1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  355.436180]  __alloc_pages_slowpath+0x26e8/0x2e10
[  355.440559] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  355.455757]  ? warn_alloc+0x120/0x120
[  355.460559] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  355.475636]  ? print_usage_bug+0xc0/0xc0
[  355.479413] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  355.488233]  ? warn_alloc+0x120/0x120
[  355.492716] 269 total pagecache pages
[  355.501293]  ? warn_alloc+0x120/0x120
[  355.505078] 0 pages in swap cache
[  355.508872]  ? print_usage_bug+0xc0/0xc0
[  355.512647] Swap cache stats: add 0, delete 0, find 0/0
[  355.516100]  ? kvm_clock_read+0x18/0x30
[  355.520139] Free swap  = 0kB
[  355.525494]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  355.529441] Total swap = 0kB
[  355.532453]  ? print_usage_bug+0xc0/0xc0
[  355.537441] 1965979 pages RAM
[  355.540455]  ? __lock_acquire+0x62f/0x4c20
[  355.544489] 0 pages HighMem/MovableOnly
[  355.547587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.551794] 342853 pages reserved
[  355.555758]  ? should_fail+0x22d/0xd01
[  355.561265] 0 pages cma reserved
[  355.564711]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.568671] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  355.571929]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.577273] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  355.583673]  ? __lock_acquire+0x62f/0x4c20
[  355.588750] init cpuset=/ mems_allowed=0
[  355.598447]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.611799]  ? __lock_acquire+0x62f/0x4c20
[  355.616032]  ? should_fail+0x22d/0xd01
[  355.619920]  ? rcu_irq_exit+0x1a2/0x390
[  355.624445]  ? mark_held_locks+0x130/0x130
[  355.628698]  ? mark_held_locks+0x130/0x130
[  355.632969]  ? mark_held_locks+0xc7/0x130
[  355.637135]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  355.642154]  ? zap_class+0x640/0x640
[  355.645866]  ? print_usage_bug+0xc0/0xc0
[  355.649929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.655465]  ? check_preemption_disabled+0x48/0x280
[  355.660494]  ? __lock_is_held+0xb5/0x140
[  355.664563]  __alloc_pages_nodemask+0xa80/0xde0
[  355.669235]  ? zap_class+0x640/0x640
[  355.672954]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  355.677984]  ? find_held_lock+0x36/0x1c0
[  355.682058]  ? ____cache_alloc_node+0x1c7/0x1e0
[  355.686737]  ? lock_downgrade+0x900/0x900
[  355.690892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.696438]  cache_grow_begin+0xa5/0x8c0
[  355.700498]  ? do_raw_spin_unlock+0xa7/0x330
[  355.704915]  fallback_alloc+0x204/0x2e0
[  355.708896]  ____cache_alloc_node+0x1c7/0x1e0
[  355.713402]  kmem_cache_alloc_node+0xe3/0x730
[  355.717897]  ? ipv6_get_ifaddr+0x42e/0x620
[  355.722142]  __alloc_skb+0x119/0x770
[  355.725856]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.731136]  ? netdev_alloc_frag+0x1f0/0x1f0
[  355.735548]  ? lock_downgrade+0x900/0x900
[  355.739718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.745258]  ? refcount_sub_and_test_checked+0x203/0x310
[  355.750717]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  355.756179]  ? addrconf_rs_timer+0x690/0x690
[  355.760618]  ndisc_alloc_skb+0x144/0x340
[  355.764688]  ndisc_send_rs+0x331/0x6e0
[  355.768582]  addrconf_rs_timer+0x314/0x690
[  355.772824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.777068]  call_timer_fn+0x272/0x920
[  355.780959]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.785196]  ? process_timeout+0x40/0x40
[  355.789266]  ? __run_timers+0x7da/0xc70
[  355.793241]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.797741]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.802235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.806484]  ? lockdep_hardirqs_on+0x296/0x5b0
[  355.811071]  ? trace_hardirqs_on+0xbd/0x310
[  355.815406]  ? kasan_check_read+0x11/0x20
[  355.819552]  ? __run_timers+0x7da/0xc70
[  355.823531]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.828640]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.832890]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.837163]  __run_timers+0x7e5/0xc70
[  355.840987]  ? timer_fixup_init+0x70/0x70
[  355.845137]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  355.850182]  ? zap_class+0x640/0x640
[  355.853897]  ? enqueue_hrtimer+0x1a5/0x560
[  355.858135]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  355.863350]  ? find_held_lock+0x36/0x1c0
[  355.867417]  ? zap_class+0x640/0x640
[  355.871138]  ? pvclock_read_flags+0x160/0x160
[  355.875670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.881207]  ? check_preemption_disabled+0x48/0x280
[  355.886248]  ? __lock_is_held+0xb5/0x140
[  355.890309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.895849]  ? check_preemption_disabled+0x48/0x280
[  355.900871]  run_timer_softirq+0x52/0xb0
[  355.904930]  ? rcu_read_lock_sched_held+0x14f/0x180
[  355.909943]  __do_softirq+0x308/0xb7e
[  355.913745]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  355.918241]  ? lock_downgrade+0x900/0x900
[  355.922392]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  355.927503]  ? pvclock_read_flags+0x160/0x160
[  355.932002]  ? lapic_next_event+0x5a/0x90
[  355.936156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.941696]  ? kvm_clock_read+0x18/0x30
[  355.945667]  ? kvm_sched_clock_read+0x9/0x20
[  355.950081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.955632]  ? check_preemption_disabled+0x48/0x280
[  355.960656]  irq_exit+0x17f/0x1c0
[  355.964126]  smp_apic_timer_interrupt+0x1cb/0x760
[  355.968967]  ? smp_reschedule_interrupt+0x109/0x650
[  355.973989]  ? smp_call_function_single_interrupt+0x650/0x650
[  355.979893]  ? interrupt_entry+0xb5/0xc0
[  355.983953]  ? trace_hardirqs_off_caller+0xbb/0x310
[  355.988971]  ? trace_hardirqs_off_caller+0xbb/0x310
[  355.993990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.998830]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.003859]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.008917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.013766]  apic_timer_interrupt+0xf/0x20
[  356.017995]  </IRQ>
[  356.020251] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  356.026153] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  356.045047] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  356.052755] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  356.060034] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  356.067300] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  356.074567] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  356.081852] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  356.089155]  ? save_stack+0xa9/0xd0
[  356.092791]  __kmalloc_node_track_caller+0x3c/0x70
[  356.097723]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  356.102515]  pskb_expand_head+0x230/0x10f0
[  356.106767]  ? check_preemption_disabled+0x48/0x280
[  356.111789]  ? memcpy+0x45/0x50
[  356.115071]  ? __copy_skb_header+0x350/0x6b0
[  356.119494]  ? skb_release_data+0x880/0x880
[  356.123813]  ? __alloc_skb+0x770/0x770
[  356.127707]  ? __lock_is_held+0xb5/0x140
[  356.131777]  ? kasan_check_write+0x14/0x20
[  356.136010]  ? __skb_clone+0x6c7/0xa00
[  356.139898]  ? __copy_skb_header+0x6b0/0x6b0
[  356.144305]  ? kmem_cache_alloc+0x33a/0x730
[  356.148653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.154201]  skb_ensure_writable+0x3dd/0x640
[  356.158620]  ? skb_checksum_setup+0xaa0/0xaa0
[  356.163135]  ? preempt_notifier_register+0x200/0x200
[  356.168240]  ? __switch_to_asm+0x34/0x70
[  356.172299]  ? __switch_to_asm+0x34/0x70
[  356.176354]  ? __switch_to_asm+0x40/0x70
[  356.180429]  ? __switch_to_asm+0x34/0x70
[  356.184516]  ? __switch_to_asm+0x40/0x70
[  356.188590]  ? __switch_to_asm+0x40/0x70
[  356.192650]  ? __switch_to_asm+0x34/0x70
[  356.196708]  ? __switch_to_asm+0x34/0x70
[  356.200782]  ? __switch_to_asm+0x40/0x70
[  356.204855]  ? __switch_to_asm+0x34/0x70
[  356.208947]  bpf_clone_redirect+0x14a/0x490
[  356.213304]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  356.218321]  ? __sched_text_start+0x8/0x8
[  356.222468]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  356.227233]  ? find_held_lock+0x36/0x1c0
[  356.231304]  ? lock_acquire+0x1ed/0x520
[  356.235280]  ? bpf_test_run+0x3cb/0x780
[  356.239254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.244796]  ? check_preemption_disabled+0x48/0x280
[  356.249818]  ? kasan_check_read+0x11/0x20
[  356.253976]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.259251]  ? rcu_softirq_qs+0x20/0x20
[  356.263231]  ? preempt_schedule+0x4d/0x60
[  356.267382]  ? ___preempt_schedule+0x16/0x18
[  356.271798]  ? bpf_test_run+0x25d/0x780
[  356.275799]  ? netlink_diag_dump+0x2a0/0x2a0
[  356.280213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.285767]  ? bpf_test_init.isra.10+0x70/0x100
[  356.290440]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  356.295212]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  356.300063]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  356.305613]  ? fput+0x130/0x1a0
[  356.308896]  ? __bpf_prog_get+0x9b/0x290
[  356.312975]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  356.317830]  ? bpf_prog_test_run+0x130/0x1a0
[  356.322243]  ? __x64_sys_bpf+0x3d8/0x520
[  356.326303]  ? bpf_prog_get+0x20/0x20
[  356.330126]  ? do_syscall_64+0x1b9/0x820
[  356.334191]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  356.339560]  ? syscall_return_slowpath+0x5e0/0x5e0
[  356.344511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.349358]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.354377]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  356.359396]  ? prepare_exit_to_usermode+0x291/0x3b0
[  356.364417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.369269]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  356.374657] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  356.374750] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  356.380804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  356.380813] Call Trace:
[  356.387513] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  356.396648]  <IRQ>
[  356.399217] syz-executor4 cpuset=syz4 mems_allowed=0
[  356.409694]  dump_stack+0x244/0x39d
[  356.420544]  ? dump_stack_print_info.cold.1+0x20/0x20
[  356.425762]  warn_alloc.cold.116+0xb7/0x1bd
[  356.430120]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  356.434967]  ? lock_downgrade+0x900/0x900
[  356.439135]  ? trace_hardirqs_off+0xb8/0x310
[  356.443564]  ? trace_hardirqs_off+0xb8/0x310
[  356.447981]  __alloc_pages_slowpath+0x26e8/0x2e10
[  356.452849]  ? warn_alloc+0x120/0x120
[  356.456651]  ? print_usage_bug+0xc0/0xc0
[  356.460712]  ? warn_alloc+0x120/0x120
[  356.464529]  ? warn_alloc+0x120/0x120
[  356.468333]  ? print_usage_bug+0xc0/0xc0
[  356.472399]  ? kvm_clock_read+0x18/0x30
[  356.476374]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  356.481391]  ? print_usage_bug+0xc0/0xc0
[  356.485454]  ? __lock_acquire+0x62f/0x4c20
[  356.489697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.495689]  ? should_fail+0x22d/0xd01
[  356.499574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.504850]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.509971]  ? __lock_acquire+0x62f/0x4c20
[  356.514216]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.519317]  ? __lock_acquire+0x62f/0x4c20
[  356.523552]  ? should_fail+0x22d/0xd01
[  356.527454]  ? rcu_irq_exit+0x1a2/0x390
[  356.531467]  ? mark_held_locks+0x130/0x130
[  356.535710]  ? mark_held_locks+0x130/0x130
[  356.539947]  ? mark_held_locks+0xc7/0x130
[  356.544102]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  356.549130]  ? zap_class+0x640/0x640
[  356.552843]  ? print_usage_bug+0xc0/0xc0
[  356.556920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.562471]  ? check_preemption_disabled+0x48/0x280
[  356.567508]  ? __lock_is_held+0xb5/0x140
[  356.571598]  __alloc_pages_nodemask+0xa80/0xde0
[  356.576270]  ? zap_class+0x640/0x640
[  356.579990]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  356.585018]  ? find_held_lock+0x36/0x1c0
[  356.589114]  ? ____cache_alloc_node+0x1c7/0x1e0
[  356.593786]  ? lock_downgrade+0x900/0x900
[  356.597944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.603496]  cache_grow_begin+0xa5/0x8c0
[  356.607558]  ? do_raw_spin_unlock+0xa7/0x330
[  356.612021]  fallback_alloc+0x204/0x2e0
[  356.616003]  ____cache_alloc_node+0x1c7/0x1e0
[  356.620500]  kmem_cache_alloc_node+0xe3/0x730
[  356.625010]  ? ipv6_get_ifaddr+0x42e/0x620
[  356.629253]  __alloc_skb+0x119/0x770
[  356.632963]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.638240]  ? netdev_alloc_frag+0x1f0/0x1f0
[  356.642645]  ? lock_downgrade+0x900/0x900
[  356.646802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.652338]  ? refcount_sub_and_test_checked+0x203/0x310
[  356.657804]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  356.663251]  ? addrconf_rs_timer+0x690/0x690
[  356.667666]  ndisc_alloc_skb+0x144/0x340
[  356.671741]  ndisc_send_rs+0x331/0x6e0
[  356.675632]  addrconf_rs_timer+0x314/0x690
[  356.679871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.684159]  call_timer_fn+0x272/0x920
[  356.688063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.692319]  ? process_timeout+0x40/0x40
[  356.696390]  ? mark_held_locks+0xc7/0x130
[  356.700539]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.705032]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.709546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.713799]  ? lockdep_hardirqs_on+0x296/0x5b0
[  356.718387]  ? trace_hardirqs_on+0xbd/0x310
[  356.722710]  ? kasan_check_read+0x11/0x20
[  356.726873]  ? __run_timers+0x7da/0xc70
[  356.730879]  ? trace_hardirqs_off_caller+0x310/0x310
[  356.736009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.740251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.744482]  __run_timers+0x7e5/0xc70
[  356.748299]  ? timer_fixup_init+0x70/0x70
[  356.752447]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  356.757462]  ? zap_class+0x640/0x640
[  356.761182]  ? print_usage_bug+0xc0/0xc0
[  356.765261]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  356.770469]  ? find_held_lock+0x36/0x1c0
[  356.774566]  ? zap_class+0x640/0x640
[  356.778288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.783829]  ? check_preemption_disabled+0x48/0x280
[  356.788867]  ? __lock_is_held+0xb5/0x140
[  356.792948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.798503]  ? check_preemption_disabled+0x48/0x280
[  356.803528]  run_timer_softirq+0x52/0xb0
[  356.807588]  ? rcu_read_lock_sched_held+0x14f/0x180
[  356.812616]  __do_softirq+0x308/0xb7e
[  356.816434]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  356.820930]  ? lock_downgrade+0x900/0x900
[  356.825095]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  356.830260]  ? pvclock_read_flags+0x160/0x160
[  356.834787]  ? lapic_next_event+0x5a/0x90
[  356.838938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.844482]  ? kvm_clock_read+0x18/0x30
[  356.848469]  ? kvm_sched_clock_read+0x9/0x20
[  356.852883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.858433]  ? check_preemption_disabled+0x48/0x280
[  356.863458]  irq_exit+0x17f/0x1c0
[  356.866915]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.871782]  ? smp_reschedule_interrupt+0x109/0x650
[  356.876800]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.882682]  ? interrupt_entry+0xb5/0xc0
[  356.886743]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.891757]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.896784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.901627]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.906642]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.911671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.916535]  apic_timer_interrupt+0xf/0x20
[  356.920764]  </IRQ>
[  356.923013] RIP: 0010:dump_stack+0x358/0x39d
[  356.927439] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  356.946338] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  356.954041] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  356.961304] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  356.968571] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  356.975837] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  356.983112] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  356.990398]  ? dump_stack+0x34f/0x39d
[  356.994207]  ? dump_stack_print_info.cold.1+0x20/0x20
[  356.999399]  ? mark_held_locks+0x130/0x130
[  357.003631]  ? mark_held_locks+0x130/0x130
[  357.007867]  dump_header+0x27b/0xf72
[  357.011600]  ? pagefault_out_of_memory+0x197/0x197
[  357.016550]  ? __lock_acquire+0x62f/0x4c20
[  357.020786]  ? percpu_ref_get_many+0x240/0x240
[  357.025372]  ? print_usage_bug+0xc0/0xc0
[  357.029441]  ? zap_class+0x640/0x640
[  357.033155]  ? print_usage_bug+0xc0/0xc0
[  357.037215]  ? print_usage_bug+0xc0/0xc0
[  357.041281]  ? zap_class+0x640/0x640
[  357.044997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.050538]  ? find_held_lock+0x36/0x1c0
[  357.054606]  ? mark_held_locks+0xc7/0x130
[  357.058758]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  357.063857]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  357.068962]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  357.073545]  ? trace_hardirqs_on+0xbd/0x310
[  357.077868]  ? kasan_check_read+0x11/0x20
[  357.082011]  ? ___ratelimit+0x3b4/0x672
[  357.085982]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.091124]  ? trace_hardirqs_on+0x310/0x310
[  357.095534]  ? lock_downgrade+0x900/0x900
[  357.099685]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  357.104788]  ? ___ratelimit+0x3b9/0x672
[  357.108779]  ? idr_get_free+0xf70/0xf70
[  357.112753]  ? find_held_lock+0x36/0x1c0
[  357.116850]  oom_kill_process.cold.27+0x10/0x903
[  357.121631]  ? zap_class+0x640/0x640
[  357.125343]  ? check_preemption_disabled+0x48/0x280
[  357.130362]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.135294]  ? kasan_check_read+0x11/0x20
[  357.139438]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.144715]  ? oom_evaluate_task+0x540/0x540
[  357.149133]  ? find_held_lock+0x36/0x1c0
[  357.153209]  ? out_of_memory+0x974/0x1430
[  357.157360]  ? lock_downgrade+0x900/0x900
[  357.161509]  ? check_preemption_disabled+0x48/0x280
[  357.166531]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.171458]  ? kasan_check_read+0x11/0x20
[  357.175611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.180886]  ? rcu_softirq_qs+0x20/0x20
[  357.184867]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.190403]  ? oom_evaluate_task+0x302/0x540
[  357.194819]  out_of_memory+0xa84/0x1430
[  357.198804]  ? oom_killer_disable+0x3a0/0x3a0
[  357.203314]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  357.208263]  ? __ww_mutex_check_waiters+0x160/0x160
[  357.213319]  __alloc_pages_slowpath+0x2354/0x2e10
[  357.218203]  ? warn_alloc+0x120/0x120
[  357.222004]  ? mark_held_locks+0x130/0x130
[  357.226247]  ? find_get_entry+0xaae/0x1120
[  357.230494]  ? filemap_map_pages+0x1a20/0x1a20
[  357.235080]  ? zap_class+0x640/0x640
[  357.238811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.244352]  ? check_preemption_disabled+0x48/0x280
[  357.249367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.254900]  ? should_fail+0x22d/0xd01
[  357.258790]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.263894]  ? zap_class+0x640/0x640
[  357.267630]  ? __lock_is_held+0xb5/0x140
[  357.271697]  ? mark_held_locks+0x130/0x130
[  357.275951]  ? lock_release+0xa00/0xa00
[  357.279923]  ? perf_trace_sched_process_exec+0x860/0x860
[  357.285371]  ? xa_load+0x2ba/0x460
[  357.288914]  ? lock_downgrade+0x900/0x900
[  357.293068]  ? __might_sleep+0x95/0x190
[  357.297053]  __alloc_pages_nodemask+0xa80/0xde0
[  357.301731]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  357.306759]  ? __page_cache_alloc+0x191/0x5c0
[  357.311251]  ? xa_load+0x2e1/0x460
[  357.314791]  ? xa_clear_mark+0x40/0x40
[  357.318679]  ? zap_class+0x640/0x640
[  357.322405]  ? zap_class+0x640/0x640
[  357.326123]  ? zap_class+0x640/0x640
[  357.329837]  ? __do_page_cache_readahead+0x663/0x810
[  357.334947]  ? find_held_lock+0x36/0x1c0
[  357.339024]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  357.344569]  alloc_pages_current+0x173/0x350
[  357.348998]  __page_cache_alloc+0x38c/0x5c0
[  357.353321]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.358248]  ? kasan_check_read+0x11/0x20
[  357.362391]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.367670]  ? generic_perform_write+0x6a0/0x6a0
[  357.372426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.377965]  ? check_preemption_disabled+0x48/0x280
[  357.382993]  filemap_fault+0x1595/0x25f0
[  357.387066]  ? __lock_page_or_retry+0xa00/0xa00
[  357.391746]  ? mark_held_locks+0x130/0x130
[  357.395989]  ? filemap_map_pages+0xd6b/0x1a20
[  357.400501]  ? lock_downgrade+0x900/0x900
[  357.404650]  ? check_preemption_disabled+0x48/0x280
[  357.409683]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.414630]  ? kasan_check_read+0x11/0x20
[  357.418776]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.424052]  ? rcu_softirq_qs+0x20/0x20
[  357.428047]  ? filemap_map_pages+0xd92/0x1a20
[  357.432551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.438102]  ? find_get_entries_tag+0x1400/0x1400
[  357.442985]  ? __lock_acquire+0x62f/0x4c20
[  357.447234]  ? lock_acquire+0x1ed/0x520
[  357.451207]  ? ext4_filemap_fault+0x7a/0xad
[  357.455532]  ? lock_release+0xa00/0xa00
[  357.459520]  ? perf_trace_sched_process_exec+0x860/0x860
[  357.464973]  ? print_usage_bug+0xc0/0xc0
[  357.469037]  ? print_usage_bug+0xc0/0xc0
[  357.473120]  ? down_read+0x8d/0x120
[  357.476775]  ? ext4_filemap_fault+0x7a/0xad
[  357.481111]  ? __down_interruptible+0x700/0x700
[  357.485788]  ext4_filemap_fault+0x82/0xad
[  357.489935]  __do_fault+0x100/0x6b0
[  357.493585]  ? pmd_devmap_trans_unstable+0x220/0x220
[  357.498708]  ? mark_held_locks+0x130/0x130
[  357.502941]  ? mark_held_locks+0x130/0x130
[  357.507181]  ? find_held_lock+0x36/0x1c0
[  357.511259]  ? find_held_lock+0x36/0x1c0
[  357.515324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.520868]  __handle_mm_fault+0x3ea0/0x5be0
[  357.525274]  ? poll_select_copy_remaining+0x18c/0x6a0
[  357.530472]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  357.535320]  ? __might_fault+0x12b/0x1e0
[  357.539394]  ? lock_downgrade+0x900/0x900
[  357.543564]  ? zap_class+0x640/0x640
[  357.547276]  ? zap_class+0x640/0x640
[  357.550994]  ? find_held_lock+0x36/0x1c0
[  357.555074]  ? handle_mm_fault+0x42a/0xc70
[  357.559333]  ? lock_downgrade+0x900/0x900
[  357.563480]  ? check_preemption_disabled+0x48/0x280
[  357.568496]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.573429]  ? kasan_check_read+0x11/0x20
[  357.577574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.582850]  ? rcu_softirq_qs+0x20/0x20
[  357.586836]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.591941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.597481]  ? check_preemption_disabled+0x48/0x280
[  357.602507]  handle_mm_fault+0x54f/0xc70
[  357.606588]  ? __handle_mm_fault+0x5be0/0x5be0
[  357.611175]  ? find_vma+0x34/0x190
[  357.614752]  __do_page_fault+0x5e8/0xe60
[  357.618812]  ? trace_hardirqs_off+0xb8/0x310
[  357.623378]  do_page_fault+0xf2/0x7e0
[  357.627197]  ? vmalloc_sync_all+0x30/0x30
[  357.631354]  ? error_entry+0x70/0xd0
[  357.635073]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.640112]  ? trace_hardirqs_on_caller+0xc0/0x310
[  357.645045]  ? syscall_return_slowpath+0x5e0/0x5e0
[  357.649974]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.654815]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.659835]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  357.665283]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  357.670300]  ? prepare_exit_to_usermode+0x291/0x3b0
[  357.675314]  ? page_fault+0x8/0x30
[  357.678856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.683708]  ? page_fault+0x8/0x30
[  357.687249]  page_fault+0x1e/0x30
[  357.690701] RIP: 0033:0x7f00c9250dd3
[  357.694425] Code: Bad RIP value.
[  357.697782] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  357.703150] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  357.710436] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  357.717719] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  357.724984] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  357.732248] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  357.739539] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  357.739545] warn_alloc_show_mem: 1 callbacks suppressed
[  357.739552] Mem-Info:
[  357.746819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.752187] active_anon:48257 inactive_anon:195 isolated_anon:0
[  357.752187]  active_file:14 inactive_file:11 isolated_file:0
[  357.752187]  unevictable:0 dirty:0 writeback:0 unstable:0
[  357.752187]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  357.752187]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  357.752187]  free:13718 free_pcp:175 free_cma:0
[  357.754561] Call Trace:
[  357.763949] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  357.796789]  <IRQ>
[  357.799361] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  357.826852]  dump_stack+0x244/0x39d
[  357.828977] lowmem_reserve[]: 0 2818 6321 6321
[  357.855078]  ? dump_stack_print_info.cold.1+0x20/0x20
[  357.858727] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  357.863329]  warn_alloc.cold.116+0xb7/0x1bd
[  357.868487] lowmem_reserve[]: 0 0 3503 3503
[  357.895992]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.900286] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  357.904601]  ? lock_downgrade+0x900/0x900
[  357.909418] lowmem_reserve[]: 0 0 0 0
[  357.938302]  ? trace_hardirqs_off+0xb8/0x310
[  357.942449] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  357.946270]  ? trace_hardirqs_off+0xb8/0x310
[  357.950650] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  357.964201]  __alloc_pages_slowpath+0x26e8/0x2e10
[  357.968582] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  357.983772]  ? warn_alloc+0x120/0x120
[  357.988575] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  358.003644]  ? warn_alloc+0x120/0x120
[  358.007425] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  358.016247]  ? zap_class+0x640/0x640
[  358.020022] 269 total pagecache pages
[  358.028583]  ? warn_alloc+0x120/0x120
[  358.032284] 0 pages in swap cache
[  358.036067]  ? print_usage_bug+0xc0/0xc0
[  358.039846] Swap cache stats: add 0, delete 0, find 0/0
[  358.043290]  ? idle_cpu+0x1d0/0x1d0
[  358.047339] Free swap  = 0kB
[  358.052707]  ? kvm_sched_clock_read+0x9/0x20
[  358.056306] Total swap = 0kB
[  358.059317]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  358.063702] 1965979 pages RAM
[  358.066713]  ? print_usage_bug+0xc0/0xc0
[  358.071702] 0 pages HighMem/MovableOnly
[  358.074800]  ? __lock_is_held+0xb5/0x140
[  358.078835] 342853 pages reserved
[  358.082805]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.086838] 0 pages cma reserved
[  358.090283]  ? should_fail+0x22d/0xd01
[  358.095848] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.099153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.103066] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.109495]  ? __lock_acquire+0x62f/0x4c20
[  358.114571] init cpuset=/ mems_allowed=0
[  358.124268]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.137605]  ? __lock_acquire+0x62f/0x4c20
[  358.141840]  ? should_fail+0x22d/0xd01
[  358.145740]  ? mark_held_locks+0x130/0x130
[  358.149985]  ? mark_held_locks+0x130/0x130
[  358.154232]  ? __enqueue_entity+0x10d/0x1f0
[  358.158554]  ? zap_class+0x640/0x640
[  358.162265]  ? print_usage_bug+0xc0/0xc0
[  358.166330]  ? __lock_acquire+0x62f/0x4c20
[  358.170567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.176115]  ? check_preemption_disabled+0x48/0x280
[  358.181145]  ? __lock_is_held+0xb5/0x140
[  358.185227]  __alloc_pages_nodemask+0xa80/0xde0
[  358.189900]  ? zap_class+0x640/0x640
[  358.193627]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  358.198669]  ? find_held_lock+0x36/0x1c0
[  358.202752]  ? ____cache_alloc_node+0x1c7/0x1e0
[  358.207419]  ? lock_downgrade+0x900/0x900
[  358.211574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.217122]  cache_grow_begin+0xa5/0x8c0
[  358.221185]  ? do_raw_spin_unlock+0xa7/0x330
[  358.225601]  fallback_alloc+0x204/0x2e0
[  358.229582]  ____cache_alloc_node+0x1c7/0x1e0
[  358.234098]  kmem_cache_alloc_node+0xe3/0x730
[  358.238596]  ? ipv6_get_ifaddr+0x42e/0x620
[  358.242875]  __alloc_skb+0x119/0x770
[  358.246590]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.251874]  ? netdev_alloc_frag+0x1f0/0x1f0
[  358.256285]  ? lock_downgrade+0x900/0x900
[  358.260467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.266004]  ? refcount_sub_and_test_checked+0x203/0x310
[  358.271460]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  358.276908]  ? addrconf_rs_timer+0x690/0x690
[  358.281328]  ndisc_alloc_skb+0x144/0x340
[  358.285392]  ndisc_send_rs+0x331/0x6e0
[  358.289298]  addrconf_rs_timer+0x314/0x690
[  358.293539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.297783]  call_timer_fn+0x272/0x920
[  358.301668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.305904]  ? process_timeout+0x40/0x40
[  358.309973]  ? __run_timers+0x7da/0xc70
[  358.313945]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.318438]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.322931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.327185]  ? lockdep_hardirqs_on+0x296/0x5b0
[  358.331769]  ? trace_hardirqs_on+0xbd/0x310
[  358.336097]  ? kasan_check_read+0x11/0x20
[  358.340269]  ? __run_timers+0x7da/0xc70
[  358.344243]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.349356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.353590]  __run_timers+0x7e5/0xc70
[  358.357408]  ? timer_fixup_init+0x70/0x70
[  358.361571]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  358.366587]  ? zap_class+0x640/0x640
[  358.370312]  ? enqueue_hrtimer+0x1a5/0x560
[  358.374549]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  358.379742]  ? find_held_lock+0x36/0x1c0
[  358.383838]  ? zap_class+0x640/0x640
[  358.387569]  ? pvclock_read_flags+0x160/0x160
[  358.392068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.397632]  ? check_preemption_disabled+0x48/0x280
[  358.402703]  ? __lock_is_held+0xb5/0x140
[  358.406759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.412303]  ? check_preemption_disabled+0x48/0x280
[  358.417328]  run_timer_softirq+0x52/0xb0
[  358.421401]  ? rcu_read_lock_sched_held+0x14f/0x180
[  358.426415]  __do_softirq+0x308/0xb7e
[  358.430232]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  358.434727]  ? lock_downgrade+0x900/0x900
[  358.438924]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  358.444036]  ? pvclock_read_flags+0x160/0x160
[  358.448538]  ? lapic_next_event+0x5a/0x90
[  358.452702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.458248]  ? kvm_clock_read+0x18/0x30
[  358.462228]  ? kvm_sched_clock_read+0x9/0x20
[  358.466643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.472181]  ? check_preemption_disabled+0x48/0x280
[  358.477224]  irq_exit+0x17f/0x1c0
[  358.480690]  smp_apic_timer_interrupt+0x1cb/0x760
[  358.485528]  ? smp_reschedule_interrupt+0x109/0x650
[  358.490543]  ? smp_call_function_single_interrupt+0x650/0x650
[  358.496602]  ? interrupt_entry+0xb5/0xc0
[  358.500680]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.505695]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.510726]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.515582]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.520600]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.525634]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.530487]  apic_timer_interrupt+0xf/0x20
[  358.534714]  </IRQ>
[  358.536956] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  358.542838] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  358.561731] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  358.569448] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  358.576743] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  358.584007] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  358.591272] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  358.598537] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  358.605834]  ? save_stack+0xa9/0xd0
[  358.609470]  __kmalloc_node_track_caller+0x3c/0x70
[  358.614402]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  358.619164]  pskb_expand_head+0x230/0x10f0
[  358.623419]  ? check_preemption_disabled+0x48/0x280
[  358.628437]  ? memcpy+0x45/0x50
[  358.631735]  ? __copy_skb_header+0x350/0x6b0
[  358.636143]  ? skb_release_data+0x880/0x880
[  358.640463]  ? __alloc_skb+0x770/0x770
[  358.644358]  ? __lock_is_held+0xb5/0x140
[  358.648442]  ? kasan_check_write+0x14/0x20
[  358.652679]  ? __skb_clone+0x6c7/0xa00
[  358.656573]  ? __copy_skb_header+0x6b0/0x6b0
[  358.660984]  ? kmem_cache_alloc+0x33a/0x730
[  358.665312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.670858]  skb_ensure_writable+0x3dd/0x640
[  358.675270]  ? skb_checksum_setup+0xaa0/0xaa0
[  358.679767]  ? preempt_notifier_register+0x200/0x200
[  358.684871]  ? __switch_to_asm+0x34/0x70
[  358.688932]  ? __switch_to_asm+0x34/0x70
[  358.692991]  ? __switch_to_asm+0x40/0x70
[  358.697046]  ? __switch_to_asm+0x34/0x70
[  358.701109]  ? __switch_to_asm+0x40/0x70
[  358.705171]  ? __switch_to_asm+0x40/0x70
[  358.709230]  ? __switch_to_asm+0x34/0x70
[  358.713308]  ? __switch_to_asm+0x34/0x70
[  358.717364]  ? __switch_to_asm+0x40/0x70
[  358.721426]  ? __switch_to_asm+0x34/0x70
[  358.725495]  bpf_clone_redirect+0x14a/0x490
[  358.729826]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  358.734843]  ? __sched_text_start+0x8/0x8
[  358.739004]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  358.743784]  ? find_held_lock+0x36/0x1c0
[  358.747856]  ? lock_acquire+0x1ed/0x520
[  358.751832]  ? bpf_test_run+0x3cb/0x780
[  358.755811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.761352]  ? check_preemption_disabled+0x48/0x280
[  358.766377]  ? kasan_check_read+0x11/0x20
[  358.770528]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.775807]  ? rcu_softirq_qs+0x20/0x20
[  358.779780]  ? preempt_schedule+0x4d/0x60
[  358.783924]  ? ___preempt_schedule+0x16/0x18
[  358.788343]  ? bpf_test_run+0x25d/0x780
[  358.792330]  ? netlink_diag_dump+0x2a0/0x2a0
[  358.796751]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.802287]  ? bpf_test_init.isra.10+0x70/0x100
[  358.806961]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  358.811741]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  358.816579]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  358.822128]  ? fput+0x130/0x1a0
[  358.825410]  ? __bpf_prog_get+0x9b/0x290
[  358.829477]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  358.834317]  ? bpf_prog_test_run+0x130/0x1a0
[  358.838726]  ? __x64_sys_bpf+0x3d8/0x520
[  358.842786]  ? bpf_prog_get+0x20/0x20
[  358.846605]  ? do_syscall_64+0x1b9/0x820
[  358.850666]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  358.856027]  ? syscall_return_slowpath+0x5e0/0x5e0
[  358.860957]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.865817]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.870835]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  358.875853]  ? prepare_exit_to_usermode+0x291/0x3b0
[  358.880873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.885752]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  358.891166] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  358.891255] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.897340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  358.897345] Call Trace:
[  358.897352]  <IRQ>
[  358.897394]  dump_stack+0x244/0x39d
[  358.897412]  ? dump_stack_print_info.cold.1+0x20/0x20
[  358.903963] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.913328]  warn_alloc.cold.116+0xb7/0x1bd
[  358.915888] syz-executor4 cpuset=syz4 mems_allowed=0
[  358.918046]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  358.951500]  ? lock_downgrade+0x900/0x900
[  358.955657]  ? trace_hardirqs_off+0xb8/0x310
[  358.960127]  ? trace_hardirqs_off+0xb8/0x310
[  358.964548]  __alloc_pages_slowpath+0x26e8/0x2e10
[  358.969417]  ? warn_alloc+0x120/0x120
[  358.973219]  ? print_usage_bug+0xc0/0xc0
[  358.977279]  ? warn_alloc+0x120/0x120
[  358.981080]  ? warn_alloc+0x120/0x120
[  358.984894]  ? print_usage_bug+0xc0/0xc0
[  358.988973]  ? print_usage_bug+0xc0/0xc0
[  358.993034]  ? __lock_acquire+0x62f/0x4c20
[  358.997272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.002809]  ? should_fail+0x22d/0xd01
[  359.006695]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.011796]  ? __lock_acquire+0x62f/0x4c20
[  359.016037]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.021138]  ? __lock_acquire+0x62f/0x4c20
[  359.025370]  ? should_fail+0x22d/0xd01
[  359.029258]  ? find_held_lock+0x36/0x1c0
[  359.033325]  ? mark_held_locks+0x130/0x130
[  359.037567]  ? mark_held_locks+0x130/0x130
[  359.041796]  ? zap_class+0x640/0x640
[  359.045512]  ? zap_class+0x640/0x640
[  359.049230]  ? print_usage_bug+0xc0/0xc0
[  359.053292]  ? do_raw_spin_unlock+0xa7/0x330
[  359.057701]  ? zap_class+0x640/0x640
[  359.061415]  ? print_usage_bug+0xc0/0xc0
[  359.065487]  ? wq_watchdog_touch+0x9c/0xfe
[  359.069722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.075278]  ? check_preemption_disabled+0x48/0x280
[  359.080305]  ? __lock_is_held+0xb5/0x140
[  359.084375]  __alloc_pages_nodemask+0xa80/0xde0
[  359.089132]  ? zap_class+0x640/0x640
[  359.092853]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  359.097880]  ? find_held_lock+0x36/0x1c0
[  359.101970]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.106646]  ? lock_downgrade+0x900/0x900
[  359.110800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.116340]  cache_grow_begin+0xa5/0x8c0
[  359.120404]  ? do_raw_spin_unlock+0xa7/0x330
[  359.124839]  fallback_alloc+0x204/0x2e0
[  359.128817]  ____cache_alloc_node+0x1c7/0x1e0
[  359.133316]  kmem_cache_alloc_node+0xe3/0x730
[  359.137824]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.142069]  __alloc_skb+0x119/0x770
[  359.145814]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.151102]  ? netdev_alloc_frag+0x1f0/0x1f0
[  359.155544]  ? lock_downgrade+0x900/0x900
[  359.159697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.165252]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.170703]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.176165]  ? addrconf_rs_timer+0x690/0x690
[  359.180586]  ndisc_alloc_skb+0x144/0x340
[  359.184651]  ndisc_send_rs+0x331/0x6e0
[  359.188579]  addrconf_rs_timer+0x314/0x690
[  359.192846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.197093]  call_timer_fn+0x272/0x920
[  359.201000]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.205234]  ? process_timeout+0x40/0x40
[  359.209304]  ? mark_held_locks+0xc7/0x130
[  359.213452]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.217942]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.222435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.226673]  ? lockdep_hardirqs_on+0x296/0x5b0
[  359.231257]  ? trace_hardirqs_on+0xbd/0x310
[  359.235591]  ? kasan_check_read+0x11/0x20
[  359.239768]  ? __run_timers+0x7da/0xc70
[  359.243744]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.248861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.253124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.257418]  __run_timers+0x7e5/0xc70
[  359.261224]  ? timer_fixup_init+0x70/0x70
[  359.265375]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.270493]  ? zap_class+0x640/0x640
[  359.274212]  ? print_usage_bug+0xc0/0xc0
[  359.278280]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  359.283475]  ? find_held_lock+0x36/0x1c0
[  359.287543]  ? zap_class+0x640/0x640
[  359.291258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.296794]  ? check_preemption_disabled+0x48/0x280
[  359.301831]  ? __lock_is_held+0xb5/0x140
[  359.305899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.311435]  ? check_preemption_disabled+0x48/0x280
[  359.316455]  run_timer_softirq+0x52/0xb0
[  359.320533]  ? rcu_read_lock_sched_held+0x14f/0x180
[  359.325552]  __do_softirq+0x308/0xb7e
[  359.329352]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  359.333843]  ? lock_downgrade+0x900/0x900
[  359.337997]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  359.343123]  ? pvclock_read_flags+0x160/0x160
[  359.347629]  ? lapic_next_event+0x5a/0x90
[  359.351779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.357326]  ? kvm_clock_read+0x18/0x30
[  359.361300]  ? kvm_sched_clock_read+0x9/0x20
[  359.365712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.371247]  ? check_preemption_disabled+0x48/0x280
[  359.376275]  irq_exit+0x17f/0x1c0
[  359.379731]  smp_apic_timer_interrupt+0x1cb/0x760
[  359.384576]  ? smp_reschedule_interrupt+0x109/0x650
[  359.389608]  ? smp_call_function_single_interrupt+0x650/0x650
[  359.395493]  ? interrupt_entry+0xb5/0xc0
[  359.399566]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.404596]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.409634]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.414482]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.419502]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.424534]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.429388]  apic_timer_interrupt+0xf/0x20
[  359.433616]  </IRQ>
[  359.435856] RIP: 0010:dump_stack+0x358/0x39d
[  359.440265] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  359.459272] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  359.466983] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  359.474249] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  359.481516] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  359.488783] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  359.496518] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  359.503797]  ? dump_stack+0x34f/0x39d
[  359.507617]  ? dump_stack_print_info.cold.1+0x20/0x20
[  359.512809]  ? mark_held_locks+0x130/0x130
[  359.517042]  ? mark_held_locks+0x130/0x130
[  359.521280]  dump_header+0x27b/0xf72
[  359.525011]  ? pagefault_out_of_memory+0x197/0x197
[  359.529952]  ? __lock_acquire+0x62f/0x4c20
[  359.534193]  ? percpu_ref_get_many+0x240/0x240
[  359.538778]  ? print_usage_bug+0xc0/0xc0
[  359.542847]  ? zap_class+0x640/0x640
[  359.546564]  ? print_usage_bug+0xc0/0xc0
[  359.550619]  ? print_usage_bug+0xc0/0xc0
[  359.554681]  ? zap_class+0x640/0x640
[  359.558396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.563936]  ? find_held_lock+0x36/0x1c0
[  359.568012]  ? mark_held_locks+0xc7/0x130
[  359.572165]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.577271]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.582374]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  359.586957]  ? trace_hardirqs_on+0xbd/0x310
[  359.591313]  ? kasan_check_read+0x11/0x20
[  359.595488]  ? ___ratelimit+0x3b4/0x672
[  359.599465]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.604571]  ? trace_hardirqs_on+0x310/0x310
[  359.608980]  ? lock_downgrade+0x900/0x900
[  359.613153]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.618257]  ? ___ratelimit+0x3b9/0x672
[  359.622310]  ? idr_get_free+0xf70/0xf70
[  359.626288]  ? find_held_lock+0x36/0x1c0
[  359.630360]  oom_kill_process.cold.27+0x10/0x903
[  359.635128]  ? zap_class+0x640/0x640
[  359.638853]  ? check_preemption_disabled+0x48/0x280
[  359.643874]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.648822]  ? kasan_check_read+0x11/0x20
[  359.652983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.658274]  ? oom_evaluate_task+0x540/0x540
[  359.662687]  ? find_held_lock+0x36/0x1c0
[  359.666769]  ? out_of_memory+0x974/0x1430
[  359.670915]  ? lock_downgrade+0x900/0x900
[  359.675063]  ? check_preemption_disabled+0x48/0x280
[  359.680104]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.685053]  ? kasan_check_read+0x11/0x20
[  359.689200]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.694490]  ? rcu_softirq_qs+0x20/0x20
[  359.698471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.704004]  ? oom_evaluate_task+0x302/0x540
[  359.708419]  out_of_memory+0xa84/0x1430
[  359.712400]  ? oom_killer_disable+0x3a0/0x3a0
[  359.716899]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  359.721831]  ? __ww_mutex_check_waiters+0x160/0x160
[  359.726853]  __alloc_pages_slowpath+0x2354/0x2e10
[  359.731738]  ? warn_alloc+0x120/0x120
[  359.735537]  ? mark_held_locks+0x130/0x130
[  359.739777]  ? find_get_entry+0xaae/0x1120
[  359.744022]  ? filemap_map_pages+0x1a20/0x1a20
[  359.748626]  ? zap_class+0x640/0x640
[  359.752363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.757910]  ? check_preemption_disabled+0x48/0x280
[  359.762927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.768470]  ? should_fail+0x22d/0xd01
[  359.772378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.777494]  ? zap_class+0x640/0x640
[  359.781246]  ? __lock_is_held+0xb5/0x140
[  359.785316]  ? mark_held_locks+0x130/0x130
[  359.789552]  ? lock_release+0xa00/0xa00
[  359.793523]  ? perf_trace_sched_process_exec+0x860/0x860
[  359.798969]  ? xa_load+0x2ba/0x460
[  359.802508]  ? lock_downgrade+0x900/0x900
[  359.806675]  ? __might_sleep+0x95/0x190
[  359.810652]  __alloc_pages_nodemask+0xa80/0xde0
[  359.815358]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  359.820437]  ? __page_cache_alloc+0x191/0x5c0
[  359.824928]  ? xa_load+0x2e1/0x460
[  359.828466]  ? xa_clear_mark+0x40/0x40
[  359.832357]  ? zap_class+0x640/0x640
[  359.836074]  ? zap_class+0x640/0x640
[  359.839794]  ? zap_class+0x640/0x640
[  359.843506]  ? __do_page_cache_readahead+0x663/0x810
[  359.848616]  ? find_held_lock+0x36/0x1c0
[  359.852681]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  359.858223]  alloc_pages_current+0x173/0x350
[  359.862649]  __page_cache_alloc+0x38c/0x5c0
[  359.866968]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.871895]  ? kasan_check_read+0x11/0x20
[  359.876054]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.881352]  ? generic_perform_write+0x6a0/0x6a0
[  359.886118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.891654]  ? check_preemption_disabled+0x48/0x280
[  359.896675]  filemap_fault+0x1595/0x25f0
[  359.900749]  ? __lock_page_or_retry+0xa00/0xa00
[  359.905418]  ? mark_held_locks+0x130/0x130
[  359.909659]  ? filemap_map_pages+0xd6b/0x1a20
[  359.914160]  ? lock_downgrade+0x900/0x900
[  359.918337]  ? check_preemption_disabled+0x48/0x280
[  359.923386]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  359.928328]  ? kasan_check_read+0x11/0x20
[  359.932477]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.937768]  ? rcu_softirq_qs+0x20/0x20
[  359.941768]  ? filemap_map_pages+0xd92/0x1a20
[  359.946265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.951808]  ? find_get_entries_tag+0x1400/0x1400
[  359.956652]  ? __lock_acquire+0x62f/0x4c20
[  359.960898]  ? lock_acquire+0x1ed/0x520
[  359.964867]  ? ext4_filemap_fault+0x7a/0xad
[  359.969197]  ? lock_release+0xa00/0xa00
[  359.973169]  ? perf_trace_sched_process_exec+0x860/0x860
[  359.978621]  ? print_usage_bug+0xc0/0xc0
[  359.982685]  ? print_usage_bug+0xc0/0xc0
[  359.986775]  ? down_read+0x8d/0x120
[  359.990403]  ? ext4_filemap_fault+0x7a/0xad
[  359.994724]  ? __down_interruptible+0x700/0x700
[  359.999403]  ext4_filemap_fault+0x82/0xad
[  360.003552]  __do_fault+0x100/0x6b0
[  360.007179]  ? pmd_devmap_trans_unstable+0x220/0x220
[  360.012297]  ? mark_held_locks+0x130/0x130
[  360.016544]  ? mark_held_locks+0x130/0x130
[  360.020777]  ? find_held_lock+0x36/0x1c0
[  360.024839]  ? find_held_lock+0x36/0x1c0
[  360.028898]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.034451]  __handle_mm_fault+0x3ea0/0x5be0
[  360.038854]  ? poll_select_copy_remaining+0x18c/0x6a0
[  360.044047]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  360.048900]  ? __might_fault+0x12b/0x1e0
[  360.052977]  ? lock_downgrade+0x900/0x900
[  360.057155]  ? zap_class+0x640/0x640
[  360.060865]  ? zap_class+0x640/0x640
[  360.064585]  ? find_held_lock+0x36/0x1c0
[  360.068660]  ? handle_mm_fault+0x42a/0xc70
[  360.072908]  ? lock_downgrade+0x900/0x900
[  360.077069]  ? check_preemption_disabled+0x48/0x280
[  360.082139]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.087067]  ? kasan_check_read+0x11/0x20
[  360.091241]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.096515]  ? rcu_softirq_qs+0x20/0x20
[  360.100487]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.105590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.111134]  ? check_preemption_disabled+0x48/0x280
[  360.116162]  handle_mm_fault+0x54f/0xc70
[  360.120227]  ? __handle_mm_fault+0x5be0/0x5be0
[  360.124814]  ? find_vma+0x34/0x190
[  360.128361]  __do_page_fault+0x5e8/0xe60
[  360.132419]  ? trace_hardirqs_off+0xb8/0x310
[  360.136837]  do_page_fault+0xf2/0x7e0
[  360.140650]  ? vmalloc_sync_all+0x30/0x30
[  360.144801]  ? error_entry+0x70/0xd0
[  360.148532]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.153542]  ? trace_hardirqs_on_caller+0xc0/0x310
[  360.158479]  ? syscall_return_slowpath+0x5e0/0x5e0
[  360.163419]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.168257]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.173282]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.178732]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  360.183751]  ? prepare_exit_to_usermode+0x291/0x3b0
[  360.188762]  ? page_fault+0x8/0x30
[  360.192337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.197180]  ? page_fault+0x8/0x30
[  360.200746]  page_fault+0x1e/0x30
[  360.204199] RIP: 0033:0x7f00c9250dd3
[  360.207921] Code: Bad RIP value.
[  360.211284] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  360.216647] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  360.223917] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  360.231187] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  360.238472] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  360.245740] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  360.253025] warn_alloc_show_mem: 1 callbacks suppressed
[  360.253037] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  360.253039] Mem-Info:
[  360.253070] active_anon:48257 inactive_anon:195 isolated_anon:0
[  360.253070]  active_file:14 inactive_file:11 isolated_file:0
[  360.253070]  unevictable:0 dirty:0 writeback:0 unstable:0
[  360.253070]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  360.253070]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  360.253070]  free:13718 free_pcp:175 free_cma:0
[  360.258408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.265699] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  360.268104] Call Trace:
[  360.300973] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  360.310317]  <IRQ>
[  360.337810] lowmem_reserve[]: 0 2818 6321 6321
[  360.340391]  dump_stack+0x244/0x39d
[  360.366487] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  360.368651]  ? dump_stack_print_info.cold.1+0x20/0x20
[  360.373209] lowmem_reserve[]: 0 0 3503 3503
[  360.376837]  warn_alloc.cold.116+0xb7/0x1bd
[  360.404301] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  360.409482]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.413773] lowmem_reserve[]: 0 0 0 0
[  360.418117]  ? lock_downgrade+0x900/0x900
[  360.446998] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  360.451836]  ? trace_hardirqs_off+0xb8/0x310
[  360.455603] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  360.459747]  ? trace_hardirqs_off+0xb8/0x310
[  360.473259] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  360.477663]  __alloc_pages_slowpath+0x26e8/0x2e10
[  360.493260] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  360.497679]  ? warn_alloc+0x120/0x120
[  360.512725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  360.517552]  ? print_usage_bug+0xc0/0xc0
[  360.526363] 269 total pagecache pages
[  360.530154]  ? warn_alloc+0x120/0x120
[  360.538709] 0 pages in swap cache
[  360.542767]  ? warn_alloc+0x120/0x120
[  360.546556] Swap cache stats: add 0, delete 0, find 0/0
[  360.550362]  ? print_usage_bug+0xc0/0xc0
[  360.553793] Free swap  = 0kB
[  360.557621]  ? kvm_clock_read+0x18/0x30
[  360.562949] Total swap = 0kB
[  360.567005]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  360.570000] 1965979 pages RAM
[  360.573963]  ? print_usage_bug+0xc0/0xc0
[  360.576972] 0 pages HighMem/MovableOnly
[  360.581980]  ? __lock_acquire+0x62f/0x4c20
[  360.585060] 342853 pages reserved
[  360.589117]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.593068] 0 pages cma reserved
[  360.597319]  ? should_fail+0x22d/0xd01
[  360.600797] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.606266]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.606285]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.606302]  ? __lock_acquire+0x62f/0x4c20
[  360.609839] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.613533]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.619999] init cpuset=/ mems_allowed=0
[  360.625272]  ? __lock_acquire+0x62f/0x4c20
[  360.657609]  ? should_fail+0x22d/0xd01
[  360.661509]  ? rcu_irq_exit+0x1a2/0x390
[  360.665491]  ? mark_held_locks+0x130/0x130
[  360.669733]  ? mark_held_locks+0x130/0x130
[  360.673972]  ? mark_held_locks+0xc7/0x130
[  360.678123]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  360.683145]  ? zap_class+0x640/0x640
[  360.686876]  ? print_usage_bug+0xc0/0xc0
[  360.690939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.696474]  ? check_preemption_disabled+0x48/0x280
[  360.701497]  ? __lock_is_held+0xb5/0x140
[  360.705564]  __alloc_pages_nodemask+0xa80/0xde0
[  360.710233]  ? zap_class+0x640/0x640
[  360.713955]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  360.718981]  ? find_held_lock+0x36/0x1c0
[  360.723053]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.727723]  ? lock_downgrade+0x900/0x900
[  360.731881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.737422]  cache_grow_begin+0xa5/0x8c0
[  360.741483]  ? do_raw_spin_unlock+0xa7/0x330
[  360.745920]  fallback_alloc+0x204/0x2e0
[  360.749899]  ____cache_alloc_node+0x1c7/0x1e0
[  360.754417]  kmem_cache_alloc_node+0xe3/0x730
[  360.758910]  ? ipv6_get_ifaddr+0x42e/0x620
[  360.763154]  __alloc_skb+0x119/0x770
[  360.766866]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.772149]  ? netdev_alloc_frag+0x1f0/0x1f0
[  360.776557]  ? lock_downgrade+0x900/0x900
[  360.780706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.786238]  ? refcount_sub_and_test_checked+0x203/0x310
[  360.791690]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  360.797140]  ? addrconf_rs_timer+0x690/0x690
[  360.801558]  ndisc_alloc_skb+0x144/0x340
[  360.805663]  ndisc_send_rs+0x331/0x6e0
[  360.809554]  addrconf_rs_timer+0x314/0x690
[  360.813793]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.818033]  call_timer_fn+0x272/0x920
[  360.821930]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.826161]  ? process_timeout+0x40/0x40
[  360.830230]  ? __run_timers+0x7da/0xc70
[  360.834204]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.838723]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.843247]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.847484]  ? lockdep_hardirqs_on+0x296/0x5b0
[  360.852061]  ? trace_hardirqs_on+0xbd/0x310
[  360.856387]  ? kasan_check_read+0x11/0x20
[  360.860531]  ? __run_timers+0x7da/0xc70
[  360.864502]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.869607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.873866]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.878101]  __run_timers+0x7e5/0xc70
[  360.881904]  ? timer_fixup_init+0x70/0x70
[  360.886051]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  360.891083]  ? zap_class+0x640/0x640
[  360.894826]  ? enqueue_hrtimer+0x1a5/0x560
[  360.899063]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  360.904267]  ? find_held_lock+0x36/0x1c0
[  360.908329]  ? zap_class+0x640/0x640
[  360.912060]  ? pvclock_read_flags+0x160/0x160
[  360.916575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.922116]  ? check_preemption_disabled+0x48/0x280
[  360.927145]  ? __lock_is_held+0xb5/0x140
[  360.931222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.936758]  ? check_preemption_disabled+0x48/0x280
[  360.941772]  run_timer_softirq+0x52/0xb0
[  360.945827]  ? rcu_read_lock_sched_held+0x14f/0x180
[  360.950843]  __do_softirq+0x308/0xb7e
[  360.954655]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  360.959157]  ? lock_downgrade+0x900/0x900
[  360.963337]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  360.968441]  ? pvclock_read_flags+0x160/0x160
[  360.972935]  ? lapic_next_event+0x5a/0x90
[  360.977080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.982638]  ? kvm_clock_read+0x18/0x30
[  360.986607]  ? kvm_sched_clock_read+0x9/0x20
[  360.991025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.996575]  ? check_preemption_disabled+0x48/0x280
[  361.001601]  irq_exit+0x17f/0x1c0
[  361.005070]  smp_apic_timer_interrupt+0x1cb/0x760
[  361.009918]  ? smp_reschedule_interrupt+0x109/0x650
[  361.014946]  ? smp_call_function_single_interrupt+0x650/0x650
[  361.020823]  ? interrupt_entry+0xb5/0xc0
[  361.024883]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.029899]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.034911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.039749]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.044760]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.049784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.054635]  apic_timer_interrupt+0xf/0x20
[  361.058857]  </IRQ>
[  361.061115] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  361.067013] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  361.085910] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  361.093622] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  361.100888] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  361.108168] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  361.115431] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  361.122694] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  361.129984]  ? save_stack+0xa9/0xd0
[  361.133626]  __kmalloc_node_track_caller+0x3c/0x70
[  361.138556]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  361.143315]  pskb_expand_head+0x230/0x10f0
[  361.147547]  ? check_preemption_disabled+0x48/0x280
[  361.152563]  ? memcpy+0x45/0x50
[  361.155841]  ? __copy_skb_header+0x350/0x6b0
[  361.160251]  ? skb_release_data+0x880/0x880
[  361.164574]  ? __alloc_skb+0x770/0x770
[  361.168465]  ? __lock_is_held+0xb5/0x140
[  361.172532]  ? kasan_check_write+0x14/0x20
[  361.176765]  ? __skb_clone+0x6c7/0xa00
[  361.180657]  ? __copy_skb_header+0x6b0/0x6b0
[  361.185067]  ? kmem_cache_alloc+0x33a/0x730
[  361.189454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.195012]  skb_ensure_writable+0x3dd/0x640
[  361.199423]  ? skb_checksum_setup+0xaa0/0xaa0
[  361.203918]  ? preempt_notifier_register+0x200/0x200
[  361.209013]  ? __switch_to_asm+0x34/0x70
[  361.213069]  ? __switch_to_asm+0x34/0x70
[  361.217133]  ? __switch_to_asm+0x40/0x70
[  361.221194]  ? __switch_to_asm+0x34/0x70
[  361.225265]  ? __switch_to_asm+0x40/0x70
[  361.229325]  ? __switch_to_asm+0x40/0x70
[  361.233382]  ? __switch_to_asm+0x34/0x70
[  361.237443]  ? __switch_to_asm+0x34/0x70
[  361.241499]  ? __switch_to_asm+0x40/0x70
[  361.245557]  ? __switch_to_asm+0x34/0x70
[  361.249646]  bpf_clone_redirect+0x14a/0x490
[  361.253978]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  361.259000]  ? __sched_text_start+0x8/0x8
[  361.263149]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.267922]  ? find_held_lock+0x36/0x1c0
[  361.271993]  ? lock_acquire+0x1ed/0x520
[  361.275999]  ? bpf_test_run+0x3cb/0x780
[  361.279974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.285515]  ? check_preemption_disabled+0x48/0x280
[  361.290540]  ? kasan_check_read+0x11/0x20
[  361.294742]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.300021]  ? rcu_softirq_qs+0x20/0x20
[  361.303995]  ? preempt_schedule+0x4d/0x60
[  361.308160]  ? ___preempt_schedule+0x16/0x18
[  361.312580]  ? bpf_test_run+0x25d/0x780
[  361.316583]  ? netlink_diag_dump+0x2a0/0x2a0
[  361.321045]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.326624]  ? bpf_test_init.isra.10+0x70/0x100
[  361.331301]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  361.336069]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  361.340933]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  361.346486]  ? fput+0x130/0x1a0
[  361.349765]  ? __bpf_prog_get+0x9b/0x290
[  361.353842]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  361.358685]  ? bpf_prog_test_run+0x130/0x1a0
[  361.363103]  ? __x64_sys_bpf+0x3d8/0x520
[  361.367169]  ? bpf_prog_get+0x20/0x20
[  361.370991]  ? do_syscall_64+0x1b9/0x820
[  361.375051]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  361.380415]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.385347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.390193]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.395209]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  361.400226]  ? prepare_exit_to_usermode+0x291/0x3b0
[  361.405252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.410121]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  361.415502] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  361.415584] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  361.421661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.421670] Call Trace:
[  361.428269] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.437493]  <IRQ>
[  361.440063] syz-executor4 cpuset=syz4 mems_allowed=0
[  361.450540]  dump_stack+0x244/0x39d
[  361.461380]  ? dump_stack_print_info.cold.1+0x20/0x20
[  361.466602]  warn_alloc.cold.116+0xb7/0x1bd
[  361.470940]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.475790]  ? lock_downgrade+0x900/0x900
[  361.479942]  ? trace_hardirqs_off+0xb8/0x310
[  361.484355]  ? trace_hardirqs_off+0xb8/0x310
[  361.488768]  __alloc_pages_slowpath+0x26e8/0x2e10
[  361.493644]  ? warn_alloc+0x120/0x120
[  361.497476]  ? warn_alloc+0x120/0x120
[  361.501279]  ? warn_alloc+0x120/0x120
[  361.505082]  ? print_usage_bug+0xc0/0xc0
[  361.509165]  ? print_usage_bug+0xc0/0xc0
[  361.513232]  ? mark_held_locks+0x130/0x130
[  361.517506]  ? should_fail+0x22d/0xd01
[  361.521398]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.526938]  ? should_fail+0x22d/0xd01
[  361.530830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.535933]  ? __lock_acquire+0x62f/0x4c20
[  361.540171]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.545272]  ? __lock_acquire+0x62f/0x4c20
[  361.549520]  ? should_fail+0x22d/0xd01
[  361.553420]  ? mark_held_locks+0x130/0x130
[  361.557660]  ? mark_held_locks+0x130/0x130
[  361.561897]  ? zap_class+0x640/0x640
[  361.565609]  ? check_preemption_disabled+0x48/0x280
[  361.570633]  ? zap_class+0x640/0x640
[  361.574354]  ? print_usage_bug+0xc0/0xc0
[  361.578426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.583967]  ? check_preemption_disabled+0x48/0x280
[  361.588991]  ? __lock_is_held+0xb5/0x140
[  361.593059]  __alloc_pages_nodemask+0xa80/0xde0
[  361.597737]  ? zap_class+0x640/0x640
[  361.601454]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  361.606499]  ? find_held_lock+0x36/0x1c0
[  361.610571]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.615242]  ? lock_downgrade+0x900/0x900
[  361.619401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.625079]  cache_grow_begin+0xa5/0x8c0
[  361.629183]  ? do_raw_spin_unlock+0xa7/0x330
[  361.633598]  fallback_alloc+0x204/0x2e0
[  361.637590]  ____cache_alloc_node+0x1c7/0x1e0
[  361.642098]  kmem_cache_alloc_node+0xe3/0x730
[  361.646613]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.650861]  __alloc_skb+0x119/0x770
[  361.654579]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.659857]  ? netdev_alloc_frag+0x1f0/0x1f0
[  361.664265]  ? lock_downgrade+0x900/0x900
[  361.668417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.673957]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.679409]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.684862]  ? addrconf_rs_timer+0x690/0x690
[  361.689282]  ndisc_alloc_skb+0x144/0x340
[  361.693347]  ndisc_send_rs+0x331/0x6e0
[  361.697244]  addrconf_rs_timer+0x314/0x690
[  361.701497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.705743]  call_timer_fn+0x272/0x920
[  361.709630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.713874]  ? process_timeout+0x40/0x40
[  361.717945]  ? mark_held_locks+0xc7/0x130
[  361.722101]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.726599]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.731101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.735338]  ? lockdep_hardirqs_on+0x296/0x5b0
[  361.739932]  ? trace_hardirqs_on+0xbd/0x310
[  361.744282]  ? kasan_check_read+0x11/0x20
[  361.748427]  ? __run_timers+0x7da/0xc70
[  361.752402]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.757514]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.761743]  __run_timers+0x7e5/0xc70
[  361.765554]  ? timer_fixup_init+0x70/0x70
[  361.769719]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  361.774730]  ? zap_class+0x640/0x640
[  361.778459]  ? print_usage_bug+0xc0/0xc0
[  361.782520]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  361.787713]  ? find_held_lock+0x36/0x1c0
[  361.791780]  ? zap_class+0x640/0x640
[  361.795497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.801034]  ? check_preemption_disabled+0x48/0x280
[  361.806059]  ? __lock_is_held+0xb5/0x140
[  361.810133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.815668]  ? check_preemption_disabled+0x48/0x280
[  361.820688]  run_timer_softirq+0x52/0xb0
[  361.824748]  ? rcu_read_lock_sched_held+0x14f/0x180
[  361.829764]  __do_softirq+0x308/0xb7e
[  361.833570]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  361.838065]  ? lock_downgrade+0x900/0x900
[  361.842226]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  361.847344]  ? pvclock_read_flags+0x160/0x160
[  361.851840]  ? lapic_next_event+0x5a/0x90
[  361.855988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.861531]  ? kvm_clock_read+0x18/0x30
[  361.865504]  ? kvm_sched_clock_read+0x9/0x20
[  361.869912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.875451]  ? check_preemption_disabled+0x48/0x280
[  361.880478]  irq_exit+0x17f/0x1c0
[  361.883931]  smp_apic_timer_interrupt+0x1cb/0x760
[  361.888769]  ? smp_reschedule_interrupt+0x109/0x650
[  361.893785]  ? smp_call_function_single_interrupt+0x650/0x650
[  361.899669]  ? interrupt_entry+0xb5/0xc0
[  361.903749]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.908763]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.913779]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.918620]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.923638]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.928669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.933524]  apic_timer_interrupt+0xf/0x20
[  361.937751]  </IRQ>
[  361.939992] RIP: 0010:dump_stack+0x358/0x39d
[  361.944412] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  361.963319] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  361.971025] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  361.978292] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  361.985562] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  361.992827] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  362.000099] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  362.007390]  ? dump_stack+0x34f/0x39d
[  362.011206]  ? dump_stack_print_info.cold.1+0x20/0x20
[  362.016409]  ? mark_held_locks+0x130/0x130
[  362.020646]  ? mark_held_locks+0x130/0x130
[  362.024885]  dump_header+0x27b/0xf72
[  362.028606]  ? pagefault_out_of_memory+0x197/0x197
[  362.033540]  ? __lock_acquire+0x62f/0x4c20
[  362.037772]  ? percpu_ref_get_many+0x240/0x240
[  362.042352]  ? print_usage_bug+0xc0/0xc0
[  362.046416]  ? zap_class+0x640/0x640
[  362.050132]  ? print_usage_bug+0xc0/0xc0
[  362.054194]  ? print_usage_bug+0xc0/0xc0
[  362.058267]  ? zap_class+0x640/0x640
[  362.061977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.067516]  ? find_held_lock+0x36/0x1c0
[  362.071596]  ? mark_held_locks+0xc7/0x130
[  362.075745]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.080840]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.085937]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  362.090538]  ? trace_hardirqs_on+0xbd/0x310
[  362.094870]  ? kasan_check_read+0x11/0x20
[  362.099015]  ? ___ratelimit+0x3b4/0x672
[  362.102989]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.108098]  ? trace_hardirqs_on+0x310/0x310
[  362.112512]  ? lock_downgrade+0x900/0x900
[  362.116663]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  362.121766]  ? ___ratelimit+0x3b9/0x672
[  362.125741]  ? idr_get_free+0xf70/0xf70
[  362.129709]  ? find_held_lock+0x36/0x1c0
[  362.133776]  oom_kill_process.cold.27+0x10/0x903
[  362.138531]  ? zap_class+0x640/0x640
[  362.142249]  ? check_preemption_disabled+0x48/0x280
[  362.147269]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.152226]  ? kasan_check_read+0x11/0x20
[  362.156375]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.161652]  ? oom_evaluate_task+0x540/0x540
[  362.166062]  ? find_held_lock+0x36/0x1c0
[  362.170150]  ? out_of_memory+0x974/0x1430
[  362.174327]  ? lock_downgrade+0x900/0x900
[  362.178475]  ? check_preemption_disabled+0x48/0x280
[  362.183493]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.188423]  ? kasan_check_read+0x11/0x20
[  362.192572]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.197849]  ? rcu_softirq_qs+0x20/0x20
[  362.201827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.207357]  ? oom_evaluate_task+0x302/0x540
[  362.211764]  out_of_memory+0xa84/0x1430
[  362.215741]  ? oom_killer_disable+0x3a0/0x3a0
[  362.220244]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  362.225194]  ? __ww_mutex_check_waiters+0x160/0x160
[  362.230250]  __alloc_pages_slowpath+0x2354/0x2e10
[  362.235153]  ? warn_alloc+0x120/0x120
[  362.238945]  ? mark_held_locks+0x130/0x130
[  362.243180]  ? find_get_entry+0xaae/0x1120
[  362.247427]  ? filemap_map_pages+0x1a20/0x1a20
[  362.252030]  ? zap_class+0x640/0x640
[  362.255745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.261282]  ? check_preemption_disabled+0x48/0x280
[  362.266313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.271850]  ? should_fail+0x22d/0xd01
[  362.275739]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.280843]  ? zap_class+0x640/0x640
[  362.284580]  ? __lock_is_held+0xb5/0x140
[  362.288645]  ? mark_held_locks+0x130/0x130
[  362.292879]  ? lock_release+0xa00/0xa00
[  362.296853]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.302301]  ? xa_load+0x2ba/0x460
[  362.305842]  ? lock_downgrade+0x900/0x900
[  362.309997]  ? __might_sleep+0x95/0x190
[  362.313976]  __alloc_pages_nodemask+0xa80/0xde0
[  362.318651]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  362.323684]  ? __page_cache_alloc+0x191/0x5c0
[  362.328172]  ? xa_load+0x2e1/0x460
[  362.331715]  ? xa_clear_mark+0x40/0x40
[  362.335606]  ? zap_class+0x640/0x640
[  362.339326]  ? zap_class+0x640/0x640
[  362.343036]  ? zap_class+0x640/0x640
[  362.346750]  ? __do_page_cache_readahead+0x663/0x810
[  362.351860]  ? find_held_lock+0x36/0x1c0
[  362.355922]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  362.361469]  alloc_pages_current+0x173/0x350
[  362.365885]  __page_cache_alloc+0x38c/0x5c0
[  362.370216]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.375149]  ? kasan_check_read+0x11/0x20
[  362.379311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.384590]  ? generic_perform_write+0x6a0/0x6a0
[  362.389346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.394896]  ? check_preemption_disabled+0x48/0x280
[  362.399914]  filemap_fault+0x1595/0x25f0
[  362.403981]  ? __lock_page_or_retry+0xa00/0xa00
[  362.408649]  ? mark_held_locks+0x130/0x130
[  362.412894]  ? filemap_map_pages+0xd6b/0x1a20
[  362.417391]  ? lock_downgrade+0x900/0x900
[  362.421553]  ? check_preemption_disabled+0x48/0x280
[  362.426574]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.431516]  ? kasan_check_read+0x11/0x20
[  362.435657]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.440963]  ? rcu_softirq_qs+0x20/0x20
[  362.444948]  ? filemap_map_pages+0xd92/0x1a20
[  362.449477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.455024]  ? find_get_entries_tag+0x1400/0x1400
[  362.459902]  ? __lock_acquire+0x62f/0x4c20
[  362.464151]  ? lock_acquire+0x1ed/0x520
[  362.468128]  ? ext4_filemap_fault+0x7a/0xad
[  362.472469]  ? lock_release+0xa00/0xa00
[  362.476456]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.481906]  ? print_usage_bug+0xc0/0xc0
[  362.485971]  ? print_usage_bug+0xc0/0xc0
[  362.490042]  ? down_read+0x8d/0x120
[  362.494126]  ? ext4_filemap_fault+0x7a/0xad
[  362.498450]  ? __down_interruptible+0x700/0x700
[  362.503168]  ext4_filemap_fault+0x82/0xad
[  362.507333]  __do_fault+0x100/0x6b0
[  362.510982]  ? pmd_devmap_trans_unstable+0x220/0x220
[  362.516089]  ? mark_held_locks+0x130/0x130
[  362.520343]  ? mark_held_locks+0x130/0x130
[  362.524593]  ? find_held_lock+0x36/0x1c0
[  362.528693]  ? find_held_lock+0x36/0x1c0
[  362.532756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.538294]  __handle_mm_fault+0x3ea0/0x5be0
[  362.542701]  ? poll_select_copy_remaining+0x18c/0x6a0
[  362.547911]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  362.552757]  ? __might_fault+0x12b/0x1e0
[  362.556816]  ? lock_downgrade+0x900/0x900
[  362.560974]  ? zap_class+0x640/0x640
[  362.564687]  ? zap_class+0x640/0x640
[  362.568405]  ? find_held_lock+0x36/0x1c0
[  362.572489]  ? handle_mm_fault+0x42a/0xc70
[  362.576725]  ? lock_downgrade+0x900/0x900
[  362.580874]  ? check_preemption_disabled+0x48/0x280
[  362.585899]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.591667]  ? kasan_check_read+0x11/0x20
[  362.595817]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.601137]  ? rcu_softirq_qs+0x20/0x20
[  362.605142]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.610246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.615783]  ? check_preemption_disabled+0x48/0x280
[  362.620806]  handle_mm_fault+0x54f/0xc70
[  362.624884]  ? __handle_mm_fault+0x5be0/0x5be0
[  362.629469]  ? find_vma+0x34/0x190
[  362.633012]  __do_page_fault+0x5e8/0xe60
[  362.637079]  ? trace_hardirqs_off+0xb8/0x310
[  362.641512]  do_page_fault+0xf2/0x7e0
[  362.645316]  ? vmalloc_sync_all+0x30/0x30
[  362.649464]  ? error_entry+0x70/0xd0
[  362.653174]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.658191]  ? trace_hardirqs_on_caller+0xc0/0x310
[  362.663131]  ? syscall_return_slowpath+0x5e0/0x5e0
[  362.668084]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.672956]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.677968]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.683420]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  362.688450]  ? prepare_exit_to_usermode+0x291/0x3b0
[  362.693463]  ? page_fault+0x8/0x30
[  362.697023]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.701871]  ? page_fault+0x8/0x30
[  362.705413]  page_fault+0x1e/0x30
[  362.708865] RIP: 0033:0x7f00c9250dd3
[  362.712586] Code: Bad RIP value.
[  362.715948] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  362.721306] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  362.728594] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  362.735862] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  362.743130] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  362.750435] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  362.757757] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  362.757762] warn_alloc_show_mem: 1 callbacks suppressed
[  362.757769] Mem-Info:
[  362.765039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  362.770423] active_anon:48257 inactive_anon:195 isolated_anon:0
[  362.770423]  active_file:14 inactive_file:11 isolated_file:0
[  362.770423]  unevictable:0 dirty:0 writeback:0 unstable:0
[  362.770423]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  362.770423]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  362.770423]  free:13718 free_pcp:175 free_cma:0
[  362.772809] Call Trace:
[  362.782209] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  362.815051]  <IRQ>
[  362.817626] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  362.845118]  dump_stack+0x244/0x39d
[  362.847260] lowmem_reserve[]: 0 2818 6321 6321
[  362.873377]  ? dump_stack_print_info.cold.1+0x20/0x20
[  362.876976] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  362.881553]  warn_alloc.cold.116+0xb7/0x1bd
[  362.886707] lowmem_reserve[]: 0 0 3503 3503
[  362.914198]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.918491] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  362.922799]  ? lock_downgrade+0x900/0x900
[  362.927609] lowmem_reserve[]: 0 0 0 0
[  362.956494]  ? trace_hardirqs_off+0xb8/0x310
[  362.960613] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  362.964411]  ? trace_hardirqs_off+0xb8/0x310
[  362.968789] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  362.982308]  __alloc_pages_slowpath+0x26e8/0x2e10
[  362.986686] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  363.001880]  ? warn_alloc+0x120/0x120
[  363.006679] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  363.021746]  ? print_usage_bug+0xc0/0xc0
[  363.025550] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  363.034366]  ? warn_alloc+0x120/0x120
[  363.038404] 269 total pagecache pages
[  363.046982]  ? warn_alloc+0x120/0x120
[  363.050764] 0 pages in swap cache
[  363.054546]  ? print_usage_bug+0xc0/0xc0
[  363.058322] Swap cache stats: add 0, delete 0, find 0/0
[  363.061764]  ? kvm_clock_read+0x18/0x30
[  363.065795] Free swap  = 0kB
[  363.071149]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  363.075105] Total swap = 0kB
[  363.078125]  ? print_usage_bug+0xc0/0xc0
[  363.083121] 1965979 pages RAM
[  363.086132]  ? __lock_acquire+0x62f/0x4c20
[  363.090178] 0 pages HighMem/MovableOnly
[  363.093276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.097481] 342853 pages reserved
[  363.101445]  ? should_fail+0x22d/0xd01
[  363.106958] 0 pages cma reserved
[  363.110405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.114330] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.117627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.122994] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.129372]  ? __lock_acquire+0x62f/0x4c20
[  363.134453] init cpuset=/ mems_allowed=0
[  363.144147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.157491]  ? __lock_acquire+0x62f/0x4c20
[  363.161723]  ? should_fail+0x22d/0xd01
[  363.165635]  ? rcu_irq_exit+0x1a2/0x390
[  363.169644]  ? mark_held_locks+0x130/0x130
[  363.173883]  ? mark_held_locks+0x130/0x130
[  363.178127]  ? mark_held_locks+0xc7/0x130
[  363.182276]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  363.187296]  ? zap_class+0x640/0x640
[  363.191013]  ? print_usage_bug+0xc0/0xc0
[  363.195078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.200633]  ? check_preemption_disabled+0x48/0x280
[  363.205661]  ? __lock_is_held+0xb5/0x140
[  363.209730]  __alloc_pages_nodemask+0xa80/0xde0
[  363.214399]  ? zap_class+0x640/0x640
[  363.218122]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  363.223164]  ? find_held_lock+0x36/0x1c0
[  363.227239]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.231907]  ? lock_downgrade+0x900/0x900
[  363.236060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.241613]  cache_grow_begin+0xa5/0x8c0
[  363.245690]  ? do_raw_spin_unlock+0xa7/0x330
[  363.250115]  fallback_alloc+0x204/0x2e0
[  363.254106]  ____cache_alloc_node+0x1c7/0x1e0
[  363.258621]  kmem_cache_alloc_node+0xe3/0x730
[  363.263122]  ? ipv6_get_ifaddr+0x42e/0x620
[  363.267391]  __alloc_skb+0x119/0x770
[  363.271111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.276393]  ? netdev_alloc_frag+0x1f0/0x1f0
[  363.280802]  ? lock_downgrade+0x900/0x900
[  363.285012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.290566]  ? refcount_sub_and_test_checked+0x203/0x310
[  363.296018]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  363.301469]  ? addrconf_rs_timer+0x690/0x690
[  363.305892]  ndisc_alloc_skb+0x144/0x340
[  363.309987]  ndisc_send_rs+0x331/0x6e0
[  363.313876]  addrconf_rs_timer+0x314/0x690
[  363.318121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.322368]  call_timer_fn+0x272/0x920
[  363.326263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.330497]  ? process_timeout+0x40/0x40
[  363.334570]  ? __run_timers+0x7da/0xc70
[  363.338575]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.343068]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.347567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.351805]  ? lockdep_hardirqs_on+0x296/0x5b0
[  363.356388]  ? trace_hardirqs_on+0xbd/0x310
[  363.360709]  ? kasan_check_read+0x11/0x20
[  363.364867]  ? __run_timers+0x7da/0xc70
[  363.368870]  ? trace_hardirqs_off_caller+0x310/0x310
[  363.373995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.378240]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.382470]  __run_timers+0x7e5/0xc70
[  363.386285]  ? timer_fixup_init+0x70/0x70
[  363.390433]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  363.395451]  ? zap_class+0x640/0x640
[  363.399173]  ? enqueue_hrtimer+0x1a5/0x560
[  363.403411]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  363.408605]  ? find_held_lock+0x36/0x1c0
[  363.412679]  ? zap_class+0x640/0x640
[  363.416398]  ? pvclock_read_flags+0x160/0x160
[  363.420916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.426451]  ? check_preemption_disabled+0x48/0x280
[  363.431476]  ? __lock_is_held+0xb5/0x140
[  363.435544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.441101]  ? check_preemption_disabled+0x48/0x280
[  363.446145]  run_timer_softirq+0x52/0xb0
[  363.450239]  ? rcu_read_lock_sched_held+0x14f/0x180
[  363.455270]  __do_softirq+0x308/0xb7e
[  363.459081]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  363.463583]  ? lock_downgrade+0x900/0x900
[  363.467735]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  363.472863]  ? pvclock_read_flags+0x160/0x160
[  363.477359]  ? lapic_next_event+0x5a/0x90
[  363.481507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.487044]  ? kvm_clock_read+0x18/0x30
[  363.491014]  ? kvm_sched_clock_read+0x9/0x20
[  363.495423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.500959]  ? check_preemption_disabled+0x48/0x280
[  363.505981]  irq_exit+0x17f/0x1c0
[  363.509434]  smp_apic_timer_interrupt+0x1cb/0x760
[  363.514278]  ? smp_reschedule_interrupt+0x109/0x650
[  363.519307]  ? smp_call_function_single_interrupt+0x650/0x650
[  363.525191]  ? interrupt_entry+0xb5/0xc0
[  363.529252]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.534265]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.539315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.544175]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.549202]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.554244]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.559132]  apic_timer_interrupt+0xf/0x20
[  363.563365]  </IRQ>
[  363.565626] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  363.571510] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  363.590419] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  363.598123] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  363.605389] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  363.612655] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  363.619948] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  363.627663] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  363.634952]  ? save_stack+0xa9/0xd0
[  363.638591]  __kmalloc_node_track_caller+0x3c/0x70
[  363.643545]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  363.648340]  pskb_expand_head+0x230/0x10f0
[  363.652573]  ? check_preemption_disabled+0x48/0x280
[  363.657595]  ? memcpy+0x45/0x50
[  363.660876]  ? __copy_skb_header+0x350/0x6b0
[  363.665301]  ? skb_release_data+0x880/0x880
[  363.669625]  ? __alloc_skb+0x770/0x770
[  363.673517]  ? __lock_is_held+0xb5/0x140
[  363.677589]  ? kasan_check_write+0x14/0x20
[  363.681827]  ? __skb_clone+0x6c7/0xa00
[  363.685721]  ? __copy_skb_header+0x6b0/0x6b0
[  363.690131]  ? kmem_cache_alloc+0x33a/0x730
[  363.694469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.700011]  skb_ensure_writable+0x3dd/0x640
[  363.704422]  ? skb_checksum_setup+0xaa0/0xaa0
[  363.708922]  ? preempt_notifier_register+0x200/0x200
[  363.714018]  ? __switch_to_asm+0x34/0x70
[  363.718089]  ? __switch_to_asm+0x34/0x70
[  363.722159]  ? __switch_to_asm+0x40/0x70
[  363.726215]  ? __switch_to_asm+0x34/0x70
[  363.730275]  ? __switch_to_asm+0x40/0x70
[  363.734351]  ? __switch_to_asm+0x40/0x70
[  363.738423]  ? __switch_to_asm+0x34/0x70
[  363.742498]  ? __switch_to_asm+0x34/0x70
[  363.746555]  ? __switch_to_asm+0x40/0x70
[  363.750612]  ? __switch_to_asm+0x34/0x70
[  363.754694]  bpf_clone_redirect+0x14a/0x490
[  363.759024]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  363.764039]  ? __sched_text_start+0x8/0x8
[  363.768184]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  363.772950]  ? find_held_lock+0x36/0x1c0
[  363.777019]  ? lock_acquire+0x1ed/0x520
[  363.780996]  ? bpf_test_run+0x3cb/0x780
[  363.784973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.790507]  ? check_preemption_disabled+0x48/0x280
[  363.795530]  ? kasan_check_read+0x11/0x20
[  363.799689]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.804964]  ? rcu_softirq_qs+0x20/0x20
[  363.808935]  ? preempt_schedule+0x4d/0x60
[  363.813080]  ? ___preempt_schedule+0x16/0x18
[  363.817504]  ? bpf_test_run+0x25d/0x780
[  363.821490]  ? netlink_diag_dump+0x2a0/0x2a0
[  363.825905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.831445]  ? bpf_test_init.isra.10+0x70/0x100
[  363.836134]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  363.840898]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  363.845737]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  363.851272]  ? fput+0x130/0x1a0
[  363.854551]  ? __bpf_prog_get+0x9b/0x290
[  363.858612]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  363.863456]  ? bpf_prog_test_run+0x130/0x1a0
[  363.867863]  ? __x64_sys_bpf+0x3d8/0x520
[  363.871921]  ? bpf_prog_get+0x20/0x20
[  363.875738]  ? do_syscall_64+0x1b9/0x820
[  363.879796]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  363.885161]  ? syscall_return_slowpath+0x5e0/0x5e0
[  363.890089]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.894956]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.899989]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  363.905007]  ? prepare_exit_to_usermode+0x291/0x3b0
[  363.910024]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.914871]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  363.920248] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  363.920307] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.926384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.926389] Call Trace:
[  363.926394]  <IRQ>
[  363.926409]  dump_stack+0x244/0x39d
[  363.926430]  ? dump_stack_print_info.cold.1+0x20/0x20
[  363.932979] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.942250]  warn_alloc.cold.116+0xb7/0x1bd
[  363.945008] syz-executor4 cpuset=syz4 mems_allowed=0
[  363.947157]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.947175]  ? lock_downgrade+0x900/0x900
[  363.984903]  ? trace_hardirqs_off+0xb8/0x310
[  363.989319]  ? trace_hardirqs_off+0xb8/0x310
[  363.993747]  __alloc_pages_slowpath+0x26e8/0x2e10
[  363.998632]  ? warn_alloc+0x120/0x120
[  364.002440]  ? find_held_lock+0x36/0x1c0
[  364.006502]  ? warn_alloc+0x120/0x120
[  364.010303]  ? warn_alloc+0x120/0x120
[  364.014121]  ? print_usage_bug+0xc0/0xc0
[  364.018189]  ? print_usage_bug+0xc0/0xc0
[  364.022244]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.027548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.033121]  ? should_fail+0x22d/0xd01
[  364.037027]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.042150]  ? __lock_acquire+0x62f/0x4c20
[  364.046384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.051482]  ? __lock_acquire+0x62f/0x4c20
[  364.055713]  ? should_fail+0x22d/0xd01
[  364.059619]  ? mark_held_locks+0x130/0x130
[  364.063886]  ? mark_held_locks+0x130/0x130
[  364.068136]  ? __enqueue_entity+0x10d/0x1f0
[  364.072458]  ? zap_class+0x640/0x640
[  364.076172]  ? print_usage_bug+0xc0/0xc0
[  364.080232]  ? __lock_acquire+0x62f/0x4c20
[  364.084484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.090019]  ? check_preemption_disabled+0x48/0x280
[  364.095061]  ? __lock_is_held+0xb5/0x140
[  364.099138]  __alloc_pages_nodemask+0xa80/0xde0
[  364.103803]  ? zap_class+0x640/0x640
[  364.107523]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  364.112548]  ? find_held_lock+0x36/0x1c0
[  364.116617]  ? ____cache_alloc_node+0x1c7/0x1e0
[  364.121296]  ? lock_downgrade+0x900/0x900
[  364.125448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.130986]  cache_grow_begin+0xa5/0x8c0
[  364.135046]  ? do_raw_spin_unlock+0xa7/0x330
[  364.139472]  fallback_alloc+0x204/0x2e0
[  364.143463]  ____cache_alloc_node+0x1c7/0x1e0
[  364.147981]  kmem_cache_alloc_node+0xe3/0x730
[  364.152474]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.156718]  __alloc_skb+0x119/0x770
[  364.160429]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.165704]  ? netdev_alloc_frag+0x1f0/0x1f0
[  364.170120]  ? lock_downgrade+0x900/0x900
[  364.174276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.179828]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.185282]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.190758]  ? addrconf_rs_timer+0x690/0x690
[  364.195178]  ndisc_alloc_skb+0x144/0x340
[  364.199241]  ndisc_send_rs+0x331/0x6e0
[  364.203137]  addrconf_rs_timer+0x314/0x690
[  364.207373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.211626]  call_timer_fn+0x272/0x920
[  364.215505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.219750]  ? process_timeout+0x40/0x40
[  364.223813]  ? mark_held_locks+0xc7/0x130
[  364.227988]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.232519]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.237008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.241237]  ? lockdep_hardirqs_on+0x296/0x5b0
[  364.245819]  ? trace_hardirqs_on+0xbd/0x310
[  364.250138]  ? kasan_check_read+0x11/0x20
[  364.254275]  ? __run_timers+0x7da/0xc70
[  364.258244]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.263351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.267594]  __run_timers+0x7e5/0xc70
[  364.271467]  ? timer_fixup_init+0x70/0x70
[  364.275616]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.280649]  ? zap_class+0x640/0x640
[  364.284365]  ? print_usage_bug+0xc0/0xc0
[  364.288427]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  364.293620]  ? find_held_lock+0x36/0x1c0
[  364.297699]  ? zap_class+0x640/0x640
[  364.301417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.306955]  ? check_preemption_disabled+0x48/0x280
[  364.311974]  ? __lock_is_held+0xb5/0x140
[  364.316036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.321570]  ? check_preemption_disabled+0x48/0x280
[  364.326589]  run_timer_softirq+0x52/0xb0
[  364.330647]  ? rcu_read_lock_sched_held+0x14f/0x180
[  364.335659]  __do_softirq+0x308/0xb7e
[  364.339487]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  364.343990]  ? lock_downgrade+0x900/0x900
[  364.348144]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  364.353338]  ? pvclock_read_flags+0x160/0x160
[  364.357849]  ? lapic_next_event+0x5a/0x90
[  364.362009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.367575]  ? kvm_clock_read+0x18/0x30
[  364.371547]  ? kvm_sched_clock_read+0x9/0x20
[  364.375954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.381511]  ? check_preemption_disabled+0x48/0x280
[  364.386529]  irq_exit+0x17f/0x1c0
[  364.389977]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.394828]  ? smp_reschedule_interrupt+0x109/0x650
[  364.399859]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.405742]  ? interrupt_entry+0xb5/0xc0
[  364.409818]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.414831]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.419847]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.424690]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.429706]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.434735]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.439618]  apic_timer_interrupt+0xf/0x20
[  364.443845]  </IRQ>
[  364.446108] RIP: 0010:dump_stack+0x358/0x39d
[  364.450520] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  364.469413] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  364.477127] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  364.484421] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  364.492198] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  364.499465] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  364.506728] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  364.514008]  ? dump_stack+0x34f/0x39d
[  364.517839]  ? dump_stack_print_info.cold.1+0x20/0x20
[  364.523028]  ? mark_held_locks+0x130/0x130
[  364.527258]  ? mark_held_locks+0x130/0x130
[  364.531546]  dump_header+0x27b/0xf72
[  364.535290]  ? pagefault_out_of_memory+0x197/0x197
[  364.540259]  ? __lock_acquire+0x62f/0x4c20
[  364.544498]  ? percpu_ref_get_many+0x240/0x240
[  364.549083]  ? print_usage_bug+0xc0/0xc0
[  364.553174]  ? zap_class+0x640/0x640
[  364.556885]  ? print_usage_bug+0xc0/0xc0
[  364.560941]  ? print_usage_bug+0xc0/0xc0
[  364.564999]  ? zap_class+0x640/0x640
[  364.568716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.574257]  ? find_held_lock+0x36/0x1c0
[  364.578344]  ? mark_held_locks+0xc7/0x130
[  364.582490]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  364.587585]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  364.592690]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  364.597275]  ? trace_hardirqs_on+0xbd/0x310
[  364.601599]  ? kasan_check_read+0x11/0x20
[  364.605745]  ? ___ratelimit+0x3b4/0x672
[  364.609720]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.614826]  ? trace_hardirqs_on+0x310/0x310
[  364.619235]  ? lock_downgrade+0x900/0x900
[  364.623431]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  364.628534]  ? ___ratelimit+0x3b9/0x672
[  364.632511]  ? idr_get_free+0xf70/0xf70
[  364.636482]  ? find_held_lock+0x36/0x1c0
[  364.640552]  oom_kill_process.cold.27+0x10/0x903
[  364.645323]  ? zap_class+0x640/0x640
[  364.649037]  ? check_preemption_disabled+0x48/0x280
[  364.654057]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.658998]  ? kasan_check_read+0x11/0x20
[  364.663163]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.668439]  ? oom_evaluate_task+0x540/0x540
[  364.672849]  ? find_held_lock+0x36/0x1c0
[  364.676913]  ? out_of_memory+0x974/0x1430
[  364.681059]  ? lock_downgrade+0x900/0x900
[  364.685210]  ? check_preemption_disabled+0x48/0x280
[  364.690233]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.695176]  ? kasan_check_read+0x11/0x20
[  364.699325]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.704601]  ? rcu_softirq_qs+0x20/0x20
[  364.708584]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.714127]  ? oom_evaluate_task+0x302/0x540
[  364.718539]  out_of_memory+0xa84/0x1430
[  364.722527]  ? oom_killer_disable+0x3a0/0x3a0
[  364.727020]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  364.731953]  ? __ww_mutex_check_waiters+0x160/0x160
[  364.736976]  __alloc_pages_slowpath+0x2354/0x2e10
[  364.741840]  ? warn_alloc+0x120/0x120
[  364.745636]  ? mark_held_locks+0x130/0x130
[  364.749878]  ? find_get_entry+0xaae/0x1120
[  364.754132]  ? filemap_map_pages+0x1a20/0x1a20
[  364.758731]  ? zap_class+0x640/0x640
[  364.762448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.767986]  ? check_preemption_disabled+0x48/0x280
[  364.772998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.778568]  ? should_fail+0x22d/0xd01
[  364.782469]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.787570]  ? zap_class+0x640/0x640
[  364.791314]  ? __lock_is_held+0xb5/0x140
[  364.795375]  ? mark_held_locks+0x130/0x130
[  364.799606]  ? lock_release+0xa00/0xa00
[  364.803593]  ? perf_trace_sched_process_exec+0x860/0x860
[  364.809050]  ? xa_load+0x2ba/0x460
[  364.812584]  ? lock_downgrade+0x900/0x900
[  364.816730]  ? __might_sleep+0x95/0x190
[  364.820703]  __alloc_pages_nodemask+0xa80/0xde0
[  364.825377]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  364.830421]  ? __page_cache_alloc+0x191/0x5c0
[  364.834940]  ? xa_load+0x2e1/0x460
[  364.838490]  ? xa_clear_mark+0x40/0x40
[  364.842415]  ? zap_class+0x640/0x640
[  364.846144]  ? zap_class+0x640/0x640
[  364.849852]  ? zap_class+0x640/0x640
[  364.853566]  ? __do_page_cache_readahead+0x663/0x810
[  364.858668]  ? find_held_lock+0x36/0x1c0
[  364.862726]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  364.868264]  alloc_pages_current+0x173/0x350
[  364.872671]  __page_cache_alloc+0x38c/0x5c0
[  364.876989]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.881910]  ? kasan_check_read+0x11/0x20
[  364.886052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.891340]  ? generic_perform_write+0x6a0/0x6a0
[  364.896138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.901672]  ? check_preemption_disabled+0x48/0x280
[  364.906688]  filemap_fault+0x1595/0x25f0
[  364.910759]  ? __lock_page_or_retry+0xa00/0xa00
[  364.915467]  ? mark_held_locks+0x130/0x130
[  364.919728]  ? filemap_map_pages+0xd6b/0x1a20
[  364.924229]  ? lock_downgrade+0x900/0x900
[  364.928377]  ? check_preemption_disabled+0x48/0x280
[  364.933396]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  364.938324]  ? kasan_check_read+0x11/0x20
[  364.942472]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.947745]  ? rcu_softirq_qs+0x20/0x20
[  364.951730]  ? filemap_map_pages+0xd92/0x1a20
[  364.956225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.961767]  ? find_get_entries_tag+0x1400/0x1400
[  364.966634]  ? __lock_acquire+0x62f/0x4c20
[  364.970885]  ? lock_acquire+0x1ed/0x520
[  364.974857]  ? ext4_filemap_fault+0x7a/0xad
[  364.979185]  ? lock_release+0xa00/0xa00
[  364.983160]  ? perf_trace_sched_process_exec+0x860/0x860
[  364.988607]  ? print_usage_bug+0xc0/0xc0
[  364.992669]  ? print_usage_bug+0xc0/0xc0
[  364.996743]  ? down_read+0x8d/0x120
[  365.000380]  ? ext4_filemap_fault+0x7a/0xad
[  365.004715]  ? __down_interruptible+0x700/0x700
[  365.009409]  ext4_filemap_fault+0x82/0xad
[  365.013556]  __do_fault+0x100/0x6b0
[  365.017186]  ? pmd_devmap_trans_unstable+0x220/0x220
[  365.022323]  ? mark_held_locks+0x130/0x130
[  365.026557]  ? mark_held_locks+0x130/0x130
[  365.030788]  ? find_held_lock+0x36/0x1c0
[  365.034849]  ? find_held_lock+0x36/0x1c0
[  365.038908]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.044454]  __handle_mm_fault+0x3ea0/0x5be0
[  365.048859]  ? poll_select_copy_remaining+0x18c/0x6a0
[  365.054051]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  365.058899]  ? __might_fault+0x12b/0x1e0
[  365.062959]  ? lock_downgrade+0x900/0x900
[  365.067126]  ? zap_class+0x640/0x640
[  365.070838]  ? zap_class+0x640/0x640
[  365.074553]  ? find_held_lock+0x36/0x1c0
[  365.078622]  ? handle_mm_fault+0x42a/0xc70
[  365.082861]  ? lock_downgrade+0x900/0x900
[  365.087005]  ? check_preemption_disabled+0x48/0x280
[  365.092020]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.096945]  ? kasan_check_read+0x11/0x20
[  365.101090]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.106383]  ? rcu_softirq_qs+0x20/0x20
[  365.110354]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.115457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.120997]  ? check_preemption_disabled+0x48/0x280
[  365.126033]  handle_mm_fault+0x54f/0xc70
[  365.130143]  ? __handle_mm_fault+0x5be0/0x5be0
[  365.134731]  ? find_vma+0x34/0x190
[  365.138277]  __do_page_fault+0x5e8/0xe60
[  365.142334]  ? trace_hardirqs_off+0xb8/0x310
[  365.146766]  do_page_fault+0xf2/0x7e0
[  365.150570]  ? vmalloc_sync_all+0x30/0x30
[  365.154715]  ? error_entry+0x70/0xd0
[  365.158440]  ? trace_hardirqs_off_caller+0xbb/0x310
[  365.163481]  ? trace_hardirqs_on_caller+0xc0/0x310
[  365.168411]  ? syscall_return_slowpath+0x5e0/0x5e0
[  365.173353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.178211]  ? trace_hardirqs_on_caller+0x310/0x310
[  365.183224]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.188675]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  365.193694]  ? prepare_exit_to_usermode+0x291/0x3b0
[  365.198726]  ? page_fault+0x8/0x30
[  365.202272]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.207138]  ? page_fault+0x8/0x30
[  365.210699]  page_fault+0x1e/0x30
[  365.214209] RIP: 0033:0x7f00c9250dd3
[  365.217931] Code: Bad RIP value.
[  365.221287] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  365.226644] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  365.233905] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  365.241170] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  365.248469] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  365.255730] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  365.263014] warn_alloc_show_mem: 1 callbacks suppressed
[  365.263025] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  365.263026] Mem-Info:
[  365.263057] active_anon:48257 inactive_anon:195 isolated_anon:0
[  365.263057]  active_file:14 inactive_file:11 isolated_file:0
[  365.263057]  unevictable:0 dirty:0 writeback:0 unstable:0
[  365.263057]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  365.263057]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  365.263057]  free:13718 free_pcp:175 free_cma:0
[  365.268391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  365.275662] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  365.278056] Call Trace:
[  365.310912] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  365.320255]  <IRQ>
[  365.347733] lowmem_reserve[]: 0 2818 6321 6321
[  365.350309]  dump_stack+0x244/0x39d
[  365.376388] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  365.378531]  ? dump_stack_print_info.cold.1+0x20/0x20
[  365.383088] lowmem_reserve[]: 0 0 3503 3503
[  365.386723]  warn_alloc.cold.116+0xb7/0x1bd
[  365.414187] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  365.419366]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  365.423661] lowmem_reserve[]: 0 0 0 0
[  365.427972]  ? lock_downgrade+0x900/0x900
[  365.456833] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  365.461668]  ? trace_hardirqs_off+0xb8/0x310
[  365.465440] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  365.469579]  ? trace_hardirqs_off+0xb8/0x310
[  365.483071] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  365.487480]  __alloc_pages_slowpath+0x26e8/0x2e10
[  365.502626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  365.507039]  ? warn_alloc+0x120/0x120
[  365.522085] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  365.526933]  ? print_usage_bug+0xc0/0xc0
[  365.535741] 269 total pagecache pages
[  365.539529]  ? warn_alloc+0x120/0x120
[  365.548085] 0 pages in swap cache
[  365.552142]  ? warn_alloc+0x120/0x120
[  365.555917] Swap cache stats: add 0, delete 0, find 0/0
[  365.559703]  ? print_usage_bug+0xc0/0xc0
[  365.563133] Free swap  = 0kB
[  365.566937]  ? print_usage_bug+0xc0/0xc0
[  365.572290] Total swap = 0kB
[  365.576350]  ? check_usage_forwards+0x3d0/0x3d0
[  365.579342] 1965979 pages RAM
[  365.583426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.586417] 0 pages HighMem/MovableOnly
[  365.591079]  ? should_fail+0x22d/0xd01
[  365.594159] 342853 pages reserved
[  365.599687]  ? __bfs+0x321/0x780
[  365.603634] 0 pages cma reserved
[  365.607544]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.611050] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  365.614347]  ? __lock_acquire+0x62f/0x4c20
[  365.614366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.614382]  ? __lock_acquire+0x62f/0x4c20
[  365.617781] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  365.622820]  ? should_fail+0x22d/0xd01
[  365.629391] init cpuset=/ mems_allowed=0
[  365.633661]  ? mark_held_locks+0x130/0x130
[  365.664770]  ? mark_held_locks+0x130/0x130
[  365.669005]  ? kasan_check_read+0x11/0x20
[  365.673167]  ? __lock_acquire+0x2aff/0x4c20
[  365.677493]  ? zap_class+0x640/0x640
[  365.681242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.686794]  ? check_preemption_disabled+0x48/0x280
[  365.691818]  ? __lock_is_held+0xb5/0x140
[  365.695883]  __alloc_pages_nodemask+0xa80/0xde0
[  365.700548]  ? zap_class+0x640/0x640
[  365.704268]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  365.709295]  ? find_held_lock+0x36/0x1c0
[  365.713365]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.718031]  ? lock_downgrade+0x900/0x900
[  365.722186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.727725]  cache_grow_begin+0xa5/0x8c0
[  365.731783]  ? do_raw_spin_unlock+0xa7/0x330
[  365.736198]  fallback_alloc+0x204/0x2e0
[  365.740221]  ____cache_alloc_node+0x1c7/0x1e0
[  365.744719]  kmem_cache_alloc_node+0xe3/0x730
[  365.749228]  ? do_raw_spin_unlock+0xa7/0x330
[  365.753638]  ? do_raw_spin_trylock+0x270/0x270
[  365.758253]  __alloc_skb+0x119/0x770
[  365.761968]  ? netdev_alloc_frag+0x1f0/0x1f0
[  365.766376]  ? atomic_notifier_call_chain+0xc6/0x190
[  365.771492]  ? lock_downgrade+0x900/0x900
[  365.775643]  ? check_preemption_disabled+0x48/0x280
[  365.780663]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.785593]  ? kasan_check_read+0x11/0x20
[  365.789741]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.795018]  ? rcu_softirq_qs+0x20/0x20
[  365.798993]  ? kasan_check_read+0x11/0x20
[  365.803138]  ? do_raw_write_trylock+0x270/0x270
[  365.807812]  __neigh_notify+0x8c/0x160
[  365.811736]  ? neigh_connected_output+0x780/0x780
[  365.816575]  neigh_timer_handler+0x6cb/0xdf0
[  365.820977]  ? check_preemption_disabled+0x48/0x280
[  365.825992]  ? neigh_periodic_work+0xc60/0xc60
[  365.830573]  ? __lock_is_held+0xb5/0x140
[  365.834643]  call_timer_fn+0x272/0x920
[  365.838522]  ? neigh_periodic_work+0xc60/0xc60
[  365.843095]  ? process_timeout+0x40/0x40
[  365.847170]  ? __run_timers+0x7da/0xc70
[  365.851146]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.855637]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.860127]  ? neigh_periodic_work+0xc60/0xc60
[  365.864719]  ? lockdep_hardirqs_on+0x296/0x5b0
[  365.869298]  ? trace_hardirqs_on+0xbd/0x310
[  365.873615]  ? kasan_check_read+0x11/0x20
[  365.877762]  ? __run_timers+0x7da/0xc70
[  365.881733]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.886839]  ? neigh_periodic_work+0xc60/0xc60
[  365.891419]  __run_timers+0x7e5/0xc70
[  365.895239]  ? timer_fixup_init+0x70/0x70
[  365.899387]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  365.904401]  ? zap_class+0x640/0x640
[  365.908123]  ? enqueue_hrtimer+0x1a5/0x560
[  365.912399]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  365.917590]  ? find_held_lock+0x36/0x1c0
[  365.921657]  ? zap_class+0x640/0x640
[  365.925372]  ? pvclock_read_flags+0x160/0x160
[  365.929895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.935441]  ? check_preemption_disabled+0x48/0x280
[  365.940461]  ? __lock_is_held+0xb5/0x140
[  365.944516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.950062]  ? check_preemption_disabled+0x48/0x280
[  365.955166]  run_timer_softirq+0x52/0xb0
[  365.959248]  ? rcu_read_lock_sched_held+0x14f/0x180
[  365.964274]  __do_softirq+0x308/0xb7e
[  365.968113]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  365.972606]  ? lock_downgrade+0x900/0x900
[  365.976756]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  365.981858]  ? pvclock_read_flags+0x160/0x160
[  365.986350]  ? lapic_next_event+0x5a/0x90
[  365.990497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.996049]  ? kvm_clock_read+0x18/0x30
[  366.000020]  ? kvm_sched_clock_read+0x9/0x20
[  366.004433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.009966]  ? check_preemption_disabled+0x48/0x280
[  366.014988]  irq_exit+0x17f/0x1c0
[  366.018440]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.023282]  ? smp_reschedule_interrupt+0x109/0x650
[  366.028301]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.034184]  ? interrupt_entry+0xb5/0xc0
[  366.038264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.043277]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.048309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.053158]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.058188]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.063212]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.068057]  apic_timer_interrupt+0xf/0x20
[  366.072284]  </IRQ>
[  366.074525] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  366.080423] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  366.099325] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  366.107028] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  366.114299] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  366.121565] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  366.128845] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  366.136115] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  366.143405]  ? save_stack+0xa9/0xd0
[  366.147048]  __kmalloc_node_track_caller+0x3c/0x70
[  366.151978]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  366.156742]  pskb_expand_head+0x230/0x10f0
[  366.160974]  ? check_preemption_disabled+0x48/0x280
[  366.165992]  ? memcpy+0x45/0x50
[  366.169269]  ? __copy_skb_header+0x350/0x6b0
[  366.173673]  ? skb_release_data+0x880/0x880
[  366.177991]  ? __alloc_skb+0x770/0x770
[  366.181884]  ? __lock_is_held+0xb5/0x140
[  366.185949]  ? kasan_check_write+0x14/0x20
[  366.190183]  ? __skb_clone+0x6c7/0xa00
[  366.194076]  ? __copy_skb_header+0x6b0/0x6b0
[  366.198516]  ? kmem_cache_alloc+0x33a/0x730
[  366.202842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.208384]  skb_ensure_writable+0x3dd/0x640
[  366.212798]  ? skb_checksum_setup+0xaa0/0xaa0
[  366.217295]  ? preempt_notifier_register+0x200/0x200
[  366.222388]  ? __switch_to_asm+0x34/0x70
[  366.226444]  ? __switch_to_asm+0x34/0x70
[  366.230497]  ? __switch_to_asm+0x40/0x70
[  366.234564]  ? __switch_to_asm+0x34/0x70
[  366.238638]  ? __switch_to_asm+0x40/0x70
[  366.242691]  ? __switch_to_asm+0x40/0x70
[  366.246763]  ? __switch_to_asm+0x34/0x70
[  366.250821]  ? __switch_to_asm+0x34/0x70
[  366.254874]  ? __switch_to_asm+0x40/0x70
[  366.258929]  ? __switch_to_asm+0x34/0x70
[  366.262992]  bpf_clone_redirect+0x14a/0x490
[  366.267324]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  366.272339]  ? __sched_text_start+0x8/0x8
[  366.276483]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  366.281271]  ? find_held_lock+0x36/0x1c0
[  366.285348]  ? lock_acquire+0x1ed/0x520
[  366.289333]  ? bpf_test_run+0x3cb/0x780
[  366.293304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.298840]  ? check_preemption_disabled+0x48/0x280
[  366.303858]  ? kasan_check_read+0x11/0x20
[  366.307997]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.313264]  ? rcu_softirq_qs+0x20/0x20
[  366.317266]  ? preempt_schedule+0x4d/0x60
[  366.321408]  ? ___preempt_schedule+0x16/0x18
[  366.325814]  ? bpf_test_run+0x25d/0x780
[  366.329795]  ? netlink_diag_dump+0x2a0/0x2a0
[  366.334217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.339748]  ? bpf_test_init.isra.10+0x70/0x100
[  366.344434]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  366.349212]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  366.354082]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  366.359629]  ? fput+0x130/0x1a0
[  366.362907]  ? __bpf_prog_get+0x9b/0x290
[  366.366971]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  366.371809]  ? bpf_prog_test_run+0x130/0x1a0
[  366.376219]  ? __x64_sys_bpf+0x3d8/0x520
[  366.380282]  ? bpf_prog_get+0x20/0x20
[  366.384095]  ? do_syscall_64+0x1b9/0x820
[  366.388164]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  366.393542]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.398469]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.403336]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.408362]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  366.413396]  ? prepare_exit_to_usermode+0x291/0x3b0
[  366.418445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.423293]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  366.428671] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  366.428779] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.434819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.445287] syz-executor4 cpuset=syz4 mems_allowed=0
[  366.454627] Call Trace:
[  366.462282]  <IRQ>
[  366.464437]  dump_stack+0x244/0x39d
[  366.468067]  ? dump_stack_print_info.cold.1+0x20/0x20
[  366.473274]  warn_alloc.cold.116+0xb7/0x1bd
[  366.477611]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.482472]  ? lock_downgrade+0x900/0x900
[  366.486645]  ? trace_hardirqs_off+0xb8/0x310
[  366.491523]  ? trace_hardirqs_off+0xb8/0x310
[  366.495938]  __alloc_pages_slowpath+0x26e8/0x2e10
[  366.500810]  ? warn_alloc+0x120/0x120
[  366.504614]  ? print_usage_bug+0xc0/0xc0
[  366.508676]  ? warn_alloc+0x120/0x120
[  366.512491]  ? warn_alloc+0x120/0x120
[  366.516295]  ? print_usage_bug+0xc0/0xc0
[  366.520375]  ? print_usage_bug+0xc0/0xc0
[  366.524438]  ? __lock_acquire+0x62f/0x4c20
[  366.528678]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.534215]  ? should_fail+0x22d/0xd01
[  366.538112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.543218]  ? __lock_acquire+0x62f/0x4c20
[  366.547456]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.552559]  ? __lock_acquire+0x62f/0x4c20
[  366.556794]  ? should_fail+0x22d/0xd01
[  366.560680]  ? find_held_lock+0x36/0x1c0
[  366.564745]  ? mark_held_locks+0x130/0x130
[  366.568979]  ? mark_held_locks+0x130/0x130
[  366.573265]  ? zap_class+0x640/0x640
[  366.576990]  ? zap_class+0x640/0x640
[  366.580702]  ? print_usage_bug+0xc0/0xc0
[  366.584759]  ? do_raw_spin_unlock+0xa7/0x330
[  366.590116]  ? zap_class+0x640/0x640
[  366.593858]  ? print_usage_bug+0xc0/0xc0
[  366.597919]  ? wq_watchdog_touch+0x9c/0xfe
[  366.602156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.607692]  ? check_preemption_disabled+0x48/0x280
[  366.612718]  ? __lock_is_held+0xb5/0x140
[  366.616786]  __alloc_pages_nodemask+0xa80/0xde0
[  366.621454]  ? zap_class+0x640/0x640
[  366.625171]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  366.630212]  ? find_held_lock+0x36/0x1c0
[  366.634301]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.638988]  ? lock_downgrade+0x900/0x900
[  366.643144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.648687]  cache_grow_begin+0xa5/0x8c0
[  366.652745]  ? do_raw_spin_unlock+0xa7/0x330
[  366.657159]  fallback_alloc+0x204/0x2e0
[  366.661147]  ____cache_alloc_node+0x1c7/0x1e0
[  366.665674]  kmem_cache_alloc_node+0xe3/0x730
[  366.670218]  ? ipv6_get_ifaddr+0x42e/0x620
[  366.674472]  __alloc_skb+0x119/0x770
[  366.678202]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.683483]  ? netdev_alloc_frag+0x1f0/0x1f0
[  366.687890]  ? lock_downgrade+0x900/0x900
[  366.692042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.697627]  ? refcount_sub_and_test_checked+0x203/0x310
[  366.703081]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  366.708563]  ? addrconf_rs_timer+0x690/0x690
[  366.713001]  ndisc_alloc_skb+0x144/0x340
[  366.717062]  ndisc_send_rs+0x331/0x6e0
[  366.720951]  addrconf_rs_timer+0x314/0x690
[  366.725185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.729445]  call_timer_fn+0x272/0x920
[  366.733330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.737559]  ? process_timeout+0x40/0x40
[  366.741624]  ? mark_held_locks+0xc7/0x130
[  366.745769]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.750279]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.754770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.759003]  ? lockdep_hardirqs_on+0x296/0x5b0
[  366.763581]  ? trace_hardirqs_on+0xbd/0x310
[  366.767901]  ? kasan_check_read+0x11/0x20
[  366.772049]  ? __run_timers+0x7da/0xc70
[  366.776027]  ? trace_hardirqs_off_caller+0x310/0x310
[  366.781146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.785387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.789667]  __run_timers+0x7e5/0xc70
[  366.793489]  ? timer_fixup_init+0x70/0x70
[  366.797635]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  366.802666]  ? zap_class+0x640/0x640
[  366.806386]  ? print_usage_bug+0xc0/0xc0
[  366.810446]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  366.815643]  ? find_held_lock+0x36/0x1c0
[  366.819713]  ? zap_class+0x640/0x640
[  366.823427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.828962]  ? check_preemption_disabled+0x48/0x280
[  366.833983]  ? __lock_is_held+0xb5/0x140
[  366.838043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.843578]  ? check_preemption_disabled+0x48/0x280
[  366.848596]  run_timer_softirq+0x52/0xb0
[  366.852671]  ? rcu_read_lock_sched_held+0x14f/0x180
[  366.857685]  __do_softirq+0x308/0xb7e
[  366.861484]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  366.865978]  ? lock_downgrade+0x900/0x900
[  366.870142]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  366.875254]  ? pvclock_read_flags+0x160/0x160
[  366.879762]  ? lapic_next_event+0x5a/0x90
[  366.883908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.889446]  ? kvm_clock_read+0x18/0x30
[  366.893419]  ? kvm_sched_clock_read+0x9/0x20
[  366.897825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.903379]  ? check_preemption_disabled+0x48/0x280
[  366.908406]  irq_exit+0x17f/0x1c0
[  366.911870]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.916708]  ? smp_reschedule_interrupt+0x109/0x650
[  366.921724]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.927603]  ? interrupt_entry+0xb5/0xc0
[  366.931660]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.936674]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.941687]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.946531]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.951548]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.956591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.961439]  apic_timer_interrupt+0xf/0x20
[  366.965681]  </IRQ>
[  366.967915] RIP: 0010:dump_stack+0x358/0x39d
[  366.972318] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  366.991238] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  366.998944] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  367.006206] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  367.013483] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  367.020745] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  367.028008] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  367.035283]  ? dump_stack+0x34f/0x39d
[  367.039088]  ? dump_stack_print_info.cold.1+0x20/0x20
[  367.044291]  ? mark_held_locks+0x130/0x130
[  367.048521]  ? mark_held_locks+0x130/0x130
[  367.052758]  dump_header+0x27b/0xf72
[  367.056490]  ? pagefault_out_of_memory+0x197/0x197
[  367.061439]  ? __lock_acquire+0x62f/0x4c20
[  367.065669]  ? percpu_ref_get_many+0x240/0x240
[  367.070250]  ? print_usage_bug+0xc0/0xc0
[  367.074313]  ? zap_class+0x640/0x640
[  367.078027]  ? print_usage_bug+0xc0/0xc0
[  367.082082]  ? print_usage_bug+0xc0/0xc0
[  367.086150]  ? zap_class+0x640/0x640
[  367.089877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.095431]  ? find_held_lock+0x36/0x1c0
[  367.099545]  ? mark_held_locks+0xc7/0x130
[  367.103688]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  367.108789]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  367.113903]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  367.118503]  ? trace_hardirqs_on+0xbd/0x310
[  367.122865]  ? kasan_check_read+0x11/0x20
[  367.127013]  ? ___ratelimit+0x3b4/0x672
[  367.130987]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.136090]  ? trace_hardirqs_on+0x310/0x310
[  367.140537]  ? lock_downgrade+0x900/0x900
[  367.144684]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  367.149787]  ? ___ratelimit+0x3b9/0x672
[  367.153759]  ? idr_get_free+0xf70/0xf70
[  367.157730]  ? find_held_lock+0x36/0x1c0
[  367.161803]  oom_kill_process.cold.27+0x10/0x903
[  367.166576]  ? zap_class+0x640/0x640
[  367.170290]  ? check_preemption_disabled+0x48/0x280
[  367.175340]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.180265]  ? kasan_check_read+0x11/0x20
[  367.184409]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.189684]  ? oom_evaluate_task+0x540/0x540
[  367.194140]  ? find_held_lock+0x36/0x1c0
[  367.198209]  ? out_of_memory+0x974/0x1430
[  367.202355]  ? lock_downgrade+0x900/0x900
[  367.206498]  ? check_preemption_disabled+0x48/0x280
[  367.211516]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.216436]  ? kasan_check_read+0x11/0x20
[  367.220578]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.225850]  ? rcu_softirq_qs+0x20/0x20
[  367.229822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.235351]  ? oom_evaluate_task+0x302/0x540
[  367.239757]  out_of_memory+0xa84/0x1430
[  367.243750]  ? oom_killer_disable+0x3a0/0x3a0
[  367.248241]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  367.253186]  ? __ww_mutex_check_waiters+0x160/0x160
[  367.258224]  __alloc_pages_slowpath+0x2354/0x2e10
[  367.263113]  ? warn_alloc+0x120/0x120
[  367.266957]  ? mark_held_locks+0x130/0x130
[  367.271195]  ? find_get_entry+0xaae/0x1120
[  367.275450]  ? filemap_map_pages+0x1a20/0x1a20
[  367.280032]  ? zap_class+0x640/0x640
[  367.283747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.289297]  ? check_preemption_disabled+0x48/0x280
[  367.294313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.299861]  ? should_fail+0x22d/0xd01
[  367.303752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.308872]  ? zap_class+0x640/0x640
[  367.312602]  ? __lock_is_held+0xb5/0x140
[  367.316670]  ? mark_held_locks+0x130/0x130
[  367.320904]  ? lock_release+0xa00/0xa00
[  367.324891]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.330371]  ? xa_load+0x2ba/0x460
[  367.333913]  ? lock_downgrade+0x900/0x900
[  367.338063]  ? __might_sleep+0x95/0x190
[  367.342064]  __alloc_pages_nodemask+0xa80/0xde0
[  367.346737]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  367.351758]  ? __page_cache_alloc+0x191/0x5c0
[  367.356250]  ? xa_load+0x2e1/0x460
[  367.359793]  ? xa_clear_mark+0x40/0x40
[  367.363680]  ? zap_class+0x640/0x640
[  367.367405]  ? zap_class+0x640/0x640
[  367.371132]  ? zap_class+0x640/0x640
[  367.374873]  ? __do_page_cache_readahead+0x663/0x810
[  367.379982]  ? find_held_lock+0x36/0x1c0
[  367.384048]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  367.389604]  alloc_pages_current+0x173/0x350
[  367.394017]  __page_cache_alloc+0x38c/0x5c0
[  367.398338]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.403267]  ? kasan_check_read+0x11/0x20
[  367.407413]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.412691]  ? generic_perform_write+0x6a0/0x6a0
[  367.417449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.422983]  ? check_preemption_disabled+0x48/0x280
[  367.428008]  filemap_fault+0x1595/0x25f0
[  367.432083]  ? __lock_page_or_retry+0xa00/0xa00
[  367.436776]  ? mark_held_locks+0x130/0x130
[  367.441016]  ? filemap_map_pages+0xd6b/0x1a20
[  367.445514]  ? lock_downgrade+0x900/0x900
[  367.449661]  ? check_preemption_disabled+0x48/0x280
[  367.454676]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.459603]  ? kasan_check_read+0x11/0x20
[  367.463750]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.469027]  ? rcu_softirq_qs+0x20/0x20
[  367.473029]  ? filemap_map_pages+0xd92/0x1a20
[  367.477530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.483083]  ? find_get_entries_tag+0x1400/0x1400
[  367.487949]  ? __lock_acquire+0x62f/0x4c20
[  367.492207]  ? lock_acquire+0x1ed/0x520
[  367.496189]  ? ext4_filemap_fault+0x7a/0xad
[  367.500520]  ? lock_release+0xa00/0xa00
[  367.504496]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.509958]  ? print_usage_bug+0xc0/0xc0
[  367.514029]  ? print_usage_bug+0xc0/0xc0
[  367.518128]  ? down_read+0x8d/0x120
[  367.521757]  ? ext4_filemap_fault+0x7a/0xad
[  367.526135]  ? __down_interruptible+0x700/0x700
[  367.530836]  ext4_filemap_fault+0x82/0xad
[  367.534990]  __do_fault+0x100/0x6b0
[  367.538628]  ? pmd_devmap_trans_unstable+0x220/0x220
[  367.543740]  ? mark_held_locks+0x130/0x130
[  367.547986]  ? mark_held_locks+0x130/0x130
[  367.552227]  ? find_held_lock+0x36/0x1c0
[  367.556302]  ? find_held_lock+0x36/0x1c0
[  367.560370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.565918]  __handle_mm_fault+0x3ea0/0x5be0
[  367.570337]  ? poll_select_copy_remaining+0x18c/0x6a0
[  367.575547]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  367.580409]  ? __might_fault+0x12b/0x1e0
[  367.584483]  ? lock_downgrade+0x900/0x900
[  367.588836]  ? zap_class+0x640/0x640
[  367.592557]  ? zap_class+0x640/0x640
[  367.596284]  ? find_held_lock+0x36/0x1c0
[  367.600364]  ? handle_mm_fault+0x42a/0xc70
[  367.604611]  ? lock_downgrade+0x900/0x900
[  367.608771]  ? check_preemption_disabled+0x48/0x280
[  367.613800]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.618737]  ? kasan_check_read+0x11/0x20
[  367.623025]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.628311]  ? rcu_softirq_qs+0x20/0x20
[  367.632298]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.637409]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.642952]  ? check_preemption_disabled+0x48/0x280
[  367.647981]  handle_mm_fault+0x54f/0xc70
[  367.652054]  ? __handle_mm_fault+0x5be0/0x5be0
[  367.656662]  ? find_vma+0x34/0x190
[  367.660212]  __do_page_fault+0x5e8/0xe60
[  367.664283]  ? trace_hardirqs_off+0xb8/0x310
[  367.668707]  do_page_fault+0xf2/0x7e0
[  367.672529]  ? vmalloc_sync_all+0x30/0x30
[  367.676685]  ? error_entry+0x70/0xd0
[  367.680408]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.685443]  ? trace_hardirqs_on_caller+0xc0/0x310
[  367.690384]  ? syscall_return_slowpath+0x5e0/0x5e0
[  367.695322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.700176]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.705204]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.710660]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  367.715684]  ? prepare_exit_to_usermode+0x291/0x3b0
[  367.720710]  ? page_fault+0x8/0x30
[  367.724265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.729140]  ? page_fault+0x8/0x30
[  367.732694]  page_fault+0x1e/0x30
[  367.736156] RIP: 0033:0x7f00c9250dd3
[  367.739891] Code: Bad RIP value.
