x200
[  403.420284]  ? kvm_clock_read+0x18/0x30
[  403.424260]  ? kvm_sched_clock_read+0x9/0x20
[  403.428708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.434248]  ? check_preemption_disabled+0x48/0x200
[  403.439281]  irq_exit+0x17f/0x1c0
[  403.442740]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.447584]  ? smp_reschedule_interrupt+0x109/0x650
[  403.452608]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.458502]  ? interrupt_entry+0xb5/0xf0
[  403.462571]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.467586]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.472603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.477452]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.482471]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.487498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.493050]  ? check_preemption_disabled+0x48/0x200
[  403.498070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.503620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.508475]  apic_timer_interrupt+0xf/0x20
[  403.512713]  </IRQ>
[  403.514990] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  403.520271] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  403.539172] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  403.546885] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  403.554155] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  403.561420] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  403.568686] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  403.575973] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  403.583272]  ? arch_local_irq_restore+0x45/0x52
[  403.587963]  dump_stack+0x26a/0x2b4
[  403.591627]  ? dump_stack_print_info.cold.2+0x52/0x52
[  403.596827]  ? mark_held_locks+0x130/0x130
[  403.601062]  ? mark_held_locks+0x130/0x130
[  403.605302]  dump_header+0x27b/0xf72
[  403.609032]  ? pagefault_out_of_memory+0x197/0x197
[  403.613971]  ? __lock_acquire+0x7ec/0x4ec0
[  403.618210]  ? mem_cgroup_charge_statistics+0x780/0x780
[  403.623577]  ? print_usage_bug+0xc0/0xc0
[  403.627640]  ? print_usage_bug+0xc0/0xc0
[  403.631710]  ? graph_lock+0x170/0x170
[  403.635515]  ? print_usage_bug+0xc0/0xc0
[  403.639573]  ? print_usage_bug+0xc0/0xc0
[  403.643645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.649194]  ? find_held_lock+0x36/0x1c0
[  403.653463]  ? mark_held_locks+0xc7/0x130
[  403.657622]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  403.662736]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  403.667842]  ? lockdep_hardirqs_on+0x421/0x5c0
[  403.672428]  ? trace_hardirqs_on+0xbd/0x310
[  403.676752]  ? kasan_check_read+0x11/0x20
[  403.680900]  ? ___ratelimit+0x36f/0x655
[  403.684885]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.690337]  ? trace_hardirqs_on+0x310/0x310
[  403.694750]  ? lock_downgrade+0x900/0x900
[  403.698903]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  403.704027]  ? ___ratelimit+0xaa/0x655
[  403.707918]  ? idr_get_free+0xec0/0xec0
[  403.711949]  ? kasan_check_write+0x14/0x20
[  403.716186]  ? do_raw_spin_lock+0xc1/0x200
[  403.720433]  oom_kill_process.cold.27+0x10/0x903
[  403.725195]  ? graph_lock+0x170/0x170
[  403.729005]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  403.734804]  ? kasan_check_read+0x11/0x20
[  403.739013]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.744298]  ? oom_evaluate_task+0x540/0x540
[  403.748715]  ? find_held_lock+0x36/0x1c0
[  403.752790]  ? out_of_memory+0x974/0x1430
[  403.757040]  ? lock_downgrade+0x900/0x900
[  403.761194]  ? check_preemption_disabled+0x48/0x200
[  403.766223]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  403.772036]  ? kasan_check_read+0x11/0x20
[  403.776188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.781479]  ? rcu_bh_qs+0xc0/0xc0
[  403.785524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.791066]  ? oom_evaluate_task+0x302/0x540
[  403.795521]  out_of_memory+0xa84/0x1430
[  403.799513]  ? oom_killer_disable+0x3a0/0x3a0
[  403.804060]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  403.809005]  ? __mutex_add_waiter+0x2a0/0x2a0
[  403.813519]  __alloc_pages_slowpath+0x2318/0x2d80
[  403.818411]  ? warn_alloc+0x120/0x120
[  403.822227]  ? find_get_entry+0x2f2/0xc40
[  403.826388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.831954]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  403.836905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.842449]  ? should_fail+0x22d/0xd01
[  403.846362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.851514]  ? __lock_is_held+0xb5/0x140
[  403.855614]  ? __lock_is_held+0xb5/0x140
[  403.859683]  ? find_held_lock+0x36/0x1c0
[  403.863751]  ? ___might_sleep+0x1ed/0x300
[  403.867904]  ? lock_release+0x970/0x970
[  403.871886]  ? arch_local_save_flags+0x40/0x40
[  403.876483]  ? __might_sleep+0x95/0x190
[  403.880469]  __alloc_pages_nodemask+0xa80/0xde0
[  403.885149]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  403.890171]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  403.895972]  ? kasan_check_read+0x11/0x20
[  403.900124]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.905405]  ? graph_lock+0x170/0x170
[  403.909212]  ? print_usage_bug+0xc0/0xc0
[  403.913277]  ? graph_lock+0x170/0x170
[  403.917075]  ? graph_lock+0x170/0x170
[  403.920878]  ? __do_page_cache_readahead+0x7ce/0x980
[  403.926008]  ? find_held_lock+0x36/0x1c0
[  403.930078]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  403.935621]  alloc_pages_current+0x10c/0x210
[  403.940028]  ? lock_downgrade+0x900/0x900
[  403.944184]  __page_cache_alloc+0x38f/0x5b0
[  403.948513]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  403.954312]  ? kasan_check_read+0x11/0x20
[  403.958498]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.963785]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  403.968473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.974019]  ? check_preemption_disabled+0x48/0x200
[  403.979049]  filemap_fault+0x1594/0x25f0
[  403.983129]  ? __lock_page_or_retry+0xa00/0xa00
[  403.987805]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  403.993602]  ? kasan_check_read+0x11/0x20
[  403.997757]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.003040]  ? rcu_bh_qs+0xc0/0xc0
[  404.006610]  ? filemap_map_pages+0xdea/0x1980
[  404.011118]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  404.016235]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  404.021516]  ? debug_object_free+0x325/0x690
[  404.025947]  ? find_get_pages_range_tag+0x1320/0x1320
[  404.031149]  ? graph_lock+0x170/0x170
[  404.034966]  ? kasan_check_read+0x11/0x20
[  404.039120]  ? debug_object_destroy+0x2b0/0x2b0
[  404.043802]  ? lock_acquire+0x1ed/0x520
[  404.047795]  ? ext4_filemap_fault+0x7a/0xad
[  404.052125]  ? lock_release+0x970/0x970
[  404.056110]  ? arch_local_save_flags+0x40/0x40
[  404.060700]  ? futex_wait_setup+0x3e0/0x3e0
[  404.065055]  ? down_read+0xb0/0x1d0
[  404.068715]  ? ext4_filemap_fault+0x7a/0xad
[  404.073056]  ? __down_interruptible+0x700/0x700
[  404.077742]  ext4_filemap_fault+0x82/0xad
[  404.081924]  __do_fault+0x100/0x6b0
[  404.085568]  ? print_bad_pte+0x6c0/0x6c0
[  404.089636]  ? do_futex+0x249/0x26d0
[  404.093369]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.097794]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  404.102376]  ? kasan_check_read+0x11/0x20
[  404.106532]  ? pmd_val+0x88/0x100
[  404.109987]  ? add_mm_counter_fast+0xd0/0xd0
[  404.114395]  ? pmd_val+0x88/0x100
[  404.117863]  ? add_mm_counter_fast+0xd0/0xd0
[  404.122278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.127823]  __handle_mm_fault+0x3709/0x53e0
[  404.132243]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  404.137088]  ? graph_lock+0x170/0x170
[  404.140891]  ? print_usage_bug+0xc0/0xc0
[  404.144965]  ? graph_lock+0x170/0x170
[  404.148764]  ? graph_lock+0x170/0x170
[  404.152591]  ? handle_mm_fault+0x42a/0xc70
[  404.156835]  ? lock_downgrade+0x900/0x900
[  404.160987]  ? check_preemption_disabled+0x48/0x200
[  404.166011]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  404.171812]  ? kasan_check_read+0x11/0x20
[  404.175969]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.181248]  ? rcu_bh_qs+0xc0/0xc0
[  404.184793]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.190247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.195798]  ? check_preemption_disabled+0x48/0x200
[  404.200828]  handle_mm_fault+0x54f/0xc70
[  404.204923]  ? __handle_mm_fault+0x53e0/0x53e0
[  404.209527]  ? find_vma+0x34/0x190
[  404.213079]  __do_page_fault+0x67d/0xed0
[  404.217154]  ? mm_fault_error+0x380/0x380
[  404.221302]  ? trace_hardirqs_off+0xb8/0x310
[  404.225714]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  404.231091]  ? trace_hardirqs_on+0x310/0x310
[  404.235512]  do_page_fault+0xf2/0x7e0
[  404.239315]  ? vmalloc_sync_all+0x30/0x30
[  404.243463]  ? error_entry+0x70/0xd0
[  404.247187]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.252206]  ? trace_hardirqs_on_caller+0xc0/0x310
[  404.257146]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.262075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.266920]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.271951]  ? trace_hardirqs_off+0x310/0x310
[  404.276474]  ? prepare_exit_to_usermode+0x291/0x3b0
[  404.281515]  ? page_fault+0x8/0x30
[  404.285059]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.289906]  ? page_fault+0x8/0x30
[  404.293461]  page_fault+0x1e/0x30
[  404.296919] RIP: 0033:0x45ddf3
[  404.300123] Code: Bad RIP value.
[  404.303484] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  404.308856] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  404.316124] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  404.323396] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  404.330668] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  404.337945] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  404.345245] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  404.345259] warn_alloc_show_mem: 1 callbacks suppressed
[  404.345264] Mem-Info:
[  404.352540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.357911] active_anon:29560 inactive_anon:112 isolated_anon:0
[  404.357911]  active_file:13 inactive_file:14 isolated_file:0
[  404.357911]  unevictable:0 dirty:0 writeback:0 unstable:0
[  404.357911]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  404.357911]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  404.357911]  free:13798 free_pcp:488 free_cma:0
[  404.360283] Call Trace:
[  404.369672] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  404.402542]  <IRQ>
[  404.405120] Node 0 
[  404.432463]  dump_stack+0x1c4/0x2b4
[  404.434612] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  404.436825]  ? dump_stack_print_info.cold.2+0x52/0x52
[  404.440425] lowmem_reserve[]:
[  404.465972]  warn_alloc.cold.119+0xb7/0x1bd
[  404.471136]  0
[  404.474243]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.478536]  2819 6323
[  404.480350]  ? lock_downgrade+0x900/0x900
[  404.485167]  6323
[  404.487687]  ? trace_hardirqs_off+0xb8/0x310
[  404.491816] Node 0 
[  404.493882]  ? trace_hardirqs_off+0xb8/0x310
[  404.498288] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  404.500505]  __alloc_pages_slowpath+0x2667/0x2d80
[  404.504880] lowmem_reserve[]: 0
[  404.531467]  ? warn_alloc+0x120/0x120
[  404.536271]  0
[  404.539551]  ? warn_alloc+0x120/0x120
[  404.543323]  3503 3503
[  404.545134]  ? print_usage_bug+0xc0/0xc0
[  404.548908] Node 0 
[  404.551407]  ? warn_alloc+0x120/0x120
[  404.555473] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  404.557679]  ? print_usage_bug+0xc0/0xc0
[  404.561446] lowmem_reserve[]: 0
[  404.589924]  ? __lock_acquire+0x7ec/0x4ec0
[  404.593972]  0
[  404.597259]  ? __lock_acquire+0x7ec/0x4ec0
[  404.601466]  0 0
[  404.603279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.607486] Node 0 
[  404.609458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.614967] DMA: 1*4kB 
[  404.617223]  ? should_fail+0x22d/0xd01
[  404.622730] (U) 
[  404.625314]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.629177] 0*8kB 
[  404.631152]  ? __lock_acquire+0x7ec/0x4ec0
[  404.636235] 0*16kB 1*32kB 
[  404.638390]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.642596] (U) 
[  404.645437]  ? __lock_acquire+0x7ec/0x4ec0
[  404.650509] 2*64kB (U) 
[  404.652492]  ? should_fail+0x22d/0xd01
[  404.656724] 1*128kB (U) 
[  404.659325]  ? mark_held_locks+0x130/0x130
[  404.663180] 1*256kB (U) 
[  404.665860]  ? mark_held_locks+0x130/0x130
[  404.670063] 0*512kB 1*1024kB 
[  404.672736]  ? graph_lock+0x170/0x170
[  404.676949] (U) 
[  404.680048]  ? print_usage_bug+0xc0/0xc0
[  404.683827] 1*2048kB 
[  404.685796]  ? graph_lock+0x170/0x170
[  404.689837] (M) 
[  404.692262]  ? print_usage_bug+0xc0/0xc0
[  404.696040] 3*4096kB 
[  404.698017]  ? wq_watchdog_touch+0x9c/0xfe
[  404.702052] (M) = 15908kB
[  404.704471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.708682] Node 0 
[  404.711439]  ? check_preemption_disabled+0x48/0x200
[  404.716946] DMA32: 6*4kB 
[  404.719189]  ? check_preemption_disabled+0x48/0x200
[  404.724178] (MH) 
[  404.726948]  ? __lock_is_held+0xb5/0x140
[  404.731942] 0*8kB 
[  404.734009]  __alloc_pages_nodemask+0xa80/0xde0
[  404.738037] 3*16kB 
[  404.740185]  ? graph_lock+0x170/0x170
[  404.744831] (MH) 
[  404.747069]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  404.750841] 2*32kB (M) 
[  404.752913]  ? graph_lock+0x170/0x170
[  404.757936] 5*64kB 
[  404.760523]  ? find_held_lock+0x36/0x1c0
[  404.764309] (MH) 
[  404.766550]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.770580] 4*128kB 
[  404.772637]  ? lock_downgrade+0x900/0x900
[  404.777279] (MH) 
[  404.779601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.783719] 3*256kB (M) 
[  404.785792]  cache_grow_begin+0x91/0x8c0
[  404.791296] 4*512kB (MH) 
[  404.793974]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.798003] 3*1024kB (MH) 
[  404.800769]  fallback_alloc+0x203/0x2e0
[  404.805145] 3*2048kB (M) 
[  404.808011]  ____cache_alloc_node+0x1c7/0x1e0
[  404.811958] 3*4096kB 
[  404.814719]  kmem_cache_alloc_node+0xe3/0x730
[  404.819184] (M) 
[  404.821596]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.826061] = 25288kB
[  404.826069] Node 0 
[  404.828047]  __alloc_skb+0x119/0x770
[  404.832253] Normal: 
[  404.834666]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.836876] 9*4kB 
[  404.840587]  ? skb_scrub_packet+0x490/0x490
[  404.842886] (ME) 
[  404.848157]  ? lock_downgrade+0x900/0x900
[  404.850283] 37*8kB 
[  404.854601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.856637] (UM) 
[  404.860780]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.862987] 34*16kB (UMH) 
[  404.868551]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.870593] 36*32kB 
[  404.876043]  ? addrconf_rs_timer+0x690/0x690
[  404.878859] (UMH) 19*64kB 
[  404.884335]  ndisc_alloc_skb+0x144/0x340
[  404.886630] (MH) 
[  404.891035]  ndisc_send_rs+0x331/0x6e0
[  404.893854] 11*128kB (UMH) 
[  404.897919]  addrconf_rs_timer+0x314/0x690
[  404.899960] 5*256kB (UM) 
[  404.903859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.906763] 4*512kB (UH) 
[  404.911023]  call_timer_fn+0x272/0x920
[  404.913761] 2*1024kB 
[  404.917991]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.920721] (H) 
[  404.924608]  ? process_timeout+0x40/0x40
[  404.927002] 2*2048kB 
[  404.931234]  ? find_held_lock+0x36/0x1c0
[  404.933187] (MH) 0*4096kB 
[  404.937256]  ? __run_timers+0x7da/0xc70
[  404.939639] = 14124kB
[  404.943692]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.946520] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  404.950480]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.952878] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  404.957364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.966178] 146 total pagecache pages
[  404.970675]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  404.979230] 0 pages in swap cache
[  404.983451]  ? trace_hardirqs_on+0xbd/0x310
[  404.987228] Swap cache stats: add 0, delete 0, find 0/0
[  404.991798]  ? kasan_check_read+0x11/0x20
[  404.995226] Free swap  = 0kB
[  404.999540]  ? __run_timers+0x7da/0xc70
[  405.004871] Total swap = 0kB
[  405.004879] 1965979 pages RAM
[  405.009027]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.012017] 0 pages HighMem/MovableOnly
[  405.012026] 342307 pages reserved
[  405.016008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.018991] 0 pages cma reserved
[  405.022096]  __run_timers+0x7e5/0xc70
[  405.027669] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.031499]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  405.034938] syz-fuzzer cpuset=
[  405.039171]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.042514] /
[  405.046330]  ? graph_lock+0x170/0x170
[  405.056525]  mems_allowed=0
[  405.078472]  ? enqueue_hrtimer+0x1a5/0x560
[  405.082710]  ? lock_release+0x970/0x970
[  405.086690]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.091885]  ? find_held_lock+0x36/0x1c0
[  405.095961]  ? graph_lock+0x170/0x170
[  405.099776]  ? pvclock_read_flags+0x160/0x160
[  405.104278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.109867]  ? check_preemption_disabled+0x48/0x200
[  405.114905]  ? __lock_is_held+0xb5/0x140
[  405.118976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.124522]  ? check_preemption_disabled+0x48/0x200
[  405.129548]  run_timer_softirq+0x52/0xb0
[  405.133610]  ? rcu_read_lock_sched_held+0x108/0x120
[  405.138629]  __do_softirq+0x30b/0xad8
[  405.142444]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  405.147557]  ? pvclock_read_flags+0x160/0x160
[  405.152059]  ? lapic_next_event+0x5a/0x90
[  405.156211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.161752]  ? check_preemption_disabled+0x48/0x200
[  405.166772]  ? check_preemption_disabled+0x48/0x200
[  405.171797]  ? kvm_clock_read+0x18/0x30
[  405.175775]  ? kvm_sched_clock_read+0x9/0x20
[  405.180188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.185727]  ? check_preemption_disabled+0x48/0x200
[  405.190757]  irq_exit+0x17f/0x1c0
[  405.194216]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.199062]  ? smp_reschedule_interrupt+0x109/0x650
[  405.204085]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.209970]  ? interrupt_entry+0xb5/0xf0
[  405.214043]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.219062]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.224082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.228933]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.233957]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.238982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.244531]  ? check_preemption_disabled+0x48/0x200
[  405.249569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.255122]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.259979]  apic_timer_interrupt+0xf/0x20
[  405.264216]  </IRQ>
[  405.266463] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  405.272349] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  405.291257] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  405.298973] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  405.306247] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  405.313530] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  405.320797] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  405.328067] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  405.335366]  ? save_stack+0xa9/0xd0
[  405.339012]  __kmalloc_node_track_caller+0x33/0x70
[  405.343961]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  405.348734]  pskb_expand_head+0x230/0x10f0
[  405.352978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.358521]  ? memcpy+0x45/0x50
[  405.361805]  ? __copy_skb_header+0x350/0x6b0
[  405.366216]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  405.370712]  ? skb_checksum+0x140/0x140
[  405.374696]  ? __lock_is_held+0xb5/0x140
[  405.378762]  ? kasan_check_write+0x14/0x20
[  405.383005]  ? __skb_clone+0x6c7/0xa00
[  405.386895]  ? __copy_skb_header+0x6b0/0x6b0
[  405.391314]  ? kmem_cache_alloc+0x33a/0x730
[  405.395644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.401190]  skb_ensure_writable+0x3dd/0x640
[  405.405604]  ? skb_cow_data+0xf10/0xf10
[  405.409584]  ? preempt_notifier_register+0x200/0x200
[  405.414690]  ? __switch_to_asm+0x34/0x70
[  405.418752]  ? __switch_to_asm+0x34/0x70
[  405.422810]  ? __switch_to_asm+0x40/0x70
[  405.426869]  ? __switch_to_asm+0x34/0x70
[  405.430937]  ? __switch_to_asm+0x40/0x70
[  405.435008]  ? __switch_to_asm+0x40/0x70
[  405.439070]  ? __switch_to_asm+0x34/0x70
[  405.443130]  ? __switch_to_asm+0x34/0x70
[  405.447189]  ? __switch_to_asm+0x40/0x70
[  405.451251]  ? __switch_to_asm+0x34/0x70
[  405.455320]  bpf_clone_redirect+0x14a/0x490
[  405.459658]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  405.464679]  ? __sched_text_start+0x8/0x8
[  405.468845]  ? find_held_lock+0x36/0x1c0
[  405.472915]  ? lock_acquire+0x1ed/0x520
[  405.476902]  ? bpf_test_run+0x32e/0x5a0
[  405.480888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.486428]  ? check_preemption_disabled+0x48/0x200
[  405.491449]  ? kasan_check_read+0x11/0x20
[  405.495600]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.500884]  ? rcu_bh_qs+0xc0/0xc0
[  405.504427]  ? preempt_schedule+0x4d/0x60
[  405.508581]  ? ___preempt_schedule+0x16/0x18
[  405.513005]  ? bpf_test_run+0x1c0/0x5a0
[  405.516998]  ? netlink_diag_dump+0x2a0/0x2a0
[  405.521419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.526964]  ? bpf_test_init.isra.9+0x70/0x100
[  405.531565]  ? bpf_prog_test_run_skb+0x634/0xb40
[  405.536331]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  405.541175]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  405.546711]  ? fput+0x130/0x1a0
[  405.549993]  ? __bpf_prog_get+0x9b/0x290
[  405.554065]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  405.558910]  ? bpf_prog_test_run+0x130/0x1a0
[  405.563331]  ? __x64_sys_bpf+0x3d8/0x510
[  405.567393]  ? bpf_prog_get+0x20/0x20
[  405.571215]  ? do_syscall_64+0x1b9/0x820
[  405.575282]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  405.580663]  ? syscall_return_slowpath+0x5e0/0x5e0
[  405.585597]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.590446]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.595465]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  405.600487]  ? prepare_exit_to_usermode+0x291/0x3b0
[  405.605511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.610365]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  405.615751] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  405.615821] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  405.622681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.622686] Call Trace:
[  405.622694]  <IRQ>
[  405.622713]  dump_stack+0x1c4/0x2b4
[  405.622731]  ? dump_stack_print_info.cold.2+0x52/0x52
[  405.629302] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.638571]  warn_alloc.cold.119+0xb7/0x1bd
[  405.641133] syz-executor0 cpuset=
[  405.643277]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.646881] syz0
[  405.652065]  ? lock_downgrade+0x900/0x900
[  405.662969]  mems_allowed=0
[  405.684601]  ? trace_hardirqs_off+0xb8/0x310
[  405.689020]  ? trace_hardirqs_off+0xb8/0x310
[  405.693444]  __alloc_pages_slowpath+0x2667/0x2d80
[  405.698322]  ? warn_alloc+0x120/0x120
[  405.702129]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.707147]  ? warn_alloc+0x120/0x120
[  405.710959]  ? print_usage_bug+0xc0/0xc0
[  405.715024]  ? warn_alloc+0x120/0x120
[  405.718828]  ? print_usage_bug+0xc0/0xc0
[  405.722894]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.728114]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.733654]  ? should_fail+0x22d/0xd01
[  405.737549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.742664]  ? __lock_acquire+0x7ec/0x4ec0
[  405.746903]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.752017]  ? should_fail+0x22d/0xd01
[  405.755919]  ? mark_held_locks+0x130/0x130
[  405.760170]  ? mark_held_locks+0x130/0x130
[  405.764408]  ? print_usage_bug+0xc0/0xc0
[  405.768478]  ? find_held_lock+0x36/0x1c0
[  405.772548]  ? graph_lock+0x170/0x170
[  405.776355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.781898]  ? check_preemption_disabled+0x48/0x200
[  405.787088]  ? check_preemption_disabled+0x48/0x200
[  405.792116]  ? __lock_is_held+0xb5/0x140
[  405.796184]  __alloc_pages_nodemask+0xa80/0xde0
[  405.800858]  ? graph_lock+0x170/0x170
[  405.804676]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  405.809691]  ? graph_lock+0x170/0x170
[  405.813520]  ? find_held_lock+0x36/0x1c0
[  405.817597]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.822274]  ? lock_downgrade+0x900/0x900
[  405.826434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.831981]  cache_grow_begin+0x91/0x8c0
[  405.836050]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.840473]  fallback_alloc+0x203/0x2e0
[  405.844458]  ____cache_alloc_node+0x1c7/0x1e0
[  405.848966]  kmem_cache_alloc_node+0xe3/0x730
[  405.853503]  ? mark_held_locks+0xc7/0x130
[  405.857661]  __alloc_skb+0x119/0x770
[  405.861385]  ? skb_scrub_packet+0x490/0x490
[  405.865708]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  405.870296]  ? queue_work_on+0x12c/0x1e0
[  405.874367]  ? switchdev_port_obj_del+0xdc/0x450
[  405.879124]  ? switchdev_trans_item_enqueue+0x260/0x260
[  405.884502]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  405.889528]  __br_mdb_notify+0x4ff/0x15d0
[  405.893680]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  405.898791]  ? __br_mdb_add+0x800/0x800
[  405.902768]  ? kasan_check_write+0x14/0x20
[  405.907036]  ? do_raw_spin_lock+0xc1/0x200
[  405.911288]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  405.916405]  ? debug_object_assert_init+0x368/0x4b0
[  405.921451]  ? debug_object_init_on_stack+0x20/0x20
[  405.926468]  ? graph_lock+0x170/0x170
[  405.930282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.935833]  br_mdb_notify+0x310/0x410
[  405.939726]  ? br_mdb_dump+0x2530/0x2530
[  405.943812]  br_multicast_del_pg+0x3df/0x790
[  405.948228]  ? br_mdb_ip_get+0x940/0x940
[  405.952318]  ? kasan_check_write+0x14/0x20
[  405.956557]  ? do_raw_spin_lock+0xc1/0x200
[  405.960801]  br_multicast_port_group_expired+0x189/0x1e0
[  405.966261]  call_timer_fn+0x272/0x920
[  405.970151]  ? br_multicast_del_pg+0x790/0x790
[  405.974737]  ? process_timeout+0x40/0x40
[  405.978802]  ? find_held_lock+0x36/0x1c0
[  405.982878]  ? mark_held_locks+0xc7/0x130
[  405.987029]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.991524]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.996021]  ? br_multicast_del_pg+0x790/0x790
[  406.000606]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  406.005194]  ? trace_hardirqs_on+0xbd/0x310
[  406.009524]  ? kasan_check_read+0x11/0x20
[  406.013674]  ? __run_timers+0x7da/0xc70
[  406.017654]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.023113]  ? br_multicast_del_pg+0x790/0x790
[  406.027703]  ? br_multicast_del_pg+0x790/0x790
[  406.032289]  __run_timers+0x7e5/0xc70
[  406.036108]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  406.041477]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.046764]  ? rcu_bh_qs+0xc0/0xc0
[  406.050307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.055853]  ? mark_held_locks+0xc7/0x130
[  406.060007]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  406.064770]  ? retint_kernel+0x2d/0x2d
[  406.068662]  ? trace_hardirqs_on_caller+0xc0/0x310
[  406.073593]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  406.078355]  ? trace_hardirqs_off+0x310/0x310
[  406.082856]  ? check_preemption_disabled+0x48/0x200
[  406.087874]  ? graph_lock+0x170/0x170
[  406.091680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.097218]  ? check_preemption_disabled+0x48/0x200
[  406.102247]  ? __lock_is_held+0xb5/0x140
[  406.106312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.111853]  ? check_preemption_disabled+0x48/0x200
[  406.116878]  run_timer_softirq+0x52/0xb0
[  406.120947]  ? rcu_read_lock_sched_held+0x108/0x120
[  406.125972]  __do_softirq+0x30b/0xad8
[  406.129785]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  406.134897]  ? pvclock_read_flags+0x160/0x160
[  406.139402]  ? lapic_next_event+0x5a/0x90
[  406.143555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.149096]  ? check_preemption_disabled+0x48/0x200
[  406.154113]  ? check_preemption_disabled+0x48/0x200
[  406.159137]  ? kvm_clock_read+0x18/0x30
[  406.163116]  ? kvm_sched_clock_read+0x9/0x20
[  406.167535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.173075]  ? check_preemption_disabled+0x48/0x200
[  406.178123]  irq_exit+0x17f/0x1c0
[  406.181583]  smp_apic_timer_interrupt+0x1cb/0x760
[  406.186447]  ? smp_reschedule_interrupt+0x109/0x650
[  406.191467]  ? smp_call_function_single_interrupt+0x650/0x650
[  406.197359]  ? interrupt_entry+0xb5/0xf0
[  406.201428]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.206451]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.211477]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.216328]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.221347]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.226365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.231906]  ? check_preemption_disabled+0x48/0x200
[  406.236936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.242505]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.247363]  apic_timer_interrupt+0xf/0x20
[  406.251595]  </IRQ>
[  406.253837] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  406.259122] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  406.278032] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  406.285749] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  406.293020] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  406.300292] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  406.307558] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  406.314828] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  406.322129]  ? arch_local_irq_restore+0x45/0x52
[  406.326810]  dump_stack+0x26a/0x2b4
[  406.330443]  ? dump_stack_print_info.cold.2+0x52/0x52
[  406.335638]  ? mark_held_locks+0x130/0x130
[  406.339877]  ? mark_held_locks+0x130/0x130
[  406.344119]  dump_header+0x27b/0xf72
[  406.347846]  ? pagefault_out_of_memory+0x197/0x197
[  406.352788]  ? __lock_acquire+0x7ec/0x4ec0
[  406.357028]  ? mem_cgroup_charge_statistics+0x780/0x780
[  406.362396]  ? print_usage_bug+0xc0/0xc0
[  406.366464]  ? print_usage_bug+0xc0/0xc0
[  406.370540]  ? graph_lock+0x170/0x170
[  406.374345]  ? print_usage_bug+0xc0/0xc0
[  406.378406]  ? print_usage_bug+0xc0/0xc0
[  406.382477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.388028]  ? find_held_lock+0x36/0x1c0
[  406.392098]  ? mark_held_locks+0xc7/0x130
[  406.396255]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  406.401357]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  406.406461]  ? lockdep_hardirqs_on+0x421/0x5c0
[  406.411050]  ? trace_hardirqs_on+0xbd/0x310
[  406.415374]  ? kasan_check_read+0x11/0x20
[  406.419525]  ? ___ratelimit+0x36f/0x655
[  406.423511]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.428970]  ? trace_hardirqs_on+0x310/0x310
[  406.433382]  ? lock_downgrade+0x900/0x900
[  406.437540]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  406.442659]  ? ___ratelimit+0xaa/0x655
[  406.446557]  ? idr_get_free+0xec0/0xec0
[  406.450534]  ? kasan_check_write+0x14/0x20
[  406.454771]  ? do_raw_spin_lock+0xc1/0x200
[  406.459018]  oom_kill_process.cold.27+0x10/0x903
[  406.463778]  ? graph_lock+0x170/0x170
[  406.467586]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  406.473385]  ? kasan_check_read+0x11/0x20
[  406.477535]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.482814]  ? oom_evaluate_task+0x540/0x540
[  406.487232]  ? find_held_lock+0x36/0x1c0
[  406.491300]  ? out_of_memory+0x974/0x1430
[  406.495452]  ? lock_downgrade+0x900/0x900
[  406.499606]  ? check_preemption_disabled+0x48/0x200
[  406.504634]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  406.510430]  ? kasan_check_read+0x11/0x20
[  406.514580]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.519870]  ? rcu_bh_qs+0xc0/0xc0
[  406.523416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.528995]  ? oom_evaluate_task+0x302/0x540
[  406.533438]  out_of_memory+0xa84/0x1430
[  406.537421]  ? oom_killer_disable+0x3a0/0x3a0
[  406.541917]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  406.546864]  ? __mutex_add_waiter+0x2a0/0x2a0
[  406.551373]  __alloc_pages_slowpath+0x2318/0x2d80
[  406.556249]  ? warn_alloc+0x120/0x120
[  406.560068]  ? find_get_entry+0x2f2/0xc40
[  406.564228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.569768]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  406.574700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.580243]  ? should_fail+0x22d/0xd01
[  406.584137]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.589242]  ? __lock_is_held+0xb5/0x140
[  406.593331]  ? __lock_is_held+0xb5/0x140
[  406.597400]  ? find_held_lock+0x36/0x1c0
[  406.601464]  ? ___might_sleep+0x1ed/0x300
[  406.605615]  ? lock_release+0x970/0x970
[  406.609590]  ? arch_local_save_flags+0x40/0x40
[  406.614185]  ? __might_sleep+0x95/0x190
[  406.618170]  __alloc_pages_nodemask+0xa80/0xde0
[  406.622847]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  406.627866]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  406.633663]  ? kasan_check_read+0x11/0x20
[  406.637816]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.643112]  ? graph_lock+0x170/0x170
[  406.646916]  ? print_usage_bug+0xc0/0xc0
[  406.650991]  ? graph_lock+0x170/0x170
[  406.654799]  ? graph_lock+0x170/0x170
[  406.658607]  ? __do_page_cache_readahead+0x7ce/0x980
[  406.663734]  ? find_held_lock+0x36/0x1c0
[  406.667802]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  406.673357]  alloc_pages_current+0x10c/0x210
[  406.677797]  ? lock_downgrade+0x900/0x900
[  406.681958]  __page_cache_alloc+0x38f/0x5b0
[  406.686281]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  406.692076]  ? kasan_check_read+0x11/0x20
[  406.696236]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.701535]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  406.706215]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.711755]  ? check_preemption_disabled+0x48/0x200
[  406.716795]  filemap_fault+0x1594/0x25f0
[  406.720873]  ? __lock_page_or_retry+0xa00/0xa00
[  406.725544]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  406.731342]  ? kasan_check_read+0x11/0x20
[  406.735501]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.740790]  ? rcu_bh_qs+0xc0/0xc0
[  406.744349]  ? filemap_map_pages+0xdea/0x1980
[  406.748854]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  406.753987]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  406.759263]  ? debug_object_free+0x325/0x690
[  406.763682]  ? find_get_pages_range_tag+0x1320/0x1320
[  406.768881]  ? graph_lock+0x170/0x170
[  406.772690]  ? kasan_check_read+0x11/0x20
[  406.776841]  ? debug_object_destroy+0x2b0/0x2b0
[  406.781528]  ? lock_acquire+0x1ed/0x520
[  406.785512]  ? ext4_filemap_fault+0x7a/0xad
[  406.789854]  ? lock_release+0x970/0x970
[  406.793844]  ? arch_local_save_flags+0x40/0x40
[  406.798439]  ? futex_wait_setup+0x3e0/0x3e0
[  406.802780]  ? down_read+0xb0/0x1d0
[  406.806406]  ? ext4_filemap_fault+0x7a/0xad
[  406.810732]  ? __down_interruptible+0x700/0x700
[  406.815424]  ext4_filemap_fault+0x82/0xad
[  406.819579]  __do_fault+0x100/0x6b0
[  406.823214]  ? print_bad_pte+0x6c0/0x6c0
[  406.827279]  ? do_futex+0x249/0x26d0
[  406.831000]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.835430]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  406.840011]  ? kasan_check_read+0x11/0x20
[  406.844171]  ? pmd_val+0x88/0x100
[  406.847624]  ? add_mm_counter_fast+0xd0/0xd0
[  406.852047]  ? pmd_val+0x88/0x100
[  406.855510]  ? add_mm_counter_fast+0xd0/0xd0
[  406.859938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.865482]  __handle_mm_fault+0x3709/0x53e0
[  406.869906]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  406.874774]  ? graph_lock+0x170/0x170
[  406.878605]  ? print_usage_bug+0xc0/0xc0
[  406.882677]  ? graph_lock+0x170/0x170
[  406.886510]  ? graph_lock+0x170/0x170
[  406.890327]  ? handle_mm_fault+0x42a/0xc70
[  406.894561]  ? lock_downgrade+0x900/0x900
[  406.898711]  ? check_preemption_disabled+0x48/0x200
[  406.903739]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  406.909535]  ? kasan_check_read+0x11/0x20
[  406.913686]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.918970]  ? rcu_bh_qs+0xc0/0xc0
[  406.922517]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.927972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.933521]  ? check_preemption_disabled+0x48/0x200
[  406.938595]  handle_mm_fault+0x54f/0xc70
[  406.942665]  ? __handle_mm_fault+0x53e0/0x53e0
[  406.947280]  ? find_vma+0x34/0x190
[  406.950827]  __do_page_fault+0x67d/0xed0
[  406.954897]  ? mm_fault_error+0x380/0x380
[  406.959054]  ? trace_hardirqs_off+0xb8/0x310
[  406.963482]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  406.968850]  ? trace_hardirqs_on+0x310/0x310
[  406.973363]  do_page_fault+0xf2/0x7e0
[  406.977162]  ? vmalloc_sync_all+0x30/0x30
[  406.981305]  ? error_entry+0x70/0xd0
[  406.985058]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.990074]  ? trace_hardirqs_on_caller+0xc0/0x310
[  406.995016]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.999975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.004827]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.009845]  ? trace_hardirqs_off+0x310/0x310
[  407.014346]  ? prepare_exit_to_usermode+0x291/0x3b0
[  407.019367]  ? page_fault+0x8/0x30
[  407.022939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.027803]  ? page_fault+0x8/0x30
[  407.031368]  page_fault+0x1e/0x30
[  407.034846] RIP: 0033:0x45ddf3
[  407.038047] Code: Bad RIP value.
[  407.041408] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  407.046775] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  407.054045] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  407.061479] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  407.068750] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  407.076022] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  407.083313] warn_alloc_show_mem: 1 callbacks suppressed
[  407.083325] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  407.083327] Mem-Info:
[  407.083356] active_anon:29560 inactive_anon:112 isolated_anon:0
[  407.083356]  active_file:13 inactive_file:14 isolated_file:0
[  407.083356]  unevictable:0 dirty:0 writeback:0 unstable:0
[  407.083356]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  407.083356]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  407.083356]  free:13798 free_pcp:488 free_cma:0
[  407.088722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.088731] Call Trace:
[  407.096012] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  407.098420]  <IRQ>
[  407.131402] Node 0 
[  407.140772]  dump_stack+0x1c4/0x2b4
[  407.143353] 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
[  407.170662]  ? dump_stack_print_info.cold.2+0x52/0x52
[  407.172789] lowmem_reserve[]:
[  407.175036]  warn_alloc.cold.119+0xb7/0x1bd
[  407.178637]  0
[  407.204172]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.209337]  2819
[  407.212443]  ? lock_downgrade+0x900/0x900
[  407.216729]  6323 6323
[  407.218544]  ? trace_hardirqs_off+0xb8/0x310
[  407.223356] Node 0 
[  407.225415]  ? trace_hardirqs_off+0xb8/0x310
[  407.229612] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  407.232088]  __alloc_pages_slowpath+0x2667/0x2d80
[  407.236464] lowmem_reserve[]:
[  407.238729]  ? warn_alloc+0x120/0x120
[  407.243097]  0
[  407.269643]  ? trace_hardirqs_on+0x310/0x310
[  407.274461]  0
[  407.277563]  ? warn_alloc+0x120/0x120
[  407.281331]  3503 3503
[  407.283137]  ? print_usage_bug+0xc0/0xc0
[  407.287525] Node 0 
[  407.289325]  ? warn_alloc+0x120/0x120
[  407.293127] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  407.295594]  ? ktime_get+0x2e1/0x440
[  407.299625] lowmem_reserve[]: 0
[  407.301865]  ? print_usage_bug+0xc0/0xc0
[  407.305634]  0 0
[  407.334188]  ? __lock_acquire+0x7ec/0x4ec0
[  407.337880]  0
[  407.341154]  ? __lock_acquire+0x7ec/0x4ec0
[  407.345195] Node 0 
[  407.347182]  ? kasan_check_read+0x11/0x20
[  407.351403] DMA: 
[  407.353203]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.357410] 1*4kB 
[  407.359646]  ? should_fail+0x22d/0xd01
[  407.363776] (U) 
[  407.365838]  ? rcu_bh_qs+0xc0/0xc0
[  407.371346] 0*8kB 0*16kB 
[  407.373499]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.377362] 1*32kB 
[  407.379333]  ? __lock_acquire+0x7ec/0x4ec0
[  407.382848] (U) 
[  407.385601]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.390673] 2*64kB (U) 
[  407.392911]  ? __lock_acquire+0x7ec/0x4ec0
[  407.397121] 1*128kB 
[  407.399095]  ? should_fail+0x22d/0xd01
[  407.404176] (U) 
[  407.406760]  ? rcu_idle_enter+0x4b0/0x4b0
[  407.410967] 1*256kB (U) 
[  407.413304]  ? mark_held_locks+0x130/0x130
[  407.417158] 0*512kB 1*1024kB 
[  407.419136]  ? mark_held_locks+0x130/0x130
[  407.423259] (U) 
[  407.425923]  ? mark_held_locks+0xc7/0x130
[  407.430138] 1*2048kB (M) 
[  407.433250]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  407.437450] 3*4096kB (M) 
[  407.439429]  ? graph_lock+0x170/0x170
[  407.443547] = 15908kB
[  407.443555] Node 0 
[  407.446311]  ? print_usage_bug+0xc0/0xc0
[  407.451297] DMA32: 6*4kB 
[  407.454065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.457840] (MH) 
[  407.460248]  ? check_preemption_disabled+0x48/0x200
[  407.462456] 0*8kB 
[  407.466517]  ? check_preemption_disabled+0x48/0x200
[  407.469248] 3*16kB 
[  407.474788]  ? __lock_is_held+0xb5/0x140
[  407.476822] (MH) 
[  407.481835]  __alloc_pages_nodemask+0xa80/0xde0
[  407.483957] 2*32kB (M) 
[  407.488977]  ? graph_lock+0x170/0x170
[  407.491186] 5*64kB (MH) 
[  407.495255]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  407.497299] 4*128kB 
[  407.501965]  ? graph_lock+0x170/0x170
[  407.504530] (MH) 
[  407.508332]  ? find_held_lock+0x36/0x1c0
[  407.510975] 3*256kB 
[  407.516000]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.518286] (M) 
[  407.522087]  ? lock_downgrade+0x900/0x900
[  407.524126] 4*512kB 
[  407.528184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.530477] (MH) 
[  407.535143]  cache_grow_begin+0x91/0x8c0
[  407.537088] 3*1024kB (MH) 
[  407.541245]  ? do_raw_spin_unlock+0xa7/0x2f0
[  407.543543] 3*2048kB 
[  407.549077]  fallback_alloc+0x203/0x2e0
[  407.551113] (M) 
[  407.555168]  ____cache_alloc_node+0x1c7/0x1e0
[  407.557985] 3*4096kB (M) 
[  407.562402]  kmem_cache_alloc_node+0xe3/0x730
[  407.564786] = 25288kB
[  407.568758]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.570725] Node 0 
[  407.575234]  __alloc_skb+0x119/0x770
[  407.577962] Normal: 
[  407.582471]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.584854] 9*4kB 
[  407.589083]  ? skb_scrub_packet+0x490/0x490
[  407.591294] (ME) 
[  407.595007]  ? lock_downgrade+0x900/0x900
[  407.597297] 37*8kB (UM) 
[  407.602577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.604696] 34*16kB (UMH) 
[  407.609029]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.611067] 36*32kB 
[  407.615210]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.617849] (UMH) 19*64kB 
[  407.623406]  ? addrconf_rs_timer+0x690/0x690
[  407.626224] (MH) 
[  407.631678]  ndisc_alloc_skb+0x144/0x340
[  407.633972] 11*128kB 
[  407.639419]  ndisc_send_rs+0x331/0x6e0
[  407.642240] (UMH) 
[  407.646642]  addrconf_rs_timer+0x314/0x690
[  407.648679] 5*256kB 
[  407.653181]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.655570] (UM) 
[  407.659461]  call_timer_fn+0x272/0x920
[  407.661579] 4*512kB 
[  407.665804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.668114] (UH) 
[  407.672343]  ? process_timeout+0x40/0x40
[  407.674381] 2*1024kB (H) 
[  407.678285]  ? find_held_lock+0x36/0x1c0
[  407.680583] 2*2048kB (MH) 
[  407.684826]  ? __run_timers+0x7da/0xc70
[  407.686862] 0*4096kB 
[  407.690914]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.693653] = 14124kB
[  407.697703]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.700533] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  407.704498]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.706892] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  407.711375]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  407.713765] 146 total pagecache pages
[  407.718252]  ? trace_hardirqs_on+0xbd/0x310
[  407.727072] 0 pages in swap cache
[  407.731285]  ? kasan_check_read+0x11/0x20
[  407.731303]  ? __run_timers+0x7da/0xc70
[  407.739859] Swap cache stats: add 0, delete 0, find 0/0
[  407.744438]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.748215] Free swap  = 0kB
[  407.752626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.756049] Total swap = 0kB
[  407.760195]  __run_timers+0x7e5/0xc70
[  407.764143] 1965979 pages RAM
[  407.764146] 0 pages HighMem/MovableOnly
[  407.764149] 342307 pages reserved
[  407.764151] 0 pages cma reserved
[  407.764257] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.764262] syz-fuzzer cpuset=/ mems_allowed=0
[  407.818566]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  407.823944]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.828965]  ? graph_lock+0x170/0x170
[  407.832778]  ? enqueue_hrtimer+0x1a5/0x560
[  407.837016]  ? lock_release+0x970/0x970
[  407.840992]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  407.846197]  ? find_held_lock+0x36/0x1c0
[  407.850263]  ? graph_lock+0x170/0x170
[  407.854071]  ? pvclock_read_flags+0x160/0x160
[  407.858569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.864110]  ? check_preemption_disabled+0x48/0x200
[  407.869147]  ? __lock_is_held+0xb5/0x140
[  407.873225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.878763]  ? check_preemption_disabled+0x48/0x200
[  407.883789]  run_timer_softirq+0x52/0xb0
[  407.887854]  ? rcu_read_lock_sched_held+0x108/0x120
[  407.892878]  __do_softirq+0x30b/0xad8
[  407.896691]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  407.901802]  ? pvclock_read_flags+0x160/0x160
[  407.906298]  ? lapic_next_event+0x5a/0x90
[  407.910447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.915989]  ? check_preemption_disabled+0x48/0x200
[  407.921020]  ? check_preemption_disabled+0x48/0x200
[  407.926047]  ? kvm_clock_read+0x18/0x30
[  407.930027]  ? kvm_sched_clock_read+0x9/0x20
[  407.934440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.939979]  ? check_preemption_disabled+0x48/0x200
[  407.945020]  irq_exit+0x17f/0x1c0
[  407.948480]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.953322]  ? smp_reschedule_interrupt+0x109/0x650
[  407.958342]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.964229]  ? interrupt_entry+0xb5/0xf0
[  407.968295]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.973315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.978336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.983181]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.988195]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.993217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.998762]  ? check_preemption_disabled+0x48/0x200
[  408.003778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.009324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.014179]  apic_timer_interrupt+0xf/0x20
[  408.018416]  </IRQ>
[  408.020661] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  408.026546] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  408.045446] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  408.053160] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  408.060442] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  408.067705] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  408.074981] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  408.082263] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  408.089590]  ? save_stack+0xa9/0xd0
[  408.093230]  __kmalloc_node_track_caller+0x33/0x70
[  408.098167]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  408.102938]  pskb_expand_head+0x230/0x10f0
[  408.107208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.112748]  ? memcpy+0x45/0x50
[  408.116048]  ? __copy_skb_header+0x350/0x6b0
[  408.120474]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  408.125005]  ? skb_checksum+0x140/0x140
[  408.128989]  ? __lock_is_held+0xb5/0x140
[  408.133062]  ? kasan_check_write+0x14/0x20
[  408.137297]  ? __skb_clone+0x6c7/0xa00
[  408.141200]  ? __copy_skb_header+0x6b0/0x6b0
[  408.145622]  ? kmem_cache_alloc+0x33a/0x730
[  408.149975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.155524]  skb_ensure_writable+0x3dd/0x640
[  408.159947]  ? skb_cow_data+0xf10/0xf10
[  408.163925]  ? preempt_notifier_register+0x200/0x200
[  408.169039]  ? __switch_to_asm+0x34/0x70
[  408.173102]  ? __switch_to_asm+0x34/0x70
[  408.177163]  ? __switch_to_asm+0x40/0x70
[  408.181222]  ? __switch_to_asm+0x34/0x70
[  408.185282]  ? __switch_to_asm+0x40/0x70
[  408.189345]  ? __switch_to_asm+0x40/0x70
[  408.193403]  ? __switch_to_asm+0x34/0x70
[  408.197476]  ? __switch_to_asm+0x34/0x70
[  408.201539]  ? __switch_to_asm+0x40/0x70
[  408.205599]  ? __switch_to_asm+0x34/0x70
[  408.209663]  bpf_clone_redirect+0x14a/0x490
[  408.214002]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  408.219030]  ? __sched_text_start+0x8/0x8
[  408.223196]  ? find_held_lock+0x36/0x1c0
[  408.227265]  ? lock_acquire+0x1ed/0x520
[  408.231254]  ? bpf_test_run+0x32e/0x5a0
[  408.235230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.240786]  ? check_preemption_disabled+0x48/0x200
[  408.245844]  ? kasan_check_read+0x11/0x20
[  408.250000]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.255281]  ? rcu_bh_qs+0xc0/0xc0
[  408.258823]  ? preempt_schedule+0x4d/0x60
[  408.262974]  ? ___preempt_schedule+0x16/0x18
[  408.267395]  ? bpf_test_run+0x1c0/0x5a0
[  408.271382]  ? netlink_diag_dump+0x2a0/0x2a0
[  408.275796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.281335]  ? bpf_test_init.isra.9+0x70/0x100
[  408.285923]  ? bpf_prog_test_run_skb+0x634/0xb40
[  408.290700]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  408.295544]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.301080]  ? fput+0x130/0x1a0
[  408.304362]  ? __bpf_prog_get+0x9b/0x290
[  408.308430]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  408.313274]  ? bpf_prog_test_run+0x130/0x1a0
[  408.317686]  ? __x64_sys_bpf+0x3d8/0x510
[  408.321749]  ? bpf_prog_get+0x20/0x20
[  408.325576]  ? do_syscall_64+0x1b9/0x820
[  408.329640]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  408.335012]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.339949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.344796]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.349812]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  408.354843]  ? prepare_exit_to_usermode+0x291/0x3b0
[  408.359872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.364718]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  408.370099] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  408.370168] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  408.377040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.377049] Call Trace:
[  408.383625] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.392871]  <IRQ>
[  408.395441] syz-executor0 cpuset=
[  408.405939]  dump_stack+0x1c4/0x2b4
[  408.408064] syz0
[  408.411519]  ? dump_stack_print_info.cold.2+0x52/0x52
[  408.415120]  mems_allowed=0
[  408.417100]  warn_alloc.cold.119+0xb7/0x1bd
[  408.429492]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.434345]  ? lock_downgrade+0x900/0x900
[  408.438515]  ? trace_hardirqs_off+0xb8/0x310
[  408.442938]  ? trace_hardirqs_off+0xb8/0x310
[  408.447356]  __alloc_pages_slowpath+0x2667/0x2d80
[  408.452233]  ? warn_alloc+0x120/0x120
[  408.456043]  ? ktime_get+0x2e1/0x440
[  408.459781]  ? warn_alloc+0x120/0x120
[  408.463599]  ? print_usage_bug+0xc0/0xc0
[  408.467663]  ? warn_alloc+0x120/0x120
[  408.471468]  ? print_usage_bug+0xc0/0xc0
[  408.475543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.481087]  ? should_fail+0x22d/0xd01
[  408.484982]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.490087]  ? __lock_acquire+0x7ec/0x4ec0
[  408.494340]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.499458]  ? __lock_acquire+0x7ec/0x4ec0
[  408.503693]  ? should_fail+0x22d/0xd01
[  408.507609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.513154]  ? mark_held_locks+0x130/0x130
[  408.517413]  ? mark_held_locks+0x130/0x130
[  408.521678]  ? graph_lock+0x170/0x170
[  408.525479]  ? print_usage_bug+0xc0/0xc0
[  408.529547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.535088]  ? check_preemption_disabled+0x48/0x200
[  408.540104]  ? check_preemption_disabled+0x48/0x200
[  408.545135]  ? __lock_is_held+0xb5/0x140
[  408.549203]  __alloc_pages_nodemask+0xa80/0xde0
[  408.553876]  ? graph_lock+0x170/0x170
[  408.557684]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  408.562698]  ? graph_lock+0x170/0x170
[  408.566517]  ? find_held_lock+0x36/0x1c0
[  408.570592]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.575263]  ? lock_downgrade+0x900/0x900
[  408.579441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.584990]  cache_grow_begin+0x91/0x8c0
[  408.589057]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.593477]  fallback_alloc+0x203/0x2e0
[  408.597462]  ____cache_alloc_node+0x1c7/0x1e0
[  408.601982]  kmem_cache_alloc_node+0xe3/0x730
[  408.606495]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.610805]  __alloc_skb+0x119/0x770
[  408.614524]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.619807]  ? skb_scrub_packet+0x490/0x490
[  408.624130]  ? lock_downgrade+0x900/0x900
[  408.628290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.633870]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.639327]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.644779]  ? addrconf_rs_timer+0x690/0x690
[  408.649201]  ndisc_alloc_skb+0x144/0x340
[  408.653271]  ndisc_send_rs+0x331/0x6e0
[  408.657167]  addrconf_rs_timer+0x314/0x690
[  408.661409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.665665]  call_timer_fn+0x272/0x920
[  408.669557]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.673793]  ? process_timeout+0x40/0x40
[  408.677868]  ? find_held_lock+0x36/0x1c0
[  408.681945]  ? mark_held_locks+0xc7/0x130
[  408.686098]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.690596]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.695090]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.699326]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  408.703912]  ? trace_hardirqs_on+0xbd/0x310
[  408.708237]  ? kasan_check_read+0x11/0x20
[  408.712388]  ? __run_timers+0x7da/0xc70
[  408.716367]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.721842]  ? br_multicast_del_pg+0x790/0x790
[  408.726432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.730681]  __run_timers+0x7e5/0xc70
[  408.734502]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  408.739867]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.745149]  ? rcu_bh_qs+0xc0/0xc0
[  408.748691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.754235]  ? mark_held_locks+0xc7/0x130
[  408.758392]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  408.763158]  ? retint_kernel+0x2d/0x2d
[  408.767048]  ? trace_hardirqs_on_caller+0xc0/0x310
[  408.771996]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  408.776754]  ? trace_hardirqs_off+0x310/0x310
[  408.781253]  ? check_preemption_disabled+0x48/0x200
[  408.786271]  ? graph_lock+0x170/0x170
[  408.790077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.795617]  ? check_preemption_disabled+0x48/0x200
[  408.800646]  ? __lock_is_held+0xb5/0x140
[  408.804711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.810249]  ? check_preemption_disabled+0x48/0x200
[  408.815274]  run_timer_softirq+0x52/0xb0
[  408.819339]  ? rcu_read_lock_sched_held+0x108/0x120
[  408.824359]  __do_softirq+0x30b/0xad8
[  408.828178]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  408.833289]  ? pvclock_read_flags+0x160/0x160
[  408.837783]  ? lapic_next_event+0x5a/0x90
[  408.841941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.847483]  ? check_preemption_disabled+0x48/0x200
[  408.852511]  ? check_preemption_disabled+0x48/0x200
[  408.857539]  ? kvm_clock_read+0x18/0x30
[  408.861521]  ? kvm_sched_clock_read+0x9/0x20
[  408.865941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.871488]  ? check_preemption_disabled+0x48/0x200
[  408.876526]  irq_exit+0x17f/0x1c0
[  408.879986]  smp_apic_timer_interrupt+0x1cb/0x760
[  408.884831]  ? smp_reschedule_interrupt+0x109/0x650
[  408.889851]  ? smp_call_function_single_interrupt+0x650/0x650
[  408.895735]  ? interrupt_entry+0xb5/0xf0
[  408.899828]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.904844]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.909862]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.914709]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.919725]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.924744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.930286]  ? check_preemption_disabled+0x48/0x200
[  408.935304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.940854]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.945711]  apic_timer_interrupt+0xf/0x20
[  408.949947]  </IRQ>
[  408.952192] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  408.957470] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  408.976375] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  408.984084] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  408.991353] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  408.998625] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  409.005894] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  409.013164] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  409.020452]  ? arch_local_irq_restore+0x45/0x52
[  409.025129]  dump_stack+0x26a/0x2b4
[  409.028765]  ? dump_stack_print_info.cold.2+0x52/0x52
[  409.034059]  ? mark_held_locks+0x130/0x130
[  409.038383]  ? mark_held_locks+0x130/0x130
[  409.042624]  dump_header+0x27b/0xf72
[  409.046372]  ? pagefault_out_of_memory+0x197/0x197
[  409.051306]  ? __lock_acquire+0x7ec/0x4ec0
[  409.055538]  ? mem_cgroup_charge_statistics+0x780/0x780
[  409.060898]  ? print_usage_bug+0xc0/0xc0
[  409.064965]  ? print_usage_bug+0xc0/0xc0
[  409.069051]  ? graph_lock+0x170/0x170
[  409.072856]  ? print_usage_bug+0xc0/0xc0
[  409.076918]  ? print_usage_bug+0xc0/0xc0
[  409.080999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.086545]  ? find_held_lock+0x36/0x1c0
[  409.090617]  ? mark_held_locks+0xc7/0x130
[  409.094771]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  409.099872]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  409.104975]  ? lockdep_hardirqs_on+0x421/0x5c0
[  409.109559]  ? trace_hardirqs_on+0xbd/0x310
[  409.113880]  ? kasan_check_read+0x11/0x20
[  409.118094]  ? ___ratelimit+0x36f/0x655
[  409.122074]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.127534]  ? trace_hardirqs_on+0x310/0x310
[  409.131955]  ? lock_downgrade+0x900/0x900
[  409.136115]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  409.141221]  ? ___ratelimit+0xaa/0x655
[  409.145115]  ? idr_get_free+0xec0/0xec0
[  409.149093]  ? kasan_check_write+0x14/0x20
[  409.153334]  ? do_raw_spin_lock+0xc1/0x200
[  409.157580]  oom_kill_process.cold.27+0x10/0x903
[  409.162345]  ? graph_lock+0x170/0x170
[  409.166153]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  409.171953]  ? kasan_check_read+0x11/0x20
[  409.176138]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.181420]  ? oom_evaluate_task+0x540/0x540
[  409.185835]  ? find_held_lock+0x36/0x1c0
[  409.189906]  ? out_of_memory+0x974/0x1430
[  409.194063]  ? lock_downgrade+0x900/0x900
[  409.198213]  ? check_preemption_disabled+0x48/0x200
[  409.203238]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  409.209039]  ? kasan_check_read+0x11/0x20
[  409.213189]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.218471]  ? rcu_bh_qs+0xc0/0xc0
[  409.222022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.227564]  ? oom_evaluate_task+0x302/0x540
[  409.231979]  out_of_memory+0xa84/0x1430
[  409.235977]  ? oom_killer_disable+0x3a0/0x3a0
[  409.240475]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  409.245414]  ? __mutex_add_waiter+0x2a0/0x2a0
[  409.249925]  __alloc_pages_slowpath+0x2318/0x2d80
[  409.254811]  ? warn_alloc+0x120/0x120
[  409.258629]  ? find_get_entry+0x2f2/0xc40
[  409.262788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.268329]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  409.273262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.278801]  ? should_fail+0x22d/0xd01
[  409.282708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.287813]  ? __lock_is_held+0xb5/0x140
[  409.291901]  ? __lock_is_held+0xb5/0x140
[  409.295978]  ? find_held_lock+0x36/0x1c0
[  409.300055]  ? ___might_sleep+0x1ed/0x300
[  409.304201]  ? lock_release+0x970/0x970
[  409.308180]  ? arch_local_save_flags+0x40/0x40
[  409.312780]  ? __might_sleep+0x95/0x190
[  409.316763]  __alloc_pages_nodemask+0xa80/0xde0
[  409.321442]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  409.326475]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  409.332290]  ? kasan_check_read+0x11/0x20
[  409.336459]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.341741]  ? graph_lock+0x170/0x170
[  409.345558]  ? print_usage_bug+0xc0/0xc0
[  409.349653]  ? graph_lock+0x170/0x170
[  409.353466]  ? graph_lock+0x170/0x170
[  409.357302]  ? __do_page_cache_readahead+0x7ce/0x980
[  409.362425]  ? find_held_lock+0x36/0x1c0
[  409.366492]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  409.372040]  alloc_pages_current+0x10c/0x210
[  409.376462]  ? lock_downgrade+0x900/0x900
[  409.380615]  __page_cache_alloc+0x38f/0x5b0
[  409.384946]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  409.390741]  ? kasan_check_read+0x11/0x20
[  409.394888]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.400216]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  409.404889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.410434]  ? check_preemption_disabled+0x48/0x200
[  409.415477]  filemap_fault+0x1594/0x25f0
[  409.419598]  ? __lock_page_or_retry+0xa00/0xa00
[  409.424266]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  409.430059]  ? kasan_check_read+0x11/0x20
[  409.434236]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.439519]  ? rcu_bh_qs+0xc0/0xc0
[  409.443087]  ? filemap_map_pages+0xdea/0x1980
[  409.447592]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  409.452705]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  409.457989]  ? debug_object_free+0x325/0x690
[  409.462400]  ? find_get_pages_range_tag+0x1320/0x1320
[  409.467592]  ? graph_lock+0x170/0x170
[  409.471401]  ? kasan_check_read+0x11/0x20
[  409.475548]  ? debug_object_destroy+0x2b0/0x2b0
[  409.480240]  ? lock_acquire+0x1ed/0x520
[  409.484220]  ? ext4_filemap_fault+0x7a/0xad
[  409.488545]  ? lock_release+0x970/0x970
[  409.492534]  ? arch_local_save_flags+0x40/0x40
[  409.497123]  ? futex_wait_setup+0x3e0/0x3e0
[  409.501493]  ? down_read+0xb0/0x1d0
[  409.505154]  ? ext4_filemap_fault+0x7a/0xad
[  409.509482]  ? __down_interruptible+0x700/0x700
[  409.514174]  ext4_filemap_fault+0x82/0xad
[  409.518326]  __do_fault+0x100/0x6b0
[  409.521962]  ? print_bad_pte+0x6c0/0x6c0
[  409.526056]  ? do_futex+0x249/0x26d0
[  409.529773]  ? do_raw_spin_unlock+0xa7/0x2f0
[  409.534188]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  409.538767]  ? kasan_check_read+0x11/0x20
[  409.542915]  ? pmd_val+0x88/0x100
[  409.546385]  ? add_mm_counter_fast+0xd0/0xd0
[  409.550798]  ? pmd_val+0x88/0x100
[  409.554254]  ? add_mm_counter_fast+0xd0/0xd0
[  409.558680]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.564227]  __handle_mm_fault+0x3709/0x53e0
[  409.568648]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  409.573505]  ? graph_lock+0x170/0x170
[  409.577312]  ? print_usage_bug+0xc0/0xc0
[  409.581377]  ? graph_lock+0x170/0x170
[  409.585182]  ? graph_lock+0x170/0x170
[  409.589003]  ? handle_mm_fault+0x42a/0xc70
[  409.593240]  ? lock_downgrade+0x900/0x900
[  409.597392]  ? check_preemption_disabled+0x48/0x200
[  409.602420]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  409.608222]  ? kasan_check_read+0x11/0x20
[  409.612372]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.617654]  ? rcu_bh_qs+0xc0/0xc0
[  409.621194]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.626647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.632190]  ? check_preemption_disabled+0x48/0x200
[  409.637220]  handle_mm_fault+0x54f/0xc70
[  409.641290]  ? __handle_mm_fault+0x53e0/0x53e0
[  409.645879]  ? find_vma+0x34/0x190
[  409.649430]  __do_page_fault+0x67d/0xed0
[  409.653722]  ? mm_fault_error+0x380/0x380
[  409.657871]  ? trace_hardirqs_off+0xb8/0x310
[  409.662286]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  409.667650]  ? trace_hardirqs_on+0x310/0x310
[  409.672071]  do_page_fault+0xf2/0x7e0
[  409.675877]  ? vmalloc_sync_all+0x30/0x30
[  409.680033]  ? error_entry+0x70/0xd0
[  409.683749]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.688762]  ? trace_hardirqs_on_caller+0xc0/0x310
[  409.693695]  ? syscall_return_slowpath+0x5e0/0x5e0
[  409.698640]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.703484]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.708511]  ? trace_hardirqs_off+0x310/0x310
[  409.713012]  ? prepare_exit_to_usermode+0x291/0x3b0
[  409.718038]  ? page_fault+0x8/0x30
[  409.721584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.726432]  ? page_fault+0x8/0x30
[  409.729978]  page_fault+0x1e/0x30
[  409.733430] RIP: 0033:0x45ddf3
[  409.736663] Code: Bad RIP value.
[  409.740033] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  409.745398] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  409.752668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  409.759943] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  409.767218] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  409.774506] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  409.781810] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  409.781815] warn_alloc_show_mem: 1 callbacks suppressed
[  409.781823] Mem-Info:
[  409.789232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.789241] Call Trace:
[  409.794618] active_anon:29560 inactive_anon:112 isolated_anon:0
[  409.794618]  active_file:13 inactive_file:14 isolated_file:0
[  409.794618]  unevictable:0 dirty:0 writeback:0 unstable:0
[  409.794618]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  409.794618]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  409.794618]  free:13798 free_pcp:488 free_cma:0
[  409.796990]  <IRQ>
[  409.806352] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  409.808949]  dump_stack+0x1c4/0x2b4
[  409.841826] Node 0 
[  409.843992]  ? dump_stack_print_info.cold.2+0x52/0x52
[  409.871326] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  409.874949]  warn_alloc.cold.119+0xb7/0x1bd
[  409.877144] lowmem_reserve[]: 0
[  409.882337]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.907817]  2819 6323
[  409.912159]  ? lock_downgrade+0x900/0x900
[  409.915426]  6323
[  409.920266]  ? trace_hardirqs_off+0xb8/0x310
[  409.922736] Node 0 
[  409.926879]  ? trace_hardirqs_off+0xb8/0x310
[  409.928948] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  409.933337]  __alloc_pages_slowpath+0x2667/0x2d80
[  409.935544] lowmem_reserve[]:
[  409.939977]  ? warn_alloc+0x120/0x120
[  409.966485]  0
[  409.971333]  ? trace_hardirqs_on+0x310/0x310
[  409.974405]  0
[  409.978210]  ? warn_alloc+0x120/0x120
[  409.979982]  3503 3503
[  409.984416]  ? print_usage_bug+0xc0/0xc0
[  409.986196] Node 0 
[  409.990003]  ? warn_alloc+0x120/0x120
[  409.992502] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  409.996543]  ? ktime_get+0x2e1/0x440
[  409.998755] lowmem_reserve[]:
[  410.002551]  ? print_usage_bug+0xc0/0xc0
[  410.031014]  0
[  410.034739]  ? __lock_acquire+0x7ec/0x4ec0
[  410.037805]  0 0
[  410.041881]  ? __lock_acquire+0x7ec/0x4ec0
[  410.043669]  0
[  410.047904]  ? kasan_check_read+0x11/0x20
[  410.049855] Node 0 
[  410.054115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.055896] DMA: 
[  410.060038]  ? should_fail+0x22d/0xd01
[  410.062269] 1*4kB 
[  410.067815]  ? rcu_bh_qs+0xc0/0xc0
[  410.069851] (U) 
[  410.073747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.075864] 0*8kB 0*16kB 
[  410.079406]  ? __lock_acquire+0x7ec/0x4ec0
[  410.081356] 1*32kB 
[  410.086451]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.089182] (U) 
[  410.093415]  ? __lock_acquire+0x7ec/0x4ec0
[  410.095625] 2*64kB (U) 
[  410.100762]  ? should_fail+0x22d/0xd01
[  410.102711] 1*128kB (U) 
[  410.106959]  ? rcu_idle_enter+0x4b0/0x4b0
[  410.109515] 1*256kB (U) 
[  410.113413]  ? mark_held_locks+0x130/0x130
[  410.116056] 0*512kB 
[  410.120194]  ? mark_held_locks+0x130/0x130
[  410.122837] 1*1024kB (U) 
[  410.127082]  ? mark_held_locks+0xc7/0x130
[  410.129379] 1*2048kB 
[  410.133612]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  410.136344] (M) 
[  410.140490]  ? graph_lock+0x170/0x170
[  410.142879] 3*4096kB 
[  410.147887]  ? print_usage_bug+0xc0/0xc0
[  410.149838] (M) 
[  410.153634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.156019] = 15908kB
[  410.160082]  ? check_preemption_disabled+0x48/0x200
[  410.162025] Node 0 DMA32: 
[  410.167567]  ? check_preemption_disabled+0x48/0x200
[  410.169956] 6*4kB 
[  410.174977]  ? __lock_is_held+0xb5/0x140
[  410.177793] (MH) 
[  410.182809]  __alloc_pages_nodemask+0xa80/0xde0
[  410.184964] 0*8kB 
[  410.189034]  ? graph_lock+0x170/0x170
[  410.191076] 3*16kB (MH) 
[  410.195761]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  410.197883] 2*32kB (M) 
[  410.201684]  ? graph_lock+0x170/0x170
[  410.204329] 5*64kB (MH) 
[  410.209355]  ? find_held_lock+0x36/0x1c0
[  410.211904] 4*128kB (MH) 
[  410.215719]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.218359] 3*256kB 
[  410.222413]  ? lock_downgrade+0x900/0x900
[  410.225150] (M) 
[  410.229823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.232122] 4*512kB 
[  410.236267]  cache_grow_begin+0x91/0x8c0
[  410.238213] (MH) 
[  410.243749]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.246042] 3*1024kB (MH) 
[  410.250114]  fallback_alloc+0x203/0x2e0
[  410.252143] 3*2048kB (M) 
[  410.256557]  ____cache_alloc_node+0x1c7/0x1e0
[  410.259382] 3*4096kB (M) 
[  410.263394]  kmem_cache_alloc_node+0xe3/0x730
[  410.266126] = 25288kB
[  410.270618]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.273350] Node 0 
[  410.277846]  __alloc_skb+0x119/0x770
[  410.280219] Normal: 9*4kB 
[  410.284459]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.286708] (ME) 
[  410.290416]  ? skb_scrub_packet+0x490/0x490
[  410.293237] 37*8kB 
[  410.298506]  ? lock_downgrade+0x900/0x900
[  410.300548] (UM) 
[  410.304874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.307087] 34*16kB 
[  410.311235]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.313271] (UMH) 
[  410.318811]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.321109] 36*32kB 
[  410.326557]  ? addrconf_rs_timer+0x690/0x690
[  410.328681] (UMH) 
[  410.334138]  ndisc_alloc_skb+0x144/0x340
[  410.336427] 19*64kB (MH) 
[  410.340847]  ndisc_send_rs+0x331/0x6e0
[  410.342972] 11*128kB 
[  410.347047]  addrconf_rs_timer+0x314/0x690
[  410.349781] (UMH) 
[  410.353684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.356063] 5*256kB (UM) 
[  410.360308]  call_timer_fn+0x272/0x920
[  410.362424] 4*512kB 
[  410.366651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.369383] (UH) 
[  410.373264]  ? process_timeout+0x40/0x40
[  410.375573] 2*1024kB (H) 
[  410.379810]  ? find_held_lock+0x36/0x1c0
[  410.381848] 2*2048kB 
[  410.385906]  ? __run_timers+0x7da/0xc70
[  410.388637] (MH) 
[  410.392727]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.395116] 0*4096kB 
[  410.399087]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.401126] = 14124kB
[  410.405615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.408012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  410.412498]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  410.414890] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  410.419117]  ? trace_hardirqs_on+0xbd/0x310
[  410.427957] 146 total pagecache pages
[  410.432632]  ? kasan_check_read+0x11/0x20
[  410.441206] 0 pages in swap cache
[  410.445516]  ? __run_timers+0x7da/0xc70
[  410.445535]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.449312] Swap cache stats: add 0, delete 0, find 0/0
[  410.449321] Free swap  = 0kB
[  410.453477]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.456895] Total swap = 0kB
[  410.456902] 1965979 pages RAM
[  410.460869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.466301] 0 pages HighMem/MovableOnly
[  410.466310] 342307 pages reserved
[  410.471672]  __run_timers+0x7e5/0xc70
[  410.474666] 0 pages cma reserved
[  410.478905]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  410.482004] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  410.484991]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.489292] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.493174]  ? graph_lock+0x170/0x170
[  410.496605] syz-fuzzer cpuset=
[  410.500399]  ? enqueue_hrtimer+0x1a5/0x560
[  410.503743] /
[  410.509108]  ? lock_release+0x970/0x970
[  410.515581]  mems_allowed=0
[  410.520594]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  410.555749]  ? find_held_lock+0x36/0x1c0
[  410.559819]  ? graph_lock+0x170/0x170
[  410.563622]  ? pvclock_read_flags+0x160/0x160
[  410.568120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.573666]  ? check_preemption_disabled+0x48/0x200
[  410.578695]  ? __lock_is_held+0xb5/0x140
[  410.582759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.588301]  ? check_preemption_disabled+0x48/0x200
[  410.593330]  run_timer_softirq+0x52/0xb0
[  410.597396]  ? rcu_read_lock_sched_held+0x108/0x120
[  410.602416]  __do_softirq+0x30b/0xad8
[  410.606230]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  410.611340]  ? pvclock_read_flags+0x160/0x160
[  410.615836]  ? lapic_next_event+0x5a/0x90
[  410.619987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.625552]  ? check_preemption_disabled+0x48/0x200
[  410.630573]  ? check_preemption_disabled+0x48/0x200
[  410.635594]  ? kvm_clock_read+0x18/0x30
[  410.639568]  ? kvm_sched_clock_read+0x9/0x20
[  410.643987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.649531]  ? check_preemption_disabled+0x48/0x200
[  410.654561]  irq_exit+0x17f/0x1c0
[  410.658027]  smp_apic_timer_interrupt+0x1cb/0x760
[  410.662870]  ? smp_reschedule_interrupt+0x109/0x650
[  410.667891]  ? smp_call_function_single_interrupt+0x650/0x650
[  410.673781]  ? interrupt_entry+0xb5/0xf0
[  410.677847]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.682862]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.687899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.692750]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.697791]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.702812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.708355]  ? check_preemption_disabled+0x48/0x200
[  410.713371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.718920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.723783]  apic_timer_interrupt+0xf/0x20
[  410.728063]  </IRQ>
[  410.730306] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  410.736195] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  410.755100] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  410.762812] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  410.770083] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  410.777352] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  410.784618] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  410.791887] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  410.799187]  ? save_stack+0xa9/0xd0
[  410.802833]  __kmalloc_node_track_caller+0x33/0x70
[  410.807768]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  410.812536]  pskb_expand_head+0x230/0x10f0
[  410.816775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.822331]  ? memcpy+0x45/0x50
[  410.825615]  ? __copy_skb_header+0x350/0x6b0
[  410.830040]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  410.834535]  ? skb_checksum+0x140/0x140
[  410.838518]  ? __lock_is_held+0xb5/0x140
[  410.842586]  ? kasan_check_write+0x14/0x20
[  410.846820]  ? __skb_clone+0x6c7/0xa00
[  410.850712]  ? __copy_skb_header+0x6b0/0x6b0
[  410.855123]  ? kmem_cache_alloc+0x33a/0x730
[  410.859450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.864994]  skb_ensure_writable+0x3dd/0x640
[  410.869414]  ? skb_cow_data+0xf10/0xf10
[  410.873395]  ? preempt_notifier_register+0x200/0x200
[  410.878505]  ? __switch_to_asm+0x34/0x70
[  410.882570]  ? __switch_to_asm+0x34/0x70
[  410.886630]  ? __switch_to_asm+0x40/0x70
[  410.890689]  ? __switch_to_asm+0x34/0x70
[  410.894765]  ? __switch_to_asm+0x40/0x70
[  410.898828]  ? __switch_to_asm+0x40/0x70
[  410.902890]  ? __switch_to_asm+0x34/0x70
[  410.906960]  ? __switch_to_asm+0x34/0x70
[  410.911026]  ? __switch_to_asm+0x40/0x70
[  410.915086]  ? __switch_to_asm+0x34/0x70
[  410.919161]  bpf_clone_redirect+0x14a/0x490
[  410.923493]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  410.928519]  ? __sched_text_start+0x8/0x8
[  410.932683]  ? find_held_lock+0x36/0x1c0
[  410.936752]  ? lock_acquire+0x1ed/0x520
[  410.940725]  ? bpf_test_run+0x32e/0x5a0
[  410.944701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.950239]  ? check_preemption_disabled+0x48/0x200
[  410.955260]  ? kasan_check_read+0x11/0x20
[  410.959427]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.964708]  ? rcu_bh_qs+0xc0/0xc0
[  410.968253]  ? preempt_schedule+0x4d/0x60
[  410.972446]  ? ___preempt_schedule+0x16/0x18
[  410.976877]  ? bpf_test_run+0x1c0/0x5a0
[  410.980865]  ? netlink_diag_dump+0x2a0/0x2a0
[  410.985277]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.990841]  ? bpf_test_init.isra.9+0x70/0x100
[  410.995430]  ? bpf_prog_test_run_skb+0x634/0xb40
[  411.000195]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  411.005040]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  411.010575]  ? fput+0x130/0x1a0
[  411.013857]  ? __bpf_prog_get+0x9b/0x290
[  411.017937]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  411.022790]  ? bpf_prog_test_run+0x130/0x1a0
[  411.027207]  ? __x64_sys_bpf+0x3d8/0x510
[  411.031274]  ? bpf_prog_get+0x20/0x20
[  411.035096]  ? do_syscall_64+0x1b9/0x820
[  411.039157]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  411.044527]  ? syscall_return_slowpath+0x5e0/0x5e0
[  411.049457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.054302]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.059321]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  411.064339]  ? prepare_exit_to_usermode+0x291/0x3b0
[  411.069373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.074226]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  411.079609] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  411.079678] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.086539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.086548] Call Trace:
[  411.093120] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.102373]  <IRQ>
[  411.104949] syz-executor0 cpuset=
[  411.115434]  dump_stack+0x1c4/0x2b4
[  411.117555] syz0
[  411.121003]  ? dump_stack_print_info.cold.2+0x52/0x52
[  411.124609]  mems_allowed=0
[  411.126585]  warn_alloc.cold.119+0xb7/0x1bd
[  411.138978]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.143826]  ? lock_downgrade+0x900/0x900
[  411.147983]  ? trace_hardirqs_off+0xb8/0x310
[  411.152399]  ? trace_hardirqs_off+0xb8/0x310
[  411.156819]  __alloc_pages_slowpath+0x2667/0x2d80
[  411.161693]  ? warn_alloc+0x120/0x120
[  411.165496]  ? trace_hardirqs_on+0x310/0x310
[  411.169917]  ? warn_alloc+0x120/0x120
[  411.173761]  ? print_usage_bug+0xc0/0xc0
[  411.177827]  ? warn_alloc+0x120/0x120
[  411.181627]  ? ktime_get+0x2e1/0x440
[  411.185343]  ? print_usage_bug+0xc0/0xc0
[  411.189406]  ? __lock_acquire+0x7ec/0x4ec0
[  411.193642]  ? __lock_acquire+0x7ec/0x4ec0
[  411.197876]  ? kasan_check_read+0x11/0x20
[  411.202030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.207570]  ? should_fail+0x22d/0xd01
[  411.211461]  ? rcu_bh_qs+0xc0/0xc0
[  411.215004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.220110]  ? __lock_acquire+0x7ec/0x4ec0
[  411.224349]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.229453]  ? __lock_acquire+0x7ec/0x4ec0
[  411.233688]  ? should_fail+0x22d/0xd01
[  411.237581]  ? rcu_idle_enter+0x4b0/0x4b0
[  411.241752]  ? mark_held_locks+0x130/0x130
[  411.246019]  ? mark_held_locks+0x130/0x130
[  411.250262]  ? mark_held_locks+0xc7/0x130
[  411.254413]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  411.259429]  ? graph_lock+0x170/0x170
[  411.263228]  ? print_usage_bug+0xc0/0xc0
[  411.267292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.272832]  ? check_preemption_disabled+0x48/0x200
[  411.277854]  ? check_preemption_disabled+0x48/0x200
[  411.282901]  ? __lock_is_held+0xb5/0x140
[  411.286983]  __alloc_pages_nodemask+0xa80/0xde0
[  411.291653]  ? graph_lock+0x170/0x170
[  411.295458]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  411.300470]  ? graph_lock+0x170/0x170
[  411.304286]  ? find_held_lock+0x36/0x1c0
[  411.308357]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.313070]  ? lock_downgrade+0x900/0x900
[  411.317267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.322839]  cache_grow_begin+0x91/0x8c0
[  411.326938]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.331417]  fallback_alloc+0x203/0x2e0
[  411.335415]  ____cache_alloc_node+0x1c7/0x1e0
[  411.339918]  kmem_cache_alloc_node+0xe3/0x730
[  411.344424]  ? ipv6_get_ifaddr+0x42e/0x620
[  411.348710]  __alloc_skb+0x119/0x770
[  411.352445]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  411.357722]  ? skb_scrub_packet+0x490/0x490
[  411.362062]  ? lock_downgrade+0x900/0x900
[  411.366219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.371758]  ? refcount_sub_and_test_checked+0x203/0x310
[  411.377228]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  411.382681]  ? addrconf_rs_timer+0x690/0x690
[  411.387119]  ndisc_alloc_skb+0x144/0x340
[  411.391201]  ndisc_send_rs+0x331/0x6e0
[  411.395095]  addrconf_rs_timer+0x314/0x690
[  411.399337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.403589]  call_timer_fn+0x272/0x920
[  411.407478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.411734]  ? process_timeout+0x40/0x40
[  411.415792]  ? find_held_lock+0x36/0x1c0
[  411.419877]  ? mark_held_locks+0xc7/0x130
[  411.424047]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.428542]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.433036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.437275]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  411.441860]  ? trace_hardirqs_on+0xbd/0x310
[  411.446194]  ? kasan_check_read+0x11/0x20
[  411.450351]  ? __run_timers+0x7da/0xc70
[  411.454329]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.459787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.464027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.468265]  __run_timers+0x7e5/0xc70
[  411.472085]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  411.477451]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  411.482728]  ? rcu_bh_qs+0xc0/0xc0
[  411.486274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.491818]  ? mark_held_locks+0xc7/0x130
[  411.495976]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  411.500751]  ? retint_kernel+0x2d/0x2d
[  411.504639]  ? trace_hardirqs_on_caller+0xc0/0x310
[  411.509570]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  411.514332]  ? trace_hardirqs_off+0x310/0x310
[  411.518846]  ? check_preemption_disabled+0x48/0x200
[  411.523883]  ? graph_lock+0x170/0x170
[  411.527691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.533231]  ? check_preemption_disabled+0x48/0x200
[  411.538263]  ? __lock_is_held+0xb5/0x140
[  411.542326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.547867]  ? check_preemption_disabled+0x48/0x200
[  411.552892]  run_timer_softirq+0x52/0xb0
[  411.556960]  ? rcu_read_lock_sched_held+0x108/0x120
[  411.561981]  __do_softirq+0x30b/0xad8
[  411.565796]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  411.570907]  ? pvclock_read_flags+0x160/0x160
[  411.575413]  ? lapic_next_event+0x5a/0x90
[  411.579565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.585108]  ? check_preemption_disabled+0x48/0x200
[  411.590125]  ? check_preemption_disabled+0x48/0x200
[  411.595151]  ? kvm_clock_read+0x18/0x30
[  411.599126]  ? kvm_sched_clock_read+0x9/0x20
[  411.603541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.609082]  ? check_preemption_disabled+0x48/0x200
[  411.614116]  irq_exit+0x17f/0x1c0
[  411.617580]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.622423]  ? smp_reschedule_interrupt+0x109/0x650
[  411.627441]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.633327]  ? interrupt_entry+0xb5/0xf0
[  411.637391]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.642407]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.647426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.652271]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.657412]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.662434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.667977]  ? check_preemption_disabled+0x48/0x200
[  411.672998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.678548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.683404]  apic_timer_interrupt+0xf/0x20
[  411.687635]  </IRQ>
[  411.689876] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  411.695155] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  411.714072] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  411.721793] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  411.729062] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  411.736331] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  411.743603] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  411.750888] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  411.758202]  ? arch_local_irq_restore+0x45/0x52
[  411.762884]  dump_stack+0x26a/0x2b4
[  411.766527]  ? dump_stack_print_info.cold.2+0x52/0x52
[  411.771736]  ? mark_held_locks+0x130/0x130
[  411.775972]  ? mark_held_locks+0x130/0x130
[  411.780218]  dump_header+0x27b/0xf72
[  411.783962]  ? pagefault_out_of_memory+0x197/0x197
[  411.789343]  ? __lock_acquire+0x7ec/0x4ec0
[  411.793579]  ? mem_cgroup_charge_statistics+0x780/0x780
[  411.798950]  ? print_usage_bug+0xc0/0xc0
[  411.803018]  ? print_usage_bug+0xc0/0xc0
[  411.807087]  ? graph_lock+0x170/0x170
[  411.810894]  ? print_usage_bug+0xc0/0xc0
[  411.814960]  ? print_usage_bug+0xc0/0xc0
[  411.819035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.824579]  ? find_held_lock+0x36/0x1c0
[  411.828648]  ? mark_held_locks+0xc7/0x130
[  411.832800]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  411.837905]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  411.843018]  ? lockdep_hardirqs_on+0x421/0x5c0
[  411.847605]  ? trace_hardirqs_on+0xbd/0x310
[  411.851926]  ? kasan_check_read+0x11/0x20
[  411.856085]  ? ___ratelimit+0x36f/0x655
[  411.860065]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.865522]  ? trace_hardirqs_on+0x310/0x310
[  411.869941]  ? lock_downgrade+0x900/0x900
[  411.874098]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  411.879203]  ? ___ratelimit+0xaa/0x655
[  411.883101]  ? idr_get_free+0xec0/0xec0
[  411.887076]  ? kasan_check_write+0x14/0x20
[  411.891311]  ? do_raw_spin_lock+0xc1/0x200
[  411.895571]  oom_kill_process.cold.27+0x10/0x903
[  411.900331]  ? graph_lock+0x170/0x170
[  411.904141]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  411.909948]  ? kasan_check_read+0x11/0x20
[  411.914100]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  411.919395]  ? oom_evaluate_task+0x540/0x540
[  411.923838]  ? find_held_lock+0x36/0x1c0
[  411.927908]  ? out_of_memory+0x974/0x1430
[  411.932066]  ? lock_downgrade+0x900/0x900
[  411.936217]  ? check_preemption_disabled+0x48/0x200
[  411.941242]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  411.947039]  ? kasan_check_read+0x11/0x20
[  411.951188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  411.956465]  ? rcu_bh_qs+0xc0/0xc0
[  411.960016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.965552]  ? oom_evaluate_task+0x302/0x540
[  411.969968]  out_of_memory+0xa84/0x1430
[  411.973966]  ? oom_killer_disable+0x3a0/0x3a0
[  411.978463]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  411.983400]  ? __mutex_add_waiter+0x2a0/0x2a0
[  411.987923]  __alloc_pages_slowpath+0x2318/0x2d80
[  411.992806]  ? warn_alloc+0x120/0x120
[  411.996623]  ? find_get_entry+0x2f2/0xc40
[  412.000781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.006321]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  412.011254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.016791]  ? should_fail+0x22d/0xd01
[  412.020690]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.025794]  ? __lock_is_held+0xb5/0x140
[  412.029881]  ? __lock_is_held+0xb5/0x140
[  412.033970]  ? find_held_lock+0x36/0x1c0
[  412.038036]  ? ___might_sleep+0x1ed/0x300
[  412.042182]  ? lock_release+0x970/0x970
[  412.046194]  ? arch_local_save_flags+0x40/0x40
[  412.050793]  ? __might_sleep+0x95/0x190
[  412.054774]  __alloc_pages_nodemask+0xa80/0xde0
[  412.059454]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  412.064473]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  412.070272]  ? kasan_check_read+0x11/0x20
[  412.074425]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.079704]  ? graph_lock+0x170/0x170
[  412.083510]  ? print_usage_bug+0xc0/0xc0
[  412.087576]  ? graph_lock+0x170/0x170
[  412.091378]  ? graph_lock+0x170/0x170
[  412.095180]  ? __do_page_cache_readahead+0x7ce/0x980
[  412.100292]  ? find_held_lock+0x36/0x1c0
[  412.104361]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  412.109908]  alloc_pages_current+0x10c/0x210
[  412.114323]  ? lock_downgrade+0x900/0x900
[  412.118479]  __page_cache_alloc+0x38f/0x5b0
[  412.122810]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  412.128606]  ? kasan_check_read+0x11/0x20
[  412.132758]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.138042]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  412.142718]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.148257]  ? check_preemption_disabled+0x48/0x200
[  412.153285]  filemap_fault+0x1594/0x25f0
[  412.157361]  ? __lock_page_or_retry+0xa00/0xa00
[  412.162035]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  412.167833]  ? kasan_check_read+0x11/0x20
[  412.171984]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.177266]  ? rcu_bh_qs+0xc0/0xc0
[  412.180821]  ? filemap_map_pages+0xdea/0x1980
[  412.185322]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  412.190431]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  412.195707]  ? debug_object_free+0x325/0x690
[  412.200122]  ? find_get_pages_range_tag+0x1320/0x1320
[  412.205320]  ? graph_lock+0x170/0x170
[  412.209133]  ? kasan_check_read+0x11/0x20
[  412.213281]  ? debug_object_destroy+0x2b0/0x2b0
[  412.217979]  ? lock_acquire+0x1ed/0x520
[  412.221965]  ? ext4_filemap_fault+0x7a/0xad
[  412.226293]  ? lock_release+0x970/0x970
[  412.230277]  ? arch_local_save_flags+0x40/0x40
[  412.234864]  ? futex_wait_setup+0x3e0/0x3e0
[  412.239206]  ? down_read+0xb0/0x1d0
[  412.242829]  ? ext4_filemap_fault+0x7a/0xad
[  412.247158]  ? __down_interruptible+0x700/0x700
[  412.251846]  ext4_filemap_fault+0x82/0xad
[  412.255998]  __do_fault+0x100/0x6b0
[  412.259631]  ? print_bad_pte+0x6c0/0x6c0
[  412.263694]  ? do_futex+0x249/0x26d0
[  412.267410]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.271823]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  412.276510]  ? kasan_check_read+0x11/0x20
[  412.280660]  ? pmd_val+0x88/0x100
[  412.284119]  ? add_mm_counter_fast+0xd0/0xd0
[  412.288530]  ? pmd_val+0x88/0x100
[  412.291984]  ? add_mm_counter_fast+0xd0/0xd0
[  412.296401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.301955]  __handle_mm_fault+0x3709/0x53e0
[  412.306375]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  412.311219]  ? graph_lock+0x170/0x170
[  412.315024]  ? print_usage_bug+0xc0/0xc0
[  412.319093]  ? graph_lock+0x170/0x170
[  412.322893]  ? graph_lock+0x170/0x170
[  412.326712]  ? handle_mm_fault+0x42a/0xc70
[  412.330954]  ? lock_downgrade+0x900/0x900
[  412.335106]  ? check_preemption_disabled+0x48/0x200
[  412.340130]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  412.345925]  ? kasan_check_read+0x11/0x20
[  412.350085]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.355364]  ? rcu_bh_qs+0xc0/0xc0
[  412.358906]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.364369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.369937]  ? check_preemption_disabled+0x48/0x200
[  412.374977]  handle_mm_fault+0x54f/0xc70
[  412.379048]  ? __handle_mm_fault+0x53e0/0x53e0
[  412.383635]  ? find_vma+0x34/0x190
[  412.387187]  __do_page_fault+0x67d/0xed0
[  412.391279]  ? mm_fault_error+0x380/0x380
[  412.395428]  ? trace_hardirqs_off+0xb8/0x310
[  412.399853]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.405230]  ? trace_hardirqs_on+0x310/0x310
[  412.409661]  do_page_fault+0xf2/0x7e0
[  412.413464]  ? vmalloc_sync_all+0x30/0x30
[  412.417617]  ? error_entry+0x70/0xd0
[  412.421332]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.426346]  ? trace_hardirqs_on_caller+0xc0/0x310
[  412.431277]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.436223]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.441081]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.446098]  ? trace_hardirqs_off+0x310/0x310
[  412.450617]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.455636]  ? page_fault+0x8/0x30
[  412.459184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.464036]  ? page_fault+0x8/0x30
[  412.467579]  page_fault+0x1e/0x30
[  412.471032] RIP: 0033:0x45ddf3
[  412.474241] Code: Bad RIP value.
[  412.477635] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  412.483012] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  412.490282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  412.497550] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  412.504816] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  412.512081] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  412.519370] warn_alloc_show_mem: 1 callbacks suppressed
[  412.519382] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  412.519384] Mem-Info:
[  412.519415] active_anon:29560 inactive_anon:112 isolated_anon:0
[  412.519415]  active_file:13 inactive_file:14 isolated_file:0
[  412.519415]  unevictable:0 dirty:0 writeback:0 unstable:0
[  412.519415]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  412.519415]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  412.519415]  free:13798 free_pcp:488 free_cma:0
[  412.524749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.524757] Call Trace:
[  412.532034] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  412.532041] Node 0 
[  412.534463]  <IRQ>
[  412.567355] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  412.576702]  dump_stack+0x1c4/0x2b4
[  412.579257] lowmem_reserve[]:
[  412.606577]  ? dump_stack_print_info.cold.2+0x52/0x52
[  412.608801]  0
[  412.610962]  warn_alloc.cold.119+0xb7/0x1bd
[  412.636431]  2819
[  412.640056]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.643135]  6323
[  412.648325]  ? lock_downgrade+0x900/0x900
[  412.650102]  6323
[  412.654816]  ? trace_hardirqs_off+0xb8/0x310
[  412.656880] Node 0 
[  412.661718]  ? trace_hardirqs_off+0xb8/0x310
[  412.663781] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  412.667941]  __alloc_pages_slowpath+0x2667/0x2d80
[  412.669982] lowmem_reserve[]: 0
[  412.674449]  ? warn_alloc+0x120/0x120
[  412.676638]  0
[  412.681052]  ? trace_hardirqs_on+0x310/0x310
[  412.707571]  3503 3503
[  412.712435]  ? warn_alloc+0x120/0x120
[  412.719488]  ? print_usage_bug+0xc0/0xc0
[  412.721273] Node 0 
[  412.725674]  ? warn_alloc+0x120/0x120
[  412.728174] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  412.731958]  ? ktime_get+0x2e1/0x440
[  412.735991] lowmem_reserve[]: 0 0
[  412.738240]  ? print_usage_bug+0xc0/0xc0
[  412.742013]  0
[  412.770478]  ? __lock_acquire+0x7ec/0x4ec0
[  412.774168]  0
[  412.777616]  ? __lock_acquire+0x7ec/0x4ec0
[  412.781652] Node 0 
[  412.783496]  ? kasan_check_read+0x11/0x20
[  412.787708] DMA: 
[  412.789506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.793717] 1*4kB 
[  412.795955]  ? should_fail+0x22d/0xd01
[  412.800078] (U) 
[  412.802137]  ? rcu_bh_qs+0xc0/0xc0
[  412.807686] 0*8kB 
[  412.809833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.813693] 0*16kB 1*32kB 
[  412.815701]  ? __lock_acquire+0x7ec/0x4ec0
[  412.819222] (U) 
[  412.821369]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.826451] 2*64kB 
[  412.829288]  ? __lock_acquire+0x7ec/0x4ec0
[  412.833503] (U) 
[  412.835468]  ? should_fail+0x22d/0xd01
[  412.840545] 1*128kB (U) 
[  412.842786]  ? rcu_idle_enter+0x4b0/0x4b0
[  412.846991] 1*256kB (U) 0*512kB 
[  412.848984]  ? mark_held_locks+0x130/0x130
[  412.852855] 1*1024kB 
[  412.855522]  ? mark_held_locks+0x130/0x130
[  412.859657] (U) 
[  412.863050]  ? mark_held_locks+0xc7/0x130
[  412.867255] 1*2048kB (M) 
[  412.869671]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  412.873879] 3*4096kB 
[  412.875849]  ? graph_lock+0x170/0x170
[  412.879973] (M) 
[  412.882725]  ? print_usage_bug+0xc0/0xc0
[  412.887717] = 15908kB
[  412.890122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.893899] Node 0 
[  412.895872]  ? check_preemption_disabled+0x48/0x200
[  412.899907] DMA32: 
[  412.902321]  ? check_preemption_disabled+0x48/0x200
[  412.907836] 6*4kB 
[  412.910074]  ? __lock_is_held+0xb5/0x140
[  412.915060] (MH) 
[  412.917296]  __alloc_pages_nodemask+0xa80/0xde0
[  412.922283] 0*8kB 
[  412.924424]  ? graph_lock+0x170/0x170
[  412.928460] 3*16kB 
[  412.930517]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  412.930532]  ? graph_lock+0x170/0x170
[  412.935180] (MH) 
[  412.937353]  ? find_held_lock+0x36/0x1c0
[  412.941121] 2*32kB 
[  412.943355]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.948339] (M) 
[  412.952137]  ? lock_downgrade+0x900/0x900
[  412.954200] 5*64kB (MH) 
[  412.958269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.960482] 4*128kB 
[  412.965143]  cache_grow_begin+0x91/0x8c0
[  412.967094] (MH) 
[  412.971235]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.973878] 3*256kB (M) 
[  412.979419]  fallback_alloc+0x203/0x2e0
[  412.981729] 4*512kB 
[  412.985783]  ____cache_alloc_node+0x1c7/0x1e0
[  412.987826] (MH) 3*1024kB 
[  412.992256]  kmem_cache_alloc_node+0xe3/0x730
[  412.994902] (MH) 
[  412.998876]  ? ipv6_get_ifaddr+0x42e/0x620
[  413.001169] 3*2048kB (M) 
[  413.005670]  __alloc_skb+0x119/0x770
[  413.008484] 3*4096kB (M) 
[  413.012984]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.015023] = 25288kB
[  413.019249]  ? skb_scrub_packet+0x490/0x490
[  413.021986] Node 0 
[  413.025696]  ? lock_downgrade+0x900/0x900
[  413.028428] Normal: 
[  413.033701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.036132] 9*4kB 
[  413.040447]  ? refcount_sub_and_test_checked+0x203/0x310
[  413.042660] (ME) 
[  413.046804]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  413.049103] 37*8kB 
[  413.054633]  ? addrconf_rs_timer+0x690/0x690
[  413.056757] (UM) 
[  413.062214]  ndisc_alloc_skb+0x144/0x340
[  413.064238] 34*16kB (UMH) 
[  413.069691]  ndisc_send_rs+0x331/0x6e0
[  413.071896] 36*32kB (UMH) 
[  413.076308]  addrconf_rs_timer+0x314/0x690
[  413.078339] 19*64kB (MH) 
[  413.082403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.085223] 11*128kB 
[  413.089114]  call_timer_fn+0x272/0x920
[  413.091925] (UMH) 
[  413.096160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.098893] 5*256kB (UM) 
[  413.103132]  ? process_timeout+0x40/0x40
[  413.105521] 4*512kB 
[  413.109395]  ? find_held_lock+0x36/0x1c0
[  413.109417]  ? __run_timers+0x7da/0xc70
[  413.111538] (UH) 
[  413.115765]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.118503] 2*1024kB 
[  413.122548]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.124851] (H) 
[  413.128908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.132858] 2*2048kB 
[  413.134916]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  413.139384] (MH) 0*4096kB 
[  413.141801]  ? trace_hardirqs_on+0xbd/0x310
[  413.146269] = 14124kB
[  413.148244]  ? kasan_check_read+0x11/0x20
[  413.152464] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  413.154864]  ? __run_timers+0x7da/0xc70
[  413.159426] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  413.162261]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.166580] 146 total pagecache pages
[  413.168986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.173116] 0 pages in swap cache
[  413.181950]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.185907] Swap cache stats: add 0, delete 0, find 0/0
[  413.194472]  __run_timers+0x7e5/0xc70
[  413.199898] Free swap  = 0kB
[  413.203797]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  413.207999] Total swap = 0kB
[  413.211468]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.215683] 1965979 pages RAM
[  413.221038]  ? graph_lock+0x170/0x170
[  413.224807] 0 pages HighMem/MovableOnly
[  413.224815] 342307 pages reserved
[  413.227839]  ? enqueue_hrtimer+0x1a5/0x560
[  413.233176] 0 pages cma reserved
[  413.236183]  ? lock_release+0x970/0x970
[  413.236199]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  413.241273] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  413.244294]  ? find_held_lock+0x36/0x1c0
[  413.248129] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.252042]  ? graph_lock+0x170/0x170
[  413.255469] syz-fuzzer cpuset=
[  413.259700]  ? pvclock_read_flags+0x160/0x160
[  413.263041] /
[  413.267016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.272176]  mems_allowed=0
[  413.278660]  ? check_preemption_disabled+0x48/0x200
[  413.319545]  ? __lock_is_held+0xb5/0x140
[  413.323605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.329148]  ? check_preemption_disabled+0x48/0x200
[  413.334175]  run_timer_softirq+0x52/0xb0
[  413.338284]  ? rcu_read_lock_sched_held+0x108/0x120
[  413.343305]  __do_softirq+0x30b/0xad8
[  413.347113]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  413.352222]  ? pvclock_read_flags+0x160/0x160
[  413.356722]  ? lapic_next_event+0x5a/0x90
[  413.360873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.366413]  ? check_preemption_disabled+0x48/0x200
[  413.371430]  ? check_preemption_disabled+0x48/0x200
[  413.376453]  ? kvm_clock_read+0x18/0x30
[  413.380442]  ? kvm_sched_clock_read+0x9/0x20
[  413.384854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.390398]  ? check_preemption_disabled+0x48/0x200
[  413.395424]  irq_exit+0x17f/0x1c0
[  413.398876]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.403719]  ? smp_reschedule_interrupt+0x109/0x650
[  413.408748]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.414635]  ? interrupt_entry+0xb5/0xf0
[  413.418697]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.423714]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.428734]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.433577]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.438591]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.443629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.449167]  ? check_preemption_disabled+0x48/0x200
[  413.454183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.459729]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.464583]  apic_timer_interrupt+0xf/0x20
[  413.468812]  </IRQ>
[  413.471092] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  413.476980] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  413.495884] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  413.503593] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  413.510862] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  413.518132] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  413.525424] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  413.532689] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  413.539997]  ? save_stack+0xa9/0xd0
[  413.543643]  __kmalloc_node_track_caller+0x33/0x70
[  413.548578]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  413.553342]  pskb_expand_head+0x230/0x10f0
[  413.557578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.563147]  ? memcpy+0x45/0x50
[  413.566433]  ? __copy_skb_header+0x350/0x6b0
[  413.570849]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  413.575360]  ? skb_checksum+0x140/0x140
[  413.579350]  ? __lock_is_held+0xb5/0x140
[  413.583437]  ? kasan_check_write+0x14/0x20
[  413.587686]  ? __skb_clone+0x6c7/0xa00
[  413.591577]  ? __copy_skb_header+0x6b0/0x6b0
[  413.596006]  ? kmem_cache_alloc+0x33a/0x730
[  413.600330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.605875]  skb_ensure_writable+0x3dd/0x640
[  413.610290]  ? skb_cow_data+0xf10/0xf10
[  413.614270]  ? preempt_notifier_register+0x200/0x200
[  413.619373]  ? __switch_to_asm+0x34/0x70
[  413.623439]  ? __switch_to_asm+0x34/0x70
[  413.627501]  ? __switch_to_asm+0x40/0x70
[  413.631565]  ? __switch_to_asm+0x34/0x70
[  413.635624]  ? __switch_to_asm+0x40/0x70
[  413.639685]  ? __switch_to_asm+0x40/0x70
[  413.643747]  ? __switch_to_asm+0x34/0x70
[  413.647805]  ? __switch_to_asm+0x34/0x70
[  413.651865]  ? __switch_to_asm+0x40/0x70
[  413.656383]  ? __switch_to_asm+0x34/0x70
[  413.660456]  bpf_clone_redirect+0x14a/0x490
[  413.664804]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  413.669824]  ? __sched_text_start+0x8/0x8
[  413.673989]  ? find_held_lock+0x36/0x1c0
[  413.678062]  ? lock_acquire+0x1ed/0x520
[  413.682036]  ? bpf_test_run+0x32e/0x5a0
[  413.686021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.691563]  ? check_preemption_disabled+0x48/0x200
[  413.696582]  ? kasan_check_read+0x11/0x20
[  413.700736]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.706022]  ? rcu_bh_qs+0xc0/0xc0
[  413.709565]  ? preempt_schedule+0x4d/0x60
[  413.713728]  ? ___preempt_schedule+0x16/0x18
[  413.718146]  ? bpf_test_run+0x1c0/0x5a0
[  413.722133]  ? netlink_diag_dump+0x2a0/0x2a0
[  413.726548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.732083]  ? bpf_test_init.isra.9+0x70/0x100
[  413.736673]  ? bpf_prog_test_run_skb+0x634/0xb40
[  413.741436]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  413.746281]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  413.751816]  ? fput+0x130/0x1a0
[  413.755102]  ? __bpf_prog_get+0x9b/0x290
[  413.759167]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  413.764017]  ? bpf_prog_test_run+0x130/0x1a0
[  413.768431]  ? __x64_sys_bpf+0x3d8/0x510
[  413.772495]  ? bpf_prog_get+0x20/0x20
[  413.776316]  ? do_syscall_64+0x1b9/0x820
[  413.780377]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  413.785871]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.790807]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.795652]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.800669]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.805702]  ? prepare_exit_to_usermode+0x291/0x3b0
[  413.810726]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.815576]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  413.820965] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  413.821041] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  413.827896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.827905] Call Trace:
[  413.834478] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.843734]  <IRQ>
[  413.846308] syz-executor0 cpuset=
[  413.856791]  dump_stack+0x1c4/0x2b4
[  413.858913] syz0
[  413.862372]  ? dump_stack_print_info.cold.2+0x52/0x52
[  413.865978]  mems_allowed=0
[  413.867988]  warn_alloc.cold.119+0xb7/0x1bd
[  413.880385]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.885233]  ? lock_downgrade+0x900/0x900
[  413.889392]  ? trace_hardirqs_off+0xb8/0x310
[  413.893837]  ? trace_hardirqs_off+0xb8/0x310
[  413.898264]  __alloc_pages_slowpath+0x2667/0x2d80
[  413.903173]  ? warn_alloc+0x120/0x120
[  413.906979]  ? graph_lock+0x170/0x170
[  413.910780]  ? warn_alloc+0x120/0x120
[  413.914587]  ? print_usage_bug+0xc0/0xc0
[  413.918649]  ? warn_alloc+0x120/0x120
[  413.922450]  ? print_usage_bug+0xc0/0xc0
[  413.926519]  ? __lock_acquire+0x7ec/0x4ec0
[  413.930782]  ? __lock_acquire+0x7ec/0x4ec0
[  413.935037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.940577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.946115]  ? should_fail+0x22d/0xd01
[  413.950006]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.955111]  ? __lock_acquire+0x7ec/0x4ec0
[  413.959351]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.964478]  ? __lock_acquire+0x7ec/0x4ec0
[  413.968731]  ? should_fail+0x22d/0xd01
[  413.972631]  ? mark_held_locks+0x130/0x130
[  413.976889]  ? mark_held_locks+0x130/0x130
[  413.981130]  ? graph_lock+0x170/0x170
[  413.984937]  ? print_usage_bug+0xc0/0xc0
[  413.989024]  ? graph_lock+0x170/0x170
[  413.992829]  ? print_usage_bug+0xc0/0xc0
[  413.996892]  ? wq_watchdog_touch+0x9c/0xfe
[  414.001132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.006686]  ? check_preemption_disabled+0x48/0x200
[  414.011702]  ? check_preemption_disabled+0x48/0x200
[  414.016758]  ? __lock_is_held+0xb5/0x140
[  414.020825]  __alloc_pages_nodemask+0xa80/0xde0
[  414.025497]  ? graph_lock+0x170/0x170
[  414.029321]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  414.034332]  ? graph_lock+0x170/0x170
[  414.038143]  ? find_held_lock+0x36/0x1c0
[  414.042235]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.046905]  ? lock_downgrade+0x900/0x900
[  414.051067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.056611]  cache_grow_begin+0x91/0x8c0
[  414.060670]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.065087]  fallback_alloc+0x203/0x2e0
[  414.069070]  ____cache_alloc_node+0x1c7/0x1e0
[  414.073578]  kmem_cache_alloc_node+0xe3/0x730
[  414.078077]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.082350]  __alloc_skb+0x119/0x770
[  414.086081]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.091362]  ? skb_scrub_packet+0x490/0x490
[  414.095721]  ? lock_downgrade+0x900/0x900
[  414.099904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.105479]  ? refcount_sub_and_test_checked+0x203/0x310
[  414.110946]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  414.116407]  ? addrconf_rs_timer+0x690/0x690
[  414.120830]  ndisc_alloc_skb+0x144/0x340
[  414.124896]  ndisc_send_rs+0x331/0x6e0
[  414.128792]  addrconf_rs_timer+0x314/0x690
[  414.133066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.137315]  call_timer_fn+0x272/0x920
[  414.141206]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.145449]  ? process_timeout+0x40/0x40
[  414.149513]  ? find_held_lock+0x36/0x1c0
[  414.153585]  ? mark_held_locks+0xc7/0x130
[  414.157736]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.162232]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.166740]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.170976]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  414.175569]  ? trace_hardirqs_on+0xbd/0x310
[  414.179948]  ? kasan_check_read+0x11/0x20
[  414.184097]  ? __run_timers+0x7da/0xc70
[  414.188073]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.193530]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.197770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.202007]  __run_timers+0x7e5/0xc70
[  414.205829]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  414.211194]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.216473]  ? rcu_bh_qs+0xc0/0xc0
[  414.220024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.225569]  ? mark_held_locks+0xc7/0x130
[  414.229725]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.234487]  ? retint_kernel+0x2d/0x2d
[  414.238384]  ? trace_hardirqs_on_caller+0xc0/0x310
[  414.243415]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.248176]  ? trace_hardirqs_off+0x310/0x310
[  414.252696]  ? check_preemption_disabled+0x48/0x200
[  414.257739]  ? graph_lock+0x170/0x170
[  414.261553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.267093]  ? check_preemption_disabled+0x48/0x200
[  414.272124]  ? __lock_is_held+0xb5/0x140
[  414.276191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.281730]  ? check_preemption_disabled+0x48/0x200
[  414.286757]  run_timer_softirq+0x52/0xb0
[  414.290819]  ? rcu_read_lock_sched_held+0x108/0x120
[  414.295836]  __do_softirq+0x30b/0xad8
[  414.299653]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  414.304763]  ? pvclock_read_flags+0x160/0x160
[  414.309257]  ? lapic_next_event+0x5a/0x90
[  414.313415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.318961]  ? check_preemption_disabled+0x48/0x200
[  414.323981]  ? check_preemption_disabled+0x48/0x200
[  414.329008]  ? kvm_clock_read+0x18/0x30
[  414.333003]  ? kvm_sched_clock_read+0x9/0x20
[  414.337415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.342973]  ? check_preemption_disabled+0x48/0x200
[  414.348004]  irq_exit+0x17f/0x1c0
[  414.351461]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.356320]  ? smp_reschedule_interrupt+0x109/0x650
[  414.361338]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.367226]  ? interrupt_entry+0xb5/0xf0
[  414.371305]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.376350]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.381369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.386216]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.391231]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.396253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.401793]  ? check_preemption_disabled+0x48/0x200
[  414.406820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.412367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.417225]  apic_timer_interrupt+0xf/0x20
[  414.421458]  </IRQ>
[  414.423701] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  414.428982] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  414.447927] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  414.455648] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  414.462914] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  414.470189] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  414.477459] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  414.484741] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  414.492031]  ? arch_local_irq_restore+0x45/0x52
[  414.496710]  dump_stack+0x26a/0x2b4
[  414.500347]  ? dump_stack_print_info.cold.2+0x52/0x52
[  414.505541]  ? mark_held_locks+0x130/0x130
[  414.509778]  ? mark_held_locks+0x130/0x130
[  414.514019]  dump_header+0x27b/0xf72
[  414.517749]  ? pagefault_out_of_memory+0x197/0x197
[  414.522687]  ? __lock_acquire+0x7ec/0x4ec0
[  414.526961]  ? mem_cgroup_charge_statistics+0x780/0x780
[  414.532375]  ? print_usage_bug+0xc0/0xc0
[  414.536435]  ? print_usage_bug+0xc0/0xc0
[  414.540518]  ? graph_lock+0x170/0x170
[  414.544331]  ? print_usage_bug+0xc0/0xc0
[  414.548392]  ? print_usage_bug+0xc0/0xc0
[  414.552466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.558012]  ? find_held_lock+0x36/0x1c0
[  414.562085]  ? mark_held_locks+0xc7/0x130
[  414.566252]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  414.571355]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  414.576460]  ? lockdep_hardirqs_on+0x421/0x5c0
[  414.581047]  ? trace_hardirqs_on+0xbd/0x310
[  414.585367]  ? kasan_check_read+0x11/0x20
[  414.589522]  ? ___ratelimit+0x36f/0x655
[  414.593503]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.598967]  ? trace_hardirqs_on+0x310/0x310
[  414.603378]  ? lock_downgrade+0x900/0x900
[  414.607540]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  414.612650]  ? ___ratelimit+0xaa/0x655
[  414.616541]  ? idr_get_free+0xec0/0xec0
[  414.620521]  ? kasan_check_write+0x14/0x20
[  414.624761]  ? do_raw_spin_lock+0xc1/0x200
[  414.629004]  oom_kill_process.cold.27+0x10/0x903
[  414.633763]  ? graph_lock+0x170/0x170
[  414.637575]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  414.643369]  ? kasan_check_read+0x11/0x20
[  414.647524]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.652803]  ? oom_evaluate_task+0x540/0x540
[  414.657215]  ? find_held_lock+0x36/0x1c0
[  414.661287]  ? out_of_memory+0x974/0x1430
[  414.665438]  ? lock_downgrade+0x900/0x900
[  414.669589]  ? check_preemption_disabled+0x48/0x200
[  414.674612]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  414.680405]  ? kasan_check_read+0x11/0x20
[  414.684554]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.689834]  ? rcu_bh_qs+0xc0/0xc0
[  414.693379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.698915]  ? oom_evaluate_task+0x302/0x540
[  414.703336]  out_of_memory+0xa84/0x1430
[  414.707327]  ? oom_killer_disable+0x3a0/0x3a0
[  414.711828]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  414.716763]  ? __mutex_add_waiter+0x2a0/0x2a0
[  414.721274]  __alloc_pages_slowpath+0x2318/0x2d80
[  414.726150]  ? warn_alloc+0x120/0x120
[  414.729972]  ? find_get_entry+0x2f2/0xc40
[  414.734135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.739681]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  414.744609]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.750150]  ? should_fail+0x22d/0xd01
[  414.754043]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.759151]  ? __lock_is_held+0xb5/0x140
[  414.763240]  ? __lock_is_held+0xb5/0x140
[  414.767309]  ? find_held_lock+0x36/0x1c0
[  414.771379]  ? ___might_sleep+0x1ed/0x300
[  414.775529]  ? lock_release+0x970/0x970
[  414.779512]  ? arch_local_save_flags+0x40/0x40
[  414.784127]  ? __might_sleep+0x95/0x190
[  414.788114]  __alloc_pages_nodemask+0xa80/0xde0
[  414.792792]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  414.797811]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  414.803607]  ? kasan_check_read+0x11/0x20
[  414.807760]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.813048]  ? graph_lock+0x170/0x170
[  414.816853]  ? print_usage_bug+0xc0/0xc0
[  414.820946]  ? graph_lock+0x170/0x170
[  414.824751]  ? graph_lock+0x170/0x170
[  414.828563]  ? __do_page_cache_readahead+0x7ce/0x980
[  414.833678]  ? find_held_lock+0x36/0x1c0
[  414.837749]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  414.843291]  alloc_pages_current+0x10c/0x210
[  414.847699]  ? lock_downgrade+0x900/0x900
[  414.851852]  __page_cache_alloc+0x38f/0x5b0
[  414.856176]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  414.861974]  ? kasan_check_read+0x11/0x20
[  414.866127]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.871416]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  414.876092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.881633]  ? check_preemption_disabled+0x48/0x200
[  414.886659]  filemap_fault+0x1594/0x25f0
[  414.890737]  ? __lock_page_or_retry+0xa00/0xa00
[  414.895413]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  414.901251]  ? kasan_check_read+0x11/0x20
[  414.905400]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.910680]  ? rcu_bh_qs+0xc0/0xc0
[  414.914239]  ? filemap_map_pages+0xdea/0x1980
[  414.918745]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  414.923862]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  414.929140]  ? debug_object_free+0x325/0x690
[  414.933550]  ? find_get_pages_range_tag+0x1320/0x1320
[  414.938763]  ? graph_lock+0x170/0x170
[  414.942585]  ? kasan_check_read+0x11/0x20
[  414.946734]  ? debug_object_destroy+0x2b0/0x2b0
[  414.951420]  ? lock_acquire+0x1ed/0x520
[  414.955394]  ? ext4_filemap_fault+0x7a/0xad
[  414.959726]  ? lock_release+0x970/0x970
[  414.963701]  ? arch_local_save_flags+0x40/0x40
[  414.968291]  ? futex_wait_setup+0x3e0/0x3e0
[  414.972635]  ? down_read+0xb0/0x1d0
[  414.976262]  ? ext4_filemap_fault+0x7a/0xad
[  414.980589]  ? __down_interruptible+0x700/0x700
[  414.985280]  ext4_filemap_fault+0x82/0xad
[  414.989432]  __do_fault+0x100/0x6b0
[  414.993095]  ? print_bad_pte+0x6c0/0x6c0
[  414.997163]  ? do_futex+0x249/0x26d0
[  415.000895]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.005307]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  415.009888]  ? kasan_check_read+0x11/0x20
[  415.014037]  ? pmd_val+0x88/0x100
[  415.017494]  ? add_mm_counter_fast+0xd0/0xd0
[  415.021910]  ? pmd_val+0x88/0x100
[  415.025383]  ? add_mm_counter_fast+0xd0/0xd0
[  415.029797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.035348]  __handle_mm_fault+0x3709/0x53e0
[  415.039773]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  415.044618]  ? graph_lock+0x170/0x170
[  415.048423]  ? print_usage_bug+0xc0/0xc0
[  415.052489]  ? graph_lock+0x170/0x170
[  415.056298]  ? graph_lock+0x170/0x170
[  415.060123]  ? handle_mm_fault+0x42a/0xc70
[  415.064363]  ? lock_downgrade+0x900/0x900
[  415.068521]  ? check_preemption_disabled+0x48/0x200
[  415.073549]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  415.079347]  ? kasan_check_read+0x11/0x20
[  415.083497]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.088784]  ? rcu_bh_qs+0xc0/0xc0
[  415.092330]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.097787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.103328]  ? check_preemption_disabled+0x48/0x200
[  415.108358]  handle_mm_fault+0x54f/0xc70
[  415.112427]  ? __handle_mm_fault+0x53e0/0x53e0
[  415.117015]  ? find_vma+0x34/0x190
[  415.120568]  __do_page_fault+0x67d/0xed0
[  415.124639]  ? mm_fault_error+0x380/0x380
[  415.128789]  ? trace_hardirqs_off+0xb8/0x310
[  415.133226]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  415.138593]  ? trace_hardirqs_on+0x310/0x310
[  415.143007]  do_page_fault+0xf2/0x7e0
[  415.146810]  ? vmalloc_sync_all+0x30/0x30
[  415.150969]  ? error_entry+0x70/0xd0
[  415.154686]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.159703]  ? trace_hardirqs_on_caller+0xc0/0x310
[  415.164634]  ? syscall_return_slowpath+0x5e0/0x5e0
[  415.169565]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.174411]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.179425]  ? trace_hardirqs_off+0x310/0x310
[  415.183925]  ? prepare_exit_to_usermode+0x291/0x3b0
[  415.189042]  ? page_fault+0x8/0x30
[  415.192585]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.197432]  ? page_fault+0x8/0x30
[  415.200974]  page_fault+0x1e/0x30
[  415.204428] RIP: 0033:0x45ddf3
[  415.207627] Code: Bad RIP value.
[  415.210991] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  415.216355] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  415.223627] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  415.230894] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  415.238160] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  415.245428] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  415.252724] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  415.252730] warn_alloc_show_mem: 1 callbacks suppressed
[  415.252737] Mem-Info:
[  415.260020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.265389] active_anon:29560 inactive_anon:112 isolated_anon:0
[  415.265389]  active_file:13 inactive_file:14 isolated_file:0
[  415.265389]  unevictable:0 dirty:0 writeback:0 unstable:0
[  415.265389]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  415.265389]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  415.265389]  free:13798 free_pcp:488 free_cma:0
[  415.267760] Call Trace:
[  415.277147] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  415.309993]  <IRQ>
[  415.312568] Node 0 
[  415.339894]  dump_stack+0x1c4/0x2b4
[  415.342040] 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
[  415.344249]  ? dump_stack_print_info.cold.2+0x52/0x52
[  415.347846] lowmem_reserve[]: 0
[  415.373365]  warn_alloc.cold.119+0xb7/0x1bd
[  415.378555]  2819
[  415.381842]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.386141]  6323
[  415.388203]  ? lock_downgrade+0x900/0x900
[  415.393019]  6323
[  415.395082]  ? trace_hardirqs_off+0xb8/0x310
[  415.401264]  ? trace_hardirqs_off+0xb8/0x310
[  415.405646] Node 0 DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  415.410077]  __alloc_pages_slowpath+0x2667/0x2d80
[  415.410118]  ? warn_alloc+0x120/0x120
[  415.437222] lowmem_reserve[]: 0
[  415.442074]  ? trace_hardirqs_on+0x310/0x310
[  415.445848]  0
[  415.449132]  ? warn_alloc+0x120/0x120
[  415.453518]  3503
[  415.455316]  ? print_usage_bug+0xc0/0xc0
[  415.459083]  3503
[  415.461154]  ? warn_alloc+0x120/0x120
[  415.465195] Node 0 
[  415.467252]  ? ktime_get+0x2e1/0x440
[  415.471055] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  415.473259]  ? print_usage_bug+0xc0/0xc0
[  415.476955] lowmem_reserve[]:
[  415.505409]  ? __lock_acquire+0x7ec/0x4ec0
[  415.509446]  0
[  415.512549]  ? __lock_acquire+0x7ec/0x4ec0
[  415.516761]  0
[  415.518556]  ? kasan_check_read+0x11/0x20
[  415.522793]  0
[  415.524605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.528728]  0
[  415.530544]  ? should_fail+0x22d/0xd01
[  415.537853]  ? rcu_bh_qs+0xc0/0xc0
[  415.541732] Node 0 DMA: 
[  415.545267]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.545283]  ? __lock_acquire+0x7ec/0x4ec0
[  415.547943] 1*4kB 
[  415.553041]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.557255] (U) 
[  415.559401]  ? __lock_acquire+0x7ec/0x4ec0
[  415.564479] 0*8kB 
[  415.566453]  ? should_fail+0x22d/0xd01
[  415.570671] 0*16kB 
[  415.572821]  ? rcu_idle_enter+0x4b0/0x4b0
[  415.576675] 1*32kB (U) 
[  415.578919]  ? mark_held_locks+0x130/0x130
[  415.583039] 2*64kB 
[  415.585619]  ? mark_held_locks+0x130/0x130
[  415.589828] (U) 
[  415.592107]  ? mark_held_locks+0xc7/0x130
[  415.596320] 1*128kB 
[  415.598292]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  415.602409] (U) 
[  415.604730]  ? graph_lock+0x170/0x170
[  415.609721] 1*256kB (U) 
[  415.611700]  ? print_usage_bug+0xc0/0xc0
[  415.615479] 0*512kB 
[  415.618146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.622184] 1*1024kB 
[  415.624504]  ? check_preemption_disabled+0x48/0x200
[  415.630019] (U) 
[  415.632424]  ? check_preemption_disabled+0x48/0x200
[  415.637414] 1*2048kB 
[  415.639389]  ? __lock_is_held+0xb5/0x140
[  415.644372] (M) 
[  415.646779]  __alloc_pages_nodemask+0xa80/0xde0
[  415.650806] 3*4096kB (M) 
[  415.653253]  ? graph_lock+0x170/0x170
[  415.657906] = 15908kB
[  415.660658]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  415.664438] Node 0 
[  415.666885]  ? graph_lock+0x170/0x170
[  415.671875] DMA32: 
[  415.674114]  ? find_held_lock+0x36/0x1c0
[  415.677887] 6*4kB 
[  415.680123]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.684154] (MH) 
[  415.686303]  ? lock_downgrade+0x900/0x900
[  415.690968] 0*8kB 
[  415.693033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.697155] 3*16kB 
[  415.699304]  cache_grow_begin+0x91/0x8c0
[  415.704824] (MH) 
[  415.707085]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.711122] 2*32kB 
[  415.713183]  fallback_alloc+0x203/0x2e0
[  415.717561] (M) 
[  415.719795]  ____cache_alloc_node+0x1c7/0x1e0
[  415.723744] 5*64kB 
[  415.725716]  kmem_cache_alloc_node+0xe3/0x730
[  415.730185] (MH) 
[  415.732419]  ? ipv6_get_ifaddr+0x42e/0x620
[  415.736903] 4*128kB 
[  415.739036]  __alloc_skb+0x119/0x770
[  415.743241] (MH) 
[  415.745561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.749248] 3*256kB 
[  415.751303]  ? skb_scrub_packet+0x490/0x490
[  415.756554] (M) 
[  415.758875]  ? lock_downgrade+0x900/0x900
[  415.763163] 4*512kB (MH) 3*1024kB (MH) 3*2048kB (M) 3*4096kB (M) = 25288kB
[  415.763187] Node 0 Normal: 9*4kB (ME) 37*8kB (UM) 34*16kB (UMH) 36*32kB (UMH) 19*64kB (MH) 11*128kB (UMH) 5*256kB (UM) 4*512kB (UH) 2*1024kB (H) 2*2048kB (MH) 0*4096kB = 14124kB
[  415.763254] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  415.763259] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  415.763263] 146 total pagecache pages
[  415.763273] 0 pages in swap cache
[  415.763278] Swap cache stats: add 0, delete 0, find 0/0
[  415.763281] Free swap  = 0kB
[  415.763283] Total swap = 0kB
[  415.763288] 1965979 pages RAM
[  415.763290] 0 pages HighMem/MovableOnly
[  415.763293] 342307 pages reserved
[  415.763296] 0 pages cma reserved
[  415.763348] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  415.763406] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.763410] syz-fuzzer cpuset=/ mems_allowed=0
[  415.864223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.869783]  ? refcount_sub_and_test_checked+0x203/0x310
[  415.875239]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  415.880698]  ? addrconf_rs_timer+0x690/0x690
[  415.885132]  ndisc_alloc_skb+0x144/0x340
[  415.889218]  ndisc_send_rs+0x331/0x6e0
[  415.893119]  addrconf_rs_timer+0x314/0x690
[  415.897540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.901788]  call_timer_fn+0x272/0x920
[  415.905677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.909914]  ? process_timeout+0x40/0x40
[  415.913987]  ? find_held_lock+0x36/0x1c0
[  415.918063]  ? __run_timers+0x7da/0xc70
[  415.922041]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.926540]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.931034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.935269]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  415.939853]  ? trace_hardirqs_on+0xbd/0x310
[  415.944177]  ? kasan_check_read+0x11/0x20
[  415.948324]  ? __run_timers+0x7da/0xc70
[  415.952301]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.957774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.962019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.966253]  __run_timers+0x7e5/0xc70
[  415.970071]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  415.975437]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.980455]  ? graph_lock+0x170/0x170
[  415.984277]  ? enqueue_hrtimer+0x1a5/0x560
[  415.988545]  ? lock_release+0x970/0x970
[  415.992532]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.997731]  ? find_held_lock+0x36/0x1c0
[  416.001826]  ? graph_lock+0x170/0x170
[  416.005629]  ? pvclock_read_flags+0x160/0x160
[  416.010128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.015666]  ? check_preemption_disabled+0x48/0x200
[  416.020697]  ? __lock_is_held+0xb5/0x140
[  416.024758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.030301]  ? check_preemption_disabled+0x48/0x200
[  416.035327]  run_timer_softirq+0x52/0xb0
[  416.039388]  ? rcu_read_lock_sched_held+0x108/0x120
[  416.044407]  __do_softirq+0x30b/0xad8
[  416.048218]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  416.053327]  ? pvclock_read_flags+0x160/0x160
[  416.057822]  ? lapic_next_event+0x5a/0x90
[  416.062006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.067564]  ? check_preemption_disabled+0x48/0x200
[  416.072581]  ? check_preemption_disabled+0x48/0x200
[  416.077602]  ? kvm_clock_read+0x18/0x30
[  416.081580]  ? kvm_sched_clock_read+0x9/0x20
[  416.085992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.091538]  ? check_preemption_disabled+0x48/0x200
[  416.096566]  irq_exit+0x17f/0x1c0
[  416.100033]  smp_apic_timer_interrupt+0x1cb/0x760
[  416.104890]  ? smp_reschedule_interrupt+0x109/0x650
[  416.109907]  ? smp_call_function_single_interrupt+0x650/0x650
[  416.115812]  ? interrupt_entry+0xb5/0xf0
[  416.119874]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.124917]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.129956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.134805]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.139832]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.144924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.150475]  ? check_preemption_disabled+0x48/0x200
[  416.155488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.161039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.165897]  apic_timer_interrupt+0xf/0x20
[  416.170128]  </IRQ>
[  416.172369] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  416.178272] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  416.197172] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  416.204883] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  416.212150] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  416.219417] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  416.226705] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  416.233970] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  416.241271]  ? save_stack+0xa9/0xd0
[  416.244912]  __kmalloc_node_track_caller+0x33/0x70
[  416.249852]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  416.254615]  pskb_expand_head+0x230/0x10f0
[  416.258853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.264389]  ? memcpy+0x45/0x50
[  416.267675]  ? __copy_skb_header+0x350/0x6b0
[  416.272088]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  416.276579]  ? skb_checksum+0x140/0x140
[  416.280578]  ? __lock_is_held+0xb5/0x140
[  416.284645]  ? kasan_check_write+0x14/0x20
[  416.288879]  ? __skb_clone+0x6c7/0xa00
[  416.292770]  ? __copy_skb_header+0x6b0/0x6b0
[  416.297179]  ? kmem_cache_alloc+0x33a/0x730
[  416.301546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.307108]  skb_ensure_writable+0x3dd/0x640
[  416.311520]  ? skb_cow_data+0xf10/0xf10
[  416.315510]  ? preempt_notifier_register+0x200/0x200
[  416.320615]  ? __switch_to_asm+0x34/0x70
[  416.324678]  ? __switch_to_asm+0x34/0x70
[  416.328738]  ? __switch_to_asm+0x40/0x70
[  416.332800]  ? __switch_to_asm+0x34/0x70
[  416.336858]  ? __switch_to_asm+0x40/0x70
[  416.340920]  ? __switch_to_asm+0x40/0x70
[  416.345017]  ? __switch_to_asm+0x34/0x70
[  416.349079]  ? __switch_to_asm+0x34/0x70
[  416.353141]  ? __switch_to_asm+0x40/0x70
[  416.357200]  ? __switch_to_asm+0x34/0x70
[  416.361272]  bpf_clone_redirect+0x14a/0x490
[  416.365625]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  416.370649]  ? __sched_text_start+0x8/0x8
[  416.375250]  ? find_held_lock+0x36/0x1c0
[  416.379319]  ? lock_acquire+0x1ed/0x520
[  416.383308]  ? bpf_test_run+0x32e/0x5a0
[  416.387299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.392868]  ? check_preemption_disabled+0x48/0x200
[  416.397888]  ? kasan_check_read+0x11/0x20
[  416.402040]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  416.407322]  ? rcu_bh_qs+0xc0/0xc0
[  416.410864]  ? preempt_schedule+0x4d/0x60
[  416.415018]  ? ___preempt_schedule+0x16/0x18
[  416.419437]  ? bpf_test_run+0x1c0/0x5a0
[  416.423426]  ? netlink_diag_dump+0x2a0/0x2a0
[  416.427838]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.433374]  ? bpf_test_init.isra.9+0x70/0x100
[  416.437969]  ? bpf_prog_test_run_skb+0x634/0xb40
[  416.442743]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  416.447621]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.453326]  ? fput+0x130/0x1a0
[  416.456605]  ? __bpf_prog_get+0x9b/0x290
[  416.460670]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  416.465512]  ? bpf_prog_test_run+0x130/0x1a0
[  416.469930]  ? __x64_sys_bpf+0x3d8/0x510
[  416.474008]  ? bpf_prog_get+0x20/0x20
[  416.477832]  ? do_syscall_64+0x1b9/0x820
[  416.481893]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  416.487262]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.492191]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.497043]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.502064]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.507084]  ? prepare_exit_to_usermode+0x291/0x3b0
[  416.512111]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.516974]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  416.522365] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  416.522463] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.529303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.529323] Call Trace:
[  416.529330]  <IRQ>
[  416.529364]  dump_stack+0x1c4/0x2b4
[  416.529396]  ? dump_stack_print_info.cold.2+0x52/0x52
[  416.535920] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.545226]  warn_alloc.cold.119+0xb7/0x1bd
[  416.547783] syz-executor0 cpuset=
[  416.549939]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.553544] syz0
[  416.558729]  ? lock_downgrade+0x900/0x900
[  416.569193]  mems_allowed=0
[  416.573516]  ? trace_hardirqs_off+0xb8/0x310
[  416.595210]  ? trace_hardirqs_off+0xb8/0x310
[  416.599629]  __alloc_pages_slowpath+0x2667/0x2d80
[  416.604506]  ? warn_alloc+0x120/0x120
[  416.608315]  ? warn_alloc+0x120/0x120
[  416.612120]  ? print_usage_bug+0xc0/0xc0
[  416.616199]  ? warn_alloc+0x120/0x120
[  416.620002]  ? lock_release+0x970/0x970
[  416.623977]  ? print_usage_bug+0xc0/0xc0
[  416.628043]  ? __lock_acquire+0x7ec/0x4ec0
[  416.632279]  ? __lock_acquire+0x7ec/0x4ec0
[  416.636527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.642067]  ? should_fail+0x22d/0xd01
[  416.645962]  ? __lock_acquire+0x7ec/0x4ec0
[  416.650202]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.655307]  ? __lock_acquire+0x7ec/0x4ec0
[  416.659552]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.664653]  ? __lock_acquire+0x7ec/0x4ec0
[  416.668887]  ? should_fail+0x22d/0xd01
[  416.672785]  ? mark_held_locks+0x130/0x130
[  416.677027]  ? mark_held_locks+0x130/0x130
[  416.681291]  ? graph_lock+0x170/0x170
[  416.685095]  ? print_usage_bug+0xc0/0xc0
[  416.689164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.694706]  ? check_preemption_disabled+0x48/0x200
[  416.699724]  ? check_preemption_disabled+0x48/0x200
[  416.704750]  ? __lock_is_held+0xb5/0x140
[  416.708836]  __alloc_pages_nodemask+0xa80/0xde0
[  416.713514]  ? graph_lock+0x170/0x170
[  416.717320]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  416.722334]  ? graph_lock+0x170/0x170
[  416.726149]  ? find_held_lock+0x36/0x1c0
[  416.730221]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.734894]  ? lock_downgrade+0x900/0x900
[  416.739055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.744601]  cache_grow_begin+0x91/0x8c0
[  416.748665]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.753085]  fallback_alloc+0x203/0x2e0
[  416.757069]  ____cache_alloc_node+0x1c7/0x1e0
[  416.761572]  kmem_cache_alloc_node+0xe3/0x730
[  416.766071]  ? ipv6_get_ifaddr+0x42e/0x620
[  416.770318]  __alloc_skb+0x119/0x770
[  416.774038]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  416.779319]  ? skb_scrub_packet+0x490/0x490
[  416.783639]  ? lock_downgrade+0x900/0x900
[  416.787800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.793340]  ? refcount_sub_and_test_checked+0x203/0x310
[  416.798797]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  416.804250]  ? addrconf_rs_timer+0x690/0x690
[  416.808672]  ndisc_alloc_skb+0x144/0x340
[  416.812743]  ndisc_send_rs+0x331/0x6e0
[  416.816637]  addrconf_rs_timer+0x314/0x690
[  416.820878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.825129]  call_timer_fn+0x272/0x920
[  416.829021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.833261]  ? process_timeout+0x40/0x40
[  416.837324]  ? find_held_lock+0x36/0x1c0
[  416.841395]  ? mark_held_locks+0xc7/0x130
[  416.845549]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.850042]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.854541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.858777]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  416.863365]  ? trace_hardirqs_on+0xbd/0x310
[  416.867684]  ? kasan_check_read+0x11/0x20
[  416.871834]  ? __run_timers+0x7da/0xc70
[  416.875809]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.881275]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.885518]  __run_timers+0x7e5/0xc70
[  416.889336]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  416.894700]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  416.899981]  ? rcu_bh_qs+0xc0/0xc0
[  416.903542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.909099]  ? mark_held_locks+0xc7/0x130
[  416.913253]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  416.918013]  ? retint_kernel+0x2d/0x2d
[  416.921905]  ? trace_hardirqs_on_caller+0xc0/0x310
[  416.926845]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  416.931605]  ? trace_hardirqs_off+0x310/0x310
[  416.936105]  ? check_preemption_disabled+0x48/0x200
[  416.941122]  ? graph_lock+0x170/0x170
[  416.944930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.950495]  ? check_preemption_disabled+0x48/0x200
[  416.955535]  ? __lock_is_held+0xb5/0x140
[  416.959601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.965141]  ? check_preemption_disabled+0x48/0x200
[  416.970168]  run_timer_softirq+0x52/0xb0
[  416.974231]  ? rcu_read_lock_sched_held+0x108/0x120
[  416.979253]  __do_softirq+0x30b/0xad8
[  416.983071]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  416.988179]  ? pvclock_read_flags+0x160/0x160
[  416.992681]  ? lapic_next_event+0x5a/0x90
[  416.996829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.002368]  ? check_preemption_disabled+0x48/0x200
[  417.007388]  ? check_preemption_disabled+0x48/0x200
[  417.012411]  ? kvm_clock_read+0x18/0x30
[  417.016387]  ? kvm_sched_clock_read+0x9/0x20
[  417.020800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.026341]  ? check_preemption_disabled+0x48/0x200
[  417.031392]  irq_exit+0x17f/0x1c0
[  417.034856]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.039727]  ? smp_reschedule_interrupt+0x109/0x650
[  417.044748]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.050630]  ? interrupt_entry+0xb5/0xf0
[  417.054692]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.059710]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.064730]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.069577]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.074595]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.079613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.085152]  ? check_preemption_disabled+0x48/0x200
[  417.090168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.095712]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.100566]  apic_timer_interrupt+0xf/0x20
[  417.104796]  </IRQ>
[  417.107040] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  417.112317] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  417.131217] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  417.138954] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  417.146222] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  417.153489] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  417.160777] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  417.168048] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  417.175334]  ? arch_local_irq_restore+0x45/0x52
[  417.180017]  dump_stack+0x26a/0x2b4
[  417.183667]  ? dump_stack_print_info.cold.2+0x52/0x52
[  417.188861]  ? mark_held_locks+0x130/0x130
[  417.193095]  ? mark_held_locks+0x130/0x130
[  417.197338]  dump_header+0x27b/0xf72
[  417.201068]  ? pagefault_out_of_memory+0x197/0x197
[  417.206005]  ? __lock_acquire+0x7ec/0x4ec0
[  417.210243]  ? mem_cgroup_charge_statistics+0x780/0x780
[  417.215608]  ? print_usage_bug+0xc0/0xc0
[  417.219668]  ? print_usage_bug+0xc0/0xc0
[  417.223762]  ? graph_lock+0x170/0x170
[  417.227579]  ? print_usage_bug+0xc0/0xc0
[  417.231666]  ? print_usage_bug+0xc0/0xc0
[  417.235748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.241288]  ? find_held_lock+0x36/0x1c0
[  417.245360]  ? mark_held_locks+0xc7/0x130
[  417.249517]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.254635]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.259755]  ? lockdep_hardirqs_on+0x421/0x5c0
[  417.264341]  ? trace_hardirqs_on+0xbd/0x310
[  417.268664]  ? kasan_check_read+0x11/0x20
[  417.272811]  ? ___ratelimit+0x36f/0x655
[  417.276787]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.282249]  ? trace_hardirqs_on+0x310/0x310
[  417.286664]  ? lock_downgrade+0x900/0x900
[  417.290820]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.295944]  ? ___ratelimit+0xaa/0x655
[  417.299838]  ? idr_get_free+0xec0/0xec0
[  417.303815]  ? kasan_check_write+0x14/0x20
[  417.308055]  ? do_raw_spin_lock+0xc1/0x200
[  417.312299]  oom_kill_process.cold.27+0x10/0x903
[  417.317057]  ? graph_lock+0x170/0x170
[  417.320883]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.326677]  ? kasan_check_read+0x11/0x20
[  417.330829]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.336110]  ? oom_evaluate_task+0x540/0x540
[  417.340527]  ? find_held_lock+0x36/0x1c0
[  417.344603]  ? out_of_memory+0x974/0x1430
[  417.348768]  ? lock_downgrade+0x900/0x900
[  417.352941]  ? check_preemption_disabled+0x48/0x200
[  417.357971]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.363766]  ? kasan_check_read+0x11/0x20
[  417.367918]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.373203]  ? rcu_bh_qs+0xc0/0xc0
[  417.376748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.382287]  ? oom_evaluate_task+0x302/0x540
[  417.386700]  out_of_memory+0xa84/0x1430
[  417.390683]  ? oom_killer_disable+0x3a0/0x3a0
[  417.395190]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  417.400139]  ? __mutex_add_waiter+0x2a0/0x2a0
[  417.404659]  __alloc_pages_slowpath+0x2318/0x2d80
[  417.409541]  ? warn_alloc+0x120/0x120
[  417.413358]  ? find_get_entry+0x2f2/0xc40
[  417.417535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.423076]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  417.428005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.433548]  ? should_fail+0x22d/0xd01
[  417.437439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.442540]  ? __lock_is_held+0xb5/0x140
[  417.446629]  ? __lock_is_held+0xb5/0x140
[  417.450716]  ? find_held_lock+0x36/0x1c0
[  417.454783]  ? ___might_sleep+0x1ed/0x300
[  417.458930]  ? lock_release+0x970/0x970
[  417.462917]  ? arch_local_save_flags+0x40/0x40
[  417.467524]  ? __might_sleep+0x95/0x190
[  417.471514]  __alloc_pages_nodemask+0xa80/0xde0
[  417.476193]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  417.481211]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.487006]  ? kasan_check_read+0x11/0x20
[  417.491162]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.496443]  ? graph_lock+0x170/0x170
[  417.500248]  ? print_usage_bug+0xc0/0xc0
[  417.504311]  ? graph_lock+0x170/0x170
[  417.508117]  ? graph_lock+0x170/0x170
[  417.511924]  ? __do_page_cache_readahead+0x7ce/0x980
[  417.517044]  ? find_held_lock+0x36/0x1c0
[  417.521112]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  417.526655]  alloc_pages_current+0x10c/0x210
[  417.531064]  ? lock_downgrade+0x900/0x900
[  417.535217]  __page_cache_alloc+0x38f/0x5b0
[  417.539542]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.545335]  ? kasan_check_read+0x11/0x20
[  417.549488]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.554775]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  417.559443]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.565006]  ? check_preemption_disabled+0x48/0x200
[  417.570032]  filemap_fault+0x1594/0x25f0
[  417.574110]  ? __lock_page_or_retry+0xa00/0xa00
[  417.578786]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.584582]  ? kasan_check_read+0x11/0x20
[  417.588734]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.594011]  ? rcu_bh_qs+0xc0/0xc0
[  417.597566]  ? filemap_map_pages+0xdea/0x1980
[  417.602093]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.607206]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  417.612483]  ? debug_object_free+0x325/0x690
[  417.616898]  ? find_get_pages_range_tag+0x1320/0x1320
[  417.622098]  ? graph_lock+0x170/0x170
[  417.625906]  ? kasan_check_read+0x11/0x20
[  417.630062]  ? debug_object_destroy+0x2b0/0x2b0
[  417.634744]  ? lock_acquire+0x1ed/0x520
[  417.638723]  ? ext4_filemap_fault+0x7a/0xad
[  417.643051]  ? lock_release+0x970/0x970
[  417.647029]  ? arch_local_save_flags+0x40/0x40
[  417.651618]  ? futex_wait_setup+0x3e0/0x3e0
[  417.656142]  ? down_read+0xb0/0x1d0
[  417.659774]  ? ext4_filemap_fault+0x7a/0xad
[  417.664099]  ? __down_interruptible+0x700/0x700
[  417.668787]  ext4_filemap_fault+0x82/0xad
[  417.672953]  __do_fault+0x100/0x6b0
[  417.676945]  ? print_bad_pte+0x6c0/0x6c0
[  417.681014]  ? do_futex+0x249/0x26d0
[  417.684734]  ? do_raw_spin_unlock+0xa7/0x2f0
[  417.689147]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  417.693726]  ? kasan_check_read+0x11/0x20
[  417.697873]  ? pmd_val+0x88/0x100
[  417.701326]  ? add_mm_counter_fast+0xd0/0xd0
[  417.705737]  ? pmd_val+0x88/0x100
[  417.709194]  ? add_mm_counter_fast+0xd0/0xd0
[  417.713608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.719153]  __handle_mm_fault+0x3709/0x53e0
[  417.723573]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  417.728431]  ? graph_lock+0x170/0x170
[  417.732233]  ? print_usage_bug+0xc0/0xc0
[  417.736306]  ? graph_lock+0x170/0x170
[  417.740112]  ? graph_lock+0x170/0x170
[  417.743941]  ? handle_mm_fault+0x42a/0xc70
[  417.748185]  ? lock_downgrade+0x900/0x900
[  417.752338]  ? check_preemption_disabled+0x48/0x200
[  417.757364]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.763160]  ? kasan_check_read+0x11/0x20
[  417.767309]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.772592]  ? rcu_bh_qs+0xc0/0xc0
[  417.776138]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.781592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.787424]  ? check_preemption_disabled+0x48/0x200
[  417.792452]  handle_mm_fault+0x54f/0xc70
[  417.796525]  ? __handle_mm_fault+0x53e0/0x53e0
[  417.801114]  ? find_vma+0x34/0x190
[  417.804666]  __do_page_fault+0x67d/0xed0
[  417.808783]  ? mm_fault_error+0x380/0x380
[  417.812932]  ? trace_hardirqs_off+0xb8/0x310
[  417.817361]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  417.822727]  ? trace_hardirqs_on+0x310/0x310
[  417.827143]  do_page_fault+0xf2/0x7e0
[  417.830955]  ? vmalloc_sync_all+0x30/0x30
[  417.835105]  ? error_entry+0x70/0xd0
[  417.838825]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.843846]  ? trace_hardirqs_on_caller+0xc0/0x310
[  417.848779]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.853714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.858557]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.863574]  ? trace_hardirqs_off+0x310/0x310
[  417.868080]  ? prepare_exit_to_usermode+0x291/0x3b0
[  417.873100]  ? page_fault+0x8/0x30
[  417.876648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.881494]  ? page_fault+0x8/0x30
[  417.885052]  page_fault+0x1e/0x30
[  417.888508] RIP: 0033:0x45ddf3
[  417.891702] Code: Bad RIP value.
[  417.895073] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  417.900440] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  417.907708] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  417.914977] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  417.922247] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  417.929518] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  417.936808] warn_alloc_show_mem: 1 callbacks suppressed
[  417.936821] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  417.936823] Mem-Info:
[  417.936852] active_anon:29560 inactive_anon:112 isolated_anon:0
[  417.936852]  active_file:13 inactive_file:14 isolated_file:0
[  417.936852]  unevictable:0 dirty:0 writeback:0 unstable:0
[  417.936852]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  417.936852]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  417.936852]  free:13798 free_pcp:488 free_cma:0
[  417.942197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.942205] Call Trace:
[  417.949488] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  417.951887]  <IRQ>
[  417.984757] Node 0 
[  417.994118]  dump_stack+0x1c4/0x2b4
[  417.996694] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  418.024023]  ? dump_stack_print_info.cold.2+0x52/0x52
[  418.026147] lowmem_reserve[]:
[  418.028405]  warn_alloc.cold.119+0xb7/0x1bd
[  418.031998]  0
[  418.057644]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.062812]  2819
[  418.065913]  ? lock_downgrade+0x900/0x900
[  418.070225]  6323
[  418.072040]  ? trace_hardirqs_off+0xb8/0x310
[  418.076853]  6323
[  418.078916]  ? trace_hardirqs_off+0xb8/0x310
[  418.085100]  __alloc_pages_slowpath+0x2667/0x2d80
[  418.089482] Node 0 
[  418.091561]  ? warn_alloc+0x120/0x120
[  418.095968] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  418.100782]  ? lock_release+0x970/0x970
[  418.102996] lowmem_reserve[]:
[  418.106793]  ? warn_alloc+0x120/0x120
[  418.133324]  0 0
[  418.137300]  ? print_usage_bug+0xc0/0xc0
[  418.140393]  3503 3503
[  418.144192]  ? warn_alloc+0x120/0x120
[  418.150225]  ? print_usage_bug+0xc0/0xc0
[  418.152703] Node 0 
[  418.156512]  ? __lock_acquire+0x7ec/0x4ec0
[  418.160595] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  418.162800]  ? __lock_acquire+0x7ec/0x4ec0
[  418.167524] lowmem_reserve[]: 0
[  418.196037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.200240]  0
[  418.203519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.209042]  0 0
[  418.210848]  ? should_fail+0x22d/0xd01
[  418.216358] Node 0 
[  418.218329]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.222196] DMA: 
[  418.224425]  ? __lock_acquire+0x7ec/0x4ec0
[  418.229506] 1*4kB 
[  418.231567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.235774] (U) 
[  418.237951]  ? __lock_acquire+0x7ec/0x4ec0
[  418.243045] 0*8kB 
[  418.245045]  ? should_fail+0x22d/0xd01
[  418.249273] 0*16kB 
[  418.251426]  ? mark_held_locks+0x130/0x130
[  418.255283] 1*32kB 
[  418.257519]  ? mark_held_locks+0x130/0x130
[  418.261756] (U) 
[  418.264015]  ? graph_lock+0x170/0x170
[  418.268220] 2*64kB 
[  418.270193]  ? print_usage_bug+0xc0/0xc0
[  418.273973] (U) 
[  418.276203]  ? graph_lock+0x170/0x170
[  418.280240] 1*128kB 
[  418.282213]  ? print_usage_bug+0xc0/0xc0
[  418.285990] (U) 
[  418.288314]  ? wq_watchdog_touch+0x9c/0xfe
[  418.292365] 1*256kB 
[  418.294370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.298576] (U) 
[  418.300901]  ? check_preemption_disabled+0x48/0x200
[  418.306409] 0*512kB 
[  418.308381]  ? check_preemption_disabled+0x48/0x200
[  418.313366] 1*1024kB (U) 
[  418.315697]  ? __lock_is_held+0xb5/0x140
[  418.320686] 1*2048kB 
[  418.323445]  __alloc_pages_nodemask+0xa80/0xde0
[  418.327479] (M) 
[  418.329883]  ? graph_lock+0x170/0x170
[  418.334528] 3*4096kB 
[  418.336501]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  418.340278] (M) 
[  418.342726]  ? graph_lock+0x170/0x170
[  418.347717] = 15908kB
[  418.349696]  ? find_held_lock+0x36/0x1c0
[  418.353464] Node 0 
[  418.355873]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.359907] DMA32: 
[  418.362140]  ? lock_downgrade+0x900/0x900
[  418.366783] 6*4kB 
[  418.369053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.373170] (MH) 
[  418.375334]  cache_grow_begin+0x91/0x8c0
[  418.380838] 0*8kB 3*16kB 
[  418.382905]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.386946] (MH) 
[  418.389701]  fallback_alloc+0x203/0x2e0
[  418.394081] 2*32kB 
[  418.396141]  ____cache_alloc_node+0x1c7/0x1e0
[  418.400089] (M) 
[  418.402320]  kmem_cache_alloc_node+0xe3/0x730
[  418.406781] 5*64kB (MH) 
[  418.408766]  ? ipv6_get_ifaddr+0x42e/0x620
[  418.413236] 4*128kB 
[  418.415905]  __alloc_skb+0x119/0x770
[  418.420126] (MH) 
[  418.422467]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  418.426155] 3*256kB 
[  418.428214]  ? skb_scrub_packet+0x490/0x490
[  418.433464] (M) 
[  418.435781]  ? lock_downgrade+0x900/0x900
[  418.440075] 4*512kB (MH) 
[  418.442060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.446179] 3*1024kB 
[  418.448955]  ? refcount_sub_and_test_checked+0x203/0x310
[  418.454477] (MH) 
[  418.456895]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  418.462332] 3*2048kB 
[  418.464393]  ? addrconf_rs_timer+0x690/0x690
[  418.469814] (M) 
[  418.472243]  ndisc_alloc_skb+0x144/0x340
[  418.476616] 3*4096kB 
[  418.478586]  ndisc_send_rs+0x331/0x6e0
[  418.482617] (M) = 25288kB
[  418.485034]  addrconf_rs_timer+0x314/0x690
[  418.488900] Node 0 
[  418.491654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.495859] Normal: 
[  418.498102]  call_timer_fn+0x272/0x920
[  418.502302] 9*4kB 
[  418.504620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.508484] (ME) 
[  418.510632]  ? process_timeout+0x40/0x40
[  418.514847] 37*8kB 
[  418.516907]  ? find_held_lock+0x36/0x1c0
[  418.520944] (UM) 34*16kB 
[  418.523189]  ? __run_timers+0x7da/0xc70
[  418.527219] (UMH) 
[  418.529976]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.533929] 36*32kB 
[  418.536079]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.540560] (UMH) 
[  418.542880]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.547348] 19*64kB 
[  418.549519]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  418.553735] (MH) 
[  418.556058]  ? trace_hardirqs_on+0xbd/0x310
[  418.560614] 11*128kB (UMH) 
[  418.562679]  ? kasan_check_read+0x11/0x20
[  418.566977] 5*256kB 
[  418.569906]  ? __run_timers+0x7da/0xc70
[  418.574021] (UM) 4*512kB 
[  418.576351]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.580299] (UH) 
[  418.583056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.588475] 2*1024kB (H) 
[  418.590541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.594758] 2*2048kB (MH) 
[  418.597520]  __run_timers+0x7e5/0xc70
[  418.597548]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  418.601749] 0*4096kB = 14124kB
[  418.604601]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.608381] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  418.613733]  ? graph_lock+0x170/0x170
[  418.616905] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  418.621910]  ? enqueue_hrtimer+0x1a5/0x560
[  418.630723] 146 total pagecache pages
[  418.634523]  ? lock_release+0x970/0x970
[  418.643081] 0 pages in swap cache
[  418.647303]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.651079] Swap cache stats: add 0, delete 0, find 0/0
[  418.651087] Free swap  = 0kB
[  418.655075]  ? find_held_lock+0x36/0x1c0
[  418.658498] Total swap = 0kB
[  418.658510] 1965979 pages RAM
[  418.663690]  ? graph_lock+0x170/0x170
[  418.669043] 0 pages HighMem/MovableOnly
[  418.672060]  ? pvclock_read_flags+0x160/0x160
[  418.676094] 342307 pages reserved
[  418.676102] 0 pages cma reserved
[  418.679118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.682279] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  418.685994]  ? check_preemption_disabled+0x48/0x200
[  418.690038] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.694462]  ? __lock_is_held+0xb5/0x140
[  418.697886] syz-fuzzer cpuset=
[  418.701251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.706763] /
[  418.713256]  ? check_preemption_disabled+0x48/0x200
[  418.718244]  mems_allowed=0
[  418.750849]  run_timer_softirq+0x52/0xb0
[  418.754915]  ? rcu_read_lock_sched_held+0x108/0x120
[  418.759954]  __do_softirq+0x30b/0xad8
[  418.763773]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  418.768907]  ? pvclock_read_flags+0x160/0x160
[  418.773434]  ? lapic_next_event+0x5a/0x90
[  418.777586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.783131]  ? check_preemption_disabled+0x48/0x200
[  418.788147]  ? check_preemption_disabled+0x48/0x200
[  418.793173]  ? kvm_clock_read+0x18/0x30
[  418.797149]  ? kvm_sched_clock_read+0x9/0x20
[  418.801559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.807108]  ? check_preemption_disabled+0x48/0x200
[  418.812142]  irq_exit+0x17f/0x1c0
[  418.815603]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.820460]  ? smp_reschedule_interrupt+0x109/0x650
[  418.825480]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.831364]  ? interrupt_entry+0xb5/0xf0
[  418.835429]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.840445]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.845463]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.850306]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.855325]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.860344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.865911]  ? check_preemption_disabled+0x48/0x200
[  418.870945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.876497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.881350]  apic_timer_interrupt+0xf/0x20
[  418.885578]  </IRQ>
[  418.887820] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  418.893710] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  418.912612] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  418.920326] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  418.927597] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  418.934863] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  418.942131] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  418.949401] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  418.956715]  ? save_stack+0xa9/0xd0
[  418.960362]  __kmalloc_node_track_caller+0x33/0x70
[  418.965295]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  418.970058]  pskb_expand_head+0x230/0x10f0
[  418.974306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.979844]  ? memcpy+0x45/0x50
[  418.983129]  ? __copy_skb_header+0x350/0x6b0
[  418.987539]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  418.992036]  ? skb_checksum+0x140/0x140
[  418.996050]  ? __lock_is_held+0xb5/0x140
[  419.000119]  ? kasan_check_write+0x14/0x20
[  419.004353]  ? __skb_clone+0x6c7/0xa00
[  419.008246]  ? __copy_skb_header+0x6b0/0x6b0
[  419.012655]  ? kmem_cache_alloc+0x33a/0x730
[  419.016993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.022542]  skb_ensure_writable+0x3dd/0x640
[  419.026965]  ? skb_cow_data+0xf10/0xf10
[  419.030955]  ? preempt_notifier_register+0x200/0x200
[  419.036060]  ? __switch_to_asm+0x34/0x70
[  419.040121]  ? __switch_to_asm+0x34/0x70
[  419.044185]  ? __switch_to_asm+0x40/0x70
[  419.048248]  ? __switch_to_asm+0x34/0x70
[  419.052308]  ? __switch_to_asm+0x40/0x70
[  419.056367]  ? __switch_to_asm+0x40/0x70
[  419.060427]  ? __switch_to_asm+0x34/0x70
[  419.064492]  ? __switch_to_asm+0x34/0x70
[  419.068553]  ? __switch_to_asm+0x40/0x70
[  419.072612]  ? __switch_to_asm+0x34/0x70
[  419.076684]  bpf_clone_redirect+0x14a/0x490
[  419.081022]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  419.086046]  ? __sched_text_start+0x8/0x8
[  419.090213]  ? find_held_lock+0x36/0x1c0
[  419.094285]  ? lock_acquire+0x1ed/0x520
[  419.098261]  ? bpf_test_run+0x32e/0x5a0
[  419.102324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.107866]  ? check_preemption_disabled+0x48/0x200
[  419.112889]  ? kasan_check_read+0x11/0x20
[  419.117042]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.122321]  ? rcu_bh_qs+0xc0/0xc0
[  419.125868]  ? preempt_schedule+0x4d/0x60
[  419.130026]  ? ___preempt_schedule+0x16/0x18
[  419.134444]  ? bpf_test_run+0x1c0/0x5a0
[  419.138430]  ? netlink_diag_dump+0x2a0/0x2a0
[  419.142845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.148390]  ? bpf_test_init.isra.9+0x70/0x100
[  419.152982]  ? bpf_prog_test_run_skb+0x634/0xb40
[  419.157750]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  419.162591]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.168127]  ? fput+0x130/0x1a0
[  419.171410]  ? __bpf_prog_get+0x9b/0x290
[  419.175476]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  419.180320]  ? bpf_prog_test_run+0x130/0x1a0
[  419.184741]  ? __x64_sys_bpf+0x3d8/0x510
[  419.188803]  ? bpf_prog_get+0x20/0x20
[  419.192626]  ? do_syscall_64+0x1b9/0x820
[  419.196691]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  419.202060]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.206990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.211840]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.216862]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.221880]  ? prepare_exit_to_usermode+0x291/0x3b0
[  419.226904]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.231766]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  419.237155] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  419.237235] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  419.244181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.244186] Call Trace:
[  419.244192]  <IRQ>
[  419.244212]  dump_stack+0x1c4/0x2b4
[  419.244230]  ? dump_stack_print_info.cold.2+0x52/0x52
[  419.250793] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.260067]  warn_alloc.cold.119+0xb7/0x1bd
[  419.262619] syz-executor0 cpuset=
[  419.264763]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.268377] syz0
[  419.273565]  ? lock_downgrade+0x900/0x900
[  419.284031]  mems_allowed=0
[  419.288354]  ? trace_hardirqs_off+0xb8/0x310
[  419.310021]  ? trace_hardirqs_off+0xb8/0x310
[  419.314443]  __alloc_pages_slowpath+0x2667/0x2d80
[  419.319320]  ? warn_alloc+0x120/0x120
[  419.323125]  ? trace_hardirqs_on+0x310/0x310
[  419.327540]  ? warn_alloc+0x120/0x120
[  419.331347]  ? print_usage_bug+0xc0/0xc0
[  419.335415]  ? warn_alloc+0x120/0x120
[  419.339214]  ? ktime_get+0x2e1/0x440
[  419.342932]  ? print_usage_bug+0xc0/0xc0
[  419.347007]  ? __lock_acquire+0x7ec/0x4ec0
[  419.351242]  ? __lock_acquire+0x7ec/0x4ec0
[  419.355476]  ? kasan_check_read+0x11/0x20
[  419.359634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.365174]  ? should_fail+0x22d/0xd01
[  419.369066]  ? rcu_bh_qs+0xc0/0xc0
[  419.372609]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.377714]  ? __lock_acquire+0x7ec/0x4ec0
[  419.381963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.387068]  ? __lock_acquire+0x7ec/0x4ec0
[  419.391301]  ? should_fail+0x22d/0xd01
[  419.395193]  ? rcu_idle_enter+0x4b0/0x4b0
[  419.399350]  ? mark_held_locks+0x130/0x130
[  419.403589]  ? mark_held_locks+0x130/0x130
[  419.407858]  ? mark_held_locks+0xc7/0x130
[  419.412028]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  419.417050]  ? graph_lock+0x170/0x170
[  419.420852]  ? print_usage_bug+0xc0/0xc0
[  419.424918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.430468]  ? check_preemption_disabled+0x48/0x200
[  419.435484]  ? check_preemption_disabled+0x48/0x200
[  419.440521]  ? __lock_is_held+0xb5/0x140
[  419.444595]  __alloc_pages_nodemask+0xa80/0xde0
[  419.449268]  ? graph_lock+0x170/0x170
[  419.453075]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  419.458089]  ? graph_lock+0x170/0x170
[  419.461900]  ? find_held_lock+0x36/0x1c0
[  419.465979]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.470650]  ? lock_downgrade+0x900/0x900
[  419.474806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.480367]  cache_grow_begin+0x91/0x8c0
[  419.484432]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.488849]  fallback_alloc+0x203/0x2e0
[  419.492844]  ____cache_alloc_node+0x1c7/0x1e0
[  419.497349]  kmem_cache_alloc_node+0xe3/0x730
[  419.501847]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.506093]  __alloc_skb+0x119/0x770
[  419.509809]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.515091]  ? skb_scrub_packet+0x490/0x490
[  419.519414]  ? lock_downgrade+0x900/0x900
[  419.523572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.529118]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.534576]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.540034]  ? addrconf_rs_timer+0x690/0x690
[  419.544460]  ndisc_alloc_skb+0x144/0x340
[  419.548532]  ndisc_send_rs+0x331/0x6e0
[  419.552433]  addrconf_rs_timer+0x314/0x690
[  419.556674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.560923]  call_timer_fn+0x272/0x920
[  419.564819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.569058]  ? process_timeout+0x40/0x40
[  419.573123]  ? find_held_lock+0x36/0x1c0
[  419.577196]  ? mark_held_locks+0xc7/0x130
[  419.581349]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.585846]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.590343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.594583]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  419.599200]  ? trace_hardirqs_on+0xbd/0x310
[  419.603558]  ? kasan_check_read+0x11/0x20
[  419.607708]  ? __run_timers+0x7da/0xc70
[  419.611685]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.617145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.621387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.625628]  __run_timers+0x7e5/0xc70
[  419.629446]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  419.634810]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.640092]  ? rcu_bh_qs+0xc0/0xc0
[  419.643636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.649184]  ? mark_held_locks+0xc7/0x130
[  419.653581]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.658347]  ? retint_kernel+0x2d/0x2d
[  419.662238]  ? trace_hardirqs_on_caller+0xc0/0x310
[  419.667171]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.671933]  ? trace_hardirqs_off+0x310/0x310
[  419.676444]  ? check_preemption_disabled+0x48/0x200
[  419.681465]  ? graph_lock+0x170/0x170
[  419.685273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.690836]  ? check_preemption_disabled+0x48/0x200
[  419.695870]  ? __lock_is_held+0xb5/0x140
[  419.699947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.705493]  ? check_preemption_disabled+0x48/0x200
[  419.710539]  run_timer_softirq+0x52/0xb0
[  419.714607]  ? rcu_read_lock_sched_held+0x108/0x120
[  419.719627]  __do_softirq+0x30b/0xad8
[  419.723440]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  419.728553]  ? pvclock_read_flags+0x160/0x160
[  419.733053]  ? lapic_next_event+0x5a/0x90
[  419.737203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.742749]  ? check_preemption_disabled+0x48/0x200
[  419.747768]  ? check_preemption_disabled+0x48/0x200
[  419.752793]  ? kvm_clock_read+0x18/0x30
[  419.756767]  ? kvm_sched_clock_read+0x9/0x20
[  419.761181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.766722]  ? check_preemption_disabled+0x48/0x200
[  419.771769]  irq_exit+0x17f/0x1c0
[  419.775233]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.780083]  ? smp_reschedule_interrupt+0x109/0x650
[  419.785629]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.791521]  ? interrupt_entry+0xb5/0xf0
[  419.795587]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.800606]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.805629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.810474]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.815498]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.820528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.826074]  ? check_preemption_disabled+0x48/0x200
[  419.831091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.836731]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.841589]  apic_timer_interrupt+0xf/0x20
[  419.845825]  </IRQ>
[  419.848070] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  419.853347] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  419.872257] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  419.879997] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  419.887270] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  419.894545] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  419.901839] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  419.909117] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  419.916429]  ? arch_local_irq_restore+0x45/0x52
[  419.921121]  dump_stack+0x26a/0x2b4
[  419.924767]  ? dump_stack_print_info.cold.2+0x52/0x52
[  419.929972]  ? mark_held_locks+0x130/0x130
[  419.934213]  ? mark_held_locks+0x130/0x130
[  419.938455]  dump_header+0x27b/0xf72
[  419.942190]  ? pagefault_out_of_memory+0x197/0x197
[  419.947133]  ? __lock_acquire+0x7ec/0x4ec0
[  419.951371]  ? mem_cgroup_charge_statistics+0x780/0x780
[  419.956738]  ? print_usage_bug+0xc0/0xc0
[  419.960801]  ? print_usage_bug+0xc0/0xc0
[  419.964875]  ? graph_lock+0x170/0x170
[  419.968678]  ? print_usage_bug+0xc0/0xc0
[  419.972738]  ? print_usage_bug+0xc0/0xc0
[  419.976807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.982348]  ? find_held_lock+0x36/0x1c0
[  419.986420]  ? mark_held_locks+0xc7/0x130
[  419.990577]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  419.995683]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.000792]  ? lockdep_hardirqs_on+0x421/0x5c0
[  420.005377]  ? trace_hardirqs_on+0xbd/0x310
[  420.009702]  ? kasan_check_read+0x11/0x20
[  420.013852]  ? ___ratelimit+0x36f/0x655
[  420.017830]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.023284]  ? trace_hardirqs_on+0x310/0x310
[  420.027696]  ? lock_downgrade+0x900/0x900
[  420.031851]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.036963]  ? ___ratelimit+0xaa/0x655
[  420.040859]  ? idr_get_free+0xec0/0xec0
[  420.044834]  ? kasan_check_write+0x14/0x20
[  420.049072]  ? do_raw_spin_lock+0xc1/0x200
[  420.053320]  oom_kill_process.cold.27+0x10/0x903
[  420.058084]  ? graph_lock+0x170/0x170
[  420.061896]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.067695]  ? kasan_check_read+0x11/0x20
[  420.071849]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.077134]  ? oom_evaluate_task+0x540/0x540
[  420.081548]  ? find_held_lock+0x36/0x1c0
[  420.085622]  ? out_of_memory+0x974/0x1430
[  420.089777]  ? lock_downgrade+0x900/0x900
[  420.093932]  ? check_preemption_disabled+0x48/0x200
[  420.099061]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.104867]  ? kasan_check_read+0x11/0x20
[  420.109020]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.114302]  ? rcu_bh_qs+0xc0/0xc0
[  420.117855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.123393]  ? oom_evaluate_task+0x302/0x540
[  420.127809]  out_of_memory+0xa84/0x1430
[  420.131797]  ? oom_killer_disable+0x3a0/0x3a0
[  420.136308]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  420.141246]  ? __mutex_add_waiter+0x2a0/0x2a0
[  420.145758]  __alloc_pages_slowpath+0x2318/0x2d80
[  420.150639]  ? warn_alloc+0x120/0x120
[  420.154458]  ? find_get_entry+0x2f2/0xc40
[  420.158622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.164165]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  420.169102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.174645]  ? should_fail+0x22d/0xd01
[  420.178545]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.183654]  ? __lock_is_held+0xb5/0x140
[  420.187749]  ? __lock_is_held+0xb5/0x140
[  420.191823]  ? find_held_lock+0x36/0x1c0
[  420.195890]  ? ___might_sleep+0x1ed/0x300
[  420.200047]  ? lock_release+0x970/0x970
[  420.204028]  ? arch_local_save_flags+0x40/0x40
[  420.208629]  ? __might_sleep+0x95/0x190
[  420.212614]  __alloc_pages_nodemask+0xa80/0xde0
[  420.217299]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  420.222326]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.228125]  ? kasan_check_read+0x11/0x20
[  420.232276]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.237565]  ? graph_lock+0x170/0x170
[  420.241375]  ? print_usage_bug+0xc0/0xc0
[  420.245441]  ? graph_lock+0x170/0x170
[  420.249242]  ? graph_lock+0x170/0x170
[  420.253051]  ? __do_page_cache_readahead+0x7ce/0x980
[  420.258171]  ? find_held_lock+0x36/0x1c0
[  420.262244]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  420.267788]  alloc_pages_current+0x10c/0x210
[  420.272201]  ? lock_downgrade+0x900/0x900
[  420.276356]  __page_cache_alloc+0x38f/0x5b0
[  420.280688]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.286485]  ? kasan_check_read+0x11/0x20
[  420.290661]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.295952]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  420.300628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.306177]  ? check_preemption_disabled+0x48/0x200
[  420.311219]  filemap_fault+0x1594/0x25f0
[  420.315307]  ? __lock_page_or_retry+0xa00/0xa00
[  420.319989]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.325795]  ? kasan_check_read+0x11/0x20
[  420.329973]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.335269]  ? rcu_bh_qs+0xc0/0xc0
[  420.338835]  ? filemap_map_pages+0xdea/0x1980
[  420.343344]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.348459]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  420.353771]  ? debug_object_free+0x325/0x690
[  420.358193]  ? find_get_pages_range_tag+0x1320/0x1320
[  420.363393]  ? graph_lock+0x170/0x170
[  420.367205]  ? kasan_check_read+0x11/0x20
[  420.371364]  ? debug_object_destroy+0x2b0/0x2b0
[  420.376050]  ? lock_acquire+0x1ed/0x520
[  420.380035]  ? ext4_filemap_fault+0x7a/0xad
[  420.384369]  ? lock_release+0x970/0x970
[  420.388348]  ? arch_local_save_flags+0x40/0x40
[  420.392951]  ? futex_wait_setup+0x3e0/0x3e0
[  420.397298]  ? down_read+0xb0/0x1d0
[  420.401044]  ? ext4_filemap_fault+0x7a/0xad
[  420.405377]  ? __down_interruptible+0x700/0x700
[  420.410069]  ext4_filemap_fault+0x82/0xad
[  420.414223]  __do_fault+0x100/0x6b0
[  420.417862]  ? print_bad_pte+0x6c0/0x6c0
[  420.421961]  ? do_futex+0x249/0x26d0
[  420.425684]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.430100]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  420.434682]  ? kasan_check_read+0x11/0x20
[  420.438834]  ? pmd_val+0x88/0x100
[  420.442292]  ? add_mm_counter_fast+0xd0/0xd0
[  420.446703]  ? pmd_val+0x88/0x100
[  420.450161]  ? add_mm_counter_fast+0xd0/0xd0
[  420.454579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.460123]  __handle_mm_fault+0x3709/0x53e0
[  420.464548]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  420.469397]  ? graph_lock+0x170/0x170
[  420.473200]  ? print_usage_bug+0xc0/0xc0
[  420.477271]  ? graph_lock+0x170/0x170
[  420.481076]  ? graph_lock+0x170/0x170
[  420.484904]  ? handle_mm_fault+0x42a/0xc70
[  420.489148]  ? lock_downgrade+0x900/0x900
[  420.493302]  ? check_preemption_disabled+0x48/0x200
[  420.498326]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.504126]  ? kasan_check_read+0x11/0x20
[  420.508288]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.513578]  ? rcu_bh_qs+0xc0/0xc0
[  420.517128]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.522597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.528143]  ? check_preemption_disabled+0x48/0x200
[  420.533170]  handle_mm_fault+0x54f/0xc70
[  420.537238]  ? __handle_mm_fault+0x53e0/0x53e0
[  420.541825]  ? find_vma+0x34/0x190
[  420.545377]  __do_page_fault+0x67d/0xed0
[  420.549451]  ? mm_fault_error+0x380/0x380
[  420.553605]  ? trace_hardirqs_off+0xb8/0x310
[  420.558022]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  420.563390]  ? trace_hardirqs_on+0x310/0x310
[  420.567808]  do_page_fault+0xf2/0x7e0
[  420.571613]  ? vmalloc_sync_all+0x30/0x30
[  420.575767]  ? error_entry+0x70/0xd0
[  420.579488]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.584517]  ? trace_hardirqs_on_caller+0xc0/0x310
[  420.589454]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.594386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.599239]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.604256]  ? trace_hardirqs_off+0x310/0x310
[  420.608764]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.613788]  ? page_fault+0x8/0x30
[  420.617336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.622190]  ? page_fault+0x8/0x30
[  420.625753]  page_fault+0x1e/0x30
[  420.629211] RIP: 0033:0x45ddf3
[  420.632410] Code: Bad RIP value.