[  367.743264] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  367.748629] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  367.755915] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  367.763188] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  367.770462] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  367.777736] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  367.785038] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  367.785044] warn_alloc_show_mem: 1 callbacks suppressed
[  367.785052] Mem-Info:
[  367.792326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  367.797702] active_anon:48257 inactive_anon:195 isolated_anon:0
[  367.797702]  active_file:14 inactive_file:11 isolated_file:0
[  367.797702]  unevictable:0 dirty:0 writeback:0 unstable:0
[  367.797702]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  367.797702]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  367.797702]  free:13718 free_pcp:175 free_cma:0
[  367.800078] Call Trace:
[  367.809484] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  367.842329]  <IRQ>
[  367.844903] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  367.872399]  dump_stack+0x244/0x39d
[  367.874532] lowmem_reserve[]: 0 2818 6321 6321
[  367.900644]  ? dump_stack_print_info.cold.1+0x20/0x20
[  367.904252] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  367.908838]  warn_alloc.cold.116+0xb7/0x1bd
[  367.914001] lowmem_reserve[]: 0 0 3503 3503
[  367.941500]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  367.945803] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  367.950140]  ? lock_downgrade+0x900/0x900
[  367.954964] lowmem_reserve[]: 0 0 0 0
[  367.983855]  ? trace_hardirqs_off+0xb8/0x310
[  367.987981] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  367.991785]  ? trace_hardirqs_off+0xb8/0x310
[  367.996179] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  368.009710]  __alloc_pages_slowpath+0x26e8/0x2e10
[  368.014096] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  368.029302]  ? warn_alloc+0x120/0x120
[  368.034139] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  368.049218]  ? warn_alloc+0x120/0x120
[  368.053005] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  368.061837]  ? warn_alloc+0x120/0x120
[  368.065621] 269 total pagecache pages
[  368.074202]  ? print_usage_bug+0xc0/0xc0
[  368.077989] 0 pages in swap cache
[  368.081781]  ? enqueue_hrtimer+0x1a5/0x560
[  368.085830] Swap cache stats: add 0, delete 0, find 0/0
[  368.089279]  ? print_usage_bug+0xc0/0xc0
[  368.093500] Free swap  = 0kB
[  368.098862]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.102903] Total swap = 0kB
[  368.105927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.111096] 1965979 pages RAM
[  368.114150]  ? should_fail+0x22d/0xd01
[  368.119668] 0 pages HighMem/MovableOnly
[  368.122775]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.126642] 342853 pages reserved
[  368.130640]  ? __lock_acquire+0x62f/0x4c20
[  368.135715] 0 pages cma reserved
[  368.139173]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.143462] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  368.146758]  ? __lock_acquire+0x62f/0x4c20
[  368.146775]  ? should_fail+0x22d/0xd01
[  368.152003] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  368.158365]  ? mark_held_locks+0x130/0x130
[  368.162576] init cpuset=/ mems_allowed=0
[  368.166462]  ? mark_held_locks+0x130/0x130
[  368.188662]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  368.193685]  ? ktime_get+0x2c1/0x400
[  368.197411]  ? zap_class+0x640/0x640
[  368.201145]  ? print_usage_bug+0xc0/0xc0
[  368.205222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.210769]  ? check_preemption_disabled+0x48/0x280
[  368.215800]  ? __lock_is_held+0xb5/0x140
[  368.219873]  __alloc_pages_nodemask+0xa80/0xde0
[  368.224552]  ? zap_class+0x640/0x640
[  368.228283]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  368.233321]  ? find_held_lock+0x36/0x1c0
[  368.237399]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.242078]  ? lock_downgrade+0x900/0x900
[  368.246259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.251808]  cache_grow_begin+0xa5/0x8c0
[  368.255877]  ? do_raw_spin_unlock+0xa7/0x330
[  368.260305]  fallback_alloc+0x204/0x2e0
[  368.264294]  ____cache_alloc_node+0x1c7/0x1e0
[  368.268805]  kmem_cache_alloc_node+0xe3/0x730
[  368.273319]  ? ipv6_get_ifaddr+0x42e/0x620
[  368.277571]  __alloc_skb+0x119/0x770
[  368.281293]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.286579]  ? netdev_alloc_frag+0x1f0/0x1f0
[  368.290996]  ? lock_downgrade+0x900/0x900
[  368.295168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.300714]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.306176]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.311642]  ? addrconf_rs_timer+0x690/0x690
[  368.316073]  ndisc_alloc_skb+0x144/0x340
[  368.320164]  ndisc_send_rs+0x331/0x6e0
[  368.324067]  addrconf_rs_timer+0x314/0x690
[  368.328332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.332589]  call_timer_fn+0x272/0x920
[  368.336486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.340730]  ? process_timeout+0x40/0x40
[  368.344805]  ? __run_timers+0x7da/0xc70
[  368.348790]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.353290]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.357794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.362048]  ? lockdep_hardirqs_on+0x296/0x5b0
[  368.366643]  ? trace_hardirqs_on+0xbd/0x310
[  368.370970]  ? kasan_check_read+0x11/0x20
[  368.375140]  ? __run_timers+0x7da/0xc70
[  368.379144]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.384270]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.388509]  __run_timers+0x7e5/0xc70
[  368.392328]  ? timer_fixup_init+0x70/0x70
[  368.396484]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  368.401509]  ? zap_class+0x640/0x640
[  368.405240]  ? enqueue_hrtimer+0x1a5/0x560
[  368.409482]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.414686]  ? find_held_lock+0x36/0x1c0
[  368.418763]  ? zap_class+0x640/0x640
[  368.422487]  ? pvclock_read_flags+0x160/0x160
[  368.426993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.432540]  ? check_preemption_disabled+0x48/0x280
[  368.437572]  ? __lock_is_held+0xb5/0x140
[  368.441646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.447196]  ? check_preemption_disabled+0x48/0x280
[  368.452226]  run_timer_softirq+0x52/0xb0
[  368.456299]  ? rcu_read_lock_sched_held+0x14f/0x180
[  368.461323]  __do_softirq+0x308/0xb7e
[  368.465145]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  368.469650]  ? lock_downgrade+0x900/0x900
[  368.473813]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  368.478933]  ? pvclock_read_flags+0x160/0x160
[  368.483443]  ? lapic_next_event+0x5a/0x90
[  368.487601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.493281]  ? kvm_clock_read+0x18/0x30
[  368.497267]  ? kvm_sched_clock_read+0x9/0x20
[  368.501685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.507230]  ? check_preemption_disabled+0x48/0x280
[  368.512262]  irq_exit+0x17f/0x1c0
[  368.515728]  smp_apic_timer_interrupt+0x1cb/0x760
[  368.520576]  ? smp_reschedule_interrupt+0x109/0x650
[  368.525600]  ? smp_call_function_single_interrupt+0x650/0x650
[  368.531511]  ? interrupt_entry+0xb5/0xc0
[  368.535581]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.540608]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.545642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.550492]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.555514]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.560549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.565410]  apic_timer_interrupt+0xf/0x20
[  368.569649]  </IRQ>
[  368.571900] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  368.577796] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  368.596702] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  368.604419] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  368.611708] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  368.618984] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  368.626258] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  368.633533] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  368.640835]  ? save_stack+0xa9/0xd0
[  368.644482]  __kmalloc_node_track_caller+0x3c/0x70
[  368.649425]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  368.654202]  pskb_expand_head+0x230/0x10f0
[  368.658459]  ? check_preemption_disabled+0x48/0x280
[  368.663491]  ? memcpy+0x45/0x50
[  368.666781]  ? __copy_skb_header+0x350/0x6b0
[  368.671200]  ? skb_release_data+0x880/0x880
[  368.675533]  ? __alloc_skb+0x770/0x770
[  368.679440]  ? __lock_is_held+0xb5/0x140
[  368.683516]  ? kasan_check_write+0x14/0x20
[  368.687757]  ? __skb_clone+0x6c7/0xa00
[  368.691659]  ? __copy_skb_header+0x6b0/0x6b0
[  368.696076]  ? kmem_cache_alloc+0x33a/0x730
[  368.700424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.705975]  skb_ensure_writable+0x3dd/0x640
[  368.710396]  ? skb_checksum_setup+0xaa0/0xaa0
[  368.714905]  ? preempt_notifier_register+0x200/0x200
[  368.720013]  ? __switch_to_asm+0x34/0x70
[  368.724080]  ? __switch_to_asm+0x34/0x70
[  368.728162]  ? __switch_to_asm+0x40/0x70
[  368.732227]  ? __switch_to_asm+0x34/0x70
[  368.736293]  ? __switch_to_asm+0x40/0x70
[  368.740360]  ? __switch_to_asm+0x40/0x70
[  368.744426]  ? __switch_to_asm+0x34/0x70
[  368.748493]  ? __switch_to_asm+0x34/0x70
[  368.752559]  ? __switch_to_asm+0x40/0x70
[  368.756631]  ? __switch_to_asm+0x34/0x70
[  368.760706]  bpf_clone_redirect+0x14a/0x490
[  368.765043]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  368.770071]  ? __sched_text_start+0x8/0x8
[  368.774245]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  368.779020]  ? find_held_lock+0x36/0x1c0
[  368.783116]  ? lock_acquire+0x1ed/0x520
[  368.787099]  ? bpf_test_run+0x3cb/0x780
[  368.791114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.796662]  ? check_preemption_disabled+0x48/0x280
[  368.801702]  ? kasan_check_read+0x11/0x20
[  368.805861]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.811174]  ? rcu_softirq_qs+0x20/0x20
[  368.815163]  ? preempt_schedule+0x4d/0x60
[  368.819321]  ? ___preempt_schedule+0x16/0x18
[  368.823745]  ? bpf_test_run+0x25d/0x780
[  368.827751]  ? netlink_diag_dump+0x2a0/0x2a0
[  368.832187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.837734]  ? bpf_test_init.isra.10+0x70/0x100
[  368.842417]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  368.847196]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  368.852047]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  368.857591]  ? fput+0x130/0x1a0
[  368.860884]  ? __bpf_prog_get+0x9b/0x290
[  368.864955]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  368.869803]  ? bpf_prog_test_run+0x130/0x1a0
[  368.874229]  ? __x64_sys_bpf+0x3d8/0x520
[  368.878301]  ? bpf_prog_get+0x20/0x20
[  368.882143]  ? do_syscall_64+0x1b9/0x820
[  368.886219]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  368.891592]  ? syscall_return_slowpath+0x5e0/0x5e0
[  368.896533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.901384]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.906414]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  368.911441]  ? prepare_exit_to_usermode+0x291/0x3b0
[  368.916500]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.921374]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  368.926797] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  368.926866] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  368.932993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  368.933002] Call Trace:
[  368.939574] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  368.948882]  <IRQ>
[  368.951459] syz-executor4 cpuset=syz4 mems_allowed=0
[  368.961946]  dump_stack+0x244/0x39d
[  368.972827]  ? dump_stack_print_info.cold.1+0x20/0x20
[  368.978037]  warn_alloc.cold.116+0xb7/0x1bd
[  368.982372]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.987229]  ? lock_downgrade+0x900/0x900
[  368.991398]  ? trace_hardirqs_off+0xb8/0x310
[  368.995820]  ? trace_hardirqs_off+0xb8/0x310
[  369.000245]  __alloc_pages_slowpath+0x26e8/0x2e10
[  369.005146]  ? warn_alloc+0x120/0x120
[  369.008964]  ? warn_alloc+0x120/0x120
[  369.012775]  ? warn_alloc+0x120/0x120
[  369.016585]  ? print_usage_bug+0xc0/0xc0
[  369.020684]  ? print_usage_bug+0xc0/0xc0
[  369.024767]  ? mark_held_locks+0x130/0x130
[  369.029020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.034566]  ? should_fail+0x22d/0xd01
[  369.038482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.043609]  ? __lock_acquire+0x62f/0x4c20
[  369.047861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.052973]  ? __lock_acquire+0x62f/0x4c20
[  369.057216]  ? should_fail+0x22d/0xd01
[  369.061139]  ? mark_held_locks+0x130/0x130
[  369.065393]  ? mark_held_locks+0x130/0x130
[  369.069635]  ? zap_class+0x640/0x640
[  369.073360]  ? zap_class+0x640/0x640
[  369.077082]  ? check_preemption_disabled+0x48/0x280
[  369.082150]  ? zap_class+0x640/0x640
[  369.085872]  ? print_usage_bug+0xc0/0xc0
[  369.089944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.095496]  ? check_preemption_disabled+0x48/0x280
[  369.100534]  ? __lock_is_held+0xb5/0x140
[  369.104610]  __alloc_pages_nodemask+0xa80/0xde0
[  369.109290]  ? zap_class+0x640/0x640
[  369.113015]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  369.118054]  ? find_held_lock+0x36/0x1c0
[  369.122148]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.126828]  ? lock_downgrade+0x900/0x900
[  369.130992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.136541]  cache_grow_begin+0xa5/0x8c0
[  369.140622]  ? do_raw_spin_unlock+0xa7/0x330
[  369.145060]  fallback_alloc+0x204/0x2e0
[  369.149053]  ____cache_alloc_node+0x1c7/0x1e0
[  369.153574]  kmem_cache_alloc_node+0xe3/0x730
[  369.158089]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.162362]  __alloc_skb+0x119/0x770
[  369.166131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.171428]  ? netdev_alloc_frag+0x1f0/0x1f0
[  369.175846]  ? lock_downgrade+0x900/0x900
[  369.180007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.185557]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.191052]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.196561]  ? addrconf_rs_timer+0x690/0x690
[  369.200989]  ndisc_alloc_skb+0x144/0x340
[  369.205063]  ndisc_send_rs+0x331/0x6e0
[  369.208963]  addrconf_rs_timer+0x314/0x690
[  369.213217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.217469]  call_timer_fn+0x272/0x920
[  369.221365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.225610]  ? process_timeout+0x40/0x40
[  369.229689]  ? mark_held_locks+0xc7/0x130
[  369.233847]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.238348]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.242847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.247091]  ? lockdep_hardirqs_on+0x296/0x5b0
[  369.251712]  ? trace_hardirqs_on+0xbd/0x310
[  369.256043]  ? kasan_check_read+0x11/0x20
[  369.260197]  ? __run_timers+0x7da/0xc70
[  369.264199]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.269460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.273700]  __run_timers+0x7e5/0xc70
[  369.277518]  ? timer_fixup_init+0x70/0x70
[  369.281677]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  369.286702]  ? zap_class+0x640/0x640
[  369.290429]  ? print_usage_bug+0xc0/0xc0
[  369.294501]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  369.299706]  ? find_held_lock+0x36/0x1c0
[  369.303779]  ? zap_class+0x640/0x640
[  369.307507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.313053]  ? check_preemption_disabled+0x48/0x280
[  369.318092]  ? __lock_is_held+0xb5/0x140
[  369.322186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.327746]  ? check_preemption_disabled+0x48/0x280
[  369.332775]  run_timer_softirq+0x52/0xb0
[  369.336843]  ? rcu_read_lock_sched_held+0x14f/0x180
[  369.341869]  __do_softirq+0x308/0xb7e
[  369.345712]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  369.350217]  ? lock_downgrade+0x900/0x900
[  369.354380]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  369.359497]  ? pvclock_read_flags+0x160/0x160
[  369.364002]  ? lapic_next_event+0x5a/0x90
[  369.368160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.373711]  ? kvm_clock_read+0x18/0x30
[  369.377695]  ? kvm_sched_clock_read+0x9/0x20
[  369.382132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.387679]  ? check_preemption_disabled+0x48/0x280
[  369.392733]  irq_exit+0x17f/0x1c0
[  369.396200]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.401050]  ? smp_reschedule_interrupt+0x109/0x650
[  369.406074]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.411986]  ? interrupt_entry+0xb5/0xc0
[  369.416056]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.421077]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.426145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.430999]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.436021]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.441058]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.445918]  apic_timer_interrupt+0xf/0x20
[  369.450154]  </IRQ>
[  369.452406] RIP: 0010:dump_stack+0x358/0x39d
[  369.456865] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  369.475772] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  369.483488] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  369.490765] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  369.498042] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  369.505318] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  369.512591] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  369.519884]  ? dump_stack+0x34f/0x39d
[  369.523764]  ? dump_stack_print_info.cold.1+0x20/0x20
[  369.528969]  ? mark_held_locks+0x130/0x130
[  369.533215]  ? mark_held_locks+0x130/0x130
[  369.537468]  dump_header+0x27b/0xf72
[  369.541210]  ? pagefault_out_of_memory+0x197/0x197
[  369.546187]  ? __lock_acquire+0x62f/0x4c20
[  369.550435]  ? percpu_ref_get_many+0x240/0x240
[  369.555028]  ? print_usage_bug+0xc0/0xc0
[  369.559130]  ? zap_class+0x640/0x640
[  369.562856]  ? print_usage_bug+0xc0/0xc0
[  369.566928]  ? print_usage_bug+0xc0/0xc0
[  369.571002]  ? zap_class+0x640/0x640
[  369.574729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.580281]  ? find_held_lock+0x36/0x1c0
[  369.584465]  ? mark_held_locks+0xc7/0x130
[  369.588640]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  369.593751]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  369.598863]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  369.603457]  ? trace_hardirqs_on+0xbd/0x310
[  369.607789]  ? kasan_check_read+0x11/0x20
[  369.611942]  ? ___ratelimit+0x3b4/0x672
[  369.615925]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.621037]  ? trace_hardirqs_on+0x310/0x310
[  369.625637]  ? lock_downgrade+0x900/0x900
[  369.629799]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  369.634910]  ? ___ratelimit+0x3b9/0x672
[  369.638892]  ? idr_get_free+0xf70/0xf70
[  369.642876]  ? find_held_lock+0x36/0x1c0
[  369.646953]  oom_kill_process.cold.27+0x10/0x903
[  369.651719]  ? zap_class+0x640/0x640
[  369.655441]  ? check_preemption_disabled+0x48/0x280
[  369.660469]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  369.665419]  ? kasan_check_read+0x11/0x20
[  369.669575]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.674865]  ? oom_evaluate_task+0x540/0x540
[  369.679287]  ? find_held_lock+0x36/0x1c0
[  369.683366]  ? out_of_memory+0x974/0x1430
[  369.687527]  ? lock_downgrade+0x900/0x900
[  369.691682]  ? check_preemption_disabled+0x48/0x280
[  369.696707]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  369.701644]  ? kasan_check_read+0x11/0x20
[  369.705801]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.711087]  ? rcu_softirq_qs+0x20/0x20
[  369.715091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.720652]  ? oom_evaluate_task+0x302/0x540
[  369.725072]  out_of_memory+0xa84/0x1430
[  369.729082]  ? oom_killer_disable+0x3a0/0x3a0
[  369.733607]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  369.738550]  ? __ww_mutex_check_waiters+0x160/0x160
[  369.743584]  __alloc_pages_slowpath+0x2354/0x2e10
[  369.748462]  ? warn_alloc+0x120/0x120
[  369.752271]  ? mark_held_locks+0x130/0x130
[  369.756519]  ? find_get_entry+0xaae/0x1120
[  369.760774]  ? filemap_map_pages+0x1a20/0x1a20
[  369.765368]  ? zap_class+0x640/0x640
[  369.769096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.774665]  ? check_preemption_disabled+0x48/0x280
[  369.779689]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.785234]  ? should_fail+0x22d/0xd01
[  369.789159]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.794276]  ? zap_class+0x640/0x640
[  369.798019]  ? __lock_is_held+0xb5/0x140
[  369.802096]  ? mark_held_locks+0x130/0x130
[  369.806368]  ? lock_release+0xa00/0xa00
[  369.810350]  ? perf_trace_sched_process_exec+0x860/0x860
[  369.815807]  ? xa_load+0x2ba/0x460
[  369.819357]  ? lock_downgrade+0x900/0x900
[  369.823518]  ? __might_sleep+0x95/0x190
[  369.827506]  __alloc_pages_nodemask+0xa80/0xde0
[  369.832193]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  369.837218]  ? __page_cache_alloc+0x191/0x5c0
[  369.841724]  ? xa_load+0x2e1/0x460
[  369.845290]  ? xa_clear_mark+0x40/0x40
[  369.849190]  ? zap_class+0x640/0x640
[  369.852920]  ? zap_class+0x640/0x640
[  369.856639]  ? zap_class+0x640/0x640
[  369.860363]  ? __do_page_cache_readahead+0x663/0x810
[  369.865478]  ? find_held_lock+0x36/0x1c0
[  369.869551]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  369.875118]  alloc_pages_current+0x173/0x350
[  369.879545]  __page_cache_alloc+0x38c/0x5c0
[  369.883873]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  369.888807]  ? kasan_check_read+0x11/0x20
[  369.892961]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.898249]  ? generic_perform_write+0x6a0/0x6a0
[  369.903017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.908566]  ? check_preemption_disabled+0x48/0x280
[  369.913597]  filemap_fault+0x1595/0x25f0
[  369.917692]  ? __lock_page_or_retry+0xa00/0xa00
[  369.922371]  ? mark_held_locks+0x130/0x130
[  369.926625]  ? filemap_map_pages+0xd6b/0x1a20
[  369.931149]  ? lock_downgrade+0x900/0x900
[  369.935308]  ? check_preemption_disabled+0x48/0x280
[  369.940335]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  369.945270]  ? kasan_check_read+0x11/0x20
[  369.949425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.954796]  ? rcu_softirq_qs+0x20/0x20
[  369.958790]  ? filemap_map_pages+0xd92/0x1a20
[  369.963297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.968854]  ? find_get_entries_tag+0x1400/0x1400
[  369.973715]  ? __lock_acquire+0x62f/0x4c20
[  369.977972]  ? lock_acquire+0x1ed/0x520
[  369.981953]  ? ext4_filemap_fault+0x7a/0xad
[  369.986289]  ? lock_release+0xa00/0xa00
[  369.990270]  ? perf_trace_sched_process_exec+0x860/0x860
[  369.995730]  ? print_usage_bug+0xc0/0xc0
[  369.999800]  ? print_usage_bug+0xc0/0xc0
[  370.003881]  ? down_read+0x8d/0x120
[  370.007516]  ? ext4_filemap_fault+0x7a/0xad
[  370.011847]  ? __down_interruptible+0x700/0x700
[  370.016540]  ext4_filemap_fault+0x82/0xad
[  370.020700]  __do_fault+0x100/0x6b0
[  370.024340]  ? pmd_devmap_trans_unstable+0x220/0x220
[  370.029453]  ? mark_held_locks+0x130/0x130
[  370.033696]  ? mark_held_locks+0x130/0x130
[  370.037937]  ? find_held_lock+0x36/0x1c0
[  370.042013]  ? find_held_lock+0x36/0x1c0
[  370.046086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.051657]  __handle_mm_fault+0x3ea0/0x5be0
[  370.056075]  ? poll_select_copy_remaining+0x18c/0x6a0
[  370.061296]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  370.066167]  ? __might_fault+0x12b/0x1e0
[  370.070236]  ? lock_downgrade+0x900/0x900
[  370.074402]  ? zap_class+0x640/0x640
[  370.078142]  ? zap_class+0x640/0x640
[  370.081870]  ? find_held_lock+0x36/0x1c0
[  370.085949]  ? handle_mm_fault+0x42a/0xc70
[  370.090198]  ? lock_downgrade+0x900/0x900
[  370.094354]  ? check_preemption_disabled+0x48/0x280
[  370.099379]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.104316]  ? kasan_check_read+0x11/0x20
[  370.108469]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.113757]  ? rcu_softirq_qs+0x20/0x20
[  370.117739]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.122853]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.128399]  ? check_preemption_disabled+0x48/0x280
[  370.133434]  handle_mm_fault+0x54f/0xc70
[  370.137504]  ? __handle_mm_fault+0x5be0/0x5be0
[  370.142117]  ? find_vma+0x34/0x190
[  370.145682]  __do_page_fault+0x5e8/0xe60
[  370.149777]  ? trace_hardirqs_off+0xb8/0x310
[  370.154206]  do_page_fault+0xf2/0x7e0
[  370.158017]  ? vmalloc_sync_all+0x30/0x30
[  370.162175]  ? error_entry+0x70/0xd0
[  370.165897]  ? trace_hardirqs_off_caller+0xbb/0x310
[  370.170918]  ? trace_hardirqs_on_caller+0xc0/0x310
[  370.175854]  ? syscall_return_slowpath+0x5e0/0x5e0
[  370.180860]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.185715]  ? trace_hardirqs_on_caller+0x310/0x310
[  370.190737]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.196201]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  370.201231]  ? prepare_exit_to_usermode+0x291/0x3b0
[  370.206252]  ? page_fault+0x8/0x30
[  370.209803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.214654]  ? page_fault+0x8/0x30
[  370.218205]  page_fault+0x1e/0x30
[  370.221668] RIP: 0033:0x7f00c9250dd3
[  370.225399] Code: Bad RIP value.
[  370.228770] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  370.234150] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  370.241427] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  370.248748] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  370.256025] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  370.263297] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  370.270592] warn_alloc_show_mem: 1 callbacks suppressed
[  370.270603] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  370.270605] Mem-Info:
[  370.270637] active_anon:48257 inactive_anon:195 isolated_anon:0
[  370.270637]  active_file:14 inactive_file:11 isolated_file:0
[  370.270637]  unevictable:0 dirty:0 writeback:0 unstable:0
[  370.270637]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  370.270637]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  370.270637]  free:13718 free_pcp:175 free_cma:0
[  370.275986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.283275] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  370.285684] Call Trace:
[  370.318579] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  370.327941]  <IRQ>
[  370.355427] lowmem_reserve[]: 0 2818 6321 6321
[  370.358015]  dump_stack+0x244/0x39d
[  370.384132] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  370.386292]  ? dump_stack_print_info.cold.1+0x20/0x20
[  370.390849] lowmem_reserve[]: 0 0 3503 3503
[  370.394500]  warn_alloc.cold.116+0xb7/0x1bd
[  370.421972] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  370.427171]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.431477] lowmem_reserve[]: 0 0 0 0
[  370.435805]  ? lock_downgrade+0x900/0x900
[  370.464672] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  370.469532]  ? trace_hardirqs_off+0xb8/0x310
[  370.473310] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  370.477465]  ? trace_hardirqs_off+0xb8/0x310
[  370.491467] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  370.495889]  __alloc_pages_slowpath+0x26e8/0x2e10
[  370.511044] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  370.515471]  ? warn_alloc+0x120/0x120
[  370.530526] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  370.535363]  ? print_usage_bug+0xc0/0xc0
[  370.544227] 269 total pagecache pages
[  370.548030]  ? warn_alloc+0x120/0x120
[  370.556598] 0 pages in swap cache
[  370.560656]  ? warn_alloc+0x120/0x120
[  370.564472] Swap cache stats: add 0, delete 0, find 0/0
[  370.568270]  ? print_usage_bug+0xc0/0xc0
[  370.571704] Free swap  = 0kB
[  370.575504]  ? kvm_clock_read+0x18/0x30
[  370.580846] Total swap = 0kB
[  370.584911]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  370.587917] 1965979 pages RAM
[  370.591893]  ? print_usage_bug+0xc0/0xc0
[  370.594893] 0 pages HighMem/MovableOnly
[  370.599907]  ? __lock_acquire+0x62f/0x4c20
[  370.602994] 342853 pages reserved
[  370.607053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.611008] 0 pages cma reserved
[  370.615244]  ? should_fail+0x22d/0xd01
[  370.618739] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  370.624210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.624229]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.624246]  ? __lock_acquire+0x62f/0x4c20
[  370.627658] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  370.631487]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.637964] init cpuset=/ mems_allowed=0
[  370.643241]  ? __lock_acquire+0x62f/0x4c20
[  370.675630]  ? should_fail+0x22d/0xd01
[  370.679521]  ? rcu_irq_exit+0x1a2/0x390
[  370.683514]  ? mark_held_locks+0x130/0x130
[  370.687763]  ? mark_held_locks+0x130/0x130
[  370.692010]  ? mark_held_locks+0xc7/0x130
[  370.696176]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  370.701203]  ? zap_class+0x640/0x640
[  370.704924]  ? print_usage_bug+0xc0/0xc0
[  370.708997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.714545]  ? check_preemption_disabled+0x48/0x280
[  370.719577]  ? __lock_is_held+0xb5/0x140
[  370.723654]  __alloc_pages_nodemask+0xa80/0xde0
[  370.728329]  ? zap_class+0x640/0x640
[  370.732056]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  370.737093]  ? find_held_lock+0x36/0x1c0
[  370.741196]  ? ____cache_alloc_node+0x1c7/0x1e0
[  370.745876]  ? lock_downgrade+0x900/0x900
[  370.750042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.755595]  cache_grow_begin+0xa5/0x8c0
[  370.759667]  ? do_raw_spin_unlock+0xa7/0x330
[  370.764094]  fallback_alloc+0x204/0x2e0
[  370.768120]  ____cache_alloc_node+0x1c7/0x1e0
[  370.772639]  kmem_cache_alloc_node+0xe3/0x730
[  370.777158]  ? ipv6_get_ifaddr+0x42e/0x620
[  370.781411]  __alloc_skb+0x119/0x770
[  370.785151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.790442]  ? netdev_alloc_frag+0x1f0/0x1f0
[  370.794859]  ? lock_downgrade+0x900/0x900
[  370.799022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.804565]  ? refcount_sub_and_test_checked+0x203/0x310
[  370.810029]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  370.815487]  ? addrconf_rs_timer+0x690/0x690
[  370.819917]  ndisc_alloc_skb+0x144/0x340
[  370.823993]  ndisc_send_rs+0x331/0x6e0
[  370.827897]  addrconf_rs_timer+0x314/0x690
[  370.832160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.836415]  call_timer_fn+0x272/0x920
[  370.840312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.844553]  ? process_timeout+0x40/0x40
[  370.848638]  ? __run_timers+0x7da/0xc70
[  370.852631]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.857148]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.861657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.865902]  ? lockdep_hardirqs_on+0x296/0x5b0
[  370.870494]  ? trace_hardirqs_on+0xbd/0x310
[  370.874824]  ? kasan_check_read+0x11/0x20
[  370.878978]  ? __run_timers+0x7da/0xc70
[  370.882966]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.888081]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.892342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.896585]  __run_timers+0x7e5/0xc70
[  370.900402]  ? timer_fixup_init+0x70/0x70
[  370.904560]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  370.909593]  ? zap_class+0x640/0x640
[  370.913325]  ? enqueue_hrtimer+0x1a5/0x560
[  370.917571]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  370.922780]  ? find_held_lock+0x36/0x1c0
[  370.926858]  ? zap_class+0x640/0x640
[  370.930586]  ? pvclock_read_flags+0x160/0x160
[  370.935088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.940653]  ? check_preemption_disabled+0x48/0x280
[  370.945690]  ? __lock_is_held+0xb5/0x140
[  370.949759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.955306]  ? check_preemption_disabled+0x48/0x280
[  370.960336]  run_timer_softirq+0x52/0xb0
[  370.964403]  ? rcu_read_lock_sched_held+0x14f/0x180
[  370.969428]  __do_softirq+0x308/0xb7e
[  370.973240]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  370.977744]  ? lock_downgrade+0x900/0x900
[  370.981903]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  370.987024]  ? pvclock_read_flags+0x160/0x160
[  370.991529]  ? lapic_next_event+0x5a/0x90
[  370.995686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.001238]  ? kvm_clock_read+0x18/0x30
[  371.005223]  ? kvm_sched_clock_read+0x9/0x20
[  371.009646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.015195]  ? check_preemption_disabled+0x48/0x280
[  371.020231]  irq_exit+0x17f/0x1c0
[  371.023693]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.028562]  ? smp_reschedule_interrupt+0x109/0x650
[  371.033587]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.039482]  ? interrupt_entry+0xb5/0xc0
[  371.043551]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.048589]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.053616]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.058475]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.063502]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.068540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.073398]  apic_timer_interrupt+0xf/0x20
[  371.077638]  </IRQ>
[  371.079886] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  371.085782] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  371.104690] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  371.112403] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  371.119677] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  371.126951] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  371.134226] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  371.141501] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  371.148805]  ? save_stack+0xa9/0xd0
[  371.152450]  __kmalloc_node_track_caller+0x3c/0x70
[  371.157437]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  371.162210]  pskb_expand_head+0x230/0x10f0
[  371.166491]  ? check_preemption_disabled+0x48/0x280
[  371.171531]  ? memcpy+0x45/0x50
[  371.174824]  ? __copy_skb_header+0x350/0x6b0
[  371.179246]  ? skb_release_data+0x880/0x880
[  371.183578]  ? __alloc_skb+0x770/0x770
[  371.187512]  ? __lock_is_held+0xb5/0x140
[  371.191590]  ? kasan_check_write+0x14/0x20
[  371.195833]  ? __skb_clone+0x6c7/0xa00
[  371.199733]  ? __copy_skb_header+0x6b0/0x6b0
[  371.204159]  ? kmem_cache_alloc+0x33a/0x730
[  371.208500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.214051]  skb_ensure_writable+0x3dd/0x640
[  371.218472]  ? skb_checksum_setup+0xaa0/0xaa0
[  371.222978]  ? preempt_notifier_register+0x200/0x200
[  371.228085]  ? __switch_to_asm+0x34/0x70
[  371.232173]  ? __switch_to_asm+0x34/0x70
[  371.236243]  ? __switch_to_asm+0x40/0x70
[  371.240310]  ? __switch_to_asm+0x34/0x70
[  371.244378]  ? __switch_to_asm+0x40/0x70
[  371.248448]  ? __switch_to_asm+0x40/0x70
[  371.252514]  ? __switch_to_asm+0x34/0x70
[  371.256597]  ? __switch_to_asm+0x34/0x70
[  371.260666]  ? __switch_to_asm+0x40/0x70
[  371.264732]  ? __switch_to_asm+0x34/0x70
[  371.268809]  bpf_clone_redirect+0x14a/0x490
[  371.273158]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  371.278191]  ? __sched_text_start+0x8/0x8
[  371.282347]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  371.287137]  ? find_held_lock+0x36/0x1c0
[  371.291219]  ? lock_acquire+0x1ed/0x520
[  371.295206]  ? bpf_test_run+0x3cb/0x780
[  371.299192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.304758]  ? check_preemption_disabled+0x48/0x280
[  371.309802]  ? kasan_check_read+0x11/0x20
[  371.313958]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.319242]  ? rcu_softirq_qs+0x20/0x20
[  371.323229]  ? preempt_schedule+0x4d/0x60
[  371.327390]  ? ___preempt_schedule+0x16/0x18
[  371.331812]  ? bpf_test_run+0x25d/0x780
[  371.335807]  ? netlink_diag_dump+0x2a0/0x2a0
[  371.340227]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.345771]  ? bpf_test_init.isra.10+0x70/0x100
[  371.350454]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  371.355231]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  371.360081]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  371.365645]  ? fput+0x130/0x1a0
[  371.368937]  ? __bpf_prog_get+0x9b/0x290
[  371.373010]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  371.377860]  ? bpf_prog_test_run+0x130/0x1a0
[  371.382281]  ? __x64_sys_bpf+0x3d8/0x520
[  371.386352]  ? bpf_prog_get+0x20/0x20
[  371.390193]  ? do_syscall_64+0x1b9/0x820
[  371.394263]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  371.399641]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.404578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.409436]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.414462]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.419491]  ? prepare_exit_to_usermode+0x291/0x3b0
[  371.424520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.429380]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  371.434770] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  371.434831] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.440936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.440946] Call Trace:
[  371.447515] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.456882]  <IRQ>
[  371.459461] syz-executor4 cpuset=syz4 mems_allowed=0
[  371.469945]  dump_stack+0x244/0x39d
[  371.480798]  ? dump_stack_print_info.cold.1+0x20/0x20
[  371.486008]  warn_alloc.cold.116+0xb7/0x1bd
[  371.490338]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.495196]  ? lock_downgrade+0x900/0x900
[  371.499362]  ? trace_hardirqs_off+0xb8/0x310
[  371.503787]  ? trace_hardirqs_off+0xb8/0x310
[  371.508215]  __alloc_pages_slowpath+0x26e8/0x2e10
[  371.513094]  ? warn_alloc+0x120/0x120
[  371.516927]  ? print_usage_bug+0xc0/0xc0
[  371.521001]  ? warn_alloc+0x120/0x120
[  371.524815]  ? warn_alloc+0x120/0x120
[  371.528625]  ? print_usage_bug+0xc0/0xc0
[  371.532802]  ? print_usage_bug+0xc0/0xc0
[  371.536874]  ? __lock_acquire+0x62f/0x4c20
[  371.541143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.546744]  ? should_fail+0x22d/0xd01
[  371.550651]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.555770]  ? __lock_acquire+0x62f/0x4c20
[  371.560020]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.565149]  ? __lock_acquire+0x62f/0x4c20
[  371.569392]  ? should_fail+0x22d/0xd01
[  371.573290]  ? find_held_lock+0x36/0x1c0
[  371.577368]  ? mark_held_locks+0x130/0x130
[  371.581614]  ? mark_held_locks+0x130/0x130
[  371.585851]  ? zap_class+0x640/0x640
[  371.589576]  ? zap_class+0x640/0x640
[  371.593301]  ? print_usage_bug+0xc0/0xc0
[  371.597367]  ? do_raw_spin_unlock+0xa7/0x330
[  371.601783]  ? zap_class+0x640/0x640
[  371.605503]  ? print_usage_bug+0xc0/0xc0
[  371.609584]  ? wq_watchdog_touch+0x9c/0xfe
[  371.613828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.619373]  ? check_preemption_disabled+0x48/0x280
[  371.624591]  ? __lock_is_held+0xb5/0x140
[  371.628670]  __alloc_pages_nodemask+0xa80/0xde0
[  371.633345]  ? zap_class+0x640/0x640
[  371.637076]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  371.642145]  ? find_held_lock+0x36/0x1c0
[  371.646225]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.650903]  ? lock_downgrade+0x900/0x900
[  371.655066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.660619]  cache_grow_begin+0xa5/0x8c0
[  371.664687]  ? do_raw_spin_unlock+0xa7/0x330
[  371.669135]  fallback_alloc+0x204/0x2e0
[  371.673149]  ____cache_alloc_node+0x1c7/0x1e0
[  371.677666]  kmem_cache_alloc_node+0xe3/0x730
[  371.682178]  ? ipv6_get_ifaddr+0x42e/0x620
[  371.686430]  __alloc_skb+0x119/0x770
[  371.690181]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.695474]  ? netdev_alloc_frag+0x1f0/0x1f0
[  371.699894]  ? lock_downgrade+0x900/0x900
[  371.704057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.709602]  ? refcount_sub_and_test_checked+0x203/0x310
[  371.715063]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  371.720524]  ? addrconf_rs_timer+0x690/0x690
[  371.724953]  ndisc_alloc_skb+0x144/0x340
[  371.729027]  ndisc_send_rs+0x331/0x6e0
[  371.732926]  addrconf_rs_timer+0x314/0x690
[  371.737178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.741432]  call_timer_fn+0x272/0x920
[  371.745327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.749568]  ? process_timeout+0x40/0x40
[  371.753664]  ? mark_held_locks+0xc7/0x130
[  371.757819]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.762319]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.766820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.771062]  ? lockdep_hardirqs_on+0x296/0x5b0
[  371.775655]  ? trace_hardirqs_on+0xbd/0x310
[  371.779982]  ? kasan_check_read+0x11/0x20
[  371.784157]  ? __run_timers+0x7da/0xc70
[  371.788156]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.793279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.797525]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.801767]  __run_timers+0x7e5/0xc70
[  371.805589]  ? timer_fixup_init+0x70/0x70
[  371.809745]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  371.814769]  ? zap_class+0x640/0x640
[  371.818494]  ? print_usage_bug+0xc0/0xc0
[  371.822562]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  371.827770]  ? find_held_lock+0x36/0x1c0
[  371.831848]  ? zap_class+0x640/0x640
[  371.835580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.841150]  ? check_preemption_disabled+0x48/0x280
[  371.846185]  ? __lock_is_held+0xb5/0x140
[  371.850254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.855799]  ? check_preemption_disabled+0x48/0x280
[  371.860832]  run_timer_softirq+0x52/0xb0
[  371.864902]  ? rcu_read_lock_sched_held+0x14f/0x180
[  371.869925]  __do_softirq+0x308/0xb7e
[  371.873737]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  371.878243]  ? lock_downgrade+0x900/0x900
[  371.882402]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  371.887536]  ? pvclock_read_flags+0x160/0x160
[  371.892040]  ? lapic_next_event+0x5a/0x90
[  371.896201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.901751]  ? kvm_clock_read+0x18/0x30
[  371.905765]  ? kvm_sched_clock_read+0x9/0x20
[  371.910184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.915733]  ? check_preemption_disabled+0x48/0x280
[  371.920768]  irq_exit+0x17f/0x1c0
[  371.924230]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.929081]  ? smp_reschedule_interrupt+0x109/0x650
[  371.934142]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.940033]  ? interrupt_entry+0xb5/0xc0
[  371.944102]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.949179]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.954208]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.959061]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.964084]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.969165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.974025]  apic_timer_interrupt+0xf/0x20
[  371.978258]  </IRQ>
[  371.980503] RIP: 0010:dump_stack+0x358/0x39d
[  371.984921] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  372.003826] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  372.011586] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  372.018860] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  372.026153] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  372.033429] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  372.040701] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  372.048007]  ? dump_stack+0x34f/0x39d
[  372.051829]  ? dump_stack_print_info.cold.1+0x20/0x20
[  372.057033]  ? mark_held_locks+0x130/0x130
[  372.061276]  ? mark_held_locks+0x130/0x130
[  372.065522]  dump_header+0x27b/0xf72
[  372.069260]  ? pagefault_out_of_memory+0x197/0x197
[  372.074207]  ? __lock_acquire+0x62f/0x4c20
[  372.078450]  ? percpu_ref_get_many+0x240/0x240
[  372.083043]  ? print_usage_bug+0xc0/0xc0
[  372.087138]  ? zap_class+0x640/0x640
[  372.090868]  ? print_usage_bug+0xc0/0xc0
[  372.094935]  ? print_usage_bug+0xc0/0xc0
[  372.099009]  ? zap_class+0x640/0x640
[  372.102746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.108297]  ? find_held_lock+0x36/0x1c0
[  372.112382]  ? mark_held_locks+0xc7/0x130
[  372.116541]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  372.121651]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  372.126765]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  372.131357]  ? trace_hardirqs_on+0xbd/0x310
[  372.135686]  ? kasan_check_read+0x11/0x20
[  372.139839]  ? ___ratelimit+0x3b4/0x672
[  372.143822]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.148934]  ? trace_hardirqs_on+0x310/0x310
[  372.153356]  ? lock_downgrade+0x900/0x900
[  372.157515]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  372.162627]  ? ___ratelimit+0x3b9/0x672
[  372.166612]  ? idr_get_free+0xf70/0xf70
[  372.170593]  ? find_held_lock+0x36/0x1c0
[  372.174674]  oom_kill_process.cold.27+0x10/0x903
[  372.179440]  ? zap_class+0x640/0x640
[  372.183176]  ? check_preemption_disabled+0x48/0x280
[  372.188208]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.193177]  ? kasan_check_read+0x11/0x20
[  372.197333]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.202623]  ? oom_evaluate_task+0x540/0x540
[  372.207044]  ? find_held_lock+0x36/0x1c0
[  372.211141]  ? out_of_memory+0x974/0x1430
[  372.215304]  ? lock_downgrade+0x900/0x900
[  372.219463]  ? check_preemption_disabled+0x48/0x280
[  372.224490]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.229430]  ? kasan_check_read+0x11/0x20
[  372.233584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.238868]  ? rcu_softirq_qs+0x20/0x20
[  372.242855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.248398]  ? oom_evaluate_task+0x302/0x540
[  372.252820]  out_of_memory+0xa84/0x1430
[  372.256811]  ? oom_killer_disable+0x3a0/0x3a0
[  372.261315]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  372.266257]  ? __ww_mutex_check_waiters+0x160/0x160
[  372.271297]  __alloc_pages_slowpath+0x2354/0x2e10
[  372.276187]  ? warn_alloc+0x120/0x120
[  372.279997]  ? mark_held_locks+0x130/0x130
[  372.284246]  ? find_get_entry+0xaae/0x1120
[  372.288501]  ? filemap_map_pages+0x1a20/0x1a20
[  372.293097]  ? zap_class+0x640/0x640
[  372.296850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.302398]  ? check_preemption_disabled+0x48/0x280
[  372.307426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.312970]  ? should_fail+0x22d/0xd01
[  372.316874]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.321989]  ? zap_class+0x640/0x640
[  372.325739]  ? __lock_is_held+0xb5/0x140
[  372.329818]  ? mark_held_locks+0x130/0x130
[  372.334064]  ? lock_release+0xa00/0xa00
[  372.338046]  ? perf_trace_sched_process_exec+0x860/0x860
[  372.343505]  ? xa_load+0x2ba/0x460
[  372.347057]  ? lock_downgrade+0x900/0x900
[  372.351217]  ? __might_sleep+0x95/0x190
[  372.355210]  __alloc_pages_nodemask+0xa80/0xde0
[  372.359948]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  372.364973]  ? __page_cache_alloc+0x191/0x5c0
[  372.369475]  ? xa_load+0x2e1/0x460
[  372.373025]  ? xa_clear_mark+0x40/0x40
[  372.376924]  ? zap_class+0x640/0x640
[  372.380652]  ? zap_class+0x640/0x640
[  372.384374]  ? zap_class+0x640/0x640
[  372.388096]  ? __do_page_cache_readahead+0x663/0x810
[  372.393235]  ? find_held_lock+0x36/0x1c0
[  372.397312]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  372.402866]  alloc_pages_current+0x173/0x350
[  372.407290]  __page_cache_alloc+0x38c/0x5c0
[  372.411616]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.416552]  ? kasan_check_read+0x11/0x20
[  372.420707]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.425993]  ? generic_perform_write+0x6a0/0x6a0
[  372.430763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.436311]  ? check_preemption_disabled+0x48/0x280
[  372.441346]  filemap_fault+0x1595/0x25f0
[  372.445429]  ? __lock_page_or_retry+0xa00/0xa00
[  372.450126]  ? mark_held_locks+0x130/0x130
[  372.454391]  ? filemap_map_pages+0xd6b/0x1a20
[  372.458901]  ? lock_downgrade+0x900/0x900
[  372.463057]  ? check_preemption_disabled+0x48/0x280
[  372.468084]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.473042]  ? kasan_check_read+0x11/0x20
[  372.477199]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.482484]  ? rcu_softirq_qs+0x20/0x20
[  372.486483]  ? filemap_map_pages+0xd92/0x1a20
[  372.491490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.497047]  ? find_get_entries_tag+0x1400/0x1400
[  372.501903]  ? __lock_acquire+0x62f/0x4c20
[  372.506175]  ? lock_acquire+0x1ed/0x520
[  372.510169]  ? ext4_filemap_fault+0x7a/0xad
[  372.514504]  ? lock_release+0xa00/0xa00
[  372.518489]  ? perf_trace_sched_process_exec+0x860/0x860
[  372.523948]  ? print_usage_bug+0xc0/0xc0
[  372.528017]  ? print_usage_bug+0xc0/0xc0
[  372.532101]  ? down_read+0x8d/0x120
[  372.535758]  ? ext4_filemap_fault+0x7a/0xad
[  372.540089]  ? __down_interruptible+0x700/0x700
[  372.544794]  ext4_filemap_fault+0x82/0xad
[  372.548953]  __do_fault+0x100/0x6b0
[  372.552632]  ? pmd_devmap_trans_unstable+0x220/0x220
[  372.557758]  ? mark_held_locks+0x130/0x130
[  372.562001]  ? mark_held_locks+0x130/0x130
[  372.566243]  ? find_held_lock+0x36/0x1c0
[  372.570315]  ? find_held_lock+0x36/0x1c0
[  372.574388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.579937]  __handle_mm_fault+0x3ea0/0x5be0
[  372.584355]  ? poll_select_copy_remaining+0x18c/0x6a0
[  372.589578]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  372.594472]  ? __might_fault+0x12b/0x1e0
[  372.598543]  ? lock_downgrade+0x900/0x900
[  372.602726]  ? zap_class+0x640/0x640
[  372.606446]  ? zap_class+0x640/0x640
[  372.610174]  ? find_held_lock+0x36/0x1c0
[  372.614257]  ? handle_mm_fault+0x42a/0xc70
[  372.618502]  ? lock_downgrade+0x900/0x900
[  372.622658]  ? check_preemption_disabled+0x48/0x280
[  372.627685]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.632631]  ? kasan_check_read+0x11/0x20
[  372.636792]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.642074]  ? rcu_softirq_qs+0x20/0x20
[  372.646070]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.651187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.656732]  ? check_preemption_disabled+0x48/0x280
[  372.661762]  handle_mm_fault+0x54f/0xc70
[  372.665837]  ? __handle_mm_fault+0x5be0/0x5be0
[  372.670434]  ? find_vma+0x34/0x190
[  372.673990]  __do_page_fault+0x5e8/0xe60
[  372.678062]  ? trace_hardirqs_off+0xb8/0x310
[  372.682490]  do_page_fault+0xf2/0x7e0
[  372.686301]  ? vmalloc_sync_all+0x30/0x30
[  372.690458]  ? error_entry+0x70/0xd0
[  372.694186]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.699213]  ? trace_hardirqs_on_caller+0xc0/0x310
[  372.704162]  ? syscall_return_slowpath+0x5e0/0x5e0
[  372.709098]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.713975]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.718998]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.724456]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  372.729481]  ? prepare_exit_to_usermode+0x291/0x3b0
[  372.734504]  ? page_fault+0x8/0x30
[  372.738054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.742909]  ? page_fault+0x8/0x30
[  372.746461]  page_fault+0x1e/0x30
[  372.749919] RIP: 0033:0x7f00c9250dd3
[  372.753663] Code: Bad RIP value.
[  372.757031] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  372.762403] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  372.769676] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  372.776949] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  372.784223] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  372.791496] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  372.798790] warn_alloc_show_mem: 1 callbacks suppressed
[  372.798802] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  372.798804] Mem-Info:
[  372.798837] active_anon:48257 inactive_anon:195 isolated_anon:0
[  372.798837]  active_file:14 inactive_file:11 isolated_file:0
[  372.798837]  unevictable:0 dirty:0 writeback:0 unstable:0
[  372.798837]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  372.798837]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  372.798837]  free:13718 free_pcp:175 free_cma:0
[  372.804179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.811464] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  372.813873] Call Trace:
[  372.846744] 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
[  372.856092]  <IRQ>
[  372.883598] lowmem_reserve[]: 0 2818 6321 6321
[  372.886187]  dump_stack+0x244/0x39d
[  372.912277] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  372.914431]  ? dump_stack_print_info.cold.1+0x20/0x20
[  372.918993] lowmem_reserve[]: 0 0 3503 3503
[  372.922633]  warn_alloc.cold.116+0xb7/0x1bd
[  372.950101] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  372.955308]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.959609] lowmem_reserve[]: 0 0 0 0
[  372.963935]  ? lock_downgrade+0x900/0x900
[  372.992802] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  372.997655]  ? trace_hardirqs_off+0xb8/0x310
[  373.001440] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  373.005587]  ? trace_hardirqs_off+0xb8/0x310
[  373.019088] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  373.023523]  __alloc_pages_slowpath+0x26e8/0x2e10
[  373.038680] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  373.043102]  ? warn_alloc+0x120/0x120
[  373.058167] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  373.063006]  ? print_usage_bug+0xc0/0xc0
[  373.071826] 269 total pagecache pages
[  373.075624]  ? warn_alloc+0x120/0x120
[  373.084190] 0 pages in swap cache
[  373.088244]  ? warn_alloc+0x120/0x120
[  373.092028] Swap cache stats: add 0, delete 0, find 0/0
[  373.095822]  ? print_usage_bug+0xc0/0xc0
[  373.099259] Free swap  = 0kB
[  373.103061]  ? kvm_clock_read+0x18/0x30
[  373.108409] Total swap = 0kB
[  373.112471]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  373.115470] 1965979 pages RAM
[  373.119443]  ? print_usage_bug+0xc0/0xc0
[  373.122443] 0 pages HighMem/MovableOnly
[  373.127457]  ? __lock_acquire+0x62f/0x4c20
[  373.130544] 342853 pages reserved
[  373.134609]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.138561] 0 pages cma reserved
[  373.142792]  ? should_fail+0x22d/0xd01
[  373.146285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.151757]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.151776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.155225] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.159036]  ? __lock_acquire+0x62f/0x4c20
[  373.165525] init cpuset=/ mems_allowed=0
[  373.170801]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.198963]  ? __lock_acquire+0x62f/0x4c20
[  373.203205]  ? should_fail+0x22d/0xd01
[  373.207100]  ? rcu_irq_exit+0x1a2/0x390
[  373.211123]  ? mark_held_locks+0x130/0x130
[  373.215372]  ? mark_held_locks+0x130/0x130
[  373.219625]  ? mark_held_locks+0xc7/0x130
[  373.223789]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  373.228811]  ? zap_class+0x640/0x640
[  373.232531]  ? print_usage_bug+0xc0/0xc0
[  373.236607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.242183]  ? check_preemption_disabled+0x48/0x280
[  373.247218]  ? __lock_is_held+0xb5/0x140
[  373.251298]  __alloc_pages_nodemask+0xa80/0xde0
[  373.255976]  ? zap_class+0x640/0x640
[  373.259705]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  373.264742]  ? find_held_lock+0x36/0x1c0
[  373.268826]  ? ____cache_alloc_node+0x1c7/0x1e0
[  373.273509]  ? lock_downgrade+0x900/0x900
[  373.277676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.283233]  cache_grow_begin+0xa5/0x8c0
[  373.287303]  ? do_raw_spin_unlock+0xa7/0x330
[  373.291730]  fallback_alloc+0x204/0x2e0
[  373.295722]  ____cache_alloc_node+0x1c7/0x1e0
[  373.300233]  kmem_cache_alloc_node+0xe3/0x730
[  373.304753]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.309005]  __alloc_skb+0x119/0x770
[  373.312726]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.318015]  ? netdev_alloc_frag+0x1f0/0x1f0
[  373.322437]  ? lock_downgrade+0x900/0x900
[  373.326602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.332159]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.337626]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.343094]  ? addrconf_rs_timer+0x690/0x690
[  373.347538]  ndisc_alloc_skb+0x144/0x340
[  373.351612]  ndisc_send_rs+0x331/0x6e0
[  373.355520]  addrconf_rs_timer+0x314/0x690
[  373.359787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.364042]  call_timer_fn+0x272/0x920
[  373.367937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.372185]  ? process_timeout+0x40/0x40
[  373.376260]  ? __run_timers+0x7da/0xc70
[  373.380244]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.384750]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.389252]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.393496]  ? lockdep_hardirqs_on+0x296/0x5b0
[  373.398092]  ? trace_hardirqs_on+0xbd/0x310
[  373.402434]  ? kasan_check_read+0x11/0x20
[  373.406589]  ? __run_timers+0x7da/0xc70
[  373.410571]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.415691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.419943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.424186]  __run_timers+0x7e5/0xc70
[  373.428003]  ? timer_fixup_init+0x70/0x70
[  373.432167]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  373.437193]  ? zap_class+0x640/0x640
[  373.440919]  ? enqueue_hrtimer+0x1a5/0x560
[  373.445170]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  373.450379]  ? find_held_lock+0x36/0x1c0
[  373.454453]  ? zap_class+0x640/0x640
[  373.458180]  ? pvclock_read_flags+0x160/0x160
[  373.462685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.468237]  ? check_preemption_disabled+0x48/0x280
[  373.473278]  ? __lock_is_held+0xb5/0x140
[  373.477351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.482898]  ? check_preemption_disabled+0x48/0x280
[  373.487928]  run_timer_softirq+0x52/0xb0
[  373.492000]  ? rcu_read_lock_sched_held+0x14f/0x180
[  373.497028]  __do_softirq+0x308/0xb7e
[  373.500842]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  373.505347]  ? lock_downgrade+0x900/0x900
[  373.509506]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  373.514675]  ? pvclock_read_flags+0x160/0x160
[  373.519186]  ? lapic_next_event+0x5a/0x90
[  373.523344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.528897]  ? kvm_clock_read+0x18/0x30
[  373.532924]  ? kvm_sched_clock_read+0x9/0x20
[  373.537342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.542888]  ? check_preemption_disabled+0x48/0x280
[  373.547964]  irq_exit+0x17f/0x1c0
[  373.551433]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.556283]  ? smp_reschedule_interrupt+0x109/0x650
[  373.561307]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.567197]  ? interrupt_entry+0xb5/0xc0
[  373.571375]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.576400]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.581429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.586280]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.591304]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.596342]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.601203]  apic_timer_interrupt+0xf/0x20
[  373.605440]  </IRQ>
[  373.607688] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  373.613582] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  373.632966] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  373.640680] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  373.647954] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  373.655232] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  373.662505] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  373.669778] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  373.677079]  ? save_stack+0xa9/0xd0
[  373.680745]  __kmalloc_node_track_caller+0x3c/0x70
[  373.685693]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  373.690468]  pskb_expand_head+0x230/0x10f0
[  373.694715]  ? check_preemption_disabled+0x48/0x280
[  373.699747]  ? memcpy+0x45/0x50
[  373.703040]  ? __copy_skb_header+0x350/0x6b0
[  373.707459]  ? skb_release_data+0x880/0x880
[  373.711787]  ? __alloc_skb+0x770/0x770
[  373.715691]  ? __lock_is_held+0xb5/0x140
[  373.719783]  ? kasan_check_write+0x14/0x20
[  373.724026]  ? __skb_clone+0x6c7/0xa00
[  373.727928]  ? __copy_skb_header+0x6b0/0x6b0
[  373.732345]  ? kmem_cache_alloc+0x33a/0x730
[  373.736678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.742231]  skb_ensure_writable+0x3dd/0x640
[  373.746656]  ? skb_checksum_setup+0xaa0/0xaa0
[  373.751172]  ? preempt_notifier_register+0x200/0x200
[  373.756282]  ? __switch_to_asm+0x34/0x70
[  373.760348]  ? __switch_to_asm+0x34/0x70
[  373.764416]  ? __switch_to_asm+0x40/0x70
[  373.768499]  ? __switch_to_asm+0x34/0x70
[  373.772568]  ? __switch_to_asm+0x40/0x70
[  373.776641]  ? __switch_to_asm+0x40/0x70
[  373.780711]  ? __switch_to_asm+0x34/0x70
[  373.784779]  ? __switch_to_asm+0x34/0x70
[  373.788843]  ? __switch_to_asm+0x40/0x70
[  373.792911]  ? __switch_to_asm+0x34/0x70
[  373.796986]  bpf_clone_redirect+0x14a/0x490
[  373.801325]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  373.806354]  ? __sched_text_start+0x8/0x8
[  373.810512]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  373.815288]  ? find_held_lock+0x36/0x1c0
[  373.819366]  ? lock_acquire+0x1ed/0x520
[  373.823351]  ? bpf_test_run+0x3cb/0x780
[  373.827337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.832885]  ? check_preemption_disabled+0x48/0x280
[  373.837918]  ? kasan_check_read+0x11/0x20
[  373.842073]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.847358]  ? rcu_softirq_qs+0x20/0x20
[  373.851342]  ? preempt_schedule+0x4d/0x60
[  373.855499]  ? ___preempt_schedule+0x16/0x18
[  373.859927]  ? bpf_test_run+0x25d/0x780
[  373.863919]  ? netlink_diag_dump+0x2a0/0x2a0
[  373.868345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.873890]  ? bpf_test_init.isra.10+0x70/0x100
[  373.878572]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  373.883349]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  373.888204]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  373.893748]  ? fput+0x130/0x1a0
[  373.897036]  ? __bpf_prog_get+0x9b/0x290
[  373.901124]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  373.905974]  ? bpf_prog_test_run+0x130/0x1a0
[  373.910392]  ? __x64_sys_bpf+0x3d8/0x520
[  373.914462]  ? bpf_prog_get+0x20/0x20
[  373.918293]  ? do_syscall_64+0x1b9/0x820
[  373.922361]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  373.927737]  ? syscall_return_slowpath+0x5e0/0x5e0
[  373.932673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.937527]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.942551]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  373.947575]  ? prepare_exit_to_usermode+0x291/0x3b0
[  373.952604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.957469]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  373.962856] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  373.962920] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.969009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.969014] Call Trace:
[  373.969019]  <IRQ>
[  373.969036]  dump_stack+0x244/0x39d
[  373.969058]  ? dump_stack_print_info.cold.1+0x20/0x20
[  373.975624] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.984906]  warn_alloc.cold.116+0xb7/0x1bd
[  373.987473] syz-executor4 cpuset=syz4 mems_allowed=0
[  373.989628]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.023161]  ? lock_downgrade+0x900/0x900
[  374.027324]  ? trace_hardirqs_off+0xb8/0x310
[  374.031760]  ? trace_hardirqs_off+0xb8/0x310
[  374.036193]  __alloc_pages_slowpath+0x26e8/0x2e10
[  374.041068]  ? warn_alloc+0x120/0x120
[  374.044880]  ? print_usage_bug+0xc0/0xc0
[  374.048949]  ? warn_alloc+0x120/0x120
[  374.052760]  ? warn_alloc+0x120/0x120
[  374.056572]  ? print_usage_bug+0xc0/0xc0
[  374.060646]  ? kvm_clock_read+0x18/0x30
[  374.064627]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  374.069655]  ? print_usage_bug+0xc0/0xc0
[  374.073737]  ? __lock_acquire+0x62f/0x4c20
[  374.077983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.083545]  ? should_fail+0x22d/0xd01
[  374.087436]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.092738]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.097864]  ? __lock_acquire+0x62f/0x4c20
[  374.102129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.107248]  ? __lock_acquire+0x62f/0x4c20
[  374.111489]  ? should_fail+0x22d/0xd01
[  374.115380]  ? rcu_irq_exit+0x1a2/0x390
[  374.119371]  ? mark_held_locks+0x130/0x130
[  374.123617]  ? mark_held_locks+0x130/0x130
[  374.127867]  ? mark_held_locks+0xc7/0x130
[  374.132049]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  374.137070]  ? zap_class+0x640/0x640
[  374.140792]  ? print_usage_bug+0xc0/0xc0
[  374.144864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.150414]  ? check_preemption_disabled+0x48/0x280
[  374.155447]  ? __lock_is_held+0xb5/0x140
[  374.159520]  __alloc_pages_nodemask+0xa80/0xde0
[  374.164199]  ? zap_class+0x640/0x640
[  374.167976]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  374.173012]  ? find_held_lock+0x36/0x1c0
[  374.177088]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.181786]  ? lock_downgrade+0x900/0x900
[  374.185949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.191500]  cache_grow_begin+0xa5/0x8c0
[  374.195572]  ? do_raw_spin_unlock+0xa7/0x330
[  374.199998]  fallback_alloc+0x204/0x2e0
[  374.203987]  ____cache_alloc_node+0x1c7/0x1e0
[  374.208495]  kmem_cache_alloc_node+0xe3/0x730
[  374.212998]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.217251]  __alloc_skb+0x119/0x770
[  374.220975]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.226267]  ? netdev_alloc_frag+0x1f0/0x1f0
[  374.230684]  ? lock_downgrade+0x900/0x900
[  374.234848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.240397]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.245859]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.251317]  ? addrconf_rs_timer+0x690/0x690
[  374.255745]  ndisc_alloc_skb+0x144/0x340
[  374.259820]  ndisc_send_rs+0x331/0x6e0
[  374.263721]  addrconf_rs_timer+0x314/0x690
[  374.267971]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.272227]  call_timer_fn+0x272/0x920
[  374.276145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.280390]  ? process_timeout+0x40/0x40
[  374.284471]  ? mark_held_locks+0xc7/0x130
[  374.288630]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.293152]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.297654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.301901]  ? lockdep_hardirqs_on+0x296/0x5b0
[  374.306491]  ? trace_hardirqs_on+0xbd/0x310
[  374.310819]  ? kasan_check_read+0x11/0x20
[  374.314974]  ? __run_timers+0x7da/0xc70
[  374.318957]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.324073]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.328321]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.332561]  __run_timers+0x7e5/0xc70
[  374.336382]  ? timer_fixup_init+0x70/0x70
[  374.340545]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.345572]  ? zap_class+0x640/0x640
[  374.349299]  ? print_usage_bug+0xc0/0xc0
[  374.353371]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.358575]  ? find_held_lock+0x36/0x1c0
[  374.362653]  ? zap_class+0x640/0x640
[  374.366383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.371928]  ? check_preemption_disabled+0x48/0x280
[  374.376965]  ? __lock_is_held+0xb5/0x140
[  374.381036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.386580]  ? check_preemption_disabled+0x48/0x280
[  374.391611]  run_timer_softirq+0x52/0xb0
[  374.395680]  ? rcu_read_lock_sched_held+0x14f/0x180
[  374.400703]  __do_softirq+0x308/0xb7e
[  374.404542]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  374.409044]  ? lock_downgrade+0x900/0x900
[  374.413206]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  374.418323]  ? pvclock_read_flags+0x160/0x160
[  374.422831]  ? lapic_next_event+0x5a/0x90
[  374.426992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.432557]  ? kvm_clock_read+0x18/0x30
[  374.436545]  ? kvm_sched_clock_read+0x9/0x20
[  374.440963]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.446529]  ? check_preemption_disabled+0x48/0x280
[  374.451564]  irq_exit+0x17f/0x1c0
[  374.455024]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.459879]  ? smp_reschedule_interrupt+0x109/0x650
[  374.464905]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.470798]  ? interrupt_entry+0xb5/0xc0
[  374.474868]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.479890]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.484913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.489767]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.495297]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.500333]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.505196]  apic_timer_interrupt+0xf/0x20
[  374.509430]  </IRQ>
[  374.511675] RIP: 0010:dump_stack+0x358/0x39d
[  374.516102] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  374.535033] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  374.542837] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  374.550125] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  374.557408] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  374.564687] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  374.571959] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  374.579253]  ? dump_stack+0x34f/0x39d
[  374.583073]  ? dump_stack_print_info.cold.1+0x20/0x20
[  374.588274]  ? mark_held_locks+0x130/0x130
[  374.592517]  ? mark_held_locks+0x130/0x130
[  374.596777]  dump_header+0x27b/0xf72
[  374.600515]  ? pagefault_out_of_memory+0x197/0x197
[  374.605459]  ? __lock_acquire+0x62f/0x4c20
[  374.609703]  ? percpu_ref_get_many+0x240/0x240
[  374.614297]  ? print_usage_bug+0xc0/0xc0
[  374.618374]  ? zap_class+0x640/0x640
[  374.622099]  ? print_usage_bug+0xc0/0xc0
[  374.626192]  ? print_usage_bug+0xc0/0xc0
[  374.630273]  ? zap_class+0x640/0x640
[  374.633996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.639545]  ? find_held_lock+0x36/0x1c0
[  374.643639]  ? mark_held_locks+0xc7/0x130
[  374.647800]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  374.652914]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  374.658027]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  374.662617]  ? trace_hardirqs_on+0xbd/0x310
[  374.666947]  ? kasan_check_read+0x11/0x20
[  374.671100]  ? ___ratelimit+0x3b4/0x672
[  374.675124]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.680249]  ? trace_hardirqs_on+0x310/0x310
[  374.684670]  ? lock_downgrade+0x900/0x900
[  374.688833]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  374.693947]  ? ___ratelimit+0x3b9/0x672
[  374.697930]  ? idr_get_free+0xf70/0xf70
[  374.701912]  ? find_held_lock+0x36/0x1c0
[  374.705988]  oom_kill_process.cold.27+0x10/0x903
[  374.710754]  ? zap_class+0x640/0x640
[  374.714478]  ? check_preemption_disabled+0x48/0x280
[  374.719504]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  374.724453]  ? kasan_check_read+0x11/0x20
[  374.728607]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.733892]  ? oom_evaluate_task+0x540/0x540
[  374.738311]  ? find_held_lock+0x36/0x1c0
[  374.742389]  ? out_of_memory+0x974/0x1430
[  374.746557]  ? lock_downgrade+0x900/0x900
[  374.750717]  ? check_preemption_disabled+0x48/0x280
[  374.755745]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  374.760683]  ? kasan_check_read+0x11/0x20
[  374.764837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.770138]  ? rcu_softirq_qs+0x20/0x20
[  374.774147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.779693]  ? oom_evaluate_task+0x302/0x540
[  374.784128]  out_of_memory+0xa84/0x1430
[  374.788146]  ? oom_killer_disable+0x3a0/0x3a0
[  374.792654]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  374.797596]  ? __ww_mutex_check_waiters+0x160/0x160
[  374.802632]  __alloc_pages_slowpath+0x2354/0x2e10
[  374.807511]  ? warn_alloc+0x120/0x120
[  374.811321]  ? mark_held_locks+0x130/0x130
[  374.815569]  ? find_get_entry+0xaae/0x1120
[  374.819821]  ? filemap_map_pages+0x1a20/0x1a20
[  374.824415]  ? zap_class+0x640/0x640
[  374.828159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.833706]  ? check_preemption_disabled+0x48/0x280
[  374.838732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.844276]  ? should_fail+0x22d/0xd01
[  374.848178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.853292]  ? zap_class+0x640/0x640
[  374.857044]  ? __lock_is_held+0xb5/0x140
[  374.861143]  ? mark_held_locks+0x130/0x130
[  374.865393]  ? lock_release+0xa00/0xa00
[  374.869383]  ? perf_trace_sched_process_exec+0x860/0x860
[  374.874842]  ? xa_load+0x2ba/0x460
[  374.878392]  ? lock_downgrade+0x900/0x900
[  374.882552]  ? __might_sleep+0x95/0x190
[  374.886553]  __alloc_pages_nodemask+0xa80/0xde0
[  374.891238]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  374.896265]  ? __page_cache_alloc+0x191/0x5c0
[  374.900768]  ? xa_load+0x2e1/0x460
[  374.904315]  ? xa_clear_mark+0x40/0x40
[  374.908214]  ? zap_class+0x640/0x640
[  374.911947]  ? zap_class+0x640/0x640
[  374.915671]  ? zap_class+0x640/0x640
[  374.919393]  ? __do_page_cache_readahead+0x663/0x810
[  374.924511]  ? find_held_lock+0x36/0x1c0
[  374.928589]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  374.934161]  alloc_pages_current+0x173/0x350
[  374.938587]  __page_cache_alloc+0x38c/0x5c0
[  374.942927]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  374.947861]  ? kasan_check_read+0x11/0x20
[  374.952015]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.957304]  ? generic_perform_write+0x6a0/0x6a0
[  374.962075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.967637]  ? check_preemption_disabled+0x48/0x280
[  374.972674]  filemap_fault+0x1595/0x25f0
[  374.976756]  ? __lock_page_or_retry+0xa00/0xa00
[  374.981439]  ? mark_held_locks+0x130/0x130
[  374.985720]  ? filemap_map_pages+0xd6b/0x1a20
[  374.990244]  ? lock_downgrade+0x900/0x900
[  374.994402]  ? check_preemption_disabled+0x48/0x280
[  374.999432]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.004374]  ? kasan_check_read+0x11/0x20
[  375.008531]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.013814]  ? rcu_softirq_qs+0x20/0x20
[  375.017810]  ? filemap_map_pages+0xd92/0x1a20
[  375.022320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.027873]  ? find_get_entries_tag+0x1400/0x1400
[  375.032735]  ? __lock_acquire+0x62f/0x4c20
[  375.037035]  ? lock_acquire+0x1ed/0x520
[  375.041017]  ? ext4_filemap_fault+0x7a/0xad
[  375.045355]  ? lock_release+0xa00/0xa00
[  375.049339]  ? perf_trace_sched_process_exec+0x860/0x860
[  375.054803]  ? print_usage_bug+0xc0/0xc0
[  375.058873]  ? print_usage_bug+0xc0/0xc0
[  375.062955]  ? down_read+0x8d/0x120
[  375.066588]  ? ext4_filemap_fault+0x7a/0xad
[  375.070918]  ? __down_interruptible+0x700/0x700
[  375.075635]  ext4_filemap_fault+0x82/0xad
[  375.079797]  __do_fault+0x100/0x6b0
[  375.083441]  ? pmd_devmap_trans_unstable+0x220/0x220
[  375.088554]  ? mark_held_locks+0x130/0x130
[  375.092824]  ? mark_held_locks+0x130/0x130
[  375.097067]  ? find_held_lock+0x36/0x1c0
[  375.101159]  ? find_held_lock+0x36/0x1c0
[  375.105233]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.110783]  __handle_mm_fault+0x3ea0/0x5be0
[  375.115202]  ? poll_select_copy_remaining+0x18c/0x6a0
[  375.120412]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  375.125272]  ? __might_fault+0x12b/0x1e0
[  375.129342]  ? lock_downgrade+0x900/0x900
[  375.133513]  ? zap_class+0x640/0x640
[  375.137236]  ? zap_class+0x640/0x640
[  375.140965]  ? find_held_lock+0x36/0x1c0
[  375.145045]  ? handle_mm_fault+0x42a/0xc70
[  375.149294]  ? lock_downgrade+0x900/0x900
[  375.153449]  ? check_preemption_disabled+0x48/0x280
[  375.158478]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.163419]  ? kasan_check_read+0x11/0x20
[  375.167574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.172857]  ? rcu_softirq_qs+0x20/0x20
[  375.176839]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.181950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.187499]  ? check_preemption_disabled+0x48/0x280
[  375.192550]  handle_mm_fault+0x54f/0xc70
[  375.196621]  ? __handle_mm_fault+0x5be0/0x5be0
[  375.201222]  ? find_vma+0x34/0x190
[  375.204804]  __do_page_fault+0x5e8/0xe60
[  375.208874]  ? trace_hardirqs_off+0xb8/0x310
[  375.213304]  do_page_fault+0xf2/0x7e0
[  375.217137]  ? vmalloc_sync_all+0x30/0x30
[  375.221296]  ? error_entry+0x70/0xd0
[  375.225022]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.230043]  ? trace_hardirqs_on_caller+0xc0/0x310
[  375.234987]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.239922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.244773]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.249795]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.255258]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.260288]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.265317]  ? page_fault+0x8/0x30
[  375.268867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.273733]  ? page_fault+0x8/0x30
[  375.277283]  page_fault+0x1e/0x30
[  375.280744] RIP: 0033:0x7f00c9250dd3
[  375.284493] Code: Bad RIP value.
[  375.287880] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  375.293250] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  375.300525] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  375.307799] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  375.315075] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  375.322354] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  375.329649] warn_alloc_show_mem: 1 callbacks suppressed
[  375.329661] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  375.329662] Mem-Info:
[  375.329694] active_anon:48257 inactive_anon:195 isolated_anon:0
[  375.329694]  active_file:14 inactive_file:11 isolated_file:0
[  375.329694]  unevictable:0 dirty:0 writeback:0 unstable:0
[  375.329694]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  375.329694]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  375.329694]  free:13718 free_pcp:175 free_cma:0
[  375.335038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.342322] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  375.344728] Call Trace:
[  375.377599] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  375.386987]  <IRQ>
[  375.414474] lowmem_reserve[]: 0 2818 6321 6321
[  375.417063]  dump_stack+0x244/0x39d
[  375.443767] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  375.445924]  ? dump_stack_print_info.cold.1+0x20/0x20
[  375.450623] lowmem_reserve[]: 0 0 3503 3503
[  375.454269]  warn_alloc.cold.116+0xb7/0x1bd
[  375.481741] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  375.486930]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.491236] lowmem_reserve[]: 0 0 0 0
[  375.495562]  ? lock_downgrade+0x900/0x900
[  375.524430] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  375.529278]  ? trace_hardirqs_off+0xb8/0x310
[  375.533061] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  375.537215]  ? trace_hardirqs_off+0xb8/0x310
[  375.550718] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  375.555249]  __alloc_pages_slowpath+0x26e8/0x2e10
[  375.570694] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  375.575133]  ? warn_alloc+0x120/0x120
[  375.590185] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  375.595027]  ? print_usage_bug+0xc0/0xc0
[  375.603844] 269 total pagecache pages
[  375.607649]  ? warn_alloc+0x120/0x120
[  375.616213] 0 pages in swap cache
[  375.620269]  ? warn_alloc+0x120/0x120
[  375.624238] Swap cache stats: add 0, delete 0, find 0/0
[  375.624248] Free swap  = 0kB
[  375.628152]  ? print_usage_bug+0xc0/0xc0
[  375.631591] Total swap = 0kB
[  375.635395]  ? kvm_clock_read+0x18/0x30
[  375.640740] 1965979 pages RAM
[  375.643776]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  375.647820] 0 pages HighMem/MovableOnly
[  375.650842]  ? print_usage_bug+0xc0/0xc0
[  375.654799] 342853 pages reserved
[  375.657905]  ? __lock_acquire+0x62f/0x4c20
[  375.662955] 0 pages cma reserved
[  375.666943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.671064] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  375.674441]  ? should_fail+0x22d/0xd01
[  375.674454]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.674476]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.678751] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.682063]  ? __lock_acquire+0x62f/0x4c20
[  375.687679] init cpuset=/ mems_allowed=0
[  375.694180]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.731511]  ? __lock_acquire+0x62f/0x4c20
[  375.735751]  ? should_fail+0x22d/0xd01
[  375.739674]  ? rcu_irq_exit+0x1a2/0x390
[  375.743666]  ? mark_held_locks+0x130/0x130
[  375.748055]  ? mark_held_locks+0x130/0x130
[  375.752308]  ? mark_held_locks+0xc7/0x130
[  375.756469]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  375.761493]  ? zap_class+0x640/0x640
[  375.765216]  ? print_usage_bug+0xc0/0xc0
[  375.769292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.774839]  ? check_preemption_disabled+0x48/0x280
[  375.779878]  ? __lock_is_held+0xb5/0x140
[  375.783954]  __alloc_pages_nodemask+0xa80/0xde0
[  375.788632]  ? zap_class+0x640/0x640
[  375.792364]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  375.797414]  ? find_held_lock+0x36/0x1c0
[  375.801496]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.806181]  ? lock_downgrade+0x900/0x900
[  375.810343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.815893]  cache_grow_begin+0xa5/0x8c0
[  375.819962]  ? do_raw_spin_unlock+0xa7/0x330
[  375.824392]  fallback_alloc+0x204/0x2e0
[  375.828383]  ____cache_alloc_node+0x1c7/0x1e0
[  375.832894]  kmem_cache_alloc_node+0xe3/0x730
[  375.837398]  ? ipv6_get_ifaddr+0x42e/0x620
[  375.841658]  __alloc_skb+0x119/0x770
[  375.845379]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.850671]  ? netdev_alloc_frag+0x1f0/0x1f0
[  375.855091]  ? lock_downgrade+0x900/0x900
[  375.859274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.864819]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.870286]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.875745]  ? addrconf_rs_timer+0x690/0x690
[  375.880181]  ndisc_alloc_skb+0x144/0x340
[  375.884386]  ndisc_send_rs+0x331/0x6e0
[  375.888287]  addrconf_rs_timer+0x314/0x690
[  375.892541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.896795]  call_timer_fn+0x272/0x920
[  375.900695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.904938]  ? process_timeout+0x40/0x40
[  375.909019]  ? __run_timers+0x7da/0xc70
[  375.913001]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.917557]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.922063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.926310]  ? lockdep_hardirqs_on+0x296/0x5b0
[  375.930929]  ? trace_hardirqs_on+0xbd/0x310
[  375.935257]  ? kasan_check_read+0x11/0x20
[  375.939414]  ? __run_timers+0x7da/0xc70
[  375.943398]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.948517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.952765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.957005]  __run_timers+0x7e5/0xc70
[  375.960826]  ? timer_fixup_init+0x70/0x70
[  375.964999]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  375.970080]  ? zap_class+0x640/0x640
[  375.973823]  ? enqueue_hrtimer+0x1a5/0x560
[  375.978067]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  375.983275]  ? find_held_lock+0x36/0x1c0
[  375.987350]  ? zap_class+0x640/0x640
[  375.991078]  ? pvclock_read_flags+0x160/0x160
[  375.995598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.001156]  ? check_preemption_disabled+0x48/0x280
[  376.006192]  ? __lock_is_held+0xb5/0x140
[  376.010263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.015812]  ? check_preemption_disabled+0x48/0x280
[  376.020840]  run_timer_softirq+0x52/0xb0
[  376.024909]  ? rcu_read_lock_sched_held+0x14f/0x180
[  376.029937]  __do_softirq+0x308/0xb7e
[  376.033749]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  376.038253]  ? lock_downgrade+0x900/0x900
[  376.042417]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  376.047567]  ? pvclock_read_flags+0x160/0x160
[  376.052167]  ? lapic_next_event+0x5a/0x90
[  376.056339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.061890]  ? kvm_clock_read+0x18/0x30
[  376.065876]  ? kvm_sched_clock_read+0x9/0x20
[  376.070297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.075841]  ? check_preemption_disabled+0x48/0x280
[  376.080874]  irq_exit+0x17f/0x1c0
[  376.084337]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.089189]  ? smp_reschedule_interrupt+0x109/0x650
[  376.094219]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.100127]  ? interrupt_entry+0xb5/0xc0
[  376.104203]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.109231]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.114261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.119133]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.124172]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.129210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.134069]  apic_timer_interrupt+0xf/0x20
[  376.138302]  </IRQ>
[  376.140550] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  376.146550] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  376.165456] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  376.173173] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  376.180450] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  376.187827] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  376.195210] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  376.202485] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  376.209788]  ? save_stack+0xa9/0xd0
[  376.213597]  __kmalloc_node_track_caller+0x3c/0x70
[  376.218542]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  376.223320]  pskb_expand_head+0x230/0x10f0
[  376.227563]  ? check_preemption_disabled+0x48/0x280
[  376.232596]  ? memcpy+0x45/0x50
[  376.235888]  ? __copy_skb_header+0x350/0x6b0
[  376.240307]  ? skb_release_data+0x880/0x880
[  376.244742]  ? __alloc_skb+0x770/0x770
[  376.248674]  ? __lock_is_held+0xb5/0x140
[  376.252778]  ? kasan_check_write+0x14/0x20
[  376.257053]  ? __skb_clone+0x6c7/0xa00
[  376.260957]  ? __copy_skb_header+0x6b0/0x6b0
[  376.265373]  ? kmem_cache_alloc+0x33a/0x730
[  376.269705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.275266]  skb_ensure_writable+0x3dd/0x640
[  376.279724]  ? skb_checksum_setup+0xaa0/0xaa0
[  376.284238]  ? preempt_notifier_register+0x200/0x200
[  376.289348]  ? __switch_to_asm+0x34/0x70
[  376.293416]  ? __switch_to_asm+0x34/0x70
[  376.297597]  ? __switch_to_asm+0x40/0x70
[  376.301681]  ? __switch_to_asm+0x34/0x70
[  376.305776]  ? __switch_to_asm+0x40/0x70
[  376.309845]  ? __switch_to_asm+0x40/0x70
[  376.313911]  ? __switch_to_asm+0x34/0x70
[  376.317979]  ? __switch_to_asm+0x34/0x70
[  376.322050]  ? __switch_to_asm+0x40/0x70
[  376.326133]  ? __switch_to_asm+0x34/0x70
[  376.330213]  bpf_clone_redirect+0x14a/0x490
[  376.334661]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  376.339696]  ? __sched_text_start+0x8/0x8
[  376.343854]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.348646]  ? find_held_lock+0x36/0x1c0
[  376.352723]  ? lock_acquire+0x1ed/0x520
[  376.356740]  ? bpf_test_run+0x3cb/0x780
[  376.360842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.366393]  ? check_preemption_disabled+0x48/0x280
[  376.371456]  ? kasan_check_read+0x11/0x20
[  376.375611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.380898]  ? rcu_softirq_qs+0x20/0x20
[  376.384883]  ? preempt_schedule+0x4d/0x60
[  376.389038]  ? ___preempt_schedule+0x16/0x18
[  376.393465]  ? bpf_test_run+0x25d/0x780
[  376.397461]  ? netlink_diag_dump+0x2a0/0x2a0
[  376.401895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.407442]  ? bpf_test_init.isra.10+0x70/0x100
[  376.412168]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  376.416942]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  376.421844]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  376.427397]  ? fput+0x130/0x1a0
[  376.430687]  ? __bpf_prog_get+0x9b/0x290
[  376.434759]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  376.439608]  ? bpf_prog_test_run+0x130/0x1a0
[  376.444030]  ? __x64_sys_bpf+0x3d8/0x520
[  376.448097]  ? bpf_prog_get+0x20/0x20
[  376.451941]  ? do_syscall_64+0x1b9/0x820
[  376.456011]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  376.461386]  ? syscall_return_slowpath+0x5e0/0x5e0
[  376.466325]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.471286]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.476316]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  376.481348]  ? prepare_exit_to_usermode+0x291/0x3b0
[  376.486481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.491492]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  376.496881] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  376.496941] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.503066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  376.503075] Call Trace:
[  376.509734] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.519011]  <IRQ>
[  376.521592] syz-executor4 cpuset=syz4 mems_allowed=0
[  376.532077]  dump_stack+0x244/0x39d
[  376.542956]  ? dump_stack_print_info.cold.1+0x20/0x20
[  376.548185]  warn_alloc.cold.116+0xb7/0x1bd
[  376.552619]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.557476]  ? lock_downgrade+0x900/0x900
[  376.561655]  ? trace_hardirqs_off+0xb8/0x310
[  376.566097]  ? trace_hardirqs_off+0xb8/0x310
[  376.570542]  __alloc_pages_slowpath+0x26e8/0x2e10
[  376.575422]  ? warn_alloc+0x120/0x120
[  376.579237]  ? print_usage_bug+0xc0/0xc0
[  376.583324]  ? warn_alloc+0x120/0x120
[  376.587153]  ? warn_alloc+0x120/0x120
[  376.591029]  ? print_usage_bug+0xc0/0xc0
[  376.595103]  ? print_usage_bug+0xc0/0xc0
[  376.599205]  ? __lock_acquire+0x62f/0x4c20
[  376.603455]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.609021]  ? should_fail+0x22d/0xd01
[  376.612949]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.618062]  ? __lock_acquire+0x62f/0x4c20
[  376.622313]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.627423]  ? __lock_acquire+0x62f/0x4c20
[  376.631667]  ? should_fail+0x22d/0xd01
[  376.635573]  ? find_held_lock+0x36/0x1c0
[  376.639651]  ? mark_held_locks+0x130/0x130
[  376.643973]  ? mark_held_locks+0x130/0x130
[  376.648219]  ? zap_class+0x640/0x640
[  376.651975]  ? zap_class+0x640/0x640
[  376.655701]  ? print_usage_bug+0xc0/0xc0
[  376.659786]  ? do_raw_spin_unlock+0xa7/0x330
[  376.664207]  ? zap_class+0x640/0x640
[  376.667927]  ? print_usage_bug+0xc0/0xc0
[  376.671999]  ? wq_watchdog_touch+0x9c/0xfe
[  376.676249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.681794]  ? check_preemption_disabled+0x48/0x280
[  376.686942]  ? __lock_is_held+0xb5/0x140
[  376.691140]  __alloc_pages_nodemask+0xa80/0xde0
[  376.695818]  ? zap_class+0x640/0x640
[  376.699546]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  376.704620]  ? find_held_lock+0x36/0x1c0
[  376.708700]  ? ____cache_alloc_node+0x1c7/0x1e0
[  376.713380]  ? lock_downgrade+0x900/0x900
[  376.717551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.723106]  cache_grow_begin+0xa5/0x8c0
[  376.727199]  ? do_raw_spin_unlock+0xa7/0x330
[  376.731626]  fallback_alloc+0x204/0x2e0
[  376.735621]  ____cache_alloc_node+0x1c7/0x1e0
[  376.740157]  kmem_cache_alloc_node+0xe3/0x730
[  376.744685]  ? ipv6_get_ifaddr+0x42e/0x620
[  376.748939]  __alloc_skb+0x119/0x770
[  376.752659]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.757950]  ? netdev_alloc_frag+0x1f0/0x1f0
[  376.762365]  ? lock_downgrade+0x900/0x900
[  376.766527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.772071]  ? refcount_sub_and_test_checked+0x203/0x310
[  376.777535]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  376.782995]  ? addrconf_rs_timer+0x690/0x690
[  376.787423]  ndisc_alloc_skb+0x144/0x340
[  376.791498]  ndisc_send_rs+0x331/0x6e0
[  376.795398]  addrconf_rs_timer+0x314/0x690
[  376.799650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.803906]  call_timer_fn+0x272/0x920
[  376.807802]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.812042]  ? process_timeout+0x40/0x40
[  376.816141]  ? mark_held_locks+0xc7/0x130
[  376.820302]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.824814]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.829315]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.833569]  ? lockdep_hardirqs_on+0x296/0x5b0
[  376.838184]  ? trace_hardirqs_on+0xbd/0x310
[  376.842513]  ? kasan_check_read+0x11/0x20
[  376.846666]  ? __run_timers+0x7da/0xc70
[  376.850648]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.855804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.860096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.864361]  __run_timers+0x7e5/0xc70
[  376.868186]  ? timer_fixup_init+0x70/0x70
[  376.872344]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  376.877370]  ? zap_class+0x640/0x640
[  376.881101]  ? print_usage_bug+0xc0/0xc0
[  376.885192]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  376.890411]  ? find_held_lock+0x36/0x1c0
[  376.894490]  ? zap_class+0x640/0x640
[  376.898219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.903771]  ? check_preemption_disabled+0x48/0x280
[  376.908809]  ? __lock_is_held+0xb5/0x140
[  376.912893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.918437]  ? check_preemption_disabled+0x48/0x280
[  376.923535]  run_timer_softirq+0x52/0xb0
[  376.927604]  ? rcu_read_lock_sched_held+0x14f/0x180
[  376.932628]  __do_softirq+0x308/0xb7e
[  376.936445]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  376.940952]  ? lock_downgrade+0x900/0x900
[  376.945162]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  376.950285]  ? pvclock_read_flags+0x160/0x160
[  376.954790]  ? lapic_next_event+0x5a/0x90
[  376.958956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.964544]  ? kvm_clock_read+0x18/0x30
[  376.968527]  ? kvm_sched_clock_read+0x9/0x20
[  376.972948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.978495]  ? check_preemption_disabled+0x48/0x280
[  376.983561]  irq_exit+0x17f/0x1c0
[  376.987024]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.991875]  ? smp_reschedule_interrupt+0x109/0x650
[  376.996898]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.002806]  ? interrupt_entry+0xb5/0xc0
[  377.006879]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.011902]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.017042]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.021895]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.026918]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.031956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.036817]  apic_timer_interrupt+0xf/0x20
[  377.041053]  </IRQ>
[  377.043314] RIP: 0010:dump_stack+0x358/0x39d
[  377.047732] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  377.066653] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  377.074370] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  377.081651] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  377.088937] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  377.096318] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  377.103595] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  377.110890]  ? dump_stack+0x34f/0x39d
[  377.114712]  ? dump_stack_print_info.cold.1+0x20/0x20
[  377.119983]  ? mark_held_locks+0x130/0x130
[  377.124231]  ? mark_held_locks+0x130/0x130
[  377.128508]  dump_header+0x27b/0xf72
[  377.132248]  ? pagefault_out_of_memory+0x197/0x197
[  377.137197]  ? __lock_acquire+0x62f/0x4c20
[  377.141555]  ? percpu_ref_get_many+0x240/0x240
[  377.146169]  ? print_usage_bug+0xc0/0xc0
[  377.150246]  ? zap_class+0x640/0x640
[  377.153984]  ? print_usage_bug+0xc0/0xc0
[  377.158051]  ? print_usage_bug+0xc0/0xc0
[  377.162153]  ? zap_class+0x640/0x640
[  377.165882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.171432]  ? find_held_lock+0x36/0x1c0
[  377.175514]  ? mark_held_locks+0xc7/0x130
[  377.179685]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  377.184796]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  377.189917]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  377.194522]  ? trace_hardirqs_on+0xbd/0x310
[  377.198852]  ? kasan_check_read+0x11/0x20
[  377.203009]  ? ___ratelimit+0x3b4/0x672
[  377.206993]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.212106]  ? trace_hardirqs_on+0x310/0x310
[  377.216546]  ? lock_downgrade+0x900/0x900
[  377.220739]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  377.225851]  ? ___ratelimit+0x3b9/0x672
[  377.229838]  ? idr_get_free+0xf70/0xf70
[  377.233822]  ? find_held_lock+0x36/0x1c0
[  377.237916]  oom_kill_process.cold.27+0x10/0x903
[  377.242683]  ? zap_class+0x640/0x640
[  377.246409]  ? check_preemption_disabled+0x48/0x280
[  377.251543]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.256481]  ? kasan_check_read+0x11/0x20
[  377.260638]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.265927]  ? oom_evaluate_task+0x540/0x540
[  377.270347]  ? find_held_lock+0x36/0x1c0
[  377.274531]  ? out_of_memory+0x974/0x1430
[  377.278790]  ? lock_downgrade+0x900/0x900
[  377.282947]  ? check_preemption_disabled+0x48/0x280
[  377.287973]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.292910]  ? kasan_check_read+0x11/0x20
[  377.297182]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.302466]  ? rcu_softirq_qs+0x20/0x20
[  377.306450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.311995]  ? oom_evaluate_task+0x302/0x540
[  377.316423]  out_of_memory+0xa84/0x1430
[  377.320412]  ? oom_killer_disable+0x3a0/0x3a0
[  377.325024]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  377.329963]  ? __ww_mutex_check_waiters+0x160/0x160
[  377.335010]  __alloc_pages_slowpath+0x2354/0x2e10
[  377.339890]  ? warn_alloc+0x120/0x120
[  377.343803]  ? mark_held_locks+0x130/0x130
[  377.348051]  ? find_get_entry+0xaae/0x1120
[  377.352309]  ? filemap_map_pages+0x1a20/0x1a20
[  377.356904]  ? zap_class+0x640/0x640
[  377.360653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.366200]  ? check_preemption_disabled+0x48/0x280
[  377.371349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.376898]  ? should_fail+0x22d/0xd01
[  377.380797]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.385914]  ? zap_class+0x640/0x640
[  377.389661]  ? __lock_is_held+0xb5/0x140
[  377.393752]  ? mark_held_locks+0x130/0x130
[  377.397999]  ? lock_release+0xa00/0xa00
[  377.401981]  ? perf_trace_sched_process_exec+0x860/0x860
[  377.407442]  ? xa_load+0x2ba/0x460
[  377.410994]  ? lock_downgrade+0x900/0x900
[  377.415203]  ? __might_sleep+0x95/0x190
[  377.419195]  __alloc_pages_nodemask+0xa80/0xde0
[  377.423882]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  377.428907]  ? __page_cache_alloc+0x191/0x5c0
[  377.433411]  ? xa_load+0x2e1/0x460
[  377.436967]  ? xa_clear_mark+0x40/0x40
[  377.440863]  ? zap_class+0x640/0x640
[  377.444638]  ? zap_class+0x640/0x640
[  377.448359]  ? zap_class+0x640/0x640
[  377.452082]  ? __do_page_cache_readahead+0x663/0x810
[  377.457218]  ? find_held_lock+0x36/0x1c0
[  377.461294]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  377.466847]  alloc_pages_current+0x173/0x350
[  377.471271]  __page_cache_alloc+0x38c/0x5c0
[  377.475601]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.480626]  ? kasan_check_read+0x11/0x20
[  377.484781]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.490068]  ? generic_perform_write+0x6a0/0x6a0
[  377.494835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.500382]  ? check_preemption_disabled+0x48/0x280
[  377.505417]  filemap_fault+0x1595/0x25f0
[  377.509499]  ? __lock_page_or_retry+0xa00/0xa00
[  377.514184]  ? mark_held_locks+0x130/0x130
[  377.518438]  ? filemap_map_pages+0xd6b/0x1a20
[  377.522982]  ? lock_downgrade+0x900/0x900
[  377.527159]  ? check_preemption_disabled+0x48/0x280
[  377.532191]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.537148]  ? kasan_check_read+0x11/0x20
[  377.541305]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.546593]  ? rcu_softirq_qs+0x20/0x20
[  377.550587]  ? filemap_map_pages+0xd92/0x1a20
[  377.555094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.560711]  ? find_get_entries_tag+0x1400/0x1400
[  377.565571]  ? __lock_acquire+0x62f/0x4c20
[  377.569828]  ? lock_acquire+0x1ed/0x520
[  377.573897]  ? ext4_filemap_fault+0x7a/0xad
[  377.578235]  ? lock_release+0xa00/0xa00
[  377.582215]  ? perf_trace_sched_process_exec+0x860/0x860
[  377.587677]  ? print_usage_bug+0xc0/0xc0
[  377.591744]  ? print_usage_bug+0xc0/0xc0
[  377.595823]  ? down_read+0x8d/0x120
[  377.599454]  ? ext4_filemap_fault+0x7a/0xad
[  377.603782]  ? __down_interruptible+0x700/0x700
[  377.608461]  ext4_filemap_fault+0x82/0xad
[  377.612613]  __do_fault+0x100/0x6b0
[  377.616252]  ? pmd_devmap_trans_unstable+0x220/0x220
[  377.621359]  ? mark_held_locks+0x130/0x130
[  377.625748]  ? mark_held_locks+0x130/0x130
[  377.629982]  ? find_held_lock+0x36/0x1c0
[  377.634048]  ? find_held_lock+0x36/0x1c0
[  377.638148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.643705]  __handle_mm_fault+0x3ea0/0x5be0
[  377.648155]  ? poll_select_copy_remaining+0x18c/0x6a0
[  377.653356]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  377.658204]  ? __might_fault+0x12b/0x1e0
[  377.662269]  ? lock_downgrade+0x900/0x900
[  377.666431]  ? zap_class+0x640/0x640
[  377.670153]  ? zap_class+0x640/0x640
[  377.673890]  ? find_held_lock+0x36/0x1c0
[  377.677983]  ? handle_mm_fault+0x42a/0xc70
[  377.682237]  ? lock_downgrade+0x900/0x900
[  377.686389]  ? check_preemption_disabled+0x48/0x280
[  377.691408]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  377.696355]  ? kasan_check_read+0x11/0x20
[  377.700505]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.705780]  ? rcu_softirq_qs+0x20/0x20
[  377.709760]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.714863]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.720420]  ? check_preemption_disabled+0x48/0x280
[  377.725455]  handle_mm_fault+0x54f/0xc70
[  377.729518]  ? __handle_mm_fault+0x5be0/0x5be0
[  377.734100]  ? find_vma+0x34/0x190
[  377.737652]  __do_page_fault+0x5e8/0xe60
[  377.741711]  ? trace_hardirqs_off+0xb8/0x310
[  377.746183]  do_page_fault+0xf2/0x7e0
[  377.749985]  ? vmalloc_sync_all+0x30/0x30
[  377.754140]  ? error_entry+0x70/0xd0
[  377.757855]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.762871]  ? trace_hardirqs_on_caller+0xc0/0x310
[  377.767797]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.772730]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.777573]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.782585]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.788033]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  377.793047]  ? prepare_exit_to_usermode+0x291/0x3b0
[  377.798058]  ? page_fault+0x8/0x30
[  377.801595]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.806456]  ? page_fault+0x8/0x30
[  377.810008]  page_fault+0x1e/0x30
[  377.813459] RIP: 0033:0x7f00c9250dd3
[  377.817240] Code: Bad RIP value.
[  377.820613] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  377.825970] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  377.833253] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  377.840520] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  377.847782] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  377.855044] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  377.862352] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  377.862358] warn_alloc_show_mem: 1 callbacks suppressed
[  377.862365] Mem-Info:
[  377.869681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.875042] active_anon:48257 inactive_anon:195 isolated_anon:0
[  377.875042]  active_file:14 inactive_file:11 isolated_file:0
[  377.875042]  unevictable:0 dirty:0 writeback:0 unstable:0
[  377.875042]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  377.875042]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  377.875042]  free:13718 free_pcp:175 free_cma:0
[  377.877412] Call Trace:
[  377.886793] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  377.919632]  <IRQ>
[  377.922198] 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
[  377.949686]  dump_stack+0x244/0x39d
[  377.951823] lowmem_reserve[]: 0 2818 6321 6321
[  377.977927]  ? dump_stack_print_info.cold.1+0x20/0x20
[  377.981533] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  377.986133]  warn_alloc.cold.116+0xb7/0x1bd
[  377.991290] lowmem_reserve[]: 0 0 3503 3503
[  378.018780]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  378.023081] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  378.027395]  ? lock_downgrade+0x900/0x900
[  378.032225] lowmem_reserve[]: 0 0 0 0
[  378.061142]  ? trace_hardirqs_off+0xb8/0x310
[  378.065268] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  378.069061]  ? trace_hardirqs_off+0xb8/0x310
[  378.073445] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  378.087002]  __alloc_pages_slowpath+0x26e8/0x2e10
[  378.091396] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  378.106580]  ? warn_alloc+0x120/0x120
[  378.111385] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  378.126459]  ? print_usage_bug+0xc0/0xc0
[  378.130241] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  378.139064]  ? warn_alloc+0x120/0x120
[  378.143103] 269 total pagecache pages
[  378.151672]  ? warn_alloc+0x120/0x120
[  378.155455] 0 pages in swap cache
[  378.159236]  ? print_usage_bug+0xc0/0xc0
[  378.163009] Swap cache stats: add 0, delete 0, find 0/0
[  378.166447]  ? kvm_clock_read+0x18/0x30
[  378.170509] Free swap  = 0kB
[  378.175865]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  378.179814] Total swap = 0kB
[  378.182827]  ? print_usage_bug+0xc0/0xc0
[  378.187818] 1965979 pages RAM
[  378.190826]  ? __lock_acquire+0x62f/0x4c20
[  378.194863] 0 pages HighMem/MovableOnly
[  378.197960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.202182] 342853 pages reserved
[  378.206151]  ? should_fail+0x22d/0xd01
[  378.206167]  ? __lock_acquire+0x62f/0x4c20
[  378.211675] 0 pages cma reserved
[  378.215126]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.219052] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  378.223223]  ? __lock_acquire+0x62f/0x4c20
[  378.226648] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.231663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.238133] init cpuset=/ mems_allowed=0
[  378.242403]  ? __lock_acquire+0x62f/0x4c20
[  378.265448]  ? should_fail+0x22d/0xd01
[  378.269354]  ? mark_held_locks+0x130/0x130
[  378.273623]  ? mark_held_locks+0x130/0x130
[  378.277869]  ? zap_class+0x640/0x640
[  378.281578]  ? print_usage_bug+0xc0/0xc0
[  378.285652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.291191]  ? check_preemption_disabled+0x48/0x280
[  378.296214]  ? __lock_is_held+0xb5/0x140
[  378.300330]  __alloc_pages_nodemask+0xa80/0xde0
[  378.305023]  ? zap_class+0x640/0x640
[  378.308742]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  378.313764]  ? find_held_lock+0x36/0x1c0
[  378.317830]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.322534]  ? lock_downgrade+0x900/0x900
[  378.326718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.332256]  cache_grow_begin+0xa5/0x8c0
[  378.336337]  ? do_raw_spin_unlock+0xa7/0x330
[  378.340754]  fallback_alloc+0x204/0x2e0
[  378.344762]  ____cache_alloc_node+0x1c7/0x1e0
[  378.349286]  kmem_cache_alloc_node+0xe3/0x730
[  378.353827]  ? ipv6_get_ifaddr+0x42e/0x620
[  378.358067]  __alloc_skb+0x119/0x770
[  378.361776]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.367051]  ? netdev_alloc_frag+0x1f0/0x1f0
[  378.371454]  ? lock_downgrade+0x900/0x900
[  378.375617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.381167]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.386635]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.392089]  ? addrconf_rs_timer+0x690/0x690
[  378.396526]  ndisc_alloc_skb+0x144/0x340
[  378.400588]  ndisc_send_rs+0x331/0x6e0
[  378.404480]  addrconf_rs_timer+0x314/0x690
[  378.408732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.412994]  call_timer_fn+0x272/0x920
[  378.416882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.421123]  ? process_timeout+0x40/0x40
[  378.425199]  ? __run_timers+0x7da/0xc70
[  378.429174]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.433681]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.438185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.442427]  ? lockdep_hardirqs_on+0x296/0x5b0
[  378.447008]  ? trace_hardirqs_on+0xbd/0x310
[  378.451332]  ? kasan_check_read+0x11/0x20
[  378.455495]  ? __run_timers+0x7da/0xc70
[  378.459466]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.464584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.468837]  __run_timers+0x7e5/0xc70
[  378.472674]  ? timer_fixup_init+0x70/0x70
[  378.476818]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  378.481836]  ? zap_class+0x640/0x640
[  378.485566]  ? enqueue_hrtimer+0x1a5/0x560
[  378.489812]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  378.495262]  ? find_held_lock+0x36/0x1c0
[  378.499329]  ? zap_class+0x640/0x640
[  378.503045]  ? pvclock_read_flags+0x160/0x160
[  378.507550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.513084]  ? check_preemption_disabled+0x48/0x280
[  378.518112]  ? __lock_is_held+0xb5/0x140
[  378.522204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.527765]  ? check_preemption_disabled+0x48/0x280
[  378.532785]  run_timer_softirq+0x52/0xb0
[  378.536847]  ? rcu_read_lock_sched_held+0x14f/0x180
[  378.541898]  __do_softirq+0x308/0xb7e
[  378.545710]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  378.550209]  ? lock_downgrade+0x900/0x900
[  378.554370]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  378.559518]  ? pvclock_read_flags+0x160/0x160
[  378.564014]  ? lapic_next_event+0x5a/0x90
[  378.568170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.573737]  ? kvm_clock_read+0x18/0x30
[  378.577739]  ? kvm_sched_clock_read+0x9/0x20
[  378.582173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.587712]  ? check_preemption_disabled+0x48/0x280
[  378.592758]  irq_exit+0x17f/0x1c0
[  378.596216]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.601055]  ? smp_reschedule_interrupt+0x109/0x650
[  378.606092]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.611980]  ? interrupt_entry+0xb5/0xc0
[  378.616046]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.621058]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.626089]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.630963]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.635977]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.640995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.645846]  apic_timer_interrupt+0xf/0x20
[  378.650066]  </IRQ>
[  378.652307] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  378.658220] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  378.677161] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  378.684874] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  378.692166] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  378.699433] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  378.706704] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  378.713971] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  378.721318]  ? save_stack+0xa9/0xd0
[  378.724988]  __kmalloc_node_track_caller+0x3c/0x70
[  378.729923]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  378.734684]  pskb_expand_head+0x230/0x10f0
[  378.738929]  ? check_preemption_disabled+0x48/0x280
[  378.743961]  ? memcpy+0x45/0x50
[  378.747262]  ? __copy_skb_header+0x350/0x6b0
[  378.751680]  ? skb_release_data+0x880/0x880
[  378.756019]  ? __alloc_skb+0x770/0x770
[  378.759944]  ? __lock_is_held+0xb5/0x140
[  378.764009]  ? kasan_check_write+0x14/0x20
[  378.768279]  ? __skb_clone+0x6c7/0xa00
[  378.772169]  ? __copy_skb_header+0x6b0/0x6b0
[  378.776591]  ? kmem_cache_alloc+0x33a/0x730
[  378.780915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.786473]  skb_ensure_writable+0x3dd/0x640
[  378.790885]  ? skb_checksum_setup+0xaa0/0xaa0
[  378.795385]  ? preempt_notifier_register+0x200/0x200
[  378.800498]  ? __switch_to_asm+0x34/0x70
[  378.804574]  ? __switch_to_asm+0x34/0x70
[  378.808632]  ? __switch_to_asm+0x40/0x70
[  378.812714]  ? __switch_to_asm+0x34/0x70
[  378.816774]  ? __switch_to_asm+0x40/0x70
[  378.820845]  ? __switch_to_asm+0x40/0x70
[  378.824901]  ? __switch_to_asm+0x34/0x70
[  378.828973]  ? __switch_to_asm+0x34/0x70
[  378.833030]  ? __switch_to_asm+0x40/0x70
[  378.837087]  ? __switch_to_asm+0x34/0x70
[  378.841182]  bpf_clone_redirect+0x14a/0x490
[  378.845508]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  378.850537]  ? __sched_text_start+0x8/0x8
[  378.854680]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.859450]  ? find_held_lock+0x36/0x1c0
[  378.863544]  ? lock_acquire+0x1ed/0x520
[  378.867543]  ? bpf_test_run+0x3cb/0x780
[  378.871520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.877068]  ? check_preemption_disabled+0x48/0x280
[  378.882084]  ? kasan_check_read+0x11/0x20
[  378.886246]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.891536]  ? rcu_softirq_qs+0x20/0x20
[  378.895511]  ? preempt_schedule+0x4d/0x60
[  378.899673]  ? ___preempt_schedule+0x16/0x18
[  378.904086]  ? bpf_test_run+0x25d/0x780
[  378.908142]  ? netlink_diag_dump+0x2a0/0x2a0
[  378.912551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.918085]  ? bpf_test_init.isra.10+0x70/0x100
[  378.922761]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  378.927534]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  378.932374]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  378.937908]  ? fput+0x130/0x1a0
[  378.941215]  ? __bpf_prog_get+0x9b/0x290
[  378.945277]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  378.950112]  ? bpf_prog_test_run+0x130/0x1a0
[  378.954527]  ? __x64_sys_bpf+0x3d8/0x520
[  378.958622]  ? bpf_prog_get+0x20/0x20
[  378.962488]  ? do_syscall_64+0x1b9/0x820
[  378.966566]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  378.971965]  ? syscall_return_slowpath+0x5e0/0x5e0
[  378.976893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.981737]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.986751]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  378.991769]  ? prepare_exit_to_usermode+0x291/0x3b0
[  378.996801]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.001658]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  379.007062] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  379.007130] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  379.013207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.013216] Call Trace:
[  379.019815] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.029071]  <IRQ>
[  379.031655] syz-executor4 cpuset=syz4 mems_allowed=0
[  379.042146]  dump_stack+0x244/0x39d
[  379.052993]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.058221]  warn_alloc.cold.116+0xb7/0x1bd
[  379.062543]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.067391]  ? lock_downgrade+0x900/0x900
[  379.071566]  ? trace_hardirqs_off+0xb8/0x310
[  379.075992]  ? trace_hardirqs_off+0xb8/0x310
[  379.080425]  __alloc_pages_slowpath+0x26e8/0x2e10
[  379.085319]  ? warn_alloc+0x120/0x120
[  379.089161]  ? print_usage_bug+0xc0/0xc0
[  379.093228]  ? warn_alloc+0x120/0x120
[  379.097031]  ? warn_alloc+0x120/0x120
[  379.100831]  ? print_usage_bug+0xc0/0xc0
[  379.104888]  ? kvm_clock_read+0x18/0x30
[  379.108874]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  379.113894]  ? print_usage_bug+0xc0/0xc0
[  379.117956]  ? __lock_acquire+0x62f/0x4c20
[  379.122199]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.127736]  ? should_fail+0x22d/0xd01
[  379.131632]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.136923]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.142026]  ? __lock_acquire+0x62f/0x4c20
[  379.146280]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.151381]  ? __lock_acquire+0x62f/0x4c20
[  379.155625]  ? should_fail+0x22d/0xd01
[  379.159508]  ? rcu_irq_exit+0x1a2/0x390
[  379.163491]  ? mark_held_locks+0x130/0x130
[  379.167728]  ? mark_held_locks+0x130/0x130
[  379.171967]  ? mark_held_locks+0xc7/0x130
[  379.176125]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  379.181158]  ? zap_class+0x640/0x640
[  379.184892]  ? print_usage_bug+0xc0/0xc0
[  379.188958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.194528]  ? check_preemption_disabled+0x48/0x280
[  379.199557]  ? __lock_is_held+0xb5/0x140
[  379.203641]  __alloc_pages_nodemask+0xa80/0xde0
[  379.208328]  ? zap_class+0x640/0x640
[  379.212049]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  379.217077]  ? find_held_lock+0x36/0x1c0
[  379.221159]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.225830]  ? lock_downgrade+0x900/0x900
[  379.229983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.235542]  cache_grow_begin+0xa5/0x8c0
[  379.239601]  ? do_raw_spin_unlock+0xa7/0x330
[  379.244014]  fallback_alloc+0x204/0x2e0
[  379.247994]  ____cache_alloc_node+0x1c7/0x1e0
[  379.252496]  kmem_cache_alloc_node+0xe3/0x730
[  379.257008]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.261255]  __alloc_skb+0x119/0x770
[  379.264978]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.270257]  ? netdev_alloc_frag+0x1f0/0x1f0
[  379.274663]  ? lock_downgrade+0x900/0x900
[  379.278823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.284371]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.289821]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.295280]  ? addrconf_rs_timer+0x690/0x690
[  379.299695]  ndisc_alloc_skb+0x144/0x340
[  379.303759]  ndisc_send_rs+0x331/0x6e0
[  379.307659]  addrconf_rs_timer+0x314/0x690
[  379.311892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.316169]  call_timer_fn+0x272/0x920
[  379.320053]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.324299]  ? process_timeout+0x40/0x40
[  379.328395]  ? mark_held_locks+0xc7/0x130
[  379.332553]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.337042]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.341543]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.345773]  ? lockdep_hardirqs_on+0x296/0x5b0
[  379.350356]  ? trace_hardirqs_on+0xbd/0x310
[  379.354673]  ? kasan_check_read+0x11/0x20
[  379.358817]  ? __run_timers+0x7da/0xc70
[  379.362790]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.367892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.372132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.376368]  __run_timers+0x7e5/0xc70
[  379.380191]  ? timer_fixup_init+0x70/0x70
[  379.384355]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.389407]  ? zap_class+0x640/0x640
[  379.393151]  ? print_usage_bug+0xc0/0xc0
[  379.397213]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  379.402441]  ? find_held_lock+0x36/0x1c0
[  379.406505]  ? zap_class+0x640/0x640
[  379.410238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.415775]  ? check_preemption_disabled+0x48/0x280
[  379.420795]  ? __lock_is_held+0xb5/0x140
[  379.424857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.430412]  ? check_preemption_disabled+0x48/0x280
[  379.435449]  run_timer_softirq+0x52/0xb0
[  379.439536]  ? rcu_read_lock_sched_held+0x14f/0x180
[  379.444551]  __do_softirq+0x308/0xb7e
[  379.448363]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  379.452868]  ? lock_downgrade+0x900/0x900
[  379.457014]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  379.462123]  ? pvclock_read_flags+0x160/0x160
[  379.466619]  ? lapic_next_event+0x5a/0x90
[  379.470767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.476307]  ? kvm_clock_read+0x18/0x30
[  379.480307]  ? kvm_sched_clock_read+0x9/0x20
[  379.484716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.490266]  ? check_preemption_disabled+0x48/0x280
[  379.495773]  irq_exit+0x17f/0x1c0
[  379.499228]  smp_apic_timer_interrupt+0x1cb/0x760
[  379.504081]  ? smp_reschedule_interrupt+0x109/0x650
[  379.509094]  ? smp_call_function_single_interrupt+0x650/0x650
[  379.514979]  ? interrupt_entry+0xb5/0xc0
[  379.519047]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.524054]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.529063]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.533900]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.538914]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.543935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.548779]  apic_timer_interrupt+0xf/0x20
[  379.553000]  </IRQ>
[  379.555370] RIP: 0010:dump_stack+0x358/0x39d
[  379.559774] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  379.578670] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  379.586420] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  379.593687] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  379.600951] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  379.608214] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  379.615492] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  379.622772]  ? dump_stack+0x34f/0x39d
[  379.626599]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.631813]  ? mark_held_locks+0x130/0x130
[  379.636044]  ? mark_held_locks+0x130/0x130
[  379.640289]  dump_header+0x27b/0xf72
[  379.644026]  ? pagefault_out_of_memory+0x197/0x197
[  379.648960]  ? __lock_acquire+0x62f/0x4c20
[  379.653193]  ? percpu_ref_get_many+0x240/0x240
[  379.657780]  ? print_usage_bug+0xc0/0xc0
[  379.661888]  ? zap_class+0x640/0x640
[  379.665611]  ? print_usage_bug+0xc0/0xc0
[  379.669685]  ? print_usage_bug+0xc0/0xc0
[  379.673753]  ? zap_class+0x640/0x640
[  379.677480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.683018]  ? find_held_lock+0x36/0x1c0
[  379.687100]  ? mark_held_locks+0xc7/0x130
[  379.691250]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  379.696346]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  379.701484]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  379.706064]  ? trace_hardirqs_on+0xbd/0x310
[  379.710383]  ? kasan_check_read+0x11/0x20
[  379.714523]  ? ___ratelimit+0x3b4/0x672
[  379.718492]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.723605]  ? trace_hardirqs_on+0x310/0x310
[  379.728031]  ? lock_downgrade+0x900/0x900
[  379.732194]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  379.737293]  ? ___ratelimit+0x3b9/0x672
[  379.741276]  ? idr_get_free+0xf70/0xf70
[  379.745261]  ? find_held_lock+0x36/0x1c0
[  379.749337]  oom_kill_process.cold.27+0x10/0x903
[  379.754135]  ? zap_class+0x640/0x640
[  379.757850]  ? check_preemption_disabled+0x48/0x280
[  379.762862]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.767783]  ? kasan_check_read+0x11/0x20
[  379.771924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.777195]  ? oom_evaluate_task+0x540/0x540
[  379.781610]  ? find_held_lock+0x36/0x1c0
[  379.785671]  ? out_of_memory+0x974/0x1430
[  379.789817]  ? lock_downgrade+0x900/0x900
[  379.793962]  ? check_preemption_disabled+0x48/0x280
[  379.798973]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.803894]  ? kasan_check_read+0x11/0x20
[  379.808048]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.813336]  ? rcu_softirq_qs+0x20/0x20
[  379.817309]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.822841]  ? oom_evaluate_task+0x302/0x540
[  379.827251]  out_of_memory+0xa84/0x1430
[  379.831230]  ? oom_killer_disable+0x3a0/0x3a0
[  379.835729]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  379.840656]  ? __ww_mutex_check_waiters+0x160/0x160
[  379.845679]  __alloc_pages_slowpath+0x2354/0x2e10
[  379.850563]  ? warn_alloc+0x120/0x120
[  379.854361]  ? mark_held_locks+0x130/0x130
[  379.858595]  ? find_get_entry+0xaae/0x1120
[  379.862851]  ? filemap_map_pages+0x1a20/0x1a20
[  379.867436]  ? zap_class+0x640/0x640
[  379.871160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.876694]  ? check_preemption_disabled+0x48/0x280
[  379.881720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.887266]  ? should_fail+0x22d/0xd01
[  379.891169]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.896284]  ? zap_class+0x640/0x640
[  379.900012]  ? __lock_is_held+0xb5/0x140
[  379.904071]  ? mark_held_locks+0x130/0x130
[  379.908304]  ? lock_release+0xa00/0xa00
[  379.912272]  ? perf_trace_sched_process_exec+0x860/0x860
[  379.917720]  ? xa_load+0x2ba/0x460
[  379.921271]  ? lock_downgrade+0x900/0x900
[  379.925413]  ? __might_sleep+0x95/0x190
[  379.929390]  __alloc_pages_nodemask+0xa80/0xde0
[  379.934108]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  379.939144]  ? __page_cache_alloc+0x191/0x5c0
[  379.943650]  ? xa_load+0x2e1/0x460
[  379.947217]  ? xa_clear_mark+0x40/0x40
[  379.951114]  ? zap_class+0x640/0x640
[  379.954858]  ? zap_class+0x640/0x640
[  379.958589]  ? zap_class+0x640/0x640
[  379.962298]  ? __do_page_cache_readahead+0x663/0x810
[  379.967405]  ? find_held_lock+0x36/0x1c0
[  379.971494]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  379.977035]  alloc_pages_current+0x173/0x350
[  379.981443]  __page_cache_alloc+0x38c/0x5c0
[  379.985775]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.990710]  ? kasan_check_read+0x11/0x20
[  379.994859]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.000146]  ? generic_perform_write+0x6a0/0x6a0
[  380.004901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.010436]  ? check_preemption_disabled+0x48/0x280
[  380.015482]  filemap_fault+0x1595/0x25f0
[  380.019566]  ? __lock_page_or_retry+0xa00/0xa00
[  380.024249]  ? mark_held_locks+0x130/0x130
[  380.028508]  ? filemap_map_pages+0xd6b/0x1a20
[  380.033001]  ? lock_downgrade+0x900/0x900
[  380.037164]  ? check_preemption_disabled+0x48/0x280
[  380.042185]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.047109]  ? kasan_check_read+0x11/0x20
[  380.051314]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.056620]  ? rcu_softirq_qs+0x20/0x20
[  380.060604]  ? filemap_map_pages+0xd92/0x1a20
[  380.065096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.070687]  ? find_get_entries_tag+0x1400/0x1400
[  380.075555]  ? __lock_acquire+0x62f/0x4c20
[  380.079804]  ? lock_acquire+0x1ed/0x520
[  380.083777]  ? ext4_filemap_fault+0x7a/0xad
[  380.088127]  ? lock_release+0xa00/0xa00
[  380.092104]  ? perf_trace_sched_process_exec+0x860/0x860
[  380.097569]  ? print_usage_bug+0xc0/0xc0
[  380.101633]  ? print_usage_bug+0xc0/0xc0
[  380.105705]  ? down_read+0x8d/0x120
[  380.109329]  ? ext4_filemap_fault+0x7a/0xad
[  380.113655]  ? __down_interruptible+0x700/0x700
[  380.118336]  ext4_filemap_fault+0x82/0xad
[  380.122486]  __do_fault+0x100/0x6b0
[  380.126126]  ? pmd_devmap_trans_unstable+0x220/0x220
[  380.131240]  ? mark_held_locks+0x130/0x130
[  380.135509]  ? mark_held_locks+0x130/0x130
[  380.139746]  ? find_held_lock+0x36/0x1c0
[  380.143827]  ? find_held_lock+0x36/0x1c0
[  380.147893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.153435]  __handle_mm_fault+0x3ea0/0x5be0
[  380.157843]  ? poll_select_copy_remaining+0x18c/0x6a0
[  380.163037]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  380.167882]  ? __might_fault+0x12b/0x1e0
[  380.171941]  ? lock_downgrade+0x900/0x900
[  380.176097]  ? zap_class+0x640/0x640
[  380.179813]  ? zap_class+0x640/0x640
[  380.183547]  ? find_held_lock+0x36/0x1c0
[  380.187619]  ? handle_mm_fault+0x42a/0xc70
[  380.191855]  ? lock_downgrade+0x900/0x900
[  380.196001]  ? check_preemption_disabled+0x48/0x280
[  380.201023]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.205948]  ? kasan_check_read+0x11/0x20
[  380.210111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.215409]  ? rcu_softirq_qs+0x20/0x20
[  380.219385]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.224490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.230028]  ? check_preemption_disabled+0x48/0x280
[  380.235069]  handle_mm_fault+0x54f/0xc70
[  380.239148]  ? __handle_mm_fault+0x5be0/0x5be0
[  380.243740]  ? find_vma+0x34/0x190
[  380.247299]  __do_page_fault+0x5e8/0xe60
[  380.251360]  ? trace_hardirqs_off+0xb8/0x310
[  380.255790]  do_page_fault+0xf2/0x7e0
[  380.259601]  ? vmalloc_sync_all+0x30/0x30
[  380.263747]  ? error_entry+0x70/0xd0
[  380.267464]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.272477]  ? trace_hardirqs_on_caller+0xc0/0x310
[  380.277406]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.282336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.287180]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.292195]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.297652]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  380.302685]  ? prepare_exit_to_usermode+0x291/0x3b0
[  380.307699]  ? page_fault+0x8/0x30
[  380.311258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.316125]  ? page_fault+0x8/0x30
[  380.319667]  page_fault+0x1e/0x30
[  380.323115] RIP: 0033:0x7f00c9250dd3
[  380.326868] Code: Bad RIP value.