[  420.635776] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  420.641148] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  420.648424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  420.655697] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  420.662972] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  420.670242] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  420.677539] warn_alloc_show_mem: 1 callbacks suppressed
[  420.677552] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  420.677554] Mem-Info:
[  420.677583] active_anon:29560 inactive_anon:112 isolated_anon:0
[  420.677583]  active_file:13 inactive_file:14 isolated_file:0
[  420.677583]  unevictable:0 dirty:0 writeback:0 unstable:0
[  420.677583]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  420.677583]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  420.677583]  free:13798 free_pcp:488 free_cma:0
[  420.682924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.682933] Call Trace:
[  420.690239] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  420.692641]  <IRQ>
[  420.725516] Node 0 
[  420.734893]  dump_stack+0x1c4/0x2b4
[  420.737490] 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
[  420.764805]  ? dump_stack_print_info.cold.2+0x52/0x52
[  420.766932] lowmem_reserve[]:
[  420.769209]  warn_alloc.cold.119+0xb7/0x1bd
[  420.772805]  0
[  420.798328]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.803529]  2819
[  420.806648]  ? lock_downgrade+0x900/0x900
[  420.810956]  6323
[  420.812766]  ? trace_hardirqs_off+0xb8/0x310
[  420.817580]  6323
[  420.819652]  ? trace_hardirqs_off+0xb8/0x310
[  420.823785] Node 0 
[  420.825857]  __alloc_pages_slowpath+0x2667/0x2d80
[  420.830255] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  420.832316]  ? warn_alloc+0x120/0x120
[  420.836669] lowmem_reserve[]: 0
[  420.838919]  ? trace_hardirqs_on+0x310/0x310
[  420.843725]  0 3503
[  420.870483]  ? warn_alloc+0x120/0x120
[  420.874270]  3503
[  420.877555]  ? print_usage_bug+0xc0/0xc0
[  420.884178]  ? warn_alloc+0x120/0x120
[  420.887960] Node 0 
[  420.890022]  ? ktime_get+0x2e1/0x440
[  420.894107] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  420.897881]  ? print_usage_bug+0xc0/0xc0
[  420.900084] lowmem_reserve[]: 0
[  420.903825]  ? __lock_acquire+0x7ec/0x4ec0
[  420.932256]  0 0
[  420.936340]  ? __lock_acquire+0x7ec/0x4ec0
[  420.939587]  0
[  420.943824]  ? kasan_check_read+0x11/0x20
[  420.950013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.951785] Node 0 
[  420.955931]  ? should_fail+0x22d/0xd01
[  420.961441] DMA: 1*4kB 
[  420.963686]  ? rcu_bh_qs+0xc0/0xc0
[  420.967545] (U) 
[  420.970143]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.973665] 0*8kB 
[  420.975646]  ? __lock_acquire+0x7ec/0x4ec0
[  420.980745] 0*16kB 
[  420.982910]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.987123] 1*32kB 
[  420.989367]  ? __lock_acquire+0x7ec/0x4ec0
[  420.994444] (U) 
[  420.996687]  ? should_fail+0x22d/0xd01
[  421.000894] 2*64kB 
[  421.002874]  ? rcu_idle_enter+0x4b0/0x4b0
[  421.006734] (U) 
[  421.008983]  ? mark_held_locks+0x130/0x130
[  421.013098] 1*128kB (U) 
[  421.015081]  ? mark_held_locks+0x130/0x130
[  421.019289] 1*256kB 
[  421.021966]  ? mark_held_locks+0xc7/0x130
[  421.026177] (U) 
[  421.028506]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  421.032634] 0*512kB 
[  421.034609]  ? graph_lock+0x170/0x170
[  421.039597] 1*1024kB (U) 
[  421.041932]  ? print_usage_bug+0xc0/0xc0
[  421.045712] 1*2048kB 
[  421.048467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.052507] (M) 
[  421.054915]  ? check_preemption_disabled+0x48/0x200
[  421.060417] 3*4096kB (M) 
[  421.062442]  ? check_preemption_disabled+0x48/0x200
[  421.067425] = 15908kB
[  421.067433] Node 0 
[  421.070196]  ? __lock_is_held+0xb5/0x140
[  421.075178] DMA32: 
[  421.077592]  __alloc_pages_nodemask+0xa80/0xde0
[  421.079799] 6*4kB 
[  421.083854]  ? graph_lock+0x170/0x170
[  421.086069] (MH) 
[  421.090741]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  421.092863] 0*8kB 3*16kB 
[  421.096671]  ? graph_lock+0x170/0x170
[  421.098712] (MH) 
[  421.103750]  ? find_held_lock+0x36/0x1c0
[  421.106473] 2*32kB (M) 
[  421.110299]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.112333] 5*64kB 
[  421.116389]  ? lock_downgrade+0x900/0x900
[  421.118957] (MH) 
[  421.123643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.125852] 4*128kB 
[  421.129999]  cache_grow_begin+0x91/0x8c0
[  421.132036] (MH) 
[  421.137569]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.139860] 3*256kB (M) 
[  421.143945]  fallback_alloc+0x203/0x2e0
[  421.145979] 4*512kB 
[  421.150390]  ____cache_alloc_node+0x1c7/0x1e0
[  421.153033] (MH) 
[  421.157012]  kmem_cache_alloc_node+0xe3/0x730
[  421.159302] 3*1024kB 
[  421.163796]  ? ipv6_get_ifaddr+0x42e/0x620
[  421.165830] (MH) 
[  421.170595]  __alloc_skb+0x119/0x770
[  421.172978] 3*2048kB 
[  421.177210]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  421.179244] (M) 
[  421.182963]  ? skb_scrub_packet+0x490/0x490
[  421.185347] 3*4096kB (M) 
[  421.190634]  ? lock_downgrade+0x900/0x900
[  421.192586] = 25288kB
[  421.196906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.199638] Node 0 
[  421.203789]  ? refcount_sub_and_test_checked+0x203/0x310
[  421.206166] Normal: 9*4kB 
[  421.211704]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  421.213918] (ME) 
[  421.219371]  ? addrconf_rs_timer+0x690/0x690
[  421.222185] 37*8kB (UM) 
[  421.227646]  ndisc_alloc_skb+0x144/0x340
[  421.229675] 34*16kB (UMH) 
[  421.234088]  ndisc_send_rs+0x331/0x6e0
[  421.236737] 36*32kB 
[  421.240792]  addrconf_rs_timer+0x314/0x690
[  421.243613] (UMH) 
[  421.247503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.249807] 19*64kB 
[  421.254050]  call_timer_fn+0x272/0x920
[  421.256168] (MH) 
[  421.260397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.262695] 11*128kB (UMH) 
[  421.266586]  ? process_timeout+0x40/0x40
[  421.268628] 5*256kB 
[  421.272851]  ? find_held_lock+0x36/0x1c0
[  421.272874]  ? __run_timers+0x7da/0xc70
[  421.275776] (UM) 
[  421.279832]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.282129] 4*512kB (UH) 
[  421.286196]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.290147] 2*1024kB 
[  421.292208]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.296678] (H) 
[  421.299436]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  421.303896] 2*2048kB (MH) 
[  421.306313]  ? trace_hardirqs_on+0xbd/0x310
[  421.310522] 0*4096kB 
[  421.312494]  ? kasan_check_read+0x11/0x20
[  421.317055] = 14124kB
[  421.319897]  ? __run_timers+0x7da/0xc70
[  421.324197] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.326601]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.330724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.330732] 146 total pagecache pages
[  421.333141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.337093] 0 pages in swap cache
[  421.345925]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.351378] Swap cache stats: add 0, delete 0, find 0/0
[  421.359968]  __run_timers+0x7e5/0xc70
[  421.363737] Free swap  = 0kB
[  421.363746] Total swap = 0kB
[  421.367987]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  421.371404] 1965979 pages RAM
[  421.375637]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.380977] 0 pages HighMem/MovableOnly
[  421.384773]  ? graph_lock+0x170/0x170
[  421.387766] 342307 pages reserved
[  421.390798]  ? enqueue_hrtimer+0x1a5/0x560
[  421.396140] 0 pages cma reserved
[  421.396235] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.399255]  ? lock_release+0x970/0x970
[  421.399274]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.399293]  ? find_held_lock+0x36/0x1c0
[  421.404348] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.408351]  ? graph_lock+0x170/0x170
[  421.412129] syz-fuzzer cpuset=
[  421.415578]  ? pvclock_read_flags+0x160/0x160
[  421.419785] /
[  421.423153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.429624]  mems_allowed=0
[  421.433594]  ? check_preemption_disabled+0x48/0x200
[  421.479644]  ? __lock_is_held+0xb5/0x140
[  421.483712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.489255]  ? check_preemption_disabled+0x48/0x200
[  421.494284]  run_timer_softirq+0x52/0xb0
[  421.498352]  ? rcu_read_lock_sched_held+0x108/0x120
[  421.503378]  __do_softirq+0x30b/0xad8
[  421.507198]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  421.512318]  ? pvclock_read_flags+0x160/0x160
[  421.516815]  ? lapic_next_event+0x5a/0x90
[  421.520974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.526526]  ? check_preemption_disabled+0x48/0x200
[  421.531550]  ? check_preemption_disabled+0x48/0x200
[  421.536589]  ? kvm_clock_read+0x18/0x30
[  421.540569]  ? kvm_sched_clock_read+0x9/0x20
[  421.544988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.550545]  ? check_preemption_disabled+0x48/0x200
[  421.555582]  irq_exit+0x17f/0x1c0
[  421.559050]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.563897]  ? smp_reschedule_interrupt+0x109/0x650
[  421.568918]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.574815]  ? interrupt_entry+0xb5/0xf0
[  421.578882]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.583902]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.588921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.593782]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.598803]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.603826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.609394]  ? check_preemption_disabled+0x48/0x200
[  421.614416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.619975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.624842]  apic_timer_interrupt+0xf/0x20
[  421.629079]  </IRQ>
[  421.631324] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  421.637213] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  421.656579] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  421.664302] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  421.671575] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  421.678845] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  421.686117] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  421.693389] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  421.700695]  ? save_stack+0xa9/0xd0
[  421.704343]  __kmalloc_node_track_caller+0x33/0x70
[  421.709315]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  421.714101]  pskb_expand_head+0x230/0x10f0
[  421.718519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.724062]  ? memcpy+0x45/0x50
[  421.727346]  ? __copy_skb_header+0x350/0x6b0
[  421.731761]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  421.736261]  ? skb_checksum+0x140/0x140
[  421.740251]  ? __lock_is_held+0xb5/0x140
[  421.744320]  ? kasan_check_write+0x14/0x20
[  421.748557]  ? __skb_clone+0x6c7/0xa00
[  421.752450]  ? __copy_skb_header+0x6b0/0x6b0
[  421.756864]  ? kmem_cache_alloc+0x33a/0x730
[  421.761192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.766738]  skb_ensure_writable+0x3dd/0x640
[  421.771154]  ? skb_cow_data+0xf10/0xf10
[  421.775133]  ? preempt_notifier_register+0x200/0x200
[  421.780240]  ? __switch_to_asm+0x34/0x70
[  421.784478]  ? __switch_to_asm+0x34/0x70
[  421.788533]  ? __switch_to_asm+0x40/0x70
[  421.792609]  ? __switch_to_asm+0x34/0x70
[  421.796676]  ? __switch_to_asm+0x40/0x70
[  421.800741]  ? __switch_to_asm+0x40/0x70
[  421.804808]  ? __switch_to_asm+0x34/0x70
[  421.808964]  ? __switch_to_asm+0x34/0x70
[  421.813035]  ? __switch_to_asm+0x40/0x70
[  421.817095]  ? __switch_to_asm+0x34/0x70
[  421.821169]  bpf_clone_redirect+0x14a/0x490
[  421.825512]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  421.830536]  ? __sched_text_start+0x8/0x8
[  421.834705]  ? find_held_lock+0x36/0x1c0
[  421.838778]  ? lock_acquire+0x1ed/0x520
[  421.842756]  ? bpf_test_run+0x32e/0x5a0
[  421.846731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.852276]  ? check_preemption_disabled+0x48/0x200
[  421.857299]  ? kasan_check_read+0x11/0x20
[  421.861452]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  421.866732]  ? rcu_bh_qs+0xc0/0xc0
[  421.870276]  ? preempt_schedule+0x4d/0x60
[  421.874429]  ? ___preempt_schedule+0x16/0x18
[  421.878847]  ? bpf_test_run+0x1c0/0x5a0
[  421.882833]  ? netlink_diag_dump+0x2a0/0x2a0
[  421.887246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.892801]  ? bpf_test_init.isra.9+0x70/0x100
[  421.897389]  ? bpf_prog_test_run_skb+0x634/0xb40
[  421.902153]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  421.906999]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  421.912542]  ? fput+0x130/0x1a0
[  421.915827]  ? __bpf_prog_get+0x9b/0x290
[  421.919897]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  421.924742]  ? bpf_prog_test_run+0x130/0x1a0
[  421.929155]  ? __x64_sys_bpf+0x3d8/0x510
[  421.933234]  ? bpf_prog_get+0x20/0x20
[  421.937068]  ? do_syscall_64+0x1b9/0x820
[  421.941132]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  421.946501]  ? syscall_return_slowpath+0x5e0/0x5e0
[  421.951433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.956280]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.961300]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  421.966320]  ? prepare_exit_to_usermode+0x291/0x3b0
[  421.971345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.976203]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  421.981590] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  421.981660] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.988527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.988536] Call Trace:
[  421.995135] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.004368]  <IRQ>
[  422.006952] syz-executor0 cpuset=
[  422.017441]  dump_stack+0x1c4/0x2b4
[  422.019563] syz0
[  422.023013]  ? dump_stack_print_info.cold.2+0x52/0x52
[  422.026624]  mems_allowed=0
[  422.028609]  warn_alloc.cold.119+0xb7/0x1bd
[  422.041013]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.045864]  ? lock_downgrade+0x900/0x900
[  422.050029]  ? trace_hardirqs_off+0xb8/0x310
[  422.054452]  ? trace_hardirqs_off+0xb8/0x310
[  422.058872]  __alloc_pages_slowpath+0x2667/0x2d80
[  422.063795]  ? warn_alloc+0x120/0x120
[  422.067628]  ? warn_alloc+0x120/0x120
[  422.071435]  ? print_usage_bug+0xc0/0xc0
[  422.075497]  ? warn_alloc+0x120/0x120
[  422.079308]  ? print_usage_bug+0xc0/0xc0
[  422.083389]  ? __lock_acquire+0x7ec/0x4ec0
[  422.087628]  ? __lock_acquire+0x7ec/0x4ec0
[  422.091868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.097408]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.102955]  ? should_fail+0x22d/0xd01
[  422.106849]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.111964]  ? __lock_acquire+0x7ec/0x4ec0
[  422.116208]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.121309]  ? __lock_acquire+0x7ec/0x4ec0
[  422.125546]  ? should_fail+0x22d/0xd01
[  422.129451]  ? mark_held_locks+0x130/0x130
[  422.133697]  ? mark_held_locks+0x130/0x130
[  422.137935]  ? graph_lock+0x170/0x170
[  422.141749]  ? print_usage_bug+0xc0/0xc0
[  422.145814]  ? graph_lock+0x170/0x170
[  422.149618]  ? print_usage_bug+0xc0/0xc0
[  422.153683]  ? wq_watchdog_touch+0x9c/0xfe
[  422.157923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.163476]  ? check_preemption_disabled+0x48/0x200
[  422.168499]  ? check_preemption_disabled+0x48/0x200
[  422.173546]  ? __lock_is_held+0xb5/0x140
[  422.177623]  __alloc_pages_nodemask+0xa80/0xde0
[  422.182295]  ? graph_lock+0x170/0x170
[  422.186101]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  422.191118]  ? graph_lock+0x170/0x170
[  422.194933]  ? find_held_lock+0x36/0x1c0
[  422.199014]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.203693]  ? lock_downgrade+0x900/0x900
[  422.207868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.213415]  cache_grow_begin+0x91/0x8c0
[  422.217480]  ? do_raw_spin_unlock+0xa7/0x2f0
[  422.221907]  fallback_alloc+0x203/0x2e0
[  422.225897]  ____cache_alloc_node+0x1c7/0x1e0
[  422.230402]  kmem_cache_alloc_node+0xe3/0x730
[  422.234903]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.239159]  __alloc_skb+0x119/0x770
[  422.242878]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.248162]  ? skb_scrub_packet+0x490/0x490
[  422.252490]  ? lock_downgrade+0x900/0x900
[  422.256654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.262197]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.267652]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.273111]  ? addrconf_rs_timer+0x690/0x690
[  422.277542]  ndisc_alloc_skb+0x144/0x340
[  422.281612]  ndisc_send_rs+0x331/0x6e0
[  422.285516]  addrconf_rs_timer+0x314/0x690
[  422.289759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.294009]  call_timer_fn+0x272/0x920
[  422.297900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.302138]  ? process_timeout+0x40/0x40
[  422.306201]  ? find_held_lock+0x36/0x1c0
[  422.310272]  ? mark_held_locks+0xc7/0x130
[  422.314424]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.318921]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.323425]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.327665]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  422.332255]  ? trace_hardirqs_on+0xbd/0x310
[  422.336578]  ? kasan_check_read+0x11/0x20
[  422.340734]  ? __run_timers+0x7da/0xc70
[  422.344714]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.350176]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.354420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.358655]  __run_timers+0x7e5/0xc70
[  422.362469]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  422.367833]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.373113]  ? rcu_bh_qs+0xc0/0xc0
[  422.376658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.382210]  ? mark_held_locks+0xc7/0x130
[  422.386364]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.391125]  ? retint_kernel+0x2d/0x2d
[  422.395033]  ? trace_hardirqs_on_caller+0xc0/0x310
[  422.399991]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.404760]  ? trace_hardirqs_off+0x310/0x310
[  422.409263]  ? check_preemption_disabled+0x48/0x200
[  422.414281]  ? graph_lock+0x170/0x170
[  422.418087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.423637]  ? check_preemption_disabled+0x48/0x200
[  422.428666]  ? __lock_is_held+0xb5/0x140
[  422.432729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.438269]  ? check_preemption_disabled+0x48/0x200
[  422.443293]  run_timer_softirq+0x52/0xb0
[  422.447360]  ? rcu_read_lock_sched_held+0x108/0x120
[  422.452378]  __do_softirq+0x30b/0xad8
[  422.456195]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  422.461304]  ? pvclock_read_flags+0x160/0x160
[  422.465798]  ? lapic_next_event+0x5a/0x90
[  422.469956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.475497]  ? check_preemption_disabled+0x48/0x200
[  422.480535]  ? check_preemption_disabled+0x48/0x200
[  422.485561]  ? kvm_clock_read+0x18/0x30
[  422.489549]  ? kvm_sched_clock_read+0x9/0x20
[  422.493999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.499539]  ? check_preemption_disabled+0x48/0x200
[  422.504572]  irq_exit+0x17f/0x1c0
[  422.508031]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.512879]  ? smp_reschedule_interrupt+0x109/0x650
[  422.517901]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.523791]  ? interrupt_entry+0xb5/0xf0
[  422.527855]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.532877]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.537894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.542738]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.547755]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.552774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.558313]  ? check_preemption_disabled+0x48/0x200
[  422.563333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.568881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.573735]  apic_timer_interrupt+0xf/0x20
[  422.577972]  </IRQ>
[  422.580215] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  422.585494] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  422.604418] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  422.612135] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  422.619403] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  422.626671] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  422.633949] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  422.641221] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  422.648542]  ? arch_local_irq_restore+0x45/0x52
[  422.653228]  dump_stack+0x26a/0x2b4
[  422.656860]  ? dump_stack_print_info.cold.2+0x52/0x52
[  422.662057]  ? mark_held_locks+0x130/0x130
[  422.666291]  ? mark_held_locks+0x130/0x130
[  422.670536]  dump_header+0x27b/0xf72
[  422.674267]  ? pagefault_out_of_memory+0x197/0x197
[  422.679206]  ? __lock_acquire+0x7ec/0x4ec0
[  422.683444]  ? mem_cgroup_charge_statistics+0x780/0x780
[  422.688810]  ? print_usage_bug+0xc0/0xc0
[  422.692875]  ? print_usage_bug+0xc0/0xc0
[  422.696953]  ? graph_lock+0x170/0x170
[  422.700758]  ? print_usage_bug+0xc0/0xc0
[  422.704818]  ? print_usage_bug+0xc0/0xc0
[  422.708892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.714442]  ? find_held_lock+0x36/0x1c0
[  422.718516]  ? mark_held_locks+0xc7/0x130
[  422.722672]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.727779]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.732887]  ? lockdep_hardirqs_on+0x421/0x5c0
[  422.737475]  ? trace_hardirqs_on+0xbd/0x310
[  422.741801]  ? kasan_check_read+0x11/0x20
[  422.745956]  ? ___ratelimit+0x36f/0x655
[  422.749934]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.755415]  ? trace_hardirqs_on+0x310/0x310
[  422.759831]  ? lock_downgrade+0x900/0x900
[  422.763986]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  422.769093]  ? ___ratelimit+0xaa/0x655
[  422.772986]  ? idr_get_free+0xec0/0xec0
[  422.776965]  ? kasan_check_write+0x14/0x20
[  422.781204]  ? do_raw_spin_lock+0xc1/0x200
[  422.785451]  oom_kill_process.cold.27+0x10/0x903
[  422.790214]  ? graph_lock+0x170/0x170
[  422.794021]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  422.799821]  ? kasan_check_read+0x11/0x20
[  422.803981]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.809266]  ? oom_evaluate_task+0x540/0x540
[  422.813681]  ? find_held_lock+0x36/0x1c0
[  422.817752]  ? out_of_memory+0x974/0x1430
[  422.821902]  ? lock_downgrade+0x900/0x900
[  422.826057]  ? check_preemption_disabled+0x48/0x200
[  422.831087]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  422.836916]  ? kasan_check_read+0x11/0x20
[  422.841076]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.846358]  ? rcu_bh_qs+0xc0/0xc0
[  422.849905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.855451]  ? oom_evaluate_task+0x302/0x540
[  422.859866]  out_of_memory+0xa84/0x1430
[  422.863850]  ? oom_killer_disable+0x3a0/0x3a0
[  422.868350]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  422.873285]  ? __mutex_add_waiter+0x2a0/0x2a0
[  422.877795]  __alloc_pages_slowpath+0x2318/0x2d80
[  422.882670]  ? warn_alloc+0x120/0x120
[  422.886492]  ? find_get_entry+0x2f2/0xc40
[  422.890659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.896202]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  422.901134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.906676]  ? should_fail+0x22d/0xd01
[  422.910570]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.915675]  ? __lock_is_held+0xb5/0x140
[  422.919766]  ? __lock_is_held+0xb5/0x140
[  422.923839]  ? find_held_lock+0x36/0x1c0
[  422.927908]  ? ___might_sleep+0x1ed/0x300
[  422.932067]  ? lock_release+0x970/0x970
[  422.936044]  ? arch_local_save_flags+0x40/0x40
[  422.940638]  ? __might_sleep+0x95/0x190
[  422.944623]  __alloc_pages_nodemask+0xa80/0xde0
[  422.949301]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  422.954326]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  422.960122]  ? kasan_check_read+0x11/0x20
[  422.964274]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.969556]  ? graph_lock+0x170/0x170
[  422.973361]  ? print_usage_bug+0xc0/0xc0
[  422.977443]  ? graph_lock+0x170/0x170
[  422.981244]  ? graph_lock+0x170/0x170
[  422.985050]  ? __do_page_cache_readahead+0x7ce/0x980
[  422.990179]  ? find_held_lock+0x36/0x1c0
[  422.994247]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  422.999793]  alloc_pages_current+0x10c/0x210
[  423.004206]  ? lock_downgrade+0x900/0x900
[  423.008367]  __page_cache_alloc+0x38f/0x5b0
[  423.012692]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  423.018487]  ? kasan_check_read+0x11/0x20
[  423.022645]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.027931]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  423.032618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.038160]  ? check_preemption_disabled+0x48/0x200
[  423.043187]  filemap_fault+0x1594/0x25f0
[  423.047264]  ? __lock_page_or_retry+0xa00/0xa00
[  423.051934]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  423.057742]  ? kasan_check_read+0x11/0x20
[  423.061894]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.067175]  ? rcu_bh_qs+0xc0/0xc0
[  423.070730]  ? filemap_map_pages+0xdea/0x1980
[  423.075236]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  423.080347]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  423.085619]  ? debug_object_free+0x325/0x690
[  423.090033]  ? find_get_pages_range_tag+0x1320/0x1320
[  423.095232]  ? graph_lock+0x170/0x170
[  423.099040]  ? kasan_check_read+0x11/0x20
[  423.103195]  ? debug_object_destroy+0x2b0/0x2b0
[  423.107878]  ? lock_acquire+0x1ed/0x520
[  423.111853]  ? ext4_filemap_fault+0x7a/0xad
[  423.116183]  ? lock_release+0x970/0x970
[  423.120160]  ? arch_local_save_flags+0x40/0x40
[  423.124747]  ? futex_wait_setup+0x3e0/0x3e0
[  423.129087]  ? down_read+0xb0/0x1d0
[  423.132717]  ? ext4_filemap_fault+0x7a/0xad
[  423.137042]  ? __down_interruptible+0x700/0x700
[  423.141729]  ext4_filemap_fault+0x82/0xad
[  423.145881]  __do_fault+0x100/0x6b0
[  423.149518]  ? print_bad_pte+0x6c0/0x6c0
[  423.153585]  ? do_futex+0x249/0x26d0
[  423.157303]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.161719]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  423.166299]  ? kasan_check_read+0x11/0x20
[  423.170447]  ? pmd_val+0x88/0x100
[  423.173923]  ? add_mm_counter_fast+0xd0/0xd0
[  423.178343]  ? pmd_val+0x88/0x100
[  423.181807]  ? add_mm_counter_fast+0xd0/0xd0
[  423.186226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.191774]  __handle_mm_fault+0x3709/0x53e0
[  423.196195]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  423.201043]  ? graph_lock+0x170/0x170
[  423.204846]  ? print_usage_bug+0xc0/0xc0
[  423.208912]  ? graph_lock+0x170/0x170
[  423.212723]  ? graph_lock+0x170/0x170
[  423.216549]  ? handle_mm_fault+0x42a/0xc70
[  423.220817]  ? lock_downgrade+0x900/0x900
[  423.224974]  ? check_preemption_disabled+0x48/0x200
[  423.229999]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  423.235799]  ? kasan_check_read+0x11/0x20
[  423.239962]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.245246]  ? rcu_bh_qs+0xc0/0xc0
[  423.248789]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.254244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.259788]  ? check_preemption_disabled+0x48/0x200
[  423.264819]  handle_mm_fault+0x54f/0xc70
[  423.268887]  ? __handle_mm_fault+0x53e0/0x53e0
[  423.273471]  ? find_vma+0x34/0x190
[  423.277018]  __do_page_fault+0x67d/0xed0
[  423.281178]  ? mm_fault_error+0x380/0x380
[  423.285326]  ? trace_hardirqs_off+0xb8/0x310
[  423.289741]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  423.295107]  ? trace_hardirqs_on+0x310/0x310
[  423.299530]  do_page_fault+0xf2/0x7e0
[  423.303338]  ? vmalloc_sync_all+0x30/0x30
[  423.307489]  ? error_entry+0x70/0xd0
[  423.311214]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.316231]  ? trace_hardirqs_on_caller+0xc0/0x310
[  423.321163]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.326094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.330947]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.335980]  ? trace_hardirqs_off+0x310/0x310
[  423.340493]  ? prepare_exit_to_usermode+0x291/0x3b0
[  423.345525]  ? page_fault+0x8/0x30
[  423.349072]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.353947]  ? page_fault+0x8/0x30
[  423.357493]  page_fault+0x1e/0x30
[  423.360958] RIP: 0033:0x45ddf3
[  423.364158] Code: Bad RIP value.
[  423.367523] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  423.372888] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  423.380159] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  423.387428] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  423.394696] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  423.401975] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  423.409273] warn_alloc_show_mem: 1 callbacks suppressed
[  423.409285] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  423.409287] Mem-Info:
[  423.409318] active_anon:29560 inactive_anon:112 isolated_anon:0
[  423.409318]  active_file:13 inactive_file:14 isolated_file:0
[  423.409318]  unevictable:0 dirty:0 writeback:0 unstable:0
[  423.409318]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  423.409318]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  423.409318]  free:13798 free_pcp:488 free_cma:0
[  423.414656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.414665] Call Trace:
[  423.421957] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  423.424375]  <IRQ>
[  423.457270] Node 0 
[  423.466638]  dump_stack+0x1c4/0x2b4
[  423.469224] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.496563]  ? dump_stack_print_info.cold.2+0x52/0x52
[  423.498693] lowmem_reserve[]:
[  423.500985]  warn_alloc.cold.119+0xb7/0x1bd
[  423.504593]  0
[  423.530112]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.535277]  2819
[  423.538382]  ? lock_downgrade+0x900/0x900
[  423.542673]  6323 6323
[  423.544493]  ? trace_hardirqs_off+0xb8/0x310
[  423.549307] Node 0 
[  423.551369]  ? trace_hardirqs_off+0xb8/0x310
[  423.555525] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  423.557997]  __alloc_pages_slowpath+0x2667/0x2d80
[  423.562368] lowmem_reserve[]: 0
[  423.564637]  ? warn_alloc+0x120/0x120
[  423.568989]  0 3503
[  423.595556]  ? warn_alloc+0x120/0x120
[  423.600379]  3503
[  423.603660]  ? print_usage_bug+0xc0/0xc0
[  423.607436] Node 0 
[  423.609677]  ? warn_alloc+0x120/0x120
[  423.613479] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  423.615512]  ? print_usage_bug+0xc0/0xc0
[  423.619545] lowmem_reserve[]: 0
[  423.621798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.625570]  0
[  423.654414]  ? should_fail+0x22d/0xd01
[  423.658454]  0
[  423.661730]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.667247]  0
[  423.669046]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.674729]  ? __lock_acquire+0x7ec/0x4ec0
[  423.679893] Node 0 
[  423.681715]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.686794] DMA: 
[  423.691043]  ? should_fail+0x22d/0xd01
[  423.693255] 1*4kB 
[  423.698359]  ? mark_held_locks+0x130/0x130
[  423.700390] (U) 
[  423.704275]  ? mark_held_locks+0x130/0x130
[  423.706402] 0*8kB 
[  423.710627]  ? print_usage_bug+0xc0/0xc0
[  423.712583] 0*16kB 
[  423.716815]  ? find_held_lock+0x36/0x1c0
[  423.718949] 1*32kB 
[  423.723014]  ? graph_lock+0x170/0x170
[  423.725221] (U) 
[  423.729278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.731489] 2*64kB (U) 
[  423.735297]  ? check_preemption_disabled+0x48/0x200
[  423.737246] 1*128kB 
[  423.742780]  ? check_preemption_disabled+0x48/0x200
[  423.742805]  ? __lock_is_held+0xb5/0x140
[  423.745364] (U) 
[  423.750377]  __alloc_pages_nodemask+0xa80/0xde0
[  423.752678] 1*256kB 
[  423.757687]  ? graph_lock+0x170/0x170
[  423.761721] (U) 
[  423.763695]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  423.768332] 0*512kB 1*1024kB 
[  423.770658]  ? graph_lock+0x170/0x170
[  423.774433] (U) 
[  423.776417]  ? find_held_lock+0x36/0x1c0
[  423.781404] 1*2048kB 
[  423.784681]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.788461] (M) 
[  423.790438]  ? lock_downgrade+0x900/0x900
[  423.794478] 3*4096kB 
[  423.796891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.801539] (M) 
[  423.803512]  cache_grow_begin+0x91/0x8c0
[  423.807633] = 15908kB
[  423.807641] Node 0 
[  423.810054]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.815568] DMA32: 
[  423.817551]  fallback_alloc+0x203/0x2e0
[  423.821585] 6*4kB 
[  423.823992]  ____cache_alloc_node+0x1c7/0x1e0
[  423.826201] (MH) 
[  423.830606]  kmem_cache_alloc_node+0xe3/0x730
[  423.832818] 0*8kB 
[  423.836790]  ? mark_held_locks+0xc7/0x130
[  423.838914] 3*16kB (MH) 
[  423.843422]  __alloc_skb+0x119/0x770
[  423.845457] 2*32kB 
[  423.849956]  ? skb_scrub_packet+0x490/0x490
[  423.852078] (M) 
[  423.856227]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  423.858863] 5*64kB (MH) 
[  423.862580]  ? queue_work_on+0x12c/0x1e0
[  423.865329] 4*128kB 
[  423.869649]  ? switchdev_port_obj_del+0xdc/0x450
[  423.871598] (MH) 
[  423.876176]  ? switchdev_trans_item_enqueue+0x260/0x260
[  423.878821] 3*256kB (M) 
[  423.882884]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  423.885181] 4*512kB 
[  423.889931]  __br_mdb_notify+0x4ff/0x15d0
[  423.892002] (MH) 
[  423.897370]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  423.900020] 3*1024kB 
[  423.905041]  ? __br_mdb_add+0x800/0x800
[  423.907340] (MH) 
[  423.911484]  ? kasan_check_write+0x14/0x20
[  423.913526] 3*2048kB 
[  423.918629]  ? do_raw_spin_lock+0xc1/0x200
[  423.921023] (M) 
[  423.925000]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  423.927032] 3*4096kB (M) 
[  423.931276]  ? debug_object_assert_init+0x368/0x4b0
[  423.933663] = 25288kB
[  423.937897]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.939846] Node 0 
[  423.944953]  ? debug_object_init_on_stack+0x20/0x20
[  423.947683] Normal: 9*4kB 
[  423.952701]  ? graph_lock+0x170/0x170
[  423.955085] (ME) 
[  423.960535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.962739] 37*8kB (UM) 
[  423.967764]  br_mdb_notify+0x310/0x410
[  423.970574] 34*16kB (UMH) 
[  423.974378]  ? br_mdb_dump+0x2530/0x2530
[  423.976422] 36*32kB 
[  423.981969]  br_multicast_del_pg+0x3df/0x790
[  423.984611] (UMH) 
[  423.988493]  ? br_mdb_ip_get+0x940/0x940
[  423.991311] 19*64kB (MH) 
[  423.995376]  ? kasan_check_write+0x14/0x20
[  423.997673] 11*128kB (UMH) 
[  424.002089]  ? do_raw_spin_lock+0xc1/0x200
[  424.004212] 5*256kB 
[  424.008268]  br_multicast_port_group_expired+0x189/0x1e0
[  424.011001] (UM) 
[  424.015236]  call_timer_fn+0x272/0x920
[  424.018144] 4*512kB 
[  424.022371]  ? br_multicast_del_pg+0x790/0x790
[  424.024672] (UH) 
[  424.030119]  ? process_timeout+0x40/0x40
[  424.032170] 2*1024kB (H) 
[  424.036061]  ? find_held_lock+0x36/0x1c0
[  424.038361] 2*2048kB 
[  424.042951]  ? __run_timers+0x7da/0xc70
[  424.044990] (MH) 
[  424.049049]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.051776] 0*4096kB = 14124kB
[  424.055837]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.058230] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  424.062193]  ? br_multicast_del_pg+0x790/0x790
[  424.064235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  424.068721]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  424.071902] 146 total pagecache pages
[  424.076390]  ? trace_hardirqs_on+0xbd/0x310
[  424.085212] 0 pages in swap cache
[  424.089780]  ? kasan_check_read+0x11/0x20
[  424.098328] Swap cache stats: add 0, delete 0, find 0/0
[  424.098337] Free swap  = 0kB
[  424.102915]  ? __run_timers+0x7da/0xc70
[  424.106688] Total swap = 0kB
[  424.111016]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.114441] 1965979 pages RAM
[  424.118588]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.123918] 0 pages HighMem/MovableOnly
[  424.123926] 342307 pages reserved
[  424.126955]  ? br_multicast_del_pg+0x790/0x790
[  424.130901] 0 pages cma reserved
[  424.130997] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.133922]  __run_timers+0x7e5/0xc70
[  424.139445] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.142461]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  424.146666] syz-fuzzer cpuset=
[  424.150642]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.154066] /
[  424.158644]  ? graph_lock+0x170/0x170
[  424.161992]  mems_allowed=0
[  424.168487]  ? enqueue_hrtimer+0x1a5/0x560
[  424.208645]  ? lock_release+0x970/0x970
[  424.212629]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  424.217826]  ? find_held_lock+0x36/0x1c0
[  424.221892]  ? graph_lock+0x170/0x170
[  424.225697]  ? pvclock_read_flags+0x160/0x160
[  424.230194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.235742]  ? check_preemption_disabled+0x48/0x200
[  424.240777]  ? __lock_is_held+0xb5/0x140
[  424.244842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.250385]  ? check_preemption_disabled+0x48/0x200
[  424.255507]  run_timer_softirq+0x52/0xb0
[  424.259572]  ? rcu_read_lock_sched_held+0x108/0x120
[  424.264592]  __do_softirq+0x30b/0xad8
[  424.268404]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  424.273516]  ? pvclock_read_flags+0x160/0x160
[  424.278022]  ? lapic_next_event+0x5a/0x90
[  424.282176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.287732]  ? check_preemption_disabled+0x48/0x200
[  424.292751]  ? check_preemption_disabled+0x48/0x200
[  424.297778]  ? kvm_clock_read+0x18/0x30
[  424.301753]  ? kvm_sched_clock_read+0x9/0x20
[  424.306172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.311715]  ? check_preemption_disabled+0x48/0x200
[  424.316746]  irq_exit+0x17f/0x1c0
[  424.320209]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.325056]  ? smp_reschedule_interrupt+0x109/0x650
[  424.330081]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.335976]  ? interrupt_entry+0xb5/0xf0
[  424.340046]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.345062]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.350091]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.354951]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.359972]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.364999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.370553]  ? check_preemption_disabled+0x48/0x200
[  424.375575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.381126]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.385985]  apic_timer_interrupt+0xf/0x20
[  424.390221]  </IRQ>
[  424.392465] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  424.398350] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  424.417269] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  424.424995] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  424.432268] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  424.439538] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  424.446820] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  424.454091] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  424.461399]  ? save_stack+0xa9/0xd0
[  424.465043]  __kmalloc_node_track_caller+0x33/0x70
[  424.470000]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  424.474775]  pskb_expand_head+0x230/0x10f0
[  424.479024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.484566]  ? memcpy+0x45/0x50
[  424.487881]  ? __copy_skb_header+0x350/0x6b0
[  424.492294]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  424.496788]  ? skb_checksum+0x140/0x140
[  424.500773]  ? __lock_is_held+0xb5/0x140
[  424.504840]  ? kasan_check_write+0x14/0x20
[  424.509077]  ? __skb_clone+0x6c7/0xa00
[  424.512979]  ? __copy_skb_header+0x6b0/0x6b0
[  424.517395]  ? kmem_cache_alloc+0x33a/0x730
[  424.521725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.527281]  skb_ensure_writable+0x3dd/0x640
[  424.531697]  ? skb_cow_data+0xf10/0xf10
[  424.535697]  ? preempt_notifier_register+0x200/0x200
[  424.540817]  ? __switch_to_asm+0x34/0x70
[  424.544878]  ? __switch_to_asm+0x34/0x70
[  424.548937]  ? __switch_to_asm+0x40/0x70
[  424.553015]  ? __switch_to_asm+0x34/0x70
[  424.557074]  ? __switch_to_asm+0x40/0x70
[  424.561132]  ? __switch_to_asm+0x40/0x70
[  424.565195]  ? __switch_to_asm+0x34/0x70
[  424.569258]  ? __switch_to_asm+0x34/0x70
[  424.573317]  ? __switch_to_asm+0x40/0x70
[  424.577378]  ? __switch_to_asm+0x34/0x70
[  424.581450]  bpf_clone_redirect+0x14a/0x490
[  424.585785]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  424.590807]  ? __sched_text_start+0x8/0x8
[  424.594978]  ? find_held_lock+0x36/0x1c0
[  424.599054]  ? lock_acquire+0x1ed/0x520
[  424.603036]  ? bpf_test_run+0x32e/0x5a0
[  424.607017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.612563]  ? check_preemption_disabled+0x48/0x200
[  424.617601]  ? kasan_check_read+0x11/0x20
[  424.621755]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.627042]  ? rcu_bh_qs+0xc0/0xc0
[  424.630587]  ? preempt_schedule+0x4d/0x60
[  424.634736]  ? ___preempt_schedule+0x16/0x18
[  424.639157]  ? bpf_test_run+0x1c0/0x5a0
[  424.643142]  ? netlink_diag_dump+0x2a0/0x2a0
[  424.647557]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.653518]  ? bpf_test_init.isra.9+0x70/0x100
[  424.658111]  ? bpf_prog_test_run_skb+0x634/0xb40
[  424.662875]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  424.667717]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.673253]  ? fput+0x130/0x1a0
[  424.676533]  ? __bpf_prog_get+0x9b/0x290
[  424.680611]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  424.685465]  ? bpf_prog_test_run+0x130/0x1a0
[  424.689881]  ? __x64_sys_bpf+0x3d8/0x510
[  424.693953]  ? bpf_prog_get+0x20/0x20
[  424.697777]  ? do_syscall_64+0x1b9/0x820
[  424.701844]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  424.707211]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.712144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.716989]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.722021]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.727045]  ? prepare_exit_to_usermode+0x291/0x3b0
[  424.732074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.736928]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  424.742324] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  424.742479] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.749268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.759738] syz-executor0 cpuset=
[  424.769078] Call Trace:
[  424.769089] syz0
[  424.772548]  <IRQ>
[  424.775127]  mems_allowed=0
[  424.777100]  dump_stack+0x1c4/0x2b4
[  424.785759]  ? dump_stack_print_info.cold.2+0x52/0x52
[  424.790971]  warn_alloc.cold.119+0xb7/0x1bd
[  424.795301]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.800170]  ? lock_downgrade+0x900/0x900
[  424.804332]  ? trace_hardirqs_off+0xb8/0x310
[  424.808749]  ? trace_hardirqs_off+0xb8/0x310
[  424.813169]  __alloc_pages_slowpath+0x2667/0x2d80
[  424.818042]  ? warn_alloc+0x120/0x120
[  424.821863]  ? trace_hardirqs_on+0x310/0x310
[  424.826276]  ? warn_alloc+0x120/0x120
[  424.830086]  ? print_usage_bug+0xc0/0xc0
[  424.834152]  ? warn_alloc+0x120/0x120
[  424.837960]  ? ktime_get+0x2e1/0x440
[  424.841680]  ? print_usage_bug+0xc0/0xc0
[  424.845747]  ? __lock_acquire+0x7ec/0x4ec0
[  424.849988]  ? __lock_acquire+0x7ec/0x4ec0
[  424.854230]  ? kasan_check_read+0x11/0x20
[  424.858384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.863922]  ? should_fail+0x22d/0xd01
[  424.867820]  ? rcu_bh_qs+0xc0/0xc0
[  424.871366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.876473]  ? __lock_acquire+0x7ec/0x4ec0
[  424.880717]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.885822]  ? __lock_acquire+0x7ec/0x4ec0
[  424.890055]  ? should_fail+0x22d/0xd01
[  424.893951]  ? rcu_idle_enter+0x4b0/0x4b0
[  424.898113]  ? mark_held_locks+0x130/0x130
[  424.902356]  ? mark_held_locks+0x130/0x130
[  424.906598]  ? mark_held_locks+0xc7/0x130
[  424.910751]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  424.915770]  ? graph_lock+0x170/0x170
[  424.919593]  ? print_usage_bug+0xc0/0xc0
[  424.923662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.929206]  ? check_preemption_disabled+0x48/0x200
[  424.934227]  ? check_preemption_disabled+0x48/0x200
[  424.939257]  ? __lock_is_held+0xb5/0x140
[  424.943331]  __alloc_pages_nodemask+0xa80/0xde0
[  424.948002]  ? graph_lock+0x170/0x170
[  424.951812]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  424.956831]  ? graph_lock+0x170/0x170
[  424.960645]  ? find_held_lock+0x36/0x1c0
[  424.964716]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.969389]  ? lock_downgrade+0x900/0x900
[  424.973567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.979116]  cache_grow_begin+0x91/0x8c0
[  424.983180]  ? do_raw_spin_unlock+0xa7/0x2f0
[  424.987600]  fallback_alloc+0x203/0x2e0
[  424.991583]  ____cache_alloc_node+0x1c7/0x1e0
[  424.996090]  kmem_cache_alloc_node+0xe3/0x730
[  425.000590]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.004847]  __alloc_skb+0x119/0x770
[  425.008570]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.013855]  ? skb_scrub_packet+0x490/0x490
[  425.018182]  ? lock_downgrade+0x900/0x900
[  425.022342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.027884]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.033345]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.038802]  ? addrconf_rs_timer+0x690/0x690
[  425.043228]  ndisc_alloc_skb+0x144/0x340
[  425.047298]  ndisc_send_rs+0x331/0x6e0
[  425.051194]  addrconf_rs_timer+0x314/0x690
[  425.055441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.059690]  call_timer_fn+0x272/0x920
[  425.063583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.067822]  ? process_timeout+0x40/0x40
[  425.071884]  ? find_held_lock+0x36/0x1c0
[  425.075962]  ? mark_held_locks+0xc7/0x130
[  425.080120]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.084614]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.089111]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.093347]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  425.097934]  ? trace_hardirqs_on+0xbd/0x310
[  425.102263]  ? kasan_check_read+0x11/0x20
[  425.106413]  ? __run_timers+0x7da/0xc70
[  425.110388]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.115853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.120093]  __run_timers+0x7e5/0xc70
[  425.123910]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  425.129281]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.134560]  ? rcu_bh_qs+0xc0/0xc0
[  425.138109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.143654]  ? mark_held_locks+0xc7/0x130
[  425.147810]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.152572]  ? retint_kernel+0x2d/0x2d
[  425.156464]  ? trace_hardirqs_on_caller+0xc0/0x310
[  425.161397]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.166160]  ? trace_hardirqs_off+0x310/0x310
[  425.170666]  ? check_preemption_disabled+0x48/0x200
[  425.175684]  ? graph_lock+0x170/0x170
[  425.179493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.185053]  ? check_preemption_disabled+0x48/0x200
[  425.190094]  ? __lock_is_held+0xb5/0x140
[  425.194158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.199712]  ? check_preemption_disabled+0x48/0x200
[  425.204741]  run_timer_softirq+0x52/0xb0
[  425.208804]  ? rcu_read_lock_sched_held+0x108/0x120
[  425.213824]  __do_softirq+0x30b/0xad8
[  425.217639]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  425.222749]  ? pvclock_read_flags+0x160/0x160
[  425.227248]  ? lapic_next_event+0x5a/0x90
[  425.231400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.236950]  ? check_preemption_disabled+0x48/0x200
[  425.241975]  ? check_preemption_disabled+0x48/0x200
[  425.247001]  ? kvm_clock_read+0x18/0x30
[  425.250983]  ? kvm_sched_clock_read+0x9/0x20
[  425.255397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.260951]  ? check_preemption_disabled+0x48/0x200
[  425.265988]  irq_exit+0x17f/0x1c0
[  425.269449]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.274291]  ? smp_reschedule_interrupt+0x109/0x650
[  425.279312]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.285202]  ? interrupt_entry+0xb5/0xf0
[  425.289266]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.294286]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.299310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.304158]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.309181]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.314207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.319749]  ? check_preemption_disabled+0x48/0x200
[  425.324774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.330324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.335181]  apic_timer_interrupt+0xf/0x20
[  425.339412]  </IRQ>
[  425.341656] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  425.346935] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  425.365847] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  425.373562] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  425.380831] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  425.388099] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  425.395369] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  425.402644] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  425.409952]  ? arch_local_irq_restore+0x45/0x52
[  425.414636]  dump_stack+0x26a/0x2b4
[  425.418291]  ? dump_stack_print_info.cold.2+0x52/0x52
[  425.423489]  ? mark_held_locks+0x130/0x130
[  425.427729]  ? mark_held_locks+0x130/0x130
[  425.431980]  dump_header+0x27b/0xf72
[  425.435706]  ? pagefault_out_of_memory+0x197/0x197
[  425.440649]  ? __lock_acquire+0x7ec/0x4ec0
[  425.444886]  ? mem_cgroup_charge_statistics+0x780/0x780
[  425.450254]  ? print_usage_bug+0xc0/0xc0
[  425.454316]  ? print_usage_bug+0xc0/0xc0
[  425.458386]  ? graph_lock+0x170/0x170
[  425.462189]  ? print_usage_bug+0xc0/0xc0
[  425.466251]  ? print_usage_bug+0xc0/0xc0
[  425.470326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.475872]  ? find_held_lock+0x36/0x1c0
[  425.479951]  ? mark_held_locks+0xc7/0x130
[  425.484108]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.489215]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.494319]  ? lockdep_hardirqs_on+0x421/0x5c0
[  425.498908]  ? trace_hardirqs_on+0xbd/0x310
[  425.503238]  ? kasan_check_read+0x11/0x20
[  425.507390]  ? ___ratelimit+0x36f/0x655
[  425.511373]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.516830]  ? trace_hardirqs_on+0x310/0x310
[  425.521246]  ? lock_downgrade+0x900/0x900
[  425.525405]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.530521]  ? ___ratelimit+0xaa/0x655
[  425.534415]  ? idr_get_free+0xec0/0xec0
[  425.538398]  ? kasan_check_write+0x14/0x20
[  425.542636]  ? do_raw_spin_lock+0xc1/0x200
[  425.546885]  oom_kill_process.cold.27+0x10/0x903
[  425.551643]  ? graph_lock+0x170/0x170
[  425.555450]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.561245]  ? kasan_check_read+0x11/0x20
[  425.565398]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.570679]  ? oom_evaluate_task+0x540/0x540
[  425.575103]  ? find_held_lock+0x36/0x1c0
[  425.579174]  ? out_of_memory+0x974/0x1430
[  425.583327]  ? lock_downgrade+0x900/0x900
[  425.587480]  ? check_preemption_disabled+0x48/0x200
[  425.592513]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.598310]  ? kasan_check_read+0x11/0x20
[  425.602462]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.607741]  ? rcu_bh_qs+0xc0/0xc0
[  425.611289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.616827]  ? oom_evaluate_task+0x302/0x540
[  425.621246]  out_of_memory+0xa84/0x1430
[  425.625233]  ? oom_killer_disable+0x3a0/0x3a0
[  425.629730]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  425.634672]  ? __mutex_add_waiter+0x2a0/0x2a0
[  425.639184]  __alloc_pages_slowpath+0x2318/0x2d80
[  425.644059]  ? warn_alloc+0x120/0x120
[  425.647876]  ? find_get_entry+0x2f2/0xc40
[  425.652034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.657828]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  425.662759]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.668297]  ? should_fail+0x22d/0xd01
[  425.672281]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.677391]  ? __lock_is_held+0xb5/0x140
[  425.681479]  ? __lock_is_held+0xb5/0x140
[  425.685553]  ? find_held_lock+0x36/0x1c0
[  425.689644]  ? ___might_sleep+0x1ed/0x300
[  425.693817]  ? lock_release+0x970/0x970
[  425.697793]  ? arch_local_save_flags+0x40/0x40
[  425.702392]  ? __might_sleep+0x95/0x190
[  425.706374]  __alloc_pages_nodemask+0xa80/0xde0
[  425.711052]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  425.716074]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.721869]  ? kasan_check_read+0x11/0x20
[  425.726020]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.731304]  ? graph_lock+0x170/0x170
[  425.735109]  ? print_usage_bug+0xc0/0xc0
[  425.739179]  ? graph_lock+0x170/0x170
[  425.742980]  ? graph_lock+0x170/0x170
[  425.746786]  ? __do_page_cache_readahead+0x7ce/0x980
[  425.751897]  ? find_held_lock+0x36/0x1c0
[  425.755971]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  425.761525]  alloc_pages_current+0x10c/0x210
[  425.765947]  ? lock_downgrade+0x900/0x900
[  425.770106]  __page_cache_alloc+0x38f/0x5b0
[  425.774440]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.780241]  ? kasan_check_read+0x11/0x20
[  425.784847]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.790133]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  425.794816]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.800365]  ? check_preemption_disabled+0x48/0x200
[  425.805394]  filemap_fault+0x1594/0x25f0
[  425.809476]  ? __lock_page_or_retry+0xa00/0xa00
[  425.814153]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.819958]  ? kasan_check_read+0x11/0x20
[  425.824198]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.829481]  ? rcu_bh_qs+0xc0/0xc0
[  425.833047]  ? filemap_map_pages+0xdea/0x1980
[  425.837552]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.842668]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  425.847952]  ? debug_object_free+0x325/0x690
[  425.852374]  ? find_get_pages_range_tag+0x1320/0x1320
[  425.857591]  ? graph_lock+0x170/0x170
[  425.861405]  ? kasan_check_read+0x11/0x20
[  425.865560]  ? debug_object_destroy+0x2b0/0x2b0
[  425.870245]  ? lock_acquire+0x1ed/0x520
[  425.874220]  ? ext4_filemap_fault+0x7a/0xad
[  425.878562]  ? lock_release+0x970/0x970
[  425.882552]  ? arch_local_save_flags+0x40/0x40
[  425.887141]  ? futex_wait_setup+0x3e0/0x3e0
[  425.891484]  ? down_read+0xb0/0x1d0
[  425.895115]  ? ext4_filemap_fault+0x7a/0xad
[  425.899446]  ? __down_interruptible+0x700/0x700
[  425.904136]  ext4_filemap_fault+0x82/0xad
[  425.908293]  __do_fault+0x100/0x6b0
[  425.911924]  ? print_bad_pte+0x6c0/0x6c0
[  425.915997]  ? do_futex+0x249/0x26d0
[  425.919720]  ? do_raw_spin_unlock+0xa7/0x2f0
[  425.924132]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  425.928720]  ? kasan_check_read+0x11/0x20
[  425.932870]  ? pmd_val+0x88/0x100
[  425.936331]  ? add_mm_counter_fast+0xd0/0xd0
[  425.940744]  ? pmd_val+0x88/0x100
[  425.944203]  ? add_mm_counter_fast+0xd0/0xd0
[  425.948621]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.954172]  __handle_mm_fault+0x3709/0x53e0
[  425.958604]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  425.963451]  ? graph_lock+0x170/0x170
[  425.967253]  ? print_usage_bug+0xc0/0xc0
[  425.971318]  ? graph_lock+0x170/0x170
[  425.975125]  ? graph_lock+0x170/0x170
[  425.978961]  ? handle_mm_fault+0x42a/0xc70
[  425.983199]  ? lock_downgrade+0x900/0x900
[  425.987350]  ? check_preemption_disabled+0x48/0x200
[  425.992377]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.998176]  ? kasan_check_read+0x11/0x20
[  426.002335]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  426.007614]  ? rcu_bh_qs+0xc0/0xc0
[  426.011159]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.016615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.022161]  ? check_preemption_disabled+0x48/0x200
[  426.027192]  handle_mm_fault+0x54f/0xc70
[  426.031262]  ? __handle_mm_fault+0x53e0/0x53e0
[  426.035856]  ? find_vma+0x34/0x190
[  426.039410]  __do_page_fault+0x67d/0xed0
[  426.043495]  ? mm_fault_error+0x380/0x380
[  426.047655]  ? trace_hardirqs_off+0xb8/0x310
[  426.052075]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  426.057448]  ? trace_hardirqs_on+0x310/0x310
[  426.061870]  do_page_fault+0xf2/0x7e0
[  426.065684]  ? vmalloc_sync_all+0x30/0x30
[  426.069847]  ? error_entry+0x70/0xd0
[  426.073571]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.078590]  ? trace_hardirqs_on_caller+0xc0/0x310
[  426.083527]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.088473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.093325]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.098341]  ? trace_hardirqs_off+0x310/0x310
[  426.102843]  ? prepare_exit_to_usermode+0x291/0x3b0
[  426.107864]  ? page_fault+0x8/0x30
[  426.111409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.116260]  ? page_fault+0x8/0x30
[  426.119803]  page_fault+0x1e/0x30
[  426.123258] RIP: 0033:0x45ddf3
[  426.126453] Code: Bad RIP value.
[  426.129813] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  426.135188] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  426.142465] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  426.149777] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  426.157061] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  426.164341] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  426.171640] warn_alloc_show_mem: 1 callbacks suppressed
[  426.171653] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  426.171655] Mem-Info:
[  426.171685] active_anon:29560 inactive_anon:112 isolated_anon:0
[  426.171685]  active_file:13 inactive_file:14 isolated_file:0
[  426.171685]  unevictable:0 dirty:0 writeback:0 unstable:0
[  426.171685]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  426.171685]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  426.171685]  free:13798 free_pcp:488 free_cma:0
[  426.177035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.177043] Call Trace:
[  426.184343] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  426.186742]  <IRQ>
[  426.219638] Node 0 
[  426.229006]  dump_stack+0x1c4/0x2b4
[  426.231584] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  426.258898]  ? dump_stack_print_info.cold.2+0x52/0x52
[  426.261016] lowmem_reserve[]: 0
[  426.263271]  warn_alloc.cold.119+0xb7/0x1bd
[  426.266860]  2819 6323
[  426.292388]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.297557]  6323
[  426.300837]  ? lock_downgrade+0x900/0x900
[  426.305138] Node 0 
[  426.307639]  ? trace_hardirqs_off+0xb8/0x310
[  426.312478] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  426.314513]  ? trace_hardirqs_off+0xb8/0x310
[  426.318636] lowmem_reserve[]: 0
[  426.320883]  __alloc_pages_slowpath+0x2667/0x2d80
[  426.325261]  0
[  426.351837]  ? warn_alloc+0x120/0x120
[  426.356202]  3503
[  426.359478]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.364286]  3503
[  426.366095]  ? warn_alloc+0x120/0x120
[  426.369874] Node 0 
[  426.371935]  ? print_usage_bug+0xc0/0xc0
[  426.376973] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  426.379018]  ? warn_alloc+0x120/0x120
[  426.382783] lowmem_reserve[]: 0
[  426.385027]  ? print_usage_bug+0xc0/0xc0
[  426.389059]  0
[  426.417511]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.417536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.421312]  0
[  426.424587]  ? should_fail+0x22d/0xd01
[  426.428619]  0
[  426.430427]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.435591] Node 0 
[  426.441126]  ? __lock_acquire+0x7ec/0x4ec0
[  426.442900] DMA: 
[  426.446786]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.448567] 1*4kB 
[  426.453667]  ? should_fail+0x22d/0xd01
[  426.455878] (U) 
[  426.460118]  ? mark_held_locks+0x130/0x130
[  426.462150] 0*8kB 
[  426.467248]  ? mark_held_locks+0x130/0x130
[  426.469369] 0*16kB 1*32kB 
[  426.473260]  ? print_usage_bug+0xc0/0xc0
[  426.475212] (U) 
[  426.479442]  ? find_held_lock+0x36/0x1c0
[  426.481569] 2*64kB 
[  426.485799]  ? graph_lock+0x170/0x170
[  426.488620] (U) 
[  426.492694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.494648] 1*128kB 
[  426.498708]  ? check_preemption_disabled+0x48/0x200
[  426.500916] (U) 
[  426.504717]  ? check_preemption_disabled+0x48/0x200
[  426.506668] 1*256kB 
[  426.512205]  ? __lock_is_held+0xb5/0x140
[  426.514498] (U) 
[  426.519510]  __alloc_pages_nodemask+0xa80/0xde0
[  426.521465] 0*512kB 1*1024kB 
[  426.526482]  ? graph_lock+0x170/0x170
[  426.528779] (U) 1*2048kB 
[  426.532844]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  426.534792] (M) 3*4096kB 
[  426.539462]  ? graph_lock+0x170/0x170
[  426.542544] (M) 
[  426.546345]  ? find_held_lock+0x36/0x1c0
[  426.549067] = 15908kB
[  426.549076] Node 0 
[  426.554094]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.556825] DMA32: 
[  426.560619]  ? lock_downgrade+0x900/0x900
[  426.562572] 6*4kB 
[  426.566629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.569018] (MH) 
[  426.571256]  cache_grow_begin+0x91/0x8c0
[  426.575892] 0*8kB 3*16kB 
[  426.578134]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.582251] (MH) 2*32kB 
[  426.584412]  fallback_alloc+0x203/0x2e0
[  426.589916] (M) 5*64kB 
[  426.591993]  ____cache_alloc_node+0x1c7/0x1e0
[  426.596026] (MH) 
[  426.598781]  kmem_cache_alloc_node+0xe3/0x730
[  426.603158] 4*128kB (MH) 
[  426.605836]  ? mark_held_locks+0xc7/0x130
[  426.609779] 3*256kB (M) 
[  426.612376]  __alloc_skb+0x119/0x770
[  426.616839] 4*512kB (MH) 
[  426.618905]  ? skb_scrub_packet+0x490/0x490
[  426.623374] 3*1024kB 
[  426.626131]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  426.630254] (MH) 
[  426.632921]  ? queue_work_on+0x12c/0x1e0
[  426.636608] 3*2048kB (M) 
[  426.639377]  ? switchdev_port_obj_del+0xdc/0x450
[  426.643676] 3*4096kB 
[  426.646085]  ? switchdev_trans_item_enqueue+0x260/0x260
[  426.650637] (M) = 25288kB
[  426.652709]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  426.656746] Node 0 
[  426.659501]  __br_mdb_notify+0x4ff/0x15d0
[  426.664232] Normal: 
[  426.666639]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  426.671975] 9*4kB 
[  426.674731]  ? __br_mdb_add+0x800/0x800
[  426.679721] (ME) 
[  426.681963]  ? kasan_check_write+0x14/0x20
[  426.686085] 37*8kB (UM) 
[  426.688420]  ? do_raw_spin_lock+0xc1/0x200
[  426.693489] 34*16kB (UMH) 
[  426.695645]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  426.699592] 36*32kB (UMH) 
[  426.701663]  ? debug_object_assert_init+0x368/0x4b0
[  426.705865] 19*64kB (MH) 
[  426.708543]  ? debug_object_init_on_stack+0x20/0x20
[  426.712751] 11*128kB (UMH) 
[  426.715601]  ? graph_lock+0x170/0x170
[  426.720678] 5*256kB (UM) 
[  426.723535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.728524] 4*512kB (UH) 
[  426.731294]  br_mdb_notify+0x310/0x410
[  426.736275] 2*1024kB (H) 
[  426.739216]  ? br_mdb_dump+0x2530/0x2530
[  426.742994] 2*2048kB 
[  426.745762]  br_multicast_del_pg+0x3df/0x790
[  426.751262] (MH) 
[  426.754028]  ? br_mdb_ip_get+0x940/0x940
[  426.757882] 0*4096kB = 14124kB
[  426.760645]  ? kasan_check_write+0x14/0x20
[  426.764688] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.767091]  ? do_raw_spin_lock+0xc1/0x200
[  426.771477] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.773538]  br_multicast_port_group_expired+0x189/0x1e0
[  426.777574] 146 total pagecache pages
[  426.780808]  call_timer_fn+0x272/0x920
[  426.785022] 0 pages in swap cache
[  426.793859]  ? br_multicast_del_pg+0x790/0x790
[  426.798072] Swap cache stats: add 0, delete 0, find 0/0
[  426.798081] Free swap  = 0kB
[  426.806661]  ? process_timeout+0x40/0x40
[  426.812085] Total swap = 0kB
[  426.815878]  ? find_held_lock+0x36/0x1c0
[  426.815902]  ? __run_timers+0x7da/0xc70
[  426.819765] 1965979 pages RAM
[  426.823217]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.827771] 0 pages HighMem/MovableOnly
[  426.827780] 342307 pages reserved
[  426.833148]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.836140] 0 pages cma reserved
[  426.836236] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.840201]  ? br_multicast_del_pg+0x790/0x790
[  426.840219]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  426.840236]  ? trace_hardirqs_on+0xbd/0x310
[  426.843298] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.847295]  ? kasan_check_read+0x11/0x20
[  426.851248] syz-fuzzer cpuset=
[  426.854354]  ? __run_timers+0x7da/0xc70
[  426.858824] /
[  426.862798]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.866227]  mems_allowed=0
[  426.870716]  ? br_multicast_del_pg+0x790/0x790
[  426.930101]  ? br_multicast_del_pg+0x790/0x790
[  426.934688]  __run_timers+0x7e5/0xc70
[  426.938505]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  426.943877]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.948902]  ? graph_lock+0x170/0x170
[  426.952712]  ? enqueue_hrtimer+0x1a5/0x560
[  426.956958]  ? lock_release+0x970/0x970
[  426.960936]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.966144]  ? find_held_lock+0x36/0x1c0
[  426.970211]  ? graph_lock+0x170/0x170
[  426.974021]  ? pvclock_read_flags+0x160/0x160
[  426.978521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.984070]  ? check_preemption_disabled+0x48/0x200
[  426.989104]  ? __lock_is_held+0xb5/0x140
[  426.993168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.998712]  ? check_preemption_disabled+0x48/0x200
[  427.003744]  run_timer_softirq+0x52/0xb0
[  427.007810]  ? rcu_read_lock_sched_held+0x108/0x120
[  427.012836]  __do_softirq+0x30b/0xad8
[  427.016649]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  427.021761]  ? pvclock_read_flags+0x160/0x160
[  427.026270]  ? lapic_next_event+0x5a/0x90
[  427.030421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.035974]  ? check_preemption_disabled+0x48/0x200
[  427.041014]  ? check_preemption_disabled+0x48/0x200
[  427.046048]  ? kvm_clock_read+0x18/0x30
[  427.050039]  ? kvm_sched_clock_read+0x9/0x20
[  427.054453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.059999]  ? check_preemption_disabled+0x48/0x200
[  427.065045]  irq_exit+0x17f/0x1c0
[  427.068507]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.073354]  ? smp_reschedule_interrupt+0x109/0x650
[  427.078375]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.084267]  ? interrupt_entry+0xb5/0xf0
[  427.088333]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.093352]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.098381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.103239]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.108260]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.113286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.118846]  ? check_preemption_disabled+0x48/0x200
[  427.123874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.129433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.134298]  apic_timer_interrupt+0xf/0x20
[  427.138529]  </IRQ>
[  427.140774] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  427.146665] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  427.165577] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  427.173295] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  427.180564] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  427.187831] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  427.195101] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  427.202377] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  427.209680]  ? save_stack+0xa9/0xd0
[  427.213322]  __kmalloc_node_track_caller+0x33/0x70
[  427.218258]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  427.223029]  pskb_expand_head+0x230/0x10f0
[  427.227269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.232817]  ? memcpy+0x45/0x50
[  427.236103]  ? __copy_skb_header+0x350/0x6b0
[  427.240517]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  427.245022]  ? skb_checksum+0x140/0x140
[  427.249016]  ? __lock_is_held+0xb5/0x140
[  427.253087]  ? kasan_check_write+0x14/0x20
[  427.257327]  ? __skb_clone+0x6c7/0xa00
[  427.261222]  ? __copy_skb_header+0x6b0/0x6b0
[  427.265655]  ? kmem_cache_alloc+0x33a/0x730
[  427.269988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.275538]  skb_ensure_writable+0x3dd/0x640
[  427.279961]  ? skb_cow_data+0xf10/0xf10
[  427.283959]  ? preempt_notifier_register+0x200/0x200
[  427.289062]  ? __switch_to_asm+0x34/0x70
[  427.293127]  ? __switch_to_asm+0x34/0x70
[  427.297186]  ? __switch_to_asm+0x40/0x70
[  427.301245]  ? __switch_to_asm+0x34/0x70
[  427.305304]  ? __switch_to_asm+0x40/0x70
[  427.309372]  ? __switch_to_asm+0x40/0x70
[  427.313434]  ? __switch_to_asm+0x34/0x70
[  427.317498]  ? __switch_to_asm+0x34/0x70
[  427.321560]  ? __switch_to_asm+0x40/0x70
[  427.325619]  ? __switch_to_asm+0x34/0x70
[  427.329693]  bpf_clone_redirect+0x14a/0x490
[  427.334030]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  427.339059]  ? __sched_text_start+0x8/0x8
[  427.343222]  ? find_held_lock+0x36/0x1c0
[  427.347292]  ? lock_acquire+0x1ed/0x520
[  427.351268]  ? bpf_test_run+0x32e/0x5a0
[  427.355246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.360789]  ? check_preemption_disabled+0x48/0x200
[  427.365812]  ? kasan_check_read+0x11/0x20
[  427.369987]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.375271]  ? rcu_bh_qs+0xc0/0xc0
[  427.378815]  ? preempt_schedule+0x4d/0x60
[  427.382974]  ? ___preempt_schedule+0x16/0x18
[  427.387397]  ? bpf_test_run+0x1c0/0x5a0
[  427.391390]  ? netlink_diag_dump+0x2a0/0x2a0
[  427.395804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.401355]  ? bpf_test_init.isra.9+0x70/0x100
[  427.405952]  ? bpf_prog_test_run_skb+0x634/0xb40
[  427.410721]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  427.415567]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  427.421113]  ? fput+0x130/0x1a0
[  427.424400]  ? __bpf_prog_get+0x9b/0x290
[  427.428469]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  427.433323]  ? bpf_prog_test_run+0x130/0x1a0
[  427.437750]  ? __x64_sys_bpf+0x3d8/0x510
[  427.441821]  ? bpf_prog_get+0x20/0x20
[  427.445652]  ? do_syscall_64+0x1b9/0x820
[  427.449736]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  427.455112]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.460048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.464898]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.469917]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  427.474951]  ? prepare_exit_to_usermode+0x291/0x3b0
[  427.479991]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.484851]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  427.490234] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  427.490392] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.497170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.497180] Call Trace:
[  427.507662] syz-executor0 cpuset=
[  427.517024]  <IRQ>
[  427.519603] syz0
[  427.523060]  dump_stack+0x1c4/0x2b4
[  427.525184]  mems_allowed=0
[  427.527158]  ? dump_stack_print_info.cold.2+0x52/0x52
[  427.538872]  warn_alloc.cold.119+0xb7/0x1bd
[  427.543202]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.548064]  ? lock_downgrade+0x900/0x900
[  427.552230]  ? trace_hardirqs_off+0xb8/0x310
[  427.556647]  ? trace_hardirqs_off+0xb8/0x310
[  427.561071]  __alloc_pages_slowpath+0x2667/0x2d80
[  427.565957]  ? warn_alloc+0x120/0x120
[  427.569770]  ? warn_alloc+0x120/0x120
[  427.573581]  ? print_usage_bug+0xc0/0xc0
[  427.577650]  ? warn_alloc+0x120/0x120
[  427.581458]  ? print_usage_bug+0xc0/0xc0
[  427.585529]  ? __lock_acquire+0x7ec/0x4ec0
[  427.589769]  ? __lock_acquire+0x7ec/0x4ec0
[  427.594031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.599573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.605114]  ? should_fail+0x22d/0xd01
[  427.609010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.614119]  ? __lock_acquire+0x7ec/0x4ec0
[  427.618361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.623466]  ? __lock_acquire+0x7ec/0x4ec0
[  427.627703]  ? should_fail+0x22d/0xd01
[  427.631604]  ? mark_held_locks+0x130/0x130
[  427.635846]  ? mark_held_locks+0x130/0x130
[  427.640089]  ? graph_lock+0x170/0x170
[  427.643897]  ? print_usage_bug+0xc0/0xc0
[  427.647970]  ? graph_lock+0x170/0x170
[  427.651773]  ? print_usage_bug+0xc0/0xc0
[  427.656125]  ? wq_watchdog_touch+0x9c/0xfe
[  427.660365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.665909]  ? check_preemption_disabled+0x48/0x200
[  427.670935]  ? check_preemption_disabled+0x48/0x200
[  427.675977]  ? __lock_is_held+0xb5/0x140
[  427.680048]  __alloc_pages_nodemask+0xa80/0xde0
[  427.684718]  ? graph_lock+0x170/0x170
[  427.688531]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  427.693546]  ? graph_lock+0x170/0x170
[  427.697360]  ? find_held_lock+0x36/0x1c0
[  427.701433]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.706110]  ? lock_downgrade+0x900/0x900
[  427.710269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.715815]  cache_grow_begin+0x91/0x8c0
[  427.719878]  ? do_raw_spin_unlock+0xa7/0x2f0
[  427.724299]  fallback_alloc+0x203/0x2e0
[  427.728284]  ____cache_alloc_node+0x1c7/0x1e0
[  427.732797]  kmem_cache_alloc_node+0xe3/0x730
[  427.737296]  ? ipv6_get_ifaddr+0x42e/0x620
[  427.741550]  __alloc_skb+0x119/0x770
[  427.745268]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.750550]  ? skb_scrub_packet+0x490/0x490
[  427.754876]  ? lock_downgrade+0x900/0x900
[  427.759038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.764585]  ? refcount_sub_and_test_checked+0x203/0x310
[  427.770044]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  427.775498]  ? addrconf_rs_timer+0x690/0x690
[  427.779928]  ndisc_alloc_skb+0x144/0x340
[  427.784007]  ndisc_send_rs+0x331/0x6e0
[  427.788415]  addrconf_rs_timer+0x314/0x690
[  427.792662]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.796916]  call_timer_fn+0x272/0x920
[  427.800812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.805052]  ? process_timeout+0x40/0x40
[  427.809113]  ? find_held_lock+0x36/0x1c0
[  427.813183]  ? mark_held_locks+0xc7/0x130
[  427.817338]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.821833]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.826328]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.830563]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  427.835152]  ? trace_hardirqs_on+0xbd/0x310
[  427.839475]  ? kasan_check_read+0x11/0x20
[  427.843654]  ? __run_timers+0x7da/0xc70
[  427.847640]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.853114]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.857349]  __run_timers+0x7e5/0xc70
[  427.861164]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  427.866534]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.871812]  ? rcu_bh_qs+0xc0/0xc0
[  427.875358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.880902]  ? mark_held_locks+0xc7/0x130
[  427.885060]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.889822]  ? retint_kernel+0x2d/0x2d
[  427.893711]  ? trace_hardirqs_on_caller+0xc0/0x310
[  427.898644]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.903402]  ? trace_hardirqs_off+0x310/0x310
[  427.907904]  ? check_preemption_disabled+0x48/0x200
[  427.912921]  ? graph_lock+0x170/0x170
[  427.916736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.922280]  ? check_preemption_disabled+0x48/0x200
[  427.927311]  ? __lock_is_held+0xb5/0x140
[  427.931373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.936913]  ? check_preemption_disabled+0x48/0x200
[  427.941956]  run_timer_softirq+0x52/0xb0
[  427.946020]  ? rcu_read_lock_sched_held+0x108/0x120
[  427.951042]  __do_softirq+0x30b/0xad8
[  427.954855]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  427.959973]  ? pvclock_read_flags+0x160/0x160
[  427.964470]  ? lapic_next_event+0x5a/0x90
[  427.968620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.974164]  ? check_preemption_disabled+0x48/0x200
[  427.979200]  ? check_preemption_disabled+0x48/0x200
[  427.984226]  ? kvm_clock_read+0x18/0x30
[  427.988204]  ? kvm_sched_clock_read+0x9/0x20
[  427.992633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.998174]  ? check_preemption_disabled+0x48/0x200
[  428.003206]  irq_exit+0x17f/0x1c0
[  428.006664]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.011512]  ? smp_reschedule_interrupt+0x109/0x650
[  428.016535]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.022424]  ? interrupt_entry+0xb5/0xf0
[  428.026514]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.031534]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.036571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.041418]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.046436]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.051455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.057000]  ? check_preemption_disabled+0x48/0x200
[  428.062018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.067564]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.072416]  apic_timer_interrupt+0xf/0x20
[  428.076645]  </IRQ>
[  428.078891] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  428.084170] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  428.103070] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  428.110782] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  428.118050] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  428.125321] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  428.132590] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  428.139859] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  428.147151]  ? arch_local_irq_restore+0x45/0x52
[  428.151826]  dump_stack+0x26a/0x2b4
[  428.155503]  ? dump_stack_print_info.cold.2+0x52/0x52
[  428.160703]  ? mark_held_locks+0x130/0x130
[  428.164951]  ? mark_held_locks+0x130/0x130
[  428.169197]  dump_header+0x27b/0xf72
[  428.172928]  ? pagefault_out_of_memory+0x197/0x197
[  428.177875]  ? __lock_acquire+0x7ec/0x4ec0
[  428.182116]  ? mem_cgroup_charge_statistics+0x780/0x780
[  428.187484]  ? print_usage_bug+0xc0/0xc0
[  428.191556]  ? print_usage_bug+0xc0/0xc0
[  428.195624]  ? graph_lock+0x170/0x170
[  428.199427]  ? print_usage_bug+0xc0/0xc0
[  428.203491]  ? print_usage_bug+0xc0/0xc0
[  428.207656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.213203]  ? find_held_lock+0x36/0x1c0
[  428.217273]  ? mark_held_locks+0xc7/0x130
[  428.221430]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  428.226535]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  428.231641]  ? lockdep_hardirqs_on+0x421/0x5c0
[  428.236230]  ? trace_hardirqs_on+0xbd/0x310
[  428.240551]  ? kasan_check_read+0x11/0x20
[  428.244705]  ? ___ratelimit+0x36f/0x655
[  428.248687]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.254143]  ? trace_hardirqs_on+0x310/0x310
[  428.258568]  ? lock_downgrade+0x900/0x900
[  428.262724]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.267828]  ? ___ratelimit+0xaa/0x655
[  428.271723]  ? idr_get_free+0xec0/0xec0
[  428.275698]  ? kasan_check_write+0x14/0x20
[  428.279935]  ? do_raw_spin_lock+0xc1/0x200
[  428.284193]  oom_kill_process.cold.27+0x10/0x903
[  428.288958]  ? graph_lock+0x170/0x170
[  428.292768]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  428.298566]  ? kasan_check_read+0x11/0x20
[  428.302715]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.307996]  ? oom_evaluate_task+0x540/0x540
[  428.312411]  ? find_held_lock+0x36/0x1c0
[  428.316480]  ? out_of_memory+0x974/0x1430
[  428.320634]  ? lock_downgrade+0x900/0x900
[  428.324786]  ? check_preemption_disabled+0x48/0x200
[  428.329812]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  428.335610]  ? kasan_check_read+0x11/0x20
[  428.339760]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.345038]  ? rcu_bh_qs+0xc0/0xc0
[  428.348597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.354134]  ? oom_evaluate_task+0x302/0x540
[  428.358552]  out_of_memory+0xa84/0x1430
[  428.362540]  ? oom_killer_disable+0x3a0/0x3a0
[  428.367039]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  428.371984]  ? __mutex_add_waiter+0x2a0/0x2a0
[  428.376498]  __alloc_pages_slowpath+0x2318/0x2d80
[  428.381378]  ? warn_alloc+0x120/0x120
[  428.385198]  ? find_get_entry+0x2f2/0xc40
[  428.389359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.394903]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  428.399837]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.405384]  ? should_fail+0x22d/0xd01
[  428.409283]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.414390]  ? __lock_is_held+0xb5/0x140
[  428.418482]  ? __lock_is_held+0xb5/0x140
[  428.422560]  ? find_held_lock+0x36/0x1c0
[  428.426630]  ? ___might_sleep+0x1ed/0x300
[  428.430778]  ? lock_release+0x970/0x970
[  428.434756]  ? arch_local_save_flags+0x40/0x40
[  428.439350]  ? __might_sleep+0x95/0x190
[  428.443331]  __alloc_pages_nodemask+0xa80/0xde0
[  428.448026]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  428.453050]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  428.458848]  ? kasan_check_read+0x11/0x20
[  428.463002]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.468286]  ? graph_lock+0x170/0x170
[  428.472099]  ? print_usage_bug+0xc0/0xc0
[  428.476167]  ? graph_lock+0x170/0x170
[  428.479973]  ? graph_lock+0x170/0x170
[  428.483774]  ? __do_page_cache_readahead+0x7ce/0x980
[  428.488884]  ? find_held_lock+0x36/0x1c0
[  428.492964]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  428.498513]  alloc_pages_current+0x10c/0x210
[  428.502923]  ? lock_downgrade+0x900/0x900
[  428.507084]  __page_cache_alloc+0x38f/0x5b0
[  428.511410]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  428.517206]  ? kasan_check_read+0x11/0x20
[  428.521356]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.526635]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  428.531312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.536868]  ? check_preemption_disabled+0x48/0x200
[  428.541894]  filemap_fault+0x1594/0x25f0
[  428.545978]  ? __lock_page_or_retry+0xa00/0xa00
[  428.550653]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  428.556448]  ? kasan_check_read+0x11/0x20
[  428.560601]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.565905]  ? rcu_bh_qs+0xc0/0xc0
[  428.569494]  ? filemap_map_pages+0xdea/0x1980
[  428.574005]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.579124]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  428.584405]  ? debug_object_free+0x325/0x690
[  428.588821]  ? find_get_pages_range_tag+0x1320/0x1320
[  428.594018]  ? graph_lock+0x170/0x170
[  428.597828]  ? kasan_check_read+0x11/0x20
[  428.601981]  ? debug_object_destroy+0x2b0/0x2b0
[  428.606662]  ? lock_acquire+0x1ed/0x520
[  428.610642]  ? ext4_filemap_fault+0x7a/0xad
[  428.614979]  ? lock_release+0x970/0x970
[  428.618961]  ? arch_local_save_flags+0x40/0x40
[  428.623553]  ? futex_wait_setup+0x3e0/0x3e0
[  428.627892]  ? down_read+0xb0/0x1d0
[  428.631521]  ? ext4_filemap_fault+0x7a/0xad
[  428.635851]  ? __down_interruptible+0x700/0x700
[  428.640557]  ext4_filemap_fault+0x82/0xad
[  428.644713]  __do_fault+0x100/0x6b0
[  428.648345]  ? print_bad_pte+0x6c0/0x6c0
[  428.652406]  ? do_futex+0x249/0x26d0
[  428.656123]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.660536]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  428.665119]  ? kasan_check_read+0x11/0x20
[  428.669268]  ? pmd_val+0x88/0x100
[  428.672723]  ? add_mm_counter_fast+0xd0/0xd0
[  428.677132]  ? pmd_val+0x88/0x100
[  428.680588]  ? add_mm_counter_fast+0xd0/0xd0
[  428.685001]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.690546]  __handle_mm_fault+0x3709/0x53e0
[  428.694977]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  428.699823]  ? graph_lock+0x170/0x170
[  428.703630]  ? print_usage_bug+0xc0/0xc0
[  428.707693]  ? graph_lock+0x170/0x170
[  428.711492]  ? graph_lock+0x170/0x170
[  428.715331]  ? handle_mm_fault+0x42a/0xc70
[  428.719572]  ? lock_downgrade+0x900/0x900
[  428.723721]  ? check_preemption_disabled+0x48/0x200
[  428.728747]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  428.734543]  ? kasan_check_read+0x11/0x20
[  428.738692]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.743978]  ? rcu_bh_qs+0xc0/0xc0
[  428.747524]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.752981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.758528]  ? check_preemption_disabled+0x48/0x200
[  428.763556]  handle_mm_fault+0x54f/0xc70
[  428.767631]  ? __handle_mm_fault+0x53e0/0x53e0
[  428.772221]  ? find_vma+0x34/0x190
[  428.775770]  __do_page_fault+0x67d/0xed0
[  428.779841]  ? mm_fault_error+0x380/0x380
[  428.783993]  ? trace_hardirqs_off+0xb8/0x310
[  428.788404]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  428.793769]  ? trace_hardirqs_on+0x310/0x310
[  428.798186]  do_page_fault+0xf2/0x7e0
[  428.801995]  ? vmalloc_sync_all+0x30/0x30
[  428.806147]  ? error_entry+0x70/0xd0
[  428.809864]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.814881]  ? trace_hardirqs_on_caller+0xc0/0x310
[  428.819817]  ? syscall_return_slowpath+0x5e0/0x5e0
[  428.824749]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.829600]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.834616]  ? trace_hardirqs_off+0x310/0x310
[  428.839119]  ? prepare_exit_to_usermode+0x291/0x3b0
[  428.844142]  ? page_fault+0x8/0x30
[  428.847689]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.852543]  ? page_fault+0x8/0x30
[  428.856091]  page_fault+0x1e/0x30
[  428.859545] RIP: 0033:0x45ddf3
[  428.862742] Code: Bad RIP value.
[  428.866107] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  428.871475] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  428.878744] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  428.886013] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  428.893285] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  428.900556] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  428.907848] warn_alloc_show_mem: 1 callbacks suppressed
[  428.907861] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  428.907863] Mem-Info:
[  428.907893] active_anon:29560 inactive_anon:112 isolated_anon:0
[  428.907893]  active_file:13 inactive_file:14 isolated_file:0
[  428.907893]  unevictable:0 dirty:0 writeback:0 unstable:0
[  428.907893]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  428.907893]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  428.907893]  free:13798 free_pcp:488 free_cma:0
[  428.913235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  428.913244] Call Trace:
[  428.920531] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  428.922930]  <IRQ>
[  428.955815] Node 0 
[  428.965184]  dump_stack+0x1c4/0x2b4
[  428.967760] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  428.995932]  ? dump_stack_print_info.cold.2+0x52/0x52
[  428.998065] lowmem_reserve[]:
[  429.000305]  warn_alloc.cold.119+0xb7/0x1bd
[  429.003911]  0 2819
[  429.029436]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.034602]  6323
[  429.037703]  ? lock_downgrade+0x900/0x900
[  429.041994]  6323
[  429.044240]  ? trace_hardirqs_off+0xb8/0x310
[  429.049054] Node 0 
[  429.051118]  ? trace_hardirqs_off+0xb8/0x310
[  429.055263] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  429.057299]  __alloc_pages_slowpath+0x2667/0x2d80
[  429.061672] lowmem_reserve[]: 0
[  429.063936]  ? warn_alloc+0x120/0x120
[  429.068288]  0 3503
[  429.094847]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.099665]  3503
[  429.102937]  ? warn_alloc+0x120/0x120
[  429.106736] Node 0 
[  429.108985]  ? print_usage_bug+0xc0/0xc0
[  429.114005] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  429.116038]  ? warn_alloc+0x120/0x120
[  429.119821] lowmem_reserve[]: 0
[  429.122064]  ? print_usage_bug+0xc0/0xc0
[  429.126098]  0 0
[  429.154568]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.158345]  0
[  429.161627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.165656] Node 0 
[  429.167628]  ? should_fail+0x22d/0xd01
[  429.172787] DMA: 1*4kB 
[  429.174599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.180113] (U) 
[  429.182348]  ? __lock_acquire+0x7ec/0x4ec0
[  429.186208] 0*8kB 
[  429.188790]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.193965] 0*16kB 
[  429.195936]  ? should_fail+0x22d/0xd01
[  429.200157] 1*32kB 
[  429.202309]  ? mark_held_locks+0x130/0x130
[  429.207383] (U) 
[  429.209619]  ? mark_held_locks+0x130/0x130
[  429.213475] 2*64kB (U) 
[  429.215715]  ? print_usage_bug+0xc0/0xc0
[  429.219929] 1*128kB 
[  429.221907]  ? find_held_lock+0x36/0x1c0
[  429.226118] (U) 
[  429.228695]  ? graph_lock+0x170/0x170
[  429.232736] 1*256kB 
[  429.235058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.239091] (U) 
[  429.241066]  ? check_preemption_disabled+0x48/0x200
[  429.244843] 0*512kB 
[  429.247166]  ? check_preemption_disabled+0x48/0x200
[  429.252680] 1*1024kB 
[  429.254659]  ? __lock_is_held+0xb5/0x140
[  429.259646] (U) 
[  429.262015]  __alloc_pages_nodemask+0xa80/0xde0
[  429.266999] 1*2048kB 
[  429.269408]  ? graph_lock+0x170/0x170
[  429.273447] (M) 
[  429.275423]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  429.280065] 3*4096kB (M) 
[  429.282475]  ? graph_lock+0x170/0x170
[  429.286250] = 15908kB
[  429.288229]  ? find_held_lock+0x36/0x1c0
[  429.293215] Node 0 
[  429.295978]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.299742] DMA32: 6*4kB 
[  429.302159]  ? lock_downgrade+0x900/0x900
[  429.306199] (MH) 0*8kB 
[  429.308535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.313177] 3*16kB 
[  429.315932]  cache_grow_begin+0x91/0x8c0
[  429.320056] (MH) 
[  429.322637]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.328149] 2*32kB 
[  429.330386]  fallback_alloc+0x203/0x2e0
[  429.334437] (M) 
[  429.336498]  ____cache_alloc_node+0x1c7/0x1e0
[  429.340887] 5*64kB 
[  429.343124]  kmem_cache_alloc_node+0xe3/0x730
[  429.347071] (MH) 
[  429.349044]  ? mark_held_locks+0xc7/0x130
[  429.353516] 4*128kB (MH) 
[  429.355762]  __alloc_skb+0x119/0x770
[  429.360224] 3*256kB (M) 
[  429.362294]  ? skb_scrub_packet+0x490/0x490
[  429.366417] 4*512kB 
[  429.369170]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  429.372860] (MH) 
[  429.375530]  ? queue_work_on+0x12c/0x1e0
[  429.379826] 3*1024kB (MH) 
[  429.382153]  ? switchdev_port_obj_del+0xdc/0x450
[  429.386711] 3*2048kB 
[  429.388769]  ? switchdev_trans_item_enqueue+0x260/0x260
[  429.392802] (M) 
[  429.395643]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  429.400365] 3*4096kB (M) 
[  429.402783]  __br_mdb_notify+0x4ff/0x15d0
[  429.408117] = 25288kB
[  429.410086]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  429.415077] Node 0 
[  429.417833]  ? __br_mdb_add+0x800/0x800
[  429.421957] Normal: 
[  429.424364]  ? kasan_check_write+0x14/0x20
[  429.429489] 9*4kB 
[  429.431720]  ? do_raw_spin_lock+0xc1/0x200
[  429.435664] (ME) 37*8kB 
[  429.437993]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  429.442206] (UM) 
[  429.444352]  ? debug_object_assert_init+0x368/0x4b0
[  429.448565] 34*16kB 
[  429.451232]  ? debug_object_init_on_stack+0x20/0x20
[  429.456313] (UMH) 
[  429.458388]  ? graph_lock+0x170/0x170
[  429.463407] 36*32kB (UMH) 
[  429.465736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.470735] 19*64kB (MH) 
[  429.472890]  br_mdb_notify+0x310/0x410
[  429.476657] 11*128kB (UMH) 
[  429.479503]  ? br_mdb_dump+0x2530/0x2530
[  429.485016] 5*256kB (UM) 
[  429.487788]  br_multicast_del_pg+0x3df/0x790
[  429.491644] 4*512kB 
[  429.494569]  ? br_mdb_ip_get+0x940/0x940
[  429.498603] (UH) 
[  429.501356]  ? kasan_check_write+0x14/0x20
[  429.505741] 2*1024kB 
[  429.508059]  ? do_raw_spin_lock+0xc1/0x200
[  429.512098] (H) 
[  429.514179]  br_multicast_port_group_expired+0x189/0x1e0
[  429.518380] 2*2048kB (MH) 
[  429.520794]  call_timer_fn+0x272/0x920
[  429.525001] 0*4096kB = 14124kB
[  429.526988]  ? br_multicast_del_pg+0x790/0x790
[  429.532424] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  429.535258]  ? process_timeout+0x40/0x40
[  429.539122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  429.539131] 146 total pagecache pages
[  429.542320]  ? find_held_lock+0x36/0x1c0
[  429.546890] 0 pages in swap cache
[  429.555723]  ? __run_timers+0x7da/0xc70
[  429.559754] Swap cache stats: add 0, delete 0, find 0/0
[  429.559762] Free swap  = 0kB
[  429.568333]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.572104] Total swap = 0kB
[  429.572112] 1965979 pages RAM
[  429.576171]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.579601] 0 pages HighMem/MovableOnly
[  429.579610] 342307 pages reserved
[  429.583574]  ? br_multicast_del_pg+0x790/0x790
[  429.583592]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  429.588926] 0 pages cma reserved
[  429.589008] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.591967]  ? trace_hardirqs_on+0xbd/0x310
[  429.596495] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.599452]  ? kasan_check_read+0x11/0x20
[  429.602538] syz-fuzzer cpuset=
[  429.607035]  ? __run_timers+0x7da/0xc70
[  429.610984] /
[  429.614435]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.619002]  mems_allowed=0
[  429.623579]  ? br_multicast_del_pg+0x790/0x790
[  429.674195]  ? br_multicast_del_pg+0x790/0x790
[  429.678781]  __run_timers+0x7e5/0xc70
[  429.682595]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  429.687971]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.693004]  ? graph_lock+0x170/0x170
[  429.696814]  ? enqueue_hrtimer+0x1a5/0x560
[  429.701047]  ? lock_release+0x970/0x970
[  429.705027]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.710226]  ? find_held_lock+0x36/0x1c0
[  429.714294]  ? graph_lock+0x170/0x170
[  429.718098]  ? pvclock_read_flags+0x160/0x160
[  429.722594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.728136]  ? check_preemption_disabled+0x48/0x200
[  429.733166]  ? __lock_is_held+0xb5/0x140
[  429.737229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.742770]  ? check_preemption_disabled+0x48/0x200
[  429.747796]  run_timer_softirq+0x52/0xb0
[  429.751860]  ? rcu_read_lock_sched_held+0x108/0x120
[  429.756878]  __do_softirq+0x30b/0xad8
[  429.760699]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  429.765808]  ? pvclock_read_flags+0x160/0x160
[  429.770304]  ? lapic_next_event+0x5a/0x90
[  429.774456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.780017]  ? check_preemption_disabled+0x48/0x200
[  429.785180]  ? check_preemption_disabled+0x48/0x200
[  429.790209]  ? kvm_clock_read+0x18/0x30
[  429.794187]  ? kvm_sched_clock_read+0x9/0x20
[  429.798599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.804138]  ? check_preemption_disabled+0x48/0x200
[  429.809168]  irq_exit+0x17f/0x1c0
[  429.812629]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.817475]  ? smp_reschedule_interrupt+0x109/0x650
[  429.822494]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.828383]  ? interrupt_entry+0xb5/0xf0
[  429.832448]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.837466]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.842489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.847332]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.852349]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.857375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.862921]  ? check_preemption_disabled+0x48/0x200
[  429.867956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.873503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.878363]  apic_timer_interrupt+0xf/0x20
[  429.882593]  </IRQ>
[  429.884838] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  429.890723] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  429.909634] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  429.917353] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  429.924635] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  429.931910] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  429.939192] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  429.946466] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  429.953766]  ? save_stack+0xa9/0xd0
[  429.957408]  __kmalloc_node_track_caller+0x33/0x70
[  429.962346]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  429.967113]  pskb_expand_head+0x230/0x10f0
[  429.971353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.976894]  ? memcpy+0x45/0x50
[  429.980180]  ? __copy_skb_header+0x350/0x6b0
[  429.984591]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  429.989088]  ? skb_checksum+0x140/0x140
[  429.993074]  ? __lock_is_held+0xb5/0x140
[  429.997147]  ? kasan_check_write+0x14/0x20
[  430.001384]  ? __skb_clone+0x6c7/0xa00
[  430.005282]  ? __copy_skb_header+0x6b0/0x6b0
[  430.009693]  ? kmem_cache_alloc+0x33a/0x730
[  430.014023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.019573]  skb_ensure_writable+0x3dd/0x640
[  430.023992]  ? skb_cow_data+0xf10/0xf10
[  430.027983]  ? preempt_notifier_register+0x200/0x200
[  430.033092]  ? __switch_to_asm+0x34/0x70
[  430.037155]  ? __switch_to_asm+0x34/0x70
[  430.041222]  ? __switch_to_asm+0x40/0x70
[  430.045285]  ? __switch_to_asm+0x34/0x70
[  430.049349]  ? __switch_to_asm+0x40/0x70
[  430.053413]  ? __switch_to_asm+0x40/0x70
[  430.057473]  ? __switch_to_asm+0x34/0x70
[  430.061536]  ? __switch_to_asm+0x34/0x70
[  430.065597]  ? __switch_to_asm+0x40/0x70
[  430.069657]  ? __switch_to_asm+0x34/0x70
[  430.073732]  bpf_clone_redirect+0x14a/0x490
[  430.078068]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  430.083093]  ? __sched_text_start+0x8/0x8
[  430.087258]  ? find_held_lock+0x36/0x1c0
[  430.091329]  ? lock_acquire+0x1ed/0x520
[  430.095309]  ? bpf_test_run+0x32e/0x5a0
[  430.099289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.104832]  ? check_preemption_disabled+0x48/0x200
[  430.109860]  ? kasan_check_read+0x11/0x20
[  430.114027]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.119325]  ? rcu_bh_qs+0xc0/0xc0
[  430.122875]  ? preempt_schedule+0x4d/0x60
[  430.127036]  ? ___preempt_schedule+0x16/0x18
[  430.131458]  ? bpf_test_run+0x1c0/0x5a0
[  430.135446]  ? netlink_diag_dump+0x2a0/0x2a0
[  430.139860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.145399]  ? bpf_test_init.isra.9+0x70/0x100
[  430.149986]  ? bpf_prog_test_run_skb+0x634/0xb40
[  430.154758]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.159603]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.165143]  ? fput+0x130/0x1a0
[  430.168429]  ? __bpf_prog_get+0x9b/0x290
[  430.172494]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.177338]  ? bpf_prog_test_run+0x130/0x1a0
[  430.181755]  ? __x64_sys_bpf+0x3d8/0x510
[  430.185822]  ? bpf_prog_get+0x20/0x20
[  430.189646]  ? do_syscall_64+0x1b9/0x820
[  430.193717]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  430.199094]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.204029]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.208880]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.213901]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.218922]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.223969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.228825]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  430.234211] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  430.234363] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.241157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.251630] syz-executor0 cpuset=
[  430.260970] Call Trace:
[  430.260980] syz0
[  430.264417]  <IRQ>
[  430.266995]  mems_allowed=0
[  430.268974]  dump_stack+0x1c4/0x2b4
[  430.277642]  ? dump_stack_print_info.cold.2+0x52/0x52
[  430.282847]  warn_alloc.cold.119+0xb7/0x1bd
[  430.287178]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.292030]  ? lock_downgrade+0x900/0x900
[  430.296193]  ? trace_hardirqs_off+0xb8/0x310
[  430.300611]  ? trace_hardirqs_off+0xb8/0x310
[  430.305036]  __alloc_pages_slowpath+0x2667/0x2d80
[  430.309911]  ? warn_alloc+0x120/0x120
[  430.313726]  ? warn_alloc+0x120/0x120
[  430.317539]  ? print_usage_bug+0xc0/0xc0
[  430.321601]  ? warn_alloc+0x120/0x120
[  430.325410]  ? print_usage_bug+0xc0/0xc0
[  430.329481]  ? __lock_acquire+0x7ec/0x4ec0
[  430.333726]  ? __lock_acquire+0x7ec/0x4ec0
[  430.337972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.343518]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.349063]  ? should_fail+0x22d/0xd01
[  430.352964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.358074]  ? __lock_acquire+0x7ec/0x4ec0
[  430.362319]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.367421]  ? __lock_acquire+0x7ec/0x4ec0
[  430.371658]  ? should_fail+0x22d/0xd01
[  430.375556]  ? mark_held_locks+0x130/0x130
[  430.379798]  ? mark_held_locks+0x130/0x130
[  430.384040]  ? graph_lock+0x170/0x170
[  430.387844]  ? print_usage_bug+0xc0/0xc0
[  430.391907]  ? graph_lock+0x170/0x170
[  430.395712]  ? print_usage_bug+0xc0/0xc0
[  430.399774]  ? wq_watchdog_touch+0x9c/0xfe
[  430.404016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.409560]  ? check_preemption_disabled+0x48/0x200
[  430.414579]  ? check_preemption_disabled+0x48/0x200
[  430.419609]  ? __lock_is_held+0xb5/0x140
[  430.423679]  __alloc_pages_nodemask+0xa80/0xde0
[  430.428356]  ? graph_lock+0x170/0x170
[  430.432166]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  430.437199]  ? graph_lock+0x170/0x170
[  430.441016]  ? find_held_lock+0x36/0x1c0
[  430.445090]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.449765]  ? lock_downgrade+0x900/0x900
[  430.453926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.459484]  cache_grow_begin+0x91/0x8c0
[  430.463560]  ? do_raw_spin_unlock+0xa7/0x2f0
[  430.467991]  fallback_alloc+0x203/0x2e0
[  430.471986]  ____cache_alloc_node+0x1c7/0x1e0
[  430.476491]  kmem_cache_alloc_node+0xe3/0x730
[  430.480994]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.485239]  __alloc_skb+0x119/0x770
[  430.488983]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.494268]  ? skb_scrub_packet+0x490/0x490
[  430.498593]  ? lock_downgrade+0x900/0x900
[  430.502755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.508296]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.513768]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.519224]  ? addrconf_rs_timer+0x690/0x690
[  430.523651]  ndisc_alloc_skb+0x144/0x340
[  430.527726]  ndisc_send_rs+0x331/0x6e0
[  430.531622]  addrconf_rs_timer+0x314/0x690
[  430.535864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.540119]  call_timer_fn+0x272/0x920
[  430.544011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.548254]  ? process_timeout+0x40/0x40
[  430.552318]  ? find_held_lock+0x36/0x1c0
[  430.556392]  ? mark_held_locks+0xc7/0x130
[  430.560552]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.565048]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.569549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.573792]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  430.578379]  ? trace_hardirqs_on+0xbd/0x310
[  430.582702]  ? kasan_check_read+0x11/0x20
[  430.586853]  ? __run_timers+0x7da/0xc70
[  430.590837]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.596296]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.600545]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.604788]  __run_timers+0x7e5/0xc70
[  430.608607]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  430.613979]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.619260]  ? rcu_bh_qs+0xc0/0xc0
[  430.622809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.628356]  ? mark_held_locks+0xc7/0x130
[  430.632518]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.637282]  ? retint_kernel+0x2d/0x2d
[  430.641175]  ? trace_hardirqs_on_caller+0xc0/0x310
[  430.646111]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.650871]  ? trace_hardirqs_off+0x310/0x310
[  430.655377]  ? check_preemption_disabled+0x48/0x200
[  430.660399]  ? graph_lock+0x170/0x170
[  430.664206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.669755]  ? check_preemption_disabled+0x48/0x200
[  430.674789]  ? __lock_is_held+0xb5/0x140
[  430.678856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.684400]  ? check_preemption_disabled+0x48/0x200
[  430.689427]  run_timer_softirq+0x52/0xb0
[  430.693490]  ? rcu_read_lock_sched_held+0x108/0x120
[  430.698522]  __do_softirq+0x30b/0xad8
[  430.702339]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  430.707454]  ? pvclock_read_flags+0x160/0x160
[  430.711963]  ? lapic_next_event+0x5a/0x90
[  430.716119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.721667]  ? check_preemption_disabled+0x48/0x200
[  430.726693]  ? check_preemption_disabled+0x48/0x200
[  430.731727]  ? kvm_clock_read+0x18/0x30
[  430.735708]  ? kvm_sched_clock_read+0x9/0x20
[  430.740130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.745677]  ? check_preemption_disabled+0x48/0x200
[  430.750716]  irq_exit+0x17f/0x1c0
[  430.754178]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.759028]  ? smp_reschedule_interrupt+0x109/0x650
[  430.764061]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.769961]  ? interrupt_entry+0xb5/0xf0
[  430.774034]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.779056]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.784076]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.788921]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.793973]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.798996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.804551]  ? check_preemption_disabled+0x48/0x200
[  430.809580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.815135]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.819999]  apic_timer_interrupt+0xf/0x20
[  430.824235]  </IRQ>
[  430.826481] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  430.831765] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  430.850674] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  430.858397] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  430.865673] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  430.872955] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  430.880232] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  430.887498] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  430.894799]  ? arch_local_irq_restore+0x45/0x52
[  430.899481]  dump_stack+0x26a/0x2b4
[  430.903125]  ? dump_stack_print_info.cold.2+0x52/0x52
[  430.908332]  ? mark_held_locks+0x130/0x130
[  430.912570]  ? mark_held_locks+0x130/0x130
[  430.916822]  dump_header+0x27b/0xf72
[  430.920558]  ? pagefault_out_of_memory+0x197/0x197
[  430.925507]  ? __lock_acquire+0x7ec/0x4ec0
[  430.929752]  ? mem_cgroup_charge_statistics+0x780/0x780
[  430.935118]  ? print_usage_bug+0xc0/0xc0
[  430.939182]  ? print_usage_bug+0xc0/0xc0
[  430.943252]  ? graph_lock+0x170/0x170
[  430.947058]  ? print_usage_bug+0xc0/0xc0
[  430.951119]  ? print_usage_bug+0xc0/0xc0
[  430.955190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.960732]  ? find_held_lock+0x36/0x1c0
[  430.964806]  ? mark_held_locks+0xc7/0x130
[  430.968969]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.974077]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.979186]  ? lockdep_hardirqs_on+0x421/0x5c0
[  430.983772]  ? trace_hardirqs_on+0xbd/0x310
[  430.988095]  ? kasan_check_read+0x11/0x20
[  430.992243]  ? ___ratelimit+0x36f/0x655
[  430.996218]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.001670]  ? trace_hardirqs_on+0x310/0x310
[  431.006085]  ? lock_downgrade+0x900/0x900
[  431.010245]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.015351]  ? ___ratelimit+0xaa/0x655
[  431.019245]  ? idr_get_free+0xec0/0xec0
[  431.023221]  ? kasan_check_write+0x14/0x20
[  431.027460]  ? do_raw_spin_lock+0xc1/0x200
[  431.031708]  oom_kill_process.cold.27+0x10/0x903
[  431.036469]  ? graph_lock+0x170/0x170
[  431.040277]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  431.046075]  ? kasan_check_read+0x11/0x20
[  431.050229]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.055516]  ? oom_evaluate_task+0x540/0x540
[  431.059931]  ? find_held_lock+0x36/0x1c0
[  431.064010]  ? out_of_memory+0x974/0x1430
[  431.068161]  ? lock_downgrade+0x900/0x900
[  431.072311]  ? check_preemption_disabled+0x48/0x200
[  431.077337]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  431.083137]  ? kasan_check_read+0x11/0x20
[  431.087295]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.092573]  ? rcu_bh_qs+0xc0/0xc0
[  431.096121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.101660]  ? oom_evaluate_task+0x302/0x540
[  431.106075]  out_of_memory+0xa84/0x1430
[  431.110067]  ? oom_killer_disable+0x3a0/0x3a0
[  431.114569]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  431.119507]  ? __mutex_add_waiter+0x2a0/0x2a0
[  431.124022]  __alloc_pages_slowpath+0x2318/0x2d80
[  431.128898]  ? warn_alloc+0x120/0x120
[  431.132717]  ? find_get_entry+0x2f2/0xc40
[  431.136877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.142421]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  431.147352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.152894]  ? should_fail+0x22d/0xd01
[  431.156791]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.161897]  ? __lock_is_held+0xb5/0x140
[  431.165993]  ? __lock_is_held+0xb5/0x140
[  431.170065]  ? find_held_lock+0x36/0x1c0
[  431.174131]  ? ___might_sleep+0x1ed/0x300
[  431.178279]  ? lock_release+0x970/0x970
[  431.182259]  ? arch_local_save_flags+0x40/0x40
[  431.186854]  ? __might_sleep+0x95/0x190
[  431.190834]  __alloc_pages_nodemask+0xa80/0xde0
[  431.195520]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  431.200545]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  431.206342]  ? kasan_check_read+0x11/0x20
[  431.210493]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.215778]  ? graph_lock+0x170/0x170
[  431.219585]  ? print_usage_bug+0xc0/0xc0
[  431.223649]  ? graph_lock+0x170/0x170
[  431.227450]  ? graph_lock+0x170/0x170
[  431.231253]  ? __do_page_cache_readahead+0x7ce/0x980
[  431.236370]  ? find_held_lock+0x36/0x1c0
[  431.240437]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  431.245984]  alloc_pages_current+0x10c/0x210
[  431.250396]  ? lock_downgrade+0x900/0x900
[  431.254603]  __page_cache_alloc+0x38f/0x5b0
[  431.258927]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  431.264731]  ? kasan_check_read+0x11/0x20
[  431.268879]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.274164]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  431.278834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.284374]  ? check_preemption_disabled+0x48/0x200
[  431.289400]  filemap_fault+0x1594/0x25f0
[  431.293480]  ? __lock_page_or_retry+0xa00/0xa00
[  431.298156]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  431.303959]  ? kasan_check_read+0x11/0x20
[  431.308113]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.313395]  ? rcu_bh_qs+0xc0/0xc0
[  431.316958]  ? filemap_map_pages+0xdea/0x1980
[  431.321467]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.326580]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  431.331853]  ? debug_object_free+0x325/0x690
[  431.336268]  ? find_get_pages_range_tag+0x1320/0x1320
[  431.341465]  ? graph_lock+0x170/0x170
[  431.345273]  ? kasan_check_read+0x11/0x20
[  431.349421]  ? debug_object_destroy+0x2b0/0x2b0
[  431.354104]  ? lock_acquire+0x1ed/0x520
[  431.358080]  ? ext4_filemap_fault+0x7a/0xad
[  431.362407]  ? lock_release+0x970/0x970
[  431.366382]  ? arch_local_save_flags+0x40/0x40
[  431.370990]  ? futex_wait_setup+0x3e0/0x3e0
[  431.375328]  ? down_read+0xb0/0x1d0
[  431.378961]  ? ext4_filemap_fault+0x7a/0xad
[  431.383289]  ? __down_interruptible+0x700/0x700
[  431.387988]  ext4_filemap_fault+0x82/0xad
[  431.392141]  __do_fault+0x100/0x6b0
[  431.395779]  ? print_bad_pte+0x6c0/0x6c0
[  431.399846]  ? do_futex+0x249/0x26d0
[  431.403577]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.407991]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  431.412571]  ? kasan_check_read+0x11/0x20
[  431.416720]  ? pmd_val+0x88/0x100
[  431.420177]  ? add_mm_counter_fast+0xd0/0xd0
[  431.424584]  ? pmd_val+0x88/0x100
[  431.428043]  ? add_mm_counter_fast+0xd0/0xd0
[  431.432459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.438007]  __handle_mm_fault+0x3709/0x53e0
[  431.442428]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  431.447272]  ? graph_lock+0x170/0x170
[  431.451075]  ? print_usage_bug+0xc0/0xc0
[  431.455139]  ? graph_lock+0x170/0x170
[  431.458940]  ? graph_lock+0x170/0x170
[  431.462772]  ? handle_mm_fault+0x42a/0xc70
[  431.467008]  ? lock_downgrade+0x900/0x900
[  431.471160]  ? check_preemption_disabled+0x48/0x200
[  431.476186]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  431.481981]  ? kasan_check_read+0x11/0x20
[  431.486132]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.491412]  ? rcu_bh_qs+0xc0/0xc0
[  431.494964]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.500421]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.505973]  ? check_preemption_disabled+0x48/0x200
[  431.511005]  handle_mm_fault+0x54f/0xc70
[  431.515077]  ? __handle_mm_fault+0x53e0/0x53e0
[  431.519664]  ? find_vma+0x34/0x190
[  431.523212]  __do_page_fault+0x67d/0xed0
[  431.527285]  ? mm_fault_error+0x380/0x380
[  431.531450]  ? trace_hardirqs_off+0xb8/0x310
[  431.535863]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  431.541232]  ? trace_hardirqs_on+0x310/0x310
[  431.545646]  do_page_fault+0xf2/0x7e0
[  431.549450]  ? vmalloc_sync_all+0x30/0x30
[  431.553604]  ? error_entry+0x70/0xd0
[  431.557319]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.562333]  ? trace_hardirqs_on_caller+0xc0/0x310
[  431.567263]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.572199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.577050]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.582069]  ? trace_hardirqs_off+0x310/0x310
[  431.586570]  ? prepare_exit_to_usermode+0x291/0x3b0
[  431.591590]  ? page_fault+0x8/0x30
[  431.595140]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.599988]  ? page_fault+0x8/0x30
[  431.603538]  page_fault+0x1e/0x30
[  431.606996] RIP: 0033:0x45ddf3
[  431.610191] Code: Bad RIP value.
[  431.613555] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  431.618919] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  431.626193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  431.633463] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  431.640729] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  431.647995] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  431.655484] warn_alloc_show_mem: 1 callbacks suppressed
[  431.655496] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  431.655498] Mem-Info:
[  431.655535] active_anon:29560 inactive_anon:112 isolated_anon:0
[  431.655535]  active_file:13 inactive_file:14 isolated_file:0
[  431.655535]  unevictable:0 dirty:0 writeback:0 unstable:0
[  431.655535]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  431.655535]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  431.655535]  free:13798 free_pcp:488 free_cma:0
[  431.660873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.668152] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  431.670549] Call Trace:
[  431.703415] Node 0 
[  431.712778]  <IRQ>
[  431.740155] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  431.742723]  dump_stack+0x1c4/0x2b4
[  431.744925] lowmem_reserve[]: 0
[  431.747093]  ? dump_stack_print_info.cold.2+0x52/0x52
[  431.772564]  2819 6323
[  431.776209]  warn_alloc.cold.119+0xb7/0x1bd
[  431.779453]  6323
[  431.784750]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.787229] Node 0 
[  431.791545]  ? lock_downgrade+0x900/0x900
[  431.793610] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  431.798425]  ? trace_hardirqs_off+0xb8/0x310
[  431.800627] lowmem_reserve[]: 0
[  431.804782]  ? trace_hardirqs_off+0xb8/0x310
[  431.831309]  0
[  431.835726]  __alloc_pages_slowpath+0x2667/0x2d80
[  431.838971]  3503
[  431.843403]  ? warn_alloc+0x120/0x120
[  431.845154]  3503
[  431.849991]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  431.855822]  ? warn_alloc+0x120/0x120
[  431.857866] Node 0 
[  431.862882]  ? print_usage_bug+0xc0/0xc0
[  431.866685] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  431.868888]  ? warn_alloc+0x120/0x120
[  431.872917] lowmem_reserve[]: 0
[  431.901385]  ? print_usage_bug+0xc0/0xc0
[  431.905157]  0 0
[  431.908443]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  431.912472]  0
[  431.914457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.919620] Node 0 
[  431.921419]  ? should_fail+0x22d/0xd01
[  431.926953] DMA: 
[  431.929189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.933053] 1*4kB 
[  431.935111]  ? __lock_acquire+0x7ec/0x4ec0
[  431.940186] (U) 
[  431.942332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.946539] 0*8kB 0*16kB 
[  431.948519]  ? should_fail+0x22d/0xd01
[  431.953605] 1*32kB 
[  431.956365]  ? mark_held_locks+0x130/0x130
[  431.960219] (U) 
[  431.962449]  ? mark_held_locks+0x130/0x130
[  431.966664] 2*64kB 
[  431.968633]  ? print_usage_bug+0xc0/0xc0
[  431.972841] (U) 
[  431.975077]  ? find_held_lock+0x36/0x1c0
[  431.979106] 1*128kB (U) 
[  431.981087]  ? graph_lock+0x170/0x170
[  431.985129] 1*256kB 
[  431.987796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.991570] (U) 
[  431.993891]  ? check_preemption_disabled+0x48/0x200
[  431.999403] 0*512kB 
[  432.001378]  ? check_preemption_disabled+0x48/0x200
[  432.006361] 1*1024kB (U) 
[  432.008693]  ? __lock_is_held+0xb5/0x140
[  432.013677] 1*2048kB (M) 
[  432.016441]  __alloc_pages_nodemask+0xa80/0xde0
[  432.020475] 3*4096kB 
[  432.023229]  ? graph_lock+0x170/0x170
[  432.027874] (M) 
[  432.030284]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  432.034056] = 15908kB
[  432.034064] Node 0 
[  432.036037]  ? graph_lock+0x170/0x170
[  432.041029] DMA32: 
[  432.043443]  ? find_held_lock+0x36/0x1c0
[  432.045648] 6*4kB 
[  432.049450]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.051655] (MH) 
[  432.055713]  ? lock_downgrade+0x900/0x900
[  432.057838] 0*8kB 
[  432.062502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.064545] 3*16kB 
[  432.068689]  cache_grow_begin+0x91/0x8c0
[  432.070813] (MH) 
[  432.076348]  ? do_raw_spin_unlock+0xa7/0x2f0
[  432.078554] 2*32kB (M) 
[  432.082649]  fallback_alloc+0x203/0x2e0
[  432.084679] 5*64kB (MH) 
[  432.089093]  ____cache_alloc_node+0x1c7/0x1e0
[  432.091645] 4*128kB (MH) 
[  432.095628]  kmem_cache_alloc_node+0xe3/0x730
[  432.098272] 3*256kB (M) 
[  432.102769]  ? mark_held_locks+0xc7/0x130
[  432.105498] 4*512kB (MH) 
[  432.110000]  __alloc_skb+0x119/0x770
[  432.112635] 3*1024kB (MH) 
[  432.116786]  ? skb_scrub_packet+0x490/0x490
[  432.119517] 3*2048kB (M) 
[  432.123239]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  432.126057] 3*4096kB (M) 
[  432.130382]  ? queue_work_on+0x12c/0x1e0
[  432.133111] = 25288kB
[  432.133119] Node 0 
[  432.137696]  ? switchdev_port_obj_del+0xdc/0x450
[  432.140424] Normal: 9*4kB 
[  432.144485]  ? switchdev_trans_item_enqueue+0x260/0x260
[  432.146875] (ME) 
[  432.149106]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  432.153834] 37*8kB (UM) 
[  432.156681]  __br_mdb_notify+0x4ff/0x15d0
[  432.162015] 34*16kB (UMH) 
[  432.164086]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  432.169081] 36*32kB 
[  432.171748]  ? __br_mdb_add+0x800/0x800
[  432.175864] (UMH) 19*64kB 
[  432.178725]  ? kasan_check_write+0x14/0x20
[  432.183821] (MH) 
[  432.186141]  ? do_raw_spin_lock+0xc1/0x200
[  432.190084] 11*128kB (UMH) 
[  432.192938]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  432.197152] 5*256kB (UM) 
[  432.199226]  ? debug_object_assert_init+0x368/0x4b0
[  432.203434] 4*512kB 
[  432.206360]  ? debug_object_init_on_stack+0x20/0x20
[  432.211438] (UH) 
[  432.214190]  ? graph_lock+0x170/0x170
[  432.219185] 2*1024kB 
[  432.221515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.226507] (H) 
[  432.228567]  br_mdb_notify+0x310/0x410
[  432.232332] 2*2048kB (MH) 
[  432.234743]  ? br_mdb_dump+0x2530/0x2530
[  432.240250] 0*4096kB = 14124kB
[  432.242241]  br_multicast_del_pg+0x3df/0x790
[  432.246118] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  432.248962]  ? br_mdb_ip_get+0x940/0x940
[  432.253006] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  432.256192]  ? kasan_check_write+0x14/0x20
[  432.260578] 146 total pagecache pages
[  432.269412]  ? do_raw_spin_lock+0xc1/0x200
[  432.273451] 0 pages in swap cache
[  432.282018]  br_multicast_port_group_expired+0x189/0x1e0
[  432.286223] Swap cache stats: add 0, delete 0, find 0/0
[  432.290022]  call_timer_fn+0x272/0x920
[  432.294219] Free swap  = 0kB
[  432.294227] Total swap = 0kB
[  432.297674]  ? br_multicast_del_pg+0x790/0x790
[  432.303104] 1965979 pages RAM
[  432.308459]  ? process_timeout+0x40/0x40
[  432.312318] 0 pages HighMem/MovableOnly
[  432.312327] 342307 pages reserved
[  432.315337]  ? find_held_lock+0x36/0x1c0
[  432.318325] 0 pages cma reserved
[  432.318428] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.322931]  ? __run_timers+0x7da/0xc70
[  432.322958]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.322973]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.326119] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.330118]  ? br_multicast_del_pg+0x790/0x790
[  432.334073] syz-fuzzer cpuset=
[  432.337521]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  432.341563] /
[  432.344924]  ? trace_hardirqs_on+0xbd/0x310
[  432.351391]  mems_allowed=0
[  432.355356]  ? kasan_check_read+0x11/0x20
[  432.399901]  ? __run_timers+0x7da/0xc70
[  432.403879]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  432.409336]  ? br_multicast_del_pg+0x790/0x790
[  432.413924]  ? br_multicast_del_pg+0x790/0x790
[  432.418512]  __run_timers+0x7e5/0xc70
[  432.422332]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  432.427704]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.432721]  ? graph_lock+0x170/0x170
[  432.436546]  ? enqueue_hrtimer+0x1a5/0x560
[  432.440777]  ? lock_release+0x970/0x970
[  432.444753]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.449957]  ? find_held_lock+0x36/0x1c0
[  432.454030]  ? graph_lock+0x170/0x170
[  432.457861]  ? pvclock_read_flags+0x160/0x160
[  432.462361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.467903]  ? check_preemption_disabled+0x48/0x200
[  432.472932]  ? __lock_is_held+0xb5/0x140
[  432.477001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.482547]  ? check_preemption_disabled+0x48/0x200
[  432.487572]  run_timer_softirq+0x52/0xb0
[  432.491634]  ? rcu_read_lock_sched_held+0x108/0x120
[  432.496654]  __do_softirq+0x30b/0xad8
[  432.500470]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  432.505581]  ? pvclock_read_flags+0x160/0x160
[  432.510081]  ? lapic_next_event+0x5a/0x90
[  432.514229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.519770]  ? check_preemption_disabled+0x48/0x200
[  432.524785]  ? check_preemption_disabled+0x48/0x200
[  432.529835]  ? kvm_clock_read+0x18/0x30
[  432.533808]  ? kvm_sched_clock_read+0x9/0x20
[  432.538219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.543759]  ? check_preemption_disabled+0x48/0x200
[  432.548788]  irq_exit+0x17f/0x1c0
[  432.552243]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.557086]  ? smp_reschedule_interrupt+0x109/0x650
[  432.562105]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.567994]  ? interrupt_entry+0xb5/0xf0
[  432.572063]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.577098]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.582135]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.586998]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.592025]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.597043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.602582]  ? check_preemption_disabled+0x48/0x200
[  432.607599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.613152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.618008]  apic_timer_interrupt+0xf/0x20
[  432.622245]  </IRQ>
[  432.624490] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  432.630375] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  432.649278] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  432.657429] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  432.664696] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  432.671969] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  432.679239] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  432.686508] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  432.693868]  ? save_stack+0xa9/0xd0
[  432.697508]  __kmalloc_node_track_caller+0x33/0x70
[  432.702487]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  432.707292]  pskb_expand_head+0x230/0x10f0
[  432.711529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.717081]  ? memcpy+0x45/0x50
[  432.720361]  ? __copy_skb_header+0x350/0x6b0
[  432.724784]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  432.729281]  ? skb_checksum+0x140/0x140
[  432.733264]  ? __lock_is_held+0xb5/0x140
[  432.737333]  ? kasan_check_write+0x14/0x20
[  432.741568]  ? __skb_clone+0x6c7/0xa00
[  432.745461]  ? __copy_skb_header+0x6b0/0x6b0
[  432.749871]  ? kmem_cache_alloc+0x33a/0x730
[  432.754240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.759799]  skb_ensure_writable+0x3dd/0x640
[  432.764224]  ? skb_cow_data+0xf10/0xf10
[  432.768202]  ? preempt_notifier_register+0x200/0x200
[  432.773311]  ? __switch_to_asm+0x34/0x70
[  432.777376]  ? __switch_to_asm+0x34/0x70
[  432.781439]  ? __switch_to_asm+0x40/0x70
[  432.785500]  ? __switch_to_asm+0x34/0x70
[  432.789561]  ? __switch_to_asm+0x40/0x70
[  432.793621]  ? __switch_to_asm+0x40/0x70
[  432.797684]  ? __switch_to_asm+0x34/0x70
[  432.801744]  ? __switch_to_asm+0x34/0x70
[  432.805816]  ? __switch_to_asm+0x40/0x70
[  432.809876]  ? __switch_to_asm+0x34/0x70
[  432.813956]  bpf_clone_redirect+0x14a/0x490
[  432.818293]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  432.823318]  ? __sched_text_start+0x8/0x8
[  432.827483]  ? find_held_lock+0x36/0x1c0
[  432.831555]  ? lock_acquire+0x1ed/0x520
[  432.835530]  ? bpf_test_run+0x32e/0x5a0
[  432.839512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.845058]  ? check_preemption_disabled+0x48/0x200
[  432.850084]  ? kasan_check_read+0x11/0x20
[  432.854238]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.859519]  ? rcu_bh_qs+0xc0/0xc0
[  432.863070]  ? preempt_schedule+0x4d/0x60
[  432.867221]  ? ___preempt_schedule+0x16/0x18
[  432.871640]  ? bpf_test_run+0x1c0/0x5a0
[  432.875627]  ? netlink_diag_dump+0x2a0/0x2a0
[  432.880044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.885583]  ? bpf_test_init.isra.9+0x70/0x100
[  432.890169]  ? bpf_prog_test_run_skb+0x634/0xb40
[  432.894934]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  432.899803]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.905341]  ? fput+0x130/0x1a0
[  432.908649]  ? __bpf_prog_get+0x9b/0x290
[  432.912717]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  432.917557]  ? bpf_prog_test_run+0x130/0x1a0
[  432.921974]  ? __x64_sys_bpf+0x3d8/0x510
[  432.926043]  ? bpf_prog_get+0x20/0x20
[  432.929875]  ? do_syscall_64+0x1b9/0x820
[  432.933937]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  432.939314]  ? syscall_return_slowpath+0x5e0/0x5e0
[  432.944246]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.949096]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.954117]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  432.959135]  ? prepare_exit_to_usermode+0x291/0x3b0
[  432.964161]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.969022]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  432.974407] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  432.974559] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.981346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.991814] syz-executor0 cpuset=
[  433.001149] Call Trace:
[  433.001159] syz0
[  433.004599]  <IRQ>
[  433.007176]  mems_allowed=0
[  433.009146]  dump_stack+0x1c4/0x2b4
[  433.017813]  ? dump_stack_print_info.cold.2+0x52/0x52
[  433.023050]  warn_alloc.cold.119+0xb7/0x1bd
[  433.027376]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.032225]  ? lock_downgrade+0x900/0x900
[  433.036383]  ? trace_hardirqs_off+0xb8/0x310
[  433.040798]  ? trace_hardirqs_off+0xb8/0x310
[  433.045215]  __alloc_pages_slowpath+0x2667/0x2d80
[  433.050088]  ? warn_alloc+0x120/0x120
[  433.053898]  ? warn_alloc+0x120/0x120
[  433.057701]  ? print_usage_bug+0xc0/0xc0
[  433.061766]  ? warn_alloc+0x120/0x120
[  433.065569]  ? print_usage_bug+0xc0/0xc0
[  433.069638]  ? __lock_acquire+0x7ec/0x4ec0
[  433.073872]  ? __lock_acquire+0x7ec/0x4ec0
[  433.078113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.083649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.089190]  ? should_fail+0x22d/0xd01
[  433.093101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.098219]  ? __lock_acquire+0x7ec/0x4ec0
[  433.102460]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.107563]  ? __lock_acquire+0x7ec/0x4ec0
[  433.111798]  ? should_fail+0x22d/0xd01
[  433.115695]  ? mark_held_locks+0x130/0x130
[  433.119959]  ? mark_held_locks+0x130/0x130
[  433.124199]  ? graph_lock+0x170/0x170
[  433.128016]  ? print_usage_bug+0xc0/0xc0
[  433.132093]  ? graph_lock+0x170/0x170
[  433.135893]  ? print_usage_bug+0xc0/0xc0
[  433.139966]  ? wq_watchdog_touch+0x9c/0xfe
[  433.144222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.149763]  ? check_preemption_disabled+0x48/0x200
[  433.154780]  ? check_preemption_disabled+0x48/0x200
[  433.159810]  ? __lock_is_held+0xb5/0x140
[  433.163879]  __alloc_pages_nodemask+0xa80/0xde0
[  433.168548]  ? graph_lock+0x170/0x170
[  433.172356]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  433.177369]  ? graph_lock+0x170/0x170
[  433.181183]  ? find_held_lock+0x36/0x1c0
[  433.185256]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.189926]  ? lock_downgrade+0x900/0x900
[  433.194086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.199636]  cache_grow_begin+0x91/0x8c0
[  433.203701]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.208121]  fallback_alloc+0x203/0x2e0
[  433.212104]  ____cache_alloc_node+0x1c7/0x1e0
[  433.216705]  kmem_cache_alloc_node+0xe3/0x730
[  433.221205]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.225454]  __alloc_skb+0x119/0x770
[  433.229171]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.234453]  ? skb_scrub_packet+0x490/0x490
[  433.238779]  ? lock_downgrade+0x900/0x900
[  433.242940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.248488]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.253960]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.259413]  ? addrconf_rs_timer+0x690/0x690
[  433.263836]  ndisc_alloc_skb+0x144/0x340
[  433.267905]  ndisc_send_rs+0x331/0x6e0
[  433.271801]  addrconf_rs_timer+0x314/0x690
[  433.276041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.280290]  call_timer_fn+0x272/0x920
[  433.284180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.288417]  ? process_timeout+0x40/0x40
[  433.292481]  ? find_held_lock+0x36/0x1c0
[  433.296559]  ? mark_held_locks+0xc7/0x130
[  433.300709]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.305205]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.309697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.313932]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  433.318561]  ? trace_hardirqs_on+0xbd/0x310
[  433.322910]  ? kasan_check_read+0x11/0x20
[  433.327076]  ? __run_timers+0x7da/0xc70
[  433.331056]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.336529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.340768]  __run_timers+0x7e5/0xc70
[  433.344587]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  433.349961]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.355259]  ? rcu_bh_qs+0xc0/0xc0
[  433.358804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.364356]  ? mark_held_locks+0xc7/0x130
[  433.368553]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  433.373313]  ? retint_kernel+0x2d/0x2d
[  433.377202]  ? trace_hardirqs_on_caller+0xc0/0x310
[  433.382138]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  433.386894]  ? trace_hardirqs_off+0x310/0x310
[  433.391392]  ? check_preemption_disabled+0x48/0x200
[  433.396409]  ? graph_lock+0x170/0x170
[  433.400242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.405781]  ? check_preemption_disabled+0x48/0x200
[  433.410807]  ? __lock_is_held+0xb5/0x140
[  433.414868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.420421]  ? check_preemption_disabled+0x48/0x200
[  433.425457]  run_timer_softirq+0x52/0xb0
[  433.429520]  ? rcu_read_lock_sched_held+0x108/0x120
[  433.434541]  __do_softirq+0x30b/0xad8
[  433.438354]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  433.443462]  ? pvclock_read_flags+0x160/0x160
[  433.447989]  ? lapic_next_event+0x5a/0x90
[  433.452139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.457684]  ? check_preemption_disabled+0x48/0x200
[  433.462701]  ? check_preemption_disabled+0x48/0x200
[  433.467724]  ? kvm_clock_read+0x18/0x30
[  433.471700]  ? kvm_sched_clock_read+0x9/0x20
[  433.476118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.481658]  ? check_preemption_disabled+0x48/0x200
[  433.486688]  irq_exit+0x17f/0x1c0
[  433.490145]  smp_apic_timer_interrupt+0x1cb/0x760
[  433.494992]  ? smp_reschedule_interrupt+0x109/0x650
[  433.500015]  ? smp_call_function_single_interrupt+0x650/0x650
[  433.505906]  ? interrupt_entry+0xb5/0xf0
[  433.509975]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.514992]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.520011]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.524857]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.529873]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.534905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.540464]  ? check_preemption_disabled+0x48/0x200
[  433.545483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.551031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.555886]  apic_timer_interrupt+0xf/0x20
[  433.560114]  </IRQ>
[  433.562358] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  433.567635] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  433.586539] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  433.594253] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  433.601528] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  433.608795] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  433.616066] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  433.623332] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  433.630638]  ? arch_local_irq_restore+0x45/0x52
[  433.635318]  dump_stack+0x26a/0x2b4
[  433.638960]  ? dump_stack_print_info.cold.2+0x52/0x52
[  433.644158]  ? mark_held_locks+0x130/0x130
[  433.648391]  ? mark_held_locks+0x130/0x130
[  433.652754]  dump_header+0x27b/0xf72
[  433.656473]  ? pagefault_out_of_memory+0x197/0x197
[  433.661415]  ? __lock_acquire+0x7ec/0x4ec0
[  433.665653]  ? mem_cgroup_charge_statistics+0x780/0x780
[  433.671016]  ? print_usage_bug+0xc0/0xc0
[  433.675079]  ? print_usage_bug+0xc0/0xc0
[  433.679150]  ? graph_lock+0x170/0x170
[  433.682962]  ? print_usage_bug+0xc0/0xc0
[  433.687027]  ? print_usage_bug+0xc0/0xc0
[  433.691103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.696648]  ? find_held_lock+0x36/0x1c0
[  433.700717]  ? mark_held_locks+0xc7/0x130
[  433.704870]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.709977]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.715083]  ? lockdep_hardirqs_on+0x421/0x5c0
[  433.719669]  ? trace_hardirqs_on+0xbd/0x310
[  433.723991]  ? kasan_check_read+0x11/0x20
[  433.728141]  ? ___ratelimit+0x36f/0x655
[  433.732117]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.737569]  ? trace_hardirqs_on+0x310/0x310
[  433.741984]  ? lock_downgrade+0x900/0x900
[  433.746140]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.751245]  ? ___ratelimit+0xaa/0x655
[  433.755136]  ? idr_get_free+0xec0/0xec0
[  433.759119]  ? kasan_check_write+0x14/0x20
[  433.763357]  ? do_raw_spin_lock+0xc1/0x200
[  433.767604]  oom_kill_process.cold.27+0x10/0x903
[  433.772366]  ? graph_lock+0x170/0x170
[  433.776178]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  433.781979]  ? kasan_check_read+0x11/0x20
[  433.786744]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.792026]  ? oom_evaluate_task+0x540/0x540
[  433.796440]  ? find_held_lock+0x36/0x1c0
[  433.800518]  ? out_of_memory+0x974/0x1430
[  433.804668]  ? lock_downgrade+0x900/0x900
[  433.808820]  ? check_preemption_disabled+0x48/0x200
[  433.813842]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  433.819637]  ? kasan_check_read+0x11/0x20
[  433.823787]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.829065]  ? rcu_bh_qs+0xc0/0xc0
[  433.832612]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.838151]  ? oom_evaluate_task+0x302/0x540
[  433.842577]  out_of_memory+0xa84/0x1430
[  433.846589]  ? oom_killer_disable+0x3a0/0x3a0
[  433.851101]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  433.856054]  ? __mutex_add_waiter+0x2a0/0x2a0
[  433.860579]  __alloc_pages_slowpath+0x2318/0x2d80
[  433.865457]  ? warn_alloc+0x120/0x120
[  433.869272]  ? find_get_entry+0x2f2/0xc40
[  433.873430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.878981]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  433.883913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.889463]  ? should_fail+0x22d/0xd01
[  433.893360]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.898463]  ? __lock_is_held+0xb5/0x140
[  433.902560]  ? __lock_is_held+0xb5/0x140
[  433.906629]  ? find_held_lock+0x36/0x1c0
[  433.910693]  ? ___might_sleep+0x1ed/0x300
[  433.914841]  ? lock_release+0x970/0x970
[  433.918848]  ? arch_local_save_flags+0x40/0x40
[  433.923448]  ? __might_sleep+0x95/0x190
[  433.927457]  __alloc_pages_nodemask+0xa80/0xde0
[  433.932149]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  433.937168]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  433.942971]  ? kasan_check_read+0x11/0x20
[  433.947126]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.952419]  ? graph_lock+0x170/0x170
[  433.956221]  ? print_usage_bug+0xc0/0xc0
[  433.960286]  ? graph_lock+0x170/0x170
[  433.964084]  ? graph_lock+0x170/0x170
[  433.967886]  ? __do_page_cache_readahead+0x7ce/0x980
[  433.973013]  ? find_held_lock+0x36/0x1c0
[  433.977093]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  433.982636]  alloc_pages_current+0x10c/0x210
[  433.987045]  ? lock_downgrade+0x900/0x900
[  433.991200]  __page_cache_alloc+0x38f/0x5b0
[  433.995530]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  434.001323]  ? kasan_check_read+0x11/0x20
[  434.005470]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.010770]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  434.015445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.020989]  ? check_preemption_disabled+0x48/0x200
[  434.026021]  filemap_fault+0x1594/0x25f0
[  434.030123]  ? __lock_page_or_retry+0xa00/0xa00
[  434.034798]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  434.040609]  ? kasan_check_read+0x11/0x20
[  434.044762]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.050040]  ? rcu_bh_qs+0xc0/0xc0
[  434.053597]  ? filemap_map_pages+0xdea/0x1980
[  434.058101]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  434.063217]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  434.068490]  ? debug_object_free+0x325/0x690
[  434.072904]  ? find_get_pages_range_tag+0x1320/0x1320
[  434.078102]  ? graph_lock+0x170/0x170
[  434.081914]  ? kasan_check_read+0x11/0x20
[  434.086071]  ? debug_object_destroy+0x2b0/0x2b0
[  434.090778]  ? lock_acquire+0x1ed/0x520
[  434.094758]  ? ext4_filemap_fault+0x7a/0xad
[  434.099088]  ? lock_release+0x970/0x970
[  434.103064]  ? arch_local_save_flags+0x40/0x40
[  434.107674]  ? futex_wait_setup+0x3e0/0x3e0
[  434.112013]  ? down_read+0xb0/0x1d0
[  434.115640]  ? ext4_filemap_fault+0x7a/0xad
[  434.119972]  ? __down_interruptible+0x700/0x700
[  434.124661]  ext4_filemap_fault+0x82/0xad
[  434.128823]  __do_fault+0x100/0x6b0
[  434.132454]  ? print_bad_pte+0x6c0/0x6c0
[  434.136519]  ? do_futex+0x249/0x26d0
[  434.140236]  ? do_raw_spin_unlock+0xa7/0x2f0
[  434.144651]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  434.149234]  ? kasan_check_read+0x11/0x20
[  434.153380]  ? pmd_val+0x88/0x100
[  434.156836]  ? add_mm_counter_fast+0xd0/0xd0
[  434.161244]  ? pmd_val+0x88/0x100
[  434.164698]  ? add_mm_counter_fast+0xd0/0xd0
[  434.169113]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.174660]  __handle_mm_fault+0x3709/0x53e0
[  434.179078]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  434.183922]  ? graph_lock+0x170/0x170
[  434.187730]  ? print_usage_bug+0xc0/0xc0
[  434.191793]  ? graph_lock+0x170/0x170
[  434.195592]  ? graph_lock+0x170/0x170
[  434.199441]  ? handle_mm_fault+0x42a/0xc70
[  434.203692]  ? lock_downgrade+0x900/0x900
[  434.207841]  ? check_preemption_disabled+0x48/0x200
[  434.212865]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  434.218691]  ? kasan_check_read+0x11/0x20
[  434.222846]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.228129]  ? rcu_bh_qs+0xc0/0xc0
[  434.231679]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.237131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.242671]  ? check_preemption_disabled+0x48/0x200
[  434.247699]  handle_mm_fault+0x54f/0xc70
[  434.251766]  ? __handle_mm_fault+0x53e0/0x53e0
[  434.256352]  ? find_vma+0x34/0x190
[  434.259913]  __do_page_fault+0x67d/0xed0
[  434.264011]  ? mm_fault_error+0x380/0x380
[  434.268160]  ? trace_hardirqs_off+0xb8/0x310
[  434.272571]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  434.277937]  ? trace_hardirqs_on+0x310/0x310
[  434.282375]  do_page_fault+0xf2/0x7e0
[  434.286178]  ? vmalloc_sync_all+0x30/0x30
[  434.290330]  ? error_entry+0x70/0xd0
[  434.294061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.299077]  ? trace_hardirqs_on_caller+0xc0/0x310
[  434.304008]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.308934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.313799]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.318831]  ? trace_hardirqs_off+0x310/0x310
[  434.323375]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.328435]  ? page_fault+0x8/0x30
[  434.331988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.336835]  ? page_fault+0x8/0x30
[  434.340380]  page_fault+0x1e/0x30
[  434.343832] RIP: 0033:0x45ddf3
[  434.347057] Code: Bad RIP value.
[  434.350422] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  434.355803] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  434.363098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  434.370366] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  434.377630] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  434.384899] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  434.392187] warn_alloc_show_mem: 1 callbacks suppressed
[  434.392199] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  434.392201] Mem-Info:
[  434.392230] active_anon:29560 inactive_anon:112 isolated_anon:0
[  434.392230]  active_file:13 inactive_file:14 isolated_file:0
[  434.392230]  unevictable:0 dirty:0 writeback:0 unstable:0
[  434.392230]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  434.392230]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  434.392230]  free:13798 free_pcp:488 free_cma:0
[  434.397576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  434.404870] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  434.407272] Call Trace:
[  434.440135] Node 0 
[  434.449497]  <IRQ>
[  434.476844] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  434.479411]  dump_stack+0x1c4/0x2b4
[  434.481617] lowmem_reserve[]:
[  434.483773]  ? dump_stack_print_info.cold.2+0x52/0x52
[  434.509247]  0 2819
[  434.512899]  warn_alloc.cold.119+0xb7/0x1bd
[  434.515977]  6323
[  434.521163]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.523372]  6323
[  434.527699]  ? lock_downgrade+0x900/0x900
[  434.529739] Node 0 
[  434.534584]  ? trace_hardirqs_off+0xb8/0x310
[  434.536646] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  434.540764]  ? trace_hardirqs_off+0xb8/0x310
[  434.542971] lowmem_reserve[]: 0
[  434.547385]  __alloc_pages_slowpath+0x2667/0x2d80
[  434.574075]  0 3503
[  434.578528]  ? warn_alloc+0x120/0x120
[  434.581785]  3503
[  434.586654]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.592660]  ? warn_alloc+0x120/0x120
[  434.594703] Node 0 
[  434.599716]  ? print_usage_bug+0xc0/0xc0
[  434.603536] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  434.605734]  ? warn_alloc+0x120/0x120
[  434.609763] lowmem_reserve[]: 0
[  434.638225]  ? print_usage_bug+0xc0/0xc0
[  434.642006]  0
[  434.645286]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.649314]  0 0
[  434.651125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.658254]  ? should_fail+0x22d/0xd01
[  434.663767] Node 0 DMA: 
[  434.667652]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.667668]  ? __lock_acquire+0x7ec/0x4ec0
[  434.670321] 1*4kB 
[  434.675418]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.679625] (U) 
[  434.681773]  ? should_fail+0x22d/0xd01
[  434.686851] 0*8kB 
[  434.688827]  ? mark_held_locks+0x130/0x130
[  434.692683] 0*16kB 
[  434.694826]  ? mark_held_locks+0x130/0x130
[  434.699037] 1*32kB (U) 
[  434.701281]  ? print_usage_bug+0xc0/0xc0
[  434.705491] 2*64kB 
[  434.708070]  ? find_held_lock+0x36/0x1c0
[  434.712108] (U) 
[  434.714337]  ? graph_lock+0x170/0x170
[  434.718369] 1*128kB (U) 
[  434.720350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.724122] 1*256kB (U) 
[  434.726799]  ? check_preemption_disabled+0x48/0x200
[  434.732306] 0*512kB 1*1024kB 
[  434.734987]  ? check_preemption_disabled+0x48/0x200
[  434.739975] (U) 
[  434.743082]  ? __lock_is_held+0xb5/0x140
[  434.748062] 1*2048kB (M) 
[  434.750047]  __alloc_pages_nodemask+0xa80/0xde0
[  434.754076] 3*4096kB (M) 
[  434.756835]  ? graph_lock+0x170/0x170
[  434.761474] = 15908kB
[  434.761483] Node 0 
[  434.764239]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  434.768021] DMA32: 
[  434.770429]  ? graph_lock+0x170/0x170
[  434.772643] 6*4kB 
[  434.777671]  ? find_held_lock+0x36/0x1c0
[  434.779879] (MH) 
[  434.783680]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.785794] 0*8kB 3*16kB 
[  434.789857]  ? lock_downgrade+0x900/0x900
[  434.791896] (MH) 
[  434.796561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.799285] 2*32kB (M) 
[  434.803435]  cache_grow_begin+0x91/0x8c0
[  434.805468] 5*64kB (MH) 
[  434.811009]  ? do_raw_spin_unlock+0xa7/0x2f0
[  434.813567] 4*128kB (MH) 
[  434.817634]  fallback_alloc+0x203/0x2e0
[  434.820278] 3*256kB 
[  434.824683]  ____cache_alloc_node+0x1c7/0x1e0
[  434.827411] (M) 
[  434.831384]  kmem_cache_alloc_node+0xe3/0x730
[  434.833681] 4*512kB (MH) 
[  434.838181]  ? mark_held_locks+0xc7/0x130
[  434.840129] 3*1024kB (MH) 
[  434.844630]  __alloc_skb+0x119/0x770
[  434.847357] 3*2048kB 
[  434.851497]  ? skb_scrub_packet+0x490/0x490
[  434.854319] (M) 
[  434.858032]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  434.860406] 3*4096kB (M) 
[  434.864731]  ? queue_work_on+0x12c/0x1e0
[  434.866679] = 25288kB
[  434.866687] Node 0 
[  434.871270]  ? switchdev_port_obj_del+0xdc/0x450
[  434.874023] Normal: 
[  434.878084]  ? switchdev_trans_item_enqueue+0x260/0x260
[  434.880471] 9*4kB 
[  434.882703]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  434.887431] (ME) 
[  434.889770]  __br_mdb_notify+0x4ff/0x15d0
[  434.895108] 37*8kB 
[  434.897257]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  434.902249] (UM) 
[  434.904317]  ? __br_mdb_add+0x800/0x800
[  434.908434] 34*16kB 
[  434.910668]  ? kasan_check_write+0x14/0x20
[  434.915747] (UMH) 
[  434.917812]  ? do_raw_spin_lock+0xc1/0x200
[  434.921752] 36*32kB (UMH) 
[  434.924081]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  434.928288] 19*64kB 
[  434.930438]  ? debug_object_assert_init+0x368/0x4b0
[  434.934652] (MH) 
[  434.937495]  ? debug_object_init_on_stack+0x20/0x20
[  434.942570] 11*128kB (UMH) 
[  434.944901]  ? graph_lock+0x170/0x170
[  434.949885] 5*256kB (UM) 
[  434.952130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.957124] 4*512kB 
[  434.960056]  br_mdb_notify+0x310/0x410
[  434.963822] (UH) 2*1024kB 
[  434.966584]  ? br_mdb_dump+0x2530/0x2530
[  434.972092] (H) 2*2048kB 
[  434.974447]  br_multicast_del_pg+0x3df/0x790
[  434.978305] (MH) 
[  434.981147]  ? br_mdb_ip_get+0x940/0x940
[  434.985181] 0*4096kB = 14124kB
[  434.987954]  ? kasan_check_write+0x14/0x20
[  434.992341] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  434.994396]  ? do_raw_spin_lock+0xc1/0x200
[  434.998436] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  435.001622]  br_multicast_port_group_expired+0x189/0x1e0
[  435.005830] 146 total pagecache pages
[  435.014667]  call_timer_fn+0x272/0x920
[  435.018881] 0 pages in swap cache
[  435.027441]  ? br_multicast_del_pg+0x790/0x790
[  435.032862] Swap cache stats: add 0, delete 0, find 0/0
[  435.032871] Free swap  = 0kB
[  435.036669]  ? process_timeout+0x40/0x40
[  435.040529] Total swap = 0kB
[  435.040537] 1965979 pages RAM
[  435.043981]  ? find_held_lock+0x36/0x1c0
[  435.044004]  ? __run_timers+0x7da/0xc70
[  435.048551] 0 pages HighMem/MovableOnly
[  435.048559] 342307 pages reserved
[  435.053916]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.056907] 0 pages cma reserved
[  435.056990] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  435.060969]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.060983]  ? br_multicast_del_pg+0x790/0x790
[  435.060998]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  435.061022]  ? trace_hardirqs_on+0xbd/0x310
[  435.064077] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.067124]  ? kasan_check_read+0x11/0x20
[  435.071165] syz-fuzzer cpuset=
[  435.075137]  ? __run_timers+0x7da/0xc70
[  435.079083] /
[  435.082535]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.087010]  mems_allowed=0
[  435.090372]  ? br_multicast_del_pg+0x790/0x790
[  435.150874]  ? br_multicast_del_pg+0x790/0x790
[  435.155460]  __run_timers+0x7e5/0xc70
[  435.159278]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  435.164645]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  435.169665]  ? graph_lock+0x170/0x170
[  435.173470]  ? enqueue_hrtimer+0x1a5/0x560
[  435.177705]  ? lock_release+0x970/0x970
[  435.181683]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  435.186882]  ? find_held_lock+0x36/0x1c0
[  435.190959]  ? graph_lock+0x170/0x170
[  435.194780]  ? pvclock_read_flags+0x160/0x160
[  435.199276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.204817]  ? check_preemption_disabled+0x48/0x200
[  435.209860]  ? __lock_is_held+0xb5/0x140
[  435.213934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.219484]  ? check_preemption_disabled+0x48/0x200
[  435.224510]  run_timer_softirq+0x52/0xb0
[  435.228576]  ? rcu_read_lock_sched_held+0x108/0x120
[  435.233596]  __do_softirq+0x30b/0xad8
[  435.237412]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  435.242523]  ? pvclock_read_flags+0x160/0x160
[  435.247025]  ? lapic_next_event+0x5a/0x90
[  435.251176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.256735]  ? check_preemption_disabled+0x48/0x200
[  435.261765]  ? check_preemption_disabled+0x48/0x200
[  435.266877]  ? kvm_clock_read+0x18/0x30
[  435.270852]  ? kvm_sched_clock_read+0x9/0x20
[  435.275267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.280824]  ? check_preemption_disabled+0x48/0x200
[  435.285853]  irq_exit+0x17f/0x1c0
[  435.289312]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.294155]  ? smp_reschedule_interrupt+0x109/0x650
[  435.299180]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.305069]  ? interrupt_entry+0xb5/0xf0
[  435.309134]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.314149]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.319167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.324010]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.329037]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.334057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.339599]  ? check_preemption_disabled+0x48/0x200
[  435.344615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.350165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.355025]  apic_timer_interrupt+0xf/0x20
[  435.359254]  </IRQ>
[  435.361496] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  435.367380] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  435.386459] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  435.394170] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  435.401436] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  435.408707] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  435.415981] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  435.423254] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  435.430575]  ? save_stack+0xa9/0xd0
[  435.434218]  __kmalloc_node_track_caller+0x33/0x70
[  435.439244]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  435.444022]  pskb_expand_head+0x230/0x10f0
[  435.448266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.453812]  ? memcpy+0x45/0x50
[  435.457093]  ? __copy_skb_header+0x350/0x6b0
[  435.461502]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  435.465997]  ? skb_checksum+0x140/0x140
[  435.469991]  ? __lock_is_held+0xb5/0x140
[  435.474066]  ? kasan_check_write+0x14/0x20
[  435.478305]  ? __skb_clone+0x6c7/0xa00
[  435.482194]  ? __copy_skb_header+0x6b0/0x6b0
[  435.486604]  ? kmem_cache_alloc+0x33a/0x730
[  435.490931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.496481]  skb_ensure_writable+0x3dd/0x640
[  435.500892]  ? skb_cow_data+0xf10/0xf10
[  435.504885]  ? preempt_notifier_register+0x200/0x200
[  435.509990]  ? __switch_to_asm+0x34/0x70
[  435.514059]  ? __switch_to_asm+0x34/0x70
[  435.518127]  ? __switch_to_asm+0x40/0x70
[  435.522186]  ? __switch_to_asm+0x34/0x70
[  435.526243]  ? __switch_to_asm+0x40/0x70
[  435.530305]  ? __switch_to_asm+0x40/0x70
[  435.534365]  ? __switch_to_asm+0x34/0x70
[  435.538425]  ? __switch_to_asm+0x34/0x70
[  435.542487]  ? __switch_to_asm+0x40/0x70
[  435.546546]  ? __switch_to_asm+0x34/0x70
[  435.550615]  bpf_clone_redirect+0x14a/0x490
[  435.554956]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  435.559988]  ? __sched_text_start+0x8/0x8
[  435.564157]  ? find_held_lock+0x36/0x1c0
[  435.568229]  ? lock_acquire+0x1ed/0x520
[  435.572205]  ? bpf_test_run+0x32e/0x5a0
[  435.576185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.581724]  ? check_preemption_disabled+0x48/0x200
[  435.586745]  ? kasan_check_read+0x11/0x20
[  435.590900]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.596181]  ? rcu_bh_qs+0xc0/0xc0
[  435.599727]  ? preempt_schedule+0x4d/0x60
[  435.603877]  ? ___preempt_schedule+0x16/0x18
[  435.608294]  ? bpf_test_run+0x1c0/0x5a0
[  435.612283]  ? netlink_diag_dump+0x2a0/0x2a0
[  435.616698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.622234]  ? bpf_test_init.isra.9+0x70/0x100
[  435.626822]  ? bpf_prog_test_run_skb+0x634/0xb40
[  435.631586]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  435.636430]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.641976]  ? fput+0x130/0x1a0
[  435.645261]  ? __bpf_prog_get+0x9b/0x290
[  435.649324]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  435.654572]  ? bpf_prog_test_run+0x130/0x1a0
[  435.658991]  ? __x64_sys_bpf+0x3d8/0x510
[  435.663058]  ? bpf_prog_get+0x20/0x20
[  435.666881]  ? do_syscall_64+0x1b9/0x820
[  435.670953]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  435.676320]  ? syscall_return_slowpath+0x5e0/0x5e0
[  435.681249]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.686094]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.691115]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  435.696134]  ? prepare_exit_to_usermode+0x291/0x3b0
[  435.701176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.706036]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  435.711437] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  435.711588] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.718376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.728843] syz-executor0 cpuset=
[  435.738178] Call Trace:
[  435.738188] syz0
[  435.741629]  <IRQ>
[  435.744205]  mems_allowed=0
[  435.746181]  dump_stack+0x1c4/0x2b4
[  435.754862]  ? dump_stack_print_info.cold.2+0x52/0x52
[  435.760070]  warn_alloc.cold.119+0xb7/0x1bd
[  435.764395]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.769245]  ? lock_downgrade+0x900/0x900
[  435.773404]  ? trace_hardirqs_off+0xb8/0x310
[  435.777824]  ? trace_hardirqs_off+0xb8/0x310
[  435.782244]  __alloc_pages_slowpath+0x2667/0x2d80
[  435.787565]  ? warn_alloc+0x120/0x120
[  435.791375]  ? warn_alloc+0x120/0x120
[  435.795180]  ? print_usage_bug+0xc0/0xc0
[  435.799245]  ? warn_alloc+0x120/0x120
[  435.803054]  ? print_usage_bug+0xc0/0xc0
[  435.807121]  ? __lock_acquire+0x7ec/0x4ec0
[  435.811357]  ? __lock_acquire+0x7ec/0x4ec0
[  435.815594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.821141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.826682]  ? should_fail+0x22d/0xd01
[  435.830579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.835684]  ? __lock_acquire+0x7ec/0x4ec0
[  435.839927]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.845042]  ? __lock_acquire+0x7ec/0x4ec0
[  435.849276]  ? should_fail+0x22d/0xd01
[  435.853175]  ? mark_held_locks+0x130/0x130
[  435.857419]  ? mark_held_locks+0x130/0x130
[  435.861659]  ? graph_lock+0x170/0x170
[  435.865464]  ? print_usage_bug+0xc0/0xc0
[  435.869530]  ? graph_lock+0x170/0x170
[  435.873334]  ? print_usage_bug+0xc0/0xc0
[  435.877398]  ? wq_watchdog_touch+0x9c/0xfe
[  435.881638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.887181]  ? check_preemption_disabled+0x48/0x200
[  435.892197]  ? check_preemption_disabled+0x48/0x200
[  435.897224]  ? __lock_is_held+0xb5/0x140
[  435.901309]  __alloc_pages_nodemask+0xa80/0xde0
[  435.905990]  ? graph_lock+0x170/0x170
[  435.909799]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  435.914812]  ? graph_lock+0x170/0x170
[  435.918628]  ? find_held_lock+0x36/0x1c0
[  435.922704]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.927376]  ? lock_downgrade+0x900/0x900
[  435.931539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.937084]  cache_grow_begin+0x91/0x8c0
[  435.941151]  ? do_raw_spin_unlock+0xa7/0x2f0
[  435.945570]  fallback_alloc+0x203/0x2e0
[  435.949558]  ____cache_alloc_node+0x1c7/0x1e0
[  435.954062]  kmem_cache_alloc_node+0xe3/0x730
[  435.958567]  ? ipv6_get_ifaddr+0x42e/0x620
[  435.962815]  __alloc_skb+0x119/0x770
[  435.966535]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.971820]  ? skb_scrub_packet+0x490/0x490
[  435.976142]  ? lock_downgrade+0x900/0x900
[  435.980301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.985842]  ? refcount_sub_and_test_checked+0x203/0x310
[  435.991300]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  435.996756]  ? addrconf_rs_timer+0x690/0x690
[  436.001183]  ndisc_alloc_skb+0x144/0x340
[  436.005253]  ndisc_send_rs+0x331/0x6e0
[  436.009150]  addrconf_rs_timer+0x314/0x690
[  436.013395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.017648]  call_timer_fn+0x272/0x920
[  436.021538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.025778]  ? process_timeout+0x40/0x40
[  436.029841]  ? find_held_lock+0x36/0x1c0
[  436.033941]  ? mark_held_locks+0xc7/0x130
[  436.038102]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.042597]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.047091]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.051327]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  436.055913]  ? trace_hardirqs_on+0xbd/0x310
[  436.060242]  ? kasan_check_read+0x11/0x20
[  436.064393]  ? __run_timers+0x7da/0xc70
[  436.068368]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.073851]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.078117]  __run_timers+0x7e5/0xc70
[  436.081932]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  436.087303]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.092586]  ? rcu_bh_qs+0xc0/0xc0
[  436.096133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.101677]  ? mark_held_locks+0xc7/0x130
[  436.105831]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.110593]  ? retint_kernel+0x2d/0x2d
[  436.114482]  ? trace_hardirqs_on_caller+0xc0/0x310
[  436.119417]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.124181]  ? trace_hardirqs_off+0x310/0x310
[  436.128679]  ? check_preemption_disabled+0x48/0x200
[  436.133701]  ? graph_lock+0x170/0x170
[  436.137505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.143050]  ? check_preemption_disabled+0x48/0x200
[  436.148084]  ? __lock_is_held+0xb5/0x140
[  436.152151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.157693]  ? check_preemption_disabled+0x48/0x200
[  436.162721]  run_timer_softirq+0x52/0xb0
[  436.166781]  ? rcu_read_lock_sched_held+0x108/0x120
[  436.171802]  __do_softirq+0x30b/0xad8
[  436.175614]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  436.180724]  ? pvclock_read_flags+0x160/0x160
[  436.185219]  ? lapic_next_event+0x5a/0x90
[  436.189368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.194909]  ? check_preemption_disabled+0x48/0x200
[  436.199924]  ? check_preemption_disabled+0x48/0x200
[  436.204963]  ? kvm_clock_read+0x18/0x30
[  436.208943]  ? kvm_sched_clock_read+0x9/0x20
[  436.213365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.218905]  ? check_preemption_disabled+0x48/0x200
[  436.223959]  irq_exit+0x17f/0x1c0
[  436.227453]  smp_apic_timer_interrupt+0x1cb/0x760
[  436.232298]  ? smp_reschedule_interrupt+0x109/0x650
[  436.237318]  ? smp_call_function_single_interrupt+0x650/0x650
[  436.243204]  ? interrupt_entry+0xb5/0xf0
[  436.247274]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.252292]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.257311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.262156]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.267171]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.272192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.277730]  ? check_preemption_disabled+0x48/0x200
[  436.282745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.288294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.293148]  apic_timer_interrupt+0xf/0x20
[  436.297378]  </IRQ>
[  436.299620] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  436.304896] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  436.323795] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  436.331506] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  436.338780] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  436.346061] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  436.353332] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  436.360600] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  436.367888]  ? arch_local_irq_restore+0x45/0x52
[  436.372567]  dump_stack+0x26a/0x2b4
[  436.376203]  ? dump_stack_print_info.cold.2+0x52/0x52
[  436.381400]  ? mark_held_locks+0x130/0x130
[  436.385637]  ? mark_held_locks+0x130/0x130
[  436.389879]  dump_header+0x27b/0xf72
[  436.393605]  ? pagefault_out_of_memory+0x197/0x197
[  436.398546]  ? __lock_acquire+0x7ec/0x4ec0
[  436.402783]  ? mem_cgroup_charge_statistics+0x780/0x780
[  436.408149]  ? print_usage_bug+0xc0/0xc0
[  436.412213]  ? print_usage_bug+0xc0/0xc0
[  436.416281]  ? graph_lock+0x170/0x170
[  436.420082]  ? print_usage_bug+0xc0/0xc0
[  436.424142]  ? print_usage_bug+0xc0/0xc0
[  436.428210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.433783]  ? find_held_lock+0x36/0x1c0
[  436.437917]  ? mark_held_locks+0xc7/0x130
[  436.442094]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  436.447211]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  436.452316]  ? lockdep_hardirqs_on+0x421/0x5c0
[  436.456921]  ? trace_hardirqs_on+0xbd/0x310
[  436.461250]  ? kasan_check_read+0x11/0x20
[  436.465398]  ? ___ratelimit+0x36f/0x655
[  436.469386]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.474850]  ? trace_hardirqs_on+0x310/0x310
[  436.479281]  ? lock_downgrade+0x900/0x900
[  436.483440]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  436.488546]  ? ___ratelimit+0xaa/0x655
[  436.492438]  ? idr_get_free+0xec0/0xec0
[  436.496413]  ? kasan_check_write+0x14/0x20
[  436.500648]  ? do_raw_spin_lock+0xc1/0x200
[  436.504898]  oom_kill_process.cold.27+0x10/0x903
[  436.509657]  ? graph_lock+0x170/0x170
[  436.513476]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  436.519273]  ? kasan_check_read+0x11/0x20
[  436.523449]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.528729]  ? oom_evaluate_task+0x540/0x540
[  436.533144]  ? find_held_lock+0x36/0x1c0
[  436.537217]  ? out_of_memory+0x974/0x1430
[  436.541368]  ? lock_downgrade+0x900/0x900
[  436.545524]  ? check_preemption_disabled+0x48/0x200
[  436.550551]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  436.556362]  ? kasan_check_read+0x11/0x20
[  436.560518]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.565799]  ? rcu_bh_qs+0xc0/0xc0
[  436.569346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.574886]  ? oom_evaluate_task+0x302/0x540
[  436.579306]  out_of_memory+0xa84/0x1430
[  436.583291]  ? oom_killer_disable+0x3a0/0x3a0
[  436.587789]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  436.592723]  ? __mutex_add_waiter+0x2a0/0x2a0
[  436.597233]  __alloc_pages_slowpath+0x2318/0x2d80
[  436.602112]  ? warn_alloc+0x120/0x120
[  436.605930]  ? find_get_entry+0x2f2/0xc40
[  436.610096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.615638]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  436.620572]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.626112]  ? should_fail+0x22d/0xd01
[  436.630004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.635111]  ? __lock_is_held+0xb5/0x140
[  436.639203]  ? __lock_is_held+0xb5/0x140
[  436.643274]  ? find_held_lock+0x36/0x1c0
[  436.647341]  ? ___might_sleep+0x1ed/0x300
[  436.651486]  ? lock_release+0x970/0x970
[  436.655483]  ? arch_local_save_flags+0x40/0x40
[  436.660086]  ? __might_sleep+0x95/0x190
[  436.664069]  __alloc_pages_nodemask+0xa80/0xde0
[  436.668771]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  436.673789]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  436.679584]  ? kasan_check_read+0x11/0x20
[  436.683737]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.689050]  ? graph_lock+0x170/0x170
[  436.692854]  ? print_usage_bug+0xc0/0xc0
[  436.696919]  ? graph_lock+0x170/0x170
[  436.700725]  ? graph_lock+0x170/0x170
[  436.704530]  ? __do_page_cache_readahead+0x7ce/0x980
[  436.709642]  ? find_held_lock+0x36/0x1c0
[  436.713711]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  436.719254]  alloc_pages_current+0x10c/0x210
[  436.723661]  ? lock_downgrade+0x900/0x900
[  436.727832]  __page_cache_alloc+0x38f/0x5b0
[  436.732155]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  436.737960]  ? kasan_check_read+0x11/0x20
[  436.742113]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.747395]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  436.752070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.757613]  ? check_preemption_disabled+0x48/0x200
[  436.762656]  filemap_fault+0x1594/0x25f0
[  436.766730]  ? __lock_page_or_retry+0xa00/0xa00
[  436.771413]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  436.777213]  ? kasan_check_read+0x11/0x20
[  436.781363]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.786640]  ? rcu_bh_qs+0xc0/0xc0
[  436.790199]  ? filemap_map_pages+0xdea/0x1980
[  436.794705]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  436.799814]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  436.805100]  ? debug_object_free+0x325/0x690
[  436.809511]  ? find_get_pages_range_tag+0x1320/0x1320
[  436.814713]  ? graph_lock+0x170/0x170
[  436.818531]  ? kasan_check_read+0x11/0x20
[  436.822694]  ? debug_object_destroy+0x2b0/0x2b0
[  436.827375]  ? lock_acquire+0x1ed/0x520
[  436.831352]  ? ext4_filemap_fault+0x7a/0xad
[  436.835694]  ? lock_release+0x970/0x970
[  436.839668]  ? arch_local_save_flags+0x40/0x40
[  436.844255]  ? futex_wait_setup+0x3e0/0x3e0
[  436.848595]  ? down_read+0xb0/0x1d0
[  436.852221]  ? ext4_filemap_fault+0x7a/0xad
[  436.856549]  ? __down_interruptible+0x700/0x700
[  436.861244]  ext4_filemap_fault+0x82/0xad
[  436.865435]  __do_fault+0x100/0x6b0
[  436.869066]  ? print_bad_pte+0x6c0/0x6c0
[  436.873128]  ? do_futex+0x249/0x26d0
[  436.876842]  ? do_raw_spin_unlock+0xa7/0x2f0
[  436.881254]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  436.885835]  ? kasan_check_read+0x11/0x20
[  436.889986]  ? pmd_val+0x88/0x100
[  436.893442]  ? add_mm_counter_fast+0xd0/0xd0
[  436.897850]  ? pmd_val+0x88/0x100
[  436.901305]  ? add_mm_counter_fast+0xd0/0xd0
[  436.905719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.911271]  __handle_mm_fault+0x3709/0x53e0
[  436.915689]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  436.920539]  ? graph_lock+0x170/0x170
[  436.924340]  ? print_usage_bug+0xc0/0xc0
[  436.928432]  ? graph_lock+0x170/0x170
[  436.932232]  ? graph_lock+0x170/0x170
[  436.936054]  ? handle_mm_fault+0x42a/0xc70
[  436.940298]  ? lock_downgrade+0x900/0x900
[  436.944450]  ? check_preemption_disabled+0x48/0x200
[  436.949476]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  436.955271]  ? kasan_check_read+0x11/0x20
[  436.959418]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.964698]  ? rcu_bh_qs+0xc0/0xc0
[  436.968238]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.973693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.979235]  ? check_preemption_disabled+0x48/0x200
[  436.984262]  handle_mm_fault+0x54f/0xc70
[  436.988333]  ? __handle_mm_fault+0x53e0/0x53e0
[  436.992956]  ? find_vma+0x34/0x190
[  436.996506]  __do_page_fault+0x67d/0xed0
[  437.000583]  ? mm_fault_error+0x380/0x380
[  437.004731]  ? trace_hardirqs_off+0xb8/0x310
[  437.009144]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  437.014508]  ? trace_hardirqs_on+0x310/0x310
[  437.018931]  do_page_fault+0xf2/0x7e0
[  437.022744]  ? vmalloc_sync_all+0x30/0x30
[  437.026897]  ? error_entry+0x70/0xd0
[  437.030612]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.035628]  ? trace_hardirqs_on_caller+0xc0/0x310
[  437.040561]  ? syscall_return_slowpath+0x5e0/0x5e0
[  437.045494]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.050345]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.055365]  ? trace_hardirqs_off+0x310/0x310
[  437.059872]  ? prepare_exit_to_usermode+0x291/0x3b0
[  437.064889]  ? page_fault+0x8/0x30
[  437.068433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.073285]  ? page_fault+0x8/0x30
[  437.076828]  page_fault+0x1e/0x30
[  437.080279] RIP: 0033:0x45ddf3
[  437.083475] Code: Bad RIP value.
[  437.086836] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  437.092201] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  437.099470] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  437.106753] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  437.114020] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  437.121287] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  437.128580] warn_alloc_show_mem: 1 callbacks suppressed
[  437.128592] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  437.128593] Mem-Info:
[  437.128623] active_anon:29560 inactive_anon:112 isolated_anon:0
[  437.128623]  active_file:13 inactive_file:14 isolated_file:0
[  437.128623]  unevictable:0 dirty:0 writeback:0 unstable:0
[  437.128623]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  437.128623]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  437.128623]  free:13798 free_pcp:488 free_cma:0
[  437.133980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.141256] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  437.143653] Call Trace:
[  437.176521] Node 0 
[  437.185859]  <IRQ>
[  437.213194] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  437.215759]  dump_stack+0x1c4/0x2b4
[  437.217971] lowmem_reserve[]: 0
[  437.220131]  ? dump_stack_print_info.cold.2+0x52/0x52
[  437.245611]  2819 6323
[  437.249273]  warn_alloc.cold.119+0xb7/0x1bd
[  437.252509]  6323
[  437.257712]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.260189] Node 0 
[  437.264506]  ? lock_downgrade+0x900/0x900
[  437.266585] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  437.271401]  ? trace_hardirqs_off+0xb8/0x310
[  437.273606] lowmem_reserve[]: 0
[  437.277757]  ? trace_hardirqs_off+0xb8/0x310
[  437.304276]  0 3503
[  437.308702]  __alloc_pages_slowpath+0x2667/0x2d80
[  437.311943]  3503
[  437.316384]  ? warn_alloc+0x120/0x120
[  437.318574] Node 0 
[  437.323414]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.325510] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  437.329277]  ? warn_alloc+0x120/0x120
[  437.331482] lowmem_reserve[]: 0
[  437.336501]  ? print_usage_bug+0xc0/0xc0
[  437.364924]  0 0
[  437.368737]  ? warn_alloc+0x120/0x120
[  437.371986]  0
[  437.376053]  ? print_usage_bug+0xc0/0xc0
[  437.378005] Node 0 
[  437.381804]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  437.383594] DMA: 1*4kB 
[  437.387675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.389881] (U) 
[  437.395064]  ? should_fail+0x22d/0xd01
[  437.397642] 0*8kB 
[  437.403177]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.405130] 0*16kB 1*32kB 
[  437.409023]  ? __lock_acquire+0x7ec/0x4ec0
[  437.411144] (U) 
[  437.416243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.419063] 2*64kB (U) 
[  437.423299]  ? should_fail+0x22d/0xd01
[  437.425253] 1*128kB (U) 
[  437.430363]  ? mark_held_locks+0x130/0x130
[  437.432915] 1*256kB (U) 
[  437.436812]  ? mark_held_locks+0x130/0x130
[  437.439452] 0*512kB 1*1024kB 
[  437.443688]  ? print_usage_bug+0xc0/0xc0
[  437.446333] (U) 
[  437.450560]  ? find_held_lock+0x36/0x1c0
[  437.453651] 1*2048kB (M) 
[  437.457713]  ? graph_lock+0x170/0x170
[  437.459666] 3*4096kB (M) 
[  437.463742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.466473] = 15908kB
[  437.470271]  ? check_preemption_disabled+0x48/0x200
[  437.473000] Node 0 
[  437.478555]  ? check_preemption_disabled+0x48/0x200
[  437.480935] DMA32: 6*4kB 
[  437.485989]  ? __lock_is_held+0xb5/0x140
[  437.488196] (MH) 
[  437.493210]  __alloc_pages_nodemask+0xa80/0xde0
[  437.495938] 0*8kB 3*16kB 
[  437.500005]  ? graph_lock+0x170/0x170
[  437.502050] (MH) 
[  437.506715]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  437.509470] 2*32kB (M) 
[  437.513288]  ? graph_lock+0x170/0x170
[  437.515322] 5*64kB (MH) 
[  437.520347]  ? find_held_lock+0x36/0x1c0
[  437.522895] 4*128kB (MH) 
[  437.526701]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.529339] 3*256kB (M) 
[  437.533401]  ? lock_downgrade+0x900/0x900
[  437.536133] 4*512kB (MH) 
[  437.540812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.543453] 3*1024kB (MH) 
[  437.547604]  cache_grow_begin+0x91/0x8c0
[  437.550331] 3*2048kB (M) 
[  437.555870]  ? do_raw_spin_unlock+0xa7/0x2f0
[  437.558683] 3*4096kB (M) 
[  437.562748]  fallback_alloc+0x203/0x2e0
[  437.565473] = 25288kB
[  437.565481] Node 0 
[  437.569919]  ____cache_alloc_node+0x1c7/0x1e0
[  437.572644] Normal: 9*4kB 
[  437.576625]  kmem_cache_alloc_node+0xe3/0x730
[  437.579014] (ME) 
[  437.581250]  ? mark_held_locks+0xc7/0x130
[  437.585713] 37*8kB (UM) 
[  437.588569]  __alloc_skb+0x119/0x770
[  437.593033] 34*16kB 
[  437.595092]  ? skb_scrub_packet+0x490/0x490
[  437.599216] (UMH) 
[  437.601886]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  437.605574] 36*32kB 
[  437.607896]  ? queue_work_on+0x12c/0x1e0
[  437.612189] (UMH) 
[  437.614335]  ? switchdev_port_obj_del+0xdc/0x450
[  437.618883] 19*64kB (MH) 
[  437.621210]  ? switchdev_trans_item_enqueue+0x260/0x260
[  437.625240] 11*128kB (UMH) 
[  437.627394]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  437.632119] 5*256kB (UM) 
[  437.634882]  __br_mdb_notify+0x4ff/0x15d0
[  437.640211] 4*512kB (UH) 
[  437.643150]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  437.648140] 2*1024kB 
[  437.650899]  ? __br_mdb_add+0x800/0x800
[  437.655399] (H) 2*2048kB 
[  437.658167]  ? kasan_check_write+0x14/0x20
[  437.663236] (MH) 0*4096kB 
[  437.665658]  ? do_raw_spin_lock+0xc1/0x200
[  437.669608] = 14124kB
[  437.672361]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  437.676578] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  437.679412]  ? debug_object_assert_init+0x368/0x4b0
[  437.683629] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  437.686030]  ? debug_object_init_on_stack+0x20/0x20
[  437.691112] 146 total pagecache pages
[  437.699943]  ? graph_lock+0x170/0x170
[  437.704955] 0 pages in swap cache
[  437.713518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.718511] Swap cache stats: add 0, delete 0, find 0/0
[  437.718521] Free swap  = 0kB
[  437.722318]  br_mdb_notify+0x310/0x410
[  437.726094] Total swap = 0kB
[  437.729545]  ? br_mdb_dump+0x2530/0x2530
[  437.735059] 1965979 pages RAM
[  437.740433]  br_multicast_del_pg+0x3df/0x790
[  437.743409] 0 pages HighMem/MovableOnly
[  437.743417] 342307 pages reserved
[  437.747303]  ? br_mdb_ip_get+0x940/0x940
[  437.750296] 0 pages cma reserved
[  437.754353]  ? kasan_check_write+0x14/0x20
[  437.757494] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.761829]  ? do_raw_spin_lock+0xc1/0x200
[  437.761851]  br_multicast_port_group_expired+0x189/0x1e0
[  437.761871]  call_timer_fn+0x272/0x920
[  437.765882] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.769273]  ? br_multicast_del_pg+0x790/0x790
[  437.773317] syz-fuzzer cpuset=
[  437.776682]  ? process_timeout+0x40/0x40
[  437.780895] /
[  437.787520]  ? find_held_lock+0x36/0x1c0
[  437.787542]  ? __run_timers+0x7da/0xc70
[  437.791762]  mems_allowed=0
[  437.797208]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.840185]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.844679]  ? br_multicast_del_pg+0x790/0x790
[  437.849268]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  437.853854]  ? trace_hardirqs_on+0xbd/0x310
[  437.858177]  ? kasan_check_read+0x11/0x20
[  437.862328]  ? __run_timers+0x7da/0xc70
[  437.866304]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.871760]  ? br_multicast_del_pg+0x790/0x790
[  437.876348]  ? br_multicast_del_pg+0x790/0x790
[  437.880932]  __run_timers+0x7e5/0xc70
[  437.884753]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  437.890122]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.895143]  ? graph_lock+0x170/0x170
[  437.898955]  ? enqueue_hrtimer+0x1a5/0x560
[  437.903190]  ? lock_release+0x970/0x970
[  437.907171]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  437.912369]  ? find_held_lock+0x36/0x1c0
[  437.916437]  ? graph_lock+0x170/0x170
[  437.920241]  ? pvclock_read_flags+0x160/0x160
[  437.924737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.930280]  ? check_preemption_disabled+0x48/0x200
[  437.935309]  ? __lock_is_held+0xb5/0x140
[  437.939374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.944913]  ? check_preemption_disabled+0x48/0x200
[  437.949953]  run_timer_softirq+0x52/0xb0
[  437.954023]  ? rcu_read_lock_sched_held+0x108/0x120
[  437.959050]  __do_softirq+0x30b/0xad8
[  437.962861]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  437.967977]  ? pvclock_read_flags+0x160/0x160
[  437.972476]  ? lapic_next_event+0x5a/0x90
[  437.976627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.982170]  ? check_preemption_disabled+0x48/0x200
[  437.987186]  ? check_preemption_disabled+0x48/0x200
[  437.992208]  ? kvm_clock_read+0x18/0x30
[  437.996182]  ? kvm_sched_clock_read+0x9/0x20
[  438.000593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.006136]  ? check_preemption_disabled+0x48/0x200
[  438.011169]  irq_exit+0x17f/0x1c0
[  438.014627]  smp_apic_timer_interrupt+0x1cb/0x760
[  438.019470]  ? smp_reschedule_interrupt+0x109/0x650
[  438.024489]  ? smp_call_function_single_interrupt+0x650/0x650
[  438.030372]  ? interrupt_entry+0xb5/0xf0
[  438.034454]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.039504]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.044524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.049369]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.054382]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.059408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.064977]  ? check_preemption_disabled+0x48/0x200
[  438.069993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.075543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.080395]  apic_timer_interrupt+0xf/0x20
[  438.084623]  </IRQ>
[  438.086869] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  438.092757] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  438.111655] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  438.119363] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  438.126628] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  438.133895] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  438.141167] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  438.148436] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  438.155732]  ? save_stack+0xa9/0xd0
[  438.159375]  __kmalloc_node_track_caller+0x33/0x70
[  438.164310]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  438.169076]  pskb_expand_head+0x230/0x10f0
[  438.173315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.178853]  ? memcpy+0x45/0x50
[  438.182137]  ? __copy_skb_header+0x350/0x6b0
[  438.186546]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  438.191044]  ? skb_checksum+0x140/0x140
[  438.195034]  ? __lock_is_held+0xb5/0x140
[  438.199102]  ? kasan_check_write+0x14/0x20
[  438.203335]  ? __skb_clone+0x6c7/0xa00
[  438.207229]  ? __copy_skb_header+0x6b0/0x6b0
[  438.211638]  ? kmem_cache_alloc+0x33a/0x730
[  438.215972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.221518]  skb_ensure_writable+0x3dd/0x640
[  438.225938]  ? skb_cow_data+0xf10/0xf10
[  438.229924]  ? preempt_notifier_register+0x200/0x200
[  438.235041]  ? __switch_to_asm+0x34/0x70
[  438.239103]  ? __switch_to_asm+0x34/0x70
[  438.243165]  ? __switch_to_asm+0x40/0x70
[  438.247225]  ? __switch_to_asm+0x34/0x70
[  438.251336]  ? __switch_to_asm+0x40/0x70
[  438.255397]  ? __switch_to_asm+0x40/0x70
[  438.259458]  ? __switch_to_asm+0x34/0x70
[  438.263519]  ? __switch_to_asm+0x34/0x70
[  438.267581]  ? __switch_to_asm+0x40/0x70
[  438.271639]  ? __switch_to_asm+0x34/0x70
[  438.275707]  bpf_clone_redirect+0x14a/0x490
[  438.280044]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  438.285066]  ? __sched_text_start+0x8/0x8
[  438.289236]  ? find_held_lock+0x36/0x1c0
[  438.293306]  ? lock_acquire+0x1ed/0x520
[  438.297282]  ? bpf_test_run+0x32e/0x5a0
[  438.301260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.306801]  ? check_preemption_disabled+0x48/0x200
[  438.311821]  ? kasan_check_read+0x11/0x20
[  438.315981]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.321263]  ? rcu_bh_qs+0xc0/0xc0
[  438.324807]  ? preempt_schedule+0x4d/0x60
[  438.328962]  ? ___preempt_schedule+0x16/0x18
[  438.333379]  ? bpf_test_run+0x1c0/0x5a0
[  438.337364]  ? netlink_diag_dump+0x2a0/0x2a0
[  438.341777]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.347319]  ? bpf_test_init.isra.9+0x70/0x100
[  438.351908]  ? bpf_prog_test_run_skb+0x634/0xb40
[  438.356687]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  438.361562]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  438.367102]  ? fput+0x130/0x1a0
[  438.370389]  ? __bpf_prog_get+0x9b/0x290
[  438.374456]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  438.379300]  ? bpf_prog_test_run+0x130/0x1a0
[  438.383723]  ? __x64_sys_bpf+0x3d8/0x510
[  438.387787]  ? bpf_prog_get+0x20/0x20
[  438.391611]  ? do_syscall_64+0x1b9/0x820
[  438.395673]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  438.401042]  ? syscall_return_slowpath+0x5e0/0x5e0
[  438.405988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.410850]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.415867]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  438.420884]  ? prepare_exit_to_usermode+0x291/0x3b0
[  438.425910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.430762]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  438.436145] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  438.436300] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  438.443107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.453588] syz-executor0 cpuset=
[  438.462925] Call Trace:
[  438.462934] syz0
[  438.466378]  <IRQ>
[  438.468957]  mems_allowed=0
[  438.470932]  dump_stack+0x1c4/0x2b4
[  438.479601]  ? dump_stack_print_info.cold.2+0x52/0x52
[  438.484808]  warn_alloc.cold.119+0xb7/0x1bd
[  438.489132]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.493987]  ? lock_downgrade+0x900/0x900
[  438.498145]  ? trace_hardirqs_off+0xb8/0x310
[  438.502560]  ? trace_hardirqs_off+0xb8/0x310
[  438.506987]  __alloc_pages_slowpath+0x2667/0x2d80
[  438.511863]  ? warn_alloc+0x120/0x120
[  438.515671]  ? warn_alloc+0x120/0x120
[  438.519477]  ? print_usage_bug+0xc0/0xc0
[  438.523545]  ? warn_alloc+0x120/0x120
[  438.527350]  ? print_usage_bug+0xc0/0xc0
[  438.531416]  ? __lock_acquire+0x7ec/0x4ec0
[  438.535654]  ? __lock_acquire+0x7ec/0x4ec0
[  438.539890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.545427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.550973]  ? should_fail+0x22d/0xd01
[  438.554866]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.559975]  ? __lock_acquire+0x7ec/0x4ec0
[  438.564219]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.569321]  ? __lock_acquire+0x7ec/0x4ec0
[  438.573574]  ? should_fail+0x22d/0xd01
[  438.577477]  ? mark_held_locks+0x130/0x130
[  438.581716]  ? mark_held_locks+0x130/0x130
[  438.585976]  ? graph_lock+0x170/0x170
[  438.589783]  ? print_usage_bug+0xc0/0xc0
[  438.593842]  ? graph_lock+0x170/0x170
[  438.597642]  ? print_usage_bug+0xc0/0xc0
[  438.601704]  ? wq_watchdog_touch+0x9c/0xfe
[  438.605939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.611498]  ? check_preemption_disabled+0x48/0x200
[  438.616523]  ? check_preemption_disabled+0x48/0x200
[  438.621552]  ? __lock_is_held+0xb5/0x140
[  438.625626]  __alloc_pages_nodemask+0xa80/0xde0
[  438.630295]  ? graph_lock+0x170/0x170
[  438.634102]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  438.639115]  ? graph_lock+0x170/0x170
[  438.642928]  ? find_held_lock+0x36/0x1c0
[  438.647008]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.651679]  ? lock_downgrade+0x900/0x900
[  438.655834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.661382]  cache_grow_begin+0x91/0x8c0
[  438.665443]  ? do_raw_spin_unlock+0xa7/0x2f0
[  438.669860]  fallback_alloc+0x203/0x2e0
[  438.673841]  ____cache_alloc_node+0x1c7/0x1e0
[  438.678359]  kmem_cache_alloc_node+0xe3/0x730
[  438.682869]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.687149]  __alloc_skb+0x119/0x770
[  438.690867]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.696153]  ? skb_scrub_packet+0x490/0x490
[  438.700475]  ? lock_downgrade+0x900/0x900
[  438.704635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.710173]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.715629]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.721081]  ? addrconf_rs_timer+0x690/0x690
[  438.725508]  ndisc_alloc_skb+0x144/0x340
[  438.729583]  ndisc_send_rs+0x331/0x6e0
[  438.733478]  addrconf_rs_timer+0x314/0x690
[  438.737718]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.741979]  call_timer_fn+0x272/0x920
[  438.745868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.750110]  ? process_timeout+0x40/0x40
[  438.754172]  ? find_held_lock+0x36/0x1c0
[  438.758241]  ? mark_held_locks+0xc7/0x130
[  438.762396]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.766889]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.771385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.775621]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  438.780212]  ? trace_hardirqs_on+0xbd/0x310
[  438.784536]  ? kasan_check_read+0x11/0x20
[  438.788687]  ? __run_timers+0x7da/0xc70
[  438.792662]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.798129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.802365]  __run_timers+0x7e5/0xc70
[  438.806188]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  438.811553]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.816882]  ? rcu_bh_qs+0xc0/0xc0
[  438.820426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.825977]  ? mark_held_locks+0xc7/0x130
[  438.830131]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.834912]  ? retint_kernel+0x2d/0x2d
[  438.838800]  ? trace_hardirqs_on_caller+0xc0/0x310
[  438.843734]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.848489]  ? trace_hardirqs_off+0x310/0x310
[  438.852994]  ? check_preemption_disabled+0x48/0x200
[  438.858018]  ? graph_lock+0x170/0x170
[  438.861825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.867367]  ? check_preemption_disabled+0x48/0x200
[  438.872398]  ? __lock_is_held+0xb5/0x140
[  438.876465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.882008]  ? check_preemption_disabled+0x48/0x200
[  438.887038]  run_timer_softirq+0x52/0xb0
[  438.891104]  ? rcu_read_lock_sched_held+0x108/0x120
[  438.896127]  __do_softirq+0x30b/0xad8
[  438.899945]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  438.905065]  ? pvclock_read_flags+0x160/0x160
[  438.909560]  ? lapic_next_event+0x5a/0x90
[  438.913711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.919254]  ? check_preemption_disabled+0x48/0x200
[  438.924272]  ? check_preemption_disabled+0x48/0x200
[  438.929295]  ? kvm_clock_read+0x18/0x30
[  438.933270]  ? kvm_sched_clock_read+0x9/0x20
[  438.937712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.943252]  ? check_preemption_disabled+0x48/0x200
[  438.948287]  irq_exit+0x17f/0x1c0
[  438.951751]  smp_apic_timer_interrupt+0x1cb/0x760
[  438.956596]  ? smp_reschedule_interrupt+0x109/0x650
[  438.961618]  ? smp_call_function_single_interrupt+0x650/0x650
[  438.967503]  ? interrupt_entry+0xb5/0xf0
[  438.971575]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.976590]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.981608]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.986455]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.991470]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.996490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.002033]  ? check_preemption_disabled+0x48/0x200
[  439.007053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.012599]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.017455]  apic_timer_interrupt+0xf/0x20
[  439.021686]  </IRQ>
[  439.023926] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  439.029216] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  439.048114] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  439.055825] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  439.063097] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  439.070363] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  439.077629] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  439.084898] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  439.092194]  ? arch_local_irq_restore+0x45/0x52
[  439.096874]  dump_stack+0x26a/0x2b4
[  439.100508]  ? dump_stack_print_info.cold.2+0x52/0x52
[  439.105709]  ? mark_held_locks+0x130/0x130
[  439.109953]  ? mark_held_locks+0x130/0x130
[  439.114196]  dump_header+0x27b/0xf72
[  439.117925]  ? pagefault_out_of_memory+0x197/0x197
[  439.122888]  ? __lock_acquire+0x7ec/0x4ec0
[  439.127124]  ? mem_cgroup_charge_statistics+0x780/0x780
[  439.132499]  ? print_usage_bug+0xc0/0xc0
[  439.136567]  ? print_usage_bug+0xc0/0xc0
[  439.140637]  ? graph_lock+0x170/0x170
[  439.144440]  ? print_usage_bug+0xc0/0xc0
[  439.148500]  ? print_usage_bug+0xc0/0xc0
[  439.152578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.158120]  ? find_held_lock+0x36/0x1c0
[  439.162191]  ? mark_held_locks+0xc7/0x130
[  439.166344]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.171447]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.176550]  ? lockdep_hardirqs_on+0x421/0x5c0
[  439.181135]  ? trace_hardirqs_on+0xbd/0x310
[  439.185457]  ? kasan_check_read+0x11/0x20
[  439.189606]  ? ___ratelimit+0x36f/0x655
[  439.193581]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.199032]  ? trace_hardirqs_on+0x310/0x310
[  439.203446]  ? lock_downgrade+0x900/0x900
[  439.207600]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  439.212705]  ? ___ratelimit+0xaa/0x655
[  439.216598]  ? idr_get_free+0xec0/0xec0
[  439.220572]  ? kasan_check_write+0x14/0x20
[  439.224811]  ? do_raw_spin_lock+0xc1/0x200
[  439.229055]  oom_kill_process.cold.27+0x10/0x903
[  439.233818]  ? graph_lock+0x170/0x170
[  439.237627]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.243425]  ? kasan_check_read+0x11/0x20
[  439.247577]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.252857]  ? oom_evaluate_task+0x540/0x540
[  439.257270]  ? find_held_lock+0x36/0x1c0
[  439.261338]  ? out_of_memory+0x974/0x1430
[  439.265491]  ? lock_downgrade+0x900/0x900
[  439.269645]  ? check_preemption_disabled+0x48/0x200
[  439.274668]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.280466]  ? kasan_check_read+0x11/0x20
[  439.284615]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.289896]  ? rcu_bh_qs+0xc0/0xc0
[  439.293446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.298982]  ? oom_evaluate_task+0x302/0x540
[  439.303397]  out_of_memory+0xa84/0x1430
[  439.307385]  ? oom_killer_disable+0x3a0/0x3a0
[  439.311893]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  439.316829]  ? __mutex_add_waiter+0x2a0/0x2a0
[  439.321339]  __alloc_pages_slowpath+0x2318/0x2d80
[  439.326218]  ? warn_alloc+0x120/0x120
[  439.330034]  ? find_get_entry+0x2f2/0xc40
[  439.334193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.339735]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  439.344675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.350214]  ? should_fail+0x22d/0xd01
[  439.354109]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.359215]  ? __lock_is_held+0xb5/0x140
[  439.363302]  ? __lock_is_held+0xb5/0x140
[  439.367371]  ? find_held_lock+0x36/0x1c0
[  439.371483]  ? ___might_sleep+0x1ed/0x300
[  439.375631]  ? lock_release+0x970/0x970
[  439.379609]  ? arch_local_save_flags+0x40/0x40
[  439.384210]  ? __might_sleep+0x95/0x190
[  439.388199]  __alloc_pages_nodemask+0xa80/0xde0
[  439.392932]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  439.397970]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.403770]  ? kasan_check_read+0x11/0x20
[  439.407922]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.413232]  ? graph_lock+0x170/0x170
[  439.417036]  ? print_usage_bug+0xc0/0xc0
[  439.421105]  ? graph_lock+0x170/0x170
[  439.424909]  ? graph_lock+0x170/0x170
[  439.428711]  ? __do_page_cache_readahead+0x7ce/0x980
[  439.433825]  ? find_held_lock+0x36/0x1c0
[  439.437891]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  439.443435]  alloc_pages_current+0x10c/0x210
[  439.447848]  ? lock_downgrade+0x900/0x900
[  439.452006]  __page_cache_alloc+0x38f/0x5b0
[  439.456333]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.462128]  ? kasan_check_read+0x11/0x20
[  439.466281]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.471566]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  439.476249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.481795]  ? check_preemption_disabled+0x48/0x200
[  439.486824]  filemap_fault+0x1594/0x25f0
[  439.490907]  ? __lock_page_or_retry+0xa00/0xa00
[  439.495576]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.501373]  ? kasan_check_read+0x11/0x20
[  439.505531]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.510808]  ? rcu_bh_qs+0xc0/0xc0
[  439.514363]  ? filemap_map_pages+0xdea/0x1980
[  439.518868]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  439.524000]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  439.529282]  ? debug_object_free+0x325/0x690
[  439.533693]  ? find_get_pages_range_tag+0x1320/0x1320
[  439.538889]  ? graph_lock+0x170/0x170
[  439.542698]  ? kasan_check_read+0x11/0x20
[  439.546846]  ? debug_object_destroy+0x2b0/0x2b0
[  439.551531]  ? lock_acquire+0x1ed/0x520
[  439.555508]  ? ext4_filemap_fault+0x7a/0xad
[  439.559852]  ? lock_release+0x970/0x970
[  439.563828]  ? arch_local_save_flags+0x40/0x40
[  439.568417]  ? futex_wait_setup+0x3e0/0x3e0
[  439.572762]  ? down_read+0xb0/0x1d0
[  439.576389]  ? ext4_filemap_fault+0x7a/0xad
[  439.580714]  ? __down_interruptible+0x700/0x700
[  439.585405]  ext4_filemap_fault+0x82/0xad
[  439.589561]  __do_fault+0x100/0x6b0
[  439.593192]  ? print_bad_pte+0x6c0/0x6c0
[  439.597254]  ? do_futex+0x249/0x26d0
[  439.600981]  ? do_raw_spin_unlock+0xa7/0x2f0
[  439.605394]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  439.609981]  ? kasan_check_read+0x11/0x20
[  439.614128]  ? pmd_val+0x88/0x100
[  439.617582]  ? add_mm_counter_fast+0xd0/0xd0
[  439.621994]  ? pmd_val+0x88/0x100
[  439.625450]  ? add_mm_counter_fast+0xd0/0xd0
[  439.629862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.635406]  __handle_mm_fault+0x3709/0x53e0
[  439.639828]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  439.644671]  ? graph_lock+0x170/0x170
[  439.648474]  ? print_usage_bug+0xc0/0xc0
[  439.652730]  ? graph_lock+0x170/0x170
[  439.656533]  ? graph_lock+0x170/0x170
[  439.660357]  ? handle_mm_fault+0x42a/0xc70
[  439.664621]  ? lock_downgrade+0x900/0x900
[  439.668770]  ? check_preemption_disabled+0x48/0x200
[  439.673793]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.679590]  ? kasan_check_read+0x11/0x20
[  439.683742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.689025]  ? rcu_bh_qs+0xc0/0xc0
[  439.692567]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.698023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.703566]  ? check_preemption_disabled+0x48/0x200
[  439.708592]  handle_mm_fault+0x54f/0xc70
[  439.712659]  ? __handle_mm_fault+0x53e0/0x53e0
[  439.717245]  ? find_vma+0x34/0x190
[  439.720796]  __do_page_fault+0x67d/0xed0
[  439.724868]  ? mm_fault_error+0x380/0x380
[  439.729021]  ? trace_hardirqs_off+0xb8/0x310
[  439.733433]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  439.738802]  ? trace_hardirqs_on+0x310/0x310
[  439.743218]  do_page_fault+0xf2/0x7e0
[  439.747023]  ? vmalloc_sync_all+0x30/0x30
[  439.751173]  ? error_entry+0x70/0xd0
[  439.754891]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.759906]  ? trace_hardirqs_on_caller+0xc0/0x310
[  439.764838]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.769770]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.774648]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.779671]  ? trace_hardirqs_off+0x310/0x310
[  439.784588]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.789609]  ? page_fault+0x8/0x30
[  439.793156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.798004]  ? page_fault+0x8/0x30
[  439.801563]  page_fault+0x1e/0x30
[  439.805044] RIP: 0033:0x45ddf3
[  439.808241] Code: Bad RIP value.