[  380.330235] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  380.335596] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  380.342862] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  380.350134] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  380.357550] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  380.364816] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  380.372108] warn_alloc_show_mem: 1 callbacks suppressed
[  380.372128] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  380.372130] Mem-Info:
[  380.372166] active_anon:48257 inactive_anon:195 isolated_anon:0
[  380.372166]  active_file:14 inactive_file:11 isolated_file:0
[  380.372166]  unevictable:0 dirty:0 writeback:0 unstable:0
[  380.372166]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  380.372166]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  380.372166]  free:13718 free_pcp:175 free_cma:0
[  380.377516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.384790] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  380.387206] Call Trace:
[  380.420068] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  380.429408]  <IRQ>
[  380.456904] lowmem_reserve[]: 0 2818 6321 6321
[  380.459499]  dump_stack+0x244/0x39d
[  380.485580] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  380.487727]  ? dump_stack_print_info.cold.1+0x20/0x20
[  380.492729] lowmem_reserve[]: 0 0 3503 3503
[  380.496376]  warn_alloc.cold.116+0xb7/0x1bd
[  380.523841] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  380.529026]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.533319] lowmem_reserve[]: 0 0 0 0
[  380.537652]  ? lock_downgrade+0x900/0x900
[  380.566522] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  380.571376]  ? trace_hardirqs_off+0xb8/0x310
[  380.575155] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  380.579302]  ? trace_hardirqs_off+0xb8/0x310
[  380.592800] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  380.597204]  __alloc_pages_slowpath+0x26e8/0x2e10
[  380.612353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  380.616766]  ? warn_alloc+0x120/0x120
[  380.631811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  380.636651]  ? print_usage_bug+0xc0/0xc0
[  380.645458] 269 total pagecache pages
[  380.649251]  ? warn_alloc+0x120/0x120
[  380.657811] 0 pages in swap cache
[  380.661858]  ? warn_alloc+0x120/0x120
[  380.665637] Swap cache stats: add 0, delete 0, find 0/0
[  380.669424]  ? print_usage_bug+0xc0/0xc0
[  380.672848] Free swap  = 0kB
[  380.676637]  ? kvm_clock_read+0x18/0x30
[  380.681969] Total swap = 0kB
[  380.686018]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  380.689012] 1965979 pages RAM
[  380.692973]  ? print_usage_bug+0xc0/0xc0
[  380.695966] 0 pages HighMem/MovableOnly
[  380.700968]  ? __lock_acquire+0x62f/0x4c20
[  380.704045] 342853 pages reserved
[  380.708094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.712040] 0 pages cma reserved
[  380.716286]  ? should_fail+0x22d/0xd01
[  380.719761] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.725224]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.725240]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.725256]  ? __lock_acquire+0x62f/0x4c20
[  380.728688] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.732488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.738950] init cpuset=/ mems_allowed=0
[  380.744214]  ? __lock_acquire+0x62f/0x4c20
[  380.776549]  ? should_fail+0x22d/0xd01
[  380.780436]  ? rcu_irq_exit+0x1a2/0x390
[  380.784436]  ? mark_held_locks+0x130/0x130
[  380.788691]  ? mark_held_locks+0x130/0x130
[  380.792927]  ? mark_held_locks+0xc7/0x130
[  380.797072]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  380.802084]  ? zap_class+0x640/0x640
[  380.805793]  ? print_usage_bug+0xc0/0xc0
[  380.809864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.815403]  ? check_preemption_disabled+0x48/0x280
[  380.820429]  ? __lock_is_held+0xb5/0x140
[  380.824509]  __alloc_pages_nodemask+0xa80/0xde0
[  380.829233]  ? zap_class+0x640/0x640
[  380.832949]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  380.837968]  ? find_held_lock+0x36/0x1c0
[  380.842033]  ? ____cache_alloc_node+0x1c7/0x1e0
[  380.846702]  ? lock_downgrade+0x900/0x900
[  380.850851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.856412]  cache_grow_begin+0xa5/0x8c0
[  380.860470]  ? do_raw_spin_unlock+0xa7/0x330
[  380.864924]  fallback_alloc+0x204/0x2e0
[  380.868900]  ____cache_alloc_node+0x1c7/0x1e0
[  380.873410]  kmem_cache_alloc_node+0xe3/0x730
[  380.877939]  ? ipv6_get_ifaddr+0x42e/0x620
[  380.882179]  __alloc_skb+0x119/0x770
[  380.885888]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.891168]  ? netdev_alloc_frag+0x1f0/0x1f0
[  380.895587]  ? lock_downgrade+0x900/0x900
[  380.899754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.905290]  ? refcount_sub_and_test_checked+0x203/0x310
[  380.910742]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  380.916192]  ? addrconf_rs_timer+0x690/0x690
[  380.920607]  ndisc_alloc_skb+0x144/0x340
[  380.924671]  ndisc_send_rs+0x331/0x6e0
[  380.928559]  addrconf_rs_timer+0x314/0x690
[  380.932794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.937034]  call_timer_fn+0x272/0x920
[  380.940927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.945201]  ? process_timeout+0x40/0x40
[  380.949269]  ? __run_timers+0x7da/0xc70
[  380.953245]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.957734]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.962256]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.966501]  ? lockdep_hardirqs_on+0x296/0x5b0
[  380.971094]  ? trace_hardirqs_on+0xbd/0x310
[  380.975432]  ? kasan_check_read+0x11/0x20
[  380.979605]  ? __run_timers+0x7da/0xc70
[  380.983606]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.988709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.992960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.997190]  __run_timers+0x7e5/0xc70
[  381.001000]  ? timer_fixup_init+0x70/0x70
[  381.005152]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  381.010165]  ? zap_class+0x640/0x640
[  381.013878]  ? enqueue_hrtimer+0x1a5/0x560
[  381.018107]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  381.023304]  ? find_held_lock+0x36/0x1c0
[  381.027387]  ? zap_class+0x640/0x640
[  381.031113]  ? pvclock_read_flags+0x160/0x160
[  381.035614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.041153]  ? check_preemption_disabled+0x48/0x280
[  381.046216]  ? __lock_is_held+0xb5/0x140
[  381.050289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.055824]  ? check_preemption_disabled+0x48/0x280
[  381.060839]  run_timer_softirq+0x52/0xb0
[  381.064897]  ? rcu_read_lock_sched_held+0x14f/0x180
[  381.069907]  __do_softirq+0x308/0xb7e
[  381.073707]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  381.078198]  ? lock_downgrade+0x900/0x900
[  381.082348]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  381.087474]  ? pvclock_read_flags+0x160/0x160
[  381.091968]  ? lapic_next_event+0x5a/0x90
[  381.096128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.101677]  ? kvm_clock_read+0x18/0x30
[  381.105655]  ? kvm_sched_clock_read+0x9/0x20
[  381.110065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.115613]  ? check_preemption_disabled+0x48/0x280
[  381.120644]  irq_exit+0x17f/0x1c0
[  381.124155]  smp_apic_timer_interrupt+0x1cb/0x760
[  381.129028]  ? smp_reschedule_interrupt+0x109/0x650
[  381.134043]  ? smp_call_function_single_interrupt+0x650/0x650
[  381.139926]  ? interrupt_entry+0xb5/0xc0
[  381.143998]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.149029]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.154045]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.158884]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.163929]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.168956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.173814]  apic_timer_interrupt+0xf/0x20
[  381.178036]  </IRQ>
[  381.180294] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  381.186181] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  381.205076] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  381.212781] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  381.220045] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  381.227308] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  381.234574] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  381.241842] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  381.249158]  ? save_stack+0xa9/0xd0
[  381.252790]  __kmalloc_node_track_caller+0x3c/0x70
[  381.257718]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  381.262501]  pskb_expand_head+0x230/0x10f0
[  381.266732]  ? check_preemption_disabled+0x48/0x280
[  381.271775]  ? memcpy+0x45/0x50
[  381.275066]  ? __copy_skb_header+0x350/0x6b0
[  381.279475]  ? skb_release_data+0x880/0x880
[  381.283798]  ? __alloc_skb+0x770/0x770
[  381.287699]  ? __lock_is_held+0xb5/0x140
[  381.291761]  ? kasan_check_write+0x14/0x20
[  381.295991]  ? __skb_clone+0x6c7/0xa00
[  381.299874]  ? __copy_skb_header+0x6b0/0x6b0
[  381.304279]  ? kmem_cache_alloc+0x33a/0x730
[  381.308627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.314171]  skb_ensure_writable+0x3dd/0x640
[  381.318583]  ? skb_checksum_setup+0xaa0/0xaa0
[  381.323082]  ? preempt_notifier_register+0x200/0x200
[  381.328192]  ? __switch_to_asm+0x34/0x70
[  381.332265]  ? __switch_to_asm+0x34/0x70
[  381.336320]  ? __switch_to_asm+0x40/0x70
[  381.340379]  ? __switch_to_asm+0x34/0x70
[  381.344437]  ? __switch_to_asm+0x40/0x70
[  381.348495]  ? __switch_to_asm+0x40/0x70
[  381.352552]  ? __switch_to_asm+0x34/0x70
[  381.356611]  ? __switch_to_asm+0x34/0x70
[  381.360672]  ? __switch_to_asm+0x40/0x70
[  381.364730]  ? __switch_to_asm+0x34/0x70
[  381.368798]  bpf_clone_redirect+0x14a/0x490
[  381.373136]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  381.378187]  ? __sched_text_start+0x8/0x8
[  381.382339]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  381.387107]  ? find_held_lock+0x36/0x1c0
[  381.391182]  ? lock_acquire+0x1ed/0x520
[  381.395155]  ? bpf_test_run+0x3cb/0x780
[  381.399138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.404678]  ? check_preemption_disabled+0x48/0x280
[  381.409698]  ? kasan_check_read+0x11/0x20
[  381.413844]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.419127]  ? rcu_softirq_qs+0x20/0x20
[  381.423104]  ? preempt_schedule+0x4d/0x60
[  381.427263]  ? ___preempt_schedule+0x16/0x18
[  381.431700]  ? bpf_test_run+0x25d/0x780
[  381.435684]  ? netlink_diag_dump+0x2a0/0x2a0
[  381.440094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.445639]  ? bpf_test_init.isra.10+0x70/0x100
[  381.450324]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  381.455092]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  381.459937]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  381.465472]  ? fput+0x130/0x1a0
[  381.468748]  ? __bpf_prog_get+0x9b/0x290
[  381.472808]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  381.477654]  ? bpf_prog_test_run+0x130/0x1a0
[  381.482063]  ? __x64_sys_bpf+0x3d8/0x520
[  381.486130]  ? bpf_prog_get+0x20/0x20
[  381.489948]  ? do_syscall_64+0x1b9/0x820
[  381.494010]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  381.499411]  ? syscall_return_slowpath+0x5e0/0x5e0
[  381.504371]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.509226]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.514242]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  381.519436]  ? prepare_exit_to_usermode+0x291/0x3b0
[  381.524461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.529310]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  381.534701] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  381.534783] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.540841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.540849] Call Trace:
[  381.547408] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.556668]  <IRQ>
[  381.559235] syz-executor4 cpuset=syz4 mems_allowed=0
[  381.569706]  dump_stack+0x244/0x39d
[  381.580547]  ? dump_stack_print_info.cold.1+0x20/0x20
[  381.585743]  warn_alloc.cold.116+0xb7/0x1bd
[  381.590080]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.594923]  ? lock_downgrade+0x900/0x900
[  381.599072]  ? trace_hardirqs_off+0xb8/0x310
[  381.603482]  ? trace_hardirqs_off+0xb8/0x310
[  381.607909]  __alloc_pages_slowpath+0x26e8/0x2e10
[  381.612783]  ? warn_alloc+0x120/0x120
[  381.616597]  ? warn_alloc+0x120/0x120
[  381.620399]  ? warn_alloc+0x120/0x120
[  381.624295]  ? print_usage_bug+0xc0/0xc0
[  381.628371]  ? print_usage_bug+0xc0/0xc0
[  381.632424]  ? mark_held_locks+0x130/0x130
[  381.636653]  ? should_fail+0x22d/0xd01
[  381.640537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.646065]  ? should_fail+0x22d/0xd01
[  381.649964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.655064]  ? __lock_acquire+0x62f/0x4c20
[  381.659298]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.664411]  ? __lock_acquire+0x62f/0x4c20
[  381.668671]  ? should_fail+0x22d/0xd01
[  381.672587]  ? mark_held_locks+0x130/0x130
[  381.676820]  ? mark_held_locks+0x130/0x130
[  381.681046]  ? zap_class+0x640/0x640
[  381.684792]  ? zap_class+0x640/0x640
[  381.688520]  ? check_preemption_disabled+0x48/0x280
[  381.693540]  ? zap_class+0x640/0x640
[  381.697251]  ? print_usage_bug+0xc0/0xc0
[  381.701310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.706864]  ? check_preemption_disabled+0x48/0x280
[  381.712011]  ? __lock_is_held+0xb5/0x140
[  381.716073]  __alloc_pages_nodemask+0xa80/0xde0
[  381.720740]  ? zap_class+0x640/0x640
[  381.724456]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  381.729528]  ? find_held_lock+0x36/0x1c0
[  381.733591]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.738260]  ? lock_downgrade+0x900/0x900
[  381.742432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.748000]  cache_grow_begin+0xa5/0x8c0
[  381.752059]  ? do_raw_spin_unlock+0xa7/0x330
[  381.756489]  fallback_alloc+0x204/0x2e0
[  381.760469]  ____cache_alloc_node+0x1c7/0x1e0
[  381.764965]  kmem_cache_alloc_node+0xe3/0x730
[  381.769473]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.773715]  __alloc_skb+0x119/0x770
[  381.777426]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.782706]  ? netdev_alloc_frag+0x1f0/0x1f0
[  381.787127]  ? lock_downgrade+0x900/0x900
[  381.791298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.796850]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.802309]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.807760]  ? addrconf_rs_timer+0x690/0x690
[  381.812180]  ndisc_alloc_skb+0x144/0x340
[  381.816276]  ndisc_send_rs+0x331/0x6e0
[  381.820186]  addrconf_rs_timer+0x314/0x690
[  381.824434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.828674]  call_timer_fn+0x272/0x920
[  381.832584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.836815]  ? process_timeout+0x40/0x40
[  381.840883]  ? mark_held_locks+0xc7/0x130
[  381.845033]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.849520]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.854005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.858282]  ? lockdep_hardirqs_on+0x296/0x5b0
[  381.862861]  ? trace_hardirqs_on+0xbd/0x310
[  381.867182]  ? kasan_check_read+0x11/0x20
[  381.871337]  ? __run_timers+0x7da/0xc70
[  381.875308]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.880415]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.884640]  __run_timers+0x7e5/0xc70
[  381.888462]  ? timer_fixup_init+0x70/0x70
[  381.892608]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  381.897619]  ? zap_class+0x640/0x640
[  381.901332]  ? print_usage_bug+0xc0/0xc0
[  381.905393]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  381.910603]  ? find_held_lock+0x36/0x1c0
[  381.914660]  ? zap_class+0x640/0x640
[  381.918441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.923986]  ? check_preemption_disabled+0x48/0x280
[  381.929002]  ? __lock_is_held+0xb5/0x140
[  381.933061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.938591]  ? check_preemption_disabled+0x48/0x280
[  381.943615]  run_timer_softirq+0x52/0xb0
[  381.947669]  ? rcu_read_lock_sched_held+0x14f/0x180
[  381.952677]  __do_softirq+0x308/0xb7e
[  381.956495]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  381.960987]  ? lock_downgrade+0x900/0x900
[  381.965145]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  381.970252]  ? pvclock_read_flags+0x160/0x160
[  381.974766]  ? lapic_next_event+0x5a/0x90
[  381.978907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.984438]  ? kvm_clock_read+0x18/0x30
[  381.988424]  ? kvm_sched_clock_read+0x9/0x20
[  381.992830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.998420]  ? check_preemption_disabled+0x48/0x280
[  382.003439]  irq_exit+0x17f/0x1c0
[  382.006900]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.011732]  ? smp_reschedule_interrupt+0x109/0x650
[  382.016743]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.022636]  ? interrupt_entry+0xb5/0xc0
[  382.026711]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.031718]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.036730]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.041567]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.046573]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.051591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.056435]  apic_timer_interrupt+0xf/0x20
[  382.060691]  </IRQ>
[  382.062940] RIP: 0010:dump_stack+0x358/0x39d
[  382.067357] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  382.086284] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  382.093992] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  382.101297] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  382.108564] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  382.115848] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  382.123112] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  382.130409]  ? dump_stack+0x34f/0x39d
[  382.134222]  ? dump_stack_print_info.cold.1+0x20/0x20
[  382.139437]  ? mark_held_locks+0x130/0x130
[  382.143671]  ? mark_held_locks+0x130/0x130
[  382.147908]  dump_header+0x27b/0xf72
[  382.151634]  ? pagefault_out_of_memory+0x197/0x197
[  382.156582]  ? __lock_acquire+0x62f/0x4c20
[  382.160817]  ? percpu_ref_get_many+0x240/0x240
[  382.165404]  ? print_usage_bug+0xc0/0xc0
[  382.169476]  ? zap_class+0x640/0x640
[  382.173189]  ? print_usage_bug+0xc0/0xc0
[  382.177248]  ? print_usage_bug+0xc0/0xc0
[  382.181326]  ? zap_class+0x640/0x640
[  382.185086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.190673]  ? find_held_lock+0x36/0x1c0
[  382.194746]  ? mark_held_locks+0xc7/0x130
[  382.198895]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  382.203998]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  382.209099]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  382.213699]  ? trace_hardirqs_on+0xbd/0x310
[  382.218038]  ? kasan_check_read+0x11/0x20
[  382.222188]  ? ___ratelimit+0x3b4/0x672
[  382.226164]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.231265]  ? trace_hardirqs_on+0x310/0x310
[  382.235667]  ? lock_downgrade+0x900/0x900
[  382.239811]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  382.244930]  ? ___ratelimit+0x3b9/0x672
[  382.248913]  ? idr_get_free+0xf70/0xf70
[  382.252882]  ? find_held_lock+0x36/0x1c0
[  382.256964]  oom_kill_process.cold.27+0x10/0x903
[  382.261715]  ? zap_class+0x640/0x640
[  382.265424]  ? check_preemption_disabled+0x48/0x280
[  382.270450]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.275378]  ? kasan_check_read+0x11/0x20
[  382.279538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.284814]  ? oom_evaluate_task+0x540/0x540
[  382.289231]  ? find_held_lock+0x36/0x1c0
[  382.293313]  ? out_of_memory+0x974/0x1430
[  382.297463]  ? lock_downgrade+0x900/0x900
[  382.301611]  ? check_preemption_disabled+0x48/0x280
[  382.306626]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.311580]  ? kasan_check_read+0x11/0x20
[  382.315738]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.321011]  ? rcu_softirq_qs+0x20/0x20
[  382.325003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.330549]  ? oom_evaluate_task+0x302/0x540
[  382.334959]  out_of_memory+0xa84/0x1430
[  382.338941]  ? oom_killer_disable+0x3a0/0x3a0
[  382.343452]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  382.348397]  ? __ww_mutex_check_waiters+0x160/0x160
[  382.353553]  __alloc_pages_slowpath+0x2354/0x2e10
[  382.358421]  ? warn_alloc+0x120/0x120
[  382.362224]  ? mark_held_locks+0x130/0x130
[  382.366492]  ? find_get_entry+0xaae/0x1120
[  382.370737]  ? filemap_map_pages+0x1a20/0x1a20
[  382.375324]  ? zap_class+0x640/0x640
[  382.379046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.384584]  ? check_preemption_disabled+0x48/0x280
[  382.389597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.395148]  ? should_fail+0x22d/0xd01
[  382.399054]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.404163]  ? zap_class+0x640/0x640
[  382.407907]  ? __lock_is_held+0xb5/0x140
[  382.411973]  ? mark_held_locks+0x130/0x130
[  382.416223]  ? lock_release+0xa00/0xa00
[  382.420216]  ? perf_trace_sched_process_exec+0x860/0x860
[  382.425665]  ? xa_load+0x2ba/0x460
[  382.429236]  ? lock_downgrade+0x900/0x900
[  382.433400]  ? __might_sleep+0x95/0x190
[  382.437414]  __alloc_pages_nodemask+0xa80/0xde0
[  382.442085]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  382.447097]  ? __page_cache_alloc+0x191/0x5c0
[  382.451592]  ? xa_load+0x2e1/0x460
[  382.455168]  ? xa_clear_mark+0x40/0x40
[  382.459058]  ? zap_class+0x640/0x640
[  382.462775]  ? zap_class+0x640/0x640
[  382.466484]  ? zap_class+0x640/0x640
[  382.470197]  ? __do_page_cache_readahead+0x663/0x810
[  382.475321]  ? find_held_lock+0x36/0x1c0
[  382.479391]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  382.484962]  alloc_pages_current+0x173/0x350
[  382.489377]  __page_cache_alloc+0x38c/0x5c0
[  382.494152]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.499097]  ? kasan_check_read+0x11/0x20
[  382.503247]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.508521]  ? generic_perform_write+0x6a0/0x6a0
[  382.513274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.518809]  ? check_preemption_disabled+0x48/0x280
[  382.523832]  filemap_fault+0x1595/0x25f0
[  382.527906]  ? __lock_page_or_retry+0xa00/0xa00
[  382.532579]  ? mark_held_locks+0x130/0x130
[  382.536822]  ? filemap_map_pages+0xd6b/0x1a20
[  382.541330]  ? lock_downgrade+0x900/0x900
[  382.545508]  ? check_preemption_disabled+0x48/0x280
[  382.550525]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.555453]  ? kasan_check_read+0x11/0x20
[  382.559599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.564873]  ? rcu_softirq_qs+0x20/0x20
[  382.568858]  ? filemap_map_pages+0xd92/0x1a20
[  382.573361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.578924]  ? find_get_entries_tag+0x1400/0x1400
[  382.583774]  ? __lock_acquire+0x62f/0x4c20
[  382.588932]  ? lock_acquire+0x1ed/0x520
[  382.592903]  ? ext4_filemap_fault+0x7a/0xad
[  382.597232]  ? lock_release+0xa00/0xa00
[  382.601231]  ? perf_trace_sched_process_exec+0x860/0x860
[  382.606683]  ? print_usage_bug+0xc0/0xc0
[  382.610743]  ? print_usage_bug+0xc0/0xc0
[  382.614824]  ? down_read+0x8d/0x120
[  382.618449]  ? ext4_filemap_fault+0x7a/0xad
[  382.622770]  ? __down_interruptible+0x700/0x700
[  382.627449]  ext4_filemap_fault+0x82/0xad
[  382.631602]  __do_fault+0x100/0x6b0
[  382.635232]  ? pmd_devmap_trans_unstable+0x220/0x220
[  382.640338]  ? mark_held_locks+0x130/0x130
[  382.644573]  ? mark_held_locks+0x130/0x130
[  382.648808]  ? find_held_lock+0x36/0x1c0
[  382.652875]  ? find_held_lock+0x36/0x1c0
[  382.657022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.662599]  __handle_mm_fault+0x3ea0/0x5be0
[  382.667007]  ? poll_select_copy_remaining+0x18c/0x6a0
[  382.672199]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  382.677058]  ? __might_fault+0x12b/0x1e0
[  382.681115]  ? lock_downgrade+0x900/0x900
[  382.685307]  ? zap_class+0x640/0x640
[  382.689018]  ? zap_class+0x640/0x640
[  382.692780]  ? find_held_lock+0x36/0x1c0
[  382.696853]  ? handle_mm_fault+0x42a/0xc70
[  382.701085]  ? lock_downgrade+0x900/0x900
[  382.705231]  ? check_preemption_disabled+0x48/0x280
[  382.710252]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  382.715206]  ? kasan_check_read+0x11/0x20
[  382.719360]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.724631]  ? rcu_softirq_qs+0x20/0x20
[  382.728600]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.733701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.739249]  ? check_preemption_disabled+0x48/0x280
[  382.744272]  handle_mm_fault+0x54f/0xc70
[  382.748339]  ? __handle_mm_fault+0x5be0/0x5be0
[  382.752921]  ? find_vma+0x34/0x190
[  382.756479]  __do_page_fault+0x5e8/0xe60
[  382.760549]  ? trace_hardirqs_off+0xb8/0x310
[  382.764960]  do_page_fault+0xf2/0x7e0
[  382.768766]  ? vmalloc_sync_all+0x30/0x30
[  382.772909]  ? error_entry+0x70/0xd0
[  382.776621]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.781630]  ? trace_hardirqs_on_caller+0xc0/0x310
[  382.786556]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.791483]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.796323]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.801343]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.806828]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  382.811845]  ? prepare_exit_to_usermode+0x291/0x3b0
[  382.816861]  ? page_fault+0x8/0x30
[  382.820415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.825269]  ? page_fault+0x8/0x30
[  382.828804]  page_fault+0x1e/0x30
[  382.832255] RIP: 0033:0x7f00c9250dd3
[  382.835976] Code: Bad RIP value.
[  382.839333] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  382.844688] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  382.851951] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  382.859217] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  382.866524] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  382.873787] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  382.881066] warn_alloc_show_mem: 1 callbacks suppressed
[  382.881077] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  382.881078] Mem-Info:
[  382.881108] active_anon:48257 inactive_anon:195 isolated_anon:0
[  382.881108]  active_file:14 inactive_file:11 isolated_file:0
[  382.881108]  unevictable:0 dirty:0 writeback:0 unstable:0
[  382.881108]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  382.881108]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  382.881108]  free:13718 free_pcp:175 free_cma:0
[  382.886446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.893724] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  382.896138] Call Trace:
[  382.929019] 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
[  382.938373]  <IRQ>
[  382.965849] lowmem_reserve[]: 0 2818 6321 6321
[  382.968443]  dump_stack+0x244/0x39d
[  382.994524] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  382.996668]  ? dump_stack_print_info.cold.1+0x20/0x20
[  383.001223] lowmem_reserve[]: 0 0 3503 3503
[  383.004845]  warn_alloc.cold.116+0xb7/0x1bd
[  383.032313] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  383.037503]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.041798] lowmem_reserve[]: 0 0 0 0
[  383.046108]  ? lock_downgrade+0x900/0x900
[  383.074984] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  383.079833]  ? trace_hardirqs_off+0xb8/0x310
[  383.083601] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  383.087738]  ? trace_hardirqs_off+0xb8/0x310
[  383.101233] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  383.105660]  __alloc_pages_slowpath+0x26e8/0x2e10
[  383.120808] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  383.125219]  ? warn_alloc+0x120/0x120
[  383.140267] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  383.145110]  ? print_usage_bug+0xc0/0xc0
[  383.153925] 269 total pagecache pages
[  383.157715]  ? warn_alloc+0x120/0x120
[  383.166273] 0 pages in swap cache
[  383.170318]  ? warn_alloc+0x120/0x120
[  383.174094] Swap cache stats: add 0, delete 0, find 0/0
[  383.177879]  ? print_usage_bug+0xc0/0xc0
[  383.181309] Free swap  = 0kB
[  383.185101]  ? kvm_clock_read+0x18/0x30
[  383.190449] Total swap = 0kB
[  383.194530]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  383.197531] 1965979 pages RAM
[  383.201533]  ? print_usage_bug+0xc0/0xc0
[  383.204526] 0 pages HighMem/MovableOnly
[  383.209560]  ? __lock_acquire+0x62f/0x4c20
[  383.212639] 342853 pages reserved
[  383.216693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.220639] 0 pages cma reserved
[  383.224864]  ? should_fail+0x22d/0xd01
[  383.228343] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.233802]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.233819]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.233833]  ? __lock_acquire+0x62f/0x4c20
[  383.237290] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.241113]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.247581] init cpuset=/ mems_allowed=0
[  383.252843]  ? __lock_acquire+0x62f/0x4c20
[  383.285165]  ? should_fail+0x22d/0xd01
[  383.289062]  ? rcu_irq_exit+0x1a2/0x390
[  383.293039]  ? mark_held_locks+0x130/0x130
[  383.297278]  ? mark_held_locks+0x130/0x130
[  383.301528]  ? mark_held_locks+0xc7/0x130
[  383.305678]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  383.310689]  ? zap_class+0x640/0x640
[  383.314397]  ? print_usage_bug+0xc0/0xc0
[  383.318471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.324000]  ? check_preemption_disabled+0x48/0x280
[  383.329017]  ? __lock_is_held+0xb5/0x140
[  383.333080]  __alloc_pages_nodemask+0xa80/0xde0
[  383.337745]  ? zap_class+0x640/0x640
[  383.341465]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  383.346492]  ? find_held_lock+0x36/0x1c0
[  383.350577]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.355248]  ? lock_downgrade+0x900/0x900
[  383.359407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.364947]  cache_grow_begin+0xa5/0x8c0
[  383.369024]  ? do_raw_spin_unlock+0xa7/0x330
[  383.373443]  fallback_alloc+0x204/0x2e0
[  383.377425]  ____cache_alloc_node+0x1c7/0x1e0
[  383.381937]  kmem_cache_alloc_node+0xe3/0x730
[  383.386434]  ? ipv6_get_ifaddr+0x42e/0x620
[  383.390689]  __alloc_skb+0x119/0x770
[  383.394423]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.399700]  ? netdev_alloc_frag+0x1f0/0x1f0
[  383.404119]  ? lock_downgrade+0x900/0x900
[  383.408316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.413853]  ? refcount_sub_and_test_checked+0x203/0x310
[  383.419309]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  383.424757]  ? addrconf_rs_timer+0x690/0x690
[  383.429214]  ndisc_alloc_skb+0x144/0x340
[  383.433297]  ndisc_send_rs+0x331/0x6e0
[  383.437187]  addrconf_rs_timer+0x314/0x690
[  383.441427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.445685]  call_timer_fn+0x272/0x920
[  383.449591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.453831]  ? process_timeout+0x40/0x40
[  383.457891]  ? __run_timers+0x7da/0xc70
[  383.461891]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.466417]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.470915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.475152]  ? lockdep_hardirqs_on+0x296/0x5b0
[  383.479733]  ? trace_hardirqs_on+0xbd/0x310
[  383.484073]  ? kasan_check_read+0x11/0x20
[  383.488231]  ? __run_timers+0x7da/0xc70
[  383.492217]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.497344]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.501586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.505831]  __run_timers+0x7e5/0xc70
[  383.509659]  ? timer_fixup_init+0x70/0x70
[  383.513819]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  383.518865]  ? zap_class+0x640/0x640
[  383.522610]  ? enqueue_hrtimer+0x1a5/0x560
[  383.526856]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  383.532049]  ? find_held_lock+0x36/0x1c0
[  383.536112]  ? zap_class+0x640/0x640
[  383.539848]  ? pvclock_read_flags+0x160/0x160
[  383.544346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.549888]  ? check_preemption_disabled+0x48/0x280
[  383.554940]  ? __lock_is_held+0xb5/0x140
[  383.559001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.564540]  ? check_preemption_disabled+0x48/0x280
[  383.569558]  run_timer_softirq+0x52/0xb0
[  383.573620]  ? rcu_read_lock_sched_held+0x14f/0x180
[  383.578643]  __do_softirq+0x308/0xb7e
[  383.582448]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  383.586946]  ? lock_downgrade+0x900/0x900
[  383.591110]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  383.596226]  ? pvclock_read_flags+0x160/0x160
[  383.600727]  ? lapic_next_event+0x5a/0x90
[  383.604875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.610414]  ? kvm_clock_read+0x18/0x30
[  383.614386]  ? kvm_sched_clock_read+0x9/0x20
[  383.618805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.624788]  ? check_preemption_disabled+0x48/0x280
[  383.629809]  irq_exit+0x17f/0x1c0
[  383.633268]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.638112]  ? smp_reschedule_interrupt+0x109/0x650
[  383.643155]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.649035]  ? interrupt_entry+0xb5/0xc0
[  383.653105]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.658136]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.663260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.668286]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.673334]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.678562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.683412]  apic_timer_interrupt+0xf/0x20
[  383.687639]  </IRQ>
[  383.689885] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  383.695769] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  383.714668] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  383.722374] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  383.729643] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  383.736912] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  383.744186] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  383.751477] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  383.758780]  ? save_stack+0xa9/0xd0
[  383.762419]  __kmalloc_node_track_caller+0x3c/0x70
[  383.767351]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  383.772114]  pskb_expand_head+0x230/0x10f0
[  383.776362]  ? check_preemption_disabled+0x48/0x280
[  383.781390]  ? memcpy+0x45/0x50
[  383.784674]  ? __copy_skb_header+0x350/0x6b0
[  383.789090]  ? skb_release_data+0x880/0x880
[  383.793414]  ? __alloc_skb+0x770/0x770
[  383.797337]  ? __lock_is_held+0xb5/0x140
[  383.801401]  ? kasan_check_write+0x14/0x20
[  383.805630]  ? __skb_clone+0x6c7/0xa00
[  383.809520]  ? __copy_skb_header+0x6b0/0x6b0
[  383.813955]  ? kmem_cache_alloc+0x33a/0x730
[  383.818275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.823819]  skb_ensure_writable+0x3dd/0x640
[  383.828229]  ? skb_checksum_setup+0xaa0/0xaa0
[  383.832742]  ? preempt_notifier_register+0x200/0x200
[  383.837848]  ? __switch_to_asm+0x34/0x70
[  383.841945]  ? __switch_to_asm+0x34/0x70
[  383.846000]  ? __switch_to_asm+0x40/0x70
[  383.850055]  ? __switch_to_asm+0x34/0x70
[  383.854112]  ? __switch_to_asm+0x40/0x70
[  383.858233]  ? __switch_to_asm+0x40/0x70
[  383.862311]  ? __switch_to_asm+0x34/0x70
[  383.866370]  ? __switch_to_asm+0x34/0x70
[  383.870426]  ? __switch_to_asm+0x40/0x70
[  383.874490]  ? __switch_to_asm+0x34/0x70
[  383.878571]  bpf_clone_redirect+0x14a/0x490
[  383.882895]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  383.887912]  ? __sched_text_start+0x8/0x8
[  383.892073]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  383.896852]  ? find_held_lock+0x36/0x1c0
[  383.900932]  ? lock_acquire+0x1ed/0x520
[  383.904907]  ? bpf_test_run+0x3cb/0x780
[  383.908903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.914471]  ? check_preemption_disabled+0x48/0x280
[  383.919487]  ? kasan_check_read+0x11/0x20
[  383.923639]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.928923]  ? rcu_softirq_qs+0x20/0x20
[  383.932921]  ? preempt_schedule+0x4d/0x60
[  383.937099]  ? ___preempt_schedule+0x16/0x18
[  383.941526]  ? bpf_test_run+0x25d/0x780
[  383.945510]  ? netlink_diag_dump+0x2a0/0x2a0
[  383.949933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.955492]  ? bpf_test_init.isra.10+0x70/0x100
[  383.960197]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  383.964957]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  383.969798]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  383.975332]  ? fput+0x130/0x1a0
[  383.978617]  ? __bpf_prog_get+0x9b/0x290
[  383.982694]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  383.987534]  ? bpf_prog_test_run+0x130/0x1a0
[  383.991942]  ? __x64_sys_bpf+0x3d8/0x520
[  383.996008]  ? bpf_prog_get+0x20/0x20
[  383.999830]  ? do_syscall_64+0x1b9/0x820
[  384.003887]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  384.009258]  ? syscall_return_slowpath+0x5e0/0x5e0
[  384.014186]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.019026]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.024043]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  384.029060]  ? prepare_exit_to_usermode+0x291/0x3b0
[  384.034094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.038975]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  384.044355] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  384.044414] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.050499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.050508] Call Trace:
[  384.057094] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.066364]  <IRQ>
[  384.068932] syz-executor4 cpuset=syz4 mems_allowed=0
[  384.079420]  dump_stack+0x244/0x39d
[  384.090316]  ? dump_stack_print_info.cold.1+0x20/0x20
[  384.095537]  warn_alloc.cold.116+0xb7/0x1bd
[  384.099898]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.104750]  ? lock_downgrade+0x900/0x900
[  384.108908]  ? trace_hardirqs_off+0xb8/0x310
[  384.113364]  ? trace_hardirqs_off+0xb8/0x310
[  384.117776]  __alloc_pages_slowpath+0x26e8/0x2e10
[  384.122637]  ? warn_alloc+0x120/0x120
[  384.126450]  ? print_usage_bug+0xc0/0xc0
[  384.130515]  ? warn_alloc+0x120/0x120
[  384.134314]  ? warn_alloc+0x120/0x120
[  384.138141]  ? print_usage_bug+0xc0/0xc0
[  384.142233]  ? print_usage_bug+0xc0/0xc0
[  384.146355]  ? __lock_acquire+0x62f/0x4c20
[  384.150592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.156164]  ? should_fail+0x22d/0xd01
[  384.160085]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.165189]  ? __lock_acquire+0x62f/0x4c20
[  384.169457]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.174552]  ? __lock_acquire+0x62f/0x4c20
[  384.178781]  ? should_fail+0x22d/0xd01
[  384.182666]  ? find_held_lock+0x36/0x1c0
[  384.186737]  ? mark_held_locks+0x130/0x130
[  384.190973]  ? mark_held_locks+0x130/0x130
[  384.195219]  ? zap_class+0x640/0x640
[  384.198932]  ? zap_class+0x640/0x640
[  384.202666]  ? print_usage_bug+0xc0/0xc0
[  384.206723]  ? do_raw_spin_unlock+0xa7/0x330
[  384.211141]  ? zap_class+0x640/0x640
[  384.214872]  ? print_usage_bug+0xc0/0xc0
[  384.218931]  ? wq_watchdog_touch+0x9c/0xfe
[  384.223172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.228710]  ? check_preemption_disabled+0x48/0x280
[  384.233737]  ? __lock_is_held+0xb5/0x140
[  384.237803]  __alloc_pages_nodemask+0xa80/0xde0
[  384.242483]  ? zap_class+0x640/0x640
[  384.246204]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  384.251236]  ? find_held_lock+0x36/0x1c0
[  384.255306]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.259996]  ? lock_downgrade+0x900/0x900
[  384.264165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.269732]  cache_grow_begin+0xa5/0x8c0
[  384.273799]  ? do_raw_spin_unlock+0xa7/0x330
[  384.278214]  fallback_alloc+0x204/0x2e0
[  384.282193]  ____cache_alloc_node+0x1c7/0x1e0
[  384.286697]  kmem_cache_alloc_node+0xe3/0x730
[  384.291192]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.295438]  __alloc_skb+0x119/0x770
[  384.299158]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.304452]  ? netdev_alloc_frag+0x1f0/0x1f0
[  384.308870]  ? lock_downgrade+0x900/0x900
[  384.313025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.318592]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.324051]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.329500]  ? addrconf_rs_timer+0x690/0x690
[  384.333917]  ndisc_alloc_skb+0x144/0x340
[  384.337986]  ndisc_send_rs+0x331/0x6e0
[  384.341882]  addrconf_rs_timer+0x314/0x690
[  384.346132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.350384]  call_timer_fn+0x272/0x920
[  384.354274]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.358513]  ? process_timeout+0x40/0x40
[  384.362584]  ? mark_held_locks+0xc7/0x130
[  384.366733]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.371266]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.375761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.380006]  ? lockdep_hardirqs_on+0x296/0x5b0
[  384.384589]  ? trace_hardirqs_on+0xbd/0x310
[  384.388930]  ? kasan_check_read+0x11/0x20
[  384.393098]  ? __run_timers+0x7da/0xc70
[  384.397079]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.402190]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.406436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.410696]  __run_timers+0x7e5/0xc70
[  384.414527]  ? timer_fixup_init+0x70/0x70
[  384.418705]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.423738]  ? zap_class+0x640/0x640
[  384.427455]  ? print_usage_bug+0xc0/0xc0
[  384.431527]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  384.436746]  ? find_held_lock+0x36/0x1c0
[  384.440805]  ? zap_class+0x640/0x640
[  384.444514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.450057]  ? check_preemption_disabled+0x48/0x280
[  384.455072]  ? __lock_is_held+0xb5/0x140
[  384.459130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.464682]  ? check_preemption_disabled+0x48/0x280
[  384.469712]  run_timer_softirq+0x52/0xb0
[  384.473779]  ? rcu_read_lock_sched_held+0x14f/0x180
[  384.478799]  __do_softirq+0x308/0xb7e
[  384.482626]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  384.487111]  ? lock_downgrade+0x900/0x900
[  384.491786]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  384.496894]  ? pvclock_read_flags+0x160/0x160
[  384.501384]  ? lapic_next_event+0x5a/0x90
[  384.505541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.511079]  ? kvm_clock_read+0x18/0x30
[  384.515051]  ? kvm_sched_clock_read+0x9/0x20
[  384.519459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.524992]  ? check_preemption_disabled+0x48/0x280
[  384.530152]  irq_exit+0x17f/0x1c0
[  384.533603]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.538454]  ? smp_reschedule_interrupt+0x109/0x650
[  384.543472]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.549348]  ? interrupt_entry+0xb5/0xc0
[  384.553417]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.558459]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.563470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.568306]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.573328]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.578351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.583196]  apic_timer_interrupt+0xf/0x20
[  384.587423]  </IRQ>
[  384.589659] RIP: 0010:dump_stack+0x358/0x39d
[  384.594066] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  384.612960] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  384.620664] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  384.627929] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  384.635220] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  384.642481] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  384.649746] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  384.657025]  ? dump_stack+0x34f/0x39d
[  384.660832]  ? dump_stack_print_info.cold.1+0x20/0x20
[  384.666024]  ? mark_held_locks+0x130/0x130
[  384.670276]  ? mark_held_locks+0x130/0x130
[  384.674508]  dump_header+0x27b/0xf72
[  384.678263]  ? pagefault_out_of_memory+0x197/0x197
[  384.683200]  ? __lock_acquire+0x62f/0x4c20
[  384.687446]  ? percpu_ref_get_many+0x240/0x240
[  384.692030]  ? print_usage_bug+0xc0/0xc0
[  384.696093]  ? zap_class+0x640/0x640
[  384.699812]  ? print_usage_bug+0xc0/0xc0
[  384.703872]  ? print_usage_bug+0xc0/0xc0
[  384.707931]  ? zap_class+0x640/0x640
[  384.711644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.717185]  ? find_held_lock+0x36/0x1c0
[  384.721294]  ? mark_held_locks+0xc7/0x130
[  384.725442]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  384.730545]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  384.735652]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  384.740233]  ? trace_hardirqs_on+0xbd/0x310
[  384.744551]  ? kasan_check_read+0x11/0x20
[  384.748699]  ? ___ratelimit+0x3b4/0x672
[  384.752674]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.757778]  ? trace_hardirqs_on+0x310/0x310
[  384.762190]  ? lock_downgrade+0x900/0x900
[  384.766356]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  384.771469]  ? ___ratelimit+0x3b9/0x672
[  384.775488]  ? idr_get_free+0xf70/0xf70
[  384.779463]  ? find_held_lock+0x36/0x1c0
[  384.783558]  oom_kill_process.cold.27+0x10/0x903
[  384.788323]  ? zap_class+0x640/0x640
[  384.792049]  ? check_preemption_disabled+0x48/0x280
[  384.797093]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  384.802024]  ? kasan_check_read+0x11/0x20
[  384.806182]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.811462]  ? oom_evaluate_task+0x540/0x540
[  384.815867]  ? find_held_lock+0x36/0x1c0
[  384.819932]  ? out_of_memory+0x974/0x1430
[  384.824076]  ? lock_downgrade+0x900/0x900
[  384.828248]  ? check_preemption_disabled+0x48/0x280
[  384.833293]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  384.838249]  ? kasan_check_read+0x11/0x20
[  384.842390]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.847661]  ? rcu_softirq_qs+0x20/0x20
[  384.851699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.857250]  ? oom_evaluate_task+0x302/0x540
[  384.861658]  out_of_memory+0xa84/0x1430
[  384.865637]  ? oom_killer_disable+0x3a0/0x3a0
[  384.870136]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  384.875071]  ? __ww_mutex_check_waiters+0x160/0x160
[  384.880093]  __alloc_pages_slowpath+0x2354/0x2e10
[  384.884992]  ? warn_alloc+0x120/0x120
[  384.888797]  ? mark_held_locks+0x130/0x130
[  384.893046]  ? find_get_entry+0xaae/0x1120
[  384.897299]  ? filemap_map_pages+0x1a20/0x1a20
[  384.901877]  ? zap_class+0x640/0x640
[  384.905587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.911118]  ? check_preemption_disabled+0x48/0x280
[  384.916154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.921707]  ? should_fail+0x22d/0xd01
[  384.925607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.930707]  ? zap_class+0x640/0x640
[  384.934445]  ? __lock_is_held+0xb5/0x140
[  384.938528]  ? mark_held_locks+0x130/0x130
[  384.942761]  ? lock_release+0xa00/0xa00
[  384.946746]  ? perf_trace_sched_process_exec+0x860/0x860
[  384.952196]  ? xa_load+0x2ba/0x460
[  384.955734]  ? lock_downgrade+0x900/0x900
[  384.959898]  ? __might_sleep+0x95/0x190
[  384.963875]  __alloc_pages_nodemask+0xa80/0xde0
[  384.968550]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  384.973575]  ? __page_cache_alloc+0x191/0x5c0
[  384.978070]  ? xa_load+0x2e1/0x460
[  384.981611]  ? xa_clear_mark+0x40/0x40
[  384.985513]  ? zap_class+0x640/0x640
[  384.989261]  ? zap_class+0x640/0x640
[  384.992991]  ? zap_class+0x640/0x640
[  384.996707]  ? __do_page_cache_readahead+0x663/0x810
[  385.001817]  ? find_held_lock+0x36/0x1c0
[  385.005879]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  385.011453]  alloc_pages_current+0x173/0x350
[  385.015866]  __page_cache_alloc+0x38c/0x5c0
[  385.020186]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.025113]  ? kasan_check_read+0x11/0x20
[  385.029266]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.034541]  ? generic_perform_write+0x6a0/0x6a0
[  385.039295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.044828]  ? check_preemption_disabled+0x48/0x280
[  385.049846]  filemap_fault+0x1595/0x25f0
[  385.053915]  ? __lock_page_or_retry+0xa00/0xa00
[  385.058584]  ? mark_held_locks+0x130/0x130
[  385.062822]  ? filemap_map_pages+0xd6b/0x1a20
[  385.067323]  ? lock_downgrade+0x900/0x900
[  385.071466]  ? check_preemption_disabled+0x48/0x280
[  385.076499]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.081425]  ? kasan_check_read+0x11/0x20
[  385.085606]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.090878]  ? rcu_softirq_qs+0x20/0x20
[  385.094861]  ? filemap_map_pages+0xd92/0x1a20
[  385.099357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.104914]  ? find_get_entries_tag+0x1400/0x1400
[  385.109762]  ? __lock_acquire+0x62f/0x4c20
[  385.114008]  ? lock_acquire+0x1ed/0x520
[  385.117982]  ? ext4_filemap_fault+0x7a/0xad
[  385.122329]  ? lock_release+0xa00/0xa00
[  385.126301]  ? perf_trace_sched_process_exec+0x860/0x860
[  385.131755]  ? print_usage_bug+0xc0/0xc0
[  385.135815]  ? print_usage_bug+0xc0/0xc0
[  385.139884]  ? down_read+0x8d/0x120
[  385.143509]  ? ext4_filemap_fault+0x7a/0xad
[  385.147835]  ? __down_interruptible+0x700/0x700
[  385.152514]  ext4_filemap_fault+0x82/0xad
[  385.156676]  __do_fault+0x100/0x6b0
[  385.160306]  ? pmd_devmap_trans_unstable+0x220/0x220
[  385.165412]  ? mark_held_locks+0x130/0x130
[  385.169670]  ? mark_held_locks+0x130/0x130
[  385.173907]  ? find_held_lock+0x36/0x1c0
[  385.177970]  ? find_held_lock+0x36/0x1c0
[  385.182033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.187572]  __handle_mm_fault+0x3ea0/0x5be0
[  385.191975]  ? poll_select_copy_remaining+0x18c/0x6a0
[  385.197180]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  385.202030]  ? __might_fault+0x12b/0x1e0
[  385.206095]  ? lock_downgrade+0x900/0x900
[  385.210256]  ? zap_class+0x640/0x640
[  385.213965]  ? zap_class+0x640/0x640
[  385.217680]  ? find_held_lock+0x36/0x1c0
[  385.221744]  ? handle_mm_fault+0x42a/0xc70
[  385.225978]  ? lock_downgrade+0x900/0x900
[  385.230163]  ? check_preemption_disabled+0x48/0x280
[  385.235211]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.240153]  ? kasan_check_read+0x11/0x20
[  385.244296]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.249629]  ? rcu_softirq_qs+0x20/0x20
[  385.253602]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.258725]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.264264]  ? check_preemption_disabled+0x48/0x280
[  385.269286]  handle_mm_fault+0x54f/0xc70
[  385.273346]  ? __handle_mm_fault+0x5be0/0x5be0
[  385.277929]  ? find_vma+0x34/0x190
[  385.281478]  __do_page_fault+0x5e8/0xe60
[  385.285532]  ? trace_hardirqs_off+0xb8/0x310
[  385.289972]  do_page_fault+0xf2/0x7e0
[  385.293780]  ? vmalloc_sync_all+0x30/0x30
[  385.297926]  ? error_entry+0x70/0xd0
[  385.301635]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.306646]  ? trace_hardirqs_on_caller+0xc0/0x310
[  385.311571]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.316509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.321359]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.326369]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.331816]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  385.336831]  ? prepare_exit_to_usermode+0x291/0x3b0
[  385.341843]  ? page_fault+0x8/0x30
[  385.345386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.350258]  ? page_fault+0x8/0x30
[  385.353794]  page_fault+0x1e/0x30
[  385.357240] RIP: 0033:0x7f00c9250dd3
[  385.360988] Code: Bad RIP value.
[  385.364366] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  385.369742] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  385.377025] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  385.384290] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  385.391554] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  385.398819] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  385.406113] warn_alloc_show_mem: 1 callbacks suppressed
[  385.406132] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  385.406133] Mem-Info:
[  385.406169] active_anon:48257 inactive_anon:195 isolated_anon:0
[  385.406169]  active_file:14 inactive_file:11 isolated_file:0
[  385.406169]  unevictable:0 dirty:0 writeback:0 unstable:0
[  385.406169]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  385.406169]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  385.406169]  free:13718 free_pcp:175 free_cma:0
[  385.411503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.418804] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  385.421199] Call Trace:
[  385.454066] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  385.463413]  <IRQ>
[  385.490890] lowmem_reserve[]: 0 2818 6321 6321
[  385.493480]  dump_stack+0x244/0x39d
[  385.519573] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  385.521716]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.526273] lowmem_reserve[]: 0 0 3503 3503
[  385.529902]  warn_alloc.cold.116+0xb7/0x1bd
[  385.557378] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  385.562568]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.566861] lowmem_reserve[]: 0 0 0 0
[  385.571193]  ? lock_downgrade+0x900/0x900
[  385.600054] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  385.604894]  ? trace_hardirqs_off+0xb8/0x310
[  385.608667] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  385.612808]  ? trace_hardirqs_off+0xb8/0x310
[  385.626405] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  385.630838]  __alloc_pages_slowpath+0x26e8/0x2e10
[  385.645986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  385.650407]  ? warn_alloc+0x120/0x120
[  385.665452] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  385.670282]  ? print_usage_bug+0xc0/0xc0
[  385.679093] 269 total pagecache pages
[  385.682885]  ? warn_alloc+0x120/0x120
[  385.691453] 0 pages in swap cache
[  385.695510]  ? warn_alloc+0x120/0x120
[  385.699305] Swap cache stats: add 0, delete 0, find 0/0
[  385.703105]  ? print_usage_bug+0xc0/0xc0
[  385.706534] Free swap  = 0kB
[  385.710330]  ? kvm_clock_read+0x18/0x30
[  385.715670] Total swap = 0kB
[  385.719729]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  385.722724] 1965979 pages RAM
[  385.726716]  ? print_usage_bug+0xc0/0xc0
[  385.729738] 0 pages HighMem/MovableOnly
[  385.734747]  ? __lock_acquire+0x62f/0x4c20
[  385.737842] 342853 pages reserved
[  385.741926]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.745872] 0 pages cma reserved
[  385.750099]  ? should_fail+0x22d/0xd01
[  385.753628] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.759059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.759078]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.762482] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.766311]  ? __lock_acquire+0x62f/0x4c20
[  385.772776] init cpuset=/ mems_allowed=0
[  385.778046]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.806164]  ? __lock_acquire+0x62f/0x4c20
[  385.810397]  ? should_fail+0x22d/0xd01
[  385.814298]  ? rcu_irq_exit+0x1a2/0x390
[  385.818284]  ? mark_held_locks+0x130/0x130
[  385.822542]  ? mark_held_locks+0x130/0x130
[  385.826797]  ? mark_held_locks+0xc7/0x130
[  385.830942]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  385.835955]  ? zap_class+0x640/0x640
[  385.839667]  ? print_usage_bug+0xc0/0xc0
[  385.843732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.849299]  ? check_preemption_disabled+0x48/0x280
[  385.854336]  ? __lock_is_held+0xb5/0x140
[  385.858402]  __alloc_pages_nodemask+0xa80/0xde0
[  385.863067]  ? zap_class+0x640/0x640
[  385.866782]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  385.871803]  ? find_held_lock+0x36/0x1c0
[  385.875898]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.880562]  ? lock_downgrade+0x900/0x900
[  385.884709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.890287]  cache_grow_begin+0xa5/0x8c0
[  385.894351]  ? do_raw_spin_unlock+0xa7/0x330
[  385.898761]  fallback_alloc+0x204/0x2e0
[  385.902738]  ____cache_alloc_node+0x1c7/0x1e0
[  385.907231]  kmem_cache_alloc_node+0xe3/0x730
[  385.911728]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.915973]  __alloc_skb+0x119/0x770
[  385.919681]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.924955]  ? netdev_alloc_frag+0x1f0/0x1f0
[  385.929368]  ? lock_downgrade+0x900/0x900
[  385.933526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.939059]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.944526]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.949973]  ? addrconf_rs_timer+0x690/0x690
[  385.954394]  ndisc_alloc_skb+0x144/0x340
[  385.958467]  ndisc_send_rs+0x331/0x6e0
[  385.962376]  addrconf_rs_timer+0x314/0x690
[  385.966632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.970876]  call_timer_fn+0x272/0x920
[  385.974757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.978986]  ? process_timeout+0x40/0x40
[  385.983050]  ? __run_timers+0x7da/0xc70
[  385.987034]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.991539]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.996047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.000284]  ? lockdep_hardirqs_on+0x296/0x5b0
[  386.004870]  ? trace_hardirqs_on+0xbd/0x310
[  386.009250]  ? kasan_check_read+0x11/0x20
[  386.013399]  ? __run_timers+0x7da/0xc70
[  386.017390]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.022515]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.026756]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.030985]  __run_timers+0x7e5/0xc70
[  386.034796]  ? timer_fixup_init+0x70/0x70
[  386.038943]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  386.043960]  ? zap_class+0x640/0x640
[  386.047679]  ? enqueue_hrtimer+0x1a5/0x560
[  386.051931]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  386.057134]  ? find_held_lock+0x36/0x1c0
[  386.061213]  ? zap_class+0x640/0x640
[  386.064929]  ? pvclock_read_flags+0x160/0x160
[  386.069425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.074963]  ? check_preemption_disabled+0x48/0x280
[  386.079984]  ? __lock_is_held+0xb5/0x140
[  386.084044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.089580]  ? check_preemption_disabled+0x48/0x280
[  386.094605]  run_timer_softirq+0x52/0xb0
[  386.098695]  ? rcu_read_lock_sched_held+0x14f/0x180
[  386.103715]  __do_softirq+0x308/0xb7e
[  386.107521]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  386.112014]  ? lock_downgrade+0x900/0x900
[  386.116180]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  386.121307]  ? pvclock_read_flags+0x160/0x160
[  386.125804]  ? lapic_next_event+0x5a/0x90
[  386.129952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.135493]  ? kvm_clock_read+0x18/0x30
[  386.139465]  ? kvm_sched_clock_read+0x9/0x20
[  386.143878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.149467]  ? check_preemption_disabled+0x48/0x280
[  386.154538]  irq_exit+0x17f/0x1c0
[  386.157995]  smp_apic_timer_interrupt+0x1cb/0x760
[  386.162841]  ? smp_reschedule_interrupt+0x109/0x650
[  386.167861]  ? smp_call_function_single_interrupt+0x650/0x650
[  386.173747]  ? interrupt_entry+0xb5/0xc0
[  386.177819]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.182834]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.187863]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.192712]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.197760]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.202800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.207655]  apic_timer_interrupt+0xf/0x20
[  386.211910]  </IRQ>
[  386.214166] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  386.220052] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  386.238982] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  386.246687] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  386.253949] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  386.261229] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  386.268493] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  386.275773] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  386.283087]  ? save_stack+0xa9/0xd0
[  386.286739]  __kmalloc_node_track_caller+0x3c/0x70
[  386.291678]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  386.296437]  pskb_expand_head+0x230/0x10f0
[  386.300671]  ? check_preemption_disabled+0x48/0x280
[  386.305716]  ? memcpy+0x45/0x50
[  386.309009]  ? __copy_skb_header+0x350/0x6b0
[  386.313413]  ? skb_release_data+0x880/0x880
[  386.317731]  ? __alloc_skb+0x770/0x770
[  386.321619]  ? __lock_is_held+0xb5/0x140
[  386.325683]  ? kasan_check_write+0x14/0x20
[  386.329910]  ? __skb_clone+0x6c7/0xa00
[  386.333797]  ? __copy_skb_header+0x6b0/0x6b0
[  386.338198]  ? kmem_cache_alloc+0x33a/0x730
[  386.342521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.348073]  skb_ensure_writable+0x3dd/0x640
[  386.352491]  ? skb_checksum_setup+0xaa0/0xaa0
[  386.356987]  ? preempt_notifier_register+0x200/0x200
[  386.362087]  ? __switch_to_asm+0x34/0x70
[  386.366152]  ? __switch_to_asm+0x34/0x70
[  386.370216]  ? __switch_to_asm+0x40/0x70
[  386.374271]  ? __switch_to_asm+0x34/0x70
[  386.378346]  ? __switch_to_asm+0x40/0x70
[  386.382445]  ? __switch_to_asm+0x40/0x70
[  386.386520]  ? __switch_to_asm+0x34/0x70
[  386.390596]  ? __switch_to_asm+0x34/0x70
[  386.394657]  ? __switch_to_asm+0x40/0x70
[  386.398716]  ? __switch_to_asm+0x34/0x70
[  386.402778]  bpf_clone_redirect+0x14a/0x490
[  386.407105]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  386.412138]  ? __sched_text_start+0x8/0x8
[  386.416288]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  386.421052]  ? find_held_lock+0x36/0x1c0
[  386.425149]  ? lock_acquire+0x1ed/0x520
[  386.429118]  ? bpf_test_run+0x3cb/0x780
[  386.433109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.438654]  ? check_preemption_disabled+0x48/0x280
[  386.443674]  ? kasan_check_read+0x11/0x20
[  386.447817]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.453089]  ? rcu_softirq_qs+0x20/0x20
[  386.457059]  ? preempt_schedule+0x4d/0x60
[  386.461226]  ? ___preempt_schedule+0x16/0x18
[  386.465677]  ? bpf_test_run+0x25d/0x780
[  386.469687]  ? netlink_diag_dump+0x2a0/0x2a0
[  386.474109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.479664]  ? bpf_test_init.isra.10+0x70/0x100
[  386.484333]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  386.489183]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  386.494220]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  386.499758]  ? fput+0x130/0x1a0
[  386.503031]  ? __bpf_prog_get+0x9b/0x290
[  386.507088]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  386.511923]  ? bpf_prog_test_run+0x130/0x1a0
[  386.516345]  ? __x64_sys_bpf+0x3d8/0x520
[  386.520445]  ? bpf_prog_get+0x20/0x20
[  386.524264]  ? do_syscall_64+0x1b9/0x820
[  386.528329]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  386.533693]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.538641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.543493]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.548514]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  386.553531]  ? prepare_exit_to_usermode+0x291/0x3b0
[  386.558568]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.563423]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  386.568808] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  386.568889] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  386.574949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.574954] Call Trace:
[  386.574960]  <IRQ>
[  386.574976]  dump_stack+0x244/0x39d
[  386.574997]  ? dump_stack_print_info.cold.1+0x20/0x20
[  386.581527] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.591831]  warn_alloc.cold.116+0xb7/0x1bd
[  386.594386] syz-executor4 cpuset=syz4 mems_allowed=0
[  386.596530]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.630042]  ? lock_downgrade+0x900/0x900
[  386.634198]  ? trace_hardirqs_off+0xb8/0x310
[  386.638624]  ? trace_hardirqs_off+0xb8/0x310
[  386.643035]  __alloc_pages_slowpath+0x26e8/0x2e10
[  386.647894]  ? warn_alloc+0x120/0x120
[  386.651693]  ? print_usage_bug+0xc0/0xc0
[  386.655752]  ? warn_alloc+0x120/0x120
[  386.659553]  ? zap_class+0x640/0x640
[  386.663273]  ? warn_alloc+0x120/0x120
[  386.667071]  ? print_usage_bug+0xc0/0xc0
[  386.671140]  ? print_usage_bug+0xc0/0xc0
[  386.675206]  ? __lock_acquire+0x62f/0x4c20
[  386.679447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.684981]  ? should_fail+0x22d/0xd01
[  386.688866]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.693980]  ? __lock_acquire+0x62f/0x4c20
[  386.698226]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.703325]  ? __lock_acquire+0x62f/0x4c20
[  386.707551]  ? should_fail+0x22d/0xd01
[  386.711432]  ? find_held_lock+0x36/0x1c0
[  386.715511]  ? mark_held_locks+0x130/0x130
[  386.719763]  ? mark_held_locks+0x130/0x130
[  386.723992]  ? zap_class+0x640/0x640
[  386.727705]  ? zap_class+0x640/0x640
[  386.731431]  ? print_usage_bug+0xc0/0xc0
[  386.735511]  ? do_raw_spin_unlock+0xa7/0x330
[  386.739929]  ? zap_class+0x640/0x640
[  386.743639]  ? print_usage_bug+0xc0/0xc0
[  386.747739]  ? wq_watchdog_touch+0x9c/0xfe
[  386.751970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.757500]  ? check_preemption_disabled+0x48/0x280
[  386.762535]  ? __lock_is_held+0xb5/0x140
[  386.766613]  __alloc_pages_nodemask+0xa80/0xde0
[  386.771278]  ? zap_class+0x640/0x640
[  386.774996]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  386.780017]  ? find_held_lock+0x36/0x1c0
[  386.784085]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.788752]  ? lock_downgrade+0x900/0x900
[  386.792921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.798488]  cache_grow_begin+0xa5/0x8c0
[  386.802544]  ? do_raw_spin_unlock+0xa7/0x330
[  386.806956]  fallback_alloc+0x204/0x2e0
[  386.810933]  ____cache_alloc_node+0x1c7/0x1e0
[  386.815440]  kmem_cache_alloc_node+0xe3/0x730
[  386.819933]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.824193]  __alloc_skb+0x119/0x770
[  386.827914]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.833216]  ? netdev_alloc_frag+0x1f0/0x1f0
[  386.837632]  ? lock_downgrade+0x900/0x900
[  386.841812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.847377]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.852838]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.858397]  ? addrconf_rs_timer+0x690/0x690
[  386.862835]  ndisc_alloc_skb+0x144/0x340
[  386.866941]  ndisc_send_rs+0x331/0x6e0
[  386.870848]  addrconf_rs_timer+0x314/0x690
[  386.875083]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.879324]  call_timer_fn+0x272/0x920
[  386.883272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.887521]  ? process_timeout+0x40/0x40
[  386.891588]  ? mark_held_locks+0xc7/0x130
[  386.895745]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.900237]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.904735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.908985]  ? lockdep_hardirqs_on+0x296/0x5b0
[  386.913607]  ? trace_hardirqs_on+0xbd/0x310
[  386.917957]  ? kasan_check_read+0x11/0x20
[  386.922096]  ? __run_timers+0x7da/0xc70
[  386.926064]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.931264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.935512]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.939758]  __run_timers+0x7e5/0xc70
[  386.943564]  ? timer_fixup_init+0x70/0x70
[  386.947718]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  386.952734]  ? zap_class+0x640/0x640
[  386.956467]  ? print_usage_bug+0xc0/0xc0
[  386.960543]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  386.965734]  ? find_held_lock+0x36/0x1c0
[  386.969810]  ? zap_class+0x640/0x640
[  386.973525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.979073]  ? check_preemption_disabled+0x48/0x280
[  386.984098]  ? __lock_is_held+0xb5/0x140
[  386.988169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.993707]  ? check_preemption_disabled+0x48/0x280
[  386.998731]  run_timer_softirq+0x52/0xb0
[  387.002803]  ? rcu_read_lock_sched_held+0x14f/0x180
[  387.007848]  __do_softirq+0x308/0xb7e
[  387.011655]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  387.016157]  ? lock_downgrade+0x900/0x900
[  387.020311]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  387.025483]  ? pvclock_read_flags+0x160/0x160
[  387.030003]  ? lapic_next_event+0x5a/0x90
[  387.034176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.039719]  ? kvm_clock_read+0x18/0x30
[  387.043712]  ? kvm_sched_clock_read+0x9/0x20
[  387.048119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.053664]  ? check_preemption_disabled+0x48/0x280
[  387.058701]  irq_exit+0x17f/0x1c0
[  387.062162]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.067000]  ? smp_reschedule_interrupt+0x109/0x650
[  387.072013]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.077896]  ? interrupt_entry+0xb5/0xc0
[  387.081956]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.086967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.091987]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.096830]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.101844]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.107044]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.111900]  apic_timer_interrupt+0xf/0x20
[  387.116133]  </IRQ>
[  387.118376] RIP: 0010:dump_stack+0x358/0x39d
[  387.122791] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  387.141725] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  387.149446] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  387.156710] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  387.163974] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  387.171249] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  387.178520] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  387.185826]  ? dump_stack+0x34f/0x39d
[  387.189653]  ? dump_stack_print_info.cold.1+0x20/0x20
[  387.194882]  ? mark_held_locks+0x130/0x130
[  387.199221]  ? mark_held_locks+0x130/0x130
[  387.203483]  dump_header+0x27b/0xf72
[  387.207222]  ? pagefault_out_of_memory+0x197/0x197
[  387.212176]  ? __lock_acquire+0x62f/0x4c20
[  387.216472]  ? percpu_ref_get_many+0x240/0x240
[  387.221079]  ? print_usage_bug+0xc0/0xc0
[  387.225183]  ? zap_class+0x640/0x640
[  387.228914]  ? print_usage_bug+0xc0/0xc0
[  387.232976]  ? print_usage_bug+0xc0/0xc0
[  387.237037]  ? zap_class+0x640/0x640
[  387.240759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.246300]  ? find_held_lock+0x36/0x1c0
[  387.250370]  ? mark_held_locks+0xc7/0x130
[  387.254536]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  387.259666]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  387.264774]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  387.269360]  ? trace_hardirqs_on+0xbd/0x310
[  387.273701]  ? kasan_check_read+0x11/0x20
[  387.277851]  ? ___ratelimit+0x3b4/0x672
[  387.281854]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.286987]  ? trace_hardirqs_on+0x310/0x310
[  387.291413]  ? lock_downgrade+0x900/0x900
[  387.295566]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  387.300684]  ? ___ratelimit+0x3b9/0x672
[  387.304679]  ? idr_get_free+0xf70/0xf70
[  387.308651]  ? find_held_lock+0x36/0x1c0
[  387.312723]  oom_kill_process.cold.27+0x10/0x903
[  387.317479]  ? zap_class+0x640/0x640
[  387.321216]  ? check_preemption_disabled+0x48/0x280
[  387.326239]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.331171]  ? kasan_check_read+0x11/0x20
[  387.335332]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.340657]  ? oom_evaluate_task+0x540/0x540
[  387.345108]  ? find_held_lock+0x36/0x1c0
[  387.349210]  ? out_of_memory+0x974/0x1430
[  387.353373]  ? lock_downgrade+0x900/0x900
[  387.357521]  ? check_preemption_disabled+0x48/0x280
[  387.362545]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.367480]  ? kasan_check_read+0x11/0x20
[  387.371638]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.376931]  ? rcu_softirq_qs+0x20/0x20
[  387.380912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.386446]  ? oom_evaluate_task+0x302/0x540
[  387.390854]  out_of_memory+0xa84/0x1430
[  387.394864]  ? oom_killer_disable+0x3a0/0x3a0
[  387.399372]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  387.404312]  ? __ww_mutex_check_waiters+0x160/0x160
[  387.409338]  __alloc_pages_slowpath+0x2354/0x2e10
[  387.414224]  ? warn_alloc+0x120/0x120
[  387.418039]  ? mark_held_locks+0x130/0x130
[  387.422279]  ? find_get_entry+0xaae/0x1120
[  387.426526]  ? filemap_map_pages+0x1a20/0x1a20
[  387.431156]  ? zap_class+0x640/0x640
[  387.434896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.440440]  ? check_preemption_disabled+0x48/0x280
[  387.445461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.450998]  ? should_fail+0x22d/0xd01
[  387.454892]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.459997]  ? zap_class+0x640/0x640
[  387.463735]  ? __lock_is_held+0xb5/0x140
[  387.467807]  ? mark_held_locks+0x130/0x130
[  387.472040]  ? lock_release+0xa00/0xa00
[  387.476027]  ? perf_trace_sched_process_exec+0x860/0x860
[  387.481475]  ? xa_load+0x2ba/0x460
[  387.485023]  ? lock_downgrade+0x900/0x900
[  387.489177]  ? __might_sleep+0x95/0x190
[  387.493618]  __alloc_pages_nodemask+0xa80/0xde0
[  387.498294]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  387.503328]  ? __page_cache_alloc+0x191/0x5c0
[  387.507835]  ? xa_load+0x2e1/0x460
[  387.511384]  ? xa_clear_mark+0x40/0x40
[  387.515273]  ? zap_class+0x640/0x640
[  387.519005]  ? zap_class+0x640/0x640
[  387.522716]  ? zap_class+0x640/0x640
[  387.526427]  ? __do_page_cache_readahead+0x663/0x810
[  387.531557]  ? find_held_lock+0x36/0x1c0
[  387.535617]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  387.541185]  alloc_pages_current+0x173/0x350
[  387.545595]  __page_cache_alloc+0x38c/0x5c0
[  387.549912]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.554859]  ? kasan_check_read+0x11/0x20
[  387.559018]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.564297]  ? generic_perform_write+0x6a0/0x6a0
[  387.569053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.574609]  ? check_preemption_disabled+0x48/0x280
[  387.579652]  filemap_fault+0x1595/0x25f0
[  387.583720]  ? __lock_page_or_retry+0xa00/0xa00
[  387.588417]  ? mark_held_locks+0x130/0x130
[  387.592662]  ? filemap_map_pages+0xd6b/0x1a20
[  387.597167]  ? lock_downgrade+0x900/0x900
[  387.601313]  ? check_preemption_disabled+0x48/0x280
[  387.606342]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.611270]  ? kasan_check_read+0x11/0x20
[  387.615417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.620687]  ? rcu_softirq_qs+0x20/0x20
[  387.624796]  ? filemap_map_pages+0xd92/0x1a20
[  387.629292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.634832]  ? find_get_entries_tag+0x1400/0x1400
[  387.639678]  ? __lock_acquire+0x62f/0x4c20
[  387.643934]  ? lock_acquire+0x1ed/0x520
[  387.647918]  ? ext4_filemap_fault+0x7a/0xad
[  387.652258]  ? lock_release+0xa00/0xa00
[  387.656233]  ? perf_trace_sched_process_exec+0x860/0x860
[  387.661684]  ? print_usage_bug+0xc0/0xc0
[  387.665741]  ? print_usage_bug+0xc0/0xc0
[  387.669810]  ? down_read+0x8d/0x120
[  387.673432]  ? ext4_filemap_fault+0x7a/0xad
[  387.677765]  ? __down_interruptible+0x700/0x700
[  387.682470]  ext4_filemap_fault+0x82/0xad
[  387.686642]  __do_fault+0x100/0x6b0
[  387.690274]  ? pmd_devmap_trans_unstable+0x220/0x220
[  387.695376]  ? mark_held_locks+0x130/0x130
[  387.699622]  ? mark_held_locks+0x130/0x130
[  387.703847]  ? find_held_lock+0x36/0x1c0
[  387.707904]  ? find_held_lock+0x36/0x1c0
[  387.711979]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.717520]  __handle_mm_fault+0x3ea0/0x5be0
[  387.721924]  ? poll_select_copy_remaining+0x18c/0x6a0
[  387.727148]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  387.732008]  ? __might_fault+0x12b/0x1e0
[  387.736064]  ? lock_downgrade+0x900/0x900
[  387.740220]  ? zap_class+0x640/0x640
[  387.743926]  ? zap_class+0x640/0x640
[  387.747646]  ? find_held_lock+0x36/0x1c0
[  387.751746]  ? handle_mm_fault+0x42a/0xc70
[  387.755979]  ? lock_downgrade+0x900/0x900
[  387.760121]  ? check_preemption_disabled+0x48/0x280
[  387.765164]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  387.770105]  ? kasan_check_read+0x11/0x20
[  387.774254]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.779579]  ? rcu_softirq_qs+0x20/0x20
[  387.783567]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.788670]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.794222]  ? check_preemption_disabled+0x48/0x280
[  387.799275]  handle_mm_fault+0x54f/0xc70
[  387.803337]  ? __handle_mm_fault+0x5be0/0x5be0
[  387.807938]  ? find_vma+0x34/0x190
[  387.811499]  __do_page_fault+0x5e8/0xe60
[  387.815561]  ? trace_hardirqs_off+0xb8/0x310
[  387.819981]  do_page_fault+0xf2/0x7e0
[  387.823782]  ? vmalloc_sync_all+0x30/0x30
[  387.827929]  ? error_entry+0x70/0xd0
[  387.831646]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.836659]  ? trace_hardirqs_on_caller+0xc0/0x310
[  387.841588]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.846529]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.851370]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.856425]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.861891]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  387.866941]  ? prepare_exit_to_usermode+0x291/0x3b0
[  387.871959]  ? page_fault+0x8/0x30
[  387.875503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.880381]  ? page_fault+0x8/0x30
[  387.883921]  page_fault+0x1e/0x30
[  387.887375] RIP: 0033:0x7f00c9250dd3
[  387.891115] Code: Bad RIP value.
[  387.894488] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  387.899844] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  387.907112] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  387.914413] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  387.921678] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  387.928943] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  387.936231] warn_alloc_show_mem: 1 callbacks suppressed
[  387.936243] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  387.936244] Mem-Info:
[  387.936291] active_anon:48257 inactive_anon:195 isolated_anon:0
[  387.936291]  active_file:14 inactive_file:11 isolated_file:0
[  387.936291]  unevictable:0 dirty:0 writeback:0 unstable:0
[  387.936291]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  387.936291]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  387.936291]  free:13718 free_pcp:175 free_cma:0
[  387.941626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.948902] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  387.951316] Call Trace:
[  387.984177] 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
[  387.993535]  <IRQ>
[  388.021013] lowmem_reserve[]: 0 2818 6321 6321
[  388.023589]  dump_stack+0x244/0x39d
[  388.049668] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  388.051812]  ? dump_stack_print_info.cold.1+0x20/0x20
[  388.056365] lowmem_reserve[]: 0 0 3503 3503
[  388.059987]  warn_alloc.cold.116+0xb7/0x1bd
[  388.087452] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  388.092639]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.096937] lowmem_reserve[]: 0 0 0 0
[  388.101262]  ? lock_downgrade+0x900/0x900
[  388.130120] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  388.134965]  ? trace_hardirqs_off+0xb8/0x310
[  388.138740] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  388.142879]  ? trace_hardirqs_off+0xb8/0x310
[  388.156374] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  388.160787]  __alloc_pages_slowpath+0x26e8/0x2e10
[  388.175935] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  388.180352]  ? warn_alloc+0x120/0x120
[  388.195404] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  388.200233]  ? print_usage_bug+0xc0/0xc0
[  388.209041] 269 total pagecache pages
[  388.212829]  ? warn_alloc+0x120/0x120
[  388.221383] 0 pages in swap cache
[  388.225429]  ? warn_alloc+0x120/0x120
[  388.229208] Swap cache stats: add 0, delete 0, find 0/0
[  388.232996]  ? print_usage_bug+0xc0/0xc0
[  388.236425] Free swap  = 0kB
[  388.240218]  ? print_usage_bug+0xc0/0xc0
[  388.245557] Total swap = 0kB
[  388.249608]  ? __lock_acquire+0x62f/0x4c20
[  388.252601] 1965979 pages RAM
[  388.256657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.259646] 0 pages HighMem/MovableOnly
[  388.263876]  ? should_fail+0x22d/0xd01
[  388.266973] 342853 pages reserved
[  388.272501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.276464] 0 pages cma reserved
[  388.280355]  ? __lock_acquire+0x62f/0x4c20
[  388.283844] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  388.288882]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.292275] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  388.296450]  ? __lock_acquire+0x62f/0x4c20
[  388.302921] init cpuset=/ mems_allowed=0
[  388.308013]  ? should_fail+0x22d/0xd01
[  388.329840]  ? find_held_lock+0x36/0x1c0
[  388.333909]  ? mark_held_locks+0x130/0x130
[  388.338152]  ? mark_held_locks+0x130/0x130
[  388.342399]  ? zap_class+0x640/0x640
[  388.346111]  ? zap_class+0x640/0x640
[  388.349838]  ? print_usage_bug+0xc0/0xc0
[  388.353898]  ? do_raw_spin_unlock+0xa7/0x330
[  388.358307]  ? zap_class+0x640/0x640
[  388.362020]  ? print_usage_bug+0xc0/0xc0
[  388.366080]  ? wq_watchdog_touch+0x9c/0xfe
[  388.370315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.375854]  ? check_preemption_disabled+0x48/0x280
[  388.380893]  ? __lock_is_held+0xb5/0x140
[  388.384960]  __alloc_pages_nodemask+0xa80/0xde0
[  388.389631]  ? zap_class+0x640/0x640
[  388.393355]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  388.398399]  ? find_held_lock+0x36/0x1c0
[  388.402486]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.407162]  ? lock_downgrade+0x900/0x900
[  388.411333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.416887]  cache_grow_begin+0xa5/0x8c0
[  388.420946]  ? do_raw_spin_unlock+0xa7/0x330
[  388.425365]  fallback_alloc+0x204/0x2e0
[  388.429344]  ____cache_alloc_node+0x1c7/0x1e0
[  388.433858]  kmem_cache_alloc_node+0xe3/0x730
[  388.438353]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.442603]  __alloc_skb+0x119/0x770
[  388.446313]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.451602]  ? netdev_alloc_frag+0x1f0/0x1f0
[  388.456008]  ? lock_downgrade+0x900/0x900
[  388.460171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.465711]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.471164]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.476611]  ? addrconf_rs_timer+0x690/0x690
[  388.481025]  ndisc_alloc_skb+0x144/0x340
[  388.485092]  ndisc_send_rs+0x331/0x6e0
[  388.488984]  addrconf_rs_timer+0x314/0x690
[  388.493335]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.497580]  call_timer_fn+0x272/0x920
[  388.501462]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.505691]  ? process_timeout+0x40/0x40
[  388.509758]  ? __run_timers+0x7da/0xc70
[  388.513732]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.518220]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.522722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.526967]  ? lockdep_hardirqs_on+0x296/0x5b0
[  388.531560]  ? trace_hardirqs_on+0xbd/0x310
[  388.535877]  ? kasan_check_read+0x11/0x20
[  388.540017]  ? __run_timers+0x7da/0xc70
[  388.544007]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.549117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.553365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.557610]  __run_timers+0x7e5/0xc70
[  388.561415]  ? timer_fixup_init+0x70/0x70
[  388.565570]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.570581]  ? zap_class+0x640/0x640
[  388.574292]  ? enqueue_hrtimer+0x1a5/0x560
[  388.578537]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  388.583745]  ? find_held_lock+0x36/0x1c0
[  388.587810]  ? zap_class+0x640/0x640
[  388.591527]  ? pvclock_read_flags+0x160/0x160
[  388.596026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.601562]  ? check_preemption_disabled+0x48/0x280
[  388.606620]  ? __lock_is_held+0xb5/0x140
[  388.610694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.616227]  ? check_preemption_disabled+0x48/0x280
[  388.621292]  run_timer_softirq+0x52/0xb0
[  388.625398]  ? rcu_read_lock_sched_held+0x14f/0x180
[  388.630410]  __do_softirq+0x308/0xb7e
[  388.634207]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  388.638699]  ? lock_downgrade+0x900/0x900
[  388.642849]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  388.647971]  ? pvclock_read_flags+0x160/0x160
[  388.652472]  ? lapic_next_event+0x5a/0x90
[  388.656623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.662166]  ? kvm_clock_read+0x18/0x30
[  388.666162]  ? kvm_sched_clock_read+0x9/0x20
[  388.670577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.676113]  ? check_preemption_disabled+0x48/0x280
[  388.681147]  irq_exit+0x17f/0x1c0
[  388.684602]  smp_apic_timer_interrupt+0x1cb/0x760
[  388.689446]  ? smp_reschedule_interrupt+0x109/0x650
[  388.694491]  ? smp_call_function_single_interrupt+0x650/0x650
[  388.700370]  ? interrupt_entry+0xb5/0xc0
[  388.704457]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.709503]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.714557]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.719400]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.724458]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.729513]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.734364]  apic_timer_interrupt+0xf/0x20
[  388.738597]  </IRQ>
[  388.740836] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  388.746733] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  388.765644] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  388.773370] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  388.780637] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  388.787908] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  388.795188] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  388.802509] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  388.809802]  ? save_stack+0xa9/0xd0
[  388.813443]  __kmalloc_node_track_caller+0x3c/0x70
[  388.818409]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  388.823174]  pskb_expand_head+0x230/0x10f0
[  388.827425]  ? check_preemption_disabled+0x48/0x280
[  388.832443]  ? memcpy+0x45/0x50
[  388.835721]  ? __copy_skb_header+0x350/0x6b0
[  388.840126]  ? skb_release_data+0x880/0x880
[  388.844461]  ? __alloc_skb+0x770/0x770
[  388.848398]  ? __lock_is_held+0xb5/0x140
[  388.852478]  ? kasan_check_write+0x14/0x20
[  388.856716]  ? __skb_clone+0x6c7/0xa00
[  388.860602]  ? __copy_skb_header+0x6b0/0x6b0
[  388.865011]  ? kmem_cache_alloc+0x33a/0x730
[  388.869350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.874892]  skb_ensure_writable+0x3dd/0x640
[  388.879303]  ? skb_checksum_setup+0xaa0/0xaa0
[  388.883814]  ? preempt_notifier_register+0x200/0x200
[  388.888908]  ? __switch_to_asm+0x34/0x70
[  388.892991]  ? __switch_to_asm+0x34/0x70
[  388.897046]  ? __switch_to_asm+0x40/0x70
[  388.901112]  ? __switch_to_asm+0x34/0x70
[  388.905230]  ? __switch_to_asm+0x40/0x70
[  388.909298]  ? __switch_to_asm+0x40/0x70
[  388.913352]  ? __switch_to_asm+0x34/0x70
[  388.917404]  ? __switch_to_asm+0x34/0x70
[  388.921475]  ? __switch_to_asm+0x40/0x70
[  388.925529]  ? __switch_to_asm+0x34/0x70
[  388.929590]  bpf_clone_redirect+0x14a/0x490
[  388.933926]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  388.938984]  ? __sched_text_start+0x8/0x8
[  388.943127]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  388.947910]  ? find_held_lock+0x36/0x1c0
[  388.952006]  ? lock_acquire+0x1ed/0x520
[  388.956016]  ? bpf_test_run+0x3cb/0x780
[  388.959990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.965548]  ? check_preemption_disabled+0x48/0x280
[  388.970571]  ? kasan_check_read+0x11/0x20
[  388.974734]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.980022]  ? rcu_softirq_qs+0x20/0x20
[  388.984031]  ? preempt_schedule+0x4d/0x60
[  388.988178]  ? ___preempt_schedule+0x16/0x18
[  388.992624]  ? bpf_test_run+0x25d/0x780
[  388.996612]  ? netlink_diag_dump+0x2a0/0x2a0
[  389.001021]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.006569]  ? bpf_test_init.isra.10+0x70/0x100
[  389.011238]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  389.015999]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  389.020833]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.026364]  ? fput+0x130/0x1a0
[  389.029658]  ? __bpf_prog_get+0x9b/0x290
[  389.033721]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  389.038583]  ? bpf_prog_test_run+0x130/0x1a0
[  389.042989]  ? __x64_sys_bpf+0x3d8/0x520
[  389.047046]  ? bpf_prog_get+0x20/0x20
[  389.050857]  ? do_syscall_64+0x1b9/0x820
[  389.054913]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.060275]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.065230]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.070086]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.075095]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.080109]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.085169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.090037]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.095431] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  389.095525] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.101587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.101596] Call Trace:
[  389.108167] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.117423]  <IRQ>
[  389.119991] syz-executor4 cpuset=syz4 mems_allowed=0
[  389.130472]  dump_stack+0x244/0x39d
[  389.141308]  ? dump_stack_print_info.cold.1+0x20/0x20
[  389.146516]  warn_alloc.cold.116+0xb7/0x1bd
[  389.150836]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.155693]  ? lock_downgrade+0x900/0x900
[  389.159861]  ? trace_hardirqs_off+0xb8/0x310
[  389.164275]  ? trace_hardirqs_off+0xb8/0x310
[  389.168707]  __alloc_pages_slowpath+0x26e8/0x2e10
[  389.173573]  ? warn_alloc+0x120/0x120
[  389.177375]  ? print_usage_bug+0xc0/0xc0
[  389.181468]  ? warn_alloc+0x120/0x120
[  389.185267]  ? warn_alloc+0x120/0x120
[  389.189106]  ? print_usage_bug+0xc0/0xc0
[  389.193235]  ? print_usage_bug+0xc0/0xc0
[  389.197291]  ? __lock_acquire+0x62f/0x4c20
[  389.201523]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.207056]  ? should_fail+0x22d/0xd01
[  389.210941]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.216043]  ? __lock_acquire+0x62f/0x4c20
[  389.220273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.225382]  ? __lock_acquire+0x62f/0x4c20
[  389.229612]  ? should_fail+0x22d/0xd01
[  389.233509]  ? find_held_lock+0x36/0x1c0
[  389.237572]  ? mark_held_locks+0x130/0x130
[  389.241814]  ? mark_held_locks+0x130/0x130
[  389.246053]  ? zap_class+0x640/0x640
[  389.249763]  ? zap_class+0x640/0x640
[  389.253503]  ? print_usage_bug+0xc0/0xc0
[  389.257555]  ? do_raw_spin_unlock+0xa7/0x330
[  389.261955]  ? zap_class+0x640/0x640
[  389.265664]  ? print_usage_bug+0xc0/0xc0
[  389.269720]  ? wq_watchdog_touch+0x9c/0xfe
[  389.273956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.279504]  ? check_preemption_disabled+0x48/0x280
[  389.284520]  ? __lock_is_held+0xb5/0x140
[  389.288581]  __alloc_pages_nodemask+0xa80/0xde0
[  389.293245]  ? zap_class+0x640/0x640
[  389.296958]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  389.301983]  ? find_held_lock+0x36/0x1c0
[  389.306046]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.310711]  ? lock_downgrade+0x900/0x900
[  389.314864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.320436]  cache_grow_begin+0xa5/0x8c0
[  389.324501]  ? do_raw_spin_unlock+0xa7/0x330
[  389.328956]  fallback_alloc+0x204/0x2e0
[  389.332964]  ____cache_alloc_node+0x1c7/0x1e0
[  389.337459]  kmem_cache_alloc_node+0xe3/0x730
[  389.341950]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.346194]  __alloc_skb+0x119/0x770
[  389.349902]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.355195]  ? netdev_alloc_frag+0x1f0/0x1f0
[  389.359603]  ? lock_downgrade+0x900/0x900
[  389.363754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.369291]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.374747]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.380195]  ? addrconf_rs_timer+0x690/0x690
[  389.384643]  ndisc_alloc_skb+0x144/0x340
[  389.388713]  ndisc_send_rs+0x331/0x6e0
[  389.392631]  addrconf_rs_timer+0x314/0x690
[  389.396873]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.401143]  call_timer_fn+0x272/0x920
[  389.405037]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.409270]  ? process_timeout+0x40/0x40
[  389.413396]  ? mark_held_locks+0xc7/0x130
[  389.417545]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.422036]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.426526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.430770]  ? lockdep_hardirqs_on+0x296/0x5b0
[  389.435349]  ? trace_hardirqs_on+0xbd/0x310
[  389.439692]  ? kasan_check_read+0x11/0x20
[  389.443835]  ? __run_timers+0x7da/0xc70
[  389.447804]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.452905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.457149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.461396]  __run_timers+0x7e5/0xc70
[  389.465227]  ? timer_fixup_init+0x70/0x70
[  389.469412]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.474453]  ? zap_class+0x640/0x640
[  389.478206]  ? print_usage_bug+0xc0/0xc0
[  389.482288]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.487491]  ? find_held_lock+0x36/0x1c0
[  389.491553]  ? zap_class+0x640/0x640
[  389.495302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.500921]  ? check_preemption_disabled+0x48/0x280
[  389.505940]  ? __lock_is_held+0xb5/0x140
[  389.509994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.515549]  ? check_preemption_disabled+0x48/0x280
[  389.520612]  run_timer_softirq+0x52/0xb0
[  389.524694]  ? rcu_read_lock_sched_held+0x14f/0x180
[  389.529709]  __do_softirq+0x308/0xb7e
[  389.533507]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  389.537992]  ? lock_downgrade+0x900/0x900
[  389.542171]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  389.547282]  ? pvclock_read_flags+0x160/0x160
[  389.551779]  ? lapic_next_event+0x5a/0x90
[  389.555921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.561458]  ? kvm_clock_read+0x18/0x30
[  389.565427]  ? kvm_sched_clock_read+0x9/0x20
[  389.569833]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.576157]  ? check_preemption_disabled+0x48/0x280
[  389.581188]  irq_exit+0x17f/0x1c0
[  389.584646]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.589483]  ? smp_reschedule_interrupt+0x109/0x650
[  389.594495]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.600377]  ? interrupt_entry+0xb5/0xc0
[  389.604458]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.609489]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.614534]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.619387]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.624415]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.629468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.634350]  apic_timer_interrupt+0xf/0x20
[  389.638574]  </IRQ>
[  389.640813] RIP: 0010:dump_stack+0x358/0x39d
[  389.645245] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  389.664176] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  389.671890] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  389.679171] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  389.686450] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  389.693713] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  389.700978] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  389.708254]  ? dump_stack+0x34f/0x39d
[  389.712077]  ? dump_stack_print_info.cold.1+0x20/0x20
[  389.717265]  ? mark_held_locks+0x130/0x130
[  389.721494]  ? mark_held_locks+0x130/0x130
[  389.725744]  dump_header+0x27b/0xf72
[  389.729469]  ? pagefault_out_of_memory+0x197/0x197
[  389.734458]  ? __lock_acquire+0x62f/0x4c20
[  389.738690]  ? percpu_ref_get_many+0x240/0x240
[  389.743303]  ? print_usage_bug+0xc0/0xc0
[  389.747364]  ? zap_class+0x640/0x640
[  389.751103]  ? print_usage_bug+0xc0/0xc0
[  389.755166]  ? print_usage_bug+0xc0/0xc0
[  389.759223]  ? zap_class+0x640/0x640
[  389.762962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.768513]  ? find_held_lock+0x36/0x1c0
[  389.772584]  ? mark_held_locks+0xc7/0x130
[  389.776732]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  389.781830]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  389.786929]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  389.791540]  ? trace_hardirqs_on+0xbd/0x310
[  389.795855]  ? kasan_check_read+0x11/0x20
[  389.799998]  ? ___ratelimit+0x3b4/0x672
[  389.803970]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.809070]  ? trace_hardirqs_on+0x310/0x310
[  389.813492]  ? lock_downgrade+0x900/0x900
[  389.817637]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  389.822738]  ? ___ratelimit+0x3b9/0x672
[  389.826724]  ? idr_get_free+0xf70/0xf70
[  389.830693]  ? find_held_lock+0x36/0x1c0
[  389.834765]  oom_kill_process.cold.27+0x10/0x903
[  389.839543]  ? zap_class+0x640/0x640
[  389.843278]  ? check_preemption_disabled+0x48/0x280
[  389.848341]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  389.853266]  ? kasan_check_read+0x11/0x20
[  389.857423]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.862714]  ? oom_evaluate_task+0x540/0x540
[  389.867122]  ? find_held_lock+0x36/0x1c0
[  389.871202]  ? out_of_memory+0x974/0x1430
[  389.875351]  ? lock_downgrade+0x900/0x900
[  389.879495]  ? check_preemption_disabled+0x48/0x280
[  389.884524]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  389.889449]  ? kasan_check_read+0x11/0x20
[  389.893589]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.898857]  ? rcu_softirq_qs+0x20/0x20
[  389.902831]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.908361]  ? oom_evaluate_task+0x302/0x540
[  389.912770]  out_of_memory+0xa84/0x1430
[  389.916791]  ? oom_killer_disable+0x3a0/0x3a0
[  389.921299]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  389.926227]  ? __ww_mutex_check_waiters+0x160/0x160
[  389.931245]  __alloc_pages_slowpath+0x2354/0x2e10
[  389.936104]  ? warn_alloc+0x120/0x120
[  389.939903]  ? mark_held_locks+0x130/0x130
[  389.944198]  ? find_get_entry+0xaae/0x1120
[  389.948469]  ? filemap_map_pages+0x1a20/0x1a20
[  389.953053]  ? zap_class+0x640/0x640
[  389.956767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.962332]  ? check_preemption_disabled+0x48/0x280
[  389.967346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.972896]  ? should_fail+0x22d/0xd01
[  389.976787]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.981887]  ? zap_class+0x640/0x640
[  389.985661]  ? __lock_is_held+0xb5/0x140
[  389.989750]  ? mark_held_locks+0x130/0x130
[  389.994015]  ? lock_release+0xa00/0xa00
[  389.997986]  ? perf_trace_sched_process_exec+0x860/0x860
[  390.003459]  ? xa_load+0x2ba/0x460
[  390.007015]  ? lock_downgrade+0x900/0x900
[  390.011177]  ? __might_sleep+0x95/0x190
[  390.015163]  __alloc_pages_nodemask+0xa80/0xde0
[  390.019850]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  390.024866]  ? __page_cache_alloc+0x191/0x5c0
[  390.029364]  ? xa_load+0x2e1/0x460
[  390.032933]  ? xa_clear_mark+0x40/0x40
[  390.036825]  ? zap_class+0x640/0x640
[  390.040549]  ? zap_class+0x640/0x640
[  390.044260]  ? zap_class+0x640/0x640
[  390.047972]  ? __do_page_cache_readahead+0x663/0x810
[  390.053075]  ? find_held_lock+0x36/0x1c0
[  390.057144]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  390.062704]  alloc_pages_current+0x173/0x350
[  390.067139]  __page_cache_alloc+0x38c/0x5c0
[  390.071463]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.076419]  ? kasan_check_read+0x11/0x20
[  390.080569]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.085859]  ? generic_perform_write+0x6a0/0x6a0
[  390.090617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.096174]  ? check_preemption_disabled+0x48/0x280
[  390.101200]  filemap_fault+0x1595/0x25f0
[  390.105270]  ? __lock_page_or_retry+0xa00/0xa00
[  390.109953]  ? mark_held_locks+0x130/0x130
[  390.114210]  ? filemap_map_pages+0xd6b/0x1a20
[  390.118737]  ? lock_downgrade+0x900/0x900
[  390.122882]  ? check_preemption_disabled+0x48/0x280
[  390.127899]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.132825]  ? kasan_check_read+0x11/0x20
[  390.136972]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.142267]  ? rcu_softirq_qs+0x20/0x20
[  390.146259]  ? filemap_map_pages+0xd92/0x1a20
[  390.150760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.156311]  ? find_get_entries_tag+0x1400/0x1400
[  390.161164]  ? __lock_acquire+0x62f/0x4c20
[  390.165423]  ? lock_acquire+0x1ed/0x520
[  390.169406]  ? ext4_filemap_fault+0x7a/0xad
[  390.173729]  ? lock_release+0xa00/0xa00
[  390.177702]  ? perf_trace_sched_process_exec+0x860/0x860
[  390.183166]  ? print_usage_bug+0xc0/0xc0
[  390.187243]  ? print_usage_bug+0xc0/0xc0
[  390.191314]  ? down_read+0x8d/0x120
[  390.194955]  ? ext4_filemap_fault+0x7a/0xad
[  390.199275]  ? __down_interruptible+0x700/0x700
[  390.203954]  ext4_filemap_fault+0x82/0xad
[  390.208098]  __do_fault+0x100/0x6b0
[  390.211725]  ? pmd_devmap_trans_unstable+0x220/0x220
[  390.216843]  ? mark_held_locks+0x130/0x130
[  390.221090]  ? mark_held_locks+0x130/0x130
[  390.225315]  ? find_held_lock+0x36/0x1c0
[  390.229389]  ? find_held_lock+0x36/0x1c0
[  390.233499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.239052]  __handle_mm_fault+0x3ea0/0x5be0
[  390.243480]  ? poll_select_copy_remaining+0x18c/0x6a0
[  390.248672]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  390.253523]  ? __might_fault+0x12b/0x1e0
[  390.257581]  ? lock_downgrade+0x900/0x900
[  390.261734]  ? zap_class+0x640/0x640
[  390.265445]  ? zap_class+0x640/0x640
[  390.269231]  ? find_held_lock+0x36/0x1c0
[  390.273302]  ? handle_mm_fault+0x42a/0xc70
[  390.277537]  ? lock_downgrade+0x900/0x900
[  390.281694]  ? check_preemption_disabled+0x48/0x280
[  390.286710]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.291639]  ? kasan_check_read+0x11/0x20
[  390.295784]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.301058]  ? rcu_softirq_qs+0x20/0x20
[  390.305028]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.310128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.315694]  ? check_preemption_disabled+0x48/0x280
[  390.320712]  handle_mm_fault+0x54f/0xc70
[  390.324776]  ? __handle_mm_fault+0x5be0/0x5be0
[  390.329359]  ? find_vma+0x34/0x190
[  390.332903]  __do_page_fault+0x5e8/0xe60
[  390.336961]  ? trace_hardirqs_off+0xb8/0x310
[  390.341412]  do_page_fault+0xf2/0x7e0
[  390.345247]  ? vmalloc_sync_all+0x30/0x30
[  390.349402]  ? error_entry+0x70/0xd0
[  390.353114]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.358145]  ? trace_hardirqs_on_caller+0xc0/0x310
[  390.363077]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.368001]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.372840]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.377856]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.383321]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  390.388343]  ? prepare_exit_to_usermode+0x291/0x3b0
[  390.393358]  ? page_fault+0x8/0x30
[  390.396903]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.401745]  ? page_fault+0x8/0x30
[  390.405374]  page_fault+0x1e/0x30
[  390.408857] RIP: 0033:0x7f00c9250dd3
[  390.412591] Code: Bad RIP value.
[  390.415949] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  390.421325] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  390.428594] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  390.435857] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  390.443120] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  390.450402] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  390.457687] warn_alloc_show_mem: 1 callbacks suppressed
[  390.457699] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  390.457701] Mem-Info:
[  390.457732] active_anon:48257 inactive_anon:195 isolated_anon:0
[  390.457732]  active_file:14 inactive_file:11 isolated_file:0
[  390.457732]  unevictable:0 dirty:0 writeback:0 unstable:0
[  390.457732]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  390.457732]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  390.457732]  free:13718 free_pcp:175 free_cma:0
[  390.463070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.470349] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  390.472751] Call Trace:
[  390.506121] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  390.515472]  <IRQ>
[  390.542951] lowmem_reserve[]: 0 2818 6321 6321
[  390.545530]  dump_stack+0x244/0x39d
[  390.571611] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  390.573771]  ? dump_stack_print_info.cold.1+0x20/0x20
[  390.578323] lowmem_reserve[]: 0 0 3503 3503
[  390.581954]  warn_alloc.cold.116+0xb7/0x1bd
[  390.610360] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  390.615542]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.619833] lowmem_reserve[]: 0 0 0 0
[  390.624173]  ? lock_downgrade+0x900/0x900
[  390.653040] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  390.657876]  ? trace_hardirqs_off+0xb8/0x310
[  390.661648] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  390.665793]  ? trace_hardirqs_off+0xb8/0x310
[  390.679293] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  390.683699]  __alloc_pages_slowpath+0x26e8/0x2e10
[  390.698853] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  390.703267]  ? warn_alloc+0x120/0x120
[  390.718318] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  390.723158]  ? print_usage_bug+0xc0/0xc0
[  390.731973] 269 total pagecache pages
[  390.735767]  ? warn_alloc+0x120/0x120
[  390.744326] 0 pages in swap cache
[  390.748371]  ? warn_alloc+0x120/0x120
[  390.752162] Swap cache stats: add 0, delete 0, find 0/0
[  390.755971]  ? print_usage_bug+0xc0/0xc0
[  390.759397] Free swap  = 0kB
[  390.763189]  ? kvm_clock_read+0x18/0x30
[  390.768551] Total swap = 0kB
[  390.772608]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  390.775601] 1965979 pages RAM
[  390.779591]  ? print_usage_bug+0xc0/0xc0
[  390.782585] 0 pages HighMem/MovableOnly
[  390.787598]  ? __lock_acquire+0x62f/0x4c20
[  390.790678] 342853 pages reserved
[  390.794749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.798694] 0 pages cma reserved
[  390.802920]  ? should_fail+0x22d/0xd01
[  390.806403] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  390.811868]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.811885]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.815358] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  390.819161]  ? __lock_acquire+0x62f/0x4c20
[  390.825632] init cpuset=/ mems_allowed=0
[  390.830921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.859065]  ? __lock_acquire+0x62f/0x4c20
[  390.863301]  ? should_fail+0x22d/0xd01
[  390.867193]  ? rcu_irq_exit+0x1a2/0x390
[  390.871181]  ? mark_held_locks+0x130/0x130
[  390.875426]  ? mark_held_locks+0x130/0x130
[  390.879670]  ? mark_held_locks+0xc7/0x130
[  390.883816]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  390.888832]  ? zap_class+0x640/0x640
[  390.892547]  ? print_usage_bug+0xc0/0xc0
[  390.896615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.902158]  ? check_preemption_disabled+0x48/0x280
[  390.907188]  ? __lock_is_held+0xb5/0x140
[  390.911258]  __alloc_pages_nodemask+0xa80/0xde0
[  390.915925]  ? zap_class+0x640/0x640
[  390.919690]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  390.924716]  ? find_held_lock+0x36/0x1c0
[  390.928791]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.933466]  ? lock_downgrade+0x900/0x900
[  390.937619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.943177]  cache_grow_begin+0xa5/0x8c0
[  390.947238]  ? do_raw_spin_unlock+0xa7/0x330
[  390.951653]  fallback_alloc+0x204/0x2e0
[  390.955642]  ____cache_alloc_node+0x1c7/0x1e0
[  390.960155]  kmem_cache_alloc_node+0xe3/0x730
[  390.964660]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.968912]  __alloc_skb+0x119/0x770
[  390.972625]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.977908]  ? netdev_alloc_frag+0x1f0/0x1f0
[  390.982317]  ? lock_downgrade+0x900/0x900
[  390.986477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.992019]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.997473]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  391.002944]  ? addrconf_rs_timer+0x690/0x690
[  391.007377]  ndisc_alloc_skb+0x144/0x340
[  391.011457]  ndisc_send_rs+0x331/0x6e0
[  391.015367]  addrconf_rs_timer+0x314/0x690
[  391.019607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.023874]  call_timer_fn+0x272/0x920
[  391.027757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.031990]  ? process_timeout+0x40/0x40
[  391.036061]  ? __run_timers+0x7da/0xc70
[  391.040037]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.044543]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.049035]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.053265]  ? lockdep_hardirqs_on+0x296/0x5b0
[  391.057868]  ? trace_hardirqs_on+0xbd/0x310
[  391.062204]  ? kasan_check_read+0x11/0x20
[  391.066347]  ? __run_timers+0x7da/0xc70
[  391.070321]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.075425]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.079699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.083947]  __run_timers+0x7e5/0xc70
[  391.087756]  ? timer_fixup_init+0x70/0x70
[  391.091904]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  391.096925]  ? zap_class+0x640/0x640
[  391.100663]  ? enqueue_hrtimer+0x1a5/0x560
[  391.104901]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  391.110110]  ? find_held_lock+0x36/0x1c0
[  391.114184]  ? zap_class+0x640/0x640
[  391.117905]  ? pvclock_read_flags+0x160/0x160
[  391.122418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.127955]  ? check_preemption_disabled+0x48/0x280
[  391.132983]  ? __lock_is_held+0xb5/0x140
[  391.137046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.142585]  ? check_preemption_disabled+0x48/0x280
[  391.147607]  run_timer_softirq+0x52/0xb0
[  391.151671]  ? rcu_read_lock_sched_held+0x14f/0x180
[  391.156691]  __do_softirq+0x308/0xb7e
[  391.160496]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  391.164990]  ? lock_downgrade+0x900/0x900
[  391.169150]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  391.174259]  ? pvclock_read_flags+0x160/0x160
[  391.178755]  ? lapic_next_event+0x5a/0x90
[  391.182906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.188446]  ? kvm_clock_read+0x18/0x30
[  391.192424]  ? kvm_sched_clock_read+0x9/0x20
[  391.196835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.202378]  ? check_preemption_disabled+0x48/0x280
[  391.207411]  irq_exit+0x17f/0x1c0
[  391.210859]  smp_apic_timer_interrupt+0x1cb/0x760
[  391.215695]  ? smp_reschedule_interrupt+0x109/0x650
[  391.220709]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.226588]  ? interrupt_entry+0xb5/0xc0
[  391.230646]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.235665]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.240679]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.245516]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.250532]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.255553]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.260410]  apic_timer_interrupt+0xf/0x20
[  391.264638]  </IRQ>
[  391.266875] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  391.272758] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  391.291654] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  391.299386] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  391.306665] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  391.313934] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  391.321216] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  391.328480] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  391.335774]  ? save_stack+0xa9/0xd0
[  391.339459]  __kmalloc_node_track_caller+0x3c/0x70
[  391.344412]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  391.349175]  pskb_expand_head+0x230/0x10f0
[  391.353414]  ? check_preemption_disabled+0x48/0x280
[  391.358453]  ? memcpy+0x45/0x50
[  391.361739]  ? __copy_skb_header+0x350/0x6b0
[  391.366159]  ? skb_release_data+0x880/0x880
[  391.370495]  ? __alloc_skb+0x770/0x770
[  391.374391]  ? __lock_is_held+0xb5/0x140
[  391.378469]  ? kasan_check_write+0x14/0x20
[  391.382719]  ? __skb_clone+0x6c7/0xa00
[  391.386613]  ? __copy_skb_header+0x6b0/0x6b0
[  391.391021]  ? kmem_cache_alloc+0x33a/0x730
[  391.395352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.400893]  skb_ensure_writable+0x3dd/0x640
[  391.405310]  ? skb_checksum_setup+0xaa0/0xaa0
[  391.409822]  ? preempt_notifier_register+0x200/0x200
[  391.414916]  ? __switch_to_asm+0x34/0x70
[  391.418968]  ? __switch_to_asm+0x34/0x70
[  391.423020]  ? __switch_to_asm+0x40/0x70
[  391.427073]  ? __switch_to_asm+0x34/0x70
[  391.431125]  ? __switch_to_asm+0x40/0x70
[  391.435189]  ? __switch_to_asm+0x40/0x70
[  391.439242]  ? __switch_to_asm+0x34/0x70
[  391.443307]  ? __switch_to_asm+0x34/0x70
[  391.447391]  ? __switch_to_asm+0x40/0x70
[  391.451456]  ? __switch_to_asm+0x34/0x70
[  391.455527]  bpf_clone_redirect+0x14a/0x490
[  391.459852]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  391.464866]  ? __sched_text_start+0x8/0x8
[  391.469008]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  391.473785]  ? find_held_lock+0x36/0x1c0
[  391.477863]  ? lock_acquire+0x1ed/0x520
[  391.481833]  ? bpf_test_run+0x3cb/0x780
[  391.485808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.491348]  ? check_preemption_disabled+0x48/0x280
[  391.496389]  ? kasan_check_read+0x11/0x20
[  391.500550]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.505828]  ? rcu_softirq_qs+0x20/0x20
[  391.509798]  ? preempt_schedule+0x4d/0x60
[  391.513940]  ? ___preempt_schedule+0x16/0x18
[  391.518351]  ? bpf_test_run+0x25d/0x780
[  391.522369]  ? netlink_diag_dump+0x2a0/0x2a0
[  391.526779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.532326]  ? bpf_test_init.isra.10+0x70/0x100
[  391.537013]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  391.541793]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  391.546634]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  391.552186]  ? fput+0x130/0x1a0
[  391.555475]  ? __bpf_prog_get+0x9b/0x290
[  391.559549]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  391.564415]  ? bpf_prog_test_run+0x130/0x1a0
[  391.568827]  ? __x64_sys_bpf+0x3d8/0x520
[  391.572891]  ? bpf_prog_get+0x20/0x20
[  391.576711]  ? do_syscall_64+0x1b9/0x820
[  391.580783]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  391.586151]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.591123]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.595976]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.600991]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  391.606011]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.611036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.615888]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  391.621279] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  391.621362] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.627517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.627523] Call Trace:
[  391.627529]  <IRQ>
[  391.627546]  dump_stack+0x244/0x39d
[  391.627567]  ? dump_stack_print_info.cold.1+0x20/0x20
[  391.634170] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.643426]  warn_alloc.cold.116+0xb7/0x1bd
[  391.645994] syz-executor4 cpuset=syz4 mems_allowed=0
[  391.648142]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.681667]  ? lock_downgrade+0x900/0x900
[  391.685823]  ? trace_hardirqs_off+0xb8/0x310
[  391.690236]  ? trace_hardirqs_off+0xb8/0x310
[  391.694697]  __alloc_pages_slowpath+0x26e8/0x2e10
[  391.699567]  ? warn_alloc+0x120/0x120
[  391.703398]  ? print_usage_bug+0xc0/0xc0
[  391.707475]  ? warn_alloc+0x120/0x120
[  391.711279]  ? warn_alloc+0x120/0x120
[  391.715092]  ? print_usage_bug+0xc0/0xc0
[  391.719193]  ? kvm_clock_read+0x18/0x30
[  391.723214]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  391.728232]  ? print_usage_bug+0xc0/0xc0
[  391.732296]  ? __lock_acquire+0x62f/0x4c20
[  391.736551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.742089]  ? should_fail+0x22d/0xd01
[  391.745974]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.751256]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.756359]  ? __lock_acquire+0x62f/0x4c20
[  391.760600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.765702]  ? __lock_acquire+0x62f/0x4c20
[  391.769934]  ? should_fail+0x22d/0xd01
[  391.773820]  ? rcu_irq_exit+0x1a2/0x390
[  391.777802]  ? mark_held_locks+0x130/0x130
[  391.782044]  ? mark_held_locks+0x130/0x130
[  391.786386]  ? mark_held_locks+0xc7/0x130
[  391.790533]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  391.795554]  ? zap_class+0x640/0x640
[  391.799266]  ? print_usage_bug+0xc0/0xc0
[  391.803334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.808891]  ? check_preemption_disabled+0x48/0x280
[  391.813932]  ? __lock_is_held+0xb5/0x140
[  391.818003]  __alloc_pages_nodemask+0xa80/0xde0
[  391.822685]  ? zap_class+0x640/0x640
[  391.826405]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  391.831433]  ? find_held_lock+0x36/0x1c0
[  391.835504]  ? ____cache_alloc_node+0x1c7/0x1e0
[  391.840182]  ? lock_downgrade+0x900/0x900
[  391.844337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.849878]  cache_grow_begin+0xa5/0x8c0
[  391.853943]  ? do_raw_spin_unlock+0xa7/0x330
[  391.858358]  fallback_alloc+0x204/0x2e0
[  391.862340]  ____cache_alloc_node+0x1c7/0x1e0
[  391.866840]  kmem_cache_alloc_node+0xe3/0x730
[  391.871348]  ? ipv6_get_ifaddr+0x42e/0x620
[  391.875596]  __alloc_skb+0x119/0x770
[  391.879312]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.884597]  ? netdev_alloc_frag+0x1f0/0x1f0
[  391.889005]  ? lock_downgrade+0x900/0x900
[  391.893171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.898727]  ? refcount_sub_and_test_checked+0x203/0x310
[  391.904189]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  391.909656]  ? addrconf_rs_timer+0x690/0x690
[  391.914078]  ndisc_alloc_skb+0x144/0x340
[  391.918170]  ndisc_send_rs+0x331/0x6e0
[  391.922070]  addrconf_rs_timer+0x314/0x690
[  391.926314]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.930580]  call_timer_fn+0x272/0x920
[  391.934466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.938704]  ? process_timeout+0x40/0x40
[  391.942774]  ? mark_held_locks+0xc7/0x130
[  391.946934]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.951430]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.955928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.960177]  ? lockdep_hardirqs_on+0x296/0x5b0
[  391.964763]  ? trace_hardirqs_on+0xbd/0x310
[  391.969084]  ? kasan_check_read+0x11/0x20
[  391.973229]  ? __run_timers+0x7da/0xc70
[  391.977207]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.982316]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.986567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.990798]  __run_timers+0x7e5/0xc70
[  391.994607]  ? timer_fixup_init+0x70/0x70
[  391.998754]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.003771]  ? zap_class+0x640/0x640
[  392.007486]  ? print_usage_bug+0xc0/0xc0
[  392.011547]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.016737]  ? find_held_lock+0x36/0x1c0
[  392.020818]  ? zap_class+0x640/0x640
[  392.024559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.030095]  ? check_preemption_disabled+0x48/0x280
[  392.035149]  ? __lock_is_held+0xb5/0x140
[  392.039249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.044787]  ? check_preemption_disabled+0x48/0x280
[  392.049813]  run_timer_softirq+0x52/0xb0
[  392.053876]  ? rcu_read_lock_sched_held+0x14f/0x180
[  392.058888]  __do_softirq+0x308/0xb7e
[  392.062692]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  392.067219]  ? lock_downgrade+0x900/0x900
[  392.071368]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  392.076493]  ? pvclock_read_flags+0x160/0x160
[  392.080993]  ? lapic_next_event+0x5a/0x90
[  392.085151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.090705]  ? kvm_clock_read+0x18/0x30
[  392.094717]  ? kvm_sched_clock_read+0x9/0x20
[  392.099125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.104676]  ? check_preemption_disabled+0x48/0x280
[  392.109703]  irq_exit+0x17f/0x1c0
[  392.113171]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.118015]  ? smp_reschedule_interrupt+0x109/0x650
[  392.123034]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.128918]  ? interrupt_entry+0xb5/0xc0
[  392.132999]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.138014]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.143033]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.147880]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.152895]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.157922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.162769]  apic_timer_interrupt+0xf/0x20
[  392.167026]  </IRQ>
[  392.169264] RIP: 0010:dump_stack+0x358/0x39d
[  392.173672] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  392.192600] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  392.200340] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  392.207614] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  392.214895] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  392.222180] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  392.229456] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  392.236738]  ? dump_stack+0x34f/0x39d
[  392.240570]  ? dump_stack_print_info.cold.1+0x20/0x20
[  392.245760]  ? mark_held_locks+0x130/0x130
[  392.249993]  ? mark_held_locks+0x130/0x130
[  392.254243]  dump_header+0x27b/0xf72
[  392.257987]  ? pagefault_out_of_memory+0x197/0x197
[  392.262952]  ? __lock_acquire+0x62f/0x4c20
[  392.267209]  ? percpu_ref_get_many+0x240/0x240
[  392.271795]  ? print_usage_bug+0xc0/0xc0
[  392.275897]  ? zap_class+0x640/0x640
[  392.279638]  ? print_usage_bug+0xc0/0xc0
[  392.283703]  ? print_usage_bug+0xc0/0xc0
[  392.287770]  ? zap_class+0x640/0x640
[  392.291488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.297029]  ? find_held_lock+0x36/0x1c0
[  392.301100]  ? mark_held_locks+0xc7/0x130
[  392.305270]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  392.310391]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  392.315498]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  392.320079]  ? trace_hardirqs_on+0xbd/0x310
[  392.324398]  ? kasan_check_read+0x11/0x20
[  392.328549]  ? ___ratelimit+0x3b4/0x672
[  392.332523]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.337622]  ? trace_hardirqs_on+0x310/0x310
[  392.342029]  ? lock_downgrade+0x900/0x900
[  392.346199]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  392.351310]  ? ___ratelimit+0x3b9/0x672
[  392.355287]  ? idr_get_free+0xf70/0xf70
[  392.359259]  ? find_held_lock+0x36/0x1c0
[  392.363351]  oom_kill_process.cold.27+0x10/0x903
[  392.368106]  ? zap_class+0x640/0x640
[  392.371824]  ? check_preemption_disabled+0x48/0x280
[  392.376845]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  392.381771]  ? kasan_check_read+0x11/0x20
[  392.385914]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.391202]  ? oom_evaluate_task+0x540/0x540
[  392.395626]  ? find_held_lock+0x36/0x1c0
[  392.399692]  ? out_of_memory+0x974/0x1430
[  392.403842]  ? lock_downgrade+0x900/0x900
[  392.407989]  ? check_preemption_disabled+0x48/0x280
[  392.413024]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  392.417954]  ? kasan_check_read+0x11/0x20
[  392.422202]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.427498]  ? rcu_softirq_qs+0x20/0x20
[  392.431476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.437023]  ? oom_evaluate_task+0x302/0x540
[  392.441443]  out_of_memory+0xa84/0x1430
[  392.445478]  ? oom_killer_disable+0x3a0/0x3a0
[  392.450011]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  392.454960]  ? __ww_mutex_check_waiters+0x160/0x160
[  392.460090]  __alloc_pages_slowpath+0x2354/0x2e10
[  392.464954]  ? warn_alloc+0x120/0x120
[  392.468750]  ? mark_held_locks+0x130/0x130
[  392.472986]  ? find_get_entry+0xaae/0x1120
[  392.477229]  ? filemap_map_pages+0x1a20/0x1a20
[  392.481817]  ? zap_class+0x640/0x640
[  392.485534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.491555]  ? check_preemption_disabled+0x48/0x280
[  392.496574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.502115]  ? should_fail+0x22d/0xd01
[  392.506016]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.511119]  ? zap_class+0x640/0x640
[  392.514867]  ? __lock_is_held+0xb5/0x140
[  392.518936]  ? mark_held_locks+0x130/0x130
[  392.523180]  ? lock_release+0xa00/0xa00
[  392.527184]  ? perf_trace_sched_process_exec+0x860/0x860
[  392.532637]  ? xa_load+0x2ba/0x460
[  392.536183]  ? lock_downgrade+0x900/0x900
[  392.540340]  ? __might_sleep+0x95/0x190
[  392.544320]  __alloc_pages_nodemask+0xa80/0xde0
[  392.549008]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  392.554024]  ? __page_cache_alloc+0x191/0x5c0
[  392.558518]  ? xa_load+0x2e1/0x460
[  392.562063]  ? xa_clear_mark+0x40/0x40
[  392.565966]  ? zap_class+0x640/0x640
[  392.569686]  ? zap_class+0x640/0x640
[  392.573430]  ? zap_class+0x640/0x640
[  392.577185]  ? __do_page_cache_readahead+0x663/0x810
[  392.582312]  ? find_held_lock+0x36/0x1c0
[  392.586379]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  392.591943]  alloc_pages_current+0x173/0x350
[  392.596353]  __page_cache_alloc+0x38c/0x5c0
[  392.600670]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  392.605594]  ? kasan_check_read+0x11/0x20
[  392.609763]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.615056]  ? generic_perform_write+0x6a0/0x6a0
[  392.619827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.625379]  ? check_preemption_disabled+0x48/0x280
[  392.630447]  filemap_fault+0x1595/0x25f0
[  392.634549]  ? __lock_page_or_retry+0xa00/0xa00
[  392.639238]  ? mark_held_locks+0x130/0x130
[  392.643592]  ? filemap_map_pages+0xd6b/0x1a20
[  392.648082]  ? lock_downgrade+0x900/0x900
[  392.652235]  ? check_preemption_disabled+0x48/0x280
[  392.657276]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  392.662212]  ? kasan_check_read+0x11/0x20
[  392.666351]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.671632]  ? rcu_softirq_qs+0x20/0x20
[  392.675615]  ? filemap_map_pages+0xd92/0x1a20
[  392.680131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.685694]  ? find_get_entries_tag+0x1400/0x1400
[  392.690555]  ? __lock_acquire+0x62f/0x4c20
[  392.694827]  ? lock_acquire+0x1ed/0x520
[  392.698795]  ? ext4_filemap_fault+0x7a/0xad
[  392.703116]  ? lock_release+0xa00/0xa00
[  392.707090]  ? perf_trace_sched_process_exec+0x860/0x860
[  392.712540]  ? print_usage_bug+0xc0/0xc0
[  392.716602]  ? print_usage_bug+0xc0/0xc0
[  392.720669]  ? down_read+0x8d/0x120
[  392.724299]  ? ext4_filemap_fault+0x7a/0xad
[  392.728620]  ? __down_interruptible+0x700/0x700
[  392.733325]  ext4_filemap_fault+0x82/0xad
[  392.737494]  __do_fault+0x100/0x6b0
[  392.741170]  ? pmd_devmap_trans_unstable+0x220/0x220
[  392.746283]  ? mark_held_locks+0x130/0x130
[  392.750544]  ? mark_held_locks+0x130/0x130
[  392.754778]  ? find_held_lock+0x36/0x1c0
[  392.758850]  ? find_held_lock+0x36/0x1c0
[  392.762913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.768456]  __handle_mm_fault+0x3ea0/0x5be0
[  392.772864]  ? poll_select_copy_remaining+0x18c/0x6a0
[  392.778059]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  392.782906]  ? __might_fault+0x12b/0x1e0
[  392.786968]  ? lock_downgrade+0x900/0x900
[  392.791126]  ? zap_class+0x640/0x640
[  392.794851]  ? zap_class+0x640/0x640
[  392.798603]  ? find_held_lock+0x36/0x1c0
[  392.802670]  ? handle_mm_fault+0x42a/0xc70
[  392.806905]  ? lock_downgrade+0x900/0x900
[  392.811054]  ? check_preemption_disabled+0x48/0x280
[  392.816071]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  392.820996]  ? kasan_check_read+0x11/0x20
[  392.825147]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.830445]  ? rcu_softirq_qs+0x20/0x20
[  392.834433]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.839537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.845076]  ? check_preemption_disabled+0x48/0x280
[  392.850096]  handle_mm_fault+0x54f/0xc70
[  392.854180]  ? __handle_mm_fault+0x5be0/0x5be0
[  392.858780]  ? find_vma+0x34/0x190
[  392.862325]  __do_page_fault+0x5e8/0xe60
[  392.866382]  ? trace_hardirqs_off+0xb8/0x310
[  392.870794]  do_page_fault+0xf2/0x7e0
[  392.874589]  ? vmalloc_sync_all+0x30/0x30
[  392.878730]  ? error_entry+0x70/0xd0
[  392.882467]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.887483]  ? trace_hardirqs_on_caller+0xc0/0x310
[  392.892407]  ? syscall_return_slowpath+0x5e0/0x5e0
[  392.897364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.902220]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.907265]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.912713]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  392.917727]  ? prepare_exit_to_usermode+0x291/0x3b0
[  392.922735]  ? page_fault+0x8/0x30
[  392.926287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.931143]  ? page_fault+0x8/0x30
[  392.934731]  page_fault+0x1e/0x30
[  392.938184] RIP: 0033:0x7f00c9250dd3
[  392.941904] Code: Bad RIP value.
[  392.945258] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  392.950614] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  392.957876] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  392.965141] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  392.972446] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  392.979751] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  392.987051] warn_alloc_show_mem: 1 callbacks suppressed
[  392.987063] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  392.987065] Mem-Info:
[  392.987096] active_anon:48257 inactive_anon:195 isolated_anon:0
[  392.987096]  active_file:14 inactive_file:11 isolated_file:0
[  392.987096]  unevictable:0 dirty:0 writeback:0 unstable:0
[  392.987096]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  392.987096]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  392.987096]  free:13718 free_pcp:175 free_cma:0
[  392.992430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.999703] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  393.002095] Call Trace:
[  393.034952] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  393.044290]  <IRQ>
[  393.071767] lowmem_reserve[]: 0 2818 6321 6321
[  393.074363]  dump_stack+0x244/0x39d
[  393.100460] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  393.102603]  ? dump_stack_print_info.cold.1+0x20/0x20
[  393.107174] lowmem_reserve[]: 0 0 3503 3503
[  393.110819]  warn_alloc.cold.116+0xb7/0x1bd
[  393.138284] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  393.143499]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.147797] lowmem_reserve[]: 0 0 0 0
[  393.152121]  ? lock_downgrade+0x900/0x900
[  393.181004] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  393.185840]  ? trace_hardirqs_off+0xb8/0x310
[  393.189613] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  393.193766]  ? trace_hardirqs_off+0xb8/0x310
[  393.207269] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  393.211677]  __alloc_pages_slowpath+0x26e8/0x2e10
[  393.226830] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  393.231244]  ? warn_alloc+0x120/0x120
[  393.246290] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  393.251118]  ? print_usage_bug+0xc0/0xc0
[  393.259929] 269 total pagecache pages
[  393.263716]  ? warn_alloc+0x120/0x120
[  393.272275] 0 pages in swap cache
[  393.276325]  ? warn_alloc+0x120/0x120
[  393.280101] Swap cache stats: add 0, delete 0, find 0/0
[  393.283887]  ? print_usage_bug+0xc0/0xc0
[  393.287316] Free swap  = 0kB
[  393.291104]  ? kvm_clock_read+0x18/0x30
[  393.296440] Total swap = 0kB
[  393.300487]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  393.303475] 1965979 pages RAM
[  393.307450]  ? print_usage_bug+0xc0/0xc0
[  393.310441] 0 pages HighMem/MovableOnly
[  393.315461]  ? __lock_acquire+0x62f/0x4c20
[  393.318549] 342853 pages reserved
[  393.322597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.326557] 0 pages cma reserved
[  393.330798]  ? should_fail+0x22d/0xd01
[  393.334358] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  393.339802]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.343209] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.347043]  ? __lock_acquire+0x62f/0x4c20
[  393.353511] init cpuset=/ mems_allowed=0
[  393.358607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.381679]  ? __lock_acquire+0x62f/0x4c20
[  393.385914]  ? should_fail+0x22d/0xd01
[  393.389810]  ? mark_held_locks+0x130/0x130
[  393.394066]  ? mark_held_locks+0x130/0x130
[  393.398308]  ? try_to_wake_up+0x11c/0x1490
[  393.402545]  ? lock_downgrade+0x900/0x900
[  393.406714]  ? zap_class+0x640/0x640
[  393.410428]  ? print_usage_bug+0xc0/0xc0
[  393.414488]  ? trace_hardirqs_off+0xb8/0x310
[  393.418909]  ? kasan_check_read+0x11/0x20
[  393.423067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.428602]  ? check_preemption_disabled+0x48/0x280
[  393.433657]  ? __lock_is_held+0xb5/0x140
[  393.437743]  __alloc_pages_nodemask+0xa80/0xde0
[  393.442424]  ? zap_class+0x640/0x640
[  393.446141]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  393.451181]  ? find_held_lock+0x36/0x1c0
[  393.455250]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.459914]  ? lock_downgrade+0x900/0x900
[  393.464073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.469614]  cache_grow_begin+0xa5/0x8c0
[  393.473705]  ? do_raw_spin_unlock+0xa7/0x330
[  393.478130]  fallback_alloc+0x204/0x2e0
[  393.482133]  ____cache_alloc_node+0x1c7/0x1e0
[  393.486640]  kmem_cache_alloc_node+0xe3/0x730
[  393.491169]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.495411]  __alloc_skb+0x119/0x770
[  393.499117]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.504406]  ? netdev_alloc_frag+0x1f0/0x1f0
[  393.508824]  ? lock_downgrade+0x900/0x900
[  393.512987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.518548]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.523994]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.529484]  ? addrconf_rs_timer+0x690/0x690
[  393.533920]  ndisc_alloc_skb+0x144/0x340
[  393.538015]  ndisc_send_rs+0x331/0x6e0
[  393.541904]  addrconf_rs_timer+0x314/0x690
[  393.546226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.550463]  call_timer_fn+0x272/0x920
[  393.554361]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.558589]  ? process_timeout+0x40/0x40
[  393.562670]  ? __run_timers+0x7da/0xc70
[  393.566654]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.571230]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.575728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.579976]  ? lockdep_hardirqs_on+0x296/0x5b0
[  393.584557]  ? trace_hardirqs_on+0xbd/0x310
[  393.588891]  ? kasan_check_read+0x11/0x20
[  393.593048]  ? __run_timers+0x7da/0xc70
[  393.597022]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.602147]  ? __queue_work+0x1440/0x1440
[  393.606307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.610548]  __run_timers+0x7e5/0xc70
[  393.614356]  ? timer_fixup_init+0x70/0x70
[  393.618508]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  393.624046]  ? zap_class+0x640/0x640
[  393.627762]  ? enqueue_hrtimer+0x1a5/0x560
[  393.631992]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  393.637195]  ? find_held_lock+0x36/0x1c0
[  393.641256]  ? zap_class+0x640/0x640
[  393.644998]  ? pvclock_read_flags+0x160/0x160
[  393.649497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.655061]  ? check_preemption_disabled+0x48/0x280
[  393.660121]  ? __lock_is_held+0xb5/0x140
[  393.664191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.669736]  ? check_preemption_disabled+0x48/0x280
[  393.674766]  run_timer_softirq+0x52/0xb0
[  393.678846]  ? rcu_read_lock_sched_held+0x14f/0x180
[  393.683875]  __do_softirq+0x308/0xb7e
[  393.687721]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  393.692232]  ? lock_downgrade+0x900/0x900
[  393.696387]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  393.701515]  ? pvclock_read_flags+0x160/0x160
[  393.706012]  ? lapic_next_event+0x5a/0x90
[  393.710164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.715706]  ? kvm_clock_read+0x18/0x30
[  393.719709]  ? kvm_sched_clock_read+0x9/0x20
[  393.724134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.729687]  ? check_preemption_disabled+0x48/0x280
[  393.734735]  irq_exit+0x17f/0x1c0
[  393.738221]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.743061]  ? smp_reschedule_interrupt+0x109/0x650
[  393.748081]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.753962]  ? interrupt_entry+0xb5/0xc0
[  393.758051]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.763081]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.768101]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.772943]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.777973]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.783016]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.787865]  apic_timer_interrupt+0xf/0x20
[  393.792089]  </IRQ>
[  393.794332] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  393.800233] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  393.819153] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  393.826861] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  393.834125] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  393.841410] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  393.848679] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  393.855969] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  393.863261]  ? save_stack+0xa9/0xd0
[  393.866923]  __kmalloc_node_track_caller+0x3c/0x70
[  393.871883]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  393.876640]  pskb_expand_head+0x230/0x10f0
[  393.880883]  ? check_preemption_disabled+0x48/0x280
[  393.885897]  ? memcpy+0x45/0x50
[  393.889178]  ? __copy_skb_header+0x350/0x6b0
[  393.893584]  ? skb_release_data+0x880/0x880
[  393.897918]  ? __alloc_skb+0x770/0x770
[  393.901823]  ? __lock_is_held+0xb5/0x140
[  393.905888]  ? kasan_check_write+0x14/0x20
[  393.910160]  ? __skb_clone+0x6c7/0xa00
[  393.914066]  ? __copy_skb_header+0x6b0/0x6b0
[  393.918483]  ? kmem_cache_alloc+0x33a/0x730
[  393.922803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.928355]  skb_ensure_writable+0x3dd/0x640
[  393.932763]  ? skb_checksum_setup+0xaa0/0xaa0
[  393.937273]  ? preempt_notifier_register+0x200/0x200
[  393.942383]  ? __switch_to_asm+0x34/0x70
[  393.946444]  ? __switch_to_asm+0x34/0x70
[  393.950501]  ? __switch_to_asm+0x40/0x70
[  393.954556]  ? __switch_to_asm+0x34/0x70
[  393.958616]  ? __switch_to_asm+0x40/0x70
[  393.962680]  ? __switch_to_asm+0x40/0x70
[  393.966742]  ? __switch_to_asm+0x34/0x70
[  393.970808]  ? __switch_to_asm+0x34/0x70
[  393.974868]  ? __switch_to_asm+0x40/0x70
[  393.978923]  ? __switch_to_asm+0x34/0x70
[  393.982989]  bpf_clone_redirect+0x14a/0x490
[  393.987334]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  393.992383]  ? __sched_text_start+0x8/0x8
[  393.996529]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.001310]  ? find_held_lock+0x36/0x1c0
[  394.005379]  ? lock_acquire+0x1ed/0x520
[  394.009363]  ? bpf_test_run+0x3cb/0x780
[  394.013336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.018879]  ? check_preemption_disabled+0x48/0x280
[  394.023899]  ? kasan_check_read+0x11/0x20
[  394.028091]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.033365]  ? rcu_softirq_qs+0x20/0x20
[  394.037342]  ? preempt_schedule+0x4d/0x60
[  394.041488]  ? ___preempt_schedule+0x16/0x18
[  394.045898]  ? bpf_test_run+0x25d/0x780
[  394.049910]  ? netlink_diag_dump+0x2a0/0x2a0
[  394.054331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.059864]  ? bpf_test_init.isra.10+0x70/0x100
[  394.064551]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  394.069314]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  394.074163]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  394.079704]  ? fput+0x130/0x1a0
[  394.082982]  ? __bpf_prog_get+0x9b/0x290
[  394.087072]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  394.091921]  ? bpf_prog_test_run+0x130/0x1a0
[  394.096335]  ? __x64_sys_bpf+0x3d8/0x520
[  394.100395]  ? bpf_prog_get+0x20/0x20
[  394.104217]  ? do_syscall_64+0x1b9/0x820
[  394.108290]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  394.113651]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.118578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.123419]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.128435]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  394.133450]  ? prepare_exit_to_usermode+0x291/0x3b0
[  394.138473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.143319]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  394.148700] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  394.148762] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.154838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.154843] Call Trace:
[  394.154848]  <IRQ>
[  394.154864]  dump_stack+0x244/0x39d
[  394.154884]  ? dump_stack_print_info.cold.1+0x20/0x20
[  394.161460] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.170742]  warn_alloc.cold.116+0xb7/0x1bd
[  394.173295] syz-executor4 cpuset=syz4 mems_allowed=0
[  394.175438]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.208892]  ? lock_downgrade+0x900/0x900
[  394.213045]  ? trace_hardirqs_off+0xb8/0x310
[  394.217473]  ? trace_hardirqs_off+0xb8/0x310
[  394.221883]  __alloc_pages_slowpath+0x26e8/0x2e10
[  394.226745]  ? warn_alloc+0x120/0x120
[  394.230542]  ? print_usage_bug+0xc0/0xc0
[  394.234629]  ? warn_alloc+0x120/0x120
[  394.238427]  ? warn_alloc+0x120/0x120
[  394.242227]  ? print_usage_bug+0xc0/0xc0
[  394.246288]  ? print_usage_bug+0xc0/0xc0
[  394.250348]  ? __lock_acquire+0x62f/0x4c20
[  394.254579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.260113]  ? should_fail+0x22d/0xd01
[  394.264007]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.269198]  ? __lock_acquire+0x62f/0x4c20
[  394.273478]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.278580]  ? __lock_acquire+0x62f/0x4c20
[  394.282809]  ? should_fail+0x22d/0xd01
[  394.286690]  ? find_held_lock+0x36/0x1c0
[  394.290760]  ? mark_held_locks+0x130/0x130
[  394.295002]  ? mark_held_locks+0x130/0x130
[  394.299236]  ? zap_class+0x640/0x640
[  394.302945]  ? zap_class+0x640/0x640
[  394.306656]  ? print_usage_bug+0xc0/0xc0
[  394.310715]  ? do_raw_spin_unlock+0xa7/0x330
[  394.315125]  ? zap_class+0x640/0x640
[  394.318850]  ? print_usage_bug+0xc0/0xc0
[  394.322907]  ? wq_watchdog_touch+0x9c/0xfe
[  394.327151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.332692]  ? check_preemption_disabled+0x48/0x280
[  394.337713]  ? __lock_is_held+0xb5/0x140
[  394.341784]  __alloc_pages_nodemask+0xa80/0xde0
[  394.346451]  ? zap_class+0x640/0x640
[  394.350174]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  394.355204]  ? find_held_lock+0x36/0x1c0
[  394.359275]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.363963]  ? lock_downgrade+0x900/0x900
[  394.368132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.373684]  cache_grow_begin+0xa5/0x8c0
[  394.377741]  ? do_raw_spin_unlock+0xa7/0x330
[  394.382163]  fallback_alloc+0x204/0x2e0
[  394.386170]  ____cache_alloc_node+0x1c7/0x1e0
[  394.390688]  kmem_cache_alloc_node+0xe3/0x730
[  394.395185]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.399434]  __alloc_skb+0x119/0x770
[  394.403148]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.408439]  ? netdev_alloc_frag+0x1f0/0x1f0
[  394.412847]  ? lock_downgrade+0x900/0x900
[  394.417001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.422536]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.427992]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.433449]  ? addrconf_rs_timer+0x690/0x690
[  394.437873]  ndisc_alloc_skb+0x144/0x340
[  394.441939]  ndisc_send_rs+0x331/0x6e0
[  394.445835]  addrconf_rs_timer+0x314/0x690
[  394.450074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.454321]  call_timer_fn+0x272/0x920
[  394.458222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.462456]  ? process_timeout+0x40/0x40
[  394.466530]  ? mark_held_locks+0xc7/0x130
[  394.470678]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.475180]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.479677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.483921]  ? lockdep_hardirqs_on+0x296/0x5b0
[  394.488506]  ? trace_hardirqs_on+0xbd/0x310
[  394.493285]  ? kasan_check_read+0x11/0x20
[  394.497436]  ? __run_timers+0x7da/0xc70
[  394.501411]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.506553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.510824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.515055]  __run_timers+0x7e5/0xc70
[  394.518865]  ? timer_fixup_init+0x70/0x70
[  394.523015]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  394.528035]  ? zap_class+0x640/0x640
[  394.531749]  ? print_usage_bug+0xc0/0xc0
[  394.535805]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  394.540994]  ? find_held_lock+0x36/0x1c0
[  394.545058]  ? zap_class+0x640/0x640
[  394.548772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.554307]  ? check_preemption_disabled+0x48/0x280
[  394.559361]  ? __lock_is_held+0xb5/0x140
[  394.563439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.569001]  ? check_preemption_disabled+0x48/0x280
[  394.574045]  run_timer_softirq+0x52/0xb0
[  394.578116]  ? rcu_read_lock_sched_held+0x14f/0x180
[  394.583157]  __do_softirq+0x308/0xb7e
[  394.587908]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  394.592402]  ? lock_downgrade+0x900/0x900
[  394.596550]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  394.601674]  ? pvclock_read_flags+0x160/0x160
[  394.606189]  ? lapic_next_event+0x5a/0x90
[  394.610333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.615871]  ? kvm_clock_read+0x18/0x30
[  394.619857]  ? kvm_sched_clock_read+0x9/0x20
[  394.624273]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.629812]  ? check_preemption_disabled+0x48/0x280
[  394.634831]  irq_exit+0x17f/0x1c0
[  394.638294]  smp_apic_timer_interrupt+0x1cb/0x760
[  394.643130]  ? smp_reschedule_interrupt+0x109/0x650
[  394.648208]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.654088]  ? interrupt_entry+0xb5/0xc0
[  394.658153]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.663195]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.668227]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.673084]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.678111]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.683146]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.687997]  apic_timer_interrupt+0xf/0x20
[  394.692238]  </IRQ>
[  394.694474] RIP: 0010:dump_stack+0x358/0x39d
[  394.698879] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  394.717775] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  394.725477] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  394.732741] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  394.740004] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  394.747265] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  394.754530] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  394.761808]  ? dump_stack+0x34f/0x39d
[  394.765615]  ? dump_stack_print_info.cold.1+0x20/0x20
[  394.770803]  ? mark_held_locks+0x130/0x130
[  394.775036]  ? mark_held_locks+0x130/0x130
[  394.779274]  dump_header+0x27b/0xf72
[  394.783034]  ? pagefault_out_of_memory+0x197/0x197
[  394.787967]  ? __lock_acquire+0x62f/0x4c20
[  394.792221]  ? percpu_ref_get_many+0x240/0x240
[  394.796835]  ? print_usage_bug+0xc0/0xc0
[  394.800900]  ? zap_class+0x640/0x640
[  394.804618]  ? print_usage_bug+0xc0/0xc0
[  394.808676]  ? print_usage_bug+0xc0/0xc0
[  394.812734]  ? zap_class+0x640/0x640
[  394.816465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.822007]  ? find_held_lock+0x36/0x1c0
[  394.826080]  ? mark_held_locks+0xc7/0x130
[  394.830223]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  394.835336]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  394.840450]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  394.845042]  ? trace_hardirqs_on+0xbd/0x310
[  394.849369]  ? kasan_check_read+0x11/0x20
[  394.853511]  ? ___ratelimit+0x3b4/0x672
[  394.857508]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.862609]  ? trace_hardirqs_on+0x310/0x310
[  394.867013]  ? lock_downgrade+0x900/0x900
[  394.871176]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  394.876275]  ? ___ratelimit+0x3b9/0x672
[  394.880247]  ? idr_get_free+0xf70/0xf70
[  394.884231]  ? find_held_lock+0x36/0x1c0
[  394.888298]  oom_kill_process.cold.27+0x10/0x903
[  394.893068]  ? zap_class+0x640/0x640
[  394.896779]  ? check_preemption_disabled+0x48/0x280
[  394.901807]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  394.906732]  ? kasan_check_read+0x11/0x20
[  394.910875]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.916155]  ? oom_evaluate_task+0x540/0x540
[  394.920568]  ? find_held_lock+0x36/0x1c0
[  394.924649]  ? out_of_memory+0x974/0x1430
[  394.928808]  ? lock_downgrade+0x900/0x900
[  394.932955]  ? check_preemption_disabled+0x48/0x280
[  394.937973]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  394.942913]  ? kasan_check_read+0x11/0x20
[  394.947055]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.952327]  ? rcu_softirq_qs+0x20/0x20
[  394.956302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.961882]  ? oom_evaluate_task+0x302/0x540
[  394.966292]  out_of_memory+0xa84/0x1430
[  394.970270]  ? oom_killer_disable+0x3a0/0x3a0
[  394.974761]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  394.979692]  ? __ww_mutex_check_waiters+0x160/0x160
[  394.984718]  __alloc_pages_slowpath+0x2354/0x2e10
[  394.989592]  ? warn_alloc+0x120/0x120
[  394.993418]  ? mark_held_locks+0x130/0x130
[  394.997654]  ? find_get_entry+0xaae/0x1120
[  395.001895]  ? filemap_map_pages+0x1a20/0x1a20
[  395.006522]  ? zap_class+0x640/0x640
[  395.010270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.015820]  ? check_preemption_disabled+0x48/0x280
[  395.020846]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.026386]  ? should_fail+0x22d/0xd01
[  395.030273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.035384]  ? zap_class+0x640/0x640
[  395.039121]  ? __lock_is_held+0xb5/0x140
[  395.043213]  ? mark_held_locks+0x130/0x130
[  395.047451]  ? lock_release+0xa00/0xa00
[  395.051443]  ? perf_trace_sched_process_exec+0x860/0x860
[  395.056907]  ? xa_load+0x2ba/0x460
[  395.060463]  ? lock_downgrade+0x900/0x900
[  395.064615]  ? __might_sleep+0x95/0x190
[  395.068593]  __alloc_pages_nodemask+0xa80/0xde0
[  395.073272]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  395.078293]  ? __page_cache_alloc+0x191/0x5c0
[  395.082785]  ? xa_load+0x2e1/0x460
[  395.086326]  ? xa_clear_mark+0x40/0x40
[  395.090215]  ? zap_class+0x640/0x640
[  395.093952]  ? zap_class+0x640/0x640
[  395.097666]  ? zap_class+0x640/0x640
[  395.101378]  ? __do_page_cache_readahead+0x663/0x810
[  395.106499]  ? find_held_lock+0x36/0x1c0
[  395.110558]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  395.116096]  alloc_pages_current+0x173/0x350
[  395.120505]  __page_cache_alloc+0x38c/0x5c0
[  395.124820]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.129748]  ? kasan_check_read+0x11/0x20
[  395.133892]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.139220]  ? generic_perform_write+0x6a0/0x6a0
[  395.143977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.149517]  ? check_preemption_disabled+0x48/0x280
[  395.154593]  filemap_fault+0x1595/0x25f0
[  395.158666]  ? __lock_page_or_retry+0xa00/0xa00
[  395.163337]  ? mark_held_locks+0x130/0x130
[  395.167582]  ? filemap_map_pages+0xd6b/0x1a20
[  395.172074]  ? lock_downgrade+0x900/0x900
[  395.176287]  ? check_preemption_disabled+0x48/0x280
[  395.181318]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.186260]  ? kasan_check_read+0x11/0x20
[  395.190410]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.195697]  ? rcu_softirq_qs+0x20/0x20
[  395.199717]  ? filemap_map_pages+0xd92/0x1a20
[  395.204235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.209777]  ? find_get_entries_tag+0x1400/0x1400
[  395.214626]  ? __lock_acquire+0x62f/0x4c20
[  395.218869]  ? lock_acquire+0x1ed/0x520
[  395.222838]  ? ext4_filemap_fault+0x7a/0xad
[  395.227222]  ? lock_release+0xa00/0xa00
[  395.231221]  ? perf_trace_sched_process_exec+0x860/0x860
[  395.236669]  ? print_usage_bug+0xc0/0xc0
[  395.240727]  ? print_usage_bug+0xc0/0xc0
[  395.244797]  ? down_read+0x8d/0x120
[  395.248419]  ? ext4_filemap_fault+0x7a/0xad
[  395.252737]  ? __down_interruptible+0x700/0x700
[  395.257408]  ext4_filemap_fault+0x82/0xad
[  395.261567]  __do_fault+0x100/0x6b0
[  395.265202]  ? pmd_devmap_trans_unstable+0x220/0x220
[  395.270351]  ? mark_held_locks+0x130/0x130
[  395.274590]  ? mark_held_locks+0x130/0x130
[  395.278821]  ? find_held_lock+0x36/0x1c0
[  395.282887]  ? find_held_lock+0x36/0x1c0
[  395.286946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.292487]  __handle_mm_fault+0x3ea0/0x5be0
[  395.296895]  ? poll_select_copy_remaining+0x18c/0x6a0
[  395.302089]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  395.306933]  ? __might_fault+0x12b/0x1e0
[  395.310989]  ? lock_downgrade+0x900/0x900
[  395.315152]  ? zap_class+0x640/0x640
[  395.318879]  ? zap_class+0x640/0x640
[  395.322592]  ? find_held_lock+0x36/0x1c0
[  395.326658]  ? handle_mm_fault+0x42a/0xc70
[  395.330887]  ? lock_downgrade+0x900/0x900
[  395.335031]  ? check_preemption_disabled+0x48/0x280
[  395.340047]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.344973]  ? kasan_check_read+0x11/0x20
[  395.349116]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.354395]  ? rcu_softirq_qs+0x20/0x20
[  395.358378]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.363493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.369029]  ? check_preemption_disabled+0x48/0x280
[  395.374076]  handle_mm_fault+0x54f/0xc70
[  395.378168]  ? __handle_mm_fault+0x5be0/0x5be0
[  395.382758]  ? find_vma+0x34/0x190
[  395.386329]  __do_page_fault+0x5e8/0xe60
[  395.390403]  ? trace_hardirqs_off+0xb8/0x310
[  395.394825]  do_page_fault+0xf2/0x7e0
[  395.398625]  ? vmalloc_sync_all+0x30/0x30
[  395.402771]  ? error_entry+0x70/0xd0
[  395.406530]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.411556]  ? trace_hardirqs_on_caller+0xc0/0x310
[  395.416505]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.421433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.426276]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.431306]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.436753]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  395.441782]  ? prepare_exit_to_usermode+0x291/0x3b0
[  395.446812]  ? page_fault+0x8/0x30
[  395.450378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.455278]  ? page_fault+0x8/0x30
[  395.458814]  page_fault+0x1e/0x30
[  395.462261] RIP: 0033:0x7f00c9250dd3
[  395.465982] Code: Bad RIP value.
[  395.469359] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  395.474734] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  395.481997] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  395.489264] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  395.497000] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  395.504265] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  395.511550] warn_alloc_show_mem: 1 callbacks suppressed
[  395.511561] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  395.511563] Mem-Info:
[  395.511593] active_anon:48257 inactive_anon:195 isolated_anon:0
[  395.511593]  active_file:14 inactive_file:11 isolated_file:0
[  395.511593]  unevictable:0 dirty:0 writeback:0 unstable:0
[  395.511593]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  395.511593]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  395.511593]  free:13718 free_pcp:175 free_cma:0
[  395.516929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.524215] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  395.526618] Call Trace:
[  395.559596] 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
[  395.568941]  <IRQ>
[  395.596430] lowmem_reserve[]: 0 2818 6321 6321
[  395.599016]  dump_stack+0x244/0x39d
[  395.625296] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  395.627439]  ? dump_stack_print_info.cold.1+0x20/0x20
[  395.631993] lowmem_reserve[]: 0 0 3503 3503
[  395.635622]  warn_alloc.cold.116+0xb7/0x1bd
[  395.663089] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  395.668272]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.672578] lowmem_reserve[]: 0 0 0 0
[  395.676906]  ? lock_downgrade+0x900/0x900
[  395.705779] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  395.710630]  ? trace_hardirqs_off+0xb8/0x310
[  395.714411] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  395.718586]  ? trace_hardirqs_off+0xb8/0x310
[  395.732081] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  395.736498]  __alloc_pages_slowpath+0x26e8/0x2e10
[  395.751647] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  395.756085]  ? warn_alloc+0x120/0x120
[  395.771128] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  395.775962]  ? print_usage_bug+0xc0/0xc0
[  395.784769] 269 total pagecache pages
[  395.788560]  ? warn_alloc+0x120/0x120
[  395.797114] 0 pages in swap cache
[  395.801181]  ? warn_alloc+0x120/0x120
[  395.804958] Swap cache stats: add 0, delete 0, find 0/0
[  395.808743]  ? print_usage_bug+0xc0/0xc0
[  395.812175] Free swap  = 0kB
[  395.815968]  ? print_usage_bug+0xc0/0xc0
[  395.821303] Total swap = 0kB
[  395.825381]  ? __lock_acquire+0x62f/0x4c20
[  395.828370] 1965979 pages RAM
[  395.832432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.835457] 0 pages HighMem/MovableOnly
[  395.839735]  ? should_fail+0x22d/0xd01
[  395.842847] 342853 pages reserved
[  395.848379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.852321] 0 pages cma reserved
[  395.856221]  ? __lock_acquire+0x62f/0x4c20
[  395.859911] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.864947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.864959]  ? __lock_acquire+0x62f/0x4c20
[  395.864972]  ? should_fail+0x22d/0xd01
[  395.868387] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.872541]  ? find_held_lock+0x36/0x1c0
[  395.879006] init cpuset=/ mems_allowed=0
[  395.884101]  ? mark_held_locks+0x130/0x130
[  395.914209]  ? mark_held_locks+0x130/0x130
[  395.918437]  ? zap_class+0x640/0x640
[  395.922158]  ? zap_class+0x640/0x640
[  395.925869]  ? print_usage_bug+0xc0/0xc0
[  395.929938]  ? do_raw_spin_unlock+0xa7/0x330
[  395.934341]  ? zap_class+0x640/0x640
[  395.938082]  ? print_usage_bug+0xc0/0xc0
[  395.942138]  ? wq_watchdog_touch+0x9c/0xfe
[  395.946396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.951949]  ? check_preemption_disabled+0x48/0x280
[  395.956968]  ? __lock_is_held+0xb5/0x140
[  395.961031]  __alloc_pages_nodemask+0xa80/0xde0
[  395.965699]  ? zap_class+0x640/0x640
[  395.969417]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  395.974440]  ? find_held_lock+0x36/0x1c0
[  395.978510]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.983176]  ? lock_downgrade+0x900/0x900
[  395.987329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.992865]  cache_grow_begin+0xa5/0x8c0
[  395.996920]  ? do_raw_spin_unlock+0xa7/0x330
[  396.001334]  fallback_alloc+0x204/0x2e0
[  396.005312]  ____cache_alloc_node+0x1c7/0x1e0
[  396.009808]  kmem_cache_alloc_node+0xe3/0x730
[  396.014309]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.018577]  __alloc_skb+0x119/0x770
[  396.022333]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.027647]  ? netdev_alloc_frag+0x1f0/0x1f0
[  396.032099]  ? lock_downgrade+0x900/0x900
[  396.036275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.041823]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.047277]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.052740]  ? addrconf_rs_timer+0x690/0x690
[  396.057204]  ndisc_alloc_skb+0x144/0x340
[  396.061286]  ndisc_send_rs+0x331/0x6e0
[  396.065191]  addrconf_rs_timer+0x314/0x690
[  396.069482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.073728]  call_timer_fn+0x272/0x920
[  396.077612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.081847]  ? process_timeout+0x40/0x40
[  396.085915]  ? __run_timers+0x7da/0xc70
[  396.089908]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.094432]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.098925]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.103180]  ? lockdep_hardirqs_on+0x296/0x5b0
[  396.107790]  ? trace_hardirqs_on+0xbd/0x310
[  396.112112]  ? kasan_check_read+0x11/0x20
[  396.116264]  ? __run_timers+0x7da/0xc70
[  396.120241]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.125353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.129595]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.133828]  __run_timers+0x7e5/0xc70
[  396.137644]  ? timer_fixup_init+0x70/0x70
[  396.141813]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  396.146831]  ? zap_class+0x640/0x640
[  396.150555]  ? enqueue_hrtimer+0x1a5/0x560
[  396.154794]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  396.160017]  ? find_held_lock+0x36/0x1c0
[  396.164101]  ? zap_class+0x640/0x640
[  396.167817]  ? pvclock_read_flags+0x160/0x160
[  396.172320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.177858]  ? check_preemption_disabled+0x48/0x280
[  396.182890]  ? __lock_is_held+0xb5/0x140
[  396.186951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.192522]  ? check_preemption_disabled+0x48/0x280
[  396.197536]  run_timer_softirq+0x52/0xb0
[  396.201599]  ? rcu_read_lock_sched_held+0x14f/0x180
[  396.206615]  __do_softirq+0x308/0xb7e
[  396.210419]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  396.214924]  ? lock_downgrade+0x900/0x900
[  396.219073]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  396.224187]  ? pvclock_read_flags+0x160/0x160
[  396.228690]  ? lapic_next_event+0x5a/0x90
[  396.232839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.238401]  ? kvm_clock_read+0x18/0x30
[  396.242376]  ? kvm_sched_clock_read+0x9/0x20
[  396.246806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.252346]  ? check_preemption_disabled+0x48/0x280
[  396.257373]  irq_exit+0x17f/0x1c0
[  396.260842]  smp_apic_timer_interrupt+0x1cb/0x760
[  396.265684]  ? smp_reschedule_interrupt+0x109/0x650
[  396.270725]  ? smp_call_function_single_interrupt+0x650/0x650
[  396.276606]  ? interrupt_entry+0xb5/0xc0
[  396.280675]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.285697]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.290716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.295559]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.300572]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.305600]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.310452]  apic_timer_interrupt+0xf/0x20
[  396.314684]  </IRQ>
[  396.316926] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  396.322808] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  396.341704] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  396.349411] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  396.356708] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  396.363975] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  396.371241] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  396.378508] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  396.385802]  ? save_stack+0xa9/0xd0
[  396.389441]  __kmalloc_node_track_caller+0x3c/0x70
[  396.394377]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  396.399148]  pskb_expand_head+0x230/0x10f0
[  396.403385]  ? check_preemption_disabled+0x48/0x280
[  396.408408]  ? memcpy+0x45/0x50
[  396.411707]  ? __copy_skb_header+0x350/0x6b0
[  396.416134]  ? skb_release_data+0x880/0x880
[  396.420474]  ? __alloc_skb+0x770/0x770
[  396.424376]  ? __lock_is_held+0xb5/0x140
[  396.428448]  ? kasan_check_write+0x14/0x20
[  396.432687]  ? __skb_clone+0x6c7/0xa00
[  396.436582]  ? __copy_skb_header+0x6b0/0x6b0
[  396.440987]  ? kmem_cache_alloc+0x33a/0x730
[  396.445311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.450861]  skb_ensure_writable+0x3dd/0x640
[  396.455279]  ? skb_checksum_setup+0xaa0/0xaa0
[  396.459784]  ? preempt_notifier_register+0x200/0x200
[  396.464894]  ? __switch_to_asm+0x34/0x70
[  396.468952]  ? __switch_to_asm+0x34/0x70
[  396.473018]  ? __switch_to_asm+0x40/0x70
[  396.477091]  ? __switch_to_asm+0x34/0x70
[  396.481179]  ? __switch_to_asm+0x40/0x70
[  396.485248]  ? __switch_to_asm+0x40/0x70
[  396.489308]  ? __switch_to_asm+0x34/0x70
[  396.493372]  ? __switch_to_asm+0x34/0x70
[  396.497432]  ? __switch_to_asm+0x40/0x70
[  396.501492]  ? __switch_to_asm+0x34/0x70
[  396.505560]  bpf_clone_redirect+0x14a/0x490
[  396.509894]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  396.514913]  ? __sched_text_start+0x8/0x8
[  396.519062]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  396.523831]  ? find_held_lock+0x36/0x1c0
[  396.527903]  ? lock_acquire+0x1ed/0x520
[  396.531879]  ? bpf_test_run+0x3cb/0x780
[  396.535852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.541396]  ? check_preemption_disabled+0x48/0x280
[  396.546418]  ? kasan_check_read+0x11/0x20
[  396.550566]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.555847]  ? rcu_softirq_qs+0x20/0x20
[  396.559823]  ? preempt_schedule+0x4d/0x60
[  396.563972]  ? ___preempt_schedule+0x16/0x18
[  396.568394]  ? bpf_test_run+0x25d/0x780
[  396.572381]  ? netlink_diag_dump+0x2a0/0x2a0
[  396.576798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.582353]  ? bpf_test_init.isra.10+0x70/0x100
[  396.587028]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  396.591804]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  396.596641]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  396.602182]  ? fput+0x130/0x1a0
[  396.605464]  ? __bpf_prog_get+0x9b/0x290
[  396.609531]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  396.614388]  ? bpf_prog_test_run+0x130/0x1a0
[  396.618798]  ? __x64_sys_bpf+0x3d8/0x520
[  396.622866]  ? bpf_prog_get+0x20/0x20
[  396.626691]  ? do_syscall_64+0x1b9/0x820
[  396.630751]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  396.636117]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.641050]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.645897]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.650925]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  396.655945]  ? prepare_exit_to_usermode+0x291/0x3b0
[  396.660967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.665816]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  396.671228] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  396.671313] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.677372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.677378] Call Trace:
[  396.677384]  <IRQ>
[  396.677402]  dump_stack+0x244/0x39d
[  396.677421]  ? dump_stack_print_info.cold.1+0x20/0x20
[  396.683994] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.693283]  warn_alloc.cold.116+0xb7/0x1bd
[  396.695835] syz-executor4 cpuset=syz4 mems_allowed=0
[  396.697975]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.731469]  ? lock_downgrade+0x900/0x900
[  396.735647]  ? trace_hardirqs_off+0xb8/0x310
[  396.740074]  ? trace_hardirqs_off+0xb8/0x310
[  396.744519]  __alloc_pages_slowpath+0x26e8/0x2e10
[  396.749400]  ? warn_alloc+0x120/0x120
[  396.753212]  ? print_usage_bug+0xc0/0xc0
[  396.757320]  ? warn_alloc+0x120/0x120
[  396.761124]  ? warn_alloc+0x120/0x120
[  396.764929]  ? print_usage_bug+0xc0/0xc0
[  396.768995]  ? print_usage_bug+0xc0/0xc0
[  396.773057]  ? __lock_acquire+0x62f/0x4c20
[  396.777311]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.782846]  ? should_fail+0x22d/0xd01
[  396.786752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.791864]  ? __lock_acquire+0x62f/0x4c20
[  396.796102]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.801218]  ? __lock_acquire+0x62f/0x4c20
[  396.805446]  ? should_fail+0x22d/0xd01
[  396.809331]  ? find_held_lock+0x36/0x1c0
[  396.813395]  ? mark_held_locks+0x130/0x130
[  396.817630]  ? mark_held_locks+0x130/0x130
[  396.821859]  ? zap_class+0x640/0x640
[  396.825568]  ? zap_class+0x640/0x640
[  396.829311]  ? print_usage_bug+0xc0/0xc0
[  396.833365]  ? do_raw_spin_unlock+0xa7/0x330
[  396.837768]  ? zap_class+0x640/0x640
[  396.841479]  ? print_usage_bug+0xc0/0xc0
[  396.845541]  ? wq_watchdog_touch+0x9c/0xfe
[  396.849786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.855324]  ? check_preemption_disabled+0x48/0x280
[  396.860448]  ? __lock_is_held+0xb5/0x140
[  396.864510]  __alloc_pages_nodemask+0xa80/0xde0
[  396.869195]  ? zap_class+0x640/0x640
[  396.872935]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  396.877991]  ? find_held_lock+0x36/0x1c0
[  396.882059]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.886738]  ? lock_downgrade+0x900/0x900
[  396.890943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.896497]  cache_grow_begin+0xa5/0x8c0
[  396.900568]  ? do_raw_spin_unlock+0xa7/0x330
[  396.905006]  fallback_alloc+0x204/0x2e0
[  396.908998]  ____cache_alloc_node+0x1c7/0x1e0
[  396.913495]  kmem_cache_alloc_node+0xe3/0x730
[  396.917986]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.922230]  __alloc_skb+0x119/0x770
[  396.925937]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.931212]  ? netdev_alloc_frag+0x1f0/0x1f0
[  396.935625]  ? lock_downgrade+0x900/0x900
[  396.939771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.945306]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.950784]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.956251]  ? addrconf_rs_timer+0x690/0x690
[  396.960693]  ndisc_alloc_skb+0x144/0x340
[  396.964753]  ndisc_send_rs+0x331/0x6e0
[  396.968652]  addrconf_rs_timer+0x314/0x690
[  396.972908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.977214]  call_timer_fn+0x272/0x920
[  396.981116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.985353]  ? process_timeout+0x40/0x40
[  396.989424]  ? mark_held_locks+0xc7/0x130
[  396.993572]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.998063]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.002555]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.006785]  ? lockdep_hardirqs_on+0x296/0x5b0
[  397.011382]  ? trace_hardirqs_on+0xbd/0x310
[  397.015723]  ? kasan_check_read+0x11/0x20
[  397.019875]  ? __run_timers+0x7da/0xc70
[  397.023850]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.028951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.033188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.037434]  __run_timers+0x7e5/0xc70
[  397.041239]  ? timer_fixup_init+0x70/0x70
[  397.045393]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.050427]  ? zap_class+0x640/0x640
[  397.054137]  ? print_usage_bug+0xc0/0xc0
[  397.058205]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.063417]  ? find_held_lock+0x36/0x1c0
[  397.067500]  ? zap_class+0x640/0x640
[  397.071216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.076748]  ? check_preemption_disabled+0x48/0x280
[  397.081767]  ? __lock_is_held+0xb5/0x140
[  397.085842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.091419]  ? check_preemption_disabled+0x48/0x280
[  397.096468]  run_timer_softirq+0x52/0xb0
[  397.100540]  ? rcu_read_lock_sched_held+0x14f/0x180
[  397.105572]  __do_softirq+0x308/0xb7e
[  397.109372]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  397.113878]  ? lock_downgrade+0x900/0x900
[  397.118033]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  397.123151]  ? pvclock_read_flags+0x160/0x160
[  397.127649]  ? lapic_next_event+0x5a/0x90
[  397.131793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.137332]  ? kvm_clock_read+0x18/0x30
[  397.141298]  ? kvm_sched_clock_read+0x9/0x20
[  397.145703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.151270]  ? check_preemption_disabled+0x48/0x280
[  397.156289]  irq_exit+0x17f/0x1c0
[  397.159737]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.164600]  ? smp_reschedule_interrupt+0x109/0x650
[  397.169618]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.175513]  ? interrupt_entry+0xb5/0xc0
[  397.179573]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.184585]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.189630]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.194534]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.199566]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.204593]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.209436]  apic_timer_interrupt+0xf/0x20
[  397.213703]  </IRQ>
[  397.215954] RIP: 0010:dump_stack+0x358/0x39d
[  397.220361] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  397.239277] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  397.246985] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  397.254254] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  397.261519] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  397.268819] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  397.276089] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  397.283383]  ? dump_stack+0x34f/0x39d
[  397.287203]  ? dump_stack_print_info.cold.1+0x20/0x20
[  397.292398]  ? mark_held_locks+0x130/0x130
[  397.296636]  ? mark_held_locks+0x130/0x130
[  397.300874]  dump_header+0x27b/0xf72
[  397.304625]  ? pagefault_out_of_memory+0x197/0x197
[  397.309562]  ? __lock_acquire+0x62f/0x4c20
[  397.313817]  ? percpu_ref_get_many+0x240/0x240
[  397.318412]  ? print_usage_bug+0xc0/0xc0
[  397.322481]  ? zap_class+0x640/0x640
[  397.326211]  ? print_usage_bug+0xc0/0xc0
[  397.330280]  ? print_usage_bug+0xc0/0xc0
[  397.334347]  ? zap_class+0x640/0x640
[  397.338067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.343611]  ? find_held_lock+0x36/0x1c0
[  397.347689]  ? mark_held_locks+0xc7/0x130
[  397.351836]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  397.356945]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  397.362047]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  397.366629]  ? trace_hardirqs_on+0xbd/0x310
[  397.370950]  ? kasan_check_read+0x11/0x20
[  397.375097]  ? ___ratelimit+0x3b4/0x672
[  397.379071]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.384192]  ? trace_hardirqs_on+0x310/0x310
[  397.388602]  ? lock_downgrade+0x900/0x900
[  397.392755]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  397.397860]  ? ___ratelimit+0x3b9/0x672
[  397.401830]  ? idr_get_free+0xf70/0xf70
[  397.405800]  ? find_held_lock+0x36/0x1c0
[  397.409881]  oom_kill_process.cold.27+0x10/0x903
[  397.414630]  ? zap_class+0x640/0x640
[  397.418366]  ? check_preemption_disabled+0x48/0x280
[  397.423413]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  397.428364]  ? kasan_check_read+0x11/0x20
[  397.432509]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.437778]  ? oom_evaluate_task+0x540/0x540
[  397.442215]  ? find_held_lock+0x36/0x1c0
[  397.446291]  ? out_of_memory+0x974/0x1430
[  397.450469]  ? lock_downgrade+0x900/0x900
[  397.454607]  ? check_preemption_disabled+0x48/0x280
[  397.459620]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  397.464542]  ? kasan_check_read+0x11/0x20
[  397.468683]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.473975]  ? rcu_softirq_qs+0x20/0x20
[  397.477964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.483494]  ? oom_evaluate_task+0x302/0x540
[  397.487919]  out_of_memory+0xa84/0x1430
[  397.491893]  ? oom_killer_disable+0x3a0/0x3a0
[  397.496382]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  397.501320]  ? __ww_mutex_check_waiters+0x160/0x160
[  397.506359]  __alloc_pages_slowpath+0x2354/0x2e10
[  397.511258]  ? warn_alloc+0x120/0x120
[  397.515056]  ? mark_held_locks+0x130/0x130
[  397.519304]  ? find_get_entry+0xaae/0x1120
[  397.523548]  ? filemap_map_pages+0x1a20/0x1a20
[  397.528154]  ? zap_class+0x640/0x640
[  397.531907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.537437]  ? check_preemption_disabled+0x48/0x280
[  397.542462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.547998]  ? should_fail+0x22d/0xd01
[  397.551901]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.557003]  ? zap_class+0x640/0x640
[  397.560733]  ? __lock_is_held+0xb5/0x140
[  397.564803]  ? mark_held_locks+0x130/0x130
[  397.569040]  ? lock_release+0xa00/0xa00
[  397.573022]  ? perf_trace_sched_process_exec+0x860/0x860
[  397.578483]  ? xa_load+0x2ba/0x460
[  397.582076]  ? lock_downgrade+0x900/0x900
[  397.586242]  ? __might_sleep+0x95/0x190
[  397.590233]  __alloc_pages_nodemask+0xa80/0xde0
[  397.594904]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  397.599927]  ? __page_cache_alloc+0x191/0x5c0
[  397.604423]  ? xa_load+0x2e1/0x460
[  397.607965]  ? xa_clear_mark+0x40/0x40
[  397.611855]  ? zap_class+0x640/0x640
[  397.615573]  ? zap_class+0x640/0x640
[  397.619285]  ? zap_class+0x640/0x640
[  397.623161]  ? __do_page_cache_readahead+0x663/0x810
[  397.628290]  ? find_held_lock+0x36/0x1c0
[  397.632366]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  397.637905]  alloc_pages_current+0x173/0x350
[  397.642342]  __page_cache_alloc+0x38c/0x5c0
[  397.646673]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  397.651597]  ? kasan_check_read+0x11/0x20
[  397.655737]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.661030]  ? generic_perform_write+0x6a0/0x6a0
[  397.665781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.671337]  ? check_preemption_disabled+0x48/0x280
[  397.676356]  filemap_fault+0x1595/0x25f0
[  397.680438]  ? __lock_page_or_retry+0xa00/0xa00
[  397.685112]  ? mark_held_locks+0x130/0x130
[  397.689379]  ? filemap_map_pages+0xd6b/0x1a20
[  397.693893]  ? lock_downgrade+0x900/0x900
[  397.698049]  ? check_preemption_disabled+0x48/0x280
[  397.703063]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  397.707991]  ? kasan_check_read+0x11/0x20
[  397.712135]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.717437]  ? rcu_softirq_qs+0x20/0x20
[  397.721434]  ? filemap_map_pages+0xd92/0x1a20
[  397.725928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.731486]  ? find_get_entries_tag+0x1400/0x1400
[  397.736332]  ? __lock_acquire+0x62f/0x4c20
[  397.740571]  ? lock_acquire+0x1ed/0x520
[  397.744539]  ? ext4_filemap_fault+0x7a/0xad
[  397.748889]  ? lock_release+0xa00/0xa00
[  397.752855]  ? perf_trace_sched_process_exec+0x860/0x860
[  397.758299]  ? print_usage_bug+0xc0/0xc0
[  397.762357]  ? print_usage_bug+0xc0/0xc0
[  397.766422]  ? down_read+0x8d/0x120
[  397.770042]  ? ext4_filemap_fault+0x7a/0xad
[  397.774359]  ? __down_interruptible+0x700/0x700
[  397.779030]  ext4_filemap_fault+0x82/0xad
[  397.783275]  __do_fault+0x100/0x6b0
[  397.786924]  ? pmd_devmap_trans_unstable+0x220/0x220
[  397.792027]  ? mark_held_locks+0x130/0x130
[  397.796273]  ? mark_held_locks+0x130/0x130
[  397.800503]  ? find_held_lock+0x36/0x1c0
[  397.804564]  ? find_held_lock+0x36/0x1c0
[  397.808627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.814184]  __handle_mm_fault+0x3ea0/0x5be0
[  397.818610]  ? poll_select_copy_remaining+0x18c/0x6a0
[  397.823814]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  397.828655]  ? __might_fault+0x12b/0x1e0
[  397.832711]  ? lock_downgrade+0x900/0x900
[  397.836863]  ? zap_class+0x640/0x640
[  397.840597]  ? zap_class+0x640/0x640
[  397.844325]  ? find_held_lock+0x36/0x1c0
[  397.848387]  ? handle_mm_fault+0x42a/0xc70
[  397.852648]  ? lock_downgrade+0x900/0x900
[  397.856810]  ? check_preemption_disabled+0x48/0x280
[  397.861824]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  397.866748]  ? kasan_check_read+0x11/0x20
[  397.870891]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.876171]  ? rcu_softirq_qs+0x20/0x20
[  397.880150]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.885255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.890789]  ? check_preemption_disabled+0x48/0x280
[  397.895808]  handle_mm_fault+0x54f/0xc70
[  397.899870]  ? __handle_mm_fault+0x5be0/0x5be0
[  397.904468]  ? find_vma+0x34/0x190
[  397.908011]  __do_page_fault+0x5e8/0xe60
[  397.912066]  ? trace_hardirqs_off+0xb8/0x310
[  397.916532]  do_page_fault+0xf2/0x7e0
[  397.920346]  ? vmalloc_sync_all+0x30/0x30
[  397.924507]  ? error_entry+0x70/0xd0
[  397.928225]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.933253]  ? trace_hardirqs_on_caller+0xc0/0x310
[  397.938186]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.943110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.947947]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.952956]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.958404]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  397.963448]  ? prepare_exit_to_usermode+0x291/0x3b0
[  397.968476]  ? page_fault+0x8/0x30
[  397.972014]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.976853]  ? page_fault+0x8/0x30
[  397.980390]  page_fault+0x1e/0x30
[  397.983835] RIP: 0033:0x7f00c9250dd3
[  397.987553] Code: Bad RIP value.
[  397.990923] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  397.996297] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  398.003561] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  398.010825] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  398.018130] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  398.025455] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  398.032739] warn_alloc_show_mem: 1 callbacks suppressed
[  398.032750] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  398.032752] Mem-Info:
[  398.032782] active_anon:48257 inactive_anon:195 isolated_anon:0
[  398.032782]  active_file:14 inactive_file:11 isolated_file:0
[  398.032782]  unevictable:0 dirty:0 writeback:0 unstable:0
[  398.032782]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  398.032782]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  398.032782]  free:13718 free_pcp:175 free_cma:0
[  398.038128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.045463] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  398.047857] Call Trace:
[  398.080743] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  398.090083]  <IRQ>
[  398.117565] lowmem_reserve[]: 0 2818 6321 6321
[  398.120166]  dump_stack+0x244/0x39d
[  398.146253] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  398.148398]  ? dump_stack_print_info.cold.1+0x20/0x20
[  398.152950] lowmem_reserve[]: 0 0 3503 3503
[  398.156580]  warn_alloc.cold.116+0xb7/0x1bd
[  398.184048] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  398.189250]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.193574] lowmem_reserve[]: 0 0 0 0
[  398.197893]  ? lock_downgrade+0x900/0x900
[  398.226781] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  398.231622]  ? trace_hardirqs_off+0xb8/0x310
[  398.235393] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  398.239538]  ? trace_hardirqs_off+0xb8/0x310
[  398.253032] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  398.257441]  __alloc_pages_slowpath+0x26e8/0x2e10
[  398.272590] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  398.277001]  ? warn_alloc+0x120/0x120
[  398.292061] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  398.296895]  ? print_usage_bug+0xc0/0xc0
[  398.305717] 269 total pagecache pages
[  398.309506]  ? warn_alloc+0x120/0x120
[  398.318058] 0 pages in swap cache
[  398.322102]  ? warn_alloc+0x120/0x120
[  398.325912] Swap cache stats: add 0, delete 0, find 0/0
[  398.329713]  ? print_usage_bug+0xc0/0xc0
[  398.333176] Free swap  = 0kB
[  398.336994]  ? kvm_clock_read+0x18/0x30
[  398.342330] Total swap = 0kB
[  398.346378]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  398.349366] 1965979 pages RAM
[  398.353326]  ? print_usage_bug+0xc0/0xc0
[  398.356327] 0 pages HighMem/MovableOnly
[  398.361340]  ? __lock_acquire+0x62f/0x4c20
[  398.364432] 342853 pages reserved
[  398.368644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.372609] 0 pages cma reserved
[  398.376850]  ? should_fail+0x22d/0xd01
[  398.380343] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  398.385822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.385841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.385859]  ? __lock_acquire+0x62f/0x4c20
[  398.389270] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  398.393077]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.399544] init cpuset=/ mems_allowed=0
[  398.404826]  ? __lock_acquire+0x62f/0x4c20
[  398.437157]  ? should_fail+0x22d/0xd01
[  398.441040]  ? rcu_irq_exit+0x1a2/0x390
[  398.445074]  ? mark_held_locks+0x130/0x130
[  398.449311]  ? mark_held_locks+0x130/0x130
[  398.453563]  ? mark_held_locks+0xc7/0x130
[  398.457720]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  398.462745]  ? zap_class+0x640/0x640
[  398.466485]  ? print_usage_bug+0xc0/0xc0
[  398.470548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.476080]  ? check_preemption_disabled+0x48/0x280
[  398.481094]  ? __lock_is_held+0xb5/0x140
[  398.485161]  __alloc_pages_nodemask+0xa80/0xde0
[  398.489839]  ? zap_class+0x640/0x640
[  398.493695]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  398.498717]  ? find_held_lock+0x36/0x1c0
[  398.502797]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.507459]  ? lock_downgrade+0x900/0x900
[  398.511614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.517167]  cache_grow_begin+0xa5/0x8c0
[  398.521233]  ? do_raw_spin_unlock+0xa7/0x330
[  398.525677]  fallback_alloc+0x204/0x2e0
[  398.529687]  ____cache_alloc_node+0x1c7/0x1e0
[  398.534179]  kmem_cache_alloc_node+0xe3/0x730
[  398.538672]  ? ipv6_get_ifaddr+0x42e/0x620
[  398.542936]  __alloc_skb+0x119/0x770
[  398.546640]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.551919]  ? netdev_alloc_frag+0x1f0/0x1f0
[  398.556322]  ? lock_downgrade+0x900/0x900
[  398.560480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.566030]  ? refcount_sub_and_test_checked+0x203/0x310
[  398.571481]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  398.576949]  ? addrconf_rs_timer+0x690/0x690
[  398.581363]  ndisc_alloc_skb+0x144/0x340
[  398.585423]  ndisc_send_rs+0x331/0x6e0
[  398.589312]  addrconf_rs_timer+0x314/0x690
[  398.593549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.597794]  call_timer_fn+0x272/0x920
[  398.601682]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.605910]  ? process_timeout+0x40/0x40
[  398.609992]  ? __run_timers+0x7da/0xc70
[  398.613995]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.618486]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.622974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.627205]  ? lockdep_hardirqs_on+0x296/0x5b0
[  398.631786]  ? trace_hardirqs_on+0xbd/0x310
[  398.636114]  ? kasan_check_read+0x11/0x20
[  398.640261]  ? __run_timers+0x7da/0xc70
[  398.644233]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.649337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.653571]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.657812]  __run_timers+0x7e5/0xc70
[  398.661649]  ? timer_fixup_init+0x70/0x70
[  398.665798]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  398.670810]  ? zap_class+0x640/0x640
[  398.674523]  ? enqueue_hrtimer+0x1a5/0x560
[  398.678762]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  398.683958]  ? find_held_lock+0x36/0x1c0
[  398.688018]  ? zap_class+0x640/0x640
[  398.691731]  ? pvclock_read_flags+0x160/0x160
[  398.696240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.701773]  ? check_preemption_disabled+0x48/0x280
[  398.706791]  ? __lock_is_held+0xb5/0x140
[  398.710847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.716384]  ? check_preemption_disabled+0x48/0x280
[  398.721400]  run_timer_softirq+0x52/0xb0
[  398.725456]  ? rcu_read_lock_sched_held+0x14f/0x180
[  398.730493]  __do_softirq+0x308/0xb7e
[  398.734291]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  398.738780]  ? lock_downgrade+0x900/0x900
[  398.742929]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  398.748035]  ? pvclock_read_flags+0x160/0x160
[  398.752527]  ? lapic_next_event+0x5a/0x90
[  398.756678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.762222]  ? kvm_clock_read+0x18/0x30
[  398.766229]  ? kvm_sched_clock_read+0x9/0x20
[  398.770650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.776202]  ? check_preemption_disabled+0x48/0x280
[  398.781225]  irq_exit+0x17f/0x1c0
[  398.784681]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.789532]  ? smp_reschedule_interrupt+0x109/0x650
[  398.794545]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.800425]  ? interrupt_entry+0xb5/0xc0
[  398.804495]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.809511]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.814542]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.819393]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.824403]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.829443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.834297]  apic_timer_interrupt+0xf/0x20
[  398.838524]  </IRQ>
[  398.840765] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  398.846663] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  398.865561] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  398.873265] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  398.880526] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  398.887822] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  398.895082] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  398.902341] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  398.909661]  ? save_stack+0xa9/0xd0
[  398.913352]  __kmalloc_node_track_caller+0x3c/0x70
[  398.918280]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  398.923033]  pskb_expand_head+0x230/0x10f0
[  398.927276]  ? check_preemption_disabled+0x48/0x280
[  398.932319]  ? memcpy+0x45/0x50
[  398.935595]  ? __copy_skb_header+0x350/0x6b0
[  398.939998]  ? skb_release_data+0x880/0x880
[  398.944316]  ? __alloc_skb+0x770/0x770
[  398.948216]  ? __lock_is_held+0xb5/0x140
[  398.952278]  ? kasan_check_write+0x14/0x20
[  398.956504]  ? __skb_clone+0x6c7/0xa00
[  398.960407]  ? __copy_skb_header+0x6b0/0x6b0
[  398.964827]  ? kmem_cache_alloc+0x33a/0x730
[  398.969149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.974694]  skb_ensure_writable+0x3dd/0x640
[  398.979116]  ? skb_checksum_setup+0xaa0/0xaa0
[  398.983620]  ? preempt_notifier_register+0x200/0x200
[  398.988738]  ? __switch_to_asm+0x34/0x70
[  398.992796]  ? __switch_to_asm+0x34/0x70
[  398.996853]  ? __switch_to_asm+0x40/0x70
[  399.000913]  ? __switch_to_asm+0x34/0x70
[  399.004963]  ? __switch_to_asm+0x40/0x70
[  399.009018]  ? __switch_to_asm+0x40/0x70
[  399.013081]  ? __switch_to_asm+0x34/0x70
[  399.017132]  ? __switch_to_asm+0x34/0x70
[  399.021193]  ? __switch_to_asm+0x40/0x70
[  399.025263]  ? __switch_to_asm+0x34/0x70
[  399.029343]  bpf_clone_redirect+0x14a/0x490
[  399.033675]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  399.038692]  ? __sched_text_start+0x8/0x8
[  399.042840]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.047605]  ? find_held_lock+0x36/0x1c0
[  399.051670]  ? lock_acquire+0x1ed/0x520
[  399.055659]  ? bpf_test_run+0x3cb/0x780
[  399.059694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.065253]  ? check_preemption_disabled+0x48/0x280
[  399.070274]  ? kasan_check_read+0x11/0x20
[  399.074457]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.079732]  ? rcu_softirq_qs+0x20/0x20
[  399.083710]  ? preempt_schedule+0x4d/0x60
[  399.087854]  ? ___preempt_schedule+0x16/0x18
[  399.092274]  ? bpf_test_run+0x25d/0x780
[  399.096260]  ? netlink_diag_dump+0x2a0/0x2a0
[  399.100672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.106223]  ? bpf_test_init.isra.10+0x70/0x100
[  399.110894]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  399.115657]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  399.120501]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  399.126038]  ? fput+0x130/0x1a0
[  399.129320]  ? __bpf_prog_get+0x9b/0x290
[  399.133401]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  399.138278]  ? bpf_prog_test_run+0x130/0x1a0
[  399.142703]  ? __x64_sys_bpf+0x3d8/0x520
[  399.146762]  ? bpf_prog_get+0x20/0x20
[  399.150602]  ? do_syscall_64+0x1b9/0x820
[  399.154657]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  399.160020]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.164942]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.169779]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.174816]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  399.179832]  ? prepare_exit_to_usermode+0x291/0x3b0
[  399.184850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.189719]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  399.195103] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  399.195178] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.201256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.201265] Call Trace:
[  399.207824] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.217083]  <IRQ>
[  399.219661] syz-executor4 cpuset=syz4 mems_allowed=0
[  399.230141]  dump_stack+0x244/0x39d
[  399.241015]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.246237]  warn_alloc.cold.116+0xb7/0x1bd
[  399.250605]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.255454]  ? lock_downgrade+0x900/0x900
[  399.259613]  ? trace_hardirqs_off+0xb8/0x310
[  399.264065]  ? trace_hardirqs_off+0xb8/0x310
[  399.268498]  __alloc_pages_slowpath+0x26e8/0x2e10
[  399.273368]  ? warn_alloc+0x120/0x120
[  399.277184]  ? print_usage_bug+0xc0/0xc0
[  399.281265]  ? warn_alloc+0x120/0x120
[  399.285074]  ? warn_alloc+0x120/0x120
[  399.288879]  ? print_usage_bug+0xc0/0xc0
[  399.292950]  ? print_usage_bug+0xc0/0xc0
[  399.297013]  ? __lock_acquire+0x62f/0x4c20
[  399.301288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.306841]  ? should_fail+0x22d/0xd01
[  399.310743]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.315862]  ? __lock_acquire+0x62f/0x4c20
[  399.320104]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.325241]  ? __lock_acquire+0x62f/0x4c20
[  399.329472]  ? should_fail+0x22d/0xd01
[  399.333374]  ? find_held_lock+0x36/0x1c0
[  399.337444]  ? mark_held_locks+0x130/0x130
[  399.341678]  ? mark_held_locks+0x130/0x130
[  399.345908]  ? zap_class+0x640/0x640
[  399.349626]  ? zap_class+0x640/0x640
[  399.353346]  ? print_usage_bug+0xc0/0xc0
[  399.357404]  ? do_raw_spin_unlock+0xa7/0x330
[  399.361810]  ? zap_class+0x640/0x640
[  399.365519]  ? print_usage_bug+0xc0/0xc0
[  399.369577]  ? wq_watchdog_touch+0x9c/0xfe
[  399.373814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.379349]  ? check_preemption_disabled+0x48/0x280
[  399.384374]  ? __lock_is_held+0xb5/0x140
[  399.388441]  __alloc_pages_nodemask+0xa80/0xde0
[  399.393106]  ? zap_class+0x640/0x640
[  399.396823]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  399.401845]  ? find_held_lock+0x36/0x1c0
[  399.405922]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.410584]  ? lock_downgrade+0x900/0x900
[  399.414739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.420284]  cache_grow_begin+0xa5/0x8c0
[  399.424382]  ? do_raw_spin_unlock+0xa7/0x330
[  399.428791]  fallback_alloc+0x204/0x2e0
[  399.432770]  ____cache_alloc_node+0x1c7/0x1e0
[  399.437283]  kmem_cache_alloc_node+0xe3/0x730
[  399.441776]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.446045]  __alloc_skb+0x119/0x770
[  399.449768]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.455041]  ? netdev_alloc_frag+0x1f0/0x1f0
[  399.459440]  ? lock_downgrade+0x900/0x900
[  399.463599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.469150]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.474617]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.480088]  ? addrconf_rs_timer+0x690/0x690
[  399.484533]  ndisc_alloc_skb+0x144/0x340
[  399.488626]  ndisc_send_rs+0x331/0x6e0
[  399.493052]  addrconf_rs_timer+0x314/0x690
[  399.497301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.501541]  call_timer_fn+0x272/0x920
[  399.505427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.509697]  ? process_timeout+0x40/0x40
[  399.513794]  ? mark_held_locks+0xc7/0x130
[  399.517941]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.522532]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.527035]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.531279]  ? lockdep_hardirqs_on+0x296/0x5b0
[  399.535884]  ? trace_hardirqs_on+0xbd/0x310
[  399.540220]  ? kasan_check_read+0x11/0x20
[  399.544399]  ? __run_timers+0x7da/0xc70
[  399.548396]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.553506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.557762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.561996]  __run_timers+0x7e5/0xc70
[  399.565827]  ? timer_fixup_init+0x70/0x70
[  399.569990]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.575010]  ? zap_class+0x640/0x640
[  399.578730]  ? print_usage_bug+0xc0/0xc0
[  399.582816]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  399.588031]  ? find_held_lock+0x36/0x1c0
[  399.592105]  ? zap_class+0x640/0x640
[  399.595832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.601375]  ? check_preemption_disabled+0x48/0x280
[  399.606414]  ? __lock_is_held+0xb5/0x140
[  399.610493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.616024]  ? check_preemption_disabled+0x48/0x280
[  399.621041]  run_timer_softirq+0x52/0xb0
[  399.625241]  ? rcu_read_lock_sched_held+0x14f/0x180
[  399.630255]  __do_softirq+0x308/0xb7e
[  399.634071]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  399.638578]  ? lock_downgrade+0x900/0x900
[  399.642729]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  399.647848]  ? pvclock_read_flags+0x160/0x160
[  399.652339]  ? lapic_next_event+0x5a/0x90
[  399.656488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.662027]  ? kvm_clock_read+0x18/0x30
[  399.666010]  ? kvm_sched_clock_read+0x9/0x20
[  399.670433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.675965]  ? check_preemption_disabled+0x48/0x280
[  399.680983]  irq_exit+0x17f/0x1c0
[  399.684442]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.689281]  ? smp_reschedule_interrupt+0x109/0x650
[  399.694298]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.700194]  ? interrupt_entry+0xb5/0xc0
[  399.704261]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.709310]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.714360]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.719208]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.724227]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.729265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.734118]  apic_timer_interrupt+0xf/0x20
[  399.738359]  </IRQ>
[  399.740608] RIP: 0010:dump_stack+0x358/0x39d
[  399.745023] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  399.763926] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  399.771641] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  399.778912] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  399.786196] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  399.793469] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  399.800742] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  399.808032]  ? dump_stack+0x34f/0x39d
[  399.811854]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.817057]  ? mark_held_locks+0x130/0x130
[  399.821304]  ? mark_held_locks+0x130/0x130
[  399.825555]  dump_header+0x27b/0xf72
[  399.829296]  ? pagefault_out_of_memory+0x197/0x197
[  399.834245]  ? __lock_acquire+0x62f/0x4c20
[  399.838490]  ? percpu_ref_get_many+0x240/0x240
[  399.843210]  ? print_usage_bug+0xc0/0xc0
[  399.847290]  ? zap_class+0x640/0x640
[  399.851014]  ? print_usage_bug+0xc0/0xc0
[  399.855084]  ? print_usage_bug+0xc0/0xc0
[  399.859176]  ? zap_class+0x640/0x640
[  399.862902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.868479]  ? find_held_lock+0x36/0x1c0
[  399.872557]  ? mark_held_locks+0xc7/0x130
[  399.876726]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  399.881835]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  399.886946]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  399.891540]  ? trace_hardirqs_on+0xbd/0x310
[  399.895868]  ? kasan_check_read+0x11/0x20
[  399.900024]  ? ___ratelimit+0x3b4/0x672
[  399.904005]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.909121]  ? trace_hardirqs_on+0x310/0x310
[  399.913562]  ? lock_downgrade+0x900/0x900
[  399.917751]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  399.922862]  ? ___ratelimit+0x3b9/0x672
[  399.926974]  ? idr_get_free+0xf70/0xf70
[  399.930958]  ? find_held_lock+0x36/0x1c0
[  399.935040]  oom_kill_process.cold.27+0x10/0x903
[  399.939814]  ? zap_class+0x640/0x640
[  399.943638]  ? check_preemption_disabled+0x48/0x280
[  399.948672]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.953613]  ? kasan_check_read+0x11/0x20
[  399.957766]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.963071]  ? oom_evaluate_task+0x540/0x540
[  399.967489]  ? find_held_lock+0x36/0x1c0
[  399.971565]  ? out_of_memory+0x974/0x1430
[  399.975722]  ? lock_downgrade+0x900/0x900
[  399.979878]  ? check_preemption_disabled+0x48/0x280
[  399.984906]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  399.989840]  ? kasan_check_read+0x11/0x20
[  399.993996]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.999280]  ? rcu_softirq_qs+0x20/0x20
[  400.003268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.008812]  ? oom_evaluate_task+0x302/0x540
[  400.013236]  out_of_memory+0xa84/0x1430
[  400.017226]  ? oom_killer_disable+0x3a0/0x3a0
[  400.021733]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  400.026678]  ? __ww_mutex_check_waiters+0x160/0x160
[  400.031715]  __alloc_pages_slowpath+0x2354/0x2e10
[  400.036616]  ? warn_alloc+0x120/0x120
[  400.040421]  ? mark_held_locks+0x130/0x130
[  400.044668]  ? find_get_entry+0xaae/0x1120
[  400.048918]  ? filemap_map_pages+0x1a20/0x1a20
[  400.053518]  ? zap_class+0x640/0x640
[  400.057250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.062797]  ? check_preemption_disabled+0x48/0x280
[  400.067820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.073368]  ? should_fail+0x22d/0xd01
[  400.077269]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.082384]  ? zap_class+0x640/0x640
[  400.086130]  ? __lock_is_held+0xb5/0x140
[  400.090229]  ? mark_held_locks+0x130/0x130
[  400.094476]  ? lock_release+0xa00/0xa00
[  400.098460]  ? perf_trace_sched_process_exec+0x860/0x860
[  400.103921]  ? xa_load+0x2ba/0x460
[  400.107473]  ? lock_downgrade+0x900/0x900
[  400.111638]  ? __might_sleep+0x95/0x190
[  400.115666]  __alloc_pages_nodemask+0xa80/0xde0
[  400.120367]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  400.125393]  ? __page_cache_alloc+0x191/0x5c0
[  400.129892]  ? xa_load+0x2e1/0x460
[  400.133442]  ? xa_clear_mark+0x40/0x40
[  400.137339]  ? zap_class+0x640/0x640
[  400.141067]  ? zap_class+0x640/0x640
[  400.144788]  ? zap_class+0x640/0x640
[  400.148515]  ? __do_page_cache_readahead+0x663/0x810
[  400.153635]  ? find_held_lock+0x36/0x1c0
[  400.157711]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  400.163268]  alloc_pages_current+0x173/0x350
[  400.167690]  __page_cache_alloc+0x38c/0x5c0
[  400.172017]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.176956]  ? kasan_check_read+0x11/0x20
[  400.181111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.186401]  ? generic_perform_write+0x6a0/0x6a0
[  400.191184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.196733]  ? check_preemption_disabled+0x48/0x280
[  400.201854]  filemap_fault+0x1595/0x25f0
[  400.205936]  ? __lock_page_or_retry+0xa00/0xa00
[  400.210615]  ? mark_held_locks+0x130/0x130
[  400.214865]  ? filemap_map_pages+0xd6b/0x1a20
[  400.219370]  ? lock_downgrade+0x900/0x900
[  400.223526]  ? check_preemption_disabled+0x48/0x280
[  400.228552]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.233488]  ? kasan_check_read+0x11/0x20
[  400.237645]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.242932]  ? rcu_softirq_qs+0x20/0x20
[  400.246926]  ? filemap_map_pages+0xd92/0x1a20
[  400.251432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.256984]  ? find_get_entries_tag+0x1400/0x1400
[  400.261842]  ? __lock_acquire+0x62f/0x4c20
[  400.266097]  ? lock_acquire+0x1ed/0x520
[  400.270080]  ? ext4_filemap_fault+0x7a/0xad
[  400.274416]  ? lock_release+0xa00/0xa00
[  400.278492]  ? perf_trace_sched_process_exec+0x860/0x860
[  400.283952]  ? print_usage_bug+0xc0/0xc0
[  400.288025]  ? print_usage_bug+0xc0/0xc0
[  400.292107]  ? down_read+0x8d/0x120
[  400.295740]  ? ext4_filemap_fault+0x7a/0xad
[  400.300069]  ? __down_interruptible+0x700/0x700
[  400.304753]  ext4_filemap_fault+0x82/0xad
[  400.308910]  __do_fault+0x100/0x6b0
[  400.312550]  ? pmd_devmap_trans_unstable+0x220/0x220
[  400.317663]  ? mark_held_locks+0x130/0x130
[  400.321905]  ? mark_held_locks+0x130/0x130
[  400.326163]  ? find_held_lock+0x36/0x1c0
[  400.330250]  ? find_held_lock+0x36/0x1c0
[  400.334326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.339874]  __handle_mm_fault+0x3ea0/0x5be0
[  400.344296]  ? poll_select_copy_remaining+0x18c/0x6a0
[  400.349500]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  400.354361]  ? __might_fault+0x12b/0x1e0
[  400.358433]  ? lock_downgrade+0x900/0x900
[  400.362604]  ? zap_class+0x640/0x640
[  400.366325]  ? zap_class+0x640/0x640
[  400.370051]  ? find_held_lock+0x36/0x1c0
[  400.374132]  ? handle_mm_fault+0x42a/0xc70
[  400.378395]  ? lock_downgrade+0x900/0x900
[  400.382556]  ? check_preemption_disabled+0x48/0x280
[  400.387583]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.392518]  ? kasan_check_read+0x11/0x20
[  400.396687]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.401972]  ? rcu_softirq_qs+0x20/0x20
[  400.405952]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.411064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.416614]  ? check_preemption_disabled+0x48/0x280
[  400.421647]  handle_mm_fault+0x54f/0xc70
[  400.425725]  ? __handle_mm_fault+0x5be0/0x5be0
[  400.430324]  ? find_vma+0x34/0x190
[  400.433878]  __do_page_fault+0x5e8/0xe60
[  400.437950]  ? trace_hardirqs_off+0xb8/0x310
[  400.442379]  do_page_fault+0xf2/0x7e0
[  400.446204]  ? vmalloc_sync_all+0x30/0x30
[  400.450363]  ? error_entry+0x70/0xd0
[  400.454088]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.459109]  ? trace_hardirqs_on_caller+0xc0/0x310
[  400.464047]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.468987]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.473841]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.478864]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.484324]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.489352]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.494898]  ? page_fault+0x8/0x30
[  400.498450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.503305]  ? page_fault+0x8/0x30
[  400.506853]  page_fault+0x1e/0x30
[  400.510315] RIP: 0033:0x7f00c9250dd3
[  400.514047] Code: Bad RIP value.
[  400.517416] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  400.522972] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  400.530248] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  400.537519] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  400.544820] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  400.552095] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  400.559390] warn_alloc_show_mem: 1 callbacks suppressed
[  400.559402] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  400.559403] Mem-Info:
[  400.559435] active_anon:48257 inactive_anon:195 isolated_anon:0
[  400.559435]  active_file:14 inactive_file:11 isolated_file:0
[  400.559435]  unevictable:0 dirty:0 writeback:0 unstable:0
[  400.559435]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  400.559435]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  400.559435]  free:13718 free_pcp:175 free_cma:0
[  400.564783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.572066] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  400.574517] Call Trace:
[  400.607392] 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
[  400.616741]  <IRQ>
[  400.644230] lowmem_reserve[]: 0 2818 6321 6321
[  400.646824]  dump_stack+0x244/0x39d
[  400.672910] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  400.675068]  ? dump_stack_print_info.cold.1+0x20/0x20
[  400.679632] lowmem_reserve[]: 0 0 3503 3503
[  400.683275]  warn_alloc.cold.116+0xb7/0x1bd
[  400.710748] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  400.715983]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.720289] lowmem_reserve[]: 0 0 0 0
[  400.724615]  ? lock_downgrade+0x900/0x900
[  400.753483] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  400.758333]  ? trace_hardirqs_off+0xb8/0x310
[  400.762110] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  400.766261]  ? trace_hardirqs_off+0xb8/0x310
[  400.779765] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  400.784193]  __alloc_pages_slowpath+0x26e8/0x2e10
[  400.799354] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  400.803820]  ? warn_alloc+0x120/0x120
[  400.818874] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  400.823712]  ? print_usage_bug+0xc0/0xc0
[  400.832529] 269 total pagecache pages
[  400.836329]  ? warn_alloc+0x120/0x120
[  400.844893] 0 pages in swap cache
[  400.848946]  ? warn_alloc+0x120/0x120
[  400.852806] Swap cache stats: add 0, delete 0, find 0/0
[  400.856603]  ? print_usage_bug+0xc0/0xc0
[  400.860077] Free swap  = 0kB
[  400.863879]  ? kvm_clock_read+0x18/0x30
[  400.869225] Total swap = 0kB
[  400.873326]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  400.876328] 1965979 pages RAM
[  400.880301]  ? print_usage_bug+0xc0/0xc0
[  400.883301] 0 pages HighMem/MovableOnly
[  400.888315]  ? __lock_acquire+0x62f/0x4c20
[  400.891403] 342853 pages reserved
[  400.895467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.899426] 0 pages cma reserved
[  400.903664]  ? should_fail+0x22d/0xd01
[  400.907181] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.912628]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.912646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.916082] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.919884]  ? __lock_acquire+0x62f/0x4c20
[  400.926360] init cpuset=/ mems_allowed=0
[  400.931640]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.959794]  ? __lock_acquire+0x62f/0x4c20
[  400.964038]  ? should_fail+0x22d/0xd01
[  400.967929]  ? rcu_irq_exit+0x1a2/0x390
[  400.971923]  ? mark_held_locks+0x130/0x130
[  400.976183]  ? mark_held_locks+0x130/0x130
[  400.980433]  ? mark_held_locks+0xc7/0x130
[  400.984592]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  400.989616]  ? zap_class+0x640/0x640
[  400.993336]  ? print_usage_bug+0xc0/0xc0
[  400.997412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.002960]  ? check_preemption_disabled+0x48/0x280
[  401.007996]  ? __lock_is_held+0xb5/0x140
[  401.012071]  __alloc_pages_nodemask+0xa80/0xde0
[  401.016747]  ? zap_class+0x640/0x640
[  401.020474]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  401.025515]  ? find_held_lock+0x36/0x1c0
[  401.029609]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.034292]  ? lock_downgrade+0x900/0x900
[  401.038458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.044012]  cache_grow_begin+0xa5/0x8c0
[  401.048083]  ? do_raw_spin_unlock+0xa7/0x330
[  401.052508]  fallback_alloc+0x204/0x2e0
[  401.056498]  ____cache_alloc_node+0x1c7/0x1e0
[  401.061007]  kmem_cache_alloc_node+0xe3/0x730
[  401.065511]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.069764]  __alloc_skb+0x119/0x770
[  401.073486]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.078774]  ? netdev_alloc_frag+0x1f0/0x1f0
[  401.083201]  ? lock_downgrade+0x900/0x900
[  401.087370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.092914]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.098376]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.103834]  ? addrconf_rs_timer+0x690/0x690
[  401.108268]  ndisc_alloc_skb+0x144/0x340
[  401.112342]  ndisc_send_rs+0x331/0x6e0
[  401.116244]  addrconf_rs_timer+0x314/0x690
[  401.120491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.124743]  call_timer_fn+0x272/0x920
[  401.128637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.132886]  ? process_timeout+0x40/0x40
[  401.136963]  ? __run_timers+0x7da/0xc70
[  401.140946]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.145449]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.149952]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.154198]  ? lockdep_hardirqs_on+0x296/0x5b0
[  401.158795]  ? trace_hardirqs_on+0xbd/0x310
[  401.163124]  ? kasan_check_read+0x11/0x20
[  401.167298]  ? __run_timers+0x7da/0xc70
[  401.171282]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.176396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.180646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.184891]  __run_timers+0x7e5/0xc70
[  401.188729]  ? timer_fixup_init+0x70/0x70
[  401.192885]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  401.197911]  ? zap_class+0x640/0x640
[  401.201636]  ? enqueue_hrtimer+0x1a5/0x560
[  401.205889]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  401.211095]  ? find_held_lock+0x36/0x1c0
[  401.215184]  ? zap_class+0x640/0x640
[  401.218915]  ? pvclock_read_flags+0x160/0x160
[  401.223420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.228969]  ? check_preemption_disabled+0x48/0x280
[  401.234006]  ? __lock_is_held+0xb5/0x140
[  401.238077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.243624]  ? check_preemption_disabled+0x48/0x280
[  401.248654]  run_timer_softirq+0x52/0xb0
[  401.252727]  ? rcu_read_lock_sched_held+0x14f/0x180
[  401.257750]  __do_softirq+0x308/0xb7e
[  401.261561]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  401.266072]  ? lock_downgrade+0x900/0x900
[  401.270234]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  401.275358]  ? pvclock_read_flags+0x160/0x160
[  401.279864]  ? lapic_next_event+0x5a/0x90
[  401.284022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.289576]  ? kvm_clock_read+0x18/0x30
[  401.293560]  ? kvm_sched_clock_read+0x9/0x20
[  401.297978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.303528]  ? check_preemption_disabled+0x48/0x280
[  401.308562]  irq_exit+0x17f/0x1c0
[  401.312024]  smp_apic_timer_interrupt+0x1cb/0x760
[  401.316877]  ? smp_reschedule_interrupt+0x109/0x650
[  401.321902]  ? smp_call_function_single_interrupt+0x650/0x650
[  401.327794]  ? interrupt_entry+0xb5/0xc0
[  401.331866]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.336889]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.341913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.346764]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.351797]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.356831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.361707]  apic_timer_interrupt+0xf/0x20
[  401.365941]  </IRQ>
[  401.368200] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  401.374092] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  401.392997] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  401.400708] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  401.407984] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  401.415261] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  401.422537] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  401.429820] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  401.437124]  ? save_stack+0xa9/0xd0
[  401.440785]  __kmalloc_node_track_caller+0x3c/0x70
[  401.445742]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  401.450516]  pskb_expand_head+0x230/0x10f0
[  401.454772]  ? check_preemption_disabled+0x48/0x280
[  401.459801]  ? memcpy+0x45/0x50
[  401.463089]  ? __copy_skb_header+0x350/0x6b0
[  401.467507]  ? skb_release_data+0x880/0x880
[  401.471837]  ? __alloc_skb+0x770/0x770
[  401.475738]  ? __lock_is_held+0xb5/0x140
[  401.479811]  ? kasan_check_write+0x14/0x20
[  401.484054]  ? __skb_clone+0x6c7/0xa00
[  401.487954]  ? __copy_skb_header+0x6b0/0x6b0
[  401.492369]  ? kmem_cache_alloc+0x33a/0x730
[  401.496709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.502261]  skb_ensure_writable+0x3dd/0x640
[  401.506697]  ? skb_checksum_setup+0xaa0/0xaa0
[  401.511219]  ? preempt_notifier_register+0x200/0x200
[  401.516328]  ? __switch_to_asm+0x34/0x70
[  401.520394]  ? __switch_to_asm+0x34/0x70
[  401.524460]  ? __switch_to_asm+0x40/0x70
[  401.528527]  ? __switch_to_asm+0x34/0x70
[  401.532592]  ? __switch_to_asm+0x40/0x70
[  401.536664]  ? __switch_to_asm+0x40/0x70
[  401.540736]  ? __switch_to_asm+0x34/0x70
[  401.544817]  ? __switch_to_asm+0x34/0x70
[  401.548888]  ? __switch_to_asm+0x40/0x70
[  401.552952]  ? __switch_to_asm+0x34/0x70
[  401.557026]  bpf_clone_redirect+0x14a/0x490
[  401.561453]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  401.566484]  ? __sched_text_start+0x8/0x8
[  401.570728]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  401.575508]  ? find_held_lock+0x36/0x1c0
[  401.579586]  ? lock_acquire+0x1ed/0x520
[  401.583569]  ? bpf_test_run+0x3cb/0x780
[  401.587550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.593099]  ? check_preemption_disabled+0x48/0x280
[  401.598127]  ? kasan_check_read+0x11/0x20
[  401.602301]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.607585]  ? rcu_softirq_qs+0x20/0x20
[  401.611569]  ? preempt_schedule+0x4d/0x60
[  401.615724]  ? ___preempt_schedule+0x16/0x18
[  401.620167]  ? bpf_test_run+0x25d/0x780
[  401.624710]  ? netlink_diag_dump+0x2a0/0x2a0
[  401.629134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.634700]  ? bpf_test_init.isra.10+0x70/0x100
[  401.639384]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  401.644173]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  401.649028]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  401.654572]  ? fput+0x130/0x1a0
[  401.657860]  ? __bpf_prog_get+0x9b/0x290
[  401.661930]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  401.666783]  ? bpf_prog_test_run+0x130/0x1a0
[  401.671203]  ? __x64_sys_bpf+0x3d8/0x520
[  401.675277]  ? bpf_prog_get+0x20/0x20
[  401.679106]  ? do_syscall_64+0x1b9/0x820
[  401.683190]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  401.688567]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.693505]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.698361]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.703387]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  401.708417]  ? prepare_exit_to_usermode+0x291/0x3b0
[  401.713451]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.718310]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  401.723703] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  401.723773] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.729853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.729862] Call Trace:
[  401.736432] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.745719]  <IRQ>
[  401.748296] syz-executor4 cpuset=syz4 mems_allowed=0
[  401.758810]  dump_stack+0x244/0x39d
[  401.769669]  ? dump_stack_print_info.cold.1+0x20/0x20
[  401.774883]  warn_alloc.cold.116+0xb7/0x1bd
[  401.779214]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.784067]  ? lock_downgrade+0x900/0x900
[  401.788234]  ? trace_hardirqs_off+0xb8/0x310
[  401.792660]  ? trace_hardirqs_off+0xb8/0x310
[  401.797086]  __alloc_pages_slowpath+0x26e8/0x2e10
[  401.801964]  ? warn_alloc+0x120/0x120
[  401.805777]  ? print_usage_bug+0xc0/0xc0
[  401.809853]  ? warn_alloc+0x120/0x120
[  401.813665]  ? warn_alloc+0x120/0x120
[  401.817476]  ? print_usage_bug+0xc0/0xc0
[  401.821545]  ? kvm_clock_read+0x18/0x30
[  401.825526]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  401.830553]  ? print_usage_bug+0xc0/0xc0
[  401.834624]  ? __lock_acquire+0x62f/0x4c20
[  401.838875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.844428]  ? should_fail+0x22d/0xd01
[  401.848323]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.853612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.858751]  ? __lock_acquire+0x62f/0x4c20
[  401.863013]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.868122]  ? __lock_acquire+0x62f/0x4c20
[  401.872384]  ? should_fail+0x22d/0xd01
[  401.876277]  ? rcu_irq_exit+0x1a2/0x390
[  401.880275]  ? mark_held_locks+0x130/0x130
[  401.884526]  ? mark_held_locks+0x130/0x130
[  401.888816]  ? mark_held_locks+0xc7/0x130
[  401.892973]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  401.897997]  ? zap_class+0x640/0x640
[  401.901721]  ? print_usage_bug+0xc0/0xc0
[  401.905794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.911344]  ? check_preemption_disabled+0x48/0x280
[  401.916382]  ? __lock_is_held+0xb5/0x140
[  401.920461]  __alloc_pages_nodemask+0xa80/0xde0
[  401.925137]  ? zap_class+0x640/0x640
[  401.928892]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  401.933930]  ? find_held_lock+0x36/0x1c0
[  401.938008]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.942686]  ? lock_downgrade+0x900/0x900
[  401.946850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.952402]  cache_grow_begin+0xa5/0x8c0
[  401.956469]  ? do_raw_spin_unlock+0xa7/0x330
[  401.960898]  fallback_alloc+0x204/0x2e0
[  401.964889]  ____cache_alloc_node+0x1c7/0x1e0
[  401.969401]  kmem_cache_alloc_node+0xe3/0x730
[  401.973913]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.978191]  __alloc_skb+0x119/0x770
[  401.981912]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.987206]  ? netdev_alloc_frag+0x1f0/0x1f0
[  401.991626]  ? lock_downgrade+0x900/0x900
[  401.995789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.001337]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.006801]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.012264]  ? addrconf_rs_timer+0x690/0x690
[  402.016696]  ndisc_alloc_skb+0x144/0x340
[  402.020772]  ndisc_send_rs+0x331/0x6e0
[  402.024686]  addrconf_rs_timer+0x314/0x690
[  402.028936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.033208]  call_timer_fn+0x272/0x920
[  402.037107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.041352]  ? process_timeout+0x40/0x40
[  402.045433]  ? mark_held_locks+0xc7/0x130
[  402.049590]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.054096]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.058600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.062844]  ? lockdep_hardirqs_on+0x296/0x5b0
[  402.067440]  ? trace_hardirqs_on+0xbd/0x310
[  402.071772]  ? kasan_check_read+0x11/0x20
[  402.075970]  ? __run_timers+0x7da/0xc70
[  402.079955]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.085069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.089318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.093559]  __run_timers+0x7e5/0xc70
[  402.097380]  ? timer_fixup_init+0x70/0x70
[  402.101539]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.106565]  ? zap_class+0x640/0x640
[  402.110292]  ? print_usage_bug+0xc0/0xc0
[  402.114365]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  402.119569]  ? find_held_lock+0x36/0x1c0
[  402.123643]  ? zap_class+0x640/0x640
[  402.127369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.132916]  ? check_preemption_disabled+0x48/0x280
[  402.137948]  ? __lock_is_held+0xb5/0x140
[  402.142018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.147566]  ? check_preemption_disabled+0x48/0x280
[  402.152598]  run_timer_softirq+0x52/0xb0
[  402.156670]  ? rcu_read_lock_sched_held+0x14f/0x180
[  402.161695]  __do_softirq+0x308/0xb7e
[  402.165508]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  402.170009]  ? lock_downgrade+0x900/0x900
[  402.174191]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  402.179316]  ? pvclock_read_flags+0x160/0x160
[  402.183825]  ? lapic_next_event+0x5a/0x90
[  402.187985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.193535]  ? kvm_clock_read+0x18/0x30
[  402.197528]  ? kvm_sched_clock_read+0x9/0x20
[  402.201945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.207493]  ? check_preemption_disabled+0x48/0x280
[  402.212525]  irq_exit+0x17f/0x1c0
[  402.215986]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.220849]  ? smp_reschedule_interrupt+0x109/0x650
[  402.225873]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.231768]  ? interrupt_entry+0xb5/0xc0
[  402.235836]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.240858]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.245884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.250735]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.255756]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.260793]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.265654]  apic_timer_interrupt+0xf/0x20
[  402.269888]  </IRQ>
[  402.272132] RIP: 0010:dump_stack+0x358/0x39d
[  402.276572] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  402.295479] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  402.303203] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  402.310476] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  402.317750] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  402.325026] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  402.332305] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  402.339594]  ? dump_stack+0x34f/0x39d
[  402.343416]  ? dump_stack_print_info.cold.1+0x20/0x20
[  402.348620]  ? mark_held_locks+0x130/0x130
[  402.352861]  ? mark_held_locks+0x130/0x130
[  402.357107]  dump_header+0x27b/0xf72
[  402.360841]  ? pagefault_out_of_memory+0x197/0x197
[  402.365787]  ? __lock_acquire+0x62f/0x4c20
[  402.370032]  ? percpu_ref_get_many+0x240/0x240
[  402.374628]  ? print_usage_bug+0xc0/0xc0
[  402.378706]  ? zap_class+0x640/0x640
[  402.382429]  ? print_usage_bug+0xc0/0xc0
[  402.386495]  ? print_usage_bug+0xc0/0xc0
[  402.390581]  ? zap_class+0x640/0x640
[  402.394306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.399854]  ? find_held_lock+0x36/0x1c0
[  402.403934]  ? mark_held_locks+0xc7/0x130
[  402.408091]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  402.413202]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  402.418315]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  402.422905]  ? trace_hardirqs_on+0xbd/0x310
[  402.427235]  ? kasan_check_read+0x11/0x20
[  402.431392]  ? ___ratelimit+0x3b4/0x672
[  402.435374]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.440487]  ? trace_hardirqs_on+0x310/0x310
[  402.444903]  ? lock_downgrade+0x900/0x900
[  402.449063]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  402.454191]  ? ___ratelimit+0x3b9/0x672
[  402.458196]  ? idr_get_free+0xf70/0xf70
[  402.462194]  ? find_held_lock+0x36/0x1c0
[  402.466283]  oom_kill_process.cold.27+0x10/0x903
[  402.471049]  ? zap_class+0x640/0x640
[  402.474771]  ? check_preemption_disabled+0x48/0x280
[  402.479799]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.484737]  ? kasan_check_read+0x11/0x20
[  402.488891]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.494640]  ? oom_evaluate_task+0x540/0x540
[  402.499064]  ? find_held_lock+0x36/0x1c0
[  402.503139]  ? out_of_memory+0x974/0x1430
[  402.507322]  ? lock_downgrade+0x900/0x900
[  402.511477]  ? check_preemption_disabled+0x48/0x280
[  402.516501]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.521438]  ? kasan_check_read+0x11/0x20
[  402.525590]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.530874]  ? rcu_softirq_qs+0x20/0x20
[  402.534864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.540406]  ? oom_evaluate_task+0x302/0x540
[  402.544827]  out_of_memory+0xa84/0x1430
[  402.548817]  ? oom_killer_disable+0x3a0/0x3a0
[  402.553320]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  402.558270]  ? __ww_mutex_check_waiters+0x160/0x160
[  402.563311]  __alloc_pages_slowpath+0x2354/0x2e10
[  402.568213]  ? warn_alloc+0x120/0x120
[  402.572021]  ? mark_held_locks+0x130/0x130
[  402.576270]  ? find_get_entry+0xaae/0x1120
[  402.580521]  ? filemap_map_pages+0x1a20/0x1a20
[  402.585115]  ? zap_class+0x640/0x640
[  402.588860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.594410]  ? check_preemption_disabled+0x48/0x280
[  402.599437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.604982]  ? should_fail+0x22d/0xd01
[  402.608896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.614011]  ? zap_class+0x640/0x640
[  402.617758]  ? __lock_is_held+0xb5/0x140
[  402.621847]  ? mark_held_locks+0x130/0x130
[  402.626091]  ? lock_release+0xa00/0xa00
[  402.630073]  ? perf_trace_sched_process_exec+0x860/0x860
[  402.635535]  ? xa_load+0x2ba/0x460
[  402.639084]  ? lock_downgrade+0x900/0x900
[  402.643245]  ? __might_sleep+0x95/0x190
[  402.647233]  __alloc_pages_nodemask+0xa80/0xde0
[  402.651919]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  402.656949]  ? __page_cache_alloc+0x191/0x5c0
[  402.661450]  ? xa_load+0x2e1/0x460
[  402.664999]  ? xa_clear_mark+0x40/0x40
[  402.668895]  ? zap_class+0x640/0x640
[  402.672622]  ? zap_class+0x640/0x640
[  402.676341]  ? zap_class+0x640/0x640
[  402.680065]  ? __do_page_cache_readahead+0x663/0x810
[  402.685205]  ? find_held_lock+0x36/0x1c0
[  402.689279]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  402.694830]  alloc_pages_current+0x173/0x350
[  402.699253]  __page_cache_alloc+0x38c/0x5c0
[  402.703576]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.708512]  ? kasan_check_read+0x11/0x20
[  402.712670]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.717958]  ? generic_perform_write+0x6a0/0x6a0
[  402.722724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.728269]  ? check_preemption_disabled+0x48/0x280
[  402.733301]  filemap_fault+0x1595/0x25f0
[  402.737384]  ? __lock_page_or_retry+0xa00/0xa00
[  402.742065]  ? mark_held_locks+0x130/0x130
[  402.746317]  ? filemap_map_pages+0xd6b/0x1a20
[  402.750825]  ? lock_downgrade+0x900/0x900
[  402.754984]  ? check_preemption_disabled+0x48/0x280
[  402.760011]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.764947]  ? kasan_check_read+0x11/0x20
[  402.769101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.774388]  ? rcu_softirq_qs+0x20/0x20
[  402.778382]  ? filemap_map_pages+0xd92/0x1a20
[  402.782900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.788452]  ? find_get_entries_tag+0x1400/0x1400
[  402.793315]  ? __lock_acquire+0x62f/0x4c20
[  402.797571]  ? lock_acquire+0x1ed/0x520
[  402.801555]  ? ext4_filemap_fault+0x7a/0xad
[  402.805888]  ? lock_release+0xa00/0xa00
[  402.809873]  ? perf_trace_sched_process_exec+0x860/0x860
[  402.815337]  ? print_usage_bug+0xc0/0xc0
[  402.819411]  ? print_usage_bug+0xc0/0xc0
[  402.823494]  ? down_read+0x8d/0x120
[  402.827129]  ? ext4_filemap_fault+0x7a/0xad
[  402.831484]  ? __down_interruptible+0x700/0x700
[  402.836192]  ext4_filemap_fault+0x82/0xad
[  402.840352]  __do_fault+0x100/0x6b0
[  402.843994]  ? pmd_devmap_trans_unstable+0x220/0x220
[  402.849107]  ? mark_held_locks+0x130/0x130
[  402.853355]  ? mark_held_locks+0x130/0x130
[  402.857596]  ? find_held_lock+0x36/0x1c0
[  402.861671]  ? find_held_lock+0x36/0x1c0
[  402.865743]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.871296]  __handle_mm_fault+0x3ea0/0x5be0
[  402.875714]  ? poll_select_copy_remaining+0x18c/0x6a0
[  402.880923]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  402.885779]  ? __might_fault+0x12b/0x1e0
[  402.889855]  ? lock_downgrade+0x900/0x900
[  402.894022]  ? zap_class+0x640/0x640
[  402.897742]  ? zap_class+0x640/0x640
[  402.901473]  ? find_held_lock+0x36/0x1c0
[  402.905550]  ? handle_mm_fault+0x42a/0xc70
[  402.909798]  ? lock_downgrade+0x900/0x900
[  402.913958]  ? check_preemption_disabled+0x48/0x280
[  402.918983]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  402.923921]  ? kasan_check_read+0x11/0x20
[  402.928075]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.933363]  ? rcu_softirq_qs+0x20/0x20
[  402.937344]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.942458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.948007]  ? check_preemption_disabled+0x48/0x280
[  402.953042]  handle_mm_fault+0x54f/0xc70
[  402.957114]  ? __handle_mm_fault+0x5be0/0x5be0
[  402.961711]  ? find_vma+0x34/0x190
[  402.965266]  __do_page_fault+0x5e8/0xe60
[  402.969334]  ? trace_hardirqs_off+0xb8/0x310
[  402.973764]  do_page_fault+0xf2/0x7e0
[  402.977578]  ? vmalloc_sync_all+0x30/0x30
[  402.981734]  ? error_entry+0x70/0xd0
[  402.985476]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.990499]  ? trace_hardirqs_on_caller+0xc0/0x310
[  402.995440]  ? syscall_return_slowpath+0x5e0/0x5e0
[  403.000375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.005229]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.010258]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.015721]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  403.020751]  ? prepare_exit_to_usermode+0x291/0x3b0
[  403.025790]  ? page_fault+0x8/0x30
[  403.029340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.034204]  ? page_fault+0x8/0x30
[  403.037754]  page_fault+0x1e/0x30
[  403.041218] RIP: 0033:0x7f00c9250dd3
[  403.044954] Code: Bad RIP value.
[  403.048324] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  403.053696] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  403.060969] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  403.068245] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  403.075519] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  403.082792] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  403.090088] warn_alloc_show_mem: 1 callbacks suppressed
[  403.090100] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  403.090102] Mem-Info:
[  403.090134] active_anon:48257 inactive_anon:195 isolated_anon:0
[  403.090134]  active_file:14 inactive_file:11 isolated_file:0
[  403.090134]  unevictable:0 dirty:0 writeback:0 unstable:0
[  403.090134]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  403.090134]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  403.090134]  free:13718 free_pcp:175 free_cma:0
[  403.095479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.102763] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  403.105194] Call Trace:
[  403.138064] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  403.147413]  <IRQ>
[  403.174896] lowmem_reserve[]: 0 2818 6321 6321
[  403.177494]  dump_stack+0x244/0x39d
[  403.203630] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  403.205788]  ? dump_stack_print_info.cold.1+0x20/0x20
[  403.210350] lowmem_reserve[]: 0 0 3503 3503
[  403.213990]  warn_alloc.cold.116+0xb7/0x1bd
[  403.241461] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  403.246665]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  403.250962] lowmem_reserve[]: 0 0 0 0
[  403.255298]  ? lock_downgrade+0x900/0x900
[  403.284253] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  403.289104]  ? trace_hardirqs_off+0xb8/0x310
[  403.292882] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  403.297032]  ? trace_hardirqs_off+0xb8/0x310
[  403.310533] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  403.314945]  __alloc_pages_slowpath+0x26e8/0x2e10
[  403.330101] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  403.334526]  ? warn_alloc+0x120/0x120
[  403.349578] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  403.354415]  ? print_usage_bug+0xc0/0xc0
[  403.363235] 269 total pagecache pages
[  403.367036]  ? warn_alloc+0x120/0x120
[  403.375600] 0 pages in swap cache
[  403.379652]  ? warn_alloc+0x120/0x120
[  403.383439] Swap cache stats: add 0, delete 0, find 0/0
[  403.387242]  ? print_usage_bug+0xc0/0xc0
[  403.390683] Free swap  = 0kB
[  403.394490]  ? kvm_clock_read+0x18/0x30
[  403.399839] Total swap = 0kB
[  403.403902]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  403.406901] 1965979 pages RAM
[  403.410876]  ? print_usage_bug+0xc0/0xc0
[  403.413878] 0 pages HighMem/MovableOnly
[  403.418891]  ? __lock_acquire+0x62f/0x4c20
[  403.421983] 342853 pages reserved
[  403.426042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.430001] 0 pages cma reserved
[  403.434241]  ? should_fail+0x22d/0xd01
[  403.437733] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  403.443214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.443233]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.446665] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.450475]  ? __lock_acquire+0x62f/0x4c20
[  403.456948] init cpuset=/ mems_allowed=0
[  403.462226]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.490378]  ? __lock_acquire+0x62f/0x4c20
[  403.494624]  ? should_fail+0x22d/0xd01
[  403.498515]  ? rcu_irq_exit+0x1a2/0x390
[  403.502505]  ? mark_held_locks+0x130/0x130
[  403.506752]  ? mark_held_locks+0x130/0x130
[  403.510999]  ? mark_held_locks+0xc7/0x130
[  403.515170]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  403.520201]  ? zap_class+0x640/0x640
[  403.523924]  ? print_usage_bug+0xc0/0xc0
[  403.527995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.533542]  ? check_preemption_disabled+0x48/0x280
[  403.538578]  ? __lock_is_held+0xb5/0x140
[  403.542652]  __alloc_pages_nodemask+0xa80/0xde0
[  403.547337]  ? zap_class+0x640/0x640
[  403.551065]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  403.556100]  ? find_held_lock+0x36/0x1c0
[  403.560193]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.564880]  ? lock_downgrade+0x900/0x900
[  403.569046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.574601]  cache_grow_begin+0xa5/0x8c0
[  403.578679]  ? do_raw_spin_unlock+0xa7/0x330
[  403.583103]  fallback_alloc+0x204/0x2e0
[  403.587093]  ____cache_alloc_node+0x1c7/0x1e0
[  403.591611]  kmem_cache_alloc_node+0xe3/0x730
[  403.596118]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.600390]  __alloc_skb+0x119/0x770
[  403.604111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.609401]  ? netdev_alloc_frag+0x1f0/0x1f0
[  403.613817]  ? lock_downgrade+0x900/0x900
[  403.617981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.624108]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.629571]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.635031]  ? addrconf_rs_timer+0x690/0x690
[  403.639462]  ndisc_alloc_skb+0x144/0x340
[  403.643581]  ndisc_send_rs+0x331/0x6e0
[  403.647481]  addrconf_rs_timer+0x314/0x690
[  403.651747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.656000]  call_timer_fn+0x272/0x920
[  403.659894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.664135]  ? process_timeout+0x40/0x40
[  403.668228]  ? __run_timers+0x7da/0xc70
[  403.672254]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.676757]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.681260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.685505]  ? lockdep_hardirqs_on+0x296/0x5b0
[  403.690098]  ? trace_hardirqs_on+0xbd/0x310
[  403.694427]  ? kasan_check_read+0x11/0x20
[  403.698579]  ? __run_timers+0x7da/0xc70
[  403.702563]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.707683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.711931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.716186]  __run_timers+0x7e5/0xc70
[  403.720006]  ? timer_fixup_init+0x70/0x70
[  403.724179]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.729210]  ? zap_class+0x640/0x640
[  403.732938]  ? enqueue_hrtimer+0x1a5/0x560
[  403.737202]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  403.742407]  ? find_held_lock+0x36/0x1c0
[  403.746480]  ? zap_class+0x640/0x640
[  403.750211]  ? pvclock_read_flags+0x160/0x160
[  403.754716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.760268]  ? check_preemption_disabled+0x48/0x280
[  403.765302]  ? __lock_is_held+0xb5/0x140
[  403.769373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.774920]  ? check_preemption_disabled+0x48/0x280
[  403.779951]  run_timer_softirq+0x52/0xb0
[  403.784020]  ? rcu_read_lock_sched_held+0x14f/0x180
[  403.789044]  __do_softirq+0x308/0xb7e
[  403.792855]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  403.797357]  ? lock_downgrade+0x900/0x900
[  403.801519]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  403.806644]  ? pvclock_read_flags+0x160/0x160
[  403.811173]  ? lapic_next_event+0x5a/0x90
[  403.815335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.820885]  ? kvm_clock_read+0x18/0x30
[  403.824867]  ? kvm_sched_clock_read+0x9/0x20
[  403.829292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.834840]  ? check_preemption_disabled+0x48/0x280
[  403.839876]  irq_exit+0x17f/0x1c0
[  403.843344]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.848203]  ? smp_reschedule_interrupt+0x109/0x650
[  403.853229]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.859121]  ? interrupt_entry+0xb5/0xc0
[  403.863209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.868234]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.873265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.878120]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.883179]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.888239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.893096]  apic_timer_interrupt+0xf/0x20
[  403.897331]  </IRQ>
[  403.899578] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  403.905475] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  403.924381] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  403.932096] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  403.939373] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  403.946648] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  403.953928] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  403.961207] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  403.968554]  ? save_stack+0xa9/0xd0
[  403.972215]  __kmalloc_node_track_caller+0x3c/0x70
[  403.977178]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  403.981951]  pskb_expand_head+0x230/0x10f0
[  403.986214]  ? check_preemption_disabled+0x48/0x280
[  403.991247]  ? memcpy+0x45/0x50
[  403.994535]  ? __copy_skb_header+0x350/0x6b0
[  403.998955]  ? skb_release_data+0x880/0x880
[  404.003284]  ? __alloc_skb+0x770/0x770
[  404.007202]  ? __lock_is_held+0xb5/0x140
[  404.011283]  ? kasan_check_write+0x14/0x20
[  404.015525]  ? __skb_clone+0x6c7/0xa00
[  404.019427]  ? __copy_skb_header+0x6b0/0x6b0
[  404.023839]  ? kmem_cache_alloc+0x33a/0x730
[  404.028191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.033746]  skb_ensure_writable+0x3dd/0x640
[  404.038181]  ? skb_checksum_setup+0xaa0/0xaa0
[  404.042697]  ? preempt_notifier_register+0x200/0x200
[  404.047807]  ? __switch_to_asm+0x34/0x70
[  404.051872]  ? __switch_to_asm+0x34/0x70
[  404.055938]  ? __switch_to_asm+0x40/0x70
[  404.060002]  ? __switch_to_asm+0x34/0x70
[  404.064072]  ? __switch_to_asm+0x40/0x70
[  404.068140]  ? __switch_to_asm+0x40/0x70
[  404.072222]  ? __switch_to_asm+0x34/0x70
[  404.076294]  ? __switch_to_asm+0x34/0x70
[  404.080358]  ? __switch_to_asm+0x40/0x70
[  404.084424]  ? __switch_to_asm+0x34/0x70
[  404.088501]  bpf_clone_redirect+0x14a/0x490
[  404.092839]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  404.097866]  ? __sched_text_start+0x8/0x8
[  404.102024]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.106802]  ? find_held_lock+0x36/0x1c0
[  404.110882]  ? lock_acquire+0x1ed/0x520
[  404.114865]  ? bpf_test_run+0x3cb/0x780
[  404.118847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.124394]  ? check_preemption_disabled+0x48/0x280
[  404.129424]  ? kasan_check_read+0x11/0x20
[  404.133580]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.138868]  ? rcu_softirq_qs+0x20/0x20
[  404.142851]  ? preempt_schedule+0x4d/0x60
[  404.147011]  ? ___preempt_schedule+0x16/0x18
[  404.151441]  ? bpf_test_run+0x25d/0x780
[  404.155436]  ? netlink_diag_dump+0x2a0/0x2a0
[  404.159860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.165405]  ? bpf_test_init.isra.10+0x70/0x100
[  404.170090]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  404.174863]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  404.179712]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  404.185258]  ? fput+0x130/0x1a0
[  404.188548]  ? __bpf_prog_get+0x9b/0x290
[  404.192622]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  404.197473]  ? bpf_prog_test_run+0x130/0x1a0
[  404.201896]  ? __x64_sys_bpf+0x3d8/0x520
[  404.205969]  ? bpf_prog_get+0x20/0x20
[  404.209801]  ? do_syscall_64+0x1b9/0x820
[  404.213868]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  404.219243]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.224195]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.229051]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.234076]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  404.239103]  ? prepare_exit_to_usermode+0x291/0x3b0
[  404.244132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.249007]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  404.254394] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  404.254479] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.260549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.260558] Call Trace:
[  404.267129] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.276395]  <IRQ>
[  404.278971] syz-executor4 cpuset=syz4 mems_allowed=0
[  404.289457]  dump_stack+0x244/0x39d
[  404.300329]  ? dump_stack_print_info.cold.1+0x20/0x20
[  404.305540]  warn_alloc.cold.116+0xb7/0x1bd
[  404.309884]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.314741]  ? lock_downgrade+0x900/0x900
[  404.318905]  ? trace_hardirqs_off+0xb8/0x310
[  404.323332]  ? trace_hardirqs_off+0xb8/0x310
[  404.327756]  __alloc_pages_slowpath+0x26e8/0x2e10
[  404.332635]  ? warn_alloc+0x120/0x120
[  404.336447]  ? print_usage_bug+0xc0/0xc0
[  404.340517]  ? warn_alloc+0x120/0x120
[  404.344331]  ? warn_alloc+0x120/0x120
[  404.348143]  ? print_usage_bug+0xc0/0xc0
[  404.352240]  ? kvm_clock_read+0x18/0x30
[  404.356225]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  404.361253]  ? print_usage_bug+0xc0/0xc0
[  404.365328]  ? __lock_acquire+0x62f/0x4c20
[  404.369576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.375120]  ? should_fail+0x22d/0xd01
[  404.379030]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.384318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.389429]  ? __lock_acquire+0x62f/0x4c20
[  404.393679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.398792]  ? __lock_acquire+0x62f/0x4c20
[  404.403033]  ? should_fail+0x22d/0xd01
[  404.406923]  ? rcu_irq_exit+0x1a2/0x390
[  404.410913]  ? mark_held_locks+0x130/0x130
[  404.415185]  ? mark_held_locks+0x130/0x130
[  404.419437]  ? mark_held_locks+0xc7/0x130
[  404.423594]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  404.428621]  ? zap_class+0x640/0x640
[  404.432344]  ? print_usage_bug+0xc0/0xc0
[  404.436419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.441964]  ? check_preemption_disabled+0x48/0x280
[  404.446998]  ? __lock_is_held+0xb5/0x140
[  404.451073]  __alloc_pages_nodemask+0xa80/0xde0
[  404.455751]  ? zap_class+0x640/0x640
[  404.459477]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  404.464512]  ? find_held_lock+0x36/0x1c0
[  404.468595]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.473276]  ? lock_downgrade+0x900/0x900
[  404.477441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.482993]  cache_grow_begin+0xa5/0x8c0
[  404.487060]  ? do_raw_spin_unlock+0xa7/0x330
[  404.491955]  fallback_alloc+0x204/0x2e0
[  404.495943]  ____cache_alloc_node+0x1c7/0x1e0
[  404.500454]  kmem_cache_alloc_node+0xe3/0x730
[  404.504962]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.509228]  __alloc_skb+0x119/0x770
[  404.512951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.518243]  ? netdev_alloc_frag+0x1f0/0x1f0
[  404.522660]  ? lock_downgrade+0x900/0x900
[  404.526821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.532366]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.537832]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.543294]  ? addrconf_rs_timer+0x690/0x690
[  404.547720]  ndisc_alloc_skb+0x144/0x340
[  404.551792]  ndisc_send_rs+0x331/0x6e0
[  404.555690]  addrconf_rs_timer+0x314/0x690
[  404.559936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.564211]  call_timer_fn+0x272/0x920
[  404.568108]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.572350]  ? process_timeout+0x40/0x40
[  404.576428]  ? mark_held_locks+0xc7/0x130
[  404.580592]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.585198]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.589705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.593947]  ? lockdep_hardirqs_on+0x296/0x5b0
[  404.598538]  ? trace_hardirqs_on+0xbd/0x310
[  404.602869]  ? kasan_check_read+0x11/0x20
[  404.607022]  ? __run_timers+0x7da/0xc70
[  404.611005]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.616118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.620380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.624622]  __run_timers+0x7e5/0xc70
[  404.628440]  ? timer_fixup_init+0x70/0x70
[  404.632600]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  404.637631]  ? zap_class+0x640/0x640
[  404.641361]  ? print_usage_bug+0xc0/0xc0
[  404.645432]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  404.650639]  ? find_held_lock+0x36/0x1c0
[  404.654710]  ? zap_class+0x640/0x640
[  404.658439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.663988]  ? check_preemption_disabled+0x48/0x280
[  404.669024]  ? __lock_is_held+0xb5/0x140
[  404.673096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.678674]  ? check_preemption_disabled+0x48/0x280
[  404.683718]  run_timer_softirq+0x52/0xb0
[  404.687798]  ? rcu_read_lock_sched_held+0x14f/0x180
[  404.692826]  __do_softirq+0x308/0xb7e
[  404.696641]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  404.701142]  ? lock_downgrade+0x900/0x900
[  404.705325]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  404.710443]  ? pvclock_read_flags+0x160/0x160
[  404.714949]  ? lapic_next_event+0x5a/0x90
[  404.719105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.724657]  ? kvm_clock_read+0x18/0x30
[  404.728650]  ? kvm_sched_clock_read+0x9/0x20
[  404.733070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.738617]  ? check_preemption_disabled+0x48/0x280
[  404.743650]  irq_exit+0x17f/0x1c0
[  404.747113]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.751966]  ? smp_reschedule_interrupt+0x109/0x650
[  404.756989]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.762882]  ? interrupt_entry+0xb5/0xc0
[  404.766950]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.771972]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.776998]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.781848]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.786868]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.791904]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.796760]  apic_timer_interrupt+0xf/0x20
[  404.800997]  </IRQ>
[  404.803244] RIP: 0010:dump_stack+0x358/0x39d
[  404.807661] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  404.826599] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  404.834311] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  404.841584] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  404.848857] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  404.856131] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  404.863424] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  404.870717]  ? dump_stack+0x34f/0x39d
[  404.874537]  ? dump_stack_print_info.cold.1+0x20/0x20
[  404.879749]  ? mark_held_locks+0x130/0x130
[  404.883994]  ? mark_held_locks+0x130/0x130
[  404.888247]  dump_header+0x27b/0xf72
[  404.891980]  ? pagefault_out_of_memory+0x197/0x197
[  404.896925]  ? __lock_acquire+0x62f/0x4c20
[  404.901195]  ? percpu_ref_get_many+0x240/0x240
[  404.905794]  ? print_usage_bug+0xc0/0xc0
[  404.909865]  ? zap_class+0x640/0x640
[  404.913587]  ? print_usage_bug+0xc0/0xc0
[  404.917650]  ? print_usage_bug+0xc0/0xc0
[  404.921719]  ? zap_class+0x640/0x640
[  404.925439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.930987]  ? find_held_lock+0x36/0x1c0
[  404.935066]  ? mark_held_locks+0xc7/0x130
[  404.939222]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  404.944351]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  404.949457]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  404.954038]  ? trace_hardirqs_on+0xbd/0x310
[  404.958352]  ? kasan_check_read+0x11/0x20
[  404.962493]  ? ___ratelimit+0x3b4/0x672
[  404.966466]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.971566]  ? trace_hardirqs_on+0x310/0x310
[  404.975968]  ? lock_downgrade+0x900/0x900
[  404.980117]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  404.985216]  ? ___ratelimit+0x3b9/0x672
[  404.989198]  ? idr_get_free+0xf70/0xf70
[  404.993195]  ? find_held_lock+0x36/0x1c0
[  404.997268]  oom_kill_process.cold.27+0x10/0x903
[  405.002027]  ? zap_class+0x640/0x640
[  405.005738]  ? check_preemption_disabled+0x48/0x280
[  405.010753]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.015694]  ? kasan_check_read+0x11/0x20
[  405.019849]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.025140]  ? oom_evaluate_task+0x540/0x540
[  405.029560]  ? find_held_lock+0x36/0x1c0
[  405.033652]  ? out_of_memory+0x974/0x1430
[  405.037801]  ? lock_downgrade+0x900/0x900
[  405.041962]  ? check_preemption_disabled+0x48/0x280
[  405.046983]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.051920]  ? kasan_check_read+0x11/0x20
[  405.056067]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.061341]  ? rcu_softirq_qs+0x20/0x20
[  405.065318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.070881]  ? oom_evaluate_task+0x302/0x540
[  405.075293]  out_of_memory+0xa84/0x1430
[  405.079290]  ? oom_killer_disable+0x3a0/0x3a0
[  405.083784]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  405.088724]  ? __ww_mutex_check_waiters+0x160/0x160
[  405.093753]  __alloc_pages_slowpath+0x2354/0x2e10
[  405.098625]  ? warn_alloc+0x120/0x120
[  405.102442]  ? mark_held_locks+0x130/0x130
[  405.106685]  ? find_get_entry+0xaae/0x1120
[  405.110949]  ? filemap_map_pages+0x1a20/0x1a20
[  405.115551]  ? zap_class+0x640/0x640
[  405.119275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.124817]  ? check_preemption_disabled+0x48/0x280
[  405.129833]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.135394]  ? should_fail+0x22d/0xd01
[  405.139288]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.144397]  ? zap_class+0x640/0x640
[  405.148134]  ? __lock_is_held+0xb5/0x140
[  405.152211]  ? mark_held_locks+0x130/0x130
[  405.156474]  ? lock_release+0xa00/0xa00
[  405.160457]  ? perf_trace_sched_process_exec+0x860/0x860
[  405.165899]  ? xa_load+0x2ba/0x460
[  405.169440]  ? lock_downgrade+0x900/0x900
[  405.173589]  ? __might_sleep+0x95/0x190
[  405.177573]  __alloc_pages_nodemask+0xa80/0xde0
[  405.182258]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  405.187270]  ? __page_cache_alloc+0x191/0x5c0
[  405.191765]  ? xa_load+0x2e1/0x460
[  405.195331]  ? xa_clear_mark+0x40/0x40
[  405.199250]  ? zap_class+0x640/0x640
[  405.202984]  ? zap_class+0x640/0x640
[  405.206708]  ? zap_class+0x640/0x640
[  405.210434]  ? __do_page_cache_readahead+0x663/0x810
[  405.215536]  ? find_held_lock+0x36/0x1c0
[  405.219597]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  405.225172]  alloc_pages_current+0x173/0x350
[  405.229593]  __page_cache_alloc+0x38c/0x5c0
[  405.233911]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.238854]  ? kasan_check_read+0x11/0x20
[  405.243014]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.248292]  ? generic_perform_write+0x6a0/0x6a0
[  405.253046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.258616]  ? check_preemption_disabled+0x48/0x280
[  405.263655]  filemap_fault+0x1595/0x25f0
[  405.267734]  ? __lock_page_or_retry+0xa00/0xa00
[  405.272422]  ? mark_held_locks+0x130/0x130
[  405.276663]  ? filemap_map_pages+0xd6b/0x1a20
[  405.281189]  ? lock_downgrade+0x900/0x900
[  405.285341]  ? check_preemption_disabled+0x48/0x280
[  405.290358]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.295295]  ? kasan_check_read+0x11/0x20
[  405.299448]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.304762]  ? rcu_softirq_qs+0x20/0x20
[  405.308744]  ? filemap_map_pages+0xd92/0x1a20
[  405.313249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.318799]  ? find_get_entries_tag+0x1400/0x1400
[  405.323660]  ? __lock_acquire+0x62f/0x4c20
[  405.327906]  ? lock_acquire+0x1ed/0x520
[  405.331884]  ? ext4_filemap_fault+0x7a/0xad
[  405.336238]  ? lock_release+0xa00/0xa00
[  405.340211]  ? perf_trace_sched_process_exec+0x860/0x860
[  405.345674]  ? print_usage_bug+0xc0/0xc0
[  405.349745]  ? print_usage_bug+0xc0/0xc0
[  405.353826]  ? down_read+0x8d/0x120
[  405.357456]  ? ext4_filemap_fault+0x7a/0xad
[  405.361783]  ? __down_interruptible+0x700/0x700
[  405.366481]  ext4_filemap_fault+0x82/0xad
[  405.370753]  __do_fault+0x100/0x6b0
[  405.374386]  ? pmd_devmap_trans_unstable+0x220/0x220
[  405.379492]  ? mark_held_locks+0x130/0x130
[  405.383742]  ? mark_held_locks+0x130/0x130
[  405.387976]  ? find_held_lock+0x36/0x1c0
[  405.392047]  ? find_held_lock+0x36/0x1c0
[  405.396109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.401648]  __handle_mm_fault+0x3ea0/0x5be0
[  405.406060]  ? poll_select_copy_remaining+0x18c/0x6a0
[  405.411261]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  405.416118]  ? __might_fault+0x12b/0x1e0
[  405.420217]  ? lock_downgrade+0x900/0x900
[  405.424385]  ? zap_class+0x640/0x640
[  405.428096]  ? zap_class+0x640/0x640
[  405.431824]  ? find_held_lock+0x36/0x1c0
[  405.435895]  ? handle_mm_fault+0x42a/0xc70
[  405.440130]  ? lock_downgrade+0x900/0x900
[  405.444285]  ? check_preemption_disabled+0x48/0x280
[  405.449325]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.454268]  ? kasan_check_read+0x11/0x20
[  405.458409]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.463681]  ? rcu_softirq_qs+0x20/0x20
[  405.467655]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.472782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.478319]  ? check_preemption_disabled+0x48/0x280
[  405.483338]  handle_mm_fault+0x54f/0xc70
[  405.487395]  ? __handle_mm_fault+0x5be0/0x5be0
[  405.491997]  ? find_vma+0x34/0x190
[  405.495557]  __do_page_fault+0x5e8/0xe60
[  405.499665]  ? trace_hardirqs_off+0xb8/0x310
[  405.504086]  do_page_fault+0xf2/0x7e0
[  405.507889]  ? vmalloc_sync_all+0x30/0x30
[  405.512066]  ? error_entry+0x70/0xd0
[  405.515781]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.520801]  ? trace_hardirqs_on_caller+0xc0/0x310
[  405.525726]  ? syscall_return_slowpath+0x5e0/0x5e0
[  405.530661]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.535503]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.540533]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.545994]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  405.551010]  ? prepare_exit_to_usermode+0x291/0x3b0
[  405.556023]  ? page_fault+0x8/0x30
[  405.559566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.564410]  ? page_fault+0x8/0x30
[  405.567945]  page_fault+0x1e/0x30
[  405.571393] RIP: 0033:0x7f00c9250dd3
[  405.575112] Code: Bad RIP value.
[  405.578473] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  405.583827] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  405.591089] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  405.598372] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  405.605657] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  405.612926] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  405.620217] warn_alloc_show_mem: 1 callbacks suppressed
[  405.620228] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  405.620230] Mem-Info:
[  405.620262] active_anon:48257 inactive_anon:195 isolated_anon:0
[  405.620262]  active_file:14 inactive_file:11 isolated_file:0
[  405.620262]  unevictable:0 dirty:0 writeback:0 unstable:0
[  405.620262]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  405.620262]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  405.620262]  free:13718 free_pcp:175 free_cma:0
[  405.626079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.633362] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  405.635754] Call Trace:
[  405.668645] 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
[  405.678014]  <IRQ>
[  405.705506] lowmem_reserve[]: 0 2818 6321 6321
[  405.708107]  dump_stack+0x244/0x39d
[  405.734191] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  405.736347]  ? dump_stack_print_info.cold.1+0x20/0x20
[  405.740900] lowmem_reserve[]: 0 0 3503 3503
[  405.744529]  warn_alloc.cold.116+0xb7/0x1bd
[  405.772007] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  405.777278]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.781620] lowmem_reserve[]: 0 0 0 0
[  405.785962]  ? lock_downgrade+0x900/0x900
[  405.814820] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  405.819666]  ? trace_hardirqs_off+0xb8/0x310
[  405.823435] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  405.827581]  ? trace_hardirqs_off+0xb8/0x310
[  405.841072] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  405.845475]  __alloc_pages_slowpath+0x26e8/0x2e10
[  405.860628] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  405.865045]  ? warn_alloc+0x120/0x120
[  405.880089] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  405.884914]  ? print_usage_bug+0xc0/0xc0
[  405.893722] 269 total pagecache pages
[  405.897512]  ? warn_alloc+0x120/0x120
[  405.906064] 0 pages in swap cache
[  405.910107]  ? warn_alloc+0x120/0x120
[  405.913886] Swap cache stats: add 0, delete 0, find 0/0
[  405.917681]  ? print_usage_bug+0xc0/0xc0
[  405.921108] Free swap  = 0kB
[  405.924989]  ? kvm_clock_read+0x18/0x30
[  405.930327] Total swap = 0kB
[  405.934396]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  405.937431] 1965979 pages RAM
[  405.941406]  ? print_usage_bug+0xc0/0xc0
[  405.944417] 0 pages HighMem/MovableOnly
[  405.949470]  ? __lock_acquire+0x62f/0x4c20
[  405.952551] 342853 pages reserved
[  405.956605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.960554] 0 pages cma reserved
[  405.964791]  ? should_fail+0x22d/0xd01
[  405.968350] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  405.973771]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.973787]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.973803]  ? __lock_acquire+0x62f/0x4c20
[  405.977214] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.981036]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.987505] init cpuset=/ mems_allowed=0
[  405.992819]  ? __lock_acquire+0x62f/0x4c20
[  406.025190]  ? should_fail+0x22d/0xd01
[  406.029075]  ? rcu_irq_exit+0x1a2/0x390
[  406.033064]  ? mark_held_locks+0x130/0x130
[  406.037335]  ? mark_held_locks+0x130/0x130
[  406.041592]  ? mark_held_locks+0xc7/0x130
[  406.045734]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  406.050746]  ? zap_class+0x640/0x640
[  406.054469]  ? print_usage_bug+0xc0/0xc0
[  406.058539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.064072]  ? check_preemption_disabled+0x48/0x280
[  406.069089]  ? __lock_is_held+0xb5/0x140
[  406.073169]  __alloc_pages_nodemask+0xa80/0xde0
[  406.077865]  ? zap_class+0x640/0x640
[  406.081579]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  406.086620]  ? find_held_lock+0x36/0x1c0
[  406.090736]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.095442]  ? lock_downgrade+0x900/0x900
[  406.099596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.105136]  cache_grow_begin+0xa5/0x8c0
[  406.109210]  ? do_raw_spin_unlock+0xa7/0x330
[  406.113624]  fallback_alloc+0x204/0x2e0
[  406.117602]  ____cache_alloc_node+0x1c7/0x1e0
[  406.122102]  kmem_cache_alloc_node+0xe3/0x730
[  406.126598]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.130841]  __alloc_skb+0x119/0x770
[  406.134551]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.139826]  ? netdev_alloc_frag+0x1f0/0x1f0
[  406.144237]  ? lock_downgrade+0x900/0x900
[  406.148395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.153932]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.159401]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.164854]  ? addrconf_rs_timer+0x690/0x690
[  406.169283]  ndisc_alloc_skb+0x144/0x340
[  406.173339]  ndisc_send_rs+0x331/0x6e0
[  406.177240]  addrconf_rs_timer+0x314/0x690
[  406.181474]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.185719]  call_timer_fn+0x272/0x920
[  406.189599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.193843]  ? process_timeout+0x40/0x40
[  406.197908]  ? __run_timers+0x7da/0xc70
[  406.201878]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.206366]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.210854]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.215082]  ? lockdep_hardirqs_on+0x296/0x5b0
[  406.219671]  ? trace_hardirqs_on+0xbd/0x310
[  406.224022]  ? kasan_check_read+0x11/0x20
[  406.228174]  ? __run_timers+0x7da/0xc70
[  406.232149]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.237261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.241497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.245756]  __run_timers+0x7e5/0xc70
[  406.249566]  ? timer_fixup_init+0x70/0x70
[  406.253716]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  406.258737]  ? zap_class+0x640/0x640
[  406.262449]  ? enqueue_hrtimer+0x1a5/0x560
[  406.266712]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  406.271904]  ? find_held_lock+0x36/0x1c0
[  406.275966]  ? zap_class+0x640/0x640
[  406.279685]  ? pvclock_read_flags+0x160/0x160
[  406.284200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.289784]  ? check_preemption_disabled+0x48/0x280
[  406.294810]  ? __lock_is_held+0xb5/0x140
[  406.298873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.304425]  ? check_preemption_disabled+0x48/0x280
[  406.309458]  run_timer_softirq+0x52/0xb0
[  406.313534]  ? rcu_read_lock_sched_held+0x14f/0x180
[  406.318546]  __do_softirq+0x308/0xb7e
[  406.322361]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  406.326850]  ? lock_downgrade+0x900/0x900
[  406.330999]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  406.336114]  ? pvclock_read_flags+0x160/0x160
[  406.340614]  ? lapic_next_event+0x5a/0x90
[  406.344762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.350302]  ? kvm_clock_read+0x18/0x30
[  406.354281]  ? kvm_sched_clock_read+0x9/0x20
[  406.358728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.364284]  ? check_preemption_disabled+0x48/0x280
[  406.369328]  irq_exit+0x17f/0x1c0
[  406.372789]  smp_apic_timer_interrupt+0x1cb/0x760
[  406.377630]  ? smp_reschedule_interrupt+0x109/0x650
[  406.382670]  ? smp_call_function_single_interrupt+0x650/0x650
[  406.388560]  ? interrupt_entry+0xb5/0xc0
[  406.392642]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.397692]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.402716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.407555]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.412566]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.417588]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.422448]  apic_timer_interrupt+0xf/0x20
[  406.426671]  </IRQ>
[  406.428912] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  406.434795] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  406.453709] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  406.461412] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  406.468681] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  406.475944] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  406.483236] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  406.490505] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  406.498014]  ? save_stack+0xa9/0xd0
[  406.501652]  __kmalloc_node_track_caller+0x3c/0x70
[  406.506586]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  406.511342]  pskb_expand_head+0x230/0x10f0
[  406.515579]  ? check_preemption_disabled+0x48/0x280
[  406.520599]  ? memcpy+0x45/0x50
[  406.523878]  ? __copy_skb_header+0x350/0x6b0
[  406.528301]  ? skb_release_data+0x880/0x880
[  406.532669]  ? __alloc_skb+0x770/0x770
[  406.536598]  ? __lock_is_held+0xb5/0x140
[  406.540661]  ? kasan_check_write+0x14/0x20
[  406.545070]  ? __skb_clone+0x6c7/0xa00
[  406.549003]  ? __copy_skb_header+0x6b0/0x6b0
[  406.553425]  ? kmem_cache_alloc+0x33a/0x730
[  406.557748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.563302]  skb_ensure_writable+0x3dd/0x640
[  406.567722]  ? skb_checksum_setup+0xaa0/0xaa0
[  406.572251]  ? preempt_notifier_register+0x200/0x200
[  406.577355]  ? __switch_to_asm+0x34/0x70
[  406.581417]  ? __switch_to_asm+0x34/0x70
[  406.585494]  ? __switch_to_asm+0x40/0x70
[  406.589550]  ? __switch_to_asm+0x34/0x70
[  406.593606]  ? __switch_to_asm+0x40/0x70
[  406.597667]  ? __switch_to_asm+0x40/0x70
[  406.601732]  ? __switch_to_asm+0x34/0x70
[  406.605806]  ? __switch_to_asm+0x34/0x70
[  406.609866]  ? __switch_to_asm+0x40/0x70
[  406.613921]  ? __switch_to_asm+0x34/0x70
[  406.617986]  bpf_clone_redirect+0x14a/0x490
[  406.622312]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  406.627342]  ? __sched_text_start+0x8/0x8
[  406.631490]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  406.636253]  ? find_held_lock+0x36/0x1c0
[  406.640337]  ? lock_acquire+0x1ed/0x520
[  406.644310]  ? bpf_test_run+0x3cb/0x780
[  406.648289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.653828]  ? check_preemption_disabled+0x48/0x280
[  406.658860]  ? kasan_check_read+0x11/0x20
[  406.663006]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.668282]  ? rcu_softirq_qs+0x20/0x20
[  406.672271]  ? preempt_schedule+0x4d/0x60
[  406.676423]  ? ___preempt_schedule+0x16/0x18
[  406.680842]  ? bpf_test_run+0x25d/0x780
[  406.684826]  ? netlink_diag_dump+0x2a0/0x2a0
[  406.689234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.694813]  ? bpf_test_init.isra.10+0x70/0x100
[  406.699490]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  406.704268]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  406.709111]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  406.714648]  ? fput+0x130/0x1a0
[  406.717945]  ? __bpf_prog_get+0x9b/0x290
[  406.722004]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  406.726857]  ? bpf_prog_test_run+0x130/0x1a0
[  406.731272]  ? __x64_sys_bpf+0x3d8/0x520
[  406.735348]  ? bpf_prog_get+0x20/0x20
[  406.739232]  ? do_syscall_64+0x1b9/0x820
[  406.743307]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  406.748671]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.753621]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.758470]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.763502]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.768525]  ? prepare_exit_to_usermode+0x291/0x3b0
[  406.773549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.778401]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  406.783784] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  406.783854] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.789936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.789944] Call Trace:
[  406.796578] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.805767]  <IRQ>
[  406.808345] syz-executor4 cpuset=syz4 mems_allowed=0
[  406.818828]  dump_stack+0x244/0x39d
[  406.829663]  ? dump_stack_print_info.cold.1+0x20/0x20
[  406.834870]  warn_alloc.cold.116+0xb7/0x1bd
[  406.839216]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.844067]  ? lock_downgrade+0x900/0x900
[  406.848241]  ? trace_hardirqs_off+0xb8/0x310
[  406.852678]  ? trace_hardirqs_off+0xb8/0x310
[  406.857144]  __alloc_pages_slowpath+0x26e8/0x2e10
[  406.862038]  ? warn_alloc+0x120/0x120
[  406.865865]  ? print_usage_bug+0xc0/0xc0
[  406.869928]  ? warn_alloc+0x120/0x120
[  406.873752]  ? warn_alloc+0x120/0x120
[  406.877598]  ? print_usage_bug+0xc0/0xc0
[  406.881681]  ? print_usage_bug+0xc0/0xc0
[  406.885745]  ? __lock_acquire+0x62f/0x4c20
[  406.889988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.895525]  ? should_fail+0x22d/0xd01
[  406.899433]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.904559]  ? __lock_acquire+0x62f/0x4c20
[  406.908798]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.913918]  ? __lock_acquire+0x62f/0x4c20
[  406.918149]  ? should_fail+0x22d/0xd01
[  406.922067]  ? find_held_lock+0x36/0x1c0
[  406.926134]  ? mark_held_locks+0x130/0x130
[  406.930402]  ? mark_held_locks+0x130/0x130
[  406.934646]  ? zap_class+0x640/0x640
[  406.938375]  ? zap_class+0x640/0x640
[  406.942118]  ? print_usage_bug+0xc0/0xc0
[  406.946187]  ? do_raw_spin_unlock+0xa7/0x330
[  406.950598]  ? zap_class+0x640/0x640
[  406.954315]  ? print_usage_bug+0xc0/0xc0
[  406.958392]  ? wq_watchdog_touch+0x9c/0xfe
[  406.962633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.968186]  ? check_preemption_disabled+0x48/0x280
[  406.973219]  ? __lock_is_held+0xb5/0x140
[  406.977289]  __alloc_pages_nodemask+0xa80/0xde0
[  406.981963]  ? zap_class+0x640/0x640
[  406.985684]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  406.990713]  ? find_held_lock+0x36/0x1c0
[  406.994790]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.999463]  ? lock_downgrade+0x900/0x900
[  407.003621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.009189]  cache_grow_begin+0xa5/0x8c0
[  407.013255]  ? do_raw_spin_unlock+0xa7/0x330
[  407.017685]  fallback_alloc+0x204/0x2e0
[  407.021668]  ____cache_alloc_node+0x1c7/0x1e0
[  407.026189]  kmem_cache_alloc_node+0xe3/0x730
[  407.030689]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.034935]  __alloc_skb+0x119/0x770
[  407.038653]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.043937]  ? netdev_alloc_frag+0x1f0/0x1f0
[  407.048345]  ? lock_downgrade+0x900/0x900
[  407.052513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.058066]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.063519]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.068972]  ? addrconf_rs_timer+0x690/0x690
[  407.073405]  ndisc_alloc_skb+0x144/0x340
[  407.077471]  ndisc_send_rs+0x331/0x6e0
[  407.081365]  addrconf_rs_timer+0x314/0x690
[  407.085606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.089851]  call_timer_fn+0x272/0x920
[  407.093749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.097984]  ? process_timeout+0x40/0x40
[  407.102054]  ? mark_held_locks+0xc7/0x130
[  407.106225]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.110725]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.115220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.119472]  ? lockdep_hardirqs_on+0x296/0x5b0
[  407.124055]  ? trace_hardirqs_on+0xbd/0x310
[  407.128379]  ? kasan_check_read+0x11/0x20
[  407.132524]  ? __run_timers+0x7da/0xc70
[  407.136500]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.141621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.145862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.150096]  __run_timers+0x7e5/0xc70
[  407.153907]  ? timer_fixup_init+0x70/0x70
[  407.158059]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.163080]  ? zap_class+0x640/0x640
[  407.166799]  ? print_usage_bug+0xc0/0xc0
[  407.170865]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  407.176077]  ? find_held_lock+0x36/0x1c0
[  407.180148]  ? zap_class+0x640/0x640
[  407.183885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.189429]  ? check_preemption_disabled+0x48/0x280
[  407.194457]  ? __lock_is_held+0xb5/0x140
[  407.198521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.204062]  ? check_preemption_disabled+0x48/0x280
[  407.209082]  run_timer_softirq+0x52/0xb0
[  407.213143]  ? rcu_read_lock_sched_held+0x14f/0x180
[  407.218176]  __do_softirq+0x308/0xb7e
[  407.221983]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  407.226476]  ? lock_downgrade+0x900/0x900
[  407.230625]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  407.235734]  ? pvclock_read_flags+0x160/0x160
[  407.240257]  ? lapic_next_event+0x5a/0x90
[  407.244410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.249979]  ? kvm_clock_read+0x18/0x30
[  407.253954]  ? kvm_sched_clock_read+0x9/0x20
[  407.258369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.263911]  ? check_preemption_disabled+0x48/0x280
[  407.268946]  irq_exit+0x17f/0x1c0
[  407.272402]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.277245]  ? smp_reschedule_interrupt+0x109/0x650
[  407.282265]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.288148]  ? interrupt_entry+0xb5/0xc0
[  407.292597]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.297612]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.302630]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.307478]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.312498]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.317546]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.322403]  apic_timer_interrupt+0xf/0x20
[  407.326663]  </IRQ>
[  407.328900] RIP: 0010:dump_stack+0x358/0x39d
[  407.333328] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  407.352229] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  407.359936] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  407.367225] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  407.374491] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  407.381762] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  407.389027] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  407.396312]  ? dump_stack+0x34f/0x39d
[  407.400126]  ? dump_stack_print_info.cold.1+0x20/0x20
[  407.405332]  ? mark_held_locks+0x130/0x130
[  407.409597]  ? mark_held_locks+0x130/0x130
[  407.413838]  dump_header+0x27b/0xf72
[  407.417596]  ? pagefault_out_of_memory+0x197/0x197
[  407.422561]  ? __lock_acquire+0x62f/0x4c20
[  407.426815]  ? percpu_ref_get_many+0x240/0x240
[  407.431429]  ? print_usage_bug+0xc0/0xc0
[  407.435511]  ? zap_class+0x640/0x640
[  407.439249]  ? print_usage_bug+0xc0/0xc0
[  407.443325]  ? print_usage_bug+0xc0/0xc0
[  407.447447]  ? zap_class+0x640/0x640
[  407.451172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.456716]  ? find_held_lock+0x36/0x1c0
[  407.460785]  ? mark_held_locks+0xc7/0x130
[  407.464930]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  407.470029]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  407.475131]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  407.479715]  ? trace_hardirqs_on+0xbd/0x310
[  407.484033]  ? kasan_check_read+0x11/0x20
[  407.488185]  ? ___ratelimit+0x3b4/0x672
[  407.492610]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.497713]  ? trace_hardirqs_on+0x310/0x310
[  407.502119]  ? lock_downgrade+0x900/0x900
[  407.506265]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  407.511365]  ? ___ratelimit+0x3b9/0x672
[  407.515360]  ? idr_get_free+0xf70/0xf70
[  407.519349]  ? find_held_lock+0x36/0x1c0
[  407.523426]  oom_kill_process.cold.27+0x10/0x903
[  407.528190]  ? zap_class+0x640/0x640
[  407.531907]  ? check_preemption_disabled+0x48/0x280
[  407.536930]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.541856]  ? kasan_check_read+0x11/0x20
[  407.546001]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.551277]  ? oom_evaluate_task+0x540/0x540
[  407.555696]  ? find_held_lock+0x36/0x1c0
[  407.559766]  ? out_of_memory+0x974/0x1430
[  407.563915]  ? lock_downgrade+0x900/0x900
[  407.568059]  ? check_preemption_disabled+0x48/0x280
[  407.573081]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.578011]  ? kasan_check_read+0x11/0x20
[  407.582153]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.587443]  ? rcu_softirq_qs+0x20/0x20
[  407.591438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.596971]  ? oom_evaluate_task+0x302/0x540
[  407.601382]  out_of_memory+0xa84/0x1430
[  407.605365]  ? oom_killer_disable+0x3a0/0x3a0
[  407.609858]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  407.614784]  ? __ww_mutex_check_waiters+0x160/0x160
[  407.619836]  __alloc_pages_slowpath+0x2354/0x2e10
[  407.624705]  ? warn_alloc+0x120/0x120
[  407.628515]  ? mark_held_locks+0x130/0x130
[  407.632751]  ? find_get_entry+0xaae/0x1120
[  407.636988]  ? filemap_map_pages+0x1a20/0x1a20
[  407.641570]  ? zap_class+0x640/0x640
[  407.645320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.650884]  ? check_preemption_disabled+0x48/0x280
[  407.655900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.661449]  ? should_fail+0x22d/0xd01
[  407.665356]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.670477]  ? zap_class+0x640/0x640
[  407.674235]  ? __lock_is_held+0xb5/0x140
[  407.678318]  ? mark_held_locks+0x130/0x130
[  407.682569]  ? lock_release+0xa00/0xa00
[  407.686542]  ? perf_trace_sched_process_exec+0x860/0x860
[  407.692002]  ? xa_load+0x2ba/0x460
[  407.695562]  ? lock_downgrade+0x900/0x900
[  407.699719]  ? __might_sleep+0x95/0x190
[  407.703703]  __alloc_pages_nodemask+0xa80/0xde0
[  407.708390]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  407.713413]  ? __page_cache_alloc+0x191/0x5c0
[  407.717909]  ? xa_load+0x2e1/0x460
[  407.721451]  ? xa_clear_mark+0x40/0x40
[  407.725345]  ? zap_class+0x640/0x640
[  407.729068]  ? zap_class+0x640/0x640
[  407.732815]  ? zap_class+0x640/0x640
[  407.736535]  ? __do_page_cache_readahead+0x663/0x810
[  407.741664]  ? find_held_lock+0x36/0x1c0
[  407.745735]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  407.751280]  alloc_pages_current+0x173/0x350
[  407.755697]  __page_cache_alloc+0x38c/0x5c0
[  407.760023]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.764970]  ? kasan_check_read+0x11/0x20
[  407.769125]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.774414]  ? generic_perform_write+0x6a0/0x6a0
[  407.779200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.784758]  ? check_preemption_disabled+0x48/0x280
[  407.789787]  filemap_fault+0x1595/0x25f0
[  407.793863]  ? __lock_page_or_retry+0xa00/0xa00
[  407.798537]  ? mark_held_locks+0x130/0x130
[  407.802787]  ? filemap_map_pages+0xd6b/0x1a20
[  407.807291]  ? lock_downgrade+0x900/0x900
[  407.811444]  ? check_preemption_disabled+0x48/0x280
[  407.816469]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.821402]  ? kasan_check_read+0x11/0x20
[  407.825559]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.830834]  ? rcu_softirq_qs+0x20/0x20
[  407.834820]  ? filemap_map_pages+0xd92/0x1a20
[  407.839324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.844871]  ? find_get_entries_tag+0x1400/0x1400
[  407.849718]  ? __lock_acquire+0x62f/0x4c20
[  407.853976]  ? lock_acquire+0x1ed/0x520
[  407.857953]  ? ext4_filemap_fault+0x7a/0xad
[  407.862288]  ? lock_release+0xa00/0xa00
[  407.866265]  ? perf_trace_sched_process_exec+0x860/0x860
[  407.871736]  ? print_usage_bug+0xc0/0xc0
[  407.875799]  ? print_usage_bug+0xc0/0xc0
[  407.879931]  ? down_read+0x8d/0x120
[  407.883570]  ? ext4_filemap_fault+0x7a/0xad
[  407.887907]  ? __down_interruptible+0x700/0x700
[  407.892615]  ext4_filemap_fault+0x82/0xad
[  407.896767]  __do_fault+0x100/0x6b0
[  407.900399]  ? pmd_devmap_trans_unstable+0x220/0x220
[  407.905558]  ? mark_held_locks+0x130/0x130
[  407.909796]  ? mark_held_locks+0x130/0x130
[  407.914034]  ? find_held_lock+0x36/0x1c0
[  407.918099]  ? find_held_lock+0x36/0x1c0
[  407.922175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.927738]  __handle_mm_fault+0x3ea0/0x5be0
[  407.932148]  ? poll_select_copy_remaining+0x18c/0x6a0
[  407.937384]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  407.942244]  ? __might_fault+0x12b/0x1e0
[  407.946308]  ? lock_downgrade+0x900/0x900
[  407.950466]  ? zap_class+0x640/0x640
[  407.954183]  ? zap_class+0x640/0x640
[  407.957902]  ? find_held_lock+0x36/0x1c0
[  407.961970]  ? handle_mm_fault+0x42a/0xc70
[  407.966206]  ? lock_downgrade+0x900/0x900
[  407.970355]  ? check_preemption_disabled+0x48/0x280
[  407.975410]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  407.980348]  ? kasan_check_read+0x11/0x20
[  407.984494]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.989780]  ? rcu_softirq_qs+0x20/0x20
[  407.993751]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.998848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.004378]  ? check_preemption_disabled+0x48/0x280
[  408.009415]  handle_mm_fault+0x54f/0xc70
[  408.013485]  ? __handle_mm_fault+0x5be0/0x5be0
[  408.018072]  ? find_vma+0x34/0x190
[  408.021616]  __do_page_fault+0x5e8/0xe60
[  408.025673]  ? trace_hardirqs_off+0xb8/0x310
[  408.030089]  do_page_fault+0xf2/0x7e0
[  408.033892]  ? vmalloc_sync_all+0x30/0x30
[  408.038051]  ? error_entry+0x70/0xd0
[  408.041768]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.046783]  ? trace_hardirqs_on_caller+0xc0/0x310
[  408.051716]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.056645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.061490]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.066508]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.071960]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  408.076982]  ? prepare_exit_to_usermode+0x291/0x3b0
[  408.082001]  ? page_fault+0x8/0x30
[  408.085544]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.090389]  ? page_fault+0x8/0x30
[  408.093932]  page_fault+0x1e/0x30
[  408.097382] RIP: 0033:0x7f00c9250dd3
[  408.101110] Code: Bad RIP value.