[  439.811611] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  439.816989] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  439.824271] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  439.831540] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  439.838807] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  439.846076] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  439.853366] warn_alloc_show_mem: 1 callbacks suppressed
[  439.853378] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  439.853380] Mem-Info:
[  439.853410] active_anon:29560 inactive_anon:112 isolated_anon:0
[  439.853410]  active_file:13 inactive_file:14 isolated_file:0
[  439.853410]  unevictable:0 dirty:0 writeback:0 unstable:0
[  439.853410]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  439.853410]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  439.853410]  free:13798 free_pcp:488 free_cma:0
[  439.858761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.866044] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  439.868442] Call Trace:
[  439.901313] Node 0 
[  439.910661]  <IRQ>
[  439.938009] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  439.940576]  dump_stack+0x1c4/0x2b4
[  439.942775] lowmem_reserve[]: 0
[  439.944932]  ? dump_stack_print_info.cold.2+0x52/0x52
[  439.970410]  2819 6323
[  439.974068]  warn_alloc.cold.119+0xb7/0x1bd
[  439.977301]  6323
[  439.982492]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.984971] Node 0 
[  439.989294]  ? lock_downgrade+0x900/0x900
[  439.991368] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  439.996176]  ? trace_hardirqs_off+0xb8/0x310
[  439.998378] lowmem_reserve[]: 0
[  440.002534]  ? trace_hardirqs_off+0xb8/0x310
[  440.029056]  0 3503
[  440.033479]  __alloc_pages_slowpath+0x2667/0x2d80
[  440.036728]  3503
[  440.041156]  ? warn_alloc+0x120/0x120
[  440.043346] Node 0 
[  440.048188]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  440.050257] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  440.054030]  ? warn_alloc+0x120/0x120
[  440.056235] lowmem_reserve[]: 0
[  440.061256]  ? print_usage_bug+0xc0/0xc0
[  440.089677]  0 0
[  440.093485]  ? warn_alloc+0x120/0x120
[  440.096741]  0
[  440.100795]  ? print_usage_bug+0xc0/0xc0
[  440.106559]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  440.108337] Node 0 
[  440.112397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.117552] DMA: 1*4kB 
[  440.119792]  ? should_fail+0x22d/0xd01
[  440.125303] (U) 
[  440.127888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.131748] 0*8kB 0*16kB 
[  440.133727]  ? __lock_acquire+0x7ec/0x4ec0
[  440.138800] 1*32kB (U) 
[  440.141561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.145768] 2*64kB (U) 
[  440.148354]  ? should_fail+0x22d/0xd01
[  440.153435] 1*128kB 
[  440.156028]  ? mark_held_locks+0x130/0x130
[  440.159877] (U) 
[  440.162194]  ? mark_held_locks+0x130/0x130
[  440.166400] 1*256kB (U) 
[  440.168381]  ? print_usage_bug+0xc0/0xc0
[  440.172594] 0*512kB 
[  440.175258]  ? find_held_lock+0x36/0x1c0
[  440.179287] 1*1024kB (U) 
[  440.181612]  ? graph_lock+0x170/0x170
[  440.185648] 1*2048kB (M) 
[  440.188414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.192182] 3*4096kB (M) 
[  440.194943]  ? check_preemption_disabled+0x48/0x200
[  440.200457] = 15908kB
[  440.203210]  ? check_preemption_disabled+0x48/0x200
[  440.208200] Node 0 
[  440.210614]  ? __lock_is_held+0xb5/0x140
[  440.215609] DMA32: 
[  440.217841]  __alloc_pages_nodemask+0xa80/0xde0
[  440.221875] 6*4kB 
[  440.224106]  ? graph_lock+0x170/0x170
[  440.228754] (MH) 
[  440.230898]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  440.234669] 0*8kB 3*16kB 
[  440.236734]  ? graph_lock+0x170/0x170
[  440.241744] (MH) 
[  440.244507]  ? find_held_lock+0x36/0x1c0
[  440.248278] 2*32kB (M) 
[  440.250351]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.254375] 5*64kB (MH) 
[  440.256970]  ? lock_downgrade+0x900/0x900
[  440.261652] 4*128kB (MH) 
[  440.264330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.268550] 3*256kB 
[  440.271323]  cache_grow_begin+0x91/0x8c0
[  440.276848] (M) 
[  440.279168]  ? do_raw_spin_unlock+0xa7/0x2f0
[  440.283201] 4*512kB (MH) 
[  440.285182]  fallback_alloc+0x203/0x2e0
[  440.289556] 3*1024kB (MH) 
[  440.292324]  ____cache_alloc_node+0x1c7/0x1e0
[  440.296265] 3*2048kB (M) 
[  440.299117]  kmem_cache_alloc_node+0xe3/0x730
[  440.303587] 3*4096kB 
[  440.306341]  ? mark_held_locks+0xc7/0x130
[  440.310814] (M) 
[  440.313228]  __alloc_skb+0x119/0x770
[  440.317347] = 25288kB
[  440.319318]  ? skb_scrub_packet+0x490/0x490
[  440.323010] Node 0 
[  440.325451]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  440.329739] Normal: 9*4kB 
[  440.331986]  ? queue_work_on+0x12c/0x1e0
[  440.336540] (ME) 
[  440.339384]  ? switchdev_port_obj_del+0xdc/0x450
[  440.343414] 37*8kB (UM) 
[  440.345479]  ? switchdev_trans_item_enqueue+0x260/0x260
[  440.350209] 34*16kB (UMH) 
[  440.352886]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  440.358219] 36*32kB (UMH) 
[  440.361079]  __br_mdb_notify+0x4ff/0x15d0
[  440.366061] 19*64kB (MH) 
[  440.368911]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.373031] 11*128kB (UMH) 
[  440.375821]  ? __br_mdb_add+0x800/0x800
[  440.380900] 5*256kB 
[  440.383829]  ? kasan_check_write+0x14/0x20
[  440.387771] (UM) 4*512kB 
[  440.390104]  ? do_raw_spin_lock+0xc1/0x200
[  440.394304] (UH) 2*1024kB 
[  440.397070]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.401271] (H) 2*2048kB 
[  440.404126]  ? debug_object_assert_init+0x368/0x4b0
[  440.409203] (MH) 
[  440.411965]  ? debug_object_init_on_stack+0x20/0x20
[  440.416967] 0*4096kB 
[  440.419032]  ? graph_lock+0x170/0x170
[  440.424027] = 14124kB
[  440.426440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.430223] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  440.432626]  br_mdb_notify+0x310/0x410
[  440.438139] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  440.446969]  ? br_mdb_dump+0x2530/0x2530
[  440.450838] 146 total pagecache pages
[  440.459414]  br_multicast_del_pg+0x3df/0x790
[  440.463448] 0 pages in swap cache
[  440.467240]  ? br_mdb_ip_get+0x940/0x940
[  440.471627] Swap cache stats: add 0, delete 0, find 0/0
[  440.475075]  ? kasan_check_write+0x14/0x20
[  440.479120] Free swap  = 0kB
[  440.479129] Total swap = 0kB
[  440.484490]  ? do_raw_spin_lock+0xc1/0x200
[  440.488700] 1965979 pages RAM
[  440.491722]  br_multicast_port_group_expired+0x189/0x1e0
[  440.494704] 0 pages HighMem/MovableOnly
[  440.494712] 342307 pages reserved
[  440.498956]  call_timer_fn+0x272/0x920
[  440.502033] 0 pages cma reserved
[  440.507479]  ? br_multicast_del_pg+0x790/0x790
[  440.511494] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  440.514878]  ? process_timeout+0x40/0x40
[  440.518801] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  440.522220]  ? find_held_lock+0x36/0x1c0
[  440.526781] syz-fuzzer cpuset=
[  440.533271]  ? __run_timers+0x7da/0xc70
[  440.537300] /
[  440.547524]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.551580]  mems_allowed=0
[  440.554760]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.572299]  ? br_multicast_del_pg+0x790/0x790
[  440.576889]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  440.581476]  ? trace_hardirqs_on+0xbd/0x310
[  440.585800]  ? kasan_check_read+0x11/0x20
[  440.589958]  ? __run_timers+0x7da/0xc70
[  440.593937]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.599404]  ? br_multicast_del_pg+0x790/0x790
[  440.603994]  ? br_multicast_del_pg+0x790/0x790
[  440.608586]  __run_timers+0x7e5/0xc70
[  440.612403]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  440.617772]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  440.622794]  ? graph_lock+0x170/0x170
[  440.626602]  ? enqueue_hrtimer+0x1a5/0x560
[  440.630838]  ? lock_release+0x970/0x970
[  440.634815]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  440.640024]  ? find_held_lock+0x36/0x1c0
[  440.644095]  ? graph_lock+0x170/0x170
[  440.647906]  ? pvclock_read_flags+0x160/0x160
[  440.652406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.658394]  ? check_preemption_disabled+0x48/0x200
[  440.663423]  ? __lock_is_held+0xb5/0x140
[  440.667490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.673037]  ? check_preemption_disabled+0x48/0x200
[  440.678084]  run_timer_softirq+0x52/0xb0
[  440.682148]  ? rcu_read_lock_sched_held+0x108/0x120
[  440.687167]  __do_softirq+0x30b/0xad8
[  440.690985]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  440.696101]  ? pvclock_read_flags+0x160/0x160
[  440.700597]  ? lapic_next_event+0x5a/0x90
[  440.704752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.710302]  ? check_preemption_disabled+0x48/0x200
[  440.715327]  ? check_preemption_disabled+0x48/0x200
[  440.720525]  ? kvm_clock_read+0x18/0x30
[  440.724501]  ? kvm_sched_clock_read+0x9/0x20
[  440.728913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.734452]  ? check_preemption_disabled+0x48/0x200
[  440.739485]  irq_exit+0x17f/0x1c0
[  440.742955]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.747800]  ? smp_reschedule_interrupt+0x109/0x650
[  440.752819]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.758713]  ? interrupt_entry+0xb5/0xf0
[  440.762780]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.767797]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.772817]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.777666]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.782688]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.787713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.793265]  ? check_preemption_disabled+0x48/0x200
[  440.798293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.803850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.808714]  apic_timer_interrupt+0xf/0x20
[  440.812956]  </IRQ>
[  440.815200] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  440.821092] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  440.840003] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  440.847735] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  440.855013] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  440.862290] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  440.869560] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  440.876828] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  440.884129]  ? save_stack+0xa9/0xd0
[  440.887769]  __kmalloc_node_track_caller+0x33/0x70
[  440.892703]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  440.897466]  pskb_expand_head+0x230/0x10f0
[  440.901706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.907246]  ? memcpy+0x45/0x50
[  440.910532]  ? __copy_skb_header+0x350/0x6b0
[  440.914944]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  440.919449]  ? skb_checksum+0x140/0x140
[  440.923435]  ? __lock_is_held+0xb5/0x140
[  440.927503]  ? kasan_check_write+0x14/0x20
[  440.931745]  ? __skb_clone+0x6c7/0xa00
[  440.935644]  ? __copy_skb_header+0x6b0/0x6b0
[  440.940059]  ? kmem_cache_alloc+0x33a/0x730
[  440.944391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.949937]  skb_ensure_writable+0x3dd/0x640
[  440.954361]  ? skb_cow_data+0xf10/0xf10
[  440.958340]  ? preempt_notifier_register+0x200/0x200
[  440.963444]  ? __switch_to_asm+0x34/0x70
[  440.967508]  ? __switch_to_asm+0x34/0x70
[  440.971571]  ? __switch_to_asm+0x40/0x70
[  440.975631]  ? __switch_to_asm+0x34/0x70
[  440.979694]  ? __switch_to_asm+0x40/0x70
[  440.983755]  ? __switch_to_asm+0x40/0x70
[  440.987813]  ? __switch_to_asm+0x34/0x70
[  440.991874]  ? __switch_to_asm+0x34/0x70
[  440.995935]  ? __switch_to_asm+0x40/0x70
[  441.000004]  ? __switch_to_asm+0x34/0x70
[  441.004081]  bpf_clone_redirect+0x14a/0x490
[  441.008417]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  441.013496]  ? __sched_text_start+0x8/0x8
[  441.017664]  ? find_held_lock+0x36/0x1c0
[  441.021737]  ? lock_acquire+0x1ed/0x520
[  441.025715]  ? bpf_test_run+0x32e/0x5a0
[  441.029697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.035244]  ? check_preemption_disabled+0x48/0x200
[  441.040269]  ? kasan_check_read+0x11/0x20
[  441.044421]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.049719]  ? rcu_bh_qs+0xc0/0xc0
[  441.053266]  ? preempt_schedule+0x4d/0x60
[  441.057416]  ? ___preempt_schedule+0x16/0x18
[  441.061833]  ? bpf_test_run+0x1c0/0x5a0
[  441.065818]  ? netlink_diag_dump+0x2a0/0x2a0
[  441.070235]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.075775]  ? bpf_test_init.isra.9+0x70/0x100
[  441.080380]  ? bpf_prog_test_run_skb+0x634/0xb40
[  441.085144]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  441.089989]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  441.095531]  ? fput+0x130/0x1a0
[  441.098817]  ? __bpf_prog_get+0x9b/0x290
[  441.102888]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  441.107732]  ? bpf_prog_test_run+0x130/0x1a0
[  441.112147]  ? __x64_sys_bpf+0x3d8/0x510
[  441.116210]  ? bpf_prog_get+0x20/0x20
[  441.120037]  ? do_syscall_64+0x1b9/0x820
[  441.124103]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  441.129468]  ? syscall_return_slowpath+0x5e0/0x5e0
[  441.134448]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.139295]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.144313]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  441.149331]  ? prepare_exit_to_usermode+0x291/0x3b0
[  441.154355]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.159209]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  441.164591] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  441.164749] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.171528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  441.181997] syz-executor0 cpuset=
[  441.191334] Call Trace:
[  441.191344] syz0
[  441.194781]  <IRQ>
[  441.197353]  mems_allowed=0
[  441.199325]  dump_stack+0x1c4/0x2b4
[  441.207998]  ? dump_stack_print_info.cold.2+0x52/0x52
[  441.213206]  warn_alloc.cold.119+0xb7/0x1bd
[  441.217537]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  441.222388]  ? lock_downgrade+0x900/0x900
[  441.226551]  ? trace_hardirqs_off+0xb8/0x310
[  441.230973]  ? trace_hardirqs_off+0xb8/0x310
[  441.235393]  __alloc_pages_slowpath+0x2667/0x2d80
[  441.240266]  ? warn_alloc+0x120/0x120
[  441.244073]  ? warn_alloc+0x120/0x120
[  441.247878]  ? print_usage_bug+0xc0/0xc0
[  441.251942]  ? warn_alloc+0x120/0x120
[  441.255754]  ? print_usage_bug+0xc0/0xc0
[  441.259833]  ? __lock_acquire+0x7ec/0x4ec0
[  441.264083]  ? __lock_acquire+0x7ec/0x4ec0
[  441.268320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.273857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.279394]  ? should_fail+0x22d/0xd01
[  441.283286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.288391]  ? __lock_acquire+0x7ec/0x4ec0
[  441.292632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.297734]  ? __lock_acquire+0x7ec/0x4ec0
[  441.301976]  ? should_fail+0x22d/0xd01
[  441.305877]  ? mark_held_locks+0x130/0x130
[  441.310118]  ? mark_held_locks+0x130/0x130
[  441.314356]  ? graph_lock+0x170/0x170
[  441.318159]  ? print_usage_bug+0xc0/0xc0
[  441.322219]  ? graph_lock+0x170/0x170
[  441.326018]  ? print_usage_bug+0xc0/0xc0
[  441.330081]  ? wq_watchdog_touch+0x9c/0xfe
[  441.334317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.339860]  ? check_preemption_disabled+0x48/0x200
[  441.344878]  ? check_preemption_disabled+0x48/0x200
[  441.349907]  ? __lock_is_held+0xb5/0x140
[  441.353985]  __alloc_pages_nodemask+0xa80/0xde0
[  441.358655]  ? graph_lock+0x170/0x170
[  441.362461]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  441.367474]  ? graph_lock+0x170/0x170
[  441.371289]  ? find_held_lock+0x36/0x1c0
[  441.375361]  ? ____cache_alloc_node+0x1c7/0x1e0
[  441.380033]  ? lock_downgrade+0x900/0x900
[  441.384210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.389755]  cache_grow_begin+0x91/0x8c0
[  441.393832]  ? do_raw_spin_unlock+0xa7/0x2f0
[  441.398251]  fallback_alloc+0x203/0x2e0
[  441.402236]  ____cache_alloc_node+0x1c7/0x1e0
[  441.406737]  kmem_cache_alloc_node+0xe3/0x730
[  441.411235]  ? ipv6_get_ifaddr+0x42e/0x620
[  441.415481]  __alloc_skb+0x119/0x770
[  441.419197]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.424478]  ? skb_scrub_packet+0x490/0x490
[  441.428801]  ? lock_downgrade+0x900/0x900
[  441.432965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.438506]  ? refcount_sub_and_test_checked+0x203/0x310
[  441.443983]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.449437]  ? addrconf_rs_timer+0x690/0x690
[  441.453860]  ndisc_alloc_skb+0x144/0x340
[  441.457927]  ndisc_send_rs+0x331/0x6e0
[  441.461829]  addrconf_rs_timer+0x314/0x690
[  441.466076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.470326]  call_timer_fn+0x272/0x920
[  441.474217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.478471]  ? process_timeout+0x40/0x40
[  441.482536]  ? find_held_lock+0x36/0x1c0
[  441.486607]  ? mark_held_locks+0xc7/0x130
[  441.490758]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.495253]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.499748]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.503984]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  441.508583]  ? trace_hardirqs_on+0xbd/0x310
[  441.512903]  ? kasan_check_read+0x11/0x20
[  441.517053]  ? __run_timers+0x7da/0xc70
[  441.521030]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.526503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.530752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.534988]  __run_timers+0x7e5/0xc70
[  441.538803]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  441.544177]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.549460]  ? rcu_bh_qs+0xc0/0xc0
[  441.553007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.558555]  ? mark_held_locks+0xc7/0x130
[  441.562711]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.567471]  ? retint_kernel+0x2d/0x2d
[  441.571363]  ? trace_hardirqs_on_caller+0xc0/0x310
[  441.576299]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.581058]  ? trace_hardirqs_off+0x310/0x310
[  441.585557]  ? check_preemption_disabled+0x48/0x200
[  441.590575]  ? graph_lock+0x170/0x170
[  441.594382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.599925]  ? check_preemption_disabled+0x48/0x200
[  441.604975]  ? __lock_is_held+0xb5/0x140
[  441.609042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.614670]  ? check_preemption_disabled+0x48/0x200
[  441.619697]  run_timer_softirq+0x52/0xb0
[  441.623763]  ? rcu_read_lock_sched_held+0x108/0x120
[  441.628789]  __do_softirq+0x30b/0xad8
[  441.632608]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  441.637718]  ? pvclock_read_flags+0x160/0x160
[  441.642214]  ? lapic_next_event+0x5a/0x90
[  441.646363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.651905]  ? check_preemption_disabled+0x48/0x200
[  441.657104]  ? check_preemption_disabled+0x48/0x200
[  441.662130]  ? kvm_clock_read+0x18/0x30
[  441.666107]  ? kvm_sched_clock_read+0x9/0x20
[  441.670523]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.676068]  ? check_preemption_disabled+0x48/0x200
[  441.681098]  irq_exit+0x17f/0x1c0
[  441.684559]  smp_apic_timer_interrupt+0x1cb/0x760
[  441.689411]  ? smp_reschedule_interrupt+0x109/0x650
[  441.694428]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.700314]  ? interrupt_entry+0xb5/0xf0
[  441.704399]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.709416]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.714452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.719315]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.724329]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.729348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.734887]  ? check_preemption_disabled+0x48/0x200
[  441.739902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.745448]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.750302]  apic_timer_interrupt+0xf/0x20
[  441.754550]  </IRQ>
[  441.756797] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  441.762076] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  441.780988] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  441.789187] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  441.796458] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  441.803729] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  441.811002] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  441.818274] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  441.825576]  ? arch_local_irq_restore+0x45/0x52
[  441.830260]  dump_stack+0x26a/0x2b4
[  441.833894]  ? dump_stack_print_info.cold.2+0x52/0x52
[  441.839088]  ? mark_held_locks+0x130/0x130
[  441.843322]  ? mark_held_locks+0x130/0x130
[  441.847564]  dump_header+0x27b/0xf72
[  441.851294]  ? pagefault_out_of_memory+0x197/0x197
[  441.856233]  ? __lock_acquire+0x7ec/0x4ec0
[  441.860468]  ? mem_cgroup_charge_statistics+0x780/0x780
[  441.865830]  ? print_usage_bug+0xc0/0xc0
[  441.869891]  ? print_usage_bug+0xc0/0xc0
[  441.873969]  ? graph_lock+0x170/0x170
[  441.877773]  ? print_usage_bug+0xc0/0xc0
[  441.881831]  ? print_usage_bug+0xc0/0xc0
[  441.885902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.891444]  ? find_held_lock+0x36/0x1c0
[  441.895514]  ? mark_held_locks+0xc7/0x130
[  441.899671]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  441.904774]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  441.909877]  ? lockdep_hardirqs_on+0x421/0x5c0
[  441.914467]  ? trace_hardirqs_on+0xbd/0x310
[  441.918788]  ? kasan_check_read+0x11/0x20
[  441.922939]  ? ___ratelimit+0x36f/0x655
[  441.926924]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.932384]  ? trace_hardirqs_on+0x310/0x310
[  441.936793]  ? lock_downgrade+0x900/0x900
[  441.940956]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  441.946063]  ? ___ratelimit+0xaa/0x655
[  441.949976]  ? idr_get_free+0xec0/0xec0
[  441.954001]  ? kasan_check_write+0x14/0x20
[  441.958239]  ? do_raw_spin_lock+0xc1/0x200
[  441.962485]  oom_kill_process.cold.27+0x10/0x903
[  441.967247]  ? graph_lock+0x170/0x170
[  441.971061]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  441.976857]  ? kasan_check_read+0x11/0x20
[  441.981026]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.986305]  ? oom_evaluate_task+0x540/0x540
[  441.990744]  ? find_held_lock+0x36/0x1c0
[  441.994816]  ? out_of_memory+0x974/0x1430
[  441.998973]  ? lock_downgrade+0x900/0x900
[  442.003129]  ? check_preemption_disabled+0x48/0x200
[  442.008153]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.013975]  ? kasan_check_read+0x11/0x20
[  442.018129]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.023406]  ? rcu_bh_qs+0xc0/0xc0
[  442.026973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.032510]  ? oom_evaluate_task+0x302/0x540
[  442.036928]  out_of_memory+0xa84/0x1430
[  442.040947]  ? oom_killer_disable+0x3a0/0x3a0
[  442.045482]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  442.050450]  ? __mutex_add_waiter+0x2a0/0x2a0
[  442.054962]  __alloc_pages_slowpath+0x2318/0x2d80
[  442.059867]  ? warn_alloc+0x120/0x120
[  442.063680]  ? find_get_entry+0x2f2/0xc40
[  442.067833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.073371]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  442.078303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.083842]  ? should_fail+0x22d/0xd01
[  442.087735]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.092840]  ? __lock_is_held+0xb5/0x140
[  442.096929]  ? __lock_is_held+0xb5/0x140
[  442.101006]  ? find_held_lock+0x36/0x1c0
[  442.105072]  ? ___might_sleep+0x1ed/0x300
[  442.109222]  ? lock_release+0x970/0x970
[  442.113203]  ? arch_local_save_flags+0x40/0x40
[  442.117802]  ? __might_sleep+0x95/0x190
[  442.121783]  __alloc_pages_nodemask+0xa80/0xde0
[  442.126461]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  442.131479]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.137274]  ? kasan_check_read+0x11/0x20
[  442.141430]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.146710]  ? graph_lock+0x170/0x170
[  442.150541]  ? print_usage_bug+0xc0/0xc0
[  442.154610]  ? graph_lock+0x170/0x170
[  442.158409]  ? graph_lock+0x170/0x170
[  442.162214]  ? __do_page_cache_readahead+0x7ce/0x980
[  442.167327]  ? find_held_lock+0x36/0x1c0
[  442.171393]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  442.176937]  alloc_pages_current+0x10c/0x210
[  442.181355]  ? lock_downgrade+0x900/0x900
[  442.185512]  __page_cache_alloc+0x38f/0x5b0
[  442.189844]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.195638]  ? kasan_check_read+0x11/0x20
[  442.199789]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.205072]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  442.209742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.215282]  ? check_preemption_disabled+0x48/0x200
[  442.220310]  filemap_fault+0x1594/0x25f0
[  442.224388]  ? __lock_page_or_retry+0xa00/0xa00
[  442.229062]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.234858]  ? kasan_check_read+0x11/0x20
[  442.239007]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.244290]  ? rcu_bh_qs+0xc0/0xc0
[  442.247844]  ? filemap_map_pages+0xdea/0x1980
[  442.252346]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  442.257470]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  442.262744]  ? debug_object_free+0x325/0x690
[  442.267155]  ? find_get_pages_range_tag+0x1320/0x1320
[  442.272352]  ? graph_lock+0x170/0x170
[  442.276159]  ? kasan_check_read+0x11/0x20
[  442.280307]  ? debug_object_destroy+0x2b0/0x2b0
[  442.284997]  ? lock_acquire+0x1ed/0x520
[  442.288987]  ? ext4_filemap_fault+0x7a/0xad
[  442.293318]  ? lock_release+0x970/0x970
[  442.297292]  ? arch_local_save_flags+0x40/0x40
[  442.301893]  ? futex_wait_setup+0x3e0/0x3e0
[  442.306234]  ? down_read+0xb0/0x1d0
[  442.309859]  ? ext4_filemap_fault+0x7a/0xad
[  442.314201]  ? __down_interruptible+0x700/0x700
[  442.318894]  ext4_filemap_fault+0x82/0xad
[  442.323049]  __do_fault+0x100/0x6b0
[  442.326682]  ? print_bad_pte+0x6c0/0x6c0
[  442.330744]  ? do_futex+0x249/0x26d0
[  442.334459]  ? do_raw_spin_unlock+0xa7/0x2f0
[  442.338871]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  442.343476]  ? kasan_check_read+0x11/0x20
[  442.347625]  ? pmd_val+0x88/0x100
[  442.351081]  ? add_mm_counter_fast+0xd0/0xd0
[  442.355491]  ? pmd_val+0x88/0x100
[  442.358956]  ? add_mm_counter_fast+0xd0/0xd0
[  442.363376]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.368921]  __handle_mm_fault+0x3709/0x53e0
[  442.373348]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  442.378191]  ? graph_lock+0x170/0x170
[  442.382000]  ? print_usage_bug+0xc0/0xc0
[  442.386063]  ? graph_lock+0x170/0x170
[  442.389878]  ? graph_lock+0x170/0x170
[  442.393709]  ? handle_mm_fault+0x42a/0xc70
[  442.397944]  ? lock_downgrade+0x900/0x900
[  442.402102]  ? check_preemption_disabled+0x48/0x200
[  442.407130]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.412926]  ? kasan_check_read+0x11/0x20
[  442.417085]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.422364]  ? rcu_bh_qs+0xc0/0xc0
[  442.425906]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.431359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.436900]  ? check_preemption_disabled+0x48/0x200
[  442.441928]  handle_mm_fault+0x54f/0xc70
[  442.446003]  ? __handle_mm_fault+0x53e0/0x53e0
[  442.450589]  ? find_vma+0x34/0x190
[  442.454140]  __do_page_fault+0x67d/0xed0
[  442.458211]  ? mm_fault_error+0x380/0x380
[  442.462360]  ? trace_hardirqs_off+0xb8/0x310
[  442.466770]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  442.472164]  ? trace_hardirqs_on+0x310/0x310
[  442.476625]  do_page_fault+0xf2/0x7e0
[  442.480446]  ? vmalloc_sync_all+0x30/0x30
[  442.484594]  ? error_entry+0x70/0xd0
[  442.488315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.493334]  ? trace_hardirqs_on_caller+0xc0/0x310
[  442.498264]  ? syscall_return_slowpath+0x5e0/0x5e0
[  442.503197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.508044]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.513059]  ? trace_hardirqs_off+0x310/0x310
[  442.517563]  ? prepare_exit_to_usermode+0x291/0x3b0
[  442.522584]  ? page_fault+0x8/0x30
[  442.526222]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.531073]  ? page_fault+0x8/0x30
[  442.534618]  page_fault+0x1e/0x30
[  442.538071] RIP: 0033:0x45ddf3
[  442.541267] Code: Bad RIP value.
[  442.544630] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  442.549998] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  442.557266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  442.564538] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  442.571807] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  442.579076] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  442.586400] warn_alloc_show_mem: 1 callbacks suppressed
[  442.586411] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  442.586413] Mem-Info:
[  442.586457] active_anon:29560 inactive_anon:112 isolated_anon:0
[  442.586457]  active_file:13 inactive_file:14 isolated_file:0
[  442.586457]  unevictable:0 dirty:0 writeback:0 unstable:0
[  442.586457]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  442.586457]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  442.586457]  free:13798 free_pcp:488 free_cma:0
[  442.591797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.591806] Call Trace:
[  442.599091] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  442.601489]  <IRQ>
[  442.634364] Node 0 
[  442.643729]  dump_stack+0x1c4/0x2b4
[  442.646305] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  442.673608]  ? dump_stack_print_info.cold.2+0x52/0x52
[  442.675737] lowmem_reserve[]:
[  442.677984]  warn_alloc.cold.119+0xb7/0x1bd
[  442.681574]  0 2819
[  442.707083]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.712246]  6323 6323
[  442.715356]  ? lock_downgrade+0x900/0x900
[  442.719654] Node 0 
[  442.721890]  ? trace_hardirqs_off+0xb8/0x310
[  442.726904] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  442.729372]  ? trace_hardirqs_off+0xb8/0x310
[  442.733488] lowmem_reserve[]: 0
[  442.735732]  __alloc_pages_slowpath+0x2667/0x2d80
[  442.740107]  0 3503
[  442.766684]  ? warn_alloc+0x120/0x120
[  442.771053]  3503
[  442.774328]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.779147] Node 0 
[  442.781378]  ? warn_alloc+0x120/0x120
[  442.785180] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  442.787212]  ? print_usage_bug+0xc0/0xc0
[  442.792198] lowmem_reserve[]: 0
[  442.794438]  ? warn_alloc+0x120/0x120
[  442.798208]  0 0
[  442.826682]  ? print_usage_bug+0xc0/0xc0
[  442.830721]  0
[  442.833996]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.837769] Node 0 
[  442.839762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.843789] DMA: 1*4kB 
[  442.845596]  ? should_fail+0x22d/0xd01
[  442.850780] (U) 
[  442.853010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.858514] 0*8kB 0*16kB 
[  442.861105]  ? __lock_acquire+0x7ec/0x4ec0
[  442.864972] 1*32kB 
[  442.866943]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.872023] (U) 2*64kB 
[  442.874797]  ? should_fail+0x22d/0xd01
[  442.879006] (U) 
[  442.881247]  ? mark_held_locks+0x130/0x130
[  442.886314] 1*128kB (U) 
[  442.888899]  ? mark_held_locks+0x130/0x130
[  442.892760] 1*256kB (U) 
[  442.894741]  ? print_usage_bug+0xc0/0xc0
[  442.898948] 0*512kB 1*1024kB 
[  442.901630]  ? find_held_lock+0x36/0x1c0
[  442.905840] (U) 
[  442.908523]  ? graph_lock+0x170/0x170
[  442.912573] 1*2048kB (M) 
[  442.915683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.919715] 3*4096kB (M) 
[  442.921730]  ? check_preemption_disabled+0x48/0x200
[  442.925505] = 15908kB
[  442.928260]  ? check_preemption_disabled+0x48/0x200
[  442.933773] Node 0 
[  442.936535]  ? __lock_is_held+0xb5/0x140
[  442.941531] DMA32: 
[  442.943966]  __alloc_pages_nodemask+0xa80/0xde0
[  442.948965] 6*4kB 
[  442.951194]  ? graph_lock+0x170/0x170
[  442.955230] (MH) 
[  442.957467]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  442.962106] 0*8kB 3*16kB 
[  442.964259]  ? graph_lock+0x170/0x170
[  442.968036] (MH) 
[  442.970100]  ? find_held_lock+0x36/0x1c0
[  442.975080] 2*32kB (M) 
[  442.977849]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.981617] 5*64kB (MH) 
[  442.983682]  ? lock_downgrade+0x900/0x900
[  442.987712] 4*128kB (MH) 
[  442.990300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.994935] 3*256kB (M) 
[  442.997618]  cache_grow_begin+0x91/0x8c0
[  443.001733] 4*512kB (MH) 
[  443.004494]  ? do_raw_spin_unlock+0xa7/0x2f0
[  443.010009] 3*1024kB 
[  443.012678]  fallback_alloc+0x203/0x2e0
[  443.016706] (MH) 3*2048kB 
[  443.019474]  ____cache_alloc_node+0x1c7/0x1e0
[  443.023848] (M) 3*4096kB 
[  443.026265]  kmem_cache_alloc_node+0xe3/0x730
[  443.030206] (M) = 25288kB
[  443.033059]  ? mark_held_locks+0xc7/0x130
[  443.037537] Node 0 
[  443.040297]  __alloc_skb+0x119/0x770
[  443.044762] Normal: 
[  443.047516]  ? skb_scrub_packet+0x490/0x490
[  443.051641] 9*4kB 
[  443.053874]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  443.057565] (ME) 
[  443.059887]  ? queue_work_on+0x12c/0x1e0
[  443.064181] 37*8kB (UM) 
[  443.066333]  ? switchdev_port_obj_del+0xdc/0x450
[  443.070893] 34*16kB 
[  443.072957]  ? switchdev_trans_item_enqueue+0x260/0x260
[  443.076995] (UMH) 
[  443.079693]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  443.084425] 36*32kB 
[  443.086758]  __br_mdb_notify+0x4ff/0x15d0
[  443.092110] (UMH) 
[  443.094268]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  443.099259] 19*64kB 
[  443.101579]  ? __br_mdb_add+0x800/0x800
[  443.105727] (MH) 
[  443.107870]  ? kasan_check_write+0x14/0x20
[  443.112947] 11*128kB (UMH) 
[  443.115284]  ? do_raw_spin_lock+0xc1/0x200
[  443.119236] 5*256kB 
[  443.121296]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  443.125504] (UM) 
[  443.128482]  ? debug_object_assert_init+0x368/0x4b0
[  443.132710] 4*512kB (UH) 
[  443.135042]  ? debug_object_init_on_stack+0x20/0x20
[  443.140135] 2*1024kB (H) 
[  443.142205]  ? graph_lock+0x170/0x170
[  443.147190] 2*2048kB (MH) 
[  443.149965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.154963] 0*4096kB 
[  443.157750]  br_mdb_notify+0x310/0x410
[  443.161524] = 14124kB
[  443.164360]  ? br_mdb_dump+0x2530/0x2530
[  443.169882] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  443.172288]  br_multicast_del_pg+0x3df/0x790
[  443.176163] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  443.178565]  ? br_mdb_ip_get+0x940/0x940
[  443.182601] 146 total pagecache pages
[  443.191443]  ? kasan_check_write+0x14/0x20
[  443.195850] 0 pages in swap cache
[  443.204413]  ? do_raw_spin_lock+0xc1/0x200
[  443.208447] Swap cache stats: add 0, delete 0, find 0/0
[  443.208456] Free swap  = 0kB
[  443.212252]  br_multicast_port_group_expired+0x189/0x1e0
[  443.216469] Total swap = 0kB
[  443.216477] 1965979 pages RAM
[  443.219928]  call_timer_fn+0x272/0x920
[  443.224130] 0 pages HighMem/MovableOnly
[  443.224139] 342307 pages reserved
[  443.229493]  ? br_multicast_del_pg+0x790/0x790
[  443.232482] 0 pages cma reserved
[  443.232619] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  443.237970]  ? process_timeout+0x40/0x40
[  443.241062] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  443.244094]  ? find_held_lock+0x36/0x1c0
[  443.247968] syz-fuzzer cpuset=
[  443.251945]  ? __run_timers+0x7da/0xc70
[  443.255377] /
[  443.259965]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.263304]  mems_allowed=0
[  443.269790]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.308817]  ? br_multicast_del_pg+0x790/0x790
[  443.313492]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  443.318081]  ? trace_hardirqs_on+0xbd/0x310
[  443.322400]  ? kasan_check_read+0x11/0x20
[  443.326549]  ? __run_timers+0x7da/0xc70
[  443.330529]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  443.335996]  ? br_multicast_del_pg+0x790/0x790
[  443.340587]  ? br_multicast_del_pg+0x790/0x790
[  443.345170]  __run_timers+0x7e5/0xc70
[  443.348991]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  443.354365]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  443.359382]  ? graph_lock+0x170/0x170
[  443.363189]  ? enqueue_hrtimer+0x1a5/0x560
[  443.367428]  ? lock_release+0x970/0x970
[  443.371403]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  443.376605]  ? find_held_lock+0x36/0x1c0
[  443.380674]  ? graph_lock+0x170/0x170
[  443.384519]  ? pvclock_read_flags+0x160/0x160
[  443.389046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.394588]  ? check_preemption_disabled+0x48/0x200
[  443.399620]  ? __lock_is_held+0xb5/0x140
[  443.403685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.409226]  ? check_preemption_disabled+0x48/0x200
[  443.414250]  run_timer_softirq+0x52/0xb0
[  443.418316]  ? rcu_read_lock_sched_held+0x108/0x120
[  443.423334]  __do_softirq+0x30b/0xad8
[  443.427149]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  443.432261]  ? pvclock_read_flags+0x160/0x160
[  443.436760]  ? lapic_next_event+0x5a/0x90
[  443.440913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.446454]  ? check_preemption_disabled+0x48/0x200
[  443.451471]  ? check_preemption_disabled+0x48/0x200
[  443.456496]  ? kvm_clock_read+0x18/0x30
[  443.460471]  ? kvm_sched_clock_read+0x9/0x20
[  443.464881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.470420]  ? check_preemption_disabled+0x48/0x200
[  443.475447]  irq_exit+0x17f/0x1c0
[  443.478904]  smp_apic_timer_interrupt+0x1cb/0x760
[  443.483748]  ? smp_reschedule_interrupt+0x109/0x650
[  443.488769]  ? smp_call_function_single_interrupt+0x650/0x650
[  443.494653]  ? interrupt_entry+0xb5/0xf0
[  443.498717]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.503734]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.508752]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.513597]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.518613]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.523631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.529173]  ? check_preemption_disabled+0x48/0x200
[  443.534190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.539737]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.544591]  apic_timer_interrupt+0xf/0x20
[  443.548822]  </IRQ>
[  443.551063] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  443.556947] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  443.575860] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  443.583570] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  443.590836] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  443.598108] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  443.605374] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  443.612642] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  443.619939]  ? save_stack+0xa9/0xd0
[  443.623614]  __kmalloc_node_track_caller+0x33/0x70
[  443.628549]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  443.633315]  pskb_expand_head+0x230/0x10f0
[  443.637553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.643094]  ? memcpy+0x45/0x50
[  443.646378]  ? __copy_skb_header+0x350/0x6b0
[  443.650818]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  443.655727]  ? skb_checksum+0x140/0x140
[  443.659715]  ? __lock_is_held+0xb5/0x140
[  443.663780]  ? kasan_check_write+0x14/0x20
[  443.668030]  ? __skb_clone+0x6c7/0xa00
[  443.671921]  ? __copy_skb_header+0x6b0/0x6b0
[  443.676340]  ? kmem_cache_alloc+0x33a/0x730
[  443.680665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.686210]  skb_ensure_writable+0x3dd/0x640
[  443.690624]  ? skb_cow_data+0xf10/0xf10
[  443.694601]  ? preempt_notifier_register+0x200/0x200
[  443.699718]  ? __switch_to_asm+0x34/0x70
[  443.703776]  ? __switch_to_asm+0x34/0x70
[  443.707836]  ? __switch_to_asm+0x40/0x70
[  443.711898]  ? __switch_to_asm+0x34/0x70
[  443.715980]  ? __switch_to_asm+0x40/0x70
[  443.720044]  ? __switch_to_asm+0x40/0x70
[  443.724107]  ? __switch_to_asm+0x34/0x70
[  443.728171]  ? __switch_to_asm+0x34/0x70
[  443.732231]  ? __switch_to_asm+0x40/0x70
[  443.736290]  ? __switch_to_asm+0x34/0x70
[  443.740361]  bpf_clone_redirect+0x14a/0x490
[  443.744695]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  443.749721]  ? __sched_text_start+0x8/0x8
[  443.753901]  ? find_held_lock+0x36/0x1c0
[  443.757988]  ? lock_acquire+0x1ed/0x520
[  443.761985]  ? bpf_test_run+0x32e/0x5a0
[  443.766796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.772340]  ? check_preemption_disabled+0x48/0x200
[  443.777400]  ? kasan_check_read+0x11/0x20
[  443.781550]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  443.787014]  ? rcu_bh_qs+0xc0/0xc0
[  443.790608]  ? preempt_schedule+0x4d/0x60
[  443.794773]  ? ___preempt_schedule+0x16/0x18
[  443.799191]  ? bpf_test_run+0x1c0/0x5a0
[  443.803205]  ? netlink_diag_dump+0x2a0/0x2a0
[  443.807644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.813179]  ? bpf_test_init.isra.9+0x70/0x100
[  443.817767]  ? bpf_prog_test_run_skb+0x634/0xb40
[  443.822528]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  443.827386]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.832933]  ? fput+0x130/0x1a0
[  443.836223]  ? __bpf_prog_get+0x9b/0x290
[  443.840290]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  443.845130]  ? bpf_prog_test_run+0x130/0x1a0
[  443.849542]  ? __x64_sys_bpf+0x3d8/0x510
[  443.853605]  ? bpf_prog_get+0x20/0x20
[  443.857446]  ? do_syscall_64+0x1b9/0x820
[  443.861507]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  443.866896]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.871827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.876676]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.881698]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  443.886718]  ? prepare_exit_to_usermode+0x291/0x3b0
[  443.891740]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.896595]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  443.901994] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  443.902160] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  443.908936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.919411] syz-executor0 cpuset=
[  443.928746] Call Trace:
[  443.928756] syz0
[  443.932192]  <IRQ>
[  443.934761]  mems_allowed=0
[  443.936729]  dump_stack+0x1c4/0x2b4
[  443.945400]  ? dump_stack_print_info.cold.2+0x52/0x52
[  443.950604]  warn_alloc.cold.119+0xb7/0x1bd
[  443.954927]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.959782]  ? lock_downgrade+0x900/0x900
[  443.963940]  ? trace_hardirqs_off+0xb8/0x310
[  443.968366]  ? trace_hardirqs_off+0xb8/0x310
[  443.972783]  __alloc_pages_slowpath+0x2667/0x2d80
[  443.977684]  ? warn_alloc+0x120/0x120
[  443.981498]  ? trace_hardirqs_on+0x310/0x310
[  443.985912]  ? warn_alloc+0x120/0x120
[  443.989716]  ? print_usage_bug+0xc0/0xc0
[  443.993780]  ? warn_alloc+0x120/0x120
[  443.997583]  ? ktime_get+0x2e1/0x440
[  444.001296]  ? print_usage_bug+0xc0/0xc0
[  444.005360]  ? __lock_acquire+0x7ec/0x4ec0
[  444.009594]  ? __lock_acquire+0x7ec/0x4ec0
[  444.013831]  ? kasan_check_read+0x11/0x20
[  444.017986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.023549]  ? should_fail+0x22d/0xd01
[  444.027436]  ? rcu_bh_qs+0xc0/0xc0
[  444.031602]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.036703]  ? __lock_acquire+0x7ec/0x4ec0
[  444.040945]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.046060]  ? __lock_acquire+0x7ec/0x4ec0
[  444.050296]  ? should_fail+0x22d/0xd01
[  444.054189]  ? rcu_idle_enter+0x4b0/0x4b0
[  444.058347]  ? mark_held_locks+0x130/0x130
[  444.062590]  ? mark_held_locks+0x130/0x130
[  444.066848]  ? mark_held_locks+0xc7/0x130
[  444.071031]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  444.076050]  ? graph_lock+0x170/0x170
[  444.079853]  ? print_usage_bug+0xc0/0xc0
[  444.083915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.089455]  ? check_preemption_disabled+0x48/0x200
[  444.094489]  ? check_preemption_disabled+0x48/0x200
[  444.099527]  ? __lock_is_held+0xb5/0x140
[  444.103602]  __alloc_pages_nodemask+0xa80/0xde0
[  444.108271]  ? graph_lock+0x170/0x170
[  444.112081]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  444.117096]  ? graph_lock+0x170/0x170
[  444.120912]  ? find_held_lock+0x36/0x1c0
[  444.124993]  ? ____cache_alloc_node+0x1c7/0x1e0
[  444.129662]  ? lock_downgrade+0x900/0x900
[  444.133818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.139364]  cache_grow_begin+0x91/0x8c0
[  444.143433]  ? do_raw_spin_unlock+0xa7/0x2f0
[  444.147853]  fallback_alloc+0x203/0x2e0
[  444.151835]  ____cache_alloc_node+0x1c7/0x1e0
[  444.156341]  kmem_cache_alloc_node+0xe3/0x730
[  444.160843]  ? ipv6_get_ifaddr+0x42e/0x620
[  444.165114]  __alloc_skb+0x119/0x770
[  444.168829]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.174110]  ? skb_scrub_packet+0x490/0x490
[  444.178432]  ? lock_downgrade+0x900/0x900
[  444.182621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.188182]  ? refcount_sub_and_test_checked+0x203/0x310
[  444.193640]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  444.199094]  ? addrconf_rs_timer+0x690/0x690
[  444.203516]  ndisc_alloc_skb+0x144/0x340
[  444.207606]  ndisc_send_rs+0x331/0x6e0
[  444.211515]  addrconf_rs_timer+0x314/0x690
[  444.215791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.220042]  call_timer_fn+0x272/0x920
[  444.223932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.228186]  ? process_timeout+0x40/0x40
[  444.232246]  ? find_held_lock+0x36/0x1c0
[  444.236316]  ? mark_held_locks+0xc7/0x130
[  444.240471]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.245002]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.249537]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.253774]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  444.258360]  ? trace_hardirqs_on+0xbd/0x310
[  444.262679]  ? kasan_check_read+0x11/0x20
[  444.266844]  ? __run_timers+0x7da/0xc70
[  444.270833]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.276290]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.280572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.284822]  __run_timers+0x7e5/0xc70
[  444.288638]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  444.294017]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.299295]  ? rcu_bh_qs+0xc0/0xc0
[  444.302857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.308401]  ? mark_held_locks+0xc7/0x130
[  444.312560]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.317357]  ? retint_kernel+0x2d/0x2d
[  444.321299]  ? trace_hardirqs_on_caller+0xc0/0x310
[  444.326231]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.330988]  ? trace_hardirqs_off+0x310/0x310
[  444.335487]  ? check_preemption_disabled+0x48/0x200
[  444.340508]  ? graph_lock+0x170/0x170
[  444.344318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.349900]  ? check_preemption_disabled+0x48/0x200
[  444.354926]  ? __lock_is_held+0xb5/0x140
[  444.359001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.364545]  ? check_preemption_disabled+0x48/0x200
[  444.369585]  run_timer_softirq+0x52/0xb0
[  444.373648]  ? rcu_read_lock_sched_held+0x108/0x120
[  444.378665]  __do_softirq+0x30b/0xad8
[  444.382478]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  444.387587]  ? pvclock_read_flags+0x160/0x160
[  444.392083]  ? lapic_next_event+0x5a/0x90
[  444.396233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.401797]  ? check_preemption_disabled+0x48/0x200
[  444.406813]  ? check_preemption_disabled+0x48/0x200
[  444.411834]  ? kvm_clock_read+0x18/0x30
[  444.415811]  ? kvm_sched_clock_read+0x9/0x20
[  444.420224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.425761]  ? check_preemption_disabled+0x48/0x200
[  444.430793]  irq_exit+0x17f/0x1c0
[  444.434251]  smp_apic_timer_interrupt+0x1cb/0x760
[  444.439097]  ? smp_reschedule_interrupt+0x109/0x650
[  444.444119]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.450007]  ? interrupt_entry+0xb5/0xf0
[  444.454072]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.459091]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.464108]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.468959]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.473994]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.479015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.484557]  ? check_preemption_disabled+0x48/0x200
[  444.489575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.495122]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.499983]  apic_timer_interrupt+0xf/0x20
[  444.504211]  </IRQ>
[  444.506472] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  444.511749] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  444.530667] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  444.538376] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  444.545644] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  444.552910] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  444.560177] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  444.567443] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  444.574753]  ? arch_local_irq_restore+0x45/0x52
[  444.579439]  dump_stack+0x26a/0x2b4
[  444.583075]  ? dump_stack_print_info.cold.2+0x52/0x52
[  444.588268]  ? mark_held_locks+0x130/0x130
[  444.592503]  ? mark_held_locks+0x130/0x130
[  444.596749]  dump_header+0x27b/0xf72
[  444.600495]  ? pagefault_out_of_memory+0x197/0x197
[  444.605439]  ? __lock_acquire+0x7ec/0x4ec0
[  444.609676]  ? mem_cgroup_charge_statistics+0x780/0x780
[  444.615041]  ? print_usage_bug+0xc0/0xc0
[  444.619104]  ? print_usage_bug+0xc0/0xc0
[  444.623176]  ? graph_lock+0x170/0x170
[  444.626985]  ? print_usage_bug+0xc0/0xc0
[  444.631044]  ? print_usage_bug+0xc0/0xc0
[  444.635116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.640658]  ? find_held_lock+0x36/0x1c0
[  444.644729]  ? mark_held_locks+0xc7/0x130
[  444.648880]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.653987]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.659093]  ? lockdep_hardirqs_on+0x421/0x5c0
[  444.663679]  ? trace_hardirqs_on+0xbd/0x310
[  444.668004]  ? kasan_check_read+0x11/0x20
[  444.672153]  ? ___ratelimit+0x36f/0x655
[  444.676133]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.681588]  ? trace_hardirqs_on+0x310/0x310
[  444.686003]  ? lock_downgrade+0x900/0x900
[  444.690158]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  444.695264]  ? ___ratelimit+0xaa/0x655
[  444.699158]  ? idr_get_free+0xec0/0xec0
[  444.703134]  ? kasan_check_write+0x14/0x20
[  444.707369]  ? do_raw_spin_lock+0xc1/0x200
[  444.711614]  oom_kill_process.cold.27+0x10/0x903
[  444.716375]  ? graph_lock+0x170/0x170
[  444.720185]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  444.726004]  ? kasan_check_read+0x11/0x20
[  444.730160]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.735440]  ? oom_evaluate_task+0x540/0x540
[  444.739862]  ? find_held_lock+0x36/0x1c0
[  444.743937]  ? out_of_memory+0x974/0x1430
[  444.748095]  ? lock_downgrade+0x900/0x900
[  444.752245]  ? check_preemption_disabled+0x48/0x200
[  444.757269]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  444.763064]  ? kasan_check_read+0x11/0x20
[  444.767216]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.772494]  ? rcu_bh_qs+0xc0/0xc0
[  444.776044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.781608]  ? oom_evaluate_task+0x302/0x540
[  444.786024]  out_of_memory+0xa84/0x1430
[  444.790008]  ? oom_killer_disable+0x3a0/0x3a0
[  444.794505]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  444.799443]  ? __mutex_add_waiter+0x2a0/0x2a0
[  444.803962]  __alloc_pages_slowpath+0x2318/0x2d80
[  444.808838]  ? warn_alloc+0x120/0x120
[  444.812653]  ? find_get_entry+0x2f2/0xc40
[  444.816812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.822352]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  444.827288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.832828]  ? should_fail+0x22d/0xd01
[  444.836720]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.841827]  ? __lock_is_held+0xb5/0x140
[  444.845914]  ? __lock_is_held+0xb5/0x140
[  444.850000]  ? find_held_lock+0x36/0x1c0
[  444.854076]  ? ___might_sleep+0x1ed/0x300
[  444.858222]  ? lock_release+0x970/0x970
[  444.862200]  ? arch_local_save_flags+0x40/0x40
[  444.866810]  ? __might_sleep+0x95/0x190
[  444.870792]  __alloc_pages_nodemask+0xa80/0xde0
[  444.875501]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  444.880544]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  444.886344]  ? kasan_check_read+0x11/0x20
[  444.890498]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.895783]  ? graph_lock+0x170/0x170
[  444.899590]  ? print_usage_bug+0xc0/0xc0
[  444.903673]  ? graph_lock+0x170/0x170
[  444.907475]  ? graph_lock+0x170/0x170
[  444.911295]  ? __do_page_cache_readahead+0x7ce/0x980
[  444.916406]  ? find_held_lock+0x36/0x1c0
[  444.920474]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  444.926016]  alloc_pages_current+0x10c/0x210
[  444.930425]  ? lock_downgrade+0x900/0x900
[  444.934580]  __page_cache_alloc+0x38f/0x5b0
[  444.938902]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  444.944698]  ? kasan_check_read+0x11/0x20
[  444.948847]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.954131]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  444.958802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.964343]  ? check_preemption_disabled+0x48/0x200
[  444.969381]  filemap_fault+0x1594/0x25f0
[  444.973474]  ? __lock_page_or_retry+0xa00/0xa00
[  444.978146]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  444.983944]  ? kasan_check_read+0x11/0x20
[  444.988108]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.993389]  ? rcu_bh_qs+0xc0/0xc0
[  444.996944]  ? filemap_map_pages+0xdea/0x1980
[  445.001456]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  445.006571]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  445.011844]  ? debug_object_free+0x325/0x690
[  445.016255]  ? find_get_pages_range_tag+0x1320/0x1320
[  445.021453]  ? graph_lock+0x170/0x170
[  445.025262]  ? kasan_check_read+0x11/0x20
[  445.029421]  ? debug_object_destroy+0x2b0/0x2b0
[  445.034121]  ? lock_acquire+0x1ed/0x520
[  445.038096]  ? ext4_filemap_fault+0x7a/0xad
[  445.042425]  ? lock_release+0x970/0x970
[  445.046401]  ? arch_local_save_flags+0x40/0x40
[  445.050997]  ? futex_wait_setup+0x3e0/0x3e0
[  445.055334]  ? down_read+0xb0/0x1d0
[  445.058983]  ? ext4_filemap_fault+0x7a/0xad
[  445.063308]  ? __down_interruptible+0x700/0x700
[  445.068002]  ext4_filemap_fault+0x82/0xad
[  445.072155]  __do_fault+0x100/0x6b0
[  445.075790]  ? print_bad_pte+0x6c0/0x6c0
[  445.079853]  ? do_futex+0x249/0x26d0
[  445.083573]  ? do_raw_spin_unlock+0xa7/0x2f0
[  445.087989]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  445.092570]  ? kasan_check_read+0x11/0x20
[  445.096730]  ? pmd_val+0x88/0x100
[  445.100192]  ? add_mm_counter_fast+0xd0/0xd0
[  445.104602]  ? pmd_val+0x88/0x100
[  445.108056]  ? add_mm_counter_fast+0xd0/0xd0
[  445.112474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.118020]  __handle_mm_fault+0x3709/0x53e0
[  445.122439]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  445.127284]  ? graph_lock+0x170/0x170
[  445.131090]  ? print_usage_bug+0xc0/0xc0
[  445.135159]  ? graph_lock+0x170/0x170
[  445.138968]  ? graph_lock+0x170/0x170
[  445.142789]  ? handle_mm_fault+0x42a/0xc70
[  445.147025]  ? lock_downgrade+0x900/0x900
[  445.151178]  ? check_preemption_disabled+0x48/0x200
[  445.156204]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  445.162000]  ? kasan_check_read+0x11/0x20
[  445.166153]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.171432]  ? rcu_bh_qs+0xc0/0xc0
[  445.175002]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.180456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.186000]  ? check_preemption_disabled+0x48/0x200
[  445.191026]  handle_mm_fault+0x54f/0xc70
[  445.195097]  ? __handle_mm_fault+0x53e0/0x53e0
[  445.199682]  ? find_vma+0x34/0x190
[  445.203232]  __do_page_fault+0x67d/0xed0
[  445.207322]  ? mm_fault_error+0x380/0x380
[  445.211470]  ? trace_hardirqs_off+0xb8/0x310
[  445.215882]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  445.221246]  ? trace_hardirqs_on+0x310/0x310
[  445.225663]  do_page_fault+0xf2/0x7e0
[  445.229466]  ? vmalloc_sync_all+0x30/0x30
[  445.233629]  ? error_entry+0x70/0xd0
[  445.237359]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.242378]  ? trace_hardirqs_on_caller+0xc0/0x310
[  445.247308]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.252256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.257109]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.262124]  ? trace_hardirqs_off+0x310/0x310
[  445.266627]  ? prepare_exit_to_usermode+0x291/0x3b0
[  445.271644]  ? page_fault+0x8/0x30
[  445.275189]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.280040]  ? page_fault+0x8/0x30
[  445.283585]  page_fault+0x1e/0x30
[  445.287035] RIP: 0033:0x45ddf3
[  445.290231] Code: Bad RIP value.
[  445.293594] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  445.298967] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  445.306237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  445.313505] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  445.320775] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  445.328042] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  445.335329] warn_alloc_show_mem: 1 callbacks suppressed
[  445.335341] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  445.335343] Mem-Info:
[  445.335373] active_anon:29560 inactive_anon:112 isolated_anon:0
[  445.335373]  active_file:13 inactive_file:14 isolated_file:0
[  445.335373]  unevictable:0 dirty:0 writeback:0 unstable:0
[  445.335373]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  445.335373]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  445.335373]  free:13798 free_pcp:488 free_cma:0
[  445.340715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  445.348000] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  445.350400] Call Trace:
[  445.383263] Node 0 
[  445.392606]  <IRQ>
[  445.419962] 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
[  445.422530]  dump_stack+0x1c4/0x2b4
[  445.424733] lowmem_reserve[]: 0
[  445.426889]  ? dump_stack_print_info.cold.2+0x52/0x52
[  445.452367]  2819 6323
[  445.456030]  warn_alloc.cold.119+0xb7/0x1bd
[  445.459258]  6323
[  445.464455]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  445.466926] Node 0 
[  445.471243]  ? lock_downgrade+0x900/0x900
[  445.473308] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  445.478122]  ? trace_hardirqs_off+0xb8/0x310
[  445.480325] lowmem_reserve[]: 0
[  445.484476]  ? trace_hardirqs_off+0xb8/0x310
[  445.511019]  0 3503 3503
[  445.515457]  __alloc_pages_slowpath+0x2667/0x2d80
[  445.518709] Node 0 
[  445.523138]  ? warn_alloc+0x120/0x120
[  445.525787] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  445.530602]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  445.532807] lowmem_reserve[]: 0
[  445.536624]  ? warn_alloc+0x120/0x120
[  445.565054]  0 0
[  445.570091]  ? print_usage_bug+0xc0/0xc0
[  445.573336]  0
[  445.577145]  ? warn_alloc+0x120/0x120
[  445.579105] Node 0 
[  445.583170]  ? print_usage_bug+0xc0/0xc0
[  445.584962] DMA: 
[  445.588778]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  445.591007] 1*4kB 
[  445.595071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.597106] (U) 
[  445.602298]  ? should_fail+0x22d/0xd01
[  445.604422] 0*8kB 
[  445.609963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.611912] 0*16kB 1*32kB 
[  445.615816]  ? __lock_acquire+0x7ec/0x4ec0
[  445.617996] (U) 
[  445.623097]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.625927] 2*64kB (U) 
[  445.630187]  ? should_fail+0x22d/0xd01
[  445.632142] 1*128kB 
[  445.637244]  ? mark_held_locks+0x130/0x130
[  445.639794] (U) 1*256kB 
[  445.643685]  ? mark_held_locks+0x130/0x130
[  445.645983] (U) 
[  445.650216]  ? print_usage_bug+0xc0/0xc0
[  445.653089] 0*512kB 1*1024kB 
[  445.657334]  ? find_held_lock+0x36/0x1c0
[  445.659282] (U) 
[  445.663339]  ? graph_lock+0x170/0x170
[  445.666423] 1*2048kB 
[  445.670493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.672475] (M) 
[  445.676272]  ? check_preemption_disabled+0x48/0x200
[  445.678652] 3*4096kB (M) 
[  445.684194]  ? check_preemption_disabled+0x48/0x200
[  445.686146] = 15908kB
[  445.691163]  ? __lock_is_held+0xb5/0x140
[  445.693892] Node 0 
[  445.698903]  __alloc_pages_nodemask+0xa80/0xde0
[  445.701287] DMA32: 
[  445.705341]  ? graph_lock+0x170/0x170
[  445.707557] 6*4kB 
[  445.712224]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  445.714444] (MH) 
[  445.718232]  ? graph_lock+0x170/0x170
[  445.718258]  ? find_held_lock+0x36/0x1c0
[  445.720380] 0*8kB 
[  445.725398]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.727431] 3*16kB 
[  445.731224]  ? lock_downgrade+0x900/0x900
[  445.735256] (MH) 2*32kB 
[  445.737416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.742056] (M) 
[  445.744294]  cache_grow_begin+0x91/0x8c0
[  445.748409] 5*64kB (MH) 
[  445.751089]  ? do_raw_spin_unlock+0xa7/0x2f0
[  445.756607] 4*128kB (MH) 
[  445.758620]  fallback_alloc+0x203/0x2e0
[  445.762651] 3*256kB (M) 
[  445.765359]  ____cache_alloc_node+0x1c7/0x1e0
[  445.769743] 4*512kB 
[  445.772499]  kmem_cache_alloc_node+0xe3/0x730
[  445.776441] (MH) 3*1024kB 
[  445.779120]  ? mark_held_locks+0xc7/0x130
[  445.783593] (MH) 
[  445.786063]  __alloc_skb+0x119/0x770
[  445.790543] 3*2048kB 
[  445.793381]  ? skb_scrub_packet+0x490/0x490
[  445.797501] (M) 
[  445.799562]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  445.803248] 3*4096kB 
[  445.805654]  ? queue_work_on+0x12c/0x1e0
[  445.809947] (M) 
[  445.811927]  ? switchdev_port_obj_del+0xdc/0x450
[  445.816480] = 25288kB
[  445.818888]  ? switchdev_trans_item_enqueue+0x260/0x260
[  445.822924] Node 0 
[  445.824895]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  445.829620] Normal: 9*4kB 
[  445.832043]  __br_mdb_notify+0x4ff/0x15d0
[  445.837378] (ME) 
[  445.839610]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.844597] 37*8kB (UM) 
[  445.847454]  ? __br_mdb_add+0x800/0x800
[  445.851568] 34*16kB (UMH) 
[  445.853635]  ? kasan_check_write+0x14/0x20
[  445.858716] 36*32kB 
[  445.861382]  ? do_raw_spin_lock+0xc1/0x200
[  445.865326] (UMH) 
[  445.868169]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  445.872377] 19*64kB 
[  445.875050]  ? debug_object_assert_init+0x368/0x4b0
[  445.879261] (MH) 
[  445.881406]  ? debug_object_init_on_stack+0x20/0x20
[  445.886487] 11*128kB 
[  445.888845]  ? graph_lock+0x170/0x170
[  445.893835] (UMH) 
[  445.895895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.900878] 5*256kB (UM) 
[  445.903314]  br_mdb_notify+0x310/0x410
[  445.907092] 4*512kB 
[  445.909254]  ? br_mdb_dump+0x2530/0x2530
[  445.914763] (UH) 2*1024kB 
[  445.917534]  br_multicast_del_pg+0x3df/0x790
[  445.921389] (H) 
[  445.923716]  ? br_mdb_ip_get+0x940/0x940
[  445.927753] 2*2048kB 
[  445.930596]  ? kasan_check_write+0x14/0x20
[  445.934982] (MH) 
[  445.936972]  ? do_raw_spin_lock+0xc1/0x200
[  445.941002] 0*4096kB = 14124kB
[  445.943429]  br_multicast_port_group_expired+0x189/0x1e0
[  445.947646] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  445.949705]  call_timer_fn+0x272/0x920
[  445.953918] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  445.957102]  ? br_multicast_del_pg+0x790/0x790
[  445.962527] 146 total pagecache pages
[  445.971360]  ? process_timeout+0x40/0x40
[  445.975228] 0 pages in swap cache
[  445.983786]  ? find_held_lock+0x36/0x1c0
[  445.983809]  ? __run_timers+0x7da/0xc70
[  445.988362] Swap cache stats: add 0, delete 0, find 0/0
[  445.988371] Free swap  = 0kB
[  445.992167]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.996202] Total swap = 0kB
[  445.996210] 1965979 pages RAM
[  445.999657]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.003693] 0 pages HighMem/MovableOnly
[  446.003702] 342307 pages reserved
[  446.007668]  ? br_multicast_del_pg+0x790/0x790
[  446.007686]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  446.013030] 0 pages cma reserved
[  446.016048]  ? trace_hardirqs_on+0xbd/0x310
[  446.020587] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  446.023524]  ? kasan_check_read+0x11/0x20
[  446.023542]  ? __run_timers+0x7da/0xc70
[  446.026688] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.031118]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  446.035070] syz-fuzzer cpuset=
[  446.038515]  ? br_multicast_del_pg+0x790/0x790
[  446.043077] /
[  446.047653]  ? br_multicast_del_pg+0x790/0x790
[  446.051011]  mems_allowed=0
[  446.055332]  __run_timers+0x7e5/0xc70
[  446.106332]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  446.111703]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  446.116721]  ? graph_lock+0x170/0x170
[  446.120527]  ? enqueue_hrtimer+0x1a5/0x560
[  446.124768]  ? lock_release+0x970/0x970
[  446.128744]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  446.133945]  ? find_held_lock+0x36/0x1c0
[  446.138029]  ? graph_lock+0x170/0x170
[  446.141836]  ? pvclock_read_flags+0x160/0x160
[  446.146333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.151873]  ? check_preemption_disabled+0x48/0x200
[  446.156903]  ? __lock_is_held+0xb5/0x140
[  446.160971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.166511]  ? check_preemption_disabled+0x48/0x200
[  446.171538]  run_timer_softirq+0x52/0xb0
[  446.175601]  ? rcu_read_lock_sched_held+0x108/0x120
[  446.180620]  __do_softirq+0x30b/0xad8
[  446.184463]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  446.189575]  ? pvclock_read_flags+0x160/0x160
[  446.194073]  ? lapic_next_event+0x5a/0x90
[  446.198224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.203768]  ? check_preemption_disabled+0x48/0x200
[  446.208783]  ? check_preemption_disabled+0x48/0x200
[  446.213821]  ? kvm_clock_read+0x18/0x30
[  446.217793]  ? kvm_sched_clock_read+0x9/0x20
[  446.222209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.227749]  ? check_preemption_disabled+0x48/0x200
[  446.232781]  irq_exit+0x17f/0x1c0
[  446.236242]  smp_apic_timer_interrupt+0x1cb/0x760
[  446.241087]  ? smp_reschedule_interrupt+0x109/0x650
[  446.246108]  ? smp_call_function_single_interrupt+0x650/0x650
[  446.251992]  ? interrupt_entry+0xb5/0xf0
[  446.256063]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.261082]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.266106]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.270960]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.275987]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.281008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.286557]  ? check_preemption_disabled+0x48/0x200
[  446.291576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.297127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.301989]  apic_timer_interrupt+0xf/0x20
[  446.306225]  </IRQ>
[  446.308469] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  446.314357] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  446.333264] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  446.341148] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  446.348419] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  446.355691] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  446.362965] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  446.370236] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  446.377540]  ? save_stack+0xa9/0xd0
[  446.381187]  __kmalloc_node_track_caller+0x33/0x70
[  446.386146]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  446.390908]  pskb_expand_head+0x230/0x10f0
[  446.395146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.400684]  ? memcpy+0x45/0x50
[  446.403976]  ? __copy_skb_header+0x350/0x6b0
[  446.408389]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  446.412885]  ? skb_checksum+0x140/0x140
[  446.416873]  ? __lock_is_held+0xb5/0x140
[  446.420946]  ? kasan_check_write+0x14/0x20
[  446.425188]  ? __skb_clone+0x6c7/0xa00
[  446.429078]  ? __copy_skb_header+0x6b0/0x6b0
[  446.433490]  ? kmem_cache_alloc+0x33a/0x730
[  446.437816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.443376]  skb_ensure_writable+0x3dd/0x640
[  446.447792]  ? skb_cow_data+0xf10/0xf10
[  446.451774]  ? preempt_notifier_register+0x200/0x200
[  446.456876]  ? __switch_to_asm+0x34/0x70
[  446.460936]  ? __switch_to_asm+0x34/0x70
[  446.465003]  ? __switch_to_asm+0x40/0x70
[  446.469067]  ? __switch_to_asm+0x34/0x70
[  446.473126]  ? __switch_to_asm+0x40/0x70
[  446.477190]  ? __switch_to_asm+0x40/0x70
[  446.481259]  ? __switch_to_asm+0x34/0x70
[  446.485323]  ? __switch_to_asm+0x34/0x70
[  446.489392]  ? __switch_to_asm+0x40/0x70
[  446.493451]  ? __switch_to_asm+0x34/0x70
[  446.497520]  bpf_clone_redirect+0x14a/0x490
[  446.501852]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  446.506873]  ? __sched_text_start+0x8/0x8
[  446.511041]  ? find_held_lock+0x36/0x1c0
[  446.515111]  ? lock_acquire+0x1ed/0x520
[  446.519086]  ? bpf_test_run+0x32e/0x5a0
[  446.523065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.528604]  ? check_preemption_disabled+0x48/0x200
[  446.533623]  ? kasan_check_read+0x11/0x20
[  446.537792]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  446.543071]  ? rcu_bh_qs+0xc0/0xc0
[  446.546614]  ? preempt_schedule+0x4d/0x60
[  446.550766]  ? ___preempt_schedule+0x16/0x18
[  446.555183]  ? bpf_test_run+0x1c0/0x5a0
[  446.559169]  ? netlink_diag_dump+0x2a0/0x2a0
[  446.563581]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.569117]  ? bpf_test_init.isra.9+0x70/0x100
[  446.573728]  ? bpf_prog_test_run_skb+0x634/0xb40
[  446.578492]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  446.583341]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  446.588879]  ? fput+0x130/0x1a0
[  446.592160]  ? __bpf_prog_get+0x9b/0x290
[  446.596226]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  446.601069]  ? bpf_prog_test_run+0x130/0x1a0
[  446.605486]  ? __x64_sys_bpf+0x3d8/0x510
[  446.609547]  ? bpf_prog_get+0x20/0x20
[  446.613369]  ? do_syscall_64+0x1b9/0x820
[  446.617430]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  446.622806]  ? syscall_return_slowpath+0x5e0/0x5e0
[  446.627734]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.632595]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.637612]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  446.642627]  ? prepare_exit_to_usermode+0x291/0x3b0
[  446.647649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.652502]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  446.657889] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  446.658062] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.664825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.675291] syz-executor0 cpuset=
[  446.684631] Call Trace:
[  446.684641]  <IRQ>
[  446.688084] syz0
[  446.690672]  dump_stack+0x1c4/0x2b4
[  446.692794]  mems_allowed=0
[  446.694766]  ? dump_stack_print_info.cold.2+0x52/0x52
[  446.706499]  warn_alloc.cold.119+0xb7/0x1bd
[  446.710829]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.715679]  ? lock_downgrade+0x900/0x900
[  446.719842]  ? trace_hardirqs_off+0xb8/0x310
[  446.724257]  ? trace_hardirqs_off+0xb8/0x310
[  446.728676]  __alloc_pages_slowpath+0x2667/0x2d80
[  446.733556]  ? warn_alloc+0x120/0x120
[  446.737364]  ? warn_alloc+0x120/0x120
[  446.741169]  ? print_usage_bug+0xc0/0xc0
[  446.745232]  ? warn_alloc+0x120/0x120
[  446.749055]  ? print_usage_bug+0xc0/0xc0
[  446.753125]  ? __lock_acquire+0x7ec/0x4ec0
[  446.757362]  ? __lock_acquire+0x7ec/0x4ec0
[  446.761600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.767143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.772686]  ? should_fail+0x22d/0xd01
[  446.776585]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.781691]  ? __lock_acquire+0x7ec/0x4ec0
[  446.785933]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.791044]  ? __lock_acquire+0x7ec/0x4ec0
[  446.795281]  ? should_fail+0x22d/0xd01
[  446.799178]  ? mark_held_locks+0x130/0x130
[  446.803420]  ? mark_held_locks+0x130/0x130
[  446.807657]  ? graph_lock+0x170/0x170
[  446.811461]  ? print_usage_bug+0xc0/0xc0
[  446.815526]  ? graph_lock+0x170/0x170
[  446.819326]  ? print_usage_bug+0xc0/0xc0
[  446.823391]  ? wq_watchdog_touch+0x9c/0xfe
[  446.827630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.833175]  ? check_preemption_disabled+0x48/0x200
[  446.838194]  ? check_preemption_disabled+0x48/0x200
[  446.843222]  ? __lock_is_held+0xb5/0x140
[  446.847296]  __alloc_pages_nodemask+0xa80/0xde0
[  446.851995]  ? graph_lock+0x170/0x170
[  446.855804]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  446.860829]  ? graph_lock+0x170/0x170
[  446.864640]  ? find_held_lock+0x36/0x1c0
[  446.868726]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.873398]  ? lock_downgrade+0x900/0x900
[  446.877561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.883109]  cache_grow_begin+0x91/0x8c0
[  446.887174]  ? do_raw_spin_unlock+0xa7/0x2f0
[  446.891593]  fallback_alloc+0x203/0x2e0
[  446.895587]  ____cache_alloc_node+0x1c7/0x1e0
[  446.900117]  kmem_cache_alloc_node+0xe3/0x730
[  446.904617]  ? ipv6_get_ifaddr+0x42e/0x620
[  446.908882]  __alloc_skb+0x119/0x770
[  446.912598]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  446.917905]  ? skb_scrub_packet+0x490/0x490
[  446.922227]  ? lock_downgrade+0x900/0x900
[  446.926385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.931925]  ? refcount_sub_and_test_checked+0x203/0x310
[  446.937394]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  446.942847]  ? addrconf_rs_timer+0x690/0x690
[  446.947267]  ndisc_alloc_skb+0x144/0x340
[  446.951338]  ndisc_send_rs+0x331/0x6e0
[  446.955237]  addrconf_rs_timer+0x314/0x690
[  446.959480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.963729]  call_timer_fn+0x272/0x920
[  446.967621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.971861]  ? process_timeout+0x40/0x40
[  446.975927]  ? find_held_lock+0x36/0x1c0
[  446.980012]  ? mark_held_locks+0xc7/0x130
[  446.984167]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.988664]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.993161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.997405]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  447.002004]  ? trace_hardirqs_on+0xbd/0x310
[  447.006341]  ? kasan_check_read+0x11/0x20
[  447.010489]  ? __run_timers+0x7da/0xc70
[  447.014470]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.019937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.024199]  __run_timers+0x7e5/0xc70
[  447.028016]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  447.033382]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.038665]  ? rcu_bh_qs+0xc0/0xc0
[  447.042206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.047743]  ? mark_held_locks+0xc7/0x130
[  447.051894]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.056657]  ? retint_kernel+0x2d/0x2d
[  447.060549]  ? trace_hardirqs_on_caller+0xc0/0x310
[  447.065481]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.070237]  ? trace_hardirqs_off+0x310/0x310
[  447.074735]  ? check_preemption_disabled+0x48/0x200
[  447.079747]  ? graph_lock+0x170/0x170
[  447.083560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.089099]  ? check_preemption_disabled+0x48/0x200
[  447.094128]  ? __lock_is_held+0xb5/0x140
[  447.098192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.103737]  ? check_preemption_disabled+0x48/0x200
[  447.108761]  run_timer_softirq+0x52/0xb0
[  447.112824]  ? rcu_read_lock_sched_held+0x108/0x120
[  447.117847]  __do_softirq+0x30b/0xad8
[  447.121665]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  447.126780]  ? pvclock_read_flags+0x160/0x160
[  447.131284]  ? lapic_next_event+0x5a/0x90
[  447.135434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.140981]  ? check_preemption_disabled+0x48/0x200
[  447.145998]  ? check_preemption_disabled+0x48/0x200
[  447.151025]  ? kvm_clock_read+0x18/0x30
[  447.155000]  ? kvm_sched_clock_read+0x9/0x20
[  447.159413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.164958]  ? check_preemption_disabled+0x48/0x200
[  447.169994]  irq_exit+0x17f/0x1c0
[  447.173452]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.178293]  ? smp_reschedule_interrupt+0x109/0x650
[  447.183312]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.189196]  ? interrupt_entry+0xb5/0xf0
[  447.193263]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.198279]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.203298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.208144]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.213160]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.218180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.223723]  ? check_preemption_disabled+0x48/0x200
[  447.228741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.234290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.239141]  apic_timer_interrupt+0xf/0x20
[  447.243373]  </IRQ>
[  447.245620] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  447.250897] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  447.269798] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  447.277505] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  447.284787] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  447.292056] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  447.299330] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  447.306598] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  447.313895]  ? arch_local_irq_restore+0x45/0x52
[  447.318578]  dump_stack+0x26a/0x2b4
[  447.322216]  ? dump_stack_print_info.cold.2+0x52/0x52
[  447.327438]  ? mark_held_locks+0x130/0x130
[  447.331686]  ? mark_held_locks+0x130/0x130
[  447.335930]  dump_header+0x27b/0xf72
[  447.339665]  ? pagefault_out_of_memory+0x197/0x197
[  447.344600]  ? __lock_acquire+0x7ec/0x4ec0
[  447.348856]  ? mem_cgroup_charge_statistics+0x780/0x780
[  447.354224]  ? print_usage_bug+0xc0/0xc0
[  447.358288]  ? print_usage_bug+0xc0/0xc0
[  447.362359]  ? graph_lock+0x170/0x170
[  447.366192]  ? print_usage_bug+0xc0/0xc0
[  447.370253]  ? print_usage_bug+0xc0/0xc0
[  447.374353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.379925]  ? find_held_lock+0x36/0x1c0
[  447.384005]  ? mark_held_locks+0xc7/0x130
[  447.388160]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  447.393265]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  447.398372]  ? lockdep_hardirqs_on+0x421/0x5c0
[  447.402966]  ? trace_hardirqs_on+0xbd/0x310
[  447.407287]  ? kasan_check_read+0x11/0x20
[  447.411441]  ? ___ratelimit+0x36f/0x655
[  447.415420]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.420873]  ? trace_hardirqs_on+0x310/0x310
[  447.425286]  ? lock_downgrade+0x900/0x900
[  447.429445]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  447.434554]  ? ___ratelimit+0xaa/0x655
[  447.438446]  ? idr_get_free+0xec0/0xec0
[  447.442456]  ? kasan_check_write+0x14/0x20
[  447.446694]  ? do_raw_spin_lock+0xc1/0x200
[  447.450943]  oom_kill_process.cold.27+0x10/0x903
[  447.455709]  ? graph_lock+0x170/0x170
[  447.459517]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.465317]  ? kasan_check_read+0x11/0x20
[  447.469470]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.474752]  ? oom_evaluate_task+0x540/0x540
[  447.479169]  ? find_held_lock+0x36/0x1c0
[  447.483242]  ? out_of_memory+0x974/0x1430
[  447.487393]  ? lock_downgrade+0x900/0x900
[  447.491546]  ? check_preemption_disabled+0x48/0x200
[  447.496571]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.502366]  ? kasan_check_read+0x11/0x20
[  447.506515]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.511802]  ? rcu_bh_qs+0xc0/0xc0
[  447.515351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.520890]  ? oom_evaluate_task+0x302/0x540
[  447.525307]  out_of_memory+0xa84/0x1430
[  447.529294]  ? oom_killer_disable+0x3a0/0x3a0
[  447.533790]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  447.538723]  ? __mutex_add_waiter+0x2a0/0x2a0
[  447.543236]  __alloc_pages_slowpath+0x2318/0x2d80
[  447.548110]  ? warn_alloc+0x120/0x120
[  447.551932]  ? find_get_entry+0x2f2/0xc40
[  447.556100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.561643]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  447.566588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.572129]  ? should_fail+0x22d/0xd01
[  447.576023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.581132]  ? __lock_is_held+0xb5/0x140
[  447.585223]  ? __lock_is_held+0xb5/0x140
[  447.589297]  ? find_held_lock+0x36/0x1c0
[  447.593378]  ? ___might_sleep+0x1ed/0x300
[  447.597543]  ? lock_release+0x970/0x970
[  447.601516]  ? arch_local_save_flags+0x40/0x40
[  447.606116]  ? __might_sleep+0x95/0x190
[  447.610101]  __alloc_pages_nodemask+0xa80/0xde0
[  447.614783]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  447.619803]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.625601]  ? kasan_check_read+0x11/0x20
[  447.629749]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.635029]  ? graph_lock+0x170/0x170
[  447.638835]  ? print_usage_bug+0xc0/0xc0
[  447.642899]  ? graph_lock+0x170/0x170
[  447.646698]  ? graph_lock+0x170/0x170
[  447.650500]  ? __do_page_cache_readahead+0x7ce/0x980
[  447.655903]  ? find_held_lock+0x36/0x1c0
[  447.659976]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  447.665528]  alloc_pages_current+0x10c/0x210
[  447.669937]  ? lock_downgrade+0x900/0x900
[  447.674103]  __page_cache_alloc+0x38f/0x5b0
[  447.678459]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.684254]  ? kasan_check_read+0x11/0x20
[  447.688403]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.693698]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  447.698398]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.703988]  ? check_preemption_disabled+0x48/0x200
[  447.709014]  filemap_fault+0x1594/0x25f0
[  447.713092]  ? __lock_page_or_retry+0xa00/0xa00
[  447.717765]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.723559]  ? kasan_check_read+0x11/0x20
[  447.727710]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.732990]  ? rcu_bh_qs+0xc0/0xc0
[  447.736549]  ? filemap_map_pages+0xdea/0x1980
[  447.741056]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  447.746171]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  447.751449]  ? debug_object_free+0x325/0x690
[  447.755861]  ? find_get_pages_range_tag+0x1320/0x1320
[  447.761061]  ? graph_lock+0x170/0x170
[  447.764875]  ? kasan_check_read+0x11/0x20
[  447.769027]  ? debug_object_destroy+0x2b0/0x2b0
[  447.773712]  ? lock_acquire+0x1ed/0x520
[  447.777694]  ? ext4_filemap_fault+0x7a/0xad
[  447.782024]  ? lock_release+0x970/0x970
[  447.786498]  ? arch_local_save_flags+0x40/0x40
[  447.791095]  ? futex_wait_setup+0x3e0/0x3e0
[  447.795435]  ? down_read+0xb0/0x1d0
[  447.799065]  ? ext4_filemap_fault+0x7a/0xad
[  447.803392]  ? __down_interruptible+0x700/0x700
[  447.808082]  ext4_filemap_fault+0x82/0xad
[  447.812236]  __do_fault+0x100/0x6b0
[  447.815868]  ? print_bad_pte+0x6c0/0x6c0
[  447.819932]  ? do_futex+0x249/0x26d0
[  447.823654]  ? do_raw_spin_unlock+0xa7/0x2f0
[  447.828067]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  447.832651]  ? kasan_check_read+0x11/0x20
[  447.836798]  ? pmd_val+0x88/0x100
[  447.840274]  ? add_mm_counter_fast+0xd0/0xd0
[  447.844685]  ? pmd_val+0x88/0x100
[  447.848161]  ? add_mm_counter_fast+0xd0/0xd0
[  447.852580]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.858125]  __handle_mm_fault+0x3709/0x53e0
[  447.862553]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  447.867403]  ? graph_lock+0x170/0x170
[  447.871210]  ? print_usage_bug+0xc0/0xc0
[  447.875274]  ? graph_lock+0x170/0x170
[  447.879077]  ? graph_lock+0x170/0x170
[  447.882900]  ? handle_mm_fault+0x42a/0xc70
[  447.887135]  ? lock_downgrade+0x900/0x900
[  447.891289]  ? check_preemption_disabled+0x48/0x200
[  447.896315]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.902546]  ? kasan_check_read+0x11/0x20
[  447.906695]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.911981]  ? rcu_bh_qs+0xc0/0xc0
[  447.915529]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.920988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.926532]  ? check_preemption_disabled+0x48/0x200
[  447.931562]  handle_mm_fault+0x54f/0xc70
[  447.935629]  ? __handle_mm_fault+0x53e0/0x53e0
[  447.940219]  ? find_vma+0x34/0x190
[  447.943766]  __do_page_fault+0x67d/0xed0
[  447.947842]  ? mm_fault_error+0x380/0x380
[  447.951998]  ? trace_hardirqs_off+0xb8/0x310
[  447.956413]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  447.961781]  ? trace_hardirqs_on+0x310/0x310
[  447.966199]  do_page_fault+0xf2/0x7e0
[  447.970055]  ? vmalloc_sync_all+0x30/0x30
[  447.974207]  ? error_entry+0x70/0xd0
[  447.977924]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.982946]  ? trace_hardirqs_on_caller+0xc0/0x310
[  447.987890]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.992823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.997667]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.002681]  ? trace_hardirqs_off+0x310/0x310
[  448.007188]  ? prepare_exit_to_usermode+0x291/0x3b0
[  448.012212]  ? page_fault+0x8/0x30
[  448.015754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.020606]  ? page_fault+0x8/0x30
[  448.024148]  page_fault+0x1e/0x30
[  448.027602] RIP: 0033:0x45ddf3
[  448.030801] Code: Bad RIP value.