[  408.104470] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  408.109843] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  408.117109] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  408.124374] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  408.131639] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  408.138913] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  408.146223] warn_alloc_show_mem: 1 callbacks suppressed
[  408.146235] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  408.146237] Mem-Info:
[  408.146270] active_anon:48257 inactive_anon:195 isolated_anon:0
[  408.146270]  active_file:14 inactive_file:11 isolated_file:0
[  408.146270]  unevictable:0 dirty:0 writeback:0 unstable:0
[  408.146270]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  408.146270]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  408.146270]  free:13718 free_pcp:175 free_cma:0
[  408.151615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.158892] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  408.161293] Call Trace:
[  408.194184] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  408.203546]  <IRQ>
[  408.231042] lowmem_reserve[]: 0 2818 6321 6321
[  408.233670]  dump_stack+0x244/0x39d
[  408.259760] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  408.261934]  ? dump_stack_print_info.cold.1+0x20/0x20
[  408.266532] lowmem_reserve[]: 0 0 3503 3503
[  408.270171]  warn_alloc.cold.116+0xb7/0x1bd
[  408.297659] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  408.302865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.307154] lowmem_reserve[]: 0 0 0 0
[  408.311499]  ? lock_downgrade+0x900/0x900
[  408.340386] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  408.345251]  ? trace_hardirqs_off+0xb8/0x310
[  408.349039] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  408.353183]  ? trace_hardirqs_off+0xb8/0x310
[  408.366697] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  408.371106]  __alloc_pages_slowpath+0x26e8/0x2e10
[  408.386276] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  408.390717]  ? warn_alloc+0x120/0x120
[  408.405748] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  408.405757] 269 total pagecache pages
[  408.410593]  ? print_usage_bug+0xc0/0xc0
[  408.419407] 0 pages in swap cache
[  408.423202]  ? warn_alloc+0x120/0x120
[  408.431761] Swap cache stats: add 0, delete 0, find 0/0
[  408.435550]  ? warn_alloc+0x120/0x120
[  408.439589] Free swap  = 0kB
[  408.443045]  ? print_usage_bug+0xc0/0xc0
[  408.446818] Total swap = 0kB
[  408.452223]  ? kvm_clock_read+0x18/0x30
[  408.456002] 1965979 pages RAM
[  408.459019]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  408.463052] 0 pages HighMem/MovableOnly
[  408.466067]  ? print_usage_bug+0xc0/0xc0
[  408.470013] 342853 pages reserved
[  408.473111]  ? __lock_acquire+0x62f/0x4c20
[  408.478104] 0 pages cma reserved
[  408.482086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.486197] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  408.489567]  ? should_fail+0x22d/0xd01
[  408.494349] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.497632]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.503143] init cpuset=/ mems_allowed=0
[  408.509638]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.537604]  ? __lock_acquire+0x62f/0x4c20
[  408.541861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.546962]  ? __lock_acquire+0x62f/0x4c20
[  408.551212]  ? should_fail+0x22d/0xd01
[  408.555095]  ? rcu_irq_exit+0x1a2/0x390
[  408.559095]  ? mark_held_locks+0x130/0x130
[  408.563333]  ? mark_held_locks+0x130/0x130
[  408.567573]  ? mark_held_locks+0xc7/0x130
[  408.571724]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  408.576753]  ? zap_class+0x640/0x640
[  408.580478]  ? print_usage_bug+0xc0/0xc0
[  408.584557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.590098]  ? check_preemption_disabled+0x48/0x280
[  408.595126]  ? __lock_is_held+0xb5/0x140
[  408.599220]  __alloc_pages_nodemask+0xa80/0xde0
[  408.603891]  ? zap_class+0x640/0x640
[  408.607615]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  408.612685]  ? find_held_lock+0x36/0x1c0
[  408.616759]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.621432]  ? lock_downgrade+0x900/0x900
[  408.625591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.631138]  cache_grow_begin+0xa5/0x8c0
[  408.635206]  ? do_raw_spin_unlock+0xa7/0x330
[  408.639623]  fallback_alloc+0x204/0x2e0
[  408.643621]  ____cache_alloc_node+0x1c7/0x1e0
[  408.648138]  kmem_cache_alloc_node+0xe3/0x730
[  408.652671]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.656925]  __alloc_skb+0x119/0x770
[  408.660668]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.665951]  ? netdev_alloc_frag+0x1f0/0x1f0
[  408.670360]  ? lock_downgrade+0x900/0x900
[  408.674516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.680054]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.685512]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.690982]  ? addrconf_rs_timer+0x690/0x690
[  408.695406]  ndisc_alloc_skb+0x144/0x340
[  408.699475]  ndisc_send_rs+0x331/0x6e0
[  408.703373]  addrconf_rs_timer+0x314/0x690
[  408.707618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.711864]  call_timer_fn+0x272/0x920
[  408.715754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.719993]  ? process_timeout+0x40/0x40
[  408.724064]  ? __run_timers+0x7da/0xc70
[  408.728051]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.732546]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.737041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.741284]  ? lockdep_hardirqs_on+0x296/0x5b0
[  408.745875]  ? trace_hardirqs_on+0xbd/0x310
[  408.750202]  ? kasan_check_read+0x11/0x20
[  408.754397]  ? __run_timers+0x7da/0xc70
[  408.758379]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.763506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.767752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.771986]  __run_timers+0x7e5/0xc70
[  408.775813]  ? timer_fixup_init+0x70/0x70
[  408.779979]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.785003]  ? zap_class+0x640/0x640
[  408.788722]  ? enqueue_hrtimer+0x1a5/0x560
[  408.792959]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  408.798182]  ? find_held_lock+0x36/0x1c0
[  408.802279]  ? zap_class+0x640/0x640
[  408.806015]  ? pvclock_read_flags+0x160/0x160
[  408.810529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.816069]  ? check_preemption_disabled+0x48/0x280
[  408.821100]  ? __lock_is_held+0xb5/0x140
[  408.825176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.830727]  ? check_preemption_disabled+0x48/0x280
[  408.835769]  run_timer_softirq+0x52/0xb0
[  408.839869]  ? rcu_read_lock_sched_held+0x14f/0x180
[  408.844912]  __do_softirq+0x308/0xb7e
[  408.848725]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  408.853228]  ? lock_downgrade+0x900/0x900
[  408.857391]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  408.862510]  ? pvclock_read_flags+0x160/0x160
[  408.867012]  ? lapic_next_event+0x5a/0x90
[  408.871172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.876725]  ? kvm_clock_read+0x18/0x30
[  408.880705]  ? kvm_sched_clock_read+0x9/0x20
[  408.885133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.890690]  ? check_preemption_disabled+0x48/0x280
[  408.895723]  irq_exit+0x17f/0x1c0
[  408.899187]  smp_apic_timer_interrupt+0x1cb/0x760
[  408.904034]  ? smp_reschedule_interrupt+0x109/0x650
[  408.909069]  ? smp_call_function_single_interrupt+0x650/0x650
[  408.914955]  ? interrupt_entry+0xb5/0xc0
[  408.919022]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.924038]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.929061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.933909]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.938931]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.943962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.948814]  apic_timer_interrupt+0xf/0x20
[  408.953052]  </IRQ>
[  408.955295] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  408.961190] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  408.980104] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  408.987816] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  408.995086] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  409.002354] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  409.009653] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  409.016941] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  409.024474]  ? save_stack+0xa9/0xd0
[  409.028128]  __kmalloc_node_track_caller+0x3c/0x70
[  409.033067]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  409.037829]  pskb_expand_head+0x230/0x10f0
[  409.042083]  ? check_preemption_disabled+0x48/0x280
[  409.047109]  ? memcpy+0x45/0x50
[  409.050405]  ? __copy_skb_header+0x350/0x6b0
[  409.054814]  ? skb_release_data+0x880/0x880
[  409.059141]  ? __alloc_skb+0x770/0x770
[  409.063046]  ? __lock_is_held+0xb5/0x140
[  409.067114]  ? kasan_check_write+0x14/0x20
[  409.071348]  ? __skb_clone+0x6c7/0xa00
[  409.075248]  ? __copy_skb_header+0x6b0/0x6b0
[  409.079673]  ? kmem_cache_alloc+0x33a/0x730
[  409.084045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.089619]  skb_ensure_writable+0x3dd/0x640
[  409.094039]  ? skb_checksum_setup+0xaa0/0xaa0
[  409.098555]  ? preempt_notifier_register+0x200/0x200
[  409.103659]  ? __switch_to_asm+0x34/0x70
[  409.107724]  ? __switch_to_asm+0x34/0x70
[  409.111787]  ? __switch_to_asm+0x40/0x70
[  409.115845]  ? __switch_to_asm+0x34/0x70
[  409.119911]  ? __switch_to_asm+0x40/0x70
[  409.123973]  ? __switch_to_asm+0x40/0x70
[  409.128032]  ? __switch_to_asm+0x34/0x70
[  409.132098]  ? __switch_to_asm+0x34/0x70
[  409.136157]  ? __switch_to_asm+0x40/0x70
[  409.140243]  ? __switch_to_asm+0x34/0x70
[  409.144312]  bpf_clone_redirect+0x14a/0x490
[  409.148646]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  409.153669]  ? __sched_text_start+0x8/0x8
[  409.157822]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.162594]  ? find_held_lock+0x36/0x1c0
[  409.166676]  ? lock_acquire+0x1ed/0x520
[  409.170675]  ? bpf_test_run+0x3cb/0x780
[  409.174658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.180204]  ? check_preemption_disabled+0x48/0x280
[  409.185232]  ? kasan_check_read+0x11/0x20
[  409.189382]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.194660]  ? rcu_softirq_qs+0x20/0x20
[  409.198672]  ? preempt_schedule+0x4d/0x60
[  409.202848]  ? ___preempt_schedule+0x16/0x18
[  409.207262]  ? bpf_test_run+0x25d/0x780
[  409.211248]  ? netlink_diag_dump+0x2a0/0x2a0
[  409.215693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.221240]  ? bpf_test_init.isra.10+0x70/0x100
[  409.225917]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  409.230689]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  409.235532]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  409.241073]  ? fput+0x130/0x1a0
[  409.244357]  ? __bpf_prog_get+0x9b/0x290
[  409.248422]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  409.253267]  ? bpf_prog_test_run+0x130/0x1a0
[  409.257677]  ? __x64_sys_bpf+0x3d8/0x520
[  409.261767]  ? bpf_prog_get+0x20/0x20
[  409.265588]  ? do_syscall_64+0x1b9/0x820
[  409.269653]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  409.275049]  ? syscall_return_slowpath+0x5e0/0x5e0
[  409.279980]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.284835]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.289855]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  409.294873]  ? prepare_exit_to_usermode+0x291/0x3b0
[  409.299900]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.304752]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  409.310137] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  409.310216] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.316294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.316300] Call Trace:
[  409.316307]  <IRQ>
[  409.316325]  dump_stack+0x244/0x39d
[  409.316343]  ? dump_stack_print_info.cold.1+0x20/0x20
[  409.322928] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.332245]  warn_alloc.cold.116+0xb7/0x1bd
[  409.334797] syz-executor4 cpuset=syz4 mems_allowed=0
[  409.336963]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.370448]  ? lock_downgrade+0x900/0x900
[  409.374606]  ? trace_hardirqs_off+0xb8/0x310
[  409.379045]  ? trace_hardirqs_off+0xb8/0x310
[  409.383465]  __alloc_pages_slowpath+0x26e8/0x2e10
[  409.388335]  ? warn_alloc+0x120/0x120
[  409.392155]  ? print_usage_bug+0xc0/0xc0
[  409.396229]  ? warn_alloc+0x120/0x120
[  409.400032]  ? warn_alloc+0x120/0x120
[  409.403849]  ? print_usage_bug+0xc0/0xc0
[  409.407909]  ? kvm_clock_read+0x18/0x30
[  409.411890]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.416909]  ? print_usage_bug+0xc0/0xc0
[  409.420983]  ? __lock_acquire+0x62f/0x4c20
[  409.425225]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.430777]  ? should_fail+0x22d/0xd01
[  409.434682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.439965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.445073]  ? __lock_acquire+0x62f/0x4c20
[  409.449312]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.454418]  ? __lock_acquire+0x62f/0x4c20
[  409.458656]  ? should_fail+0x22d/0xd01
[  409.462547]  ? rcu_irq_exit+0x1a2/0x390
[  409.466533]  ? mark_held_locks+0x130/0x130
[  409.470769]  ? mark_held_locks+0x130/0x130
[  409.475008]  ? mark_held_locks+0xc7/0x130
[  409.479156]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  409.484198]  ? zap_class+0x640/0x640
[  409.487911]  ? print_usage_bug+0xc0/0xc0
[  409.491974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.497522]  ? check_preemption_disabled+0x48/0x280
[  409.502546]  ? __lock_is_held+0xb5/0x140
[  409.506615]  __alloc_pages_nodemask+0xa80/0xde0
[  409.511300]  ? zap_class+0x640/0x640
[  409.515017]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  409.520043]  ? find_held_lock+0x36/0x1c0
[  409.524115]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.528783]  ? lock_downgrade+0x900/0x900
[  409.532953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.538516]  cache_grow_begin+0xa5/0x8c0
[  409.542594]  ? do_raw_spin_unlock+0xa7/0x330
[  409.547013]  fallback_alloc+0x204/0x2e0
[  409.550992]  ____cache_alloc_node+0x1c7/0x1e0
[  409.555508]  kmem_cache_alloc_node+0xe3/0x730
[  409.560007]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.564253]  __alloc_skb+0x119/0x770
[  409.567982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.573267]  ? netdev_alloc_frag+0x1f0/0x1f0
[  409.577699]  ? lock_downgrade+0x900/0x900
[  409.581867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.587410]  ? refcount_sub_and_test_checked+0x203/0x310
[  409.592868]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  409.598319]  ? addrconf_rs_timer+0x690/0x690
[  409.602760]  ndisc_alloc_skb+0x144/0x340
[  409.606827]  ndisc_send_rs+0x331/0x6e0
[  409.610736]  addrconf_rs_timer+0x314/0x690
[  409.614979]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.619240]  call_timer_fn+0x272/0x920
[  409.623276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.627513]  ? process_timeout+0x40/0x40
[  409.631598]  ? mark_held_locks+0xc7/0x130
[  409.635852]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.640360]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.644853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.649087]  ? lockdep_hardirqs_on+0x296/0x5b0
[  409.653686]  ? trace_hardirqs_on+0xbd/0x310
[  409.658011]  ? kasan_check_read+0x11/0x20
[  409.662179]  ? __run_timers+0x7da/0xc70
[  409.666166]  ? trace_hardirqs_off_caller+0x310/0x310
[  409.671279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.675520]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.679795]  __run_timers+0x7e5/0xc70
[  409.683604]  ? timer_fixup_init+0x70/0x70
[  409.687786]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  409.692805]  ? zap_class+0x640/0x640
[  409.696525]  ? print_usage_bug+0xc0/0xc0
[  409.700590]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  409.705790]  ? find_held_lock+0x36/0x1c0
[  409.709856]  ? zap_class+0x640/0x640
[  409.713575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.719112]  ? check_preemption_disabled+0x48/0x280
[  409.724140]  ? __lock_is_held+0xb5/0x140
[  409.728220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.733757]  ? check_preemption_disabled+0x48/0x280
[  409.738773]  run_timer_softirq+0x52/0xb0
[  409.742832]  ? rcu_read_lock_sched_held+0x14f/0x180
[  409.747847]  __do_softirq+0x308/0xb7e
[  409.751662]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  409.756150]  ? lock_downgrade+0x900/0x900
[  409.760315]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  409.765435]  ? pvclock_read_flags+0x160/0x160
[  409.769947]  ? lapic_next_event+0x5a/0x90
[  409.774111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.779654]  ? kvm_clock_read+0x18/0x30
[  409.783642]  ? kvm_sched_clock_read+0x9/0x20
[  409.788047]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.793586]  ? check_preemption_disabled+0x48/0x280
[  409.798610]  irq_exit+0x17f/0x1c0
[  409.802062]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.806901]  ? smp_reschedule_interrupt+0x109/0x650
[  409.811916]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.817799]  ? interrupt_entry+0xb5/0xc0
[  409.821860]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.826902]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.831918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.836769]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.841800]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.846826]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.851675]  apic_timer_interrupt+0xf/0x20
[  409.855900]  </IRQ>
[  409.858153] RIP: 0010:dump_stack+0x358/0x39d
[  409.862693] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  409.881600] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  409.889313] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  409.896579] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  409.903850] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  409.911126] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  409.918409] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  409.925705]  ? dump_stack+0x34f/0x39d
[  409.929522]  ? dump_stack_print_info.cold.1+0x20/0x20
[  409.934719]  ? mark_held_locks+0x130/0x130
[  409.938977]  ? mark_held_locks+0x130/0x130
[  409.943221]  dump_header+0x27b/0xf72
[  409.946955]  ? pagefault_out_of_memory+0x197/0x197
[  409.951894]  ? __lock_acquire+0x62f/0x4c20
[  409.956137]  ? percpu_ref_get_many+0x240/0x240
[  409.960728]  ? print_usage_bug+0xc0/0xc0
[  409.964795]  ? zap_class+0x640/0x640
[  409.968513]  ? print_usage_bug+0xc0/0xc0
[  409.972574]  ? print_usage_bug+0xc0/0xc0
[  409.976640]  ? zap_class+0x640/0x640
[  409.980360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.985904]  ? find_held_lock+0x36/0x1c0
[  409.989992]  ? mark_held_locks+0xc7/0x130
[  409.994142]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  409.999257]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  410.004375]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  410.008968]  ? trace_hardirqs_on+0xbd/0x310
[  410.013295]  ? kasan_check_read+0x11/0x20
[  410.017445]  ? ___ratelimit+0x3b4/0x672
[  410.021425]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.026529]  ? trace_hardirqs_on+0x310/0x310
[  410.030945]  ? lock_downgrade+0x900/0x900
[  410.035098]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  410.040206]  ? ___ratelimit+0x3b9/0x672
[  410.044287]  ? idr_get_free+0xf70/0xf70
[  410.048276]  ? find_held_lock+0x36/0x1c0
[  410.052365]  oom_kill_process.cold.27+0x10/0x903
[  410.057125]  ? zap_class+0x640/0x640
[  410.060902]  ? check_preemption_disabled+0x48/0x280
[  410.065921]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.070853]  ? kasan_check_read+0x11/0x20
[  410.075001]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.080284]  ? oom_evaluate_task+0x540/0x540
[  410.084800]  ? find_held_lock+0x36/0x1c0
[  410.088901]  ? out_of_memory+0x974/0x1430
[  410.093069]  ? lock_downgrade+0x900/0x900
[  410.097223]  ? check_preemption_disabled+0x48/0x280
[  410.102247]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.107204]  ? kasan_check_read+0x11/0x20
[  410.111356]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.116634]  ? rcu_softirq_qs+0x20/0x20
[  410.120619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.126215]  ? oom_evaluate_task+0x302/0x540
[  410.130629]  out_of_memory+0xa84/0x1430
[  410.134615]  ? oom_killer_disable+0x3a0/0x3a0
[  410.139114]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  410.144050]  ? __ww_mutex_check_waiters+0x160/0x160
[  410.149080]  __alloc_pages_slowpath+0x2354/0x2e10
[  410.153953]  ? warn_alloc+0x120/0x120
[  410.157756]  ? mark_held_locks+0x130/0x130
[  410.162001]  ? find_get_entry+0xaae/0x1120
[  410.166275]  ? filemap_map_pages+0x1a20/0x1a20
[  410.170890]  ? zap_class+0x640/0x640
[  410.174612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.180151]  ? check_preemption_disabled+0x48/0x280
[  410.185189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.190747]  ? should_fail+0x22d/0xd01
[  410.194637]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.199775]  ? zap_class+0x640/0x640
[  410.203509]  ? __lock_is_held+0xb5/0x140
[  410.207599]  ? mark_held_locks+0x130/0x130
[  410.211870]  ? lock_release+0xa00/0xa00
[  410.215863]  ? perf_trace_sched_process_exec+0x860/0x860
[  410.221318]  ? xa_load+0x2ba/0x460
[  410.224861]  ? lock_downgrade+0x900/0x900
[  410.229013]  ? __might_sleep+0x95/0x190
[  410.233003]  __alloc_pages_nodemask+0xa80/0xde0
[  410.237681]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  410.242699]  ? __page_cache_alloc+0x191/0x5c0
[  410.247219]  ? xa_load+0x2e1/0x460
[  410.250761]  ? xa_clear_mark+0x40/0x40
[  410.254659]  ? zap_class+0x640/0x640
[  410.258379]  ? zap_class+0x640/0x640
[  410.262090]  ? zap_class+0x640/0x640
[  410.265805]  ? __do_page_cache_readahead+0x663/0x810
[  410.270923]  ? find_held_lock+0x36/0x1c0
[  410.275005]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  410.280546]  alloc_pages_current+0x173/0x350
[  410.284980]  __page_cache_alloc+0x38c/0x5c0
[  410.289302]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.294232]  ? kasan_check_read+0x11/0x20
[  410.298378]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.303675]  ? generic_perform_write+0x6a0/0x6a0
[  410.308435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.313993]  ? check_preemption_disabled+0x48/0x280
[  410.319020]  filemap_fault+0x1595/0x25f0
[  410.323097]  ? __lock_page_or_retry+0xa00/0xa00
[  410.327766]  ? mark_held_locks+0x130/0x130
[  410.332014]  ? filemap_map_pages+0xd6b/0x1a20
[  410.336536]  ? lock_downgrade+0x900/0x900
[  410.340682]  ? check_preemption_disabled+0x48/0x280
[  410.345703]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.350641]  ? kasan_check_read+0x11/0x20
[  410.354786]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.360059]  ? rcu_softirq_qs+0x20/0x20
[  410.364045]  ? filemap_map_pages+0xd92/0x1a20
[  410.368567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.374112]  ? find_get_entries_tag+0x1400/0x1400
[  410.378965]  ? __lock_acquire+0x62f/0x4c20
[  410.383234]  ? lock_acquire+0x1ed/0x520
[  410.387225]  ? ext4_filemap_fault+0x7a/0xad
[  410.391553]  ? lock_release+0xa00/0xa00
[  410.395541]  ? perf_trace_sched_process_exec+0x860/0x860
[  410.400993]  ? print_usage_bug+0xc0/0xc0
[  410.405053]  ? print_usage_bug+0xc0/0xc0
[  410.409125]  ? down_read+0x8d/0x120
[  410.412755]  ? ext4_filemap_fault+0x7a/0xad
[  410.417089]  ? __down_interruptible+0x700/0x700
[  410.421770]  ext4_filemap_fault+0x82/0xad
[  410.425949]  __do_fault+0x100/0x6b0
[  410.429581]  ? pmd_devmap_trans_unstable+0x220/0x220
[  410.434703]  ? mark_held_locks+0x130/0x130
[  410.438964]  ? mark_held_locks+0x130/0x130
[  410.443206]  ? find_held_lock+0x36/0x1c0
[  410.447273]  ? find_held_lock+0x36/0x1c0
[  410.451356]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.456900]  __handle_mm_fault+0x3ea0/0x5be0
[  410.461341]  ? poll_select_copy_remaining+0x18c/0x6a0
[  410.466537]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  410.471396]  ? __might_fault+0x12b/0x1e0
[  410.475483]  ? lock_downgrade+0x900/0x900
[  410.479641]  ? zap_class+0x640/0x640
[  410.483368]  ? zap_class+0x640/0x640
[  410.487088]  ? find_held_lock+0x36/0x1c0
[  410.491583]  ? handle_mm_fault+0x42a/0xc70
[  410.495819]  ? lock_downgrade+0x900/0x900
[  410.499968]  ? check_preemption_disabled+0x48/0x280
[  410.505002]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.509935]  ? kasan_check_read+0x11/0x20
[  410.514082]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.519352]  ? rcu_softirq_qs+0x20/0x20
[  410.523335]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.528433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.533967]  ? check_preemption_disabled+0x48/0x280
[  410.538988]  handle_mm_fault+0x54f/0xc70
[  410.543065]  ? __handle_mm_fault+0x5be0/0x5be0
[  410.547678]  ? find_vma+0x34/0x190
[  410.551216]  __do_page_fault+0x5e8/0xe60
[  410.555290]  ? trace_hardirqs_off+0xb8/0x310
[  410.559704]  do_page_fault+0xf2/0x7e0
[  410.563502]  ? vmalloc_sync_all+0x30/0x30
[  410.567664]  ? error_entry+0x70/0xd0
[  410.571381]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.576408]  ? trace_hardirqs_on_caller+0xc0/0x310
[  410.581336]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.586264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.591912]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.596925]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.602377]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  410.607400]  ? prepare_exit_to_usermode+0x291/0x3b0
[  410.612418]  ? page_fault+0x8/0x30
[  410.615958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.620809]  ? page_fault+0x8/0x30
[  410.624368]  page_fault+0x1e/0x30
[  410.627838] RIP: 0033:0x7f00c9250dd3
[  410.631566] Code: Bad RIP value.
[  410.634923] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  410.640286] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  410.647551] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  410.654813] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  410.662075] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  410.669340] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  410.676626] warn_alloc_show_mem: 1 callbacks suppressed
[  410.676637] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  410.676639] Mem-Info:
[  410.676669] active_anon:48257 inactive_anon:195 isolated_anon:0
[  410.676669]  active_file:14 inactive_file:11 isolated_file:0
[  410.676669]  unevictable:0 dirty:0 writeback:0 unstable:0
[  410.676669]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  410.676669]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  410.676669]  free:13718 free_pcp:175 free_cma:0
[  410.682003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.689329] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  410.691738] Call Trace:
[  410.724598] 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
[  410.733936]  <IRQ>
[  410.761413] lowmem_reserve[]: 0 2818 6321 6321
[  410.763991]  dump_stack+0x244/0x39d
[  410.790075] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  410.792230]  ? dump_stack_print_info.cold.1+0x20/0x20
[  410.796791] lowmem_reserve[]: 0 0 3503 3503
[  410.800431]  warn_alloc.cold.116+0xb7/0x1bd
[  410.827904] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  410.833085]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.837390] lowmem_reserve[]: 0 0 0 0
[  410.841727]  ? lock_downgrade+0x900/0x900
[  410.870587] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  410.875445]  ? trace_hardirqs_off+0xb8/0x310
[  410.879218] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  410.883362]  ? trace_hardirqs_off+0xb8/0x310
[  410.896860] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  410.901265]  __alloc_pages_slowpath+0x26e8/0x2e10
[  410.916426] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  410.920842]  ? warn_alloc+0x120/0x120
[  410.935886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  410.940720]  ? print_usage_bug+0xc0/0xc0
[  410.949531] 269 total pagecache pages
[  410.953327]  ? warn_alloc+0x120/0x120
[  410.961882] 0 pages in swap cache
[  410.965923]  ? warn_alloc+0x120/0x120
[  410.969741] Swap cache stats: add 0, delete 0, find 0/0
[  410.973527]  ? print_usage_bug+0xc0/0xc0
[  410.976951] Free swap  = 0kB
[  410.980740]  ? print_usage_bug+0xc0/0xc0
[  410.986091] Total swap = 0kB
[  410.990139]  ? __lock_acquire+0x62f/0x4c20
[  410.993133] 1965979 pages RAM
[  410.997217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.000233] 0 pages HighMem/MovableOnly
[  411.004459]  ? should_fail+0x22d/0xd01
[  411.007535] 342853 pages reserved
[  411.013064]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.017010] 0 pages cma reserved
[  411.020891]  ? __lock_acquire+0x62f/0x4c20
[  411.024426] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.029466]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.032865] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.037050]  ? __lock_acquire+0x62f/0x4c20
[  411.043523] init cpuset=/ mems_allowed=0
[  411.048615]  ? should_fail+0x22d/0xd01
[  411.070425]  ? find_held_lock+0x36/0x1c0
[  411.074488]  ? mark_held_locks+0x130/0x130
[  411.078727]  ? mark_held_locks+0x130/0x130
[  411.082955]  ? zap_class+0x640/0x640
[  411.086665]  ? zap_class+0x640/0x640
[  411.090403]  ? print_usage_bug+0xc0/0xc0
[  411.094495]  ? do_raw_spin_unlock+0xa7/0x330
[  411.098904]  ? zap_class+0x640/0x640
[  411.102616]  ? print_usage_bug+0xc0/0xc0
[  411.106673]  ? wq_watchdog_touch+0x9c/0xfe
[  411.110914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.116452]  ? check_preemption_disabled+0x48/0x280
[  411.121481]  ? __lock_is_held+0xb5/0x140
[  411.125552]  __alloc_pages_nodemask+0xa80/0xde0
[  411.130223]  ? zap_class+0x640/0x640
[  411.133941]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  411.138969]  ? find_held_lock+0x36/0x1c0
[  411.143043]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.147716]  ? lock_downgrade+0x900/0x900
[  411.151873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.157419]  cache_grow_begin+0xa5/0x8c0
[  411.161481]  ? do_raw_spin_unlock+0xa7/0x330
[  411.165916]  fallback_alloc+0x204/0x2e0
[  411.169894]  ____cache_alloc_node+0x1c7/0x1e0
[  411.174396]  kmem_cache_alloc_node+0xe3/0x730
[  411.178923]  ? ipv6_get_ifaddr+0x42e/0x620
[  411.183188]  __alloc_skb+0x119/0x770
[  411.186909]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.192193]  ? netdev_alloc_frag+0x1f0/0x1f0
[  411.196608]  ? lock_downgrade+0x900/0x900
[  411.200765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.206303]  ? refcount_sub_and_test_checked+0x203/0x310
[  411.211785]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  411.217230]  ? addrconf_rs_timer+0x690/0x690
[  411.221649]  ndisc_alloc_skb+0x144/0x340
[  411.225716]  ndisc_send_rs+0x331/0x6e0
[  411.229607]  addrconf_rs_timer+0x314/0x690
[  411.233844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.238084]  call_timer_fn+0x272/0x920
[  411.241973]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.246205]  ? process_timeout+0x40/0x40
[  411.250274]  ? __run_timers+0x7da/0xc70
[  411.254248]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.258741]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.263234]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.267472]  ? lockdep_hardirqs_on+0x296/0x5b0
[  411.272055]  ? trace_hardirqs_on+0xbd/0x310
[  411.276375]  ? kasan_check_read+0x11/0x20
[  411.280516]  ? __run_timers+0x7da/0xc70
[  411.284486]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.289648]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.293889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.298120]  __run_timers+0x7e5/0xc70
[  411.301926]  ? timer_fixup_init+0x70/0x70
[  411.306071]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  411.311086]  ? zap_class+0x640/0x640
[  411.314800]  ? enqueue_hrtimer+0x1a5/0x560
[  411.319032]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  411.324228]  ? find_held_lock+0x36/0x1c0
[  411.328297]  ? zap_class+0x640/0x640
[  411.332009]  ? pvclock_read_flags+0x160/0x160
[  411.336500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.342032]  ? check_preemption_disabled+0x48/0x280
[  411.347056]  ? __lock_is_held+0xb5/0x140
[  411.351128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.356661]  ? check_preemption_disabled+0x48/0x280
[  411.361681]  run_timer_softirq+0x52/0xb0
[  411.365758]  ? rcu_read_lock_sched_held+0x14f/0x180
[  411.370773]  __do_softirq+0x308/0xb7e
[  411.374610]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  411.379107]  ? lock_downgrade+0x900/0x900
[  411.383262]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  411.388387]  ? pvclock_read_flags+0x160/0x160
[  411.392888]  ? lapic_next_event+0x5a/0x90
[  411.397036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.402577]  ? kvm_clock_read+0x18/0x30
[  411.406576]  ? kvm_sched_clock_read+0x9/0x20
[  411.410985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.416524]  ? check_preemption_disabled+0x48/0x280
[  411.421549]  irq_exit+0x17f/0x1c0
[  411.425003]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.429844]  ? smp_reschedule_interrupt+0x109/0x650
[  411.434857]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.440742]  ? interrupt_entry+0xb5/0xc0
[  411.444801]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.449817]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.454834]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.459675]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.464694]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.469721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.474573]  apic_timer_interrupt+0xf/0x20
[  411.478812]  </IRQ>
[  411.481067] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  411.486948] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  411.505858] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  411.513563] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  411.520844] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  411.528107] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  411.535371] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  411.542646] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  411.549956]  ? save_stack+0xa9/0xd0
[  411.553589]  __kmalloc_node_track_caller+0x3c/0x70
[  411.558520]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  411.563284]  pskb_expand_head+0x230/0x10f0
[  411.567518]  ? check_preemption_disabled+0x48/0x280
[  411.572552]  ? memcpy+0x45/0x50
[  411.575832]  ? __copy_skb_header+0x350/0x6b0
[  411.580241]  ? skb_release_data+0x880/0x880
[  411.584572]  ? __alloc_skb+0x770/0x770
[  411.588463]  ? __lock_is_held+0xb5/0x140
[  411.592529]  ? kasan_check_write+0x14/0x20
[  411.596762]  ? __skb_clone+0x6c7/0xa00
[  411.600670]  ? __copy_skb_header+0x6b0/0x6b0
[  411.605082]  ? kmem_cache_alloc+0x33a/0x730
[  411.609407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.614949]  skb_ensure_writable+0x3dd/0x640
[  411.619363]  ? skb_checksum_setup+0xaa0/0xaa0
[  411.624324]  ? preempt_notifier_register+0x200/0x200
[  411.629430]  ? __switch_to_asm+0x34/0x70
[  411.633490]  ? __switch_to_asm+0x34/0x70
[  411.637548]  ? __switch_to_asm+0x40/0x70
[  411.641622]  ? __switch_to_asm+0x34/0x70
[  411.645697]  ? __switch_to_asm+0x40/0x70
[  411.649770]  ? __switch_to_asm+0x40/0x70
[  411.653827]  ? __switch_to_asm+0x34/0x70
[  411.657890]  ? __switch_to_asm+0x34/0x70
[  411.661962]  ? __switch_to_asm+0x40/0x70
[  411.666018]  ? __switch_to_asm+0x34/0x70
[  411.670085]  bpf_clone_redirect+0x14a/0x490
[  411.674415]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  411.679478]  ? __sched_text_start+0x8/0x8
[  411.683640]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  411.688411]  ? find_held_lock+0x36/0x1c0
[  411.692478]  ? lock_acquire+0x1ed/0x520
[  411.696449]  ? bpf_test_run+0x3cb/0x780
[  411.700450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.705993]  ? check_preemption_disabled+0x48/0x280
[  411.711028]  ? kasan_check_read+0x11/0x20
[  411.715198]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.720490]  ? rcu_softirq_qs+0x20/0x20
[  411.724467]  ? preempt_schedule+0x4d/0x60
[  411.728619]  ? ___preempt_schedule+0x16/0x18
[  411.733034]  ? bpf_test_run+0x25d/0x780
[  411.737028]  ? netlink_diag_dump+0x2a0/0x2a0
[  411.741438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.746990]  ? bpf_test_init.isra.10+0x70/0x100
[  411.751675]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  411.756457]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  411.761295]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  411.766835]  ? fput+0x130/0x1a0
[  411.770115]  ? __bpf_prog_get+0x9b/0x290
[  411.774185]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  411.779062]  ? bpf_prog_test_run+0x130/0x1a0
[  411.783475]  ? __x64_sys_bpf+0x3d8/0x520
[  411.787586]  ? bpf_prog_get+0x20/0x20
[  411.791464]  ? do_syscall_64+0x1b9/0x820
[  411.795527]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  411.800899]  ? syscall_return_slowpath+0x5e0/0x5e0
[  411.805830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.810676]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.815732]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  411.820748]  ? prepare_exit_to_usermode+0x291/0x3b0
[  411.825770]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.830633]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  411.836017] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  411.836084] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.842174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.842183] Call Trace:
[  411.848761] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.858020]  <IRQ>
[  411.860593] syz-executor4 cpuset=syz4 mems_allowed=0
[  411.871071]  dump_stack+0x244/0x39d
[  411.881926]  ? dump_stack_print_info.cold.1+0x20/0x20
[  411.887127]  warn_alloc.cold.116+0xb7/0x1bd
[  411.891445]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.896316]  ? lock_downgrade+0x900/0x900
[  411.900482]  ? trace_hardirqs_off+0xb8/0x310
[  411.904896]  ? trace_hardirqs_off+0xb8/0x310
[  411.909331]  __alloc_pages_slowpath+0x26e8/0x2e10
[  411.914256]  ? warn_alloc+0x120/0x120
[  411.918073]  ? print_usage_bug+0xc0/0xc0
[  411.922132]  ? warn_alloc+0x120/0x120
[  411.925946]  ? warn_alloc+0x120/0x120
[  411.929747]  ? print_usage_bug+0xc0/0xc0
[  411.933825]  ? print_usage_bug+0xc0/0xc0
[  411.937884]  ? __lock_acquire+0x62f/0x4c20
[  411.942122]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.947660]  ? should_fail+0x22d/0xd01
[  411.951566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.956720]  ? __lock_acquire+0x62f/0x4c20
[  411.960976]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.966078]  ? __lock_acquire+0x62f/0x4c20
[  411.970310]  ? should_fail+0x22d/0xd01
[  411.974212]  ? find_held_lock+0x36/0x1c0
[  411.978302]  ? mark_held_locks+0x130/0x130
[  411.982556]  ? mark_held_locks+0x130/0x130
[  411.986787]  ? zap_class+0x640/0x640
[  411.990514]  ? zap_class+0x640/0x640
[  411.994278]  ? print_usage_bug+0xc0/0xc0
[  411.998348]  ? do_raw_spin_unlock+0xa7/0x330
[  412.002763]  ? zap_class+0x640/0x640
[  412.006478]  ? print_usage_bug+0xc0/0xc0
[  412.010537]  ? wq_watchdog_touch+0x9c/0xfe
[  412.014775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.020333]  ? check_preemption_disabled+0x48/0x280
[  412.025369]  ? __lock_is_held+0xb5/0x140
[  412.029450]  __alloc_pages_nodemask+0xa80/0xde0
[  412.034116]  ? zap_class+0x640/0x640
[  412.037833]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  412.042857]  ? find_held_lock+0x36/0x1c0
[  412.046938]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.051621]  ? lock_downgrade+0x900/0x900
[  412.055780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.061324]  cache_grow_begin+0xa5/0x8c0
[  412.065406]  ? do_raw_spin_unlock+0xa7/0x330
[  412.069835]  fallback_alloc+0x204/0x2e0
[  412.073809]  ____cache_alloc_node+0x1c7/0x1e0
[  412.078331]  kmem_cache_alloc_node+0xe3/0x730
[  412.082823]  ? ipv6_get_ifaddr+0x42e/0x620
[  412.087068]  __alloc_skb+0x119/0x770
[  412.090787]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.096067]  ? netdev_alloc_frag+0x1f0/0x1f0
[  412.100480]  ? lock_downgrade+0x900/0x900
[  412.104653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.110202]  ? refcount_sub_and_test_checked+0x203/0x310
[  412.115660]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  412.121107]  ? addrconf_rs_timer+0x690/0x690
[  412.125524]  ndisc_alloc_skb+0x144/0x340
[  412.129587]  ndisc_send_rs+0x331/0x6e0
[  412.133509]  addrconf_rs_timer+0x314/0x690
[  412.137750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.142029]  call_timer_fn+0x272/0x920
[  412.145915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.150190]  ? process_timeout+0x40/0x40
[  412.154262]  ? mark_held_locks+0xc7/0x130
[  412.158412]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.162905]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.167402]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.171671]  ? lockdep_hardirqs_on+0x296/0x5b0
[  412.176287]  ? trace_hardirqs_on+0xbd/0x310
[  412.180612]  ? kasan_check_read+0x11/0x20
[  412.184774]  ? __run_timers+0x7da/0xc70
[  412.188763]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.193882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.198139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.202378]  __run_timers+0x7e5/0xc70
[  412.206197]  ? timer_fixup_init+0x70/0x70
[  412.210349]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.215404]  ? zap_class+0x640/0x640
[  412.219139]  ? print_usage_bug+0xc0/0xc0
[  412.223210]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.228400]  ? find_held_lock+0x36/0x1c0
[  412.232512]  ? zap_class+0x640/0x640
[  412.236245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.241811]  ? check_preemption_disabled+0x48/0x280
[  412.246832]  ? __lock_is_held+0xb5/0x140
[  412.250892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.256446]  ? check_preemption_disabled+0x48/0x280
[  412.261484]  run_timer_softirq+0x52/0xb0
[  412.265557]  ? rcu_read_lock_sched_held+0x14f/0x180
[  412.270575]  __do_softirq+0x308/0xb7e
[  412.274380]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  412.278878]  ? lock_downgrade+0x900/0x900
[  412.283045]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  412.288156]  ? pvclock_read_flags+0x160/0x160
[  412.292676]  ? lapic_next_event+0x5a/0x90
[  412.296831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.302375]  ? kvm_clock_read+0x18/0x30
[  412.306379]  ? kvm_sched_clock_read+0x9/0x20
[  412.310792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.316347]  ? check_preemption_disabled+0x48/0x280
[  412.321385]  irq_exit+0x17f/0x1c0
[  412.324836]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.329677]  ? smp_reschedule_interrupt+0x109/0x650
[  412.334704]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.340620]  ? interrupt_entry+0xb5/0xc0
[  412.344684]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.349702]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.354742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.359581]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.364590]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.369647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.374495]  apic_timer_interrupt+0xf/0x20
[  412.378720]  </IRQ>
[  412.380976] RIP: 0010:dump_stack+0x358/0x39d
[  412.385389] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  412.404291] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  412.412003] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  412.419278] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  412.426557] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  412.433822] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  412.441090] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  412.448379]  ? dump_stack+0x34f/0x39d
[  412.452206]  ? dump_stack_print_info.cold.1+0x20/0x20
[  412.457403]  ? mark_held_locks+0x130/0x130
[  412.461655]  ? mark_held_locks+0x130/0x130
[  412.465895]  dump_header+0x27b/0xf72
[  412.469618]  ? pagefault_out_of_memory+0x197/0x197
[  412.474550]  ? __lock_acquire+0x62f/0x4c20
[  412.478804]  ? percpu_ref_get_many+0x240/0x240
[  412.483398]  ? print_usage_bug+0xc0/0xc0
[  412.487463]  ? zap_class+0x640/0x640
[  412.491680]  ? print_usage_bug+0xc0/0xc0
[  412.495738]  ? print_usage_bug+0xc0/0xc0
[  412.499809]  ? zap_class+0x640/0x640
[  412.503524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.509063]  ? find_held_lock+0x36/0x1c0
[  412.513145]  ? mark_held_locks+0xc7/0x130
[  412.517305]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  412.522422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  412.527529]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  412.532142]  ? trace_hardirqs_on+0xbd/0x310
[  412.536482]  ? kasan_check_read+0x11/0x20
[  412.540634]  ? ___ratelimit+0x3b4/0x672
[  412.544619]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.549720]  ? trace_hardirqs_on+0x310/0x310
[  412.554160]  ? lock_downgrade+0x900/0x900
[  412.558327]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  412.563430]  ? ___ratelimit+0x3b9/0x672
[  412.567410]  ? idr_get_free+0xf70/0xf70
[  412.571410]  ? find_held_lock+0x36/0x1c0
[  412.575483]  oom_kill_process.cold.27+0x10/0x903
[  412.580241]  ? zap_class+0x640/0x640
[  412.583954]  ? check_preemption_disabled+0x48/0x280
[  412.588977]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.593908]  ? kasan_check_read+0x11/0x20
[  412.598051]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.603328]  ? oom_evaluate_task+0x540/0x540
[  412.607740]  ? find_held_lock+0x36/0x1c0
[  412.611821]  ? out_of_memory+0x974/0x1430
[  412.615997]  ? lock_downgrade+0x900/0x900
[  412.620138]  ? check_preemption_disabled+0x48/0x280
[  412.625160]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.630113]  ? kasan_check_read+0x11/0x20
[  412.634258]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.639535]  ? rcu_softirq_qs+0x20/0x20
[  412.643527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.649073]  ? oom_evaluate_task+0x302/0x540
[  412.653481]  out_of_memory+0xa84/0x1430
[  412.657474]  ? oom_killer_disable+0x3a0/0x3a0
[  412.661964]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  412.666906]  ? __ww_mutex_check_waiters+0x160/0x160
[  412.671963]  __alloc_pages_slowpath+0x2354/0x2e10
[  412.676829]  ? warn_alloc+0x120/0x120
[  412.680631]  ? mark_held_locks+0x130/0x130
[  412.684868]  ? find_get_entry+0xaae/0x1120
[  412.689110]  ? filemap_map_pages+0x1a20/0x1a20
[  412.693693]  ? zap_class+0x640/0x640
[  412.697409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.702945]  ? check_preemption_disabled+0x48/0x280
[  412.707959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.713521]  ? should_fail+0x22d/0xd01
[  412.717443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.722562]  ? zap_class+0x640/0x640
[  412.726300]  ? __lock_is_held+0xb5/0x140
[  412.730373]  ? mark_held_locks+0x130/0x130
[  412.734626]  ? lock_release+0xa00/0xa00
[  412.738600]  ? perf_trace_sched_process_exec+0x860/0x860
[  412.744049]  ? xa_load+0x2ba/0x460
[  412.747589]  ? lock_downgrade+0x900/0x900
[  412.751743]  ? __might_sleep+0x95/0x190
[  412.755729]  __alloc_pages_nodemask+0xa80/0xde0
[  412.760405]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  412.765439]  ? __page_cache_alloc+0x191/0x5c0
[  412.769931]  ? xa_load+0x2e1/0x460
[  412.773480]  ? xa_clear_mark+0x40/0x40
[  412.777383]  ? zap_class+0x640/0x640
[  412.781114]  ? zap_class+0x640/0x640
[  412.784832]  ? zap_class+0x640/0x640
[  412.788577]  ? __do_page_cache_readahead+0x663/0x810
[  412.793683]  ? find_held_lock+0x36/0x1c0
[  412.797750]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  412.803294]  alloc_pages_current+0x173/0x350
[  412.807739]  __page_cache_alloc+0x38c/0x5c0
[  412.812055]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.816997]  ? kasan_check_read+0x11/0x20
[  412.821162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.826467]  ? generic_perform_write+0x6a0/0x6a0
[  412.831237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.836787]  ? check_preemption_disabled+0x48/0x280
[  412.841826]  filemap_fault+0x1595/0x25f0
[  412.845910]  ? __lock_page_or_retry+0xa00/0xa00
[  412.850580]  ? mark_held_locks+0x130/0x130
[  412.854836]  ? filemap_map_pages+0xd6b/0x1a20
[  412.859370]  ? lock_downgrade+0x900/0x900
[  412.863531]  ? check_preemption_disabled+0x48/0x280
[  412.868586]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  412.873512]  ? kasan_check_read+0x11/0x20
[  412.877660]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.882931]  ? rcu_softirq_qs+0x20/0x20
[  412.886914]  ? filemap_map_pages+0xd92/0x1a20
[  412.891414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.896984]  ? find_get_entries_tag+0x1400/0x1400
[  412.901831]  ? __lock_acquire+0x62f/0x4c20
[  412.906075]  ? lock_acquire+0x1ed/0x520
[  412.910058]  ? ext4_filemap_fault+0x7a/0xad
[  412.914404]  ? lock_release+0xa00/0xa00
[  412.918378]  ? perf_trace_sched_process_exec+0x860/0x860
[  412.923830]  ? print_usage_bug+0xc0/0xc0
[  412.927922]  ? print_usage_bug+0xc0/0xc0
[  412.931994]  ? down_read+0x8d/0x120
[  412.935636]  ? ext4_filemap_fault+0x7a/0xad
[  412.939972]  ? __down_interruptible+0x700/0x700
[  412.944653]  ext4_filemap_fault+0x82/0xad
[  412.948805]  __do_fault+0x100/0x6b0
[  412.952437]  ? pmd_devmap_trans_unstable+0x220/0x220
[  412.957546]  ? mark_held_locks+0x130/0x130
[  412.961798]  ? mark_held_locks+0x130/0x130
[  412.966047]  ? find_held_lock+0x36/0x1c0
[  412.970114]  ? find_held_lock+0x36/0x1c0
[  412.974205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.979778]  __handle_mm_fault+0x3ea0/0x5be0
[  412.984203]  ? poll_select_copy_remaining+0x18c/0x6a0
[  412.989404]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  412.994254]  ? __might_fault+0x12b/0x1e0
[  412.998332]  ? lock_downgrade+0x900/0x900
[  413.002491]  ? zap_class+0x640/0x640
[  413.006225]  ? zap_class+0x640/0x640
[  413.009971]  ? find_held_lock+0x36/0x1c0
[  413.014041]  ? handle_mm_fault+0x42a/0xc70
[  413.018277]  ? lock_downgrade+0x900/0x900
[  413.022426]  ? check_preemption_disabled+0x48/0x280
[  413.027446]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.032380]  ? kasan_check_read+0x11/0x20
[  413.036526]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.041803]  ? rcu_softirq_qs+0x20/0x20
[  413.045778]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.050884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.056425]  ? check_preemption_disabled+0x48/0x280
[  413.061448]  handle_mm_fault+0x54f/0xc70
[  413.065512]  ? __handle_mm_fault+0x5be0/0x5be0
[  413.070097]  ? find_vma+0x34/0x190
[  413.073660]  __do_page_fault+0x5e8/0xe60
[  413.077723]  ? trace_hardirqs_off+0xb8/0x310
[  413.082141]  do_page_fault+0xf2/0x7e0
[  413.085949]  ? vmalloc_sync_all+0x30/0x30
[  413.090112]  ? error_entry+0x70/0xd0
[  413.093855]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.098884]  ? trace_hardirqs_on_caller+0xc0/0x310
[  413.103817]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.108744]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.113587]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.118618]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.124069]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.129090]  ? prepare_exit_to_usermode+0x291/0x3b0
[  413.134104]  ? page_fault+0x8/0x30
[  413.137646]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.142490]  ? page_fault+0x8/0x30
[  413.146062]  page_fault+0x1e/0x30
[  413.149525] RIP: 0033:0x7f00c9250dd3
[  413.153356] Code: Bad RIP value.
[  413.156717] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  413.162078] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  413.169364] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  413.176647] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  413.183908] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  413.191179] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  413.198486] warn_alloc_show_mem: 1 callbacks suppressed
[  413.198498] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  413.198500] Mem-Info:
[  413.198531] active_anon:48257 inactive_anon:195 isolated_anon:0
[  413.198531]  active_file:14 inactive_file:11 isolated_file:0
[  413.198531]  unevictable:0 dirty:0 writeback:0 unstable:0
[  413.198531]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  413.198531]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  413.198531]  free:13718 free_pcp:175 free_cma:0
[  413.203867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.203876] Call Trace:
[  413.211158] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  413.213553]  <IRQ>
[  413.246411] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  413.255775]  dump_stack+0x244/0x39d
[  413.258329] lowmem_reserve[]: 0 2818 6321 6321
[  413.285823]  ? dump_stack_print_info.cold.1+0x20/0x20
[  413.287946] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  413.314057]  warn_alloc.cold.116+0xb7/0x1bd
[  413.317653] lowmem_reserve[]: 0 0 3503 3503
[  413.322265]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.327432] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  413.354947]  ? lock_downgrade+0x900/0x900
[  413.359260] lowmem_reserve[]: 0 0 0 0
[  413.363582]  ? trace_hardirqs_off+0xb8/0x310
[  413.368398] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  413.397296]  ? trace_hardirqs_off+0xb8/0x310
[  413.401419] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  413.405235]  __alloc_pages_slowpath+0x26e8/0x2e10
[  413.409616] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  413.423154]  ? warn_alloc+0x120/0x120
[  413.427523] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  413.442684]  ? print_usage_bug+0xc0/0xc0
[  413.447508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  413.462579]  ? warn_alloc+0x120/0x120
[  413.466355] 269 total pagecache pages
[  413.475211]  ? warn_alloc+0x120/0x120
[  413.479260] 0 pages in swap cache
[  413.487833]  ? print_usage_bug+0xc0/0xc0
[  413.491622] Swap cache stats: add 0, delete 0, find 0/0
[  413.495411]  ? kvm_clock_read+0x18/0x30
[  413.499228] Free swap  = 0kB
[  413.502676]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  413.506707] Total swap = 0kB
[  413.512061]  ? print_usage_bug+0xc0/0xc0
[  413.516011] 1965979 pages RAM
[  413.519021]  ? __lock_acquire+0x62f/0x4c20
[  413.524010] 0 pages HighMem/MovableOnly
[  413.527019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.531069] 342853 pages reserved
[  413.534188]  ? should_fail+0x22d/0xd01
[  413.538401] 0 pages cma reserved
[  413.542362]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.547924] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  413.551310]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.555362] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.558563]  ? __lock_acquire+0x62f/0x4c20
[  413.563814] init cpuset=/ mems_allowed=0
[  413.570323]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.598507]  ? __lock_acquire+0x62f/0x4c20
[  413.602742]  ? should_fail+0x22d/0xd01
[  413.606623]  ? rcu_irq_exit+0x1a2/0x390
[  413.610605]  ? mark_held_locks+0x130/0x130
[  413.614841]  ? mark_held_locks+0x130/0x130
[  413.619088]  ? mark_held_locks+0xc7/0x130
[  413.623733]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  413.628762]  ? zap_class+0x640/0x640
[  413.632473]  ? print_usage_bug+0xc0/0xc0
[  413.636540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.642077]  ? check_preemption_disabled+0x48/0x280
[  413.647109]  ? __lock_is_held+0xb5/0x140
[  413.651184]  __alloc_pages_nodemask+0xa80/0xde0
[  413.655852]  ? zap_class+0x640/0x640
[  413.659566]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  413.664594]  ? find_held_lock+0x36/0x1c0
[  413.668692]  ? ____cache_alloc_node+0x1c7/0x1e0
[  413.673363]  ? lock_downgrade+0x900/0x900
[  413.677532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.683073]  cache_grow_begin+0xa5/0x8c0
[  413.687153]  ? do_raw_spin_unlock+0xa7/0x330
[  413.691579]  fallback_alloc+0x204/0x2e0
[  413.695559]  ____cache_alloc_node+0x1c7/0x1e0
[  413.700064]  kmem_cache_alloc_node+0xe3/0x730
[  413.704560]  ? ipv6_get_ifaddr+0x42e/0x620
[  413.708805]  __alloc_skb+0x119/0x770
[  413.712519]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.717805]  ? netdev_alloc_frag+0x1f0/0x1f0
[  413.722212]  ? lock_downgrade+0x900/0x900
[  413.726368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.731906]  ? refcount_sub_and_test_checked+0x203/0x310
[  413.737357]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  413.742805]  ? addrconf_rs_timer+0x690/0x690
[  413.747222]  ndisc_alloc_skb+0x144/0x340
[  413.751301]  ndisc_send_rs+0x331/0x6e0
[  413.755200]  addrconf_rs_timer+0x314/0x690
[  413.759440]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.763686]  call_timer_fn+0x272/0x920
[  413.767578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.771814]  ? process_timeout+0x40/0x40
[  413.775894]  ? __run_timers+0x7da/0xc70
[  413.779869]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.784389]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.788909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.793142]  ? lockdep_hardirqs_on+0x296/0x5b0
[  413.797736]  ? trace_hardirqs_on+0xbd/0x310
[  413.802054]  ? kasan_check_read+0x11/0x20
[  413.806198]  ? __run_timers+0x7da/0xc70
[  413.810192]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.815300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.819584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.823819]  __run_timers+0x7e5/0xc70
[  413.827633]  ? timer_fixup_init+0x70/0x70
[  413.831782]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.836803]  ? zap_class+0x640/0x640
[  413.840522]  ? enqueue_hrtimer+0x1a5/0x560
[  413.844757]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  413.849958]  ? find_held_lock+0x36/0x1c0
[  413.854018]  ? zap_class+0x640/0x640
[  413.857734]  ? pvclock_read_flags+0x160/0x160
[  413.862229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.867767]  ? check_preemption_disabled+0x48/0x280
[  413.872820]  ? __lock_is_held+0xb5/0x140
[  413.876882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.882419]  ? check_preemption_disabled+0x48/0x280
[  413.887452]  run_timer_softirq+0x52/0xb0
[  413.891520]  ? rcu_read_lock_sched_held+0x14f/0x180
[  413.896562]  __do_softirq+0x308/0xb7e
[  413.900366]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  413.904870]  ? lock_downgrade+0x900/0x900
[  413.909018]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  413.914121]  ? pvclock_read_flags+0x160/0x160
[  413.918613]  ? lapic_next_event+0x5a/0x90
[  413.922759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.928311]  ? kvm_clock_read+0x18/0x30
[  413.932303]  ? kvm_sched_clock_read+0x9/0x20
[  413.936733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.942265]  ? check_preemption_disabled+0x48/0x280
[  413.947286]  irq_exit+0x17f/0x1c0
[  413.950765]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.955622]  ? smp_reschedule_interrupt+0x109/0x650
[  413.960636]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.966535]  ? interrupt_entry+0xb5/0xc0
[  413.970600]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.975611]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.980639]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.985521]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.990550]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.995576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.000456]  apic_timer_interrupt+0xf/0x20
[  414.004708]  </IRQ>
[  414.006948] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  414.012829] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  414.031723] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  414.039425] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  414.046720] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  414.054003] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  414.061270] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  414.068533] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  414.075820]  ? save_stack+0xa9/0xd0
[  414.079456]  __kmalloc_node_track_caller+0x3c/0x70
[  414.084390]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  414.089176]  pskb_expand_head+0x230/0x10f0
[  414.093417]  ? check_preemption_disabled+0x48/0x280
[  414.098443]  ? memcpy+0x45/0x50
[  414.101734]  ? __copy_skb_header+0x350/0x6b0
[  414.106146]  ? skb_release_data+0x880/0x880
[  414.110490]  ? __alloc_skb+0x770/0x770
[  414.114399]  ? __lock_is_held+0xb5/0x140
[  414.118497]  ? kasan_check_write+0x14/0x20
[  414.122758]  ? __skb_clone+0x6c7/0xa00
[  414.126646]  ? __copy_skb_header+0x6b0/0x6b0
[  414.131066]  ? kmem_cache_alloc+0x33a/0x730
[  414.135411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.140961]  skb_ensure_writable+0x3dd/0x640
[  414.145374]  ? skb_checksum_setup+0xaa0/0xaa0
[  414.149872]  ? preempt_notifier_register+0x200/0x200
[  414.154976]  ? __switch_to_asm+0x34/0x70
[  414.159065]  ? __switch_to_asm+0x34/0x70
[  414.163121]  ? __switch_to_asm+0x40/0x70
[  414.167217]  ? __switch_to_asm+0x34/0x70
[  414.171289]  ? __switch_to_asm+0x40/0x70
[  414.175347]  ? __switch_to_asm+0x40/0x70
[  414.179418]  ? __switch_to_asm+0x34/0x70
[  414.183501]  ? __switch_to_asm+0x34/0x70
[  414.187561]  ? __switch_to_asm+0x40/0x70
[  414.191622]  ? __switch_to_asm+0x34/0x70
[  414.195686]  bpf_clone_redirect+0x14a/0x490
[  414.200028]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  414.205048]  ? __sched_text_start+0x8/0x8
[  414.209204]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.213971]  ? find_held_lock+0x36/0x1c0
[  414.218054]  ? lock_acquire+0x1ed/0x520
[  414.222047]  ? bpf_test_run+0x3cb/0x780
[  414.226020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.231588]  ? check_preemption_disabled+0x48/0x280
[  414.236624]  ? kasan_check_read+0x11/0x20
[  414.240781]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.246052]  ? rcu_softirq_qs+0x20/0x20
[  414.250022]  ? preempt_schedule+0x4d/0x60
[  414.254178]  ? ___preempt_schedule+0x16/0x18
[  414.258625]  ? bpf_test_run+0x25d/0x780
[  414.262612]  ? netlink_diag_dump+0x2a0/0x2a0
[  414.267028]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.272567]  ? bpf_test_init.isra.10+0x70/0x100
[  414.277243]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  414.282023]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  414.286865]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.292417]  ? fput+0x130/0x1a0
[  414.295715]  ? __bpf_prog_get+0x9b/0x290
[  414.299804]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  414.304643]  ? bpf_prog_test_run+0x130/0x1a0
[  414.309057]  ? __x64_sys_bpf+0x3d8/0x520
[  414.313123]  ? bpf_prog_get+0x20/0x20
[  414.316944]  ? do_syscall_64+0x1b9/0x820
[  414.321007]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  414.326390]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.331323]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.336180]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.341204]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  414.346224]  ? prepare_exit_to_usermode+0x291/0x3b0
[  414.351251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.356101]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  414.361514] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  414.361584] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  414.367664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.367669] Call Trace:
[  414.367676]  <IRQ>
[  414.367693]  dump_stack+0x244/0x39d
[  414.367712]  ? dump_stack_print_info.cold.1+0x20/0x20
[  414.367753]  warn_alloc.cold.116+0xb7/0x1bd
[  414.374317] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.383589]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.386184] syz-executor4 cpuset=syz4 mems_allowed=0
[  414.388333]  ? lock_downgrade+0x900/0x900
[  414.425947]  ? trace_hardirqs_off+0xb8/0x310
[  414.430364]  ? trace_hardirqs_off+0xb8/0x310
[  414.434783]  __alloc_pages_slowpath+0x26e8/0x2e10
[  414.439655]  ? warn_alloc+0x120/0x120
[  414.443457]  ? print_usage_bug+0xc0/0xc0
[  414.447523]  ? warn_alloc+0x120/0x120
[  414.451328]  ? warn_alloc+0x120/0x120
[  414.455129]  ? print_usage_bug+0xc0/0xc0
[  414.459200]  ? kvm_clock_read+0x18/0x30
[  414.463211]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  414.468242]  ? print_usage_bug+0xc0/0xc0
[  414.472336]  ? __lock_acquire+0x62f/0x4c20
[  414.476590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.482135]  ? should_fail+0x22d/0xd01
[  414.486029]  ? __lock_acquire+0x62f/0x4c20
[  414.490271]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.495845]  ? __lock_acquire+0x62f/0x4c20
[  414.500085]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.505200]  ? __lock_acquire+0x62f/0x4c20
[  414.509449]  ? should_fail+0x22d/0xd01
[  414.513351]  ? mark_held_locks+0x130/0x130
[  414.517601]  ? mark_held_locks+0x130/0x130
[  414.521833]  ? try_to_wake_up+0x11c/0x1490
[  414.526067]  ? lock_downgrade+0x900/0x900
[  414.530221]  ? zap_class+0x640/0x640
[  414.533936]  ? print_usage_bug+0xc0/0xc0
[  414.537998]  ? trace_hardirqs_off+0xb8/0x310
[  414.542406]  ? kasan_check_read+0x11/0x20
[  414.546555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.552099]  ? check_preemption_disabled+0x48/0x280
[  414.557135]  ? __lock_is_held+0xb5/0x140
[  414.561230]  __alloc_pages_nodemask+0xa80/0xde0
[  414.565896]  ? zap_class+0x640/0x640
[  414.569647]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  414.574663]  ? find_held_lock+0x36/0x1c0
[  414.578730]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.583398]  ? lock_downgrade+0x900/0x900
[  414.588447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.593988]  cache_grow_begin+0xa5/0x8c0
[  414.598062]  ? do_raw_spin_unlock+0xa7/0x330
[  414.602524]  fallback_alloc+0x204/0x2e0
[  414.606504]  ____cache_alloc_node+0x1c7/0x1e0
[  414.611006]  kmem_cache_alloc_node+0xe3/0x730
[  414.615520]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.619763]  __alloc_skb+0x119/0x770
[  414.623476]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.628755]  ? netdev_alloc_frag+0x1f0/0x1f0
[  414.633162]  ? lock_downgrade+0x900/0x900
[  414.637331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.642868]  ? refcount_sub_and_test_checked+0x203/0x310
[  414.648324]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  414.653776]  ? addrconf_rs_timer+0x690/0x690
[  414.658219]  ndisc_alloc_skb+0x144/0x340
[  414.662290]  ndisc_send_rs+0x331/0x6e0
[  414.666217]  addrconf_rs_timer+0x314/0x690
[  414.670470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.674744]  call_timer_fn+0x272/0x920
[  414.678632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.682867]  ? process_timeout+0x40/0x40
[  414.686938]  ? mark_held_locks+0xc7/0x130
[  414.691090]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.695602]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.700094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.704329]  ? lockdep_hardirqs_on+0x296/0x5b0
[  414.708915]  ? trace_hardirqs_on+0xbd/0x310
[  414.713233]  ? kasan_check_read+0x11/0x20
[  414.717380]  ? __run_timers+0x7da/0xc70
[  414.721364]  ? trace_hardirqs_off_caller+0x310/0x310
[  414.726746]  ? __queue_work+0x1440/0x1440
[  414.730944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.735204]  __run_timers+0x7e5/0xc70
[  414.739016]  ? timer_fixup_init+0x70/0x70
[  414.743177]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  414.748221]  ? zap_class+0x640/0x640
[  414.751968]  ? print_usage_bug+0xc0/0xc0
[  414.756035]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  414.761228]  ? find_held_lock+0x36/0x1c0
[  414.765312]  ? zap_class+0x640/0x640
[  414.769058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.774606]  ? check_preemption_disabled+0x48/0x280
[  414.779626]  ? __lock_is_held+0xb5/0x140
[  414.783688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.789255]  ? check_preemption_disabled+0x48/0x280
[  414.794274]  run_timer_softirq+0x52/0xb0
[  414.798366]  ? rcu_read_lock_sched_held+0x14f/0x180
[  414.803384]  __do_softirq+0x308/0xb7e
[  414.807201]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  414.811713]  ? lock_downgrade+0x900/0x900
[  414.815864]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  414.820974]  ? pvclock_read_flags+0x160/0x160
[  414.825472]  ? lapic_next_event+0x5a/0x90
[  414.829632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.835186]  ? kvm_clock_read+0x18/0x30
[  414.839174]  ? kvm_sched_clock_read+0x9/0x20
[  414.843595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.849146]  ? check_preemption_disabled+0x48/0x280
[  414.854202]  irq_exit+0x17f/0x1c0
[  414.857690]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.862532]  ? smp_reschedule_interrupt+0x109/0x650
[  414.867547]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.873483]  ? interrupt_entry+0xb5/0xc0
[  414.877560]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.882588]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.887605]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.892449]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.897479]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.902530]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.907381]  apic_timer_interrupt+0xf/0x20
[  414.911609]  </IRQ>
[  414.913844] RIP: 0010:dump_stack+0x358/0x39d
[  414.918251] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  414.937144] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  414.944891] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  414.952154] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  414.959427] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  414.966691] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  414.973967] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  414.981250]  ? dump_stack+0x34f/0x39d
[  414.985076]  ? dump_stack_print_info.cold.1+0x20/0x20
[  414.990267]  ? mark_held_locks+0x130/0x130
[  414.994525]  ? mark_held_locks+0x130/0x130
[  414.998780]  dump_header+0x27b/0xf72
[  415.002512]  ? pagefault_out_of_memory+0x197/0x197
[  415.007450]  ? __lock_acquire+0x62f/0x4c20
[  415.011687]  ? percpu_ref_get_many+0x240/0x240
[  415.016272]  ? print_usage_bug+0xc0/0xc0
[  415.020340]  ? zap_class+0x640/0x640
[  415.024056]  ? print_usage_bug+0xc0/0xc0
[  415.028116]  ? print_usage_bug+0xc0/0xc0
[  415.032205]  ? zap_class+0x640/0x640
[  415.035928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.041469]  ? find_held_lock+0x36/0x1c0
[  415.045544]  ? mark_held_locks+0xc7/0x130
[  415.049708]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.054823]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.059927]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  415.064513]  ? trace_hardirqs_on+0xbd/0x310
[  415.068837]  ? kasan_check_read+0x11/0x20
[  415.072983]  ? ___ratelimit+0x3b4/0x672
[  415.076975]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.082079]  ? trace_hardirqs_on+0x310/0x310
[  415.086490]  ? lock_downgrade+0x900/0x900
[  415.090644]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  415.095804]  ? ___ratelimit+0x3b9/0x672
[  415.099782]  ? idr_get_free+0xf70/0xf70
[  415.103758]  ? find_held_lock+0x36/0x1c0
[  415.107829]  oom_kill_process.cold.27+0x10/0x903
[  415.112582]  ? zap_class+0x640/0x640
[  415.116298]  ? check_preemption_disabled+0x48/0x280
[  415.121318]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.126273]  ? kasan_check_read+0x11/0x20
[  415.130420]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.135696]  ? oom_evaluate_task+0x540/0x540
[  415.140114]  ? find_held_lock+0x36/0x1c0
[  415.144196]  ? out_of_memory+0x974/0x1430
[  415.148351]  ? lock_downgrade+0x900/0x900
[  415.152504]  ? check_preemption_disabled+0x48/0x280
[  415.157525]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.162453]  ? kasan_check_read+0x11/0x20
[  415.166599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.171874]  ? rcu_softirq_qs+0x20/0x20
[  415.175853]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.181392]  ? oom_evaluate_task+0x302/0x540
[  415.185806]  out_of_memory+0xa84/0x1430
[  415.189789]  ? oom_killer_disable+0x3a0/0x3a0
[  415.194287]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  415.199253]  ? __ww_mutex_check_waiters+0x160/0x160
[  415.204285]  __alloc_pages_slowpath+0x2354/0x2e10
[  415.209157]  ? warn_alloc+0x120/0x120
[  415.212973]  ? mark_held_locks+0x130/0x130
[  415.217220]  ? find_get_entry+0xaae/0x1120
[  415.221462]  ? filemap_map_pages+0x1a20/0x1a20
[  415.226048]  ? zap_class+0x640/0x640
[  415.229762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.235299]  ? check_preemption_disabled+0x48/0x280
[  415.240329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.245863]  ? should_fail+0x22d/0xd01
[  415.249753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.254858]  ? zap_class+0x640/0x640
[  415.258612]  ? __lock_is_held+0xb5/0x140
[  415.262712]  ? mark_held_locks+0x130/0x130
[  415.266980]  ? lock_release+0xa00/0xa00
[  415.270954]  ? perf_trace_sched_process_exec+0x860/0x860
[  415.276406]  ? xa_load+0x2ba/0x460
[  415.279944]  ? lock_downgrade+0x900/0x900
[  415.284094]  ? __might_sleep+0x95/0x190
[  415.288072]  __alloc_pages_nodemask+0xa80/0xde0
[  415.292746]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  415.297794]  ? __page_cache_alloc+0x191/0x5c0
[  415.302320]  ? xa_load+0x2e1/0x460
[  415.305894]  ? xa_clear_mark+0x40/0x40
[  415.309783]  ? zap_class+0x640/0x640
[  415.313517]  ? zap_class+0x640/0x640
[  415.317227]  ? zap_class+0x640/0x640
[  415.320940]  ? __do_page_cache_readahead+0x663/0x810
[  415.326049]  ? find_held_lock+0x36/0x1c0
[  415.330116]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  415.335674]  alloc_pages_current+0x173/0x350
[  415.340105]  __page_cache_alloc+0x38c/0x5c0
[  415.344532]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.349477]  ? kasan_check_read+0x11/0x20
[  415.353651]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.358944]  ? generic_perform_write+0x6a0/0x6a0
[  415.363701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.369237]  ? check_preemption_disabled+0x48/0x280
[  415.374275]  filemap_fault+0x1595/0x25f0
[  415.378351]  ? __lock_page_or_retry+0xa00/0xa00
[  415.383029]  ? mark_held_locks+0x130/0x130
[  415.387272]  ? filemap_map_pages+0xd6b/0x1a20
[  415.391782]  ? lock_downgrade+0x900/0x900
[  415.395929]  ? check_preemption_disabled+0x48/0x280
[  415.400965]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.405894]  ? kasan_check_read+0x11/0x20
[  415.410037]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.415313]  ? rcu_softirq_qs+0x20/0x20
[  415.419299]  ? filemap_map_pages+0xd92/0x1a20
[  415.423799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.429344]  ? find_get_entries_tag+0x1400/0x1400
[  415.434203]  ? __lock_acquire+0x62f/0x4c20
[  415.438464]  ? lock_acquire+0x1ed/0x520
[  415.442443]  ? ext4_filemap_fault+0x7a/0xad
[  415.446775]  ? lock_release+0xa00/0xa00
[  415.450760]  ? perf_trace_sched_process_exec+0x860/0x860
[  415.456232]  ? print_usage_bug+0xc0/0xc0
[  415.460326]  ? print_usage_bug+0xc0/0xc0
[  415.464401]  ? down_read+0x8d/0x120
[  415.468023]  ? ext4_filemap_fault+0x7a/0xad
[  415.472346]  ? __down_interruptible+0x700/0x700
[  415.477024]  ext4_filemap_fault+0x82/0xad
[  415.481204]  __do_fault+0x100/0x6b0
[  415.484865]  ? pmd_devmap_trans_unstable+0x220/0x220
[  415.489979]  ? mark_held_locks+0x130/0x130
[  415.494696]  ? mark_held_locks+0x130/0x130
[  415.498939]  ? find_held_lock+0x36/0x1c0
[  415.503011]  ? find_held_lock+0x36/0x1c0
[  415.507073]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.512616]  __handle_mm_fault+0x3ea0/0x5be0
[  415.517037]  ? poll_select_copy_remaining+0x18c/0x6a0
[  415.522250]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  415.527096]  ? __might_fault+0x12b/0x1e0
[  415.531157]  ? lock_downgrade+0x900/0x900
[  415.535325]  ? zap_class+0x640/0x640
[  415.539055]  ? zap_class+0x640/0x640
[  415.542775]  ? find_held_lock+0x36/0x1c0
[  415.546848]  ? handle_mm_fault+0x42a/0xc70
[  415.551086]  ? lock_downgrade+0x900/0x900
[  415.555251]  ? check_preemption_disabled+0x48/0x280
[  415.560277]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.565222]  ? kasan_check_read+0x11/0x20
[  415.569389]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.574670]  ? rcu_softirq_qs+0x20/0x20
[  415.578648]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.583756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.589304]  ? check_preemption_disabled+0x48/0x280
[  415.594341]  handle_mm_fault+0x54f/0xc70
[  415.598407]  ? __handle_mm_fault+0x5be0/0x5be0
[  415.603009]  ? find_vma+0x34/0x190
[  415.606558]  __do_page_fault+0x5e8/0xe60
[  415.610627]  ? trace_hardirqs_off+0xb8/0x310
[  415.615044]  do_page_fault+0xf2/0x7e0
[  415.618848]  ? vmalloc_sync_all+0x30/0x30
[  415.623185]  ? error_entry+0x70/0xd0
[  415.626908]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.631959]  ? trace_hardirqs_on_caller+0xc0/0x310
[  415.636908]  ? syscall_return_slowpath+0x5e0/0x5e0
[  415.641839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.646708]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.651754]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.657240]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  415.662262]  ? prepare_exit_to_usermode+0x291/0x3b0
[  415.667282]  ? page_fault+0x8/0x30
[  415.670842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.675750]  ? page_fault+0x8/0x30
[  415.679296]  page_fault+0x1e/0x30
[  415.682837] RIP: 0033:0x7f00c9250dd3
[  415.686565] Code: Bad RIP value.
[  415.689927] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  415.695301] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  415.702699] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  415.709968] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  415.717235] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  415.724504] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  415.731793] warn_alloc_show_mem: 1 callbacks suppressed
[  415.731805] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  415.731807] Mem-Info:
[  415.731839] active_anon:48257 inactive_anon:195 isolated_anon:0
[  415.731839]  active_file:14 inactive_file:11 isolated_file:0
[  415.731839]  unevictable:0 dirty:0 writeback:0 unstable:0
[  415.731839]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  415.731839]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  415.731839]  free:13718 free_pcp:175 free_cma:0
[  415.737194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.744480] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  415.746878] Call Trace:
[  415.779758] 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
[  415.789122]  <IRQ>
[  415.816608] lowmem_reserve[]: 0 2818 6321 6321
[  415.819198]  dump_stack+0x244/0x39d
[  415.845283] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  415.847434]  ? dump_stack_print_info.cold.1+0x20/0x20
[  415.851993] lowmem_reserve[]: 0 0 3503 3503
[  415.855621]  warn_alloc.cold.116+0xb7/0x1bd
[  415.883087] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  415.888284]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.892608] lowmem_reserve[]: 0 0 0 0
[  415.896926]  ? lock_downgrade+0x900/0x900
[  415.925797] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  415.930678]  ? trace_hardirqs_off+0xb8/0x310
[  415.934446] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  415.938599]  ? trace_hardirqs_off+0xb8/0x310
[  415.952096] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  415.956501]  __alloc_pages_slowpath+0x26e8/0x2e10
[  415.971646] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  415.976076]  ? warn_alloc+0x120/0x120
[  415.991124] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  415.995953]  ? print_usage_bug+0xc0/0xc0
[  416.004769] 269 total pagecache pages
[  416.008565]  ? warn_alloc+0x120/0x120
[  416.017120] 0 pages in swap cache
[  416.021166]  ? warn_alloc+0x120/0x120
[  416.025302] Swap cache stats: add 0, delete 0, find 0/0
[  416.029093]  ? print_usage_bug+0xc0/0xc0
[  416.032524] Free swap  = 0kB
[  416.036320]  ? kvm_clock_read+0x18/0x30
[  416.041654] Total swap = 0kB
[  416.045731]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  416.048726] 1965979 pages RAM
[  416.052695]  ? print_usage_bug+0xc0/0xc0
[  416.055693] 0 pages HighMem/MovableOnly
[  416.055702] 342853 pages reserved
[  416.060715]  ? __lock_acquire+0x62f/0x4c20
[  416.063796] 0 pages cma reserved
[  416.067853]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.071879] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.075247]  ? should_fail+0x22d/0xd01
[  416.075271]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.075302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.079580] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.082880]  ? __lock_acquire+0x62f/0x4c20
[  416.088396] init cpuset=/ mems_allowed=0
[  416.094896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.132178]  ? __lock_acquire+0x62f/0x4c20
[  416.136418]  ? should_fail+0x22d/0xd01
[  416.140307]  ? rcu_irq_exit+0x1a2/0x390
[  416.144298]  ? mark_held_locks+0x130/0x130
[  416.148542]  ? mark_held_locks+0x130/0x130
[  416.152788]  ? mark_held_locks+0xc7/0x130
[  416.156942]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  416.161960]  ? zap_class+0x640/0x640
[  416.165675]  ? print_usage_bug+0xc0/0xc0
[  416.169747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.175292]  ? check_preemption_disabled+0x48/0x280
[  416.180325]  ? __lock_is_held+0xb5/0x140
[  416.184394]  __alloc_pages_nodemask+0xa80/0xde0
[  416.189067]  ? zap_class+0x640/0x640
[  416.192789]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  416.197818]  ? find_held_lock+0x36/0x1c0
[  416.201894]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.206572]  ? lock_downgrade+0x900/0x900
[  416.210733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.216278]  cache_grow_begin+0xa5/0x8c0
[  416.220342]  ? do_raw_spin_unlock+0xa7/0x330
[  416.225027]  fallback_alloc+0x204/0x2e0
[  416.229012]  ____cache_alloc_node+0x1c7/0x1e0
[  416.233516]  kmem_cache_alloc_node+0xe3/0x730
[  416.238026]  ? ipv6_get_ifaddr+0x42e/0x620
[  416.242276]  __alloc_skb+0x119/0x770
[  416.245998]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.251284]  ? netdev_alloc_frag+0x1f0/0x1f0
[  416.255699]  ? lock_downgrade+0x900/0x900
[  416.259860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.265398]  ? refcount_sub_and_test_checked+0x203/0x310
[  416.270855]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  416.276311]  ? addrconf_rs_timer+0x690/0x690
[  416.280735]  ndisc_alloc_skb+0x144/0x340
[  416.284807]  ndisc_send_rs+0x331/0x6e0
[  416.288712]  addrconf_rs_timer+0x314/0x690
[  416.292953]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.297209]  call_timer_fn+0x272/0x920
[  416.301103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.305341]  ? process_timeout+0x40/0x40
[  416.309411]  ? __run_timers+0x7da/0xc70
[  416.313388]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.317881]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.322374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.326612]  ? lockdep_hardirqs_on+0x296/0x5b0
[  416.331207]  ? trace_hardirqs_on+0xbd/0x310
[  416.335538]  ? kasan_check_read+0x11/0x20
[  416.339683]  ? __run_timers+0x7da/0xc70
[  416.343677]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.348816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.353072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.357309]  __run_timers+0x7e5/0xc70
[  416.361136]  ? timer_fixup_init+0x70/0x70
[  416.365294]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  416.370316]  ? zap_class+0x640/0x640
[  416.374036]  ? enqueue_hrtimer+0x1a5/0x560
[  416.378274]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  416.383476]  ? find_held_lock+0x36/0x1c0
[  416.387546]  ? zap_class+0x640/0x640
[  416.391267]  ? pvclock_read_flags+0x160/0x160
[  416.395780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.401335]  ? check_preemption_disabled+0x48/0x280
[  416.406366]  ? __lock_is_held+0xb5/0x140
[  416.410428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.415965]  ? check_preemption_disabled+0x48/0x280
[  416.420987]  run_timer_softirq+0x52/0xb0
[  416.425048]  ? rcu_read_lock_sched_held+0x14f/0x180
[  416.430066]  __do_softirq+0x308/0xb7e
[  416.433869]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  416.438367]  ? lock_downgrade+0x900/0x900
[  416.442531]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  416.447650]  ? pvclock_read_flags+0x160/0x160
[  416.452149]  ? lapic_next_event+0x5a/0x90
[  416.456318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.461862]  ? kvm_clock_read+0x18/0x30
[  416.465853]  ? kvm_sched_clock_read+0x9/0x20
[  416.470267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.475826]  ? check_preemption_disabled+0x48/0x280
[  416.480848]  irq_exit+0x17f/0x1c0
[  416.484317]  smp_apic_timer_interrupt+0x1cb/0x760
[  416.489162]  ? smp_reschedule_interrupt+0x109/0x650
[  416.494197]  ? smp_call_function_single_interrupt+0x650/0x650
[  416.500084]  ? interrupt_entry+0xb5/0xc0
[  416.504147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.509192]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.514215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.519059]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.524073]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.529097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.533963]  apic_timer_interrupt+0xf/0x20
[  416.538220]  </IRQ>
[  416.540467] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  416.546372] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  416.565271] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  416.572979] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  416.580262] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  416.587529] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  416.594793] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  416.602059] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  416.609375]  ? save_stack+0xa9/0xd0
[  416.613013]  __kmalloc_node_track_caller+0x3c/0x70
[  416.617952]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  416.622746]  pskb_expand_head+0x230/0x10f0
[  416.626982]  ? check_preemption_disabled+0x48/0x280
[  416.632009]  ? memcpy+0x45/0x50
[  416.635293]  ? __copy_skb_header+0x350/0x6b0
[  416.639712]  ? skb_release_data+0x880/0x880
[  416.644037]  ? __alloc_skb+0x770/0x770
[  416.647938]  ? __lock_is_held+0xb5/0x140
[  416.652051]  ? kasan_check_write+0x14/0x20
[  416.656302]  ? __skb_clone+0x6c7/0xa00
[  416.660200]  ? __copy_skb_header+0x6b0/0x6b0
[  416.664608]  ? kmem_cache_alloc+0x33a/0x730
[  416.668934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.674476]  skb_ensure_writable+0x3dd/0x640
[  416.678902]  ? skb_checksum_setup+0xaa0/0xaa0
[  416.683402]  ? preempt_notifier_register+0x200/0x200
[  416.688541]  ? __switch_to_asm+0x34/0x70
[  416.692651]  ? __switch_to_asm+0x34/0x70
[  416.696711]  ? __switch_to_asm+0x40/0x70
[  416.700770]  ? __switch_to_asm+0x34/0x70
[  416.704845]  ? __switch_to_asm+0x40/0x70
[  416.708902]  ? __switch_to_asm+0x40/0x70
[  416.712959]  ? __switch_to_asm+0x34/0x70
[  416.717021]  ? __switch_to_asm+0x34/0x70
[  416.721097]  ? __switch_to_asm+0x40/0x70
[  416.725164]  ? __switch_to_asm+0x34/0x70
[  416.729238]  bpf_clone_redirect+0x14a/0x490
[  416.733572]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  416.738594]  ? __sched_text_start+0x8/0x8
[  416.742749]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  416.747518]  ? find_held_lock+0x36/0x1c0
[  416.751591]  ? lock_acquire+0x1ed/0x520
[  416.755584]  ? bpf_test_run+0x3cb/0x780
[  416.759569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.765123]  ? check_preemption_disabled+0x48/0x280
[  416.770143]  ? kasan_check_read+0x11/0x20
[  416.774297]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.779577]  ? rcu_softirq_qs+0x20/0x20
[  416.783568]  ? preempt_schedule+0x4d/0x60
[  416.787740]  ? ___preempt_schedule+0x16/0x18
[  416.792157]  ? bpf_test_run+0x25d/0x780
[  416.796155]  ? netlink_diag_dump+0x2a0/0x2a0
[  416.800588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.806124]  ? bpf_test_init.isra.10+0x70/0x100
[  416.810802]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  416.815568]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  416.820410]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.825949]  ? fput+0x130/0x1a0
[  416.829293]  ? __bpf_prog_get+0x9b/0x290
[  416.833358]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  416.838233]  ? bpf_prog_test_run+0x130/0x1a0
[  416.842645]  ? __x64_sys_bpf+0x3d8/0x520
[  416.846714]  ? bpf_prog_get+0x20/0x20
[  416.850537]  ? do_syscall_64+0x1b9/0x820
[  416.854610]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  416.859978]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.864918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.869770]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.874790]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.879813]  ? prepare_exit_to_usermode+0x291/0x3b0
[  416.884840]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.889700]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  416.895083] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  416.895154] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.901229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.901238] Call Trace:
[  416.907800] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.917061]  <IRQ>
[  416.919636] syz-executor4 cpuset=syz4 mems_allowed=0
[  416.930113]  dump_stack+0x244/0x39d
[  416.940959]  ? dump_stack_print_info.cold.1+0x20/0x20
[  416.946165]  warn_alloc.cold.116+0xb7/0x1bd
[  416.950507]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.955357]  ? lock_downgrade+0x900/0x900
[  416.959513]  ? trace_hardirqs_off+0xb8/0x310
[  416.963931]  ? trace_hardirqs_off+0xb8/0x310
[  416.968353]  __alloc_pages_slowpath+0x26e8/0x2e10
[  416.973276]  ? warn_alloc+0x120/0x120
[  416.977078]  ? print_usage_bug+0xc0/0xc0
[  416.981140]  ? warn_alloc+0x120/0x120
[  416.984950]  ? warn_alloc+0x120/0x120
[  416.988756]  ? print_usage_bug+0xc0/0xc0
[  416.992826]  ? print_usage_bug+0xc0/0xc0
[  416.996887]  ? __lock_acquire+0x62f/0x4c20
[  417.001125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.006660]  ? should_fail+0x22d/0xd01
[  417.010551]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.015655]  ? __lock_acquire+0x62f/0x4c20
[  417.019907]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.025008]  ? __lock_acquire+0x62f/0x4c20
[  417.029242]  ? should_fail+0x22d/0xd01
[  417.033150]  ? find_held_lock+0x36/0x1c0
[  417.037296]  ? mark_held_locks+0x130/0x130
[  417.041539]  ? mark_held_locks+0x130/0x130
[  417.045773]  ? zap_class+0x640/0x640
[  417.049550]  ? zap_class+0x640/0x640
[  417.053273]  ? print_usage_bug+0xc0/0xc0
[  417.057332]  ? do_raw_spin_unlock+0xa7/0x330
[  417.061746]  ? zap_class+0x640/0x640
[  417.065462]  ? print_usage_bug+0xc0/0xc0
[  417.069530]  ? wq_watchdog_touch+0x9c/0xfe
[  417.073781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.079324]  ? check_preemption_disabled+0x48/0x280
[  417.084353]  ? __lock_is_held+0xb5/0x140
[  417.088419]  __alloc_pages_nodemask+0xa80/0xde0
[  417.093092]  ? zap_class+0x640/0x640
[  417.096854]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  417.101881]  ? find_held_lock+0x36/0x1c0
[  417.105953]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.110638]  ? lock_downgrade+0x900/0x900
[  417.114791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.120338]  cache_grow_begin+0xa5/0x8c0
[  417.124398]  ? do_raw_spin_unlock+0xa7/0x330
[  417.128813]  fallback_alloc+0x204/0x2e0
[  417.132792]  ____cache_alloc_node+0x1c7/0x1e0
[  417.137293]  kmem_cache_alloc_node+0xe3/0x730
[  417.141787]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.146034]  __alloc_skb+0x119/0x770
[  417.149746]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.155040]  ? netdev_alloc_frag+0x1f0/0x1f0
[  417.159467]  ? lock_downgrade+0x900/0x900
[  417.163636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.169201]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.174655]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.180104]  ? addrconf_rs_timer+0x690/0x690
[  417.184525]  ndisc_alloc_skb+0x144/0x340
[  417.188596]  ndisc_send_rs+0x331/0x6e0
[  417.192495]  addrconf_rs_timer+0x314/0x690
[  417.196735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.200982]  call_timer_fn+0x272/0x920
[  417.204872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.209106]  ? process_timeout+0x40/0x40
[  417.213184]  ? mark_held_locks+0xc7/0x130
[  417.217344]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.221836]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.226332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.230564]  ? lockdep_hardirqs_on+0x296/0x5b0
[  417.235147]  ? trace_hardirqs_on+0xbd/0x310
[  417.239525]  ? kasan_check_read+0x11/0x20
[  417.243699]  ? __run_timers+0x7da/0xc70
[  417.247676]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.252783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.257024]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.261254]  __run_timers+0x7e5/0xc70
[  417.265064]  ? timer_fixup_init+0x70/0x70
[  417.269224]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  417.274242]  ? zap_class+0x640/0x640
[  417.277960]  ? print_usage_bug+0xc0/0xc0
[  417.282022]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  417.287221]  ? find_held_lock+0x36/0x1c0
[  417.291290]  ? zap_class+0x640/0x640
[  417.295011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.300551]  ? check_preemption_disabled+0x48/0x280
[  417.305578]  ? __lock_is_held+0xb5/0x140
[  417.309637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.315182]  ? check_preemption_disabled+0x48/0x280
[  417.320239]  run_timer_softirq+0x52/0xb0
[  417.324303]  ? rcu_read_lock_sched_held+0x14f/0x180
[  417.329334]  __do_softirq+0x308/0xb7e
[  417.333135]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  417.337647]  ? lock_downgrade+0x900/0x900
[  417.341798]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  417.346912]  ? pvclock_read_flags+0x160/0x160
[  417.351411]  ? lapic_next_event+0x5a/0x90
[  417.355560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.361106]  ? kvm_clock_read+0x18/0x30
[  417.365084]  ? kvm_sched_clock_read+0x9/0x20
[  417.369524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.375094]  ? check_preemption_disabled+0x48/0x280
[  417.380137]  irq_exit+0x17f/0x1c0
[  417.383600]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.388441]  ? smp_reschedule_interrupt+0x109/0x650
[  417.393464]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.399347]  ? interrupt_entry+0xb5/0xc0
[  417.403410]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.408424]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.413443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.418286]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.423301]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.428336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.433192]  apic_timer_interrupt+0xf/0x20
[  417.437472]  </IRQ>
[  417.439737] RIP: 0010:dump_stack+0x358/0x39d
[  417.444150] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  417.463053] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  417.470759] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  417.478029] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  417.485296] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  417.492564] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  417.499832] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  417.507114]  ? dump_stack+0x34f/0x39d
[  417.510929]  ? dump_stack_print_info.cold.1+0x20/0x20
[  417.516123]  ? mark_held_locks+0x130/0x130
[  417.520357]  ? mark_held_locks+0x130/0x130
[  417.524601]  dump_header+0x27b/0xf72
[  417.528336]  ? pagefault_out_of_memory+0x197/0x197
[  417.533285]  ? __lock_acquire+0x62f/0x4c20
[  417.537522]  ? percpu_ref_get_many+0x240/0x240
[  417.542104]  ? print_usage_bug+0xc0/0xc0
[  417.546212]  ? zap_class+0x640/0x640
[  417.549944]  ? print_usage_bug+0xc0/0xc0
[  417.554006]  ? print_usage_bug+0xc0/0xc0
[  417.558071]  ? zap_class+0x640/0x640
[  417.561785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.567337]  ? find_held_lock+0x36/0x1c0
[  417.571412]  ? mark_held_locks+0xc7/0x130
[  417.575565]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.580668]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.585788]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  417.590389]  ? trace_hardirqs_on+0xbd/0x310
[  417.594710]  ? kasan_check_read+0x11/0x20
[  417.598861]  ? ___ratelimit+0x3b4/0x672
[  417.602863]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.607966]  ? trace_hardirqs_on+0x310/0x310
[  417.612372]  ? lock_downgrade+0x900/0x900
[  417.616526]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.621631]  ? ___ratelimit+0x3b9/0x672
[  417.625753]  ? idr_get_free+0xf70/0xf70
[  417.629725]  ? find_held_lock+0x36/0x1c0
[  417.633793]  oom_kill_process.cold.27+0x10/0x903
[  417.638552]  ? zap_class+0x640/0x640
[  417.642284]  ? check_preemption_disabled+0x48/0x280
[  417.647305]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.652238]  ? kasan_check_read+0x11/0x20
[  417.656389]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.661668]  ? oom_evaluate_task+0x540/0x540
[  417.666092]  ? find_held_lock+0x36/0x1c0
[  417.670164]  ? out_of_memory+0x974/0x1430
[  417.674346]  ? lock_downgrade+0x900/0x900
[  417.678499]  ? check_preemption_disabled+0x48/0x280
[  417.683522]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.688464]  ? kasan_check_read+0x11/0x20
[  417.692610]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.697888]  ? rcu_softirq_qs+0x20/0x20
[  417.701877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.707413]  ? oom_evaluate_task+0x302/0x540
[  417.711841]  out_of_memory+0xa84/0x1430
[  417.715823]  ? oom_killer_disable+0x3a0/0x3a0
[  417.720324]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  417.725274]  ? __ww_mutex_check_waiters+0x160/0x160
[  417.730303]  __alloc_pages_slowpath+0x2354/0x2e10
[  417.735192]  ? warn_alloc+0x120/0x120
[  417.738997]  ? mark_held_locks+0x130/0x130
[  417.743237]  ? find_get_entry+0xaae/0x1120
[  417.747485]  ? filemap_map_pages+0x1a20/0x1a20
[  417.752073]  ? zap_class+0x640/0x640
[  417.755796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.761351]  ? check_preemption_disabled+0x48/0x280
[  417.766368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.771904]  ? should_fail+0x22d/0xd01
[  417.775795]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.780906]  ? zap_class+0x640/0x640
[  417.784646]  ? __lock_is_held+0xb5/0x140
[  417.788727]  ? mark_held_locks+0x130/0x130
[  417.792965]  ? lock_release+0xa00/0xa00
[  417.796958]  ? perf_trace_sched_process_exec+0x860/0x860
[  417.802407]  ? xa_load+0x2ba/0x460
[  417.805952]  ? lock_downgrade+0x900/0x900
[  417.810120]  ? __might_sleep+0x95/0x190
[  417.814098]  __alloc_pages_nodemask+0xa80/0xde0
[  417.818777]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  417.823802]  ? __page_cache_alloc+0x191/0x5c0
[  417.828300]  ? xa_load+0x2e1/0x460
[  417.831842]  ? xa_clear_mark+0x40/0x40
[  417.835731]  ? zap_class+0x640/0x640
[  417.839453]  ? zap_class+0x640/0x640
[  417.843166]  ? zap_class+0x640/0x640
[  417.846893]  ? __do_page_cache_readahead+0x663/0x810
[  417.851999]  ? find_held_lock+0x36/0x1c0
[  417.856066]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  417.861651]  alloc_pages_current+0x173/0x350
[  417.866063]  __page_cache_alloc+0x38c/0x5c0
[  417.870382]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.875313]  ? kasan_check_read+0x11/0x20
[  417.879463]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.884745]  ? generic_perform_write+0x6a0/0x6a0
[  417.889500]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.895040]  ? check_preemption_disabled+0x48/0x280
[  417.900067]  filemap_fault+0x1595/0x25f0
[  417.904140]  ? __lock_page_or_retry+0xa00/0xa00
[  417.908822]  ? mark_held_locks+0x130/0x130
[  417.913100]  ? filemap_map_pages+0xd6b/0x1a20
[  417.917599]  ? lock_downgrade+0x900/0x900
[  417.921749]  ? check_preemption_disabled+0x48/0x280
[  417.926766]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.931693]  ? kasan_check_read+0x11/0x20
[  417.935841]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.941123]  ? rcu_softirq_qs+0x20/0x20
[  417.945111]  ? filemap_map_pages+0xd92/0x1a20
[  417.949641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.955202]  ? find_get_entries_tag+0x1400/0x1400
[  417.960051]  ? __lock_acquire+0x62f/0x4c20
[  417.964301]  ? lock_acquire+0x1ed/0x520
[  417.968277]  ? ext4_filemap_fault+0x7a/0xad
[  417.972606]  ? lock_release+0xa00/0xa00
[  417.976578]  ? perf_trace_sched_process_exec+0x860/0x860
[  417.982033]  ? print_usage_bug+0xc0/0xc0
[  417.986095]  ? print_usage_bug+0xc0/0xc0
[  417.990181]  ? down_read+0x8d/0x120
[  417.993816]  ? ext4_filemap_fault+0x7a/0xad
[  417.998138]  ? __down_interruptible+0x700/0x700
[  418.002850]  ext4_filemap_fault+0x82/0xad
[  418.007005]  __do_fault+0x100/0x6b0
[  418.010652]  ? pmd_devmap_trans_unstable+0x220/0x220
[  418.015760]  ? mark_held_locks+0x130/0x130
[  418.020001]  ? mark_held_locks+0x130/0x130
[  418.024235]  ? find_held_lock+0x36/0x1c0
[  418.028307]  ? find_held_lock+0x36/0x1c0
[  418.032373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.037916]  __handle_mm_fault+0x3ea0/0x5be0
[  418.042337]  ? poll_select_copy_remaining+0x18c/0x6a0
[  418.047535]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  418.052383]  ? __might_fault+0x12b/0x1e0
[  418.056447]  ? lock_downgrade+0x900/0x900
[  418.060606]  ? zap_class+0x640/0x640
[  418.064319]  ? zap_class+0x640/0x640
[  418.068041]  ? find_held_lock+0x36/0x1c0
[  418.072124]  ? handle_mm_fault+0x42a/0xc70
[  418.076365]  ? lock_downgrade+0x900/0x900
[  418.080527]  ? check_preemption_disabled+0x48/0x280
[  418.085546]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.090476]  ? kasan_check_read+0x11/0x20
[  418.094625]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.099905]  ? rcu_softirq_qs+0x20/0x20
[  418.103880]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.109000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.114544]  ? check_preemption_disabled+0x48/0x280
[  418.119575]  handle_mm_fault+0x54f/0xc70
[  418.123644]  ? __handle_mm_fault+0x5be0/0x5be0
[  418.128238]  ? find_vma+0x34/0x190
[  418.131783]  __do_page_fault+0x5e8/0xe60
[  418.135877]  ? trace_hardirqs_off+0xb8/0x310
[  418.140309]  do_page_fault+0xf2/0x7e0
[  418.144116]  ? vmalloc_sync_all+0x30/0x30
[  418.148278]  ? error_entry+0x70/0xd0
[  418.152003]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.157017]  ? trace_hardirqs_on_caller+0xc0/0x310
[  418.161967]  ? syscall_return_slowpath+0x5e0/0x5e0
[  418.166922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.171766]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.176800]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.182274]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  418.187300]  ? prepare_exit_to_usermode+0x291/0x3b0
[  418.192322]  ? page_fault+0x8/0x30
[  418.195885]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.200731]  ? page_fault+0x8/0x30
[  418.204277]  page_fault+0x1e/0x30
[  418.207744] RIP: 0033:0x7f00c9250dd3
[  418.211471] Code: Bad RIP value.
[  418.214875] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  418.220247] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  418.227513] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  418.234792] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  418.242056] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  418.249325] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  418.256614] warn_alloc_show_mem: 1 callbacks suppressed
[  418.256626] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  418.256628] Mem-Info:
[  418.256660] active_anon:48257 inactive_anon:195 isolated_anon:0
[  418.256660]  active_file:14 inactive_file:11 isolated_file:0
[  418.256660]  unevictable:0 dirty:0 writeback:0 unstable:0
[  418.256660]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  418.256660]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  418.256660]  free:13718 free_pcp:175 free_cma:0
[  418.262017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.269294] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  418.271703] Call Trace:
[  418.304581] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  418.313921]  <IRQ>
[  418.341403] lowmem_reserve[]: 0 2818 6321 6321
[  418.343987]  dump_stack+0x244/0x39d
[  418.370068] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  418.372218]  ? dump_stack_print_info.cold.1+0x20/0x20
[  418.376774] lowmem_reserve[]: 0 0 3503 3503
[  418.380404]  warn_alloc.cold.116+0xb7/0x1bd
[  418.407869] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  418.413058]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.417352] lowmem_reserve[]: 0 0 0 0
[  418.421671]  ? lock_downgrade+0x900/0x900
[  418.450544] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  418.455393]  ? trace_hardirqs_off+0xb8/0x310
[  418.459187] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  418.463330]  ? trace_hardirqs_off+0xb8/0x310
[  418.476825] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  418.481249]  __alloc_pages_slowpath+0x26e8/0x2e10
[  418.496884] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  418.501315]  ? warn_alloc+0x120/0x120
[  418.516359] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  418.521191]  ? print_usage_bug+0xc0/0xc0
[  418.530007] 269 total pagecache pages
[  418.533794]  ? warn_alloc+0x120/0x120
[  418.542347] 0 pages in swap cache
[  418.546407]  ? warn_alloc+0x120/0x120
[  418.550250] Swap cache stats: add 0, delete 0, find 0/0
[  418.554052]  ? print_usage_bug+0xc0/0xc0
[  418.557480] Free swap  = 0kB
[  418.561292]  ? kvm_clock_read+0x18/0x30
[  418.566628] Total swap = 0kB
[  418.570682]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  418.573674] 1965979 pages RAM
[  418.577659]  ? print_usage_bug+0xc0/0xc0
[  418.580657] 0 pages HighMem/MovableOnly
[  418.585664]  ? __lock_acquire+0x62f/0x4c20
[  418.589565] 342853 pages reserved
[  418.593619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.597571] 0 pages cma reserved
[  418.601801]  ? should_fail+0x22d/0xd01
[  418.605301] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  418.610776]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.610794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.614228] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.618032]  ? __lock_acquire+0x62f/0x4c20
[  418.624500] init cpuset=/ mems_allowed=0
[  418.629797]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.657965]  ? __lock_acquire+0x62f/0x4c20
[  418.662250]  ? should_fail+0x22d/0xd01
[  418.666138]  ? rcu_irq_exit+0x1a2/0x390
[  418.670133]  ? mark_held_locks+0x130/0x130
[  418.674373]  ? mark_held_locks+0x130/0x130
[  418.678638]  ? mark_held_locks+0xc7/0x130
[  418.682811]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  418.687830]  ? zap_class+0x640/0x640
[  418.691562]  ? print_usage_bug+0xc0/0xc0
[  418.695656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.701199]  ? check_preemption_disabled+0x48/0x280
[  418.706259]  ? __lock_is_held+0xb5/0x140
[  418.710364]  __alloc_pages_nodemask+0xa80/0xde0
[  418.715034]  ? zap_class+0x640/0x640
[  418.718752]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  418.723777]  ? find_held_lock+0x36/0x1c0
[  418.727867]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.732535]  ? lock_downgrade+0x900/0x900
[  418.736690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.742255]  cache_grow_begin+0xa5/0x8c0
[  418.746339]  ? do_raw_spin_unlock+0xa7/0x330
[  418.750757]  fallback_alloc+0x204/0x2e0
[  418.754744]  ____cache_alloc_node+0x1c7/0x1e0
[  418.759280]  kmem_cache_alloc_node+0xe3/0x730
[  418.763808]  ? ipv6_get_ifaddr+0x42e/0x620
[  418.768056]  __alloc_skb+0x119/0x770
[  418.771768]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.777047]  ? netdev_alloc_frag+0x1f0/0x1f0
[  418.781483]  ? lock_downgrade+0x900/0x900
[  418.785664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.791216]  ? refcount_sub_and_test_checked+0x203/0x310
[  418.796668]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  418.802126]  ? addrconf_rs_timer+0x690/0x690
[  418.806547]  ndisc_alloc_skb+0x144/0x340
[  418.810617]  ndisc_send_rs+0x331/0x6e0
[  418.814568]  addrconf_rs_timer+0x314/0x690
[  418.818820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.823060]  call_timer_fn+0x272/0x920
[  418.826946]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.831182]  ? process_timeout+0x40/0x40
[  418.835251]  ? __run_timers+0x7da/0xc70
[  418.839225]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.843722]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.848215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.852460]  ? lockdep_hardirqs_on+0x296/0x5b0
[  418.857043]  ? trace_hardirqs_on+0xbd/0x310
[  418.861364]  ? kasan_check_read+0x11/0x20
[  418.865510]  ? __run_timers+0x7da/0xc70
[  418.869485]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.874592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.878832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.883064]  __run_timers+0x7e5/0xc70
[  418.886877]  ? timer_fixup_init+0x70/0x70
[  418.891040]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.896060]  ? zap_class+0x640/0x640
[  418.899827]  ? enqueue_hrtimer+0x1a5/0x560
[  418.904082]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.909283]  ? find_held_lock+0x36/0x1c0
[  418.913356]  ? zap_class+0x640/0x640
[  418.917074]  ? pvclock_read_flags+0x160/0x160
[  418.921587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.927124]  ? check_preemption_disabled+0x48/0x280
[  418.932147]  ? __lock_is_held+0xb5/0x140
[  418.936224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.941766]  ? check_preemption_disabled+0x48/0x280
[  418.946785]  run_timer_softirq+0x52/0xb0
[  418.950848]  ? rcu_read_lock_sched_held+0x14f/0x180
[  418.955880]  __do_softirq+0x308/0xb7e
[  418.959681]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  418.964181]  ? lock_downgrade+0x900/0x900
[  418.968341]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  418.973451]  ? pvclock_read_flags+0x160/0x160
[  418.977952]  ? lapic_next_event+0x5a/0x90
[  418.982102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.987642]  ? kvm_clock_read+0x18/0x30
[  418.991614]  ? kvm_sched_clock_read+0x9/0x20
[  418.996024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.001593]  ? check_preemption_disabled+0x48/0x280
[  419.006620]  irq_exit+0x17f/0x1c0
[  419.010077]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.014915]  ? smp_reschedule_interrupt+0x109/0x650
[  419.019929]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.025810]  ? interrupt_entry+0xb5/0xc0
[  419.029869]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.034881]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.039901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.044740]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.049750]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.054798]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.059664]  apic_timer_interrupt+0xf/0x20
[  419.063903]  </IRQ>
[  419.066141] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  419.072030] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  419.090932] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  419.098636] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  419.105902] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  419.113171] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  419.120444] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  419.127716] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  419.135022]  ? save_stack+0xa9/0xd0
[  419.138661]  __kmalloc_node_track_caller+0x3c/0x70
[  419.143593]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  419.148355]  pskb_expand_head+0x230/0x10f0
[  419.152614]  ? check_preemption_disabled+0x48/0x280
[  419.157632]  ? memcpy+0x45/0x50
[  419.160917]  ? __copy_skb_header+0x350/0x6b0
[  419.165342]  ? skb_release_data+0x880/0x880
[  419.169665]  ? __alloc_skb+0x770/0x770
[  419.173568]  ? __lock_is_held+0xb5/0x140
[  419.177645]  ? kasan_check_write+0x14/0x20
[  419.181908]  ? __skb_clone+0x6c7/0xa00
[  419.185861]  ? __copy_skb_header+0x6b0/0x6b0
[  419.190269]  ? kmem_cache_alloc+0x33a/0x730
[  419.194594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.200135]  skb_ensure_writable+0x3dd/0x640
[  419.204568]  ? skb_checksum_setup+0xaa0/0xaa0
[  419.209066]  ? preempt_notifier_register+0x200/0x200
[  419.214163]  ? __switch_to_asm+0x34/0x70
[  419.218228]  ? __switch_to_asm+0x34/0x70
[  419.222284]  ? __switch_to_asm+0x40/0x70
[  419.226346]  ? __switch_to_asm+0x34/0x70
[  419.230412]  ? __switch_to_asm+0x40/0x70
[  419.234477]  ? __switch_to_asm+0x40/0x70
[  419.238533]  ? __switch_to_asm+0x34/0x70
[  419.242595]  ? __switch_to_asm+0x34/0x70
[  419.246690]  ? __switch_to_asm+0x40/0x70
[  419.250755]  ? __switch_to_asm+0x34/0x70
[  419.254837]  bpf_clone_redirect+0x14a/0x490
[  419.259180]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  419.264208]  ? __sched_text_start+0x8/0x8
[  419.268359]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.273125]  ? find_held_lock+0x36/0x1c0
[  419.277199]  ? lock_acquire+0x1ed/0x520
[  419.281181]  ? bpf_test_run+0x3cb/0x780
[  419.285154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.290717]  ? check_preemption_disabled+0x48/0x280
[  419.295771]  ? kasan_check_read+0x11/0x20
[  419.299920]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.305207]  ? rcu_softirq_qs+0x20/0x20
[  419.309192]  ? preempt_schedule+0x4d/0x60
[  419.313344]  ? ___preempt_schedule+0x16/0x18
[  419.317870]  ? bpf_test_run+0x25d/0x780
[  419.321857]  ? netlink_diag_dump+0x2a0/0x2a0
[  419.326272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.331823]  ? bpf_test_init.isra.10+0x70/0x100
[  419.336500]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  419.341267]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  419.346126]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.351666]  ? fput+0x130/0x1a0
[  419.354954]  ? __bpf_prog_get+0x9b/0x290
[  419.359055]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  419.363904]  ? bpf_prog_test_run+0x130/0x1a0
[  419.368313]  ? __x64_sys_bpf+0x3d8/0x520
[  419.372392]  ? bpf_prog_get+0x20/0x20
[  419.376218]  ? do_syscall_64+0x1b9/0x820
[  419.380293]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  419.385666]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.390620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.395465]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.400498]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.405514]  ? prepare_exit_to_usermode+0x291/0x3b0
[  419.410538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.415388]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  419.420776] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  419.420859] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  419.426921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.426941] Call Trace:
[  419.426948]  <IRQ>
[  419.426981]  dump_stack+0x244/0x39d
[  419.427000]  ? dump_stack_print_info.cold.1+0x20/0x20
[  419.433570] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.442827]  warn_alloc.cold.116+0xb7/0x1bd
[  419.445379] syz-executor4 cpuset=syz4 mems_allowed=0
[  419.447528]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.481050]  ? lock_downgrade+0x900/0x900
[  419.485211]  ? trace_hardirqs_off+0xb8/0x310
[  419.489622]  ? trace_hardirqs_off+0xb8/0x310
[  419.494445]  __alloc_pages_slowpath+0x26e8/0x2e10
[  419.499314]  ? warn_alloc+0x120/0x120
[  419.503110]  ? print_usage_bug+0xc0/0xc0
[  419.507163]  ? warn_alloc+0x120/0x120
[  419.510972]  ? warn_alloc+0x120/0x120
[  419.514770]  ? print_usage_bug+0xc0/0xc0
[  419.518836]  ? kvm_clock_read+0x18/0x30
[  419.522807]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  419.527823]  ? print_usage_bug+0xc0/0xc0
[  419.531887]  ? __lock_acquire+0x62f/0x4c20
[  419.536127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.541663]  ? should_fail+0x22d/0xd01
[  419.545548]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.550825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.555944]  ? __lock_acquire+0x62f/0x4c20
[  419.560192]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.565299]  ? __lock_acquire+0x62f/0x4c20
[  419.569555]  ? should_fail+0x22d/0xd01
[  419.573439]  ? rcu_irq_exit+0x1a2/0x390
[  419.577423]  ? mark_held_locks+0x130/0x130
[  419.581664]  ? mark_held_locks+0x130/0x130
[  419.585902]  ? mark_held_locks+0xc7/0x130
[  419.590050]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  419.595083]  ? zap_class+0x640/0x640
[  419.598794]  ? print_usage_bug+0xc0/0xc0
[  419.602857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.608396]  ? check_preemption_disabled+0x48/0x280
[  419.613426]  ? __lock_is_held+0xb5/0x140
[  419.617506]  __alloc_pages_nodemask+0xa80/0xde0
[  419.622400]  ? zap_class+0x640/0x640
[  419.626116]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  419.631141]  ? find_held_lock+0x36/0x1c0
[  419.635219]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.639897]  ? lock_downgrade+0x900/0x900
[  419.644054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.649594]  cache_grow_begin+0xa5/0x8c0
[  419.653656]  ? do_raw_spin_unlock+0xa7/0x330
[  419.658099]  fallback_alloc+0x204/0x2e0
[  419.662103]  ____cache_alloc_node+0x1c7/0x1e0
[  419.666602]  kmem_cache_alloc_node+0xe3/0x730
[  419.671109]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.675357]  __alloc_skb+0x119/0x770
[  419.679068]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.684348]  ? netdev_alloc_frag+0x1f0/0x1f0
[  419.688787]  ? lock_downgrade+0x900/0x900
[  419.692945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.698481]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.703934]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.709388]  ? addrconf_rs_timer+0x690/0x690
[  419.713814]  ndisc_alloc_skb+0x144/0x340
[  419.717881]  ndisc_send_rs+0x331/0x6e0
[  419.721772]  addrconf_rs_timer+0x314/0x690
[  419.726008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.730249]  call_timer_fn+0x272/0x920
[  419.734135]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.738372]  ? process_timeout+0x40/0x40
[  419.742444]  ? mark_held_locks+0xc7/0x130
[  419.746591]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.751082]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.755580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.759814]  ? lockdep_hardirqs_on+0x296/0x5b0
[  419.764392]  ? trace_hardirqs_on+0xbd/0x310
[  419.768707]  ? kasan_check_read+0x11/0x20
[  419.772864]  ? __run_timers+0x7da/0xc70
[  419.776838]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.781942]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.786189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.790445]  __run_timers+0x7e5/0xc70
[  419.794259]  ? timer_fixup_init+0x70/0x70
[  419.798407]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.803440]  ? zap_class+0x640/0x640
[  419.807155]  ? print_usage_bug+0xc0/0xc0
[  419.811230]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  419.816454]  ? find_held_lock+0x36/0x1c0
[  419.820537]  ? zap_class+0x640/0x640
[  419.824260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.829798]  ? check_preemption_disabled+0x48/0x280
[  419.834820]  ? __lock_is_held+0xb5/0x140
[  419.838885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.844450]  ? check_preemption_disabled+0x48/0x280
[  419.849482]  run_timer_softirq+0x52/0xb0
[  419.853580]  ? rcu_read_lock_sched_held+0x14f/0x180
[  419.858613]  __do_softirq+0x308/0xb7e
[  419.862798]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  419.867309]  ? lock_downgrade+0x900/0x900
[  419.871483]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  419.876596]  ? pvclock_read_flags+0x160/0x160
[  419.881092]  ? lapic_next_event+0x5a/0x90
[  419.885257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.890803]  ? kvm_clock_read+0x18/0x30
[  419.894779]  ? kvm_sched_clock_read+0x9/0x20
[  419.899207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.904758]  ? check_preemption_disabled+0x48/0x280
[  419.909784]  irq_exit+0x17f/0x1c0
[  419.913243]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.918085]  ? smp_reschedule_interrupt+0x109/0x650
[  419.923101]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.928986]  ? interrupt_entry+0xb5/0xc0
[  419.933081]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.938110]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.943125]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.947967]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.952982]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.958012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.962886]  apic_timer_interrupt+0xf/0x20
[  419.967113]  </IRQ>
[  419.969365] RIP: 0010:dump_stack+0x358/0x39d
[  419.973778] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  419.992682] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  420.000404] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  420.007674] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  420.014943] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  420.022212] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  420.029498] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  420.036783]  ? dump_stack+0x34f/0x39d
[  420.040600]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.045796]  ? mark_held_locks+0x130/0x130
[  420.050024]  ? mark_held_locks+0x130/0x130
[  420.054260]  dump_header+0x27b/0xf72
[  420.057984]  ? pagefault_out_of_memory+0x197/0x197
[  420.062919]  ? __lock_acquire+0x62f/0x4c20
[  420.067154]  ? percpu_ref_get_many+0x240/0x240
[  420.071742]  ? print_usage_bug+0xc0/0xc0
[  420.075838]  ? zap_class+0x640/0x640
[  420.079564]  ? print_usage_bug+0xc0/0xc0
[  420.083705]  ? print_usage_bug+0xc0/0xc0
[  420.087765]  ? zap_class+0x640/0x640
[  420.091481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.097020]  ? find_held_lock+0x36/0x1c0
[  420.101089]  ? mark_held_locks+0xc7/0x130
[  420.105238]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.110353]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.115470]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  420.120070]  ? trace_hardirqs_on+0xbd/0x310
[  420.124393]  ? kasan_check_read+0x11/0x20
[  420.128541]  ? ___ratelimit+0x3b4/0x672
[  420.132521]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.137654]  ? trace_hardirqs_on+0x310/0x310
[  420.142066]  ? lock_downgrade+0x900/0x900
[  420.146233]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.151337]  ? ___ratelimit+0x3b9/0x672
[  420.155343]  ? idr_get_free+0xf70/0xf70
[  420.159315]  ? find_held_lock+0x36/0x1c0
[  420.163407]  oom_kill_process.cold.27+0x10/0x903
[  420.168240]  ? zap_class+0x640/0x640
[  420.171956]  ? check_preemption_disabled+0x48/0x280
[  420.176973]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.181907]  ? kasan_check_read+0x11/0x20
[  420.186049]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.191346]  ? oom_evaluate_task+0x540/0x540
[  420.195769]  ? find_held_lock+0x36/0x1c0
[  420.199837]  ? out_of_memory+0x974/0x1430
[  420.203982]  ? lock_downgrade+0x900/0x900
[  420.208127]  ? check_preemption_disabled+0x48/0x280
[  420.213143]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.218074]  ? kasan_check_read+0x11/0x20
[  420.222223]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.227513]  ? rcu_softirq_qs+0x20/0x20
[  420.231487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.237020]  ? oom_evaluate_task+0x302/0x540
[  420.241449]  out_of_memory+0xa84/0x1430
[  420.245472]  ? oom_killer_disable+0x3a0/0x3a0
[  420.249965]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  420.254900]  ? __ww_mutex_check_waiters+0x160/0x160
[  420.259927]  __alloc_pages_slowpath+0x2354/0x2e10
[  420.264800]  ? warn_alloc+0x120/0x120
[  420.268614]  ? mark_held_locks+0x130/0x130
[  420.272855]  ? find_get_entry+0xaae/0x1120
[  420.277099]  ? filemap_map_pages+0x1a20/0x1a20
[  420.281683]  ? zap_class+0x640/0x640
[  420.285407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.290958]  ? check_preemption_disabled+0x48/0x280
[  420.295972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.301520]  ? should_fail+0x22d/0xd01
[  420.305432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.310535]  ? zap_class+0x640/0x640
[  420.314275]  ? __lock_is_held+0xb5/0x140
[  420.318345]  ? mark_held_locks+0x130/0x130
[  420.322587]  ? lock_release+0xa00/0xa00
[  420.326566]  ? perf_trace_sched_process_exec+0x860/0x860
[  420.332018]  ? xa_load+0x2ba/0x460
[  420.335558]  ? lock_downgrade+0x900/0x900
[  420.339712]  ? __might_sleep+0x95/0x190
[  420.343731]  __alloc_pages_nodemask+0xa80/0xde0
[  420.348427]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  420.353460]  ? __page_cache_alloc+0x191/0x5c0
[  420.357969]  ? xa_load+0x2e1/0x460
[  420.361512]  ? xa_clear_mark+0x40/0x40
[  420.365416]  ? zap_class+0x640/0x640
[  420.369137]  ? zap_class+0x640/0x640
[  420.372848]  ? zap_class+0x640/0x640
[  420.376563]  ? __do_page_cache_readahead+0x663/0x810
[  420.381674]  ? find_held_lock+0x36/0x1c0
[  420.385746]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  420.391290]  alloc_pages_current+0x173/0x350
[  420.395702]  __page_cache_alloc+0x38c/0x5c0
[  420.400021]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.404973]  ? kasan_check_read+0x11/0x20
[  420.409119]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.414401]  ? generic_perform_write+0x6a0/0x6a0
[  420.419157]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.424710]  ? check_preemption_disabled+0x48/0x280
[  420.429732]  filemap_fault+0x1595/0x25f0
[  420.433805]  ? __lock_page_or_retry+0xa00/0xa00
[  420.438473]  ? mark_held_locks+0x130/0x130
[  420.442724]  ? filemap_map_pages+0xd6b/0x1a20
[  420.447220]  ? lock_downgrade+0x900/0x900
[  420.451377]  ? check_preemption_disabled+0x48/0x280
[  420.456397]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.461322]  ? kasan_check_read+0x11/0x20
[  420.465464]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.470765]  ? rcu_softirq_qs+0x20/0x20
[  420.474748]  ? filemap_map_pages+0xd92/0x1a20
[  420.479244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.484785]  ? find_get_entries_tag+0x1400/0x1400
[  420.489645]  ? __lock_acquire+0x62f/0x4c20
[  420.494399]  ? lock_acquire+0x1ed/0x520
[  420.498374]  ? ext4_filemap_fault+0x7a/0xad
[  420.502712]  ? lock_release+0xa00/0xa00
[  420.506684]  ? perf_trace_sched_process_exec+0x860/0x860
[  420.512134]  ? print_usage_bug+0xc0/0xc0
[  420.516207]  ? print_usage_bug+0xc0/0xc0
[  420.520287]  ? down_read+0x8d/0x120
[  420.523909]  ? ext4_filemap_fault+0x7a/0xad
[  420.528233]  ? __down_interruptible+0x700/0x700
[  420.532905]  ext4_filemap_fault+0x82/0xad
[  420.537047]  __do_fault+0x100/0x6b0
[  420.540686]  ? pmd_devmap_trans_unstable+0x220/0x220
[  420.545785]  ? mark_held_locks+0x130/0x130
[  420.550031]  ? mark_held_locks+0x130/0x130
[  420.554265]  ? find_held_lock+0x36/0x1c0
[  420.558326]  ? find_held_lock+0x36/0x1c0
[  420.562388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.567930]  __handle_mm_fault+0x3ea0/0x5be0
[  420.572354]  ? poll_select_copy_remaining+0x18c/0x6a0
[  420.577550]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  420.582396]  ? __might_fault+0x12b/0x1e0
[  420.586476]  ? lock_downgrade+0x900/0x900
[  420.590656]  ? zap_class+0x640/0x640
[  420.594381]  ? zap_class+0x640/0x640
[  420.598108]  ? find_held_lock+0x36/0x1c0
[  420.602185]  ? handle_mm_fault+0x42a/0xc70
[  420.606436]  ? lock_downgrade+0x900/0x900
[  420.610579]  ? check_preemption_disabled+0x48/0x280
[  420.615607]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.620540]  ? kasan_check_read+0x11/0x20
[  420.624707]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.629996]  ? rcu_softirq_qs+0x20/0x20
[  420.633980]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.639083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.644623]  ? check_preemption_disabled+0x48/0x280
[  420.649650]  handle_mm_fault+0x54f/0xc70
[  420.653711]  ? __handle_mm_fault+0x5be0/0x5be0
[  420.658295]  ? find_vma+0x34/0x190
[  420.661835]  __do_page_fault+0x5e8/0xe60
[  420.665891]  ? trace_hardirqs_off+0xb8/0x310
[  420.670307]  do_page_fault+0xf2/0x7e0
[  420.674102]  ? vmalloc_sync_all+0x30/0x30
[  420.678247]  ? error_entry+0x70/0xd0
[  420.681961]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.686977]  ? trace_hardirqs_on_caller+0xc0/0x310
[  420.691910]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.696835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.701678]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.706692]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.712145]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  420.717169]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.722282]  ? page_fault+0x8/0x30
[  420.725821]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.730666]  ? page_fault+0x8/0x30
[  420.734230]  page_fault+0x1e/0x30
[  420.737681] RIP: 0033:0x7f00c9250dd3
[  420.741415] Code: Bad RIP value.
[  420.744789] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  420.750147] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  420.757415] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  420.764705] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  420.771967] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  420.779249] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  420.786554] warn_alloc_show_mem: 1 callbacks suppressed
[  420.786565] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  420.786567] Mem-Info:
[  420.786612] active_anon:48257 inactive_anon:195 isolated_anon:0
[  420.786612]  active_file:14 inactive_file:11 isolated_file:0
[  420.786612]  unevictable:0 dirty:0 writeback:0 unstable:0
[  420.786612]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  420.786612]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  420.786612]  free:13718 free_pcp:175 free_cma:0
[  420.791946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.799249] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  420.801675] Call Trace:
[  420.834596] 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
[  420.843941]  <IRQ>
[  420.871414] lowmem_reserve[]: 0 2818 6321 6321
[  420.874026]  dump_stack+0x244/0x39d
[  420.900100] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  420.902259]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.906842] lowmem_reserve[]: 0 0 3503 3503
[  420.910465]  warn_alloc.cold.116+0xb7/0x1bd
[  420.937926] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  420.943117]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.947410] lowmem_reserve[]: 0 0 0 0
[  420.951732]  ? lock_downgrade+0x900/0x900
[  420.980603] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  420.985447]  ? trace_hardirqs_off+0xb8/0x310
[  420.989233] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  420.993371]  ? trace_hardirqs_off+0xb8/0x310
[  421.006864] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  421.011278]  __alloc_pages_slowpath+0x26e8/0x2e10
[  421.026440] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.030865]  ? warn_alloc+0x120/0x120
[  421.045908] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.050735]  ? print_usage_bug+0xc0/0xc0
[  421.059541] 269 total pagecache pages
[  421.063333]  ? warn_alloc+0x120/0x120
[  421.071892] 0 pages in swap cache
[  421.075937]  ? warn_alloc+0x120/0x120
[  421.079718] Swap cache stats: add 0, delete 0, find 0/0
[  421.083506]  ? print_usage_bug+0xc0/0xc0
[  421.086944] Free swap  = 0kB
[  421.090735]  ? kvm_clock_read+0x18/0x30
[  421.096070] Total swap = 0kB
[  421.100157]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  421.103148] 1965979 pages RAM
[  421.107113]  ? print_usage_bug+0xc0/0xc0
[  421.110106] 0 pages HighMem/MovableOnly
[  421.115115]  ? __lock_acquire+0x62f/0x4c20
[  421.118214] 342853 pages reserved
[  421.122289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.126236] 0 pages cma reserved
[  421.130463]  ? should_fail+0x22d/0xd01
[  421.133961] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.139419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.142811] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.146635]  ? __lock_acquire+0x62f/0x4c20
[  421.153098] init cpuset=/ mems_allowed=0
[  421.158212]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.181301]  ? __lock_acquire+0x62f/0x4c20
[  421.185543]  ? should_fail+0x22d/0xd01
[  421.189516]  ? mark_held_locks+0x130/0x130
[  421.193770]  ? mark_held_locks+0x130/0x130
[  421.198008]  ? zap_class+0x640/0x640
[  421.201718]  ? print_usage_bug+0xc0/0xc0
[  421.205782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.211321]  ? check_preemption_disabled+0x48/0x280
[  421.216360]  ? __lock_is_held+0xb5/0x140
[  421.220427]  __alloc_pages_nodemask+0xa80/0xde0
[  421.225093]  ? zap_class+0x640/0x640
[  421.228809]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  421.233843]  ? find_held_lock+0x36/0x1c0
[  421.237926]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.242593]  ? lock_downgrade+0x900/0x900
[  421.246744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.252295]  cache_grow_begin+0xa5/0x8c0
[  421.256355]  ? do_raw_spin_unlock+0xa7/0x330
[  421.260766]  fallback_alloc+0x204/0x2e0
[  421.264746]  ____cache_alloc_node+0x1c7/0x1e0
[  421.269246]  kmem_cache_alloc_node+0xe3/0x730
[  421.273747]  ? ipv6_get_ifaddr+0x42e/0x620
[  421.277994]  __alloc_skb+0x119/0x770
[  421.281714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.286989]  ? netdev_alloc_frag+0x1f0/0x1f0
[  421.291397]  ? lock_downgrade+0x900/0x900
[  421.295555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.301095]  ? refcount_sub_and_test_checked+0x203/0x310
[  421.306556]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  421.312018]  ? addrconf_rs_timer+0x690/0x690
[  421.316442]  ndisc_alloc_skb+0x144/0x340
[  421.320511]  ndisc_send_rs+0x331/0x6e0
[  421.324407]  addrconf_rs_timer+0x314/0x690
[  421.328652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.332897]  call_timer_fn+0x272/0x920
[  421.336787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.341019]  ? process_timeout+0x40/0x40
[  421.345088]  ? __run_timers+0x7da/0xc70
[  421.349070]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.353575]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.358065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.362298]  ? lockdep_hardirqs_on+0x296/0x5b0
[  421.366887]  ? trace_hardirqs_on+0xbd/0x310
[  421.371229]  ? kasan_check_read+0x11/0x20
[  421.375376]  ? __run_timers+0x7da/0xc70
[  421.379355]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.384475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.388714]  __run_timers+0x7e5/0xc70
[  421.392528]  ? timer_fixup_init+0x70/0x70
[  421.396681]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.401722]  ? zap_class+0x640/0x640
[  421.405449]  ? enqueue_hrtimer+0x1a5/0x560
[  421.409696]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.414907]  ? find_held_lock+0x36/0x1c0
[  421.419002]  ? zap_class+0x640/0x640
[  421.422724]  ? pvclock_read_flags+0x160/0x160
[  421.427258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.432801]  ? check_preemption_disabled+0x48/0x280
[  421.437828]  ? __lock_is_held+0xb5/0x140
[  421.441892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.447433]  ? check_preemption_disabled+0x48/0x280
[  421.452454]  run_timer_softirq+0x52/0xb0
[  421.456536]  ? rcu_read_lock_sched_held+0x14f/0x180
[  421.461584]  __do_softirq+0x308/0xb7e
[  421.465385]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  421.469879]  ? lock_downgrade+0x900/0x900
[  421.474057]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  421.479187]  ? pvclock_read_flags+0x160/0x160
[  421.483692]  ? lapic_next_event+0x5a/0x90
[  421.487847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.493489]  ? kvm_clock_read+0x18/0x30
[  421.497467]  ? kvm_sched_clock_read+0x9/0x20
[  421.501883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.507421]  ? check_preemption_disabled+0x48/0x280
[  421.512465]  irq_exit+0x17f/0x1c0
[  421.515935]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.520777]  ? smp_reschedule_interrupt+0x109/0x650
[  421.525793]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.531706]  ? interrupt_entry+0xb5/0xc0
[  421.535771]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.540789]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.545820]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.550662]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.555766]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.560791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.565639]  apic_timer_interrupt+0xf/0x20
[  421.569863]  </IRQ>
[  421.572106] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  421.578003] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  421.596898] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  421.604612] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  421.611879] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  421.619141] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  421.626938] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  421.634236] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  421.641545]  ? save_stack+0xa9/0xd0
[  421.645199]  __kmalloc_node_track_caller+0x3c/0x70
[  421.650140]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  421.654902]  pskb_expand_head+0x230/0x10f0
[  421.659175]  ? check_preemption_disabled+0x48/0x280
[  421.664239]  ? memcpy+0x45/0x50
[  421.667519]  ? __copy_skb_header+0x350/0x6b0
[  421.671929]  ? skb_release_data+0x880/0x880
[  421.676276]  ? __alloc_skb+0x770/0x770
[  421.680232]  ? __lock_is_held+0xb5/0x140
[  421.684319]  ? kasan_check_write+0x14/0x20
[  421.688553]  ? __skb_clone+0x6c7/0xa00
[  421.692443]  ? __copy_skb_header+0x6b0/0x6b0
[  421.696851]  ? kmem_cache_alloc+0x33a/0x730
[  421.701170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.706735]  skb_ensure_writable+0x3dd/0x640
[  421.711148]  ? skb_checksum_setup+0xaa0/0xaa0
[  421.715677]  ? preempt_notifier_register+0x200/0x200
[  421.720781]  ? __switch_to_asm+0x34/0x70
[  421.724838]  ? __switch_to_asm+0x34/0x70
[  421.728899]  ? __switch_to_asm+0x40/0x70
[  421.732953]  ? __switch_to_asm+0x34/0x70
[  421.737014]  ? __switch_to_asm+0x40/0x70
[  421.741072]  ? __switch_to_asm+0x40/0x70
[  421.745127]  ? __switch_to_asm+0x34/0x70
[  421.749187]  ? __switch_to_asm+0x34/0x70
[  421.753243]  ? __switch_to_asm+0x40/0x70
[  421.757302]  ? __switch_to_asm+0x34/0x70
[  421.761390]  bpf_clone_redirect+0x14a/0x490
[  421.765721]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  421.770755]  ? __sched_text_start+0x8/0x8
[  421.774897]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.779675]  ? find_held_lock+0x36/0x1c0
[  421.783753]  ? lock_acquire+0x1ed/0x520
[  421.787732]  ? bpf_test_run+0x3cb/0x780
[  421.791718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.797256]  ? check_preemption_disabled+0x48/0x280
[  421.802280]  ? kasan_check_read+0x11/0x20
[  421.806425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.811696]  ? rcu_softirq_qs+0x20/0x20
[  421.815673]  ? preempt_schedule+0x4d/0x60
[  421.819829]  ? ___preempt_schedule+0x16/0x18
[  421.824261]  ? bpf_test_run+0x25d/0x780
[  421.828284]  ? netlink_diag_dump+0x2a0/0x2a0
[  421.832697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.838253]  ? bpf_test_init.isra.10+0x70/0x100
[  421.842927]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  421.847687]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  421.852530]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  421.858248]  ? fput+0x130/0x1a0
[  421.861532]  ? __bpf_prog_get+0x9b/0x290
[  421.865599]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  421.870463]  ? bpf_prog_test_run+0x130/0x1a0
[  421.874875]  ? __x64_sys_bpf+0x3d8/0x520
[  421.878935]  ? bpf_prog_get+0x20/0x20
[  421.882752]  ? do_syscall_64+0x1b9/0x820
[  421.886809]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  421.892175]  ? syscall_return_slowpath+0x5e0/0x5e0
[  421.897140]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.901986]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.907001]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  421.912059]  ? prepare_exit_to_usermode+0x291/0x3b0
[  421.917079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.921925]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  421.927320] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  421.927420] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.933479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.933484] Call Trace:
[  421.933490]  <IRQ>
[  421.933507]  dump_stack+0x244/0x39d
[  421.933525]  ? dump_stack_print_info.cold.1+0x20/0x20
[  421.940053] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.949355]  warn_alloc.cold.116+0xb7/0x1bd
[  421.951956] syz-executor4 cpuset=syz4 mems_allowed=0
[  421.954099]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.987609]  ? lock_downgrade+0x900/0x900
[  421.991786]  ? trace_hardirqs_off+0xb8/0x310
[  421.996210]  ? trace_hardirqs_off+0xb8/0x310
[  422.000651]  __alloc_pages_slowpath+0x26e8/0x2e10
[  422.005530]  ? warn_alloc+0x120/0x120
[  422.009332]  ? print_usage_bug+0xc0/0xc0
[  422.013412]  ? warn_alloc+0x120/0x120
[  422.017245]  ? warn_alloc+0x120/0x120
[  422.021063]  ? print_usage_bug+0xc0/0xc0
[  422.025127]  ? print_usage_bug+0xc0/0xc0
[  422.029210]  ? __lock_acquire+0x62f/0x4c20
[  422.033452]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.038986]  ? should_fail+0x22d/0xd01
[  422.042906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.048017]  ? __lock_acquire+0x62f/0x4c20
[  422.052271]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.057404]  ? __lock_acquire+0x62f/0x4c20
[  422.061667]  ? should_fail+0x22d/0xd01
[  422.065550]  ? find_held_lock+0x36/0x1c0
[  422.069642]  ? mark_held_locks+0x130/0x130
[  422.073879]  ? mark_held_locks+0x130/0x130
[  422.078107]  ? zap_class+0x640/0x640
[  422.081817]  ? zap_class+0x640/0x640
[  422.085541]  ? print_usage_bug+0xc0/0xc0
[  422.089619]  ? do_raw_spin_unlock+0xa7/0x330
[  422.094027]  ? zap_class+0x640/0x640
[  422.097739]  ? print_usage_bug+0xc0/0xc0
[  422.101798]  ? wq_watchdog_touch+0x9c/0xfe
[  422.106049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.111599]  ? check_preemption_disabled+0x48/0x280
[  422.116637]  ? __lock_is_held+0xb5/0x140
[  422.120698]  __alloc_pages_nodemask+0xa80/0xde0
[  422.125363]  ? zap_class+0x640/0x640
[  422.129090]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  422.134126]  ? find_held_lock+0x36/0x1c0
[  422.138205]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.142895]  ? lock_downgrade+0x900/0x900
[  422.147046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.152586]  cache_grow_begin+0xa5/0x8c0
[  422.156644]  ? do_raw_spin_unlock+0xa7/0x330
[  422.161059]  fallback_alloc+0x204/0x2e0
[  422.165035]  ____cache_alloc_node+0x1c7/0x1e0
[  422.169535]  kmem_cache_alloc_node+0xe3/0x730
[  422.174031]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.178279]  __alloc_skb+0x119/0x770
[  422.181992]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.187277]  ? netdev_alloc_frag+0x1f0/0x1f0
[  422.191683]  ? lock_downgrade+0x900/0x900
[  422.195838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.201374]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.206829]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.212295]  ? addrconf_rs_timer+0x690/0x690
[  422.216742]  ndisc_alloc_skb+0x144/0x340
[  422.220853]  ndisc_send_rs+0x331/0x6e0
[  422.224745]  addrconf_rs_timer+0x314/0x690
[  422.228996]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.233242]  call_timer_fn+0x272/0x920
[  422.237128]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.241361]  ? process_timeout+0x40/0x40
[  422.245428]  ? mark_held_locks+0xc7/0x130
[  422.249571]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.254057]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.258577]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.262809]  ? lockdep_hardirqs_on+0x296/0x5b0
[  422.267404]  ? trace_hardirqs_on+0xbd/0x310
[  422.271732]  ? kasan_check_read+0x11/0x20
[  422.275882]  ? __run_timers+0x7da/0xc70
[  422.279862]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.284973]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.289229]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.293470]  __run_timers+0x7e5/0xc70
[  422.297287]  ? timer_fixup_init+0x70/0x70
[  422.301459]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  422.306485]  ? zap_class+0x640/0x640
[  422.310224]  ? print_usage_bug+0xc0/0xc0
[  422.314328]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  422.319528]  ? find_held_lock+0x36/0x1c0
[  422.323596]  ? zap_class+0x640/0x640
[  422.327340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.332886]  ? check_preemption_disabled+0x48/0x280
[  422.337914]  ? __lock_is_held+0xb5/0x140
[  422.341993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.347554]  ? check_preemption_disabled+0x48/0x280
[  422.352576]  run_timer_softirq+0x52/0xb0
[  422.356643]  ? rcu_read_lock_sched_held+0x14f/0x180
[  422.361666]  __do_softirq+0x308/0xb7e
[  422.365483]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  422.369994]  ? lock_downgrade+0x900/0x900
[  422.374148]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  422.379269]  ? pvclock_read_flags+0x160/0x160
[  422.383768]  ? lapic_next_event+0x5a/0x90
[  422.387918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.393465]  ? kvm_clock_read+0x18/0x30
[  422.397439]  ? kvm_sched_clock_read+0x9/0x20
[  422.401852]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.407392]  ? check_preemption_disabled+0x48/0x280
[  422.412436]  irq_exit+0x17f/0x1c0
[  422.415916]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.420758]  ? smp_reschedule_interrupt+0x109/0x650
[  422.425791]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.431678]  ? interrupt_entry+0xb5/0xc0
[  422.435740]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.440755]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.445794]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.450640]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.455654]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.460683]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.465544]  apic_timer_interrupt+0xf/0x20
[  422.469770]  </IRQ>
[  422.472007] RIP: 0010:dump_stack+0x358/0x39d
[  422.476419] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  422.495754] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  422.503473] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  422.510733] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  422.517999] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  422.525260] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  422.532538] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  422.539818]  ? dump_stack+0x34f/0x39d
[  422.543678]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.548873]  ? mark_held_locks+0x130/0x130
[  422.553103]  ? mark_held_locks+0x130/0x130
[  422.557365]  dump_header+0x27b/0xf72
[  422.561087]  ? pagefault_out_of_memory+0x197/0x197
[  422.566026]  ? __lock_acquire+0x62f/0x4c20
[  422.570262]  ? percpu_ref_get_many+0x240/0x240
[  422.574853]  ? print_usage_bug+0xc0/0xc0
[  422.578917]  ? zap_class+0x640/0x640
[  422.582661]  ? print_usage_bug+0xc0/0xc0
[  422.587672]  ? print_usage_bug+0xc0/0xc0
[  422.591730]  ? zap_class+0x640/0x640
[  422.595457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.601016]  ? find_held_lock+0x36/0x1c0
[  422.605102]  ? mark_held_locks+0xc7/0x130
[  422.609275]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.614385]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.619502]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  422.624083]  ? trace_hardirqs_on+0xbd/0x310
[  422.628398]  ? kasan_check_read+0x11/0x20
[  422.632538]  ? ___ratelimit+0x3b4/0x672
[  422.636506]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.641603]  ? trace_hardirqs_on+0x310/0x310
[  422.646009]  ? lock_downgrade+0x900/0x900
[  422.650173]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  422.655315]  ? ___ratelimit+0x3b9/0x672
[  422.659286]  ? idr_get_free+0xf70/0xf70
[  422.663262]  ? find_held_lock+0x36/0x1c0
[  422.667328]  oom_kill_process.cold.27+0x10/0x903
[  422.672096]  ? zap_class+0x640/0x640
[  422.675808]  ? check_preemption_disabled+0x48/0x280
[  422.680825]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.685750]  ? kasan_check_read+0x11/0x20
[  422.689895]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.695164]  ? oom_evaluate_task+0x540/0x540
[  422.699605]  ? find_held_lock+0x36/0x1c0
[  422.703674]  ? out_of_memory+0x974/0x1430
[  422.707820]  ? lock_downgrade+0x900/0x900
[  422.711962]  ? check_preemption_disabled+0x48/0x280
[  422.716979]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.721936]  ? kasan_check_read+0x11/0x20
[  422.726081]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.731374]  ? rcu_softirq_qs+0x20/0x20
[  422.735365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.740895]  ? oom_evaluate_task+0x302/0x540
[  422.745301]  out_of_memory+0xa84/0x1430
[  422.749307]  ? oom_killer_disable+0x3a0/0x3a0
[  422.753800]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  422.758733]  ? __ww_mutex_check_waiters+0x160/0x160
[  422.763752]  __alloc_pages_slowpath+0x2354/0x2e10
[  422.768639]  ? warn_alloc+0x120/0x120
[  422.772439]  ? mark_held_locks+0x130/0x130
[  422.776686]  ? find_get_entry+0xaae/0x1120
[  422.780930]  ? filemap_map_pages+0x1a20/0x1a20
[  422.785517]  ? zap_class+0x640/0x640
[  422.789279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.794813]  ? check_preemption_disabled+0x48/0x280
[  422.799830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.805387]  ? should_fail+0x22d/0xd01
[  422.809315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.814423]  ? zap_class+0x640/0x640
[  422.818154]  ? __lock_is_held+0xb5/0x140
[  422.822247]  ? mark_held_locks+0x130/0x130
[  422.826499]  ? lock_release+0xa00/0xa00
[  422.830502]  ? perf_trace_sched_process_exec+0x860/0x860
[  422.835949]  ? xa_load+0x2ba/0x460
[  422.839505]  ? lock_downgrade+0x900/0x900
[  422.843670]  ? __might_sleep+0x95/0x190
[  422.847658]  __alloc_pages_nodemask+0xa80/0xde0
[  422.852334]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  422.857365]  ? __page_cache_alloc+0x191/0x5c0
[  422.861853]  ? xa_load+0x2e1/0x460
[  422.865390]  ? xa_clear_mark+0x40/0x40
[  422.869289]  ? zap_class+0x640/0x640
[  422.873016]  ? zap_class+0x640/0x640
[  422.876743]  ? zap_class+0x640/0x640
[  422.880487]  ? __do_page_cache_readahead+0x663/0x810
[  422.885596]  ? find_held_lock+0x36/0x1c0
[  422.889675]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  422.895226]  alloc_pages_current+0x173/0x350
[  422.899639]  __page_cache_alloc+0x38c/0x5c0
[  422.903954]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.908880]  ? kasan_check_read+0x11/0x20
[  422.913023]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.918304]  ? generic_perform_write+0x6a0/0x6a0
[  422.923071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.928602]  ? check_preemption_disabled+0x48/0x280
[  422.933621]  filemap_fault+0x1595/0x25f0
[  422.937690]  ? __lock_page_or_retry+0xa00/0xa00
[  422.942362]  ? mark_held_locks+0x130/0x130
[  422.946603]  ? filemap_map_pages+0xd6b/0x1a20
[  422.951108]  ? lock_downgrade+0x900/0x900
[  422.955251]  ? check_preemption_disabled+0x48/0x280
[  422.960266]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.965198]  ? kasan_check_read+0x11/0x20
[  422.969356]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.974653]  ? rcu_softirq_qs+0x20/0x20
[  422.978736]  ? filemap_map_pages+0xd92/0x1a20
[  422.983291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.988849]  ? find_get_entries_tag+0x1400/0x1400
[  422.993726]  ? __lock_acquire+0x62f/0x4c20
[  422.997972]  ? lock_acquire+0x1ed/0x520
[  423.001960]  ? ext4_filemap_fault+0x7a/0xad
[  423.006287]  ? lock_release+0xa00/0xa00
[  423.010260]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.015712]  ? print_usage_bug+0xc0/0xc0
[  423.019776]  ? print_usage_bug+0xc0/0xc0
[  423.023850]  ? down_read+0x8d/0x120
[  423.027479]  ? ext4_filemap_fault+0x7a/0xad
[  423.031812]  ? __down_interruptible+0x700/0x700
[  423.036498]  ext4_filemap_fault+0x82/0xad
[  423.040652]  __do_fault+0x100/0x6b0
[  423.044286]  ? pmd_devmap_trans_unstable+0x220/0x220
[  423.049397]  ? mark_held_locks+0x130/0x130
[  423.053637]  ? mark_held_locks+0x130/0x130
[  423.057870]  ? find_held_lock+0x36/0x1c0
[  423.061946]  ? find_held_lock+0x36/0x1c0
[  423.066014]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.071561]  __handle_mm_fault+0x3ea0/0x5be0
[  423.075973]  ? poll_select_copy_remaining+0x18c/0x6a0
[  423.081175]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  423.086039]  ? __might_fault+0x12b/0x1e0
[  423.090102]  ? lock_downgrade+0x900/0x900
[  423.094266]  ? zap_class+0x640/0x640
[  423.097981]  ? zap_class+0x640/0x640
[  423.101700]  ? find_held_lock+0x36/0x1c0
[  423.105773]  ? handle_mm_fault+0x42a/0xc70
[  423.110011]  ? lock_downgrade+0x900/0x900
[  423.114160]  ? check_preemption_disabled+0x48/0x280
[  423.119205]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.124139]  ? kasan_check_read+0x11/0x20
[  423.128292]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.133572]  ? rcu_softirq_qs+0x20/0x20
[  423.137549]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.142659]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.148224]  ? check_preemption_disabled+0x48/0x280
[  423.153253]  handle_mm_fault+0x54f/0xc70
[  423.157321]  ? __handle_mm_fault+0x5be0/0x5be0
[  423.161910]  ? find_vma+0x34/0x190
[  423.165460]  __do_page_fault+0x5e8/0xe60
[  423.169527]  ? trace_hardirqs_off+0xb8/0x310
[  423.173960]  do_page_fault+0xf2/0x7e0
[  423.177781]  ? vmalloc_sync_all+0x30/0x30
[  423.181944]  ? error_entry+0x70/0xd0
[  423.185661]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.190682]  ? trace_hardirqs_on_caller+0xc0/0x310
[  423.195666]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.200604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.205451]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.210474]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.215933]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  423.220970]  ? prepare_exit_to_usermode+0x291/0x3b0
[  423.226002]  ? page_fault+0x8/0x30
[  423.229547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.234408]  ? page_fault+0x8/0x30
[  423.237958]  page_fault+0x1e/0x30
[  423.241410] RIP: 0033:0x7f00c9250dd3
[  423.245135] Code: Bad RIP value.
[  423.248524] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  423.253886] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  423.261150] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  423.268428] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  423.275692] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  423.282957] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  423.290248] warn_alloc_show_mem: 1 callbacks suppressed
[  423.290260] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  423.290262] Mem-Info:
[  423.290292] active_anon:48257 inactive_anon:195 isolated_anon:0
[  423.290292]  active_file:14 inactive_file:11 isolated_file:0
[  423.290292]  unevictable:0 dirty:0 writeback:0 unstable:0
[  423.290292]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  423.290292]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  423.290292]  free:13718 free_pcp:175 free_cma:0
[  423.295631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.302908] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  423.305308] Call Trace:
[  423.338169] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.347517]  <IRQ>
[  423.374993] lowmem_reserve[]: 0 2818 6321 6321
[  423.377578]  dump_stack+0x244/0x39d
[  423.403657] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  423.405820]  ? dump_stack_print_info.cold.1+0x20/0x20
[  423.410373] lowmem_reserve[]: 0 0 3503 3503
[  423.414005]  warn_alloc.cold.116+0xb7/0x1bd
[  423.441470] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  423.446651]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.450943] lowmem_reserve[]: 0 0 0 0
[  423.455257]  ? lock_downgrade+0x900/0x900
[  423.484126] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  423.488960]  ? trace_hardirqs_off+0xb8/0x310
[  423.493252] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  423.497409]  ? trace_hardirqs_off+0xb8/0x310
[  423.510901] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  423.515303]  __alloc_pages_slowpath+0x26e8/0x2e10
[  423.530480] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  423.534918]  ? warn_alloc+0x120/0x120
[  423.549968] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  423.554796]  ? print_usage_bug+0xc0/0xc0
[  423.563605] 269 total pagecache pages
[  423.567397]  ? warn_alloc+0x120/0x120
[  423.575955] 0 pages in swap cache
[  423.580011]  ? warn_alloc+0x120/0x120
[  423.583789] Swap cache stats: add 0, delete 0, find 0/0
[  423.587576]  ? print_usage_bug+0xc0/0xc0
[  423.591006] Free swap  = 0kB
[  423.594796]  ? print_usage_bug+0xc0/0xc0
[  423.600129] Total swap = 0kB
[  423.604187]  ? __lock_acquire+0x62f/0x4c20
[  423.607193] 1965979 pages RAM
[  423.611271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.614261] 0 pages HighMem/MovableOnly
[  423.618487]  ? should_fail+0x22d/0xd01
[  423.621566] 342853 pages reserved
[  423.627616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.631568] 0 pages cma reserved
[  423.635449]  ? __lock_acquire+0x62f/0x4c20
[  423.638939] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  423.643989]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.644002]  ? __lock_acquire+0x62f/0x4c20
[  423.644017]  ? should_fail+0x22d/0xd01
[  423.647430] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.651598]  ? find_held_lock+0x36/0x1c0
[  423.658061] init cpuset=/ mems_allowed=0
[  423.663152]  ? mark_held_locks+0x130/0x130
[  423.693294]  ? mark_held_locks+0x130/0x130
[  423.697540]  ? zap_class+0x640/0x640
[  423.701279]  ? zap_class+0x640/0x640
[  423.704995]  ? print_usage_bug+0xc0/0xc0
[  423.709047]  ? do_raw_spin_unlock+0xa7/0x330
[  423.713492]  ? zap_class+0x640/0x640
[  423.717232]  ? print_usage_bug+0xc0/0xc0
[  423.721333]  ? wq_watchdog_touch+0x9c/0xfe
[  423.725568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.731101]  ? check_preemption_disabled+0x48/0x280
[  423.736119]  ? __lock_is_held+0xb5/0x140
[  423.740189]  __alloc_pages_nodemask+0xa80/0xde0
[  423.744884]  ? zap_class+0x640/0x640
[  423.748598]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  423.753635]  ? find_held_lock+0x36/0x1c0
[  423.757710]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.762377]  ? lock_downgrade+0x900/0x900
[  423.766525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.772060]  cache_grow_begin+0xa5/0x8c0
[  423.776110]  ? do_raw_spin_unlock+0xa7/0x330
[  423.780533]  fallback_alloc+0x204/0x2e0
[  423.784524]  ____cache_alloc_node+0x1c7/0x1e0
[  423.789018]  kmem_cache_alloc_node+0xe3/0x730
[  423.793513]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.797762]  __alloc_skb+0x119/0x770
[  423.801474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.806762]  ? netdev_alloc_frag+0x1f0/0x1f0
[  423.811215]  ? lock_downgrade+0x900/0x900
[  423.815385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.820935]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.826392]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.831839]  ? addrconf_rs_timer+0x690/0x690
[  423.836263]  ndisc_alloc_skb+0x144/0x340
[  423.840371]  ndisc_send_rs+0x331/0x6e0
[  423.844282]  addrconf_rs_timer+0x314/0x690
[  423.848518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.852758]  call_timer_fn+0x272/0x920
[  423.856638]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.860867]  ? process_timeout+0x40/0x40
[  423.864956]  ? __run_timers+0x7da/0xc70
[  423.868928]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.873419]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.877906]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.882136]  ? lockdep_hardirqs_on+0x296/0x5b0
[  423.886716]  ? trace_hardirqs_on+0xbd/0x310
[  423.891030]  ? kasan_check_read+0x11/0x20
[  423.895170]  ? __run_timers+0x7da/0xc70
[  423.899199]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.904319]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.908578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.912817]  __run_timers+0x7e5/0xc70
[  423.916634]  ? timer_fixup_init+0x70/0x70
[  423.920776]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.925801]  ? zap_class+0x640/0x640
[  423.929512]  ? enqueue_hrtimer+0x1a5/0x560
[  423.933780]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.938994]  ? find_held_lock+0x36/0x1c0
[  423.943051]  ? zap_class+0x640/0x640
[  423.946762]  ? pvclock_read_flags+0x160/0x160
[  423.951265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.956822]  ? check_preemption_disabled+0x48/0x280
[  423.961868]  ? __lock_is_held+0xb5/0x140
[  423.965940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.971473]  ? check_preemption_disabled+0x48/0x280
[  423.976541]  run_timer_softirq+0x52/0xb0
[  423.980635]  ? rcu_read_lock_sched_held+0x14f/0x180
[  423.985648]  __do_softirq+0x308/0xb7e
[  423.989450]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  423.993940]  ? lock_downgrade+0x900/0x900
[  423.998090]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  424.003202]  ? pvclock_read_flags+0x160/0x160
[  424.007726]  ? lapic_next_event+0x5a/0x90
[  424.011871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.017404]  ? kvm_clock_read+0x18/0x30
[  424.021386]  ? kvm_sched_clock_read+0x9/0x20
[  424.025803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.031336]  ? check_preemption_disabled+0x48/0x280
[  424.036389]  irq_exit+0x17f/0x1c0
[  424.039838]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.044669]  ? smp_reschedule_interrupt+0x109/0x650
[  424.049676]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.055587]  ? interrupt_entry+0xb5/0xc0
[  424.059663]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.064674]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.069708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.074566]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.079575]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.084594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.089471]  apic_timer_interrupt+0xf/0x20
[  424.093701]  </IRQ>
[  424.095955] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  424.101850] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  424.120775] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  424.128512] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  424.135772] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  424.143041] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  424.150306] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  424.157568] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  424.164860]  ? save_stack+0xa9/0xd0
[  424.168496]  __kmalloc_node_track_caller+0x3c/0x70
[  424.173432]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  424.178200]  pskb_expand_head+0x230/0x10f0
[  424.182432]  ? check_preemption_disabled+0x48/0x280
[  424.187449]  ? memcpy+0x45/0x50
[  424.190751]  ? __copy_skb_header+0x350/0x6b0
[  424.195179]  ? skb_release_data+0x880/0x880
[  424.199505]  ? __alloc_skb+0x770/0x770
[  424.203399]  ? __lock_is_held+0xb5/0x140
[  424.207459]  ? kasan_check_write+0x14/0x20
[  424.211708]  ? __skb_clone+0x6c7/0xa00
[  424.215609]  ? __copy_skb_header+0x6b0/0x6b0
[  424.220026]  ? kmem_cache_alloc+0x33a/0x730
[  424.224365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.229906]  skb_ensure_writable+0x3dd/0x640
[  424.234319]  ? skb_checksum_setup+0xaa0/0xaa0
[  424.238821]  ? preempt_notifier_register+0x200/0x200
[  424.243925]  ? __switch_to_asm+0x34/0x70
[  424.247985]  ? __switch_to_asm+0x34/0x70
[  424.252037]  ? __switch_to_asm+0x40/0x70
[  424.256089]  ? __switch_to_asm+0x34/0x70
[  424.260160]  ? __switch_to_asm+0x40/0x70
[  424.264273]  ? __switch_to_asm+0x40/0x70
[  424.268331]  ? __switch_to_asm+0x34/0x70
[  424.272424]  ? __switch_to_asm+0x34/0x70
[  424.276493]  ? __switch_to_asm+0x40/0x70
[  424.280563]  ? __switch_to_asm+0x34/0x70
[  424.284660]  bpf_clone_redirect+0x14a/0x490
[  424.288987]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  424.294012]  ? __sched_text_start+0x8/0x8
[  424.298162]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.302948]  ? find_held_lock+0x36/0x1c0
[  424.307042]  ? lock_acquire+0x1ed/0x520
[  424.311016]  ? bpf_test_run+0x3cb/0x780
[  424.315006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.320558]  ? check_preemption_disabled+0x48/0x280
[  424.325580]  ? kasan_check_read+0x11/0x20
[  424.329747]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.335027]  ? rcu_softirq_qs+0x20/0x20
[  424.339005]  ? preempt_schedule+0x4d/0x60
[  424.343157]  ? ___preempt_schedule+0x16/0x18
[  424.347586]  ? bpf_test_run+0x25d/0x780
[  424.351597]  ? netlink_diag_dump+0x2a0/0x2a0
[  424.356008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.361560]  ? bpf_test_init.isra.10+0x70/0x100
[  424.366238]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  424.371001]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  424.375845]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.381400]  ? fput+0x130/0x1a0
[  424.384698]  ? __bpf_prog_get+0x9b/0x290
[  424.388783]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  424.393623]  ? bpf_prog_test_run+0x130/0x1a0
[  424.398038]  ? __x64_sys_bpf+0x3d8/0x520
[  424.402098]  ? bpf_prog_get+0x20/0x20
[  424.405915]  ? do_syscall_64+0x1b9/0x820
[  424.409975]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  424.415342]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.420267]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.425114]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.430127]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.435150]  ? prepare_exit_to_usermode+0x291/0x3b0
[  424.440173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.445031]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  424.450409] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  424.450489] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.456566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.456571] Call Trace:
[  424.456578]  <IRQ>
[  424.456595]  dump_stack+0x244/0x39d
[  424.456612]  ? dump_stack_print_info.cold.1+0x20/0x20
[  424.463132] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.472437]  warn_alloc.cold.116+0xb7/0x1bd
[  424.474995] syz-executor4 cpuset=syz4 mems_allowed=0
[  424.477142]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.511045]  ? lock_downgrade+0x900/0x900
[  424.515214]  ? trace_hardirqs_off+0xb8/0x310
[  424.519662]  ? trace_hardirqs_off+0xb8/0x310
[  424.524117]  __alloc_pages_slowpath+0x26e8/0x2e10
[  424.528976]  ? warn_alloc+0x120/0x120
[  424.532772]  ? print_usage_bug+0xc0/0xc0
[  424.536841]  ? warn_alloc+0x120/0x120
[  424.540637]  ? warn_alloc+0x120/0x120
[  424.544448]  ? print_usage_bug+0xc0/0xc0
[  424.548527]  ? print_usage_bug+0xc0/0xc0
[  424.552585]  ? __lock_acquire+0x62f/0x4c20
[  424.556854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.562420]  ? should_fail+0x22d/0xd01
[  424.566309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.571416]  ? __lock_acquire+0x62f/0x4c20
[  424.575650]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.580775]  ? __lock_acquire+0x62f/0x4c20
[  424.585014]  ? should_fail+0x22d/0xd01
[  424.588904]  ? find_held_lock+0x36/0x1c0
[  424.592972]  ? mark_held_locks+0x130/0x130
[  424.597229]  ? mark_held_locks+0x130/0x130
[  424.601458]  ? zap_class+0x640/0x640
[  424.605198]  ? zap_class+0x640/0x640
[  424.608954]  ? print_usage_bug+0xc0/0xc0
[  424.613036]  ? do_raw_spin_unlock+0xa7/0x330
[  424.617438]  ? zap_class+0x640/0x640
[  424.621144]  ? print_usage_bug+0xc0/0xc0
[  424.625220]  ? wq_watchdog_touch+0x9c/0xfe
[  424.629484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.635016]  ? check_preemption_disabled+0x48/0x280
[  424.640034]  ? __lock_is_held+0xb5/0x140
[  424.644098]  __alloc_pages_nodemask+0xa80/0xde0
[  424.648768]  ? zap_class+0x640/0x640
[  424.652482]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  424.657505]  ? find_held_lock+0x36/0x1c0
[  424.661572]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.666238]  ? lock_downgrade+0x900/0x900
[  424.670401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.675935]  cache_grow_begin+0xa5/0x8c0
[  424.680004]  ? do_raw_spin_unlock+0xa7/0x330
[  424.684421]  fallback_alloc+0x204/0x2e0
[  424.688433]  ____cache_alloc_node+0x1c7/0x1e0
[  424.692940]  kmem_cache_alloc_node+0xe3/0x730
[  424.697452]  ? ipv6_get_ifaddr+0x42e/0x620
[  424.701695]  __alloc_skb+0x119/0x770
[  424.705410]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.710704]  ? netdev_alloc_frag+0x1f0/0x1f0
[  424.715129]  ? lock_downgrade+0x900/0x900
[  424.719280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.724827]  ? refcount_sub_and_test_checked+0x203/0x310
[  424.730278]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  424.735732]  ? addrconf_rs_timer+0x690/0x690
[  424.740152]  ndisc_alloc_skb+0x144/0x340
[  424.744265]  ndisc_send_rs+0x331/0x6e0
[  424.748211]  addrconf_rs_timer+0x314/0x690
[  424.752489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.756762]  call_timer_fn+0x272/0x920
[  424.760653]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.764918]  ? process_timeout+0x40/0x40
[  424.769016]  ? mark_held_locks+0xc7/0x130
[  424.773198]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.777707]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.782202]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.786460]  ? lockdep_hardirqs_on+0x296/0x5b0
[  424.791040]  ? trace_hardirqs_on+0xbd/0x310
[  424.795381]  ? kasan_check_read+0x11/0x20
[  424.799546]  ? __run_timers+0x7da/0xc70
[  424.803529]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.808639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.812891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.817126]  __run_timers+0x7e5/0xc70
[  424.820928]  ? timer_fixup_init+0x70/0x70
[  424.825071]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.830080]  ? zap_class+0x640/0x640
[  424.833791]  ? print_usage_bug+0xc0/0xc0
[  424.837850]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  424.843059]  ? find_held_lock+0x36/0x1c0
[  424.847125]  ? zap_class+0x640/0x640
[  424.850838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.856376]  ? check_preemption_disabled+0x48/0x280
[  424.861400]  ? __lock_is_held+0xb5/0x140
[  424.865480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.871016]  ? check_preemption_disabled+0x48/0x280
[  424.876038]  run_timer_softirq+0x52/0xb0
[  424.880098]  ? rcu_read_lock_sched_held+0x14f/0x180
[  424.885115]  __do_softirq+0x308/0xb7e
[  424.888918]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  424.893438]  ? lock_downgrade+0x900/0x900
[  424.897609]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  424.902721]  ? pvclock_read_flags+0x160/0x160
[  424.907221]  ? lapic_next_event+0x5a/0x90
[  424.911372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.916907]  ? kvm_clock_read+0x18/0x30
[  424.920876]  ? kvm_sched_clock_read+0x9/0x20
[  424.925298]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.930835]  ? check_preemption_disabled+0x48/0x280
[  424.935958]  irq_exit+0x17f/0x1c0
[  424.939403]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.944253]  ? smp_reschedule_interrupt+0x109/0x650
[  424.949273]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.955147]  ? interrupt_entry+0xb5/0xc0
[  424.959242]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.964256]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.969284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.974119]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.979161]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.984217]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.989073]  apic_timer_interrupt+0xf/0x20
[  424.993324]  </IRQ>
[  424.995556] RIP: 0010:dump_stack+0x358/0x39d
[  424.999965] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  425.018862] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  425.026568] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  425.033836] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  425.041100] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  425.048367] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  425.055631] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  425.062930]  ? dump_stack+0x34f/0x39d
[  425.066774]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.071991]  ? mark_held_locks+0x130/0x130
[  425.076234]  ? mark_held_locks+0x130/0x130
[  425.080474]  dump_header+0x27b/0xf72
[  425.084225]  ? pagefault_out_of_memory+0x197/0x197
[  425.089173]  ? __lock_acquire+0x62f/0x4c20
[  425.093421]  ? percpu_ref_get_many+0x240/0x240
[  425.098011]  ? print_usage_bug+0xc0/0xc0
[  425.102079]  ? zap_class+0x640/0x640
[  425.105792]  ? print_usage_bug+0xc0/0xc0
[  425.109850]  ? print_usage_bug+0xc0/0xc0
[  425.113912]  ? zap_class+0x640/0x640
[  425.117632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.123173]  ? find_held_lock+0x36/0x1c0
[  425.127251]  ? mark_held_locks+0xc7/0x130
[  425.131398]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.136507]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.141620]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  425.146210]  ? trace_hardirqs_on+0xbd/0x310
[  425.150549]  ? kasan_check_read+0x11/0x20
[  425.154709]  ? ___ratelimit+0x3b4/0x672
[  425.158697]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.163837]  ? trace_hardirqs_on+0x310/0x310
[  425.168240]  ? lock_downgrade+0x900/0x900
[  425.172388]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.177485]  ? ___ratelimit+0x3b9/0x672
[  425.181454]  ? idr_get_free+0xf70/0xf70
[  425.185425]  ? find_held_lock+0x36/0x1c0
[  425.189495]  oom_kill_process.cold.27+0x10/0x903
[  425.194274]  ? zap_class+0x640/0x640
[  425.197987]  ? check_preemption_disabled+0x48/0x280
[  425.203001]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.207932]  ? kasan_check_read+0x11/0x20
[  425.212078]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.217383]  ? oom_evaluate_task+0x540/0x540
[  425.221799]  ? find_held_lock+0x36/0x1c0
[  425.225864]  ? out_of_memory+0x974/0x1430
[  425.230011]  ? lock_downgrade+0x900/0x900
[  425.234169]  ? check_preemption_disabled+0x48/0x280
[  425.239201]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.244142]  ? kasan_check_read+0x11/0x20
[  425.248333]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.253606]  ? rcu_softirq_qs+0x20/0x20
[  425.257585]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.263137]  ? oom_evaluate_task+0x302/0x540
[  425.267636]  out_of_memory+0xa84/0x1430
[  425.271617]  ? oom_killer_disable+0x3a0/0x3a0
[  425.276112]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  425.281043]  ? __ww_mutex_check_waiters+0x160/0x160
[  425.286115]  __alloc_pages_slowpath+0x2354/0x2e10
[  425.290990]  ? warn_alloc+0x120/0x120
[  425.294784]  ? mark_held_locks+0x130/0x130
[  425.299018]  ? find_get_entry+0xaae/0x1120
[  425.303278]  ? filemap_map_pages+0x1a20/0x1a20
[  425.307881]  ? zap_class+0x640/0x640
[  425.311627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.317159]  ? check_preemption_disabled+0x48/0x280
[  425.322190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.327775]  ? should_fail+0x22d/0xd01
[  425.331664]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.336780]  ? zap_class+0x640/0x640
[  425.340514]  ? __lock_is_held+0xb5/0x140
[  425.344614]  ? mark_held_locks+0x130/0x130
[  425.348849]  ? lock_release+0xa00/0xa00
[  425.352854]  ? perf_trace_sched_process_exec+0x860/0x860
[  425.358316]  ? xa_load+0x2ba/0x460
[  425.361872]  ? lock_downgrade+0x900/0x900
[  425.366036]  ? __might_sleep+0x95/0x190
[  425.370017]  __alloc_pages_nodemask+0xa80/0xde0
[  425.374704]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  425.379734]  ? __page_cache_alloc+0x191/0x5c0
[  425.384254]  ? xa_load+0x2e1/0x460
[  425.387797]  ? xa_clear_mark+0x40/0x40
[  425.391683]  ? zap_class+0x640/0x640
[  425.395404]  ? zap_class+0x640/0x640
[  425.399121]  ? zap_class+0x640/0x640
[  425.402836]  ? __do_page_cache_readahead+0x663/0x810
[  425.407958]  ? find_held_lock+0x36/0x1c0
[  425.412024]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  425.417572]  alloc_pages_current+0x173/0x350
[  425.422005]  __page_cache_alloc+0x38c/0x5c0
[  425.426326]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.431258]  ? kasan_check_read+0x11/0x20
[  425.435417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.440699]  ? generic_perform_write+0x6a0/0x6a0
[  425.445467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.451008]  ? check_preemption_disabled+0x48/0x280
[  425.456036]  filemap_fault+0x1595/0x25f0
[  425.460107]  ? __lock_page_or_retry+0xa00/0xa00
[  425.464777]  ? mark_held_locks+0x130/0x130
[  425.469022]  ? filemap_map_pages+0xd6b/0x1a20
[  425.473515]  ? lock_downgrade+0x900/0x900
[  425.477679]  ? check_preemption_disabled+0x48/0x280
[  425.482695]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.487629]  ? kasan_check_read+0x11/0x20
[  425.491775]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.497053]  ? rcu_softirq_qs+0x20/0x20
[  425.501043]  ? filemap_map_pages+0xd92/0x1a20
[  425.505544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.511179]  ? find_get_entries_tag+0x1400/0x1400
[  425.516040]  ? __lock_acquire+0x62f/0x4c20
[  425.520295]  ? lock_acquire+0x1ed/0x520
[  425.524271]  ? ext4_filemap_fault+0x7a/0xad
[  425.528599]  ? lock_release+0xa00/0xa00
[  425.532605]  ? perf_trace_sched_process_exec+0x860/0x860
[  425.538055]  ? print_usage_bug+0xc0/0xc0
[  425.542131]  ? print_usage_bug+0xc0/0xc0
[  425.546212]  ? down_read+0x8d/0x120
[  425.549837]  ? ext4_filemap_fault+0x7a/0xad
[  425.554158]  ? __down_interruptible+0x700/0x700
[  425.558852]  ext4_filemap_fault+0x82/0xad
[  425.563005]  __do_fault+0x100/0x6b0
[  425.566634]  ? pmd_devmap_trans_unstable+0x220/0x220
[  425.571751]  ? mark_held_locks+0x130/0x130
[  425.575990]  ? mark_held_locks+0x130/0x130
[  425.580256]  ? find_held_lock+0x36/0x1c0
[  425.584321]  ? find_held_lock+0x36/0x1c0
[  425.588387]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.593944]  __handle_mm_fault+0x3ea0/0x5be0
[  425.598366]  ? poll_select_copy_remaining+0x18c/0x6a0
[  425.603559]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  425.608402]  ? __might_fault+0x12b/0x1e0
[  425.612481]  ? lock_downgrade+0x900/0x900
[  425.616649]  ? zap_class+0x640/0x640
[  425.620361]  ? zap_class+0x640/0x640
[  425.624229]  ? find_held_lock+0x36/0x1c0
[  425.628299]  ? handle_mm_fault+0x42a/0xc70
[  425.632559]  ? lock_downgrade+0x900/0x900
[  425.636705]  ? check_preemption_disabled+0x48/0x280
[  425.641720]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.646647]  ? kasan_check_read+0x11/0x20
[  425.650791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.656082]  ? rcu_softirq_qs+0x20/0x20
[  425.660053]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.665157]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.670699]  ? check_preemption_disabled+0x48/0x280
[  425.675739]  handle_mm_fault+0x54f/0xc70
[  425.679870]  ? __handle_mm_fault+0x5be0/0x5be0
[  425.684472]  ? find_vma+0x34/0x190
[  425.688045]  __do_page_fault+0x5e8/0xe60
[  425.692099]  ? trace_hardirqs_off+0xb8/0x310
[  425.696515]  do_page_fault+0xf2/0x7e0
[  425.700330]  ? vmalloc_sync_all+0x30/0x30
[  425.704482]  ? error_entry+0x70/0xd0
[  425.708216]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.713227]  ? trace_hardirqs_on_caller+0xc0/0x310
[  425.718149]  ? syscall_return_slowpath+0x5e0/0x5e0
[  425.723068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.727906]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.732917]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.738395]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  425.743410]  ? prepare_exit_to_usermode+0x291/0x3b0
[  425.748436]  ? page_fault+0x8/0x30
[  425.751975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.756818]  ? page_fault+0x8/0x30
[  425.760369]  page_fault+0x1e/0x30
[  425.763813] RIP: 0033:0x7f00c9250dd3
[  425.767549] Code: Bad RIP value.
[  425.770906] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  425.776273] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  425.783535] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  425.790798] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  425.798059] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  425.805322] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  425.812632] warn_alloc_show_mem: 1 callbacks suppressed
[  425.812657] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  425.812659] Mem-Info:
[  425.812718] active_anon:48257 inactive_anon:195 isolated_anon:0
[  425.812718]  active_file:14 inactive_file:11 isolated_file:0
[  425.812718]  unevictable:0 dirty:0 writeback:0 unstable:0
[  425.812718]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  425.812718]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  425.812718]  free:13718 free_pcp:175 free_cma:0
[  425.818074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.825347] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  425.827753] Call Trace:
[  425.860633] 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
[  425.869984]  <IRQ>
[  425.897460] lowmem_reserve[]: 0 2818 6321 6321
[  425.900035]  dump_stack+0x244/0x39d
[  425.926133] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  425.928272]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.932821] lowmem_reserve[]: 0 0 3503 3503
[  425.936442]  warn_alloc.cold.116+0xb7/0x1bd
[  425.963906] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  425.969101]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  425.973395] lowmem_reserve[]: 0 0 0 0
[  425.977727]  ? lock_downgrade+0x900/0x900
[  426.006589] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  426.011424]  ? trace_hardirqs_off+0xb8/0x310
[  426.015203] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  426.019368]  ? trace_hardirqs_off+0xb8/0x310
[  426.032860] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  426.037317]  __alloc_pages_slowpath+0x26e8/0x2e10
[  426.052464] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.056889]  ? warn_alloc+0x120/0x120
[  426.071933] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.076756]  ? print_usage_bug+0xc0/0xc0
[  426.085582] 269 total pagecache pages
[  426.089371]  ? warn_alloc+0x120/0x120
[  426.097939] 0 pages in swap cache
[  426.101999]  ? warn_alloc+0x120/0x120
[  426.105810] Swap cache stats: add 0, delete 0, find 0/0
[  426.109613]  ? print_usage_bug+0xc0/0xc0
[  426.113059] Free swap  = 0kB
[  426.116867]  ? print_usage_bug+0xc0/0xc0
[  426.122211] Total swap = 0kB
[  426.126258]  ? __lock_acquire+0x62f/0x4c20
[  426.129251] 1965979 pages RAM
[  426.133303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.136291] 0 pages HighMem/MovableOnly
[  426.140517]  ? should_fail+0x22d/0xd01
[  426.143593] 342853 pages reserved
[  426.149117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.153061] 0 pages cma reserved
[  426.156935]  ? __lock_acquire+0x62f/0x4c20
[  426.160436] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.165454]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.165484]  ? __lock_acquire+0x62f/0x4c20
[  426.165496]  ? should_fail+0x22d/0xd01
[  426.165511]  ? find_held_lock+0x36/0x1c0
[  426.169436] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.173094]  ? mark_held_locks+0x130/0x130
[  426.173111]  ? mark_held_locks+0x130/0x130
[  426.179687] init cpuset=/ mems_allowed=0
[  426.184778]  ? zap_class+0x640/0x640
[  426.184793]  ? zap_class+0x640/0x640
[  426.226731]  ? print_usage_bug+0xc0/0xc0
[  426.230814]  ? do_raw_spin_unlock+0xa7/0x330
[  426.235216]  ? zap_class+0x640/0x640
[  426.238952]  ? print_usage_bug+0xc0/0xc0
[  426.243023]  ? wq_watchdog_touch+0x9c/0xfe
[  426.247263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.252798]  ? check_preemption_disabled+0x48/0x280
[  426.257834]  ? __lock_is_held+0xb5/0x140
[  426.261912]  __alloc_pages_nodemask+0xa80/0xde0
[  426.266592]  ? zap_class+0x640/0x640
[  426.270309]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  426.275346]  ? find_held_lock+0x36/0x1c0
[  426.279414]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.284078]  ? lock_downgrade+0x900/0x900
[  426.288278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.293817]  cache_grow_begin+0xa5/0x8c0
[  426.297875]  ? do_raw_spin_unlock+0xa7/0x330
[  426.302298]  fallback_alloc+0x204/0x2e0
[  426.306291]  ____cache_alloc_node+0x1c7/0x1e0
[  426.310787]  kmem_cache_alloc_node+0xe3/0x730
[  426.315283]  ? ipv6_get_ifaddr+0x42e/0x620
[  426.319543]  __alloc_skb+0x119/0x770
[  426.323264]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.328543]  ? netdev_alloc_frag+0x1f0/0x1f0
[  426.332952]  ? lock_downgrade+0x900/0x900
[  426.337106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.342646]  ? refcount_sub_and_test_checked+0x203/0x310
[  426.348112]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  426.353562]  ? addrconf_rs_timer+0x690/0x690
[  426.357983]  ndisc_alloc_skb+0x144/0x340
[  426.362056]  ndisc_send_rs+0x331/0x6e0
[  426.365945]  addrconf_rs_timer+0x314/0x690
[  426.370205]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.374456]  call_timer_fn+0x272/0x920
[  426.378373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.382609]  ? process_timeout+0x40/0x40
[  426.386734]  ? __run_timers+0x7da/0xc70
[  426.390722]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.395219]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.399735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.403981]  ? lockdep_hardirqs_on+0x296/0x5b0
[  426.408594]  ? trace_hardirqs_on+0xbd/0x310
[  426.412930]  ? kasan_check_read+0x11/0x20
[  426.417091]  ? __run_timers+0x7da/0xc70
[  426.421066]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.426173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.430435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.434665]  __run_timers+0x7e5/0xc70
[  426.438477]  ? timer_fixup_init+0x70/0x70
[  426.442632]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.447652]  ? zap_class+0x640/0x640
[  426.451380]  ? enqueue_hrtimer+0x1a5/0x560
[  426.455634]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.460841]  ? find_held_lock+0x36/0x1c0
[  426.464926]  ? zap_class+0x640/0x640
[  426.468646]  ? pvclock_read_flags+0x160/0x160
[  426.473147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.478687]  ? check_preemption_disabled+0x48/0x280
[  426.483723]  ? __lock_is_held+0xb5/0x140
[  426.487788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.493455]  ? check_preemption_disabled+0x48/0x280
[  426.498494]  run_timer_softirq+0x52/0xb0
[  426.502586]  ? rcu_read_lock_sched_held+0x14f/0x180
[  426.507602]  __do_softirq+0x308/0xb7e
[  426.511401]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  426.515892]  ? lock_downgrade+0x900/0x900
[  426.520044]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  426.525147]  ? pvclock_read_flags+0x160/0x160
[  426.529673]  ? lapic_next_event+0x5a/0x90
[  426.533877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.539416]  ? kvm_clock_read+0x18/0x30
[  426.543392]  ? kvm_sched_clock_read+0x9/0x20
[  426.547797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.553328]  ? check_preemption_disabled+0x48/0x280
[  426.558346]  irq_exit+0x17f/0x1c0
[  426.561813]  smp_apic_timer_interrupt+0x1cb/0x760
[  426.566652]  ? smp_reschedule_interrupt+0x109/0x650
[  426.571665]  ? smp_call_function_single_interrupt+0x650/0x650
[  426.577542]  ? interrupt_entry+0xb5/0xc0
[  426.581616]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.586620]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.591627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.596469]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.601497]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.606545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.611425]  apic_timer_interrupt+0xf/0x20
[  426.615650]  </IRQ>
[  426.617893] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  426.623778] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  426.642673] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  426.650385] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  426.657648] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  426.664912] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  426.672175] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  426.679446] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  426.686741]  ? save_stack+0xa9/0xd0
[  426.690380]  __kmalloc_node_track_caller+0x3c/0x70
[  426.695345]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  426.700109]  pskb_expand_head+0x230/0x10f0
[  426.704341]  ? check_preemption_disabled+0x48/0x280
[  426.709360]  ? memcpy+0x45/0x50
[  426.712653]  ? __copy_skb_header+0x350/0x6b0
[  426.717061]  ? skb_release_data+0x880/0x880
[  426.721382]  ? __alloc_skb+0x770/0x770
[  426.725292]  ? __lock_is_held+0xb5/0x140
[  426.729401]  ? kasan_check_write+0x14/0x20
[  426.733632]  ? __skb_clone+0x6c7/0xa00
[  426.737522]  ? __copy_skb_header+0x6b0/0x6b0
[  426.741928]  ? kmem_cache_alloc+0x33a/0x730
[  426.746252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.751799]  skb_ensure_writable+0x3dd/0x640
[  426.756225]  ? skb_checksum_setup+0xaa0/0xaa0
[  426.760741]  ? preempt_notifier_register+0x200/0x200
[  426.765897]  ? __switch_to_asm+0x34/0x70
[  426.769950]  ? __switch_to_asm+0x34/0x70
[  426.774024]  ? __switch_to_asm+0x40/0x70
[  426.778108]  ? __switch_to_asm+0x34/0x70
[  426.782167]  ? __switch_to_asm+0x40/0x70
[  426.786245]  ? __switch_to_asm+0x40/0x70
[  426.790316]  ? __switch_to_asm+0x34/0x70
[  426.794377]  ? __switch_to_asm+0x34/0x70
[  426.798440]  ? __switch_to_asm+0x40/0x70
[  426.802496]  ? __switch_to_asm+0x34/0x70
[  426.806561]  bpf_clone_redirect+0x14a/0x490
[  426.810906]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  426.815927]  ? __sched_text_start+0x8/0x8
[  426.820079]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  426.824846]  ? find_held_lock+0x36/0x1c0
[  426.828911]  ? lock_acquire+0x1ed/0x520
[  426.832897]  ? bpf_test_run+0x3cb/0x780
[  426.836889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.842431]  ? check_preemption_disabled+0x48/0x280
[  426.847486]  ? kasan_check_read+0x11/0x20
[  426.851634]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.856907]  ? rcu_softirq_qs+0x20/0x20
[  426.860895]  ? preempt_schedule+0x4d/0x60
[  426.865045]  ? ___preempt_schedule+0x16/0x18
[  426.869490]  ? bpf_test_run+0x25d/0x780
[  426.873480]  ? netlink_diag_dump+0x2a0/0x2a0
[  426.877890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.883439]  ? bpf_test_init.isra.10+0x70/0x100
[  426.888110]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  426.892871]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  426.897727]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.903263]  ? fput+0x130/0x1a0
[  426.906566]  ? __bpf_prog_get+0x9b/0x290
[  426.910626]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  426.915480]  ? bpf_prog_test_run+0x130/0x1a0
[  426.919892]  ? __x64_sys_bpf+0x3d8/0x520
[  426.923952]  ? bpf_prog_get+0x20/0x20
[  426.927766]  ? do_syscall_64+0x1b9/0x820
[  426.931834]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  426.937206]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.942145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.947010]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.952023]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  426.957036]  ? prepare_exit_to_usermode+0x291/0x3b0
[  426.962052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.966896]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  426.972269] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  426.972334] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.978432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.978437] Call Trace:
[  426.978443]  <IRQ>
[  426.978459]  dump_stack+0x244/0x39d
[  426.978475]  ? dump_stack_print_info.cold.1+0x20/0x20
[  426.985021] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.994295]  warn_alloc.cold.116+0xb7/0x1bd
[  426.996849] syz-executor4 cpuset=syz4 mems_allowed=0
[  426.998994]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.032589]  ? lock_downgrade+0x900/0x900
[  427.036751]  ? trace_hardirqs_off+0xb8/0x310
[  427.041158]  ? trace_hardirqs_off+0xb8/0x310
[  427.045566]  ? noop_count+0x40/0x40
[  427.049199]  __alloc_pages_slowpath+0x26e8/0x2e10
[  427.054118]  ? check_usage+0x1aa/0x790
[  427.058033]  ? warn_alloc+0x120/0x120
[  427.061848]  ? warn_alloc+0x120/0x120
[  427.065653]  ? __bfs+0xb0/0x780
[  427.068925]  ? warn_alloc+0x120/0x120
[  427.072739]  ? print_usage_bug+0xc0/0xc0
[  427.076807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.082357]  ? should_fail+0x22d/0xd01
[  427.086242]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  427.092158]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.097283]  ? __lock_acquire+0x62f/0x4c20
[  427.101541]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.106643]  ? should_fail+0x22d/0xd01
[  427.110537]  ? mark_held_locks+0x130/0x130
[  427.114769]  ? mark_held_locks+0x130/0x130
[  427.119011]  ? print_usage_bug+0xc0/0xc0
[  427.123083]  ? find_held_lock+0x36/0x1c0
[  427.127136]  ? zap_class+0x640/0x640
[  427.130874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.136417]  ? check_preemption_disabled+0x48/0x280
[  427.141439]  ? __lock_is_held+0xb5/0x140
[  427.145502]  __alloc_pages_nodemask+0xa80/0xde0
[  427.150168]  ? zap_class+0x640/0x640
[  427.153888]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  427.158907]  ? find_held_lock+0x36/0x1c0
[  427.162971]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.167635]  ? lock_downgrade+0x900/0x900
[  427.171802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.177347]  cache_grow_begin+0xa5/0x8c0
[  427.181419]  ? do_raw_spin_unlock+0xa7/0x330
[  427.185832]  fallback_alloc+0x204/0x2e0
[  427.189811]  ____cache_alloc_node+0x1c7/0x1e0
[  427.194306]  kmem_cache_alloc_node+0xe3/0x730
[  427.198799]  ? mark_held_locks+0xc7/0x130
[  427.202950]  __alloc_skb+0x119/0x770
[  427.206662]  ? netdev_alloc_frag+0x1f0/0x1f0
[  427.211062]  ? do_raw_spin_trylock+0x270/0x270
[  427.215638]  ? kmem_cache_alloc_trace+0x353/0x750
[  427.220490]  ? queue_work_on+0x12c/0x1e0
[  427.224551]  ? switchdev_port_obj_del+0xdc/0x440
[  427.229302]  ? switchdev_trans_item_enqueue+0x260/0x260
[  427.234662]  ? mod_timer+0x631/0x1560
[  427.238452]  ? wake_up_klogd+0x180/0x180
[  427.242513]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  427.247571]  __br_mdb_notify+0x4ff/0x15d0
[  427.251736]  ? __br_mdb_add+0x7f0/0x7f0
[  427.255757]  ? zap_class+0x640/0x640
[  427.259491]  ? br_multicast_group_expired+0x96/0x610
[  427.264616]  br_mdb_notify+0x310/0x410
[  427.268515]  ? br_mdb_dump+0x27b0/0x27b0
[  427.272580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.278127]  br_multicast_group_expired+0x1bc/0x610
[  427.283157]  ? br_mdb_free+0x80/0x80
[  427.286920]  call_timer_fn+0x272/0x920
[  427.290814]  ? br_mdb_free+0x80/0x80
[  427.294523]  ? process_timeout+0x40/0x40
[  427.298626]  ? mark_held_locks+0xc7/0x130
[  427.302771]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.307264]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.311765]  ? br_mdb_free+0x80/0x80
[  427.315477]  ? lockdep_hardirqs_on+0x296/0x5b0
[  427.320053]  ? trace_hardirqs_on+0xbd/0x310
[  427.324464]  ? kasan_check_read+0x11/0x20
[  427.328609]  ? __run_timers+0x7da/0xc70
[  427.332586]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.337691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.341929]  ? br_mdb_free+0x80/0x80
[  427.345637]  __run_timers+0x7e5/0xc70
[  427.349451]  ? timer_fixup_init+0x70/0x70
[  427.353600]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  427.358633]  ? zap_class+0x640/0x640
[  427.362369]  ? print_usage_bug+0xc0/0xc0
[  427.366461]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  427.371667]  ? find_held_lock+0x36/0x1c0
[  427.375726]  ? zap_class+0x640/0x640
[  427.379463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.385019]  ? check_preemption_disabled+0x48/0x280
[  427.390045]  ? __lock_is_held+0xb5/0x140
[  427.394108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.399646]  ? check_preemption_disabled+0x48/0x280
[  427.404666]  run_timer_softirq+0x52/0xb0
[  427.408726]  ? rcu_read_lock_sched_held+0x14f/0x180
[  427.413749]  __do_softirq+0x308/0xb7e
[  427.417575]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  427.422072]  ? lock_downgrade+0x900/0x900
[  427.426233]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  427.431346]  ? pvclock_read_flags+0x160/0x160
[  427.435845]  ? lapic_next_event+0x5a/0x90
[  427.440026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.445572]  ? kvm_clock_read+0x18/0x30
[  427.449548]  ? kvm_sched_clock_read+0x9/0x20
[  427.453970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.459505]  ? check_preemption_disabled+0x48/0x280
[  427.464555]  irq_exit+0x17f/0x1c0
[  427.468022]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.472858]  ? smp_reschedule_interrupt+0x109/0x650
[  427.477880]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.483756]  ? interrupt_entry+0xb5/0xc0
[  427.487814]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.493348]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.498380]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.503226]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.508238]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.513258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.518101]  apic_timer_interrupt+0xf/0x20
[  427.522343]  </IRQ>
[  427.524635] RIP: 0010:dump_stack+0x358/0x39d
[  427.529075] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  427.547971] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  427.555673] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  427.562939] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  427.570260] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  427.577557] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  427.584847] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  427.592146]  ? dump_stack+0x34f/0x39d
[  427.595954]  ? dump_stack_print_info.cold.1+0x20/0x20
[  427.601143]  ? mark_held_locks+0x130/0x130
[  427.605394]  ? mark_held_locks+0x130/0x130
[  427.609644]  dump_header+0x27b/0xf72
[  427.613368]  ? pagefault_out_of_memory+0x197/0x197
[  427.618332]  ? __lock_acquire+0x62f/0x4c20
[  427.622565]  ? percpu_ref_get_many+0x240/0x240
[  427.627305]  ? print_usage_bug+0xc0/0xc0
[  427.631373]  ? zap_class+0x640/0x640
[  427.635085]  ? print_usage_bug+0xc0/0xc0
[  427.639137]  ? print_usage_bug+0xc0/0xc0
[  427.643234]  ? zap_class+0x640/0x640
[  427.646997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.652564]  ? find_held_lock+0x36/0x1c0
[  427.656627]  ? mark_held_locks+0xc7/0x130
[  427.660769]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  427.665861]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  427.670956]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  427.675532]  ? trace_hardirqs_on+0xbd/0x310
[  427.679866]  ? kasan_check_read+0x11/0x20
[  427.684007]  ? ___ratelimit+0x3b4/0x672
[  427.687975]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.693089]  ? trace_hardirqs_on+0x310/0x310
[  427.697510]  ? lock_downgrade+0x900/0x900
[  427.701658]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.706757]  ? ___ratelimit+0x3b9/0x672
[  427.710729]  ? idr_get_free+0xf70/0xf70
[  427.714696]  ? find_held_lock+0x36/0x1c0
[  427.718757]  oom_kill_process.cold.27+0x10/0x903
[  427.723508]  ? zap_class+0x640/0x640
[  427.727255]  ? check_preemption_disabled+0x48/0x280
[  427.732326]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.737266]  ? kasan_check_read+0x11/0x20
[  427.741421]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.746707]  ? oom_evaluate_task+0x540/0x540
[  427.751113]  ? find_held_lock+0x36/0x1c0
[  427.755196]  ? out_of_memory+0x974/0x1430
[  427.759362]  ? lock_downgrade+0x900/0x900
[  427.763505]  ? check_preemption_disabled+0x48/0x280
[  427.768536]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.773487]  ? kasan_check_read+0x11/0x20
[  427.777646]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.782915]  ? rcu_softirq_qs+0x20/0x20
[  427.786891]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.792424]  ? oom_evaluate_task+0x302/0x540
[  427.796849]  out_of_memory+0xa84/0x1430
[  427.800834]  ? oom_killer_disable+0x3a0/0x3a0
[  427.805328]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  427.810259]  ? __ww_mutex_check_waiters+0x160/0x160
[  427.815304]  __alloc_pages_slowpath+0x2354/0x2e10
[  427.820228]  ? warn_alloc+0x120/0x120
[  427.824042]  ? mark_held_locks+0x130/0x130
[  427.828279]  ? find_get_entry+0xaae/0x1120
[  427.832537]  ? filemap_map_pages+0x1a20/0x1a20
[  427.837115]  ? zap_class+0x640/0x640
[  427.840828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.846359]  ? check_preemption_disabled+0x48/0x280
[  427.851374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.856907]  ? should_fail+0x22d/0xd01
[  427.860794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.865894]  ? zap_class+0x640/0x640
[  427.869624]  ? __lock_is_held+0xb5/0x140
[  427.873704]  ? mark_held_locks+0x130/0x130
[  427.877965]  ? lock_release+0xa00/0xa00
[  427.881938]  ? perf_trace_sched_process_exec+0x860/0x860
[  427.887384]  ? xa_load+0x2ba/0x460
[  427.890919]  ? lock_downgrade+0x900/0x900
[  427.895067]  ? __might_sleep+0x95/0x190
[  427.899037]  __alloc_pages_nodemask+0xa80/0xde0
[  427.903710]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  427.908721]  ? __page_cache_alloc+0x191/0x5c0
[  427.913247]  ? xa_load+0x2e1/0x460
[  427.916788]  ? xa_clear_mark+0x40/0x40
[  427.920675]  ? zap_class+0x640/0x640
[  427.924421]  ? zap_class+0x640/0x640
[  427.928128]  ? zap_class+0x640/0x640
[  427.931844]  ? __do_page_cache_readahead+0x663/0x810
[  427.936945]  ? find_held_lock+0x36/0x1c0
[  427.941019]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  427.946570]  alloc_pages_current+0x173/0x350
[  427.950977]  __page_cache_alloc+0x38c/0x5c0
[  427.955289]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.960225]  ? kasan_check_read+0x11/0x20
[  427.964370]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.969643]  ? generic_perform_write+0x6a0/0x6a0
[  427.974417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.979962]  ? check_preemption_disabled+0x48/0x280
[  427.984997]  filemap_fault+0x1595/0x25f0
[  427.989094]  ? __lock_page_or_retry+0xa00/0xa00
[  427.993771]  ? mark_held_locks+0x130/0x130
[  427.998004]  ? filemap_map_pages+0xd6b/0x1a20
[  428.002500]  ? lock_downgrade+0x900/0x900
[  428.006657]  ? check_preemption_disabled+0x48/0x280
[  428.011687]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.016628]  ? kasan_check_read+0x11/0x20
[  428.020766]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.026037]  ? rcu_softirq_qs+0x20/0x20
[  428.030015]  ? filemap_map_pages+0xd92/0x1a20
[  428.034513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.040097]  ? find_get_entries_tag+0x1400/0x1400
[  428.044944]  ? __lock_acquire+0x62f/0x4c20
[  428.049180]  ? lock_acquire+0x1ed/0x520
[  428.053160]  ? ext4_filemap_fault+0x7a/0xad
[  428.057494]  ? lock_release+0xa00/0xa00
[  428.061464]  ? perf_trace_sched_process_exec+0x860/0x860
[  428.066907]  ? print_usage_bug+0xc0/0xc0
[  428.070960]  ? print_usage_bug+0xc0/0xc0
[  428.075024]  ? down_read+0x8d/0x120
[  428.078640]  ? ext4_filemap_fault+0x7a/0xad
[  428.082954]  ? __down_interruptible+0x700/0x700
[  428.087624]  ext4_filemap_fault+0x82/0xad
[  428.091767]  __do_fault+0x100/0x6b0
[  428.095404]  ? pmd_devmap_trans_unstable+0x220/0x220
[  428.100523]  ? mark_held_locks+0x130/0x130
[  428.104763]  ? mark_held_locks+0x130/0x130
[  428.108993]  ? find_held_lock+0x36/0x1c0
[  428.113053]  ? find_held_lock+0x36/0x1c0
[  428.117112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.122654]  __handle_mm_fault+0x3ea0/0x5be0
[  428.127061]  ? poll_select_copy_remaining+0x18c/0x6a0
[  428.132252]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  428.137122]  ? __might_fault+0x12b/0x1e0
[  428.141203]  ? lock_downgrade+0x900/0x900
[  428.145402]  ? zap_class+0x640/0x640
[  428.149114]  ? zap_class+0x640/0x640
[  428.152846]  ? find_held_lock+0x36/0x1c0
[  428.156913]  ? handle_mm_fault+0x42a/0xc70
[  428.161157]  ? lock_downgrade+0x900/0x900
[  428.165311]  ? check_preemption_disabled+0x48/0x280
[  428.170328]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.175250]  ? kasan_check_read+0x11/0x20
[  428.179436]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.184810]  ? rcu_softirq_qs+0x20/0x20
[  428.188802]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.193903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.199439]  ? check_preemption_disabled+0x48/0x280
[  428.204498]  handle_mm_fault+0x54f/0xc70
[  428.208567]  ? __handle_mm_fault+0x5be0/0x5be0
[  428.213155]  ? find_vma+0x34/0x190
[  428.216705]  __do_page_fault+0x5e8/0xe60
[  428.220765]  ? trace_hardirqs_off+0xb8/0x310
[  428.225196]  do_page_fault+0xf2/0x7e0
[  428.229007]  ? vmalloc_sync_all+0x30/0x30
[  428.233158]  ? error_entry+0x70/0xd0
[  428.236882]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.241898]  ? trace_hardirqs_on_caller+0xc0/0x310
[  428.246829]  ? syscall_return_slowpath+0x5e0/0x5e0
[  428.251756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.256599]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.261618]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.267070]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  428.272089]  ? prepare_exit_to_usermode+0x291/0x3b0
[  428.277107]  ? page_fault+0x8/0x30
[  428.280666]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.285528]  ? page_fault+0x8/0x30
[  428.289069]  page_fault+0x1e/0x30
[  428.292517] RIP: 0033:0x7f00c9250dd3
[  428.296256] Code: Bad RIP value.
[  428.299630] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  428.305002] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  428.312286] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  428.319566] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  428.326829] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  428.334097] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  428.341386] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  428.341405] warn_alloc_show_mem: 1 callbacks suppressed
[  428.341446] Mem-Info:
[  428.348704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  428.354072] active_anon:48257 inactive_anon:195 isolated_anon:0
[  428.354072]  active_file:14 inactive_file:11 isolated_file:0
[  428.354072]  unevictable:0 dirty:0 writeback:0 unstable:0
[  428.354072]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  428.354072]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  428.354072]  free:13718 free_pcp:175 free_cma:0
[  428.356464] Call Trace:
[  428.365867] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  428.398714]  <IRQ>
[  428.401312] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  428.428815]  dump_stack+0x244/0x39d
[  428.430936] lowmem_reserve[]: 0 2818 6321 6321
[  428.457082]  ? dump_stack_print_info.cold.1+0x20/0x20
[  428.460681] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  428.465266]  warn_alloc.cold.116+0xb7/0x1bd
[  428.470423] lowmem_reserve[]: 0 0 3503 3503
[  428.498042]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  428.502339] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  428.506670]  ? lock_downgrade+0x900/0x900
[  428.511484] lowmem_reserve[]: 0 0 0 0
[  428.540372]  ? trace_hardirqs_off+0xb8/0x310
[  428.544494] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  428.548293]  ? trace_hardirqs_off+0xb8/0x310
[  428.552673] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  428.566198]  __alloc_pages_slowpath+0x26e8/0x2e10
[  428.570578] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  428.585807]  ? warn_alloc+0x120/0x120
[  428.590609] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  428.605693]  ? print_usage_bug+0xc0/0xc0
[  428.609470] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  428.618297]  ? warn_alloc+0x120/0x120
[  428.622331] 269 total pagecache pages
[  428.630899]  ? warn_alloc+0x120/0x120
[  428.634685] 0 pages in swap cache
[  428.638474]  ? print_usage_bug+0xc0/0xc0
[  428.642252] Swap cache stats: add 0, delete 0, find 0/0
[  428.645698]  ? kvm_clock_read+0x18/0x30
[  428.649729] Free swap  = 0kB
[  428.655082]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  428.659030] Total swap = 0kB
[  428.662039]  ? print_usage_bug+0xc0/0xc0
[  428.667030] 1965979 pages RAM
[  428.670039]  ? __lock_acquire+0x62f/0x4c20
[  428.674076] 0 pages HighMem/MovableOnly
[  428.677169]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.681378] 342853 pages reserved
[  428.685356]  ? should_fail+0x22d/0xd01
[  428.690867] 0 pages cma reserved
[  428.694344]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.698817] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  428.701571]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.706826] init cpuset=/ mems_allowed=0
[  428.716538]  ? __lock_acquire+0x62f/0x4c20
[  428.729908]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.735024]  ? __lock_acquire+0x62f/0x4c20
[  428.739269]  ? should_fail+0x22d/0xd01
[  428.743228]  ? rcu_irq_exit+0x1a2/0x390
[  428.747236]  ? mark_held_locks+0x130/0x130
[  428.751477]  ? mark_held_locks+0x130/0x130
[  428.755768]  ? mark_held_locks+0xc7/0x130
[  428.759946]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  428.764959]  ? zap_class+0x640/0x640
[  428.768671]  ? print_usage_bug+0xc0/0xc0
[  428.772738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.778293]  ? check_preemption_disabled+0x48/0x280
[  428.783319]  ? __lock_is_held+0xb5/0x140
[  428.787395]  __alloc_pages_nodemask+0xa80/0xde0
[  428.792102]  ? zap_class+0x640/0x640
[  428.795829]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  428.800887]  ? find_held_lock+0x36/0x1c0
[  428.804970]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.809636]  ? lock_downgrade+0x900/0x900
[  428.813784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.819326]  cache_grow_begin+0xa5/0x8c0
[  428.823401]  ? do_raw_spin_unlock+0xa7/0x330
[  428.827816]  fallback_alloc+0x204/0x2e0
[  428.831797]  ____cache_alloc_node+0x1c7/0x1e0
[  428.836311]  kmem_cache_alloc_node+0xe3/0x730
[  428.840806]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.845045]  __alloc_skb+0x119/0x770
[  428.848807]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.854088]  ? netdev_alloc_frag+0x1f0/0x1f0
[  428.858506]  ? lock_downgrade+0x900/0x900
[  428.862659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.868204]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.873705]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.879159]  ? addrconf_rs_timer+0x690/0x690
[  428.883611]  ndisc_alloc_skb+0x144/0x340
[  428.887686]  ndisc_send_rs+0x331/0x6e0
[  428.891592]  addrconf_rs_timer+0x314/0x690
[  428.895847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.900086]  call_timer_fn+0x272/0x920
[  428.903970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.908206]  ? process_timeout+0x40/0x40
[  428.912288]  ? __run_timers+0x7da/0xc70
[  428.916263]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.920757]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.925269]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.929499]  ? lockdep_hardirqs_on+0x296/0x5b0
[  428.934083]  ? trace_hardirqs_on+0xbd/0x310
[  428.938412]  ? kasan_check_read+0x11/0x20
[  428.942553]  ? __run_timers+0x7da/0xc70
[  428.946549]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.951664]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.955900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.960127]  __run_timers+0x7e5/0xc70
[  428.963935]  ? timer_fixup_init+0x70/0x70
[  428.968094]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.973118]  ? zap_class+0x640/0x640
[  428.976834]  ? enqueue_hrtimer+0x1a5/0x560
[  428.981070]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.986261]  ? find_held_lock+0x36/0x1c0
[  428.990360]  ? zap_class+0x640/0x640
[  428.994075]  ? pvclock_read_flags+0x160/0x160
[  428.998582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.004118]  ? check_preemption_disabled+0x48/0x280
[  429.009137]  ? __lock_is_held+0xb5/0x140
[  429.013204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.018747]  ? check_preemption_disabled+0x48/0x280
[  429.023784]  run_timer_softirq+0x52/0xb0
[  429.027840]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.032853]  __do_softirq+0x308/0xb7e
[  429.036653]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  429.041143]  ? lock_downgrade+0x900/0x900
[  429.045289]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  429.050395]  ? pvclock_read_flags+0x160/0x160
[  429.054887]  ? lapic_next_event+0x5a/0x90
[  429.059031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.064567]  ? kvm_clock_read+0x18/0x30
[  429.068554]  ? kvm_sched_clock_read+0x9/0x20
[  429.072962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.078510]  ? check_preemption_disabled+0x48/0x280
[  429.083531]  irq_exit+0x17f/0x1c0
[  429.086982]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.091827]  ? smp_reschedule_interrupt+0x109/0x650
[  429.096894]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.102792]  ? interrupt_entry+0xb5/0xc0
[  429.106856]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.111868]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.116887]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.121742]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.126757]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.131785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.136631]  apic_timer_interrupt+0xf/0x20
[  429.140861]  </IRQ>
[  429.143134] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  429.149015] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  429.167912] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  429.175615] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  429.182883] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  429.190149] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  429.197430] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  429.204697] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  429.212029]  ? save_stack+0xa9/0xd0
[  429.215663]  __kmalloc_node_track_caller+0x3c/0x70
[  429.220595]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  429.225376]  pskb_expand_head+0x230/0x10f0
[  429.229628]  ? check_preemption_disabled+0x48/0x280
[  429.234648]  ? memcpy+0x45/0x50
[  429.237947]  ? __copy_skb_header+0x350/0x6b0
[  429.242354]  ? skb_release_data+0x880/0x880
[  429.246672]  ? __alloc_skb+0x770/0x770
[  429.250569]  ? __lock_is_held+0xb5/0x140
[  429.254674]  ? kasan_check_write+0x14/0x20
[  429.258925]  ? __skb_clone+0x6c7/0xa00
[  429.262824]  ? __copy_skb_header+0x6b0/0x6b0
[  429.267236]  ? kmem_cache_alloc+0x33a/0x730
[  429.271561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.277105]  skb_ensure_writable+0x3dd/0x640
[  429.281517]  ? skb_checksum_setup+0xaa0/0xaa0
[  429.286018]  ? preempt_notifier_register+0x200/0x200
[  429.291148]  ? __switch_to_asm+0x34/0x70
[  429.295246]  ? __switch_to_asm+0x34/0x70
[  429.299310]  ? __switch_to_asm+0x40/0x70
[  429.303374]  ? __switch_to_asm+0x34/0x70
[  429.307434]  ? __switch_to_asm+0x40/0x70
[  429.311511]  ? __switch_to_asm+0x40/0x70
[  429.315569]  ? __switch_to_asm+0x34/0x70
[  429.319633]  ? __switch_to_asm+0x34/0x70
[  429.323690]  ? __switch_to_asm+0x40/0x70
[  429.327755]  ? __switch_to_asm+0x34/0x70
[  429.331820]  bpf_clone_redirect+0x14a/0x490
[  429.336151]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  429.341182]  ? __sched_text_start+0x8/0x8
[  429.345343]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  429.350116]  ? find_held_lock+0x36/0x1c0
[  429.354184]  ? lock_acquire+0x1ed/0x520
[  429.358171]  ? bpf_test_run+0x3cb/0x780
[  429.362152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.367692]  ? check_preemption_disabled+0x48/0x280
[  429.372728]  ? kasan_check_read+0x11/0x20
[  429.376877]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.382156]  ? rcu_softirq_qs+0x20/0x20
[  429.386154]  ? preempt_schedule+0x4d/0x60
[  429.390310]  ? ___preempt_schedule+0x16/0x18
[  429.394735]  ? bpf_test_run+0x25d/0x780
[  429.398725]  ? netlink_diag_dump+0x2a0/0x2a0
[  429.403135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.408676]  ? bpf_test_init.isra.10+0x70/0x100
[  429.413360]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  429.418125]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  429.422970]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  429.428533]  ? fput+0x130/0x1a0
[  429.431816]  ? __bpf_prog_get+0x9b/0x290
[  429.435881]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  429.440728]  ? bpf_prog_test_run+0x130/0x1a0
[  429.445140]  ? __x64_sys_bpf+0x3d8/0x520
[  429.449215]  ? bpf_prog_get+0x20/0x20
[  429.453036]  ? do_syscall_64+0x1b9/0x820
[  429.457100]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  429.462470]  ? syscall_return_slowpath+0x5e0/0x5e0
[  429.467402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.472254]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.477272]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  429.482294]  ? prepare_exit_to_usermode+0x291/0x3b0
[  429.487316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.492170]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  429.497560] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  429.497630] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.503706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.503711] Call Trace:
[  429.503733]  <IRQ>
[  429.503765]  dump_stack+0x244/0x39d
[  429.503786]  ? dump_stack_print_info.cold.1+0x20/0x20
[  429.510343] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.519611]  warn_alloc.cold.116+0xb7/0x1bd
[  429.522166] syz-executor4 cpuset=syz4 mems_allowed=0
[  429.524316]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.557782]  ? lock_downgrade+0x900/0x900
[  429.561982]  ? trace_hardirqs_off+0xb8/0x310
[  429.566413]  ? trace_hardirqs_off+0xb8/0x310
[  429.571285]  __alloc_pages_slowpath+0x26e8/0x2e10
[  429.576155]  ? warn_alloc+0x120/0x120
[  429.579979]  ? warn_alloc+0x120/0x120
[  429.583781]  ? warn_alloc+0x120/0x120
[  429.587586]  ? print_usage_bug+0xc0/0xc0
[  429.591651]  ? print_usage_bug+0xc0/0xc0
[  429.595712]  ? check_usage+0x1aa/0x790
[  429.599601]  ? mark_held_locks+0x130/0x130
[  429.603840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.609380]  ? should_fail+0x22d/0xd01
[  429.613269]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  429.619159]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.624448]  ? __lock_acquire+0x62f/0x4c20
[  429.628711]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.633816]  ? should_fail+0x22d/0xd01
[  429.637720]  ? mark_held_locks+0x130/0x130
[  429.641957]  ? mark_held_locks+0x130/0x130
[  429.646201]  ? print_usage_bug+0xc0/0xc0
[  429.650277]  ? find_held_lock+0x36/0x1c0
[  429.654355]  ? zap_class+0x640/0x640
[  429.658085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.663626]  ? check_preemption_disabled+0x48/0x280
[  429.668648]  ? __lock_is_held+0xb5/0x140
[  429.672711]  __alloc_pages_nodemask+0xa80/0xde0
[  429.677394]  ? zap_class+0x640/0x640
[  429.681143]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  429.686171]  ? find_held_lock+0x36/0x1c0
[  429.690272]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.694943]  ? lock_downgrade+0x900/0x900
[  429.699095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.704634]  cache_grow_begin+0xa5/0x8c0
[  429.708713]  ? do_raw_spin_unlock+0xa7/0x330
[  429.713127]  fallback_alloc+0x204/0x2e0
[  429.717106]  ____cache_alloc_node+0x1c7/0x1e0
[  429.721607]  kmem_cache_alloc_node+0xe3/0x730
[  429.726107]  ? mark_held_locks+0xc7/0x130
[  429.730280]  __alloc_skb+0x119/0x770
[  429.733999]  ? netdev_alloc_frag+0x1f0/0x1f0
[  429.738422]  ? do_raw_spin_trylock+0x270/0x270
[  429.743018]  ? kmem_cache_alloc_trace+0x353/0x750
[  429.747861]  ? queue_work_on+0x12c/0x1e0
[  429.751928]  ? switchdev_port_obj_del+0xdc/0x440
[  429.756686]  ? switchdev_trans_item_enqueue+0x260/0x260
[  429.762058]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  429.767079]  __br_mdb_notify+0x4ff/0x15d0
[  429.771241]  ? __br_mdb_add+0x7f0/0x7f0
[  429.775264]  ? zap_class+0x640/0x640
[  429.778990]  ? br_multicast_group_expired+0x96/0x610
[  429.784093]  ? lock_downgrade+0x900/0x900
[  429.788296]  br_mdb_notify+0x310/0x410
[  429.792225]  ? br_mdb_dump+0x27b0/0x27b0
[  429.796296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.801845]  br_multicast_group_expired+0x1bc/0x610
[  429.806865]  ? br_mdb_free+0x80/0x80
[  429.810590]  call_timer_fn+0x272/0x920
[  429.814476]  ? br_mdb_free+0x80/0x80
[  429.818197]  ? process_timeout+0x40/0x40
[  429.822279]  ? mark_held_locks+0xc7/0x130
[  429.826428]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.830919]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.835416]  ? br_mdb_free+0x80/0x80
[  429.839139]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.843764]  ? trace_hardirqs_on+0xbd/0x310
[  429.848082]  ? kasan_check_read+0x11/0x20
[  429.852236]  ? __run_timers+0x7da/0xc70
[  429.856236]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.861346]  ? br_mdb_free+0x80/0x80
[  429.865066]  ? br_mdb_free+0x80/0x80
[  429.868782]  __run_timers+0x7e5/0xc70
[  429.872592]  ? timer_fixup_init+0x70/0x70
[  429.876744]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.881765]  ? zap_class+0x640/0x640
[  429.885484]  ? print_usage_bug+0xc0/0xc0
[  429.889580]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.894774]  ? find_held_lock+0x36/0x1c0
[  429.898838]  ? zap_class+0x640/0x640
[  429.902571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.908151]  ? check_preemption_disabled+0x48/0x280
[  429.913205]  ? __lock_is_held+0xb5/0x140
[  429.917276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.922817]  ? check_preemption_disabled+0x48/0x280
[  429.927842]  run_timer_softirq+0x52/0xb0
[  429.931919]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.936938]  __do_softirq+0x308/0xb7e
[  429.940756]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  429.945249]  ? lock_downgrade+0x900/0x900
[  429.949405]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  429.954519]  ? pvclock_read_flags+0x160/0x160
[  429.959032]  ? lapic_next_event+0x5a/0x90
[  429.963199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.968764]  ? kvm_clock_read+0x18/0x30
[  429.972737]  ? kvm_sched_clock_read+0x9/0x20
[  429.977148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.982689]  ? check_preemption_disabled+0x48/0x280
[  429.987712]  irq_exit+0x17f/0x1c0
[  429.991165]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.996012]  ? smp_reschedule_interrupt+0x109/0x650
[  430.001029]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.006917]  ? interrupt_entry+0xb5/0xc0
[  430.010978]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.016009]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.021024]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.025871]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.030886]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.035915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.040764]  apic_timer_interrupt+0xf/0x20
[  430.044989]  </IRQ>
[  430.047234] RIP: 0010:dump_stack+0x358/0x39d
[  430.051643] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  430.070544] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  430.078250] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  430.085517] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  430.092787] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  430.100052] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  430.107320] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  430.114602]  ? dump_stack+0x34f/0x39d
[  430.118418]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.123612]  ? mark_held_locks+0x130/0x130
[  430.127874]  ? mark_held_locks+0x130/0x130
[  430.132114]  dump_header+0x27b/0xf72
[  430.135841]  ? pagefault_out_of_memory+0x197/0x197
[  430.140776]  ? __lock_acquire+0x62f/0x4c20
[  430.145013]  ? percpu_ref_get_many+0x240/0x240
[  430.149603]  ? print_usage_bug+0xc0/0xc0
[  430.153669]  ? zap_class+0x640/0x640
[  430.157383]  ? print_usage_bug+0xc0/0xc0
[  430.161459]  ? print_usage_bug+0xc0/0xc0
[  430.165555]  ? zap_class+0x640/0x640
[  430.169291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.174849]  ? find_held_lock+0x36/0x1c0
[  430.178921]  ? mark_held_locks+0xc7/0x130
[  430.183073]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.188177]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.193305]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  430.197890]  ? trace_hardirqs_on+0xbd/0x310
[  430.202223]  ? kasan_check_read+0x11/0x20
[  430.206376]  ? ___ratelimit+0x3b4/0x672
[  430.210371]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.215483]  ? trace_hardirqs_on+0x310/0x310
[  430.219890]  ? lock_downgrade+0x900/0x900
[  430.224040]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  430.229143]  ? ___ratelimit+0x3b9/0x672
[  430.233116]  ? idr_get_free+0xf70/0xf70
[  430.237088]  ? find_held_lock+0x36/0x1c0
[  430.241155]  oom_kill_process.cold.27+0x10/0x903
[  430.245908]  ? zap_class+0x640/0x640
[  430.249622]  ? check_preemption_disabled+0x48/0x280
[  430.254640]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.259576]  ? kasan_check_read+0x11/0x20
[  430.263723]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.269004]  ? oom_evaluate_task+0x540/0x540
[  430.273418]  ? find_held_lock+0x36/0x1c0
[  430.277489]  ? out_of_memory+0x974/0x1430
[  430.281636]  ? lock_downgrade+0x900/0x900
[  430.285779]  ? check_preemption_disabled+0x48/0x280
[  430.290795]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.295736]  ? kasan_check_read+0x11/0x20
[  430.299895]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.305168]  ? rcu_softirq_qs+0x20/0x20
[  430.309170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.314707]  ? oom_evaluate_task+0x302/0x540
[  430.319118]  out_of_memory+0xa84/0x1430
[  430.323098]  ? oom_killer_disable+0x3a0/0x3a0
[  430.327592]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  430.332525]  ? __ww_mutex_check_waiters+0x160/0x160
[  430.337550]  __alloc_pages_slowpath+0x2354/0x2e10
[  430.342417]  ? warn_alloc+0x120/0x120
[  430.346236]  ? mark_held_locks+0x130/0x130
[  430.350521]  ? find_get_entry+0xaae/0x1120
[  430.354763]  ? filemap_map_pages+0x1a20/0x1a20
[  430.359350]  ? zap_class+0x640/0x640
[  430.363079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.368635]  ? check_preemption_disabled+0x48/0x280
[  430.373667]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.379218]  ? should_fail+0x22d/0xd01
[  430.383116]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.388230]  ? zap_class+0x640/0x640
[  430.391968]  ? __lock_is_held+0xb5/0x140
[  430.396041]  ? mark_held_locks+0x130/0x130
[  430.400282]  ? lock_release+0xa00/0xa00
[  430.404261]  ? perf_trace_sched_process_exec+0x860/0x860
[  430.409711]  ? xa_load+0x2ba/0x460
[  430.413253]  ? lock_downgrade+0x900/0x900
[  430.417408]  ? __might_sleep+0x95/0x190
[  430.421390]  __alloc_pages_nodemask+0xa80/0xde0
[  430.426065]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  430.431083]  ? __page_cache_alloc+0x191/0x5c0
[  430.435580]  ? xa_load+0x2e1/0x460
[  430.439121]  ? xa_clear_mark+0x40/0x40
[  430.443011]  ? zap_class+0x640/0x640
[  430.446729]  ? zap_class+0x640/0x640
[  430.450444]  ? zap_class+0x640/0x640
[  430.454159]  ? __do_page_cache_readahead+0x663/0x810
[  430.459273]  ? find_held_lock+0x36/0x1c0
[  430.463365]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  430.468923]  alloc_pages_current+0x173/0x350
[  430.473352]  __page_cache_alloc+0x38c/0x5c0
[  430.477671]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.482602]  ? kasan_check_read+0x11/0x20
[  430.486748]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.492496]  ? generic_perform_write+0x6a0/0x6a0
[  430.497257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.502804]  ? check_preemption_disabled+0x48/0x280
[  430.507825]  filemap_fault+0x1595/0x25f0
[  430.511897]  ? __lock_page_or_retry+0xa00/0xa00
[  430.516568]  ? mark_held_locks+0x130/0x130
[  430.520810]  ? filemap_map_pages+0xd6b/0x1a20
[  430.525305]  ? lock_downgrade+0x900/0x900
[  430.529490]  ? check_preemption_disabled+0x48/0x280
[  430.534522]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.539570]  ? kasan_check_read+0x11/0x20
[  430.543716]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.548987]  ? rcu_softirq_qs+0x20/0x20
[  430.553026]  ? filemap_map_pages+0xd92/0x1a20
[  430.557532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.563093]  ? find_get_entries_tag+0x1400/0x1400
[  430.567948]  ? __lock_acquire+0x62f/0x4c20
[  430.572200]  ? lock_acquire+0x1ed/0x520
[  430.576200]  ? ext4_filemap_fault+0x7a/0xad
[  430.580553]  ? lock_release+0xa00/0xa00
[  430.584525]  ? perf_trace_sched_process_exec+0x860/0x860
[  430.590903]  ? print_usage_bug+0xc0/0xc0
[  430.594965]  ? print_usage_bug+0xc0/0xc0
[  430.599033]  ? down_read+0x8d/0x120
[  430.602653]  ? ext4_filemap_fault+0x7a/0xad
[  430.606972]  ? __down_interruptible+0x700/0x700
[  430.611665]  ext4_filemap_fault+0x82/0xad
[  430.615819]  __do_fault+0x100/0x6b0
[  430.619455]  ? pmd_devmap_trans_unstable+0x220/0x220
[  430.624570]  ? mark_held_locks+0x130/0x130
[  430.628804]  ? mark_held_locks+0x130/0x130
[  430.633034]  ? find_held_lock+0x36/0x1c0
[  430.637098]  ? find_held_lock+0x36/0x1c0
[  430.641159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.646715]  __handle_mm_fault+0x3ea0/0x5be0
[  430.651128]  ? poll_select_copy_remaining+0x18c/0x6a0
[  430.656340]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  430.661188]  ? __might_fault+0x12b/0x1e0
[  430.665303]  ? lock_downgrade+0x900/0x900
[  430.669466]  ? zap_class+0x640/0x640
[  430.673201]  ? zap_class+0x640/0x640
[  430.676923]  ? find_held_lock+0x36/0x1c0
[  430.680990]  ? handle_mm_fault+0x42a/0xc70
[  430.685234]  ? lock_downgrade+0x900/0x900
[  430.689384]  ? check_preemption_disabled+0x48/0x280
[  430.694421]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.699352]  ? kasan_check_read+0x11/0x20
[  430.703502]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.708776]  ? rcu_softirq_qs+0x20/0x20
[  430.712748]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.717849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.723384]  ? check_preemption_disabled+0x48/0x280
[  430.728407]  handle_mm_fault+0x54f/0xc70
[  430.732472]  ? __handle_mm_fault+0x5be0/0x5be0
[  430.737058]  ? find_vma+0x34/0x190
[  430.740640]  __do_page_fault+0x5e8/0xe60
[  430.744717]  ? trace_hardirqs_off+0xb8/0x310
[  430.749133]  do_page_fault+0xf2/0x7e0
[  430.752936]  ? vmalloc_sync_all+0x30/0x30
[  430.757081]  ? error_entry+0x70/0xd0
[  430.760801]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.765813]  ? trace_hardirqs_on_caller+0xc0/0x310
[  430.770742]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.775668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.780522]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.785550]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.791002]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.796020]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.801042]  ? page_fault+0x8/0x30
[  430.804595]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.809440]  ? page_fault+0x8/0x30
[  430.812998]  page_fault+0x1e/0x30
[  430.816450] RIP: 0033:0x7f00c9250dd3
[  430.820175] Code: Bad RIP value.
[  430.823546] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  430.828902] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  430.836169] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  430.843443] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  430.850706] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  430.857971] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  430.865259] warn_alloc_show_mem: 1 callbacks suppressed
[  430.865270] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  430.865272] Mem-Info:
[  430.865300] active_anon:48257 inactive_anon:195 isolated_anon:0
[  430.865300]  active_file:14 inactive_file:11 isolated_file:0
[  430.865300]  unevictable:0 dirty:0 writeback:0 unstable:0
[  430.865300]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  430.865300]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  430.865300]  free:13718 free_pcp:175 free_cma:0
[  430.870640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.877921] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  430.880327] Call Trace:
[  430.913198] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  430.922539]  <IRQ>
[  430.950016] lowmem_reserve[]: 0 2818 6321 6321
[  430.952593]  dump_stack+0x244/0x39d
[  430.978673] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  430.980828]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.985380] lowmem_reserve[]: 0 0 3503 3503
[  430.989002]  warn_alloc.cold.116+0xb7/0x1bd
[  431.016510] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  431.021730]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.026019] lowmem_reserve[]: 0 0 0 0
[  431.030360]  ? lock_downgrade+0x900/0x900
[  431.059237] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  431.064072]  ? trace_hardirqs_off+0xb8/0x310
[  431.067856] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  431.072011]  ? trace_hardirqs_off+0xb8/0x310
[  431.085502] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  431.089903]  __alloc_pages_slowpath+0x26e8/0x2e10
[  431.105052] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  431.109471]  ? warn_alloc+0x120/0x120
[  431.124514] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  431.129357]  ? print_usage_bug+0xc0/0xc0
[  431.138256] 269 total pagecache pages
[  431.142086]  ? warn_alloc+0x120/0x120
[  431.150645] 0 pages in swap cache
[  431.154703]  ? warn_alloc+0x120/0x120
[  431.158487] Swap cache stats: add 0, delete 0, find 0/0
[  431.162291]  ? print_usage_bug+0xc0/0xc0
[  431.165720] Free swap  = 0kB
[  431.169511]  ? print_usage_bug+0xc0/0xc0
[  431.174849] Total swap = 0kB
[  431.178905]  ? __lock_acquire+0x62f/0x4c20
[  431.181900] 1965979 pages RAM
[  431.185984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.188985] 0 pages HighMem/MovableOnly
[  431.193218]  ? should_fail+0x22d/0xd01
[  431.196302] 342853 pages reserved
[  431.201833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.205782] 0 pages cma reserved
[  431.209664]  ? __lock_acquire+0x62f/0x4c20
[  431.213253] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  431.218187]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.221552] init cpuset=/ mems_allowed=0
[  431.225823]  ? __lock_acquire+0x62f/0x4c20
[  431.248878]  ? should_fail+0x22d/0xd01
[  431.252783]  ? find_held_lock+0x36/0x1c0
[  431.256855]  ? mark_held_locks+0x130/0x130
[  431.261092]  ? mark_held_locks+0x130/0x130
[  431.265333]  ? zap_class+0x640/0x640
[  431.269045]  ? zap_class+0x640/0x640
[  431.272781]  ? print_usage_bug+0xc0/0xc0
[  431.276869]  ? do_raw_spin_unlock+0xa7/0x330
[  431.281279]  ? zap_class+0x640/0x640
[  431.284990]  ? print_usage_bug+0xc0/0xc0
[  431.289059]  ? wq_watchdog_touch+0x9c/0xfe
[  431.293299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.298848]  ? check_preemption_disabled+0x48/0x280
[  431.303873]  ? __lock_is_held+0xb5/0x140
[  431.307942]  __alloc_pages_nodemask+0xa80/0xde0
[  431.312619]  ? zap_class+0x640/0x640
[  431.316334]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  431.321362]  ? find_held_lock+0x36/0x1c0
[  431.325430]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.330101]  ? lock_downgrade+0x900/0x900
[  431.334258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.339798]  cache_grow_begin+0xa5/0x8c0
[  431.343855]  ? do_raw_spin_unlock+0xa7/0x330
[  431.348265]  fallback_alloc+0x204/0x2e0
[  431.352259]  ____cache_alloc_node+0x1c7/0x1e0
[  431.356779]  kmem_cache_alloc_node+0xe3/0x730
[  431.361293]  ? ipv6_get_ifaddr+0x42e/0x620
[  431.365535]  __alloc_skb+0x119/0x770
[  431.369292]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.374592]  ? netdev_alloc_frag+0x1f0/0x1f0
[  431.378999]  ? lock_downgrade+0x900/0x900
[  431.383163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.388722]  ? refcount_sub_and_test_checked+0x203/0x310
[  431.394179]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  431.399645]  ? addrconf_rs_timer+0x690/0x690
[  431.404068]  ndisc_alloc_skb+0x144/0x340
[  431.408132]  ndisc_send_rs+0x331/0x6e0
[  431.412029]  addrconf_rs_timer+0x314/0x690
[  431.416271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.420511]  call_timer_fn+0x272/0x920
[  431.424409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.428659]  ? process_timeout+0x40/0x40
[  431.432730]  ? __run_timers+0x7da/0xc70
[  431.436716]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.441230]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.445753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.450003]  ? lockdep_hardirqs_on+0x296/0x5b0
[  431.454600]  ? trace_hardirqs_on+0xbd/0x310
[  431.458926]  ? kasan_check_read+0x11/0x20
[  431.463070]  ? __run_timers+0x7da/0xc70
[  431.467046]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.472149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.476384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.480626]  __run_timers+0x7e5/0xc70
[  431.484434]  ? timer_fixup_init+0x70/0x70
[  431.488589]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  431.493640]  ? zap_class+0x640/0x640
[  431.497354]  ? enqueue_hrtimer+0x1a5/0x560
[  431.501598]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  431.506790]  ? find_held_lock+0x36/0x1c0
[  431.510867]  ? zap_class+0x640/0x640
[  431.514583]  ? pvclock_read_flags+0x160/0x160
[  431.519078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.524649]  ? check_preemption_disabled+0x48/0x280
[  431.529678]  ? __lock_is_held+0xb5/0x140
[  431.533758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.539301]  ? check_preemption_disabled+0x48/0x280
[  431.544335]  run_timer_softirq+0x52/0xb0
[  431.548394]  ? rcu_read_lock_sched_held+0x14f/0x180
[  431.553416]  __do_softirq+0x308/0xb7e
[  431.557229]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  431.561746]  ? lock_downgrade+0x900/0x900
[  431.565907]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  431.571104]  ? pvclock_read_flags+0x160/0x160
[  431.575605]  ? lapic_next_event+0x5a/0x90
[  431.579803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.585341]  ? kvm_clock_read+0x18/0x30
[  431.589346]  ? kvm_sched_clock_read+0x9/0x20
[  431.593753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.599294]  ? check_preemption_disabled+0x48/0x280
[  431.604342]  irq_exit+0x17f/0x1c0
[  431.607795]  smp_apic_timer_interrupt+0x1cb/0x760
[  431.612671]  ? smp_reschedule_interrupt+0x109/0x650
[  431.617686]  ? smp_call_function_single_interrupt+0x650/0x650
[  431.624144]  ? interrupt_entry+0xb5/0xc0
[  431.628226]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.633251]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.638283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.643120]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.648141]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.653171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.658027]  apic_timer_interrupt+0xf/0x20
[  431.662286]  </IRQ>
[  431.664529] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  431.670414] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  431.689329] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  431.697040] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  431.704309] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  431.711577] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  431.718842] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  431.726120] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  431.733421]  ? save_stack+0xa9/0xd0
[  431.737067]  __kmalloc_node_track_caller+0x3c/0x70
[  431.742037]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  431.746820]  pskb_expand_head+0x230/0x10f0
[  431.751100]  ? check_preemption_disabled+0x48/0x280
[  431.756120]  ? memcpy+0x45/0x50
[  431.759406]  ? __copy_skb_header+0x350/0x6b0
[  431.763831]  ? skb_release_data+0x880/0x880
[  431.768154]  ? __alloc_skb+0x770/0x770
[  431.772049]  ? __lock_is_held+0xb5/0x140
[  431.776119]  ? kasan_check_write+0x14/0x20
[  431.780373]  ? __skb_clone+0x6c7/0xa00
[  431.784272]  ? __copy_skb_header+0x6b0/0x6b0
[  431.788690]  ? kmem_cache_alloc+0x33a/0x730
[  431.793014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.798558]  skb_ensure_writable+0x3dd/0x640
[  431.802979]  ? skb_checksum_setup+0xaa0/0xaa0
[  431.807484]  ? preempt_notifier_register+0x200/0x200
[  431.812582]  ? __switch_to_asm+0x34/0x70
[  431.816655]  ? __switch_to_asm+0x34/0x70
[  431.820762]  ? __switch_to_asm+0x40/0x70
[  431.824847]  ? __switch_to_asm+0x34/0x70
[  431.828931]  ? __switch_to_asm+0x40/0x70
[  431.832991]  ? __switch_to_asm+0x40/0x70
[  431.837049]  ? __switch_to_asm+0x34/0x70
[  431.841128]  ? __switch_to_asm+0x34/0x70
[  431.845186]  ? __switch_to_asm+0x40/0x70
[  431.849281]  ? __switch_to_asm+0x34/0x70
[  431.853365]  bpf_clone_redirect+0x14a/0x490
[  431.857693]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  431.862730]  ? __sched_text_start+0x8/0x8
[  431.866904]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  431.871726]  ? find_held_lock+0x36/0x1c0
[  431.875821]  ? lock_acquire+0x1ed/0x520
[  431.879794]  ? bpf_test_run+0x3cb/0x780
[  431.883787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.889331]  ? check_preemption_disabled+0x48/0x280
[  431.894366]  ? kasan_check_read+0x11/0x20
[  431.898543]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.903827]  ? rcu_softirq_qs+0x20/0x20
[  431.907802]  ? preempt_schedule+0x4d/0x60
[  431.911959]  ? ___preempt_schedule+0x16/0x18
[  431.916371]  ? bpf_test_run+0x25d/0x780
[  431.920370]  ? netlink_diag_dump+0x2a0/0x2a0
[  431.924783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.930351]  ? bpf_test_init.isra.10+0x70/0x100
[  431.935022]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  431.939800]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  431.944651]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  431.950220]  ? fput+0x130/0x1a0
[  431.953512]  ? __bpf_prog_get+0x9b/0x290
[  431.957583]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  431.962423]  ? bpf_prog_test_run+0x130/0x1a0
[  431.966837]  ? __x64_sys_bpf+0x3d8/0x520
[  431.970893]  ? bpf_prog_get+0x20/0x20
[  431.974747]  ? do_syscall_64+0x1b9/0x820
[  431.978877]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  431.984288]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.989218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.994064]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.999104]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  432.004136]  ? prepare_exit_to_usermode+0x291/0x3b0
[  432.009161]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.014029]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  432.019428] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  432.019494] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.025587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.025593] Call Trace:
[  432.025599]  <IRQ>
[  432.025630]  dump_stack+0x244/0x39d
[  432.025665]  ? dump_stack_print_info.cold.1+0x20/0x20
[  432.032244] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.041565]  warn_alloc.cold.116+0xb7/0x1bd
[  432.044153] syz-executor4 cpuset=syz4 mems_allowed=0
[  432.046304]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.079795]  ? lock_downgrade+0x900/0x900
[  432.083950]  ? trace_hardirqs_off+0xb8/0x310
[  432.088392]  ? trace_hardirqs_off+0xb8/0x310
[  432.092811]  __alloc_pages_slowpath+0x26e8/0x2e10
[  432.097698]  ? warn_alloc+0x120/0x120
[  432.101515]  ? warn_alloc+0x120/0x120
[  432.105318]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.110361]  ? warn_alloc+0x120/0x120
[  432.114181]  ? print_usage_bug+0xc0/0xc0
[  432.118261]  ? print_usage_bug+0xc0/0xc0
[  432.122323]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.127519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.133060]  ? should_fail+0x22d/0xd01
[  432.136954]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.142087]  ? __lock_acquire+0x62f/0x4c20
[  432.146449]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.151583]  ? should_fail+0x22d/0xd01
[  432.155492]  ? mark_held_locks+0x130/0x130
[  432.159734]  ? mark_held_locks+0x130/0x130
[  432.163975]  ? print_usage_bug+0xc0/0xc0
[  432.168040]  ? find_held_lock+0x36/0x1c0
[  432.172105]  ? zap_class+0x640/0x640
[  432.175827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.181360]  ? check_preemption_disabled+0x48/0x280
[  432.186381]  ? __lock_is_held+0xb5/0x140
[  432.190479]  __alloc_pages_nodemask+0xa80/0xde0
[  432.195147]  ? zap_class+0x640/0x640
[  432.198879]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  432.203960]  ? find_held_lock+0x36/0x1c0
[  432.208030]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.212818]  ? lock_downgrade+0x900/0x900
[  432.216995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.222543]  cache_grow_begin+0xa5/0x8c0
[  432.226599]  ? do_raw_spin_unlock+0xa7/0x330
[  432.231014]  fallback_alloc+0x204/0x2e0
[  432.235003]  ____cache_alloc_node+0x1c7/0x1e0
[  432.239555]  kmem_cache_alloc_node+0xe3/0x730
[  432.244048]  ? mark_held_locks+0xc7/0x130
[  432.248238]  __alloc_skb+0x119/0x770
[  432.251956]  ? netdev_alloc_frag+0x1f0/0x1f0
[  432.256407]  ? do_raw_spin_trylock+0x270/0x270
[  432.260989]  ? kmem_cache_alloc_trace+0x353/0x750
[  432.265856]  ? queue_work_on+0x12c/0x1e0
[  432.269993]  ? switchdev_port_obj_del+0xdc/0x440
[  432.274767]  ? switchdev_trans_item_enqueue+0x260/0x260
[  432.280135]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  432.285322]  __br_mdb_notify+0x4ff/0x15d0
[  432.289515]  ? __br_mdb_add+0x7f0/0x7f0
[  432.293498]  ? zap_class+0x640/0x640
[  432.297232]  ? br_multicast_group_expired+0x96/0x610
[  432.302342]  ? lock_downgrade+0x900/0x900
[  432.306531]  br_mdb_notify+0x310/0x410
[  432.310443]  ? br_mdb_dump+0x27b0/0x27b0
[  432.314520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.320068]  br_multicast_group_expired+0x1bc/0x610
[  432.325099]  ? br_mdb_free+0x80/0x80
[  432.328843]  call_timer_fn+0x272/0x920
[  432.332730]  ? br_mdb_free+0x80/0x80
[  432.336474]  ? process_timeout+0x40/0x40
[  432.340545]  ? mark_held_locks+0xc7/0x130
[  432.344706]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.349289]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.353784]  ? br_mdb_free+0x80/0x80
[  432.357497]  ? lockdep_hardirqs_on+0x296/0x5b0
[  432.362092]  ? trace_hardirqs_on+0xbd/0x310
[  432.366408]  ? kasan_check_read+0x11/0x20
[  432.370554]  ? __run_timers+0x7da/0xc70
[  432.374531]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.379638]  ? br_mdb_free+0x80/0x80
[  432.383366]  ? br_mdb_free+0x80/0x80
[  432.387083]  __run_timers+0x7e5/0xc70
[  432.390891]  ? timer_fixup_init+0x70/0x70
[  432.395058]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.400090]  ? zap_class+0x640/0x640
[  432.403821]  ? print_usage_bug+0xc0/0xc0
[  432.407885]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.413077]  ? find_held_lock+0x36/0x1c0
[  432.417157]  ? zap_class+0x640/0x640
[  432.420916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.426482]  ? check_preemption_disabled+0x48/0x280
[  432.431513]  ? __lock_is_held+0xb5/0x140
[  432.435601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.441165]  ? check_preemption_disabled+0x48/0x280
[  432.446218]  run_timer_softirq+0x52/0xb0
[  432.450397]  ? rcu_read_lock_sched_held+0x14f/0x180
[  432.455425]  __do_softirq+0x308/0xb7e
[  432.459250]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  432.463762]  ? lock_downgrade+0x900/0x900
[  432.467923]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  432.473061]  ? pvclock_read_flags+0x160/0x160
[  432.477582]  ? lapic_next_event+0x5a/0x90
[  432.481731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.487289]  ? kvm_clock_read+0x18/0x30
[  432.491701]  ? kvm_sched_clock_read+0x9/0x20
[  432.496144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.501725]  ? check_preemption_disabled+0x48/0x280
[  432.506764]  irq_exit+0x17f/0x1c0
[  432.510260]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.515105]  ? smp_reschedule_interrupt+0x109/0x650
[  432.520120]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.525999]  ? interrupt_entry+0xb5/0xc0
[  432.530058]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.535168]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.540199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.545053]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.550063]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.555086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.559933]  apic_timer_interrupt+0xf/0x20
[  432.564165]  </IRQ>
[  432.566422] RIP: 0010:dump_stack+0x358/0x39d
[  432.570834] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  432.589732] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  432.597440] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  432.604710] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  432.611984] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  432.619255] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  432.626521] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  432.633805]  ? dump_stack+0x34f/0x39d
[  432.637621]  ? dump_stack_print_info.cold.1+0x20/0x20
[  432.642818]  ? mark_held_locks+0x130/0x130
[  432.647055]  ? mark_held_locks+0x130/0x130
[  432.651297]  dump_header+0x27b/0xf72
[  432.655023]  ? pagefault_out_of_memory+0x197/0x197
[  432.659963]  ? __lock_acquire+0x62f/0x4c20
[  432.664223]  ? percpu_ref_get_many+0x240/0x240
[  432.668809]  ? print_usage_bug+0xc0/0xc0
[  432.672876]  ? zap_class+0x640/0x640
[  432.676596]  ? print_usage_bug+0xc0/0xc0
[  432.680657]  ? print_usage_bug+0xc0/0xc0
[  432.684719]  ? zap_class+0x640/0x640
[  432.688443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.693988]  ? find_held_lock+0x36/0x1c0
[  432.698062]  ? mark_held_locks+0xc7/0x130
[  432.702252]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  432.707376]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  432.712496]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  432.717080]  ? trace_hardirqs_on+0xbd/0x310
[  432.721399]  ? kasan_check_read+0x11/0x20
[  432.725545]  ? ___ratelimit+0x3b4/0x672
[  432.729521]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.734626]  ? trace_hardirqs_on+0x310/0x310
[  432.739097]  ? lock_downgrade+0x900/0x900
[  432.743269]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  432.748371]  ? ___ratelimit+0x3b9/0x672
[  432.752345]  ? idr_get_free+0xf70/0xf70
[  432.756339]  ? find_held_lock+0x36/0x1c0
[  432.760409]  oom_kill_process.cold.27+0x10/0x903
[  432.765161]  ? zap_class+0x640/0x640
[  432.768893]  ? check_preemption_disabled+0x48/0x280
[  432.773929]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.778854]  ? kasan_check_read+0x11/0x20
[  432.783014]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.788334]  ? oom_evaluate_task+0x540/0x540
[  432.792748]  ? find_held_lock+0x36/0x1c0
[  432.796812]  ? out_of_memory+0x974/0x1430
[  432.800955]  ? lock_downgrade+0x900/0x900
[  432.805097]  ? check_preemption_disabled+0x48/0x280
[  432.810113]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.815040]  ? kasan_check_read+0x11/0x20
[  432.819186]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.824472]  ? rcu_softirq_qs+0x20/0x20
[  432.828461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.833991]  ? oom_evaluate_task+0x302/0x540
[  432.838400]  out_of_memory+0xa84/0x1430
[  432.842378]  ? oom_killer_disable+0x3a0/0x3a0
[  432.846870]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  432.851801]  ? __ww_mutex_check_waiters+0x160/0x160
[  432.856821]  __alloc_pages_slowpath+0x2354/0x2e10
[  432.861687]  ? warn_alloc+0x120/0x120
[  432.865482]  ? mark_held_locks+0x130/0x130
[  432.869719]  ? find_get_entry+0xaae/0x1120
[  432.873984]  ? filemap_map_pages+0x1a20/0x1a20
[  432.878567]  ? zap_class+0x640/0x640
[  432.882291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.887836]  ? check_preemption_disabled+0x48/0x280
[  432.892847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.898382]  ? should_fail+0x22d/0xd01
[  432.902299]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.907448]  ? zap_class+0x640/0x640
[  432.911232]  ? __lock_is_held+0xb5/0x140
[  432.915327]  ? mark_held_locks+0x130/0x130
[  432.919626]  ? lock_release+0xa00/0xa00
[  432.923627]  ? perf_trace_sched_process_exec+0x860/0x860
[  432.929070]  ? xa_load+0x2ba/0x460
[  432.932624]  ? lock_downgrade+0x900/0x900
[  432.936891]  ? __might_sleep+0x95/0x190
[  432.940866]  __alloc_pages_nodemask+0xa80/0xde0
[  432.945534]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  432.950563]  ? __page_cache_alloc+0x191/0x5c0
[  432.955065]  ? xa_load+0x2e1/0x460
[  432.958629]  ? xa_clear_mark+0x40/0x40
[  432.962510]  ? zap_class+0x640/0x640
[  432.966239]  ? zap_class+0x640/0x640
[  432.969944]  ? zap_class+0x640/0x640
[  432.973653]  ? __do_page_cache_readahead+0x663/0x810
[  432.978759]  ? find_held_lock+0x36/0x1c0
[  432.982871]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  432.988408]  alloc_pages_current+0x173/0x350
[  432.992820]  __page_cache_alloc+0x38c/0x5c0
[  432.997157]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.002082]  ? kasan_check_read+0x11/0x20
[  433.006231]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.011523]  ? generic_perform_write+0x6a0/0x6a0
[  433.016280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.021829]  ? check_preemption_disabled+0x48/0x280
[  433.026848]  filemap_fault+0x1595/0x25f0
[  433.030922]  ? __lock_page_or_retry+0xa00/0xa00
[  433.035593]  ? mark_held_locks+0x130/0x130
[  433.039837]  ? filemap_map_pages+0xd6b/0x1a20
[  433.044354]  ? lock_downgrade+0x900/0x900
[  433.048500]  ? check_preemption_disabled+0x48/0x280
[  433.053516]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.058444]  ? kasan_check_read+0x11/0x20
[  433.062594]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.067867]  ? rcu_softirq_qs+0x20/0x20
[  433.071846]  ? filemap_map_pages+0xd92/0x1a20
[  433.076348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.081888]  ? find_get_entries_tag+0x1400/0x1400
[  433.086731]  ? __lock_acquire+0x62f/0x4c20
[  433.090973]  ? lock_acquire+0x1ed/0x520
[  433.094944]  ? ext4_filemap_fault+0x7a/0xad
[  433.099297]  ? lock_release+0xa00/0xa00
[  433.103288]  ? perf_trace_sched_process_exec+0x860/0x860
[  433.108737]  ? print_usage_bug+0xc0/0xc0
[  433.112796]  ? print_usage_bug+0xc0/0xc0
[  433.116864]  ? down_read+0x8d/0x120
[  433.120515]  ? ext4_filemap_fault+0x7a/0xad
[  433.124846]  ? __down_interruptible+0x700/0x700
[  433.129521]  ext4_filemap_fault+0x82/0xad
[  433.133670]  __do_fault+0x100/0x6b0
[  433.137330]  ? pmd_devmap_trans_unstable+0x220/0x220
[  433.142449]  ? mark_held_locks+0x130/0x130
[  433.146696]  ? mark_held_locks+0x130/0x130
[  433.150925]  ? find_held_lock+0x36/0x1c0
[  433.154991]  ? find_held_lock+0x36/0x1c0
[  433.159091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.164628]  __handle_mm_fault+0x3ea0/0x5be0
[  433.169029]  ? poll_select_copy_remaining+0x18c/0x6a0
[  433.174227]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  433.179092]  ? __might_fault+0x12b/0x1e0
[  433.183151]  ? lock_downgrade+0x900/0x900
[  433.187304]  ? zap_class+0x640/0x640
[  433.191015]  ? zap_class+0x640/0x640
[  433.194748]  ? find_held_lock+0x36/0x1c0
[  433.198830]  ? handle_mm_fault+0x42a/0xc70
[  433.203060]  ? lock_downgrade+0x900/0x900
[  433.207210]  ? check_preemption_disabled+0x48/0x280
[  433.212261]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.217186]  ? kasan_check_read+0x11/0x20
[  433.221345]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.226623]  ? rcu_softirq_qs+0x20/0x20
[  433.230595]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.235720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.241297]  ? check_preemption_disabled+0x48/0x280
[  433.246318]  handle_mm_fault+0x54f/0xc70
[  433.250374]  ? __handle_mm_fault+0x5be0/0x5be0
[  433.254968]  ? find_vma+0x34/0x190
[  433.258512]  __do_page_fault+0x5e8/0xe60
[  433.262566]  ? trace_hardirqs_off+0xb8/0x310
[  433.266993]  do_page_fault+0xf2/0x7e0
[  433.270793]  ? vmalloc_sync_all+0x30/0x30
[  433.274963]  ? error_entry+0x70/0xd0
[  433.278672]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.283694]  ? trace_hardirqs_on_caller+0xc0/0x310
[  433.288615]  ? syscall_return_slowpath+0x5e0/0x5e0
[  433.293540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.298377]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.303434]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.308910]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  433.313940]  ? prepare_exit_to_usermode+0x291/0x3b0
[  433.318948]  ? page_fault+0x8/0x30
[  433.322484]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.327347]  ? page_fault+0x8/0x30
[  433.330881]  page_fault+0x1e/0x30
[  433.334349] RIP: 0033:0x7f00c9250dd3
[  433.338072] Code: Bad RIP value.