[  448.034161] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  448.039530] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  448.046801] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  448.054072] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  448.061341] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  448.068608] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  448.075916] warn_alloc_show_mem: 1 callbacks suppressed
[  448.075928] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  448.075930] Mem-Info:
[  448.075975] active_anon:29560 inactive_anon:112 isolated_anon:0
[  448.075975]  active_file:13 inactive_file:14 isolated_file:0
[  448.075975]  unevictable:0 dirty:0 writeback:0 unstable:0
[  448.075975]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  448.075975]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  448.075975]  free:13798 free_pcp:488 free_cma:0
[  448.081317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  448.081325] Call Trace:
[  448.088607] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  448.091006]  <IRQ>
[  448.123878] Node 0 
[  448.133239]  dump_stack+0x1c4/0x2b4
[  448.135815] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  448.163114]  ? dump_stack_print_info.cold.2+0x52/0x52
[  448.165234] lowmem_reserve[]: 0
[  448.167482]  warn_alloc.cold.119+0xb7/0x1bd
[  448.171080]  2819
[  448.196575]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  448.201735]  6323 6323
[  448.205037]  ? lock_downgrade+0x900/0x900
[  448.211388]  ? trace_hardirqs_off+0xb8/0x310
[  448.216206] Node 0 
[  448.218698]  ? trace_hardirqs_off+0xb8/0x310
[  448.222847] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  448.227229]  __alloc_pages_slowpath+0x2667/0x2d80
[  448.229444] lowmem_reserve[]: 0
[  448.233890]  ? warn_alloc+0x120/0x120
[  448.260380]  0 3503
[  448.265231]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.268483]  3503
[  448.272288]  ? warn_alloc+0x120/0x120
[  448.274506] Node 0 
[  448.279515]  ? print_usage_bug+0xc0/0xc0
[  448.281584] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  448.285354]  ? warn_alloc+0x120/0x120
[  448.287561] lowmem_reserve[]: 0
[  448.291629]  ? print_usage_bug+0xc0/0xc0
[  448.320052]  0 0
[  448.323859]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.327106]  0
[  448.331175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.333122] Node 0 
[  448.338311]  ? should_fail+0x22d/0xd01
[  448.340086] DMA: 1*4kB 
[  448.345624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.347837] (U) 
[  448.351717]  ? __lock_acquire+0x7ec/0x4ec0
[  448.354275] 0*8kB 0*16kB 
[  448.359383]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.361330] 1*32kB (U) 
[  448.365567]  ? should_fail+0x22d/0xd01
[  448.368295] 2*64kB (U) 
[  448.373408]  ? mark_held_locks+0x130/0x130
[  448.375987] 1*128kB (U) 
[  448.379878]  ? mark_held_locks+0x130/0x130
[  448.382435] 1*256kB (U) 
[  448.386674]  ? print_usage_bug+0xc0/0xc0
[  448.389325] 0*512kB 
[  448.393551]  ? find_held_lock+0x36/0x1c0
[  448.396196] 1*1024kB 
[  448.400251]  ? graph_lock+0x170/0x170
[  448.402555] (U) 
[  448.406610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.408995] 1*2048kB 
[  448.412789]  ? check_preemption_disabled+0x48/0x200
[  448.414741] (M) 
[  448.420274]  ? check_preemption_disabled+0x48/0x200
[  448.422671] 3*4096kB (M) 
[  448.427693]  ? __lock_is_held+0xb5/0x140
[  448.429638] = 15908kB
[  448.429647] Node 0 
[  448.434659]  __alloc_pages_nodemask+0xa80/0xde0
[  448.437392] DMA32: 
[  448.441447]  ? graph_lock+0x170/0x170
[  448.443864] 6*4kB 
[  448.446112]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  448.450754] (MH) 
[  448.452992]  ? graph_lock+0x170/0x170
[  448.456778] 0*8kB 3*16kB 
[  448.458937]  ? find_held_lock+0x36/0x1c0
[  448.463918] (MH) 
[  448.466002]  ? ____cache_alloc_node+0x1c7/0x1e0
[  448.469768] 2*32kB (M) 
[  448.472528]  ? lock_downgrade+0x900/0x900
[  448.476582] 5*64kB (MH) 
[  448.478665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.483300] 4*128kB (MH) 
[  448.485890]  cache_grow_begin+0x91/0x8c0
[  448.490009] 3*256kB (M) 
[  448.492692]  ? do_raw_spin_unlock+0xa7/0x2f0
[  448.498203] 4*512kB 
[  448.500969]  fallback_alloc+0x203/0x2e0
[  448.504996] (MH) 3*1024kB 
[  448.507682]  ____cache_alloc_node+0x1c7/0x1e0
[  448.512062] (MH) 3*2048kB 
[  448.514392]  kmem_cache_alloc_node+0xe3/0x730
[  448.518336] (M) 
[  448.521180]  ? mark_held_locks+0xc7/0x130
[  448.525643] 3*4096kB (M) 
[  448.528497]  __alloc_skb+0x119/0x770
[  448.532963] = 25288kB
[  448.532971] Node 0 
[  448.534941]  ? skb_scrub_packet+0x490/0x490
[  448.539069] Normal: 9*4kB 
[  448.541831]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  448.545515] (ME) 
[  448.547936]  ? queue_work_on+0x12c/0x1e0
[  448.550150] 37*8kB 
[  448.554470]  ? switchdev_port_obj_del+0xdc/0x450
[  448.557289] (UM) 
[  448.561863]  ? switchdev_trans_item_enqueue+0x260/0x260
[  448.563897] 34*16kB (UMH) 
[  448.567968]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.570178] 36*32kB (UMH) 
[  448.574939]  __br_mdb_notify+0x4ff/0x15d0
[  448.576979] 19*64kB (MH) 
[  448.582354]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.585169] 11*128kB (UMH) 
[  448.590200]  ? __br_mdb_add+0x800/0x800
[  448.593017] 5*256kB 
[  448.597162]  ? kasan_check_write+0x14/0x20
[  448.599906] (UM) 
[  448.605004]  ? do_raw_spin_lock+0xc1/0x200
[  448.607903] 4*512kB (UH) 
[  448.611883]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.614183] 2*1024kB 
[  448.618413]  ? debug_object_assert_init+0x368/0x4b0
[  448.620450] (H) 
[  448.624676]  ? debug_object_init_on_stack+0x20/0x20
[  448.627409] 2*2048kB 
[  448.632504]  ? graph_lock+0x170/0x170
[  448.634913] (MH) 0*4096kB 
[  448.639979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.641925] = 14124kB
[  448.641939] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  448.646975]  br_mdb_notify+0x310/0x410
[  448.649388] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  448.653628]  ? br_mdb_dump+0x2530/0x2530
[  448.656453] 146 total pagecache pages
[  448.661997]  br_multicast_del_pg+0x3df/0x790
[  448.664382] 0 pages in swap cache
[  448.673204]  ? br_mdb_ip_get+0x940/0x940
[  448.677066] Swap cache stats: add 0, delete 0, find 0/0
[  448.677075] Free swap  = 0kB
[  448.685645]  ? kasan_check_write+0x14/0x20
[  448.689688] Total swap = 0kB
[  448.689695] 1965979 pages RAM
[  448.693505]  ? do_raw_spin_lock+0xc1/0x200
[  448.697883] 0 pages HighMem/MovableOnly
[  448.697892] 342307 pages reserved
[  448.701340]  br_multicast_port_group_expired+0x189/0x1e0
[  448.705368] 0 pages cma reserved
[  448.705441] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  448.710733]  call_timer_fn+0x272/0x920
[  448.710747]  ? br_multicast_del_pg+0x790/0x790
[  448.710764]  ? process_timeout+0x40/0x40
[  448.713920] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  448.717995]  ? find_held_lock+0x36/0x1c0
[  448.720999] syz-fuzzer cpuset=
[  448.724111]  ? __run_timers+0x7da/0xc70
[  448.728319] /
[  448.732287]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.735718]  mems_allowed=0
[  448.741159]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.798457]  ? br_multicast_del_pg+0x790/0x790
[  448.803051]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  448.807639]  ? trace_hardirqs_on+0xbd/0x310
[  448.811967]  ? kasan_check_read+0x11/0x20
[  448.816124]  ? __run_timers+0x7da/0xc70
[  448.820105]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.825562]  ? br_multicast_del_pg+0x790/0x790
[  448.830150]  ? br_multicast_del_pg+0x790/0x790
[  448.834732]  __run_timers+0x7e5/0xc70
[  448.838545]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  448.843926]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.848950]  ? graph_lock+0x170/0x170
[  448.852765]  ? enqueue_hrtimer+0x1a5/0x560
[  448.857001]  ? lock_release+0x970/0x970
[  448.860996]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.866200]  ? find_held_lock+0x36/0x1c0
[  448.870268]  ? graph_lock+0x170/0x170
[  448.874072]  ? pvclock_read_flags+0x160/0x160
[  448.878566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.884108]  ? check_preemption_disabled+0x48/0x200
[  448.889142]  ? __lock_is_held+0xb5/0x140
[  448.893203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.898745]  ? check_preemption_disabled+0x48/0x200
[  448.903944]  run_timer_softirq+0x52/0xb0
[  448.908017]  ? rcu_read_lock_sched_held+0x108/0x120
[  448.913047]  __do_softirq+0x30b/0xad8
[  448.916865]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  448.921990]  ? pvclock_read_flags+0x160/0x160
[  448.926500]  ? lapic_next_event+0x5a/0x90
[  448.930650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.936191]  ? check_preemption_disabled+0x48/0x200
[  448.941211]  ? check_preemption_disabled+0x48/0x200
[  448.946234]  ? kvm_clock_read+0x18/0x30
[  448.950213]  ? kvm_sched_clock_read+0x9/0x20
[  448.954626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.960168]  ? check_preemption_disabled+0x48/0x200
[  448.965197]  irq_exit+0x17f/0x1c0
[  448.968659]  smp_apic_timer_interrupt+0x1cb/0x760
[  448.973501]  ? smp_reschedule_interrupt+0x109/0x650
[  448.978520]  ? smp_call_function_single_interrupt+0x650/0x650
[  448.984407]  ? interrupt_entry+0xb5/0xf0
[  448.988471]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.993486]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.998524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.003374]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.008392]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.013412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.018961]  ? check_preemption_disabled+0x48/0x200
[  449.023992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.029549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.034406]  apic_timer_interrupt+0xf/0x20
[  449.038635]  </IRQ>
[  449.040879] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  449.046768] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  449.065670] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  449.073379] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  449.080647] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  449.087921] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  449.095198] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  449.102472] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  449.109775]  ? save_stack+0xa9/0xd0
[  449.113417]  __kmalloc_node_track_caller+0x33/0x70
[  449.118351]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  449.123141]  pskb_expand_head+0x230/0x10f0
[  449.127378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.132918]  ? memcpy+0x45/0x50
[  449.136201]  ? __copy_skb_header+0x350/0x6b0
[  449.140610]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  449.145108]  ? skb_checksum+0x140/0x140
[  449.149092]  ? __lock_is_held+0xb5/0x140
[  449.153160]  ? kasan_check_write+0x14/0x20
[  449.157415]  ? __skb_clone+0x6c7/0xa00
[  449.161307]  ? __copy_skb_header+0x6b0/0x6b0
[  449.165718]  ? kmem_cache_alloc+0x33a/0x730
[  449.170046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.175591]  skb_ensure_writable+0x3dd/0x640
[  449.180006]  ? skb_cow_data+0xf10/0xf10
[  449.183992]  ? preempt_notifier_register+0x200/0x200
[  449.189104]  ? __switch_to_asm+0x34/0x70
[  449.193165]  ? __switch_to_asm+0x34/0x70
[  449.197227]  ? __switch_to_asm+0x40/0x70
[  449.201287]  ? __switch_to_asm+0x34/0x70
[  449.205346]  ? __switch_to_asm+0x40/0x70
[  449.209407]  ? __switch_to_asm+0x40/0x70
[  449.213467]  ? __switch_to_asm+0x34/0x70
[  449.217527]  ? __switch_to_asm+0x34/0x70
[  449.221586]  ? __switch_to_asm+0x40/0x70
[  449.225644]  ? __switch_to_asm+0x34/0x70
[  449.229715]  bpf_clone_redirect+0x14a/0x490
[  449.234053]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  449.239080]  ? __sched_text_start+0x8/0x8
[  449.243247]  ? find_held_lock+0x36/0x1c0
[  449.247321]  ? lock_acquire+0x1ed/0x520
[  449.251298]  ? bpf_test_run+0x32e/0x5a0
[  449.255273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.260820]  ? check_preemption_disabled+0x48/0x200
[  449.265842]  ? kasan_check_read+0x11/0x20
[  449.269995]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  449.275285]  ? rcu_bh_qs+0xc0/0xc0
[  449.278827]  ? preempt_schedule+0x4d/0x60
[  449.282989]  ? ___preempt_schedule+0x16/0x18
[  449.287444]  ? bpf_test_run+0x1c0/0x5a0
[  449.291430]  ? netlink_diag_dump+0x2a0/0x2a0
[  449.295843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.301382]  ? bpf_test_init.isra.9+0x70/0x100
[  449.305980]  ? bpf_prog_test_run_skb+0x634/0xb40
[  449.310747]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  449.315592]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  449.321127]  ? fput+0x130/0x1a0
[  449.324407]  ? __bpf_prog_get+0x9b/0x290
[  449.328470]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  449.333311]  ? bpf_prog_test_run+0x130/0x1a0
[  449.337726]  ? __x64_sys_bpf+0x3d8/0x510
[  449.341789]  ? bpf_prog_get+0x20/0x20
[  449.345610]  ? do_syscall_64+0x1b9/0x820
[  449.349675]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  449.355047]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.359982]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.364831]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.369849]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  449.374867]  ? prepare_exit_to_usermode+0x291/0x3b0
[  449.379894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.384751]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  449.390135] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  449.390291] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.397074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.407548] syz-executor0 cpuset=
[  449.416886] Call Trace:
[  449.416897] syz0
[  449.420334]  <IRQ>
[  449.422906]  mems_allowed=0
[  449.424877]  dump_stack+0x1c4/0x2b4
[  449.433540]  ? dump_stack_print_info.cold.2+0x52/0x52
[  449.438749]  warn_alloc.cold.119+0xb7/0x1bd
[  449.443077]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.447926]  ? lock_downgrade+0x900/0x900
[  449.452101]  ? trace_hardirqs_off+0xb8/0x310
[  449.456516]  ? trace_hardirqs_off+0xb8/0x310
[  449.460994]  __alloc_pages_slowpath+0x2667/0x2d80
[  449.465885]  ? warn_alloc+0x120/0x120
[  449.469692]  ? warn_alloc+0x120/0x120
[  449.473499]  ? print_usage_bug+0xc0/0xc0
[  449.477566]  ? warn_alloc+0x120/0x120
[  449.481368]  ? print_usage_bug+0xc0/0xc0
[  449.485432]  ? __lock_acquire+0x7ec/0x4ec0
[  449.489680]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.495220]  ? should_fail+0x22d/0xd01
[  449.499112]  ? __lock_acquire+0x7ec/0x4ec0
[  449.503352]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.508455]  ? __lock_acquire+0x7ec/0x4ec0
[  449.512700]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.517811]  ? __lock_acquire+0x7ec/0x4ec0
[  449.522048]  ? should_fail+0x22d/0xd01
[  449.525950]  ? mark_held_locks+0x130/0x130
[  449.530201]  ? mark_held_locks+0x130/0x130
[  449.534479]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  449.539611]  ? graph_lock+0x170/0x170
[  449.543414]  ? print_usage_bug+0xc0/0xc0
[  449.547493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.553039]  ? check_preemption_disabled+0x48/0x200
[  449.558057]  ? check_preemption_disabled+0x48/0x200
[  449.563088]  ? __lock_is_held+0xb5/0x140
[  449.567160]  __alloc_pages_nodemask+0xa80/0xde0
[  449.571832]  ? graph_lock+0x170/0x170
[  449.575637]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  449.580651]  ? graph_lock+0x170/0x170
[  449.584465]  ? find_held_lock+0x36/0x1c0
[  449.588545]  ? ____cache_alloc_node+0x1c7/0x1e0
[  449.593217]  ? lock_downgrade+0x900/0x900
[  449.597379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.602926]  cache_grow_begin+0x91/0x8c0
[  449.607006]  ? do_raw_spin_unlock+0xa7/0x2f0
[  449.611424]  fallback_alloc+0x203/0x2e0
[  449.615408]  ____cache_alloc_node+0x1c7/0x1e0
[  449.619910]  kmem_cache_alloc_node+0xe3/0x730
[  449.624413]  ? ipv6_get_ifaddr+0x42e/0x620
[  449.628659]  __alloc_skb+0x119/0x770
[  449.632376]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  449.637657]  ? skb_scrub_packet+0x490/0x490
[  449.641987]  ? lock_downgrade+0x900/0x900
[  449.646144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.651683]  ? refcount_sub_and_test_checked+0x203/0x310
[  449.657315]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  449.662772]  ? addrconf_rs_timer+0x690/0x690
[  449.667195]  ndisc_alloc_skb+0x144/0x340
[  449.671265]  ndisc_send_rs+0x331/0x6e0
[  449.675160]  addrconf_rs_timer+0x314/0x690
[  449.679406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.683685]  call_timer_fn+0x272/0x920
[  449.687575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.691815]  ? process_timeout+0x40/0x40
[  449.695875]  ? find_held_lock+0x36/0x1c0
[  449.699947]  ? mark_held_locks+0xc7/0x130
[  449.704115]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.708613]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.713108]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.717345]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  449.721931]  ? trace_hardirqs_on+0xbd/0x310
[  449.726257]  ? kasan_check_read+0x11/0x20
[  449.730407]  ? __run_timers+0x7da/0xc70
[  449.734387]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.739920]  ? prandom_seed_full_state+0x3b0/0x3b0
[  449.744875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.749115]  __run_timers+0x7e5/0xc70
[  449.752933]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  449.758308]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  449.763590]  ? rcu_bh_qs+0xc0/0xc0
[  449.767136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.772684]  ? mark_held_locks+0xc7/0x130
[  449.776880]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  449.781656]  ? retint_kernel+0x2d/0x2d
[  449.786078]  ? trace_hardirqs_on_caller+0xc0/0x310
[  449.791011]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  449.795769]  ? trace_hardirqs_off+0x310/0x310
[  449.800272]  ? check_preemption_disabled+0x48/0x200
[  449.805289]  ? graph_lock+0x170/0x170
[  449.809098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.814640]  ? check_preemption_disabled+0x48/0x200
[  449.819672]  ? __lock_is_held+0xb5/0x140
[  449.823737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.829275]  ? check_preemption_disabled+0x48/0x200
[  449.834301]  run_timer_softirq+0x52/0xb0
[  449.838363]  ? rcu_read_lock_sched_held+0x108/0x120
[  449.843384]  __do_softirq+0x30b/0xad8
[  449.847200]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  449.852311]  ? pvclock_read_flags+0x160/0x160
[  449.856809]  ? lapic_next_event+0x5a/0x90
[  449.860965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.866508]  ? check_preemption_disabled+0x48/0x200
[  449.871534]  ? check_preemption_disabled+0x48/0x200
[  449.876560]  ? kvm_clock_read+0x18/0x30
[  449.880539]  ? kvm_sched_clock_read+0x9/0x20
[  449.884974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.890532]  ? check_preemption_disabled+0x48/0x200
[  449.895580]  irq_exit+0x17f/0x1c0
[  449.899039]  smp_apic_timer_interrupt+0x1cb/0x760
[  449.903886]  ? smp_reschedule_interrupt+0x109/0x650
[  449.908905]  ? smp_call_function_single_interrupt+0x650/0x650
[  449.914792]  ? interrupt_entry+0xb5/0xf0
[  449.918856]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.923874]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.928897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.933744]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.938761]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.943785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.949327]  ? check_preemption_disabled+0x48/0x200
[  449.954343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.959893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.964751]  apic_timer_interrupt+0xf/0x20
[  449.968983]  </IRQ>
[  449.971226] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  449.976510] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  449.995416] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  450.003131] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  450.010399] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  450.017666] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  450.024941] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  450.032215] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  450.039508]  ? arch_local_irq_restore+0x45/0x52
[  450.044194]  dump_stack+0x26a/0x2b4
[  450.047829]  ? dump_stack_print_info.cold.2+0x52/0x52
[  450.053025]  ? mark_held_locks+0x130/0x130
[  450.057261]  ? mark_held_locks+0x130/0x130
[  450.061504]  dump_header+0x27b/0xf72
[  450.065235]  ? pagefault_out_of_memory+0x197/0x197
[  450.070174]  ? __lock_acquire+0x7ec/0x4ec0
[  450.074412]  ? mem_cgroup_charge_statistics+0x780/0x780
[  450.079778]  ? print_usage_bug+0xc0/0xc0
[  450.083846]  ? print_usage_bug+0xc0/0xc0
[  450.087915]  ? graph_lock+0x170/0x170
[  450.091719]  ? print_usage_bug+0xc0/0xc0
[  450.095778]  ? print_usage_bug+0xc0/0xc0
[  450.099848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.105394]  ? find_held_lock+0x36/0x1c0
[  450.109464]  ? mark_held_locks+0xc7/0x130
[  450.113618]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  450.118722]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  450.123828]  ? lockdep_hardirqs_on+0x421/0x5c0
[  450.128421]  ? trace_hardirqs_on+0xbd/0x310
[  450.132743]  ? kasan_check_read+0x11/0x20
[  450.136895]  ? ___ratelimit+0x36f/0x655
[  450.140876]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.146335]  ? trace_hardirqs_on+0x310/0x310
[  450.150750]  ? lock_downgrade+0x900/0x900
[  450.154908]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  450.160014]  ? ___ratelimit+0xaa/0x655
[  450.163908]  ? idr_get_free+0xec0/0xec0
[  450.167883]  ? kasan_check_write+0x14/0x20
[  450.172119]  ? do_raw_spin_lock+0xc1/0x200
[  450.176364]  oom_kill_process.cold.27+0x10/0x903
[  450.181123]  ? graph_lock+0x170/0x170
[  450.184933]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.190741]  ? kasan_check_read+0x11/0x20
[  450.194905]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.200187]  ? oom_evaluate_task+0x540/0x540
[  450.204608]  ? find_held_lock+0x36/0x1c0
[  450.208684]  ? out_of_memory+0x974/0x1430
[  450.212834]  ? lock_downgrade+0x900/0x900
[  450.216995]  ? check_preemption_disabled+0x48/0x200
[  450.222023]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.227820]  ? kasan_check_read+0x11/0x20
[  450.231979]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.237259]  ? rcu_bh_qs+0xc0/0xc0
[  450.240811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.246349]  ? oom_evaluate_task+0x302/0x540
[  450.250763]  out_of_memory+0xa84/0x1430
[  450.254747]  ? oom_killer_disable+0x3a0/0x3a0
[  450.259247]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  450.264185]  ? __mutex_add_waiter+0x2a0/0x2a0
[  450.268695]  __alloc_pages_slowpath+0x2318/0x2d80
[  450.273576]  ? warn_alloc+0x120/0x120
[  450.277395]  ? find_get_entry+0x2f2/0xc40
[  450.281558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.287100]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  450.292043]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.297585]  ? should_fail+0x22d/0xd01
[  450.301477]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.306582]  ? __lock_is_held+0xb5/0x140
[  450.310671]  ? __lock_is_held+0xb5/0x140
[  450.314745]  ? find_held_lock+0x36/0x1c0
[  450.318812]  ? ___might_sleep+0x1ed/0x300
[  450.322968]  ? lock_release+0x970/0x970
[  450.326947]  ? arch_local_save_flags+0x40/0x40
[  450.331559]  ? __might_sleep+0x95/0x190
[  450.335547]  __alloc_pages_nodemask+0xa80/0xde0
[  450.340229]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  450.345260]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.351057]  ? kasan_check_read+0x11/0x20
[  450.355210]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.360512]  ? graph_lock+0x170/0x170
[  450.364321]  ? print_usage_bug+0xc0/0xc0
[  450.368385]  ? graph_lock+0x170/0x170
[  450.372194]  ? graph_lock+0x170/0x170
[  450.376004]  ? __do_page_cache_readahead+0x7ce/0x980
[  450.381115]  ? find_held_lock+0x36/0x1c0
[  450.385183]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  450.390726]  alloc_pages_current+0x10c/0x210
[  450.395136]  ? lock_downgrade+0x900/0x900
[  450.399299]  __page_cache_alloc+0x38f/0x5b0
[  450.403628]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.409428]  ? kasan_check_read+0x11/0x20
[  450.413586]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.418871]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  450.423549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.429091]  ? check_preemption_disabled+0x48/0x200
[  450.434119]  filemap_fault+0x1594/0x25f0
[  450.438200]  ? __lock_page_or_retry+0xa00/0xa00
[  450.442871]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.448672]  ? kasan_check_read+0x11/0x20
[  450.452825]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.458106]  ? rcu_bh_qs+0xc0/0xc0
[  450.461677]  ? filemap_map_pages+0xdea/0x1980
[  450.466183]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  450.471300]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  450.476577]  ? debug_object_free+0x325/0x690
[  450.480998]  ? find_get_pages_range_tag+0x1320/0x1320
[  450.486195]  ? graph_lock+0x170/0x170
[  450.490008]  ? kasan_check_read+0x11/0x20
[  450.494159]  ? debug_object_destroy+0x2b0/0x2b0
[  450.498843]  ? lock_acquire+0x1ed/0x520
[  450.502820]  ? ext4_filemap_fault+0x7a/0xad
[  450.507150]  ? lock_release+0x970/0x970
[  450.511128]  ? arch_local_save_flags+0x40/0x40
[  450.515715]  ? futex_wait_setup+0x3e0/0x3e0
[  450.520053]  ? down_read+0xb0/0x1d0
[  450.523682]  ? ext4_filemap_fault+0x7a/0xad
[  450.528007]  ? __down_interruptible+0x700/0x700
[  450.532697]  ext4_filemap_fault+0x82/0xad
[  450.536851]  __do_fault+0x100/0x6b0
[  450.540485]  ? print_bad_pte+0x6c0/0x6c0
[  450.544554]  ? do_futex+0x249/0x26d0
[  450.548275]  ? do_raw_spin_unlock+0xa7/0x2f0
[  450.552690]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  450.557277]  ? kasan_check_read+0x11/0x20
[  450.561428]  ? pmd_val+0x88/0x100
[  450.564886]  ? add_mm_counter_fast+0xd0/0xd0
[  450.569299]  ? pmd_val+0x88/0x100
[  450.572755]  ? add_mm_counter_fast+0xd0/0xd0
[  450.577176]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.582723]  __handle_mm_fault+0x3709/0x53e0
[  450.587146]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  450.592005]  ? graph_lock+0x170/0x170
[  450.595808]  ? print_usage_bug+0xc0/0xc0
[  450.599872]  ? graph_lock+0x170/0x170
[  450.603676]  ? graph_lock+0x170/0x170
[  450.607500]  ? handle_mm_fault+0x42a/0xc70
[  450.611752]  ? lock_downgrade+0x900/0x900
[  450.615907]  ? check_preemption_disabled+0x48/0x200
[  450.620934]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.626740]  ? kasan_check_read+0x11/0x20
[  450.630899]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.636184]  ? rcu_bh_qs+0xc0/0xc0
[  450.639729]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.645187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.650734]  ? check_preemption_disabled+0x48/0x200
[  450.655764]  handle_mm_fault+0x54f/0xc70
[  450.659832]  ? __handle_mm_fault+0x53e0/0x53e0
[  450.664421]  ? find_vma+0x34/0x190
[  450.667976]  __do_page_fault+0x67d/0xed0
[  450.672051]  ? mm_fault_error+0x380/0x380
[  450.676204]  ? trace_hardirqs_off+0xb8/0x310
[  450.680621]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  450.685993]  ? trace_hardirqs_on+0x310/0x310
[  450.690415]  do_page_fault+0xf2/0x7e0
[  450.694222]  ? vmalloc_sync_all+0x30/0x30
[  450.698375]  ? error_entry+0x70/0xd0
[  450.702097]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.707116]  ? trace_hardirqs_on_caller+0xc0/0x310
[  450.712054]  ? syscall_return_slowpath+0x5e0/0x5e0
[  450.716990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.721842]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.726859]  ? trace_hardirqs_off+0x310/0x310
[  450.731368]  ? prepare_exit_to_usermode+0x291/0x3b0
[  450.736390]  ? page_fault+0x8/0x30
[  450.739933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.744786]  ? page_fault+0x8/0x30
[  450.748328]  page_fault+0x1e/0x30
[  450.751780] RIP: 0033:0x45ddf3
[  450.754997] Code: Bad RIP value.
[  450.758358] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  450.763728] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  450.770999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  450.778270] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  450.785547] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  450.792816] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  450.800120] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  450.800126] warn_alloc_show_mem: 1 callbacks suppressed
[  450.800133] Mem-Info:
[  450.807414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  450.807424] Call Trace:
[  450.812806] active_anon:29560 inactive_anon:112 isolated_anon:0
[  450.812806]  active_file:13 inactive_file:14 isolated_file:0
[  450.812806]  unevictable:0 dirty:0 writeback:0 unstable:0
[  450.812806]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  450.812806]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  450.812806]  free:13798 free_pcp:488 free_cma:0
[  450.815185]  <IRQ>
[  450.824562] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  450.827162]  dump_stack+0x1c4/0x2b4
[  450.860123] Node 0 
[  450.862287]  ? dump_stack_print_info.cold.2+0x52/0x52
[  450.889697] 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
[  450.893318]  warn_alloc.cold.119+0xb7/0x1bd
[  450.895513] lowmem_reserve[]: 0
[  450.900713]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  450.926196]  2819 6323
[  450.930539]  ? lock_downgrade+0x900/0x900
[  450.933795]  6323
[  450.938642]  ? trace_hardirqs_off+0xb8/0x310
[  450.941112] Node 0 
[  450.945260]  ? trace_hardirqs_off+0xb8/0x310
[  450.947321] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  450.951708]  __alloc_pages_slowpath+0x2667/0x2d80
[  450.953912] lowmem_reserve[]: 0
[  450.958356]  ? warn_alloc+0x120/0x120
[  450.984862]  0
[  450.989708]  ? ktime_get+0x2e1/0x440
[  450.992948]  3503 3503
[  450.996763]  ? warn_alloc+0x120/0x120
[  450.998543] Node 0 
[  451.002256]  ? print_usage_bug+0xc0/0xc0
[  451.004759] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  451.008535]  ? warn_alloc+0x120/0x120
[  451.010751] lowmem_reserve[]:
[  451.014819]  ? print_usage_bug+0xc0/0xc0
[  451.043247]  0 0
[  451.047074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.050136]  0 0
[  451.054204]  ? should_fail+0x22d/0xd01
[  451.056155] Node 0 
[  451.061688]  ? __lock_acquire+0x7ec/0x4ec0
[  451.063641] DMA: 
[  451.067522]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.069743] 1*4kB 
[  451.073980]  ? __lock_acquire+0x7ec/0x4ec0
[  451.076023] (U) 0*8kB 
[  451.081129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.083259] 0*16kB 
[  451.087487]  ? __lock_acquire+0x7ec/0x4ec0
[  451.089970] 1*32kB 
[  451.095065]  ? should_fail+0x22d/0xd01
[  451.097279] (U) 
[  451.101530]  ? mark_held_locks+0x130/0x130
[  451.103742] 2*64kB 
[  451.107622]  ? mark_held_locks+0x130/0x130
[  451.109574] (U) 
[  451.113810]  ? graph_lock+0x170/0x170
[  451.116029] 1*128kB (U) 
[  451.120271]  ? print_usage_bug+0xc0/0xc0
[  451.122223] 1*256kB 
[  451.126017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.128660] (U) 
[  451.132721]  ? check_preemption_disabled+0x48/0x200
[  451.135019] 0*512kB 
[  451.140561]  ? check_preemption_disabled+0x48/0x200
[  451.142511] 1*1024kB 
[  451.147528]  ? __lock_is_held+0xb5/0x140
[  451.149829] (U) 
[  451.154847]  __alloc_pages_nodemask+0xa80/0xde0
[  451.157235] 1*2048kB 
[  451.161291]  ? graph_lock+0x170/0x170
[  451.163243] (M) 
[  451.167904]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  451.170291] 3*4096kB (M) 
[  451.174090]  ? graph_lock+0x170/0x170
[  451.176047] = 15908kB
[  451.181064]  ? find_held_lock+0x36/0x1c0
[  451.183795] Node 0 
[  451.187597]  ? ____cache_alloc_node+0x1c7/0x1e0
[  451.189987] DMA32: 
[  451.194041]  ? lock_downgrade+0x900/0x900
[  451.196253] 6*4kB 
[  451.200921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.203132] (MH) 
[  451.207275]  cache_grow_begin+0x91/0x8c0
[  451.209399] 0*8kB 3*16kB 
[  451.214937]  ? do_raw_spin_unlock+0xa7/0x2f0
[  451.216987] (MH) 
[  451.221050]  fallback_alloc+0x203/0x2e0
[  451.223780] 2*32kB (M) 
[  451.228198]  ____cache_alloc_node+0x1c7/0x1e0
[  451.230233] 5*64kB 
[  451.234210]  kmem_cache_alloc_node+0xe3/0x730
[  451.236771] (MH) 
[  451.241262]  ? ipv6_get_ifaddr+0x42e/0x620
[  451.243466] 4*128kB (MH) 
[  451.247980]  __alloc_skb+0x119/0x770
[  451.250013] 3*256kB (M) 
[  451.254261]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  451.256993] 4*512kB 
[  451.260702]  ? skb_scrub_packet+0x490/0x490
[  451.263350] (MH) 
[  451.268620]  ? lock_downgrade+0x900/0x900
[  451.270915] 3*1024kB (MH) 
[  451.275243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.277279] 3*2048kB 
[  451.281420]  ? refcount_sub_and_test_checked+0x203/0x310
[  451.284247] (M) 
[  451.289790]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  451.292178] 3*4096kB (M) 
[  451.297629]  ? addrconf_rs_timer+0x690/0x690
[  451.299582] = 25288kB
[  451.305038]  ndisc_alloc_skb+0x144/0x340
[  451.307761] Node 0 
[  451.312167]  ndisc_send_rs+0x331/0x6e0
[  451.314550] Normal: 
[  451.318605]  addrconf_rs_timer+0x314/0x690
[  451.320817] 9*4kB 
[  451.324699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.326997] (ME) 
[  451.331237]  call_timer_fn+0x272/0x920
[  451.333355] 37*8kB (UM) 
[  451.337595]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.339630] 34*16kB (UMH) 
[  451.343518]  ? process_timeout+0x40/0x40
[  451.346162] 36*32kB (UMH) 
[  451.350414]  ? find_held_lock+0x36/0x1c0
[  451.353230] 19*64kB (MH) 
[  451.357300]  ? __run_timers+0x7da/0xc70
[  451.360115] 11*128kB (UMH) 
[  451.364176]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.366909] 5*256kB 
[  451.370873]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.373778] (UM) 4*512kB 
[  451.378276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.380576] (UH) 
[  451.385068]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  451.387797] 2*1024kB (H) 
[  451.392039]  ? trace_hardirqs_on+0xbd/0x310
[  451.394079] 2*2048kB 
[  451.398652]  ? kasan_check_read+0x11/0x20
[  451.401435] (MH) 
[  451.405754]  ? __run_timers+0x7da/0xc70
[  451.408139] 0*4096kB = 14124kB
[  451.412293]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  451.414340] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  451.418312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.421475] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  451.426917]  __run_timers+0x7e5/0xc70
[  451.435729] 146 total pagecache pages
[  451.439972]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  451.448519] 0 pages in swap cache
[  451.452310]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  451.456092] Swap cache stats: add 0, delete 0, find 0/0
[  451.461448]  ? graph_lock+0x170/0x170
[  451.464871] Free swap  = 0kB
[  451.464879] Total swap = 0kB
[  451.469887]  ? enqueue_hrtimer+0x1a5/0x560
[  451.475228] 1965979 pages RAM
[  451.479020]  ? lock_release+0x970/0x970
[  451.482035] 0 pages HighMem/MovableOnly
[  451.485054]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  451.489259] 342307 pages reserved
[  451.489268] 0 pages cma reserved
[  451.492368]  ? find_held_lock+0x36/0x1c0
[  451.496379] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  451.500289]  ? graph_lock+0x170/0x170
[  451.500306]  ? pvclock_read_flags+0x160/0x160
[  451.500324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.505559] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  451.508942]  ? check_preemption_disabled+0x48/0x200
[  451.512295] syz-fuzzer cpuset=
[  451.516355]  ? __lock_is_held+0xb5/0x140
[  451.522831] /
[  451.526627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.531102]  mems_allowed=0
[  451.536634]  ? check_preemption_disabled+0x48/0x200
[  451.574229]  run_timer_softirq+0x52/0xb0
[  451.578298]  ? rcu_read_lock_sched_held+0x108/0x120
[  451.583318]  __do_softirq+0x30b/0xad8
[  451.587135]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  451.592245]  ? pvclock_read_flags+0x160/0x160
[  451.596740]  ? lapic_next_event+0x5a/0x90
[  451.600891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.606432]  ? check_preemption_disabled+0x48/0x200
[  451.611451]  ? check_preemption_disabled+0x48/0x200
[  451.616475]  ? kvm_clock_read+0x18/0x30
[  451.620449]  ? kvm_sched_clock_read+0x9/0x20
[  451.624860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.630403]  ? check_preemption_disabled+0x48/0x200
[  451.635435]  irq_exit+0x17f/0x1c0
[  451.638896]  smp_apic_timer_interrupt+0x1cb/0x760
[  451.643741]  ? smp_reschedule_interrupt+0x109/0x650
[  451.648761]  ? smp_call_function_single_interrupt+0x650/0x650
[  451.655109]  ? interrupt_entry+0xb5/0xf0
[  451.659175]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.664195]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.669213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.674057]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.679078]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.684098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.689641]  ? check_preemption_disabled+0x48/0x200
[  451.694657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.700203]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.705060]  apic_timer_interrupt+0xf/0x20
[  451.709293]  </IRQ>
[  451.711538] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  451.717423] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  451.736323] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  451.744040] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  451.751319] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  451.758619] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  451.766707] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  451.773982] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  451.781285]  ? save_stack+0xa9/0xd0
[  451.785137]  __kmalloc_node_track_caller+0x33/0x70
[  451.790078]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  451.794842]  pskb_expand_head+0x230/0x10f0
[  451.799090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.804630]  ? memcpy+0x45/0x50
[  451.807920]  ? __copy_skb_header+0x350/0x6b0
[  451.812329]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  451.816827]  ? skb_checksum+0x140/0x140
[  451.820812]  ? __lock_is_held+0xb5/0x140
[  451.824879]  ? kasan_check_write+0x14/0x20
[  451.829114]  ? __skb_clone+0x6c7/0xa00
[  451.833009]  ? __copy_skb_header+0x6b0/0x6b0
[  451.837422]  ? kmem_cache_alloc+0x33a/0x730
[  451.841747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.847292]  skb_ensure_writable+0x3dd/0x640
[  451.851706]  ? skb_cow_data+0xf10/0xf10
[  451.855689]  ? preempt_notifier_register+0x200/0x200
[  451.860798]  ? __switch_to_asm+0x34/0x70
[  451.864860]  ? __switch_to_asm+0x34/0x70
[  451.868918]  ? __switch_to_asm+0x40/0x70
[  451.872981]  ? __switch_to_asm+0x34/0x70
[  451.877043]  ? __switch_to_asm+0x40/0x70
[  451.881106]  ? __switch_to_asm+0x40/0x70
[  451.885168]  ? __switch_to_asm+0x34/0x70
[  451.889228]  ? __switch_to_asm+0x34/0x70
[  451.893285]  ? __switch_to_asm+0x40/0x70
[  451.897342]  ? __switch_to_asm+0x34/0x70
[  451.901674]  bpf_clone_redirect+0x14a/0x490
[  451.906008]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  451.911042]  ? __sched_text_start+0x8/0x8
[  451.915207]  ? find_held_lock+0x36/0x1c0
[  451.919278]  ? lock_acquire+0x1ed/0x520
[  451.923255]  ? bpf_test_run+0x32e/0x5a0
[  451.927230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.932773]  ? check_preemption_disabled+0x48/0x200
[  451.937792]  ? kasan_check_read+0x11/0x20
[  451.941941]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  451.947226]  ? rcu_bh_qs+0xc0/0xc0
[  451.950770]  ? preempt_schedule+0x4d/0x60
[  451.954919]  ? ___preempt_schedule+0x16/0x18
[  451.959336]  ? bpf_test_run+0x1c0/0x5a0
[  451.963322]  ? netlink_diag_dump+0x2a0/0x2a0
[  451.967734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.973268]  ? bpf_test_init.isra.9+0x70/0x100
[  451.977854]  ? bpf_prog_test_run_skb+0x634/0xb40
[  451.982619]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  451.987464]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  451.993002]  ? fput+0x130/0x1a0
[  451.996290]  ? __bpf_prog_get+0x9b/0x290
[  452.000355]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  452.005200]  ? bpf_prog_test_run+0x130/0x1a0
[  452.009612]  ? __x64_sys_bpf+0x3d8/0x510
[  452.013673]  ? bpf_prog_get+0x20/0x20
[  452.017497]  ? do_syscall_64+0x1b9/0x820
[  452.021561]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  452.026929]  ? syscall_return_slowpath+0x5e0/0x5e0
[  452.031864]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.036712]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.041730]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  452.046750]  ? prepare_exit_to_usermode+0x291/0x3b0
[  452.051772]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.056626]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  452.062015] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  452.062090] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  452.068953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  452.068966] Call Trace:
[  452.068973]  <IRQ>
[  452.068992]  dump_stack+0x1c4/0x2b4
[  452.069013]  ? dump_stack_print_info.cold.2+0x52/0x52
[  452.075547] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  452.084854]  warn_alloc.cold.119+0xb7/0x1bd
[  452.087407] syz-executor0 cpuset=
[  452.089554]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  452.093155] syz0
[  452.098339]  ? lock_downgrade+0x900/0x900
[  452.108801]  mems_allowed=0
[  452.113139]  ? trace_hardirqs_off+0xb8/0x310
[  452.134800]  ? trace_hardirqs_off+0xb8/0x310
[  452.139234]  __alloc_pages_slowpath+0x2667/0x2d80
[  452.144110]  ? warn_alloc+0x120/0x120
[  452.147919]  ? warn_alloc+0x120/0x120
[  452.151726]  ? print_usage_bug+0xc0/0xc0
[  452.155789]  ? warn_alloc+0x120/0x120
[  452.159592]  ? print_usage_bug+0xc0/0xc0
[  452.163656]  ? __lock_acquire+0x7ec/0x4ec0
[  452.167894]  ? __lock_acquire+0x7ec/0x4ec0
[  452.172133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.177692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.183233]  ? should_fail+0x22d/0xd01
[  452.187128]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.192236]  ? __lock_acquire+0x7ec/0x4ec0
[  452.196477]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.201592]  ? __lock_acquire+0x7ec/0x4ec0
[  452.205822]  ? should_fail+0x22d/0xd01
[  452.209719]  ? mark_held_locks+0x130/0x130
[  452.213975]  ? mark_held_locks+0x130/0x130
[  452.218214]  ? graph_lock+0x170/0x170
[  452.222019]  ? print_usage_bug+0xc0/0xc0
[  452.226081]  ? graph_lock+0x170/0x170
[  452.229884]  ? print_usage_bug+0xc0/0xc0
[  452.233946]  ? wq_watchdog_touch+0x9c/0xfe
[  452.238196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.243737]  ? check_preemption_disabled+0x48/0x200
[  452.248767]  ? check_preemption_disabled+0x48/0x200
[  452.253803]  ? __lock_is_held+0xb5/0x140
[  452.257901]  __alloc_pages_nodemask+0xa80/0xde0
[  452.262574]  ? graph_lock+0x170/0x170
[  452.266380]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  452.271395]  ? graph_lock+0x170/0x170
[  452.275206]  ? find_held_lock+0x36/0x1c0
[  452.279281]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.283950]  ? lock_downgrade+0x900/0x900
[  452.288115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.293661]  cache_grow_begin+0x91/0x8c0
[  452.297728]  ? do_raw_spin_unlock+0xa7/0x2f0
[  452.302150]  fallback_alloc+0x203/0x2e0
[  452.306133]  ____cache_alloc_node+0x1c7/0x1e0
[  452.310634]  kmem_cache_alloc_node+0xe3/0x730
[  452.315150]  ? ipv6_get_ifaddr+0x42e/0x620
[  452.319421]  __alloc_skb+0x119/0x770
[  452.323159]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.328441]  ? skb_scrub_packet+0x490/0x490
[  452.332781]  ? lock_downgrade+0x900/0x900
[  452.336942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.342488]  ? refcount_sub_and_test_checked+0x203/0x310
[  452.347946]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  452.353408]  ? addrconf_rs_timer+0x690/0x690
[  452.357832]  ndisc_alloc_skb+0x144/0x340
[  452.361900]  ndisc_send_rs+0x331/0x6e0
[  452.365793]  addrconf_rs_timer+0x314/0x690
[  452.370039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.374287]  call_timer_fn+0x272/0x920
[  452.378177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.382427]  ? process_timeout+0x40/0x40
[  452.386501]  ? find_held_lock+0x36/0x1c0
[  452.390572]  ? mark_held_locks+0xc7/0x130
[  452.394739]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.399230]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.403723]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.408000]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  452.412598]  ? trace_hardirqs_on+0xbd/0x310
[  452.416916]  ? kasan_check_read+0x11/0x20
[  452.421063]  ? __run_timers+0x7da/0xc70
[  452.425039]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.430496]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.434741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.438985]  __run_timers+0x7e5/0xc70
[  452.442805]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  452.448170]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.453452]  ? rcu_bh_qs+0xc0/0xc0
[  452.456998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.462545]  ? mark_held_locks+0xc7/0x130
[  452.466699]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  452.471491]  ? retint_kernel+0x2d/0x2d
[  452.475436]  ? trace_hardirqs_on_caller+0xc0/0x310
[  452.480366]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  452.485123]  ? trace_hardirqs_off+0x310/0x310
[  452.489645]  ? check_preemption_disabled+0x48/0x200
[  452.494662]  ? graph_lock+0x170/0x170
[  452.498499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.504035]  ? check_preemption_disabled+0x48/0x200
[  452.509064]  ? __lock_is_held+0xb5/0x140
[  452.513131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.518772]  ? check_preemption_disabled+0x48/0x200
[  452.523798]  run_timer_softirq+0x52/0xb0
[  452.527862]  ? rcu_read_lock_sched_held+0x108/0x120
[  452.532882]  __do_softirq+0x30b/0xad8
[  452.536698]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  452.541837]  ? pvclock_read_flags+0x160/0x160
[  452.546334]  ? lapic_next_event+0x5a/0x90
[  452.550484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.556024]  ? check_preemption_disabled+0x48/0x200
[  452.561046]  ? check_preemption_disabled+0x48/0x200
[  452.566069]  ? kvm_clock_read+0x18/0x30
[  452.570048]  ? kvm_sched_clock_read+0x9/0x20
[  452.574462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.580005]  ? check_preemption_disabled+0x48/0x200
[  452.585039]  irq_exit+0x17f/0x1c0
[  452.588497]  smp_apic_timer_interrupt+0x1cb/0x760
[  452.593346]  ? smp_reschedule_interrupt+0x109/0x650
[  452.598368]  ? smp_call_function_single_interrupt+0x650/0x650
[  452.604252]  ? interrupt_entry+0xb5/0xf0
[  452.608315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.613329]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.618347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.623195]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.628215]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.633238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.638780]  ? check_preemption_disabled+0x48/0x200
[  452.643800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.649346]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.654201]  apic_timer_interrupt+0xf/0x20
[  452.658430]  </IRQ>
[  452.660671] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  452.665952] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  452.684863] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  452.692578] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  452.699847] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  452.707133] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  452.714402] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  452.721670] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  452.728972]  ? arch_local_irq_restore+0x45/0x52
[  452.733654]  dump_stack+0x26a/0x2b4
[  452.737287]  ? dump_stack_print_info.cold.2+0x52/0x52
[  452.742482]  ? mark_held_locks+0x130/0x130
[  452.746717]  ? mark_held_locks+0x130/0x130
[  452.750968]  dump_header+0x27b/0xf72
[  452.754700]  ? pagefault_out_of_memory+0x197/0x197
[  452.759640]  ? __lock_acquire+0x7ec/0x4ec0
[  452.763878]  ? mem_cgroup_charge_statistics+0x780/0x780
[  452.769244]  ? print_usage_bug+0xc0/0xc0
[  452.773308]  ? print_usage_bug+0xc0/0xc0
[  452.777385]  ? graph_lock+0x170/0x170
[  452.781190]  ? print_usage_bug+0xc0/0xc0
[  452.785249]  ? print_usage_bug+0xc0/0xc0
[  452.789322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.794863]  ? find_held_lock+0x36/0x1c0
[  452.798935]  ? mark_held_locks+0xc7/0x130
[  452.803095]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.808201]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.813307]  ? lockdep_hardirqs_on+0x421/0x5c0
[  452.817894]  ? trace_hardirqs_on+0xbd/0x310
[  452.822216]  ? kasan_check_read+0x11/0x20
[  452.826367]  ? ___ratelimit+0x36f/0x655
[  452.830357]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.835813]  ? trace_hardirqs_on+0x310/0x310
[  452.840223]  ? lock_downgrade+0x900/0x900
[  452.844376]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  452.849483]  ? ___ratelimit+0xaa/0x655
[  452.853375]  ? idr_get_free+0xec0/0xec0
[  452.857351]  ? kasan_check_write+0x14/0x20
[  452.861586]  ? do_raw_spin_lock+0xc1/0x200
[  452.865837]  oom_kill_process.cold.27+0x10/0x903
[  452.870599]  ? graph_lock+0x170/0x170
[  452.874410]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  452.880206]  ? kasan_check_read+0x11/0x20
[  452.884401]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.889700]  ? oom_evaluate_task+0x540/0x540
[  452.894117]  ? find_held_lock+0x36/0x1c0
[  452.898187]  ? out_of_memory+0x974/0x1430
[  452.902336]  ? lock_downgrade+0x900/0x900
[  452.906489]  ? check_preemption_disabled+0x48/0x200
[  452.911516]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  452.917316]  ? kasan_check_read+0x11/0x20
[  452.921465]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.926744]  ? rcu_bh_qs+0xc0/0xc0
[  452.930293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.935830]  ? oom_evaluate_task+0x302/0x540
[  452.940247]  out_of_memory+0xa84/0x1430
[  452.944232]  ? oom_killer_disable+0x3a0/0x3a0
[  452.948732]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  452.953667]  ? __mutex_add_waiter+0x2a0/0x2a0
[  452.958175]  __alloc_pages_slowpath+0x2318/0x2d80
[  452.963051]  ? warn_alloc+0x120/0x120
[  452.966867]  ? find_get_entry+0x2f2/0xc40
[  452.971030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.976569]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  452.981502]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.987046]  ? should_fail+0x22d/0xd01
[  452.990944]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.996057]  ? __lock_is_held+0xb5/0x140
[  453.000147]  ? __lock_is_held+0xb5/0x140
[  453.004217]  ? find_held_lock+0x36/0x1c0
[  453.008282]  ? ___might_sleep+0x1ed/0x300
[  453.012430]  ? lock_release+0x970/0x970
[  453.016407]  ? arch_local_save_flags+0x40/0x40
[  453.021009]  ? __might_sleep+0x95/0x190
[  453.024996]  __alloc_pages_nodemask+0xa80/0xde0
[  453.029674]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  453.034701]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  453.040496]  ? kasan_check_read+0x11/0x20
[  453.044650]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.049932]  ? graph_lock+0x170/0x170
[  453.053744]  ? print_usage_bug+0xc0/0xc0
[  453.057809]  ? graph_lock+0x170/0x170
[  453.061613]  ? graph_lock+0x170/0x170
[  453.065427]  ? __do_page_cache_readahead+0x7ce/0x980
[  453.070541]  ? find_held_lock+0x36/0x1c0
[  453.074609]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  453.080154]  alloc_pages_current+0x10c/0x210
[  453.084563]  ? lock_downgrade+0x900/0x900
[  453.088718]  __page_cache_alloc+0x38f/0x5b0
[  453.093041]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  453.098837]  ? kasan_check_read+0x11/0x20
[  453.102992]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.108273]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  453.112945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.118499]  ? check_preemption_disabled+0x48/0x200
[  453.123535]  filemap_fault+0x1594/0x25f0
[  453.127612]  ? __lock_page_or_retry+0xa00/0xa00
[  453.132281]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  453.138088]  ? kasan_check_read+0x11/0x20
[  453.142326]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.147637]  ? rcu_bh_qs+0xc0/0xc0
[  453.151208]  ? filemap_map_pages+0xdea/0x1980
[  453.155710]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  453.160824]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  453.166100]  ? debug_object_free+0x325/0x690
[  453.170516]  ? find_get_pages_range_tag+0x1320/0x1320
[  453.175774]  ? graph_lock+0x170/0x170
[  453.179587]  ? kasan_check_read+0x11/0x20
[  453.183739]  ? debug_object_destroy+0x2b0/0x2b0
[  453.188423]  ? lock_acquire+0x1ed/0x520
[  453.192397]  ? ext4_filemap_fault+0x7a/0xad
[  453.196725]  ? lock_release+0x970/0x970
[  453.200701]  ? arch_local_save_flags+0x40/0x40
[  453.205294]  ? futex_wait_setup+0x3e0/0x3e0
[  453.209633]  ? down_read+0xb0/0x1d0
[  453.213259]  ? ext4_filemap_fault+0x7a/0xad
[  453.217587]  ? __down_interruptible+0x700/0x700
[  453.222275]  ext4_filemap_fault+0x82/0xad
[  453.226430]  __do_fault+0x100/0x6b0
[  453.230063]  ? print_bad_pte+0x6c0/0x6c0
[  453.234128]  ? do_futex+0x249/0x26d0
[  453.237849]  ? do_raw_spin_unlock+0xa7/0x2f0
[  453.242266]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  453.246845]  ? kasan_check_read+0x11/0x20
[  453.251019]  ? pmd_val+0x88/0x100
[  453.254474]  ? add_mm_counter_fast+0xd0/0xd0
[  453.258882]  ? pmd_val+0x88/0x100
[  453.262339]  ? add_mm_counter_fast+0xd0/0xd0
[  453.266754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.272295]  __handle_mm_fault+0x3709/0x53e0
[  453.276726]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  453.281589]  ? graph_lock+0x170/0x170
[  453.285406]  ? print_usage_bug+0xc0/0xc0
[  453.289483]  ? graph_lock+0x170/0x170
[  453.293285]  ? graph_lock+0x170/0x170
[  453.297110]  ? handle_mm_fault+0x42a/0xc70
[  453.301346]  ? lock_downgrade+0x900/0x900
[  453.305513]  ? check_preemption_disabled+0x48/0x200
[  453.310550]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  453.316364]  ? kasan_check_read+0x11/0x20
[  453.320518]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.325851]  ? rcu_bh_qs+0xc0/0xc0
[  453.329397]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  453.334850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.340395]  ? check_preemption_disabled+0x48/0x200
[  453.345426]  handle_mm_fault+0x54f/0xc70
[  453.349497]  ? __handle_mm_fault+0x53e0/0x53e0
[  453.354087]  ? find_vma+0x34/0x190
[  453.357635]  __do_page_fault+0x67d/0xed0
[  453.361706]  ? mm_fault_error+0x380/0x380
[  453.365855]  ? trace_hardirqs_off+0xb8/0x310
[  453.370267]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  453.375636]  ? trace_hardirqs_on+0x310/0x310
[  453.380051]  do_page_fault+0xf2/0x7e0
[  453.383871]  ? vmalloc_sync_all+0x30/0x30
[  453.388021]  ? error_entry+0x70/0xd0
[  453.391741]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.396756]  ? trace_hardirqs_on_caller+0xc0/0x310
[  453.401690]  ? syscall_return_slowpath+0x5e0/0x5e0
[  453.406620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.411465]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.416480]  ? trace_hardirqs_off+0x310/0x310
[  453.420987]  ? prepare_exit_to_usermode+0x291/0x3b0
[  453.426042]  ? page_fault+0x8/0x30
[  453.429604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.434449]  ? page_fault+0x8/0x30
[  453.437997]  page_fault+0x1e/0x30
[  453.441448] RIP: 0033:0x45ddf3
[  453.444644] Code: Bad RIP value.
[  453.448009] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  453.453403] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  453.460670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  453.467935] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  453.475212] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  453.482480] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  453.489769] warn_alloc_show_mem: 1 callbacks suppressed
[  453.489781] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  453.489782] Mem-Info:
[  453.489811] active_anon:29560 inactive_anon:112 isolated_anon:0
[  453.489811]  active_file:13 inactive_file:14 isolated_file:0
[  453.489811]  unevictable:0 dirty:0 writeback:0 unstable:0
[  453.489811]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  453.489811]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  453.489811]  free:13798 free_pcp:488 free_cma:0
[  453.495159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  453.502464] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  453.504863] Call Trace:
[  453.537730] Node 0 
[  453.547079]  <IRQ>
[  453.574414] 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
[  453.577015]  dump_stack+0x1c4/0x2b4
[  453.579220] lowmem_reserve[]: 0
[  453.581379]  ? dump_stack_print_info.cold.2+0x52/0x52
[  453.606865]  2819 6323
[  453.610509]  warn_alloc.cold.119+0xb7/0x1bd
[  453.613753]  6323
[  453.618937]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  453.621411] Node 0 
[  453.625726]  ? lock_downgrade+0x900/0x900
[  453.627785] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  453.632600]  ? trace_hardirqs_off+0xb8/0x310
[  453.634804] lowmem_reserve[]: 0
[  453.638967]  ? trace_hardirqs_off+0xb8/0x310
[  453.665677]  0 3503
[  453.670100]  __alloc_pages_slowpath+0x2667/0x2d80
[  453.673348]  3503
[  453.677771]  ? warn_alloc+0x120/0x120
[  453.684802]  ? lock_release+0x970/0x970
[  453.686838] Node 0 
[  453.690630]  ? warn_alloc+0x120/0x120
[  453.694604] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  453.696811]  ? print_usage_bug+0xc0/0xc0
[  453.700582] lowmem_reserve[]: 0
[  453.729057]  ? warn_alloc+0x120/0x120
[  453.733094]  0
[  453.736398]  ? print_usage_bug+0xc0/0xc0
[  453.740171]  0 0
[  453.741987]  ? __lock_acquire+0x7ec/0x4ec0
[  453.746029] Node 0 
[  453.748037]  ? __lock_acquire+0x7ec/0x4ec0
[  453.752241] DMA: 
[  453.754472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.758683] 1*4kB 
[  453.760755]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.766265] (U) 
[  453.768410]  ? should_fail+0x22d/0xd01
[  453.773938] 0*8kB 
[  453.775917]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.779776] 0*16kB 1*32kB 
[  453.781931]  ? __lock_acquire+0x7ec/0x4ec0
[  453.787533] (U) 2*64kB 
[  453.790388]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.794597] (U) 
[  453.797183]  ? __lock_acquire+0x7ec/0x4ec0
[  453.802255] 1*128kB (U) 
[  453.804238]  ? should_fail+0x22d/0xd01
[  453.808442] 1*256kB (U) 
[  453.811120]  ? mark_held_locks+0x130/0x130
[  453.814988] 0*512kB 
[  453.817652]  ? mark_held_locks+0x130/0x130
[  453.821856] 1*1024kB (U) 
[  453.824182]  ? graph_lock+0x170/0x170
[  453.828389] 1*2048kB (M) 
[  453.831152]  ? print_usage_bug+0xc0/0xc0
[  453.834927] 3*4096kB (M) 
[  453.837696]  ? graph_lock+0x170/0x170
[  453.841736] = 15908kB
[  453.844489]  ? print_usage_bug+0xc0/0xc0
[  453.848268] Node 0 
[  453.850672]  ? wq_watchdog_touch+0x9c/0xfe
[  453.854748] DMA32: 
[  453.856987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.861193] 6*4kB 
[  453.863431]  ? check_preemption_disabled+0x48/0x200
[  453.868941] (MH) 
[  453.871091]  ? check_preemption_disabled+0x48/0x200
[  453.871115]  ? __lock_is_held+0xb5/0x140
[  453.876105] 0*8kB 
[  453.878163]  __alloc_pages_nodemask+0xa80/0xde0
[  453.883149] 3*16kB (MH) 
[  453.887212]  ? graph_lock+0x170/0x170
[  453.889338] 2*32kB 
[  453.893998]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  453.896644] (M) 
[  453.900440]  ? graph_lock+0x170/0x170
[  453.902659] 5*64kB 
[  453.907674]  ? find_held_lock+0x36/0x1c0
[  453.909621] (MH) 
[  453.913420]  ? ____cache_alloc_node+0x1c7/0x1e0
[  453.915641] 4*128kB (MH) 
[  453.919733]  ? lock_downgrade+0x900/0x900
[  453.921781] 3*256kB (M) 
[  453.926455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.929181] 4*512kB (MH) 
[  453.933337]  cache_grow_begin+0x91/0x8c0
[  453.935982] 3*1024kB (MH) 
[  453.941524]  ? do_raw_spin_unlock+0xa7/0x2f0
[  453.944281] 3*2048kB 
[  453.948337]  fallback_alloc+0x203/0x2e0
[  453.951154] (M) 
[  453.955562]  ____cache_alloc_node+0x1c7/0x1e0
[  453.957940] 3*4096kB (M) 
[  453.961925]  kmem_cache_alloc_node+0xe3/0x730
[  453.963874] = 25288kB
[  453.968374]  ? ipv6_get_ifaddr+0x42e/0x620
[  453.971129] Node 0 
[  453.975626]  __alloc_skb+0x119/0x770
[  453.978008] Normal: 
[  453.982246]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.984455] 9*4kB 
[  453.988159]  ? skb_scrub_packet+0x490/0x490
[  453.990457] (ME) 
[  453.995729]  ? lock_downgrade+0x900/0x900
[  453.997854] 37*8kB 
[  454.002171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.004210] (UM) 
[  454.008355]  ? refcount_sub_and_test_checked+0x203/0x310
[  454.010570] 34*16kB 
[  454.016099]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  454.018142] (UMH) 
[  454.023591]  ? addrconf_rs_timer+0x690/0x690
[  454.025890] 36*32kB 
[  454.031345]  ndisc_alloc_skb+0x144/0x340
[  454.033462] (UMH) 
[  454.037866]  ndisc_send_rs+0x331/0x6e0
[  454.040158] 19*64kB (MH) 
[  454.044222]  addrconf_rs_timer+0x314/0x690
[  454.046343] 11*128kB (UMH) 
[  454.050238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.052978] 5*256kB 
[  454.057218]  call_timer_fn+0x272/0x920
[  454.060121] (UM) 
[  454.064351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.066654] 4*512kB 
[  454.070533]  ? process_timeout+0x40/0x40
[  454.072577] (UH) 
[  454.076819]  ? find_held_lock+0x36/0x1c0
[  454.079121] 2*1024kB 
[  454.083179]  ? __run_timers+0x7da/0xc70
[  454.085212] (H) 
[  454.089267]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.091672] 2*2048kB (MH) 
[  454.095647]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.097599] 0*4096kB = 14124kB
[  454.102096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.104925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  454.109407]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  454.112580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  454.116804]  ? trace_hardirqs_on+0xbd/0x310
[  454.125615] 146 total pagecache pages
[  454.130189]  ? kasan_check_read+0x11/0x20
[  454.138761] 0 pages in swap cache
[  454.143088]  ? __run_timers+0x7da/0xc70
[  454.146861] Swap cache stats: add 0, delete 0, find 0/0
[  454.146869] Free swap  = 0kB
[  454.151040]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.154462] Total swap = 0kB
[  454.158429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.163765] 1965979 pages RAM
[  454.166776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.172197] 0 pages HighMem/MovableOnly
[  454.172206] 342307 pages reserved
[  454.175224]  __run_timers+0x7e5/0xc70
[  454.179443] 0 pages cma reserved
[  454.179538] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  454.182557]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  454.186819] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  454.190728]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  454.194160] syz-fuzzer cpuset=
[  454.197964]  ? graph_lock+0x170/0x170
[  454.201303] /
[  454.207787]  ? enqueue_hrtimer+0x1a5/0x560
[  454.213127]  mems_allowed=0
[  454.223342]  ? lock_release+0x970/0x970
[  454.223358]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  454.253329]  ? find_held_lock+0x36/0x1c0
[  454.257400]  ? graph_lock+0x170/0x170
[  454.261205]  ? pvclock_read_flags+0x160/0x160
[  454.265714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.271253]  ? check_preemption_disabled+0x48/0x200
[  454.276284]  ? __lock_is_held+0xb5/0x140
[  454.280345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.285883]  ? check_preemption_disabled+0x48/0x200
[  454.290911]  run_timer_softirq+0x52/0xb0
[  454.294981]  ? rcu_read_lock_sched_held+0x108/0x120
[  454.300005]  __do_softirq+0x30b/0xad8
[  454.303821]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  454.308935]  ? pvclock_read_flags+0x160/0x160
[  454.313480]  ? lapic_next_event+0x5a/0x90
[  454.317629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.323171]  ? check_preemption_disabled+0x48/0x200
[  454.328187]  ? check_preemption_disabled+0x48/0x200
[  454.333210]  ? kvm_clock_read+0x18/0x30
[  454.337187]  ? kvm_sched_clock_read+0x9/0x20
[  454.341598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.347138]  ? check_preemption_disabled+0x48/0x200
[  454.352168]  irq_exit+0x17f/0x1c0
[  454.355623]  smp_apic_timer_interrupt+0x1cb/0x760
[  454.360466]  ? smp_reschedule_interrupt+0x109/0x650
[  454.365484]  ? smp_call_function_single_interrupt+0x650/0x650
[  454.371370]  ? interrupt_entry+0xb5/0xf0
[  454.375433]  ? trace_hardirqs_off_caller+0xbb/0x310
[  454.380452]  ? trace_hardirqs_off_caller+0xbb/0x310
[  454.385473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.390317]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.395335]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.400352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.405910]  ? check_preemption_disabled+0x48/0x200
[  454.410926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.416509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.421360]  apic_timer_interrupt+0xf/0x20
[  454.425593]  </IRQ>
[  454.427848] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  454.433733] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  454.452634] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  454.460370] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  454.467662] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  454.474926] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  454.482201] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  454.489469] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  454.496773]  ? save_stack+0xa9/0xd0
[  454.500410]  __kmalloc_node_track_caller+0x33/0x70
[  454.505343]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  454.510107]  pskb_expand_head+0x230/0x10f0
[  454.514346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.519884]  ? memcpy+0x45/0x50
[  454.523173]  ? __copy_skb_header+0x350/0x6b0
[  454.527586]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  454.532097]  ? skb_checksum+0x140/0x140
[  454.536085]  ? __lock_is_held+0xb5/0x140
[  454.540152]  ? kasan_check_write+0x14/0x20
[  454.544388]  ? __skb_clone+0x6c7/0xa00
[  454.548282]  ? __copy_skb_header+0x6b0/0x6b0
[  454.552691]  ? kmem_cache_alloc+0x33a/0x730
[  454.557017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.562570]  skb_ensure_writable+0x3dd/0x640
[  454.566989]  ? skb_cow_data+0xf10/0xf10
[  454.570978]  ? preempt_notifier_register+0x200/0x200
[  454.576083]  ? __switch_to_asm+0x34/0x70
[  454.580144]  ? __switch_to_asm+0x34/0x70
[  454.584203]  ? __switch_to_asm+0x40/0x70
[  454.588267]  ? __switch_to_asm+0x34/0x70
[  454.592328]  ? __switch_to_asm+0x40/0x70
[  454.596388]  ? __switch_to_asm+0x40/0x70
[  454.600448]  ? __switch_to_asm+0x34/0x70
[  454.604509]  ? __switch_to_asm+0x34/0x70
[  454.608573]  ? __switch_to_asm+0x40/0x70
[  454.612633]  ? __switch_to_asm+0x34/0x70
[  454.616702]  bpf_clone_redirect+0x14a/0x490
[  454.621039]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  454.626069]  ? __sched_text_start+0x8/0x8
[  454.630234]  ? find_held_lock+0x36/0x1c0
[  454.634307]  ? lock_acquire+0x1ed/0x520
[  454.638284]  ? bpf_test_run+0x32e/0x5a0
[  454.642263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.647806]  ? check_preemption_disabled+0x48/0x200
[  454.652829]  ? kasan_check_read+0x11/0x20
[  454.656986]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  454.662269]  ? rcu_bh_qs+0xc0/0xc0
[  454.665812]  ? preempt_schedule+0x4d/0x60
[  454.669970]  ? ___preempt_schedule+0x16/0x18
[  454.674392]  ? bpf_test_run+0x1c0/0x5a0
[  454.678377]  ? netlink_diag_dump+0x2a0/0x2a0
[  454.682789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.688325]  ? bpf_test_init.isra.9+0x70/0x100
[  454.692919]  ? bpf_prog_test_run_skb+0x634/0xb40
[  454.697684]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  454.702527]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  454.708064]  ? fput+0x130/0x1a0
[  454.711347]  ? __bpf_prog_get+0x9b/0x290
[  454.715410]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  454.720256]  ? bpf_prog_test_run+0x130/0x1a0
[  454.724671]  ? __x64_sys_bpf+0x3d8/0x510
[  454.728733]  ? bpf_prog_get+0x20/0x20
[  454.732557]  ? do_syscall_64+0x1b9/0x820
[  454.736633]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  454.742004]  ? syscall_return_slowpath+0x5e0/0x5e0
[  454.746937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.751790]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.756807]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  454.761827]  ? prepare_exit_to_usermode+0x291/0x3b0
[  454.766850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.771703]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  454.777086] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  454.777167] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  454.784017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  454.784023] Call Trace:
[  454.784030]  <IRQ>
[  454.784050]  dump_stack+0x1c4/0x2b4
[  454.784072]  ? dump_stack_print_info.cold.2+0x52/0x52
[  454.790641] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  454.799909]  warn_alloc.cold.119+0xb7/0x1bd
[  454.802463] syz-executor0 cpuset=
[  454.804611]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  454.808216] syz0
[  454.813401]  ? lock_downgrade+0x900/0x900
[  454.823860]  mems_allowed=0
[  454.828176]  ? trace_hardirqs_off+0xb8/0x310
[  454.849932]  ? trace_hardirqs_off+0xb8/0x310
[  454.854362]  __alloc_pages_slowpath+0x2667/0x2d80
[  454.859237]  ? warn_alloc+0x120/0x120
[  454.863041]  ? graph_lock+0x170/0x170
[  454.866846]  ? warn_alloc+0x120/0x120
[  454.870653]  ? print_usage_bug+0xc0/0xc0
[  454.874728]  ? warn_alloc+0x120/0x120
[  454.878538]  ? print_usage_bug+0xc0/0xc0
[  454.882619]  ? __lock_acquire+0x7ec/0x4ec0
[  454.886853]  ? __lock_acquire+0x7ec/0x4ec0
[  454.891090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.896629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.902165]  ? should_fail+0x22d/0xd01
[  454.906057]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.911162]  ? __lock_acquire+0x7ec/0x4ec0
[  454.915403]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.920504]  ? __lock_acquire+0x7ec/0x4ec0
[  454.924746]  ? should_fail+0x22d/0xd01
[  454.928661]  ? mark_held_locks+0x130/0x130
[  454.932900]  ? mark_held_locks+0x130/0x130
[  454.937141]  ? graph_lock+0x170/0x170
[  454.940944]  ? print_usage_bug+0xc0/0xc0
[  454.945028]  ? graph_lock+0x170/0x170
[  454.948830]  ? print_usage_bug+0xc0/0xc0
[  454.952892]  ? wq_watchdog_touch+0x9c/0xfe
[  454.957145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.962700]  ? check_preemption_disabled+0x48/0x200
[  454.967717]  ? check_preemption_disabled+0x48/0x200
[  454.972743]  ? __lock_is_held+0xb5/0x140
[  454.976828]  __alloc_pages_nodemask+0xa80/0xde0
[  454.981509]  ? graph_lock+0x170/0x170
[  454.985333]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  454.990357]  ? graph_lock+0x170/0x170
[  454.994170]  ? find_held_lock+0x36/0x1c0
[  454.998244]  ? ____cache_alloc_node+0x1c7/0x1e0
[  455.002914]  ? lock_downgrade+0x900/0x900
[  455.007090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.012720]  cache_grow_begin+0x91/0x8c0
[  455.016808]  ? do_raw_spin_unlock+0xa7/0x2f0
[  455.021227]  fallback_alloc+0x203/0x2e0
[  455.025208]  ____cache_alloc_node+0x1c7/0x1e0
[  455.029716]  kmem_cache_alloc_node+0xe3/0x730
[  455.034218]  ? ipv6_get_ifaddr+0x42e/0x620
[  455.038478]  __alloc_skb+0x119/0x770
[  455.042210]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.047494]  ? skb_scrub_packet+0x490/0x490
[  455.051819]  ? lock_downgrade+0x900/0x900
[  455.055983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.061529]  ? refcount_sub_and_test_checked+0x203/0x310
[  455.066991]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  455.072446]  ? addrconf_rs_timer+0x690/0x690
[  455.076868]  ndisc_alloc_skb+0x144/0x340
[  455.080990]  ndisc_send_rs+0x331/0x6e0
[  455.084925]  addrconf_rs_timer+0x314/0x690
[  455.089187]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.093438]  call_timer_fn+0x272/0x920
[  455.097330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.101569]  ? process_timeout+0x40/0x40
[  455.105627]  ? find_held_lock+0x36/0x1c0
[  455.109709]  ? mark_held_locks+0xc7/0x130
[  455.113862]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.118355]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.122850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.127085]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  455.131670]  ? trace_hardirqs_on+0xbd/0x310
[  455.135989]  ? kasan_check_read+0x11/0x20
[  455.140140]  ? __run_timers+0x7da/0xc70
[  455.144116]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  455.149589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.153829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.158065]  __run_timers+0x7e5/0xc70
[  455.161894]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  455.167260]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.172539]  ? rcu_bh_qs+0xc0/0xc0
[  455.176101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.181645]  ? mark_held_locks+0xc7/0x130
[  455.185801]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  455.190567]  ? retint_kernel+0x2d/0x2d
[  455.194453]  ? trace_hardirqs_on_caller+0xc0/0x310
[  455.199382]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  455.204139]  ? trace_hardirqs_off+0x310/0x310
[  455.208637]  ? check_preemption_disabled+0x48/0x200
[  455.213654]  ? graph_lock+0x170/0x170
[  455.217464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.223003]  ? check_preemption_disabled+0x48/0x200
[  455.228034]  ? __lock_is_held+0xb5/0x140
[  455.232098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.237642]  ? check_preemption_disabled+0x48/0x200
[  455.242668]  run_timer_softirq+0x52/0xb0
[  455.246781]  ? rcu_read_lock_sched_held+0x108/0x120
[  455.251816]  __do_softirq+0x30b/0xad8
[  455.255655]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  455.260768]  ? pvclock_read_flags+0x160/0x160
[  455.265262]  ? lapic_next_event+0x5a/0x90
[  455.269411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.274951]  ? check_preemption_disabled+0x48/0x200
[  455.279996]  ? check_preemption_disabled+0x48/0x200
[  455.285020]  ? kvm_clock_read+0x18/0x30
[  455.288998]  ? kvm_sched_clock_read+0x9/0x20
[  455.293409]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.298948]  ? check_preemption_disabled+0x48/0x200
[  455.303994]  irq_exit+0x17f/0x1c0
[  455.307453]  smp_apic_timer_interrupt+0x1cb/0x760
[  455.312296]  ? smp_reschedule_interrupt+0x109/0x650
[  455.317314]  ? smp_call_function_single_interrupt+0x650/0x650
[  455.323211]  ? interrupt_entry+0xb5/0xf0
[  455.327275]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.332290]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.337309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.342154]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.347173]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.352191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.357730]  ? check_preemption_disabled+0x48/0x200
[  455.362746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.368307]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.373158]  apic_timer_interrupt+0xf/0x20
[  455.377387]  </IRQ>
[  455.379633] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  455.384911] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  455.403811] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  455.411519] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  455.418794] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  455.426063] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  455.433329] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  455.440595] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  455.447895]  ? arch_local_irq_restore+0x45/0x52
[  455.452584]  dump_stack+0x26a/0x2b4
[  455.456236]  ? dump_stack_print_info.cold.2+0x52/0x52
[  455.461433]  ? mark_held_locks+0x130/0x130
[  455.465667]  ? mark_held_locks+0x130/0x130
[  455.469907]  dump_header+0x27b/0xf72
[  455.473638]  ? pagefault_out_of_memory+0x197/0x197
[  455.478577]  ? __lock_acquire+0x7ec/0x4ec0
[  455.482818]  ? mem_cgroup_charge_statistics+0x780/0x780
[  455.488182]  ? print_usage_bug+0xc0/0xc0
[  455.492248]  ? print_usage_bug+0xc0/0xc0
[  455.496319]  ? graph_lock+0x170/0x170
[  455.500136]  ? print_usage_bug+0xc0/0xc0
[  455.504199]  ? print_usage_bug+0xc0/0xc0
[  455.508286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.513828]  ? find_held_lock+0x36/0x1c0
[  455.517917]  ? mark_held_locks+0xc7/0x130
[  455.522089]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  455.527195]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  455.532301]  ? lockdep_hardirqs_on+0x421/0x5c0
[  455.536932]  ? trace_hardirqs_on+0xbd/0x310
[  455.541289]  ? kasan_check_read+0x11/0x20
[  455.545451]  ? ___ratelimit+0x36f/0x655
[  455.549439]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  455.554888]  ? trace_hardirqs_on+0x310/0x310
[  455.559311]  ? lock_downgrade+0x900/0x900
[  455.563468]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  455.568576]  ? ___ratelimit+0xaa/0x655
[  455.572469]  ? idr_get_free+0xec0/0xec0
[  455.576446]  ? kasan_check_write+0x14/0x20
[  455.580683]  ? do_raw_spin_lock+0xc1/0x200
[  455.584930]  oom_kill_process.cold.27+0x10/0x903
[  455.589700]  ? graph_lock+0x170/0x170
[  455.593511]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.599312]  ? kasan_check_read+0x11/0x20
[  455.603462]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.608744]  ? oom_evaluate_task+0x540/0x540
[  455.613160]  ? find_held_lock+0x36/0x1c0
[  455.617229]  ? out_of_memory+0x974/0x1430
[  455.621379]  ? lock_downgrade+0x900/0x900
[  455.625537]  ? check_preemption_disabled+0x48/0x200
[  455.630566]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.636360]  ? kasan_check_read+0x11/0x20
[  455.640512]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.645796]  ? rcu_bh_qs+0xc0/0xc0
[  455.649341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.655058]  ? oom_evaluate_task+0x302/0x540
[  455.659481]  out_of_memory+0xa84/0x1430
[  455.663466]  ? oom_killer_disable+0x3a0/0x3a0
[  455.667971]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  455.672911]  ? __mutex_add_waiter+0x2a0/0x2a0
[  455.677419]  __alloc_pages_slowpath+0x2318/0x2d80
[  455.682292]  ? warn_alloc+0x120/0x120
[  455.686109]  ? find_get_entry+0x2f2/0xc40
[  455.690270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.695813]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  455.700742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.706283]  ? should_fail+0x22d/0xd01
[  455.710177]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.715282]  ? __lock_is_held+0xb5/0x140
[  455.719371]  ? __lock_is_held+0xb5/0x140
[  455.723441]  ? find_held_lock+0x36/0x1c0
[  455.727506]  ? ___might_sleep+0x1ed/0x300
[  455.731655]  ? lock_release+0x970/0x970
[  455.735636]  ? arch_local_save_flags+0x40/0x40
[  455.740233]  ? __might_sleep+0x95/0x190
[  455.744216]  __alloc_pages_nodemask+0xa80/0xde0
[  455.748894]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  455.753916]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.759710]  ? kasan_check_read+0x11/0x20
[  455.763862]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.769143]  ? graph_lock+0x170/0x170
[  455.772947]  ? print_usage_bug+0xc0/0xc0
[  455.777026]  ? graph_lock+0x170/0x170
[  455.780829]  ? graph_lock+0x170/0x170
[  455.785126]  ? __do_page_cache_readahead+0x7ce/0x980
[  455.790242]  ? find_held_lock+0x36/0x1c0
[  455.794310]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  455.799857]  alloc_pages_current+0x10c/0x210
[  455.804268]  ? lock_downgrade+0x900/0x900
[  455.808427]  __page_cache_alloc+0x38f/0x5b0
[  455.812753]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.818552]  ? kasan_check_read+0x11/0x20
[  455.822706]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.827999]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  455.832689]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.838233]  ? check_preemption_disabled+0x48/0x200
[  455.843261]  filemap_fault+0x1594/0x25f0
[  455.847428]  ? __lock_page_or_retry+0xa00/0xa00
[  455.852103]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.857913]  ? kasan_check_read+0x11/0x20
[  455.862062]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.867345]  ? rcu_bh_qs+0xc0/0xc0
[  455.870900]  ? filemap_map_pages+0xdea/0x1980
[  455.875402]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  455.880513]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  455.885790]  ? debug_object_free+0x325/0x690
[  455.890201]  ? find_get_pages_range_tag+0x1320/0x1320
[  455.895402]  ? graph_lock+0x170/0x170
[  455.899212]  ? kasan_check_read+0x11/0x20
[  455.903361]  ? debug_object_destroy+0x2b0/0x2b0
[  455.908047]  ? lock_acquire+0x1ed/0x520
[  455.912024]  ? ext4_filemap_fault+0x7a/0xad
[  455.916355]  ? lock_release+0x970/0x970
[  455.920330]  ? arch_local_save_flags+0x40/0x40
[  455.924916]  ? futex_wait_setup+0x3e0/0x3e0
[  455.929252]  ? down_read+0xb0/0x1d0
[  455.932879]  ? ext4_filemap_fault+0x7a/0xad
[  455.937202]  ? __down_interruptible+0x700/0x700
[  455.941902]  ext4_filemap_fault+0x82/0xad
[  455.946058]  __do_fault+0x100/0x6b0
[  455.949693]  ? print_bad_pte+0x6c0/0x6c0
[  455.953759]  ? do_futex+0x249/0x26d0
[  455.957477]  ? do_raw_spin_unlock+0xa7/0x2f0
[  455.961888]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  455.966468]  ? kasan_check_read+0x11/0x20
[  455.970615]  ? pmd_val+0x88/0x100
[  455.974078]  ? add_mm_counter_fast+0xd0/0xd0
[  455.978484]  ? pmd_val+0x88/0x100
[  455.981949]  ? add_mm_counter_fast+0xd0/0xd0
[  455.986375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.991920]  __handle_mm_fault+0x3709/0x53e0
[  455.996692]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  456.001555]  ? graph_lock+0x170/0x170
[  456.005362]  ? print_usage_bug+0xc0/0xc0
[  456.009426]  ? graph_lock+0x170/0x170
[  456.013225]  ? graph_lock+0x170/0x170
[  456.017050]  ? handle_mm_fault+0x42a/0xc70
[  456.021290]  ? lock_downgrade+0x900/0x900
[  456.025441]  ? check_preemption_disabled+0x48/0x200
[  456.030468]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  456.036266]  ? kasan_check_read+0x11/0x20
[  456.040418]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  456.045696]  ? rcu_bh_qs+0xc0/0xc0
[  456.049237]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  456.054692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.060233]  ? check_preemption_disabled+0x48/0x200
[  456.065263]  handle_mm_fault+0x54f/0xc70
[  456.069335]  ? __handle_mm_fault+0x53e0/0x53e0
[  456.073919]  ? find_vma+0x34/0x190
[  456.077468]  __do_page_fault+0x67d/0xed0
[  456.081546]  ? mm_fault_error+0x380/0x380
[  456.085695]  ? trace_hardirqs_off+0xb8/0x310
[  456.090112]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  456.095479]  ? trace_hardirqs_on+0x310/0x310
[  456.099894]  do_page_fault+0xf2/0x7e0
[  456.103700]  ? vmalloc_sync_all+0x30/0x30
[  456.107848]  ? error_entry+0x70/0xd0
[  456.111563]  ? trace_hardirqs_off_caller+0xbb/0x310
[  456.116580]  ? trace_hardirqs_on_caller+0xc0/0x310
[  456.121510]  ? syscall_return_slowpath+0x5e0/0x5e0
[  456.126443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.131288]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.136301]  ? trace_hardirqs_off+0x310/0x310
[  456.140805]  ? prepare_exit_to_usermode+0x291/0x3b0
[  456.145822]  ? page_fault+0x8/0x30
[  456.149371]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.154220]  ? page_fault+0x8/0x30
[  456.157766]  page_fault+0x1e/0x30
[  456.161218] RIP: 0033:0x45ddf3
[  456.164413] Code: Bad RIP value.
[  456.167775] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  456.173140] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  456.180406] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  456.187672] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  456.194940] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  456.202216] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  456.209504] warn_alloc_show_mem: 1 callbacks suppressed
[  456.209516] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  456.209518] Mem-Info:
[  456.209553] active_anon:29560 inactive_anon:112 isolated_anon:0
[  456.209553]  active_file:13 inactive_file:14 isolated_file:0
[  456.209553]  unevictable:0 dirty:0 writeback:0 unstable:0
[  456.209553]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  456.209553]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  456.209553]  free:13798 free_pcp:488 free_cma:0
[  456.214905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  456.214913] Call Trace:
[  456.222193] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  456.224598]  <IRQ>
[  456.257471] Node 0 
[  456.266831]  dump_stack+0x1c4/0x2b4
[  456.269408] 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
[  456.296722]  ? dump_stack_print_info.cold.2+0x52/0x52
[  456.298843] lowmem_reserve[]: 0
[  456.301093]  warn_alloc.cold.119+0xb7/0x1bd
[  456.304688]  2819
[  456.330194]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  456.335360]  6323
[  456.338638]  ? lock_downgrade+0x900/0x900
[  456.342932]  6323
[  456.344999]  ? trace_hardirqs_off+0xb8/0x310
[  456.351870]  ? trace_hardirqs_off+0xb8/0x310
[  456.355992] Node 0 
[  456.358059]  __alloc_pages_slowpath+0x2667/0x2d80
[  456.362462] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  456.366867]  ? warn_alloc+0x120/0x120
[  456.369048] lowmem_reserve[]: 0
[  456.373893]  ? trace_hardirqs_on+0x310/0x310
[  456.400411]  0
[  456.404211]  ? warn_alloc+0x120/0x120
[  456.407457]  3503 3503
[  456.411869]  ? print_usage_bug+0xc0/0xc0
[  456.413650] Node 0 
[  456.417442]  ? warn_alloc+0x120/0x120
[  456.419941] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  456.424005]  ? ktime_get+0x2e1/0x440
[  456.426215] lowmem_reserve[]: 0
[  456.430019]  ? print_usage_bug+0xc0/0xc0
[  456.458456]  0
[  456.462179]  ? __lock_acquire+0x7ec/0x4ec0
[  456.465426]  0
[  456.469479]  ? __lock_acquire+0x7ec/0x4ec0
[  456.471251]  0
[  456.475501]  ? kasan_check_read+0x11/0x20
[  456.477278] Node 0 
[  456.481506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.483281] DMA: 
[  456.487422]  ? should_fail+0x22d/0xd01
[  456.489635] 1*4kB 
[  456.495167]  ? rcu_bh_qs+0xc0/0xc0
[  456.497209] (U) 
[  456.501090]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.503217] 0*8kB 
[  456.506755]  ? __lock_acquire+0x7ec/0x4ec0
[  456.508711] 0*16kB 
[  456.513813]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.515931] 1*32kB (U) 
[  456.520174]  ? __lock_acquire+0x7ec/0x4ec0
[  456.522386] 2*64kB 
[  456.527481]  ? should_fail+0x22d/0xd01
[  456.530043] (U) 
[  456.534277]  ? rcu_idle_enter+0x4b0/0x4b0
[  456.536489] 1*128kB 
[  456.540376]  ? mark_held_locks+0x130/0x130
[  456.542318] (U) 1*256kB 
[  456.546467]  ? mark_held_locks+0x130/0x130
[  456.548765] (U) 
[  456.552996]  ? mark_held_locks+0xc7/0x130
[  456.555645] 0*512kB 
[  456.559873]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  456.559888]  ? graph_lock+0x170/0x170
[  456.561843] 1*1024kB (U) 
[  456.565996]  ? print_usage_bug+0xc0/0xc0
[  456.568296] 1*2048kB (M) 
[  456.573322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.577096] 3*4096kB (M) 
[  456.579864]  ? check_preemption_disabled+0x48/0x200
[  456.583900] = 15908kB
[  456.586651]  ? check_preemption_disabled+0x48/0x200
[  456.592160] Node 0 
[  456.594918]  ? __lock_is_held+0xb5/0x140
[  456.599897] DMA32: 6*4kB 
[  456.602317]  __alloc_pages_nodemask+0xa80/0xde0
[  456.607304] (MH) 
[  456.609543]  ? graph_lock+0x170/0x170
[  456.613577] 0*8kB 3*16kB 
[  456.616343]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  456.620986] (MH) 
[  456.623043]  ? graph_lock+0x170/0x170
[  456.626816] 2*32kB (M) 
[  456.629587]  ? find_held_lock+0x36/0x1c0
[  456.634576] 5*64kB 
[  456.636641]  ? ____cache_alloc_node+0x1c7/0x1e0
[  456.640414] (MH) 
[  456.642999]  ? lock_downgrade+0x900/0x900
[  456.647030] 4*128kB (MH) 
[  456.649277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.653915] 3*256kB (M) 
[  456.655991]  cache_grow_begin+0x91/0x8c0
[  456.660117] 4*512kB 
[  456.662868]  ? do_raw_spin_unlock+0xa7/0x2f0
[  456.668380] (MH) 
[  456.671056]  fallback_alloc+0x203/0x2e0
[  456.675096] 3*1024kB 
[  456.677415]  ____cache_alloc_node+0x1c7/0x1e0
[  456.681787] (MH) 3*2048kB 
[  456.683856]  kmem_cache_alloc_node+0xe3/0x730
[  456.687813] (M) 3*4096kB 
[  456.690226]  ? ipv6_get_ifaddr+0x42e/0x620
[  456.694694] (M) 
[  456.697573]  __alloc_skb+0x119/0x770
[  456.702032] = 25288kB
[  456.702040] Node 0 
[  456.704798]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  456.708998] Normal: 9*4kB 
[  456.710986]  ? skb_scrub_packet+0x490/0x490
[  456.714674] (ME) 
[  456.717079]  ? lock_downgrade+0x900/0x900
[  456.719294] 37*8kB 
[  456.724566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.727380] (UM) 
[  456.731696]  ? refcount_sub_and_test_checked+0x203/0x310
[  456.733736] 34*16kB 
[  456.737877]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  456.740092] (UMH) 
[  456.745627]  ? addrconf_rs_timer+0x690/0x690
[  456.747681] 36*32kB 
[  456.753135]  ndisc_alloc_skb+0x144/0x340
[  456.755423] (UMH) 
[  456.760867]  ndisc_send_rs+0x331/0x6e0
[  456.762996] 19*64kB 
[  456.767398]  addrconf_rs_timer+0x314/0x690
[  456.769713] (MH) 
[  456.773767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.775897] 11*128kB (UMH) 
[  456.779794]  call_timer_fn+0x272/0x920
[  456.782098] 5*256kB 
[  456.786329]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.788367] (UM) 
[  456.792613]  ? process_timeout+0x40/0x40
[  456.795517] 4*512kB 
[  456.799396]  ? find_held_lock+0x36/0x1c0
[  456.801696] (UH) 
[  456.805926]  ? __run_timers+0x7da/0xc70
[  456.807969] 2*1024kB (H) 
[  456.812053]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.814348] 2*2048kB (MH) 
[  456.818408]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.820443] 0*4096kB = 14124kB
[  456.824426]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.827165] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  456.831647]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  456.834471] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  456.838966]  ? trace_hardirqs_on+0xbd/0x310
[  456.842136] 146 total pagecache pages
[  456.846373]  ? kasan_check_read+0x11/0x20
[  456.855193] 0 pages in swap cache
[  456.859780]  ? __run_timers+0x7da/0xc70
[  456.868331] Swap cache stats: add 0, delete 0, find 0/0
[  456.868339] Free swap  = 0kB
[  456.872672]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  456.876445] Total swap = 0kB
[  456.880589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.884018] 1965979 pages RAM
[  456.887996]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.893326] 0 pages HighMem/MovableOnly
[  456.893335] 342307 pages reserved
[  456.896377]  __run_timers+0x7e5/0xc70
[  456.901794] 0 pages cma reserved
[  456.901867] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  456.904825]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  456.909120] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  456.912144]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  456.916352] syz-fuzzer cpuset=
[  456.920321]  ? graph_lock+0x170/0x170
[  456.923776] /
[  456.927571]  ? enqueue_hrtimer+0x1a5/0x560
[  456.930915]  mems_allowed=0
[  456.937401]  ? lock_release+0x970/0x970
[  456.977773]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  456.982979]  ? find_held_lock+0x36/0x1c0
[  456.987054]  ? graph_lock+0x170/0x170
[  456.990861]  ? pvclock_read_flags+0x160/0x160
[  456.995359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.000903]  ? check_preemption_disabled+0x48/0x200
[  457.005935]  ? __lock_is_held+0xb5/0x140
[  457.010005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.015551]  ? check_preemption_disabled+0x48/0x200
[  457.020577]  run_timer_softirq+0x52/0xb0
[  457.024639]  ? rcu_read_lock_sched_held+0x108/0x120
[  457.029659]  __do_softirq+0x30b/0xad8
[  457.033474]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  457.038584]  ? pvclock_read_flags+0x160/0x160
[  457.043080]  ? lapic_next_event+0x5a/0x90
[  457.047235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.052776]  ? check_preemption_disabled+0x48/0x200
[  457.057792]  ? check_preemption_disabled+0x48/0x200
[  457.062815]  ? kvm_clock_read+0x18/0x30
[  457.066792]  ? kvm_sched_clock_read+0x9/0x20
[  457.071206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.076749]  ? check_preemption_disabled+0x48/0x200
[  457.081787]  irq_exit+0x17f/0x1c0
[  457.085246]  smp_apic_timer_interrupt+0x1cb/0x760
[  457.090089]  ? smp_reschedule_interrupt+0x109/0x650
[  457.095109]  ? smp_call_function_single_interrupt+0x650/0x650
[  457.101001]  ? interrupt_entry+0xb5/0xf0
[  457.105074]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.110092]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.115116]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.119966]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.124989]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.130047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.135592]  ? check_preemption_disabled+0x48/0x200
[  457.140611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.146159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.151018]  apic_timer_interrupt+0xf/0x20
[  457.155252]  </IRQ>
[  457.157494] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  457.163381] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  457.182288] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  457.190001] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  457.197272] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  457.204543] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  457.211810] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  457.219096] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  457.226397]  ? save_stack+0xa9/0xd0
[  457.230073]  __kmalloc_node_track_caller+0x33/0x70
[  457.235011]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  457.239779]  pskb_expand_head+0x230/0x10f0
[  457.244019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.249561]  ? memcpy+0x45/0x50
[  457.252843]  ? __copy_skb_header+0x350/0x6b0
[  457.257253]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  457.261753]  ? skb_checksum+0x140/0x140
[  457.265740]  ? __lock_is_held+0xb5/0x140
[  457.269839]  ? kasan_check_write+0x14/0x20
[  457.274073]  ? __skb_clone+0x6c7/0xa00
[  457.277975]  ? __copy_skb_header+0x6b0/0x6b0
[  457.282391]  ? kmem_cache_alloc+0x33a/0x730
[  457.286717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.292261]  skb_ensure_writable+0x3dd/0x640
[  457.296674]  ? skb_cow_data+0xf10/0xf10
[  457.300654]  ? preempt_notifier_register+0x200/0x200
[  457.305756]  ? __switch_to_asm+0x34/0x70
[  457.309819]  ? __switch_to_asm+0x34/0x70
[  457.313882]  ? __switch_to_asm+0x40/0x70
[  457.317944]  ? __switch_to_asm+0x34/0x70
[  457.322021]  ? __switch_to_asm+0x40/0x70
[  457.326101]  ? __switch_to_asm+0x40/0x70
[  457.330160]  ? __switch_to_asm+0x34/0x70
[  457.334224]  ? __switch_to_asm+0x34/0x70
[  457.338284]  ? __switch_to_asm+0x40/0x70
[  457.342344]  ? __switch_to_asm+0x34/0x70
[  457.346417]  bpf_clone_redirect+0x14a/0x490
[  457.350753]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  457.355818]  ? __sched_text_start+0x8/0x8
[  457.359987]  ? find_held_lock+0x36/0x1c0
[  457.364067]  ? lock_acquire+0x1ed/0x520
[  457.368045]  ? bpf_test_run+0x32e/0x5a0
[  457.372022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.377572]  ? check_preemption_disabled+0x48/0x200
[  457.382597]  ? kasan_check_read+0x11/0x20
[  457.386749]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.392033]  ? rcu_bh_qs+0xc0/0xc0
[  457.395751]  ? preempt_schedule+0x4d/0x60
[  457.399904]  ? ___preempt_schedule+0x16/0x18
[  457.404324]  ? bpf_test_run+0x1c0/0x5a0
[  457.408320]  ? netlink_diag_dump+0x2a0/0x2a0
[  457.412741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.418277]  ? bpf_test_init.isra.9+0x70/0x100
[  457.422865]  ? bpf_prog_test_run_skb+0x634/0xb40
[  457.428409]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  457.433253]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  457.438812]  ? fput+0x130/0x1a0
[  457.442097]  ? __bpf_prog_get+0x9b/0x290
[  457.446166]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  457.451008]  ? bpf_prog_test_run+0x130/0x1a0
[  457.455440]  ? __x64_sys_bpf+0x3d8/0x510
[  457.459501]  ? bpf_prog_get+0x20/0x20
[  457.463323]  ? do_syscall_64+0x1b9/0x820
[  457.467383]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  457.472748]  ? syscall_return_slowpath+0x5e0/0x5e0
[  457.477675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.482524]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.487547]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  457.492566]  ? prepare_exit_to_usermode+0x291/0x3b0
[  457.497594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.502445]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  457.507832] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  457.507902] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  457.514767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  457.514773] Call Trace:
[  457.514779]  <IRQ>
[  457.514800]  dump_stack+0x1c4/0x2b4
[  457.514821]  ? dump_stack_print_info.cold.2+0x52/0x52
[  457.521409] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  457.530670]  warn_alloc.cold.119+0xb7/0x1bd
[  457.533227] syz-executor0 cpuset=
[  457.535373]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  457.538984] syz0
[  457.544169]  ? lock_downgrade+0x900/0x900
[  457.554651]  mems_allowed=0
[  457.558977]  ? trace_hardirqs_off+0xb8/0x310
[  457.580645]  ? trace_hardirqs_off+0xb8/0x310
[  457.585067]  __alloc_pages_slowpath+0x2667/0x2d80
[  457.589941]  ? warn_alloc+0x120/0x120
[  457.593754]  ? trace_hardirqs_on+0x310/0x310
[  457.598165]  ? warn_alloc+0x120/0x120
[  457.601983]  ? print_usage_bug+0xc0/0xc0
[  457.606049]  ? warn_alloc+0x120/0x120
[  457.609854]  ? ktime_get+0x2e1/0x440
[  457.613571]  ? print_usage_bug+0xc0/0xc0
[  457.617636]  ? __lock_acquire+0x7ec/0x4ec0
[  457.621871]  ? __lock_acquire+0x7ec/0x4ec0
[  457.626107]  ? kasan_check_read+0x11/0x20
[  457.630258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.635800]  ? should_fail+0x22d/0xd01
[  457.639689]  ? rcu_bh_qs+0xc0/0xc0
[  457.643237]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.648342]  ? __lock_acquire+0x7ec/0x4ec0
[  457.652767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.657860]  ? __lock_acquire+0x7ec/0x4ec0
[  457.662093]  ? should_fail+0x22d/0xd01
[  457.665988]  ? rcu_idle_enter+0x4b0/0x4b0
[  457.670150]  ? mark_held_locks+0x130/0x130
[  457.674393]  ? mark_held_locks+0x130/0x130
[  457.678633]  ? mark_held_locks+0xc7/0x130
[  457.682787]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  457.687803]  ? graph_lock+0x170/0x170
[  457.691604]  ? print_usage_bug+0xc0/0xc0
[  457.695687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.701225]  ? check_preemption_disabled+0x48/0x200
[  457.706244]  ? check_preemption_disabled+0x48/0x200
[  457.711273]  ? __lock_is_held+0xb5/0x140
[  457.715343]  __alloc_pages_nodemask+0xa80/0xde0
[  457.720015]  ? graph_lock+0x170/0x170
[  457.723820]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  457.728854]  ? graph_lock+0x170/0x170
[  457.732665]  ? find_held_lock+0x36/0x1c0
[  457.736741]  ? ____cache_alloc_node+0x1c7/0x1e0
[  457.741414]  ? lock_downgrade+0x900/0x900
[  457.745574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.751119]  cache_grow_begin+0x91/0x8c0
[  457.755182]  ? do_raw_spin_unlock+0xa7/0x2f0
[  457.759601]  fallback_alloc+0x203/0x2e0
[  457.763583]  ____cache_alloc_node+0x1c7/0x1e0
[  457.768090]  kmem_cache_alloc_node+0xe3/0x730
[  457.772592]  ? ipv6_get_ifaddr+0x42e/0x620
[  457.776839]  __alloc_skb+0x119/0x770
[  457.780563]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.786345]  ? skb_scrub_packet+0x490/0x490
[  457.790667]  ? lock_downgrade+0x900/0x900
[  457.794826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.800382]  ? refcount_sub_and_test_checked+0x203/0x310
[  457.805840]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  457.811296]  ? addrconf_rs_timer+0x690/0x690
[  457.815719]  ndisc_alloc_skb+0x144/0x340
[  457.819788]  ndisc_send_rs+0x331/0x6e0
[  457.823685]  addrconf_rs_timer+0x314/0x690
[  457.827930]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.832188]  call_timer_fn+0x272/0x920
[  457.836078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.840318]  ? process_timeout+0x40/0x40
[  457.844378]  ? find_held_lock+0x36/0x1c0
[  457.848450]  ? mark_held_locks+0xc7/0x130
[  457.852607]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.857101]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.861601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.865838]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  457.870429]  ? trace_hardirqs_on+0xbd/0x310
[  457.874751]  ? kasan_check_read+0x11/0x20
[  457.878902]  ? __run_timers+0x7da/0xc70
[  457.882881]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  457.888337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.892580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.896816]  __run_timers+0x7e5/0xc70
[  457.900632]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  457.906003]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.911283]  ? rcu_bh_qs+0xc0/0xc0
[  457.914825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.920368]  ? mark_held_locks+0xc7/0x130
[  457.924519]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  457.929287]  ? retint_kernel+0x2d/0x2d
[  457.933177]  ? trace_hardirqs_on_caller+0xc0/0x310
[  457.938110]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  457.942880]  ? trace_hardirqs_off+0x310/0x310
[  457.947379]  ? check_preemption_disabled+0x48/0x200
[  457.952398]  ? graph_lock+0x170/0x170
[  457.956208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.961748]  ? check_preemption_disabled+0x48/0x200
[  457.966778]  ? __lock_is_held+0xb5/0x140
[  457.970842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.976382]  ? check_preemption_disabled+0x48/0x200
[  457.981407]  run_timer_softirq+0x52/0xb0
[  457.985471]  ? rcu_read_lock_sched_held+0x108/0x120
[  457.990491]  __do_softirq+0x30b/0xad8
[  457.994304]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  457.999416]  ? pvclock_read_flags+0x160/0x160
[  458.003913]  ? lapic_next_event+0x5a/0x90
[  458.008065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.013610]  ? check_preemption_disabled+0x48/0x200
[  458.018628]  ? check_preemption_disabled+0x48/0x200
[  458.023651]  ? kvm_clock_read+0x18/0x30
[  458.027628]  ? kvm_sched_clock_read+0x9/0x20
[  458.032046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.037586]  ? check_preemption_disabled+0x48/0x200
[  458.042616]  irq_exit+0x17f/0x1c0
[  458.046076]  smp_apic_timer_interrupt+0x1cb/0x760
[  458.050923]  ? smp_reschedule_interrupt+0x109/0x650
[  458.055967]  ? smp_call_function_single_interrupt+0x650/0x650
[  458.061855]  ? interrupt_entry+0xb5/0xf0
[  458.065922]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.070938]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.075973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.080819]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.085847]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.090864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.096404]  ? check_preemption_disabled+0x48/0x200
[  458.101422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.106980]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.111835]  apic_timer_interrupt+0xf/0x20
[  458.116071]  </IRQ>
[  458.118315] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  458.123595] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  458.142496] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  458.150210] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  458.157481] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  458.164752] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  458.172024] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  458.179289] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  458.186583]  ? arch_local_irq_restore+0x45/0x52
[  458.191263]  dump_stack+0x26a/0x2b4
[  458.194939]  ? dump_stack_print_info.cold.2+0x52/0x52
[  458.200186]  ? mark_held_locks+0x130/0x130
[  458.204426]  ? mark_held_locks+0x130/0x130
[  458.208677]  dump_header+0x27b/0xf72
[  458.212409]  ? pagefault_out_of_memory+0x197/0x197
[  458.217347]  ? __lock_acquire+0x7ec/0x4ec0
[  458.221584]  ? mem_cgroup_charge_statistics+0x780/0x780
[  458.226948]  ? print_usage_bug+0xc0/0xc0
[  458.231029]  ? print_usage_bug+0xc0/0xc0
[  458.235098]  ? graph_lock+0x170/0x170
[  458.238903]  ? print_usage_bug+0xc0/0xc0
[  458.242971]  ? print_usage_bug+0xc0/0xc0
[  458.247041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.252604]  ? find_held_lock+0x36/0x1c0
[  458.256675]  ? mark_held_locks+0xc7/0x130
[  458.260827]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.265933]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.271048]  ? lockdep_hardirqs_on+0x421/0x5c0
[  458.275635]  ? trace_hardirqs_on+0xbd/0x310
[  458.279976]  ? kasan_check_read+0x11/0x20
[  458.284127]  ? ___ratelimit+0x36f/0x655
[  458.288105]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  458.293564]  ? trace_hardirqs_on+0x310/0x310
[  458.297981]  ? lock_downgrade+0x900/0x900
[  458.302137]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  458.307242]  ? ___ratelimit+0xaa/0x655
[  458.311134]  ? idr_get_free+0xec0/0xec0
[  458.315109]  ? kasan_check_write+0x14/0x20
[  458.319363]  ? do_raw_spin_lock+0xc1/0x200
[  458.323620]  oom_kill_process.cold.27+0x10/0x903
[  458.328386]  ? graph_lock+0x170/0x170
[  458.332195]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  458.338007]  ? kasan_check_read+0x11/0x20
[  458.342183]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.347469]  ? oom_evaluate_task+0x540/0x540
[  458.351924]  ? find_held_lock+0x36/0x1c0
[  458.356012]  ? out_of_memory+0x974/0x1430
[  458.360166]  ? lock_downgrade+0x900/0x900
[  458.364320]  ? check_preemption_disabled+0x48/0x200
[  458.369344]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  458.375144]  ? kasan_check_read+0x11/0x20
[  458.379310]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.384591]  ? rcu_bh_qs+0xc0/0xc0
[  458.388137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.393673]  ? oom_evaluate_task+0x302/0x540
[  458.398107]  out_of_memory+0xa84/0x1430
[  458.402096]  ? oom_killer_disable+0x3a0/0x3a0
[  458.406595]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  458.411535]  ? __mutex_add_waiter+0x2a0/0x2a0
[  458.416043]  __alloc_pages_slowpath+0x2318/0x2d80
[  458.420950]  ? warn_alloc+0x120/0x120
[  458.424780]  ? find_get_entry+0x2f2/0xc40
[  458.428940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.434488]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  458.439418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.444957]  ? should_fail+0x22d/0xd01
[  458.448861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.453976]  ? __lock_is_held+0xb5/0x140
[  458.458066]  ? __lock_is_held+0xb5/0x140
[  458.462137]  ? find_held_lock+0x36/0x1c0
[  458.466205]  ? ___might_sleep+0x1ed/0x300
[  458.470352]  ? lock_release+0x970/0x970
[  458.474329]  ? arch_local_save_flags+0x40/0x40
[  458.478926]  ? __might_sleep+0x95/0x190
[  458.482915]  __alloc_pages_nodemask+0xa80/0xde0
[  458.487595]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  458.492615]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  458.498410]  ? kasan_check_read+0x11/0x20
[  458.502563]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.507845]  ? graph_lock+0x170/0x170
[  458.511648]  ? print_usage_bug+0xc0/0xc0
[  458.515714]  ? graph_lock+0x170/0x170
[  458.519538]  ? graph_lock+0x170/0x170
[  458.523341]  ? __do_page_cache_readahead+0x7ce/0x980
[  458.528455]  ? find_held_lock+0x36/0x1c0
[  458.532525]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  458.538074]  alloc_pages_current+0x10c/0x210
[  458.542482]  ? lock_downgrade+0x900/0x900
[  458.546641]  __page_cache_alloc+0x38f/0x5b0
[  458.550987]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  458.556787]  ? kasan_check_read+0x11/0x20
[  458.560935]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.566228]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  458.570903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.576445]  ? check_preemption_disabled+0x48/0x200
[  458.581490]  filemap_fault+0x1594/0x25f0
[  458.585567]  ? __lock_page_or_retry+0xa00/0xa00
[  458.590239]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  458.596032]  ? kasan_check_read+0x11/0x20
[  458.600182]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.605462]  ? rcu_bh_qs+0xc0/0xc0
[  458.609043]  ? filemap_map_pages+0xdea/0x1980
[  458.613557]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  458.618669]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  458.623947]  ? debug_object_free+0x325/0x690
[  458.628373]  ? find_get_pages_range_tag+0x1320/0x1320
[  458.633575]  ? graph_lock+0x170/0x170
[  458.637386]  ? kasan_check_read+0x11/0x20
[  458.641541]  ? debug_object_destroy+0x2b0/0x2b0
[  458.646225]  ? lock_acquire+0x1ed/0x520
[  458.650204]  ? ext4_filemap_fault+0x7a/0xad
[  458.654537]  ? lock_release+0x970/0x970
[  458.658519]  ? arch_local_save_flags+0x40/0x40
[  458.663116]  ? futex_wait_setup+0x3e0/0x3e0
[  458.667457]  ? down_read+0xb0/0x1d0
[  458.671088]  ? ext4_filemap_fault+0x7a/0xad
[  458.675416]  ? __down_interruptible+0x700/0x700
[  458.680107]  ext4_filemap_fault+0x82/0xad
[  458.684260]  __do_fault+0x100/0x6b0
[  458.687891]  ? print_bad_pte+0x6c0/0x6c0
[  458.691955]  ? do_futex+0x249/0x26d0
[  458.695683]  ? do_raw_spin_unlock+0xa7/0x2f0
[  458.700094]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  458.704680]  ? kasan_check_read+0x11/0x20
[  458.708830]  ? pmd_val+0x88/0x100
[  458.712283]  ? add_mm_counter_fast+0xd0/0xd0
[  458.716696]  ? pmd_val+0x88/0x100
[  458.720150]  ? add_mm_counter_fast+0xd0/0xd0
[  458.724567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.730112]  __handle_mm_fault+0x3709/0x53e0
[  458.734539]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  458.739387]  ? graph_lock+0x170/0x170
[  458.743189]  ? print_usage_bug+0xc0/0xc0
[  458.747253]  ? graph_lock+0x170/0x170
[  458.751055]  ? graph_lock+0x170/0x170
[  458.754877]  ? handle_mm_fault+0x42a/0xc70
[  458.759117]  ? lock_downgrade+0x900/0x900
[  458.763269]  ? check_preemption_disabled+0x48/0x200
[  458.768295]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  458.774125]  ? kasan_check_read+0x11/0x20
[  458.778280]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.783562]  ? rcu_bh_qs+0xc0/0xc0
[  458.787104]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  458.792562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.798104]  ? check_preemption_disabled+0x48/0x200
[  458.803138]  handle_mm_fault+0x54f/0xc70
[  458.807206]  ? __handle_mm_fault+0x53e0/0x53e0
[  458.811792]  ? find_vma+0x34/0x190
[  458.815339]  __do_page_fault+0x67d/0xed0
[  458.819413]  ? mm_fault_error+0x380/0x380
[  458.823567]  ? trace_hardirqs_off+0xb8/0x310
[  458.827991]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  458.833360]  ? trace_hardirqs_on+0x310/0x310
[  458.837787]  do_page_fault+0xf2/0x7e0
[  458.841595]  ? vmalloc_sync_all+0x30/0x30
[  458.845746]  ? error_entry+0x70/0xd0
[  458.849466]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.854484]  ? trace_hardirqs_on_caller+0xc0/0x310
[  458.859414]  ? syscall_return_slowpath+0x5e0/0x5e0
[  458.864347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.869194]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.874214]  ? trace_hardirqs_off+0x310/0x310
[  458.878715]  ? prepare_exit_to_usermode+0x291/0x3b0
[  458.883736]  ? page_fault+0x8/0x30
[  458.887282]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.892129]  ? page_fault+0x8/0x30
[  458.895672]  page_fault+0x1e/0x30
[  458.899125] RIP: 0033:0x45ddf3
[  458.902323] Code: Bad RIP value.