[  433.341431] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  433.346790] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  433.354053] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  433.361316] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  433.368592] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  433.375853] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  433.383161] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  433.383167] warn_alloc_show_mem: 1 callbacks suppressed
[  433.383174] Mem-Info:
[  433.390456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.395821] active_anon:48257 inactive_anon:195 isolated_anon:0
[  433.395821]  active_file:14 inactive_file:11 isolated_file:0
[  433.395821]  unevictable:0 dirty:0 writeback:0 unstable:0
[  433.395821]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  433.395821]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  433.395821]  free:13718 free_pcp:175 free_cma:0
[  433.398189] Call Trace:
[  433.407602] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  433.440446]  <IRQ>
[  433.443016] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  433.470537]  dump_stack+0x244/0x39d
[  433.472661] lowmem_reserve[]: 0 2818 6321 6321
[  433.498758]  ? dump_stack_print_info.cold.1+0x20/0x20
[  433.502368] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  433.506945]  warn_alloc.cold.116+0xb7/0x1bd
[  433.512098] lowmem_reserve[]: 0 0 3503 3503
[  433.539584]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.543925] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  433.548249]  ? lock_downgrade+0x900/0x900
[  433.553068] lowmem_reserve[]: 0 0 0 0
[  433.581976]  ? trace_hardirqs_off+0xb8/0x310
[  433.586112] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  433.589910]  ? trace_hardirqs_off+0xb8/0x310
[  433.594297] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  433.607816]  __alloc_pages_slowpath+0x26e8/0x2e10
[  433.612192] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  433.627830]  ? warn_alloc+0x120/0x120
[  433.632632] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  433.647704]  ? print_usage_bug+0xc0/0xc0
[  433.651515] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  433.660335]  ? warn_alloc+0x120/0x120
[  433.664385] 269 total pagecache pages
[  433.672943]  ? warn_alloc+0x120/0x120
[  433.676728] 0 pages in swap cache
[  433.680522]  ? print_usage_bug+0xc0/0xc0
[  433.684323] Swap cache stats: add 0, delete 0, find 0/0
[  433.687758]  ? print_usage_bug+0xc0/0xc0
[  433.691820] Free swap  = 0kB
[  433.697171]  ? __lock_acquire+0x62f/0x4c20
[  433.701209] Total swap = 0kB
[  433.704251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.708497] 1965979 pages RAM
[  433.711516]  ? should_fail+0x22d/0xd01
[  433.717037] 0 pages HighMem/MovableOnly
[  433.720153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.724024] 342853 pages reserved
[  433.728032]  ? __lock_acquire+0x62f/0x4c20
[  433.733127] 0 pages cma reserved
[  433.736573]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.740920] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  433.744142]  ? __lock_acquire+0x62f/0x4c20
[  433.749229] init cpuset=/ mems_allowed=0
[  433.758941]  ? should_fail+0x22d/0xd01
[  433.758970]  ? find_held_lock+0x36/0x1c0
[  433.775205]  ? mark_held_locks+0x130/0x130
[  433.779462]  ? mark_held_locks+0x130/0x130
[  433.783691]  ? zap_class+0x640/0x640
[  433.787406]  ? zap_class+0x640/0x640
[  433.791151]  ? print_usage_bug+0xc0/0xc0
[  433.795215]  ? do_raw_spin_unlock+0xa7/0x330
[  433.799639]  ? zap_class+0x640/0x640
[  433.803354]  ? print_usage_bug+0xc0/0xc0
[  433.807413]  ? wq_watchdog_touch+0x9c/0xfe
[  433.811675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.817231]  ? check_preemption_disabled+0x48/0x280
[  433.822283]  ? __lock_is_held+0xb5/0x140
[  433.826361]  __alloc_pages_nodemask+0xa80/0xde0
[  433.831025]  ? zap_class+0x640/0x640
[  433.834749]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  433.839770]  ? find_held_lock+0x36/0x1c0
[  433.843855]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.848540]  ? lock_downgrade+0x900/0x900
[  433.852709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.858277]  cache_grow_begin+0xa5/0x8c0
[  433.862380]  ? do_raw_spin_unlock+0xa7/0x330
[  433.866808]  fallback_alloc+0x204/0x2e0
[  433.870784]  ____cache_alloc_node+0x1c7/0x1e0
[  433.875293]  kmem_cache_alloc_node+0xe3/0x730
[  433.879810]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.884046]  __alloc_skb+0x119/0x770
[  433.887770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.893049]  ? netdev_alloc_frag+0x1f0/0x1f0
[  433.897484]  ? lock_downgrade+0x900/0x900
[  433.901681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.907252]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.912742]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.918210]  ? addrconf_rs_timer+0x690/0x690
[  433.922640]  ndisc_alloc_skb+0x144/0x340
[  433.926713]  ndisc_send_rs+0x331/0x6e0
[  433.930637]  addrconf_rs_timer+0x314/0x690
[  433.934888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.939149]  call_timer_fn+0x272/0x920
[  433.943052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.947315]  ? process_timeout+0x40/0x40
[  433.951448]  ? __run_timers+0x7da/0xc70
[  433.955433]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.959939]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.964425]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.968656]  ? lockdep_hardirqs_on+0x296/0x5b0
[  433.973233]  ? trace_hardirqs_on+0xbd/0x310
[  433.977564]  ? kasan_check_read+0x11/0x20
[  433.981727]  ? __run_timers+0x7da/0xc70
[  433.985698]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.990806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.995044]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.999313]  __run_timers+0x7e5/0xc70
[  434.003114]  ? timer_fixup_init+0x70/0x70
[  434.007308]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.012318]  ? zap_class+0x640/0x640
[  434.016029]  ? enqueue_hrtimer+0x1a5/0x560
[  434.020262]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.025490]  ? find_held_lock+0x36/0x1c0
[  434.029571]  ? zap_class+0x640/0x640
[  434.033296]  ? pvclock_read_flags+0x160/0x160
[  434.037800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.043330]  ? check_preemption_disabled+0x48/0x280
[  434.048349]  ? __lock_is_held+0xb5/0x140
[  434.052403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.057944]  ? check_preemption_disabled+0x48/0x280
[  434.062956]  run_timer_softirq+0x52/0xb0
[  434.067011]  ? rcu_read_lock_sched_held+0x14f/0x180
[  434.072034]  __do_softirq+0x308/0xb7e
[  434.075865]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  434.080373]  ? lock_downgrade+0x900/0x900
[  434.084539]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  434.089662]  ? pvclock_read_flags+0x160/0x160
[  434.094171]  ? lapic_next_event+0x5a/0x90
[  434.098330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.103869]  ? kvm_clock_read+0x18/0x30
[  434.107844]  ? kvm_sched_clock_read+0x9/0x20
[  434.112266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.117808]  ? check_preemption_disabled+0x48/0x280
[  434.122833]  irq_exit+0x17f/0x1c0
[  434.126290]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.131143]  ? smp_reschedule_interrupt+0x109/0x650
[  434.136168]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.142065]  ? interrupt_entry+0xb5/0xc0
[  434.146130]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.151147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.156160]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.160998]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.166011]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.171032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.175877]  apic_timer_interrupt+0xf/0x20
[  434.180098]  </IRQ>
[  434.182361] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  434.188243] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  434.207149] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  434.214861] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  434.222122] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  434.229402] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  434.236677] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  434.243951] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  434.251257]  ? save_stack+0xa9/0xd0
[  434.254888]  __kmalloc_node_track_caller+0x3c/0x70
[  434.259830]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  434.264616]  pskb_expand_head+0x230/0x10f0
[  434.268849]  ? check_preemption_disabled+0x48/0x280
[  434.273868]  ? memcpy+0x45/0x50
[  434.277157]  ? __copy_skb_header+0x350/0x6b0
[  434.281561]  ? skb_release_data+0x880/0x880
[  434.285889]  ? __alloc_skb+0x770/0x770
[  434.289791]  ? __lock_is_held+0xb5/0x140
[  434.293899]  ? kasan_check_write+0x14/0x20
[  434.298143]  ? __skb_clone+0x6c7/0xa00
[  434.302025]  ? __copy_skb_header+0x6b0/0x6b0
[  434.306441]  ? kmem_cache_alloc+0x33a/0x730
[  434.310759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.316312]  skb_ensure_writable+0x3dd/0x640
[  434.320737]  ? skb_checksum_setup+0xaa0/0xaa0
[  434.325242]  ? preempt_notifier_register+0x200/0x200
[  434.330341]  ? __switch_to_asm+0x34/0x70
[  434.334411]  ? __switch_to_asm+0x34/0x70
[  434.338463]  ? __switch_to_asm+0x40/0x70
[  434.342518]  ? __switch_to_asm+0x34/0x70
[  434.346571]  ? __switch_to_asm+0x40/0x70
[  434.350627]  ? __switch_to_asm+0x40/0x70
[  434.354699]  ? __switch_to_asm+0x34/0x70
[  434.358774]  ? __switch_to_asm+0x34/0x70
[  434.362837]  ? __switch_to_asm+0x40/0x70
[  434.366898]  ? __switch_to_asm+0x34/0x70
[  434.370962]  bpf_clone_redirect+0x14a/0x490
[  434.375391]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  434.380410]  ? __sched_text_start+0x8/0x8
[  434.384556]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  434.389322]  ? find_held_lock+0x36/0x1c0
[  434.393393]  ? lock_acquire+0x1ed/0x520
[  434.397383]  ? bpf_test_run+0x3cb/0x780
[  434.401365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.406904]  ? check_preemption_disabled+0x48/0x280
[  434.411928]  ? kasan_check_read+0x11/0x20
[  434.416261]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.421538]  ? rcu_softirq_qs+0x20/0x20
[  434.425522]  ? preempt_schedule+0x4d/0x60
[  434.429668]  ? ___preempt_schedule+0x16/0x18
[  434.434075]  ? bpf_test_run+0x25d/0x780
[  434.438054]  ? netlink_diag_dump+0x2a0/0x2a0
[  434.442472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.448037]  ? bpf_test_init.isra.10+0x70/0x100
[  434.452742]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  434.457501]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  434.462344]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  434.467873]  ? fput+0x130/0x1a0
[  434.471167]  ? __bpf_prog_get+0x9b/0x290
[  434.475248]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  434.480087]  ? bpf_prog_test_run+0x130/0x1a0
[  434.484517]  ? __x64_sys_bpf+0x3d8/0x520
[  434.488574]  ? bpf_prog_get+0x20/0x20
[  434.492542]  ? do_syscall_64+0x1b9/0x820
[  434.496597]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  434.501954]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.506876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.511724]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.516775]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  434.521790]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.526807]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.531645]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  434.537026] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  434.537083] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  434.543156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  434.543164] Call Trace:
[  434.549766] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.558976]  <IRQ>
[  434.561545] syz-executor4 cpuset=syz4 mems_allowed=0
[  434.572135]  dump_stack+0x244/0x39d
[  434.583007]  ? dump_stack_print_info.cold.1+0x20/0x20
[  434.589042]  warn_alloc.cold.116+0xb7/0x1bd
[  434.593381]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.598276]  ? lock_downgrade+0x900/0x900
[  434.602455]  ? trace_hardirqs_off+0xb8/0x310
[  434.606870]  ? trace_hardirqs_off+0xb8/0x310
[  434.611282]  __alloc_pages_slowpath+0x26e8/0x2e10
[  434.616139]  ? warn_alloc+0x120/0x120
[  434.619936]  ? warn_alloc+0x120/0x120
[  434.623730]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.628749]  ? warn_alloc+0x120/0x120
[  434.632547]  ? print_usage_bug+0xc0/0xc0
[  434.636604]  ? print_usage_bug+0xc0/0xc0
[  434.640696]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.645888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.651430]  ? should_fail+0x22d/0xd01
[  434.655315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.660415]  ? __lock_acquire+0x62f/0x4c20
[  434.664678]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.669778]  ? should_fail+0x22d/0xd01
[  434.673668]  ? mark_held_locks+0x130/0x130
[  434.677900]  ? mark_held_locks+0x130/0x130
[  434.682147]  ? print_usage_bug+0xc0/0xc0
[  434.686228]  ? find_held_lock+0x36/0x1c0
[  434.690289]  ? zap_class+0x640/0x640
[  434.694008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.699547]  ? check_preemption_disabled+0x48/0x280
[  434.704574]  ? __lock_is_held+0xb5/0x140
[  434.708644]  __alloc_pages_nodemask+0xa80/0xde0
[  434.713336]  ? zap_class+0x640/0x640
[  434.717047]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  434.722070]  ? find_held_lock+0x36/0x1c0
[  434.726150]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.730813]  ? lock_downgrade+0x900/0x900
[  434.734971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.740504]  cache_grow_begin+0xa5/0x8c0
[  434.744557]  ? do_raw_spin_unlock+0xa7/0x330
[  434.748963]  fallback_alloc+0x204/0x2e0
[  434.752936]  ____cache_alloc_node+0x1c7/0x1e0
[  434.757431]  kmem_cache_alloc_node+0xe3/0x730
[  434.761917]  ? mark_held_locks+0xc7/0x130
[  434.766096]  __alloc_skb+0x119/0x770
[  434.769811]  ? netdev_alloc_frag+0x1f0/0x1f0
[  434.774241]  ? do_raw_spin_trylock+0x270/0x270
[  434.778817]  ? kmem_cache_alloc_trace+0x353/0x750
[  434.783658]  ? queue_work_on+0x12c/0x1e0
[  434.787741]  ? switchdev_port_obj_del+0xdc/0x440
[  434.792492]  ? switchdev_trans_item_enqueue+0x260/0x260
[  434.797993]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  434.803074]  __br_mdb_notify+0x4ff/0x15d0
[  434.807256]  ? __br_mdb_add+0x7f0/0x7f0
[  434.811262]  ? zap_class+0x640/0x640
[  434.815008]  ? br_multicast_group_expired+0x96/0x610
[  434.820107]  ? lock_downgrade+0x900/0x900
[  434.824291]  br_mdb_notify+0x310/0x410
[  434.828171]  ? br_mdb_dump+0x27b0/0x27b0
[  434.832243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.837798]  br_multicast_group_expired+0x1bc/0x610
[  434.842873]  ? br_mdb_free+0x80/0x80
[  434.846588]  call_timer_fn+0x272/0x920
[  434.850512]  ? br_mdb_free+0x80/0x80
[  434.854232]  ? process_timeout+0x40/0x40
[  434.858329]  ? mark_held_locks+0xc7/0x130
[  434.862543]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.867044]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.871538]  ? br_mdb_free+0x80/0x80
[  434.875275]  ? lockdep_hardirqs_on+0x296/0x5b0
[  434.879906]  ? trace_hardirqs_on+0xbd/0x310
[  434.884228]  ? kasan_check_read+0x11/0x20
[  434.888371]  ? __run_timers+0x7da/0xc70
[  434.892353]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.897457]  ? br_mdb_free+0x80/0x80
[  434.901168]  ? br_mdb_free+0x80/0x80
[  434.904879]  __run_timers+0x7e5/0xc70
[  434.908696]  ? timer_fixup_init+0x70/0x70
[  434.912881]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.917890]  ? zap_class+0x640/0x640
[  434.921612]  ? print_usage_bug+0xc0/0xc0
[  434.925668]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.930853]  ? find_held_lock+0x36/0x1c0
[  434.934914]  ? zap_class+0x640/0x640
[  434.938648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.944204]  ? check_preemption_disabled+0x48/0x280
[  434.949329]  ? __lock_is_held+0xb5/0x140
[  434.953498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.959043]  ? check_preemption_disabled+0x48/0x280
[  434.964068]  run_timer_softirq+0x52/0xb0
[  434.968119]  ? rcu_read_lock_sched_held+0x14f/0x180
[  434.973128]  __do_softirq+0x308/0xb7e
[  434.976923]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  434.981413]  ? lock_downgrade+0x900/0x900
[  434.985558]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  434.990680]  ? pvclock_read_flags+0x160/0x160
[  434.995186]  ? lapic_next_event+0x5a/0x90
[  434.999376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.004911]  ? kvm_clock_read+0x18/0x30
[  435.008879]  ? kvm_sched_clock_read+0x9/0x20
[  435.013282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.018812]  ? check_preemption_disabled+0x48/0x280
[  435.023830]  irq_exit+0x17f/0x1c0
[  435.027279]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.032123]  ? smp_reschedule_interrupt+0x109/0x650
[  435.037138]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.043027]  ? interrupt_entry+0xb5/0xc0
[  435.047083]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.052112]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.057143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.061995]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.067006]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.072034]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.076880]  apic_timer_interrupt+0xf/0x20
[  435.081103]  </IRQ>
[  435.083345] RIP: 0010:dump_stack+0x358/0x39d
[  435.087746] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  435.106642] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  435.114345] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  435.121606] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  435.128866] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  435.136122] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  435.143380] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  435.150674]  ? dump_stack+0x34f/0x39d
[  435.154497]  ? dump_stack_print_info.cold.1+0x20/0x20
[  435.159685]  ? mark_held_locks+0x130/0x130
[  435.163916]  ? mark_held_locks+0x130/0x130
[  435.168150]  dump_header+0x27b/0xf72
[  435.171870]  ? pagefault_out_of_memory+0x197/0x197
[  435.176804]  ? __lock_acquire+0x62f/0x4c20
[  435.181033]  ? percpu_ref_get_many+0x240/0x240
[  435.185611]  ? print_usage_bug+0xc0/0xc0
[  435.189724]  ? zap_class+0x640/0x640
[  435.193435]  ? print_usage_bug+0xc0/0xc0
[  435.197519]  ? print_usage_bug+0xc0/0xc0
[  435.201578]  ? zap_class+0x640/0x640
[  435.205314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.210852]  ? find_held_lock+0x36/0x1c0
[  435.214914]  ? mark_held_locks+0xc7/0x130
[  435.219079]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  435.224175]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  435.229297]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  435.233871]  ? trace_hardirqs_on+0xbd/0x310
[  435.238236]  ? kasan_check_read+0x11/0x20
[  435.242389]  ? ___ratelimit+0x3b4/0x672
[  435.246356]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.251466]  ? trace_hardirqs_on+0x310/0x310
[  435.255871]  ? lock_downgrade+0x900/0x900
[  435.260029]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  435.265128]  ? ___ratelimit+0x3b9/0x672
[  435.269102]  ? idr_get_free+0xf70/0xf70
[  435.273086]  ? find_held_lock+0x36/0x1c0
[  435.277149]  oom_kill_process.cold.27+0x10/0x903
[  435.281900]  ? zap_class+0x640/0x640
[  435.285615]  ? check_preemption_disabled+0x48/0x280
[  435.290641]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.295576]  ? kasan_check_read+0x11/0x20
[  435.299715]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.304986]  ? oom_evaluate_task+0x540/0x540
[  435.309392]  ? find_held_lock+0x36/0x1c0
[  435.313457]  ? out_of_memory+0x974/0x1430
[  435.317617]  ? lock_downgrade+0x900/0x900
[  435.321767]  ? check_preemption_disabled+0x48/0x280
[  435.326776]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.331694]  ? kasan_check_read+0x11/0x20
[  435.335848]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.341117]  ? rcu_softirq_qs+0x20/0x20
[  435.345089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.350616]  ? oom_evaluate_task+0x302/0x540
[  435.355023]  out_of_memory+0xa84/0x1430
[  435.358997]  ? oom_killer_disable+0x3a0/0x3a0
[  435.363521]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  435.368461]  ? __ww_mutex_check_waiters+0x160/0x160
[  435.373492]  __alloc_pages_slowpath+0x2354/0x2e10
[  435.378363]  ? warn_alloc+0x120/0x120
[  435.382176]  ? mark_held_locks+0x130/0x130
[  435.386437]  ? find_get_entry+0xaae/0x1120
[  435.390692]  ? filemap_map_pages+0x1a20/0x1a20
[  435.395296]  ? zap_class+0x640/0x640
[  435.399027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.404563]  ? check_preemption_disabled+0x48/0x280
[  435.409579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.415117]  ? should_fail+0x22d/0xd01
[  435.419009]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.424124]  ? zap_class+0x640/0x640
[  435.427887]  ? __lock_is_held+0xb5/0x140
[  435.431954]  ? mark_held_locks+0x130/0x130
[  435.436187]  ? lock_release+0xa00/0xa00
[  435.440213]  ? perf_trace_sched_process_exec+0x860/0x860
[  435.445681]  ? xa_load+0x2ba/0x460
[  435.449231]  ? lock_downgrade+0x900/0x900
[  435.453401]  ? __might_sleep+0x95/0x190
[  435.457405]  __alloc_pages_nodemask+0xa80/0xde0
[  435.462094]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  435.467110]  ? __page_cache_alloc+0x191/0x5c0
[  435.471600]  ? xa_load+0x2e1/0x460
[  435.475135]  ? xa_clear_mark+0x40/0x40
[  435.479139]  ? zap_class+0x640/0x640
[  435.482857]  ? zap_class+0x640/0x640
[  435.486571]  ? zap_class+0x640/0x640
[  435.490283]  ? __do_page_cache_readahead+0x663/0x810
[  435.495876]  ? find_held_lock+0x36/0x1c0
[  435.499936]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  435.505473]  alloc_pages_current+0x173/0x350
[  435.509884]  __page_cache_alloc+0x38c/0x5c0
[  435.514207]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.519139]  ? kasan_check_read+0x11/0x20
[  435.523282]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.528568]  ? generic_perform_write+0x6a0/0x6a0
[  435.533319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.538852]  ? check_preemption_disabled+0x48/0x280
[  435.543871]  filemap_fault+0x1595/0x25f0
[  435.547935]  ? __lock_page_or_retry+0xa00/0xa00
[  435.552598]  ? mark_held_locks+0x130/0x130
[  435.556832]  ? filemap_map_pages+0xd6b/0x1a20
[  435.561322]  ? lock_downgrade+0x900/0x900
[  435.565465]  ? check_preemption_disabled+0x48/0x280
[  435.570480]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.575409]  ? kasan_check_read+0x11/0x20
[  435.579551]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.584823]  ? rcu_softirq_qs+0x20/0x20
[  435.588807]  ? filemap_map_pages+0xd92/0x1a20
[  435.593305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.598846]  ? find_get_entries_tag+0x1400/0x1400
[  435.603688]  ? __lock_acquire+0x62f/0x4c20
[  435.607928]  ? lock_acquire+0x1ed/0x520
[  435.611904]  ? ext4_filemap_fault+0x7a/0xad
[  435.616242]  ? lock_release+0xa00/0xa00
[  435.620215]  ? perf_trace_sched_process_exec+0x860/0x860
[  435.625827]  ? print_usage_bug+0xc0/0xc0
[  435.629890]  ? print_usage_bug+0xc0/0xc0
[  435.633955]  ? down_read+0x8d/0x120
[  435.637587]  ? ext4_filemap_fault+0x7a/0xad
[  435.641905]  ? __down_interruptible+0x700/0x700
[  435.646579]  ext4_filemap_fault+0x82/0xad
[  435.650739]  __do_fault+0x100/0x6b0
[  435.654383]  ? pmd_devmap_trans_unstable+0x220/0x220
[  435.659525]  ? mark_held_locks+0x130/0x130
[  435.663763]  ? mark_held_locks+0x130/0x130
[  435.667993]  ? find_held_lock+0x36/0x1c0
[  435.672060]  ? find_held_lock+0x36/0x1c0
[  435.676123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.681667]  __handle_mm_fault+0x3ea0/0x5be0
[  435.686079]  ? poll_select_copy_remaining+0x18c/0x6a0
[  435.691307]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  435.696158]  ? __might_fault+0x12b/0x1e0
[  435.700231]  ? lock_downgrade+0x900/0x900
[  435.704391]  ? zap_class+0x640/0x640
[  435.708106]  ? zap_class+0x640/0x640
[  435.711830]  ? find_held_lock+0x36/0x1c0
[  435.715917]  ? handle_mm_fault+0x42a/0xc70
[  435.720157]  ? lock_downgrade+0x900/0x900
[  435.724480]  ? check_preemption_disabled+0x48/0x280
[  435.729502]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.734433]  ? kasan_check_read+0x11/0x20
[  435.738591]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.743878]  ? rcu_softirq_qs+0x20/0x20
[  435.747854]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.752959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.758506]  ? check_preemption_disabled+0x48/0x280
[  435.763525]  handle_mm_fault+0x54f/0xc70
[  435.767585]  ? __handle_mm_fault+0x5be0/0x5be0
[  435.772194]  ? find_vma+0x34/0x190
[  435.775744]  __do_page_fault+0x5e8/0xe60
[  435.779801]  ? trace_hardirqs_off+0xb8/0x310
[  435.784224]  do_page_fault+0xf2/0x7e0
[  435.788024]  ? vmalloc_sync_all+0x30/0x30
[  435.792165]  ? error_entry+0x70/0xd0
[  435.795873]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.800890]  ? trace_hardirqs_on_caller+0xc0/0x310
[  435.805833]  ? syscall_return_slowpath+0x5e0/0x5e0
[  435.810765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.815619]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.820631]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.826103]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  435.831137]  ? prepare_exit_to_usermode+0x291/0x3b0
[  435.836152]  ? page_fault+0x8/0x30
[  435.839751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.844627]  ? page_fault+0x8/0x30
[  435.848177]  page_fault+0x1e/0x30
[  435.851631] RIP: 0033:0x7f00c9250dd3
[  435.855350] Code: Bad RIP value.
[  435.858710] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  435.864069] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  435.871352] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  435.878630] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  435.885887] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  435.893164] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  435.900455] warn_alloc_show_mem: 1 callbacks suppressed
[  435.900465] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  435.900467] Mem-Info:
[  435.900495] active_anon:48257 inactive_anon:195 isolated_anon:0
[  435.900495]  active_file:14 inactive_file:11 isolated_file:0
[  435.900495]  unevictable:0 dirty:0 writeback:0 unstable:0
[  435.900495]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  435.900495]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  435.900495]  free:13718 free_pcp:175 free_cma:0
[  435.905826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.913112] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  435.915515] Call Trace:
[  435.948375] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  435.957710]  <IRQ>
[  435.985187] lowmem_reserve[]: 0 2818 6321 6321
[  435.987803]  dump_stack+0x244/0x39d
[  436.013907] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  436.016052]  ? dump_stack_print_info.cold.1+0x20/0x20
[  436.020621] lowmem_reserve[]: 0 0 3503 3503
[  436.024270]  warn_alloc.cold.116+0xb7/0x1bd
[  436.051848] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  436.057040]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.061331] lowmem_reserve[]: 0 0 0 0
[  436.065642]  ? lock_downgrade+0x900/0x900
[  436.094508] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  436.099346]  ? trace_hardirqs_off+0xb8/0x310
[  436.103115] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  436.107254]  ? trace_hardirqs_off+0xb8/0x310
[  436.120747] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  436.125152]  __alloc_pages_slowpath+0x26e8/0x2e10
[  436.140302] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  436.144752]  ? warn_alloc+0x120/0x120
[  436.159776] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  436.164602]  ? print_usage_bug+0xc0/0xc0
[  436.173433] 269 total pagecache pages
[  436.177224]  ? warn_alloc+0x120/0x120
[  436.185788] 0 pages in swap cache
[  436.189839]  ? warn_alloc+0x120/0x120
[  436.193614] Swap cache stats: add 0, delete 0, find 0/0
[  436.197399]  ? print_usage_bug+0xc0/0xc0
[  436.200824] Free swap  = 0kB
[  436.204644]  ? kvm_clock_read+0x18/0x30
[  436.209979] Total swap = 0kB
[  436.214035]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  436.217040] 1965979 pages RAM
[  436.220998]  ? print_usage_bug+0xc0/0xc0
[  436.223988] 0 pages HighMem/MovableOnly
[  436.228996]  ? __lock_acquire+0x62f/0x4c20
[  436.232072] 342853 pages reserved
[  436.236121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.240073] 0 pages cma reserved
[  436.244320]  ? should_fail+0x22d/0xd01
[  436.247923] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  436.253282]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.256620] init cpuset=/ mems_allowed=0
[  436.260498]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.284628]  ? __lock_acquire+0x62f/0x4c20
[  436.288870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.293972]  ? __lock_acquire+0x62f/0x4c20
[  436.298212]  ? should_fail+0x22d/0xd01
[  436.302096]  ? rcu_irq_exit+0x1a2/0x390
[  436.306081]  ? mark_held_locks+0x130/0x130
[  436.310324]  ? mark_held_locks+0x130/0x130
[  436.314598]  ? mark_held_locks+0xc7/0x130
[  436.318749]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  436.323773]  ? zap_class+0x640/0x640
[  436.327490]  ? print_usage_bug+0xc0/0xc0
[  436.331562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.337114]  ? check_preemption_disabled+0x48/0x280
[  436.342137]  ? __lock_is_held+0xb5/0x140
[  436.346211]  __alloc_pages_nodemask+0xa80/0xde0
[  436.350882]  ? zap_class+0x640/0x640
[  436.354601]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  436.359629]  ? find_held_lock+0x36/0x1c0
[  436.363701]  ? ____cache_alloc_node+0x1c7/0x1e0
[  436.368398]  ? lock_downgrade+0x900/0x900
[  436.372558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.378099]  cache_grow_begin+0xa5/0x8c0
[  436.382161]  ? do_raw_spin_unlock+0xa7/0x330
[  436.386583]  fallback_alloc+0x204/0x2e0
[  436.390567]  ____cache_alloc_node+0x1c7/0x1e0
[  436.395066]  kmem_cache_alloc_node+0xe3/0x730
[  436.399574]  ? ipv6_get_ifaddr+0x42e/0x620
[  436.403844]  __alloc_skb+0x119/0x770
[  436.407561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.412842]  ? netdev_alloc_frag+0x1f0/0x1f0
[  436.417254]  ? lock_downgrade+0x900/0x900
[  436.421411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.426947]  ? refcount_sub_and_test_checked+0x203/0x310
[  436.432399]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  436.437859]  ? addrconf_rs_timer+0x690/0x690
[  436.442294]  ndisc_alloc_skb+0x144/0x340
[  436.446359]  ndisc_send_rs+0x331/0x6e0
[  436.450257]  addrconf_rs_timer+0x314/0x690
[  436.454504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.458800]  call_timer_fn+0x272/0x920
[  436.462700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.466936]  ? process_timeout+0x40/0x40
[  436.471003]  ? __run_timers+0x7da/0xc70
[  436.474976]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.479469]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.483963]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.488205]  ? lockdep_hardirqs_on+0x296/0x5b0
[  436.492945]  ? trace_hardirqs_on+0xbd/0x310
[  436.497267]  ? kasan_check_read+0x11/0x20
[  436.501411]  ? __run_timers+0x7da/0xc70
[  436.505390]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.510494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.514750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.518992]  __run_timers+0x7e5/0xc70
[  436.522862]  ? timer_fixup_init+0x70/0x70
[  436.527043]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  436.532057]  ? zap_class+0x640/0x640
[  436.535766]  ? enqueue_hrtimer+0x1a5/0x560
[  436.540040]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  436.545248]  ? find_held_lock+0x36/0x1c0
[  436.549314]  ? zap_class+0x640/0x640
[  436.553037]  ? pvclock_read_flags+0x160/0x160
[  436.557569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.563105]  ? check_preemption_disabled+0x48/0x280
[  436.568133]  ? __lock_is_held+0xb5/0x140
[  436.572219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.577770]  ? check_preemption_disabled+0x48/0x280
[  436.582843]  run_timer_softirq+0x52/0xb0
[  436.586904]  ? rcu_read_lock_sched_held+0x14f/0x180
[  436.591914]  __do_softirq+0x308/0xb7e
[  436.595714]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  436.600217]  ? lock_downgrade+0x900/0x900
[  436.604363]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  436.609465]  ? pvclock_read_flags+0x160/0x160
[  436.613965]  ? lapic_next_event+0x5a/0x90
[  436.618116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.623660]  ? kvm_clock_read+0x18/0x30
[  436.627626]  ? kvm_sched_clock_read+0x9/0x20
[  436.632038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.637573]  ? check_preemption_disabled+0x48/0x280
[  436.642592]  irq_exit+0x17f/0x1c0
[  436.646038]  smp_apic_timer_interrupt+0x1cb/0x760
[  436.650876]  ? smp_reschedule_interrupt+0x109/0x650
[  436.655904]  ? smp_call_function_single_interrupt+0x650/0x650
[  436.661826]  ? interrupt_entry+0xb5/0xc0
[  436.665939]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.670954]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.675968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.680806]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.685844]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.690867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.695733]  apic_timer_interrupt+0xf/0x20
[  436.699965]  </IRQ>
[  436.702209] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  436.708094] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  436.727095] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  436.734813] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  436.742106] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  436.749368] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  436.756627] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  436.763892] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  436.771181]  ? save_stack+0xa9/0xd0
[  436.774835]  __kmalloc_node_track_caller+0x3c/0x70
[  436.779793]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  436.784571]  pskb_expand_head+0x230/0x10f0
[  436.788805]  ? check_preemption_disabled+0x48/0x280
[  436.793863]  ? memcpy+0x45/0x50
[  436.797168]  ? __copy_skb_header+0x350/0x6b0
[  436.801612]  ? skb_release_data+0x880/0x880
[  436.805927]  ? __alloc_skb+0x770/0x770
[  436.809848]  ? __lock_is_held+0xb5/0x140
[  436.813943]  ? kasan_check_write+0x14/0x20
[  436.818176]  ? __skb_clone+0x6c7/0xa00
[  436.822065]  ? __copy_skb_header+0x6b0/0x6b0
[  436.826470]  ? kmem_cache_alloc+0x33a/0x730
[  436.830806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.836342]  skb_ensure_writable+0x3dd/0x640
[  436.840750]  ? skb_checksum_setup+0xaa0/0xaa0
[  436.845246]  ? preempt_notifier_register+0x200/0x200
[  436.850346]  ? __switch_to_asm+0x34/0x70
[  436.854396]  ? __switch_to_asm+0x34/0x70
[  436.858473]  ? __switch_to_asm+0x40/0x70
[  436.862533]  ? __switch_to_asm+0x34/0x70
[  436.866588]  ? __switch_to_asm+0x40/0x70
[  436.870644]  ? __switch_to_asm+0x40/0x70
[  436.874698]  ? __switch_to_asm+0x34/0x70
[  436.878754]  ? __switch_to_asm+0x34/0x70
[  436.882805]  ? __switch_to_asm+0x40/0x70
[  436.886870]  ? __switch_to_asm+0x34/0x70
[  436.890941]  bpf_clone_redirect+0x14a/0x490
[  436.895266]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  436.900278]  ? __sched_text_start+0x8/0x8
[  436.904420]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.909224]  ? find_held_lock+0x36/0x1c0
[  436.913292]  ? lock_acquire+0x1ed/0x520
[  436.917279]  ? bpf_test_run+0x3cb/0x780
[  436.921275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.926810]  ? check_preemption_disabled+0x48/0x280
[  436.931829]  ? kasan_check_read+0x11/0x20
[  436.935968]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.941246]  ? rcu_softirq_qs+0x20/0x20
[  436.945232]  ? preempt_schedule+0x4d/0x60
[  436.949405]  ? ___preempt_schedule+0x16/0x18
[  436.953835]  ? bpf_test_run+0x25d/0x780
[  436.957848]  ? netlink_diag_dump+0x2a0/0x2a0
[  436.962272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.967814]  ? bpf_test_init.isra.10+0x70/0x100
[  436.972488]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  436.977258]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  436.982103]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  436.987642]  ? fput+0x130/0x1a0
[  436.990923]  ? __bpf_prog_get+0x9b/0x290
[  436.994987]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  436.999828]  ? bpf_prog_test_run+0x130/0x1a0
[  437.004252]  ? __x64_sys_bpf+0x3d8/0x520
[  437.008319]  ? bpf_prog_get+0x20/0x20
[  437.012139]  ? do_syscall_64+0x1b9/0x820
[  437.016206]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  437.021574]  ? syscall_return_slowpath+0x5e0/0x5e0
[  437.026507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.031351]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.036365]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  437.041385]  ? prepare_exit_to_usermode+0x291/0x3b0
[  437.046422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.051269]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  437.056641] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  437.056704] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.062775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.062783] Call Trace:
[  437.069361] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.078619]  <IRQ>
[  437.081185] syz-executor4 cpuset=syz4 mems_allowed=0
[  437.091685]  dump_stack+0x244/0x39d
[  437.102534]  ? dump_stack_print_info.cold.1+0x20/0x20
[  437.107740]  warn_alloc.cold.116+0xb7/0x1bd
[  437.112060]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.116901]  ? lock_downgrade+0x900/0x900
[  437.121083]  ? trace_hardirqs_off+0xb8/0x310
[  437.125493]  ? trace_hardirqs_off+0xb8/0x310
[  437.129918]  __alloc_pages_slowpath+0x26e8/0x2e10
[  437.134813]  ? warn_alloc+0x120/0x120
[  437.138620]  ? warn_alloc+0x120/0x120
[  437.142434]  ? warn_alloc+0x120/0x120
[  437.146269]  ? print_usage_bug+0xc0/0xc0
[  437.150342]  ? print_usage_bug+0xc0/0xc0
[  437.154404]  ? mark_held_locks+0x130/0x130
[  437.158654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.164208]  ? should_fail+0x22d/0xd01
[  437.168139]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.173275]  ? __lock_acquire+0x62f/0x4c20
[  437.177507]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.182605]  ? should_fail+0x22d/0xd01
[  437.186516]  ? mark_held_locks+0x130/0x130
[  437.190748]  ? mark_held_locks+0x130/0x130
[  437.194975]  ? print_usage_bug+0xc0/0xc0
[  437.199050]  ? find_held_lock+0x36/0x1c0
[  437.203110]  ? zap_class+0x640/0x640
[  437.206825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.212358]  ? check_preemption_disabled+0x48/0x280
[  437.217376]  ? __lock_is_held+0xb5/0x140
[  437.221461]  __alloc_pages_nodemask+0xa80/0xde0
[  437.226138]  ? zap_class+0x640/0x640
[  437.229849]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  437.234883]  ? find_held_lock+0x36/0x1c0
[  437.238944]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.243616]  ? lock_downgrade+0x900/0x900
[  437.247798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.253336]  cache_grow_begin+0xa5/0x8c0
[  437.257395]  ? do_raw_spin_unlock+0xa7/0x330
[  437.261810]  fallback_alloc+0x204/0x2e0
[  437.265783]  ____cache_alloc_node+0x1c7/0x1e0
[  437.270280]  kmem_cache_alloc_node+0xe3/0x730
[  437.274771]  ? mark_held_locks+0xc7/0x130
[  437.278920]  __alloc_skb+0x119/0x770
[  437.282634]  ? netdev_alloc_frag+0x1f0/0x1f0
[  437.287034]  ? do_raw_spin_trylock+0x270/0x270
[  437.291613]  ? kmem_cache_alloc_trace+0x353/0x750
[  437.296470]  ? queue_work_on+0x12c/0x1e0
[  437.300539]  ? switchdev_port_obj_del+0xdc/0x440
[  437.305298]  ? switchdev_trans_item_enqueue+0x260/0x260
[  437.310677]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  437.315687]  __br_mdb_notify+0x4ff/0x15d0
[  437.319835]  ? __br_mdb_add+0x7f0/0x7f0
[  437.323849]  ? zap_class+0x640/0x640
[  437.327579]  ? br_multicast_group_expired+0x96/0x610
[  437.332676]  ? lock_downgrade+0x900/0x900
[  437.336823]  br_mdb_notify+0x310/0x410
[  437.340705]  ? br_mdb_dump+0x27b0/0x27b0
[  437.344763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.350320]  br_multicast_group_expired+0x1bc/0x610
[  437.355332]  ? br_mdb_free+0x80/0x80
[  437.359049]  call_timer_fn+0x272/0x920
[  437.362978]  ? br_mdb_free+0x80/0x80
[  437.366702]  ? process_timeout+0x40/0x40
[  437.370796]  ? mark_held_locks+0xc7/0x130
[  437.374952]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.379458]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.383952]  ? br_mdb_free+0x80/0x80
[  437.387662]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.392277]  ? trace_hardirqs_on+0xbd/0x310
[  437.396637]  ? kasan_check_read+0x11/0x20
[  437.400786]  ? __run_timers+0x7da/0xc70
[  437.404773]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.409877]  ? br_mdb_free+0x80/0x80
[  437.413612]  ? br_mdb_free+0x80/0x80
[  437.417333]  __run_timers+0x7e5/0xc70
[  437.421168]  ? timer_fixup_init+0x70/0x70
[  437.425352]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.430376]  ? zap_class+0x640/0x640
[  437.434108]  ? print_usage_bug+0xc0/0xc0
[  437.438169]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  437.443423]  ? find_held_lock+0x36/0x1c0
[  437.447493]  ? zap_class+0x640/0x640
[  437.451235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.456775]  ? check_preemption_disabled+0x48/0x280
[  437.461807]  ? __lock_is_held+0xb5/0x140
[  437.465875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.471446]  ? check_preemption_disabled+0x48/0x280
[  437.476468]  run_timer_softirq+0x52/0xb0
[  437.480543]  ? rcu_read_lock_sched_held+0x14f/0x180
[  437.485576]  __do_softirq+0x308/0xb7e
[  437.489388]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  437.493882]  ? lock_downgrade+0x900/0x900
[  437.498034]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  437.503141]  ? pvclock_read_flags+0x160/0x160
[  437.507636]  ? lapic_next_event+0x5a/0x90
[  437.511789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.517341]  ? kvm_clock_read+0x18/0x30
[  437.521326]  ? kvm_sched_clock_read+0x9/0x20
[  437.525766]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.531343]  ? check_preemption_disabled+0x48/0x280
[  437.536382]  irq_exit+0x17f/0x1c0
[  437.539832]  smp_apic_timer_interrupt+0x1cb/0x760
[  437.544667]  ? smp_reschedule_interrupt+0x109/0x650
[  437.549689]  ? smp_call_function_single_interrupt+0x650/0x650
[  437.555568]  ? interrupt_entry+0xb5/0xc0
[  437.559652]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.564666]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.569681]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.574540]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.579556]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.584579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.589456]  apic_timer_interrupt+0xf/0x20
[  437.593683]  </IRQ>
[  437.595940] RIP: 0010:dump_stack+0x358/0x39d
[  437.600354] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  437.619259] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  437.627109] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  437.634389] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  437.641673] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  437.648939] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  437.656216] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  437.663528]  ? dump_stack+0x34f/0x39d
[  437.667342]  ? dump_stack_print_info.cold.1+0x20/0x20
[  437.672539]  ? mark_held_locks+0x130/0x130
[  437.676795]  ? mark_held_locks+0x130/0x130
[  437.681038]  dump_header+0x27b/0xf72
[  437.684762]  ? pagefault_out_of_memory+0x197/0x197
[  437.689712]  ? __lock_acquire+0x62f/0x4c20
[  437.693948]  ? percpu_ref_get_many+0x240/0x240
[  437.698534]  ? print_usage_bug+0xc0/0xc0
[  437.702602]  ? zap_class+0x640/0x640
[  437.706320]  ? print_usage_bug+0xc0/0xc0
[  437.710403]  ? print_usage_bug+0xc0/0xc0
[  437.714469]  ? zap_class+0x640/0x640
[  437.718188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.723768]  ? find_held_lock+0x36/0x1c0
[  437.727844]  ? mark_held_locks+0xc7/0x130
[  437.731993]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  437.737106]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  437.742216]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  437.746805]  ? trace_hardirqs_on+0xbd/0x310
[  437.751126]  ? kasan_check_read+0x11/0x20
[  437.755276]  ? ___ratelimit+0x3b4/0x672
[  437.759258]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.764364]  ? trace_hardirqs_on+0x310/0x310
[  437.768787]  ? lock_downgrade+0x900/0x900
[  437.772936]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  437.778035]  ? ___ratelimit+0x3b9/0x672
[  437.782012]  ? idr_get_free+0xf70/0xf70
[  437.785986]  ? find_held_lock+0x36/0x1c0
[  437.790060]  oom_kill_process.cold.27+0x10/0x903
[  437.794816]  ? zap_class+0x640/0x640
[  437.798534]  ? check_preemption_disabled+0x48/0x280
[  437.803564]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  437.808500]  ? kasan_check_read+0x11/0x20
[  437.812644]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.817918]  ? oom_evaluate_task+0x540/0x540
[  437.822327]  ? find_held_lock+0x36/0x1c0
[  437.826421]  ? out_of_memory+0x974/0x1430
[  437.830597]  ? lock_downgrade+0x900/0x900
[  437.834741]  ? check_preemption_disabled+0x48/0x280
[  437.839760]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  437.844687]  ? kasan_check_read+0x11/0x20
[  437.848836]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.854113]  ? rcu_softirq_qs+0x20/0x20
[  437.858087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.863651]  ? oom_evaluate_task+0x302/0x540
[  437.868057]  out_of_memory+0xa84/0x1430
[  437.872033]  ? oom_killer_disable+0x3a0/0x3a0
[  437.876563]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  437.881491]  ? __ww_mutex_check_waiters+0x160/0x160
[  437.886515]  __alloc_pages_slowpath+0x2354/0x2e10
[  437.891383]  ? warn_alloc+0x120/0x120
[  437.895180]  ? mark_held_locks+0x130/0x130
[  437.899454]  ? find_get_entry+0xaae/0x1120
[  437.903720]  ? filemap_map_pages+0x1a20/0x1a20
[  437.908320]  ? zap_class+0x640/0x640
[  437.912031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.917563]  ? check_preemption_disabled+0x48/0x280
[  437.922574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.928108]  ? should_fail+0x22d/0xd01
[  437.931994]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.937093]  ? zap_class+0x640/0x640
[  437.940850]  ? __lock_is_held+0xb5/0x140
[  437.944910]  ? mark_held_locks+0x130/0x130
[  437.949142]  ? lock_release+0xa00/0xa00
[  437.953128]  ? perf_trace_sched_process_exec+0x860/0x860
[  437.958572]  ? xa_load+0x2ba/0x460
[  437.962112]  ? lock_downgrade+0x900/0x900
[  437.966267]  ? __might_sleep+0x95/0x190
[  437.970258]  __alloc_pages_nodemask+0xa80/0xde0
[  437.974959]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  437.979969]  ? __page_cache_alloc+0x191/0x5c0
[  437.984454]  ? xa_load+0x2e1/0x460
[  437.988002]  ? xa_clear_mark+0x40/0x40
[  437.991902]  ? zap_class+0x640/0x640
[  437.995648]  ? zap_class+0x640/0x640
[  437.999373]  ? zap_class+0x640/0x640
[  438.003081]  ? __do_page_cache_readahead+0x663/0x810
[  438.008192]  ? find_held_lock+0x36/0x1c0
[  438.012294]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  438.017833]  alloc_pages_current+0x173/0x350
[  438.022249]  __page_cache_alloc+0x38c/0x5c0
[  438.026565]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.031488]  ? kasan_check_read+0x11/0x20
[  438.035628]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.040901]  ? generic_perform_write+0x6a0/0x6a0
[  438.045652]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.051185]  ? check_preemption_disabled+0x48/0x280
[  438.056242]  filemap_fault+0x1595/0x25f0
[  438.060315]  ? __lock_page_or_retry+0xa00/0xa00
[  438.064986]  ? mark_held_locks+0x130/0x130
[  438.069234]  ? filemap_map_pages+0xd6b/0x1a20
[  438.073724]  ? lock_downgrade+0x900/0x900
[  438.077869]  ? check_preemption_disabled+0x48/0x280
[  438.082883]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.087804]  ? kasan_check_read+0x11/0x20
[  438.091951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.097233]  ? rcu_softirq_qs+0x20/0x20
[  438.101226]  ? filemap_map_pages+0xd92/0x1a20
[  438.105724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.111264]  ? find_get_entries_tag+0x1400/0x1400
[  438.116132]  ? __lock_acquire+0x62f/0x4c20
[  438.120390]  ? lock_acquire+0x1ed/0x520
[  438.124356]  ? ext4_filemap_fault+0x7a/0xad
[  438.128677]  ? lock_release+0xa00/0xa00
[  438.132675]  ? perf_trace_sched_process_exec+0x860/0x860
[  438.138122]  ? print_usage_bug+0xc0/0xc0
[  438.142180]  ? print_usage_bug+0xc0/0xc0
[  438.146275]  ? down_read+0x8d/0x120
[  438.149907]  ? ext4_filemap_fault+0x7a/0xad
[  438.154233]  ? __down_interruptible+0x700/0x700
[  438.158907]  ext4_filemap_fault+0x82/0xad
[  438.163053]  __do_fault+0x100/0x6b0
[  438.166694]  ? pmd_devmap_trans_unstable+0x220/0x220
[  438.171813]  ? mark_held_locks+0x130/0x130
[  438.176057]  ? mark_held_locks+0x130/0x130
[  438.180306]  ? find_held_lock+0x36/0x1c0
[  438.184369]  ? find_held_lock+0x36/0x1c0
[  438.188432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.193969]  __handle_mm_fault+0x3ea0/0x5be0
[  438.198383]  ? poll_select_copy_remaining+0x18c/0x6a0
[  438.203592]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  438.208461]  ? __might_fault+0x12b/0x1e0
[  438.212521]  ? lock_downgrade+0x900/0x900
[  438.216693]  ? zap_class+0x640/0x640
[  438.220410]  ? zap_class+0x640/0x640
[  438.224123]  ? find_held_lock+0x36/0x1c0
[  438.228185]  ? handle_mm_fault+0x42a/0xc70
[  438.232435]  ? lock_downgrade+0x900/0x900
[  438.236590]  ? check_preemption_disabled+0x48/0x280
[  438.241599]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.246530]  ? kasan_check_read+0x11/0x20
[  438.250669]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.255935]  ? rcu_softirq_qs+0x20/0x20
[  438.259904]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.265004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.270560]  ? check_preemption_disabled+0x48/0x280
[  438.275595]  handle_mm_fault+0x54f/0xc70
[  438.279652]  ? __handle_mm_fault+0x5be0/0x5be0
[  438.284257]  ? find_vma+0x34/0x190
[  438.287841]  __do_page_fault+0x5e8/0xe60
[  438.291895]  ? trace_hardirqs_off+0xb8/0x310
[  438.296307]  do_page_fault+0xf2/0x7e0
[  438.300121]  ? vmalloc_sync_all+0x30/0x30
[  438.304289]  ? error_entry+0x70/0xd0
[  438.307997]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.313042]  ? trace_hardirqs_on_caller+0xc0/0x310
[  438.317994]  ? syscall_return_slowpath+0x5e0/0x5e0
[  438.322926]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.327778]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.332789]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.338245]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  438.343270]  ? prepare_exit_to_usermode+0x291/0x3b0
[  438.348283]  ? page_fault+0x8/0x30
[  438.351842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.356711]  ? page_fault+0x8/0x30
[  438.360267]  page_fault+0x1e/0x30
[  438.363712] RIP: 0033:0x7f00c9250dd3
[  438.367434] Code: Bad RIP value.
[  438.370800] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  438.376153] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  438.383435] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  438.390729] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  438.397993] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  438.405259] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  438.412540] warn_alloc_show_mem: 1 callbacks suppressed
[  438.412551] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  438.412553] Mem-Info:
[  438.412612] active_anon:48257 inactive_anon:195 isolated_anon:0
[  438.412612]  active_file:14 inactive_file:11 isolated_file:0
[  438.412612]  unevictable:0 dirty:0 writeback:0 unstable:0
[  438.412612]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  438.412612]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  438.412612]  free:13718 free_pcp:175 free_cma:0
[  438.417978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.425269] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  438.427692] Call Trace:
[  438.460592] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  438.469930]  <IRQ>
[  438.497850] lowmem_reserve[]: 0 2818 6321 6321
[  438.500454]  dump_stack+0x244/0x39d
[  438.526542] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  438.528678]  ? dump_stack_print_info.cold.1+0x20/0x20
[  438.533228] lowmem_reserve[]: 0 0 3503 3503
[  438.536866]  warn_alloc.cold.116+0xb7/0x1bd
[  438.564370] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  438.569548]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.573839] lowmem_reserve[]: 0 0 0 0
[  438.578146]  ? lock_downgrade+0x900/0x900
[  438.607853] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  438.612700]  ? trace_hardirqs_off+0xb8/0x310
[  438.616467] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  438.620605]  ? trace_hardirqs_off+0xb8/0x310
[  438.634100] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  438.638497]  __alloc_pages_slowpath+0x26e8/0x2e10
[  438.653642] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  438.658095]  ? warn_alloc+0x120/0x120
[  438.673235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  438.678059]  ? print_usage_bug+0xc0/0xc0
[  438.686869] 269 total pagecache pages
[  438.690655]  ? warn_alloc+0x120/0x120
[  438.699246] 0 pages in swap cache
[  438.703303]  ? warn_alloc+0x120/0x120
[  438.707082] Swap cache stats: add 0, delete 0, find 0/0
[  438.710869]  ? print_usage_bug+0xc0/0xc0
[  438.714297] Free swap  = 0kB
[  438.718088]  ? kvm_clock_read+0x18/0x30
[  438.723439] Total swap = 0kB
[  438.727503]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  438.730498] 1965979 pages RAM
[  438.734469]  ? print_usage_bug+0xc0/0xc0
[  438.737463] 0 pages HighMem/MovableOnly
[  438.742477]  ? __lock_acquire+0x62f/0x4c20
[  438.745559] 342853 pages reserved
[  438.749609]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.753555] 0 pages cma reserved
[  438.757873]  ? should_fail+0x22d/0xd01
[  438.761462] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  438.766837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.770178] init cpuset=/ mems_allowed=0
[  438.774058]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.798149]  ? __lock_acquire+0x62f/0x4c20
[  438.802404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.807523]  ? __lock_acquire+0x62f/0x4c20
[  438.811758]  ? should_fail+0x22d/0xd01
[  438.815644]  ? rcu_irq_exit+0x1a2/0x390
[  438.819628]  ? mark_held_locks+0x130/0x130
[  438.823866]  ? mark_held_locks+0x130/0x130
[  438.828106]  ? mark_held_locks+0xc7/0x130
[  438.832253]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  438.837266]  ? zap_class+0x640/0x640
[  438.840980]  ? print_usage_bug+0xc0/0xc0
[  438.845045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.850582]  ? check_preemption_disabled+0x48/0x280
[  438.855605]  ? __lock_is_held+0xb5/0x140
[  438.859674]  __alloc_pages_nodemask+0xa80/0xde0
[  438.864341]  ? zap_class+0x640/0x640
[  438.868071]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  438.873105]  ? find_held_lock+0x36/0x1c0
[  438.877181]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.881869]  ? lock_downgrade+0x900/0x900
[  438.886015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.891572]  cache_grow_begin+0xa5/0x8c0
[  438.895626]  ? do_raw_spin_unlock+0xa7/0x330
[  438.900038]  fallback_alloc+0x204/0x2e0
[  438.904013]  ____cache_alloc_node+0x1c7/0x1e0
[  438.908512]  kmem_cache_alloc_node+0xe3/0x730
[  438.913007]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.917243]  __alloc_skb+0x119/0x770
[  438.920947]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.926226]  ? netdev_alloc_frag+0x1f0/0x1f0
[  438.930632]  ? lock_downgrade+0x900/0x900
[  438.934810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.940358]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.945803]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.951264]  ? addrconf_rs_timer+0x690/0x690
[  438.955714]  ndisc_alloc_skb+0x144/0x340
[  438.959780]  ndisc_send_rs+0x331/0x6e0
[  438.963663]  addrconf_rs_timer+0x314/0x690
[  438.967905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.972143]  call_timer_fn+0x272/0x920
[  438.976022]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.980255]  ? process_timeout+0x40/0x40
[  438.984319]  ? __run_timers+0x7da/0xc70
[  438.988290]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.992775]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.997270]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.001531]  ? lockdep_hardirqs_on+0x296/0x5b0
[  439.006144]  ? trace_hardirqs_on+0xbd/0x310
[  439.010482]  ? kasan_check_read+0x11/0x20
[  439.014624]  ? __run_timers+0x7da/0xc70
[  439.018605]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.023712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.027952]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.032177]  __run_timers+0x7e5/0xc70
[  439.035988]  ? timer_fixup_init+0x70/0x70
[  439.040130]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.045145]  ? zap_class+0x640/0x640
[  439.048860]  ? enqueue_hrtimer+0x1a5/0x560
[  439.053090]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.058285]  ? find_held_lock+0x36/0x1c0
[  439.062371]  ? zap_class+0x640/0x640
[  439.066084]  ? pvclock_read_flags+0x160/0x160
[  439.070575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.076107]  ? check_preemption_disabled+0x48/0x280
[  439.081130]  ? __lock_is_held+0xb5/0x140
[  439.085186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.090742]  ? check_preemption_disabled+0x48/0x280
[  439.095775]  run_timer_softirq+0x52/0xb0
[  439.099833]  ? rcu_read_lock_sched_held+0x14f/0x180
[  439.104860]  __do_softirq+0x308/0xb7e
[  439.108665]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  439.113156]  ? lock_downgrade+0x900/0x900
[  439.117321]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  439.122440]  ? pvclock_read_flags+0x160/0x160
[  439.126960]  ? lapic_next_event+0x5a/0x90
[  439.131124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.136716]  ? kvm_clock_read+0x18/0x30
[  439.140703]  ? kvm_sched_clock_read+0x9/0x20
[  439.145114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.150646]  ? check_preemption_disabled+0x48/0x280
[  439.155671]  irq_exit+0x17f/0x1c0
[  439.159137]  smp_apic_timer_interrupt+0x1cb/0x760
[  439.163982]  ? smp_reschedule_interrupt+0x109/0x650
[  439.168995]  ? smp_call_function_single_interrupt+0x650/0x650
[  439.174871]  ? interrupt_entry+0xb5/0xc0
[  439.178928]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.183941]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.188953]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.193793]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.198843]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.203860]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.208710]  apic_timer_interrupt+0xf/0x20
[  439.212948]  </IRQ>
[  439.215183] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  439.221064] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  439.239979] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  439.247701] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  439.254965] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  439.262231] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  439.269509] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  439.276782] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  439.284066]  ? save_stack+0xa9/0xd0
[  439.287698]  __kmalloc_node_track_caller+0x3c/0x70
[  439.292629]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  439.297385]  pskb_expand_head+0x230/0x10f0
[  439.301615]  ? check_preemption_disabled+0x48/0x280
[  439.306632]  ? memcpy+0x45/0x50
[  439.309916]  ? __copy_skb_header+0x350/0x6b0
[  439.314337]  ? skb_release_data+0x880/0x880
[  439.318673]  ? __alloc_skb+0x770/0x770
[  439.322568]  ? __lock_is_held+0xb5/0x140
[  439.326652]  ? kasan_check_write+0x14/0x20
[  439.330886]  ? __skb_clone+0x6c7/0xa00
[  439.334773]  ? __copy_skb_header+0x6b0/0x6b0
[  439.339228]  ? kmem_cache_alloc+0x33a/0x730
[  439.343548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.349095]  skb_ensure_writable+0x3dd/0x640
[  439.353507]  ? skb_checksum_setup+0xaa0/0xaa0
[  439.358032]  ? preempt_notifier_register+0x200/0x200
[  439.363129]  ? __switch_to_asm+0x34/0x70
[  439.367186]  ? __switch_to_asm+0x34/0x70
[  439.371254]  ? __switch_to_asm+0x40/0x70
[  439.375310]  ? __switch_to_asm+0x34/0x70
[  439.379384]  ? __switch_to_asm+0x40/0x70
[  439.383459]  ? __switch_to_asm+0x40/0x70
[  439.387518]  ? __switch_to_asm+0x34/0x70
[  439.391582]  ? __switch_to_asm+0x34/0x70
[  439.395666]  ? __switch_to_asm+0x40/0x70
[  439.399749]  ? __switch_to_asm+0x34/0x70
[  439.403819]  bpf_clone_redirect+0x14a/0x490
[  439.408147]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  439.413168]  ? __sched_text_start+0x8/0x8
[  439.417323]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  439.422093]  ? find_held_lock+0x36/0x1c0
[  439.426158]  ? lock_acquire+0x1ed/0x520
[  439.430128]  ? bpf_test_run+0x3cb/0x780
[  439.434097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.439635]  ? check_preemption_disabled+0x48/0x280
[  439.444672]  ? kasan_check_read+0x11/0x20
[  439.448816]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.454088]  ? rcu_softirq_qs+0x20/0x20
[  439.458060]  ? preempt_schedule+0x4d/0x60
[  439.462212]  ? ___preempt_schedule+0x16/0x18
[  439.466645]  ? bpf_test_run+0x25d/0x780
[  439.470625]  ? netlink_diag_dump+0x2a0/0x2a0
[  439.475048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.480586]  ? bpf_test_init.isra.10+0x70/0x100
[  439.485274]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  439.490051]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  439.494918]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  439.500450]  ? fput+0x130/0x1a0
[  439.503746]  ? __bpf_prog_get+0x9b/0x290
[  439.507818]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  439.512669]  ? bpf_prog_test_run+0x130/0x1a0
[  439.517077]  ? __x64_sys_bpf+0x3d8/0x520
[  439.521154]  ? bpf_prog_get+0x20/0x20
[  439.524980]  ? do_syscall_64+0x1b9/0x820
[  439.529043]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  439.534403]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.539339]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.544175]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.549193]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.554226]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.559287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.564130]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  439.569499] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  439.569580] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  439.575644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.575649] Call Trace:
[  439.575654]  <IRQ>
[  439.575669]  dump_stack+0x244/0x39d
[  439.575688]  ? dump_stack_print_info.cold.1+0x20/0x20
[  439.582213] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  439.591509]  warn_alloc.cold.116+0xb7/0x1bd
[  439.594059] syz-executor4 cpuset=syz4 mems_allowed=0
[  439.596212]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.629690]  ? lock_downgrade+0x900/0x900
[  439.633845]  ? trace_hardirqs_off+0xb8/0x310
[  439.638260]  ? trace_hardirqs_off+0xb8/0x310
[  439.642701]  __alloc_pages_slowpath+0x26e8/0x2e10
[  439.647589]  ? warn_alloc+0x120/0x120
[  439.651393]  ? warn_alloc+0x120/0x120
[  439.655209]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.660274]  ? warn_alloc+0x120/0x120
[  439.664093]  ? print_usage_bug+0xc0/0xc0
[  439.668152]  ? print_usage_bug+0xc0/0xc0
[  439.672215]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.677415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.682974]  ? should_fail+0x22d/0xd01
[  439.686860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.691968]  ? __lock_acquire+0x62f/0x4c20
[  439.696210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.701312]  ? should_fail+0x22d/0xd01
[  439.705211]  ? mark_held_locks+0x130/0x130
[  439.709477]  ? mark_held_locks+0x130/0x130
[  439.713713]  ? print_usage_bug+0xc0/0xc0
[  439.717825]  ? find_held_lock+0x36/0x1c0
[  439.721919]  ? zap_class+0x640/0x640
[  439.725633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.731163]  ? check_preemption_disabled+0x48/0x280
[  439.736179]  ? __lock_is_held+0xb5/0x140
[  439.740252]  __alloc_pages_nodemask+0xa80/0xde0
[  439.744916]  ? zap_class+0x640/0x640
[  439.748633]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  439.753661]  ? find_held_lock+0x36/0x1c0
[  439.757728]  ? ____cache_alloc_node+0x1c7/0x1e0
[  439.762399]  ? lock_downgrade+0x900/0x900
[  439.766559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.772101]  cache_grow_begin+0xa5/0x8c0
[  439.776170]  ? do_raw_spin_unlock+0xa7/0x330
[  439.780595]  fallback_alloc+0x204/0x2e0
[  439.784591]  ____cache_alloc_node+0x1c7/0x1e0
[  439.789091]  kmem_cache_alloc_node+0xe3/0x730
[  439.793589]  ? mark_held_locks+0xc7/0x130
[  439.797748]  __alloc_skb+0x119/0x770
[  439.801469]  ? netdev_alloc_frag+0x1f0/0x1f0
[  439.805882]  ? do_raw_spin_trylock+0x270/0x270
[  439.810466]  ? kmem_cache_alloc_trace+0x353/0x750
[  439.815316]  ? queue_work_on+0x12c/0x1e0
[  439.819403]  ? switchdev_port_obj_del+0xdc/0x440
[  439.824161]  ? switchdev_trans_item_enqueue+0x260/0x260
[  439.829526]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  439.834552]  __br_mdb_notify+0x4ff/0x15d0
[  439.838712]  ? __br_mdb_add+0x7f0/0x7f0
[  439.842714]  ? zap_class+0x640/0x640
[  439.846438]  ? br_multicast_group_expired+0x96/0x610
[  439.851554]  ? lock_downgrade+0x900/0x900
[  439.855705]  br_mdb_notify+0x310/0x410
[  439.859593]  ? br_mdb_dump+0x27b0/0x27b0
[  439.863661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.869232]  br_multicast_group_expired+0x1bc/0x610
[  439.874258]  ? br_mdb_free+0x80/0x80
[  439.877979]  call_timer_fn+0x272/0x920
[  439.881864]  ? br_mdb_free+0x80/0x80
[  439.885588]  ? process_timeout+0x40/0x40
[  439.889659]  ? mark_held_locks+0xc7/0x130
[  439.893821]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.898332]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.902828]  ? br_mdb_free+0x80/0x80
[  439.906548]  ? lockdep_hardirqs_on+0x296/0x5b0
[  439.911129]  ? trace_hardirqs_on+0xbd/0x310
[  439.915448]  ? kasan_check_read+0x11/0x20
[  439.919587]  ? __run_timers+0x7da/0xc70
[  439.923558]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.928659]  ? br_mdb_free+0x80/0x80
[  439.932377]  ? br_mdb_free+0x80/0x80
[  439.936097]  __run_timers+0x7e5/0xc70
[  439.939904]  ? timer_fixup_init+0x70/0x70
[  439.944050]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.949061]  ? zap_class+0x640/0x640
[  439.952771]  ? print_usage_bug+0xc0/0xc0
[  439.956830]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.962018]  ? find_held_lock+0x36/0x1c0
[  439.966076]  ? zap_class+0x640/0x640
[  439.969788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.975334]  ? check_preemption_disabled+0x48/0x280
[  439.980351]  ? __lock_is_held+0xb5/0x140
[  439.984412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.989943]  ? check_preemption_disabled+0x48/0x280
[  439.994971]  run_timer_softirq+0x52/0xb0
[  439.999023]  ? rcu_read_lock_sched_held+0x14f/0x180
[  440.004036]  __do_softirq+0x308/0xb7e
[  440.007854]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  440.012373]  ? lock_downgrade+0x900/0x900
[  440.016568]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  440.021686]  ? pvclock_read_flags+0x160/0x160
[  440.026178]  ? lapic_next_event+0x5a/0x90
[  440.030369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.035919]  ? kvm_clock_read+0x18/0x30
[  440.039887]  ? kvm_sched_clock_read+0x9/0x20
[  440.044296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.049829]  ? check_preemption_disabled+0x48/0x280
[  440.054856]  irq_exit+0x17f/0x1c0
[  440.058305]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.063161]  ? smp_reschedule_interrupt+0x109/0x650
[  440.068176]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.074102]  ? interrupt_entry+0xb5/0xc0
[  440.078163]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.083219]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.088256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.093101]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.098144]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.103165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.108012]  apic_timer_interrupt+0xf/0x20
[  440.112254]  </IRQ>
[  440.114499] RIP: 0010:dump_stack+0x358/0x39d
[  440.118903] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  440.137808] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  440.145526] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  440.152823] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  440.160087] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  440.167351] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  440.174634] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  440.181913]  ? dump_stack+0x34f/0x39d
[  440.185749]  ? dump_stack_print_info.cold.1+0x20/0x20
[  440.190946]  ? mark_held_locks+0x130/0x130
[  440.195232]  ? mark_held_locks+0x130/0x130
[  440.199470]  dump_header+0x27b/0xf72
[  440.203191]  ? pagefault_out_of_memory+0x197/0x197
[  440.208136]  ? __lock_acquire+0x62f/0x4c20
[  440.212395]  ? percpu_ref_get_many+0x240/0x240
[  440.216980]  ? print_usage_bug+0xc0/0xc0
[  440.221064]  ? zap_class+0x640/0x640
[  440.224779]  ? print_usage_bug+0xc0/0xc0
[  440.228842]  ? print_usage_bug+0xc0/0xc0
[  440.232915]  ? zap_class+0x640/0x640
[  440.236657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.242196]  ? find_held_lock+0x36/0x1c0
[  440.246281]  ? mark_held_locks+0xc7/0x130
[  440.250426]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.255533]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.260658]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  440.265262]  ? trace_hardirqs_on+0xbd/0x310
[  440.269597]  ? kasan_check_read+0x11/0x20
[  440.273748]  ? ___ratelimit+0x3b4/0x672
[  440.277722]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.282828]  ? trace_hardirqs_on+0x310/0x310
[  440.287256]  ? lock_downgrade+0x900/0x900
[  440.291435]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.296549]  ? ___ratelimit+0x3b9/0x672
[  440.300565]  ? idr_get_free+0xf70/0xf70
[  440.304533]  ? find_held_lock+0x36/0x1c0
[  440.308595]  oom_kill_process.cold.27+0x10/0x903
[  440.313345]  ? zap_class+0x640/0x640
[  440.317068]  ? check_preemption_disabled+0x48/0x280
[  440.322085]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.327008]  ? kasan_check_read+0x11/0x20
[  440.331151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.336425]  ? oom_evaluate_task+0x540/0x540
[  440.340857]  ? find_held_lock+0x36/0x1c0
[  440.344920]  ? out_of_memory+0x974/0x1430
[  440.349066]  ? lock_downgrade+0x900/0x900
[  440.353218]  ? check_preemption_disabled+0x48/0x280
[  440.358245]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.363177]  ? kasan_check_read+0x11/0x20
[  440.367357]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.372658]  ? rcu_softirq_qs+0x20/0x20
[  440.376631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.382181]  ? oom_evaluate_task+0x302/0x540
[  440.386596]  out_of_memory+0xa84/0x1430
[  440.390574]  ? oom_killer_disable+0x3a0/0x3a0
[  440.395067]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  440.400028]  ? __ww_mutex_check_waiters+0x160/0x160
[  440.405047]  __alloc_pages_slowpath+0x2354/0x2e10
[  440.409941]  ? warn_alloc+0x120/0x120
[  440.413753]  ? mark_held_locks+0x130/0x130
[  440.417988]  ? find_get_entry+0xaae/0x1120
[  440.422237]  ? filemap_map_pages+0x1a20/0x1a20
[  440.426838]  ? zap_class+0x640/0x640
[  440.430557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.436091]  ? check_preemption_disabled+0x48/0x280
[  440.441100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.446630]  ? should_fail+0x22d/0xd01
[  440.450518]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.455620]  ? zap_class+0x640/0x640
[  440.459378]  ? __lock_is_held+0xb5/0x140
[  440.463459]  ? mark_held_locks+0x130/0x130
[  440.467693]  ? lock_release+0xa00/0xa00
[  440.471661]  ? perf_trace_sched_process_exec+0x860/0x860
[  440.477107]  ? xa_load+0x2ba/0x460
[  440.480657]  ? lock_downgrade+0x900/0x900
[  440.484807]  ? __might_sleep+0x95/0x190
[  440.488778]  __alloc_pages_nodemask+0xa80/0xde0
[  440.493950]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  440.498965]  ? __page_cache_alloc+0x191/0x5c0
[  440.503469]  ? xa_load+0x2e1/0x460
[  440.507019]  ? xa_clear_mark+0x40/0x40
[  440.510911]  ? zap_class+0x640/0x640
[  440.514629]  ? zap_class+0x640/0x640
[  440.518370]  ? zap_class+0x640/0x640
[  440.522101]  ? __do_page_cache_readahead+0x663/0x810
[  440.527210]  ? find_held_lock+0x36/0x1c0
[  440.531301]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  440.536841]  alloc_pages_current+0x173/0x350
[  440.541256]  __page_cache_alloc+0x38c/0x5c0
[  440.545579]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.550529]  ? kasan_check_read+0x11/0x20
[  440.554686]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.559994]  ? generic_perform_write+0x6a0/0x6a0
[  440.564746]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.570280]  ? check_preemption_disabled+0x48/0x280
[  440.575303]  filemap_fault+0x1595/0x25f0
[  440.579383]  ? __lock_page_or_retry+0xa00/0xa00
[  440.584069]  ? mark_held_locks+0x130/0x130
[  440.588319]  ? filemap_map_pages+0xd6b/0x1a20
[  440.592817]  ? lock_downgrade+0x900/0x900
[  440.596964]  ? check_preemption_disabled+0x48/0x280
[  440.601981]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.606923]  ? kasan_check_read+0x11/0x20
[  440.611066]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.616348]  ? rcu_softirq_qs+0x20/0x20
[  440.620352]  ? filemap_map_pages+0xd92/0x1a20
[  440.624849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.630395]  ? find_get_entries_tag+0x1400/0x1400
[  440.635251]  ? __lock_acquire+0x62f/0x4c20
[  440.639560]  ? lock_acquire+0x1ed/0x520
[  440.643558]  ? ext4_filemap_fault+0x7a/0xad
[  440.647882]  ? lock_release+0xa00/0xa00
[  440.651867]  ? perf_trace_sched_process_exec+0x860/0x860
[  440.657342]  ? print_usage_bug+0xc0/0xc0
[  440.661402]  ? print_usage_bug+0xc0/0xc0
[  440.665475]  ? down_read+0x8d/0x120
[  440.669116]  ? ext4_filemap_fault+0x7a/0xad
[  440.673443]  ? __down_interruptible+0x700/0x700
[  440.678124]  ext4_filemap_fault+0x82/0xad
[  440.682273]  __do_fault+0x100/0x6b0
[  440.685905]  ? pmd_devmap_trans_unstable+0x220/0x220
[  440.691010]  ? mark_held_locks+0x130/0x130
[  440.695251]  ? mark_held_locks+0x130/0x130
[  440.699488]  ? find_held_lock+0x36/0x1c0
[  440.703559]  ? find_held_lock+0x36/0x1c0
[  440.707625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.713219]  __handle_mm_fault+0x3ea0/0x5be0
[  440.717647]  ? poll_select_copy_remaining+0x18c/0x6a0
[  440.722866]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  440.727722]  ? __might_fault+0x12b/0x1e0
[  440.731814]  ? lock_downgrade+0x900/0x900
[  440.736024]  ? zap_class+0x640/0x640
[  440.739744]  ? zap_class+0x640/0x640
[  440.743463]  ? find_held_lock+0x36/0x1c0
[  440.747538]  ? handle_mm_fault+0x42a/0xc70
[  440.751779]  ? lock_downgrade+0x900/0x900
[  440.755928]  ? check_preemption_disabled+0x48/0x280
[  440.760947]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.765894]  ? kasan_check_read+0x11/0x20
[  440.770061]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.775340]  ? rcu_softirq_qs+0x20/0x20
[  440.779338]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.784443]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.790022]  ? check_preemption_disabled+0x48/0x280
[  440.795046]  handle_mm_fault+0x54f/0xc70
[  440.799111]  ? __handle_mm_fault+0x5be0/0x5be0
[  440.803702]  ? find_vma+0x34/0x190
[  440.807264]  __do_page_fault+0x5e8/0xe60
[  440.811339]  ? trace_hardirqs_off+0xb8/0x310
[  440.815758]  do_page_fault+0xf2/0x7e0
[  440.819559]  ? vmalloc_sync_all+0x30/0x30
[  440.823731]  ? error_entry+0x70/0xd0
[  440.827445]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.832461]  ? trace_hardirqs_on_caller+0xc0/0x310
[  440.837396]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.842328]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.847173]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.852194]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.857662]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  440.862684]  ? prepare_exit_to_usermode+0x291/0x3b0
[  440.867712]  ? page_fault+0x8/0x30
[  440.871267]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.876130]  ? page_fault+0x8/0x30
[  440.879694]  page_fault+0x1e/0x30
[  440.883168] RIP: 0033:0x7f00c9250dd3
[  440.886890] Code: Bad RIP value.
[  440.890251] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  440.895618] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  440.902898] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  440.910176] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  440.917449] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  440.924724] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  440.932011] warn_alloc_show_mem: 1 callbacks suppressed
[  440.932022] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  440.932023] Mem-Info:
[  440.932054] active_anon:48257 inactive_anon:195 isolated_anon:0
[  440.932054]  active_file:14 inactive_file:11 isolated_file:0
[  440.932054]  unevictable:0 dirty:0 writeback:0 unstable:0
[  440.932054]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  440.932054]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  440.932054]  free:13718 free_pcp:175 free_cma:0
[  440.937391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.944712] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  440.947114] Call Trace:
[  440.979975] 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
[  440.989315]  <IRQ>
[  441.016916] lowmem_reserve[]: 0 2818 6321 6321
[  441.019497]  dump_stack+0x244/0x39d
[  441.045584] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  441.047738]  ? dump_stack_print_info.cold.1+0x20/0x20
[  441.052285] lowmem_reserve[]: 0 0 3503 3503
[  441.055905]  warn_alloc.cold.116+0xb7/0x1bd
[  441.083372] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  441.088565]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  441.092874] lowmem_reserve[]: 0 0 0 0
[  441.097189]  ? lock_downgrade+0x900/0x900
[  441.126069] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  441.130911]  ? trace_hardirqs_off+0xb8/0x310
[  441.134682] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  441.138826]  ? trace_hardirqs_off+0xb8/0x310
[  441.152322] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  441.156739]  __alloc_pages_slowpath+0x26e8/0x2e10
[  441.171883] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  441.176337]  ? warn_alloc+0x120/0x120
[  441.191381] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  441.196216]  ? print_usage_bug+0xc0/0xc0
[  441.205026] 269 total pagecache pages
[  441.208817]  ? warn_alloc+0x120/0x120
[  441.217422] 0 pages in swap cache
[  441.221487]  ? warn_alloc+0x120/0x120
[  441.225282] Swap cache stats: add 0, delete 0, find 0/0
[  441.229067]  ? print_usage_bug+0xc0/0xc0
[  441.232525] Free swap  = 0kB
[  441.236317]  ? print_usage_bug+0xc0/0xc0
[  441.241760] Total swap = 0kB
[  441.245841]  ? __lock_acquire+0x62f/0x4c20
[  441.248883] 1965979 pages RAM
[  441.252950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.255965] 0 pages HighMem/MovableOnly
[  441.260190]  ? should_fail+0x22d/0xd01
[  441.263269] 342853 pages reserved
[  441.268796]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.272742] 0 pages cma reserved
[  441.276624]  ? __lock_acquire+0x62f/0x4c20
[  441.280173] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.285167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.288551] init cpuset=/ mems_allowed=0
[  441.292797]  ? __lock_acquire+0x62f/0x4c20
[  441.315967]  ? should_fail+0x22d/0xd01
[  441.319851]  ? find_held_lock+0x36/0x1c0
[  441.323911]  ? mark_held_locks+0x130/0x130
[  441.328159]  ? mark_held_locks+0x130/0x130
[  441.332411]  ? zap_class+0x640/0x640
[  441.336154]  ? zap_class+0x640/0x640
[  441.339869]  ? print_usage_bug+0xc0/0xc0
[  441.343926]  ? do_raw_spin_unlock+0xa7/0x330
[  441.348332]  ? zap_class+0x640/0x640
[  441.352041]  ? print_usage_bug+0xc0/0xc0
[  441.356121]  ? wq_watchdog_touch+0x9c/0xfe
[  441.360377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.365943]  ? check_preemption_disabled+0x48/0x280
[  441.370983]  ? __lock_is_held+0xb5/0x140
[  441.375071]  __alloc_pages_nodemask+0xa80/0xde0
[  441.379746]  ? zap_class+0x640/0x640
[  441.383530]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  441.388576]  ? find_held_lock+0x36/0x1c0
[  441.392645]  ? ____cache_alloc_node+0x1c7/0x1e0
[  441.397334]  ? lock_downgrade+0x900/0x900
[  441.401491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.407035]  cache_grow_begin+0xa5/0x8c0
[  441.411094]  ? do_raw_spin_unlock+0xa7/0x330
[  441.415517]  fallback_alloc+0x204/0x2e0
[  441.419498]  ____cache_alloc_node+0x1c7/0x1e0
[  441.424028]  kmem_cache_alloc_node+0xe3/0x730
[  441.428545]  ? ipv6_get_ifaddr+0x42e/0x620
[  441.432788]  __alloc_skb+0x119/0x770
[  441.436519]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.441808]  ? netdev_alloc_frag+0x1f0/0x1f0
[  441.446225]  ? lock_downgrade+0x900/0x900
[  441.450382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.455932]  ? refcount_sub_and_test_checked+0x203/0x310
[  441.461389]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.466861]  ? addrconf_rs_timer+0x690/0x690
[  441.471305]  ndisc_alloc_skb+0x144/0x340
[  441.475372]  ndisc_send_rs+0x331/0x6e0
[  441.479281]  addrconf_rs_timer+0x314/0x690
[  441.483528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.487789]  call_timer_fn+0x272/0x920
[  441.491705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.496010]  ? process_timeout+0x40/0x40
[  441.500072]  ? __run_timers+0x7da/0xc70
[  441.504053]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.508540]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.513025]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.517256]  ? lockdep_hardirqs_on+0x296/0x5b0
[  441.521835]  ? trace_hardirqs_on+0xbd/0x310
[  441.526168]  ? kasan_check_read+0x11/0x20
[  441.530424]  ? __run_timers+0x7da/0xc70
[  441.534411]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.539533]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.543781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.548007]  __run_timers+0x7e5/0xc70
[  441.551817]  ? timer_fixup_init+0x70/0x70
[  441.556017]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  441.561029]  ? zap_class+0x640/0x640
[  441.564837]  ? enqueue_hrtimer+0x1a5/0x560
[  441.569083]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  441.574288]  ? find_held_lock+0x36/0x1c0
[  441.578367]  ? zap_class+0x640/0x640
[  441.582093]  ? pvclock_read_flags+0x160/0x160
[  441.586589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.592150]  ? check_preemption_disabled+0x48/0x280
[  441.597181]  ? __lock_is_held+0xb5/0x140
[  441.601247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.606782]  ? check_preemption_disabled+0x48/0x280
[  441.611795]  run_timer_softirq+0x52/0xb0
[  441.615864]  ? rcu_read_lock_sched_held+0x14f/0x180
[  441.620884]  __do_softirq+0x308/0xb7e
[  441.625156]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  441.629665]  ? lock_downgrade+0x900/0x900
[  441.633817]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  441.638963]  ? pvclock_read_flags+0x160/0x160
[  441.643478]  ? lapic_next_event+0x5a/0x90
[  441.647687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.653241]  ? kvm_clock_read+0x18/0x30
[  441.657228]  ? kvm_sched_clock_read+0x9/0x20
[  441.661638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.667173]  ? check_preemption_disabled+0x48/0x280
[  441.672215]  irq_exit+0x17f/0x1c0
[  441.675667]  smp_apic_timer_interrupt+0x1cb/0x760
[  441.680531]  ? smp_reschedule_interrupt+0x109/0x650
[  441.685563]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.691448]  ? interrupt_entry+0xb5/0xc0
[  441.695507]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.700517]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.705545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.710399]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.715408]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.720437]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.725284]  apic_timer_interrupt+0xf/0x20
[  441.729510]  </IRQ>
[  441.731746] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  441.737625] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  441.756517] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  441.764222] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  441.771499] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  441.778790] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  441.786064] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  441.793338] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  441.800663]  ? save_stack+0xa9/0xd0
[  441.804295]  __kmalloc_node_track_caller+0x3c/0x70
[  441.809230]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  441.814019]  pskb_expand_head+0x230/0x10f0
[  441.818253]  ? check_preemption_disabled+0x48/0x280
[  441.823276]  ? memcpy+0x45/0x50
[  441.826571]  ? __copy_skb_header+0x350/0x6b0
[  441.830994]  ? skb_release_data+0x880/0x880
[  441.835313]  ? __alloc_skb+0x770/0x770
[  441.839232]  ? __lock_is_held+0xb5/0x140
[  441.843305]  ? kasan_check_write+0x14/0x20
[  441.847577]  ? __skb_clone+0x6c7/0xa00
[  441.851467]  ? __copy_skb_header+0x6b0/0x6b0
[  441.855887]  ? kmem_cache_alloc+0x33a/0x730
[  441.860217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.865763]  skb_ensure_writable+0x3dd/0x640
[  441.870173]  ? skb_checksum_setup+0xaa0/0xaa0
[  441.874681]  ? preempt_notifier_register+0x200/0x200
[  441.879779]  ? __switch_to_asm+0x34/0x70
[  441.883837]  ? __switch_to_asm+0x34/0x70
[  441.887892]  ? __switch_to_asm+0x40/0x70
[  441.891968]  ? __switch_to_asm+0x34/0x70
[  441.896045]  ? __switch_to_asm+0x40/0x70
[  441.900100]  ? __switch_to_asm+0x40/0x70
[  441.904155]  ? __switch_to_asm+0x34/0x70
[  441.908219]  ? __switch_to_asm+0x34/0x70
[  441.912279]  ? __switch_to_asm+0x40/0x70
[  441.916337]  ? __switch_to_asm+0x34/0x70
[  441.920396]  bpf_clone_redirect+0x14a/0x490
[  441.924718]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  441.929737]  ? __sched_text_start+0x8/0x8
[  441.933877]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.938682]  ? find_held_lock+0x36/0x1c0
[  441.942778]  ? lock_acquire+0x1ed/0x520
[  441.946758]  ? bpf_test_run+0x3cb/0x780
[  441.950763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.956310]  ? check_preemption_disabled+0x48/0x280
[  441.961359]  ? kasan_check_read+0x11/0x20
[  441.965501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.970776]  ? rcu_softirq_qs+0x20/0x20
[  441.974749]  ? preempt_schedule+0x4d/0x60
[  441.978890]  ? ___preempt_schedule+0x16/0x18
[  441.983394]  ? bpf_test_run+0x25d/0x780
[  441.987374]  ? netlink_diag_dump+0x2a0/0x2a0
[  441.991778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.997310]  ? bpf_test_init.isra.10+0x70/0x100
[  442.001992]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  442.006753]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  442.011613]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  442.017166]  ? fput+0x130/0x1a0
[  442.020443]  ? __bpf_prog_get+0x9b/0x290
[  442.024530]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  442.029379]  ? bpf_prog_test_run+0x130/0x1a0
[  442.033787]  ? __x64_sys_bpf+0x3d8/0x520
[  442.037845]  ? bpf_prog_get+0x20/0x20
[  442.041657]  ? do_syscall_64+0x1b9/0x820
[  442.045717]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  442.051082]  ? syscall_return_slowpath+0x5e0/0x5e0
[  442.056003]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.060845]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.065853]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  442.070864]  ? prepare_exit_to_usermode+0x291/0x3b0
[  442.075879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.080723]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  442.086104] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  442.086166] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  442.092272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.092281] Call Trace:
[  442.098949] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  442.108195]  <IRQ>
[  442.110783] syz-executor4 cpuset=syz4 mems_allowed=0
[  442.121262]  dump_stack+0x244/0x39d
[  442.132089]  ? dump_stack_print_info.cold.1+0x20/0x20
[  442.137308]  warn_alloc.cold.116+0xb7/0x1bd
[  442.141630]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.146479]  ? lock_downgrade+0x900/0x900
[  442.150650]  ? trace_hardirqs_off+0xb8/0x310
[  442.155114]  ? trace_hardirqs_off+0xb8/0x310
[  442.159529]  __alloc_pages_slowpath+0x26e8/0x2e10
[  442.164399]  ? warn_alloc+0x120/0x120
[  442.168201]  ? warn_alloc+0x120/0x120
[  442.172014]  ? warn_alloc+0x120/0x120
[  442.175813]  ? print_usage_bug+0xc0/0xc0
[  442.179869]  ? mark_held_locks+0x130/0x130
[  442.184134]  ? kvm_clock_read+0x18/0x30
[  442.188121]  ? print_usage_bug+0xc0/0xc0
[  442.192189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.197735]  ? should_fail+0x22d/0xd01
[  442.201622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.206722]  ? __lock_acquire+0x62f/0x4c20
[  442.210959]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.216070]  ? __lock_acquire+0x62f/0x4c20
[  442.220312]  ? should_fail+0x22d/0xd01
[  442.224216]  ? mark_held_locks+0x130/0x130
[  442.228464]  ? mark_held_locks+0x130/0x130
[  442.232700]  ? zap_class+0x640/0x640
[  442.236422]  ? print_usage_bug+0xc0/0xc0
[  442.240494]  ? find_held_lock+0x36/0x1c0
[  442.244553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.250088]  ? check_preemption_disabled+0x48/0x280
[  442.255108]  ? __lock_is_held+0xb5/0x140
[  442.259189]  __alloc_pages_nodemask+0xa80/0xde0
[  442.263861]  ? zap_class+0x640/0x640
[  442.267597]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  442.272625]  ? find_held_lock+0x36/0x1c0
[  442.276692]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.281359]  ? lock_downgrade+0x900/0x900
[  442.285543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.291097]  cache_grow_begin+0xa5/0x8c0
[  442.295154]  ? do_raw_spin_unlock+0xa7/0x330
[  442.299577]  fallback_alloc+0x204/0x2e0
[  442.303551]  ____cache_alloc_node+0x1c7/0x1e0
[  442.308088]  kmem_cache_alloc_node+0xe3/0x730
[  442.312576]  ? ipv6_get_ifaddr+0x42e/0x620
[  442.316815]  __alloc_skb+0x119/0x770
[  442.320538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.325823]  ? netdev_alloc_frag+0x1f0/0x1f0
[  442.330249]  ? lock_downgrade+0x900/0x900
[  442.334436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.339971]  ? refcount_sub_and_test_checked+0x203/0x310
[  442.345419]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  442.350865]  ? addrconf_rs_timer+0x690/0x690
[  442.355278]  ndisc_alloc_skb+0x144/0x340
[  442.359338]  ndisc_send_rs+0x331/0x6e0
[  442.363292]  addrconf_rs_timer+0x314/0x690
[  442.367531]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.371768]  call_timer_fn+0x272/0x920
[  442.375669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.379903]  ? process_timeout+0x40/0x40
[  442.383969]  ? mark_held_locks+0xc7/0x130
[  442.388117]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.392609]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.397099]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.401332]  ? lockdep_hardirqs_on+0x296/0x5b0
[  442.405935]  ? trace_hardirqs_on+0xbd/0x310
[  442.410257]  ? kasan_check_read+0x11/0x20
[  442.414400]  ? __run_timers+0x7da/0xc70
[  442.418384]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.423504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.427767]  __run_timers+0x7e5/0xc70
[  442.431573]  ? timer_fixup_init+0x70/0x70
[  442.435735]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.440752]  ? zap_class+0x640/0x640
[  442.444484]  ? print_usage_bug+0xc0/0xc0
[  442.448562]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.453749]  ? find_held_lock+0x36/0x1c0
[  442.457827]  ? zap_class+0x640/0x640
[  442.461554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.467085]  ? check_preemption_disabled+0x48/0x280
[  442.472130]  ? __lock_is_held+0xb5/0x140
[  442.476185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.481741]  ? check_preemption_disabled+0x48/0x280
[  442.486773]  run_timer_softirq+0x52/0xb0
[  442.491261]  ? rcu_read_lock_sched_held+0x14f/0x180
[  442.496274]  __do_softirq+0x308/0xb7e
[  442.500074]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  442.504562]  ? lock_downgrade+0x900/0x900
[  442.508731]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  442.513855]  ? pvclock_read_flags+0x160/0x160
[  442.518349]  ? lapic_next_event+0x5a/0x90
[  442.522495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.528027]  ? kvm_clock_read+0x18/0x30
[  442.531993]  ? kvm_sched_clock_read+0x9/0x20
[  442.536416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.541946]  ? check_preemption_disabled+0x48/0x280
[  442.546976]  irq_exit+0x17f/0x1c0
[  442.550444]  smp_apic_timer_interrupt+0x1cb/0x760
[  442.555299]  ? smp_reschedule_interrupt+0x109/0x650
[  442.560312]  ? smp_call_function_single_interrupt+0x650/0x650
[  442.566204]  ? interrupt_entry+0xb5/0xc0
[  442.570287]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.575303]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.580319]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.585169]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.590992]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.596018]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.600874]  apic_timer_interrupt+0xf/0x20
[  442.605097]  </IRQ>
[  442.607345] RIP: 0010:dump_stack+0x358/0x39d
[  442.611753] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  442.630646] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  442.638349] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  442.645611] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  442.652871] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  442.660131] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  442.667401] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  442.674677]  ? dump_stack+0x34f/0x39d
[  442.678491]  ? dump_stack_print_info.cold.1+0x20/0x20
[  442.683684]  ? mark_held_locks+0x130/0x130
[  442.687916]  ? mark_held_locks+0x130/0x130
[  442.692160]  dump_header+0x27b/0xf72
[  442.695883]  ? pagefault_out_of_memory+0x197/0x197
[  442.700817]  ? __lock_acquire+0x62f/0x4c20
[  442.705050]  ? percpu_ref_get_many+0x240/0x240
[  442.709648]  ? print_usage_bug+0xc0/0xc0
[  442.713727]  ? zap_class+0x640/0x640
[  442.717440]  ? print_usage_bug+0xc0/0xc0
[  442.721499]  ? print_usage_bug+0xc0/0xc0
[  442.725561]  ? zap_class+0x640/0x640
[  442.729278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.734822]  ? find_held_lock+0x36/0x1c0
[  442.738889]  ? mark_held_locks+0xc7/0x130
[  442.743040]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  442.748138]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  442.753267]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  442.757851]  ? trace_hardirqs_on+0xbd/0x310
[  442.762167]  ? kasan_check_read+0x11/0x20
[  442.766310]  ? ___ratelimit+0x3b4/0x672
[  442.770297]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.775418]  ? trace_hardirqs_on+0x310/0x310
[  442.779877]  ? lock_downgrade+0x900/0x900
[  442.784031]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  442.789142]  ? ___ratelimit+0x3b9/0x672
[  442.793151]  ? idr_get_free+0xf70/0xf70
[  442.797119]  ? find_held_lock+0x36/0x1c0
[  442.801182]  oom_kill_process.cold.27+0x10/0x903
[  442.805936]  ? zap_class+0x640/0x640
[  442.809661]  ? check_preemption_disabled+0x48/0x280
[  442.814676]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  442.819623]  ? kasan_check_read+0x11/0x20
[  442.823783]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.829056]  ? oom_evaluate_task+0x540/0x540
[  442.833481]  ? find_held_lock+0x36/0x1c0
[  442.837560]  ? out_of_memory+0x974/0x1430
[  442.841715]  ? lock_downgrade+0x900/0x900
[  442.845866]  ? check_preemption_disabled+0x48/0x280
[  442.850891]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  442.855817]  ? kasan_check_read+0x11/0x20
[  442.859961]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.865250]  ? rcu_softirq_qs+0x20/0x20
[  442.869242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.874791]  ? oom_evaluate_task+0x302/0x540
[  442.879200]  out_of_memory+0xa84/0x1430
[  442.883191]  ? oom_killer_disable+0x3a0/0x3a0
[  442.887758]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  442.892707]  ? __ww_mutex_check_waiters+0x160/0x160
[  442.897749]  __alloc_pages_slowpath+0x2354/0x2e10
[  442.902622]  ? warn_alloc+0x120/0x120
[  442.906420]  ? mark_held_locks+0x130/0x130
[  442.910657]  ? find_get_entry+0xaae/0x1120
[  442.914897]  ? filemap_map_pages+0x1a20/0x1a20
[  442.919507]  ? zap_class+0x640/0x640
[  442.923272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.928804]  ? check_preemption_disabled+0x48/0x280
[  442.933812]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.939367]  ? should_fail+0x22d/0xd01
[  442.943282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.948391]  ? zap_class+0x640/0x640
[  442.952121]  ? __lock_is_held+0xb5/0x140
[  442.956185]  ? mark_held_locks+0x130/0x130
[  442.960420]  ? lock_release+0xa00/0xa00
[  442.964406]  ? perf_trace_sched_process_exec+0x860/0x860
[  442.969852]  ? xa_load+0x2ba/0x460
[  442.973386]  ? lock_downgrade+0x900/0x900
[  442.977536]  ? __might_sleep+0x95/0x190
[  442.981515]  __alloc_pages_nodemask+0xa80/0xde0
[  442.986187]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  442.991213]  ? __page_cache_alloc+0x191/0x5c0
[  442.995738]  ? xa_load+0x2e1/0x460
[  442.999288]  ? xa_clear_mark+0x40/0x40
[  443.003610]  ? zap_class+0x640/0x640
[  443.007345]  ? zap_class+0x640/0x640
[  443.011057]  ? zap_class+0x640/0x640
[  443.014770]  ? __do_page_cache_readahead+0x663/0x810
[  443.019879]  ? find_held_lock+0x36/0x1c0
[  443.023939]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  443.029503]  alloc_pages_current+0x173/0x350
[  443.033909]  __page_cache_alloc+0x38c/0x5c0
[  443.038227]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.043156]  ? kasan_check_read+0x11/0x20
[  443.047297]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.052582]  ? generic_perform_write+0x6a0/0x6a0
[  443.057350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.062995]  ? check_preemption_disabled+0x48/0x280
[  443.068016]  filemap_fault+0x1595/0x25f0
[  443.072082]  ? __lock_page_or_retry+0xa00/0xa00
[  443.076765]  ? mark_held_locks+0x130/0x130
[  443.081008]  ? filemap_map_pages+0xd6b/0x1a20
[  443.085499]  ? lock_downgrade+0x900/0x900
[  443.089645]  ? check_preemption_disabled+0x48/0x280
[  443.094671]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.099624]  ? kasan_check_read+0x11/0x20
[  443.103765]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.109040]  ? rcu_softirq_qs+0x20/0x20
[  443.113026]  ? filemap_map_pages+0xd92/0x1a20
[  443.117528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.123071]  ? find_get_entries_tag+0x1400/0x1400
[  443.127913]  ? __lock_acquire+0x62f/0x4c20
[  443.132154]  ? lock_acquire+0x1ed/0x520
[  443.136141]  ? ext4_filemap_fault+0x7a/0xad
[  443.140481]  ? lock_release+0xa00/0xa00
[  443.144453]  ? perf_trace_sched_process_exec+0x860/0x860
[  443.149906]  ? print_usage_bug+0xc0/0xc0
[  443.153984]  ? print_usage_bug+0xc0/0xc0
[  443.158066]  ? down_read+0x8d/0x120
[  443.161687]  ? ext4_filemap_fault+0x7a/0xad
[  443.166006]  ? __down_interruptible+0x700/0x700
[  443.170678]  ext4_filemap_fault+0x82/0xad
[  443.174824]  __do_fault+0x100/0x6b0
[  443.178472]  ? pmd_devmap_trans_unstable+0x220/0x220
[  443.183576]  ? mark_held_locks+0x130/0x130
[  443.187810]  ? mark_held_locks+0x130/0x130
[  443.192049]  ? find_held_lock+0x36/0x1c0
[  443.196111]  ? find_held_lock+0x36/0x1c0
[  443.200173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.205712]  __handle_mm_fault+0x3ea0/0x5be0
[  443.210172]  ? poll_select_copy_remaining+0x18c/0x6a0
[  443.215385]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  443.220270]  ? __might_fault+0x12b/0x1e0
[  443.224345]  ? lock_downgrade+0x900/0x900
[  443.228503]  ? zap_class+0x640/0x640
[  443.232220]  ? zap_class+0x640/0x640
[  443.235945]  ? find_held_lock+0x36/0x1c0
[  443.240018]  ? handle_mm_fault+0x42a/0xc70
[  443.244260]  ? lock_downgrade+0x900/0x900
[  443.248404]  ? check_preemption_disabled+0x48/0x280
[  443.253421]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.258342]  ? kasan_check_read+0x11/0x20
[  443.262485]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.267772]  ? rcu_softirq_qs+0x20/0x20
[  443.271767]  ? trace_hardirqs_off_caller+0x310/0x310
[  443.276899]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.282451]  ? check_preemption_disabled+0x48/0x280
[  443.287468]  handle_mm_fault+0x54f/0xc70
[  443.291546]  ? __handle_mm_fault+0x5be0/0x5be0
[  443.296128]  ? find_vma+0x34/0x190
[  443.299716]  __do_page_fault+0x5e8/0xe60
[  443.303802]  ? trace_hardirqs_off+0xb8/0x310
[  443.308223]  do_page_fault+0xf2/0x7e0
[  443.312041]  ? vmalloc_sync_all+0x30/0x30
[  443.316182]  ? error_entry+0x70/0xd0
[  443.319915]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.324975]  ? trace_hardirqs_on_caller+0xc0/0x310
[  443.330015]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.334960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.339835]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.344847]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  443.350300]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  443.355320]  ? prepare_exit_to_usermode+0x291/0x3b0
[  443.360336]  ? page_fault+0x8/0x30
[  443.363877]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.368733]  ? page_fault+0x8/0x30
[  443.372273]  page_fault+0x1e/0x30
[  443.375728] RIP: 0033:0x7f00c9250dd3
[  443.379479] Code: Bad RIP value.
[  443.382838] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  443.388199] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  443.395477] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  443.402744] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  443.410014] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  443.417300] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  443.424600] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  443.424606] warn_alloc_show_mem: 1 callbacks suppressed
[  443.424613] Mem-Info:
[  443.431904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.437276] active_anon:48257 inactive_anon:195 isolated_anon:0
[  443.437276]  active_file:14 inactive_file:11 isolated_file:0
[  443.437276]  unevictable:0 dirty:0 writeback:0 unstable:0
[  443.437276]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  443.437276]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  443.437276]  free:13718 free_pcp:175 free_cma:0
[  443.439651] Call Trace:
[  443.449054] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  443.481910]  <IRQ>
[  443.484569] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  443.512415]  dump_stack+0x244/0x39d
[  443.514536] lowmem_reserve[]: 0 2818 6321 6321
[  443.540653]  ? dump_stack_print_info.cold.1+0x20/0x20
[  443.544259] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  443.548840]  warn_alloc.cold.116+0xb7/0x1bd
[  443.553999] lowmem_reserve[]: 0 0 3503 3503
[  443.581494]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.585819] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  443.590129]  ? lock_downgrade+0x900/0x900
[  443.594943] lowmem_reserve[]: 0 0 0 0
[  443.623876]  ? trace_hardirqs_off+0xb8/0x310
[  443.627996] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  443.631820]  ? trace_hardirqs_off+0xb8/0x310
[  443.636225] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  443.649747]  __alloc_pages_slowpath+0x26e8/0x2e10
[  443.654118] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  443.669401]  ? warn_alloc+0x120/0x120
[  443.674202] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  443.689297]  ? print_usage_bug+0xc0/0xc0
[  443.693078] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  443.701893]  ? warn_alloc+0x120/0x120
[  443.705926] 269 total pagecache pages
[  443.714489]  ? warn_alloc+0x120/0x120
[  443.718314] 0 pages in swap cache
[  443.722111]  ? print_usage_bug+0xc0/0xc0
[  443.725934] Swap cache stats: add 0, delete 0, find 0/0
[  443.729369]  ? kvm_clock_read+0x18/0x30
[  443.733400] Free swap  = 0kB
[  443.738750]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  443.742705] Total swap = 0kB
[  443.745711]  ? print_usage_bug+0xc0/0xc0
[  443.750701] 1965979 pages RAM
[  443.753708]  ? __lock_acquire+0x62f/0x4c20
[  443.757759] 0 pages HighMem/MovableOnly
[  443.760872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.765090] 342853 pages reserved
[  443.769082]  ? should_fail+0x22d/0xd01
[  443.774603] 0 pages cma reserved
[  443.778042]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.781966] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  443.785319]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.785333]  ? __lock_acquire+0x62f/0x4c20
[  443.785365]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.790689] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  443.797111]  ? __lock_acquire+0x62f/0x4c20
[  443.802183] init cpuset=/ mems_allowed=0
[  443.806421]  ? should_fail+0x22d/0xd01
[  443.833321]  ? rcu_irq_exit+0x1a2/0x390
[  443.837298]  ? mark_held_locks+0x130/0x130
[  443.841597]  ? mark_held_locks+0x130/0x130
[  443.845850]  ? mark_held_locks+0xc7/0x130
[  443.849993]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  443.855008]  ? zap_class+0x640/0x640
[  443.858714]  ? print_usage_bug+0xc0/0xc0
[  443.862826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.868367]  ? check_preemption_disabled+0x48/0x280
[  443.873405]  ? __lock_is_held+0xb5/0x140
[  443.877482]  __alloc_pages_nodemask+0xa80/0xde0
[  443.882149]  ? zap_class+0x640/0x640
[  443.885896]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  443.890932]  ? find_held_lock+0x36/0x1c0
[  443.894999]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.899692]  ? lock_downgrade+0x900/0x900
[  443.903840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.909378]  cache_grow_begin+0xa5/0x8c0
[  443.913435]  ? do_raw_spin_unlock+0xa7/0x330
[  443.917844]  fallback_alloc+0x204/0x2e0
[  443.921826]  ____cache_alloc_node+0x1c7/0x1e0
[  443.926343]  kmem_cache_alloc_node+0xe3/0x730
[  443.930838]  ? ipv6_get_ifaddr+0x42e/0x620
[  443.935084]  __alloc_skb+0x119/0x770
[  443.938826]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.944103]  ? netdev_alloc_frag+0x1f0/0x1f0
[  443.948531]  ? lock_downgrade+0x900/0x900
[  443.952685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.958263]  ? refcount_sub_and_test_checked+0x203/0x310
[  443.963747]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  443.969191]  ? addrconf_rs_timer+0x690/0x690
[  443.973612]  ndisc_alloc_skb+0x144/0x340
[  443.977676]  ndisc_send_rs+0x331/0x6e0
[  443.981567]  addrconf_rs_timer+0x314/0x690
[  443.985801]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.990038]  call_timer_fn+0x272/0x920
[  443.993956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.998186]  ? process_timeout+0x40/0x40
[  444.002258]  ? __run_timers+0x7da/0xc70
[  444.006250]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.010758]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.015246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.019489]  ? lockdep_hardirqs_on+0x296/0x5b0
[  444.024069]  ? trace_hardirqs_on+0xbd/0x310
[  444.028397]  ? kasan_check_read+0x11/0x20
[  444.032560]  ? __run_timers+0x7da/0xc70
[  444.036534]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.041639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.045877]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.050103]  __run_timers+0x7e5/0xc70
[  444.053940]  ? timer_fixup_init+0x70/0x70
[  444.058088]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.063107]  ? zap_class+0x640/0x640
[  444.066837]  ? enqueue_hrtimer+0x1a5/0x560
[  444.071084]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  444.076286]  ? find_held_lock+0x36/0x1c0
[  444.080353]  ? zap_class+0x640/0x640
[  444.084087]  ? pvclock_read_flags+0x160/0x160
[  444.088597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.094135]  ? check_preemption_disabled+0x48/0x280
[  444.099165]  ? __lock_is_held+0xb5/0x140
[  444.103236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.108780]  ? check_preemption_disabled+0x48/0x280
[  444.113814]  run_timer_softirq+0x52/0xb0
[  444.117880]  ? rcu_read_lock_sched_held+0x14f/0x180
[  444.122914]  __do_softirq+0x308/0xb7e
[  444.126738]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  444.131239]  ? lock_downgrade+0x900/0x900
[  444.135398]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  444.140512]  ? pvclock_read_flags+0x160/0x160
[  444.145014]  ? lapic_next_event+0x5a/0x90
[  444.149167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.154716]  ? kvm_clock_read+0x18/0x30
[  444.158692]  ? kvm_sched_clock_read+0x9/0x20
[  444.163131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.168677]  ? check_preemption_disabled+0x48/0x280
[  444.173720]  irq_exit+0x17f/0x1c0
[  444.177185]  smp_apic_timer_interrupt+0x1cb/0x760
[  444.182045]  ? smp_reschedule_interrupt+0x109/0x650
[  444.187061]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.192944]  ? interrupt_entry+0xb5/0xc0
[  444.197021]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.202049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.207065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.211910]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.216923]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.221952]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.226805]  apic_timer_interrupt+0xf/0x20
[  444.231031]  </IRQ>
[  444.233283] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  444.239182] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  444.258085] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  444.265789] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  444.273138] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  444.280405] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  444.287674] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  444.294950] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  444.302245]  ? save_stack+0xa9/0xd0
[  444.305903]  __kmalloc_node_track_caller+0x3c/0x70
[  444.310850]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  444.315612]  pskb_expand_head+0x230/0x10f0
[  444.319847]  ? check_preemption_disabled+0x48/0x280
[  444.324864]  ? memcpy+0x45/0x50
[  444.328139]  ? __copy_skb_header+0x350/0x6b0
[  444.332574]  ? skb_release_data+0x880/0x880
[  444.336900]  ? __alloc_skb+0x770/0x770
[  444.340794]  ? __lock_is_held+0xb5/0x140
[  444.344855]  ? kasan_check_write+0x14/0x20
[  444.349083]  ? __skb_clone+0x6c7/0xa00
[  444.352968]  ? __copy_skb_header+0x6b0/0x6b0
[  444.357370]  ? kmem_cache_alloc+0x33a/0x730
[  444.361697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.367244]  skb_ensure_writable+0x3dd/0x640
[  444.371680]  ? skb_checksum_setup+0xaa0/0xaa0
[  444.376217]  ? preempt_notifier_register+0x200/0x200
[  444.381322]  ? __switch_to_asm+0x34/0x70
[  444.385381]  ? __switch_to_asm+0x34/0x70
[  444.389437]  ? __switch_to_asm+0x40/0x70
[  444.393494]  ? __switch_to_asm+0x34/0x70
[  444.397549]  ? __switch_to_asm+0x40/0x70
[  444.401608]  ? __switch_to_asm+0x40/0x70
[  444.405692]  ? __switch_to_asm+0x34/0x70
[  444.409759]  ? __switch_to_asm+0x34/0x70
[  444.413828]  ? __switch_to_asm+0x40/0x70
[  444.417885]  ? __switch_to_asm+0x34/0x70
[  444.421950]  bpf_clone_redirect+0x14a/0x490
[  444.426308]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  444.431330]  ? __sched_text_start+0x8/0x8
[  444.435475]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.440248]  ? find_held_lock+0x36/0x1c0
[  444.444334]  ? lock_acquire+0x1ed/0x520
[  444.448310]  ? bpf_test_run+0x3cb/0x780
[  444.452289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.457844]  ? check_preemption_disabled+0x48/0x280
[  444.462872]  ? kasan_check_read+0x11/0x20
[  444.467032]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.472311]  ? rcu_softirq_qs+0x20/0x20
[  444.476289]  ? preempt_schedule+0x4d/0x60
[  444.480438]  ? ___preempt_schedule+0x16/0x18
[  444.484856]  ? bpf_test_run+0x25d/0x780
[  444.488842]  ? netlink_diag_dump+0x2a0/0x2a0
[  444.493371]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.498909]  ? bpf_test_init.isra.10+0x70/0x100
[  444.503587]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  444.508355]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  444.513196]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  444.518749]  ? fput+0x130/0x1a0
[  444.522048]  ? __bpf_prog_get+0x9b/0x290
[  444.526113]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  444.530955]  ? bpf_prog_test_run+0x130/0x1a0
[  444.535384]  ? __x64_sys_bpf+0x3d8/0x520
[  444.539449]  ? bpf_prog_get+0x20/0x20
[  444.543285]  ? do_syscall_64+0x1b9/0x820
[  444.547374]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  444.552752]  ? syscall_return_slowpath+0x5e0/0x5e0
[  444.557693]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.562540]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.567560]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  444.572592]  ? prepare_exit_to_usermode+0x291/0x3b0
[  444.577644]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.582494]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  444.587876] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  444.587952] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  444.594020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  444.594025] Call Trace:
[  444.594032]  <IRQ>
[  444.594050]  dump_stack+0x244/0x39d
[  444.594068]  ? dump_stack_print_info.cold.1+0x20/0x20
[  444.600638] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  444.609914]  warn_alloc.cold.116+0xb7/0x1bd
[  444.612468] syz-executor4 cpuset=syz4 mems_allowed=0
[  444.614611]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  444.648134]  ? lock_downgrade+0x900/0x900
[  444.652293]  ? trace_hardirqs_off+0xb8/0x310
[  444.656740]  ? trace_hardirqs_off+0xb8/0x310
[  444.661158]  __alloc_pages_slowpath+0x26e8/0x2e10
[  444.666030]  ? warn_alloc+0x120/0x120
[  444.669831]  ? print_usage_bug+0xc0/0xc0
[  444.673902]  ? warn_alloc+0x120/0x120
[  444.677707]  ? warn_alloc+0x120/0x120
[  444.681525]  ? print_usage_bug+0xc0/0xc0
[  444.685621]  ? print_usage_bug+0xc0/0xc0
[  444.689709]  ? __lock_acquire+0x62f/0x4c20
[  444.693948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.699488]  ? should_fail+0x22d/0xd01
[  444.703386]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.708490]  ? __lock_acquire+0x62f/0x4c20
[  444.712733]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.717837]  ? __lock_acquire+0x62f/0x4c20
[  444.722087]  ? should_fail+0x22d/0xd01
[  444.725990]  ? find_held_lock+0x36/0x1c0
[  444.730075]  ? mark_held_locks+0x130/0x130
[  444.734320]  ? mark_held_locks+0x130/0x130
[  444.738565]  ? zap_class+0x640/0x640
[  444.742300]  ? zap_class+0x640/0x640
[  444.746040]  ? print_usage_bug+0xc0/0xc0
[  444.750099]  ? do_raw_spin_unlock+0xa7/0x330
[  444.754506]  ? zap_class+0x640/0x640
[  444.758228]  ? print_usage_bug+0xc0/0xc0
[  444.762318]  ? wq_watchdog_touch+0x9c/0xfe
[  444.766557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.772100]  ? check_preemption_disabled+0x48/0x280
[  444.777124]  ? __lock_is_held+0xb5/0x140
[  444.781190]  __alloc_pages_nodemask+0xa80/0xde0
[  444.785866]  ? zap_class+0x640/0x640
[  444.789585]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  444.794626]  ? find_held_lock+0x36/0x1c0
[  444.798694]  ? ____cache_alloc_node+0x1c7/0x1e0
[  444.803378]  ? lock_downgrade+0x900/0x900
[  444.807537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.813081]  cache_grow_begin+0xa5/0x8c0
[  444.817143]  ? do_raw_spin_unlock+0xa7/0x330
[  444.821558]  fallback_alloc+0x204/0x2e0
[  444.825540]  ____cache_alloc_node+0x1c7/0x1e0
[  444.830073]  kmem_cache_alloc_node+0xe3/0x730
[  444.834572]  ? ipv6_get_ifaddr+0x42e/0x620
[  444.838819]  __alloc_skb+0x119/0x770
[  444.842532]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.847814]  ? netdev_alloc_frag+0x1f0/0x1f0
[  444.852230]  ? lock_downgrade+0x900/0x900
[  444.856410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.861952]  ? refcount_sub_and_test_checked+0x203/0x310
[  444.867426]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  444.872881]  ? addrconf_rs_timer+0x690/0x690
[  444.877300]  ndisc_alloc_skb+0x144/0x340
[  444.881382]  ndisc_send_rs+0x331/0x6e0
[  444.885293]  addrconf_rs_timer+0x314/0x690
[  444.889536]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.893781]  call_timer_fn+0x272/0x920
[  444.897666]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.901897]  ? process_timeout+0x40/0x40
[  444.905963]  ? mark_held_locks+0xc7/0x130
[  444.910110]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.914603]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.919107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.923343]  ? lockdep_hardirqs_on+0x296/0x5b0
[  444.927934]  ? trace_hardirqs_on+0xbd/0x310
[  444.932278]  ? kasan_check_read+0x11/0x20
[  444.936426]  ? __run_timers+0x7da/0xc70
[  444.940404]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.945513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.949763]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.954012]  __run_timers+0x7e5/0xc70
[  444.957821]  ? timer_fixup_init+0x70/0x70
[  444.961971]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.966992]  ? zap_class+0x640/0x640
[  444.970714]  ? print_usage_bug+0xc0/0xc0
[  444.974776]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  444.979982]  ? find_held_lock+0x36/0x1c0
[  444.984050]  ? zap_class+0x640/0x640
[  444.987773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.993315]  ? check_preemption_disabled+0x48/0x280
[  444.998355]  ? __lock_is_held+0xb5/0x140
[  445.002418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.007957]  ? check_preemption_disabled+0x48/0x280
[  445.012981]  run_timer_softirq+0x52/0xb0
[  445.017041]  ? rcu_read_lock_sched_held+0x14f/0x180
[  445.022076]  __do_softirq+0x308/0xb7e
[  445.025907]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  445.030425]  ? lock_downgrade+0x900/0x900
[  445.034583]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  445.039724]  ? pvclock_read_flags+0x160/0x160
[  445.044258]  ? lapic_next_event+0x5a/0x90
[  445.048416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.053961]  ? kvm_clock_read+0x18/0x30
[  445.057934]  ? kvm_sched_clock_read+0x9/0x20
[  445.062371]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.067927]  ? check_preemption_disabled+0x48/0x280
[  445.072954]  irq_exit+0x17f/0x1c0
[  445.076439]  smp_apic_timer_interrupt+0x1cb/0x760
[  445.081294]  ? smp_reschedule_interrupt+0x109/0x650
[  445.086315]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.092202]  ? interrupt_entry+0xb5/0xc0
[  445.096282]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.101315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.106349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.111192]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.116247]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.121278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.126161]  apic_timer_interrupt+0xf/0x20
[  445.130413]  </IRQ>
[  445.132656] RIP: 0010:dump_stack+0x358/0x39d
[  445.137067] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  445.156075] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  445.163781] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  445.171064] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  445.178334] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  445.185616] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  445.192881] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  445.200162]  ? dump_stack+0x34f/0x39d
[  445.203981]  ? dump_stack_print_info.cold.1+0x20/0x20
[  445.209170]  ? mark_held_locks+0x130/0x130
[  445.213402]  ? mark_held_locks+0x130/0x130
[  445.217642]  dump_header+0x27b/0xf72
[  445.221385]  ? pagefault_out_of_memory+0x197/0x197
[  445.226331]  ? __lock_acquire+0x62f/0x4c20
[  445.230567]  ? percpu_ref_get_many+0x240/0x240
[  445.235152]  ? print_usage_bug+0xc0/0xc0
[  445.239246]  ? zap_class+0x640/0x640
[  445.242971]  ? print_usage_bug+0xc0/0xc0
[  445.247029]  ? print_usage_bug+0xc0/0xc0
[  445.251087]  ? zap_class+0x640/0x640
[  445.254805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.260376]  ? find_held_lock+0x36/0x1c0
[  445.264459]  ? mark_held_locks+0xc7/0x130
[  445.268610]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.273711]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.278842]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  445.283455]  ? trace_hardirqs_on+0xbd/0x310
[  445.287797]  ? kasan_check_read+0x11/0x20
[  445.291950]  ? ___ratelimit+0x3b4/0x672
[  445.295922]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.301027]  ? trace_hardirqs_on+0x310/0x310
[  445.305436]  ? lock_downgrade+0x900/0x900
[  445.309636]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  445.314745]  ? ___ratelimit+0x3b9/0x672
[  445.318723]  ? idr_get_free+0xf70/0xf70
[  445.322717]  ? find_held_lock+0x36/0x1c0
[  445.326802]  oom_kill_process.cold.27+0x10/0x903
[  445.331561]  ? zap_class+0x640/0x640
[  445.335273]  ? check_preemption_disabled+0x48/0x280
[  445.340292]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.345239]  ? kasan_check_read+0x11/0x20
[  445.349397]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.354691]  ? oom_evaluate_task+0x540/0x540
[  445.359099]  ? find_held_lock+0x36/0x1c0
[  445.363180]  ? out_of_memory+0x974/0x1430
[  445.367332]  ? lock_downgrade+0x900/0x900
[  445.371481]  ? check_preemption_disabled+0x48/0x280
[  445.376497]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.381427]  ? kasan_check_read+0x11/0x20
[  445.385577]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.390852]  ? rcu_softirq_qs+0x20/0x20
[  445.394830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.400395]  ? oom_evaluate_task+0x302/0x540
[  445.404822]  out_of_memory+0xa84/0x1430
[  445.408809]  ? oom_killer_disable+0x3a0/0x3a0
[  445.413306]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  445.418264]  ? __ww_mutex_check_waiters+0x160/0x160
[  445.423308]  __alloc_pages_slowpath+0x2354/0x2e10
[  445.428216]  ? warn_alloc+0x120/0x120
[  445.432029]  ? mark_held_locks+0x130/0x130
[  445.436296]  ? find_get_entry+0xaae/0x1120
[  445.440543]  ? filemap_map_pages+0x1a20/0x1a20
[  445.445133]  ? zap_class+0x640/0x640
[  445.448856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.454396]  ? check_preemption_disabled+0x48/0x280
[  445.459415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.464955]  ? should_fail+0x22d/0xd01
[  445.468855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.473965]  ? zap_class+0x640/0x640
[  445.477724]  ? __lock_is_held+0xb5/0x140
[  445.481811]  ? mark_held_locks+0x130/0x130
[  445.486053]  ? lock_release+0xa00/0xa00
[  445.490030]  ? perf_trace_sched_process_exec+0x860/0x860
[  445.495483]  ? xa_load+0x2ba/0x460
[  445.499027]  ? lock_downgrade+0x900/0x900
[  445.503181]  ? __might_sleep+0x95/0x190
[  445.507169]  __alloc_pages_nodemask+0xa80/0xde0
[  445.511846]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  445.516865]  ? __page_cache_alloc+0x191/0x5c0
[  445.521363]  ? xa_load+0x2e1/0x460
[  445.524906]  ? xa_clear_mark+0x40/0x40
[  445.528800]  ? zap_class+0x640/0x640
[  445.532524]  ? zap_class+0x640/0x640
[  445.536252]  ? zap_class+0x640/0x640
[  445.539967]  ? __do_page_cache_readahead+0x663/0x810
[  445.545074]  ? find_held_lock+0x36/0x1c0
[  445.549140]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  445.554689]  alloc_pages_current+0x173/0x350
[  445.559103]  __page_cache_alloc+0x38c/0x5c0
[  445.563422]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.568357]  ? kasan_check_read+0x11/0x20
[  445.572508]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.577791]  ? generic_perform_write+0x6a0/0x6a0
[  445.582567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.588110]  ? check_preemption_disabled+0x48/0x280
[  445.593133]  filemap_fault+0x1595/0x25f0
[  445.597207]  ? __lock_page_or_retry+0xa00/0xa00
[  445.601924]  ? mark_held_locks+0x130/0x130
[  445.606248]  ? filemap_map_pages+0xd6b/0x1a20
[  445.610764]  ? lock_downgrade+0x900/0x900
[  445.614908]  ? check_preemption_disabled+0x48/0x280
[  445.619925]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.624852]  ? kasan_check_read+0x11/0x20
[  445.629032]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.634324]  ? rcu_softirq_qs+0x20/0x20
[  445.638330]  ? filemap_map_pages+0xd92/0x1a20
[  445.642829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.648405]  ? find_get_entries_tag+0x1400/0x1400
[  445.653260]  ? __lock_acquire+0x62f/0x4c20
[  445.657507]  ? lock_acquire+0x1ed/0x520
[  445.661481]  ? ext4_filemap_fault+0x7a/0xad
[  445.665808]  ? lock_release+0xa00/0xa00
[  445.669798]  ? perf_trace_sched_process_exec+0x860/0x860
[  445.675261]  ? print_usage_bug+0xc0/0xc0
[  445.679332]  ? print_usage_bug+0xc0/0xc0
[  445.683409]  ? down_read+0x8d/0x120
[  445.687050]  ? ext4_filemap_fault+0x7a/0xad
[  445.691373]  ? __down_interruptible+0x700/0x700
[  445.696071]  ext4_filemap_fault+0x82/0xad
[  445.700227]  __do_fault+0x100/0x6b0
[  445.703932]  ? pmd_devmap_trans_unstable+0x220/0x220
[  445.709039]  ? mark_held_locks+0x130/0x130
[  445.713275]  ? mark_held_locks+0x130/0x130
[  445.717508]  ? find_held_lock+0x36/0x1c0
[  445.721589]  ? find_held_lock+0x36/0x1c0
[  445.725658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.731203]  __handle_mm_fault+0x3ea0/0x5be0
[  445.735644]  ? poll_select_copy_remaining+0x18c/0x6a0
[  445.740844]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  445.745703]  ? __might_fault+0x12b/0x1e0
[  445.749795]  ? lock_downgrade+0x900/0x900
[  445.753949]  ? zap_class+0x640/0x640
[  445.757662]  ? zap_class+0x640/0x640
[  445.761378]  ? find_held_lock+0x36/0x1c0
[  445.765470]  ? handle_mm_fault+0x42a/0xc70
[  445.769708]  ? lock_downgrade+0x900/0x900
[  445.773875]  ? check_preemption_disabled+0x48/0x280
[  445.778894]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.783836]  ? kasan_check_read+0x11/0x20
[  445.787984]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.793267]  ? rcu_softirq_qs+0x20/0x20
[  445.797248]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.802351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.807890]  ? check_preemption_disabled+0x48/0x280
[  445.812927]  handle_mm_fault+0x54f/0xc70
[  445.816991]  ? __handle_mm_fault+0x5be0/0x5be0
[  445.821576]  ? find_vma+0x34/0x190
[  445.825137]  __do_page_fault+0x5e8/0xe60
[  445.829198]  ? trace_hardirqs_off+0xb8/0x310
[  445.833639]  do_page_fault+0xf2/0x7e0
[  445.837441]  ? vmalloc_sync_all+0x30/0x30
[  445.841589]  ? error_entry+0x70/0xd0
[  445.845305]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.850324]  ? trace_hardirqs_on_caller+0xc0/0x310
[  445.855271]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.860206]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.865067]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.870093]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.875545]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  445.880563]  ? prepare_exit_to_usermode+0x291/0x3b0
[  445.885580]  ? page_fault+0x8/0x30
[  445.889123]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.893993]  ? page_fault+0x8/0x30
[  445.897534]  page_fault+0x1e/0x30
[  445.901002] RIP: 0033:0x7f00c9250dd3
[  445.904729] Code: Bad RIP value.
[  445.908094] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  445.913468] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  445.920734] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  445.928000] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  445.935273] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  445.942541] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  445.949830] warn_alloc_show_mem: 1 callbacks suppressed
[  445.949842] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  445.949844] Mem-Info:
[  445.949876] active_anon:48257 inactive_anon:195 isolated_anon:0
[  445.949876]  active_file:14 inactive_file:11 isolated_file:0
[  445.949876]  unevictable:0 dirty:0 writeback:0 unstable:0
[  445.949876]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  445.949876]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  445.949876]  free:13718 free_pcp:175 free_cma:0
[  445.955225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  445.962514] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  445.964931] Call Trace:
[  445.997798] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  446.007143]  <IRQ>
[  446.034622] lowmem_reserve[]: 0 2818 6321 6321
[  446.037208]  dump_stack+0x244/0x39d
[  446.063297] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  446.065444]  ? dump_stack_print_info.cold.1+0x20/0x20
[  446.069995] lowmem_reserve[]: 0 0 3503 3503
[  446.073635]  warn_alloc.cold.116+0xb7/0x1bd
[  446.101100] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  446.106284]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.110592] lowmem_reserve[]: 0 0 0 0
[  446.114938]  ? lock_downgrade+0x900/0x900
[  446.143797] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  446.148640]  ? trace_hardirqs_off+0xb8/0x310
[  446.152411] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  446.156554]  ? trace_hardirqs_off+0xb8/0x310
[  446.170051] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  446.174458]  __alloc_pages_slowpath+0x26e8/0x2e10
[  446.189606] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  446.194023]  ? warn_alloc+0x120/0x120
[  446.209065] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  446.213893]  ? warn_alloc+0x120/0x120
[  446.222721] 269 total pagecache pages
[  446.226517]  ? warn_alloc+0x120/0x120
[  446.235074] 0 pages in swap cache
[  446.238861]  ? print_usage_bug+0xc0/0xc0
[  446.242640] Swap cache stats: add 0, delete 0, find 0/0
[  446.246427]  ? print_usage_bug+0xc0/0xc0
[  446.249854] Free swap  = 0kB
[  446.253925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.259274] Total swap = 0kB
[  446.263343]  ? should_fail+0x22d/0xd01
[  446.266332] 1965979 pages RAM
[  446.271855]  ? mark_held_locks+0x130/0x130
[  446.274850] 0 pages HighMem/MovableOnly
[  446.278724]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.281822] 342853 pages reserved
[  446.286044]  ? __lock_acquire+0x62f/0x4c20
[  446.290006] 0 pages cma reserved
[  446.295098]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.298592] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  446.302748]  ? should_fail+0x22d/0xd01
[  446.306197] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.311199]  ? mark_held_locks+0x130/0x130
[  446.317690] init cpuset=/ mems_allowed=0
[  446.321582]  ? mark_held_locks+0x130/0x130
[  446.343810]  ? print_usage_bug+0xc0/0xc0
[  446.347874]  ? find_held_lock+0x36/0x1c0
[  446.351934]  ? zap_class+0x640/0x640
[  446.355666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.361235]  ? check_preemption_disabled+0x48/0x280
[  446.366272]  ? __lock_is_held+0xb5/0x140
[  446.370341]  __alloc_pages_nodemask+0xa80/0xde0
[  446.375012]  ? zap_class+0x640/0x640
[  446.378740]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  446.383776]  ? find_held_lock+0x36/0x1c0
[  446.387848]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.392518]  ? lock_downgrade+0x900/0x900
[  446.396691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.402252]  cache_grow_begin+0xa5/0x8c0
[  446.406331]  ? do_raw_spin_unlock+0xa7/0x330
[  446.410774]  fallback_alloc+0x204/0x2e0
[  446.414757]  ____cache_alloc_node+0x1c7/0x1e0
[  446.419261]  kmem_cache_alloc_node+0xe3/0x730
[  446.423763]  ? mark_held_locks+0xc7/0x130
[  446.427923]  __alloc_skb+0x119/0x770
[  446.431641]  ? netdev_alloc_frag+0x1f0/0x1f0
[  446.436049]  ? do_raw_spin_trylock+0x270/0x270
[  446.440631]  ? kmem_cache_alloc_trace+0x353/0x750
[  446.445496]  ? queue_work_on+0x12c/0x1e0
[  446.449569]  ? switchdev_port_obj_del+0xdc/0x440
[  446.454363]  ? switchdev_trans_item_enqueue+0x260/0x260
[  446.459750]  ? mod_timer+0x631/0x1560
[  446.463588]  ? wake_up_klogd+0x180/0x180
[  446.467663]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  446.472682]  __br_mdb_notify+0x4ff/0x15d0
[  446.476839]  ? __br_mdb_add+0x7f0/0x7f0
[  446.480824]  ? zap_class+0x640/0x640
[  446.484550]  ? br_multicast_group_expired+0x96/0x610
[  446.489660]  br_mdb_notify+0x310/0x410
[  446.493750]  ? br_mdb_dump+0x27b0/0x27b0
[  446.497834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.503377]  br_multicast_group_expired+0x1bc/0x610
[  446.508395]  ? br_mdb_free+0x80/0x80
[  446.512116]  call_timer_fn+0x272/0x920
[  446.516016]  ? br_mdb_free+0x80/0x80
[  446.519730]  ? process_timeout+0x40/0x40
[  446.523801]  ? __run_timers+0x7da/0xc70
[  446.527773]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.532296]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.536786]  ? br_mdb_free+0x80/0x80
[  446.540531]  ? lockdep_hardirqs_on+0x296/0x5b0
[  446.545127]  ? trace_hardirqs_on+0xbd/0x310
[  446.549462]  ? kasan_check_read+0x11/0x20
[  446.553642]  ? __run_timers+0x7da/0xc70
[  446.557630]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.562741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.566985]  ? br_mdb_free+0x80/0x80
[  446.570694]  __run_timers+0x7e5/0xc70
[  446.574498]  ? timer_fixup_init+0x70/0x70
[  446.578649]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  446.583679]  ? zap_class+0x640/0x640
[  446.587414]  ? enqueue_hrtimer+0x1a5/0x560
[  446.591677]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  446.596927]  ? find_held_lock+0x36/0x1c0
[  446.600992]  ? zap_class+0x640/0x640
[  446.604707]  ? pvclock_read_flags+0x160/0x160
[  446.609205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.614843]  ? check_preemption_disabled+0x48/0x280
[  446.619881]  ? __lock_is_held+0xb5/0x140
[  446.623945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.629512]  ? check_preemption_disabled+0x48/0x280
[  446.634550]  run_timer_softirq+0x52/0xb0
[  446.638623]  ? rcu_read_lock_sched_held+0x14f/0x180
[  446.643656]  __do_softirq+0x308/0xb7e
[  446.647478]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  446.651970]  ? lock_downgrade+0x900/0x900
[  446.656123]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  446.661251]  ? pvclock_read_flags+0x160/0x160
[  446.665751]  ? lapic_next_event+0x5a/0x90
[  446.669904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.675455]  ? kvm_clock_read+0x18/0x30
[  446.679456]  ? kvm_sched_clock_read+0x9/0x20
[  446.683881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.689420]  ? check_preemption_disabled+0x48/0x280
[  446.694442]  irq_exit+0x17f/0x1c0
[  446.697900]  smp_apic_timer_interrupt+0x1cb/0x760
[  446.702747]  ? smp_reschedule_interrupt+0x109/0x650
[  446.707767]  ? smp_call_function_single_interrupt+0x650/0x650
[  446.713653]  ? interrupt_entry+0xb5/0xc0
[  446.717715]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.722733]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.727761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.732602]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.737632]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.742655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.747507]  apic_timer_interrupt+0xf/0x20
[  446.751743]  </IRQ>
[  446.753982] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  446.759879] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  446.778778] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  446.786487] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  446.793756] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  446.801023] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  446.808290] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  446.815556] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  446.822855]  ? save_stack+0xa9/0xd0
[  446.826494]  __kmalloc_node_track_caller+0x3c/0x70
[  446.831432]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  446.836191]  pskb_expand_head+0x230/0x10f0
[  446.840466]  ? check_preemption_disabled+0x48/0x280
[  446.845490]  ? memcpy+0x45/0x50
[  446.848774]  ? __copy_skb_header+0x350/0x6b0
[  446.853183]  ? skb_release_data+0x880/0x880
[  446.857511]  ? __alloc_skb+0x770/0x770
[  446.861422]  ? __lock_is_held+0xb5/0x140
[  446.865524]  ? kasan_check_write+0x14/0x20
[  446.869762]  ? __skb_clone+0x6c7/0xa00
[  446.873653]  ? __copy_skb_header+0x6b0/0x6b0
[  446.878078]  ? kmem_cache_alloc+0x33a/0x730
[  446.882405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.887949]  skb_ensure_writable+0x3dd/0x640
[  446.892377]  ? skb_checksum_setup+0xaa0/0xaa0
[  446.896894]  ? preempt_notifier_register+0x200/0x200
[  446.902005]  ? __switch_to_asm+0x34/0x70
[  446.906064]  ? __switch_to_asm+0x34/0x70
[  446.910147]  ? __switch_to_asm+0x40/0x70
[  446.914203]  ? __switch_to_asm+0x34/0x70
[  446.918301]  ? __switch_to_asm+0x40/0x70
[  446.922380]  ? __switch_to_asm+0x40/0x70
[  446.926441]  ? __switch_to_asm+0x34/0x70
[  446.930503]  ? __switch_to_asm+0x34/0x70
[  446.934560]  ? __switch_to_asm+0x40/0x70
[  446.938617]  ? __switch_to_asm+0x34/0x70
[  446.942681]  bpf_clone_redirect+0x14a/0x490
[  446.947011]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  446.952027]  ? __sched_text_start+0x8/0x8
[  446.956179]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  446.960955]  ? find_held_lock+0x36/0x1c0
[  446.965045]  ? lock_acquire+0x1ed/0x520
[  446.969020]  ? bpf_test_run+0x3cb/0x780
[  446.972996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.978535]  ? check_preemption_disabled+0x48/0x280
[  446.983558]  ? kasan_check_read+0x11/0x20
[  446.987706]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.992985]  ? rcu_softirq_qs+0x20/0x20
[  446.996957]  ? preempt_schedule+0x4d/0x60
[  447.001104]  ? ___preempt_schedule+0x16/0x18
[  447.005536]  ? bpf_test_run+0x25d/0x780
[  447.009524]  ? netlink_diag_dump+0x2a0/0x2a0
[  447.013936]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.019471]  ? bpf_test_init.isra.10+0x70/0x100
[  447.024142]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  447.028941]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  447.033788]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  447.039327]  ? fput+0x130/0x1a0
[  447.042624]  ? __bpf_prog_get+0x9b/0x290
[  447.046704]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  447.051546]  ? bpf_prog_test_run+0x130/0x1a0
[  447.055976]  ? __x64_sys_bpf+0x3d8/0x520
[  447.060037]  ? bpf_prog_get+0x20/0x20
[  447.063856]  ? do_syscall_64+0x1b9/0x820
[  447.067915]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  447.073285]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.078226]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.083089]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.088108]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  447.093130]  ? prepare_exit_to_usermode+0x291/0x3b0
[  447.098151]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.102999]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  447.108381] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  447.108536] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.114537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  447.125037] syz-executor4 cpuset=syz4 mems_allowed=0
[  447.134379] Call Trace:
[  447.142030]  <IRQ>
[  447.144191]  dump_stack+0x244/0x39d
[  447.147832]  ? dump_stack_print_info.cold.1+0x20/0x20
[  447.153050]  warn_alloc.cold.116+0xb7/0x1bd
[  447.157375]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  447.162241]  ? lock_downgrade+0x900/0x900
[  447.166399]  ? trace_hardirqs_off+0xb8/0x310
[  447.170813]  ? trace_hardirqs_off+0xb8/0x310
[  447.175262]  __alloc_pages_slowpath+0x26e8/0x2e10
[  447.180147]  ? warn_alloc+0x120/0x120
[  447.183956]  ? print_usage_bug+0xc0/0xc0
[  447.188020]  ? warn_alloc+0x120/0x120
[  447.191842]  ? warn_alloc+0x120/0x120
[  447.195647]  ? print_usage_bug+0xc0/0xc0
[  447.199710]  ? kvm_clock_read+0x18/0x30
[  447.203681]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  447.208698]  ? print_usage_bug+0xc0/0xc0
[  447.212764]  ? __lock_acquire+0x62f/0x4c20
[  447.217008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.222548]  ? should_fail+0x22d/0xd01
[  447.226434]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.231717]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.236818]  ? __lock_acquire+0x62f/0x4c20
[  447.241071]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.246191]  ? __lock_acquire+0x62f/0x4c20
[  447.250450]  ? should_fail+0x22d/0xd01
[  447.254338]  ? rcu_irq_exit+0x1a2/0x390
[  447.258321]  ? mark_held_locks+0x130/0x130
[  447.262559]  ? mark_held_locks+0x130/0x130
[  447.266798]  ? mark_held_locks+0xc7/0x130
[  447.270947]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  447.275971]  ? zap_class+0x640/0x640
[  447.279683]  ? print_usage_bug+0xc0/0xc0
[  447.283759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.289343]  ? check_preemption_disabled+0x48/0x280
[  447.294365]  ? __lock_is_held+0xb5/0x140
[  447.298435]  __alloc_pages_nodemask+0xa80/0xde0
[  447.303102]  ? zap_class+0x640/0x640
[  447.306831]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  447.311875]  ? find_held_lock+0x36/0x1c0
[  447.315947]  ? ____cache_alloc_node+0x1c7/0x1e0
[  447.320622]  ? lock_downgrade+0x900/0x900
[  447.324779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.330354]  cache_grow_begin+0xa5/0x8c0
[  447.334412]  ? do_raw_spin_unlock+0xa7/0x330
[  447.338825]  fallback_alloc+0x204/0x2e0
[  447.342818]  ____cache_alloc_node+0x1c7/0x1e0
[  447.347317]  kmem_cache_alloc_node+0xe3/0x730
[  447.351816]  ? ipv6_get_ifaddr+0x42e/0x620
[  447.356057]  __alloc_skb+0x119/0x770
[  447.359766]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.365044]  ? netdev_alloc_frag+0x1f0/0x1f0
[  447.369451]  ? lock_downgrade+0x900/0x900
[  447.373620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.379160]  ? refcount_sub_and_test_checked+0x203/0x310
[  447.384613]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  447.390065]  ? addrconf_rs_timer+0x690/0x690
[  447.394488]  ndisc_alloc_skb+0x144/0x340
[  447.398584]  ndisc_send_rs+0x331/0x6e0
[  447.402478]  addrconf_rs_timer+0x314/0x690
[  447.406734]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.411010]  call_timer_fn+0x272/0x920
[  447.414896]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.419135]  ? process_timeout+0x40/0x40
[  447.423227]  ? mark_held_locks+0xc7/0x130
[  447.427387]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.431892]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.436385]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.440619]  ? lockdep_hardirqs_on+0x296/0x5b0
[  447.445201]  ? trace_hardirqs_on+0xbd/0x310
[  447.449554]  ? kasan_check_read+0x11/0x20
[  447.453717]  ? __run_timers+0x7da/0xc70
[  447.457691]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.462797]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.467038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.471278]  __run_timers+0x7e5/0xc70
[  447.475091]  ? timer_fixup_init+0x70/0x70
[  447.479268]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  447.484289]  ? zap_class+0x640/0x640
[  447.488026]  ? print_usage_bug+0xc0/0xc0
[  447.492575]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  447.497791]  ? find_held_lock+0x36/0x1c0
[  447.501859]  ? zap_class+0x640/0x640
[  447.505583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.511120]  ? check_preemption_disabled+0x48/0x280
[  447.516153]  ? __lock_is_held+0xb5/0x140
[  447.520224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.525783]  ? check_preemption_disabled+0x48/0x280
[  447.530805]  run_timer_softirq+0x52/0xb0
[  447.534881]  ? rcu_read_lock_sched_held+0x14f/0x180
[  447.539908]  __do_softirq+0x308/0xb7e
[  447.543710]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  447.548277]  ? lock_downgrade+0x900/0x900
[  447.552435]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  447.557546]  ? pvclock_read_flags+0x160/0x160
[  447.562045]  ? lapic_next_event+0x5a/0x90
[  447.566197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.571751]  ? kvm_clock_read+0x18/0x30
[  447.575730]  ? kvm_sched_clock_read+0x9/0x20
[  447.580138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.585679]  ? check_preemption_disabled+0x48/0x280
[  447.590720]  irq_exit+0x17f/0x1c0
[  447.594182]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.599031]  ? smp_reschedule_interrupt+0x109/0x650
[  447.604058]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.609951]  ? interrupt_entry+0xb5/0xc0
[  447.614009]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.619020]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.624192]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.629042]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.634055]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.639082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.643954]  apic_timer_interrupt+0xf/0x20
[  447.648182]  </IRQ>
[  447.650446] RIP: 0010:dump_stack+0x358/0x39d
[  447.654881] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  447.673782] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  447.681491] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  447.688764] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  447.696033] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  447.703314] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  447.710593] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  447.717879]  ? dump_stack+0x34f/0x39d
[  447.721696]  ? dump_stack_print_info.cold.1+0x20/0x20
[  447.726890]  ? mark_held_locks+0x130/0x130
[  447.731124]  ? mark_held_locks+0x130/0x130
[  447.735364]  dump_header+0x27b/0xf72
[  447.739091]  ? pagefault_out_of_memory+0x197/0x197
[  447.744041]  ? __lock_acquire+0x62f/0x4c20
[  447.748282]  ? percpu_ref_get_many+0x240/0x240
[  447.752898]  ? print_usage_bug+0xc0/0xc0
[  447.756976]  ? zap_class+0x640/0x640
[  447.760703]  ? print_usage_bug+0xc0/0xc0
[  447.764761]  ? print_usage_bug+0xc0/0xc0
[  447.768825]  ? zap_class+0x640/0x640
[  447.772559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.778099]  ? find_held_lock+0x36/0x1c0
[  447.782167]  ? mark_held_locks+0xc7/0x130
[  447.786324]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  447.791428]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  447.796550]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  447.801132]  ? trace_hardirqs_on+0xbd/0x310
[  447.805462]  ? kasan_check_read+0x11/0x20
[  447.809609]  ? ___ratelimit+0x3b4/0x672
[  447.813612]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.818727]  ? trace_hardirqs_on+0x310/0x310
[  447.823133]  ? lock_downgrade+0x900/0x900
[  447.827286]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  447.832397]  ? ___ratelimit+0x3b9/0x672
[  447.836384]  ? idr_get_free+0xf70/0xf70
[  447.840357]  ? find_held_lock+0x36/0x1c0
[  447.844428]  oom_kill_process.cold.27+0x10/0x903
[  447.849182]  ? zap_class+0x640/0x640
[  447.852899]  ? check_preemption_disabled+0x48/0x280
[  447.857922]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  447.862854]  ? kasan_check_read+0x11/0x20
[  447.867030]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.872329]  ? oom_evaluate_task+0x540/0x540
[  447.876756]  ? find_held_lock+0x36/0x1c0
[  447.880823]  ? out_of_memory+0x974/0x1430
[  447.884972]  ? lock_downgrade+0x900/0x900
[  447.889128]  ? check_preemption_disabled+0x48/0x280
[  447.894166]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  447.899116]  ? kasan_check_read+0x11/0x20
[  447.903280]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.908558]  ? rcu_softirq_qs+0x20/0x20
[  447.912536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.918074]  ? oom_evaluate_task+0x302/0x540
[  447.922491]  out_of_memory+0xa84/0x1430
[  447.926473]  ? oom_killer_disable+0x3a0/0x3a0
[  447.930967]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  447.935917]  ? __ww_mutex_check_waiters+0x160/0x160
[  447.940944]  __alloc_pages_slowpath+0x2354/0x2e10
[  447.945834]  ? warn_alloc+0x120/0x120
[  447.949637]  ? mark_held_locks+0x130/0x130
[  447.953879]  ? find_get_entry+0xaae/0x1120
[  447.958122]  ? filemap_map_pages+0x1a20/0x1a20
[  447.962710]  ? zap_class+0x640/0x640
[  447.966434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.971972]  ? check_preemption_disabled+0x48/0x280
[  447.976990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.982534]  ? should_fail+0x22d/0xd01
[  447.986427]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.991544]  ? zap_class+0x640/0x640
[  447.995289]  ? __lock_is_held+0xb5/0x140
[  447.999365]  ? mark_held_locks+0x130/0x130
[  448.003602]  ? lock_release+0xa00/0xa00
[  448.007581]  ? perf_trace_sched_process_exec+0x860/0x860
[  448.013054]  ? xa_load+0x2ba/0x460
[  448.016595]  ? lock_downgrade+0x900/0x900
[  448.020750]  ? __might_sleep+0x95/0x190
[  448.024742]  __alloc_pages_nodemask+0xa80/0xde0
[  448.029439]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  448.034459]  ? __page_cache_alloc+0x191/0x5c0
[  448.038955]  ? xa_load+0x2e1/0x460
[  448.042497]  ? xa_clear_mark+0x40/0x40
[  448.046388]  ? zap_class+0x640/0x640
[  448.050109]  ? zap_class+0x640/0x640
[  448.053836]  ? zap_class+0x640/0x640
[  448.057550]  ? __do_page_cache_readahead+0x663/0x810
[  448.062661]  ? find_held_lock+0x36/0x1c0
[  448.066752]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  448.072298]  alloc_pages_current+0x173/0x350
[  448.076716]  __page_cache_alloc+0x38c/0x5c0
[  448.081056]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.085988]  ? kasan_check_read+0x11/0x20
[  448.090137]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.095421]  ? generic_perform_write+0x6a0/0x6a0
[  448.100195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.105774]  ? check_preemption_disabled+0x48/0x280
[  448.110804]  filemap_fault+0x1595/0x25f0
[  448.114883]  ? __lock_page_or_retry+0xa00/0xa00
[  448.119561]  ? mark_held_locks+0x130/0x130
[  448.123805]  ? filemap_map_pages+0xd6b/0x1a20
[  448.128311]  ? lock_downgrade+0x900/0x900
[  448.132461]  ? check_preemption_disabled+0x48/0x280
[  448.137484]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.142419]  ? kasan_check_read+0x11/0x20
[  448.146570]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.151875]  ? rcu_softirq_qs+0x20/0x20
[  448.155862]  ? filemap_map_pages+0xd92/0x1a20
[  448.160365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.165912]  ? find_get_entries_tag+0x1400/0x1400
[  448.170777]  ? __lock_acquire+0x62f/0x4c20
[  448.175026]  ? lock_acquire+0x1ed/0x520
[  448.178999]  ? ext4_filemap_fault+0x7a/0xad
[  448.183334]  ? lock_release+0xa00/0xa00
[  448.187313]  ? perf_trace_sched_process_exec+0x860/0x860
[  448.192771]  ? print_usage_bug+0xc0/0xc0
[  448.196844]  ? print_usage_bug+0xc0/0xc0
[  448.200931]  ? down_read+0x8d/0x120
[  448.204558]  ? ext4_filemap_fault+0x7a/0xad
[  448.208884]  ? __down_interruptible+0x700/0x700
[  448.213578]  ext4_filemap_fault+0x82/0xad
[  448.217731]  __do_fault+0x100/0x6b0
[  448.221364]  ? pmd_devmap_trans_unstable+0x220/0x220
[  448.226471]  ? mark_held_locks+0x130/0x130
[  448.230708]  ? mark_held_locks+0x130/0x130
[  448.234944]  ? find_held_lock+0x36/0x1c0
[  448.239014]  ? find_held_lock+0x36/0x1c0
[  448.243090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.248639]  __handle_mm_fault+0x3ea0/0x5be0
[  448.253048]  ? poll_select_copy_remaining+0x18c/0x6a0
[  448.258255]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  448.263102]  ? __might_fault+0x12b/0x1e0
[  448.267267]  ? lock_downgrade+0x900/0x900
[  448.271427]  ? zap_class+0x640/0x640
[  448.275138]  ? zap_class+0x640/0x640
[  448.278856]  ? find_held_lock+0x36/0x1c0
[  448.282920]  ? handle_mm_fault+0x42a/0xc70
[  448.287158]  ? lock_downgrade+0x900/0x900
[  448.291308]  ? check_preemption_disabled+0x48/0x280
[  448.296347]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.301285]  ? kasan_check_read+0x11/0x20
[  448.305436]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.310710]  ? rcu_softirq_qs+0x20/0x20
[  448.314688]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.319801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.325380]  ? check_preemption_disabled+0x48/0x280
[  448.330418]  handle_mm_fault+0x54f/0xc70
[  448.334495]  ? __handle_mm_fault+0x5be0/0x5be0
[  448.339101]  ? find_vma+0x34/0x190
[  448.342648]  __do_page_fault+0x5e8/0xe60
[  448.346723]  ? trace_hardirqs_off+0xb8/0x310
[  448.351141]  do_page_fault+0xf2/0x7e0
[  448.354945]  ? vmalloc_sync_all+0x30/0x30
[  448.359088]  ? error_entry+0x70/0xd0
[  448.362802]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.367820]  ? trace_hardirqs_on_caller+0xc0/0x310
[  448.372753]  ? syscall_return_slowpath+0x5e0/0x5e0
[  448.377682]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.382526]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.387552]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.393036]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  448.398053]  ? prepare_exit_to_usermode+0x291/0x3b0
[  448.403099]  ? page_fault+0x8/0x30
[  448.406694]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.411558]  ? page_fault+0x8/0x30
[  448.415102]  page_fault+0x1e/0x30
[  448.418555] RIP: 0033:0x7f00c9250dd3
[  448.422285] Code: Bad RIP value.