[  458.905686] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  458.911052] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  458.918319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  458.925589] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  458.932859] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  458.940128] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  458.947421] warn_alloc_show_mem: 1 callbacks suppressed
[  458.947434] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  458.947435] Mem-Info:
[  458.947465] active_anon:29560 inactive_anon:112 isolated_anon:0
[  458.947465]  active_file:13 inactive_file:14 isolated_file:0
[  458.947465]  unevictable:0 dirty:0 writeback:0 unstable:0
[  458.947465]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  458.947465]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  458.947465]  free:13798 free_pcp:488 free_cma:0
[  458.952807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  458.952816] Call Trace:
[  458.960123] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  458.962523]  <IRQ>
[  458.995399] Node 0 
[  459.004767]  dump_stack+0x1c4/0x2b4
[  459.007344] 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
[  459.034661]  ? dump_stack_print_info.cold.2+0x52/0x52
[  459.036784] lowmem_reserve[]: 0
[  459.039038]  warn_alloc.cold.119+0xb7/0x1bd
[  459.042627]  2819
[  459.068139]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  459.073305]  6323
[  459.076578]  ? lock_downgrade+0x900/0x900
[  459.080867]  6323
[  459.082938]  ? trace_hardirqs_off+0xb8/0x310
[  459.087750] Node 0 
[  459.089813]  ? trace_hardirqs_off+0xb8/0x310
[  459.093969] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  459.096007]  __alloc_pages_slowpath+0x2667/0x2d80
[  459.100386] lowmem_reserve[]:
[  459.102644]  ? warn_alloc+0x120/0x120
[  459.107004]  0
[  459.133563]  ? trace_hardirqs_on+0x310/0x310
[  459.138390]  0
[  459.141490]  ? warn_alloc+0x120/0x120
[  459.145264]  3503
[  459.147067]  ? print_usage_bug+0xc0/0xc0
[  459.151447]  3503
[  459.153247]  ? warn_alloc+0x120/0x120
[  459.159096]  ? ktime_get+0x2e1/0x440
[  459.163132] Node 0 
[  459.165191]  ? print_usage_bug+0xc0/0xc0
[  459.169006] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  459.172688]  ? __lock_acquire+0x7ec/0x4ec0
[  459.174894] lowmem_reserve[]: 0
[  459.178956]  ? __lock_acquire+0x7ec/0x4ec0
[  459.207396]  0 0
[  459.211652]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.214902]  0
[  459.219139]  ? should_fail+0x22d/0xd01
[  459.221088] Node 0 
[  459.226620]  ? rcu_bh_qs+0xc0/0xc0
[  459.228400] DMA: 
[  459.232287]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.234498] 1*4kB 
[  459.238038]  ? __lock_acquire+0x7ec/0x4ec0
[  459.240074] (U) 
[  459.245177]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.247300] 0*8kB 
[  459.251532]  ? __lock_acquire+0x7ec/0x4ec0
[  459.253487] 0*16kB 
[  459.258599]  ? should_fail+0x22d/0xd01
[  459.260737] 1*32kB (U) 
[  459.264985]  ? rcu_idle_enter+0x4b0/0x4b0
[  459.267202] 2*64kB 
[  459.271085]  ? mark_held_locks+0x130/0x130
[  459.273642] (U) 
[  459.277810]  ? mark_held_locks+0x130/0x130
[  459.280022] 1*128kB 
[  459.284258]  ? try_to_wake_up+0x10a/0x12f0
[  459.286201] (U) 1*256kB 
[  459.290443]  ? graph_lock+0x170/0x170
[  459.292749] (U) 
[  459.296985]  ? print_usage_bug+0xc0/0xc0
[  459.299636] 0*512kB 
[  459.303434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.305383] 1*1024kB (U) 
[  459.309448]  ? check_preemption_disabled+0x48/0x200
[  459.311755] 1*2048kB 
[  459.317287]  ? check_preemption_disabled+0x48/0x200
[  459.320022] (M) 
[  459.325053]  ? __lock_is_held+0xb5/0x140
[  459.327428] 3*4096kB 
[  459.332442]  __alloc_pages_nodemask+0xa80/0xde0
[  459.334393] (M) 
[  459.338451]  ? graph_lock+0x170/0x170
[  459.340837] = 15908kB
[  459.345501]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  459.347452] Node 0 
[  459.351263]  ? graph_lock+0x170/0x170
[  459.353654] DMA32: 
[  459.358669]  ? find_held_lock+0x36/0x1c0
[  459.360877] 6*4kB 
[  459.364676]  ? ____cache_alloc_node+0x1c7/0x1e0
[  459.366895] (MH) 
[  459.370952]  ? lock_downgrade+0x900/0x900
[  459.373089] 0*8kB 
[  459.377753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.379787] 3*16kB 
[  459.383929]  cache_grow_begin+0x91/0x8c0
[  459.386055] (MH) 
[  459.391587]  ? do_raw_spin_unlock+0xa7/0x2f0
[  459.393797] 2*32kB (M) 
[  459.397862]  fallback_alloc+0x203/0x2e0
[  459.399896] 5*64kB (MH) 
[  459.404313]  ____cache_alloc_node+0x1c7/0x1e0
[  459.406868] 4*128kB (MH) 
[  459.410846]  kmem_cache_alloc_node+0xe3/0x730
[  459.413494] 3*256kB 
[  459.418004]  ? ipv6_get_ifaddr+0x42e/0x620
[  459.420737] (M) 
[  459.425231]  __alloc_skb+0x119/0x770
[  459.427532] 4*512kB 
[  459.431758]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  459.433710] (MH) 
[  459.437417]  ? skb_scrub_packet+0x490/0x490
[  459.439711] 3*1024kB (MH) 
[  459.445002]  ? lock_downgrade+0x900/0x900
[  459.447038] 3*2048kB (M) 
[  459.451377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.454189] 3*4096kB (M) 
[  459.458341]  ? refcount_sub_and_test_checked+0x203/0x310
[  459.461073] = 25288kB
[  459.461081] Node 0 
[  459.466615]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  459.469346] Normal: 
[  459.474791]  ? addrconf_rs_timer+0x690/0x690
[  459.477179] 9*4kB 
[  459.479417]  ndisc_alloc_skb+0x144/0x340
[  459.484835] (ME) 
[  459.487158]  ndisc_send_rs+0x331/0x6e0
[  459.491547] 37*8kB 
[  459.493691]  addrconf_rs_timer+0x314/0x690
[  459.497722] (UM) 
[  459.499786]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.503648] 34*16kB 
[  459.505901]  call_timer_fn+0x272/0x920
[  459.510107] (UMH) 
[  459.512173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.516384] 36*32kB 
[  459.518702]  ? process_timeout+0x40/0x40
[  459.522559] (UMH) 
[  459.524705]  ? find_held_lock+0x36/0x1c0
[  459.528914] 19*64kB 
[  459.531237]  ? __run_timers+0x7da/0xc70
[  459.535269] (MH) 
[  459.537418]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.541447] 11*128kB (UMH) 
[  459.543773]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.547719] 5*256kB (UM) 
[  459.549787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.554256] 4*512kB 
[  459.557299]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  459.561766] (UH) 
[  459.564520]  ? trace_hardirqs_on+0xbd/0x310
[  459.568731] 2*1024kB (H) 
[  459.571062]  ? kasan_check_read+0x11/0x20
[  459.575623] 2*2048kB 
[  459.577684]  ? __run_timers+0x7da/0xc70
[  459.581983] (MH) 
[  459.584739]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  459.588858] 0*4096kB = 14124kB
[  459.591269]  ? work_on_cpu_safe+0x90/0x90
[  459.595226] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  459.597283]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.602727] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  459.605911]  __run_timers+0x7e5/0xc70
[  459.610033] 146 total pagecache pages
[  459.610051] 0 pages in swap cache
[  459.618885]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  459.623088] Swap cache stats: add 0, delete 0, find 0/0
[  459.623096] Free swap  = 0kB
[  459.631667]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  459.635439] Total swap = 0kB
[  459.639232]  ? graph_lock+0x170/0x170
[  459.642665] 1965979 pages RAM
[  459.648024]  ? enqueue_hrtimer+0x1a5/0x560
[  459.653547] 0 pages HighMem/MovableOnly
[  459.653556] 342307 pages reserved
[  459.656592]  ? lock_release+0x970/0x970
[  459.661580] 0 pages cma reserved
[  459.664601]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  459.668441] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  459.671479]  ? find_held_lock+0x36/0x1c0
[  459.671498]  ? graph_lock+0x170/0x170
[  459.671516]  ? pvclock_read_flags+0x160/0x160
[  459.675811] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.679709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.683140] syz-fuzzer cpuset=
[  459.687113]  ? check_preemption_disabled+0x48/0x200
[  459.690449] /
[  459.695684]  ? __lock_is_held+0xb5/0x140
[  459.702151]  mems_allowed=0
[  459.706222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.752610]  ? check_preemption_disabled+0x48/0x200
[  459.757657]  run_timer_softirq+0x52/0xb0
[  459.761722]  ? rcu_read_lock_sched_held+0x108/0x120
[  459.767576]  __do_softirq+0x30b/0xad8
[  459.771391]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  459.776504]  ? pvclock_read_flags+0x160/0x160
[  459.781053]  ? lapic_next_event+0x5a/0x90
[  459.785410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.790957]  ? check_preemption_disabled+0x48/0x200
[  459.795991]  ? check_preemption_disabled+0x48/0x200
[  459.801015]  ? kvm_clock_read+0x18/0x30
[  459.805024]  ? kvm_sched_clock_read+0x9/0x20
[  459.809443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.814989]  ? check_preemption_disabled+0x48/0x200
[  459.820043]  irq_exit+0x17f/0x1c0
[  459.823502]  smp_apic_timer_interrupt+0x1cb/0x760
[  459.828345]  ? smp_reschedule_interrupt+0x109/0x650
[  459.833362]  ? smp_call_function_single_interrupt+0x650/0x650
[  459.839248]  ? interrupt_entry+0xb5/0xf0
[  459.843311]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.848326]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.853346]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.858193]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.863212]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.868230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.873771]  ? check_preemption_disabled+0x48/0x200
[  459.878787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.884337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.889193]  apic_timer_interrupt+0xf/0x20
[  459.893421]  </IRQ>
[  459.895664] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  459.901550] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  459.920451] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  459.928162] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  459.935427] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  459.942694] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  459.949990] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  459.957261] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  459.964558]  ? save_stack+0xa9/0xd0
[  459.968198]  __kmalloc_node_track_caller+0x33/0x70
[  459.973132]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  459.977916]  pskb_expand_head+0x230/0x10f0
[  459.982156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.987694]  ? memcpy+0x45/0x50
[  459.990984]  ? __copy_skb_header+0x350/0x6b0
[  459.995395]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  459.999893]  ? skb_checksum+0x140/0x140
[  460.003875]  ? __lock_is_held+0xb5/0x140
[  460.007941]  ? kasan_check_write+0x14/0x20
[  460.012185]  ? __skb_clone+0x6c7/0xa00
[  460.016079]  ? __copy_skb_header+0x6b0/0x6b0
[  460.020504]  ? kmem_cache_alloc+0x33a/0x730
[  460.024833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.030376]  skb_ensure_writable+0x3dd/0x640
[  460.034793]  ? skb_cow_data+0xf10/0xf10
[  460.038770]  ? preempt_notifier_register+0x200/0x200
[  460.043874]  ? __switch_to_asm+0x34/0x70
[  460.047937]  ? __switch_to_asm+0x34/0x70
[  460.052005]  ? __switch_to_asm+0x40/0x70
[  460.056067]  ? __switch_to_asm+0x34/0x70
[  460.060130]  ? __switch_to_asm+0x40/0x70
[  460.064189]  ? __switch_to_asm+0x40/0x70
[  460.068248]  ? __switch_to_asm+0x34/0x70
[  460.072308]  ? __switch_to_asm+0x34/0x70
[  460.076365]  ? __switch_to_asm+0x40/0x70
[  460.080427]  ? __switch_to_asm+0x34/0x70
[  460.084494]  bpf_clone_redirect+0x14a/0x490
[  460.088824]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  460.093845]  ? __sched_text_start+0x8/0x8
[  460.098015]  ? find_held_lock+0x36/0x1c0
[  460.102092]  ? lock_acquire+0x1ed/0x520
[  460.106068]  ? bpf_test_run+0x32e/0x5a0
[  460.110051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.115597]  ? check_preemption_disabled+0x48/0x200
[  460.120634]  ? kasan_check_read+0x11/0x20
[  460.124788]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  460.130069]  ? rcu_bh_qs+0xc0/0xc0
[  460.133615]  ? preempt_schedule+0x4d/0x60
[  460.137769]  ? ___preempt_schedule+0x16/0x18
[  460.142188]  ? bpf_test_run+0x1c0/0x5a0
[  460.146199]  ? netlink_diag_dump+0x2a0/0x2a0
[  460.150640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.156192]  ? bpf_test_init.isra.9+0x70/0x100
[  460.160778]  ? bpf_prog_test_run_skb+0x634/0xb40
[  460.165540]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  460.170386]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  460.175921]  ? fput+0x130/0x1a0
[  460.179204]  ? __bpf_prog_get+0x9b/0x290
[  460.183267]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  460.188108]  ? bpf_prog_test_run+0x130/0x1a0
[  460.192526]  ? __x64_sys_bpf+0x3d8/0x510
[  460.196589]  ? bpf_prog_get+0x20/0x20
[  460.200412]  ? do_syscall_64+0x1b9/0x820
[  460.204473]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  460.209839]  ? syscall_return_slowpath+0x5e0/0x5e0
[  460.214770]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.219616]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.224633]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  460.229652]  ? prepare_exit_to_usermode+0x291/0x3b0
[  460.234691]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.239556]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  460.244939] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  460.245019] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  460.251879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  460.251884] Call Trace:
[  460.251891]  <IRQ>
[  460.251911]  dump_stack+0x1c4/0x2b4
[  460.251929]  ? dump_stack_print_info.cold.2+0x52/0x52
[  460.258469] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  460.267761]  warn_alloc.cold.119+0xb7/0x1bd
[  460.270314] syz-executor0 cpuset=
[  460.272460]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  460.276065] syz0
[  460.281254]  ? lock_downgrade+0x900/0x900
[  460.291713]  mems_allowed=0
[  460.296048]  ? trace_hardirqs_off+0xb8/0x310
[  460.317747]  ? trace_hardirqs_off+0xb8/0x310
[  460.322169]  __alloc_pages_slowpath+0x2667/0x2d80
[  460.327043]  ? warn_alloc+0x120/0x120
[  460.330853]  ? warn_alloc+0x120/0x120
[  460.334657]  ? print_usage_bug+0xc0/0xc0
[  460.338720]  ? warn_alloc+0x120/0x120
[  460.342526]  ? print_usage_bug+0xc0/0xc0
[  460.346598]  ? __lock_acquire+0x7ec/0x4ec0
[  460.350833]  ? __lock_acquire+0x7ec/0x4ec0
[  460.355087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.360630]  ? should_fail+0x22d/0xd01
[  460.364520]  ? __lock_acquire+0x7ec/0x4ec0
[  460.368764]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.373871]  ? __lock_acquire+0x7ec/0x4ec0
[  460.378112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.383213]  ? __lock_acquire+0x7ec/0x4ec0
[  460.387447]  ? should_fail+0x22d/0xd01
[  460.391344]  ? mark_held_locks+0x130/0x130
[  460.395599]  ? mark_held_locks+0x130/0x130
[  460.399847]  ? graph_lock+0x170/0x170
[  460.403652]  ? print_usage_bug+0xc0/0xc0
[  460.407721]  ? wq_watchdog_touch+0x9c/0xfe
[  460.411967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.417512]  ? check_preemption_disabled+0x48/0x200
[  460.422541]  ? check_preemption_disabled+0x48/0x200
[  460.427581]  ? __lock_is_held+0xb5/0x140
[  460.431657]  __alloc_pages_nodemask+0xa80/0xde0
[  460.436330]  ? graph_lock+0x170/0x170
[  460.440137]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  460.445155]  ? graph_lock+0x170/0x170
[  460.448982]  ? find_held_lock+0x36/0x1c0
[  460.453061]  ? ____cache_alloc_node+0x1c7/0x1e0
[  460.457745]  ? lock_downgrade+0x900/0x900
[  460.461904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.467452]  cache_grow_begin+0x91/0x8c0
[  460.471520]  ? do_raw_spin_unlock+0xa7/0x2f0
[  460.475943]  fallback_alloc+0x203/0x2e0
[  460.479932]  ____cache_alloc_node+0x1c7/0x1e0
[  460.484442]  kmem_cache_alloc_node+0xe3/0x730
[  460.488940]  ? ipv6_get_ifaddr+0x42e/0x620
[  460.493194]  __alloc_skb+0x119/0x770
[  460.496923]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  460.502204]  ? skb_scrub_packet+0x490/0x490
[  460.506536]  ? lock_downgrade+0x900/0x900
[  460.510735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.516295]  ? refcount_sub_and_test_checked+0x203/0x310
[  460.521753]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  460.527211]  ? addrconf_rs_timer+0x690/0x690
[  460.531656]  ndisc_alloc_skb+0x144/0x340
[  460.535731]  ndisc_send_rs+0x331/0x6e0
[  460.539625]  addrconf_rs_timer+0x314/0x690
[  460.543869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.548121]  call_timer_fn+0x272/0x920
[  460.552012]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.556250]  ? process_timeout+0x40/0x40
[  460.560310]  ? find_held_lock+0x36/0x1c0
[  460.564380]  ? mark_held_locks+0xc7/0x130
[  460.568538]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.573039]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.577556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.581793]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  460.586378]  ? trace_hardirqs_on+0xbd/0x310
[  460.590700]  ? kasan_check_read+0x11/0x20
[  460.594854]  ? __run_timers+0x7da/0xc70
[  460.598833]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  460.604299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.608548]  __run_timers+0x7e5/0xc70
[  460.612369]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  460.617734]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  460.623014]  ? rcu_bh_qs+0xc0/0xc0
[  460.626560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.632106]  ? mark_held_locks+0xc7/0x130
[  460.636262]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  460.641024]  ? retint_kernel+0x2d/0x2d
[  460.644917]  ? trace_hardirqs_on_caller+0xc0/0x310
[  460.649850]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  460.654610]  ? trace_hardirqs_off+0x310/0x310
[  460.659111]  ? check_preemption_disabled+0x48/0x200
[  460.664129]  ? graph_lock+0x170/0x170
[  460.667938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.673489]  ? check_preemption_disabled+0x48/0x200
[  460.678519]  ? __lock_is_held+0xb5/0x140
[  460.682588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.688476]  ? check_preemption_disabled+0x48/0x200
[  460.693507]  run_timer_softirq+0x52/0xb0
[  460.697575]  ? rcu_read_lock_sched_held+0x108/0x120
[  460.702598]  __do_softirq+0x30b/0xad8
[  460.706412]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  460.711523]  ? pvclock_read_flags+0x160/0x160
[  460.716030]  ? lapic_next_event+0x5a/0x90
[  460.720183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.725729]  ? check_preemption_disabled+0x48/0x200
[  460.730749]  ? check_preemption_disabled+0x48/0x200
[  460.735772]  ? kvm_clock_read+0x18/0x30
[  460.739749]  ? kvm_sched_clock_read+0x9/0x20
[  460.744162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.749704]  ? check_preemption_disabled+0x48/0x200
[  460.754734]  irq_exit+0x17f/0x1c0
[  460.758198]  smp_apic_timer_interrupt+0x1cb/0x760
[  460.763042]  ? smp_reschedule_interrupt+0x109/0x650
[  460.768070]  ? smp_call_function_single_interrupt+0x650/0x650
[  460.773954]  ? interrupt_entry+0xb5/0xf0
[  460.778031]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.783050]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.788070]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.792915]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.797931]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.802968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.808513]  ? check_preemption_disabled+0x48/0x200
[  460.813566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.819132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.823997]  apic_timer_interrupt+0xf/0x20
[  460.828228]  </IRQ>
[  460.830475] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  460.835756] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  460.854665] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  460.862381] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  460.869655] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  460.876925] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  460.884206] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  460.891474] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  460.898772]  ? arch_local_irq_restore+0x45/0x52
[  460.903452]  dump_stack+0x26a/0x2b4
[  460.907093]  ? dump_stack_print_info.cold.2+0x52/0x52
[  460.912290]  ? mark_held_locks+0x130/0x130
[  460.916526]  ? mark_held_locks+0x130/0x130
[  460.920775]  dump_header+0x27b/0xf72
[  460.924503]  ? pagefault_out_of_memory+0x197/0x197
[  460.929446]  ? __lock_acquire+0x7ec/0x4ec0
[  460.933697]  ? mem_cgroup_charge_statistics+0x780/0x780
[  460.939067]  ? print_usage_bug+0xc0/0xc0
[  460.943134]  ? print_usage_bug+0xc0/0xc0
[  460.947207]  ? graph_lock+0x170/0x170
[  460.951010]  ? print_usage_bug+0xc0/0xc0
[  460.955071]  ? print_usage_bug+0xc0/0xc0
[  460.959146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.964736]  ? find_held_lock+0x36/0x1c0
[  460.968821]  ? mark_held_locks+0xc7/0x130
[  460.972991]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  460.978110]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  460.983214]  ? lockdep_hardirqs_on+0x421/0x5c0
[  460.987803]  ? trace_hardirqs_on+0xbd/0x310
[  460.992123]  ? kasan_check_read+0x11/0x20
[  460.996284]  ? ___ratelimit+0x36f/0x655
[  461.000267]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  461.005753]  ? trace_hardirqs_on+0x310/0x310
[  461.010164]  ? lock_downgrade+0x900/0x900
[  461.014326]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  461.019438]  ? ___ratelimit+0xaa/0x655
[  461.023331]  ? idr_get_free+0xec0/0xec0
[  461.027309]  ? kasan_check_write+0x14/0x20
[  461.031556]  ? do_raw_spin_lock+0xc1/0x200
[  461.035805]  oom_kill_process.cold.27+0x10/0x903
[  461.040567]  ? graph_lock+0x170/0x170
[  461.044388]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.050183]  ? kasan_check_read+0x11/0x20
[  461.054362]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.059659]  ? oom_evaluate_task+0x540/0x540
[  461.064072]  ? find_held_lock+0x36/0x1c0
[  461.068140]  ? out_of_memory+0x974/0x1430
[  461.072292]  ? lock_downgrade+0x900/0x900
[  461.076442]  ? check_preemption_disabled+0x48/0x200
[  461.081497]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.087301]  ? kasan_check_read+0x11/0x20
[  461.091454]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.096750]  ? rcu_bh_qs+0xc0/0xc0
[  461.100296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.105850]  ? oom_evaluate_task+0x302/0x540
[  461.110265]  out_of_memory+0xa84/0x1430
[  461.114250]  ? oom_killer_disable+0x3a0/0x3a0
[  461.118752]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  461.123686]  ? __mutex_add_waiter+0x2a0/0x2a0
[  461.128197]  __alloc_pages_slowpath+0x2318/0x2d80
[  461.133079]  ? warn_alloc+0x120/0x120
[  461.136897]  ? find_get_entry+0x2f2/0xc40
[  461.141058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.146597]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  461.151524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.157067]  ? should_fail+0x22d/0xd01
[  461.160969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.166080]  ? __lock_is_held+0xb5/0x140
[  461.170199]  ? __lock_is_held+0xb5/0x140
[  461.174282]  ? find_held_lock+0x36/0x1c0
[  461.178380]  ? ___might_sleep+0x1ed/0x300
[  461.182544]  ? lock_release+0x970/0x970
[  461.186568]  ? arch_local_save_flags+0x40/0x40
[  461.191165]  ? __might_sleep+0x95/0x190
[  461.195148]  __alloc_pages_nodemask+0xa80/0xde0
[  461.199829]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  461.204852]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.210648]  ? kasan_check_read+0x11/0x20
[  461.214799]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.220093]  ? graph_lock+0x170/0x170
[  461.223895]  ? print_usage_bug+0xc0/0xc0
[  461.227970]  ? graph_lock+0x170/0x170
[  461.231769]  ? graph_lock+0x170/0x170
[  461.235591]  ? __do_page_cache_readahead+0x7ce/0x980
[  461.240721]  ? find_held_lock+0x36/0x1c0
[  461.244826]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  461.250381]  alloc_pages_current+0x10c/0x210
[  461.254794]  ? lock_downgrade+0x900/0x900
[  461.258947]  __page_cache_alloc+0x38f/0x5b0
[  461.263277]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.269076]  ? kasan_check_read+0x11/0x20
[  461.273227]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.278507]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  461.283184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.288725]  ? check_preemption_disabled+0x48/0x200
[  461.293780]  filemap_fault+0x1594/0x25f0
[  461.297901]  ? __lock_page_or_retry+0xa00/0xa00
[  461.302576]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.308374]  ? kasan_check_read+0x11/0x20
[  461.312526]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.317811]  ? rcu_bh_qs+0xc0/0xc0
[  461.321368]  ? filemap_map_pages+0xdea/0x1980
[  461.325875]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  461.330995]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  461.336274]  ? debug_object_free+0x325/0x690
[  461.340688]  ? find_get_pages_range_tag+0x1320/0x1320
[  461.345888]  ? graph_lock+0x170/0x170
[  461.349698]  ? kasan_check_read+0x11/0x20
[  461.353849]  ? debug_object_destroy+0x2b0/0x2b0
[  461.358565]  ? lock_acquire+0x1ed/0x520
[  461.362546]  ? ext4_filemap_fault+0x7a/0xad
[  461.366881]  ? lock_release+0x970/0x970
[  461.370856]  ? arch_local_save_flags+0x40/0x40
[  461.375491]  ? futex_wait_setup+0x3e0/0x3e0
[  461.379835]  ? down_read+0xb0/0x1d0
[  461.383477]  ? ext4_filemap_fault+0x7a/0xad
[  461.387803]  ? __down_interruptible+0x700/0x700
[  461.392490]  ext4_filemap_fault+0x82/0xad
[  461.396648]  __do_fault+0x100/0x6b0
[  461.400284]  ? print_bad_pte+0x6c0/0x6c0
[  461.404347]  ? do_futex+0x249/0x26d0
[  461.408064]  ? do_raw_spin_unlock+0xa7/0x2f0
[  461.412474]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  461.417053]  ? kasan_check_read+0x11/0x20
[  461.421198]  ? pmd_val+0x88/0x100
[  461.424677]  ? add_mm_counter_fast+0xd0/0xd0
[  461.429084]  ? pmd_val+0x88/0x100
[  461.432547]  ? add_mm_counter_fast+0xd0/0xd0
[  461.436997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.442546]  __handle_mm_fault+0x3709/0x53e0
[  461.446971]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  461.451836]  ? graph_lock+0x170/0x170
[  461.455654]  ? print_usage_bug+0xc0/0xc0
[  461.459717]  ? graph_lock+0x170/0x170
[  461.463519]  ? graph_lock+0x170/0x170
[  461.467345]  ? handle_mm_fault+0x42a/0xc70
[  461.471587]  ? lock_downgrade+0x900/0x900
[  461.475739]  ? check_preemption_disabled+0x48/0x200
[  461.480762]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.486559]  ? kasan_check_read+0x11/0x20
[  461.490724]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.496002]  ? rcu_bh_qs+0xc0/0xc0
[  461.499551]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  461.505032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.510572]  ? check_preemption_disabled+0x48/0x200
[  461.515595]  handle_mm_fault+0x54f/0xc70
[  461.519660]  ? __handle_mm_fault+0x53e0/0x53e0
[  461.524247]  ? find_vma+0x34/0x190
[  461.527804]  __do_page_fault+0x67d/0xed0
[  461.531980]  ? mm_fault_error+0x380/0x380
[  461.536158]  ? trace_hardirqs_off+0xb8/0x310
[  461.540568]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  461.545933]  ? trace_hardirqs_on+0x310/0x310
[  461.550368]  do_page_fault+0xf2/0x7e0
[  461.554173]  ? vmalloc_sync_all+0x30/0x30
[  461.558343]  ? error_entry+0x70/0xd0
[  461.562061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  461.567079]  ? trace_hardirqs_on_caller+0xc0/0x310
[  461.572010]  ? syscall_return_slowpath+0x5e0/0x5e0
[  461.576945]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.581813]  ? trace_hardirqs_on_caller+0x310/0x310
[  461.586827]  ? trace_hardirqs_off+0x310/0x310
[  461.591330]  ? prepare_exit_to_usermode+0x291/0x3b0
[  461.596359]  ? page_fault+0x8/0x30
[  461.599902]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.604752]  ? page_fault+0x8/0x30
[  461.608299]  page_fault+0x1e/0x30
[  461.611750] RIP: 0033:0x45ddf3
[  461.614958] Code: Bad RIP value.
[  461.618331] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  461.623695] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  461.630986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  461.638267] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  461.645534] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  461.652917] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  461.660204] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  461.660209] warn_alloc_show_mem: 1 callbacks suppressed
[  461.660217] Mem-Info:
[  461.667517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  461.672888] active_anon:29560 inactive_anon:112 isolated_anon:0
[  461.672888]  active_file:13 inactive_file:14 isolated_file:0
[  461.672888]  unevictable:0 dirty:0 writeback:0 unstable:0
[  461.672888]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  461.672888]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  461.672888]  free:13798 free_pcp:488 free_cma:0
[  461.675258] Call Trace:
[  461.684648] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  461.717493]  <IRQ>
[  461.720064] Node 0 
[  461.747397]  dump_stack+0x1c4/0x2b4
[  461.749550] 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
[  461.751753]  ? dump_stack_print_info.cold.2+0x52/0x52
[  461.755345] lowmem_reserve[]: 0
[  461.780863]  warn_alloc.cold.119+0xb7/0x1bd
[  461.786154]  2819
[  461.789451]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  461.793773]  6323 6323
[  461.795841]  ? lock_downgrade+0x900/0x900
[  461.800660] Node 0 
[  461.803159]  ? trace_hardirqs_off+0xb8/0x310
[  461.807301] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  461.809513]  ? trace_hardirqs_off+0xb8/0x310
[  461.813893] lowmem_reserve[]: 0
[  461.840456]  __alloc_pages_slowpath+0x2667/0x2d80
[  461.844834]  0
[  461.848131]  ? warn_alloc+0x120/0x120
[  461.852923]  3503
[  461.854721]  ? warn_alloc+0x120/0x120
[  461.858493]  3503
[  461.860561]  ? print_usage_bug+0xc0/0xc0
[  461.864351] Node 0 
[  461.866421]  ? warn_alloc+0x120/0x120
[  461.870485] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  461.872687]  ? print_usage_bug+0xc0/0xc0
[  461.876464] lowmem_reserve[]:
[  461.904950]  ? __lock_acquire+0x7ec/0x4ec0
[  461.909009]  0
[  461.912116]  ? __lock_acquire+0x7ec/0x4ec0
[  461.916329]  0
[  461.918130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.922339]  0
[  461.924136]  ? should_fail+0x22d/0xd01
[  461.929639]  0
[  461.931449]  ? __lock_acquire+0x7ec/0x4ec0
[  461.935326] Node 0 
[  461.937145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.941350] DMA: 
[  461.943585]  ? __lock_acquire+0x7ec/0x4ec0
[  461.948666] 1*4kB 
[  461.950740]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.954947] (U) 
[  461.957115]  ? __lock_acquire+0x7ec/0x4ec0
[  461.962208] 0*8kB 
[  461.964182]  ? should_fail+0x22d/0xd01
[  461.968387] 0*16kB 1*32kB 
[  461.970544]  ? mark_held_locks+0x130/0x130
[  461.974419] (U) 
[  461.977257]  ? mark_held_locks+0x130/0x130
[  461.981467] 2*64kB 
[  461.983449]  ? graph_lock+0x170/0x170
[  461.987657] (U) 
[  461.989891]  ? print_usage_bug+0xc0/0xc0
[  461.993661] 1*128kB (U) 
[  461.995660]  ? wq_watchdog_touch+0x9c/0xfe
[  461.999689] 1*256kB (U) 
[  462.002411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.006615] 0*512kB 1*1024kB 
[  462.009322]  ? check_preemption_disabled+0x48/0x200
[  462.014830] (U) 
[  462.017931]  ? check_preemption_disabled+0x48/0x200
[  462.022946] 1*2048kB (M) 
[  462.024949]  ? __lock_is_held+0xb5/0x140
[  462.029938] 3*4096kB 
[  462.032698]  __alloc_pages_nodemask+0xa80/0xde0
[  462.036746] (M) 
[  462.039153]  ? graph_lock+0x170/0x170
[  462.043800] = 15908kB
[  462.045770]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  462.049562] Node 0 
[  462.052005]  ? graph_lock+0x170/0x170
[  462.057000] DMA32: 
[  462.059238]  ? find_held_lock+0x36/0x1c0
[  462.063013] 6*4kB 
[  462.065255]  ? ____cache_alloc_node+0x1c7/0x1e0
[  462.069283] (MH) 
[  462.071429]  ? lock_downgrade+0x900/0x900
[  462.076074] 0*8kB 
[  462.078135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.082262] 3*16kB (MH) 
[  462.084431]  cache_grow_begin+0x91/0x8c0
[  462.089934] 2*32kB (M) 
[  462.092649]  ? do_raw_spin_unlock+0xa7/0x2f0
[  462.096676] 5*64kB (MH) 
[  462.099271]  fallback_alloc+0x203/0x2e0
[  462.103651] 4*128kB 
[  462.106350]  ____cache_alloc_node+0x1c7/0x1e0
[  462.110297] (MH) 
[  462.112617]  kmem_cache_alloc_node+0xe3/0x730
[  462.117098] 3*256kB (M) 
[  462.119174]  ? ipv6_get_ifaddr+0x42e/0x620
[  462.123647] 4*512kB 
[  462.126318]  __alloc_skb+0x119/0x770
[  462.130521] (MH) 
[  462.132875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  462.136563] 3*1024kB 
[  462.138649]  ? skb_scrub_packet+0x490/0x490
[  462.143928] (MH) 
[  462.146332]  ? lock_downgrade+0x900/0x900
[  462.150630] 3*2048kB 
[  462.152710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.156832] (M) 
[  462.159240]  ? refcount_sub_and_test_checked+0x203/0x310
[  462.164752] 3*4096kB 
[  462.166720]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  462.172154] (M) 
[  462.174576]  ? addrconf_rs_timer+0x690/0x690
[  462.180038] = 25288kB
[  462.182035]  ndisc_alloc_skb+0x144/0x340
[  462.186402] Node 0 
[  462.188808]  ndisc_send_rs+0x331/0x6e0
[  462.192842] Normal: 
[  462.195077]  addrconf_rs_timer+0x314/0x690
[  462.198943] 9*4kB 
[  462.201268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  462.205474] (ME) 
[  462.207641]  call_timer_fn+0x272/0x920
[  462.211844] 37*8kB 
[  462.213905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  462.217784] (UM) 
[  462.220021]  ? process_timeout+0x40/0x40
[  462.224228] 34*16kB (UMH) 
[  462.226300]  ? find_held_lock+0x36/0x1c0
[  462.230340] 36*32kB 
[  462.233188]  ? __run_timers+0x7da/0xc70
[  462.237218] (UMH) 
[  462.239547]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.243495] 19*64kB 
[  462.245660]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.250128] (MH) 
[  462.252451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  462.256916] 11*128kB (UMH) 
[  462.258992]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  462.263201] 5*256kB (UM) 
[  462.266164]  ? trace_hardirqs_on+0xbd/0x310
[  462.270722] 4*512kB 
[  462.273470]  ? kasan_check_read+0x11/0x20
[  462.273488]  ? __run_timers+0x7da/0xc70
[  462.277797] (UH) 
[  462.280119]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  462.284235] 2*1024kB (H) 
[  462.288223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  462.290252] 2*2048kB 
[  462.295694]  __run_timers+0x7e5/0xc70
[  462.298425] (MH) 
[  462.302659]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  462.305030] 0*4096kB = 14124kB
[  462.308855]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  462.310929] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  462.316277]  ? graph_lock+0x170/0x170
[  462.319451] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  462.324455]  ? enqueue_hrtimer+0x1a5/0x560
[  462.333271] 146 total pagecache pages
[  462.337096]  ? lock_release+0x970/0x970
[  462.345651] 0 pages in swap cache
[  462.349871]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  462.353646] Swap cache stats: add 0, delete 0, find 0/0
[  462.353654] Free swap  = 0kB
[  462.357622]  ? find_held_lock+0x36/0x1c0
[  462.361067] Total swap = 0kB
[  462.366252]  ? graph_lock+0x170/0x170
[  462.371594] 1965979 pages RAM
[  462.374603]  ? pvclock_read_flags+0x160/0x160
[  462.378636] 0 pages HighMem/MovableOnly
[  462.378643] 342307 pages reserved
[  462.381658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.385435] 0 pages cma reserved
[  462.388583]  ? check_preemption_disabled+0x48/0x200
[  462.393128] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  462.397024]  ? __lock_is_held+0xb5/0x140
[  462.400574] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  462.406006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.409348] syz-fuzzer cpuset=
[  462.414357]  ? check_preemption_disabled+0x48/0x200
[  462.420823] /
[  462.424884]  run_timer_softirq+0x52/0xb0
[  462.435085]  mems_allowed=0
[  462.440616]  ? rcu_read_lock_sched_held+0x108/0x120
[  462.462483]  __do_softirq+0x30b/0xad8
[  462.466327]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  462.471472]  ? pvclock_read_flags+0x160/0x160
[  462.475976]  ? lapic_next_event+0x5a/0x90
[  462.480130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.485670]  ? check_preemption_disabled+0x48/0x200
[  462.490691]  ? check_preemption_disabled+0x48/0x200
[  462.495713]  ? kvm_clock_read+0x18/0x30
[  462.499687]  ? kvm_sched_clock_read+0x9/0x20
[  462.504102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.509640]  ? check_preemption_disabled+0x48/0x200
[  462.514669]  irq_exit+0x17f/0x1c0
[  462.518148]  smp_apic_timer_interrupt+0x1cb/0x760
[  462.522997]  ? smp_reschedule_interrupt+0x109/0x650
[  462.528020]  ? smp_call_function_single_interrupt+0x650/0x650
[  462.533912]  ? interrupt_entry+0xb5/0xf0
[  462.538009]  ? trace_hardirqs_off_caller+0xbb/0x310
[  462.543089]  ? trace_hardirqs_off_caller+0xbb/0x310
[  462.548107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.552954]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.557990]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.563025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.568580]  ? check_preemption_disabled+0x48/0x200
[  462.573599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.579147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.584009]  apic_timer_interrupt+0xf/0x20
[  462.588243]  </IRQ>
[  462.590488] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  462.596374] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  462.615275] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  462.622995] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  462.630263] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  462.637532] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  462.644802] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  462.652099] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  462.659401]  ? save_stack+0xa9/0xd0
[  462.663046]  __kmalloc_node_track_caller+0x33/0x70
[  462.667990]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  462.672754]  pskb_expand_head+0x230/0x10f0
[  462.677000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.682541]  ? memcpy+0x45/0x50
[  462.685825]  ? __copy_skb_header+0x350/0x6b0
[  462.690237]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  462.694732]  ? skb_checksum+0x140/0x140
[  462.698718]  ? __lock_is_held+0xb5/0x140
[  462.702799]  ? kasan_check_write+0x14/0x20
[  462.707036]  ? __skb_clone+0x6c7/0xa00
[  462.710931]  ? __copy_skb_header+0x6b0/0x6b0
[  462.715347]  ? kmem_cache_alloc+0x33a/0x730
[  462.719675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.725220]  skb_ensure_writable+0x3dd/0x640
[  462.729639]  ? skb_cow_data+0xf10/0xf10
[  462.733615]  ? preempt_notifier_register+0x200/0x200
[  462.738722]  ? __switch_to_asm+0x34/0x70
[  462.742782]  ? __switch_to_asm+0x34/0x70
[  462.746842]  ? __switch_to_asm+0x40/0x70
[  462.750924]  ? __switch_to_asm+0x34/0x70
[  462.755017]  ? __switch_to_asm+0x40/0x70
[  462.759080]  ? __switch_to_asm+0x40/0x70
[  462.763145]  ? __switch_to_asm+0x34/0x70
[  462.767207]  ? __switch_to_asm+0x34/0x70
[  462.771269]  ? __switch_to_asm+0x40/0x70
[  462.775327]  ? __switch_to_asm+0x34/0x70
[  462.779399]  bpf_clone_redirect+0x14a/0x490
[  462.783733]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  462.788756]  ? __sched_text_start+0x8/0x8
[  462.792939]  ? find_held_lock+0x36/0x1c0
[  462.797028]  ? lock_acquire+0x1ed/0x520
[  462.801009]  ? bpf_test_run+0x32e/0x5a0
[  462.805015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.810558]  ? check_preemption_disabled+0x48/0x200
[  462.815580]  ? kasan_check_read+0x11/0x20
[  462.819732]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  462.825009]  ? rcu_bh_qs+0xc0/0xc0
[  462.828556]  ? preempt_schedule+0x4d/0x60
[  462.832707]  ? ___preempt_schedule+0x16/0x18
[  462.837124]  ? bpf_test_run+0x1c0/0x5a0
[  462.841114]  ? netlink_diag_dump+0x2a0/0x2a0
[  462.845530]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.851085]  ? bpf_test_init.isra.9+0x70/0x100
[  462.855678]  ? bpf_prog_test_run_skb+0x634/0xb40
[  462.860445]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  462.865289]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  462.870823]  ? fput+0x130/0x1a0
[  462.874110]  ? __bpf_prog_get+0x9b/0x290
[  462.878173]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  462.883015]  ? bpf_prog_test_run+0x130/0x1a0
[  462.887434]  ? __x64_sys_bpf+0x3d8/0x510
[  462.891499]  ? bpf_prog_get+0x20/0x20
[  462.895322]  ? do_syscall_64+0x1b9/0x820
[  462.899428]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  462.904802]  ? syscall_return_slowpath+0x5e0/0x5e0
[  462.909734]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.914581]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.919603]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  462.924625]  ? prepare_exit_to_usermode+0x291/0x3b0
[  462.929649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.934505]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  462.939891] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  462.939989] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  462.946821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  462.946829] Call Trace:
[  462.953404] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  462.962659]  <IRQ>
[  462.965230] syz-executor0 cpuset=
[  462.975712]  dump_stack+0x1c4/0x2b4
[  462.977837] syz0
[  462.981286]  ? dump_stack_print_info.cold.2+0x52/0x52
[  462.984891]  mems_allowed=0
[  462.986866]  warn_alloc.cold.119+0xb7/0x1bd
[  462.999254]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  463.004104]  ? lock_downgrade+0x900/0x900
[  463.008267]  ? trace_hardirqs_off+0xb8/0x310
[  463.012686]  ? trace_hardirqs_off+0xb8/0x310
[  463.017108]  __alloc_pages_slowpath+0x2667/0x2d80
[  463.021998]  ? warn_alloc+0x120/0x120
[  463.025805]  ? trace_hardirqs_on+0x310/0x310
[  463.030218]  ? warn_alloc+0x120/0x120
[  463.034023]  ? print_usage_bug+0xc0/0xc0
[  463.038089]  ? warn_alloc+0x120/0x120
[  463.041898]  ? ktime_get+0x2e1/0x440
[  463.045614]  ? print_usage_bug+0xc0/0xc0
[  463.049678]  ? __lock_acquire+0x7ec/0x4ec0
[  463.053913]  ? __lock_acquire+0x7ec/0x4ec0
[  463.058153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.063692]  ? should_fail+0x22d/0xd01
[  463.067579]  ? __lock_acquire+0x7ec/0x4ec0
[  463.071817]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.076925]  ? __lock_acquire+0x7ec/0x4ec0
[  463.081169]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.086270]  ? __lock_acquire+0x7ec/0x4ec0
[  463.090522]  ? should_fail+0x22d/0xd01
[  463.094426]  ? mark_held_locks+0x130/0x130
[  463.098684]  ? mark_held_locks+0x130/0x130
[  463.102933]  ? graph_lock+0x170/0x170
[  463.106743]  ? print_usage_bug+0xc0/0xc0
[  463.110810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.116350]  ? check_preemption_disabled+0x48/0x200
[  463.121368]  ? check_preemption_disabled+0x48/0x200
[  463.126395]  ? __lock_is_held+0xb5/0x140
[  463.130480]  __alloc_pages_nodemask+0xa80/0xde0
[  463.135152]  ? graph_lock+0x170/0x170
[  463.138958]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  463.143995]  ? graph_lock+0x170/0x170
[  463.147812]  ? find_held_lock+0x36/0x1c0
[  463.151883]  ? ____cache_alloc_node+0x1c7/0x1e0
[  463.156555]  ? lock_downgrade+0x900/0x900
[  463.160715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.166259]  cache_grow_begin+0x91/0x8c0
[  463.170322]  ? do_raw_spin_unlock+0xa7/0x2f0
[  463.174739]  fallback_alloc+0x203/0x2e0
[  463.178724]  ____cache_alloc_node+0x1c7/0x1e0
[  463.183227]  kmem_cache_alloc_node+0xe3/0x730
[  463.187741]  ? ipv6_get_ifaddr+0x42e/0x620
[  463.191995]  __alloc_skb+0x119/0x770
[  463.195712]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.201007]  ? skb_scrub_packet+0x490/0x490
[  463.205331]  ? lock_downgrade+0x900/0x900
[  463.209492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.215031]  ? refcount_sub_and_test_checked+0x203/0x310
[  463.220489]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  463.225947]  ? addrconf_rs_timer+0x690/0x690
[  463.230380]  ndisc_alloc_skb+0x144/0x340
[  463.234451]  ndisc_send_rs+0x331/0x6e0
[  463.238344]  addrconf_rs_timer+0x314/0x690
[  463.242664]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.246916]  call_timer_fn+0x272/0x920
[  463.250804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.255041]  ? process_timeout+0x40/0x40
[  463.259106]  ? find_held_lock+0x36/0x1c0
[  463.263179]  ? mark_held_locks+0xc7/0x130
[  463.267335]  ? _raw_spin_unlock_irq+0x27/0x80
[  463.271828]  ? _raw_spin_unlock_irq+0x27/0x80
[  463.276340]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.280577]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  463.285162]  ? trace_hardirqs_on+0xbd/0x310
[  463.289481]  ? kasan_check_read+0x11/0x20
[  463.293630]  ? __run_timers+0x7da/0xc70
[  463.297607]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  463.303075]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.307311]  __run_timers+0x7e5/0xc70
[  463.311126]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  463.316494]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.321778]  ? rcu_bh_qs+0xc0/0xc0
[  463.325320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.330866]  ? mark_held_locks+0xc7/0x130
[  463.335019]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  463.339782]  ? retint_kernel+0x2d/0x2d
[  463.343672]  ? trace_hardirqs_on_caller+0xc0/0x310
[  463.348607]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  463.353362]  ? trace_hardirqs_off+0x310/0x310
[  463.357863]  ? check_preemption_disabled+0x48/0x200
[  463.362878]  ? graph_lock+0x170/0x170
[  463.366687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.372227]  ? check_preemption_disabled+0x48/0x200
[  463.377259]  ? __lock_is_held+0xb5/0x140
[  463.381321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.386858]  ? check_preemption_disabled+0x48/0x200
[  463.391900]  run_timer_softirq+0x52/0xb0
[  463.395985]  ? rcu_read_lock_sched_held+0x108/0x120
[  463.401009]  __do_softirq+0x30b/0xad8
[  463.404821]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  463.409933]  ? pvclock_read_flags+0x160/0x160
[  463.414437]  ? lapic_next_event+0x5a/0x90
[  463.418587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.424130]  ? check_preemption_disabled+0x48/0x200
[  463.429146]  ? check_preemption_disabled+0x48/0x200
[  463.434175]  ? kvm_clock_read+0x18/0x30
[  463.438153]  ? kvm_sched_clock_read+0x9/0x20
[  463.442571]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.448115]  ? check_preemption_disabled+0x48/0x200
[  463.453151]  irq_exit+0x17f/0x1c0
[  463.456634]  smp_apic_timer_interrupt+0x1cb/0x760
[  463.461481]  ? smp_reschedule_interrupt+0x109/0x650
[  463.466501]  ? smp_call_function_single_interrupt+0x650/0x650
[  463.472406]  ? interrupt_entry+0xb5/0xf0
[  463.476474]  ? trace_hardirqs_off_caller+0xbb/0x310
[  463.481518]  ? trace_hardirqs_off_caller+0xbb/0x310
[  463.486554]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.491401]  ? trace_hardirqs_on_caller+0x310/0x310
[  463.496418]  ? trace_hardirqs_on_caller+0x310/0x310
[  463.501439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.506986]  ? check_preemption_disabled+0x48/0x200
[  463.512009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.517563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.522419]  apic_timer_interrupt+0xf/0x20
[  463.526648]  </IRQ>
[  463.528891] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  463.534172] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  463.553073] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  463.560784] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  463.568054] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  463.575324] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  463.582628] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  463.589894] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  463.597189]  ? arch_local_irq_restore+0x45/0x52
[  463.601872]  dump_stack+0x26a/0x2b4
[  463.605509]  ? dump_stack_print_info.cold.2+0x52/0x52
[  463.610710]  ? mark_held_locks+0x130/0x130
[  463.614946]  ? mark_held_locks+0x130/0x130
[  463.619201]  dump_header+0x27b/0xf72
[  463.622927]  ? pagefault_out_of_memory+0x197/0x197
[  463.627912]  ? __lock_acquire+0x7ec/0x4ec0
[  463.632152]  ? mem_cgroup_charge_statistics+0x780/0x780
[  463.637516]  ? print_usage_bug+0xc0/0xc0
[  463.641585]  ? print_usage_bug+0xc0/0xc0
[  463.645655]  ? graph_lock+0x170/0x170
[  463.649459]  ? print_usage_bug+0xc0/0xc0
[  463.653774]  ? print_usage_bug+0xc0/0xc0
[  463.657847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.663424]  ? find_held_lock+0x36/0x1c0
[  463.667496]  ? mark_held_locks+0xc7/0x130
[  463.671649]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  463.676774]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  463.681879]  ? lockdep_hardirqs_on+0x421/0x5c0
[  463.686464]  ? trace_hardirqs_on+0xbd/0x310
[  463.690783]  ? kasan_check_read+0x11/0x20
[  463.694942]  ? ___ratelimit+0x36f/0x655
[  463.698928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  463.704384]  ? trace_hardirqs_on+0x310/0x310
[  463.708794]  ? lock_downgrade+0x900/0x900
[  463.712951]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  463.718062]  ? ___ratelimit+0xaa/0x655
[  463.721955]  ? idr_get_free+0xec0/0xec0
[  463.725942]  ? kasan_check_write+0x14/0x20
[  463.730189]  ? do_raw_spin_lock+0xc1/0x200
[  463.734432]  oom_kill_process.cold.27+0x10/0x903
[  463.739193]  ? graph_lock+0x170/0x170
[  463.743023]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  463.748833]  ? kasan_check_read+0x11/0x20
[  463.752988]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.758271]  ? oom_evaluate_task+0x540/0x540
[  463.762686]  ? find_held_lock+0x36/0x1c0
[  463.766758]  ? out_of_memory+0x974/0x1430
[  463.770913]  ? lock_downgrade+0x900/0x900
[  463.775068]  ? check_preemption_disabled+0x48/0x200
[  463.780095]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  463.786421]  ? kasan_check_read+0x11/0x20
[  463.790574]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.795853]  ? rcu_bh_qs+0xc0/0xc0
[  463.799402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.804938]  ? oom_evaluate_task+0x302/0x540
[  463.809362]  out_of_memory+0xa84/0x1430
[  463.813346]  ? oom_killer_disable+0x3a0/0x3a0
[  463.817847]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  463.822795]  ? __mutex_add_waiter+0x2a0/0x2a0
[  463.827307]  __alloc_pages_slowpath+0x2318/0x2d80
[  463.832188]  ? warn_alloc+0x120/0x120
[  463.836012]  ? find_get_entry+0x2f2/0xc40
[  463.840172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.845714]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  463.850645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.856189]  ? should_fail+0x22d/0xd01
[  463.860087]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.865194]  ? __lock_is_held+0xb5/0x140
[  463.869286]  ? __lock_is_held+0xb5/0x140
[  463.873370]  ? find_held_lock+0x36/0x1c0
[  463.877439]  ? ___might_sleep+0x1ed/0x300
[  463.881585]  ? lock_release+0x970/0x970
[  463.885564]  ? arch_local_save_flags+0x40/0x40
[  463.890160]  ? __might_sleep+0x95/0x190
[  463.894144]  __alloc_pages_nodemask+0xa80/0xde0
[  463.898824]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  463.903846]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  463.909654]  ? kasan_check_read+0x11/0x20
[  463.913836]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.919119]  ? graph_lock+0x170/0x170
[  463.922925]  ? print_usage_bug+0xc0/0xc0
[  463.926994]  ? graph_lock+0x170/0x170
[  463.930799]  ? graph_lock+0x170/0x170
[  463.934603]  ? __do_page_cache_readahead+0x7ce/0x980
[  463.939716]  ? find_held_lock+0x36/0x1c0
[  463.943788]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  463.949333]  alloc_pages_current+0x10c/0x210
[  463.953741]  ? lock_downgrade+0x900/0x900
[  463.957906]  __page_cache_alloc+0x38f/0x5b0
[  463.962236]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  463.968034]  ? kasan_check_read+0x11/0x20
[  463.972185]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.977466]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  463.982139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.987683]  ? check_preemption_disabled+0x48/0x200
[  463.992711]  filemap_fault+0x1594/0x25f0
[  463.996791]  ? __lock_page_or_retry+0xa00/0xa00
[  464.001483]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  464.007281]  ? kasan_check_read+0x11/0x20
[  464.011432]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  464.016711]  ? rcu_bh_qs+0xc0/0xc0
[  464.020270]  ? filemap_map_pages+0xdea/0x1980
[  464.024779]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  464.029924]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  464.035202]  ? debug_object_free+0x325/0x690
[  464.039614]  ? find_get_pages_range_tag+0x1320/0x1320
[  464.044813]  ? graph_lock+0x170/0x170
[  464.048623]  ? kasan_check_read+0x11/0x20
[  464.052791]  ? debug_object_destroy+0x2b0/0x2b0
[  464.057487]  ? lock_acquire+0x1ed/0x520
[  464.061462]  ? ext4_filemap_fault+0x7a/0xad
[  464.065790]  ? lock_release+0x970/0x970
[  464.069767]  ? arch_local_save_flags+0x40/0x40
[  464.074358]  ? futex_wait_setup+0x3e0/0x3e0
[  464.078696]  ? down_read+0xb0/0x1d0
[  464.082321]  ? ext4_filemap_fault+0x7a/0xad
[  464.086645]  ? __down_interruptible+0x700/0x700
[  464.091333]  ext4_filemap_fault+0x82/0xad
[  464.095488]  __do_fault+0x100/0x6b0
[  464.099124]  ? print_bad_pte+0x6c0/0x6c0
[  464.103190]  ? do_futex+0x249/0x26d0
[  464.106910]  ? do_raw_spin_unlock+0xa7/0x2f0
[  464.111322]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  464.115901]  ? kasan_check_read+0x11/0x20
[  464.120049]  ? pmd_val+0x88/0x100
[  464.123504]  ? add_mm_counter_fast+0xd0/0xd0
[  464.127914]  ? pmd_val+0x88/0x100
[  464.131372]  ? add_mm_counter_fast+0xd0/0xd0
[  464.135788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.141334]  __handle_mm_fault+0x3709/0x53e0
[  464.145752]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  464.150595]  ? graph_lock+0x170/0x170
[  464.154397]  ? print_usage_bug+0xc0/0xc0
[  464.158464]  ? graph_lock+0x170/0x170
[  464.162264]  ? graph_lock+0x170/0x170
[  464.166091]  ? handle_mm_fault+0x42a/0xc70
[  464.170326]  ? lock_downgrade+0x900/0x900
[  464.174476]  ? check_preemption_disabled+0x48/0x200
[  464.179499]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  464.185299]  ? kasan_check_read+0x11/0x20
[  464.189452]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  464.194731]  ? rcu_bh_qs+0xc0/0xc0
[  464.198273]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  464.203725]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.209264]  ? check_preemption_disabled+0x48/0x200
[  464.214295]  handle_mm_fault+0x54f/0xc70
[  464.218365]  ? __handle_mm_fault+0x53e0/0x53e0
[  464.222952]  ? find_vma+0x34/0x190
[  464.226510]  __do_page_fault+0x67d/0xed0
[  464.230585]  ? mm_fault_error+0x380/0x380
[  464.234733]  ? trace_hardirqs_off+0xb8/0x310
[  464.239162]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  464.244526]  ? trace_hardirqs_on+0x310/0x310
[  464.248947]  do_page_fault+0xf2/0x7e0
[  464.252761]  ? vmalloc_sync_all+0x30/0x30
[  464.256912]  ? error_entry+0x70/0xd0
[  464.260630]  ? trace_hardirqs_off_caller+0xbb/0x310
[  464.265652]  ? trace_hardirqs_on_caller+0xc0/0x310
[  464.270582]  ? syscall_return_slowpath+0x5e0/0x5e0
[  464.275511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  464.280358]  ? trace_hardirqs_on_caller+0x310/0x310
[  464.285374]  ? trace_hardirqs_off+0x310/0x310
[  464.289873]  ? prepare_exit_to_usermode+0x291/0x3b0
[  464.294892]  ? page_fault+0x8/0x30
[  464.298435]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  464.303284]  ? page_fault+0x8/0x30
[  464.306827]  page_fault+0x1e/0x30
[  464.310281] RIP: 0033:0x45ddf3
[  464.313476] Code: Bad RIP value.
[  464.316838] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  464.322222] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  464.329492] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  464.336758] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  464.344026] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  464.351293] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  464.358592] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  464.358597] warn_alloc_show_mem: 1 callbacks suppressed
[  464.358604] Mem-Info:
[  464.365882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  464.371250] active_anon:29560 inactive_anon:112 isolated_anon:0
[  464.371250]  active_file:13 inactive_file:14 isolated_file:0
[  464.371250]  unevictable:0 dirty:0 writeback:0 unstable:0
[  464.371250]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  464.371250]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  464.371250]  free:13798 free_pcp:488 free_cma:0
[  464.373625] Call Trace:
[  464.382998] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  464.383031] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  464.415913]  <IRQ>
[  464.418484] lowmem_reserve[]:
[  464.445815]  dump_stack+0x1c4/0x2b4
[  464.471899]  0 2819
[  464.474078]  ? dump_stack_print_info.cold.2+0x52/0x52
[  464.477146]  6323
[  464.480800]  warn_alloc.cold.119+0xb7/0x1bd
[  464.483004]  6323
[  464.488186]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  464.490226] Node 0 
[  464.494541]  ? lock_downgrade+0x900/0x900
[  464.496615] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  464.501429]  ? trace_hardirqs_off+0xb8/0x310
[  464.503633] lowmem_reserve[]: 0
[  464.507783]  ? trace_hardirqs_off+0xb8/0x310
[  464.534315]  0 3503
[  464.538781]  __alloc_pages_slowpath+0x2667/0x2d80
[  464.542017]  3503
[  464.546454]  ? warn_alloc+0x120/0x120
[  464.548648] Node 0 
[  464.553490]  ? trace_hardirqs_on+0x310/0x310
[  464.555557] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  464.559323]  ? warn_alloc+0x120/0x120
[  464.561538] lowmem_reserve[]:
[  464.565944]  ? print_usage_bug+0xc0/0xc0
[  464.594373]  0 0
[  464.598192]  ? warn_alloc+0x120/0x120
[  464.601260]  0 0
[  464.605326]  ? ktime_get+0x2e1/0x440
[  464.607278] Node 0 
[  464.611079]  ? print_usage_bug+0xc0/0xc0
[  464.613040] DMA: 
[  464.616748]  ? __lock_acquire+0x7ec/0x4ec0
[  464.618972] 1*4kB 
[  464.623037]  ? __lock_acquire+0x7ec/0x4ec0
[  464.625072] (U) 
[  464.629310]  ? kasan_check_read+0x11/0x20
[  464.631439] 0*8kB 
[  464.635673]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.637626] 0*16kB 
[  464.641769]  ? should_fail+0x22d/0xd01
[  464.643892] 1*32kB (U) 
[  464.649434]  ? rcu_bh_qs+0xc0/0xc0
[  464.651650] 2*64kB 
[  464.655988]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  464.658554] (U) 
[  464.662091]  ? __lock_acquire+0x7ec/0x4ec0
[  464.664298] 1*128kB (U) 
[  464.669403]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  464.671360] 1*256kB 
[  464.675586]  ? __lock_acquire+0x7ec/0x4ec0
[  464.678233] (U) 
[  464.683328]  ? should_fail+0x22d/0xd01
[  464.685630] 0*512kB 
[  464.689859]  ? rcu_idle_enter+0x4b0/0x4b0
[  464.691812] 1*1024kB 
[  464.695693]  ? mark_held_locks+0x130/0x130
[  464.697989] (U) 
[  464.702129]  ? mark_held_locks+0x130/0x130
[  464.704514] 1*2048kB 
[  464.708741]  ? mark_held_locks+0xc7/0x130
[  464.710690] (M) 
[  464.714925]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  464.717319] 3*4096kB (M) 
[  464.721467]  ? graph_lock+0x170/0x170
[  464.723446] = 15908kB
[  464.728453]  ? print_usage_bug+0xc0/0xc0
[  464.731190] Node 0 
[  464.734994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.737396] DMA32: 
[  464.741457]  ? check_preemption_disabled+0x48/0x200
[  464.743669] 6*4kB 
[  464.749200]  ? check_preemption_disabled+0x48/0x200
[  464.751410] (MH) 
[  464.756425]  ? __lock_is_held+0xb5/0x140
[  464.758544] 0*8kB 3*16kB 
[  464.763569]  __alloc_pages_nodemask+0xa80/0xde0
[  464.765603] (MH) 
[  464.769659]  ? graph_lock+0x170/0x170
[  464.772393] 2*32kB 
[  464.777063]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  464.779108] (M) 5*64kB 
[  464.782958]  ? graph_lock+0x170/0x170
[  464.785181] (MH) 
[  464.790197]  ? find_held_lock+0x36/0x1c0
[  464.792744] 4*128kB (MH) 
[  464.796561]  ? ____cache_alloc_node+0x1c7/0x1e0
[  464.798593] 3*256kB 
[  464.802674]  ? lock_downgrade+0x900/0x900
[  464.805402] (M) 4*512kB 
[  464.810077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.812372] (MH) 
[  464.816548]  cache_grow_begin+0x91/0x8c0
[  464.819194] 3*1024kB 
[  464.824725]  ? do_raw_spin_unlock+0xa7/0x2f0
[  464.826788] (MH) 
[  464.830851]  fallback_alloc+0x203/0x2e0
[  464.833233] 3*2048kB (M) 
[  464.837646]  ____cache_alloc_node+0x1c7/0x1e0
[  464.839680] 3*4096kB 
[  464.843647]  kmem_cache_alloc_node+0xe3/0x730
[  464.846398] (M) 
[  464.850895]  ? ipv6_get_ifaddr+0x42e/0x620
[  464.853279] = 25288kB
[  464.857772]  __alloc_skb+0x119/0x770
[  464.859722] Node 0 
[  464.863954]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  464.866344] Normal: 
[  464.870054]  ? skb_scrub_packet+0x490/0x490
[  464.872273] 9*4kB 
[  464.877550]  ? lock_downgrade+0x900/0x900
[  464.879849] (ME) 
[  464.884171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.886293] 37*8kB (UM) 
[  464.890443]  ? refcount_sub_and_test_checked+0x203/0x310
[  464.892475] 34*16kB (UMH) 
[  464.898015]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  464.900662] 36*32kB 
[  464.906113]  ? addrconf_rs_timer+0x690/0x690
[  464.908931] (UMH) 
[  464.914382]  ndisc_alloc_skb+0x144/0x340
[  464.916682] 19*64kB (MH) 
[  464.921098]  ndisc_send_rs+0x331/0x6e0
[  464.923221] 11*128kB 
[  464.927279]  addrconf_rs_timer+0x314/0x690
[  464.930009] (UMH) 
[  464.933993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  464.936374] 5*256kB (UM) 
[  464.940621]  call_timer_fn+0x272/0x920
[  464.942741] 4*512kB 
[  464.946978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  464.949708] (UH) 
[  464.953591]  ? process_timeout+0x40/0x40
[  464.955889] 2*1024kB 
[  464.960120]  ? find_held_lock+0x36/0x1c0
[  464.962162] (H) 
[  464.966223]  ? __run_timers+0x7da/0xc70
[  464.968605] 2*2048kB 
[  464.972658]  ? _raw_spin_unlock_irq+0x27/0x80
[  464.974608] (MH) 
[  464.978593]  ? _raw_spin_unlock_irq+0x27/0x80
[  464.980987] 0*4096kB 
[  464.985475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  464.987512] = 14124kB
[  464.992001]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  464.994396] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  464.998618]  ? trace_hardirqs_on+0xbd/0x310
[  465.001010] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  465.005580]  ? kasan_check_read+0x11/0x20
[  465.014393] 146 total pagecache pages
[  465.018729]  ? __run_timers+0x7da/0xc70
[  465.027283] 0 pages in swap cache
[  465.031420]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  465.035191] Swap cache stats: add 0, delete 0, find 0/0
[  465.035199] Free swap  = 0kB
[  465.039173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  465.042601] Total swap = 0kB
[  465.048064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  465.053401] 1965979 pages RAM
[  465.056415]  __run_timers+0x7e5/0xc70
[  465.060800] 0 pages HighMem/MovableOnly
[  465.063821]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  465.068020] 342307 pages reserved
[  465.068028] 0 pages cma reserved
[  465.071132]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  465.074989] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  465.078873]  ? graph_lock+0x170/0x170
[  465.078892]  ? enqueue_hrtimer+0x1a5/0x560
[  465.078908]  ? lock_release+0x970/0x970
[  465.084317] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  465.087702]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  465.091049] syz-fuzzer cpuset=
[  465.096063]  ? find_held_lock+0x36/0x1c0
[  465.102703] /
[  465.106499]  ? graph_lock+0x170/0x170
[  465.110714]  mems_allowed=0
[  465.114680]  ? pvclock_read_flags+0x160/0x160
[  465.150176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.155720]  ? check_preemption_disabled+0x48/0x200
[  465.160750]  ? __lock_is_held+0xb5/0x140
[  465.164814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.170353]  ? check_preemption_disabled+0x48/0x200
[  465.175384]  run_timer_softirq+0x52/0xb0
[  465.179450]  ? rcu_read_lock_sched_held+0x108/0x120
[  465.184480]  __do_softirq+0x30b/0xad8
[  465.188294]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  465.193407]  ? pvclock_read_flags+0x160/0x160
[  465.197904]  ? lapic_next_event+0x5a/0x90
[  465.202057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.207599]  ? check_preemption_disabled+0x48/0x200
[  465.212616]  ? check_preemption_disabled+0x48/0x200
[  465.217642]  ? kvm_clock_read+0x18/0x30
[  465.221619]  ? kvm_sched_clock_read+0x9/0x20
[  465.226050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.231590]  ? check_preemption_disabled+0x48/0x200
[  465.236620]  irq_exit+0x17f/0x1c0
[  465.240082]  smp_apic_timer_interrupt+0x1cb/0x760
[  465.244924]  ? smp_reschedule_interrupt+0x109/0x650
[  465.249943]  ? smp_call_function_single_interrupt+0x650/0x650
[  465.255835]  ? interrupt_entry+0xb5/0xf0
[  465.259904]  ? trace_hardirqs_off_caller+0xbb/0x310
[  465.264919]  ? trace_hardirqs_off_caller+0xbb/0x310
[  465.269937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.274792]  ? trace_hardirqs_on_caller+0x310/0x310
[  465.279808]  ? trace_hardirqs_on_caller+0x310/0x310
[  465.284831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.290375]  ? check_preemption_disabled+0x48/0x200
[  465.295391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.300938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.305801]  apic_timer_interrupt+0xf/0x20
[  465.310029]  </IRQ>
[  465.312293] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  465.318184] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  465.337102] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  465.344818] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  465.352101] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  465.359385] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  465.366654] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  465.373937] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  465.381245]  ? save_stack+0xa9/0xd0
[  465.384886]  __kmalloc_node_track_caller+0x33/0x70
[  465.389831]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  465.394593]  pskb_expand_head+0x230/0x10f0
[  465.398835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.404379]  ? memcpy+0x45/0x50
[  465.407661]  ? __copy_skb_header+0x350/0x6b0
[  465.412076]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  465.416574]  ? skb_checksum+0x140/0x140
[  465.420560]  ? __lock_is_held+0xb5/0x140
[  465.424629]  ? kasan_check_write+0x14/0x20
[  465.428861]  ? __skb_clone+0x6c7/0xa00
[  465.432752]  ? __copy_skb_header+0x6b0/0x6b0
[  465.437161]  ? kmem_cache_alloc+0x33a/0x730
[  465.441489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.447042]  skb_ensure_writable+0x3dd/0x640
[  465.451454]  ? skb_cow_data+0xf10/0xf10
[  465.455434]  ? preempt_notifier_register+0x200/0x200
[  465.460542]  ? __switch_to_asm+0x34/0x70
[  465.464625]  ? __switch_to_asm+0x34/0x70
[  465.468714]  ? __switch_to_asm+0x40/0x70
[  465.472775]  ? __switch_to_asm+0x34/0x70
[  465.476835]  ? __switch_to_asm+0x40/0x70
[  465.480896]  ? __switch_to_asm+0x40/0x70
[  465.484952]  ? __switch_to_asm+0x34/0x70
[  465.489051]  ? __switch_to_asm+0x34/0x70
[  465.493113]  ? __switch_to_asm+0x40/0x70
[  465.497171]  ? __switch_to_asm+0x34/0x70
[  465.501245]  bpf_clone_redirect+0x14a/0x490
[  465.505582]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  465.510605]  ? __sched_text_start+0x8/0x8
[  465.514770]  ? find_held_lock+0x36/0x1c0
[  465.518840]  ? lock_acquire+0x1ed/0x520
[  465.522835]  ? bpf_test_run+0x32e/0x5a0
[  465.526811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.532350]  ? check_preemption_disabled+0x48/0x200
[  465.537370]  ? kasan_check_read+0x11/0x20
[  465.541526]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  465.546822]  ? rcu_bh_qs+0xc0/0xc0
[  465.550382]  ? preempt_schedule+0x4d/0x60
[  465.554550]  ? ___preempt_schedule+0x16/0x18
[  465.558990]  ? bpf_test_run+0x1c0/0x5a0
[  465.563001]  ? netlink_diag_dump+0x2a0/0x2a0
[  465.567421]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  465.573038]  ? bpf_test_init.isra.9+0x70/0x100
[  465.577686]  ? bpf_prog_test_run_skb+0x634/0xb40
[  465.582449]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  465.587296]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  465.592835]  ? fput+0x130/0x1a0
[  465.596121]  ? __bpf_prog_get+0x9b/0x290
[  465.600184]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  465.605025]  ? bpf_prog_test_run+0x130/0x1a0
[  465.609461]  ? __x64_sys_bpf+0x3d8/0x510
[  465.613528]  ? bpf_prog_get+0x20/0x20
[  465.617358]  ? do_syscall_64+0x1b9/0x820
[  465.621419]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  465.626786]  ? syscall_return_slowpath+0x5e0/0x5e0
[  465.631715]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.636567]  ? trace_hardirqs_on_caller+0x310/0x310
[  465.641587]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  465.646636]  ? prepare_exit_to_usermode+0x291/0x3b0
[  465.651664]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.656955]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  465.662352] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  465.662386] rcu: INFO: rcu_preempt self-detected stall on CPU
[  465.669279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  465.669287] Call Trace:
[  465.684499]  <IRQ>
[  465.687345] rcu: 	0-...!: (67 ticks this GP) idle=3d6/1/0x4000000000000004 softirq=33105/33105 fqs=6 
[  465.689216]  dump_stack+0x1c4/0x2b4
[  465.689235]  ? dump_stack_print_info.cold.2+0x52/0x52
[  465.689261]  warn_alloc.cold.119+0xb7/0x1bd
[  465.689277]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  465.689295]  ? lock_downgrade+0x900/0x900
[  465.689318]  ? trace_hardirqs_off+0xb8/0x310
[  465.689337]  ? trace_hardirqs_off+0xb8/0x310
[  465.689358]  __alloc_pages_slowpath+0x2667/0x2d80
[  465.689413]  ? warn_alloc+0x120/0x120
[  465.699170] rcu: 	
[  465.702805]  ? warn_alloc+0x120/0x120
[  465.707996]  (t=10621 jiffies g=43945 q=25)
[  465.712312]  ? print_usage_bug+0xc0/0xc0
[  465.717143] rcu: rcu_preempt kthread starved for 9725 jiffies! g43945 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  465.721273]  ? warn_alloc+0x120/0x120
[  465.725656] rcu: RCU grace-period kthread stack dump:
[  465.730067]  ? print_usage_bug+0xc0/0xc0
[  465.734887] rcu_preempt     R
[  465.738681]  ? __lock_acquire+0x7ec/0x4ec0
[  465.740809]   running task    
[  465.744603]  ? __lock_acquire+0x7ec/0x4ec0
[  465.748907] 22872    10      2 0x80000000
[  465.752960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.763339] Call Trace:
[  465.767135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  465.772316]  __schedule+0x86c/0x1ed0
[  465.776360]  ? should_fail+0x22d/0xd01
[  465.779490]  ? __sched_text_start+0x8/0x8
[  465.783705]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  465.787052]  ? __mod_timer+0x6f6/0x1870
[  465.791536]  ? __lock_acquire+0x7ec/0x4ec0
[  465.795666]  ? add_timer_on+0x9f0/0x9f0
[  465.801188]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  465.803763]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  465.809282]  ? __lock_acquire+0x7ec/0x4ec0
[  465.812987]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  465.816852]  ? should_fail+0x22d/0xd01
[  465.816877]  ? mark_held_locks+0x130/0x130
[  465.821007]  ? trace_hardirqs_on+0xbd/0x310
[  465.826091]  ? mark_held_locks+0x130/0x130
[  465.830070]  ? kasan_check_read+0x11/0x20
[  465.834287]  ? graph_lock+0x170/0x170
[  465.838251]  ? prepare_to_swait_event+0x25a/0x800
[  465.843335]  ? print_usage_bug+0xc0/0xc0
[  465.848425]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  465.852645]  ? graph_lock+0x170/0x170
[  465.857760]  schedule+0xfe/0x460
[  465.861631]  ? print_usage_bug+0xc0/0xc0
[  465.865862]  ? __schedule+0x1ed0/0x1ed0
[  465.870166]  ? wq_watchdog_touch+0x9c/0xfe
[  465.874386]  ? prepare_to_swait_event+0x25a/0x800
[  465.878519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.882308]  ? __init_swait_queue_head+0x150/0x150
[  465.887146]  ? check_preemption_disabled+0x48/0x200
[  465.891193]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  465.896624]  ? check_preemption_disabled+0x48/0x200
[  465.896649]  ? __lock_is_held+0xb5/0x140
[  465.900429]  ? __lockdep_init_map+0x105/0x590
[  465.903813]  __alloc_pages_nodemask+0xa80/0xde0
[  465.907854]  ? lockdep_init_map+0x9/0x10
[  465.911825]  ? graph_lock+0x170/0x170
[  465.916053]  schedule_timeout+0x140/0x260
[  465.920877]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  465.926400]  ? usleep_range+0x1a0/0x1a0
[  465.931310]  ? graph_lock+0x170/0x170
[  465.931335]  ? find_held_lock+0x36/0x1c0
[  465.936334]  ? __next_timer_interrupt+0x1a0/0x1a0
[  465.941426]  ? ____cache_alloc_node+0x1c7/0x1e0
[  465.946422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.950464]  ? lock_downgrade+0x900/0x900
[  465.954951]  rcu_gp_kthread+0x9d9/0x2310
[  465.959600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.963665]  ? rcu_gp_init+0x1830/0x1830
[  465.967436]  cache_grow_begin+0x91/0x8c0
[  465.971566]  ? update_curr+0x344/0xbe0
[  465.976587]  ? do_raw_spin_unlock+0xa7/0x2f0
[  465.980551]  ? graph_lock+0x170/0x170
[  465.984342]  fallback_alloc+0x203/0x2e0
[  465.988385]  ? __account_cfs_rq_runtime+0x790/0x790
[  465.993216]  ____cache_alloc_node+0x1c7/0x1e0
[  465.997868]  ? __lock_acquire+0x7ec/0x4ec0
[  466.003406]  kmem_cache_alloc_node+0xe3/0x730
[  466.007538]  ? graph_lock+0x170/0x170
[  466.011589]  ? ipv6_get_ifaddr+0x42e/0x620
[  466.017117]  ? mark_held_locks+0x130/0x130
[  466.021172]  __alloc_skb+0x119/0x770
[  466.025220]  ? __lock_is_held+0xb5/0x140
[  466.029093]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.033482]  ? __account_cfs_rq_runtime+0x790/0x790
[  466.037265]  ? skb_scrub_packet+0x490/0x490
[  466.041234]  ? set_next_entity+0x2f0/0xaf0
[  466.046231]  ? lock_downgrade+0x900/0x900
[  466.050709]  ? mark_held_locks+0x130/0x130
[  466.054931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.059408]  ? rcu_read_lock_sched_held+0x108/0x120
[  466.063193]  ? refcount_sub_and_test_checked+0x203/0x310
[  466.067414]  ? update_load_avg+0x2470/0x2470
[  466.071632]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  466.075331]  ? __enqueue_entity+0x10d/0x1f0
[  466.079377]  ? addrconf_rs_timer+0x690/0x690
[  466.084638]  ? graph_lock+0x170/0x170
[  466.089640]  ndisc_alloc_skb+0x144/0x340
[  466.093937]  ? match_held_lock+0x291/0x8d0
[  466.098170]  ndisc_send_rs+0x331/0x6e0
[  466.102299]  ? graph_lock+0x170/0x170
[  466.106520]  addrconf_rs_timer+0x314/0x690
[  466.112049]  ? match_held_lock+0x290/0x8d0
[  466.117041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  466.122503]  ? match_held_lock+0x290/0x8d0
[  466.126899]  call_timer_fn+0x272/0x920
[  466.132326]  ? _raw_spin_unlock_irq+0x27/0x80
[  466.136636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  466.141029]  ? _raw_spin_unlock_irq+0x27/0x80
[  466.144821]  ? process_timeout+0x40/0x40
[  466.148865]  ? lockdep_hardirqs_on+0x421/0x5c0
[  466.153081]  ? find_held_lock+0x36/0x1c0
[  466.153103]  ? mark_held_locks+0xc7/0x130
[  466.156982]  ? trace_hardirqs_on+0xbd/0x310
[  466.160770]  ? _raw_spin_unlock_irq+0x27/0x80
[  466.164992]  ? kasan_check_read+0x11/0x20
[  466.169211]  ? _raw_spin_unlock_irq+0x27/0x80
[  466.173440]  ? mark_held_locks+0x130/0x130
[  466.177659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  466.181527]  ? audit_add_watch+0xc1/0xdc0
[  466.186013]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  466.190237]  ? kasan_check_write+0x14/0x20
[  466.194718]  ? trace_hardirqs_on+0xbd/0x310
[  466.198764]  ? finish_task_switch+0x2f5/0x900
[  466.203321]  ? kasan_check_read+0x11/0x20
[  466.203339]  ? __run_timers+0x7da/0xc70
[  466.207387]  ? __switch_to_asm+0x40/0x70
[  466.211520]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  466.215825]  ? preempt_notifier_register+0x200/0x200
[  466.220312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  466.224438]  ? __switch_to_asm+0x34/0x70
[  466.228919]  __run_timers+0x7e5/0xc70
[  466.233137]  ? __switch_to_asm+0x34/0x70
[  466.237366]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  466.241493]  ? __switch_to_asm+0x40/0x70
[  466.246067]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.250281]  ? __switch_to_asm+0x40/0x70
[  466.254589]  ? rcu_bh_qs+0xc0/0xc0
[  466.259069]  ? __switch_to_asm+0x34/0x70
[  466.263209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.267169]  ? __switch_to_asm+0x40/0x70
[  466.271217]  ? mark_held_locks+0xc7/0x130
[  466.276649]  ? __switch_to_asm+0x34/0x70
[  466.281741]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  466.285957]  ? __switch_to_asm+0x34/0x70
[  466.290023]  ? retint_kernel+0x2d/0x2d
[  466.293812]  ? __switch_to_asm+0x40/0x70
[  466.297859]  ? trace_hardirqs_on_caller+0xc0/0x310
[  466.303204]  ? __switch_to_asm+0x40/0x70
[  466.307254]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  466.312515]  ? __switch_to_asm+0x34/0x70
[  466.316567]  ? trace_hardirqs_off+0x310/0x310
[  466.320094]  ? __switch_to_asm+0x40/0x70
[  466.324149]  ? check_preemption_disabled+0x48/0x200
[  466.329668]  ? __schedule+0x874/0x1ed0
[  466.333717]  ? graph_lock+0x170/0x170
[  466.337853]  ? __switch_to_asm+0x40/0x70
[  466.341908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.346647]  ? __switch_to_asm+0x40/0x70
[  466.350700]  ? check_preemption_disabled+0x48/0x200
[  466.354571]  ? graph_lock+0x170/0x170
[  466.358621]  ? __lock_is_held+0xb5/0x140
[  466.363533]  ? __sched_text_start+0x8/0x8
[  466.367581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.372354]  ? find_held_lock+0x36/0x1c0
[  466.376398]  ? check_preemption_disabled+0x48/0x200
[  466.380889]  ? __kthread_parkme+0xce/0x1a0
[  466.384936]  run_timer_softirq+0x52/0xb0
[  466.389939]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  466.393821]  ? rcu_read_lock_sched_held+0x108/0x120
[  466.397609]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  466.401658]  __do_softirq+0x30b/0xad8
[  466.407181]  ? lockdep_hardirqs_on+0x421/0x5c0
[  466.411234]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  466.416234]  ? trace_hardirqs_on+0xbd/0x310
[  466.420023]  ? pvclock_read_flags+0x160/0x160
[  466.424076]  ? kasan_check_read+0x11/0x20
[  466.428212]  ? lapic_next_event+0x5a/0x90
[  466.433739]  ? __kthread_parkme+0xce/0x1a0
[  466.437782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.442784]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  466.447009]  ? check_preemption_disabled+0x48/0x200
[  466.451058]  ? kasan_check_write+0x14/0x20
[  466.456149]  ? check_preemption_disabled+0x48/0x200
[  466.461153]  ? do_raw_spin_lock+0xc1/0x200
[  466.466243]  ? kvm_clock_read+0x18/0x30
[  466.470039]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  466.474598]  ? kvm_sched_clock_read+0x9/0x20
[  466.479697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.484007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.488490]  ? __kthread_parkme+0xfb/0x1a0
[  466.492628]  ? check_preemption_disabled+0x48/0x200
[  466.496757]  kthread+0x35a/0x420
[  466.500989]  irq_exit+0x17f/0x1c0
[  466.506507]  ? rcu_gp_init+0x1830/0x1830
[  466.511950]  smp_apic_timer_interrupt+0x1cb/0x760
[  466.516957]  ? kthread_bind+0x40/0x40
[  466.521203]  ? smp_reschedule_interrupt+0x109/0x650
[  466.526206]  ret_from_fork+0x3a/0x50
[  466.530440]  ? smp_call_function_single_interrupt+0x650/0x650
[  466.534449] NMI backtrace for cpu 0
[  466.539524]  ? interrupt_entry+0xb5/0xf0
[  466.605878]  ? trace_hardirqs_off_caller+0xbb/0x310
[  466.610895]  ? trace_hardirqs_off_caller+0xbb/0x310
[  466.615917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.620765]  ? trace_hardirqs_on_caller+0x310/0x310
[  466.625785]  ? trace_hardirqs_on_caller+0x310/0x310
[  466.630804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.636343]  ? check_preemption_disabled+0x48/0x200
[  466.641359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.646905]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.651759]  apic_timer_interrupt+0xf/0x20
[  466.655998]  </IRQ>
[  466.658238] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  466.663516] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  466.682519] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  466.690235] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  466.697503] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  466.704774] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  466.712039] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  466.719307] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  466.726606]  ? arch_local_irq_restore+0x45/0x52
[  466.731285]  dump_stack+0x26a/0x2b4
[  466.734918]  ? dump_stack_print_info.cold.2+0x52/0x52
[  466.740113]  ? mark_held_locks+0x130/0x130
[  466.744360]  ? mark_held_locks+0x130/0x130
[  466.748621]  dump_header+0x27b/0xf72
[  466.752366]  ? pagefault_out_of_memory+0x197/0x197
[  466.757308]  ? __lock_acquire+0x7ec/0x4ec0
[  466.761553]  ? mem_cgroup_charge_statistics+0x780/0x780
[  466.766920]  ? print_usage_bug+0xc0/0xc0
[  466.770989]  ? print_usage_bug+0xc0/0xc0
[  466.775058]  ? graph_lock+0x170/0x170
[  466.778877]  ? print_usage_bug+0xc0/0xc0
[  466.782950]  ? print_usage_bug+0xc0/0xc0
[  466.787040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.792582]  ? find_held_lock+0x36/0x1c0
[  466.796661]  ? mark_held_locks+0xc7/0x130
[  466.800810]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  466.805914]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  466.811019]  ? lockdep_hardirqs_on+0x421/0x5c0
[  466.815609]  ? trace_hardirqs_on+0xbd/0x310
[  466.819930]  ? kasan_check_read+0x11/0x20
[  466.824103]  ? ___ratelimit+0x36f/0x655
[  466.828098]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  466.833555]  ? trace_hardirqs_on+0x310/0x310
[  466.837975]  ? lock_downgrade+0x900/0x900
[  466.842134]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  466.847238]  ? ___ratelimit+0xaa/0x655
[  466.851129]  ? idr_get_free+0xec0/0xec0
[  466.855102]  ? kasan_check_write+0x14/0x20
[  466.859340]  ? do_raw_spin_lock+0xc1/0x200
[  466.863584]  oom_kill_process.cold.27+0x10/0x903
[  466.868357]  ? graph_lock+0x170/0x170
[  466.872166]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  466.877961]  ? kasan_check_read+0x11/0x20
[  466.882123]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.887408]  ? oom_evaluate_task+0x540/0x540
[  466.891820]  ? find_held_lock+0x36/0x1c0
[  466.895889]  ? out_of_memory+0x974/0x1430
[  466.900040]  ? lock_downgrade+0x900/0x900
[  466.904191]  ? check_preemption_disabled+0x48/0x200
[  466.909217]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  466.915012]  ? kasan_check_read+0x11/0x20
[  466.919183]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.924460]  ? rcu_bh_qs+0xc0/0xc0
[  466.928009]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.933549]  ? oom_evaluate_task+0x302/0x540
[  466.937971]  out_of_memory+0xa84/0x1430
[  466.941961]  ? oom_killer_disable+0x3a0/0x3a0
[  466.946469]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  466.951402]  ? __mutex_add_waiter+0x2a0/0x2a0
[  466.955927]  __alloc_pages_slowpath+0x2318/0x2d80
[  466.960801]  ? warn_alloc+0x120/0x120
[  466.964616]  ? find_get_entry+0x2f2/0xc40
[  466.968773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.974313]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  466.979243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.984781]  ? should_fail+0x22d/0xd01
[  466.988672]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  466.993791]  ? __lock_is_held+0xb5/0x140
[  466.997880]  ? __lock_is_held+0xb5/0x140
[  467.001951]  ? find_held_lock+0x36/0x1c0
[  467.006026]  ? ___might_sleep+0x1ed/0x300
[  467.010178]  ? lock_release+0x970/0x970
[  467.014156]  ? arch_local_save_flags+0x40/0x40
[  467.018756]  ? __might_sleep+0x95/0x190
[  467.022740]  __alloc_pages_nodemask+0xa80/0xde0
[  467.027442]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  467.032465]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  467.038262]  ? kasan_check_read+0x11/0x20
[  467.042412]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  467.047692]  ? graph_lock+0x170/0x170
[  467.051520]  ? print_usage_bug+0xc0/0xc0
[  467.055588]  ? graph_lock+0x170/0x170
[  467.059388]  ? graph_lock+0x170/0x170
[  467.063193]  ? __do_page_cache_readahead+0x7ce/0x980
[  467.068301]  ? find_held_lock+0x36/0x1c0
[  467.072369]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  467.077912]  alloc_pages_current+0x10c/0x210
[  467.082320]  ? lock_downgrade+0x900/0x900
[  467.086478]  __page_cache_alloc+0x38f/0x5b0
[  467.090801]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  467.096596]  ? kasan_check_read+0x11/0x20
[  467.100747]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  467.106028]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  467.110700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.116241]  ? check_preemption_disabled+0x48/0x200
[  467.121269]  filemap_fault+0x1594/0x25f0
[  467.125344]  ? __lock_page_or_retry+0xa00/0xa00
[  467.130018]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  467.135813]  ? kasan_check_read+0x11/0x20
[  467.139962]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  467.145251]  ? rcu_bh_qs+0xc0/0xc0
[  467.148805]  ? filemap_map_pages+0xdea/0x1980
[  467.153311]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  467.158434]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  467.163724]  ? debug_object_free+0x325/0x690
[  467.168135]  ? find_get_pages_range_tag+0x1320/0x1320
[  467.173331]  ? graph_lock+0x170/0x170
[  467.177144]  ? kasan_check_read+0x11/0x20
[  467.181297]  ? debug_object_destroy+0x2b0/0x2b0
[  467.186000]  ? lock_acquire+0x1ed/0x520
[  467.189984]  ? ext4_filemap_fault+0x7a/0xad
[  467.194317]  ? lock_release+0x970/0x970
[  467.198291]  ? arch_local_save_flags+0x40/0x40
[  467.202877]  ? futex_wait_setup+0x3e0/0x3e0
[  467.207216]  ? down_read+0xb0/0x1d0
[  467.210844]  ? ext4_filemap_fault+0x7a/0xad
[  467.215172]  ? __down_interruptible+0x700/0x700
[  467.219863]  ext4_filemap_fault+0x82/0xad
[  467.224015]  __do_fault+0x100/0x6b0
[  467.227648]  ? print_bad_pte+0x6c0/0x6c0
[  467.231712]  ? do_futex+0x249/0x26d0
[  467.235427]  ? do_raw_spin_unlock+0xa7/0x2f0
[  467.239834]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  467.244413]  ? kasan_check_read+0x11/0x20
[  467.248589]  ? pmd_val+0x88/0x100
[  467.252047]  ? add_mm_counter_fast+0xd0/0xd0
[  467.256458]  ? pmd_val+0x88/0x100
[  467.259945]  ? add_mm_counter_fast+0xd0/0xd0
[  467.264368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.269910]  __handle_mm_fault+0x3709/0x53e0
[  467.274329]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  467.279172]  ? graph_lock+0x170/0x170
[  467.282999]  ? print_usage_bug+0xc0/0xc0
[  467.287065]  ? graph_lock+0x170/0x170
[  467.290867]  ? graph_lock+0x170/0x170
[  467.294692]  ? handle_mm_fault+0x42a/0xc70
[  467.298934]  ? lock_downgrade+0x900/0x900
[  467.303092]  ? check_preemption_disabled+0x48/0x200
[  467.308117]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  467.313914]  ? kasan_check_read+0x11/0x20
[  467.318064]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  467.323342]  ? rcu_bh_qs+0xc0/0xc0
[  467.326883]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  467.332337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.337879]  ? check_preemption_disabled+0x48/0x200
[  467.342907]  handle_mm_fault+0x54f/0xc70
[  467.347001]  ? __handle_mm_fault+0x53e0/0x53e0
[  467.351593]  ? find_vma+0x34/0x190
[  467.355142]  __do_page_fault+0x67d/0xed0
[  467.359214]  ? mm_fault_error+0x380/0x380
[  467.363365]  ? trace_hardirqs_off+0xb8/0x310
[  467.367782]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  467.373148]  ? trace_hardirqs_on+0x310/0x310
[  467.377567]  do_page_fault+0xf2/0x7e0
[  467.381432]  ? vmalloc_sync_all+0x30/0x30
[  467.385580]  ? error_entry+0x70/0xd0
[  467.389294]  ? trace_hardirqs_off_caller+0xbb/0x310
[  467.394311]  ? trace_hardirqs_on_caller+0xc0/0x310
[  467.399245]  ? syscall_return_slowpath+0x5e0/0x5e0
[  467.404181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  467.409034]  ? trace_hardirqs_on_caller+0x310/0x310
[  467.414053]  ? trace_hardirqs_off+0x310/0x310
[  467.418570]  ? prepare_exit_to_usermode+0x291/0x3b0
[  467.423590]  ? page_fault+0x8/0x30
[  467.427139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  467.431996]  ? page_fault+0x8/0x30
[  467.435548]  page_fault+0x1e/0x30
[  467.439004] RIP: 0033:0x45ddf3
[  467.442201] Code: Bad RIP value.
[  467.445565] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  467.450930] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  467.458199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  467.465470] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  467.472735] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  467.480001] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  467.487293] warn_alloc_show_mem: 1 callbacks suppressed
[  467.487305] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  467.487307] Mem-Info:
[  467.487336] active_anon:29560 inactive_anon:112 isolated_anon:0
[  467.487336]  active_file:13 inactive_file:14 isolated_file:0
[  467.487336]  unevictable:0 dirty:0 writeback:0 unstable:0
[  467.487336]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  467.487336]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  467.487336]  free:13798 free_pcp:488 free_cma:0
[  467.492678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  467.492686] Call Trace:
[  467.499978] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  467.502380]  <IRQ>
[  467.535259] Node 0 
[  467.544626]  dump_stack+0x1c4/0x2b4
[  467.547209] 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
[  467.574525]  ? dump_stack_print_info.cold.2+0x52/0x52
[  467.576657] lowmem_reserve[]:
[  467.578895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.582494]  0
[  467.608012]  ? trace_hardirqs_off+0xb8/0x310
[  467.613181]  2819
[  467.616290]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  467.621791]  6323 6323
[  467.623604]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  467.630053]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  467.634698] Node 0 
[  467.637200]  arch_trigger_cpumask_backtrace+0x14/0x20
[  467.642386] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  467.647635]  rcu_dump_cpu_stacks+0x175/0x1c2
[  467.649845] lowmem_reserve[]: 0
[  467.655470]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  467.682000]  0
[  467.686418]  print_cpu_stall.cold.78+0x2d3/0x524
[  467.689668]  3503
[  467.694682]  ? rcu_dynticks_snap+0x30/0x30
[  467.696457]  3503
[  467.701577]  ? check_preemption_disabled+0x48/0x200
[  467.703615] Node 0 
[  467.707849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.709911] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  467.714918]  ? check_preemption_disabled+0x48/0x200
[  467.717128] lowmem_reserve[]:
[  467.722663]  ? check_preemption_disabled+0x48/0x200
[  467.751093]  0 0
[  467.756124]  ? rcu_test_sync_prims+0x30/0x30
[  467.759192]  0 0
[  467.764990]  ? __lock_is_held+0xb5/0x140
[  467.771354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.773308] Node 0 
[  467.777364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.782872] DMA: 1*4kB 
[  467.785300]  ? check_preemption_disabled+0x48/0x200
[  467.790813] (U) 
[  467.793399]  rcu_check_callbacks+0xfd9/0x1990
[  467.798398] 0*8kB 0*16kB 
[  467.800391]  ? rcu_cpu_stall_reset+0x220/0x220
[  467.804847] 1*32kB (U) 
[  467.807643]  ? lock_release+0x970/0x970
[  467.812194] 2*64kB (U) 
[  467.814795]  ? graph_lock+0x170/0x170
[  467.818731] 1*128kB (U) 
[  467.821316]  ? graph_lock+0x170/0x170
[  467.825088] 1*256kB (U) 
[  467.827764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.831531] 0*512kB 
[  467.834276]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  467.839716] 1*1024kB 
[  467.842043]  ? kvm_set_tsc_khz+0x540/0x540
[  467.846597] (U) 
[  467.849018]  ? graph_lock+0x170/0x170
[  467.853220] 1*2048kB 
[  467.855198]  ? timekeeping_advance+0x3cc/0xc00
[  467.858981] (M) 
[  467.861392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.865942] 3*4096kB (M) 
[  467.867932]  ? check_preemption_disabled+0x48/0x200
[  467.873445] = 15908kB
[  467.876199]  ? check_preemption_disabled+0x48/0x200
[  467.881187] Node 0 
[  467.883595]  ? trace_hardirqs_off+0xb8/0x310
[  467.888580] DMA32: 
[  467.890810]  ? __lock_is_held+0xb5/0x140
[  467.895201] 6*4kB 
[  467.897432]  ? trace_hardirqs_on+0x310/0x310
[  467.901468] (MH) 
[  467.903620]  ? check_preemption_disabled+0x48/0x200
[  467.907993] 0*8kB 3*16kB 
[  467.910072]  ? raise_softirq+0x199/0x420
[  467.915057] (MH) 
[  467.917811]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  467.921845] 2*32kB (M) 
[  467.923916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.928558] 5*64kB (MH) 
[  467.931151]  ? check_preemption_disabled+0x48/0x200
[  467.936659] 4*128kB (MH) 
[  467.939337]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  467.944320] 3*256kB (M) 
[  467.947080]  ? hrtimer_run_queues+0x9a/0x400
[  467.952586] 4*512kB (MH) 
[  467.955258]  ? run_local_timers+0x19b/0x230
[  467.959656] 3*1024kB (MH) 
[  467.962434]  ? timer_clear_idle+0x90/0x90
[  467.966727] 3*2048kB (M) 
[  467.969581]  ? debug_smp_processor_id+0x1c/0x20
[  467.973699] 3*4096kB (M) 
[  467.976462]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  467.981102] = 25288kB
[  467.983854]  ? account_process_tick+0x282/0x350
[  467.989800] Node 0 
[  467.992206]  update_process_times+0x2d/0x70
[  467.996843] Normal: 9*4kB 
[  467.999088]  tick_sched_handle+0x9f/0x180
[  468.003381] (ME) 
[  468.006221]  tick_sched_timer+0x45/0x130
[  468.010338] 37*8kB (UM) 
[  468.012403]  __hrtimer_run_queues+0x41c/0x10d0
[  468.016438] 34*16kB (UMH) 
[  468.019121]  ? tick_sched_do_timer+0x1a0/0x1a0
[  468.023672] 36*32kB (UMH) 
[  468.026521]  ? hrtimer_start_range_ns+0xe00/0xe00
[  468.031083] 19*64kB 
[  468.033929]  ? pvclock_read_flags+0x160/0x160
[  468.038739] (MH) 11*128kB 
[  468.041068]  ? trace_hardirqs_on+0x310/0x310
[  468.045538] (UMH) 
[  468.048378]  ? kvm_clock_read+0x18/0x30
[  468.052756] 5*256kB 
[  468.054899]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  468.058846] (UM) 
[  468.061169]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  468.066167] 4*512kB 
[  468.068228]  ? do_timer+0x50/0x50
[  468.073566] (UH) 
[  468.075888]  ? trace_hardirqs_on+0x310/0x310
[  468.079310] 2*1024kB (H) 
[  468.081383]  ? do_raw_spin_lock+0xc1/0x200
[  468.085757] 2*2048kB (MH) 
[  468.088537]  hrtimer_interrupt+0x313/0x780
[  468.092747] 0*4096kB = 14124kB
[  468.095610]  smp_apic_timer_interrupt+0x1a1/0x760
[  468.099812] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  468.102999]  ? smp_call_function_single_interrupt+0x650/0x650
[  468.107842] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  468.116665]  ? interrupt_entry+0xb5/0xf0
[  468.122527] 146 total pagecache pages
[  468.131096]  ? trace_hardirqs_off_caller+0xbb/0x310
[  468.135139] 0 pages in swap cache
[  468.138927]  ? ____cache_alloc_node+0x1c7/0x1e0
[  468.143912] Swap cache stats: add 0, delete 0, find 0/0
[  468.143921] Free swap  = 0kB
[  468.147373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  468.152017] Total swap = 0kB
[  468.152025] 1965979 pages RAM
[  468.157396]  ? trace_hardirqs_on_caller+0x310/0x310
[  468.160645] 0 pages HighMem/MovableOnly
[  468.160654] 342307 pages reserved
[  468.165503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  468.168489] 0 pages cma reserved
[  468.171602]  apic_timer_interrupt+0xf/0x20
[  468.176653] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  468.180554] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  468.180571] Code: 40 7e 0f 85 32 ff ff ff e8 f5 ac 3e ff e9 28 ff ff ff e8 1c 14 c3 ff 48 83 3d ac 21 70 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 6a a1
[  468.180583] RSP: 0000:ffff8801dae07450 EFLAGS: 00000286
[  468.184080] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  468.188853]  ORIG_RAX: ffffffffffffff13
[  468.192207] syz-fuzzer cpuset=
[  468.196430] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10033c46d51
[  468.202904] /
[  468.208340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  468.208353] RBP: ffff8801dae074c0 R08: ffff88019e236a88 R09: 0000000000000002
[  468.227260]  mems_allowed=0
[  468.232615] R10: 0000000000000000 R11: ffff88019e2361c0 R12: ffff8801d9a04040
[  468.283676] R13: ffff8801d9a04040 R14: 0000000000000000 R15: 0000000000000286
[  468.290963]  ? apic_timer_interrupt+0xa/0x20
[  468.295403]  ? ipv6_get_ifaddr+0x42e/0x620
[  468.299652]  __alloc_skb+0x119/0x770
[  468.303386]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  468.308669]  ? skb_scrub_packet+0x490/0x490
[  468.313003]  ? lock_downgrade+0x900/0x900
[  468.317168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.322711]  ? refcount_sub_and_test_checked+0x203/0x310
[  468.328187]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  468.333642]  ? addrconf_rs_timer+0x690/0x690
[  468.338088]  ndisc_alloc_skb+0x144/0x340
[  468.342176]  ndisc_send_rs+0x331/0x6e0
[  468.346079]  addrconf_rs_timer+0x314/0x690
[  468.350333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  468.354584]  call_timer_fn+0x272/0x920
[  468.358489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  468.362740]  ? process_timeout+0x40/0x40
[  468.366811]  ? find_held_lock+0x36/0x1c0
[  468.370881]  ? __run_timers+0x7da/0xc70
[  468.374859]  ? _raw_spin_unlock_irq+0x27/0x80
[  468.379354]  ? _raw_spin_unlock_irq+0x27/0x80
[  468.383848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  468.388086]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  468.392672]  ? trace_hardirqs_on+0xbd/0x310
[  468.396997]  ? kasan_check_read+0x11/0x20
[  468.401149]  ? __run_timers+0x7da/0xc70
[  468.405129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  468.410587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  468.414832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  468.419081]  __run_timers+0x7e5/0xc70
[  468.422900]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  468.428276]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  468.433297]  ? graph_lock+0x170/0x170
[  468.437102]  ? enqueue_hrtimer+0x1a5/0x560
[  468.441335]  ? lock_release+0x970/0x970
[  468.445314]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  468.450514]  ? find_held_lock+0x36/0x1c0
[  468.454583]  ? graph_lock+0x170/0x170
[  468.458385]  ? pvclock_read_flags+0x160/0x160
[  468.462886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.468428]  ? check_preemption_disabled+0x48/0x200
[  468.473458]  ? __lock_is_held+0xb5/0x140
[  468.477522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.483067]  ? check_preemption_disabled+0x48/0x200
[  468.488111]  run_timer_softirq+0x52/0xb0
[  468.492176]  ? rcu_read_lock_sched_held+0x108/0x120
[  468.497195]  __do_softirq+0x30b/0xad8
[  468.501012]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  468.506126]  ? pvclock_read_flags+0x160/0x160
[  468.510626]  ? lapic_next_event+0x5a/0x90
[  468.514779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.520325]  ? check_preemption_disabled+0x48/0x200
[  468.525345]  ? check_preemption_disabled+0x48/0x200
[  468.530370]  ? kvm_clock_read+0x18/0x30
[  468.534345]  ? kvm_sched_clock_read+0x9/0x20
[  468.538760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.544302]  ? check_preemption_disabled+0x48/0x200
[  468.549336]  irq_exit+0x17f/0x1c0
[  468.552795]  smp_apic_timer_interrupt+0x1cb/0x760
[  468.557639]  ? smp_reschedule_interrupt+0x109/0x650
[  468.562658]  ? smp_call_function_single_interrupt+0x650/0x650
[  468.568542]  ? interrupt_entry+0xb5/0xf0
[  468.572608]  ? trace_hardirqs_off_caller+0xbb/0x310
[  468.577626]  ? trace_hardirqs_off_caller+0xbb/0x310
[  468.582649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  468.587495]  ? trace_hardirqs_on_caller+0x310/0x310
[  468.592513]  ? trace_hardirqs_on_caller+0x310/0x310
[  468.597532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.603081]  ? check_preemption_disabled+0x48/0x200
[  468.608104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.613671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  468.618534]  apic_timer_interrupt+0xf/0x20
[  468.622763]  </IRQ>
[  468.625009] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  468.630904] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  468.649812] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  468.657978] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  468.665252] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  468.672521] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  468.679817] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  468.687086] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  468.694391]  ? save_stack+0xa9/0xd0
[  468.698041]  __kmalloc_node_track_caller+0x33/0x70
[  468.702988]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  468.707758]  pskb_expand_head+0x230/0x10f0
[  468.712007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.717558]  ? memcpy+0x45/0x50
[  468.720845]  ? __copy_skb_header+0x350/0x6b0
[  468.725256]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  468.729757]  ? skb_checksum+0x140/0x140
[  468.733745]  ? __lock_is_held+0xb5/0x140
[  468.737817]  ? kasan_check_write+0x14/0x20
[  468.742057]  ? __skb_clone+0x6c7/0xa00
[  468.745949]  ? __copy_skb_header+0x6b0/0x6b0
[  468.750368]  ? kmem_cache_alloc+0x33a/0x730
[  468.754696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.760250]  skb_ensure_writable+0x3dd/0x640
[  468.764667]  ? skb_cow_data+0xf10/0xf10
[  468.768646]  ? preempt_notifier_register+0x200/0x200
[  468.773749]  ? __switch_to_asm+0x34/0x70
[  468.777810]  ? __switch_to_asm+0x34/0x70
[  468.781870]  ? __switch_to_asm+0x40/0x70
[  468.785933]  ? __switch_to_asm+0x34/0x70
[  468.790002]  ? __switch_to_asm+0x40/0x70
[  468.794099]  ? __switch_to_asm+0x40/0x70
[  468.798160]  ? __switch_to_asm+0x34/0x70
[  468.802222]  ? __switch_to_asm+0x34/0x70
[  468.806286]  ? __switch_to_asm+0x40/0x70
[  468.810344]  ? __switch_to_asm+0x34/0x70
[  468.814416]  bpf_clone_redirect+0x14a/0x490
[  468.818748]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  468.823771]  ? __sched_text_start+0x8/0x8
[  468.827934]  ? find_held_lock+0x36/0x1c0
[  468.832013]  ? lock_acquire+0x1ed/0x520
[  468.835998]  ? bpf_test_run+0x32e/0x5a0
[  468.839984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.845529]  ? check_preemption_disabled+0x48/0x200
[  468.850581]  ? kasan_check_read+0x11/0x20
[  468.854734]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  468.860011]  ? rcu_bh_qs+0xc0/0xc0
[  468.863558]  ? preempt_schedule+0x4d/0x60
[  468.867709]  ? ___preempt_schedule+0x16/0x18
[  468.872129]  ? bpf_test_run+0x1c0/0x5a0
[  468.876115]  ? netlink_diag_dump+0x2a0/0x2a0
[  468.880528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.886073]  ? bpf_test_init.isra.9+0x70/0x100
[  468.890660]  ? bpf_prog_test_run_skb+0x634/0xb40
[  468.895426]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  468.900290]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  468.905826]  ? fput+0x130/0x1a0
[  468.909108]  ? __bpf_prog_get+0x9b/0x290
[  468.913175]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  468.918017]  ? bpf_prog_test_run+0x130/0x1a0
[  468.922436]  ? __x64_sys_bpf+0x3d8/0x510
[  468.926498]  ? bpf_prog_get+0x20/0x20
[  468.930322]  ? do_syscall_64+0x1b9/0x820
[  468.934401]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  468.939782]  ? syscall_return_slowpath+0x5e0/0x5e0
[  468.944741]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  468.949586]  ? trace_hardirqs_on_caller+0x310/0x310
[  468.954604]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  468.959621]  ? prepare_exit_to_usermode+0x291/0x3b0
[  468.964673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  468.969523]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  468.974905] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  468.975306] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  468.981835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  468.981840] Call Trace:
[  468.981845]  <IRQ>
[  468.981863]  dump_stack+0x1c4/0x2b4
[  468.981910]  ? dump_stack_print_info.cold.2+0x52/0x52
[  468.988513] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  468.997785]  warn_alloc.cold.119+0xb7/0x1bd
[  469.000338] syz-executor0 cpuset=
[  469.002485]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  469.006090] syz0
[  469.011278]  ? lock_downgrade+0x900/0x900
[  469.021739]  mems_allowed=0
[  469.026059]  ? trace_hardirqs_off+0xb8/0x310
[  469.047787]  ? trace_hardirqs_off+0xb8/0x310
[  469.052209]  __alloc_pages_slowpath+0x2667/0x2d80
[  469.057085]  ? warn_alloc+0x120/0x120
[  469.060896]  ? warn_alloc+0x120/0x120
[  469.064702]  ? print_usage_bug+0xc0/0xc0
[  469.068768]  ? warn_alloc+0x120/0x120
[  469.072571]  ? print_usage_bug+0xc0/0xc0
[  469.076641]  ? __lock_acquire+0x7ec/0x4ec0
[  469.081052]  ? __lock_acquire+0x7ec/0x4ec0
[  469.085295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.090837]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.096377]  ? should_fail+0x22d/0xd01
[  469.100285]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  469.105389]  ? __lock_acquire+0x7ec/0x4ec0
[  469.109662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  469.114768]  ? __lock_acquire+0x7ec/0x4ec0
[  469.119002]  ? should_fail+0x22d/0xd01
[  469.122903]  ? mark_held_locks+0x130/0x130
[  469.127244]  ? mark_held_locks+0x130/0x130
[  469.131484]  ? graph_lock+0x170/0x170
[  469.135303]  ? print_usage_bug+0xc0/0xc0
[  469.139378]  ? graph_lock+0x170/0x170
[  469.143201]  ? print_usage_bug+0xc0/0xc0
[  469.147262]  ? wq_watchdog_touch+0x9c/0xfe
[  469.151528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.157084]  ? check_preemption_disabled+0x48/0x200
[  469.162100]  ? check_preemption_disabled+0x48/0x200
[  469.167124]  ? __lock_is_held+0xb5/0x140
[  469.171195]  __alloc_pages_nodemask+0xa80/0xde0
[  469.175864]  ? graph_lock+0x170/0x170
[  469.179672]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  469.184685]  ? graph_lock+0x170/0x170
[  469.188498]  ? find_held_lock+0x36/0x1c0
[  469.192581]  ? ____cache_alloc_node+0x1c7/0x1e0
[  469.197250]  ? lock_downgrade+0x900/0x900
[  469.201410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.206955]  cache_grow_begin+0x91/0x8c0
[  469.211030]  ? do_raw_spin_unlock+0xa7/0x2f0
[  469.215448]  fallback_alloc+0x203/0x2e0
[  469.219431]  ____cache_alloc_node+0x1c7/0x1e0
[  469.223935]  kmem_cache_alloc_node+0xe3/0x730
[  469.228444]  ? ipv6_get_ifaddr+0x42e/0x620
[  469.232690]  __alloc_skb+0x119/0x770
[  469.236408]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  469.241694]  ? skb_scrub_packet+0x490/0x490
[  469.246017]  ? lock_downgrade+0x900/0x900
[  469.250175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.255714]  ? refcount_sub_and_test_checked+0x203/0x310
[  469.261170]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  469.266622]  ? addrconf_rs_timer+0x690/0x690
[  469.271044]  ndisc_alloc_skb+0x144/0x340
[  469.275113]  ndisc_send_rs+0x331/0x6e0
[  469.279012]  addrconf_rs_timer+0x314/0x690
[  469.283257]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  469.287507]  call_timer_fn+0x272/0x920
[  469.291403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  469.295644]  ? process_timeout+0x40/0x40
[  469.299705]  ? find_held_lock+0x36/0x1c0
[  469.303775]  ? mark_held_locks+0xc7/0x130
[  469.307928]  ? _raw_spin_unlock_irq+0x27/0x80
[  469.312422]  ? _raw_spin_unlock_irq+0x27/0x80
[  469.316917]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  469.321154]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  469.325743]  ? trace_hardirqs_on+0xbd/0x310
[  469.330096]  ? kasan_check_read+0x11/0x20
[  469.334252]  ? __run_timers+0x7da/0xc70
[  469.338228]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  469.343686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  469.347927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  469.352164]  __run_timers+0x7e5/0xc70
[  469.356021]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  469.361390]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  469.366668]  ? rcu_bh_qs+0xc0/0xc0
[  469.370216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.375789]  ? mark_held_locks+0xc7/0x130
[  469.379955]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  469.384770]  ? retint_kernel+0x2d/0x2d
[  469.388662]  ? trace_hardirqs_on_caller+0xc0/0x310
[  469.393590]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  469.398346]  ? trace_hardirqs_off+0x310/0x310
[  469.402848]  ? check_preemption_disabled+0x48/0x200
[  469.407868]  ? graph_lock+0x170/0x170
[  469.411672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.417300]  ? check_preemption_disabled+0x48/0x200
[  469.422331]  ? __lock_is_held+0xb5/0x140
[  469.426397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.431932]  ? check_preemption_disabled+0x48/0x200
[  469.437008]  run_timer_softirq+0x52/0xb0
[  469.441101]  ? rcu_read_lock_sched_held+0x108/0x120
[  469.446120]  __do_softirq+0x30b/0xad8
[  469.449937]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  469.455066]  ? pvclock_read_flags+0x160/0x160
[  469.459569]  ? lapic_next_event+0x5a/0x90
[  469.463717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.469261]  ? check_preemption_disabled+0x48/0x200
[  469.474279]  ? check_preemption_disabled+0x48/0x200
[  469.479309]  ? kvm_clock_read+0x18/0x30
[  469.483302]  ? kvm_sched_clock_read+0x9/0x20
[  469.487715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.493279]  ? check_preemption_disabled+0x48/0x200
[  469.498310]  irq_exit+0x17f/0x1c0
[  469.501787]  smp_apic_timer_interrupt+0x1cb/0x760
[  469.506632]  ? smp_reschedule_interrupt+0x109/0x650
[  469.511650]  ? smp_call_function_single_interrupt+0x650/0x650
[  469.517538]  ? interrupt_entry+0xb5/0xf0
[  469.521603]  ? trace_hardirqs_off_caller+0xbb/0x310
[  469.526612]  ? trace_hardirqs_off_caller+0xbb/0x310
[  469.531627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  469.536471]  ? trace_hardirqs_on_caller+0x310/0x310
[  469.541489]  ? trace_hardirqs_on_caller+0x310/0x310
[  469.546508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.552056]  ? check_preemption_disabled+0x48/0x200
[  469.557073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.562617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  469.567472]  apic_timer_interrupt+0xf/0x20
[  469.571718]  </IRQ>
[  469.573979] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  469.579259] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  469.598162] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  469.605873] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  469.613145] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  469.620411] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  469.627693] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  469.634980] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  469.642422]  ? arch_local_irq_restore+0x45/0x52
[  469.647101]  dump_stack+0x26a/0x2b4
[  469.650734]  ? dump_stack_print_info.cold.2+0x52/0x52
[  469.656071]  ? mark_held_locks+0x130/0x130
[  469.660307]  ? mark_held_locks+0x130/0x130
[  469.664554]  dump_header+0x27b/0xf72
[  469.668282]  ? pagefault_out_of_memory+0x197/0x197
[  469.673223]  ? __lock_acquire+0x7ec/0x4ec0
[  469.677458]  ? mem_cgroup_charge_statistics+0x780/0x780
[  469.682853]  ? print_usage_bug+0xc0/0xc0
[  469.686930]  ? print_usage_bug+0xc0/0xc0
[  469.691007]  ? graph_lock+0x170/0x170
[  469.694810]  ? print_usage_bug+0xc0/0xc0
[  469.698871]  ? print_usage_bug+0xc0/0xc0
[  469.702955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.708542]  ? find_held_lock+0x36/0x1c0
[  469.712608]  ? mark_held_locks+0xc7/0x130
[  469.716760]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  469.721867]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  469.726979]  ? lockdep_hardirqs_on+0x421/0x5c0
[  469.731569]  ? trace_hardirqs_on+0xbd/0x310
[  469.735891]  ? kasan_check_read+0x11/0x20
[  469.740047]  ? ___ratelimit+0x36f/0x655
[  469.744029]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  469.749483]  ? trace_hardirqs_on+0x310/0x310
[  469.753897]  ? lock_downgrade+0x900/0x900
[  469.758058]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  469.763170]  ? ___ratelimit+0xaa/0x655
[  469.767088]  ? idr_get_free+0xec0/0xec0
[  469.771066]  ? kasan_check_write+0x14/0x20
[  469.775306]  ? do_raw_spin_lock+0xc1/0x200
[  469.779553]  oom_kill_process.cold.27+0x10/0x903
[  469.784781]  ? graph_lock+0x170/0x170
[  469.788596]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  469.794394]  ? kasan_check_read+0x11/0x20
[  469.798549]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  469.803831]  ? oom_evaluate_task+0x540/0x540
[  469.808249]  ? find_held_lock+0x36/0x1c0
[  469.812320]  ? out_of_memory+0x974/0x1430
[  469.816474]  ? lock_downgrade+0x900/0x900
[  469.820627]  ? check_preemption_disabled+0x48/0x200
[  469.825651]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  469.831446]  ? kasan_check_read+0x11/0x20
[  469.835601]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  469.840880]  ? rcu_bh_qs+0xc0/0xc0
[  469.844431]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.849979]  ? oom_evaluate_task+0x302/0x540
[  469.854395]  out_of_memory+0xa84/0x1430
[  469.858379]  ? oom_killer_disable+0x3a0/0x3a0
[  469.862880]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  469.867815]  ? __mutex_add_waiter+0x2a0/0x2a0
[  469.872323]  __alloc_pages_slowpath+0x2318/0x2d80
[  469.877199]  ? warn_alloc+0x120/0x120
[  469.881017]  ? find_get_entry+0x2f2/0xc40
[  469.885182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.890722]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  469.895654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.901191]  ? should_fail+0x22d/0xd01
[  469.905086]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  469.910191]  ? __lock_is_held+0xb5/0x140
[  469.914285]  ? __lock_is_held+0xb5/0x140
[  469.918355]  ? find_held_lock+0x36/0x1c0
[  469.922437]  ? ___might_sleep+0x1ed/0x300
[  469.926586]  ? lock_release+0x970/0x970
[  469.930567]  ? arch_local_save_flags+0x40/0x40
[  469.935162]  ? __might_sleep+0x95/0x190
[  469.939146]  __alloc_pages_nodemask+0xa80/0xde0
[  469.943826]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  469.948847]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  469.954646]  ? kasan_check_read+0x11/0x20
[  469.958797]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  469.964081]  ? graph_lock+0x170/0x170
[  469.967886]  ? print_usage_bug+0xc0/0xc0
[  469.971950]  ? graph_lock+0x170/0x170
[  469.975760]  ? graph_lock+0x170/0x170
[  469.979569]  ? __do_page_cache_readahead+0x7ce/0x980
[  469.984692]  ? find_held_lock+0x36/0x1c0
[  469.988774]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  469.994317]  alloc_pages_current+0x10c/0x210
[  469.998729]  ? lock_downgrade+0x900/0x900
[  470.002894]  __page_cache_alloc+0x38f/0x5b0
[  470.007222]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  470.013031]  ? kasan_check_read+0x11/0x20
[  470.017188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.022468]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  470.027142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.032682]  ? check_preemption_disabled+0x48/0x200
[  470.037706]  filemap_fault+0x1594/0x25f0
[  470.041780]  ? __lock_page_or_retry+0xa00/0xa00
[  470.046451]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  470.052245]  ? kasan_check_read+0x11/0x20
[  470.056397]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.061677]  ? rcu_bh_qs+0xc0/0xc0
[  470.065235]  ? filemap_map_pages+0xdea/0x1980
[  470.069738]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  470.074853]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  470.080129]  ? debug_object_free+0x325/0x690
[  470.084546]  ? find_get_pages_range_tag+0x1320/0x1320
[  470.089746]  ? graph_lock+0x170/0x170
[  470.093576]  ? kasan_check_read+0x11/0x20
[  470.097736]  ? debug_object_destroy+0x2b0/0x2b0
[  470.102415]  ? lock_acquire+0x1ed/0x520
[  470.106392]  ? ext4_filemap_fault+0x7a/0xad
[  470.110722]  ? lock_release+0x970/0x970
[  470.114698]  ? arch_local_save_flags+0x40/0x40
[  470.119287]  ? futex_wait_setup+0x3e0/0x3e0
[  470.123628]  ? down_read+0xb0/0x1d0
[  470.127253]  ? ext4_filemap_fault+0x7a/0xad
[  470.131577]  ? __down_interruptible+0x700/0x700
[  470.136264]  ext4_filemap_fault+0x82/0xad
[  470.140420]  __do_fault+0x100/0x6b0
[  470.144053]  ? print_bad_pte+0x6c0/0x6c0
[  470.148117]  ? do_futex+0x249/0x26d0
[  470.151833]  ? do_raw_spin_unlock+0xa7/0x2f0
[  470.156243]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  470.160822]  ? kasan_check_read+0x11/0x20
[  470.164976]  ? pmd_val+0x88/0x100
[  470.168432]  ? add_mm_counter_fast+0xd0/0xd0
[  470.172843]  ? pmd_val+0x88/0x100
[  470.176297]  ? add_mm_counter_fast+0xd0/0xd0
[  470.180713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.186259]  __handle_mm_fault+0x3709/0x53e0
[  470.190677]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  470.195572]  ? graph_lock+0x170/0x170
[  470.199376]  ? print_usage_bug+0xc0/0xc0
[  470.203442]  ? graph_lock+0x170/0x170
[  470.207243]  ? graph_lock+0x170/0x170
[  470.211066]  ? handle_mm_fault+0x42a/0xc70
[  470.215306]  ? lock_downgrade+0x900/0x900
[  470.219457]  ? check_preemption_disabled+0x48/0x200
[  470.224482]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  470.230276]  ? kasan_check_read+0x11/0x20
[  470.234425]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.239706]  ? rcu_bh_qs+0xc0/0xc0
[  470.243249]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  470.248701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.254245]  ? check_preemption_disabled+0x48/0x200
[  470.259284]  handle_mm_fault+0x54f/0xc70
[  470.263363]  ? __handle_mm_fault+0x53e0/0x53e0
[  470.267965]  ? find_vma+0x34/0x190
[  470.271521]  __do_page_fault+0x67d/0xed0
[  470.275614]  ? mm_fault_error+0x380/0x380
[  470.279778]  ? trace_hardirqs_off+0xb8/0x310
[  470.284197]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  470.289566]  ? trace_hardirqs_on+0x310/0x310
[  470.293988]  do_page_fault+0xf2/0x7e0
[  470.297791]  ? vmalloc_sync_all+0x30/0x30
[  470.301940]  ? error_entry+0x70/0xd0
[  470.305662]  ? trace_hardirqs_off_caller+0xbb/0x310
[  470.310698]  ? trace_hardirqs_on_caller+0xc0/0x310
[  470.315652]  ? syscall_return_slowpath+0x5e0/0x5e0
[  470.320581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.325430]  ? trace_hardirqs_on_caller+0x310/0x310
[  470.330447]  ? trace_hardirqs_off+0x310/0x310
[  470.334952]  ? prepare_exit_to_usermode+0x291/0x3b0
[  470.339987]  ? page_fault+0x8/0x30
[  470.343538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.348387]  ? page_fault+0x8/0x30
[  470.351941]  page_fault+0x1e/0x30
[  470.355403] RIP: 0033:0x45ddf3
[  470.358599] Code: Bad RIP value.
[  470.361959] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  470.367334] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  470.374605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  470.381890] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  470.389158] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  470.396424] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  470.403724] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  470.403727] Mem-Info:
[  470.403757] active_anon:29560 inactive_anon:112 isolated_anon:0
[  470.403757]  active_file:13 inactive_file:14 isolated_file:0
[  470.403757]  unevictable:0 dirty:0 writeback:0 unstable:0
[  470.403757]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  470.403757]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  470.403757]  free:13798 free_pcp:488 free_cma:0
[  470.411012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  470.413453] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  470.446306] Call Trace:
[  470.455656] Node 0 
[  470.482976]  <IRQ>
[  470.485572] 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
[  470.487788]  dump_stack+0x1c4/0x2b4
[  470.489902] lowmem_reserve[]: 0
[  470.515413]  ? dump_stack_print_info.cold.2+0x52/0x52
[  470.519014]  2819
[  470.522304]  warn_alloc.cold.119+0xb7/0x1bd
[  470.527458]  6323
[  470.529530]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  470.533828]  6323
[  470.535912]  ? lock_downgrade+0x900/0x900
[  470.540729] Node 0 
[  470.542819]  ? trace_hardirqs_off+0xb8/0x310
[  470.546985] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  470.549192]  ? trace_hardirqs_off+0xb8/0x310
[  470.553567] lowmem_reserve[]: 0
[  470.580119]  __alloc_pages_slowpath+0x2667/0x2d80
[  470.584514]  0
[  470.587826]  ? warn_alloc+0x120/0x120
[  470.592622]  3503
[  470.594421]  ? warn_alloc+0x120/0x120
[  470.598196]  3503
[  470.600256]  ? print_usage_bug+0xc0/0xc0
[  470.606094]  ? warn_alloc+0x120/0x120
[  470.610136] Node 0 
[  470.613940]  ? print_usage_bug+0xc0/0xc0
[  470.613979] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  470.613986] lowmem_reserve[]:
[  470.616220]  ? __lock_acquire+0x7ec/0x4ec0
[  470.620252]  0 0
[  470.648723]  ? __lock_acquire+0x7ec/0x4ec0
[  470.651807]  0
[  470.656046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.657992]  0
[  470.662232]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.664012] Node 0 
[  470.669546]  ? should_fail+0x22d/0xd01
[  470.671334] DMA: 
[  470.676865]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  470.679082] 1*4kB 
[  470.683009]  ? __lock_acquire+0x7ec/0x4ec0
[  470.685052] (U) 
[  470.690159]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  470.692288] 0*8kB 
[  470.696517]  ? __lock_acquire+0x7ec/0x4ec0
[  470.698473] 0*16kB 
[  470.703569]  ? should_fail+0x22d/0xd01
[  470.705697] 1*32kB 
[  470.709931]  ? mark_held_locks+0x130/0x130
[  470.712136] (U) 
[  470.716039]  ? mark_held_locks+0x130/0x130
[  470.718273] 2*64kB 
[  470.722517]  ? graph_lock+0x170/0x170
[  470.724470] (U) 
[  470.728699]  ? print_usage_bug+0xc0/0xc0
[  470.730926] 1*128kB (U) 
[  470.734732]  ? graph_lock+0x170/0x170
[  470.736696] 1*256kB 
[  470.740753]  ? print_usage_bug+0xc0/0xc0
[  470.743401] (U) 
[  470.747196]  ? wq_watchdog_touch+0x9c/0xfe
[  470.749489] 0*512kB 1*1024kB 
[  470.753557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.755516] (U) 
[  470.759747]  ? check_preemption_disabled+0x48/0x200
[  470.762857] 1*2048kB 
[  470.768389]  ? check_preemption_disabled+0x48/0x200
[  470.770343] (M) 
[  470.775359]  ? __lock_is_held+0xb5/0x140
[  470.777734] 3*4096kB (M) 
[  470.782754]  __alloc_pages_nodemask+0xa80/0xde0
[  470.784703] = 15908kB
[  470.788759]  ? graph_lock+0x170/0x170
[  470.791492] Node 0 
[  470.796157]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  470.798541] DMA32: 
[  470.802335]  ? graph_lock+0x170/0x170
[  470.804553] 6*4kB 
[  470.809578]  ? find_held_lock+0x36/0x1c0
[  470.811789] (MH) 
[  470.815589]  ? ____cache_alloc_node+0x1c7/0x1e0
[  470.817711] 0*8kB 
[  470.821766]  ? lock_downgrade+0x900/0x900
[  470.823807] 3*16kB 
[  470.828474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.830598] (MH) 
[  470.834743]  cache_grow_begin+0x91/0x8c0
[  470.836947] 2*32kB (M) 
[  470.842496]  ? do_raw_spin_unlock+0xa7/0x2f0
[  470.844530] 5*64kB (MH) 
[  470.848597]  fallback_alloc+0x203/0x2e0
[  470.851149] 4*128kB (MH) 
[  470.855563]  ____cache_alloc_node+0x1c7/0x1e0
[  470.858208] 3*256kB 
[  470.862178]  kmem_cache_alloc_node+0xe3/0x730
[  470.864908] (M) 
[  470.869398]  ? ipv6_get_ifaddr+0x42e/0x620
[  470.871700] 4*512kB 
[  470.876191]  __alloc_skb+0x119/0x770
[  470.878137] (MH) 
[  470.882373]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.884668] 3*1024kB (MH) 
[  470.888382]  ? skb_scrub_packet+0x490/0x490
[  470.890422] 3*2048kB (M) 
[  470.895706]  ? lock_downgrade+0x900/0x900
[  470.898524] 3*4096kB 
[  470.902847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.905578] (M) 
[  470.909725]  ? refcount_sub_and_test_checked+0x203/0x310
[  470.912109] = 25288kB
[  470.917640]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  470.919594] Node 0 
[  470.925052]  ? addrconf_rs_timer+0x690/0x690
[  470.927425] Normal: 9*4kB 
[  470.932888]  ndisc_alloc_skb+0x144/0x340
[  470.935091] (ME) 
[  470.939496]  ndisc_send_rs+0x331/0x6e0
[  470.942309] 37*8kB (UM) 
[  470.946378]  addrconf_rs_timer+0x314/0x690
[  470.948414] 34*16kB 
[  470.952295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  470.954942] (UMH) 
[  470.959206]  call_timer_fn+0x272/0x920
[  470.961498] 36*32kB 
[  470.965726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  470.967870] (UMH) 
[  470.971769]  ? process_timeout+0x40/0x40
[  470.971785]  ? find_held_lock+0x36/0x1c0
[  470.974090] 19*64kB 
[  470.978323]  ? __run_timers+0x7da/0xc70
[  470.980448] (MH) 
[  470.984507]  ? _raw_spin_unlock_irq+0x27/0x80
[  470.988549] 11*128kB 
[  470.990866]  ? _raw_spin_unlock_irq+0x27/0x80
[  470.994813] (UMH) 
[  470.996871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  471.001688] 5*256kB 
[  471.004096]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  471.008563] (UM) 
[  471.010711]  ? trace_hardirqs_on+0xbd/0x310
[  471.014917] 4*512kB (UH) 
[  471.017248]  ? kasan_check_read+0x11/0x20
[  471.021878] 2*1024kB (H) 
[  471.023946]  ? __run_timers+0x7da/0xc70
[  471.028236] 2*2048kB (MH) 
[  471.031003]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  471.035129] 0*4096kB 
[  471.037882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  471.041826] = 14124kB
[  471.041840] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  471.044677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  471.050107] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  471.052510]  __run_timers+0x7e5/0xc70
[  471.056722] 146 total pagecache pages
[  471.059136]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  471.067948] 0 pages in swap cache
[  471.072190]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  471.080737] Swap cache stats: add 0, delete 0, find 0/0
[  471.080746] Free swap  = 0kB
[  471.084545]  ? graph_lock+0x170/0x170
[  471.088318] Total swap = 0kB
[  471.088326] 1965979 pages RAM
[  471.093690]  ? enqueue_hrtimer+0x1a5/0x560
[  471.097114] 0 pages HighMem/MovableOnly
[  471.097123] 342307 pages reserved
[  471.102148]  ? lock_release+0x970/0x970
[  471.107479] 0 pages cma reserved
[  471.107558] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  471.110509]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  471.110531]  ? find_held_lock+0x36/0x1c0
[  471.110553]  ? graph_lock+0x170/0x170
[  471.114401] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  471.117360]  ? pvclock_read_flags+0x160/0x160
[  471.120440] syz-fuzzer cpuset=
[  471.124669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.128618] /
[  471.132074]  ? check_preemption_disabled+0x48/0x200
[  471.136024]  mems_allowed=0
[  471.139395]  ? __lock_is_held+0xb5/0x140
[  471.195935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.201488]  ? check_preemption_disabled+0x48/0x200
[  471.206534]  run_timer_softirq+0x52/0xb0
[  471.210598]  ? rcu_read_lock_sched_held+0x108/0x120
[  471.215619]  __do_softirq+0x30b/0xad8
[  471.219434]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  471.224551]  ? pvclock_read_flags+0x160/0x160
[  471.229057]  ? lapic_next_event+0x5a/0x90
[  471.233219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.238773]  ? check_preemption_disabled+0x48/0x200
[  471.243790]  ? check_preemption_disabled+0x48/0x200
[  471.248815]  ? kvm_clock_read+0x18/0x30
[  471.252796]  ? kvm_sched_clock_read+0x9/0x20
[  471.257207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.262750]  ? check_preemption_disabled+0x48/0x200
[  471.267782]  irq_exit+0x17f/0x1c0
[  471.271242]  smp_apic_timer_interrupt+0x1cb/0x760
[  471.276090]  ? smp_reschedule_interrupt+0x109/0x650
[  471.281114]  ? smp_call_function_single_interrupt+0x650/0x650
[  471.287007]  ? interrupt_entry+0xb5/0xf0
[  471.291075]  ? trace_hardirqs_off_caller+0xbb/0x310
[  471.296090]  ? trace_hardirqs_off_caller+0xbb/0x310
[  471.301110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  471.305955]  ? trace_hardirqs_on_caller+0x310/0x310
[  471.310985]  ? trace_hardirqs_on_caller+0x310/0x310
[  471.316010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.321560]  ? check_preemption_disabled+0x48/0x200
[  471.326582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.332134]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  471.336997]  apic_timer_interrupt+0xf/0x20
[  471.341228]  </IRQ>
[  471.343474] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  471.349362] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  471.368274] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  471.375998] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  471.383270] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  471.390537] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  471.397805] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  471.405076] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  471.412379]  ? save_stack+0xa9/0xd0
[  471.416028]  __kmalloc_node_track_caller+0x33/0x70
[  471.420983]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  471.425752]  pskb_expand_head+0x230/0x10f0
[  471.429999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.435538]  ? memcpy+0x45/0x50
[  471.438823]  ? __copy_skb_header+0x350/0x6b0
[  471.443236]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  471.447733]  ? skb_checksum+0x140/0x140
[  471.451719]  ? __lock_is_held+0xb5/0x140
[  471.455787]  ? kasan_check_write+0x14/0x20
[  471.460023]  ? __skb_clone+0x6c7/0xa00
[  471.463920]  ? __copy_skb_header+0x6b0/0x6b0
[  471.468332]  ? kmem_cache_alloc+0x33a/0x730
[  471.472657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.478206]  skb_ensure_writable+0x3dd/0x640
[  471.482623]  ? skb_cow_data+0xf10/0xf10
[  471.486604]  ? preempt_notifier_register+0x200/0x200
[  471.491709]  ? __switch_to_asm+0x34/0x70
[  471.495769]  ? __switch_to_asm+0x34/0x70
[  471.499834]  ? __switch_to_asm+0x40/0x70
[  471.503893]  ? __switch_to_asm+0x34/0x70
[  471.507956]  ? __switch_to_asm+0x40/0x70
[  471.512026]  ? __switch_to_asm+0x40/0x70
[  471.516095]  ? __switch_to_asm+0x34/0x70
[  471.520161]  ? __switch_to_asm+0x34/0x70
[  471.524223]  ? __switch_to_asm+0x40/0x70
[  471.528285]  ? __switch_to_asm+0x34/0x70
[  471.532360]  bpf_clone_redirect+0x14a/0x490
[  471.536694]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  471.541718]  ? __sched_text_start+0x8/0x8
[  471.545884]  ? find_held_lock+0x36/0x1c0
[  471.549955]  ? lock_acquire+0x1ed/0x520
[  471.553938]  ? bpf_test_run+0x32e/0x5a0
[  471.557924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.563468]  ? check_preemption_disabled+0x48/0x200
[  471.568491]  ? kasan_check_read+0x11/0x20
[  471.572645]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  471.577926]  ? rcu_bh_qs+0xc0/0xc0
[  471.581473]  ? preempt_schedule+0x4d/0x60
[  471.585627]  ? ___preempt_schedule+0x16/0x18
[  471.590050]  ? bpf_test_run+0x1c0/0x5a0
[  471.594046]  ? netlink_diag_dump+0x2a0/0x2a0
[  471.598459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  471.604003]  ? bpf_test_init.isra.9+0x70/0x100
[  471.608599]  ? bpf_prog_test_run_skb+0x634/0xb40
[  471.613371]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  471.618222]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  471.623763]  ? fput+0x130/0x1a0
[  471.627055]  ? __bpf_prog_get+0x9b/0x290
[  471.631123]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  471.635979]  ? bpf_prog_test_run+0x130/0x1a0
[  471.640395]  ? __x64_sys_bpf+0x3d8/0x510
[  471.644459]  ? bpf_prog_get+0x20/0x20
[  471.648281]  ? do_syscall_64+0x1b9/0x820
[  471.652347]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  471.658159]  ? syscall_return_slowpath+0x5e0/0x5e0
[  471.663092]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  471.667942]  ? trace_hardirqs_on_caller+0x310/0x310
[  471.672981]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  471.678011]  ? prepare_exit_to_usermode+0x291/0x3b0
[  471.683044]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  471.687911]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  471.693306] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  471.693406] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  471.700274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  471.700279] Call Trace:
[  471.700286]  <IRQ>
[  471.700306]  dump_stack+0x1c4/0x2b4
[  471.700326]  ? dump_stack_print_info.cold.2+0x52/0x52
[  471.706877] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  471.716166]  warn_alloc.cold.119+0xb7/0x1bd
[  471.718718] syz-executor0 cpuset=
[  471.720865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  471.724481] syz0
[  471.729669]  ? lock_downgrade+0x900/0x900
[  471.740133]  mems_allowed=0
[  471.744468]  ? trace_hardirqs_off+0xb8/0x310
[  471.766153]  ? trace_hardirqs_off+0xb8/0x310
[  471.770577]  __alloc_pages_slowpath+0x2667/0x2d80
[  471.775451]  ? warn_alloc+0x120/0x120
[  471.779259]  ? warn_alloc+0x120/0x120
[  471.783072]  ? print_usage_bug+0xc0/0xc0
[  471.787650]  ? warn_alloc+0x120/0x120
[  471.791452]  ? print_usage_bug+0xc0/0xc0
[  471.795516]  ? __lock_acquire+0x7ec/0x4ec0
[  471.799758]  ? __lock_acquire+0x7ec/0x4ec0
[  471.804013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.809562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  471.815108]  ? should_fail+0x22d/0xd01
[  471.819009]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  471.824121]  ? __lock_acquire+0x7ec/0x4ec0
[  471.828371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  471.833477]  ? __lock_acquire+0x7ec/0x4ec0
[  471.837713]  ? should_fail+0x22d/0xd01
[  471.841617]  ? mark_held_locks+0x130/0x130
[  471.845865]  ? mark_held_locks+0x130/0x130
[  471.850105]  ? graph_lock+0x170/0x170
[  471.853906]  ? print_usage_bug+0xc0/0xc0
[  471.857977]  ? graph_lock+0x170/0x170
[  471.861779]  ? print_usage_bug+0xc0/0xc0
[  471.865847]  ? wq_watchdog_touch+0x9c/0xfe
[  471.870095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.875638]  ? check_preemption_disabled+0x48/0x200
[  471.880658]  ? check_preemption_disabled+0x48/0x200
[  471.885699]  ? __lock_is_held+0xb5/0x140
[  471.889785]  __alloc_pages_nodemask+0xa80/0xde0
[  471.894455]  ? graph_lock+0x170/0x170
[  471.898263]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  471.903283]  ? graph_lock+0x170/0x170
[  471.907103]  ? find_held_lock+0x36/0x1c0
[  471.911180]  ? ____cache_alloc_node+0x1c7/0x1e0
[  471.915854]  ? lock_downgrade+0x900/0x900
[  471.920107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.925653]  cache_grow_begin+0x91/0x8c0
[  471.929752]  ? do_raw_spin_unlock+0xa7/0x2f0
[  471.934189]  fallback_alloc+0x203/0x2e0
[  471.938173]  ____cache_alloc_node+0x1c7/0x1e0
[  471.942688]  kmem_cache_alloc_node+0xe3/0x730
[  471.947204]  ? ipv6_get_ifaddr+0x42e/0x620
[  471.951451]  __alloc_skb+0x119/0x770
[  471.955171]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  471.960450]  ? skb_scrub_packet+0x490/0x490
[  471.964775]  ? lock_downgrade+0x900/0x900
[  471.968936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.974486]  ? refcount_sub_and_test_checked+0x203/0x310
[  471.979944]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  471.985404]  ? addrconf_rs_timer+0x690/0x690
[  471.989827]  ndisc_alloc_skb+0x144/0x340
[  471.993896]  ndisc_send_rs+0x331/0x6e0
[  471.997792]  addrconf_rs_timer+0x314/0x690
[  472.002038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  472.006291]  call_timer_fn+0x272/0x920
[  472.010183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  472.014426]  ? process_timeout+0x40/0x40
[  472.018493]  ? find_held_lock+0x36/0x1c0
[  472.022572]  ? mark_held_locks+0xc7/0x130
[  472.026727]  ? _raw_spin_unlock_irq+0x27/0x80
[  472.031225]  ? _raw_spin_unlock_irq+0x27/0x80
[  472.035722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  472.039964]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  472.044571]  ? trace_hardirqs_on+0xbd/0x310
[  472.048896]  ? kasan_check_read+0x11/0x20
[  472.053053]  ? __run_timers+0x7da/0xc70
[  472.057040]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  472.062505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  472.066756]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  472.070998]  __run_timers+0x7e5/0xc70
[  472.074818]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  472.080185]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.085464]  ? rcu_bh_qs+0xc0/0xc0
[  472.089008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.094558]  ? mark_held_locks+0xc7/0x130
[  472.098713]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  472.103480]  ? retint_kernel+0x2d/0x2d
[  472.107373]  ? trace_hardirqs_on_caller+0xc0/0x310
[  472.112306]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  472.117063]  ? trace_hardirqs_off+0x310/0x310
[  472.121567]  ? check_preemption_disabled+0x48/0x200
[  472.126591]  ? graph_lock+0x170/0x170
[  472.130399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.135941]  ? check_preemption_disabled+0x48/0x200
[  472.140990]  ? __lock_is_held+0xb5/0x140
[  472.145085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.150630]  ? check_preemption_disabled+0x48/0x200
[  472.155657]  run_timer_softirq+0x52/0xb0
[  472.159719]  ? rcu_read_lock_sched_held+0x108/0x120
[  472.164743]  __do_softirq+0x30b/0xad8
[  472.168564]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  472.173677]  ? pvclock_read_flags+0x160/0x160
[  472.178176]  ? lapic_next_event+0x5a/0x90
[  472.182325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.187867]  ? check_preemption_disabled+0x48/0x200
[  472.192882]  ? check_preemption_disabled+0x48/0x200
[  472.197905]  ? kvm_clock_read+0x18/0x30
[  472.201882]  ? kvm_sched_clock_read+0x9/0x20
[  472.206293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.211835]  ? check_preemption_disabled+0x48/0x200
[  472.216866]  irq_exit+0x17f/0x1c0
[  472.220327]  smp_apic_timer_interrupt+0x1cb/0x760
[  472.225171]  ? smp_reschedule_interrupt+0x109/0x650
[  472.230192]  ? smp_call_function_single_interrupt+0x650/0x650
[  472.236081]  ? interrupt_entry+0xb5/0xf0
[  472.240147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  472.245162]  ? trace_hardirqs_off_caller+0xbb/0x310
[  472.250184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  472.255031]  ? trace_hardirqs_on_caller+0x310/0x310
[  472.260047]  ? trace_hardirqs_on_caller+0x310/0x310
[  472.265070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.270610]  ? check_preemption_disabled+0x48/0x200
[  472.275644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.281193]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  472.286046]  apic_timer_interrupt+0xf/0x20
[  472.290278]  </IRQ>
[  472.292565] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  472.297843] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  472.316747] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  472.324460] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  472.331726] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  472.339001] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  472.346269] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  472.353542] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  472.360838]  ? arch_local_irq_restore+0x45/0x52
[  472.365515]  dump_stack+0x26a/0x2b4
[  472.369154]  ? dump_stack_print_info.cold.2+0x52/0x52
[  472.374348]  ? mark_held_locks+0x130/0x130
[  472.378585]  ? mark_held_locks+0x130/0x130
[  472.382857]  dump_header+0x27b/0xf72
[  472.386584]  ? pagefault_out_of_memory+0x197/0x197
[  472.391523]  ? __lock_acquire+0x7ec/0x4ec0
[  472.395804]  ? mem_cgroup_charge_statistics+0x780/0x780
[  472.401169]  ? print_usage_bug+0xc0/0xc0
[  472.405234]  ? print_usage_bug+0xc0/0xc0
[  472.409305]  ? graph_lock+0x170/0x170
[  472.413156]  ? print_usage_bug+0xc0/0xc0
[  472.417221]  ? print_usage_bug+0xc0/0xc0
[  472.421292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.426837]  ? find_held_lock+0x36/0x1c0
[  472.430916]  ? mark_held_locks+0xc7/0x130
[  472.435072]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  472.440176]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  472.445279]  ? lockdep_hardirqs_on+0x421/0x5c0
[  472.449878]  ? trace_hardirqs_on+0xbd/0x310
[  472.454199]  ? kasan_check_read+0x11/0x20
[  472.458351]  ? ___ratelimit+0x36f/0x655
[  472.462326]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  472.467782]  ? trace_hardirqs_on+0x310/0x310
[  472.472191]  ? lock_downgrade+0x900/0x900
[  472.476346]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  472.481452]  ? ___ratelimit+0xaa/0x655
[  472.485347]  ? idr_get_free+0xec0/0xec0
[  472.489340]  ? kasan_check_write+0x14/0x20
[  472.493577]  ? do_raw_spin_lock+0xc1/0x200
[  472.497820]  oom_kill_process.cold.27+0x10/0x903
[  472.502577]  ? graph_lock+0x170/0x170
[  472.506389]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.512185]  ? kasan_check_read+0x11/0x20
[  472.516333]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.521626]  ? oom_evaluate_task+0x540/0x540
[  472.526036]  ? find_held_lock+0x36/0x1c0
[  472.530104]  ? out_of_memory+0x974/0x1430
[  472.534269]  ? lock_downgrade+0x900/0x900
[  472.538421]  ? check_preemption_disabled+0x48/0x200
[  472.543443]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.549254]  ? kasan_check_read+0x11/0x20
[  472.553406]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.558700]  ? rcu_bh_qs+0xc0/0xc0
[  472.562245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.567780]  ? oom_evaluate_task+0x302/0x540
[  472.572209]  out_of_memory+0xa84/0x1430
[  472.576193]  ? oom_killer_disable+0x3a0/0x3a0
[  472.580689]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  472.585624]  ? __mutex_add_waiter+0x2a0/0x2a0
[  472.590137]  __alloc_pages_slowpath+0x2318/0x2d80
[  472.595021]  ? warn_alloc+0x120/0x120
[  472.598840]  ? find_get_entry+0x2f2/0xc40
[  472.603006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.608551]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  472.613481]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.619020]  ? should_fail+0x22d/0xd01
[  472.622950]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  472.628062]  ? __lock_is_held+0xb5/0x140
[  472.632151]  ? __lock_is_held+0xb5/0x140
[  472.636221]  ? find_held_lock+0x36/0x1c0
[  472.640286]  ? ___might_sleep+0x1ed/0x300
[  472.644431]  ? lock_release+0x970/0x970
[  472.648411]  ? arch_local_save_flags+0x40/0x40
[  472.653014]  ? __might_sleep+0x95/0x190
[  472.657003]  __alloc_pages_nodemask+0xa80/0xde0
[  472.661682]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  472.666709]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.672514]  ? kasan_check_read+0x11/0x20
[  472.676666]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.681946]  ? graph_lock+0x170/0x170
[  472.685804]  ? print_usage_bug+0xc0/0xc0
[  472.689874]  ? graph_lock+0x170/0x170
[  472.693676]  ? graph_lock+0x170/0x170
[  472.697479]  ? __do_page_cache_readahead+0x7ce/0x980
[  472.702597]  ? find_held_lock+0x36/0x1c0
[  472.706669]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  472.712212]  alloc_pages_current+0x10c/0x210
[  472.716621]  ? lock_downgrade+0x900/0x900
[  472.720775]  __page_cache_alloc+0x38f/0x5b0
[  472.725101]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.730894]  ? kasan_check_read+0x11/0x20
[  472.735042]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.740327]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  472.745005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.750583]  ? check_preemption_disabled+0x48/0x200
[  472.755624]  filemap_fault+0x1594/0x25f0
[  472.759700]  ? __lock_page_or_retry+0xa00/0xa00
[  472.764369]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.770179]  ? kasan_check_read+0x11/0x20
[  472.774331]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.779623]  ? rcu_bh_qs+0xc0/0xc0
[  472.783196]  ? filemap_map_pages+0xdea/0x1980
[  472.787698]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  472.792809]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  472.798085]  ? debug_object_free+0x325/0x690
[  472.802510]  ? find_get_pages_range_tag+0x1320/0x1320
[  472.807742]  ? graph_lock+0x170/0x170
[  472.811550]  ? kasan_check_read+0x11/0x20
[  472.815697]  ? debug_object_destroy+0x2b0/0x2b0
[  472.820379]  ? lock_acquire+0x1ed/0x520
[  472.824353]  ? ext4_filemap_fault+0x7a/0xad
[  472.828682]  ? lock_release+0x970/0x970
[  472.832656]  ? arch_local_save_flags+0x40/0x40
[  472.837246]  ? futex_wait_setup+0x3e0/0x3e0
[  472.841585]  ? down_read+0xb0/0x1d0
[  472.845214]  ? ext4_filemap_fault+0x7a/0xad
[  472.849546]  ? __down_interruptible+0x700/0x700
[  472.854250]  ext4_filemap_fault+0x82/0xad
[  472.858417]  __do_fault+0x100/0x6b0
[  472.862051]  ? print_bad_pte+0x6c0/0x6c0
[  472.866114]  ? do_futex+0x249/0x26d0
[  472.869844]  ? do_raw_spin_unlock+0xa7/0x2f0
[  472.874276]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  472.878854]  ? kasan_check_read+0x11/0x20
[  472.883003]  ? pmd_val+0x88/0x100
[  472.886472]  ? add_mm_counter_fast+0xd0/0xd0
[  472.890884]  ? pmd_val+0x88/0x100
[  472.894339]  ? add_mm_counter_fast+0xd0/0xd0
[  472.898754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.904296]  __handle_mm_fault+0x3709/0x53e0
[  472.908730]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  472.913587]  ? graph_lock+0x170/0x170
[  472.917409]  ? print_usage_bug+0xc0/0xc0
[  472.921488]  ? graph_lock+0x170/0x170
[  472.925304]  ? graph_lock+0x170/0x170
[  472.929123]  ? handle_mm_fault+0x42a/0xc70
[  472.933362]  ? lock_downgrade+0x900/0x900
[  472.937510]  ? check_preemption_disabled+0x48/0x200
[  472.942542]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.948342]  ? kasan_check_read+0x11/0x20
[  472.952495]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.957771]  ? rcu_bh_qs+0xc0/0xc0
[  472.961312]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  472.966787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.972323]  ? check_preemption_disabled+0x48/0x200
[  472.977347]  handle_mm_fault+0x54f/0xc70
[  472.981431]  ? __handle_mm_fault+0x53e0/0x53e0
[  472.986034]  ? find_vma+0x34/0x190
[  472.989582]  __do_page_fault+0x67d/0xed0
[  472.993654]  ? mm_fault_error+0x380/0x380
[  472.997803]  ? trace_hardirqs_off+0xb8/0x310
[  473.002217]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  473.007584]  ? trace_hardirqs_on+0x310/0x310
[  473.012009]  do_page_fault+0xf2/0x7e0
[  473.015815]  ? vmalloc_sync_all+0x30/0x30
[  473.019963]  ? error_entry+0x70/0xd0
[  473.023688]  ? trace_hardirqs_off_caller+0xbb/0x310
[  473.028703]  ? trace_hardirqs_on_caller+0xc0/0x310
[  473.033635]  ? syscall_return_slowpath+0x5e0/0x5e0
[  473.038566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  473.043413]  ? trace_hardirqs_on_caller+0x310/0x310
[  473.048444]  ? trace_hardirqs_off+0x310/0x310
[  473.052944]  ? prepare_exit_to_usermode+0x291/0x3b0
[  473.057979]  ? page_fault+0x8/0x30
[  473.061525]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  473.066375]  ? page_fault+0x8/0x30
[  473.069916]  page_fault+0x1e/0x30
[  473.073375] RIP: 0033:0x45ddf3
[  473.076570] Code: Bad RIP value.
[  473.079930] RSP: 002b:000000c42001f6a0 EFLAGS: 00010206
[  473.085291] RAX: ffffffffffffff92 RBX: 000000003597157e RCX: 000000000045ddf3
[  473.092558] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014cd940
[  473.099826] RBP: 000000c42001f6e8 R08: 0000000000000000 R09: 0000000000000000
[  473.107097] R10: 000000c42001f6d8 R11: 0000000000000206 R12: 0000000000000001
[  473.114364] R13: 000000000000001f R14: 0000000000b7e140 R15: 0000000000004269
[  473.121659] warn_alloc_show_mem: 1 callbacks suppressed
[  473.121671] CPU: 0 PID: 19524 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #66
[  473.121673] Mem-Info:
[  473.121703] active_anon:29560 inactive_anon:112 isolated_anon:0
[  473.121703]  active_file:13 inactive_file:14 isolated_file:0
[  473.121703]  unevictable:0 dirty:0 writeback:0 unstable:0
[  473.121703]  slab_reclaimable:8036 slab_unreclaimable:1496664
[  473.121703]  mapped:16395 shmem:119 pagetables:491 bounce:0
[  473.121703]  free:13798 free_pcp:488 free_cma:0
[  473.127054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  473.134331] Node 0 active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:65580kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  473.136737] Call Trace:
[  473.169696] Node 0 
[  473.179047]  <IRQ>
[  473.206407] 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
[  473.208975]  dump_stack+0x1c4/0x2b4
[  473.211173] lowmem_reserve[]: 0
[  473.213329]  ? dump_stack_print_info.cold.2+0x52/0x52
[  473.238815]  2819
[  473.242463]  warn_alloc.cold.119+0xb7/0x1bd
[  473.245718]  6323 6323
[  473.250927]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  473.252975] Node 0 
[  473.257291]  ? lock_downgrade+0x900/0x900
[  473.259797] DMA32 free:25288kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB
[  473.264614]  ? trace_hardirqs_off+0xb8/0x310
[  473.266814] lowmem_reserve[]: 0
[  473.270966]  ? trace_hardirqs_off+0xb8/0x310
[  473.297505]  0
[  473.301952]  __alloc_pages_slowpath+0x2667/0x2d80
[  473.305200]  3503
[  473.309625]  ? warn_alloc+0x120/0x120
[  473.311409]  3503
[  473.316269]  ? lock_release+0x970/0x970
[  473.318309] Node 0 
[  473.322105]  ? warn_alloc+0x120/0x120
[  473.324173] Normal free:13996kB min:37352kB low:46688kB high:56024kB active_anon:118240kB inactive_anon:448kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:1964kB bounce:0kB free_pcp:1944kB local_pcp:1348kB free_cma:0kB
[  473.328124]  ? print_usage_bug+0xc0/0xc0
[  473.330335] lowmem_reserve[]: 0
[  473.334142]  ? warn_alloc+0x120/0x120
[  473.362564]  0 0
[  473.366633]  ? print_usage_bug+0xc0/0xc0
[  473.369889]  0
[  473.373681]  ? __lock_acquire+0x7ec/0x4ec0
[  473.375651] Node 0 
[  473.379705]  ? __lock_acquire+0x7ec/0x4ec0
[  473.381485] DMA: 
[  473.385711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  473.387939] 1*4kB 
[  473.392169]  ? should_fail+0x22d/0xd01
[  473.394209] (U) 
[  473.399739]  ? __lock_acquire+0x7ec/0x4ec0
[  473.401870] 0*8kB 0*16kB 
[  473.405759]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  473.407709] 1*32kB 
[  473.411934]  ? __lock_acquire+0x7ec/0x4ec0
[  473.414666] (U) 
[  473.419767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  473.421989] 2*64kB 
[  473.426218]  ? __lock_acquire+0x7ec/0x4ec0
[  473.428170] (U) 
[  473.433265]  ? should_fail+0x22d/0xd01
[  473.435481] 1*128kB 
[  473.439714]  ? mark_held_locks+0x130/0x130
[  473.441663] (U) 
[  473.445560]  ? mark_held_locks+0x130/0x130
[  473.447860] 1*256kB 
[  473.452093]  ? graph_lock+0x170/0x170
[  473.454040] (U) 0*512kB 
[  473.458279]  ? print_usage_bug+0xc0/0xc0
[  473.460574] 1*1024kB (U) 
[  473.464391]  ? wq_watchdog_touch+0x9c/0xfe
[  473.467056] 1*2048kB 
[  473.471110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.473858] (M) 
[  473.478088]  ? check_preemption_disabled+0x48/0x200
[  473.480473] 3*4096kB 
[  473.486011]  ? check_preemption_disabled+0x48/0x200
[  473.487966] (M) 
[  473.493011]  ? __lock_is_held+0xb5/0x140
[  473.495394] = 15908kB
[  473.500406]  __alloc_pages_nodemask+0xa80/0xde0
[  473.502356] Node 0 
[  473.506413]  ? graph_lock+0x170/0x170
[  473.508800] DMA32: 
[  473.513461]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  473.515674] 6*4kB 
[  473.519460]  ? graph_lock+0x170/0x170
[  473.519484]  ? find_held_lock+0x36/0x1c0
[  473.521689] (MH) 0*8kB 
[  473.526756]  ? ____cache_alloc_node+0x1c7/0x1e0
[  473.528888] 3*16kB (MH) 
[  473.532707]  ? lock_downgrade+0x900/0x900
[  473.536767] 2*32kB 
[  473.539375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.544008] (M) 5*64kB 
[  473.546688]  cache_grow_begin+0x91/0x8c0
[  473.550811] (MH) 
[  473.553049]  ? do_raw_spin_unlock+0xa7/0x2f0
[  473.558552] 4*128kB (MH) 
[  473.561144]  fallback_alloc+0x203/0x2e0
[  473.565180] 3*256kB 
[  473.567243]  ____cache_alloc_node+0x1c7/0x1e0
[  473.571626] (M) 
[  473.574381]  kmem_cache_alloc_node+0xe3/0x730
[  473.578329] 4*512kB 
[  473.580648]  ? ipv6_get_ifaddr+0x42e/0x620
[  473.585129] (MH) 
[  473.587108]  __alloc_skb+0x119/0x770
[  473.591582] 3*1024kB (MH) 
[  473.593909]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  473.598113] 3*2048kB (M) 
[  473.600179]  ? skb_scrub_packet+0x490/0x490
[  473.603865] 3*4096kB (M) 
[  473.606714]  ? lock_downgrade+0x900/0x900
[  473.611989] = 25288kB
[  473.614743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.619044] Node 0 
[  473.621797]  ? refcount_sub_and_test_checked+0x203/0x310
[  473.625918] Normal: 
[  473.628322]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  473.633831] 9*4kB 
[  473.636070]  ? addrconf_rs_timer+0x690/0x690
[  473.641496] (ME) 
[  473.643826]  ndisc_alloc_skb+0x144/0x340
[  473.649259] 37*8kB 
[  473.651404]  ndisc_send_rs+0x331/0x6e0
[  473.655962] (UM) 34*16kB 
[  473.658082]  addrconf_rs_timer+0x314/0x690
[  473.662109] (UMH) 36*32kB 
[  473.664349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  473.668204] (UMH) 19*64kB 
[  473.671007]  call_timer_fn+0x272/0x920
[  473.675224] (MH) 
[  473.678070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  473.682281] 11*128kB 
[  473.685121]  ? process_timeout+0x40/0x40
[  473.688991] (UMH) 
[  473.691052]  ? find_held_lock+0x36/0x1c0
[  473.695258] 5*256kB 
[  473.697668]  ? __run_timers+0x7da/0xc70
[  473.701698] (UM) 4*512kB 
[  473.703850]  ? _raw_spin_unlock_irq+0x27/0x80
[  473.707996] (UH) 
[  473.710316]  ? _raw_spin_unlock_irq+0x27/0x80
[  473.714270] 2*1024kB 
[  473.717026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  473.721493] (H) 
[  473.723589]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  473.728057] 2*2048kB 
[  473.730477]  ? trace_hardirqs_on+0xbd/0x310
[  473.734679] (MH) 0*4096kB 
[  473.736669]  ? kasan_check_read+0x11/0x20
[  473.741226] = 14124kB
[  473.743630]  ? __run_timers+0x7da/0xc70
[  473.747936] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  473.750770]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  473.754897] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  473.757319]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  473.761262] 146 total pagecache pages
[  473.770091]  __run_timers+0x7e5/0xc70
[  473.775523] 0 pages in swap cache
[  473.784281]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  473.784292]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  473.784300]  ? graph_lock+0x170/0x170
[  473.784310]  ? enqueue_hrtimer+0x1a5/0x560
[  473.784316]  ? lock_release+0x970/0x970
[  473.784324]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  473.784335]  ? find_held_lock+0x36/0x1c0
[  473.784344]  ? graph_lock+0x170/0x170
[  473.784369]  ? pvclock_read_flags+0x160/0x160
[  473.784377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.784387]  ? check_preemption_disabled+0x48/0x200
[  473.784401]  ? __lock_is_held+0xb5/0x140
[  473.784409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.784417]  ? check_preemption_disabled+0x48/0x200
[  473.784433]  run_timer_softirq+0x52/0xb0
[  473.784441]  ? rcu_read_lock_sched_held+0x108/0x120
[  473.784451]  __do_softirq+0x30b/0xad8
[  473.784465]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  473.784475]  ? pvclock_read_flags+0x160/0x160
[  473.784483]  ? lapic_next_event+0x5a/0x90
[  473.784491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.784499]  ? check_preemption_disabled+0x48/0x200
[  473.784507]  ? check_preemption_disabled+0x48/0x200
[  473.784518]  ? kvm_clock_read+0x18/0x30
[  473.784526]  ? kvm_sched_clock_read+0x9/0x20
[  473.784535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.784548]  ? check_preemption_disabled+0x48/0x200
[  473.784572]  irq_exit+0x17f/0x1c0
[  473.788795] Swap cache stats: add 0, delete 0, find 0/0
[  473.788803] Free swap  = 0kB
[  473.792598]  smp_apic_timer_interrupt+0x1cb/0x760
[  473.796372] Total swap = 0kB
[  473.799820]  ? smp_reschedule_interrupt+0x109/0x650
[  473.805159] 1965979 pages RAM
[  473.810171]  ? smp_call_function_single_interrupt+0x650/0x650
[  473.813940] 0 pages HighMem/MovableOnly
[  473.813949] 342307 pages reserved
[  473.818184]  ? interrupt_entry+0xb5/0xf0
[  473.822135] 0 pages cma reserved
[  473.827323]  ? trace_hardirqs_off_caller+0xbb/0x310
[  473.831418] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  473.835147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  473.835166]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  473.839740] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  473.845176]  ? trace_hardirqs_on_caller+0x310/0x310
[  473.850167] syz-fuzzer cpuset=
[  473.854218]  ? trace_hardirqs_on_caller+0x310/0x310
[  473.854236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.859749] /
[  473.864769]  ? check_preemption_disabled+0x48/0x200
[  473.868806]  mems_allowed=0
[  473.873811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.039394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.044253]  apic_timer_interrupt+0xf/0x20
[  474.048482]  </IRQ>
[  474.050724] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  474.056610] Code: 3f 7e 0f 85 32 ff ff ff e8 83 78 3e ff e9 28 ff ff ff e8 aa df c2 ff 48 83 3d 3a ed 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 6a a1
[  474.075509] RSP: 0000:ffff8801878bf4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  474.083219] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  474.090487] RDX: 0000000000000000 RSI: ffff88019e236a40 RDI: 0000000000000286
[  474.097769] RBP: ffff8801878bf520 R08: ffff88019e2361c0 R09: 0000000000000000
[  474.105045] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800dc0
[  474.112320] R13: ffff8801da800dc0 R14: 0000000000000000 R15: 0000000000000286
[  474.119620]  ? save_stack+0xa9/0xd0
[  474.123262]  __kmalloc_node_track_caller+0x33/0x70
[  474.128196]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  474.132957]  pskb_expand_head+0x230/0x10f0
[  474.137205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.142744]  ? memcpy+0x45/0x50
[  474.146044]  ? __copy_skb_header+0x350/0x6b0
[  474.150467]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  474.155014]  ? skb_checksum+0x140/0x140
[  474.159015]  ? __lock_is_held+0xb5/0x140
[  474.163096]  ? kasan_check_write+0x14/0x20
[  474.167330]  ? __skb_clone+0x6c7/0xa00
[  474.171221]  ? __copy_skb_header+0x6b0/0x6b0
[  474.175629]  ? kmem_cache_alloc+0x33a/0x730
[  474.179951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.185504]  skb_ensure_writable+0x3dd/0x640
[  474.189920]  ? skb_cow_data+0xf10/0xf10
[  474.193910]  ? preempt_notifier_register+0x200/0x200
[  474.199013]  ? __switch_to_asm+0x34/0x70
[  474.203080]  ? __switch_to_asm+0x34/0x70
[  474.207142]  ? __switch_to_asm+0x40/0x70
[  474.211202]  ? __switch_to_asm+0x34/0x70
[  474.215266]  ? __switch_to_asm+0x40/0x70
[  474.219323]  ? __switch_to_asm+0x40/0x70
[  474.223400]  ? __switch_to_asm+0x34/0x70
[  474.227463]  ? __switch_to_asm+0x34/0x70
[  474.231524]  ? __switch_to_asm+0x40/0x70
[  474.235600]  ? __switch_to_asm+0x34/0x70
[  474.239670]  bpf_clone_redirect+0x14a/0x490
[  474.244011]  bpf_prog_a481c1313990ee2c+0x6f6/0x1000
[  474.249044]  ? __sched_text_start+0x8/0x8
[  474.253209]  ? find_held_lock+0x36/0x1c0
[  474.257278]  ? lock_acquire+0x1ed/0x520
[  474.261257]  ? bpf_test_run+0x32e/0x5a0
[  474.265233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.270774]  ? check_preemption_disabled+0x48/0x200
[  474.275794]  ? kasan_check_read+0x11/0x20
[  474.279947]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  474.285233]  ? rcu_bh_qs+0xc0/0xc0
[  474.288776]  ? preempt_schedule+0x4d/0x60
[  474.292930]  ? ___preempt_schedule+0x16/0x18
[  474.297346]  ? bpf_test_run+0x1c0/0x5a0
[  474.301334]  ? netlink_diag_dump+0x2a0/0x2a0
[  474.305760]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.311296]  ? bpf_test_init.isra.9+0x70/0x100
[  474.315885]  ? bpf_prog_test_run_skb+0x634/0xb40
[  474.320659]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  474.325501]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  474.331045]  ? fput+0x130/0x1a0
[  474.334328]  ? __bpf_prog_get+0x9b/0x290
[  474.338391]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  474.343234]  ? bpf_prog_test_run+0x130/0x1a0
[  474.347649]  ? __x64_sys_bpf+0x3d8/0x510
[  474.351711]  ? bpf_prog_get+0x20/0x20
[  474.355533]  ? do_syscall_64+0x1b9/0x820
[  474.359595]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  474.364961]  ? syscall_return_slowpath+0x5e0/0x5e0
[  474.369904]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.374748]  ? trace_hardirqs_on_caller+0x310/0x310
[  474.379767]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  474.384786]  ? prepare_exit_to_usermode+0x291/0x3b0
[  474.389810]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.394660]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  474.400044] CPU: 1 PID: 5342 Comm: syz-fuzzer Not tainted 4.19.0-rc7+ #66
[  474.400120] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  474.406997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  474.407006] Call Trace:
[  474.413617] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  474.422836]  <IRQ>
[  474.425410] syz-executor0 cpuset=
[  474.435892]  dump_stack+0x1c4/0x2b4
[  474.438025] syz0
[  474.441479]  ? dump_stack_print_info.cold.2+0x52/0x52
[  474.445085]  mems_allowed=0
[  474.447066]  warn_alloc.cold.119+0xb7/0x1bd
[  474.459455]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  474.464305]  ? lock_downgrade+0x900/0x900
[  474.468484]  ? trace_hardirqs_off+0xb8/0x310
[  474.472901]  ? trace_hardirqs_off+0xb8/0x310
[  474.477322]  __alloc_pages_slowpath+0x2667/0x2d80
[  474.482200]  ? warn_alloc+0x120/0x120
[  474.486012]  ? trace_hardirqs_on+0x310/0x310
[  474.490436]  ? warn_alloc+0x120/0x120
[  474.494240]  ? print_usage_bug+0xc0/0xc0
[  474.498302]  ? warn_alloc+0x120/0x120
[  474.502102]  ? ktime_get+0x2e1/0x440
[  474.505816]  ? print_usage_bug+0xc0/0xc0
[  474.509884]  ? __lock_acquire+0x7ec/0x4ec0
[  474.514122]  ? __lock_acquire+0x7ec/0x4ec0
[  474.518363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.523900]  ? should_fail+0x22d/0xd01
[  474.527792]  ? __lock_acquire+0x7ec/0x4ec0
[  474.532031]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  474.537136]  ? __lock_acquire+0x7ec/0x4ec0
[  474.541379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  474.546481]  ? __lock_acquire+0x7ec/0x4ec0
[  474.550713]  ? should_fail+0x22d/0xd01
[  474.554611]  ? mark_held_locks+0x130/0x130
[  474.558851]  ? mark_held_locks+0x130/0x130
[  474.563099]  ? graph_lock+0x170/0x170
[  474.566908]  ? print_usage_bug+0xc0/0xc0
[  474.570979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.576521]  ? check_preemption_disabled+0x48/0x200
[  474.581545]  ? check_preemption_disabled+0x48/0x200
[  474.586576]  ? __lock_is_held+0xb5/0x140
[  474.590648]  __alloc_pages_nodemask+0xa80/0xde0
[  474.595317]  ? graph_lock+0x170/0x170
[  474.599125]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  474.604141]  ? graph_lock+0x170/0x170
[  474.607957]  ? find_held_lock+0x36/0x1c0
[  474.612039]  ? ____cache_alloc_node+0x1c7/0x1e0
[  474.616709]  ? lock_downgrade+0x900/0x900
[  474.620865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.626410]  cache_grow_begin+0x91/0x8c0
[  474.630475]  ? do_raw_spin_unlock+0xa7/0x2f0
[  474.634907]  fallback_alloc+0x203/0x2e0
[  474.638917]  ____cache_alloc_node+0x1c7/0x1e0
[  474.643451]  kmem_cache_alloc_node+0xe3/0x730
[  474.647960]  ? ipv6_get_ifaddr+0x42e/0x620
[  474.652242]  __alloc_skb+0x119/0x770
[  474.655964]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  474.661258]  ? skb_scrub_packet+0x490/0x490
[  474.665580]  ? lock_downgrade+0x900/0x900
[  474.669764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.675303]  ? refcount_sub_and_test_checked+0x203/0x310
[  474.680757]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  474.686211]  ? addrconf_rs_timer+0x690/0x690
[  474.690656]  ndisc_alloc_skb+0x144/0x340
[  474.694752]  ndisc_send_rs+0x331/0x6e0
[  474.698674]  addrconf_rs_timer+0x314/0x690
[  474.702945]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  474.707203]  call_timer_fn+0x272/0x920
[  474.711096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  474.715333]  ? process_timeout+0x40/0x40
[  474.719396]  ? find_held_lock+0x36/0x1c0
[  474.723480]  ? mark_held_locks+0xc7/0x130
[  474.727631]  ? _raw_spin_unlock_irq+0x27/0x80
[  474.732141]  ? _raw_spin_unlock_irq+0x27/0x80
[  474.736639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  474.740872]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  474.745459]  ? trace_hardirqs_on+0xbd/0x310
[  474.749792]  ? kasan_check_read+0x11/0x20
[  474.753940]  ? __run_timers+0x7da/0xc70
[  474.757921]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  474.763385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  474.767619]  __run_timers+0x7e5/0xc70
[  474.771435]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  474.776802]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  474.782084]  ? rcu_bh_qs+0xc0/0xc0
[  474.785630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.791175]  ? mark_held_locks+0xc7/0x130
[  474.795329]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  474.800111]  ? retint_kernel+0x2d/0x2d
[  474.804001]  ? trace_hardirqs_on_caller+0xc0/0x310
[  474.808949]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  474.813711]  ? trace_hardirqs_off+0x310/0x310
[  474.818211]  ? check_preemption_disabled+0x48/0x200
[  474.823229]  ? graph_lock+0x170/0x170
[  474.827035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.832578]  ? check_preemption_disabled+0x48/0x200
[  474.837612]  ? __lock_is_held+0xb5/0x140
[  474.841674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.847216]  ? check_preemption_disabled+0x48/0x200
[  474.852242]  run_timer_softirq+0x52/0xb0
[  474.856303]  ? rcu_read_lock_sched_held+0x108/0x120
[  474.861323]  __do_softirq+0x30b/0xad8
[  474.865137]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  474.870248]  ? pvclock_read_flags+0x160/0x160
[  474.874747]  ? lapic_next_event+0x5a/0x90
[  474.878897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.884436]  ? check_preemption_disabled+0x48/0x200
[  474.889452]  ? check_preemption_disabled+0x48/0x200
[  474.894473]  ? kvm_clock_read+0x18/0x30
[  474.898451]  ? kvm_sched_clock_read+0x9/0x20
[  474.902861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.908401]  ? check_preemption_disabled+0x48/0x200
[  474.913433]  irq_exit+0x17f/0x1c0
[  474.916889]  smp_apic_timer_interrupt+0x1cb/0x760
[  474.921729]  ? smp_reschedule_interrupt+0x109/0x650
[  474.926751]  ? smp_call_function_single_interrupt+0x650/0x650
[  474.932637]  ? interrupt_entry+0xb5/0xf0
[  474.936701]  ? trace_hardirqs_off_caller+0xbb/0x310
[  474.941717]  ? trace_hardirqs_off_caller+0xbb/0x310
[  474.946740]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.951585]  ? trace_hardirqs_on_caller+0x310/0x310
[  474.956600]  ? trace_hardirqs_on_caller+0x310/0x310
[  474.961621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.967160]  ? check_preemption_disabled+0x48/0x200
[  474.972210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.977770]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.982623]  apic_timer_interrupt+0xf/0x20
[  474.986851]  </IRQ>
[  474.989096] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  474.994389] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 43 19 fa 48 83 3d 39 ed 88 01 00 75 07 e8 fa d3 d5 f9 0f 0b e8 f3 d3 d5 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 43 19 fa 4c 8b 45 d0 e9
[  475.013289] RSP: 0000:ffff8801d9b8e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  475.021003] RAX: ffff8801d8526280 RBX: 0000000000000293 RCX: 1ffff1003b0a4d6e
[  475.028276] RDX: 0000000000000000 RSI: ffffffff87a9055d RDI: 0000000000000293
[  475.035547] RBP: ffff8801d9b8e240 R08: ffff8801d8526b70 R09: 0000000000000006
[  475.042817] R10: 0000000000000000 R11: ffff8801d8526280 R12: 0000000000000293
[  475.050084] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  475.057381]  ? arch_local_irq_restore+0x45/0x52
[  475.062058]  dump_stack+0x26a/0x2b4
[  475.065692]  ? dump_stack_print_info.cold.2+0x52/0x52
[  475.070890]  ? mark_held_locks+0x130/0x130
[  475.075128]  ? mark_held_locks+0x130/0x130
[  475.079370]  dump_header+0x27b/0xf72
[  475.083099]  ? pagefault_out_of_memory+0x197/0x197
[  475.088040]  ? __lock_acquire+0x7ec/0x4ec0
[  475.092278]  ? mem_cgroup_charge_statistics+0x780/0x780
[  475.097642]  ? print_usage_bug+0xc0/0xc0
[  475.101709]  ? print_usage_bug+0xc0/0xc0
[  475.105777]  ? graph_lock+0x170/0x170
[  475.109584]  ? print_usage_bug+0xc0/0xc0
[  475.113645]  ? print_usage_bug+0xc0/0xc0
[  475.117715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.123261]  ? find_held_lock+0x36/0x1c0
[  475.127332]  ? mark_held_locks+0xc7/0x130
[  475.131513]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  475.136652]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  475.141756]  ? lockdep_hardirqs_on+0x421/0x5c0
[  475.146344]  ? trace_hardirqs_on+0xbd/0x310
[  475.150688]  ? kasan_check_read+0x11/0x20
[  475.154840]  ? ___ratelimit+0x36f/0x655
[  475.158808]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  475.164271]  ? trace_hardirqs_on+0x310/0x310
[  475.168681]  ? lock_downgrade+0x900/0x900
[  475.172839]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  475.177949]  ? ___ratelimit+0xaa/0x655
[  475.181847]  ? idr_get_free+0xec0/0xec0
[  475.185821]  ? kasan_check_write+0x14/0x20
[  475.190060]  ? do_raw_spin_lock+0xc1/0x200
[  475.194305]  oom_kill_process.cold.27+0x10/0x903
[  475.199067]  ? graph_lock+0x170/0x170
[  475.202874]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  475.208668]  ? kasan_check_read+0x11/0x20
[  475.212832]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  475.218115]  ? oom_evaluate_task+0x540/0x540
[  475.222529]  ? find_held_lock+0x36/0x1c0
[  475.226617]  ? out_of_memory+0x974/0x1430
[  475.230788]  ? lock_downgrade+0x900/0x900
[  475.234954]  ? check_preemption_disabled+0x48/0x200
[  475.239991]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  475.245790]  ? kasan_check_read+0x11/0x20
[  475.249947]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  475.255246]  ? rcu_bh_qs+0xc0/0xc0
[  475.258805]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.264355]  ? oom_evaluate_task+0x302/0x540
[  475.268769]  out_of_memory+0xa84/0x1430
[  475.272751]  ? oom_killer_disable+0x3a0/0x3a0
[  475.277247]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  475.282189]  ? __mutex_add_waiter+0x2a0/0x2a0
[  475.286710]  __alloc_pages_slowpath+0x2318/0x2d80
[  475.291602]  ? warn_alloc+0x120/0x120
[  475.295427]  ? find_get_entry+0x2f2/0xc40
[  475.299589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.305128]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  475.310059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.315600]  ? should_fail+0x22d/0xd01
[  475.319541]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  475.324646]  ? __lock_is_held+0xb5/0x140
[  475.328737]  ? __lock_is_held+0xb5/0x140
[  475.332806]  ? find_held_lock+0x36/0x1c0
[  475.336871]  ? ___might_sleep+0x1ed/0x300
[  475.341035]  ? lock_release+0x970/0x970
[  475.345010]  ? arch_local_save_flags+0x40/0x40
[  475.349638]  ? __might_sleep+0x95/0x190
[  475.353620]  __alloc_pages_nodemask+0xa80/0xde0
[  475.358297]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  475.363317]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  475.369117]  ? kasan_check_read+0x11/0x20
[  475.373267]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  475.378556]  ? graph_lock+0x170/0x170
[  475.382362]  ? print_usage_bug+0xc0/0xc0
[  475.386440]  ? graph_lock+0x170/0x170
[  475.390242]  ? graph_lock+0x170/0x170
[  475.394043]  ? __do_page_cache_readahead+0x7ce/0x980
[  475.399155]  ? find_held_lock+0x36/0x1c0
[  475.403225]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  475.408768]  alloc_pages_current+0x10c/0x210
[  475.413180]  ? lock_downgrade+0x900/0x900
[  475.417338]  __page_cache_alloc+0x38f/0x5b0
[  475.421662]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  475.427459]  ? kasan_check_read+0x11/0x20
[  475.431610]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  475.436890]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  475.441563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.447106]  ? check_preemption_disabled+0x48/0x200
[  475.452133]  filemap_fault+0x1594/0x25f0
[  475.456208]  ? __lock_page_or_retry+0xa00/0xa00
[  475.460877]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  475.466672]  ? kasan_check_read+0x11/0x20
[  475.470822]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  475.476102]  ? rcu_bh_qs+0xc0/0xc0
[  475.479662]  ? filemap_map_pages+0xdea/0x1980
[  475.484165]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  475.489279]  ? __list_del_entry_valid.cold.1+0x58/0x58
[  475.494558]  ? debug_object_free+0x325/0x690
[  475.498979]  ? find_get_pages_range_tag+0x1320/0x1320
[  475.504180]  ? graph_lock+0x170/0x170
[  475.507995]  ? kasan_check_read+0x11/0x20
[  475.512148]  ? debug_object_destroy+0x2b0/0x2b0
[  475.516831]  ? lock_acquire+0x1ed/0x520
[  475.520808]  ? ext4_filemap_fault+0x7a/0xad
[  475.525137]  ? lock_release+0x970/0x970
[  475.529112]  ? arch_local_save_flags+0x40/0x40
[  475.533698]  ? futex_wait_setup+0x3e0/0x3e0
[  475.538040]  ? down_read+0xb0/0x1d0
[  475.541669]  ? ext4_filemap_fault+0x7a/0xad
[  475.546002]  ? __down_interruptible+0x700/0x700
[  475.550691]  ext4_filemap_fault+0x82/0xad
[  475.554842]  __do_fault+0x100/0x6b0
[  475.558472]  ? print_bad_pte+0x6c0/0x6c0
[  475.562535]  ? do_futex+0x249/0x26d0
[  475.566265]  ? do_raw_spin_unlock+0xa7/0x2f0
[  475.570675]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  475.575256]  ? kasan_check_read+0x11/0x20
[  475.579405]  ? pmd_val+0x88/0x100
[  475.582862]  ? add_mm_counter_fast+0xd0/0xd0
[  475.587269]  ? pmd_val+0x88/0x100
[  475.590724]  ? add_mm_counter_fast+0xd0/0xd0
[  475.595143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.600692]  __handle_mm_fault+0x3709/0x53e0
[  475.605113]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  475.609958]  ? graph_lock+0x170/0x170
[  475.613779]  ? print_usage_bug+0xc0/0xc0
[  475.617845]  ? graph_lock+0x170/0x170
[  475.621644]  ? graph_lock+0x170/0x170
[  475.625467]  ? handle_mm_fault+0x42a/0xc70
[  475.629702]  ? lock_downgrade+0x900/0x900
[  475.633853]  ? check_preemption_disabled+0x48/0x200
[  475.638889]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  475.644685]  ? kasan_check_read+0x11/0x20
[  475.648836]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  475.654249]  ? rcu_bh_qs+0xc0/0xc0
[  475.657791]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  475.663244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.668787]  ? check_preemption_disabled+0x48/0x200