[  448.425649] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  448.431050] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  448.438331] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  448.445597] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  448.452880] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  448.460151] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  448.467457] warn_alloc_show_mem: 1 callbacks suppressed
[  448.467469] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  448.467471] Mem-Info:
[  448.467503] active_anon:48257 inactive_anon:195 isolated_anon:0
[  448.467503]  active_file:14 inactive_file:11 isolated_file:0
[  448.467503]  unevictable:0 dirty:0 writeback:0 unstable:0
[  448.467503]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  448.467503]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  448.467503]  free:13718 free_pcp:175 free_cma:0
[  448.472844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  448.480131] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  448.482530] Call Trace:
[  448.515864] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  448.525222]  <IRQ>
[  448.552700] lowmem_reserve[]: 0 2818 6321 6321
[  448.555297]  dump_stack+0x244/0x39d
[  448.581399] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  448.583560]  ? dump_stack_print_info.cold.1+0x20/0x20
[  448.588161] lowmem_reserve[]: 0 0 3503 3503
[  448.591810]  warn_alloc.cold.116+0xb7/0x1bd
[  448.619279] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  448.624470]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  448.628763] lowmem_reserve[]: 0 0 0 0
[  448.633081]  ? lock_downgrade+0x900/0x900
[  448.661959] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  448.666805]  ? trace_hardirqs_off+0xb8/0x310
[  448.670575] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  448.674720]  ? trace_hardirqs_off+0xb8/0x310
[  448.688224] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  448.692651]  __alloc_pages_slowpath+0x26e8/0x2e10
[  448.707819] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  448.712243]  ? warn_alloc+0x120/0x120
[  448.727293] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  448.732133]  ? warn_alloc+0x120/0x120
[  448.740953] 269 total pagecache pages
[  448.744754]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.753305] 0 pages in swap cache
[  448.757094]  ? warn_alloc+0x120/0x120
[  448.760874] Swap cache stats: add 0, delete 0, find 0/0
[  448.765879]  ? print_usage_bug+0xc0/0xc0
[  448.769307] Free swap  = 0kB
[  448.773099]  ? print_usage_bug+0xc0/0xc0
[  448.778436] Total swap = 0kB
[  448.782492]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.785484] 1965979 pages RAM
[  448.789545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.792537] 0 pages HighMem/MovableOnly
[  448.797723]  ? should_fail+0x22d/0xd01
[  448.800800] 342853 pages reserved
[  448.806330]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.810277] 0 pages cma reserved
[  448.814162]  ? __lock_acquire+0x62f/0x4c20
[  448.817646] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  448.822682]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.826110] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  448.830259]  ? should_fail+0x22d/0xd01
[  448.836727] init cpuset=/ mems_allowed=0
[  448.841831]  ? mark_held_locks+0x130/0x130
[  448.863653]  ? mark_held_locks+0x130/0x130
[  448.867889]  ? print_usage_bug+0xc0/0xc0
[  448.871986]  ? find_held_lock+0x36/0x1c0
[  448.876100]  ? zap_class+0x640/0x640
[  448.879832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.885374]  ? check_preemption_disabled+0x48/0x280
[  448.890404]  ? __lock_is_held+0xb5/0x140
[  448.894475]  __alloc_pages_nodemask+0xa80/0xde0
[  448.899144]  ? zap_class+0x640/0x640
[  448.902866]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  448.907893]  ? find_held_lock+0x36/0x1c0
[  448.912010]  ? ____cache_alloc_node+0x1c7/0x1e0
[  448.916682]  ? lock_downgrade+0x900/0x900
[  448.920839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.926384]  cache_grow_begin+0xa5/0x8c0
[  448.930447]  ? do_raw_spin_unlock+0xa7/0x330
[  448.934863]  fallback_alloc+0x204/0x2e0
[  448.938846]  ____cache_alloc_node+0x1c7/0x1e0
[  448.943374]  kmem_cache_alloc_node+0xe3/0x730
[  448.947873]  ? mark_held_locks+0xc7/0x130
[  448.952062]  __alloc_skb+0x119/0x770
[  448.955787]  ? netdev_alloc_frag+0x1f0/0x1f0
[  448.960198]  ? do_raw_spin_trylock+0x270/0x270
[  448.964788]  ? kmem_cache_alloc_trace+0x353/0x750
[  448.969638]  ? queue_work_on+0x12c/0x1e0
[  448.973762]  ? switchdev_port_obj_del+0xdc/0x440
[  448.978523]  ? switchdev_trans_item_enqueue+0x260/0x260
[  448.983894]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.988918]  __br_mdb_notify+0x4ff/0x15d0
[  448.993078]  ? __br_mdb_add+0x7f0/0x7f0
[  448.997062]  ? zap_class+0x640/0x640
[  449.000790]  ? br_multicast_group_expired+0x96/0x610
[  449.005896]  ? lock_downgrade+0x900/0x900
[  449.010088]  br_mdb_notify+0x310/0x410
[  449.013987]  ? br_mdb_dump+0x27b0/0x27b0
[  449.018056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.023603]  br_multicast_group_expired+0x1bc/0x610
[  449.028625]  ? br_mdb_free+0x80/0x80
[  449.032349]  call_timer_fn+0x272/0x920
[  449.036289]  ? br_mdb_free+0x80/0x80
[  449.040009]  ? process_timeout+0x40/0x40
[  449.044077]  ? __run_timers+0x7da/0xc70
[  449.048081]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.052573]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.057081]  ? br_mdb_free+0x80/0x80
[  449.060809]  ? lockdep_hardirqs_on+0x296/0x5b0
[  449.065395]  ? trace_hardirqs_on+0xbd/0x310
[  449.069720]  ? kasan_check_read+0x11/0x20
[  449.073885]  ? __run_timers+0x7da/0xc70
[  449.077864]  ? trace_hardirqs_off_caller+0x310/0x310
[  449.082971]  ? br_mdb_free+0x80/0x80
[  449.086691]  ? br_mdb_free+0x80/0x80
[  449.090416]  __run_timers+0x7e5/0xc70
[  449.094233]  ? timer_fixup_init+0x70/0x70
[  449.098430]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  449.103459]  ? zap_class+0x640/0x640
[  449.107190]  ? enqueue_hrtimer+0x1a5/0x560
[  449.111445]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  449.116649]  ? find_held_lock+0x36/0x1c0
[  449.120715]  ? zap_class+0x640/0x640
[  449.124439]  ? pvclock_read_flags+0x160/0x160
[  449.128957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.134500]  ? check_preemption_disabled+0x48/0x280
[  449.139529]  ? __lock_is_held+0xb5/0x140
[  449.143595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.149133]  ? check_preemption_disabled+0x48/0x280
[  449.154164]  run_timer_softirq+0x52/0xb0
[  449.158235]  ? rcu_read_lock_sched_held+0x14f/0x180
[  449.163252]  __do_softirq+0x308/0xb7e
[  449.167056]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  449.171562]  ? lock_downgrade+0x900/0x900
[  449.175714]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  449.180828]  ? pvclock_read_flags+0x160/0x160
[  449.185325]  ? lapic_next_event+0x5a/0x90
[  449.189492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.195039]  ? kvm_clock_read+0x18/0x30
[  449.199012]  ? kvm_sched_clock_read+0x9/0x20
[  449.203422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.208964]  ? check_preemption_disabled+0x48/0x280
[  449.213995]  irq_exit+0x17f/0x1c0
[  449.217448]  smp_apic_timer_interrupt+0x1cb/0x760
[  449.222304]  ? smp_reschedule_interrupt+0x109/0x650
[  449.227323]  ? smp_call_function_single_interrupt+0x650/0x650
[  449.233210]  ? interrupt_entry+0xb5/0xc0
[  449.237299]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.242331]  ? trace_hardirqs_off_caller+0xbb/0x310
[  449.247349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.252226]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.257288]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.262344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.267315]  apic_timer_interrupt+0xf/0x20
[  449.271543]  </IRQ>
[  449.273781] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  449.279664] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  449.298565] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  449.306267] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  449.313533] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  449.320825] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  449.328090] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  449.335369] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  449.342681]  ? save_stack+0xa9/0xd0
[  449.346314]  __kmalloc_node_track_caller+0x3c/0x70
[  449.351284]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  449.356051]  pskb_expand_head+0x230/0x10f0
[  449.360319]  ? check_preemption_disabled+0x48/0x280
[  449.365369]  ? memcpy+0x45/0x50
[  449.368652]  ? __copy_skb_header+0x350/0x6b0
[  449.373060]  ? skb_release_data+0x880/0x880
[  449.377394]  ? __alloc_skb+0x770/0x770
[  449.381294]  ? __lock_is_held+0xb5/0x140
[  449.385363]  ? kasan_check_write+0x14/0x20
[  449.389601]  ? __skb_clone+0x6c7/0xa00
[  449.393493]  ? __copy_skb_header+0x6b0/0x6b0
[  449.397900]  ? kmem_cache_alloc+0x33a/0x730
[  449.402232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.407783]  skb_ensure_writable+0x3dd/0x640
[  449.412193]  ? skb_checksum_setup+0xaa0/0xaa0
[  449.416700]  ? preempt_notifier_register+0x200/0x200
[  449.421801]  ? __switch_to_asm+0x34/0x70
[  449.425860]  ? __switch_to_asm+0x34/0x70
[  449.429919]  ? __switch_to_asm+0x40/0x70
[  449.434021]  ? __switch_to_asm+0x34/0x70
[  449.438081]  ? __switch_to_asm+0x40/0x70
[  449.442144]  ? __switch_to_asm+0x40/0x70
[  449.446201]  ? __switch_to_asm+0x34/0x70
[  449.450287]  ? __switch_to_asm+0x34/0x70
[  449.454357]  ? __switch_to_asm+0x40/0x70
[  449.458441]  ? __switch_to_asm+0x34/0x70
[  449.462525]  bpf_clone_redirect+0x14a/0x490
[  449.466864]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  449.471902]  ? __sched_text_start+0x8/0x8
[  449.476054]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  449.480822]  ? find_held_lock+0x36/0x1c0
[  449.484890]  ? lock_acquire+0x1ed/0x520
[  449.488874]  ? bpf_test_run+0x3cb/0x780
[  449.492857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.498441]  ? check_preemption_disabled+0x48/0x280
[  449.503489]  ? kasan_check_read+0x11/0x20
[  449.507654]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.512931]  ? rcu_softirq_qs+0x20/0x20
[  449.516907]  ? preempt_schedule+0x4d/0x60
[  449.521057]  ? ___preempt_schedule+0x16/0x18
[  449.525474]  ? bpf_test_run+0x25d/0x780
[  449.529465]  ? netlink_diag_dump+0x2a0/0x2a0
[  449.533883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.539426]  ? bpf_test_init.isra.10+0x70/0x100
[  449.544106]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  449.548873]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  449.553736]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  449.559279]  ? fput+0x130/0x1a0
[  449.562564]  ? __bpf_prog_get+0x9b/0x290
[  449.566631]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  449.571475]  ? bpf_prog_test_run+0x130/0x1a0
[  449.575889]  ? __x64_sys_bpf+0x3d8/0x520
[  449.579950]  ? bpf_prog_get+0x20/0x20
[  449.583773]  ? do_syscall_64+0x1b9/0x820
[  449.587833]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  449.593199]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.598150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.602994]  ? trace_hardirqs_on_caller+0x310/0x310
[  449.608011]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  449.613031]  ? prepare_exit_to_usermode+0x291/0x3b0
[  449.618051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.622899]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  449.628810] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  449.628843] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  449.634962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.641189] rcu: 	(detected by 1, t=10532 jiffies, g=46845, q=19)
[  449.650544] Call Trace:
[  449.656776] rcu: All QSes seen, last rcu_preempt kthread activity 10301 (4294982113-4294971812), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  449.659338]  <IRQ>
[  449.671975] syz-executor4   R  running task    16008 12214   6105 0x8010000c
[  449.674120]  dump_stack+0x244/0x39d
[  449.681278] Call Trace:
[  449.684902]  ? dump_stack_print_info.cold.1+0x20/0x20
[  449.687482]  <IRQ>
[  449.692671]  warn_alloc.cold.116+0xb7/0x1bd
[  449.694808]  sched_show_task.cold.84+0x2b6/0x30a
[  449.699114]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.703865]  ? can_nice.part.74+0x20/0x20
[  449.708701]  ? lock_downgrade+0x900/0x900
[  449.712847]  ? vprintk_default+0x28/0x30
[  449.716995]  ? trace_hardirqs_off+0xb8/0x310
[  449.721039]  ? vprintk_func+0x85/0x181
[  449.725437]  ? trace_hardirqs_off+0xb8/0x310
[  449.729304]  ? vprintk_func+0x85/0x181
[  449.733702]  __alloc_pages_slowpath+0x26e8/0x2e10
[  449.737573]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  449.742424]  ? warn_alloc+0x120/0x120
[  449.747139]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  449.750979]  ? print_usage_bug+0xc0/0xc0
[  449.755754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.759790]  ? warn_alloc+0x120/0x120
[  449.768180]  print_other_cpu_stall.cold.66+0x7dd/0x8bb
[  449.771964]  ? warn_alloc+0x120/0x120
[  449.777233]  ? print_usage_bug+0xc0/0xc0
[  449.781024]  ? print_usage_bug+0xc0/0xc0
[  449.785069]  ? rcu_qs+0x110/0x110
[  449.789127]  ? kvm_clock_read+0x18/0x30
[  449.792560]  ? find_held_lock+0x36/0x1c0
[  449.796518]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  449.800597]  ? zap_class+0x640/0x640
[  449.805592]  ? print_usage_bug+0xc0/0xc0
[  449.809290]  ? print_usage_bug+0xc0/0xc0
[  449.813345]  ? __lock_acquire+0x62f/0x4c20
[  449.817395]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  449.821644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.826573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.832093]  ? should_fail+0x22d/0xd01
[  449.837631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.841500]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  449.847036]  ? do_trace_rcu_torture_read+0x10/0x10
[  449.852307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.857242]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  449.862337]  ? __lock_acquire+0x62f/0x4c20
[  449.867598]  ? __lock_is_held+0xb5/0x140
[  449.871818]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.875880]  ? __rcu_read_lock+0x50/0x50
[  449.880972]  ? __lock_acquire+0x62f/0x4c20
[  449.885036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.889264]  ? should_fail+0x22d/0xd01
[  449.894785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.898670]  ? rcu_irq_exit+0x1a2/0x390
[  449.904192]  ? check_preemption_disabled+0x48/0x280
[  449.908166]  ? mark_held_locks+0x130/0x130
[  449.913191]  rcu_check_callbacks+0xfd7/0x13f0
[  449.917408]  ? mark_held_locks+0x130/0x130
[  449.921889]  ? rcutree_dead_cpu+0x10/0x10
[  449.926116]  ? mark_held_locks+0xc7/0x130
[  449.930259]  ? lock_downgrade+0x900/0x900
[  449.934394]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  449.938527]  ? lock_release+0x930/0xa00
[  449.943529]  ? zap_class+0x640/0x640
[  449.947496]  ? zap_class+0x640/0x640
[  449.951194]  ? print_usage_bug+0xc0/0xc0
[  449.954891]  ? mark_held_locks+0x130/0x130
[  449.958935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.963153]  ? zap_class+0x640/0x640
[  449.968680]  ? check_preemption_disabled+0x48/0x280
[  449.972386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.977392]  ? __lock_is_held+0xb5/0x140
[  449.982909]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  449.987002]  __alloc_pages_nodemask+0xa80/0xde0
[  449.991564]  ? kvm_set_tsc_khz+0x540/0x540
[  449.996253]  ? zap_class+0x640/0x640
[  450.000470]  ? find_held_lock+0x36/0x1c0
[  450.004173]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  450.008231]  ? zap_class+0x640/0x640
[  450.013259]  ? find_held_lock+0x36/0x1c0
[  450.016964]  ? timekeeping_advance+0x3cc/0xc00
[  450.021031]  ? ____cache_alloc_node+0x1c7/0x1e0
[  450.025609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.030283]  ? lock_downgrade+0x900/0x900
[  450.035808]  ? check_preemption_disabled+0x48/0x280
[  450.039957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.044968]  ? trace_hardirqs_off+0xb8/0x310
[  450.050490]  cache_grow_begin+0xa5/0x8c0
[  450.054882]  ? __lock_is_held+0xb5/0x140
[  450.058925]  ? do_raw_spin_unlock+0xa7/0x330
[  450.062973]  ? trace_hardirqs_on+0x310/0x310
[  450.067368]  fallback_alloc+0x204/0x2e0
[  450.071767]  ? check_preemption_disabled+0x48/0x280
[  450.075728]  ____cache_alloc_node+0x1c7/0x1e0
[  450.080732]  ? raise_softirq+0x199/0x420
[  450.085210]  kmem_cache_alloc_node+0xe3/0x730
[  450.089284]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  450.093781]  ? ipv6_get_ifaddr+0x42e/0x620
[  450.098433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.102665]  __alloc_skb+0x119/0x770
[  450.108206]  ? check_preemption_disabled+0x48/0x280
[  450.112274]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  450.117282]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  450.122580]  ? netdev_alloc_frag+0x1f0/0x1f0
[  450.128141]  ? hrtimer_run_queues+0x9a/0x400
[  450.132534]  ? lock_downgrade+0x900/0x900
[  450.136928]  ? run_local_timers+0x19b/0x230
[  450.141065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.145384]  ? timer_clear_idle+0x90/0x90
[  450.150919]  ? refcount_sub_and_test_checked+0x203/0x310
[  450.155053]  ? debug_smp_processor_id+0x1c/0x20
[  450.160486]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  450.165143]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  450.170681]  ? addrconf_rs_timer+0x690/0x690
[  450.176641]  ? account_process_tick+0x282/0x350
[  450.181035]  ndisc_alloc_skb+0x144/0x340
[  450.185683]  update_process_times+0x2d/0x70
[  450.189730]  ndisc_send_rs+0x331/0x6e0
[  450.194037]  tick_sched_handle+0x9f/0x180
[  450.197910]  addrconf_rs_timer+0x314/0x690
[  450.202040]  tick_sched_timer+0x45/0x130
[  450.206261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.210306]  __hrtimer_run_queues+0x41c/0x10d0
[  450.214532]  call_timer_fn+0x272/0x920
[  450.219095]  ? tick_sched_do_timer+0x1a0/0x1a0
[  450.222962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.227559]  ? hrtimer_start_range_ns+0xe00/0xe00
[  450.231794]  ? process_timeout+0x40/0x40
[  450.236626]  ? pvclock_read_flags+0x160/0x160
[  450.240682]  ? mark_held_locks+0xc7/0x130
[  450.245172]  ? trace_hardirqs_on+0x310/0x310
[  450.249306]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.253698]  ? zap_class+0x640/0x640
[  450.258173]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.261875]  ? kvm_clock_read+0x18/0x30
[  450.266351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.270328]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  450.274550]  ? lockdep_hardirqs_on+0x296/0x5b0
[  450.279555]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  450.284119]  ? trace_hardirqs_on+0xbd/0x310
[  450.289468]  ? do_timer+0x50/0x50
[  450.293778]  ? kasan_check_read+0x11/0x20
[  450.297211]  ? rwlock_bug.part.2+0x90/0x90
[  450.301348]  ? __run_timers+0x7da/0xc70
[  450.305573]  ? trace_hardirqs_on+0x310/0x310
[  450.309536]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.313930]  ? rcu_softirq_qs+0x20/0x20
[  450.319024]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.322988]  hrtimer_interrupt+0x313/0x780
[  450.327203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.331450]  smp_apic_timer_interrupt+0x1a1/0x760
[  450.335651]  __run_timers+0x7e5/0xc70
[  450.340477]  ? smp_call_function_single_interrupt+0x650/0x650
[  450.344283]  ? timer_fixup_init+0x70/0x70
[  450.350175]  ? interrupt_entry+0xb5/0xc0
[  450.354323]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.358374]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.363376]  ? zap_class+0x640/0x640
[  450.368382]  ? ____cache_alloc_node+0x1c7/0x1e0
[  450.372082]  ? print_usage_bug+0xc0/0xc0
[  450.376735]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.380781]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.385608]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.390779]  ? find_held_lock+0x36/0x1c0
[  450.395801]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.399839]  ? zap_class+0x640/0x640
[  450.404668]  apic_timer_interrupt+0xf/0x20
[  450.408367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.412631] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  450.418151]  ? check_preemption_disabled+0x48/0x280
[  450.423498] Code: 3f 7e 0f 85 32 ff ff ff e8 65 1c 3e ff e9 28 ff ff ff e8 dc 51 c3 ff 48 83 3d e4 9a 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  450.428502]  ? __lock_is_held+0xb5/0x140
[  450.447382] RSP: 0000:ffff8801daf07268 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  450.451435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.459117] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10036aa2566
[  450.464648]  ? check_preemption_disabled+0x48/0x280
[  450.471893] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  450.476897]  run_timer_softirq+0x52/0xb0
[  450.484151] RBP: ffff8801daf072d8 R08: ffff8801b5512b30 R09: 0000000000000002
[  450.488207]  ? rcu_read_lock_sched_held+0x14f/0x180
[  450.495789] R10: 0000000000000000 R11: ffff8801b5512240 R12: ffff8801d9beec00
[  450.495802] R13: ffff8801d9beec00 R14: 0000000000000000 R15: 0000000000000286
[  450.500884]  __do_softirq+0x308/0xb7e
[  450.508152]  ? apic_timer_interrupt+0xa/0x20
[  450.515412]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  450.519212]  ? mark_held_locks+0xc7/0x130
[  450.523591]  ? lock_downgrade+0x900/0x900
[  450.528074]  __alloc_skb+0x119/0x770
[  450.532267]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  450.536399]  ? netdev_alloc_frag+0x1f0/0x1f0
[  450.540098]  ? pvclock_read_flags+0x160/0x160
[  450.545178]  ? do_raw_spin_trylock+0x270/0x270
[  450.549572]  ? lapic_next_event+0x5a/0x90
[  450.554098]  ? kmem_cache_alloc_trace+0x353/0x750
[  450.558676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.562823]  ? queue_work_on+0x12c/0x1e0
[  450.567660]  ? kvm_clock_read+0x18/0x30
[  450.573215]  ? switchdev_port_obj_del+0xdc/0x440
[  450.577266]  ? kvm_sched_clock_read+0x9/0x20
[  450.581233]  ? switchdev_trans_item_enqueue+0x260/0x260
[  450.585973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.590369]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  450.595722]  ? check_preemption_disabled+0x48/0x280
[  450.601249]  __br_mdb_notify+0x4ff/0x15d0
[  450.606297]  irq_exit+0x17f/0x1c0
[  450.611301]  ? __br_mdb_add+0x7f0/0x7f0
[  450.615429]  smp_apic_timer_interrupt+0x1cb/0x760
[  450.618870]  ? zap_class+0x640/0x640
[  450.622823]  ? smp_reschedule_interrupt+0x109/0x650
[  450.627658]  ? br_multicast_group_expired+0x96/0x610
[  450.631350]  ? smp_call_function_single_interrupt+0x650/0x650
[  450.636349]  ? lock_downgrade+0x900/0x900
[  450.641433]  ? interrupt_entry+0xb5/0xc0
[  450.647304]  br_mdb_notify+0x310/0x410
[  450.651441]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.655484]  ? br_mdb_dump+0x27b0/0x27b0
[  450.659360]  ? trace_hardirqs_off_caller+0xbb/0x310
[  450.664366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.668413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.673417]  br_multicast_group_expired+0x1bc/0x610
[  450.678937]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.683769]  ? br_mdb_free+0x80/0x80
[  450.688767]  ? trace_hardirqs_on_caller+0x310/0x310
[  450.693787]  call_timer_fn+0x272/0x920
[  450.697489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.702482]  ? br_mdb_free+0x80/0x80
[  450.706360]  apic_timer_interrupt+0xf/0x20
[  450.711180]  ? process_timeout+0x40/0x40
[  450.714907]  </IRQ>
[  450.719149]  ? __run_timers+0x7da/0xc70
[  450.723199] RIP: 0010:dump_stack+0x358/0x39d
[  450.725419]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.729381] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  450.733799]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.738275] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  450.757173]  ? br_mdb_free+0x80/0x80
[  450.761670] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  450.769372]  ? lockdep_hardirqs_on+0x296/0x5b0
[  450.773063] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  450.780328]  ? trace_hardirqs_on+0xbd/0x310
[  450.784890] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  450.792169]  ? kasan_check_read+0x11/0x20
[  450.796468] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  450.803728]  ? __run_timers+0x7da/0xc70
[  450.807863] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  450.815129]  ? trace_hardirqs_off_caller+0x310/0x310
[  450.819097]  ? dump_stack+0x34f/0x39d
[  450.826356]  ? br_mdb_free+0x80/0x80
[  450.831447]  ? dump_stack_print_info.cold.1+0x20/0x20
[  450.835231]  ? br_mdb_free+0x80/0x80
[  450.838936]  ? mark_held_locks+0x130/0x130
[  450.844106]  __run_timers+0x7e5/0xc70
[  450.847808]  ? mark_held_locks+0x130/0x130
[  450.852050]  ? timer_fixup_init+0x70/0x70
[  450.855841]  dump_header+0x27b/0xf72
[  450.860060]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.864200]  ? pagefault_out_of_memory+0x197/0x197
[  450.867889]  ? zap_class+0x640/0x640
[  450.872910]  ? __lock_acquire+0x62f/0x4c20
[  450.877838]  ? enqueue_hrtimer+0x1a5/0x560
[  450.881552]  ? percpu_ref_get_many+0x240/0x240
[  450.885800]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.890019]  ? print_usage_bug+0xc0/0xc0
[  450.894591]  ? find_held_lock+0x36/0x1c0
[  450.899768]  ? zap_class+0x640/0x640
[  450.903814]  ? zap_class+0x640/0x640
[  450.907856]  ? print_usage_bug+0xc0/0xc0
[  450.911581]  ? pvclock_read_flags+0x160/0x160
[  450.915297]  ? print_usage_bug+0xc0/0xc0
[  450.919345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.923823]  ? zap_class+0x640/0x640
[  450.927982]  ? check_preemption_disabled+0x48/0x280
[  450.933507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.937208]  ? __lock_is_held+0xb5/0x140
[  450.942209]  ? find_held_lock+0x36/0x1c0
[  450.947795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.951851]  ? mark_held_locks+0xc7/0x130
[  450.955888]  ? check_preemption_disabled+0x48/0x280
[  450.961422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  450.965561]  run_timer_softirq+0x52/0xb0
[  450.970576]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  450.975663]  ? rcu_read_lock_sched_held+0x14f/0x180
[  450.979709]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  450.984885]  __do_softirq+0x308/0xb7e
[  450.989889]  ? trace_hardirqs_on+0xbd/0x310
[  450.994458]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  450.998254]  ? kasan_check_read+0x11/0x20
[  451.002579]  ? lock_downgrade+0x900/0x900
[  451.007069]  ? ___ratelimit+0x3b4/0x672
[  451.011215]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  451.015355]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.019317]  ? pvclock_read_flags+0x160/0x160
[  451.024402]  ? trace_hardirqs_on+0x310/0x310
[  451.029496]  ? lapic_next_event+0x5a/0x90
[  451.033973]  ? lock_downgrade+0x900/0x900
[  451.038379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.042513]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  451.046656]  ? kvm_clock_read+0x18/0x30
[  451.052177]  ? ___ratelimit+0x3b9/0x672
[  451.057277]  ? kvm_sched_clock_read+0x9/0x20
[  451.061254]  ? idr_get_free+0xf70/0xf70
[  451.065208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.069604]  ? find_held_lock+0x36/0x1c0
[  451.073565]  ? check_preemption_disabled+0x48/0x280
[  451.079086]  oom_kill_process.cold.27+0x10/0x903
[  451.083132]  irq_exit+0x17f/0x1c0
[  451.088128]  ? zap_class+0x640/0x640
[  451.092870]  smp_apic_timer_interrupt+0x1cb/0x760
[  451.096307]  ? check_preemption_disabled+0x48/0x280
[  451.100003]  ? smp_reschedule_interrupt+0x109/0x650
[  451.104827]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.109829]  ? smp_call_function_single_interrupt+0x650/0x650
[  451.114829]  ? kasan_check_read+0x11/0x20
[  451.119746]  ? interrupt_entry+0xb5/0xc0
[  451.125611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.129784]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.133827]  ? oom_evaluate_task+0x540/0x540
[  451.139088]  ? trace_hardirqs_off_caller+0xbb/0x310
[  451.144087]  ? find_held_lock+0x36/0x1c0
[  451.148481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.153498]  ? out_of_memory+0x974/0x1430
[  451.157546]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.162372]  ? lock_downgrade+0x900/0x900
[  451.166503]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.171503]  ? check_preemption_disabled+0x48/0x280
[  451.175639]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.180661]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.185680]  apic_timer_interrupt+0xf/0x20
[  451.190518]  ? kasan_check_read+0x11/0x20
[  451.195422]  </IRQ>
[  451.199651]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.203785] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  451.206003]  ? rcu_softirq_qs+0x20/0x20
[  451.211268] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  451.217139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.221088] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  451.239996]  ? oom_evaluate_task+0x302/0x540
[  451.245566] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  451.253266]  out_of_memory+0xa84/0x1430
[  451.257655] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  451.264923]  ? oom_killer_disable+0x3a0/0x3a0
[  451.268877] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  451.276169]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  451.280653] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  451.287926]  ? __ww_mutex_check_waiters+0x160/0x160
[  451.292858] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  451.300127]  __alloc_pages_slowpath+0x2354/0x2e10
[  451.305138]  ? save_stack+0xa9/0xd0
[  451.312405]  ? warn_alloc+0x120/0x120
[  451.317216]  __kmalloc_node_track_caller+0x3c/0x70
[  451.320828]  ? mark_held_locks+0x130/0x130
[  451.324610]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  451.329539]  ? find_get_entry+0xaae/0x1120
[  451.333765]  pskb_expand_head+0x230/0x10f0
[  451.338521]  ? filemap_map_pages+0x1a20/0x1a20
[  451.342738]  ? check_preemption_disabled+0x48/0x280
[  451.346954]  ? zap_class+0x640/0x640
[  451.351522]  ? memcpy+0x45/0x50
[  451.356537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.360244]  ? __copy_skb_header+0x350/0x6b0
[  451.363519]  ? check_preemption_disabled+0x48/0x280
[  451.369050]  ? skb_release_data+0x880/0x880
[  451.373445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.378450]  ? __alloc_skb+0x770/0x770
[  451.382759]  ? should_fail+0x22d/0xd01
[  451.382778]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.388345]  ? __lock_is_held+0xb5/0x140
[  451.392209]  ? zap_class+0x640/0x640
[  451.396111]  ? kasan_check_write+0x14/0x20
[  451.401214]  ? __lock_is_held+0xb5/0x140
[  451.405254]  ? __skb_clone+0x6c7/0xa00
[  451.405285]  ? __copy_skb_header+0x6b0/0x6b0
[  451.408988]  ? mark_held_locks+0x130/0x130
[  451.413202]  ? kmem_cache_alloc+0x33a/0x730
[  451.417257]  ? lock_release+0xa00/0xa00
[  451.421143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.425562]  ? perf_trace_sched_process_exec+0x860/0x860
[  451.429797]  skb_ensure_writable+0x3dd/0x640
[  451.434101]  ? xa_load+0x2ba/0x460
[  451.438056]  ? skb_checksum_setup+0xaa0/0xaa0
[  451.443576]  ? lock_downgrade+0x900/0x900
[  451.449010]  ? preempt_notifier_register+0x200/0x200
[  451.453401]  ? __might_sleep+0x95/0x190
[  451.456926]  ? __switch_to_asm+0x34/0x70
[  451.461424]  __alloc_pages_nodemask+0xa80/0xde0
[  451.465552]  ? __switch_to_asm+0x34/0x70
[  451.470641]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  451.474602]  ? __switch_to_asm+0x40/0x70
[  451.478653]  ? __page_cache_alloc+0x191/0x5c0
[  451.483304]  ? __switch_to_asm+0x34/0x70
[  451.487353]  ? xa_load+0x2e1/0x460
[  451.492352]  ? __switch_to_asm+0x40/0x70
[  451.496400]  ? xa_clear_mark+0x40/0x40
[  451.500878]  ? __switch_to_asm+0x40/0x70
[  451.504952]  ? zap_class+0x640/0x640
[  451.508476]  ? __switch_to_asm+0x34/0x70
[  451.512529]  ? zap_class+0x640/0x640
[  451.516399]  ? __switch_to_asm+0x34/0x70
[  451.520449]  ? zap_class+0x640/0x640
[  451.524147]  ? __switch_to_asm+0x40/0x70
[  451.528194]  ? __do_page_cache_readahead+0x663/0x810
[  451.531890]  ? __switch_to_asm+0x34/0x70
[  451.535958]  ? find_held_lock+0x36/0x1c0
[  451.539662]  bpf_clone_redirect+0x14a/0x490
[  451.543709]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  451.548837]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  451.552881]  alloc_pages_current+0x173/0x350
[  451.556924]  ? __sched_text_start+0x8/0x8
[  451.561241]  __page_cache_alloc+0x38c/0x5c0
[  451.566771]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  451.571767]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.576169]  ? find_held_lock+0x36/0x1c0
[  451.580309]  ? kasan_check_read+0x11/0x20
[  451.584633]  ? lock_acquire+0x1ed/0x520
[  451.589386]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.594318]  ? bpf_test_run+0x3cb/0x780
[  451.598363]  ? generic_perform_write+0x6a0/0x6a0
[  451.602500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.606456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.611753]  ? check_preemption_disabled+0x48/0x280
[  451.615711]  ? check_preemption_disabled+0x48/0x280
[  451.620454]  ? kasan_check_read+0x11/0x20
[  451.626117]  filemap_fault+0x1595/0x25f0
[  451.631677]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.636687]  ? __lock_page_or_retry+0xa00/0xa00
[  451.641675]  ? rcu_softirq_qs+0x20/0x20
[  451.645811]  ? mark_held_locks+0x130/0x130
[  451.649855]  ? preempt_schedule+0x4d/0x60
[  451.655133]  ? filemap_map_pages+0xd6b/0x1a20
[  451.659781]  ? ___preempt_schedule+0x16/0x18
[  451.663738]  ? lock_downgrade+0x900/0x900
[  451.667964]  ? bpf_test_run+0x25d/0x780
[  451.672098]  ? check_preemption_disabled+0x48/0x280
[  451.676588]  ? netlink_diag_dump+0x2a0/0x2a0
[  451.680971]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  451.685119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.689077]  ? kasan_check_read+0x11/0x20
[  451.694077]  ? bpf_test_init.isra.10+0x70/0x100
[  451.698468]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  451.703396]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  451.708955]  ? rcu_softirq_qs+0x20/0x20
[  451.713093]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  451.717779]  ? filemap_map_pages+0xd92/0x1a20
[  451.723033]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  451.727770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.731751]  ? fput+0x130/0x1a0
[  451.736572]  ? find_get_entries_tag+0x1400/0x1400
[  451.741045]  ? __bpf_prog_get+0x9b/0x290
[  451.746596]  ? __lock_acquire+0x62f/0x4c20
[  451.752113]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  451.755382]  ? lock_acquire+0x1ed/0x520
[  451.760200]  ? bpf_prog_test_run+0x130/0x1a0
[  451.764255]  ? ext4_filemap_fault+0x7a/0xad
[  451.768487]  ? __x64_sys_bpf+0x3d8/0x520
[  451.773343]  ? lock_release+0xa00/0xa00
[  451.777299]  ? bpf_prog_get+0x20/0x20
[  451.781707]  ? perf_trace_sched_process_exec+0x860/0x860
[  451.781723]  ? print_usage_bug+0xc0/0xc0
[  451.786045]  ? do_syscall_64+0x1b9/0x820
[  451.790072]  ? print_usage_bug+0xc0/0xc0
[  451.794033]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  451.797822]  ? down_read+0x8d/0x120
[  451.803265]  ? syscall_return_slowpath+0x5e0/0x5e0
[  451.807308]  ? ext4_filemap_fault+0x7a/0xad
[  451.811380]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.815425]  ? __down_interruptible+0x700/0x700
[  451.820776]  ? trace_hardirqs_on_caller+0x310/0x310
[  451.824411]  ext4_filemap_fault+0x82/0xad
[  451.829350]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  451.833659]  __do_fault+0x100/0x6b0
[  451.838486]  ? prepare_exit_to_usermode+0x291/0x3b0
[  451.843136]  ? pmd_devmap_trans_unstable+0x220/0x220
[  451.848140]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.852275]  ? mark_held_locks+0x130/0x130
[  451.857299]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  451.860909]  ? mark_held_locks+0x130/0x130
[  451.865925] rcu: rcu_preempt kthread starved for 10301 jiffies! g46845 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  451.870995]  ? find_held_lock+0x36/0x1c0
[  451.875817] rcu: RCU grace-period kthread stack dump:
[  451.880048]  ? find_held_lock+0x36/0x1c0
[  451.885389] rcu_preempt     R  running task    22392    10      2 0x80000000
[  451.889619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.900078] Call Trace:
[  451.904132]  __handle_mm_fault+0x3ea0/0x5be0
[  451.909328]  __schedule+0x8cf/0x21d0
[  451.913384]  ? poll_select_copy_remaining+0x18c/0x6a0
[  451.920555]  ? __sched_text_start+0x8/0x8
[  451.926073]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  451.928675]  ? add_timer_on+0xa20/0xa20
[  451.933063]  ? __might_fault+0x12b/0x1e0
[  451.936765]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.941938]  ? lock_downgrade+0x900/0x900
[  451.946068]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.950901]  ? zap_class+0x640/0x640
[  451.954851]  ? trace_hardirqs_on+0xbd/0x310
[  451.958907]  ? zap_class+0x640/0x640
[  451.963999]  ? kasan_check_read+0x11/0x20
[  451.968134]  ? find_held_lock+0x36/0x1c0
[  451.973231]  ? prepare_to_swait_event+0x25a/0x800
[  451.976950]  ? handle_mm_fault+0x42a/0xc70
[  451.981273]  ? trace_hardirqs_off_caller+0x310/0x310
[  451.984997]  ? lock_downgrade+0x900/0x900
[  451.989142]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.993185]  ? check_preemption_disabled+0x48/0x280
[  451.998008]  schedule+0xfe/0x460
[  452.002233]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  452.007338]  ? __schedule+0x21d0/0x21d0
[  452.011474]  ? kasan_check_read+0x11/0x20
[  452.016561]  ? prepare_to_swait_event+0x25a/0x800
[  452.021558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  452.024915]  ? __init_swait_queue_head+0x150/0x150
[  452.029826]  ? rcu_softirq_qs+0x20/0x20
[  452.033785]  ? __lockdep_init_map+0x105/0x590
[  452.037918]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.042748]  ? lockdep_init_map+0x9/0x10
[  452.048020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.052934]  schedule_timeout+0x140/0x260
[  452.056890]  ? check_preemption_disabled+0x48/0x280
[  452.061399]  ? usleep_range+0x1a0/0x1a0
[  452.066491]  handle_mm_fault+0x54f/0xc70
[  452.070536]  ? __next_timer_interrupt+0x1a0/0x1a0
[  452.076057]  ? __handle_mm_fault+0x5be0/0x5be0
[  452.080200]  rcu_gp_fqs_loop+0x762/0xa80
[  452.085188]  ? find_vma+0x34/0x190
[  452.089164]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  452.093208]  __do_page_fault+0x5e8/0xe60
[  452.098039]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.102604]  ? trace_hardirqs_off+0xb8/0x310
[  452.106664]  ? perf_trace_sched_process_exec+0x860/0x860
[  452.110193]  do_page_fault+0xf2/0x7e0
[  452.114928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.118973]  ? vmalloc_sync_all+0x30/0x30
[  452.124077]  ? rcu_gp_init+0x90b/0x1260
[  452.128462]  ? error_entry+0x70/0xd0
[  452.133899]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  452.137681]  ? trace_hardirqs_off_caller+0xbb/0x310
[  452.143203]  ? rcu_accelerate_cbs+0x562/0xae0
[  452.147336]  ? trace_hardirqs_on_caller+0xc0/0x310
[  452.151308]  ? zap_class+0x640/0x640
[  452.155010]  ? syscall_return_slowpath+0x5e0/0x5e0
[  452.159753]  ? zap_class+0x640/0x640
[  452.164750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.169247]  ? __lock_is_held+0xb5/0x140
[  452.174183]  ? trace_hardirqs_on_caller+0x310/0x310
[  452.177881]  ? __lock_is_held+0xb5/0x140
[  452.182793]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.186492]  ? zap_class+0x640/0x640
[  452.191325]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  452.195373]  ? rcu_accelerate_cbs+0x562/0xae0
[  452.200383]  ? prepare_exit_to_usermode+0x291/0x3b0
[  452.204450]  ? find_held_lock+0x36/0x1c0
[  452.209885]  ? page_fault+0x8/0x30
[  452.213589]  ? rcu_gp_kthread+0x8cf/0xc70
[  452.218590]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.223071]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.228085]  ? page_fault+0x8/0x30
[  452.232128]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.235651]  page_fault+0x1e/0x30
[  452.239785]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  452.244612] RIP: 0033:0x7f00c9250dd3
[  452.249103]  ? trace_hardirqs_on+0xbd/0x310
[  452.252653] Code: Bad RIP value.
[  452.257119]  ? kasan_check_read+0x11/0x20
[  452.260551] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  452.265141]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.268852] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  452.273163]  ? perf_trace_sched_process_exec+0x860/0x860
[  452.276507] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  452.280658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.286000] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  452.291096]  rcu_gp_kthread+0x341/0xc70
[  452.298337] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  452.298349] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  452.303799]  ? rcu_gp_init+0x1260/0x1260
[  452.311062] warn_alloc_show_mem: 1 callbacks suppressed
[  452.311067] Mem-Info:
[  452.316577]  ? mark_held_locks+0x130/0x130
[  452.323847] active_anon:48257 inactive_anon:195 isolated_anon:0
[  452.323847]  active_file:14 inactive_file:11 isolated_file:0
[  452.323847]  unevictable:0 dirty:0 writeback:0 unstable:0
[  452.323847]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  452.323847]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  452.323847]  free:13718 free_pcp:175 free_cma:0
[  452.327789]  ? __schedule+0x168a/0x21d0
[  452.335058] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  452.342319]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.346354] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  452.351710]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  452.354094] lowmem_reserve[]: 0 2818 6321 6321
[  452.358351]  ? trace_hardirqs_on+0xbd/0x310
[  452.391207] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  452.395203]  ? kasan_check_read+0x11/0x20
[  452.422670] lowmem_reserve[]: 0 0 3503 3503
[  452.427183]  ? __schedule+0x168a/0x21d0
[  452.453275] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  452.457881]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.462446] lowmem_reserve[]: 0 0 0 0
[  452.466785]  ? lock_pin_lock+0x350/0x350
[  452.494752] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  452.498916]  ? _raw_spin_unlock_irq+0x60/0x80
[  452.503205] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  452.507214]  ? __schedule+0x168a/0x21d0
[  452.536086] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  452.541182]  ? __switch_to_asm+0x40/0x70
[  452.544962] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  452.549011]  ? __switch_to_asm+0x40/0x70
[  452.562511] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  452.562520] 269 total pagecache pages
[  452.567014]  ? show_schedstat+0x721/0xf30
[  452.582164] 0 pages in swap cache
[  452.586130]  ? __sched_text_start+0x8/0x8
[  452.601188] Swap cache stats: add 0, delete 0, find 0/0
[  452.601197] Free swap  = 0kB
[  452.605296]  ? find_held_lock+0x36/0x1c0
[  452.614098] Total swap = 0kB
[  452.618158]  ? __kthread_parkme+0xce/0x1a0
[  452.626703] 1965979 pages RAM
[  452.630500]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.634642] 0 pages HighMem/MovableOnly
[  452.638098]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.642215] 342853 pages reserved
[  452.642232] 0 pages cma reserved
[  452.647600]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  452.650670] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  452.654654]  ? trace_hardirqs_on+0xbd/0x310
[  452.654670]  ? kasan_check_read+0x11/0x20
[  452.654688]  ? __kthread_parkme+0xce/0x1a0
[  452.657745] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  452.661914]  ? trace_hardirqs_off_caller+0x310/0x310
[  452.664994] init cpuset=/ mems_allowed=0
[  452.670110]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  452.674064] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  452.679170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.682599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  452.682608] Call Trace:
[  452.685998]  ? __kthread_parkme+0xfb/0x1a0
[  452.690569]  <IRQ>
[  452.697079]  ? rcu_gp_init+0x1260/0x1260
[  452.701391]  dump_stack+0x244/0x39d
[  452.705520]  kthread+0x35a/0x440
[  452.709740]  ? dump_stack_print_info.cold.1+0x20/0x20
[  452.719433]  ? kthread_stop+0x900/0x900
[  452.724549]  warn_alloc.cold.116+0xb7/0x1bd
[  452.728585]  ret_from_fork+0x3a/0x50
[  452.733690]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  452.740062] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  452.745371]  ? lock_downgrade+0x900/0x900
[  452.754708] syz-executor4 cpuset=syz4 mems_allowed=0
[  452.757299]  ? trace_hardirqs_off+0xb8/0x310
[  452.820763]  ? trace_hardirqs_off+0xb8/0x310
[  452.825188]  __alloc_pages_slowpath+0x26e8/0x2e10
[  452.830067]  ? warn_alloc+0x120/0x120
[  452.833873]  ? print_usage_bug+0xc0/0xc0
[  452.837969]  ? warn_alloc+0x120/0x120
[  452.841778]  ? warn_alloc+0x120/0x120
[  452.845645]  ? print_usage_bug+0xc0/0xc0
[  452.849709]  ? print_usage_bug+0xc0/0xc0
[  452.853770]  ? __lock_acquire+0x62f/0x4c20
[  452.858028]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.863580]  ? should_fail+0x22d/0xd01
[  452.867472]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.872579]  ? __lock_acquire+0x62f/0x4c20
[  452.876836]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.881953]  ? __lock_acquire+0x62f/0x4c20
[  452.886188]  ? should_fail+0x22d/0xd01
[  452.890071]  ? find_held_lock+0x36/0x1c0
[  452.894154]  ? mark_held_locks+0x130/0x130
[  452.898398]  ? mark_held_locks+0x130/0x130
[  452.902635]  ? zap_class+0x640/0x640
[  452.906356]  ? zap_class+0x640/0x640
[  452.910070]  ? print_usage_bug+0xc0/0xc0
[  452.914126]  ? do_raw_spin_unlock+0xa7/0x330
[  452.918543]  ? zap_class+0x640/0x640
[  452.922276]  ? print_usage_bug+0xc0/0xc0
[  452.926338]  ? wq_watchdog_touch+0x9c/0xfe
[  452.930576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.936114]  ? check_preemption_disabled+0x48/0x280
[  452.941136]  ? __lock_is_held+0xb5/0x140
[  452.945304]  __alloc_pages_nodemask+0xa80/0xde0
[  452.949977]  ? zap_class+0x640/0x640
[  452.953698]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  452.958727]  ? find_held_lock+0x36/0x1c0
[  452.962817]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.967503]  ? lock_downgrade+0x900/0x900
[  452.971706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.977278]  cache_grow_begin+0xa5/0x8c0
[  452.981347]  ? do_raw_spin_unlock+0xa7/0x330
[  452.985765]  fallback_alloc+0x204/0x2e0
[  452.989744]  ____cache_alloc_node+0x1c7/0x1e0
[  452.994264]  kmem_cache_alloc_node+0xe3/0x730
[  452.998763]  ? ipv6_get_ifaddr+0x42e/0x620
[  453.003056]  __alloc_skb+0x119/0x770
[  453.006772]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.012055]  ? netdev_alloc_frag+0x1f0/0x1f0
[  453.016485]  ? lock_downgrade+0x900/0x900
[  453.020644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.026194]  ? refcount_sub_and_test_checked+0x203/0x310
[  453.031654]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  453.037123]  ? addrconf_rs_timer+0x690/0x690
[  453.041548]  ndisc_alloc_skb+0x144/0x340
[  453.045612]  ndisc_send_rs+0x331/0x6e0
[  453.049507]  addrconf_rs_timer+0x314/0x690
[  453.053746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.057996]  call_timer_fn+0x272/0x920
[  453.061880]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.066126]  ? process_timeout+0x40/0x40
[  453.070199]  ? mark_held_locks+0xc7/0x130
[  453.074356]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.078850]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.083343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.087583]  ? lockdep_hardirqs_on+0x296/0x5b0
[  453.092165]  ? trace_hardirqs_on+0xbd/0x310
[  453.096486]  ? kasan_check_read+0x11/0x20
[  453.100631]  ? __run_timers+0x7da/0xc70
[  453.104607]  ? trace_hardirqs_off_caller+0x310/0x310
[  453.109719]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.113958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.118189]  __run_timers+0x7e5/0xc70
[  453.121999]  ? timer_fixup_init+0x70/0x70
[  453.126148]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  453.131164]  ? zap_class+0x640/0x640
[  453.134883]  ? print_usage_bug+0xc0/0xc0
[  453.138951]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  453.144150]  ? find_held_lock+0x36/0x1c0
[  453.148218]  ? zap_class+0x640/0x640
[  453.151959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.157499]  ? check_preemption_disabled+0x48/0x280
[  453.162528]  ? __lock_is_held+0xb5/0x140
[  453.166593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.172145]  ? check_preemption_disabled+0x48/0x280
[  453.177167]  run_timer_softirq+0x52/0xb0
[  453.181241]  ? rcu_read_lock_sched_held+0x14f/0x180
[  453.186276]  __do_softirq+0x308/0xb7e
[  453.190087]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  453.194581]  ? lock_downgrade+0x900/0x900
[  453.198746]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  453.203868]  ? pvclock_read_flags+0x160/0x160
[  453.208379]  ? lapic_next_event+0x5a/0x90
[  453.212529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.218072]  ? kvm_clock_read+0x18/0x30
[  453.222046]  ? kvm_sched_clock_read+0x9/0x20
[  453.226460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.232021]  ? check_preemption_disabled+0x48/0x280
[  453.237065]  irq_exit+0x17f/0x1c0
[  453.240524]  smp_apic_timer_interrupt+0x1cb/0x760
[  453.245370]  ? smp_reschedule_interrupt+0x109/0x650
[  453.250854]  ? smp_call_function_single_interrupt+0x650/0x650
[  453.256767]  ? interrupt_entry+0xb5/0xc0
[  453.260834]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.265852]  ? trace_hardirqs_off_caller+0xbb/0x310
[  453.270871]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.275744]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.280771]  ? trace_hardirqs_on_caller+0x310/0x310
[  453.285812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.290664]  apic_timer_interrupt+0xf/0x20
[  453.294893]  </IRQ>
[  453.297135] RIP: 0010:dump_stack+0x358/0x39d
[  453.301546] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  453.320444] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  453.328154] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  453.335423] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  453.342689] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  453.349959] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  453.357235] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  453.364545]  ? dump_stack+0x34f/0x39d
[  453.368360]  ? dump_stack_print_info.cold.1+0x20/0x20
[  453.373557]  ? mark_held_locks+0x130/0x130
[  453.377791]  ? mark_held_locks+0x130/0x130
[  453.382034]  dump_header+0x27b/0xf72
[  453.385758]  ? pagefault_out_of_memory+0x197/0x197
[  453.390692]  ? __lock_acquire+0x62f/0x4c20
[  453.394930]  ? percpu_ref_get_many+0x240/0x240
[  453.399523]  ? print_usage_bug+0xc0/0xc0
[  453.403593]  ? zap_class+0x640/0x640
[  453.407312]  ? print_usage_bug+0xc0/0xc0
[  453.411372]  ? print_usage_bug+0xc0/0xc0
[  453.415440]  ? zap_class+0x640/0x640
[  453.419166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.424706]  ? find_held_lock+0x36/0x1c0
[  453.428778]  ? mark_held_locks+0xc7/0x130
[  453.432943]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  453.438045]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  453.443149]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  453.447742]  ? trace_hardirqs_on+0xbd/0x310
[  453.452068]  ? kasan_check_read+0x11/0x20
[  453.456266]  ? ___ratelimit+0x3b4/0x672
[  453.460266]  ? trace_hardirqs_off_caller+0x310/0x310
[  453.465373]  ? trace_hardirqs_on+0x310/0x310
[  453.469783]  ? lock_downgrade+0x900/0x900
[  453.473946]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  453.479049]  ? ___ratelimit+0x3b9/0x672
[  453.483041]  ? idr_get_free+0xf70/0xf70
[  453.487029]  ? find_held_lock+0x36/0x1c0
[  453.491096]  oom_kill_process.cold.27+0x10/0x903
[  453.495851]  ? zap_class+0x640/0x640
[  453.499564]  ? check_preemption_disabled+0x48/0x280
[  453.504583]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  453.509530]  ? kasan_check_read+0x11/0x20
[  453.513692]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.518966]  ? oom_evaluate_task+0x540/0x540
[  453.523376]  ? find_held_lock+0x36/0x1c0
[  453.527475]  ? out_of_memory+0x974/0x1430
[  453.531625]  ? lock_downgrade+0x900/0x900
[  453.535773]  ? check_preemption_disabled+0x48/0x280
[  453.540795]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  453.545722]  ? kasan_check_read+0x11/0x20
[  453.549867]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.555145]  ? rcu_softirq_qs+0x20/0x20
[  453.559123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.564660]  ? oom_evaluate_task+0x302/0x540
[  453.569070]  out_of_memory+0xa84/0x1430
[  453.573057]  ? oom_killer_disable+0x3a0/0x3a0
[  453.577581]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  453.582513]  ? __ww_mutex_check_waiters+0x160/0x160
[  453.587541]  __alloc_pages_slowpath+0x2354/0x2e10
[  453.592438]  ? warn_alloc+0x120/0x120
[  453.596253]  ? mark_held_locks+0x130/0x130
[  453.600533]  ? find_get_entry+0xaae/0x1120
[  453.604772]  ? filemap_map_pages+0x1a20/0x1a20
[  453.609361]  ? zap_class+0x640/0x640
[  453.613081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.618617]  ? check_preemption_disabled+0x48/0x280
[  453.623632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.629172]  ? should_fail+0x22d/0xd01
[  453.633065]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.638173]  ? zap_class+0x640/0x640
[  453.641928]  ? __lock_is_held+0xb5/0x140
[  453.645995]  ? mark_held_locks+0x130/0x130
[  453.650257]  ? lock_release+0xa00/0xa00
[  453.654239]  ? perf_trace_sched_process_exec+0x860/0x860
[  453.659697]  ? xa_load+0x2ba/0x460
[  453.663250]  ? lock_downgrade+0x900/0x900
[  453.667423]  ? __might_sleep+0x95/0x190
[  453.671406]  __alloc_pages_nodemask+0xa80/0xde0
[  453.676103]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  453.681162]  ? __page_cache_alloc+0x191/0x5c0
[  453.685692]  ? xa_load+0x2e1/0x460
[  453.689278]  ? xa_clear_mark+0x40/0x40
[  453.693184]  ? zap_class+0x640/0x640
[  453.696906]  ? zap_class+0x640/0x640
[  453.700648]  ? zap_class+0x640/0x640
[  453.704362]  ? __do_page_cache_readahead+0x663/0x810
[  453.709503]  ? find_held_lock+0x36/0x1c0
[  453.713586]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  453.719144]  alloc_pages_current+0x173/0x350
[  453.723558]  __page_cache_alloc+0x38c/0x5c0
[  453.727894]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  453.732826]  ? kasan_check_read+0x11/0x20
[  453.736973]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.742267]  ? generic_perform_write+0x6a0/0x6a0
[  453.747027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.752600]  ? check_preemption_disabled+0x48/0x280
[  453.757638]  filemap_fault+0x1595/0x25f0
[  453.761710]  ? __lock_page_or_retry+0xa00/0xa00
[  453.766383]  ? mark_held_locks+0x130/0x130
[  453.770648]  ? filemap_map_pages+0xd6b/0x1a20
[  453.775144]  ? lock_downgrade+0x900/0x900
[  453.779293]  ? check_preemption_disabled+0x48/0x280
[  453.784312]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  453.789254]  ? kasan_check_read+0x11/0x20
[  453.793415]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.798687]  ? rcu_softirq_qs+0x20/0x20
[  453.802681]  ? filemap_map_pages+0xd92/0x1a20
[  453.807178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.812725]  ? find_get_entries_tag+0x1400/0x1400
[  453.817585]  ? __lock_acquire+0x62f/0x4c20
[  453.821836]  ? lock_acquire+0x1ed/0x520
[  453.825807]  ? ext4_filemap_fault+0x7a/0xad
[  453.830132]  ? lock_release+0xa00/0xa00
[  453.834101]  ? perf_trace_sched_process_exec+0x860/0x860
[  453.839549]  ? print_usage_bug+0xc0/0xc0
[  453.843610]  ? print_usage_bug+0xc0/0xc0
[  453.847696]  ? down_read+0x8d/0x120
[  453.851350]  ? ext4_filemap_fault+0x7a/0xad
[  453.855671]  ? __down_interruptible+0x700/0x700
[  453.860367]  ext4_filemap_fault+0x82/0xad
[  453.864514]  __do_fault+0x100/0x6b0
[  453.868192]  ? pmd_devmap_trans_unstable+0x220/0x220
[  453.873311]  ? mark_held_locks+0x130/0x130
[  453.877545]  ? mark_held_locks+0x130/0x130
[  453.881775]  ? find_held_lock+0x36/0x1c0
[  453.885840]  ? find_held_lock+0x36/0x1c0
[  453.889900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.895448]  __handle_mm_fault+0x3ea0/0x5be0
[  453.899857]  ? poll_select_copy_remaining+0x18c/0x6a0
[  453.905054]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  453.909906]  ? __might_fault+0x12b/0x1e0
[  453.913970]  ? lock_downgrade+0x900/0x900
[  453.918163]  ? zap_class+0x640/0x640
[  453.921877]  ? zap_class+0x640/0x640
[  453.925608]  ? find_held_lock+0x36/0x1c0
[  453.929680]  ? handle_mm_fault+0x42a/0xc70
[  453.933916]  ? lock_downgrade+0x900/0x900
[  453.938069]  ? check_preemption_disabled+0x48/0x280
[  453.943108]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  453.948041]  ? kasan_check_read+0x11/0x20
[  453.952204]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  453.957511]  ? rcu_softirq_qs+0x20/0x20
[  453.961489]  ? trace_hardirqs_off_caller+0x310/0x310
[  453.966623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.972170]  ? check_preemption_disabled+0x48/0x280
[  453.977202]  handle_mm_fault+0x54f/0xc70
[  453.981308]  ? __handle_mm_fault+0x5be0/0x5be0
[  453.985894]  ? find_vma+0x34/0x190
[  453.989444]  __do_page_fault+0x5e8/0xe60
[  453.993508]  ? trace_hardirqs_off+0xb8/0x310
[  453.997927]  do_page_fault+0xf2/0x7e0
[  454.001725]  ? vmalloc_sync_all+0x30/0x30
[  454.005876]  ? error_entry+0x70/0xd0
[  454.009593]  ? trace_hardirqs_off_caller+0xbb/0x310
[  454.014608]  ? trace_hardirqs_on_caller+0xc0/0x310
[  454.019549]  ? syscall_return_slowpath+0x5e0/0x5e0
[  454.024495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.029365]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.034394]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.039846]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  454.044899]  ? prepare_exit_to_usermode+0x291/0x3b0
[  454.049918]  ? page_fault+0x8/0x30
[  454.053461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.058323]  ? page_fault+0x8/0x30
[  454.061866]  page_fault+0x1e/0x30
[  454.065319] RIP: 0033:0x7f00c9250dd3
[  454.069046] Code: Bad RIP value.
[  454.072406] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  454.077763] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  454.085036] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  454.092335] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  454.099600] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  454.106867] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  454.114150] Mem-Info:
[  454.114163] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  454.114175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  454.116611] active_anon:48257 inactive_anon:195 isolated_anon:0
[  454.116611]  active_file:14 inactive_file:11 isolated_file:0
[  454.116611]  unevictable:0 dirty:0 writeback:0 unstable:0
[  454.116611]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  454.116611]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  454.116611]  free:13718 free_pcp:175 free_cma:0
[  454.123856] Call Trace:
[  454.133272] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  454.166109]  <IRQ>
[  454.168709] 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
[  454.196201]  dump_stack+0x244/0x39d
[  454.198337] lowmem_reserve[]: 0 2818 6321 6321
[  454.224470]  ? dump_stack_print_info.cold.1+0x20/0x20
[  454.228073] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  454.232655]  warn_alloc.cold.116+0xb7/0x1bd
[  454.237809] lowmem_reserve[]: 0 0 3503 3503
[  454.265296]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  454.269693] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  454.274035]  ? lock_downgrade+0x900/0x900
[  454.278861] lowmem_reserve[]: 0 0 0 0
[  454.307742]  ? trace_hardirqs_off+0xb8/0x310
[  454.311872] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  454.315670]  ? trace_hardirqs_off+0xb8/0x310
[  454.320053] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  454.333575]  __alloc_pages_slowpath+0x26e8/0x2e10
[  454.337954] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  454.353172]  ? warn_alloc+0x120/0x120
[  454.357975] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  454.373060]  ? warn_alloc+0x120/0x120
[  454.376841] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  454.385660]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  454.389455] 269 total pagecache pages
[  454.398023]  ? warn_alloc+0x120/0x120
[  454.403022] 0 pages in swap cache
[  454.406807]  ? print_usage_bug+0xc0/0xc0
[  454.410583] Swap cache stats: add 0, delete 0, find 0/0
[  454.414025]  ? print_usage_bug+0xc0/0xc0
[  454.418062] Free swap  = 0kB
[  454.423416]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  454.427466] Total swap = 0kB
[  454.430503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.435665] 1965979 pages RAM
[  454.438676]  ? should_fail+0x22d/0xd01
[  454.444182] 0 pages HighMem/MovableOnly
[  454.447275]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.451149] 342853 pages reserved
[  454.455112]  ? __lock_acquire+0x62f/0x4c20
[  454.460205] 0 pages cma reserved
[  454.463653]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.467943] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  454.471249]  ? should_fail+0x22d/0xd01
[  454.476424] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  454.482821]  ? mark_held_locks+0x130/0x130
[  454.486695] init cpuset=/ mems_allowed=0
[  454.496561]  ? mark_held_locks+0x130/0x130
[  454.509040]  ? print_usage_bug+0xc0/0xc0
[  454.513102]  ? find_held_lock+0x36/0x1c0
[  454.517163]  ? zap_class+0x640/0x640
[  454.520881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.526418]  ? check_preemption_disabled+0x48/0x280
[  454.531444]  ? __lock_is_held+0xb5/0x140
[  454.535523]  __alloc_pages_nodemask+0xa80/0xde0
[  454.540193]  ? zap_class+0x640/0x640
[  454.543944]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  454.548971]  ? find_held_lock+0x36/0x1c0
[  454.553044]  ? ____cache_alloc_node+0x1c7/0x1e0
[  454.557717]  ? lock_downgrade+0x900/0x900
[  454.561890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.567447]  cache_grow_begin+0xa5/0x8c0
[  454.571507]  ? do_raw_spin_unlock+0xa7/0x330
[  454.575938]  fallback_alloc+0x204/0x2e0
[  454.579917]  ____cache_alloc_node+0x1c7/0x1e0
[  454.584449]  kmem_cache_alloc_node+0xe3/0x730
[  454.588949]  ? mark_held_locks+0xc7/0x130
[  454.593103]  __alloc_skb+0x119/0x770
[  454.596823]  ? netdev_alloc_frag+0x1f0/0x1f0
[  454.601253]  ? do_raw_spin_trylock+0x270/0x270
[  454.605855]  ? kmem_cache_alloc_trace+0x353/0x750
[  454.610701]  ? queue_work_on+0x12c/0x1e0
[  454.614776]  ? switchdev_port_obj_del+0xdc/0x440
[  454.619533]  ? switchdev_trans_item_enqueue+0x260/0x260
[  454.624898]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  454.629918]  __br_mdb_notify+0x4ff/0x15d0
[  454.634076]  ? __br_mdb_add+0x7f0/0x7f0
[  454.638064]  ? zap_class+0x640/0x640
[  454.641827]  ? br_multicast_group_expired+0x96/0x610
[  454.646963]  ? lock_downgrade+0x900/0x900
[  454.651117]  br_mdb_notify+0x310/0x410
[  454.655003]  ? br_mdb_dump+0x27b0/0x27b0
[  454.659066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.664613]  br_multicast_group_expired+0x1bc/0x610
[  454.669634]  ? br_mdb_free+0x80/0x80
[  454.673374]  call_timer_fn+0x272/0x920
[  454.677277]  ? br_mdb_free+0x80/0x80
[  454.681009]  ? process_timeout+0x40/0x40
[  454.685101]  ? __run_timers+0x7da/0xc70
[  454.689088]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.693581]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.698079]  ? br_mdb_free+0x80/0x80
[  454.701793]  ? lockdep_hardirqs_on+0x296/0x5b0
[  454.706382]  ? trace_hardirqs_on+0xbd/0x310
[  454.710703]  ? kasan_check_read+0x11/0x20
[  454.714851]  ? __run_timers+0x7da/0xc70
[  454.718859]  ? trace_hardirqs_off_caller+0x310/0x310
[  454.723964]  ? br_mdb_free+0x80/0x80
[  454.727688]  ? br_mdb_free+0x80/0x80
[  454.731402]  __run_timers+0x7e5/0xc70
[  454.735238]  ? timer_fixup_init+0x70/0x70
[  454.739404]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  454.744509]  ? zap_class+0x640/0x640
[  454.748234]  ? enqueue_hrtimer+0x1a5/0x560
[  454.752487]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  454.757700]  ? find_held_lock+0x36/0x1c0
[  454.761790]  ? zap_class+0x640/0x640
[  454.765514]  ? pvclock_read_flags+0x160/0x160
[  454.770011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.775564]  ? check_preemption_disabled+0x48/0x280
[  454.780591]  ? __lock_is_held+0xb5/0x140
[  454.784657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.790199]  ? check_preemption_disabled+0x48/0x280
[  454.795236]  run_timer_softirq+0x52/0xb0
[  454.799315]  ? rcu_read_lock_sched_held+0x14f/0x180
[  454.804333]  __do_softirq+0x308/0xb7e
[  454.808136]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  454.812631]  ? lock_downgrade+0x900/0x900
[  454.816790]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  454.821900]  ? pvclock_read_flags+0x160/0x160
[  454.826401]  ? lapic_next_event+0x5a/0x90
[  454.830558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.836108]  ? kvm_clock_read+0x18/0x30
[  454.840098]  ? kvm_sched_clock_read+0x9/0x20
[  454.844512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.850070]  ? check_preemption_disabled+0x48/0x280
[  454.855095]  irq_exit+0x17f/0x1c0
[  454.858580]  smp_apic_timer_interrupt+0x1cb/0x760
[  454.863426]  ? smp_reschedule_interrupt+0x109/0x650
[  454.868445]  ? smp_call_function_single_interrupt+0x650/0x650
[  454.874345]  ? interrupt_entry+0xb5/0xc0
[  454.878409]  ? trace_hardirqs_off_caller+0xbb/0x310
[  454.883427]  ? trace_hardirqs_off_caller+0xbb/0x310
[  454.888445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.893292]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.898310]  ? trace_hardirqs_on_caller+0x310/0x310
[  454.903346]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.908204]  apic_timer_interrupt+0xf/0x20
[  454.912468]  </IRQ>
[  454.914713] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  454.920602] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  454.939502] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  454.947234] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  454.954512] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  454.961787] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  454.969074] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  454.976352] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  454.983669]  ? save_stack+0xa9/0xd0
[  454.987347]  __kmalloc_node_track_caller+0x3c/0x70
[  454.992283]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  454.997039]  pskb_expand_head+0x230/0x10f0
[  455.001277]  ? check_preemption_disabled+0x48/0x280
[  455.006295]  ? memcpy+0x45/0x50
[  455.009585]  ? __copy_skb_header+0x350/0x6b0
[  455.013993]  ? skb_release_data+0x880/0x880
[  455.018326]  ? __alloc_skb+0x770/0x770
[  455.022222]  ? __lock_is_held+0xb5/0x140
[  455.026326]  ? kasan_check_write+0x14/0x20
[  455.030571]  ? __skb_clone+0x6c7/0xa00
[  455.034461]  ? __copy_skb_header+0x6b0/0x6b0
[  455.038883]  ? kmem_cache_alloc+0x33a/0x730
[  455.043208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.048778]  skb_ensure_writable+0x3dd/0x640
[  455.053195]  ? skb_checksum_setup+0xaa0/0xaa0
[  455.057702]  ? preempt_notifier_register+0x200/0x200
[  455.062814]  ? __switch_to_asm+0x34/0x70
[  455.066874]  ? __switch_to_asm+0x34/0x70
[  455.070947]  ? __switch_to_asm+0x40/0x70
[  455.075035]  ? __switch_to_asm+0x34/0x70
[  455.079096]  ? __switch_to_asm+0x40/0x70
[  455.083156]  ? __switch_to_asm+0x40/0x70
[  455.087213]  ? __switch_to_asm+0x34/0x70
[  455.091284]  ? __switch_to_asm+0x34/0x70
[  455.095349]  ? __switch_to_asm+0x40/0x70
[  455.099409]  ? __switch_to_asm+0x34/0x70
[  455.103478]  bpf_clone_redirect+0x14a/0x490
[  455.107823]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  455.112865]  ? __sched_text_start+0x8/0x8
[  455.117028]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  455.121799]  ? find_held_lock+0x36/0x1c0
[  455.125876]  ? lock_acquire+0x1ed/0x520
[  455.129856]  ? bpf_test_run+0x3cb/0x780
[  455.133831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.139373]  ? check_preemption_disabled+0x48/0x280
[  455.144400]  ? kasan_check_read+0x11/0x20
[  455.148568]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.153841]  ? rcu_softirq_qs+0x20/0x20
[  455.157818]  ? preempt_schedule+0x4d/0x60
[  455.161969]  ? ___preempt_schedule+0x16/0x18
[  455.166401]  ? bpf_test_run+0x25d/0x780
[  455.170391]  ? netlink_diag_dump+0x2a0/0x2a0
[  455.174804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.180346]  ? bpf_test_init.isra.10+0x70/0x100
[  455.185026]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  455.189810]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  455.194653]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  455.200195]  ? fput+0x130/0x1a0
[  455.203482]  ? __bpf_prog_get+0x9b/0x290
[  455.207566]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  455.212410]  ? bpf_prog_test_run+0x130/0x1a0
[  455.216821]  ? __x64_sys_bpf+0x3d8/0x520
[  455.220896]  ? bpf_prog_get+0x20/0x20
[  455.224717]  ? do_syscall_64+0x1b9/0x820
[  455.228784]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  455.234215]  ? syscall_return_slowpath+0x5e0/0x5e0
[  455.239196]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.244063]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.249092]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  455.254113]  ? prepare_exit_to_usermode+0x291/0x3b0
[  455.259136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.264001]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  455.269383] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  455.269554] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  455.275547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  455.286024] syz-executor4 cpuset=syz4 mems_allowed=0
[  455.295367] Call Trace:
[  455.303040]  <IRQ>
[  455.305201]  dump_stack+0x244/0x39d
[  455.308854]  ? dump_stack_print_info.cold.1+0x20/0x20
[  455.314074]  warn_alloc.cold.116+0xb7/0x1bd
[  455.318414]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  455.323269]  ? lock_downgrade+0x900/0x900
[  455.327426]  ? trace_hardirqs_off+0xb8/0x310
[  455.331872]  ? trace_hardirqs_off+0xb8/0x310
[  455.336298]  __alloc_pages_slowpath+0x26e8/0x2e10
[  455.341182]  ? warn_alloc+0x120/0x120
[  455.344985]  ? print_usage_bug+0xc0/0xc0
[  455.349070]  ? warn_alloc+0x120/0x120
[  455.352888]  ? warn_alloc+0x120/0x120
[  455.356690]  ? print_usage_bug+0xc0/0xc0
[  455.360753]  ? kvm_clock_read+0x18/0x30
[  455.364731]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  455.369751]  ? print_usage_bug+0xc0/0xc0
[  455.373812]  ? __lock_acquire+0x62f/0x4c20
[  455.378052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.383609]  ? should_fail+0x22d/0xd01
[  455.387539]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.392821]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.397941]  ? __lock_acquire+0x62f/0x4c20
[  455.402181]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.407284]  ? __lock_acquire+0x62f/0x4c20
[  455.411525]  ? should_fail+0x22d/0xd01
[  455.415424]  ? rcu_irq_exit+0x1a2/0x390
[  455.419413]  ? mark_held_locks+0x130/0x130
[  455.423657]  ? mark_held_locks+0x130/0x130
[  455.427912]  ? mark_held_locks+0xc7/0x130
[  455.432058]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  455.437075]  ? zap_class+0x640/0x640
[  455.440804]  ? print_usage_bug+0xc0/0xc0
[  455.444872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.450410]  ? check_preemption_disabled+0x48/0x280
[  455.455469]  ? __lock_is_held+0xb5/0x140
[  455.459536]  __alloc_pages_nodemask+0xa80/0xde0
[  455.464216]  ? zap_class+0x640/0x640
[  455.467956]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  455.472999]  ? find_held_lock+0x36/0x1c0
[  455.477071]  ? ____cache_alloc_node+0x1c7/0x1e0
[  455.481742]  ? lock_downgrade+0x900/0x900
[  455.485900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.491931]  cache_grow_begin+0xa5/0x8c0
[  455.496008]  ? do_raw_spin_unlock+0xa7/0x330
[  455.500426]  fallback_alloc+0x204/0x2e0
[  455.504412]  ____cache_alloc_node+0x1c7/0x1e0
[  455.508916]  kmem_cache_alloc_node+0xe3/0x730
[  455.513416]  ? ipv6_get_ifaddr+0x42e/0x620
[  455.517662]  __alloc_skb+0x119/0x770
[  455.521376]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.526661]  ? netdev_alloc_frag+0x1f0/0x1f0
[  455.531075]  ? lock_downgrade+0x900/0x900
[  455.535698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.541265]  ? refcount_sub_and_test_checked+0x203/0x310
[  455.546722]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  455.552179]  ? addrconf_rs_timer+0x690/0x690
[  455.556616]  ndisc_alloc_skb+0x144/0x340
[  455.560683]  ndisc_send_rs+0x331/0x6e0
[  455.564575]  addrconf_rs_timer+0x314/0x690
[  455.568816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.573064]  call_timer_fn+0x272/0x920
[  455.576955]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.581193]  ? process_timeout+0x40/0x40
[  455.585310]  ? mark_held_locks+0xc7/0x130
[  455.589476]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.593970]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.598476]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.602729]  ? lockdep_hardirqs_on+0x296/0x5b0
[  455.607345]  ? trace_hardirqs_on+0xbd/0x310
[  455.611669]  ? kasan_check_read+0x11/0x20
[  455.615828]  ? __run_timers+0x7da/0xc70
[  455.619810]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.625026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.629276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  455.633539]  __run_timers+0x7e5/0xc70
[  455.637354]  ? timer_fixup_init+0x70/0x70
[  455.641506]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  455.646527]  ? zap_class+0x640/0x640
[  455.650281]  ? print_usage_bug+0xc0/0xc0
[  455.654366]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  455.659565]  ? find_held_lock+0x36/0x1c0
[  455.663630]  ? zap_class+0x640/0x640
[  455.667350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.672914]  ? check_preemption_disabled+0x48/0x280
[  455.677953]  ? __lock_is_held+0xb5/0x140
[  455.682014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.687553]  ? check_preemption_disabled+0x48/0x280
[  455.692593]  run_timer_softirq+0x52/0xb0
[  455.696659]  ? rcu_read_lock_sched_held+0x14f/0x180
[  455.701708]  __do_softirq+0x308/0xb7e
[  455.705511]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  455.710019]  ? lock_downgrade+0x900/0x900
[  455.714171]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  455.719289]  ? pvclock_read_flags+0x160/0x160
[  455.723804]  ? lapic_next_event+0x5a/0x90
[  455.727954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.733498]  ? kvm_clock_read+0x18/0x30
[  455.737478]  ? kvm_sched_clock_read+0x9/0x20
[  455.741891]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.747431]  ? check_preemption_disabled+0x48/0x280
[  455.752460]  irq_exit+0x17f/0x1c0
[  455.755931]  smp_apic_timer_interrupt+0x1cb/0x760
[  455.760813]  ? smp_reschedule_interrupt+0x109/0x650
[  455.765835]  ? smp_call_function_single_interrupt+0x650/0x650
[  455.771756]  ? interrupt_entry+0xb5/0xc0
[  455.775823]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.780842]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.785865]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.790708]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.795727]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.800758]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.805617]  apic_timer_interrupt+0xf/0x20
[  455.809860]  </IRQ>
[  455.812113] RIP: 0010:dump_stack+0x358/0x39d
[  455.816542] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  455.835467] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  455.843220] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  455.850541] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  455.857825] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  455.865089] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  455.872357] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  455.879645]  ? dump_stack+0x34f/0x39d
[  455.883473]  ? dump_stack_print_info.cold.1+0x20/0x20
[  455.888669]  ? mark_held_locks+0x130/0x130
[  455.892903]  ? mark_held_locks+0x130/0x130
[  455.897138]  dump_header+0x27b/0xf72
[  455.900874]  ? pagefault_out_of_memory+0x197/0x197
[  455.905812]  ? __lock_acquire+0x62f/0x4c20
[  455.910048]  ? percpu_ref_get_many+0x240/0x240
[  455.914631]  ? print_usage_bug+0xc0/0xc0
[  455.918693]  ? zap_class+0x640/0x640
[  455.922417]  ? print_usage_bug+0xc0/0xc0
[  455.926479]  ? print_usage_bug+0xc0/0xc0
[  455.930540]  ? zap_class+0x640/0x640
[  455.934305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.939848]  ? find_held_lock+0x36/0x1c0
[  455.943935]  ? mark_held_locks+0xc7/0x130
[  455.948082]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  455.953180]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  455.958299]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  455.962887]  ? trace_hardirqs_on+0xbd/0x310
[  455.967208]  ? kasan_check_read+0x11/0x20
[  455.971362]  ? ___ratelimit+0x3b4/0x672
[  455.975337]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.980439]  ? trace_hardirqs_on+0x310/0x310
[  455.984850]  ? lock_downgrade+0x900/0x900
[  455.989019]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  455.994120]  ? ___ratelimit+0x3b9/0x672
[  455.998095]  ? idr_get_free+0xf70/0xf70
[  456.002071]  ? find_held_lock+0x36/0x1c0
[  456.006145]  oom_kill_process.cold.27+0x10/0x903
[  456.010899]  ? zap_class+0x640/0x640
[  456.014634]  ? check_preemption_disabled+0x48/0x280
[  456.019651]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.024600]  ? kasan_check_read+0x11/0x20
[  456.028753]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.034040]  ? oom_evaluate_task+0x540/0x540
[  456.038456]  ? find_held_lock+0x36/0x1c0
[  456.042529]  ? out_of_memory+0x974/0x1430
[  456.046682]  ? lock_downgrade+0x900/0x900
[  456.050833]  ? check_preemption_disabled+0x48/0x280
[  456.055852]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.060785]  ? kasan_check_read+0x11/0x20
[  456.064933]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.070209]  ? rcu_softirq_qs+0x20/0x20
[  456.074202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.079765]  ? oom_evaluate_task+0x302/0x540
[  456.084184]  out_of_memory+0xa84/0x1430
[  456.088171]  ? oom_killer_disable+0x3a0/0x3a0
[  456.092676]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  456.097611]  ? __ww_mutex_check_waiters+0x160/0x160
[  456.102638]  __alloc_pages_slowpath+0x2354/0x2e10
[  456.107509]  ? warn_alloc+0x120/0x120
[  456.111310]  ? mark_held_locks+0x130/0x130
[  456.115553]  ? find_get_entry+0xaae/0x1120
[  456.119797]  ? filemap_map_pages+0x1a20/0x1a20
[  456.124387]  ? zap_class+0x640/0x640
[  456.128118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.133688]  ? check_preemption_disabled+0x48/0x280
[  456.138723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.144286]  ? should_fail+0x22d/0xd01
[  456.148178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.153297]  ? zap_class+0x640/0x640
[  456.157035]  ? __lock_is_held+0xb5/0x140
[  456.161107]  ? mark_held_locks+0x130/0x130
[  456.165345]  ? lock_release+0xa00/0xa00
[  456.169320]  ? perf_trace_sched_process_exec+0x860/0x860
[  456.174820]  ? xa_load+0x2ba/0x460
[  456.178378]  ? lock_downgrade+0x900/0x900
[  456.182551]  ? __might_sleep+0x95/0x190
[  456.186536]  __alloc_pages_nodemask+0xa80/0xde0
[  456.191215]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  456.196257]  ? __page_cache_alloc+0x191/0x5c0
[  456.200765]  ? xa_load+0x2e1/0x460
[  456.204306]  ? xa_clear_mark+0x40/0x40
[  456.208195]  ? zap_class+0x640/0x640
[  456.211924]  ? zap_class+0x640/0x640
[  456.215643]  ? zap_class+0x640/0x640
[  456.219379]  ? __do_page_cache_readahead+0x663/0x810
[  456.224502]  ? find_held_lock+0x36/0x1c0
[  456.228580]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  456.234120]  alloc_pages_current+0x173/0x350
[  456.238538]  __page_cache_alloc+0x38c/0x5c0
[  456.242862]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.247814]  ? kasan_check_read+0x11/0x20
[  456.251964]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.257259]  ? generic_perform_write+0x6a0/0x6a0
[  456.262022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.267560]  ? check_preemption_disabled+0x48/0x280
[  456.272585]  filemap_fault+0x1595/0x25f0
[  456.276661]  ? __lock_page_or_retry+0xa00/0xa00
[  456.281332]  ? mark_held_locks+0x130/0x130
[  456.285582]  ? filemap_map_pages+0xd6b/0x1a20
[  456.290101]  ? lock_downgrade+0x900/0x900
[  456.294273]  ? check_preemption_disabled+0x48/0x280
[  456.299310]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.304254]  ? kasan_check_read+0x11/0x20
[  456.308403]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.313683]  ? rcu_softirq_qs+0x20/0x20
[  456.317677]  ? filemap_map_pages+0xd92/0x1a20
[  456.322177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.327723]  ? find_get_entries_tag+0x1400/0x1400
[  456.332573]  ? __lock_acquire+0x62f/0x4c20
[  456.336842]  ? lock_acquire+0x1ed/0x520
[  456.340819]  ? ext4_filemap_fault+0x7a/0xad
[  456.345148]  ? lock_release+0xa00/0xa00
[  456.349120]  ? perf_trace_sched_process_exec+0x860/0x860
[  456.354572]  ? print_usage_bug+0xc0/0xc0
[  456.358639]  ? print_usage_bug+0xc0/0xc0
[  456.362718]  ? down_read+0x8d/0x120
[  456.366349]  ? ext4_filemap_fault+0x7a/0xad
[  456.370675]  ? __down_interruptible+0x700/0x700
[  456.375360]  ext4_filemap_fault+0x82/0xad
[  456.379515]  __do_fault+0x100/0x6b0
[  456.383148]  ? pmd_devmap_trans_unstable+0x220/0x220
[  456.388276]  ? mark_held_locks+0x130/0x130
[  456.392518]  ? mark_held_locks+0x130/0x130
[  456.396753]  ? find_held_lock+0x36/0x1c0
[  456.400838]  ? find_held_lock+0x36/0x1c0
[  456.404903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.410447]  __handle_mm_fault+0x3ea0/0x5be0
[  456.414859]  ? poll_select_copy_remaining+0x18c/0x6a0
[  456.420057]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  456.424915]  ? __might_fault+0x12b/0x1e0
[  456.428977]  ? lock_downgrade+0x900/0x900
[  456.433150]  ? zap_class+0x640/0x640
[  456.436863]  ? zap_class+0x640/0x640
[  456.440586]  ? find_held_lock+0x36/0x1c0
[  456.444677]  ? handle_mm_fault+0x42a/0xc70
[  456.448915]  ? lock_downgrade+0x900/0x900
[  456.453081]  ? check_preemption_disabled+0x48/0x280
[  456.458101]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.463029]  ? kasan_check_read+0x11/0x20
[  456.467180]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.472457]  ? rcu_softirq_qs+0x20/0x20
[  456.476432]  ? trace_hardirqs_off_caller+0x310/0x310
[  456.481537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.487077]  ? check_preemption_disabled+0x48/0x280
[  456.492616]  handle_mm_fault+0x54f/0xc70
[  456.496699]  ? __handle_mm_fault+0x5be0/0x5be0
[  456.501292]  ? find_vma+0x34/0x190
[  456.504840]  __do_page_fault+0x5e8/0xe60
[  456.508902]  ? trace_hardirqs_off+0xb8/0x310
[  456.513322]  do_page_fault+0xf2/0x7e0
[  456.517129]  ? vmalloc_sync_all+0x30/0x30
[  456.521282]  ? error_entry+0x70/0xd0
[  456.525013]  ? trace_hardirqs_off_caller+0xbb/0x310
[  456.530031]  ? trace_hardirqs_on_caller+0xc0/0x310
[  456.534964]  ? syscall_return_slowpath+0x5e0/0x5e0
[  456.539897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.544792]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.549825]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  456.555282]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  456.560303]  ? prepare_exit_to_usermode+0x291/0x3b0
[  456.565324]  ? page_fault+0x8/0x30
[  456.568869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.573715]  ? page_fault+0x8/0x30
[  456.577304]  page_fault+0x1e/0x30
[  456.580758] RIP: 0033:0x7f00c9250dd3
[  456.584486] Code: Bad RIP value.
[  456.587853] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  456.593254] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  456.600541] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  456.607808] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  456.615083] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  456.622361] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  456.629666] warn_alloc_show_mem: 1 callbacks suppressed
[  456.629692] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  456.629694] Mem-Info:
[  456.629724] active_anon:48257 inactive_anon:195 isolated_anon:0
[  456.629724]  active_file:14 inactive_file:11 isolated_file:0
[  456.629724]  unevictable:0 dirty:0 writeback:0 unstable:0
[  456.629724]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  456.629724]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  456.629724]  free:13718 free_pcp:175 free_cma:0
[  456.635081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  456.642381] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  456.644794] Call Trace:
[  456.677674] 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
[  456.687062]  <IRQ>
[  456.714582] lowmem_reserve[]: 0 2818 6321 6321
[  456.717176]  dump_stack+0x244/0x39d
[  456.743275] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  456.745425]  ? dump_stack_print_info.cold.1+0x20/0x20
[  456.749971] lowmem_reserve[]: 0 0 3503 3503
[  456.753631]  warn_alloc.cold.116+0xb7/0x1bd
[  456.781107] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  456.786296]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  456.790589] lowmem_reserve[]: 0 0 0 0
[  456.794906]  ? lock_downgrade+0x900/0x900
[  456.823763] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  456.828625]  ? trace_hardirqs_off+0xb8/0x310
[  456.832396] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  456.836542]  ? trace_hardirqs_off+0xb8/0x310
[  456.850040] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  456.854472]  __alloc_pages_slowpath+0x26e8/0x2e10
[  456.869624] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  456.874045]  ? warn_alloc+0x120/0x120
[  456.889088] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  456.893919]  ? warn_alloc+0x120/0x120
[  456.902751] 269 total pagecache pages
[  456.906578]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  456.915132] 0 pages in swap cache
[  456.918923]  ? warn_alloc+0x120/0x120
[  456.922708] Swap cache stats: add 0, delete 0, find 0/0
[  456.927714]  ? print_usage_bug+0xc0/0xc0
[  456.931153] Free swap  = 0kB
[  456.934946]  ? print_usage_bug+0xc0/0xc0
[  456.940286] Total swap = 0kB
[  456.944340]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  456.947330] 1965979 pages RAM
[  456.951382]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.954380] 0 pages HighMem/MovableOnly
[  456.959565]  ? should_fail+0x22d/0xd01
[  456.962671] 342853 pages reserved
[  456.968201]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.972149] 0 pages cma reserved
[  456.976029]  ? __lock_acquire+0x62f/0x4c20
[  456.979553] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  456.984589]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.984602]  ? should_fail+0x22d/0xd01
[  456.984624]  ? mark_held_locks+0x130/0x130
[  456.988370] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  456.992187]  ? mark_held_locks+0x130/0x130
[  456.992203]  ? print_usage_bug+0xc0/0xc0
[  456.998839] init cpuset=/ mems_allowed=0
[  457.003932]  ? find_held_lock+0x36/0x1c0
[  457.003947]  ? zap_class+0x640/0x640
[  457.041922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.047469]  ? check_preemption_disabled+0x48/0x280
[  457.052500]  ? __lock_is_held+0xb5/0x140
[  457.056580]  __alloc_pages_nodemask+0xa80/0xde0
[  457.061259]  ? zap_class+0x640/0x640
[  457.064983]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  457.070012]  ? find_held_lock+0x36/0x1c0
[  457.074083]  ? ____cache_alloc_node+0x1c7/0x1e0
[  457.078764]  ? lock_downgrade+0x900/0x900
[  457.082921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.088468]  cache_grow_begin+0xa5/0x8c0
[  457.092533]  ? do_raw_spin_unlock+0xa7/0x330
[  457.096950]  fallback_alloc+0x204/0x2e0
[  457.100937]  ____cache_alloc_node+0x1c7/0x1e0
[  457.105440]  kmem_cache_alloc_node+0xe3/0x730
[  457.109935]  ? mark_held_locks+0xc7/0x130
[  457.114097]  __alloc_skb+0x119/0x770
[  457.117818]  ? netdev_alloc_frag+0x1f0/0x1f0
[  457.122226]  ? do_raw_spin_trylock+0x270/0x270
[  457.126819]  ? kmem_cache_alloc_trace+0x353/0x750
[  457.131668]  ? queue_work_on+0x12c/0x1e0
[  457.135756]  ? switchdev_port_obj_del+0xdc/0x440
[  457.140520]  ? switchdev_trans_item_enqueue+0x260/0x260
[  457.145892]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  457.150914]  __br_mdb_notify+0x4ff/0x15d0
[  457.155072]  ? __br_mdb_add+0x7f0/0x7f0
[  457.159065]  ? zap_class+0x640/0x640
[  457.162795]  ? br_multicast_group_expired+0x96/0x610
[  457.167910]  ? lock_downgrade+0x900/0x900
[  457.172065]  br_mdb_notify+0x310/0x410
[  457.175957]  ? br_mdb_dump+0x27b0/0x27b0
[  457.180027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.185589]  br_multicast_group_expired+0x1bc/0x610
[  457.190631]  ? br_mdb_free+0x80/0x80
[  457.194359]  call_timer_fn+0x272/0x920
[  457.198264]  ? br_mdb_free+0x80/0x80
[  457.201980]  ? process_timeout+0x40/0x40
[  457.206050]  ? __run_timers+0x7da/0xc70
[  457.210030]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.214528]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.219022]  ? br_mdb_free+0x80/0x80
[  457.222738]  ? lockdep_hardirqs_on+0x296/0x5b0
[  457.227328]  ? trace_hardirqs_on+0xbd/0x310
[  457.231655]  ? kasan_check_read+0x11/0x20
[  457.235819]  ? __run_timers+0x7da/0xc70
[  457.239797]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.244919]  ? br_mdb_free+0x80/0x80
[  457.248642]  ? br_mdb_free+0x80/0x80
[  457.252355]  __run_timers+0x7e5/0xc70
[  457.256174]  ? timer_fixup_init+0x70/0x70
[  457.260330]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  457.265354]  ? zap_class+0x640/0x640
[  457.269077]  ? enqueue_hrtimer+0x1a5/0x560
[  457.273317]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  457.278537]  ? find_held_lock+0x36/0x1c0
[  457.282619]  ? zap_class+0x640/0x640
[  457.286353]  ? pvclock_read_flags+0x160/0x160
[  457.290866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.296412]  ? check_preemption_disabled+0x48/0x280
[  457.301441]  ? __lock_is_held+0xb5/0x140
[  457.305504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.311056]  ? check_preemption_disabled+0x48/0x280
[  457.316081]  run_timer_softirq+0x52/0xb0
[  457.320144]  ? rcu_read_lock_sched_held+0x14f/0x180
[  457.325162]  __do_softirq+0x308/0xb7e
[  457.328978]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  457.333504]  ? lock_downgrade+0x900/0x900
[  457.337661]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  457.342780]  ? pvclock_read_flags+0x160/0x160
[  457.347296]  ? lapic_next_event+0x5a/0x90
[  457.351448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.356992]  ? kvm_clock_read+0x18/0x30
[  457.360969]  ? kvm_sched_clock_read+0x9/0x20
[  457.365388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.370927]  ? check_preemption_disabled+0x48/0x280
[  457.375963]  irq_exit+0x17f/0x1c0
[  457.379430]  smp_apic_timer_interrupt+0x1cb/0x760
[  457.384279]  ? smp_reschedule_interrupt+0x109/0x650
[  457.389305]  ? smp_call_function_single_interrupt+0x650/0x650
[  457.395189]  ? interrupt_entry+0xb5/0xc0
[  457.399260]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.404277]  ? trace_hardirqs_off_caller+0xbb/0x310
[  457.409308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.414153]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.419174]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.424203]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.429069]  apic_timer_interrupt+0xf/0x20
[  457.433304]  </IRQ>
[  457.435545] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  457.441432] Code: 3f 7e 0f 85 32 ff ff ff e8 f3 e7 3d ff e9 28 ff ff ff e8 6a 1d c3 ff 48 83 3d 72 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  457.460336] RSP: 0000:ffff8801cc7ff498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  457.468053] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  457.475324] RDX: 0000000000000000 RSI: ffff8801b5512ac0 RDI: 0000000000000286
[  457.482690] RBP: ffff8801cc7ff510 R08: ffff8801b5512240 R09: 0000000000000000
[  457.489963] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  457.497238] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  457.504557]  ? save_stack+0xa9/0xd0
[  457.508201]  __kmalloc_node_track_caller+0x3c/0x70
[  457.513156]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  457.517931]  pskb_expand_head+0x230/0x10f0
[  457.522171]  ? check_preemption_disabled+0x48/0x280
[  457.527195]  ? memcpy+0x45/0x50
[  457.530484]  ? __copy_skb_header+0x350/0x6b0
[  457.534896]  ? skb_release_data+0x880/0x880
[  457.539245]  ? __alloc_skb+0x770/0x770
[  457.543143]  ? __lock_is_held+0xb5/0x140
[  457.547218]  ? kasan_check_write+0x14/0x20
[  457.551466]  ? __skb_clone+0x6c7/0xa00
[  457.555359]  ? __copy_skb_header+0x6b0/0x6b0
[  457.559797]  ? kmem_cache_alloc+0x33a/0x730
[  457.564126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.569671]  skb_ensure_writable+0x3dd/0x640
[  457.574085]  ? skb_checksum_setup+0xaa0/0xaa0
[  457.578589]  ? preempt_notifier_register+0x200/0x200
[  457.583691]  ? __switch_to_asm+0x34/0x70
[  457.587758]  ? __switch_to_asm+0x34/0x70
[  457.591817]  ? __switch_to_asm+0x40/0x70
[  457.595877]  ? __switch_to_asm+0x34/0x70
[  457.599941]  ? __switch_to_asm+0x40/0x70
[  457.604013]  ? __switch_to_asm+0x40/0x70
[  457.608072]  ? __switch_to_asm+0x34/0x70
[  457.612132]  ? __switch_to_asm+0x34/0x70
[  457.616205]  ? __switch_to_asm+0x40/0x70
[  457.620270]  ? __switch_to_asm+0x34/0x70
[  457.624868]  bpf_clone_redirect+0x14a/0x490
[  457.629203]  bpf_prog_bebbfe2050753572+0x87a/0x1000
[  457.634239]  ? __sched_text_start+0x8/0x8
[  457.638393]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  457.643164]  ? find_held_lock+0x36/0x1c0
[  457.647242]  ? lock_acquire+0x1ed/0x520
[  457.651218]  ? bpf_test_run+0x3cb/0x780
[  457.655209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.660765]  ? check_preemption_disabled+0x48/0x280
[  457.665800]  ? kasan_check_read+0x11/0x20
[  457.669949]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  457.675236]  ? rcu_softirq_qs+0x20/0x20
[  457.679217]  ? preempt_schedule+0x4d/0x60
[  457.683375]  ? ___preempt_schedule+0x16/0x18
[  457.687796]  ? bpf_test_run+0x25d/0x780
[  457.691796]  ? netlink_diag_dump+0x2a0/0x2a0
[  457.696206]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.701777]  ? bpf_test_init.isra.10+0x70/0x100
[  457.706467]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  457.711244]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  457.716106]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  457.721651]  ? fput+0x130/0x1a0
[  457.724963]  ? __bpf_prog_get+0x9b/0x290
[  457.729048]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  457.733889]  ? bpf_prog_test_run+0x130/0x1a0
[  457.738315]  ? __x64_sys_bpf+0x3d8/0x520
[  457.742375]  ? bpf_prog_get+0x20/0x20
[  457.746195]  ? do_syscall_64+0x1b9/0x820
[  457.750267]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  457.755637]  ? syscall_return_slowpath+0x5e0/0x5e0
[  457.760573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.765418]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.770444]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  457.775468]  ? prepare_exit_to_usermode+0x291/0x3b0
[  457.780496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.785369]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  457.790751] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #86
[  457.790925] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  457.796917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  457.807399] syz-executor4 cpuset=syz4 mems_allowed=0
[  457.816760] Call Trace:
[  457.824430]  <IRQ>
[  457.826589]  dump_stack+0x244/0x39d
[  457.830224]  ? dump_stack_print_info.cold.1+0x20/0x20
[  457.835441]  warn_alloc.cold.116+0xb7/0x1bd
[  457.839769]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  457.844616]  ? lock_downgrade+0x900/0x900
[  457.848799]  ? trace_hardirqs_off+0xb8/0x310
[  457.853237]  ? trace_hardirqs_off+0xb8/0x310
[  457.857663]  ? noop_count+0x40/0x40
[  457.861300]  __alloc_pages_slowpath+0x26e8/0x2e10
[  457.866182]  ? check_usage+0x1aa/0x790
[  457.870076]  ? warn_alloc+0x120/0x120
[  457.873887]  ? warn_alloc+0x120/0x120
[  457.877687]  ? __bfs+0xb0/0x780
[  457.880969]  ? print_bfs_bug+0x80/0x80
[  457.884859]  ? warn_alloc+0x120/0x120
[  457.888659]  ? print_usage_bug+0xc0/0xc0
[  457.892738]  ? mark_held_locks+0x130/0x130
[  457.896974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.902514]  ? should_fail+0x22d/0xd01
[  457.906418]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  457.912310]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.917420]  ? __lock_acquire+0x62f/0x4c20
[  457.921660]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.926768]  ? should_fail+0x22d/0xd01
[  457.930667]  ? mark_held_locks+0x130/0x130
[  457.934922]  ? mark_held_locks+0x130/0x130
[  457.939160]  ? zap_class+0x640/0x640
[  457.942881]  ? zap_class+0x640/0x640
[  457.946598]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  457.952489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.958032]  ? check_preemption_disabled+0x48/0x280
[  457.963060]  ? __lock_is_held+0xb5/0x140
[  457.967128]  __alloc_pages_nodemask+0xa80/0xde0
[  457.971798]  ? zap_class+0x640/0x640
[  457.975517]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  457.980548]  ? find_held_lock+0x36/0x1c0
[  457.984620]  ? ____cache_alloc_node+0x1c7/0x1e0
[  457.989294]  ? lock_downgrade+0x900/0x900
[  457.993450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.998997]  cache_grow_begin+0xa5/0x8c0
[  458.003069]  ? do_raw_spin_unlock+0xa7/0x330
[  458.007486]  fallback_alloc+0x204/0x2e0
[  458.011476]  ____cache_alloc_node+0x1c7/0x1e0
[  458.015976]  kmem_cache_alloc_node+0xe3/0x730
[  458.020486]  ? mark_held_locks+0xc7/0x130
[  458.024661]  __alloc_skb+0x119/0x770
[  458.028386]  ? netdev_alloc_frag+0x1f0/0x1f0
[  458.032792]  ? do_raw_spin_trylock+0x270/0x270
[  458.037391]  ? kmem_cache_alloc_trace+0x353/0x750
[  458.042273]  ? queue_work_on+0x12c/0x1e0
[  458.046345]  ? switchdev_port_obj_del+0xdc/0x440
[  458.051123]  ? switchdev_trans_item_enqueue+0x260/0x260
[  458.056507]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  458.061529]  __br_mdb_notify+0x4ff/0x15d0
[  458.065678]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.070788]  ? __br_mdb_add+0x7f0/0x7f0
[  458.074767]  ? mark_held_locks+0x130/0x130
[  458.079007]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  458.084123]  ? debug_object_assert_init+0x368/0x4b0
[  458.089142]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.094260]  ? debug_object_init_on_stack+0x20/0x20
[  458.099282]  ? zap_class+0x640/0x640
[  458.103000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.108543]  br_mdb_notify+0x310/0x410
[  458.112435]  ? br_mdb_dump+0x27b0/0x27b0
[  458.116518]  br_multicast_del_pg+0x3df/0x790
[  458.120938]  ? br_mdb_ip_get+0x940/0x940
[  458.125002]  ? rwlock_bug.part.2+0x90/0x90
[  458.129260]  ? __lock_is_held+0xb5/0x140
[  458.133333]  br_multicast_port_group_expired+0x189/0x1e0
[  458.138794]  call_timer_fn+0x272/0x920
[  458.142697]  ? br_multicast_del_pg+0x790/0x790
[  458.147283]  ? process_timeout+0x40/0x40
[  458.151360]  ? mark_held_locks+0xc7/0x130
[  458.155513]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.160005]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.164505]  ? br_multicast_del_pg+0x790/0x790
[  458.169089]  ? lockdep_hardirqs_on+0x296/0x5b0
[  458.173673]  ? trace_hardirqs_on+0xbd/0x310
[  458.178008]  ? kasan_check_read+0x11/0x20
[  458.182163]  ? __run_timers+0x7da/0xc70
[  458.186144]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.191266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  458.195516]  ? br_multicast_del_pg+0x790/0x790
[  458.200096]  __run_timers+0x7e5/0xc70
[  458.203910]  ? timer_fixup_init+0x70/0x70
[  458.208064]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  458.213086]  ? zap_class+0x640/0x640
[  458.216808]  ? print_usage_bug+0xc0/0xc0
[  458.220874]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  458.226073]  ? find_held_lock+0x36/0x1c0
[  458.230139]  ? zap_class+0x640/0x640
[  458.233860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.239403]  ? check_preemption_disabled+0x48/0x280
[  458.244432]  ? __lock_is_held+0xb5/0x140
[  458.248496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.254035]  ? check_preemption_disabled+0x48/0x280
[  458.259058]  run_timer_softirq+0x52/0xb0
[  458.263123]  ? rcu_read_lock_sched_held+0x14f/0x180
[  458.268142]  __do_softirq+0x308/0xb7e
[  458.271952]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  458.276451]  ? lock_downgrade+0x900/0x900
[  458.280608]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  458.285720]  ? pvclock_read_flags+0x160/0x160
[  458.290228]  ? lapic_next_event+0x5a/0x90
[  458.294403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.299948]  ? kvm_clock_read+0x18/0x30
[  458.303937]  ? kvm_sched_clock_read+0x9/0x20
[  458.308350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.313892]  ? check_preemption_disabled+0x48/0x280
[  458.318924]  irq_exit+0x17f/0x1c0
[  458.322382]  smp_apic_timer_interrupt+0x1cb/0x760
[  458.327236]  ? smp_reschedule_interrupt+0x109/0x650
[  458.332269]  ? smp_call_function_single_interrupt+0x650/0x650
[  458.338155]  ? interrupt_entry+0xb5/0xc0
[  458.342221]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.347265]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.352300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.357147]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.362162]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.367212]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.372114]  apic_timer_interrupt+0xf/0x20
[  458.376346]  </IRQ>
[  458.378595] RIP: 0010:dump_stack+0x358/0x39d
[  458.383006] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 31 9f ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  458.401910] RSP: 0018:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  458.409648] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  458.416919] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  458.424197] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  458.431460] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  458.438739] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  458.446062]  ? dump_stack+0x34f/0x39d
[  458.449878]  ? dump_stack_print_info.cold.1+0x20/0x20
[  458.455081]  ? mark_held_locks+0x130/0x130
[  458.459343]  ? mark_held_locks+0x130/0x130
[  458.463600]  dump_header+0x27b/0xf72
[  458.467350]  ? pagefault_out_of_memory+0x197/0x197
[  458.472291]  ? __lock_acquire+0x62f/0x4c20
[  458.476534]  ? percpu_ref_get_many+0x240/0x240
[  458.481119]  ? print_usage_bug+0xc0/0xc0
[  458.485188]  ? zap_class+0x640/0x640
[  458.488920]  ? print_usage_bug+0xc0/0xc0
[  458.493480]  ? print_usage_bug+0xc0/0xc0
[  458.497547]  ? zap_class+0x640/0x640
[  458.501296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.506852]  ? find_held_lock+0x36/0x1c0
[  458.510922]  ? mark_held_locks+0xc7/0x130
[  458.515072]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.520186]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.525290]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  458.529879]  ? trace_hardirqs_on+0xbd/0x310
[  458.534205]  ? kasan_check_read+0x11/0x20
[  458.538364]  ? ___ratelimit+0x3b4/0x672
[  458.542340]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.547445]  ? trace_hardirqs_on+0x310/0x310
[  458.551855]  ? lock_downgrade+0x900/0x900
[  458.556006]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  458.561120]  ? ___ratelimit+0x3b9/0x672
[  458.565100]  ? idr_get_free+0xf70/0xf70
[  458.569075]  ? find_held_lock+0x36/0x1c0
[  458.573148]  oom_kill_process.cold.27+0x10/0x903
[  458.577910]  ? zap_class+0x640/0x640
[  458.581658]  ? check_preemption_disabled+0x48/0x280
[  458.587636]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.592580]  ? kasan_check_read+0x11/0x20
[  458.596746]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.602084]  ? oom_evaluate_task+0x540/0x540
[  458.606498]  ? find_held_lock+0x36/0x1c0
[  458.610567]  ? out_of_memory+0x974/0x1430
[  458.614737]  ? lock_downgrade+0x900/0x900
[  458.618926]  ? check_preemption_disabled+0x48/0x280
[  458.623947]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.628882]  ? kasan_check_read+0x11/0x20
[  458.633031]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.638309]  ? rcu_softirq_qs+0x20/0x20
[  458.642305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.647843]  ? oom_evaluate_task+0x302/0x540
[  458.652273]  out_of_memory+0xa84/0x1430
[  458.656273]  ? oom_killer_disable+0x3a0/0x3a0
[  458.660773]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  458.665708]  ? __ww_mutex_check_waiters+0x160/0x160
[  458.670766]  __alloc_pages_slowpath+0x2354/0x2e10
[  458.675638]  ? warn_alloc+0x120/0x120
[  458.679446]  ? mark_held_locks+0x130/0x130
[  458.683687]  ? find_get_entry+0xaae/0x1120
[  458.687962]  ? filemap_map_pages+0x1a20/0x1a20
[  458.692553]  ? zap_class+0x640/0x640
[  458.696282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.701852]  ? check_preemption_disabled+0x48/0x280
[  458.706865]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.712403]  ? should_fail+0x22d/0xd01
[  458.716324]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.721434]  ? zap_class+0x640/0x640
[  458.725192]  ? __lock_is_held+0xb5/0x140
[  458.729272]  ? mark_held_locks+0x130/0x130
[  458.733530]  ? lock_release+0xa00/0xa00
[  458.737506]  ? perf_trace_sched_process_exec+0x860/0x860
[  458.742967]  ? xa_load+0x2ba/0x460
[  458.746510]  ? lock_downgrade+0x900/0x900
[  458.750663]  ? __might_sleep+0x95/0x190
[  458.754689]  __alloc_pages_nodemask+0xa80/0xde0
[  458.759413]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  458.764442]  ? __page_cache_alloc+0x191/0x5c0
[  458.768940]  ? xa_load+0x2e1/0x460
[  458.772487]  ? xa_clear_mark+0x40/0x40
[  458.776379]  ? zap_class+0x640/0x640
[  458.780100]  ? zap_class+0x640/0x640
[  458.783817]  ? zap_class+0x640/0x640
[  458.787551]  ? __do_page_cache_readahead+0x663/0x810
[  458.792660]  ? find_held_lock+0x36/0x1c0
[  458.796726]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  458.802280]  alloc_pages_current+0x173/0x350
[  458.806697]  __page_cache_alloc+0x38c/0x5c0
[  458.811017]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.815945]  ? kasan_check_read+0x11/0x20
[  458.820092]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.825373]  ? generic_perform_write+0x6a0/0x6a0
[  458.830132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.835669]  ? check_preemption_disabled+0x48/0x280
[  458.840694]  filemap_fault+0x1595/0x25f0
[  458.844766]  ? __lock_page_or_retry+0xa00/0xa00
[  458.849437]  ? mark_held_locks+0x130/0x130
[  458.853681]  ? filemap_map_pages+0xd6b/0x1a20
[  458.858180]  ? lock_downgrade+0x900/0x900
[  458.862333]  ? check_preemption_disabled+0x48/0x280
[  458.867358]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.872301]  ? kasan_check_read+0x11/0x20
[  458.876451]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.881751]  ? rcu_softirq_qs+0x20/0x20
[  458.885749]  ? filemap_map_pages+0xd92/0x1a20
[  458.890258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.895806]  ? find_get_entries_tag+0x1400/0x1400
[  458.900655]  ? __lock_acquire+0x62f/0x4c20
[  458.904900]  ? lock_acquire+0x1ed/0x520
[  458.908877]  ? ext4_filemap_fault+0x7a/0xad
[  458.913204]  ? lock_release+0xa00/0xa00
[  458.917180]  ? perf_trace_sched_process_exec+0x860/0x860
[  458.922631]  ? print_usage_bug+0xc0/0xc0
[  458.926692]  ? print_usage_bug+0xc0/0xc0
[  458.930766]  ? down_read+0x8d/0x120
[  458.934404]  ? ext4_filemap_fault+0x7a/0xad
[  458.938761]  ? __down_interruptible+0x700/0x700
[  458.943455]  ext4_filemap_fault+0x82/0xad
[  458.947605]  __do_fault+0x100/0x6b0
[  458.951241]  ? pmd_devmap_trans_unstable+0x220/0x220
[  458.956363]  ? mark_held_locks+0x130/0x130
[  458.960622]  ? mark_held_locks+0x130/0x130
[  458.964855]  ? find_held_lock+0x36/0x1c0
[  458.968918]  ? find_held_lock+0x36/0x1c0
[  458.972999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.978538]  __handle_mm_fault+0x3ea0/0x5be0
[  458.982947]  ? poll_select_copy_remaining+0x18c/0x6a0
[  458.988144]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  458.993009]  ? __might_fault+0x12b/0x1e0
[  458.997068]  ? lock_downgrade+0x900/0x900
[  459.001237]  ? zap_class+0x640/0x640
[  459.004972]  ? zap_class+0x640/0x640
[  459.008689]  ? find_held_lock+0x36/0x1c0
[  459.012755]  ? handle_mm_fault+0x42a/0xc70
[  459.016995]  ? lock_downgrade+0x900/0x900
[  459.021146]  ? check_preemption_disabled+0x48/0x280
[  459.026162]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  459.031102]  ? kasan_check_read+0x11/0x20
[  459.035260]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.040550]  ? rcu_softirq_qs+0x20/0x20
[  459.044522]  ? trace_hardirqs_off_caller+0x310/0x310
[  459.049641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.055183]  ? check_preemption_disabled+0x48/0x280
[  459.060207]  handle_mm_fault+0x54f/0xc70
[  459.064288]  ? __handle_mm_fault+0x5be0/0x5be0
[  459.068875]  ? find_vma+0x34/0x190
[  459.072421]  __do_page_fault+0x5e8/0xe60
[  459.076486]  ? trace_hardirqs_off+0xb8/0x310
[  459.080907]  do_page_fault+0xf2/0x7e0
[  459.084712]  ? vmalloc_sync_all+0x30/0x30
[  459.088859]  ? error_entry+0x70/0xd0
[  459.092574]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.097607]  ? trace_hardirqs_on_caller+0xc0/0x310
[  459.102536]  ? syscall_return_slowpath+0x5e0/0x5e0
[  459.107466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.112326]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.117348]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  459.122811]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  459.127829]  ? prepare_exit_to_usermode+0x291/0x3b0
[  459.132846]  ? page_fault+0x8/0x30
[  459.136390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.141243]  ? page_fault+0x8/0x30
[  459.144794]  page_fault+0x1e/0x30
[  459.148259] RIP: 0033:0x7f00c9250dd3
[  459.151985] Code: Bad RIP value.
[  459.155346] RSP: 002b:00007ffddade3b38 EFLAGS: 00010246
[  459.160707] RAX: 0000000000000000 RBX: 00007ffddade3ce0 RCX: 00007f00c9250dd3
[  459.167975] RDX: 0000000000000000 RSI: 00007ffddade3e90 RDI: 000000000000000b
[  459.175250] RBP: 00007ffddade3e90 R08: 00007ffddade3f10 R09: 0000000000000001
[  459.182522] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  459.189802] R13: 00007ffddade4270 R14: 0000000000000000 R15: 0000000000000000
[  459.197094] CPU: 1 PID: 12214 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #86
[  459.197110] warn_alloc_show_mem: 1 callbacks suppressed
[  459.197115] Mem-Info:
[  459.204377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  459.209743] active_anon:48257 inactive_anon:195 isolated_anon:0
[  459.209743]  active_file:14 inactive_file:11 isolated_file:0
[  459.209743]  unevictable:0 dirty:0 writeback:0 unstable:0
[  459.209743]  slab_reclaimable:9152 slab_unreclaimable:1459521
[  459.209743]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  459.209743]  free:13718 free_pcp:175 free_cma:0
[  459.212114] Call Trace:
[  459.221502] Node 0 active_anon:193028kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  459.254351]  <IRQ>
[  459.256922] 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
[  459.284430]  dump_stack+0x244/0x39d
[  459.286567] lowmem_reserve[]: 0 2818 6321 6321
[  459.312696]  ? dump_stack_print_info.cold.1+0x20/0x20
[  459.316291] Node 0 DMA32 free:25212kB min:30052kB low:37564kB high:45076kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  459.320874]  warn_alloc.cold.116+0xb7/0x1bd
[  459.326027] lowmem_reserve[]: 0 0 3503 3503
[  459.353526]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  459.357819] Node 0 Normal free:13752kB min:37364kB low:46704kB high:56044kB active_anon:192880kB inactive_anon:780kB active_file:56kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2520kB bounce:0kB free_pcp:452kB local_pcp:204kB free_cma:0kB
[  459.362138]  ? lock_downgrade+0x900/0x900
[  459.366942] lowmem_reserve[]: 0 0 0 0
[  459.395842]  ? trace_hardirqs_off+0xb8/0x310
[  459.399962] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  459.403762]  ? trace_hardirqs_off+0xb8/0x310
[  459.408138] Node 0 DMA32: 1*4kB (M) 1*8kB (U) 1*16kB (M) 3*32kB (M) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25212kB
[  459.421679]  __alloc_pages_slowpath+0x26e8/0x2e10
[  459.426060] Node 0 Normal: 614*4kB (UME) 366*8kB (UMEH) 187*16kB (UMEH) 73*32kB (UME) 38*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13784kB
[  459.441264]  ? warn_alloc+0x120/0x120
[  459.446068] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  459.461144]  ? warn_alloc+0x120/0x120
[  459.464923] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  459.473753]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  459.477525] 269 total pagecache pages
[  459.486093]  ? warn_alloc+0x120/0x120
[  459.491558] 0 pages in swap cache
[  459.495351]  ? print_usage_bug+0xc0/0xc0
[  459.499146] Swap cache stats: add 0, delete 0, find 0/0
[  459.502589]  ? print_usage_bug+0xc0/0xc0
[  459.506625] Free swap  = 0kB
[  459.511999]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  459.516051] Total swap = 0kB
[  459.519069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.524292] 1965979 pages RAM
[  459.527306]  ? should_fail+0x22d/0xd01
[  459.532814] 0 pages HighMem/MovableOnly
[  459.535925]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.539796] 342853 pages reserved
[  459.539805] 0 pages cma reserved
[  459.543773]  ? __lock_acquire+0x62f/0x4c20
[  459.549604] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.552318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.555661] init cpuset=/ mems_allowed=0
[  459.559889]  ? should_fail+0x22d/0xd01
[  459.582660]  ? mark_held_locks+0x130/0x130
[  459.586928]  ? mark_held_locks+0x130/0x130
[  459.591164]  ? print_usage_bug+0xc0/0xc0
[  459.595238]  ? find_held_lock+0x36/0x1c0
[  459.599306]  ? zap_class+0x640/0x640
[  459.603027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.608569]  ? check_preemption_disabled+0x48/0x280
[  459.613627]  ? __lock_is_held+0xb5/0x140
[  459.617714]  __alloc_pages_nodemask+0xa80/0xde0
[  459.622383]  ? zap_class+0x640/0x640
[  459.626647]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  459.631675]  ? find_held_lock+0x36/0x1c0
[  459.635749]  ? ____cache_alloc_node+0x1c7/0x1e0
[  459.640428]  ? lock_downgrade+0x900/0x900